1 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
4 * ipa-utils.h (memory_identifier_string): Moved to ...
5 * tree.h (memory_identifier_string): Here. Add GTY(()).
7 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
10 in the former documentation of...
11 (GO_IF_LEGITIMATE_ADDRESS): ... this.
12 * ira-conflicts.c (get_dup_num): Use address_operand.
13 * targhooks.c (default_legitimate_address_p): New.
14 * targhooks.h (default_legitimate_address_p): New.
15 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
18 * target.h (struct target): Add legitimate_address_p.
19 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
20 (TARGET_INITIALIZER): Include it.
22 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
24 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
25 (TARGET_LEGITIMATE_ADDRESS_P): New.
27 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
28 (REG_OK_STRICT_P): Delete.
29 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
30 (frv_legitimate_address_p_1): ... this.
31 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
32 (frv_legitimate_address_p_1): ... the renamed old
33 frv_legitimate_address_p.
34 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
35 (TARGET_LEGITIMATE_ADDRESS_P): New.
37 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
38 * config/s390/s390-protos.h (legitimate_address_p): Remove.
39 * config/s390/s390.c (legitimate_address_p): Rename to...
40 (s390_legitimate_address_p): ... this, make static.
41 (legitimize_address): Adjust call.
42 (TARGET_LEGITIMATE_ADDRESS_P): New.
43 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
45 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
46 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
47 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
48 (TARGET_LEGITIMATE_ADDRESS_P): New.
50 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
51 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
52 * config/spu/spu.c (spu_legitimate_address): Rename to...
53 (spu_legitimate_address_p): ... this, make static.
54 (TARGET_LEGITIMATE_ADDRESS_P): New.
56 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
57 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
58 * config/sparc/sparc.c (legitimate_address_p): Rename to...
59 (sparc_legitimate_address_p): ... this, make static and return bool.
60 (legitimize_address): Adjust call.
61 (TARGET_LEGITIMATE_ADDRESS_P): New.
63 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
64 * config/i386/i386-protos.h (legitimate_address_p): Remove.
65 * config/i386/i386.c (legitimate_address_p): Rename to...
66 (ix86_legitimate_address_p): ... this, make static.
67 (constant_address_p): Move after it, adjust call.
68 (TARGET_LEGITIMATE_ADDRESS_P): New.
70 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
71 * config/avr/avr-protos.h (legitimate_address_p): Remove.
72 * config/avr/avr.c (legitimate_address_p): Rename to...
73 (avr_legitimate_address_p): ... this, make static.
74 (legitimize_address): Adjust call.
75 (TARGET_LEGITIMATE_ADDRESS_P): New.
77 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
78 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
79 * config/crx/crx.c (crx_legitimate_address_p): Make static.
80 (TARGET_LEGITIMATE_ADDRESS_P): New.
82 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
83 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
84 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
85 (TARGET_LEGITIMATE_ADDRESS_P): New.
87 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
88 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
90 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
92 (TARGET_LEGITIMATE_ADDRESS_P): New.
94 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
95 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
97 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
99 (m68hc11_legitimate_address_p): ... this, make static.
100 (go_if_legitimate_address_internal): Rename to...
101 (m68hc11_legitimate_address_p_1): ... this.
102 (legitimize_address): Adjust call.
103 (TARGET_LEGITIMATE_ADDRESS_P): New.
105 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
106 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p):
108 * config/iq2000/iq2000.c (iq2000_legitimate_address_p):
110 (TARGET_LEGITIMATE_ADDRESS_P): New.
112 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
113 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
114 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
115 (mn10300_legitimate_address_p): ... this, make static.
116 (TARGET_LEGITIMATE_ADDRESS_P): New.
118 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
119 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
120 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
121 (TARGET_LEGITIMATE_ADDRESS_P): New.
123 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
124 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
125 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
126 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
127 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
128 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
129 (rs6000_legitimate_address_p): ... this, make static.
130 (TARGET_LEGITIMATE_ADDRESS_P): New.
131 (REG_MODE_OK_FOR_BASE_P): Delete.
132 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
134 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
135 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
137 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
138 static, adjust types.
139 (TARGET_LEGITIMATE_ADDRESS_P): New.
141 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
142 * config/score/score.c (score_address_p): Rename to...
143 (score_legitimate_address_p): ... this.
144 (TARGET_LEGITIMATE_ADDRESS_P): New.
145 * config/score/score3.c (score3_address_p): Rename to...
146 (score3_legitimate_address_p): ... this.
147 * config/score/score7.c (score7_address_p): Rename to...
148 (score7_legitimate_address_p): ... this.
150 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
151 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
152 GO_IF_LEGITIMATE_ADDRESS): Delete.
153 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
154 thumb2_legitimate_address_p): Delete.
155 (arm_legitimate_address_p): Rename to...
156 (arm_legitimate_address_outer_p): ... this.
157 * config/arm/constraints.md ("Uq"): Adjust call.
158 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
159 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
160 (arm_legitimate_address_outer_p): ... this.
161 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
162 (TARGET_LEGITIMATE_ADDRESS_P): New.
164 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
165 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
166 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
167 (TARGET_LEGITIMATE_ADDRESS_P): New.
169 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
170 * config/vax/vax-protos.h (legitimate_address_p): Remove.
171 * config/vax/vax.c (legitimate_address_p): Rename to...
172 (vax_legitimate_address_p): ... this, make static.
173 (TARGET_LEGITIMATE_ADDRESS_P): New.
175 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
176 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
177 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
178 (TARGET_LEGITIMATE_ADDRESS_P): New.
180 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
181 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
182 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
183 (mmix_legitimate_address_p): ... this, make static.
184 (TARGET_LEGITIMATE_ADDRESS_P): New.
186 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
187 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
188 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
189 (TARGET_LEGITIMATE_ADDRESS_P): New.
191 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
193 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
196 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
198 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
199 LCT_NORMAL in function call.
200 * mips-tdump.c (print_file_desc): Add cast to enum type.
201 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
202 (mark_stabs): Add casts to enum types.
203 (parse_stabs_common): Add casts to enum types.
205 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
207 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
208 Check for invalid values of LETTER.
210 2009-05-13 Taras Glek <tglek@mozilla.com>
212 * attribs.c moved out attribute registration into register_attribute
213 * doc/plugins.texi Documented register_attribute and PLUGIN_ATTRIBUTES
214 * gcc-plugin.h Added forward decl for register_attribute
215 * plugin.c Added PLUGIN_ATTRIBUTES boilerplate
216 * plugin.h Added PLUGIN_ATTRIBUTES
218 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
220 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
221 values even in sentinel and empty entries.
222 (ms_printf_flag_specs): Likewise.
223 (ms_scanf_flag_specs): Likewise.
224 (ms_strftime_flag_specs): Likewise.
225 (ms_print_char_table): Likewise.
226 (ms_scan_char_table): Likewise.
227 (ms_time_char_table): Likewise.
229 2009-05-13 Doug Kwan <dougkwan@google.com>
231 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
233 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
235 * config/mips/mips.md (store): Add attributes for QI and HI.
237 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
238 (truncdi<mode>2): ... this new pattern.
240 2009-05-13 Brad Hards <bradh@kde.org>
242 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
244 2009-05-14 Jakub Jelinek <jakub@redhat.com>
245 Ben Elliston <bje@au.ibm.com>
248 * dse.c (check_mem_read_rtx): Guard against width == -1.
250 2009-05-13 Michael Matz <matz@suse.de>
253 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
254 (trivially_conflicts_p): New function.
255 (insert_backedge_copies): Use it.
257 2009-05-13 Janis Johnson <janis187@us.ibm.com>
259 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
260 (handle_stdc_pragma): Use new enum constant names.
261 (handle_pragma_float_const_decimal64): Ditto.
263 2009-05-13 Ian Lance Taylor <iant@google.com>
265 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
268 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
270 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
271 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
273 * config/m68k/m68k.h (FL_UCLINUX): Define.
275 2009-05-13 Jan Hubicka <jh@suse.cz>
277 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
279 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
281 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
282 unless -fschedule-insns is specified.
284 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
287 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
288 TARGET_EXPAND_CBRANCHDI4.
289 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
290 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
291 (cmpeqdi): Fix comment.
293 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
295 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
296 (sh_legitimate_address_p): Likewise.
297 * config/sh/sh.c (sh_legitimate_index_p): New.
298 (sh_legitimate_address_p): Likewise.
299 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
300 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
301 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
302 (MAYBE_BASE_REGISTER_RTX_P): New macro.
303 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
304 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
305 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
306 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
307 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
309 2009-05-12 Jan Hubicka <jh@suse.cz>
311 * tree-inline.c (estimate_operator_cost): Add operands;
312 when division happens by constant, it is cheap.
313 (estimate_num_insns): Loads and stores are not having cost of 0;
314 EH magic stuff is cheap; when computing runtime cost of switch,
315 use log2 base of amount of its cases; builtin_expect has cost of 0;
316 compute cost for moving return value of call.
317 (init_inline_once): Initialize time_based flags.
318 * tree-inline.h (eni_weights_d): Add time_based flag.
320 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
322 * df-core.c: Update head documentation.
324 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
327 * rs6000.c (rs6000_generate_compare): Use op1b instead of
328 shadowing exisiting variable op1.
330 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
333 * config/i386/driver-i386.c (processor_signatures): New enum.
334 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
335 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
336 processor signature to detect geode processor.
338 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
342 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
344 * optabs.c (prepare_cmp_insn): Temporarily disable test that
345 causes spurious differences between trunk and cond-optab branch.
347 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
349 * dojump.c (compare_from_rtx): Delete.
350 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
351 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
352 if the comparison does not satisfy the predicate; test predicates for
353 operands 2 and 3 of a cstore pattern. Don't try cstore optab
354 further if one existing pattern fails.
355 * expr.h (compare_from_rtx): Delete.
356 (prepare_operand): Declare it.
357 * optabs.c: Change "lib call" to "libcall" throughout.
358 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
359 HAVE_conditional_trap, emit_cmp_insn): Delete.
360 (can_compare_p): Delete cmp_optab case.
361 (prepare_float_lib_cmp): Return an rtx and a machine mode.
362 Accept other parameters by value.
363 (prepare_operand): Make non-static.
364 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
365 other parameters by value. Try to widen operands here based on
366 an optab_methods argument and looking at cbranch_optab.
367 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
368 loop. Use cbranch_optab directly.
369 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
370 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
372 (emit_conditional_move, emit_conditional_add): Inline what's needed
373 of compare_from_rtx, using new prepare_cmp_insn for the rest.
374 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
375 with COMPARE. Move cmov_optab and cstore_optab above
376 with cbranch_optab, move cmp_optab down with ucmp_optab,
377 remove tst_otpab. Do not initialize trap_rtx.
378 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
379 for trap code. Do not check HAVE_conditional_trap. Use
380 prepare_cmp_insn. Accept no predicate for operand 3.
381 * optabs.h (OTI_cmp): Mark as used only for libcalls.
382 (OTI_ctrap, ctrap_optab): New.
384 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
385 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
386 with lookup of ctrap_optab.
387 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
388 setcc_gen_code): Delete.
391 * combine.c (combine_simplify_rtx, simplify_set): Do not
392 special case comparing against zero for cc0 machines.
393 * simplify-rtx.c (simplify_binary_operation_1): Never remove
394 COMPARE on cc0 machines.
395 (simplify_relational_operation): Return a new expression when
396 a COMPARE could be removed.
397 * final.c (final_scan_insn): Compare cc_status values
398 against LHS of a (compare FOO (const_int 0)) cc0 source.
399 Also check if cc_status.value is the full compare.
401 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
402 (cstoreMM4): Document.
403 (conditional_trap): Document ctrapMM4 instead.
404 (sync_compare_and_swapMM): Refer to cbranchcc4.
405 (Dependent Patterns): Eliminate obsolete information referring to
406 the old jump optimization phase.
407 (Canonicalization): Include cbranchcc4 case, omit canonicalization
408 of compares with 0 on cc0 machines.
409 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
410 avoiding references to cc0. Remove text about storing operands
412 * doc/tm.texi (Condition Codes): Include blurb on different
413 condition code representations, separate into subsections for
414 CC0, MODE_CC and conditional execution.
416 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
417 alpha_emit_setcc): Accept operands and a machine mode.
418 * config/alpha/alpha.c (alpha_emit_conditional_branch):
419 Get code/op0/op1 from operands, use machine mode argument
420 instead of alpha_compare.fp_p. Emit the branch here.
421 (alpha_emit_setcc): Likewise, and return boolean.
422 (alpha_emit_conditional_move): Likewise. Assert that
423 cmp_op_mode == cmp_mode, and simplify accordingly.
424 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
425 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
426 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
428 (stack probe test): Use cbranchdi4.
429 * config/alpha/predicates.md (alpha_cbranch_operator): New.
431 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
432 * config/arc/arc.h (movsicc, movsfcc): Use it.
433 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
434 (cbranchsi4, cstoresi4): New.
435 (cmpsi, bCC and sCC expanders): Remove.
437 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
438 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
439 * config/arm/predicates.md (arm_comparison_operator): Only include
440 floating-point operators if there is a hardware floating-point unit.
441 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
442 deferring to cbranch_cc and cstore_cc respectively.
443 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
444 cbranch_cc, cstore_cc): New.
445 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
447 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
449 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
450 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
452 (adjust_insn_length): Adjust calls.
453 (avr_reorg): Handle (compare (foo) (const_int 0)).
454 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
455 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
456 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
457 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
459 (cbranchqi4, cbranchhi4, cbranchsi4): New.
460 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
462 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
463 (cbranchsi4, cstorebi4, cstoresi4): New.
464 (movbisi): This insn is duplicate, split it to zero_extend.
465 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
466 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
467 (bfin_optimize_loop): Use cbranch expander.
468 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
469 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
470 (bfin_bimode_comparison_operator): ... this.
471 (bfin_direct_comparison_operator): New.
473 * config/cris/cris.c (cris_normal_notice_update_cc): Look
474 inside (compare FOO (const_int 0)).
475 (cris_rtx_costs): Handle ZERO_EXTRACT.
476 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
477 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
478 (*tstdi_v32): Delete.
479 (*cmpdi_non_v32): Add M alternative for operand 1.
480 (cmpsi, cmp<mode>): Make private.
481 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
483 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
485 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
486 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
487 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
488 (cc_reg_operand): New.
490 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
491 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
492 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
493 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
494 crx_expand_scond): Delete.
496 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
498 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
499 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
501 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
502 cstoresi4, cstoresf4, cstoredf4): New.
503 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
504 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
505 Receive the entire operands array.
506 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
507 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
508 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
509 Get test/op0/op1 from the operands array.
510 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
512 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
513 (h8300_expand_store): New.
514 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
516 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
517 (h8300_expand_store): New.
518 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
519 or do not try to produce (set (cc0) REG).
520 (peepholes): Wrap arguments with COMPARE. Add a peephole to
521 change a compare into a move to a scratch register. Disable some
522 peepholes when comparing with zero.
523 (tstsi, tsthi, tstsi, cmpqi): Make private.
526 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
529 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
530 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
531 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
532 (ix86_emit_i387_log1p): Use cbranchxf2.
533 (ix86_expand_setcc): Return void.
534 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
535 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
536 cmp<MODEF>, cmpcc): Remove.
537 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
538 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
539 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
540 (sCC and bCC expanders): Remove.
541 (stack_protect_test): Use cbranchcc4.
543 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
545 (ia64_expand_compare): Accept three rtx by reference and return void.
546 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
547 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
548 from *expr. Update *expr with the BImode comparison to do.
549 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
550 cmptf, bCC, sCC, conditional_trap): Delete.
551 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
552 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
553 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
554 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
555 * config/ia64/predicates.md (ia64_cbranch_operator): New.
557 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
558 type of last argument.
559 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
560 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
561 use machine mode argument instead of branch_type. Remove dead
562 code for floating-point comparisons.
563 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
564 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
566 (cbranchsi4, cstoresi4): New.
567 * config/iq2000/predicates.md (reg_or_const_operand): New.
569 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
570 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
571 (b<code>_op): Rewrite to...
572 (bcc_op): ... this, using match_operator.
573 (s<code>_op): Rewrite to...
574 (scc_op): ... this, using match_operator.
575 (s<code>_24_op): Rewrite to...
576 (scc_op_24): ... this, using match_operator.
577 (s<code>_<mode>): Rewrite to...
578 (cstore<mode>4): ... this, using match_operator.
579 (s<code>_<mode>_24): Rewrite to...
580 (cstore<mode>4_24): ... this, using match_operator.
581 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
582 m32c_unpend_compare, m32c_expand_scc): Delete.
583 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
584 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
585 (m32c_expand_movcc): Change NE to EQ if necessary.
586 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
588 * config/m32r/m32r-protos.h (gen_cond_store): New.
589 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
590 (gen_cond_store): New, from sCC patterns.
591 (m32r_expand_block_move): Use cbranchsi4.
592 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
593 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
594 (cbranchsi4, cstoresi4): New.
596 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
598 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
599 (m68hc11_notice_update_cc): Look into a compare with 0.
600 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
602 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
603 cmphi, cmpqi, bCC): Delete.
604 (cbranchsi4, cbranchhi4, cbranchqi4): New.
605 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
606 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
609 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
610 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
611 * config/m68k/constraints.md (H): New.
612 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
613 the define_insn below.
614 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
615 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
616 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
617 patterns): Wrap RHS with COMPARE.
618 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
619 (*cmpdi_internal): Name this pattern.
620 (cmpdi): Change to define_insn.
621 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
622 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
623 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
625 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
626 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
627 (conditional_trap): Change to...
628 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
629 (*conditional_trap): Use the ordered_comparison_operator and
630 const1_operand predicates.
631 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
632 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
633 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
634 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
636 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
637 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
638 (mcore_gen_compare): New.
639 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
640 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
641 (mcore_gen_compare): ... this.
642 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
643 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
644 (stack probe pattern): Use cbranchsi4.
646 * config/mips/predicates.md (mips_cstore_operator): New.
647 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
648 * config/mips/mips.md (any_cond): Delete.
649 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
651 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
652 fixuns_truncsfdi2): Use cbranch patterns.
653 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
654 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
655 Adjust call to mips_expand_conditional_branch.
656 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
658 * config/mips/mips-protos.h (mips_expand_conditional_branch,
659 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
660 * config/mips/mips.c (cmp_operands): Delete.
661 (mips_emit_compare): Get comparison operands from *op0/*op1.
662 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
663 that it succeeds. Use op0/op1 instead of cmp_operands.
664 (mips_expand_conditional_branch, mips_expand_conditional_move,
665 mips_expand_conditional_trap): Likewise.
666 (mips_block_move_loop): Use cbranch patterns.
667 * config/mips/mips.h (cmp_operands): Delete.
669 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
670 (mmix_gen_compare_reg): Just return a register in the right CC mode.
671 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
672 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
673 (*cmpcc_folded): Rename to...
674 (*cmpdi_folded): this.
675 (*cmpcc): Rename to...
677 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
680 (cbranchdf4): New. Handle invalid comparisons here.
681 * config/mmix/predicates.md (float_comparison_operator): New.
683 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
684 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
685 * config/mn10300/mn10300.md (tst): Delete.
686 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
687 Name these patterns and wrap RHS in a compare.
688 (*cmpsi): Make this pattern private. Include tst.
689 (*cmpsf): Make this pattern private.
690 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
691 (compare with zero peepholes): Likewise.
693 (cbranchsi4, cbranchsf4): New.
694 (casesi): Use cbranchsi4.
696 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
697 hppa_branch_type): Delete.
698 (return_addr_rtx): Use cbranchsi4.
699 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
700 Emit CCFPmode comparison here.
701 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
702 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
703 hppa_branch_type): Delete.
704 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
705 (movsicc, movdicc): Remove references to hppa_compare_op0,
706 hppa_compare_op1 and compare_from_rtx.
707 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
708 (casesi): Use cbranchsi4.
710 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
711 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
712 * config/pdp11/pdp11.md (register_or_const0_operand): New.
713 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
714 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
716 (cbranchdf4, cbranchhi4, cbranchqi4): New.
717 (*branch, *branch_inverted): New.
719 * config/picochip/picochip.md (cbranchhi4): Use
720 ordered_comparison_operator.
721 (cmphi, bCC): Remove.
723 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
724 (trap_comparison_operator): Delete.
725 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
726 rs6000_emit_cbranch): Accept mode and operands.
727 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
728 rs6000_compare_fp_p): Delete.
729 (rs6000_generate_compare): Accept mode and comparison. Extract code
730 and op0/op1 from there. Replace references to rs6000_compare_op0
731 and rs6000_compare_op1.
732 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
733 extract result from passed operands.
734 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
735 extract loc from passed operands.
736 (rs6000_emit_cmove): Likewise.
737 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
738 rs6000_compare_fp_p): Delete.
739 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
740 (cbranch<GPR>4, cbranch<FP>4): New.
741 (cstore<mode>4): New. Consolidate here all choices about when to use
742 portable or specialized sCC sequences.
743 (stack_protect_test): Use cbranchsi4.
744 (conditional_trap): Replace with ctrap<GPR>4.
745 (conditional trap insn): Replace trap_comparison_operator with
746 ordered_comparison_operator.
748 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
749 (s390_emit_prologue): Use ctrap.
750 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
751 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
752 New predicates replacing...
753 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
754 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
755 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
756 (add<mode>cc): Do not use s390_compare_op0/op1.
757 (s<code>): Change to...
758 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
760 (cstorecc4): ... this. Handle EQ or NE equally.
761 (*sne): Un-privatize for use in cstorecc4.
762 (b<code>): Change to...
763 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
764 (conditional_trap): Replace with...
765 (ctrap<GPR>4, ctrap<FP>4): ... these.
766 (stack_protect): Use cbranchcc4.
768 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
769 * config/score/score-protos.h (score_gen_cmp): Delete.
770 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
771 (score_block_move-loop): Use cbranchsi4.
772 * config/score/score.md (cbranchsi4): New.
773 (cmpsi, bCC): Delete.
774 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
775 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
776 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
777 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
778 * config/score/score3.h (score3_gen_cmp): Delete.
779 * config/score/score7.h (score7_gen_cmp): Delete.
781 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
782 (sh_emit_scc_to_t): ... this. Return void.
783 (from_compare): Rename to...
784 (sh_emit_compare_and_branch): ... this.
785 (sh_emit_compare_and_set): New.
786 (sh_expand_t_scc): Accept operands.
787 * config/sh/predicates.md (sh_float_comparison_operator): New.
788 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
789 (prepare_scc_operands): Rename to...
790 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
792 (sh_emit_cheap_store_flag): New.
793 (sh_emit_set_t_insn): New.
794 (from_compare): Rename to...
795 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
796 handling of TARGET_SH2E floating point to avoid recursive call.
797 Generate branch here.
798 (sh_emit_compare_and_set): New.
799 (sh_expand_t_scc): Get op0/op1 from arguments.
800 (sh_emit_cheap_store_flag): New.
801 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
803 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
804 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
805 (movsicc, movdicc): Do nothing when it recreated operands from
806 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
807 prepare_scc_operands (now sh_emit_scc_to_t).
808 (udivdi3): Use cstoresi4.
809 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
810 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
811 (cbranchint4_media, cbranchfp4_media): New.
812 (casesi): Use cbranchdi4.
813 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
815 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
816 (movnegt): Remove second operand.
817 (cbranchsf4, cbranchdf4): New.
818 (stack_protect): Use cbranchdi4/cbranchsi4.
820 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
821 (gen_compare_reg): Accept comparison, extract part of it to...
822 (gen_compare_reg_1): ... this.
823 (gen_compare_operator): Delete.
824 (gen_v9_scc): Accept separate destination, comparison code and arms.
825 Do not use sparc_compare_op0/sparc_compare_op1.
826 (emit_scc_insn, emit_conditional_branch_insn): New.
827 (emit_v9_brxx): Make static. Remove useless assertion.
828 (sparc_emit_float_lib_cmp): Return RTL instead of calling
830 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
831 * config/sparc/sparc-protos.h (gen_compare_reg,
832 sparc_emit_float_lib_cmp): Adjust prototype.
833 (emit_scc_insn, emit_conditional_branch_insn): New.
834 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
835 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
836 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
837 iterators to the top.
838 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
839 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
840 snedi_special_trunc): Delete.
841 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
842 and snedi_special_trunc.
843 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
844 cbranchdi4, cbranch<F:mode>4): New.
845 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
846 here. Use gen_compare_reg instead of gen_compare_operator.
847 (conditional_trap): Replace with...
848 (ctrapsi4, ctrapdi4): ... this.
849 (stack_protect_test): Use cbranchcc4.
851 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
853 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
854 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
855 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
856 from operands[0] or operands[3] depending on is_set.
857 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
858 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
859 cmpdf, bCC), sCC: Remove.
860 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
861 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
863 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
864 spu_emit_branch_or_set.
866 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
868 * config/stormy16/stormy16.h (xstormy16_compare_op0,
869 xstormy16_compare_op1): Delete.
870 * config/stormy16/stormy16.c (xstormy16_compare_op0,
871 xstormy16_compare_op1): Delete.
872 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
874 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
875 (cmphi, cmpsi, bCC): Remove.
877 * config/v850/v850.md (tstsi, cmpsi): Fold into...
878 (*cmpsi): ... this one.
879 (cbranchsi4, cstoresi4): New.
880 (bCC expanders): Delete.
881 (sCC insns): Fold into...
882 (*setcc): ... this one.
883 (casesi): Do not use gen_cmpsi and gen_bgtu.
884 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
886 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
888 * config/vax/vax-protos.h (cond_name): New.
889 (vax_output_conditional_branch): Remove.
890 * config/vax/vax.c (cond_name): New.
891 (vax_output_conditional_branch): Remove.
892 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
893 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
894 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
895 (bit<VAXint>): Wrap source with (compare).
896 (b<code> and following unnamed pattern): Rename to *branch and
897 *branch_reversed. Change macroization to match_operator.
898 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
900 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
901 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
902 Change last argument to machine_mode.
903 (xtensa_expand_scc): Add machine_mode argument.
904 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
905 (gen_conditional_move, xtensa_expand_conditional_branch,
906 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
907 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
908 Adjust operand numbers.
909 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
911 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
912 (cmpsi, cmpsf, b<code>, s<code>): Delete.
913 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
915 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
917 * optabs.c (prepare_cmp_insn): Temporarily disable test that
918 causes spurious differences between trunk and cond-optab branch.
920 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
923 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
925 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
927 * tree.c (iterative_hash_pointer): Delete.
928 (iterative_hash_expr): Short-circuit handling of NULL pointer.
929 Hash UIDs and versions of SSA names. Don't special-case built-in
930 function declarations.
932 2009-05-11 Ian Lance Taylor <iant@google.com>
935 * graphite.c: Force -Wc++-compat to only be a warning before
936 #including "cloog/cloog.h".
938 2009-05-11 Martin Jambor <mjambor@suse.cz>
940 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
942 2009-05-11 Jan Hubicka <jh@suse.cz>
944 * tree-ssa-loop-ivcanon.c: Include target.h
945 (struct loop_size): new structure.
946 (constant_after_peeling): New predicate.
947 (tree_estimate_loop_size): New function.
948 (estimated_unrolled_size): Rewrite for new estimates.
949 (try_unroll_loop_completely): Use new estimates.
950 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
952 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
954 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
955 libcpp interface change.
956 (spu_macro_to_expand): Likewise.
958 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
960 PR tree-optimization/40026
961 * gimplify.c (gimplify_init_constructor): Change initial conditional
962 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
963 optimize_compound_literals_in_ctor.
965 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
967 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
969 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
971 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
973 * tree-vect-data-refs.c (vect_analyze_group_access): Use
974 HOST_WIDE_INT for gap.
976 2009-05-11 Ira Rosen <irar@il.ibm.com>
978 PR tree-optimization/40074
979 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
980 account in group size and step comparison.
982 2009-05-11 Richard Guenther <rguenther@suse.de>
984 * passes.c (init_optimization_passes): Strip now incorrect comment.
985 (execute_function_todo): Do not set PROP_alias.
986 * tree-pass.h (PROP_alias): Remove.
987 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
988 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
989 * tree-nrv.c (pass_return_slot): Likewise.
990 * tree-object-size.c (pass_object_sizes): Likewise.
991 * tree-ssa-dom.c (pass_dominator): Likewise.
992 (pass_phi_only_cprop): Likewise.
993 * tree-ssa-dse.c (pass_dse): Likewise.
994 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
995 (pass_cselim): Likewise.
996 * tree-ssa-pre.c (pass_pre): Likewise.
997 (pass_fre): Likewise.
998 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
999 * tree-ssa-sink.c (pass_sink_code): Likewise.
1000 * tree-stdarg.c (pass_stdarg): Likewise.
1001 * tree-tailcall.c (pass_tail_calls): Likewise.
1002 * tree-vrp.c (pass_vrp): Likewise.
1004 2009-05-10 Ian Lance Taylor <iant@google.com>
1006 * basic-block.h (enum profile_status): Break out of struct
1008 * cgraph.h (struct inline_summary): Break out of struct
1010 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
1011 of struct cgraph_order_sort.
1012 * combine.c (enum undo_kind): New enum, broken out of struct undo.
1013 * cse.c (struct branch_path): Break out of struct
1014 cse_basic_block_data.
1015 * except.h (enum eh_region_type): Break out of struct eh_region.
1016 * gcc.c (enum add_del): Break out of struct modify_target.
1017 * genrecog.c (enum decision_type): Break out of struct decision_test.
1018 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
1020 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
1021 * regmove.c (enum match_use): New enum, broken out of struct match.
1022 * sched-int.h (enum post_call_group): New enum, broken out of
1024 (struct deps_reg): Break out of struct deps.
1025 * target.h (struct asm_int_op): Break out of struct gcc_target.
1026 * tree-eh.c (struct goto_queue_node): Break out of struct
1028 * tree-inline.h (enum copy_body_cge_which): Break out of
1030 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
1032 * c-decl.c (in_struct, struct_types): New static variables.
1033 (pushtag): Add loc parameter. Change all callers.
1034 (lookup_tag): Add ploc parameter. Change all callers.
1035 (check_compound_literal_type): New function.
1036 (parser_xref_tag): Add loc parameter. Change all callers. If
1037 -Wc++-compat, warn about struct/union/enum types defined within a
1039 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
1040 and loc parameters. Change all callers. Change error calls to
1041 error_at, using loc. For a redefinition, if the location of the
1042 original definition is known, report it. Set in_struct and
1043 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
1044 (finish_struct): Add new parameters enclosing_in_struct and
1045 enclosing_struct_types. Change all callers. Set
1046 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
1047 in the struct. If in a struct, add this struct to struct_types.
1048 (start_enum): Add loc parameter. Change all callers. Use
1049 error_at for errors, using loc. For a redefinition, if the
1050 location of the original definition is known, report it. If in a
1051 struct, add this enum type to struct_types. If -Wc++-compat warn
1052 if in sizeof, typeof, or alignof.
1053 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
1054 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
1055 (c_parser_enum_specifier): Get enum location for start_enum.
1056 (c_parser_struct_or_union_specifier): Get struct location for
1057 start_struct. Save in_struct and struct_types status between
1058 start_struct and finish_struct.
1059 (c_parser_cast_expression): Get location of cast.
1060 (c_parser_alignof_expression): Get location of type.
1061 (c_parser_postfix_expression): Likewise.
1062 (c_parser_postfix_expression_after_paren_type): Add type_loc
1063 parameter. Change all callers. Call check_compound_literal_type.
1064 Use type_loc for error about variable size type.
1065 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
1066 of an enum constant from an enum type defined in a struct or union.
1067 (c_cast_expr): Add loc parameter. Change all callers. If
1068 -Wc++-compat, warn about defining a type in a cast.
1069 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
1070 (start_enum, start_struct, finish_struct): Update declarations.
1071 (parser_xref_tag, c_cast_expr): Update declarations.
1072 (check_compound_literal_type): Declare.
1074 2009-05-11 Ben Elliston <bje@au.ibm.com>
1076 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
1077 for recent libcpp interface change.
1078 (rs6000_macro_to_expand): Likewise.
1080 2009-05-10 Michael Matz <matz@suse.de>
1083 * config/arm/arm.c (require_pic_register): Emit on entry edge,
1084 not at entry of function.
1086 2009-05-10 Richard Guenther <rguenther@suse.de>
1088 PR tree-optimization/40081
1090 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1091 using the main variant of the element type. Do not fiddle with
1092 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1094 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
1095 structs with volatile fields.
1097 2009-05-10 Jan Hubicka <jh@suse.cz>
1099 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
1100 (estimate_move_cost): Assert that it does not get called for
1102 (estimate_num_insns): Skip VOID types in argument handling.
1103 (optimize_inline_calls): Delete unreachable blocks and verify that
1106 2009-05-10 Jan Hubicka <jh@suse.cz>
1108 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
1109 * cgraph.c (cgraph_mark_address_taken_node): New function.
1110 (dump_cgraph_node): Dump new flag.
1111 * cgraph.h (struct cgraph_node): Add address_taken.
1112 (cgraph_mark_address_taken_node): New function.
1113 * ipa.c (cgraph_postorder): Prioritize functions with address taken
1114 since new direct calls can be born.
1116 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1118 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
1121 2009-05-10 Jan Hubicka <jh@suse.cz>
1124 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
1126 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
1127 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
1128 * tree-inline.c (copy_bb): Set frequency correctly.
1129 (fold_marked_statements): Update call to
1130 cgraph_update_edges_for_call_stmt.
1132 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1134 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
1135 identifiers in diagnostics.
1136 * config/arm/arm.c (arm_handle_fndecl_attribute,
1137 arm_handle_isr_attribute): Likewise.
1138 * config/avr/avr.c (avr_handle_progmem_attribute,
1139 avr_handle_fndecl_attribute, avr_handle_fntype_attribute):
1141 * config/bfin/bfin.c (handle_int_attribute,
1142 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
1143 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
1144 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
1146 * config/darwin.c (darwin_handle_kext_attribute,
1147 darwin_handle_weak_import_attribute): Likewise.
1148 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
1149 h8300_handle_eightbit_data_attribute,
1150 h8300_handle_tiny_data_attribute): Likewise.
1151 * config/i386/i386.c (ix86_handle_cconv_attribute,
1152 ix86_handle_abi_attribute, ix86_handle_struct_attribute):
1154 * config/i386/winnt.c (ix86_handle_shared_attribute,
1155 ix86_handle_selectany_attribute): Likewise.
1156 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
1157 * config/m32c/m32c.c (function_vector_handler): Likewise.
1158 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
1159 m68hc11_handle_fntype_attribute): Likewise.
1160 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
1161 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
1162 * config/mips/mips.c (mips_insert_attributes,
1163 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
1164 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
1165 rs6000_handle_struct_attribute): Likewise.
1166 * config/sh/sh.c (sh_insert_attributes,
1167 sh_handle_resbank_handler_attribute,
1168 sh_handle_interrupt_handler_attribute,
1169 sh2a_handle_function_vector_handler_attribute,
1170 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1172 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
1173 * config/spu/spu.c (spu_handle_fndecl_attribute,
1174 spu_handle_vector_attribute): Likewise.
1175 * config/stormy16/stormy16.c
1176 (xstormy16_handle_interrupt_attribute): Likewise.
1177 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
1178 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
1180 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1182 * pretty-print.h (struct pretty_print_info): Add
1183 translate_identifiers.
1184 (pp_translate_identifiers): New.
1185 (pp_identifier): Only conditionally translate identifier to locale
1187 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
1188 (pp_base_tree_identifier): Only conditionally translate identifier
1189 to locale character set.
1190 * c-pretty-print.c (M_): Define.
1191 (pp_c_type_specifier, pp_c_primary_expression): Mark English
1192 fragments for conditional translation with M_.
1193 * tree-pretty-print.c (maybe_init_pretty_print): Disable
1194 identifier translation.
1196 2009-05-10 Richard Guenther <rguenther@suse.de>
1198 PR tree-optimization/40081
1199 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1200 using the main variant of the element type. Do not fiddle with
1201 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1203 2009-05-09 Jan Hubicka <jh@suse.cz>
1206 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
1207 indirect calls; verify cgraph afterwards.
1209 2009-05-09 Jan Hubicka <jh@suse.cz>
1212 * ipa.c (update_inlined_to_pointer): New function.
1213 (cgraph_remove_unreachable_nodes): Use it.
1215 2009-05-09 Jan Hubicka <jh@suse.cz>
1217 * tree-eh.c (struct leh_state): Remove prev_try.
1218 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
1220 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
1221 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
1222 remove_eh_handler_and_replace, foreach_reachable_handler,
1223 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
1224 * except.h (struct eh_region): Remove eh_region_u_cleanup.
1225 (gen_eh_region_cleanup): Update prototype.
1227 2009-05-09 Jan Hubicka <jh@suse.cz>
1230 * except.c (copy_eh_region): Always set prev_try.
1231 (redirect_eh_edge_to_label): Find outer try.
1232 (foreach_reachable_handler): When looking for prev try
1233 handle case where previous try is not going to be taken.
1235 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1237 PR tree-optimization/40049
1238 * tree-vect-stmts.c (vectorizable_operation): If the machine has
1239 only vector/vector shifts, convert the type of the constant to the
1240 appropriate type to avoid building incorrect trees, which
1241 eventually have problems with garbage collection.
1243 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1245 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
1246 -1 for complex floating-point types if honoring signed zeros.
1248 2009-05-08 Jan Hubicka <jh@suse.cz>
1250 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
1251 argument; handle correctly when profile is absent.
1252 (build_cgraph_edges): Update.
1253 (rebuild_cgraph_edges): Update.
1254 * cgraph.c: Do not include varray.h.
1255 (cgraph_set_call_stmt_including_clones): New function.
1256 (cgraph_create_edge_including_clones): Likewise
1257 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
1258 (cgraph_update_edges_for_call_stmt): Handle clones.
1259 (cgraph_remove_node): Handle clone tree.
1260 (cgraph_remove_node_and_inline_clones): New function.
1261 (dump_cgraph_node): Dump clone tree.
1262 (cgraph_clone_node): Handle clone tree.
1263 (clone_function_name): Bring here from tree-inline.c.
1264 (cgraph_create_virtual_clone): New function.
1265 * cgraph.h (ipa_replace_map): Move here from ipa.h.
1266 (cgraph_clone_info): New function.
1267 (strut cgraph_node): Add clone_info and new clone tree pointers.
1268 (cgraph_remove_node_and_inline_clones,
1269 cgraph_set_call_stmt_including_clones,
1270 cgraph_create_edge_including_clones,
1271 cgraph_create_virtual_clone): Declare.
1272 (cgraph_function_versioning): Use VEC argument.
1273 (compute_call_stmt_bb_frequency): Update prototype.
1274 (cgraph_materialize_all_clones): New function.
1275 * ipa-cp.c (ipcp_update_cloned_node): Remove.
1276 (ipcp_create_replace_map): Update to VECtors.
1277 (ipcp_update_callgraph): Use virtual clones.
1278 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
1279 (ipcp_update_profiling): Do not update local profiling.
1280 (ipcp_insert_stage): Use VECtors and virtual clones.
1281 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
1282 (clone_of_p): New function.
1283 (cgraph_preserve_function_body_p): Use clone tree.
1284 (cgraph_optimize): Materialize clones.
1285 (cgraph_function_versioning): Update for VECtors.
1286 (save_inline_function_body): Use clone tree.
1287 (cgraph_materialize_clone): New function.
1288 (cgraph_materialize_all_clones): Likewise.
1289 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
1290 * ipa.c: Include gimple.h.
1291 (cgraph_remove_unreachable_nodes): Use clone tree.
1292 * ipa-prop.c (ipa_note_param_call): Update call to
1293 compute_call_stmt_bb_frequencycall.
1294 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
1295 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
1296 (copy_bb): Handle updating of clone tree; add new edge when new call
1298 (expand_call_inline): Be strict about every call having edge.
1299 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
1300 (delete_unreachable_blocks_update_callgraph): New function.
1301 (tree_function_versioning): Use VECtors; always remove unreachable
1302 blocks and fold conditionals.
1303 * tree-inline.h: Do not include varray.h.
1304 (tree_function_versioning): Remove.
1305 * Makefile.in (GTFILES): Remove tree-inline.c
1306 * passes.c (do_per_function): Do only functions having body.
1307 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
1310 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
1311 Andrew Morrow <acm@google.com>
1314 * c-common.c (c_common_attribute_table): Permit deprecated
1315 attribute to take an optional argument.
1316 (handle_deprecated_attribute): If the optional argument to
1317 __attribute__((deprecated)) is not a string ignore the attribute
1320 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
1321 * c-typeck.c (build_component_ref): Likewise.
1322 (build_external_ref): Likewise.
1324 * toplev.c (warn_deprecated_use): Add an attribute argument.
1325 Emit the message associated with __attribute__((deprecated)).
1327 * toplev.h (warn_deprecated_use): Updated.
1329 * doc/extend.texi: Document new optional parameter to
1330 __attribute__((deprecated))
1332 2009-05-08 Michael Eager <eager@eagercon.com>
1334 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
1335 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
1337 2009-05-08 Richard Guenther <rguenther@suse.de>
1339 PR tree-optimization/40062
1340 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
1341 Avoid exponential behavior.
1343 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1345 PR rtl-optimization/33928
1347 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
1348 process_uses, build_single_def_use_links): New.
1349 (update_df): Update use_def_ref.
1350 (forward_propagate_into): Use get_def_for_use instead of use-def
1352 (fwprop_init): Call build_single_def_use_links and let it initialize
1354 (fwprop_done): Free use_def_ref.
1355 (fwprop_addr): Eliminate duplicate call to df_set_flags.
1356 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
1357 df_rd_simulate_one_insn): New.
1358 (df_rd_bb_local_compute_process_def): Update head comment.
1359 (df_chain_create_bb): Use the new RD simulation functions.
1360 * df.h (df_rd_simulate_artificial_defs_at_top,
1361 df_rd_simulate_one_insn): New.
1362 * opts.c (decode_options): Enable fwprop at -O1.
1363 * doc/invoke.texi (-fforward-propagate): Document this.
1365 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1368 * c-typeck.c (build_binary_op): Handle arithmetic between one real
1369 and one complex operand specially.
1370 * tree-complex.c (some_nonzerop): Do not identify a real value as
1371 zero if flag_signed_zeros.
1373 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1375 PR rtl-optimization/33928
1376 * loop-invariant.c (record_use): Fix && vs. || mishap.
1378 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1380 PR rtl-optimization/33928
1381 * loop-invariant.c (struct use): Add addr_use_p.
1382 (struct def): Add n_addr_uses.
1383 (struct invariant): Add cheap_address.
1384 (create_new_invariant): Set cheap_address.
1385 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
1386 (record_uses): Pass df_ref to record_use.
1387 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
1390 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
1392 * config/sh/sh.c: Do not include c-pragma.h.
1394 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1396 * config/spu/spu.c: Remove include of c-common.h.
1398 2009-05-07 Janis Johnson <janis187@us.ibm.com>
1401 * c-common.h (mark_valid_location_for_stdc_pragma,
1402 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
1403 clear_float_const_decimal64, float_const_decimal64_p): New.
1404 * c.opt (Wunsuffixed-float-constants): New.
1405 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
1406 unsuffixed float constant, handle new warning.
1407 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
1408 * c-decl.c (c_scope): New flag float_const_decimal64.
1409 (set_float_const_decimal64, clear_float_const_decimal64,
1410 float_const_decimal64_p): New.
1411 (push_scope): Set new flag.
1412 * c-parser.c (c_parser_translation_unit): Mark when it's valid
1413 to use STDC pragmas.
1414 (c_parser_external_declaration): Ditto.
1415 (c_parser_compound_statement_nostart): Ditto.
1416 * c-pragma.c (valid_location_for_stdc_pragma,
1417 mark_valid_location_for_stdc_pragma,
1418 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
1419 handle_pragma_float_const_decimal64): New.
1420 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
1421 * cp/semantics.c (valid_location_for_stdc_pragma_p,
1422 set_float_const_decimal64, clear_float_const_decimal64,
1423 float_const_decimal64_p): New dummy functions.
1424 * doc/extend.texi (Decimal Float): Remove statement that the
1425 pragma, and suffix for double constants, are not supported.
1426 * doc/invoke.texi (Warning Options): List new option.
1427 (-Wunsuffixed-float-constants): New.
1429 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
1431 * config/i386/i386.c: Do not include c-common.h.
1433 2009-05-07 Mark Heffernan <meheff@google.com>
1435 * doc/invoke.texi (Debugging Options): Document change of debugging
1437 * opts.c (decode_options): Make dump_base_name relative to
1438 aux_base_name directory.
1440 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
1442 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
1443 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
1445 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
1447 * Makefile.in (install-plugin): Simplify a bit.
1449 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
1451 * Makefile.in (OBJS-common): Add regcprop.o.
1453 * timevar.def (TV_CPROP_REGISTERS): New.
1454 * regrename.c (regrename_optimize): Return 0.
1455 (rest_of_handle_regrename): Delete.
1456 (pass_rename_registers): Point to regrename_optimize.
1457 (struct value_data_entry, struct value_data,
1458 kill_value_one_regno, kill_value_regno, kill_value,
1459 set_value_regno, init_value_data, kill_clobbered_value,
1460 kill_set_value, kill_autoinc_value, copy_value,
1461 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
1462 replace_oldest_value_reg, replace_oldest_value_addr,
1463 replace_oldest_value_mem, copyprop_hardreg_forward_1,
1464 debug_value_data, validate_value_data): Move...
1465 * regcprop.c: ... here.
1466 (rest_of_handle_cprop): Delete.
1467 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
1469 2009-05-07 Jakub Jelinek <jakub@redhat.com>
1472 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
1473 GEN_INT for 1 << bitnum.
1474 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
1477 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
1479 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
1480 Remove wrong description of "nand" operation.
1482 2009-05-06 Richard Guenther <rguenther@suse.de>
1483 Adam Nemet <anemet@caviumnetworks.com>
1485 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
1486 comment. Add that if LHS is not a gimple register, then RHS1 has
1487 to be a single object (GIMPLE_SINGLE_RHS).
1489 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
1491 * expr.c (get_def_for_expr): Move it up in the file.
1492 (store_field): When expanding a bit-field store, look at the
1493 defining gimple stmt for the masking conversion.
1495 2009-05-06 Janis Johnson <janis187@us.ibm.com>
1498 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
1499 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
1500 32-bit memcpy into long.
1502 2009-05-06 Jakub Jelinek <jakub@redhat.com>
1504 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
1505 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
1507 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
1508 instead of appending DW_OP_deref*.
1510 2009-05-06 Michael Matz <matz@suse.de>
1513 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
1514 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
1516 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
1518 * Makefile.in (install-plugin): Fix srcdir handling.
1520 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
1522 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
1523 when processing for not_regs_needed bitmap.
1524 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
1525 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
1526 handling it for rhs.
1528 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1530 * config/i386/i386.md (unnamed inc/dec peephole): Use
1531 optimize_insn_for_size_p instead of optimize_size.
1532 * config/i386/predicates.md (incdec_operand): Likewise.
1533 (aligned_operand): Likewise.
1534 * config/i386/sse.md (divv8sf3): Likewise.
1535 (sqrtv8sf2): Likewise.
1537 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1539 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
1541 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
1543 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1545 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
1546 ssemodesuffixf2c with avxmodesuffixf2c.
1548 2009-05-06 Joseph Myers <joseph@codesourcery.com>
1551 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
1553 2009-05-05 Jakub Jelinek <jakub@redhat.com>
1555 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
1556 (struct tree_base): Adjust spacing for 8 bit boundaries.
1557 (struct tree_decl_common): Add decl_by_reference_flag bit.
1558 (DECL_BY_REFERENCE): Adjust.
1559 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
1560 print DECL_BY_REFERENCE bit.
1561 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
1562 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
1563 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
1564 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
1568 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
1569 range of the type, but default label is missing, add it with one
1570 of the existing labels instead of adding a new label for it.
1572 2009-05-05 Joseph Myers <joseph@codesourcery.com>
1576 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
1578 * Makefile.in (enable_plugin, plugin_includedir): New.
1579 (install): Depend on install-plugin.
1580 (PLUGIN_HEADERS): New.
1581 (install-plugin): New.
1582 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
1584 2009-05-05 Richard Guenther <rguenther@suse.de>
1586 PR tree-optimization/40022
1587 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
1589 (phivn_valid_p): Fix tuplification error, simplify.
1590 (phiprop_insert_phi): Add dumps.
1591 (propagate_with_phi): Simplify.
1593 2009-05-05 Richard Guenther <rguenther@suse.de>
1596 * builtins.c (gimplify_va_arg_expr): Properly build the address.
1598 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
1600 * tree.h (strip_float_extensions): Remove duplicate declaration.
1601 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
1602 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
1603 block_ultimate_origin): Rearrange the declarations line to match the
1604 comment that indicates the .c file which the functions are defined.
1605 (dwarf2out_*, set_decl_rtl): Add comment.
1606 (get_base_address): Adjust comment.
1607 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
1608 declarations line and add comment.
1609 (is_builtin_name): Add blank after function name, for clarity.
1611 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1613 * attribs.c (decl_attributes): Use %qE for identifiers in
1615 * cgraphunit.c (verify_cgraph_node): Translate function names to
1616 locale character set in diagnostics.
1617 * coverage.c (get_coverage_counts): Use %qE for identifiers in
1619 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
1620 Document that functions are named in UTF-8.
1621 * expr.c (expand_expr_real_1): Translate function names to locale
1622 character set in diagnostics.
1623 * gimplify.c (omp_notice_variable, omp_is_private,
1624 gimplify_scan_omp_clauses): Use %qE for identifiers in
1626 * langhooks.c (lhd_print_error_function): Translate function names
1627 to locale character set.
1628 * langhooks.h (decl_printable_name): Document that return value is
1629 in internal character set.
1630 * stmt.c: Include pretty-print.h
1631 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
1633 (resolve_operand_name_1): Translate named operand name to locale
1635 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
1637 * toplev.c (announce_function): Translate function names to locale
1639 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
1640 (default_tree_printer): Use pp_identifier or translate identifiers
1641 to locale character set. Mark "<anonymous>" for translation.
1642 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
1643 for identifiers in diagnostics.
1644 * tree.c (handle_dll_attribute): Use %qE for identifiers in
1646 * varasm.c (output_constructor): Use %qE for identifiers in
1649 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
1651 * configure.ac: use ` ` instead of $()
1652 * configure: Regenerate.
1654 2009-05-05 Ben Elliston <bje@au.ibm.com>
1656 * config/pa/linux-atomic.c: Eliminate conditional include of
1657 errno.h on non-LP64 systems to simplify build requirements.
1659 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1661 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
1663 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
1664 and pass value to identifier_to_locale.
1665 (warn_variable_length_array): Make name a tree.
1666 (grokdeclarator): Separate diagnostic texts for named and unnamed
1667 declarators. Use %qE for named declarators.
1668 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
1670 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
1671 identifiers in diagnostics.
1672 * c-typeck.c (push_member_name, start_init): Pass identifiers to
1673 identifier_to_locale. Mark "anonymous" strings for translation.
1675 2009-05-04 Michael Eager <eager@eagercon.com>
1677 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
1678 address for DImode/DFmode only if double-precision FP regs.
1680 2009-05-04 Michael Eager <eager@eagercon.com>
1682 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
1683 TARGET_SINGLE_FLOAT check.
1685 2009-05-04 Michael Eager <eager@eagercon.com>
1687 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
1689 2009-05-04 Michael Eager <eager@eagercon.com>
1691 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
1692 * config/rs6000/t-xilinx: New
1694 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
1696 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
1697 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
1698 * gcc/explow.c (memory_address): Use target hook.
1699 * gcc/targhooks.c (default_legitimize_address): New.
1700 * gcc/targhooks.h (default_legitimize_address): New.
1701 * gcc/target.h (legitimize_address): New.
1702 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
1703 (TARGET_INITIALIZER): Include it.
1704 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
1706 * config/bfin/bfin-protos.h (legitimize_address): Remove.
1707 * config/bfin/bfin.c (legitimize_address): Remove.
1708 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
1709 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
1711 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
1712 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
1714 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
1715 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
1716 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
1717 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
1718 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
1719 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
1720 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
1721 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
1722 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
1723 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
1724 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
1725 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
1726 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
1727 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
1728 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
1729 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
1730 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
1731 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
1732 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
1733 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
1734 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
1735 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
1736 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
1738 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
1739 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
1740 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
1741 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
1742 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
1743 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
1744 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
1745 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
1746 (thumb_legitimize_address): Delete.
1747 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
1748 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
1749 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
1750 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
1751 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
1752 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
1754 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
1757 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
1758 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
1759 * config/m32r/m32r.c (m32r_legitimize_address): New.
1760 * config/m68k/m68k.c (m68k_legitimize_address): New.
1761 * config/score/score.c (score_legitimize_address): Standardize.
1762 * config/score/score3.c (score3_legitimize_address): Standardize.
1763 * config/score/score3.h (score3_legitimize_address): Adjust.
1764 * config/score/score7.c (score7_legitimize_address): Standardize.
1765 * config/score/score7.h (score7_legitimize_address): Adjust.
1766 * config/sh/sh.c (sh_legitimize_address): New.
1767 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
1769 * gcc/config/s390/s390.c (legitimize_address): Rename to...
1770 (s390_legitimize_address): ... this.
1771 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
1772 (sparc_legitimize_address): ... this.
1773 * gcc/config/i386/i386.c (legitimize_address): Rename to...
1774 (ix86_legitimize_address): ... this.
1775 * gcc/config/avr/avr.c (legitimize_address): Rename to...
1776 (avr_legitimize_address): ... this.
1777 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
1778 (mn10300_legitimize_address): ... this.
1779 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
1780 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
1781 (alpha_expand_mov): Adjust call.
1783 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
1784 * config/spu/spu.c (spu_legitimize_address): Likewise.
1785 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
1786 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
1788 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1790 * intl.c (locale_encoding, locale_utf8): New.
1791 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
1792 * intl.h (locale_encoding, locale_utf8): Declare.
1793 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
1794 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
1796 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
1798 (pp_tree_identifier): Define to call pp_base_tree_identifier.
1799 (pp_base_tree_identifier): Declare as function.
1800 (identifier_to_locale): Declare.
1801 * Makefile.in (pretty-print.o): Update dependencies.
1802 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
1804 2009-05-04 Richard Guenther <rguenther@suse.de>
1807 * builtins.c (fold_builtin_memory_op): Do not decay to element
1808 type if the size matches the whole array.
1810 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
1812 * expmed.c (synth_mult): When trying out a shift, pass the result
1815 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
1817 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
1818 (shiftsub1_cost): New.
1819 (init_expmed): Compute shiftsub1_cost.
1820 (synth_mult): Optimize multiplications by constants of the form
1821 -(2^^m-1) for some constant positive integer m.
1823 2009-05-03 Richard Guenther <rguenther@suse.de>
1826 * c-typeck.c (array_to_pointer_conversion): Do not built
1827 ADDR_EXPRs of arrays of pointer-to-element type.
1828 * c-gimplify.c (c_gimplify_expr): Revert change fixing
1829 up wrong ADDR_EXPRs after-the-fact.
1830 * c-common.c (strict_aliasing_warning): Strip pointer
1831 conversions for obtaining the original type.
1832 * builtins.c (fold_builtin_memset): Handle array types.
1833 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
1836 2009-05-03 Richard Guenther <rguenther@suse.de>
1839 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
1840 Do not lose casts from array types with unknown extent to array
1841 types with known extent.
1842 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
1843 alias set compatibility.
1845 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
1847 * flags.h (extra_warnings): Delete.
1848 * toplev.c (process_options): Handle Wuninitialized here.
1849 * opts.c (extra_warnings): Delete.
1850 (set_Wextra): Delete.
1851 (common_handle_option): -Wextra can be handled automatically.
1852 * c-opts.c (c_common_handle_option): Delete obsolete code.
1853 (c_common_post_options): Simplify comment.
1854 * common.opt (W): Add Var.
1856 (Wuninitialized): Initialize to -1.
1858 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
1859 Richard Guenther <rguenther@suse.de>
1861 * expr.c (get_def_for_expr): New function.
1862 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
1863 SSA rather than trees.
1864 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
1865 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
1867 2009-05-03 Joseph Myers <joseph@codesourcery.com>
1869 * c-common.c (reswords): Add _Imaginary.
1870 * c-common.c (enum rid): Add RID_IMAGINARY.
1872 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
1874 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
1875 Patch by Richard Guenther.
1877 2009-05-03 Anatoly Sokolov <aesok@post.ru>
1879 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
1880 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1881 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
1882 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
1883 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
1884 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
1885 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
1886 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
1887 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
1888 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
1889 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
1890 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
1891 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
1892 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
1893 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
1894 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
1895 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
1896 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
1898 2009-05-02 Richard Guenther <rguenther@suse.de>
1900 PR tree-optimization/39940
1901 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
1904 2009-05-02 Richard Guenther <rguenther@suse.de>
1907 * tree-ssa.c (execute_update_addresses_taken): Properly check
1908 if we can mark a variable DECL_GIMPLE_REG_P.
1909 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
1910 back to the end of the function.
1911 (is_gimple_reg_type): Remove complex type special casing.
1912 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
1915 2009-05-02 Ben Elliston <bje@au.ibm.com>
1917 * doc/collect2.texi (Collect2): Document search path behaviour
1918 when configured with --with-ld.
1920 2009-05-02 Jan Hubicka <jh@suse.cz>
1922 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
1923 parameter; update callers.
1924 (coalesce_cost_edge): EH edges are costier because they needs
1925 splitting even if not critical and even more costier when there are
1926 multiple EH predecestors.
1928 2009-05-02 Jan Hubicka <jh@suse.cz>
1930 * except.c (remove_eh_handler_and_replace): Handle updating after
1931 removing TRY blocks.
1933 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
1935 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
1937 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
1939 * varasm.c: Do not include c-pragma.h.
1940 * attribs.c: Do not incude c-common.h.
1942 2009-05-01 Michael Matz <matz@suse.de>
1944 * calls.c (initialize_argument_information): Handle SSA names like
1945 decls with a non MEM_P DECL_RTL.
1947 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
1949 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
1950 * ipa-utils.c: Likewise.
1951 * ipa-type-escape.c: Likewise.
1952 * cgraphunit.c Do not include c-common.h.
1953 * ipa-pure-const.c: Likewise.
1954 * tree-if-conv.c: Likewise.
1955 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
1956 * ipa-struct-reorg.c: Likewise.
1957 * tree-nomudflap.c: Likewise.
1958 * tree-ssa-structalias.c: Likewise.
1960 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
1962 * store-motion.c: Many cleanups to make this pass a first-class
1963 citizen instead of an appendix to gcse load motion. Add TODO list
1964 to make this pass faster/cleaner/better.
1966 (struct ls_expr): Post gcse.c-split cleanups.
1967 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
1968 "stores" field to "avail_stores".
1969 (pre_ldst_mems): Rename to store_motion_mems.
1970 (pre_ldst_table): Rename to store_motion_mems_table.
1971 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
1972 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
1973 (ldst_entry): Rename to st_expr_entry, update users.
1974 (free_ldst_entry): Rename to free_st_expr_entry, update users.
1975 (free_ldst_mems): Rename to free_store_motion_mems, update users.
1976 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
1978 (first_ls_expr): Rename to first_st_expr, update users.
1979 (next_ls_expr): Rename to next_st_expr, update users.
1980 (print_ldst_list): Rename to print_store_motion_mems. Print names of
1981 fields properly for store motion instead of names inherited from load
1983 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
1984 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
1987 (ae_kill): Rename to st_kill, update users.
1988 (ae_gen): Rename to st_avloc, update users.
1989 (transp): Rename to st_transp, update users.
1990 (pre_insert_map): Rename to st_insert_map, update users.
1991 (pre_delete_map): Rename to st_delete_map, update users.
1992 (insert_store, build_store_vectors, free_store_memory,
1993 one_store_motion_pass): Update for abovementioned changes.
1995 (gcse_subst_count, gcse_create_count): Remove.
1996 (one_store_motion_pass): New statistics counters "n_stores_deleted"
1997 and "n_stores_created", local variables.
1999 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
2002 (regvec, compute_store_table_current_insn): Remove.
2003 (reg_set_info, reg_clear_last_set): Remove.
2004 (compute_store_table): Use DF caches instead of local dataflow
2007 2009-05-01 Joseph Myers <joseph@codesourcery.com>
2009 * c-objc-common.c (c_tree_printer): Print identifiers with
2010 pp_identifier, not pp_string. Mark "({anonymous})" for
2012 * c-pretty-print.c (pp_c_ws_string): New.
2013 (pp_c_cv_qualifier, pp_c_type_specifier,
2014 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
2015 pp_c_storage_class_specifier, pp_c_function_specifier,
2016 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
2017 pp_c_primary_expression, pp_c_postfix_expression,
2018 pp_c_unary_expression, pp_c_shift_expression,
2019 pp_c_relational_expression, pp_c_equality_expression,
2020 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
2021 use pp_string and pp_c_ws_string in place of pp_identifier and
2022 pp_c_identifier for non-identifiers. Mark English strings for
2024 * c-pretty-print.h (pp_c_ws_string): Declare.
2026 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
2027 Roland McGrath <roland@redhat.com>
2029 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
2030 (ENABLE_LD_BUILDID): New configuration option.
2031 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
2032 (LINK_BUILDID_SPEC): New macro.
2033 (init_spec): If defined, prepend it between LINK_EH_SPEC and
2035 * doc/install.texi: Document --enable-linker-build-id option.
2036 * configure: Rebuild.
2037 * config.in: Rebuild.
2039 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
2041 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
2042 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
2043 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
2044 MIPS_GP_SAVE_AREA_SIZE.
2045 * config/mips/mips.c (struct mips_frame_info): Update comment
2046 before arg_pointer_offset and hard_frame_pointer_offset.
2047 (mips_compute_frame_info): Update diagram before function: to
2048 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
2049 indicate the position of frame_pointer_rtx with -fstack-protector and
2050 to show args_size. Don't allocate cprestore area for leaf functions
2051 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
2053 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
2055 2009-04-30 Michael Matz <matz@suse.de>
2057 PR tree-optimization/39955
2058 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
2060 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
2062 * ira.c (setup_cover_and_important_classes): Use safe macro
2063 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
2065 * genpreds.c (write_tm_preds_h): Output suitable definition of
2066 REG_CLASS_FOR_CONSTRAINT.
2068 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
2070 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
2072 * bitmap.c (bitmap_descriptor): Likewise.
2073 * ggc-common.c (loc_descriptor): Likewise.
2074 * varray.c (varray_descriptor): Likewise.
2075 * vec.c (vec_descriptor): Likewise.
2077 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
2079 * Makefile.in (dce.o): Add $(EXCEPT_H).
2080 * dce.c: Include except.h and delete redundant vector definitions.
2081 (deletable_insn_p): Return false for non-call insns that can throw
2084 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
2086 * gcse.c (ae_gen): Remove.
2087 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
2088 and make non-static function to make it available in store-motion.c.
2089 Update call sites with search-and-replace.
2090 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
2091 extract_mentioned_regs, extract_mentioned_regs_helper,
2092 find_moveable_store, compute_store_table, load_kills_store, find_loads,
2093 store_killed_in_insn, store_killed_after, store_killed_before,
2094 build_store_vectors, insert_insn_start_basic_block, insert-store,
2095 remove_reachable_equiv_notes, replace_store_insn, delete_store,
2096 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
2097 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
2098 * store-motion.c: ...new file. Also copy data structures from gcse.c
2099 and clean up to remove parts not used by store motion.
2100 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
2101 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
2103 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2106 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
2107 when optimizing for size.
2109 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
2111 * gcse.c (gcse_constant_p): Fix typo in last change.
2113 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
2115 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
2117 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
2119 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
2121 2009-04-29 James E. Wilson <wilson@codesourcery.com>
2123 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
2124 CONST_HIGH_PART result.
2126 2009-04-29 Anatoly Sokolov <aesok@post.ru>
2128 * config/avr/avr.c (initial_elimination_offset): Rename to
2129 avr_initial_elimination_offset.
2130 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
2131 change return type to bool.
2132 (avr_can_eliminate): New function.
2133 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
2134 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
2135 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
2136 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
2137 avr_initial_elimination_offset.
2138 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
2139 (avr_initial_elimination_offset): Define.
2141 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
2142 Steven Bosscher <steven@gcc.gnu.org>
2144 PR rtl-optimization/39938
2145 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
2146 * cfgrtl.c: Include insn-attr.h.
2147 (rest_of_pass_free_cfg): New function.
2148 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
2149 * resource.c (init_resource_info): Remove call to df_analyze.
2151 2009-04-29 Richard Guenther <rguenther@suse.de>
2154 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
2155 allow conversion to signed integers.
2157 2009-04-29 Richard Guenther <rguenther@suse.de>
2159 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
2160 shifts of floating point vectors if the shift amount is
2161 a constant multiple of the element size.
2163 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
2164 Michael Matz <matz@suse.de>
2168 * tree-outof-ssa.c (emit_partition_copy): New function.
2169 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2170 insert_part_to_rtx_on_edge): Perform the partition base var
2171 copy using emit_partition_copy.
2172 (insert_value_copy_on_edge): Convert constants to the right mode.
2173 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
2174 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
2176 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2178 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
2179 scan backwards to try to find a constant to initialize it.
2181 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
2182 insn before the loop_end instruction, don't look past labels.
2184 2009-04-29 Richard Guenther <rguenther@suse.de>
2187 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2188 loose type conversions.
2189 (forward_propagate_addr_expr): Fix tuplification bug. Remove
2190 stmts only if there are no uses of its definition.
2192 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2194 * config/bfin/bfin.h (splitting_loops): Declare.
2195 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
2196 Reorder bit definitions to be ascending.
2197 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
2198 * config/bfin/bfin.c (splitting_loops): New variable.
2199 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
2200 (struct loop_info): Remove members INIT and LOOP_INIT.
2201 (bfin_optimize_loop): Don't set them. Reorder the code that generates
2202 the LSETUP sequence. Allow LC to be loaded from any register, but
2203 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
2204 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
2206 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
2207 of reload_completed.
2210 * config/bfin/bfin.md (movsi_insn): Refine constraints.
2212 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
2214 * Makefile.in (PLUGIN_VERSION_H): New.
2215 (OBJS-common): Remove plugin-version.o.
2216 (plugin.o): Depend on (PLUGIN_VERSION_H).
2217 (plugin-version.o): Remove.
2218 * configure: Regenerate
2219 * configure.ac: Create plugin-version.h.
2220 * gcc-plugin.h (plugin_gcc_version): Remove.
2221 (plugin_default_version_check): Change signature.
2222 * plugin-version.c: Remove.
2223 * plugin.c: Include plugin-version.h.
2224 (str_plugin_gcc_version_name): Remove.
2225 (try_init_one_plugin): Pass gcc version to plugin_init.
2226 (plugin_default_version_check): Both gcc and plugin versions are now
2229 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2231 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
2232 problematic last insns. Test for TYPE_CALL rather than CALL_P.
2233 Remove special case testing for last insn of inner loops. Don't fail
2234 if the loop ends with a jump, emit an extra nop instead.
2236 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
2237 DREGS rather than comparing directly. Remove code that tries to
2238 account for latencies.
2240 2009-04-29 Richard Guenther <rguenther@suse.de>
2242 PR tree-optimization/39941
2243 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
2244 eliminating an indirect call.
2246 2009-04-29 Richard Guenther <rguenther@suse.de>
2248 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
2249 parameter. Allow invariants as base if !require_lvalue.
2250 (verify_gimple_assign_single): Adjust.
2252 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2254 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
2255 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
2256 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
2257 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
2258 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
2260 * config/bfin/bfin.c (bfin_expand_builtin,
2261 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
2263 2009-04-28 Richard Guenther <rguenther@suse.de>
2265 * tree-vect-loop.c (get_initial_def_for_induction): Use
2266 correct types for pointer increment.
2268 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2270 * toplev.c (print_version): Update GMP version string calculation.
2272 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
2274 PR rtl-optimization/39938
2275 * resource.c (init_resource_info): Add call to df_analyze.
2277 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2279 * config/alpha/alpha.md (usegp): Cast the result of
2280 alpha_find_lo_sum_using_gp to enum attr_usegp.
2281 * config/alpha/alpha.c (override_options): Remove end-of-structure
2282 marker element from cpu_table. Use array size of cpu_table to handle
2283 -mcpu and -mtune options.
2284 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
2286 2009-04-28 Joseph Myers <joseph@codesourcery.com>
2288 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
2289 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
2290 tune_32 and tune_64.
2291 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2293 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
2294 * config/rs6000/option-defaults.h: ... here. New file.
2295 (OPT_64, OPT_32): Define.
2296 (MASK_64BIT): Define to 0 if not already defined.
2297 (OPT_ARCH64, OPT_ARCH32): Define.
2298 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
2301 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2303 * config/arm/arm.c (arm_override_options): Emit error on using
2306 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2308 PR rtl-optimization/39914
2309 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
2310 registers for allocnos created from user-defined variables only
2311 when not optimizing.
2313 2009-04-28 Richard Guenther <rguenther@suse.de>
2316 * fold-const.c (fold_binary): Use distribute_real_division only
2319 2009-04-28 Steve Ellcey <sje@cup.hp.com>
2321 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
2322 add hpux-stdint.h to tm_file.
2323 (hppa[12]*-*-hpux11*): Ditto.
2324 (ia64*-*-hpux*): Ditto.
2325 * config/hpux-stdint.h: New.
2326 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
2327 __STDC_EXT__ for all compiles.
2328 * config/pa/pa-hpux.h: Ditto.
2329 * config/pa/pa-hpux10.h: Ditto.
2330 * config/pa/pa-hpux11.h: Ditto.
2332 2009-04-28 Catherine Moore <clm@codesourcery.com>
2334 * debug.h (set_name): Add comment.
2336 2009-04-28 Andrew Pinski <pinskia@gmail.com>
2339 * config/darwin.c (machopic_gen_offset): Check
2340 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
2341 * config/arm/arm.c (require_pic_register): Likewise.
2343 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
2345 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
2346 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
2347 m32c_promote_prototypes): Delete.
2349 2009-04-28 Michael Matz <matz@suse.de>
2352 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
2355 2009-04-28 Richard Guenther <rguenther@suse.de>
2357 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
2359 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2361 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
2362 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
2363 * config/arm/arm-tune.md: Regenerate.
2365 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
2367 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
2368 block if there are complex incoming edges.
2369 (sel_merge_blocks): Remove useless assert.
2370 (sel_redirect_edge_and_branch): Check that edge was redirected.
2371 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
2372 (sel_find_rgns): Delete declaration.
2373 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
2374 the region when it is not a preheader.
2376 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2379 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
2381 2009-04-28 Richard Guenther <rguenther@suse.de>
2383 * tree.h (SSA_NAME_VALUE): Remove.
2384 (struct tree_ssa_name): Remove value_handle member.
2385 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
2386 array for jump threading.
2387 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
2389 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
2390 * tree-flow.h (threadedge_initialize_values): Declare.
2391 (threadedge_finalize_values): Likewise.
2392 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
2393 (SSA_NAME_VALUE): Define.
2394 (threadedge_initialize_values): New function.
2395 (threadedge_finalize_values): Likewise.
2396 * tree-ssa-dom.c (ssa_name_values): New global variable.
2397 (SSA_NAME_VALUE): Define.
2398 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
2400 2009-04-28 Ira Rosen <irar@il.ibm.com>
2402 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
2403 Use REPORT_VECTORIZED_LOCATIONS instead
2404 REPORT_VECTORIZED_LOOPS.
2405 * tree-vectorizer.c (vect_verbosity_level): Make static.
2406 (vect_loop_location): Rename to vect_location.
2407 (vect_set_verbosity_level): Update comment.
2408 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
2410 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
2411 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
2412 instead REPORT_UNVECTORIZED_LOOPS.
2413 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
2414 and vect_loop_def to vect_external_def and vect_internal_def.
2415 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
2416 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
2417 REPORT_UNVECTORIZED_LOCATIONS.
2418 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
2419 and vect_used_in_loop and to vect_unused_in_scope and
2421 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
2422 (vect_verbosity_level): Remove declaration.
2423 (vect_analyze_operations): Likewise.
2424 (vect_analyze_stmt): Declare.
2425 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
2426 REPORT_UNVECTORIZED_LOCATIONS.
2427 (vect_get_loop_niters): Fix indentation.
2428 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
2429 (vect_analyze_loop_operations): New function.
2430 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
2431 vect_analyze_operations.
2432 (vect_is_simple_reduction): Use new names.
2433 (vectorizable_live_operation, vect_transform_loop): Likewise.
2434 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
2435 to specify whether the data references can be a part of interleaving
2437 (vect_analyze_data_ref_dependence): Use new names.
2438 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
2439 (vect_create_addr_base_for_vector_ref): Remove redundant code.
2440 * tree-vect-patterns.c (widened_name_p): Use new names.
2441 (vect_recog_dot_prod_pattern): Likewise.
2442 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
2443 (process_use, vect_mark_stmts_to_be_vectorized,
2444 vect_model_simple_cost, vect_model_store_cost,
2445 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
2446 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2447 vectorizable_operation, vectorizable_type_demotion,
2448 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
2449 vectorizable_condition): Likewise.
2450 (vect_analyze_operations): Split into vect_analyze_loop_operations
2452 (vect_analyze_stmt): ... new function.
2453 (new_stmt_vec_info): Use new names.
2454 (vect_is_simple_use): Use new names and fix comment.
2455 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
2456 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
2458 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2461 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
2462 and integer modes for x87 operands. Do not ICE for unsupported size,
2463 generate error instead. Generate error for unsupported operand types.
2464 ['z']: Do not handle HImode memory operands specially. Warning
2465 for floating-point operands. Fallthru to 'Z' for unsupported operand
2466 types. Do not ICE for unsupported size, generate error instead.
2467 (output_387_binary_op): Use %Z to output operands.
2468 (output_fp_compare): Ditto.
2469 (output_387_reg_move): Ditto.
2471 2009-04-28 Ben Elliston <bje@au.ibm.com>
2476 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2478 * builtins.c (c_strlen): Do not warn here.
2479 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
2480 * c-common.c (pointer_int_sum): Take an explicit location.
2481 Warn about offsets out of bounds.
2482 * c-common.h (pointer_int_sum): Adjust declaration.
2484 2009-04-27 Ian Lance Taylor <iant@google.com>
2486 * collect2.c (is_ctor_dtor): Change type of ret field in struct
2488 * dce.c (run_fast_df_dce): Change type of old_flags to int.
2489 * df-core.c (df_set_flags): Change return type to int. Change
2490 type of old_flags to int.
2491 (df_clear_flags): Likewise.
2492 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
2493 (df_get_conditional_uses): Likewise.
2494 * df.h (df_set_flags, df_clear_flags): Update declarations.
2495 * dwarf2out.c (struct indirect_string_node): Change type of form
2496 field to enum dwarf_form.
2497 (AT_string_form): Change return type to enum dwarf_form.
2498 * fixed-value.c (fixed_compare): Add cast to enum type.
2499 * fwprop.c (update_df): Change 0 to VOIDmode.
2500 * gensupport.c: Change 0 to UNKNOWN.
2501 * gimple.h (gimple_cond_code): Add cast to enum type.
2502 * haifa-sched.c (reemit_notes): Add cast to enum type.
2503 * hooks.c (hook_int_void_no_regs): Remove function.
2504 * hooks.h (hook_int_void_no_regs): Remove declaration.
2505 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
2506 * predict.c (combine_predictions_for_insn): Add casts to enum type.
2507 * real.c (real_arithmetic): Add cast to enum type.
2508 (real_compare): Likewise.
2509 * target.h (struct gcc_target): Change return type of
2510 branch_target_register_class to enum reg_class.
2511 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
2512 default_branch_target_register_class.
2513 * targhooks.c (default_branch_target_register_class): New function.
2514 * targhooks.h (default_branch_target_register_class): Declare.
2515 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
2516 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
2518 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
2520 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
2521 vect_uninitialized_def. Change 0 to ERROR_MARK.
2522 * tree-vect-stmts.c (supportable_widening_operation): Don't
2523 initialize icode1 and icode2.
2524 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
2525 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
2527 (cmn_err_flag_specs): Change 0 to STD_C89.
2528 (cmn_err_char_table): Likewise.
2529 * config/arm/arm.c (get_arm_condition_code): Change type of code
2530 to enum arm_cond_code.
2531 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
2532 (IWMMXT_BUILTIN2): Likewise.
2533 (neon_builtin_type_bits): Don't define typedef.
2534 (neon_builtin_datum): Change type of bits field to int.
2535 (arm_expand_neon_args): Add cast to enum type.
2536 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
2538 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
2540 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
2542 * config/mips/mips.md (jal_macro): Return enum constant.
2543 (single_insn): Likewise.
2544 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
2546 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2548 * config/s390/s390.c (s390_tune_flags): Change type to int.
2549 (s390_arch_flags): Likewise.
2550 (s390_handle_arch_option): Change flags field of struct pta to int.
2551 * config/s390/s390.h (s390_tune_flags): Update declaration.
2552 (s390_arch_flags): Likewise.
2553 * config/sh/sh.c (prepare_move_operands): Compare
2554 tls_symbolic_operand result with enum constant.
2555 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
2556 (sh_expand_prologue): Add cast to enum type.
2557 (sh_expand_epilogue): Likewise.
2558 (tls_symbolic_operand): Change return type to enum tls_model.
2559 (fpscr_set_from_mem): Add cast to enum type.
2560 (legitimize_pic_address): Compare tls_symbolic_operand result with
2562 (sh_target_reg_class): Change return type to enum reg_class.
2563 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
2565 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
2566 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
2567 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
2568 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
2569 (delayed_branch, tls_call_delay): Likewise.
2570 (eligible_for_sibcall_delay): Likewise.
2571 (eligible_for_return_delay): Likewise.
2572 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
2573 (spu_expand_builtin_1): Likewise.
2575 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
2576 for all types of conversions.
2577 (output_init_element): Issue -Wc++-compat warning if needed when
2578 initializing a bitfield with enum type.
2579 * c-parser.c (c_parser_expression): Set original_type to
2580 original_type of right hand operand of comman operator.
2582 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2584 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
2586 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
2587 * doc/cpp.texi (Standard Predefined Macros)
2588 (Implementation-defined behavior): Likewise.
2589 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
2590 * doc/gimple.texi (GIMPLE Exception Handling)
2591 (@code{GIMPLE_ASSIGN}): Likewise.
2592 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
2593 * doc/invoke.texi (Warning Options, Optimize Options)
2594 (AVR Options, Darwin Options): Likewise.
2595 (Optimize Options): Reformulate -fwhole-program description.
2596 * doc/loop.texi (Lambda): Likewise.
2597 * doc/md.texi (Output Template, Define Constraints)
2598 (Standard Names, Insn Splitting): Likewise.
2599 * doc/options.texi (Option properties): Likewise.
2600 * doc/passes.texi (Tree-SSA passes): Likewise.
2601 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
2602 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
2603 (File Names and DBX): Likewise.
2604 * doc/trouble.texi (Incompatibilities): Likewise.
2606 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2608 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
2609 instruction is correct.
2611 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2613 Allow non-constant arguments to conversion intrinsics.
2614 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
2615 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
2616 * spu.c (print_operand): Handle 'v' and 'w'.
2617 (exp2_immediate_p, spu_gen_exp2): Define.
2618 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
2619 spu_convtf_1): Update parameter descriptions.
2620 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
2621 * constraints.md ('v', 'w'): New.
2622 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
2624 (i2f, I2F): New define_mode_attr.
2625 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
2626 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
2627 fixuns_truncv4sfv4si2): Update to use mode attribute.
2628 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
2629 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
2630 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
2631 patterns for combine.
2633 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
2635 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
2636 (cprop, hoist, pre, store_motion): New debug counters.
2637 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
2638 is not an RTL pass anymore.
2639 (pass_profiling): Remove extern decl for pass removed in 2005.
2640 (pass_gcse, pass_jump_bypass): Remove.
2641 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
2642 to 0 for clean state.
2643 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
2644 * cse.c (gate_handle_cse_after_global_opts,
2645 rest_of_handle_cse_after_global_opts): New functions.
2646 (pass_cse_after_global_opts): New pass, does local CSE.
2647 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
2648 (TV_CPROP): New timevar.
2649 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
2650 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
2651 (gcse_main, recompute_all_luids): Remove.
2652 (compute_hash_table_work): Call max_reg_num instead of reading
2654 (cprop_jump): Don't set run_jump_opt_after_gcse.
2655 (constprop_register): Always allow to alter jumps.
2656 (cprop_insn): Likewise.
2657 (do_local_cprop): Likewise.
2658 (local_cprop_pass): Likewise. Return non-zero if something changed.
2659 (cprop): Remove function, fold interesting bits into one_cprop_pass.
2660 (find_implicit_sets): Add note about missed optimization opportunity.
2661 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
2662 pass_rtl_cprop execute function.
2663 Don't bother tracking the pass number, each pass gets its own dumpfile
2665 Always allow to alter jumpsand bypass jumps.
2666 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
2667 will just find no suitable set.
2668 (pre_edge_insert): Fix dumping, this function is for PRE only.
2669 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
2670 pass_rtl_pre execute function.
2671 (hoist_code): Return non-zero if something changed. Keep track of
2672 substitutions and insertions for statistics gathering similar to PRE.
2673 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
2674 called from the pass_rtl_hoist execute function. Show pass statistics.
2675 (compute_store_table): Use max_reg_num directly instead of using the
2676 formerly global max_gcse_regno.
2677 (build_store_vectors): Likewise.
2678 (replace_store_insn): Fix dumping.
2679 (store_motion): Rename to ...
2680 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
2681 pass, called from the pass_rtl_store_motion execute function. Keep
2682 track of substitutions and insertions for statistics gathering similar
2684 (bypass_jumps): Remove, fold interesting bits into ...
2685 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
2686 from the pass_rtl_cprop execute function.
2687 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
2688 pass_jump_bypass): Remove.
2689 (gate_handle_gcse, rest_of_handle_gcse): Remove.
2690 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
2691 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
2692 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
2693 (gate_rtl_store_motion, execute_rtl_store_motion,
2694 pass_rtl_store_motion): New.
2695 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
2696 make it clear that -fcse-skip-blocks is a no-op for backward compat.
2697 * passes.c (init_optimization_passes): Remove pass_gcse and
2698 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
2699 and cse_after_global_opts in place of pass_gcse. Schedule cprop
2700 instead of pass_jump_bypass.
2702 2009-04-27 Richard Guenther <rguenther@suse.de>
2705 * gimplify.c (gimplify_expr): If we are required to create
2706 a temporary make sure it ends up as register.
2708 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
2711 * config/i386/i386.c (construct_container): Don't call
2712 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
2713 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
2715 2009-04-27 Michael Matz <matz@suse.de>
2717 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
2718 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
2719 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
2720 (dump_replaceable_exprs): Take a bitmap.
2721 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
2723 (expand_gimple_basic_block): Likewise.
2724 * tree-ssa-ter.c (struct temp_expr_table_d): Make
2725 replaceable_expressions member a bitmap.
2726 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
2727 (mark_replaceable): Likewise.
2728 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
2729 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
2731 2009-04-27 Richard Guenther <rguenther@suse.de>
2733 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
2734 (verify_stmts): Dispatch to gimple/type verification code.
2735 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
2736 issue with call argument types.
2738 2009-04-27 Michael Matz <matz@suse.de>
2740 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
2741 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
2744 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
2745 Eric Botcazou <ebotcazou@adacore.com>
2747 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
2748 a label's basic block.
2749 (mark_target_live_regs): Tidy and rework obsolete comments.
2750 Change back DF problem to LIVE. If a label starts a basic block,
2751 assume that all registers that used to be live then still are.
2752 (init_resource_info): If a label starts a basic block, set its
2753 BLOCK_FOR_INSN accordingly.
2754 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
2756 2009-04-27 Richard Guenther <rguenther@suse.de>
2758 * tree-flow-inline.h (function_ann): Remove.
2759 (get_function_ann): Likewise.
2760 * tree-dfa.c (create_function_ann): Remove.
2761 * tree-flow.h (struct static_var_ann_d): Remove.
2762 (struct function_ann_d): Likewise.
2763 (union tree_ann_d): Remove fdecl member.
2764 (function_ann_t): Remove.
2765 (function_ann, get_function_ann, create_function_ann): Remove
2768 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
2770 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
2772 2009-04-27 Jan Hubicka <jh@suse.cz>
2774 * ipa-pure-const.c (struct funct_state_d): New fields
2775 state_previously_known, looping_previously_known; remove
2776 state_set_in_source.
2777 (analyze_function): Use new fields.
2778 (propagate): Avoid assumption that state_set_in_source imply
2781 * tree-ssa-loop-niter.c (finite_loop_p): New function.
2782 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
2783 * cfgloop.h (finite_loop_p): Declare.
2785 2009-04-26 Michael Matz <matz@suse.de>
2787 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
2789 2009-04-26 Michael Matz <matz@suse.de>
2791 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
2792 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
2793 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
2794 pass_mark_used_blocks): Remove.
2795 * tree-optimize.c (pass_free_datastructures,
2796 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
2797 * passes.c (init_optimization_passes): Don't call
2798 pass_mark_used_blocks, remove dead code.
2800 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
2802 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
2803 * tree-ssa-live.h (register_ssa_partition): Likewise.
2805 2009-04-26 Michael Matz <matz@suse.de>
2808 * builtins.c (fold_builtin_next_arg): Handle SSA names.
2809 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
2810 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
2812 (compare_pairs): Swap cost comparison.
2813 (coalesce_ssa_name): Don't use change_partition_var.
2814 * tree-nrv.c (struct nrv_data): Add modified member.
2815 (finalize_nrv_r): Set it.
2816 (tree_nrv): Use it to update statements.
2817 (pass_nrv): Require PROP_ssa.
2818 * tree-mudflap.c (mf_decl_cache_locals,
2819 mf_build_check_statement_for): Use make_rename_temp.
2820 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
2821 * alias.c (find_base_decl): Handle SSA names.
2822 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
2823 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
2824 * rtl.h (set_reg_attrs_for_parm): Declare.
2825 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
2826 to "optimized", remove unused locals at finish.
2827 (execute_free_datastructures): Make global, call
2828 delete_tree_cfg_annotations.
2829 (execute_free_cfg_annotations): Don't call
2830 delete_tree_cfg_annotations.
2832 * ssaexpand.h: New file.
2833 * expr.c (toplevel): Include ssaexpand.h.
2834 (expand_assignment): Handle SSA names the same as register variables.
2835 (expand_expr_real_1): Expand SSA names.
2836 * cfgexpand.c (toplevel): Include ssaexpand.h.
2837 (SA): New global variable.
2838 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
2839 (SSAVAR): New macro.
2840 (set_rtl): New helper function.
2841 (add_stack_var): Deal with SSA names, use set_rtl.
2842 (expand_one_stack_var_at): Likewise.
2843 (expand_one_stack_var): Deal with SSA names.
2844 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
2845 before unique numbers.
2846 (expand_stack_vars): Use set_rtl.
2847 (expand_one_var): Accept SSA names, add asserts for them, feed them
2848 to above subroutines.
2849 (expand_used_vars): Expand all partitions (without default defs),
2850 then only the local decls (ignoring those expanded already).
2851 (expand_gimple_cond): Remove edges when jumpif() expands an
2853 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
2854 or remove abnormal edges. Ignore insns setting the LHS of a TERed
2856 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
2857 members of SA; deal with PARM_DECL partitions here; expand
2858 all PHI nodes, free tree datastructures and SA. Commit instructions
2859 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
2860 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
2861 info and statements at start, collect garbage at finish.
2862 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
2863 (VAR_ANN_PARTITION) Remove.
2864 (change_partition_var): Don't declare.
2865 (partition_to_var): Always return SSA names.
2866 (var_to_partition): Only accept SSA names.
2867 (register_ssa_partition): Only check argument.
2868 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
2870 (delete_var_map): Don't free it.
2871 (var_union): Only accept SSA names, simplify.
2872 (partition_view_init): Mark only useful SSA names as used.
2873 (partition_view_fini): Only deal with SSA names.
2874 (change_partition_var): Remove.
2875 (dump_var_map): Use ssa_name instead of partition_to_var member.
2876 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
2878 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
2879 (struct _elim_graph): New member const_dests; nodes member vector of
2881 (set_location_for_edge): New static helper.
2882 (create_temp): Remove.
2883 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
2884 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
2885 (new_elim_graph): Allocate const_dests member.
2886 (clean_elim_graph): Truncate const_dests member.
2887 (delete_elim_graph): Free const_dests member.
2888 (elim_graph_size): Adapt to new type of nodes member.
2889 (elim_graph_add_node): Likewise.
2890 (eliminate_name): Likewise.
2891 (eliminate_build): Don't take basic block argument, deal only with
2892 partition numbers, not variables.
2893 (get_temp_reg): New static helper.
2894 (elim_create): Use it, deal with RTL temporaries instead of trees.
2895 (eliminate_phi): Adjust all calls to new signature.
2896 (assign_vars, replace_use_variable, replace_def_variable): Remove.
2897 (rewrite_trees): Only do checking.
2898 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
2899 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
2900 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
2901 contains_tree_r, MAX_STMTS_IN_LATCH,
2902 process_single_block_loop_latch, analyze_edges_for_bb,
2903 perform_edge_inserts): Remove.
2904 (expand_phi_nodes): New global function.
2905 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
2906 functions, initialize new parameter, remember partitions having a
2908 (finish_out_of_ssa): New global function.
2909 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
2910 don't reset in_ssa_p here, don't disable TER when mudflap.
2911 (pass_del_ssa): Remove.
2912 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
2914 (execute_free_datastructures): Declare.
2915 * Makefile.in (SSAEXPAND_H): New variable.
2916 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
2917 * basic-block.h (commit_one_edge_insertion): Declare.
2918 * passes.c (init_optimization_passes): Move pass_nrv and
2919 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
2920 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
2921 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
2922 (redirect_branch_edge): Deal with super block when expanding, split
2923 out jump patching itself into ...
2924 (patch_jump_insn): ... here, new static helper.
2926 2009-04-26 Michael Matz <matz@suse.de>
2928 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
2929 beyond num_ssa_names.
2930 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
2931 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
2933 2009-04-26 Jakub Jelinek <jakub@redhat.com>
2936 * fwprop.c (forward_propagate_asm): New function.
2937 (forward_propagate_and_simplify): Propagate also into __asm, if it
2938 doesn't increase the number of referenced registers.
2941 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
2943 2009-04-26 Jakub Jelinek <jakub@redhat.com>
2945 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
2946 note_nonlocal_vla_type for nonlocal VLAs.
2947 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
2948 contains_remapped_vars, remap_vla_decls): New functions.
2949 (convert_nonlocal_reference_stmt): If not optimizing, call
2950 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
2951 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
2952 if it wasn't found in var_map.
2953 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
2954 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
2955 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
2957 * gimplify.c (nonlocal_vlas): New variable.
2958 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
2960 (gimplify_body): Create and destroy nonlocal_vlas.
2962 * dwarf2out.c (loc_descr_plus_const): New function.
2963 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
2964 mem_loc_descriptor, loc_descriptor_from_tree_1,
2965 descr_info_loc, gen_variable_die): Use it.
2967 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
2968 !TREE_STATIC VAR_DECLs.
2969 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
2970 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
2971 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
2972 DECL_BY_REFERENCE is valid.
2973 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
2974 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
2975 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
2976 Copy DECL_BY_REFERENCE.
2977 (struct nesting_copy_body_data): New type.
2978 (nesting_copy_decl): New function.
2979 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
2980 if they have variable length.
2982 2009-04-26 Michael Matz <matz@suse.de>
2984 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
2985 mark new temporaries for renaming.
2987 2009-04-26 Joseph Myers <joseph@codesourcery.com>
2990 * c-decl.c (global_bindings_p): Return negative value.
2991 (c_variable_size): New. Based on variable_size from
2993 (grokdeclarator): Call c_variable_size not variable_size.
2995 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
2997 * config/i386/i386.c (print_operand) ['z']: Fix typo.
2999 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
3001 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
3002 Redefine it to just use mingw/include.
3003 (ASM_SPEC): Rules for -m32 and -m64.
3004 (LINK_SPEC): Use Likewise.
3005 (SPEC_32): New define.
3006 (SPEC_64): Likewise.
3007 (SUB_LINK_SPEC): Likewise.
3008 (MULTILIB_DEFAULTS): New define.
3009 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
3010 Add multilib options.
3011 (MULTILIB_DIRNAMES): Likewise.
3012 (MULTILIB_OSDIRNAMES): Likewise.
3014 (INSTALL_LIBGCC): Likewise.
3016 2009-04-26 Joseph Myers <joseph@codesourcery.com>
3019 * c-tree.h (enum c_inline_static_type): New.
3020 (record_inline_static): Declare.
3021 * c-decl.c (struct c_inline_static, c_inline_statics,
3022 record_inline_static, check_inline_statics): New.
3023 (pop_file_scope): Call check_inline_statics.
3024 (start_decl): Call record_inline_static instead of pedwarning
3025 directly for static in inline function.
3026 * c-typeck.c (build_external_ref): Call record_inline_static
3027 instead of pedwarning directly for static referenced in inline
3030 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
3032 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
3033 not new but only being rescanned.
3034 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
3035 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
3036 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
3037 record_set_info, compute_set, grealloc): Remove.
3038 (recompute_all_luids): New function.
3039 (gcse_main): Don't compute sets, and don't do related memory
3040 allocations/free-ing. If something changed before the end of the
3041 pass, update LUIDs using recompute_all_luids.
3042 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
3043 (free_gcse_mem): Don't free it either.
3044 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
3045 Use the df insn LUIDs.
3046 (load_killed_in_block): Likewise.
3047 (compute_hash_table_work): Don't compute reg_set_in_block.
3048 (compute_transp): Use DF_REG_DEF_CHAINs.
3049 (local_cprop_pass): Don't use compute_sets and related functions.
3050 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
3051 Use get_max_uid() instead of max_cuid.
3052 (insert_insn_end_basic_block, pre_insert_copy_insn,
3053 update_ld_motion_stores): Don't try to
3054 keep reg_set tables up to date.
3055 (pre_insert_copies): Use df insn LUIDs.
3056 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
3057 (reg_set_info): Don't use extra bitmap argument.
3058 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
3059 information to compute regs_set_in_block.
3060 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
3061 (bypass_jumps): Don't use compute_sets and friends.
3063 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3066 * opts.c (undocumented_msg): Do not leave blank even with
3069 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3071 * c-decl.c (build_enumerator): Allow values folding to integer
3072 constants but not integer constant expressions with a pedwarn if
3075 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3078 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
3079 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
3080 type is an integer constant.
3082 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
3085 * config/i386/i386.c (print_operand) ['z']: Revert handling of
3088 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3091 * c-decl.c (grokdeclarator): Diagnose declarations of functions
3092 with variably modified return type and no storage class
3093 specifiers, except for the case of nested functions. Distinguish
3094 extern declarations of functions with variably modified return
3095 types from those of objects with variably modified types.
3097 2009-04-25 Jan Hubicka <jh@suse.cz>
3099 * tree.c (list_equal_p): New function.
3100 * tree.h (list_equal_p): Declare.
3101 * coretypes.h (edge_def, edge, const_edge, basic_block_def
3102 basic_block_def, basic_block, const_basic_block): New.
3103 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
3104 (redirect_eh_edge): New function.
3105 (make_eh_edge_update_phi): EH edges are not abnormal.
3106 * except.c: Include tree-flow.h.
3107 (list_match): New function.
3108 (eh_region_replaceable_by_p): New function.
3109 (replace_region): New function.
3110 (hash_type_list): New function.
3111 (hash_eh_region): New function.
3112 (eh_regions_equal_p): New function.
3113 (merge_peers): New function.
3114 (remove_unreachable_regions): Verify EH tree when checking;
3116 (copy_eh_region_1): New function.
3117 (copy_eh_region): New function.
3118 (push_reachable_handler): New function.
3119 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
3120 regions without label but with live RESX.
3121 * except.h (redirect_eh_edge_to_label): New.
3122 * tree-flow.h (redirect_eh_edge): New.
3123 * coretypes.h (edge_def, edge, const_edge, basic_block_def
3124 basic_block_def, basic_block, const_basic_block): Remove.
3125 * Makefile.in (except.o): Add dependency on tree-flow.h
3126 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
3127 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
3130 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
3133 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
3134 on the destination of memcpy.
3136 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
3138 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
3139 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
3140 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
3142 2009-04-25 Jan Hubicka <jh@suse.cz>
3144 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
3145 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
3146 to be reached by different label than left.
3147 (update_eh_edges): Update comment; remove edge_to_remove if possible
3148 and return true if suceeded.
3149 (cleanup_empty_eh): Accept sharing map; handle shared regions.
3150 (cleanup_eh): Compute sharing map.
3151 * except.c (remove_eh_handler_and_replace): Add argument if we should
3153 (remove_unreachable_regions): Update for label sharing.
3154 (label_to_region_map): Likewise.
3155 (get_next_region_sharing_label): New function.
3156 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
3158 (remove_eh_handler): Update.
3159 (remove_eh_region_and_replace_by_outer_of): New function.
3160 * except.h (struct eh_region): Add next_region_sharing_label.
3161 (remove_eh_region_and_replace_by_outer_of,
3162 get_next_region_sharing_label): Declare.
3163 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
3165 2009-04-25 Jan Hubicka <jh@suse.cz>
3167 * tree-cfg.c (split_critical_edges): Split also edges where we can't
3168 insert code even if they are not critical.
3170 2009-04-25 Jan Hubicka <jh@suse.cz>
3172 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
3173 (gimple_can_remove_branch_p): EH edges won't remove branch by
3175 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
3176 updating of non-abnormal EH edges.
3177 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
3178 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
3179 (split_critical_edges): Split also edges where emitting code on them
3180 will lead to splitting later.
3182 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
3183 H.J. Lu <hongjiu.lu@intel.com>
3186 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
3187 the configured assembler supports fildq and fistpq mnemonics.
3188 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
3189 * configure: Regenerated.
3192 * config/i386/i386.c (print_operand): Handle 'Z'.
3193 ['z']: Remove handling of special fild/fist suffixes.
3194 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
3195 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
3196 suffix of fild insn.
3197 (*floatsi<mode>2_vector_mixed): Ditto.
3198 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
3199 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
3200 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3201 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
3202 * config/i386/gas.h (GAS_MNEMONICS): Remove.
3204 2009-04-25 Ben Elliston <bje@au.ibm.com>
3206 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
3207 the source of a set operation.
3209 2009-04-25 Anatoly Sokolov <aesok@post.ru>
3211 * target.h (struct gcc_target): Add case_values_threshold field.
3212 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
3213 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
3214 * targhooks.c (default_case_values_threshold): New function.
3215 * targhooks.h (default_case_values_threshold): Declare function.
3216 * stmt.c (expand_case): Use case_values_threshold target hook.
3217 * expr.h (case_values_threshold): Remove declartation.
3218 * expr.c (case_values_threshold): Remove function.
3219 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
3221 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
3222 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3223 (avr_case_values_threshold): Declare as static.
3224 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
3226 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
3227 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3228 (mn10300_case_values_threshold): New function.
3230 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3232 * ira.c (setup_cover_and_important_classes): Add enum cast.
3234 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
3236 * genpreds.c (write_enum_constraint_num): Output definition of
3237 CONSTRAINT_NUM_DEFINED_P macro.
3238 * ira.c (setup_cover_and_important_classes): Use
3239 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
3241 2009-04-24 DJ Delorie <dj@redhat.com>
3243 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
3244 __SH2A_SINGLE_ONLY__ also.
3246 2009-04-24 Steve Ellcey <sje@cup.hp.com>
3248 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
3249 (movdf_internal): Ditto.
3250 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
3251 SFmode and DFmode constants.
3252 (ia64_print_operand): Add 'G' format for printing
3253 floating point constants.
3255 2009-04-24 Richard Guenther <rguenther@suse.de>
3257 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
3258 from unsigned additions.
3260 2009-04-24 Joseph Myers <joseph@codesourcery.com>
3262 * c-typeck.c (set_init_index): Allow array designators that are
3263 not integer constant expressions with a pedwarn if pedantic.
3265 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3267 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
3268 zero if no overlap in nonzero bits between the operands.
3270 2009-04-24 Ian Lance Taylor <iant@google.com>
3272 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
3273 (record_dead_and_set_regs): Likewise.
3274 * df.h (struct df_mw_hardreg): Change flags field to int.
3275 (struct df_base_ref): Likewise.
3276 (struct df): Change changeable_flags field to int.
3277 * df-scan.c (df_defs_record): Change clobber_flags to int.
3278 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
3279 constants rather than #define macros.
3280 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
3281 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
3282 (enum dwarf_calling_convention): Likewise.
3283 (enum dwarf_line_number_x_ops): Likewise.
3284 (enum dwarf_call_frame_info): Likewise.
3285 (enum dwarf_source_language): Likewise.
3286 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
3287 (add_calling_convention_attribute): Likewise.
3288 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
3289 (combine_comparisons): Change compcode to int. Add cast to enum type.
3290 * genrecog.c (maybe_both_true_2): Change c to int.
3291 (write_switch): Likewise. Add cast to enum type.
3292 * gimplify.c (gimplify_omp_for): Handle return values from
3293 gimplify_expr using MIN rather than bitwise or.
3294 (gimplify_expr): Add cast to enum type.
3295 * ipa-prop.c (update_jump_functions_after_inlining): Change
3296 IPA_BOTTOM to IPA_JF_UNKNOWN.
3297 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
3298 Add casts to enum type.
3299 (setup_cover_and_important_classes): Change cl to int. Add casts
3301 (setup_class_translate): Change cl and mode to int.
3302 (ira_init_once): Change mode to int.
3303 (free_register_move_costs): Likewise.
3304 (setup_prohibited_mode_move_regs): Add casts to enum type.
3305 * langhooks.c (add_builtin_function_common): Rework assertion that
3306 value fits bitfield.
3307 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
3308 * omega.c (omega_do_elimination): Avoid math on enum types.
3309 * optabs.c (expand_vec_shift_expr): Remove casts to int.
3310 * opts.c (set_debug_level): Change 2 to enum constant. Use new
3311 int local to handle integral_argment value.
3312 * regmove.c (try_auto_increment): Change PUT_MODE to
3314 * reload.c (push_secondary_reload): Add casts to enum type.
3315 (secondary_reload_class, find_valid_class): Likewise.
3316 * reload1.c (emit_input_reload_insns): Likewise.
3317 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
3318 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
3319 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
3321 * tree.c (build_common_builtin_nodes): Add casts to enum type.
3322 * tree-complex.c (complex_lattice_t): Typedef to int rather than
3324 (expand_complex_libcall): Add casts to enum type.
3325 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
3326 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
3327 with ERROR_MARK, not NUM_TREE_CODES.
3328 (vect_create_epilog_for_reduction): Likewise.
3329 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
3330 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
3331 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
3333 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
3334 vect_unused_in_loop. Change 0 to loop_vect.
3335 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
3336 * var-tracking.c (get_init_value): Change return type to enum
3338 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
3339 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
3341 (arm_override_options): Add casts to enum type.
3342 (arm_emit_tls_decoration): Likewise.
3343 * config/i386/i386.c (ix86_function_specific_restore): Add casts
3345 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
3346 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
3347 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
3349 * config/s390/s390.c (code_for_builtin_64): Change to array of
3351 (code_for_builtin_31): Likewise.
3352 (s390_expand_builtin): Change code_for_builtin to enum insn_code
3354 * config/sparc/sparc.c (sparc_override_options): Change value
3355 field in struct code_model to enum cmodel. In initializer change
3356 0 to NULL and add cast to enum type.
3358 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
3359 Change all callers. Issue a -Wc++-compat warning using
3360 lhs_origtype if necessary.
3361 (convert_for_assignment): Issue -Wc++-compat warnings about
3362 invalid conversions to enum type on assignment.
3363 * c-common.h (build_modify_expr): Update declaration.
3365 2009-04-24 Nick Clifton <nickc@redhat.com>
3367 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
3368 (function_arg_advance): Likewise.
3369 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
3372 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3374 * config/s390/constraints.md ('I', 'J'): Fix condition.
3376 2009-04-24 Diego Novillo <dnovillo@google.com>
3378 * gengtype-parse.c (parse_error): Add newline after message.
3380 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3382 * config/i386/sse.md (avxmodesuffixs): Removed.
3383 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
3384 (*avx_pinsr<ssevecsize>): This.
3386 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3388 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
3389 follow chains of regs with a single definition, and allow expressions
3390 that are function_invariant_p.
3391 (simple_rhs_p): Allow expressions that are function_invariant_p.
3393 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
3396 * fold-const.c (fold_cond_expr_with_comparison): When folding
3397 > and >= to MAX, make sure the MAX uses the same type as the
3398 comparison's operands.
3400 2009-04-24 Nick Clifton <nickc@redhat.com>
3402 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
3403 addressing for DImode accesses.
3404 (frv_print_operand_address): Handle PLUS case.
3405 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
3407 2009-04-24 Jakub Jelinek <jakub@redhat.com>
3409 PR rtl-optimization/39794
3410 * alias.c (canon_true_dependence): Add x_addr argument.
3411 * rtl.h (canon_true_dependence): Adjust prototype.
3412 * cse.c (check_dependence): Adjust canon_true_dependence callers.
3413 * cselib.c (cselib_invalidate_mem): Likewise.
3414 * gcse.c (compute_transp): Likewise.
3415 * dse.c (scan_reads_nospill): Likewise.
3416 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
3417 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
3418 canon_base_addr of the group, plus optional offset.
3419 (struct group_info): Rename canon_base_mem to
3421 (get_group_info): Set canon_base_addr to canon_rtx of base, not
3422 canon_rtx of base_mem.
3424 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
3426 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
3427 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
3429 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3431 * config/spu/spu-builtins.h: Delete file.
3433 * config/spu/spu.h (enum spu_builtin_type): Move here from
3435 (struct spu_builtin_description): Likewise. Add GTY marker.
3436 Do not use enum spu_function_code or enum insn_code.
3437 (spu_builtins): Add extern declaration.
3439 * config/spu/spu.c: Do not include "spu-builtins.h".
3440 (enum spu_function_code, enum spu_builtin_type_index,
3441 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
3442 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
3443 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
3444 unsigned_V2DI_type_node): Move here from spu-builtins.h.
3445 (spu_builtin_types): Make static. Add GTY marker.
3446 (spu_builtins): Add extern declaration with GTY marker.
3449 * config/spu/spu-c.c: Do not include "spu-builtins.h".
3450 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
3451 Check programmatically whether all parameters are scalar.
3453 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
3455 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
3457 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
3458 assignment from the constructor either if the target is volatile.
3460 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
3462 * config/arm/arm.md (insv): Do not share operands[0].
3464 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
3466 * config/vxlib-tls.c (active_tls_threads): Delete.
3467 (delete_hook_installed): New.
3468 (tls_delete_hook): Don't delete the delete hook.
3469 (tls_destructor): Delete it here.
3470 (__gthread_set_specific): Adjust installing the delete hook.
3471 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
3472 __gthread_leave_tsd_dtor_context.
3474 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
3476 * c-format.c (gcc_tdiag_char_table): Add support for %E.
3478 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
3480 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
3482 (alpha_rtx_costs): Ditto.
3483 (emit_unlikely_jump): Use add_reg_note.
3484 (emit_frame_store_1): Ditto.
3485 (alpha_expand_prologue): Ditto.
3486 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3487 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
3489 2009-04-23 Nick Clifton <nickc@redhat.com>
3491 * config/v850/v850.md (epilogue): Remove suppressed code.
3492 (return): Rename to return_simple and remove test of frame size.
3493 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
3494 to gen_return_simple.
3496 2009-04-22 Jing Yu <jingyu@google.com>
3499 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
3501 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3504 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
3505 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
3506 value is a VECTOR_CST, the element type is the element type of the
3509 2009-04-22 DJ Delorie <dj@redhat.com>
3511 * config/m32c/m32c.h: Update GTY annotations to new syntax.
3513 2009-04-22 Jakub Jelinek <jakub@redhat.com>
3515 * alias.c (find_base_term): Move around LO_SUM case, so that
3516 CONST falls through into PLUS/MINUS handling.
3519 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
3520 into 0, use omit_one_operand.
3522 2009-04-23 Ben Elliston <bje@au.ibm.com>
3524 * config/rs6000/linux-unwind.h (get_regs): Remove type
3525 puns. Change the type of `pc' to an array of unsigned ints and
3526 update all users. Constify frame24.
3528 2009-04-22 DJ Delorie <dj@redhat.com>
3530 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
3531 declarations before code.
3532 (current_function_special_page_vector): Likewise.
3533 (m32c_expand_insv): Silence a warning.
3535 2009-04-21 Taras Glek <tglek@mozilla.com>
3537 * alias.c: Update GTY annotations to new syntax.
3538 * basic-block.h: Likewise.
3539 * bitmap.h: Likewise.
3540 * c-common.h: Likewise.
3541 * c-decl.c: Likewise.
3542 * c-parser.c: Likewise.
3543 * c-pragma.c: Likewise.
3544 * c-tree.h: Likewise.
3545 * cfgloop.h: Likewise.
3546 * cgraph.h: Likewise.
3547 * config/alpha/alpha.c: Likewise.
3548 * config/arm/arm.h: Likewise.
3549 * config/avr/avr.h: Likewise.
3550 * config/bfin/bfin.c: Likewise.
3551 * config/cris/cris.c: Likewise.
3552 * config/darwin.c: Likewise.
3553 * config/frv/frv.c: Likewise.
3554 * config/i386/i386.c: Likewise.
3555 * config/i386/i386.h: Likewise.
3556 * config/i386/winnt.c: Likewise.
3557 * config/ia64/ia64.h: Likewise.
3558 * config/iq2000/iq2000.c: Likewise.
3559 * config/mips/mips.c: Likewise.
3560 * config/mmix/mmix.h: Likewise.
3561 * config/pa/pa.c: Likewise.
3562 * config/pa/pa.h: Likewise.
3563 * config/rs6000/rs6000.c: Likewise.
3564 * config/s390/s390.c: Likewise.
3565 * config/sparc/sparc.c: Likewise.
3566 * config/xtensa/xtensa.c: Likewise.
3567 * cselib.h: Likewise.
3568 * dbxout.c: Likewise.
3569 * dwarf2out.c: Likewise.
3570 * except.c: Likewise.
3571 * except.h: Likewise.
3572 * fixed-value.h: Likewise.
3573 * function.c: Likewise.
3574 * function.h: Likewise.
3575 * gimple.h: Likewise.
3576 * integrate.c: Likewise.
3577 * optabs.c: Likewise.
3578 * output.h: Likewise.
3581 * stringpool.c: Likewise.
3582 * tree-data-ref.c: Likewise.
3583 * tree-flow.h: Likewise.
3584 * tree-scalar-evolution.c: Likewise.
3585 * tree-ssa-address.c: Likewise.
3586 * tree-ssa-alias.h: Likewise.
3587 * tree-ssa-operands.h: Likewise.
3590 * varasm.c: Likewise.
3591 * varray.h: Likewise.
3593 * coretypes.h: Do not define GTY macro if it is already defined.
3594 * doc/gty.texi: Update GTY documentation to new syntax.
3595 * gengtype-lex.l: Enforce attribute-like syntax for GTY
3596 annotations on structs.
3597 * gengtype-parse.c: Likewise.
3599 2009-04-22 Mark Heffernan <meheff@google.com>
3601 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
3603 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3605 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
3608 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3610 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
3611 the same as a PLUS without a shift. Increase the cost of a
3614 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3616 * Makefile.in: Update dependencies.
3617 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
3618 * errors.h: Remove bogus comment about compatibility.
3619 (warning): Update declaration.
3620 * genautomata.c: Update all calls to warning.
3621 * gimple.c: Do not include errors.h. Include toplev.h.
3622 * tree-ssa-structalias.c: Do not include errors.h.
3623 * omega.c: Likewise.
3624 * tree-ssa-reassoc.c: Likewise.
3625 * config/spu/spu-c.c: Likewise.
3626 * config/spu/t-spu-elf: Update dependencies.
3628 2009-04-22 Richard Guenther <rguenther@suse.de>
3630 PR tree-optimization/39824
3631 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
3632 make sure the types are compatible.
3634 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3637 * c-common.c (c_parse_error): Take a token_flags parameter.
3638 Use token_type for the token type instead.
3639 Pass token_flags to cpp_type2name.
3640 * c-common.h (c_parse_error): Update declaration.
3641 * c-parser.c (c_parser_error): Pass 0 as token flags.
3643 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
3645 PR rtl-optimization/39580
3646 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
3648 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3650 * function.c (expand_function_end): Do not emit a jump to the "naked"
3651 return label for fall-through returns.
3652 * except.c (sjlj_emit_function_exit): Always place the call to the
3653 unregister function at the location installed by expand_function_end.
3655 2009-04-22 Richard Guenther <rguenther@suse.de>
3657 PR tree-optimization/39845
3658 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
3659 (gen_inbound_check): Likewise.
3661 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
3663 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
3665 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
3666 * config/vxlib.c (__gthread_once): Add race guard for PPC.
3668 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3670 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
3671 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
3672 shift counts to avoid out-of-bounds array accesses.
3674 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3676 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
3677 (Pmode): Move above.
3679 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
3681 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
3682 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
3683 GET_CODE macro. Use IN_RANGE macro where appropriate.
3684 * config/alpha/alpha.h: Ditto.
3685 * config/alpha/alpha.md: Ditto.
3686 * config/alpha/constraints.md: Ditto.
3687 * config/alpha/predicates.md: Ditto.
3689 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3691 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
3692 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3693 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3694 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3695 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3696 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3697 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3698 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3699 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3700 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3701 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3702 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3703 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3704 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3705 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3706 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3707 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3708 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3709 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3710 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3711 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3712 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3713 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3714 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3715 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3716 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3717 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3719 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3721 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
3722 references from comments.
3723 * cfgbuild.c: (count_basic_blocks): Delete.
3724 (find_basic_blocks_1): Delete.
3725 (find_basic_blocks): Delete.
3726 * except.c (finish_eh_generation): Make static. Move comment from
3727 except.h here. Remove find_basic_blocks references from comments.
3728 * except.h (finish_eh_generation): Delete.
3729 * basic-block.h (find_basic_blocks): Delete.
3730 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
3732 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
3734 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
3735 (sdbout_parms): Likewise.
3737 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3739 * config/sh/sh.c (prepare_cbranch_operands): Use
3740 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
3741 (expand_cbranchdi4): Likewise.
3742 (from_compare): Add cast to enum type.
3743 (expand_cbranchsi4): Use add_reg_note.
3744 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
3745 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
3746 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
3747 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3748 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
3749 instead of CODE_FOR_nothing.
3750 (cbranchdi4): Likewise. Fix the order of arguments for
3752 (push_fpscr): Use add_reg_note.
3753 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
3754 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
3756 2009-04-21 Joseph Myers <joseph@codesourcery.com>
3758 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
3759 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3760 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3761 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
3762 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
3763 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
3764 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
3765 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
3766 config/alpha/x-vms, config/arc/t-arc,
3767 config/arm/README-interworking, config/arm/arm-c.c,
3768 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
3769 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
3770 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
3771 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
3772 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
3773 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
3774 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
3775 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
3776 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
3777 config/cris/t-elfmulti, config/crx/t-crx,
3778 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
3779 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
3780 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
3781 config/h8300/t-h8300, config/i386/athlon.md,
3782 config/i386/darwin-libgcc.10.4.ver,
3783 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
3784 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
3785 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
3786 config/i386/t-linux64, config/i386/t-nwld,
3787 config/i386/t-rtems-i386, config/i386/t-sol2-10,
3788 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
3789 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
3790 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
3791 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
3792 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
3793 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
3794 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
3795 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
3796 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
3797 config/m68k/t-uclinux, config/mcore/t-mcore,
3798 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
3799 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
3800 config/mips/crtn.asm, config/mips/irix-crti.asm,
3801 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
3802 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
3803 config/mips/mips-fixed.md, config/mips/sb1.md,
3804 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
3805 config/mips/t-iris6, config/mips/t-isa3264,
3806 config/mips/t-libgcc-mips16, config/mips/t-linux64,
3807 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
3808 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
3809 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
3810 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
3811 config/mn10300/t-linux, config/mn10300/t-mn10300,
3812 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
3813 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
3814 config/picochip/libgccExtras/clzsi2.asm,
3815 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
3816 config/rs6000/darwin-libgcc.10.4.ver,
3817 config/rs6000/darwin-libgcc.10.5.ver,
3818 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
3819 config/rs6000/t-aix43, config/rs6000/t-aix52,
3820 config/rs6000/t-darwin, config/rs6000/t-fprules,
3821 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
3822 config/rs6000/t-lynx, config/rs6000/t-netbsd,
3823 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
3824 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
3825 config/rs6000/t-rtems, config/rs6000/t-spe,
3826 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
3827 config/score/t-score-elf, config/sh/divcost-analysis,
3828 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
3829 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
3830 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
3831 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
3832 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
3833 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
3834 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
3835 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
3836 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
3837 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
3838 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
3839 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
3840 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
3841 limitx.h, version.c, xcoff.h: Add copyright and license notices.
3842 * config/h8300/genmova.sh: Include copyright and license notices
3843 in generated output.
3844 * config/h8300/mova.md: Regenerate.
3845 * doc/install.texi2html: Include word "Copyright" in copyright
3846 notice and use name "Free Software Foundation, Inc.".
3847 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3848 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3849 ChangeLog-2007, ChangeLog-2008: Correct dates.
3851 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
3853 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
3854 NE_EXPR operations as well.
3855 * c-parser.c (c_parser_condition): Do not set location information on
3857 (c_parser_conditional_expression): Likewise.
3858 (c_parser_binary_expression): Set location information on operators.
3859 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
3860 TRUTH_NOT_EXPR has been folded.
3861 * fold-const.c (fold_truth_not_expr): Copy location information from
3862 the incoming expression to the outgoing one.
3863 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
3864 recursive calls on the LHS of the operator but pass that of the
3865 operator to recursive calls on the RHS of the operator. Set it
3867 (shortcut_cond_expr): Set the locus of the operator on the second
3868 COND_EXPR and that of the expression on the first in degenerate cases.
3869 Pass the locus of the expression to calls to shortcut_cond_r.
3870 Set the locus of the 'then' block on the associated jump, if any.
3871 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
3872 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
3873 expression to call to gimplify_boolean_expr.
3875 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
3877 * config.gcc: Add additional configuration for
3878 i686-w64-mingw* and x86_64-w64-mingw* triplet.
3879 * config/i386/mingw-w64.h: New mingw-w64 specific header.
3880 (CPP_SPEC): Redefine for allowing -municode option.
3881 (STARTFILE_SPEC): Likewise.
3882 * config/i386/t-mingw-w64: New.
3883 * config/i386/mingw-w64.opt: New.
3884 (municode): Add new target option.
3885 * doc/invoke.texi (municode): Add documentation for new option.
3887 2009-04-21 Ian Lance Taylor <iant@google.com>
3889 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3890 Correct test for number of arguments.
3891 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
3893 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
3895 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
3896 argument of emit_library_call.
3898 2009-04-21 Richard Guenther <rguenther@suse.de>
3901 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
3902 inside VIEW_CONVERT_EXPRs.
3904 2009-04-21 Martin Jambor <mjambor@suse.cz>
3906 * tree-switch-conversion.c (build_constructors): Split a long line.
3907 (constructor_contains_same_values_p): New function.
3908 (build_one_array): Create assigns of constants if possible, do not
3909 call mark_sym_for_renaming, call update_stmt.
3910 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
3911 make_rename_temp. Do not call mark_symbols_for_renaming, call
3913 (gen_def_assigns): Do not call mark_symbols_for_renaming or
3914 find_new_referenced_vars, call update_stmt.
3915 (gen_inbound_check): Use create_tmp_var and create ssa names manually
3916 instead of calling make_rename_temp. Do not call
3917 find_new_referenced_vars or mark_symbols_for_renaming, call
3920 2009-04-21 Richard Guenther <rguenther@suse.de>
3922 PR tree-optimization/39827
3923 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
3924 (tree_ssa_phiprop): Pass the correct array size.
3926 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
3928 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
3930 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
3933 * c-typeck.c (lvalue_p): Move declaration ...
3934 * c-common.h (lvalue_p): ... to here.
3935 * c-common.c (candidate_equal_p): New.
3936 (add_tlist): Use it.
3937 (merge_tlist): Use it.
3938 (warn_for_collisions_1): Likewise.
3939 (warning_candidate_p): Accept more candidates.
3940 (verify_tree): A warning candidate can be an expression. Use
3943 2009-04-21 Ben Elliston <bje@au.ibm.com>
3946 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3947 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
3948 options. Remove -mcall-solaris documentation.
3950 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3953 * doc/invoke.texi (-Wlong-long): Update description.
3954 * c-lex (interpret_integer): Only warn if there was no previous
3955 overflow and -Wlong-long is enabled.
3956 * c-decl.c (declspecs_add_type): Drop redundant flags.
3957 * c.opt (Wlong-long): Init to -1.
3958 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
3959 and front-end warn_long_long. Wlong-long only depends on other
3960 flags if it is uninitialized.
3961 * c-parser.c (disable_extension_diagnostics): warn_long_long is
3962 the same for CPP and FE.
3963 (restore_extension_diagnostics): Likewise.
3965 2009-04-20 Ian Lance Taylor <iant@google.com>
3967 Fix enum conversions which are invalid in C++:
3968 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
3969 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
3970 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
3971 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
3972 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
3973 (dbxout_parms): Likewise.
3974 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
3975 (df_clear_flags): Likewise.
3976 * df-problems.c (df_rd_bb_local_compute_process_def): Change
3977 top_flag parameter to int.
3978 (df_chain_create_bb_process_use): Likewise.
3979 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
3981 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
3982 (df_ref_create_structure, df_def_record_1): Likewise.
3983 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
3984 (df_notes_rescan): Change 0 to VOIDmode in function call.
3985 (df_get_call_refs, df_insn_refs_collect): Likewise.
3986 (df_bb_regs_collect): Likewise.
3987 (df_entry_block_defs_collect): Likewise.
3988 (df_exit_block_uses_collect): Likewise.
3989 * df.h: Update declarations.
3990 * double-int.c (double_int_divmod): Add cast to enum type.
3991 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
3992 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
3993 (based_loc_descr): Likewise.
3994 (loc_descriptor_from_tree_1): Change first_op and second_op to
3995 enum dwarf_location_atom. Add cast to enum type.
3996 * expmed.c (init_expmed): Change 0 to SET in function call.
3997 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
3998 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
3999 (do_store_flag): Likewise.
4000 * fixed-value.h (struct fixed_value): Change mode to enum
4002 * function.c (assign_parms): Change 0 to VOIDmode in function call.
4003 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
4005 (insert_insn_decl, insert_decl, insert_state): Likewise.
4006 (automata_list_finish): Likewise.
4007 * genrecog.c (process_define_predicate): Add cast to enum type.
4008 * gensupport.c (init_predicate_table): Add cast to enum type.
4009 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
4011 (gimple_build_call_1, gimple_build_label): Likewise.
4012 (gimple_build_goto, gimple_build_asm_1): Likewise.
4013 (gimple_build_switch_1, gimple_build_cdt): Likewise.
4014 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
4015 (enum fallback): Rename from enum fallback_t.
4016 (fallback_t): Typedef as int.
4017 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
4018 GSI_SAME_STMT in function call.
4019 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
4021 (setup_reg_class_relations): Likewise.
4022 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
4023 (setup_prohibited_class_mode_regs): Add cast to enum type.
4024 (setup_prohibited_mode_move_regs): Likewise.
4025 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
4026 (record_address_regs): Change i to enum reg_class.
4027 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
4028 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
4029 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
4030 (GET_MODE_2XWIDER_MODE): Likewise.
4031 (GET_CLASS_NARROWEST_MODE): Likewise.
4032 * omp-low.c (expand_omp_for): Add cast to enum type.
4033 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
4034 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
4035 * postreload.c (reload_cse_simplify_operands): Change rclass local
4037 * predict.c (combine_predictions_for_insn): Change best_predictor
4038 and predictor to enum br_predictor.
4039 (combine_predictions_for_bb): Likewise.
4040 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
4041 use SET_PREDICT_EXPR_OUTCOME.
4042 * real.c (real_arithmetic): Change icode to code in function call.
4043 * reginfo.c (init_move_cost): Add casts to enum type.
4044 (init_reg_sets_1, init_fake_stack_mems): Likewise.
4045 * regmove.c (regclass_compatible_p): Change class0 and class1 to
4047 * reload.c (find_valid_class): Add casts to enum type.
4048 (push_reload): Change 0 to NO_REGS in function call.
4049 (find_reloads): Change this_alternative to array of enum
4050 reg_class. Remove some now-unnecessary casts.
4051 (make_memloc): Change 0 to VOIDmode in function call.
4052 * reload1.c (reload): Change 0 to VOIDmode in function call.
4053 (eliminate_regs_1, elimination_effects): Likewise.
4054 (eliminate_regs_in_insn): Likewise.
4055 (emit_input_reload_insns): Add cast to enum type.
4056 (delete_output_reload): Change 0 to VOIDmode in function call.
4057 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
4058 to enum type in function call.
4059 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
4060 (SET_PREDICT_EXPR_OUTCOME): Define.
4061 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
4062 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
4063 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
4064 (dump_function): Likewise.
4065 * tree-dump.h: Update declarations.
4066 * tree-pass.h: Update declarations.
4067 * varasm.c (assemble_integer): Change mclass to enum mode_class.
4068 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
4070 (arm_rtx_costs_1): Correct parenthesization.
4071 (arm_rtx_costs): Add casts to enum type.
4072 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
4073 (vfp_emit_fstmd): Use add_rg_note.
4074 (emit_multi_reg_push, emit_sfm): Likewise.
4075 (thumb_set_frame_pointer): Likewise.
4076 (arm_expand_prologue): Likewise.
4077 (arm_regno_class): Change return type to enum reg_class.
4078 (thumb1_expand_prologue): Use add_reg_note.
4079 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
4080 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
4082 * config/arm/gentune.sh: Add cast to enum type.
4083 * config/arm/arm-tune.md: Rebuild.
4084 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
4085 (ix86_split_fp_branch, predict_jump): Likewise.
4086 (ix86_expand_multi_arg_builtin): Change sub_code from enum
4087 insn_code to enum rtx_code.
4088 (ix86_builtin_vectorized_function): Add cast to enum type.
4089 * config/i386/i386.md (truncdfsf2): Change slot to enum
4091 (truncxf<mode>2, isinf<mode>2): Likewise.
4092 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
4094 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
4095 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
4096 (insert_bundle_state): Change 1 to INSERT in function call.
4097 (ia64_add_bundle_selector_before): Likewise.
4098 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
4099 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
4100 (restore_stack_nonlocal): Likewise.
4101 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
4103 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
4105 (mips_rtx_costs): Likewise.
4106 (mips_override_options): Add casts to enum type.
4107 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
4109 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
4110 (store_reg, set_reg_plus_d): Likewise.
4111 (hppa_expand_prologue, hppa_profile_hook): Likewise.
4112 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4114 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
4116 (emit_unlikely_jump): Use add_reg_note.
4117 (rs6000_emit_allocate_stack): Likewise.
4118 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
4119 (output_toc): Change 1 to INSERT in function call.
4120 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
4121 (rs6000_initialize_trampoline): Likewise.
4122 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
4124 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
4125 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
4126 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
4127 (save_gprs): Use add_reg_note.
4128 (s390_emit_prologue): Likewise.
4129 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
4130 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
4131 (sparc_fold_builtin): Add cast to enum type.
4132 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
4134 (spu_expand_prologue): Use add_reg_note.
4135 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
4137 2009-04-20 Ian Lance Taylor <iant@google.com>
4139 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
4140 (c_parser_postfix_expression_after_primary): Get VEC for list of
4141 arguments. Get original types of arguments. Call
4142 build_function_call_vec.
4143 (cached_expr_list_1, cached_expr_list_2): New static variables.
4144 (c_parser_expr_list): Change return type to VEC *. Add
4145 p_orig_types parameter. Change all callers.
4146 (c_parser_release_expr): New static function.
4147 (c_parser_vec_to_tree_list): New static function.
4148 * c-typeck.c (build_function_call): Rewrite to build a VEC and
4149 call build_function_call_vec.
4150 (build_function_call_vec): New function, based on old
4151 build_function_call.
4152 (convert_arguments): Remove nargs and argarray parameters. Change
4153 values to a VEC. Add origtypes parameter.
4154 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
4155 (convert_for_assignment): Add origtype parameter. Change all
4156 callers. If warn_cxx_compat, check for conversion to an enum
4157 type when calling a function.
4158 (store_init_value): Add origtype parameter. Change all callers.
4159 (digest_init): Likewise.
4160 (struct init_node): Add origtype field.
4161 (add_pending_init): Add origtype parameter. Change all callers.
4162 (output_init_element): Likewise.
4163 (output_pending_init_elements): Pass origtype from init_node to
4164 output_init_element.
4165 (process_init_element): Pass origtype from c_expr to
4166 output_init_element.
4167 (c_finish_return): Add origtype parameter. Change all callers.
4168 * c-common.c (sync_resolve_size): Change params to VEC *. Change
4170 (sync_resolve_params): Likewise.
4171 (sync_resolve_return): Change params to first_param. Change caller.
4172 (resolve_overloaded_builtins): Change params to VEC *. Change
4173 callers. Save first parameter around call to build_function_call_vec.
4174 * c-decl.c (finish_decl): Add origtype parameter. Change all
4175 callers. Call build_function_call_vec rather than
4176 build_function_call for cleanup.
4177 * c-tree.h: Update declarations.
4178 * c-common.h: Update declarations.
4179 * stub-objc.c (objc_rewrite_function_call): Change parameter from
4180 params to first_param.
4181 * target.h (struct gcc_target): Change resolve_overloaded_builtin
4182 params parameter from tree to void *.
4183 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4184 Change arglist parameter to have type void *, and to be a pointer
4186 * config/rs6000/rs6000-protos.h
4187 (altivec_resolve_overloaded_builtin): Update declaration.
4188 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
4189 fnargs parameter to have type void *, and to be a pointer to a
4190 VEC. Call build_function_call_vec instead of
4191 build_function_call.
4192 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
4194 2009-04-20 Joey Ye <joey.ye@intel.com>
4195 Xuepeng Guo <xuepeng.guo@intel.com>
4196 H.J. Lu <hongjiu.lu@intel.com>
4198 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
4200 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
4201 (IX86_LEA_PRIORITY): Likewise.
4202 (distance_non_agu_define): New function.
4203 (distance_agu_use): Likewise.
4204 (ix86_lea_for_add_ok): Likewise.
4205 (ix86_dep_by_shift_count): Likewise.
4207 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
4208 should split for LEA.
4210 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
4212 (ix86_dep_by_shift_count): Likewise.
4214 2009-04-20 Richard Guenther <rguenther@suse.de>
4216 * expr.c (handled_component_p): Move ...
4217 * tree.h (handled_component_p): ... here.
4218 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
4219 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
4220 and REALPART_EXPR to be in one group.
4222 2009-04-20 Richard Guenther <rguenther@suse.de>
4224 * basic-block.h (get_all_dominated_blocks): Declare.
4225 * dominance.c (get_all_dominated_blocks): New function.
4226 * tree-cfg.c (get_all_dominated_blocks): Remove.
4227 (remove_edge_and_dominated_blocks): Adjust.
4228 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
4229 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
4230 instead of recursing.
4232 2009-04-20 Doug Kwan <dougkwan@google.com>
4234 * cgraph.h (cgraph_node_ptr): New type for vector functions.
4235 (struct cgraph_node_set_def): New type.
4236 (cgraph_node_set) New type. Also declare vector functions.
4237 (struct cgraph_node_set_element_def): New type.
4238 (cgraph_node_set_element): Ditto.
4239 (cgraph_node_set_iterator): New iterator type.
4240 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
4241 cgraph_node_set_remove, dump_cgraph_node_set,
4242 debug_cgraph_node_set): New prototypes.
4243 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
4244 cgraph_node_set_size): New inlines.
4245 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
4247 (struct ipa_opt_pass): Add struct cgraph_node_set_def
4248 argument to function 'write_summary'.
4249 * ipa.c: Include ggc.h.
4250 (hash_cgraph_node_set_element,
4251 eq_cgraph_node_set_element, cgraph_node_set_new,
4252 cgraph_node_set_add, cgraph_node_set_remove,
4253 cgraph_node_set_find, dump_cgraph_node_set,
4254 debug_cgraph_node_set): New functions.
4255 * Makefile.in (ipa.o): Add dependency on GGC_H.
4257 2009-04-20 Ira Rosen <irar@il.ibm.com>
4259 PR tree-optimization/39675
4260 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
4261 check of the return code of vect_schedule_slp. Check that
4262 stmt_vec_info still exists for the statement, before checking its
4265 2009-04-20 Michael Matz <matz@suse.de>
4267 * Makefile.in (generated_files): Take out $(simple_generated_c).
4269 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
4271 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
4272 (UINTPTR_TYPE): Likewise.
4274 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4277 * c-typeck.c (digest_init): Check for initializing an array with a
4280 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4283 * c-semantics.c (pop_stmt_list): Propagate
4284 STATEMENT_LIST_HAS_LABEL to parent statement list.
4286 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
4288 * config/mips/mips.h (mips_tune_attr): New macro.
4289 * config/mips/mips.md (cpu): Use it.
4291 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4294 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
4297 2009-04-19 Diego Novillo <dnovillo@google.com>
4299 * toplev.c (compile_file): Move call to coverage_finish ...
4300 * cgraphunit.c (ipa_passes): ... here.
4301 Call cgraph_process_new_functions.
4302 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
4303 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
4305 2009-04-19 Jan Hubicka <jh@suse.cz>
4307 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
4309 (dump_cgraph_node): Dump can throw external flag.
4310 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
4312 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4316 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
4317 * common.opt (Wlogical-op): Move from here...
4318 * c.opt (Wlogical-op): ... to here.
4319 * c-typeck.c (parser_build_binary_op): Update call to
4320 warn_logical_operator.
4321 * c-opts.c (c_common_post_options): Enable warn_logical_op with
4323 * c-common.c (warn_logical_op): Update.
4324 * c-common.h (warn_logical_op): Update declaration.
4326 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
4328 * tree.c (protected_set_expr_location): Fix formatting.
4330 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4333 * c-typeck.c (readonly_warning): new.
4334 (build_unary_op, build_modify_expr): Use readonly_warning for
4335 storing into something readonly but not const-qualified.
4337 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4340 * c-typeck.c (build_unary_op): Check for taking address of
4341 expression of type void.
4343 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4346 * c-typeck.c (build_function_call): Check for calling a function
4347 with qualified void return types. Call require_complete_type when
4350 2009-04-18 Jan Hubicka <jh@suse.cz>
4352 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
4354 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
4355 can_throw_external flag.
4356 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
4357 * ipa-pure-const.c (ignore_edge): New function.
4358 (propagate): Compute order for NOTHROW computation; set NOTHROWs
4359 only over can_throw_external edges.
4360 (local_pure_const): Add nothrow flag.
4361 * ipa-utils.c (searchc): Add ignore_edge callback.
4362 (ipa_utils_reduced_inorder): Add ignore_edge callback.
4363 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
4364 (set_nothrow_function_flags): Update cgraph.
4365 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
4367 2009-04-18 Richard Guenther <rguenther@suse.de>
4370 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
4371 (fold_stmt): ... this and ...
4372 (fold_stmt_inplace): ... this.
4373 (fold_stmt_1): Fold references in calls and asms.
4374 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
4376 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4378 * tree-vrp.c (ssa_name_nonzero_p): Remove.
4379 * tree.h: Remove the prototype for ssa_name_nonzero_p.
4381 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4383 * tree.c (function_args_count): Remove.
4384 * tree.h: Remove the prototype for function_args_count.
4386 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4388 * tree-iterator.c (expr_only): Remove.
4389 * tree.h: Remove the prototype for expr_only.
4391 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4393 * reginfo.c (cannot_change_mode_set_regs): Remove.
4394 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
4396 2009-04-08 Anatoly Sokolov <aesok@post.ru>
4398 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
4399 whether operands 0 and 1 overlaps.
4401 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
4404 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
4405 pointer. Use warning_at instead of warning.
4406 (search_for_addr_array): Likewise.
4407 (check_array_bounds): Likewise.
4408 (check_all_array_refs): Check that the incoming edge is not in the
4409 list of edges to be removed.
4410 (check_all_array_refs): Avoid the temporal pointer.
4411 (vrp_visit_cond_stmt): Fix typo.
4412 (simplify_switch_using_ranges): Handle the case where the switch
4413 index is an integer constant.
4415 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
4417 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
4419 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4421 * doc/extend.texi, doc/invoke.texi: Fix typos.
4423 2009-04-17 Cary Coutant <ccoutant@google.com>
4425 * tree-flow-inline.h (get_lineno): Fix inverted test.
4427 2009-04-17 Diego Novillo <dnovillo@google.com>
4429 * tree-ssa-pre.c (create_expression_by_pieces): Remove
4430 assertion for AVAIL_OUT.
4432 2009-04-17 Mike Frysinger <vapier@gentoo.org>
4435 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
4436 * config/sh/linux-atomic.asm: Likewise.
4438 2009-04-17 Diego Novillo <dnovillo@google.com>
4440 * except.c (debug_eh_tree): New.
4441 (struct eh_region, struct eh_status): Move ...
4442 * except.h: ... here.
4443 (add_type_for_runtime): Declare extern.
4444 (lookup_type_for_runtime): Likewise.
4445 (debug_eh_tree): Declare.
4446 * Makefile.in (GTFILES): List except.h before except.c
4448 2009-04-17 Diego Novillo <dnovillo@google.com>
4450 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
4451 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
4452 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
4453 (find_vars_r): ... here.
4454 * tree-flow.h (find_referenced_vars_in): Declare.
4455 * tree-ssa-pre.c (create_expression_by_pieces): Assert
4456 that AVAIL_OUT exists for BLOCK.
4457 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
4458 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
4459 (tree-parloops.o): Likewise.
4461 2009-04-17 Simon Baldwin <simonb@google.com>
4463 * toplev.c (default_tree_printer): Add handling for %E format.
4465 2009-04-17 Diego Novillo <dnovillo@google.com>
4467 * tree-pretty-print.c (dump_generic_node): Add break after
4468 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
4469 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
4470 FUNCTION_TYPE together. Call print_struct_decl when printing
4471 structures and TDF_SLIM is not given.
4472 (print_struct_decl): Fix logic for detecting recursion.
4474 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4477 * gcc.c (create_at_file): New.
4478 (compile_input_file_p): New.
4479 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
4480 * main.c (main): Update call to toplev_main.
4481 * toplev.c (toplev_main): Change signature. Call expandargv.
4482 * toplev.h (toplev_main): Change signature.
4484 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4486 * dwarf2out.c (field_byte_offset): Use the type size as the field size
4487 if the latter is not constant.
4489 2009-04-17 David Edelsohn <edelsohn@gnu.org>
4491 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
4493 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4495 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
4496 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
4498 2009-04-17 Richard Guenther <rguenther@suse.de>
4500 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4501 Handle component references view-converting an invariant address.
4503 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
4505 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
4506 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
4507 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
4508 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
4509 Use @deftypevr rather than @deftypevar.
4511 2009-04-17 Richard Guenther <rguenther@suse.de>
4513 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
4514 (get_prop_source_stmt): Likewise.
4515 (can_propagate_from): Likewise.
4517 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
4519 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
4520 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
4521 (--with-multilib-list): Add default value.
4522 * configure: Regenerate.
4523 * Makefile.in (TM_ENDIAN_CONFIG): Define.
4524 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
4525 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
4526 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
4527 Don't add default cpu to multilib list unnecessarily, but do enable
4528 the relevant compiler option..
4529 Add support for --with-multilib-list=<blank> and
4530 --with-multilib-list=!<somelib> to supress unwanted multilibs.
4531 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
4532 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
4533 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
4535 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
4536 (MULTILIB_OSDIRNAMES): New variable.
4537 * config/sh/t-1e: Delete file.
4538 * config/sh/t-mlib-sh1: Delete file.
4539 * config/sh/t-mlib-sh2: Delete file.
4540 * config/sh/t-mlib-sh2a: Delete file.
4541 * config/sh/t-mlib-sh2a-nofpu: Delete file.
4542 * config/sh/t-mlib-sh2a-single: Delete file.
4543 * config/sh/t-mlib-sh2a-single-only: Delete file.
4544 * config/sh/t-mlib-sh2e: Delete file.
4545 * config/sh/t-mlib-sh3e: Delete file.
4546 * config/sh/t-mlib-sh4: Delete file.
4547 * config/sh/t-mlib-sh4-nofpu: Delete file.
4548 * config/sh/t-mlib-sh4-single: Delete file.
4549 * config/sh/t-mlib-sh4-single-only: Delete file.
4550 * config/sh/t-mlib-sh4a: Delete file.
4551 * config/sh/t-mlib-sh4a-nofpu: Delete file.
4552 * config/sh/t-mlib-sh4a-single: Delete file.
4553 * config/sh/t-mlib-sh4a-single-only: Delete file.
4554 * config/sh/t-mlib-sh4al: Delete file.
4555 * config/sh/t-mlib-sh5-32media: Delete file.
4556 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
4557 * config/sh/t-mlib-sh5-64media: Delete file.
4558 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
4559 * config/sh/t-mlib-sh5-compact: Delete file.
4560 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
4561 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
4562 * doc/install.texi (Options specification): Add
4563 --with-multilib-list and --with-endian.
4565 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4567 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
4569 (OBJS-common): Add plugin-version.o.
4570 (plugin-version.o): New.
4571 * gcc-plugin.h (plugin_gcc_version): New.
4572 (plugin_default_version_check): New.
4573 (plugin_init_func, plugin_init): Add version argument.
4574 * plugin-version.c: New.
4575 * plugin.c (str_plugin_gcc_version_name): New.
4576 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
4577 pass it to the init function.
4578 (plugin_default_version_check): New.
4580 2009-04-17 Richard Guenther <rguenther@suse.de>
4582 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
4583 for decl-vs-decl disambiguation.
4585 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
4587 * config/s390/s390.h (s390_tune_attr): New macro definition.
4588 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
4590 2009-04-17 Richard Guenther <rguenther@suse.de>
4592 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
4593 (fold_stmt_r): Likewise.
4594 (maybe_fold_reference): New function.
4595 (fold_gimple_assign): Handle cases fold_stmt_r did.
4596 (fold_stmt): Do not use fold_stmt_r.
4597 (fold_stmt_inplace): Likewise.
4599 2009-04-17 Richard Guenther <rguenther@suse.de>
4601 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
4602 (record_equivalences_from_stmt): Remove useless checks and
4604 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
4605 the type is already suitable.
4607 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
4609 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
4611 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
4613 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
4614 (CMPtype): Define as __gcc_CMPtype.
4616 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
4618 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
4619 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
4621 2009-04-17 Richard Guenther <rguenther@suse.de>
4623 PR tree-optimization/39746
4624 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
4625 special-casing for builtins and static variable use/def.
4626 (call_may_clobber_ref_p_1): Likewise.
4628 2009-04-16 Ian Lance Taylor <iant@google.com>
4630 * df.h: Include "timevar.h".
4631 (struct df_problem): Change tv_id field to timevar_id_t.
4632 * tree-pass.h: Include "timevar.h".
4633 (struct opt_pass): Change tv_id field to timevar_id_t.
4634 * timevar.h (timevar_id_t): Define TV_NONE.
4635 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
4636 TV_NONE rather than tv_id != 0.
4637 (execute_one_pass): Likewise.
4638 * Makefile.in (DF_H): Add $(TIMEVAR_H).
4639 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
4640 dependencies to $(TREE_PASS_H).
4641 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
4643 (pass_branch_target_load_optimize2): Likewise.
4644 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
4645 (pass_outof_cfg_layout_mode): Likewise.
4646 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
4647 (pass_rebuild_cgraph_edges): Likewise.
4648 (pass_remove_cgraph_callee_edges): Likewise.
4649 * df-core.c (pass_df_initialize_opt): Likewise.
4650 (pass_df_initialize_no_opt): Likewise.
4651 (pass_df_finish): Likewise.
4652 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
4653 * except.c (pass_set_nothrow_function_flags): Likewise.
4654 (pass_convert_to_eh_region_ranges): Likewise.
4655 * final.c (pass_compute_alignments): Likewise.
4656 * function.c (pass_instantiate_virtual_regs): Likewise.
4657 (pass_init_function): Likewise.
4658 (pass_leaf_regs): Likewise.
4659 (pass_match_asm_constraints): Likewise.
4660 * gimple-low.c (pass_lower_cf): Likewise.
4661 (pass_mark_used_blocks): Likewise.
4662 * init-regs.c (pass_initialize_regs): Likewise.
4663 * integrate.c (pass_initial_value_sets): Likewise.
4664 * ira.c (pass_ira): Likewise.
4665 * jump.c (pass_cleanup_barriers): Likewise.
4666 * omp-low.c (pass_expand_omp): Likewise.
4667 (pass_lower_omp): Likewise.
4668 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
4669 * recog.c (pass_split_all_insns): Likewise.
4670 (pass_split_after_reload): Likewise.
4671 (pass_split_before_regstack): Likewise.
4672 (pass_split_before_sched2): Likewise.
4673 (pass_split_for_shorten_branches): Likewise.
4674 * reginfo.c (pass_reginfo_init): Likewise.
4675 (pass_subregs_of_mode_init): Likewise.
4676 (pass_subregs_of_mode_finish): Likewise.
4677 * passes.c (pass_postreload): Likewise.
4678 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
4679 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
4680 (pass_warn_function_return): Likewise.
4681 (pass_warn_function_noreturn): Likewise.
4682 * tree-complex.c (pass_lower_complex): Likewise.
4683 (pass_lower_complex_O0): Likewise.
4684 * tree-if-conv.c (pass_if_conversion): Likewise.
4685 * tree-into-ssa.c (pass_build_ssa): Likewise.
4686 * tree-mudflap.c (pass_mudflap_1): Likewise.
4687 (pass_mudflap_2): Likewise.
4688 * tree-nomudflap.c (pass_mudflap_1): Likewise.
4689 (pass_mudflap_2): Likewise.
4690 * tree-nrv.c (pass_return_slot): Likewise.
4691 * tree-object-size.c (pass_object_sizes): Likewise.
4692 * tree-optimize.c (pass_all_optimizations): Likewise.
4693 (pass_early_local_passes): Likewise.
4694 (pass_all_early_optimizations): Likewise.
4695 (pass_cleanup_cfg): Likewise.
4696 (pass_cleanup_cfg_post_optimizing): Likewise.
4697 (pass_free_datastructures): Likewise.
4698 (pass_free_cfg_annotations): Likewise.
4699 (pass_fixup_cfg): Likewise.
4700 (pass_init_datastructures): Likewise.
4701 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
4702 (pass_late_warn_uninitialized): Likewise.
4703 (pass_update_address_taken): Likewise.
4704 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
4705 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
4706 (pass_cse_sincos): Likewise.
4707 (pass_convert_to_rsqrt): Likewise.
4708 * tree-ssa-structalias.c (pass_build_alias): Likewise.
4709 * tree-stdarg.c (pass_stdarg): Likewise.
4710 * tree-tailcall.c (pass_tail_recursion): Likewise.
4711 (pass_tail_calls): Likewise.
4712 * tree-vect-generic.c (pass_lower_vector): Likewise.
4713 (pass_lower_vector_ssa): Likewise.
4714 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
4716 2009-04-16 Joseph Myers <joseph@codesourcery.com>
4718 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
4720 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
4722 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
4723 logical and signext.
4725 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
4728 * config/sh/predicates.md (arith_operand): Check if the operand
4729 of TRUNCATE is a REG.
4731 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4733 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4734 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4736 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4738 * tree-iterator.c (tsi_split_statement_list_after,
4739 tsi_split_statement_list_before): Remove.
4740 * tree-iterator.h: Remove the prototypes for
4741 tsi_split_statement_list_after and tsi_split_statement_list_before.
4743 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4745 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
4746 * tree-ssa-propagate.h: Remove the prototype for
4747 stmt_makes_single_load.
4749 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4751 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
4752 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
4754 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4756 * tree-iterator.c (EXPR_LAST_BODY): Remove.
4758 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4760 * except.c (eh_region_outer_p): Remove.
4761 * except.h: Remove the prototype for eh_region_outer_p.
4763 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4765 * function.c (current_function_assembler_name): Remove.
4766 * function.h: Remove the prototype for
4767 current_function_assembler_name.
4769 2009-04-16 Ian Lance Taylor <iant@google.com>
4771 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
4772 (add_reg_note): Call alloc_reg_note.
4773 * rtl.h (alloc_reg_note): Declare.
4774 * combine.c (try_combine): Use alloc_reg_note.
4775 (recog_for_combine, move_deaths): Likewise.
4776 (distribute_notes): Use alloc_reg_note and add_reg_note.
4777 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
4778 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
4779 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
4781 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
4783 PR rtl-optimization/39762
4784 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
4785 ira_may_move_out_cost): Add comments about way of their usage.
4786 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
4788 * ira-conflicts.c (process_regs_for_copy): Use function
4789 ira_get_register_move_cost instead of global
4790 ira_register_move_cost.
4792 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
4793 color_pass, move_spill_restore, update_curr_costs): Ditto.
4795 * ira-lives.c (process_single_reg_class_operands): Ditto.
4797 * ira-emit.c (emit_move_list): Ditto.
4799 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
4800 (record_reg_classes): Ditto. Use functions
4801 ira_get_register_move_cost and ira_get_may_move_cost instead of
4802 global vars ira_register_move_cost, ira_may_move_out_cost and
4803 ira_may_move_in_cost.
4804 (record_address_regs): Don't call ira_init_register_move_cost.
4805 Use function ira_get_may_move_cost instead of global
4806 ira_may_move_in_cost.
4807 (process_bb_node_for_hard_reg_moves): Use function
4808 ira_get_register_move_cost instead of global ira_register_move_cost.
4809 (ira_costs): Don't call ira_init_register_move_cost.
4811 2009-04-16 Richard Guenther <rguenther@suse.de>
4813 * tree-cfg.c (verify_gimple_assign_binary):
4814 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
4815 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
4816 (create_general_new_stmt): Note that this function is broken.
4818 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4820 * common.opt (fhelp): Add Var(help_flag).
4821 * gcc-plugin.h (plugin_info): Add help.
4822 * plugin.c (plugin_name_args): Add help.
4823 (register_plugin_info): Set plugin->help.
4824 (print_help_one_plugin): New.
4825 (print_plugins_help): New.
4826 * plugin.h (print_plugins_help): New.
4827 * toplev.c (toplev_main): Call print_plugins_help if needed.
4829 2009-04-16 Richard Guenther <rguenther@suse.de>
4831 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
4832 (gimple_ior_addresses_taken_1): New function.
4833 (gimple_ior_addresses_taken): Likewise.
4834 * gimple.h (struct gimple_statement_with_ops_base): Remove
4835 addresses_taken member.
4836 (gimple_ior_addresses_taken): Declare.
4837 (gimple_addresses_taken, gimple_addresses_taken_ptr,
4838 gimple_set_addresses_taken): Remove.
4839 * ipa-reference.c (mark_address): New function.
4840 (scan_stmt_for_static_refs): Use it for marking addresses taken.
4841 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
4842 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
4843 (gimple_add_to_addresses_taken): Remove.
4844 (get_tmr_operands): Call mark_address_taken.
4845 (get_asm_expr_operands): Likewise.
4846 (get_expr_operands): Likewise.
4847 (build_ssa_operands): Do not clear the addresses_taken bitmap.
4848 (free_stmt_operands): Do not free it.
4849 * tree-ssa.c (delete_tree_ssa): Likewise.
4850 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
4852 2009-04-16 Richard Guenther <rguenther@suse.de>
4854 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
4855 (walk_stmt_load_store_ops): Likewise.
4856 * gimple.c (get_base_loadstore): New function.
4857 (walk_stmt_load_store_addr_ops): Likewise.
4858 (walk_stmt_load_store_ops): Likewise.
4859 * ipa-pure-const.c (check_op): Simplify.
4860 (check_load, check_store): New functions.
4861 (check_stmt): Use walk_stmt_load_store_ops.
4862 * ipa-reference.c (mark_load): Adjust signature.
4863 (mark_store): Likewise.
4864 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
4866 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4868 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
4870 * opts.c (common_handle_option): Don't call print_version.
4871 * plugin.c (plugin_name_args): Add version.
4872 (register_plugin_info): New.
4873 (register_callback): Handle PLUGIN_INFO.
4874 (try_init_one_plugin): New.
4875 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
4877 (finalize_one_plugin): New.
4878 (finalize_plugins): New.
4879 (print_one_plugin): New.
4880 (print_plugins_versions): New.
4881 * plugin.h (print_plugins_versions): New.
4882 (finalize_plugins): New.
4883 * toplev.c (compile_file): Don't call initialize_plugins.
4884 (print_version): Call print_plugins_versions.
4885 (toplev_main): Call initialize_plugins. Print version if needed.
4886 Call finalize_plugins.
4888 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4890 * common.opt (fversion): New.
4891 * gcc.c (print_version): New.
4892 (process_command): Don't print the version. Just set print_version.
4893 (main): Print version. Call subprocesses if print_version and
4894 verbose_flag are set.
4895 * opts.c (common_handle_option): Handle OPT_fversion.
4897 2009-04-16 Richard Guenther <rguenther@suse.de>
4898 Ira Rosen <irar@il.ibm.com>
4900 PR tree-optimization/39698
4901 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
4902 type of the reduction variable. Only generate the def if
4905 * omp-low.c (expand_omp_for_generic): When converting to a pointer
4906 make sure to first convert to an integer of the same precision.
4907 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
4908 the type of the evolution correctly in computing the new
4909 induction variable base.
4911 2009-04-16 Richard Guenther <rguenther@suse.de>
4914 * tree-cfg.c (make_blocks): Split statements with to-be
4915 abnormal SSA names on the lhs.
4917 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
4919 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
4920 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
4921 * c-typeck.c (really_start_incremental_init): Likewise.
4922 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
4923 (TARGET_INITIALIZER): Remove it.
4924 * target.h (struct target): Remove vector_opaque_p.
4925 * tree.c (build_opaque_vector_type): New.
4926 * tree.h (TYPE_VECTOR_OPAQUE): New.
4927 (build_opaque_vector_type): Declare.
4928 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
4929 * config/rs6000/rs6000.c (build_opaque_vector_type,
4930 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
4931 (rs6000_init_builtins): Use build_opaque_vector_type for
4932 opaque_V4SI_type_node.
4934 2009-04-15 Catherine Moore <clm@codesourcery.com>
4936 * debug.h (set_name): Declare.
4937 * dwarf2out.c (dwarf2out_set_name): Declare.
4938 (dwarf2_debug_hooks): Add set_name.
4939 (find_AT_string): New.
4940 (add_AT_string): Call find_AT_string.
4941 (dwarf2out_set_name): New.
4942 * cp/decl.c (grokdeclarator): Call set_name.
4943 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
4944 * debug.c (do_nothing_debug_hooks): Likewise.
4945 * dbxout.c (dbx_debug_hooks): Likewise.
4946 * sdbout.c (sdb_debug_hooks): Likewise.
4948 2009-04-15 Michael Eager <eager@eagercon.com>
4950 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
4951 reg for single-precision FPU.
4952 * config/rs6000/rs6000.md (movsi_internal1): Only for
4954 (movsi_internal1_single): New. Add pattern to move SI values to/from
4955 single-precision FP regs.
4957 2009-04-15 Richard Guenther <rguenther@suse.de>
4959 * omp-low.c (lower_rec_input_clauses): Build correct address
4961 (expand_omp_for_generic): Fix multiplication type.
4962 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
4963 (generate_memset_zero): Fix types.
4964 * tree-profile.c (prepare_instrumented_value): Correctly
4967 2009-04-15 Ian Lance Taylor <iant@google.com>
4969 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
4970 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
4971 for -Wall and for -Wc++-compat.
4972 (c_common_post_options): For C++, set warn_enum_compare if not
4974 * c-tree.h (struct c_expr): Add field original_type.
4975 (build_external_ref): Update declaration.
4976 * c-parser.c (c_parser_braced_init): Set original_type.
4977 (c_parser_initelt): Likewise.
4978 (c_parser_expr_no_commas): Likewise.
4979 (c_parser_conditional_expression): Likewise.
4980 (c_parser_cast_expression): Likewise.
4981 (c_parser_unary_expression): Likewise. Pull setting of
4982 original_code to top of function.
4983 (c_parser_sizeof_expression): Set original_type.
4984 (c_parser_alignof_expression): Likewise.
4985 (c_parser_postfix_expression): Likewise. Pull setting of
4986 original_code to top of function.
4987 (c_parser_postfix_expression_after_paren_type): Set original_type.
4988 (c_parser_postfix_expression_after_primary): Likewise.
4989 (c_parser_expression): Likewise.
4990 * c-typeck.c (build_external_ref): Add type parameter. Change all
4992 (c_expr_sizeof_expr): Set original_type field.
4993 (parser_build_unary_op): Likewise.
4994 (parser_build_binary_op): Likewise. Optionally warn about
4995 comparisons of enums of different types.
4996 (digest_init): Set original_type field.
4997 (really_start_incremental_init): Likewise.
4998 (push_init_level, pop_init_level): Likewise.
4999 * doc/invoke.texi (Warning Options): -Wenum-compare now
5002 2009-04-15 Richard Guenther <rguenther@suse.de>
5004 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
5005 out a necessary conversion.
5006 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
5007 names we didn't value number.
5008 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
5010 2009-04-15 Richard Guenther <rguenther@suse.de>
5012 PR tree-optimization/39764
5013 * tree-ssa-ccp.c (get_value): Canonicalize value with
5014 canonicalize_float_value.
5016 2009-04-15 Jan Hubicka <jh@suse.cz>
5018 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
5019 Wrong version of patch.
5021 2009-04-15 Jan Hubicka <jh@suse.cz>
5023 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
5025 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
5027 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
5028 our distinct integral and vector types.
5030 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
5032 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
5033 * init.c (build_vtbl_address): Remove call to assemble_external.
5035 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
5037 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
5038 output for other floating point modes.
5040 2009-04-14 Diego Novillo <dnovillo@google.com>
5042 * diagnostic.c (diagnostic_report_diagnostic): Do not
5043 warn about loaded plugins for DK_ERROR and DK_WARNING.
5044 * c-decl.c (declspecs_add_type): Move call to
5045 invoke_plugin_callbacks ...
5046 * c-parser.c (c_parser_declspecs): ... here.
5047 * plugin.c (dump_active_plugins): Tidy output.
5049 2009-04-14 Diego Novillo <dnovillo@google.com>
5050 Le-Chun Wu <lcwu@google.com>
5052 * configure.ac: Add --enable-plugin support.
5053 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
5054 * Makefile.in (PLUGIN_H): Define.
5055 Export ENABLE_PLUGIN and GMPINC to site.exp.
5056 Add PLUGINLIBS to link command.
5057 Add/modify dependencies for plugin.o and files including plugin.h.
5059 * config.in: Regenerate.
5061 * opts.c (common_handle_option): Handle OPT_fplugin_ and
5064 2009-04-14 Le-Chun Wu <lcwu@google.com>
5066 * tree-pass.h (register_one_dump_file): Add a prototype for
5067 register_one_dump_file.
5068 * toplev.c (compile_file): Call initialize_plugins.
5069 (do_compile): Call invoke_plugin_callbacks.
5070 (toplev_main): Call invoke_plugin_callbacks.
5071 * common.opt: Add -fplugin= and -fplugin-arg-.
5072 * gcc-plugin.h: New public header file for plugins to include.
5073 * plugin.c: New source file.
5074 * plugin.h: New internal header file.
5075 * passes.c (register_one_dump_file): Make it external.
5077 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
5079 2009-04-14 Diego Novillo <dnovillo@google.com>
5081 * doc/plugins.texi: New.
5082 * doc/gccint.texi: Add reference to Plugins chapter.
5083 * doc/invoke.texi: Document -fplugin and -fplugin-arg
5084 * diagnostic.c (diagnostic_report_diagnostic): Warn about
5085 loaded plugins, if any.
5086 * timevar.def (TV_PLUGIN_INIT): Define.
5087 (TV_PLUGIN_RUN): Define.
5088 * plugin.c: Include timevar.h
5089 (plugins_active_p): New.
5090 (dump_active_plugins): New.
5091 (debug_active_plugins): New.
5093 2009-04-14 Joseph Myers <joseph@codesourcery.com>
5095 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
5097 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
5099 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
5101 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
5102 the same as a minus without a shift.
5104 2009-04-14 Nick Clifton <nickc@redhat.com>
5106 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
5107 comparisons with small integers will always produce a short
5110 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
5113 2008-12-19 Diego Novillo <dnovillo@google.com>
5115 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
5117 2009-04-14 Richard Guenther <rguenther@suse.de>
5119 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
5121 (verify_gimple_assign_binary): Likewise. Handle shifts and
5123 (verify_gimple_phi): Print the mismatched argument position.
5124 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
5126 (vect_update_init_of_dr): Likewise.
5127 * matrix-reorg.c (transform_access_sites): Do what the
5129 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
5131 2009-04-13 Michael Eager <eager@eagercon.com>
5133 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
5134 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
5135 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
5136 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
5137 remove duplicate config
5139 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5141 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
5142 file_name:line_number type locator of the call site.
5144 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
5146 * genautomata.c: Put blank after comma.
5147 (automaton_decls): New.
5148 (struct unit_usage): Add comments to member next.
5149 (store_alt_unit_usage): Keep the list ordered.
5150 (unit_present_on_list_p, equal_alternatives_p): New.
5151 (check_regexp_units_distribution): Check units distribution
5152 correctness correctly.
5153 (main): Don't write automata if error is found. Return correct
5156 * config/m68k/cf.md (cfv4_ds): Remove.
5157 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
5158 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
5160 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
5161 power4-load-ext, power4-store, power4-store-update,
5162 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
5163 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
5164 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
5165 power4-sqrt, power4-isync): Modify reservation to make correct
5166 unit distribution to automata.
5168 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
5169 power5-store-update, power5-two, power5-three, power5-lmul,
5170 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
5172 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
5174 * except.c (pass_set_nothrow_function_flags): Set name and add
5176 (set_nothrow_function_flags): Mention in the dump file when
5177 changing a function to nothrow.
5179 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
5182 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
5183 instead of unsigned long.
5185 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5187 * config/arm/arm.c (return_used_this_function): Remove.
5188 (arm_output_function_prologue): Remove use of
5189 return_used_this_function.
5190 (output_return_instruction): Replace use of
5191 return_used_this_function
5192 by cfun->machine->return_used_this_function.
5193 (arm_output_epilogue): Likewise.
5194 (arm_output_function_epilogue): Likewise.
5195 (thumb_unexpanded_epilogue): Likewise.
5196 * config/arm/arm.h (struct machine_function):
5197 New member return_used_this_function.
5199 2009-04-12 Mark Mitchell <mark@codesourcery.com>
5201 * doc/install.texi: Correct description of default directory for
5202 --with-gxx-include-dir.
5204 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
5206 * fold-const.c (build_range_check): Properly deal with enumeral and
5209 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
5211 * doc/invoke.texi (max_gcse_passes): Remove documentation.
5212 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
5213 * params.h (MAX_GCSE_PASSES): Remove.
5214 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
5215 in sequence. Remove ability to run multiple passes.
5216 (bypass_jumps): Report run as third CPROP pass.
5218 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
5221 * except.c (can_throw_external): Look at each insn in a SEQUENCE
5222 when deciding whether the whole SEQUENCE can throw.
5224 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
5227 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
5228 offseted label references.
5230 2009-04-11 Jan Hubicka <jh@suse.cz>
5232 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
5234 2009-04-11 Richard Guenther <rguenther@suse.de>
5237 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
5238 return variables as TREE_ADDRESSABLE.
5240 2009-04-11 Richard Guenther <rguenther@suse.de>
5242 PR tree-optimization/39713
5243 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
5244 reference trees have SSA_NAME operands.
5246 2009-04-11 Richard Guenther <rguenther@suse.de>
5249 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
5250 address expressions.
5252 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
5254 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
5255 match changes in Cygwin 1.7
5256 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
5257 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
5259 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5261 PR tree-optimization/39701
5262 * doc/invoke.texi (Optimization Options): Document change in
5263 meaning and initialization of -fdelete-null-pointer-checks.
5265 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5268 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
5270 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
5273 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
5275 2009-04-10 Chao-ying Fu <fu@mips.com>
5277 * doc/tm.texi (Instruction Output): Document
5278 TARGET_ASM_FINAL_POSTSCAN_INSN.
5279 * target.h (final_postscan_insn): New field in asm_out.
5280 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5281 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
5282 * final.c (final_scan_insn): Call
5283 targetm.asm_out.final_postscan_insn after outputting
5284 an asm macro and a normal instruction.
5286 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
5287 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
5288 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
5289 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
5290 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5292 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5295 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
5296 variables as non-NULL even with -fdelete-null-pointer-checks.
5298 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5300 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
5302 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
5305 * config/i386/i386.c (classify_argument): Handle SCmode with
5306 (bit_offset % 64) != 0.
5308 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
5310 * doc/invoke.texi (Optimize Options): Add cross-reference to
5311 -Q --help=optimizers examples.
5313 2009-04-10 Ben Elliston <bje@au.ibm.com>
5316 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
5317 regalign for the reg == fpr and TDmode case.
5319 2009-04-09 David Ayers <ayers@fsfe.org>
5322 * objc/objc-act.c (warn_with_method): Remove helper function.
5323 (check_duplicates): Call warning and inform directly.
5324 (really_start_method): Likewise.
5326 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5328 * expmed.c (expand_divmod): Always use a comparison for a division
5329 by a large unsigned integer.
5331 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
5332 for things others than variables or functions as nonzero.
5334 2009-04-09 Nick Clifton <nickc@redhat.com>
5336 * unwind-compat.c: Change copyright header to refer to version
5337 3 of the GNU General Public License with version 3.1 of the
5338 GCC Runtime Library Exception and to point readers at the
5339 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
5340 * config/alpha/crtfastmath.c: Likewise.
5341 * config/alpha/linux-unwind.h: Likewise.
5342 * config/alpha/qrnnd.asm: Likewise.
5343 * config/alpha/vms-crt0-64.c: Likewise.
5344 * config/alpha/vms-crt0.c: Likewise.
5345 * config/alpha/vms-dwarf2.asm: Likewise.
5346 * config/alpha/vms-dwarf2eh.asm: Likewise.
5347 * config/alpha/vms-psxcrt0-64.c: Likewise.
5348 * config/alpha/vms-psxcrt0.c: Likewise.
5349 * config/alpha/vms_tramp.asm: Likewise.
5350 * config/arc/initfini.c: Likewise.
5351 * config/arc/lib1funcs.asm: Likewise.
5352 * config/arm/bpabi-v6m.S: Likewise.
5353 * config/arm/bpabi.S: Likewise.
5354 * config/arm/bpabi.c: Likewise.
5355 * config/arm/crti.asm: Likewise.
5356 * config/arm/crtn.asm: Likewise.
5357 * config/arm/ieee754-df.S: Likewise.
5358 * config/arm/ieee754-sf.S: Likewise.
5359 * config/arm/lib1funcs.asm: Likewise.
5360 * config/arm/libunwind.S: Likewise.
5361 * config/arm/linux-atomic.c: Likewise.
5362 * config/arm/mmintrin.h: Likewise.
5363 * config/arm/pr-support.c: Likewise.
5364 * config/arm/unaligned-funcs.c: Likewise.
5365 * config/arm/unwind-arm.c: Likewise.
5366 * config/arm/unwind-arm.h: Likewise.
5367 * config/avr/libgcc.S: Likewise.
5368 * config/bfin/crti.s: Likewise.
5369 * config/bfin/crtlibid.s: Likewise.
5370 * config/bfin/crtn.s: Likewise.
5371 * config/bfin/lib1funcs.asm: Likewise.
5372 * config/bfin/linux-unwind.h: Likewise.
5373 * config/cris/arit.c: Likewise.
5374 * config/cris/cris_abi_symbol.c: Likewise.
5375 * config/darwin-64.c: Likewise.
5376 * config/darwin-crt2.c: Likewise.
5377 * config/darwin-crt3.c: Likewise.
5378 * config/darwin.h: Likewise.
5379 * config/dbxelf.h: Likewise.
5380 * config/dfp-bit.c: Likewise.
5381 * config/dfp-bit.h: Likewise.
5382 * config/elfos.h: Likewise.
5383 * config/fixed-bit.c: Likewise.
5384 * config/fixed-bit.h: Likewise.
5385 * config/fp-bit.c: Likewise.
5386 * config/fp-bit.h: Likewise.
5387 * config/fr30/crti.asm: Likewise.
5388 * config/fr30/crtn.asm: Likewise.
5389 * config/fr30/lib1funcs.asm: Likewise.
5390 * config/freebsd-spec.h: Likewise.
5391 * config/frv/cmovd.c: Likewise.
5392 * config/frv/cmovh.c: Likewise.
5393 * config/frv/cmovw.c: Likewise.
5394 * config/frv/frvbegin.c: Likewise.
5395 * config/frv/frvend.c: Likewise.
5396 * config/frv/lib1funcs.asm: Likewise.
5397 * config/glibc-stdint.h: Likewise.
5398 * config/h8300/clzhi2.c: Likewise.
5399 * config/h8300/crti.asm: Likewise.
5400 * config/h8300/crtn.asm: Likewise.
5401 * config/h8300/ctzhi2.c: Likewise.
5402 * config/h8300/fixunssfsi.c: Likewise.
5403 * config/h8300/lib1funcs.asm: Likewise.
5404 * config/h8300/parityhi2.c: Likewise.
5405 * config/h8300/popcounthi2.c: Likewise.
5406 * config/i386/ammintrin.h: Likewise.
5407 * config/i386/att.h: Likewise.
5408 * config/i386/avxintrin.h: Likewise.
5409 * config/i386/biarch64.h: Likewise.
5410 * config/i386/bmmintrin.h: Likewise.
5411 * config/i386/cpuid.h: Likewise.
5412 * config/i386/cross-stdarg.h: Likewise.
5413 * config/i386/crtfastmath.c: Likewise.
5414 * config/i386/crtprec.c: Likewise.
5415 * config/i386/cygming-crtbegin.c: Likewise.
5416 * config/i386/cygming-crtend.c: Likewise.
5417 * config/i386/cygwin.asm: Likewise.
5418 * config/i386/emmintrin.h: Likewise.
5419 * config/i386/gmm_malloc.h: Likewise.
5420 * config/i386/gthr-win32.c: Likewise.
5421 * config/i386/i386.h: Likewise.
5422 * config/i386/immintrin.h: Likewise.
5423 * config/i386/linux-unwind.h: Likewise.
5424 * config/i386/linux64.h: Likewise.
5425 * config/i386/mm3dnow.h: Likewise.
5426 * config/i386/mmintrin-common.h: Likewise.
5427 * config/i386/mmintrin.h: Likewise.
5428 * config/i386/nmmintrin.h: Likewise.
5429 * config/i386/pmm_malloc.h: Likewise.
5430 * config/i386/pmmintrin.h: Likewise.
5431 * config/i386/smmintrin.h: Likewise.
5432 * config/i386/sol2-c1.asm: Likewise.
5433 * config/i386/sol2-ci.asm: Likewise.
5434 * config/i386/sol2-cn.asm: Likewise.
5435 * config/i386/sol2-gc1.asm: Likewise.
5436 * config/i386/tmmintrin.h: Likewise.
5437 * config/i386/unix.h: Likewise.
5438 * config/i386/w32-unwind.h: Likewise.
5439 * config/i386/wmmintrin.h: Likewise.
5440 * config/i386/x86-64.h: Likewise.
5441 * config/i386/x86intrin.h: Likewise.
5442 * config/i386/xmmintrin.h: Likewise.
5443 * config/ia64/crtbegin.asm: Likewise.
5444 * config/ia64/crtend.asm: Likewise.
5445 * config/ia64/crtfastmath.c: Likewise.
5446 * config/ia64/crti.asm: Likewise.
5447 * config/ia64/crtn.asm: Likewise.
5448 * config/ia64/fde-glibc.c: Likewise.
5449 * config/ia64/lib1funcs.asm: Likewise.
5450 * config/ia64/linux-unwind.h: Likewise.
5451 * config/ia64/quadlib.c: Likewise.
5452 * config/ia64/unwind-ia64.c: Likewise.
5453 * config/linux.h: Likewise.
5454 * config/m32c/m32c-lib1.S: Likewise.
5455 * config/m32c/m32c-lib2-trapv.c: Likewise.
5456 * config/m32c/m32c-lib2.c: Likewise.
5457 * config/m32r/initfini.c: Likewise.
5458 * config/m68hc11/larith.asm: Likewise.
5459 * config/m68hc11/m68hc11-crt0.S: Likewise.
5460 * config/m68k/cf.md: Likewise.
5461 * config/m68k/crti.s: Likewise.
5462 * config/m68k/crtn.s: Likewise.
5463 * config/m68k/lb1sf68.asm: Likewise.
5464 * config/m68k/linux-unwind.h: Likewise.
5465 * config/mcore/crti.asm: Likewise.
5466 * config/mcore/crtn.asm: Likewise.
5467 * config/mcore/lib1.asm: Likewise.
5468 * config/mips/linux-unwind.h: Likewise.
5469 * config/mips/loongson.h: Likewise.
5470 * config/mips/mips16.S: Likewise.
5471 * config/mmix/crti.asm: Likewise.
5472 * config/mmix/crtn.asm: Likewise.
5473 * config/pa/fptr.c: Likewise.
5474 * config/pa/hpux-unwind.h: Likewise.
5475 * config/pa/lib2funcs.asm: Likewise.
5476 * config/pa/linux-atomic.c: Likewise.
5477 * config/pa/linux-unwind.h: Likewise.
5478 * config/pa/milli64.S: Likewise.
5479 * config/pa/quadlib.c: Likewise.
5480 * config/pa/stublib.c: Likewise.
5481 * config/picochip/libgccExtras/adddi3.asm: Likewise.
5482 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
5483 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
5484 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
5485 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
5486 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
5487 * config/picochip/libgccExtras/divmod15.asm: Likewise.
5488 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
5489 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
5490 * config/picochip/libgccExtras/longjmp.asm: Likewise.
5491 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
5492 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
5493 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
5494 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
5495 * config/picochip/libgccExtras/setjmp.asm: Likewise.
5496 * config/picochip/libgccExtras/subdi3.asm: Likewise.
5497 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
5498 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
5499 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
5500 * config/rs6000/750cl.h: Likewise.
5501 * config/rs6000/altivec.h: Likewise.
5502 * config/rs6000/biarch64.h: Likewise.
5503 * config/rs6000/crtresfpr.asm: Likewise.
5504 * config/rs6000/crtresgpr.asm: Likewise.
5505 * config/rs6000/crtresxfpr.asm: Likewise.
5506 * config/rs6000/crtresxgpr.asm: Likewise.
5507 * config/rs6000/crtsavfpr.asm: Likewise.
5508 * config/rs6000/crtsavgpr.asm: Likewise.
5509 * config/rs6000/darwin-asm.h: Likewise.
5510 * config/rs6000/darwin-fallback.c: Likewise.
5511 * config/rs6000/darwin-fpsave.asm: Likewise.
5512 * config/rs6000/darwin-ldouble.c: Likewise.
5513 * config/rs6000/darwin-tramp.asm: Likewise.
5514 * config/rs6000/darwin-unwind.h: Likewise.
5515 * config/rs6000/darwin-vecsave.asm: Likewise.
5516 * config/rs6000/darwin-world.asm: Likewise.
5517 * config/rs6000/e500crtres32gpr.asm: Likewise.
5518 * config/rs6000/e500crtres64gpr.asm: Likewise.
5519 * config/rs6000/e500crtres64gprctr.asm: Likewise.
5520 * config/rs6000/e500crtrest32gpr.asm: Likewise.
5521 * config/rs6000/e500crtrest64gpr.asm: Likewise.
5522 * config/rs6000/e500crtresx32gpr.asm: Likewise.
5523 * config/rs6000/e500crtresx64gpr.asm: Likewise.
5524 * config/rs6000/e500crtsav32gpr.asm: Likewise.
5525 * config/rs6000/e500crtsav64gpr.asm: Likewise.
5526 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
5527 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
5528 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
5529 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
5530 * config/rs6000/eabi-ci.asm: Likewise.
5531 * config/rs6000/eabi-cn.asm: Likewise.
5532 * config/rs6000/eabi.asm: Likewise.
5533 * config/rs6000/linux-unwind.h: Likewise.
5534 * config/rs6000/linux64.h: Likewise.
5535 * config/rs6000/paired.h: Likewise.
5536 * config/rs6000/paired.md: Likewise.
5537 * config/rs6000/ppc64-fp.c: Likewise.
5538 * config/rs6000/ppu_intrinsics.h: Likewise.
5539 * config/rs6000/rs6000.h: Likewise.
5540 * config/rs6000/si2vmx.h: Likewise.
5541 * config/rs6000/sol-ci.asm: Likewise.
5542 * config/rs6000/sol-cn.asm: Likewise.
5543 * config/rs6000/spe.h: Likewise.
5544 * config/rs6000/spu2vmx.h: Likewise.
5545 * config/rs6000/sysv4.h: Likewise.
5546 * config/rs6000/tramp.asm: Likewise.
5547 * config/rs6000/vec_types.h: Likewise.
5548 * config/s390/linux-unwind.h: Likewise.
5549 * config/s390/tpf-unwind.h: Likewise.
5550 * config/score/crti.asm: Likewise.
5551 * config/score/crtn.asm: Likewise.
5552 * config/sh/crt1.asm: Likewise.
5553 * config/sh/crti.asm: Likewise.
5554 * config/sh/crtn.asm: Likewise.
5555 * config/sh/divtab-sh4-300.c: Likewise.
5556 * config/sh/divtab-sh4.c: Likewise.
5557 * config/sh/divtab.c: Likewise.
5558 * config/sh/lib1funcs-4-300.asm: Likewise.
5559 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
5560 * config/sh/lib1funcs.asm: Likewise.
5561 * config/sh/lib1funcs.h: Likewise.
5562 * config/sh/linux-atomic.asm: Likewise.
5563 * config/sh/linux-unwind.h: Likewise.
5564 * config/sh/shmedia.h: Likewise.
5565 * config/sh/sshmedia.h: Likewise.
5566 * config/sh/ushmedia.h: Likewise.
5567 * config/sparc/crtfastmath.c: Likewise.
5568 * config/sparc/linux-unwind.h: Likewise.
5569 * config/sparc/sol2-c1.asm: Likewise.
5570 * config/sparc/sol2-ci.asm: Likewise.
5571 * config/sparc/sol2-cn.asm: Likewise.
5572 * config/spu/divmodti4.c: Likewise.
5573 * config/spu/divv2df3.c: Likewise.
5574 * config/spu/float_disf.c: Likewise.
5575 * config/spu/float_unsdidf.c: Likewise.
5576 * config/spu/float_unsdisf.c: Likewise.
5577 * config/spu/float_unssidf.c: Likewise.
5578 * config/spu/mfc_multi_tag_release.c: Likewise.
5579 * config/spu/mfc_multi_tag_reserve.c: Likewise.
5580 * config/spu/mfc_tag_release.c: Likewise.
5581 * config/spu/mfc_tag_reserve.c: Likewise.
5582 * config/spu/mfc_tag_table.c: Likewise.
5583 * config/spu/multi3.c: Likewise.
5584 * config/spu/spu_internals.h: Likewise.
5585 * config/spu/spu_intrinsics.h: Likewise.
5586 * config/spu/spu_mfcio.h: Likewise.
5587 * config/spu/vec_types.h: Likewise.
5588 * config/spu/vmx2spu.h: Likewise.
5589 * config/stormy16/stormy16-lib2.c: Likewise.
5590 * config/svr4.h: Likewise.
5591 * config/sync.c: Likewise.
5592 * config/v850/lib1funcs.asm: Likewise.
5593 * config/vxlib-tls.c: Likewise.
5594 * config/vxlib.c: Likewise.
5595 * config/vxworks-dummy.h: Likewise.
5596 * config/xtensa/crti.asm: Likewise.
5597 * config/xtensa/crtn.asm: Likewise.
5598 * config/xtensa/ieee754-df.S: Likewise.
5599 * config/xtensa/ieee754-sf.S: Likewise.
5600 * config/xtensa/lib1funcs.asm: Likewise.
5601 * config/xtensa/lib2funcs.S: Likewise.
5602 * config/xtensa/linux-unwind.h: Likewise.
5603 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
5604 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
5605 * coretypes.h: Likewise.
5606 * crtstuff.c: Likewise.
5607 * defaults.h: Likewise.
5608 * dwarf2.h: Likewise.
5609 * emutls.c: Likewise.
5610 * gbl-ctors.h: Likewise.
5611 * gcov-io.h: Likewise.
5612 * ginclude/float.h: Likewise.
5613 * ginclude/iso646.h: Likewise.
5614 * ginclude/stdarg.h: Likewise.
5615 * ginclude/stdbool.h: Likewise.
5616 * ginclude/stddef.h: Likewise.
5617 * ginclude/stdfix.h: Likewise.
5618 * ginclude/stdint-gcc.h: Likewise.
5619 * ginclude/tgmath.h: Likewise.
5620 * gthr-aix.h: Likewise.
5621 * gthr-dce.h: Likewise.
5622 * gthr-gnat.c: Likewise.
5623 * gthr-gnat.h: Likewise.
5624 * gthr-lynx.h: Likewise.
5625 * gthr-mipssde.h: Likewise.
5626 * gthr-nks.h: Likewise.
5627 * gthr-posix.c: Likewise.
5628 * gthr-posix.h: Likewise.
5629 * gthr-posix95.h: Likewise.
5630 * gthr-rtems.h: Likewise.
5631 * gthr-single.h: Likewise.
5632 * gthr-solaris.h: Likewise.
5633 * gthr-tpf.h: Likewise.
5634 * gthr-vxworks.h: Likewise.
5635 * gthr-win32.h: Likewise.
5637 * libgcc2.c: Likewise.
5638 * libgcc2.h: Likewise.
5639 * libgcov.c: Likewise.
5640 * tsystem.h: Likewise.
5641 * typeclass.h: Likewise.
5642 * unwind-c.c: Likewise.
5643 * unwind-compat.h: Likewise.
5644 * unwind-dw2-fde-compat.c: Likewise.
5645 * unwind-dw2-fde-darwin.c: Likewise.
5646 * unwind-dw2-fde-glibc.c: Likewise.
5647 * unwind-dw2-fde.c: Likewise.
5648 * unwind-dw2-fde.h: Likewise.
5649 * unwind-dw2.c: Likewise.
5650 * unwind-dw2.h: Likewise.
5651 * unwind-generic.h: Likewise.
5652 * unwind-pe.h: Likewise.
5653 * unwind-sjlj.c: Likewise.
5654 * unwind.inc: Likewise.
5655 * config/arm/neon-gen.ml: Change generated copyright header to
5656 refer to version 3 of the GNU General Public License with
5657 version 3.1 of the GCC Runtime Library Exception and to point
5658 readers at the COPYING3 and COPYING3.RUNTIME files and the
5659 FSF's license web page.
5660 * config/arm/arm_neon.h: Regenerate.
5662 2009-04-09 Jakub Jelinek <jakub@redhat.com>
5664 * config/cris/cris.md: Change copyright header to refer to version
5665 3 of the GNU General Public License.
5666 * doc/install.texi2html: Change copyright header to refer to version
5667 3 of the GNU General Public License and to point readers at the
5668 COPYING3 file and the FSF's license web page.
5669 * config/vax/linux.h: Likewise.
5671 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5673 * config/i386/i386.md (cmpcc): New.
5674 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
5675 (sync_compare_and_swap_cc*): Delete.
5677 * config/s390/s390.c (s390_compare_emitted): Remove.
5678 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
5679 s390_compare_emitted used to be handled. Assert that modes match.
5680 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
5681 refer to sync_compare_and_swap_ccsi.
5682 * config/s390/s390.h (s390_compare_emitted): Remove.
5683 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
5684 instead of s390_compare_emitted.
5685 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
5686 instead of s390_compare_emitted.
5687 * config/s390/s390.md (cmpcc): New.
5688 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
5689 CC_REGNUM, do not pretend it's set.
5690 (sync_compare_and_swap_cc*): Delete.
5691 * config/s390/predicates.md (cc_reg_operand): New.
5693 * expr.c (sync_compare_and_swap_cc): Delete.
5694 * optabs.h (sync_compare_and_swap_cc): Delete.
5695 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
5696 is being used with can_compare_p.
5697 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
5699 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
5700 look for a MODE_CC set instead. Use emit_store_flag.
5701 (expand_compare_and_swap_loop): Likewise, with some additional
5702 complication to avoid a force_reg when useless. Use
5703 emit_cmp_and_jump_insns.
5704 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
5705 * doc/md.texi (sync_compare_and_swap_cc): Merge with
5706 sync_compare_and_swap documentation.
5708 2009-04-09 Jan Hubicka <jh@suse.cz>
5710 * except.c (find_prev_try): Break out from ....
5711 (duplicate_eh_regions): ... here; properly update prev_try pointers
5712 when duplication part of tree.
5713 (dump_eh_tree): Improve dumping.
5714 (verify_eh_region): New.
5715 (verify_eh_tree): Use it.
5717 2009-04-06 Richard Guenther <rguenther@suse.de>
5719 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
5720 &ARRAY addresses by adjusting their types and prepending
5722 * tree-cfg.c (verify_gimple_assign_single): Verify that
5723 addresses are correct.
5725 2009-04-09 Richard Guenther <rguenther@suse.de>
5727 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
5728 indices into an array reference if possible.
5729 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5730 Fold POINTER_PLUS_EXPR statements with invariant address.
5732 2009-04-09 Alan Modra <amodra@bigpond.net.au>
5735 * config.gcc (powerpc64-*-linux*): Always build biarch.
5737 2009-04-09 Joseph Myers <joseph@codesourcery.com>
5740 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
5741 it and pedwarn if this results in an INTEGER_CST.
5743 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5745 * doc/install.texi: Update minimum GMP version. Remove obsolete
5746 text in MPFR section.
5748 2009-04-08 Jakub Jelinek <jakub@redhat.com>
5750 * dwarf2out.c (class_scope_p): New static inline.
5751 (class_or_namespace_scope_p): Use it.
5752 (gen_variable_die): Use DW_TAG_member tag for static data member
5753 declarations instead of DW_TAG_variable.
5756 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
5759 2009-04-08 Richard Guenther <rguenther@suse.de>
5761 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
5762 valueize random data.
5764 2009-04-08 David Edelsohn <edelsohn@gnu.org>
5766 * config.gcc (aix tm_file): Add aix-stdint.h.
5767 (aix tm clause use_gcc_stdint): Set to wrap.
5768 * config/rs6000/aix-stdint.h: New file.
5770 2009-04-08 Richard Guenther <rguenther@suse.de>
5773 * tree-dfa.c (add_referenced_var): Do not recurse into
5774 global initializers.
5775 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
5777 (fold_const_aggregate_ref): Likewise.
5779 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
5781 * recog.c (ordered_comparison_operator): New.
5782 * gensupport.c (std_preds): Add it.
5783 * doc/md.texi (Machine-Independent Predicates): Document it.
5785 2009-04-08 Jan Hubicka <jh@suse.cz>
5787 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
5788 * function.h (rtl_eh): Remove exception_handler_label_map.
5789 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
5790 remove_exception_handler_label, for_each_eh_label_1): Remove.
5791 (rtl_remove_unreachable_regions): Remove.
5792 (convert_from_eh_region_ranges): Do not remove unreachable regions.
5793 (find_exception_handler_labels): Don't build the hashtable.
5794 (maybe_remove_eh_handler): Remove.
5795 (for_each_eh_label): Rewrite to walk the tree.
5796 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
5797 * except.h (maybe_remove_eh_handler): Remove.
5798 * passes.c (init_optimization_passes): Schedule second EH cleanup
5800 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
5801 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
5803 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
5805 * genoutput.c (validate_optab_operands): New.
5806 (gen_insn, gen_expand): Call it.
5808 * genflags.c (gen_insn): Detect misused iterators.
5809 (main): Pass line_no to gen_insn, exit with status 1 on error.
5811 * genextract.c (line_no): Make global.
5812 (VEC_safe_set_locstr): Change assertion to error message.
5813 (main): Exit with status 1 on error.
5815 2009-04-08 Joseph Myers <joseph@codesourcery.com>
5819 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5820 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5821 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
5822 * c-convert.c (convert): Do not call fold on results of conversion
5823 functions when the result is a C_MAYBE_CONST_EXPR.
5824 * c-parser.c (c_parser_postfix_expression): Do not fold condition
5825 of __builtin_choose_expr.
5826 * c-typeck.c (remove_c_maybe_const_expr): New.
5827 (build_unary_op, build_conditional_expr, build_compound_expr,
5828 build_binary_op, c_objc_common_truthvalue_conversion): Call
5829 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
5832 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
5834 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
5835 CODE to produce a new one. Add a prototype to use fold_convert_const
5837 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
5840 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
5841 mix declarations and code.
5843 2009-04-08 Ben Elliston <bje@au.ibm.com>
5845 * gcc.c: Replace `CC' with `GCC' throughout.
5847 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
5849 * doc/invoke.texi: Document Atom support.
5851 2009-04-07 Jason Merrill <jason@redhat.com>
5854 * c-common.h, c-common.c: Add flag_pretty_templates.
5855 * c-opts.c (c_common_handle_option): Set it.
5856 * c.opt: Add -fno-pretty-templates.
5857 * doc/invoke.texi (C++ Dialect Options): Likewise.
5859 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
5861 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
5862 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
5863 (ia64_expand_builtin): Likewise.
5865 2009-04-07 Martin Jambor <mjambor@suse.cz>
5867 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
5868 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
5869 ADDR_EXPRS are include too.
5871 2009-04-07 Richard Guenther <rguenther@suse.de>
5873 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
5874 decls are only used if passes as parameters or if they are
5875 local statics and the call is not to a builtin.
5876 (call_may_clobber_ref_p_1): Likewise.
5878 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5880 * expr.c (do_store_flag): Remove last argument. Simplify code
5881 to avoid duplication of tests already done by can_compare_p.
5882 (expand_expr_real_1): Adjust caller.
5884 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5886 * optabs.c (can_compare_p): Test the predicate of a
5887 cbranch and cstore pattern.
5889 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5891 * expr.c (convert_move): Use emit_store_flag instead of
5894 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5896 * config/i386/i386.c (ix86_compare_emitted): Remove.
5897 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
5898 ix86_compare_op0 like ix86_compare_emitted used to be handled.
5899 * config/i386/i386.h (ix86_compare_emitted): Remove.
5900 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
5901 instead of ix86_compare_emitted.
5902 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
5904 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
5906 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
5907 Add t-sysroot-suffix to tmake_file.
5908 * config/print-sysroot-suffix.sh: New file.
5909 * config/t-sysroot-suffix: New file.
5911 2009-04-07 Ben Elliston <bje@au.ibm.com>
5913 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
5914 as the latter produces a warning when the target does not support
5917 2009-04-07 Ben Elliston <bje@au.ibm.com>
5919 * dfp.c: Replace type punning assignments with memcpy throughout.
5920 * Makefile.in (dfp.o-warn): Remove.
5922 2009-04-07 Alan Modra <amodra@bigpond.net.au>
5925 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
5926 Include soft-fp/t-softfp after rs6000/t-linux64.
5928 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
5930 * stor-layout.c (set_sizetype): Use the full precision of their
5931 machine mode for bitsize types.
5933 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
5935 * config/i386/i386.md: Revert 2 accidental checkins.
5937 2009-04-06 Joey Ye <joey.ye@intel.com>
5938 Xuepeng Guo <xuepeng.guo@intel.com>
5939 H.J. Lu <hongjiu.lu@intel.com>
5941 Atom pipeline model, tuning and insn selection.
5942 * config.gcc (atom): Add atom config options and target.
5944 * config/i386/atom.md: New.
5946 * config/i386/i386.c (atom_cost): New cost.
5947 (m_ATOM): New macro flag.
5948 (initial_ix86_tune_features): Set m_ATOM.
5949 (x86_accumulate_outgoing_args): Likewise.
5950 (x86_arch_always_fancy_math_387): Likewise.
5951 (processor_target): Add Atom cost.
5952 (cpu_names): Add Atom cpu name.
5953 (override_options): Set Atom ISA.
5954 (ix86_issue_rate): New case PROCESSOR_ATOM.
5955 (ix86_adjust_cost): Likewise.
5957 * config/i386/i386.h (TARGET_ATOM): New target macro.
5958 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
5959 (TARGET_OPT_AGU): New target option.
5960 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
5961 (processor_type): Add PROCESSOR_ATOM.
5963 * config/i386/i386.md (cpu): Add new value "atom".
5964 (use_carry, movu): New attr.
5965 (atom.md): Include atom.md.
5966 (adddi3_carry_rex64): Set attr "use_carry".
5967 (addqi3_carry): Likewise.
5968 (addhi3_carry): Likewise.
5969 (addsi3_carry): Likewise.
5970 (*addsi3_carry_zext): Likewise.
5971 (subdi3_carry_rex64): Likewise.
5972 (subqi3_carry): Likewise.
5973 (subhi3_carry): Likewise.
5974 (subsi3_carry): Likewise.
5975 (x86_movdicc_0_m1_rex64): Likewise.
5976 (*x86_movdicc_0_m1_se): Likewise.
5977 (x86_movsicc_0_m1): Likewise.
5978 (*x86_movsicc_0_m1_se): Likewise.
5979 (*adddi_1_rex64): Emit add insn as much as possible.
5980 (*addsi_1): Likewise.
5981 (return_internal): Set atom_unit.
5982 (return_internal_long): Likewise.
5983 (return_pop_internal): Likewise.
5984 (*rcpsf2_sse): Set atom_sse_attr attr.
5985 (*qrt<mode>2_sse): Likewise.
5986 (*prefetch_sse): Likewise.
5988 * config/i386/i386-c.c (ix86_target_macros_internal): New case
5990 (ix86_target_macros_internal): Likewise.
5992 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
5993 (*prefetch_sse_rex): Likewise.
5994 (sse_rcpv4sf2): Likewise.
5995 (sse_vmrcpv4sf2): Likewise.
5996 (sse_sqrtv4sf2): Likewise.
5997 (<sse>_vmsqrt<mode>2): Likewise.
5998 (sse_ldmxcsr): Likewise.
5999 (sse_stmxcsr): Likewise.
6000 (*sse_sfence): Likewise.
6001 (sse2_clflush): Likewise.
6002 (*sse2_mfence): Likewise.
6003 (*sse2_lfence): Likewise.
6004 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
6005 (<sse>_movup<ssemodesuffixf2c>): Likewise.
6006 (avx_movdqu<avxmodesuffix>): Likewise.
6007 (avx_lddqu<avxmodesuffix>): Likewise.
6008 (sse2_movntv2di): Change attr "type" to "ssemov".
6009 (sse2_movntsi): Likewise.
6010 (rsqrtv8sf2): Change attr "type" to "sseadd".
6011 (sse3_addsubv2df3): Set attr "atom_unit".
6012 (sse3_h<plusminus_insn>v4sf3): Likewise.
6013 (*sse2_pmaddwd): Likewise.
6014 (*vec_extractv2di_1_rex64): Likewise.
6015 (*vec_extractv2di_1_avx): Likewise.
6016 (sse2_psadbw): Likewise.
6017 (ssse3_phaddwv8hi3): Likewise.
6018 (ssse3_phaddwv4hi3): Likewise.
6019 (ssse3_phadddv4si3): Likewise.
6020 (ssse3_phadddv2si3): Likewise.
6021 (ssse3_phaddswv8hi3): Likewise.
6022 (ssse3_phaddswv4hi3): Likewise.
6023 (ssse3_phsubwv8hi3): Likewise.
6024 (ssse3_phsubwv4hi3): Likewise.
6025 (ssse3_phsubdv4si3): Likewise.
6026 (ssse3_phsubdv2si3): Likewise.
6027 (ssse3_phsubswv8hi3): Likewise.
6028 (ssse3_phsubswv4hi3): Likewise.
6029 (ssse3_pmaddubsw128): Likewise.
6030 (sse3_pmaddubsw: Likewise.
6031 (ssse3_palignrti): Likewise.
6032 (ssse3_palignrdi): Likewise.
6034 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
6036 * doc/install.texi (Specific): Fix two cross-references to MinGW.
6038 2009-04-06 Richard Guenther <rguenther@suse.de>
6040 PR tree-optimization/28868
6041 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
6042 of which PHI results we inserted.
6043 (insert_into_preds_of_block): Record inserted PHIs.
6044 (eliminate): Eliminate redundant PHI nodes.
6045 (init_pre): Init inserted_phi_names.
6047 2009-04-06 Richard Guenther <rguenther@suse.de>
6049 PR tree-optimization/39643
6050 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
6051 IMAGPART_EXPRs of complex constants.
6052 (execute_fold_all_builtins): If we folded a call queue
6053 TODO_update_address_taken.
6055 2009-04-06 Jan Hubicka <jh@suse.cz>
6058 * except.c (remove_unreachable_regions): Propagate may_contain_throw
6061 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
6063 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
6065 (ic_invalidate_array): Likewise.
6067 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
6069 * calls.c (emit_library_call_value_1): Fix a problem with parameter
6070 alignment for library calls.
6072 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
6074 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
6075 (mingw32 tm clause use_gcc_stdint): Set to wrap.
6076 * config/i386/mingw-stdint.h: New file.
6078 2009-04-05 Richard Guenther <rguenther@suse.de>
6080 PR tree-optimization/39648
6081 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
6082 our &A vs. &A[0] IL deficiencies.
6084 2009-04-04 Jan Hubicka <jh@suse.cz>
6086 * except.c (sjlj_find_directly_reachable_regions): Be ready for
6087 removed toplevel regions.
6088 (sjlj_mark_call_sites): Likewise.
6090 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
6092 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
6093 (cygwin tm clause use_gcc_stdint): Set to wrap.
6094 * config/i386/cygwin-stdint.h: New file.
6096 2009-04-04 Richard Guenther <rguenther@suse.de>
6098 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
6099 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
6100 single-argument PHIs if we are in loop-closed SSA form.
6101 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
6102 for the pre-condition.
6103 (slpeel_tree_peel_loop_to_edge): Likewise.
6104 (vect_build_loop_niters): Take an optional sequence to append stmts.
6105 (vect_generate_tmps_on_preheader): Likewise.
6106 (vect_do_peeling_for_loop_bound): Take extra guards for the
6108 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
6109 the cost model check.
6110 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
6111 guards if we are going to peel. Do not apply versioning in that case.
6112 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
6113 (vect_do_peeling_for_loop_bound): Likewise.
6114 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
6115 loop bound only record extra pre-conditions, do not apply loop
6118 2009-04-04 Richard Guenther <rguenther@suse.de>
6120 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
6123 2009-04-04 Jan Hubicka <jh@suse.cz>
6125 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
6126 last_basic_block for size of bb->index indexed array.
6127 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
6128 compute_out, link_btr_uses, build_btr_def_use_webs,
6129 build_btr_def_use_webs, migrate_btr_defs): Likewise.
6131 2009-04-04 Jan Hubicka <jh@suse.cz>
6133 * except.c (remove_eh_handler_and_replace): Break out from ...
6134 (remove_eh_handler): ... here.
6135 (bring_to_root): New function.
6136 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
6137 handled ones, bring others to root of tree.
6139 2009-04-04 Jan Hubicka <jh@suse.cz>
6141 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
6142 (all_phis_safe_to_merge): New function.
6143 (update_info): New structure.
6144 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
6145 (cleanup_empty_eh): Update SSA if possible.
6147 2009-04-04 Richard Guenther <rguenther@suse.de>
6149 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
6150 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
6151 (append_vuse): Likewise.
6153 2009-04-04 Jakub Jelinek <jakub@redhat.com>
6155 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
6156 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
6157 instead of REG_UNSAVED for DW_CFA_undefined.
6158 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
6159 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
6162 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
6165 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
6166 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
6167 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
6169 2009-04-04 Richard Guenther <rguenther@suse.de>
6171 PR tree-optimization/8781
6172 PR tree-optimization/37892
6173 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
6174 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
6175 (valueize_refs): Call it for *& valueizations.
6176 (shared_reference_ops_from_ref): Rename to ...
6177 (valueize_shared_reference_ops_from_ref): ... this and valueize.
6178 (shared_reference_ops_from_call): Rename to ...
6179 (valueize_shared_reference_ops_from_call): ... this and valueize.
6180 (vn_reference_lookup): Update.
6181 (visit_reference_op_call): Likewise.
6182 * tree-ssa-pre.c (phi_translate_1): Fold *&.
6183 (eliminate): Value-replace the call address in call statements.
6185 2009-04-04 Richard Guenther <rguenther@suse.de>
6187 PR tree-optimization/39636
6188 * tree-ssa-forwprop.c
6189 (forward_propagate_addr_into_variable_array_index): Check for
6190 GIMPLE_ASSIGN before accessing the rhs code.
6192 2009-04-03 Jason Merrill <jason@redhat.com>
6194 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
6196 2009-04-03 Steve Ellcey <sje@cup.hp.com>
6198 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
6199 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
6200 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
6201 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
6202 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
6203 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
6204 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
6205 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
6206 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
6207 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
6208 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
6209 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
6210 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
6211 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
6212 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
6213 Use fr_reg_or_fp01_operand instead of fr_register_operand
6215 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
6216 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
6217 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
6219 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
6221 PR rtl-optimization/39607
6222 PR rtl-optimization/39631
6226 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6227 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
6228 instead of DF_LR_OUT.
6229 * ira-lives.c (process_bb_node_lives): Ditto.
6230 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
6231 instead of DF_LR_{OUT,IN}.
6232 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
6233 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
6235 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
6237 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
6238 (execute_lower_omp): Always run but take the short way out if -fopenmp
6240 (gate_lower_omp): Remove, forcing the pass manager to always run the
6241 pass and always set PROP_gimple_lomp.
6242 (pass_lower_omp): Remove gate function.
6243 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
6244 PROP_trees. Instead, require it.
6245 * ipa-cp.c (pass_ipa_cp): Likewise.
6246 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
6247 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
6248 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
6249 and PROP_gimple_leh.
6251 2009-04-03 Richard Guenther <rguenther@suse.de>
6254 PR tree-optimization/23940
6255 PR tree-optimization/33237
6258 PR tree-optimization/36201
6259 PR tree-optimization/36230
6260 PR tree-optimization/38049
6261 PR tree-optimization/38207
6262 PR tree-optimization/38230
6263 PR tree-optimization/38301
6264 PR tree-optimization/38585
6266 PR tree-optimization/38985
6267 PR tree-optimization/39299
6268 * tree-ssa-structalias.h: Remove.
6269 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
6270 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
6271 (struct vuse_element_d): Remove.
6272 (struct vuse_vec_d): Likewise.
6273 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
6274 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
6275 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
6276 VUSE_ELEMENT_VAR): Likewise.
6277 (struct voptype_d): Likewise.
6278 (NUM_VOP_FREE_BUCKETS): Likewise.
6279 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
6280 (struct stmt_operands_d): Remove.
6281 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
6282 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
6283 VDEF_NUM, VDEF_VECT): Likewise.
6284 (copy_virtual_operands): Remove.
6285 (operand_build_cmp): Likewise.
6286 (create_ssa_artificial_load_stmt): Likewise.
6287 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
6288 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
6289 vuse_index and mayuse_index members. Pack and move done and iter_type
6290 members to the front.
6291 (SSA_OP_VMAYUSE): Remove.
6292 (SSA_OP_VIRTUAL_USES): Adjust.
6293 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
6294 (unlink_stmt_vdef): Declare.
6295 (add_to_addressable_set): Remove.
6296 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
6297 (vrp_visit_stmt): Likewise.
6298 * doc/tree-ssa.texi (Alias analysis): Update.
6299 * doc/invoke.texi (max-aliased-vops): Remove docs.
6300 (avg-aliased-vops): Likewise.
6301 * tree-into-ssa.c (syms_to_rename): Remove.
6302 (need_to_update_vops_p): Likewise.
6303 (need_to_initialize_update_ssa_p): Rename to ...
6304 (update_ssa_initialized_fn): ... this. Track function we are
6306 (symbol_marked_for_renaming): Simplify.
6307 (add_new_name_mapping): Do not set need_to_update_vops_p.
6308 (dump_currdefs): Use SYMS_TO_RENAME.
6309 (rewrite_update_stmt): Always walk all uses/defs.
6310 (dump_update_ssa): Adjust.
6311 (init_update_ssa): Take function argument. Track what we are
6313 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
6314 (create_new_def_for): Initialize for cfun, assert we are initialized
6316 (mark_sym_for_renaming): Simplify.
6317 (mark_set_for_renaming): Do not initialize update-ssa.
6318 (need_ssa_update_p): Simplify. Take function argument.
6319 (name_mappings_registered_p): Assert we ask for the correct function.
6320 (name_registered_for_update_p): Likewise.
6321 (ssa_names_to_replace): Likewise.
6322 (release_ssa_name_after_update_ssa): Likewise.
6323 (update_ssa): Likewise. Use SYMS_TO_RENAME.
6324 (dump_decl_set): Do not print a newline.
6325 (debug_decl_set): Do it here.
6326 (dump_update_ssa): And here.
6327 * tree-ssa-loop-im.c (move_computations): Adjust.
6328 (movement_possibility): Likewise.
6329 (determine_max_movement): Likewise.
6330 (gather_mem_refs_stmt): Likewise.
6331 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
6333 * tree-complex.c (update_all_vops): Remove.
6334 (expand_complex_move): Adjust.
6335 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
6336 Simplify test for memory referencing statement. Exclude
6337 non-invariant ADDR_EXPRs.
6338 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
6339 * tree-loop-distribution.c (generate_memset_zero): Adjust.
6340 (rdg_flag_uses): Likewise.
6341 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
6343 (tree_optimize_tail_calls_1): Also split the
6344 edge from the entry block if we have degenerate PHI nodes in
6345 the first basic block.
6346 * tree.c (init_ttree): Remove memory-tag related code.
6347 (tree_code_size): Likewise.
6348 (tree_node_structure): Likewise.
6349 (build7_stat): Re-write to be build6_stat.
6350 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
6351 (SSA_VAR_P): Adjust.
6352 (struct tree_memory_tag): Remove.
6353 (struct tree_memory_partition_tag): Likewise.
6354 (union tree_node): Adjust.
6355 (build7): Re-write to be build6.
6356 * tree-pass.h (pass_reset_cc_flags): Remove.
6357 (TODO_update_address_taken): New flag.
6358 (pass_simple_dse): Remove.
6359 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
6360 * params.h (MAX_ALIASED_VOPS): Remove.
6361 (AVG_ALIASED_VOPS): Likewise.
6362 * omp-low.c (expand_omp_taskreg): Update SSA form.
6363 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
6364 aliases the lhs in a copy stmt.
6365 * tree-ssa-dse.c (struct address_walk_data): Remove.
6366 (memory_ssa_name_same): Likewise.
6367 (memory_address_same): Likewise.
6368 (get_kill_of_stmt_lhs): Likewise.
6369 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
6370 unused stores. Look through PHI nodes into post-dominated regions.
6371 (dse_optimize_stmt): Simplify. Properly remove stores.
6372 (tree_ssa_dse): Compute dominators.
6373 (execute_simple_dse): Remove.
6374 (pass_simple_dse): Likewise.
6375 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
6376 gimple_loaded_syms and gimple_stored_syms computation.
6377 * toplev.c (dump_memory_report): Dump alias and pta stats.
6378 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
6379 (vn_reference_eq): Likewise.
6380 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
6381 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
6382 valueize_vuses): Remove.
6383 (get_def_ref_stmt_vuses): Simplify. Rename to ...
6384 (get_def_ref_stmt_vuse): ... this.
6385 (vn_reference_lookup_2): New function.
6386 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
6387 walking equivalent vuses. Simplify.
6388 (vn_reference_lookup): Likewise.
6389 (vn_reference_insert): Likewise.
6390 (vn_reference_insert_pieces): Likewise.
6391 (visit_reference_op_call): Simplify.
6392 (visit_reference_op_load): Likewise.
6393 (visit_reference_op_store): Likewise.
6394 (init_scc_vn): Remove shared_lookup_vuses initialization.
6395 (free_scc_vn): Remove shared_lookup_vuses freeing.
6396 (sort_vuses, sort_vuses_heap): Remove.
6397 (get_ref_from_reference_ops): Export.
6398 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
6399 vector with single vuse pointer.
6400 (vn_reference_lookup_pieces, vn_reference_lookup,
6401 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
6402 (shared_vuses_from_stmt): Remove.
6403 (get_ref_from_reference_ops): Declare.
6404 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
6405 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6406 memory-tag related code.
6407 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
6408 (likely_value): Add comment, skip static-chain of call statements.
6409 (surely_varying_stmt_p): Adjust.
6410 (gimplify_and_update_call_from_tree): Likewise.
6411 (execute_fold_all_builtins): Do not rebuild alias info.
6412 (gimplify_and_update_call_from_tree): Properly update VOPs.
6413 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
6414 (copy_ref_info): Remove memory-tag related code.
6415 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
6416 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
6417 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
6419 * tree-ssa-dom.c (gimple_p): Remove typedef.
6420 (eliminate_redundant_computations): Adjust.
6421 (record_equivalences_from_stmt): Likewise.
6422 (avail_expr_hash): Likewise.
6423 (avail_expr_eq): Likewise.
6424 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
6425 (stmt_makes_single_load): Likewise.
6426 (stmt_makes_single_store): Likewise.
6427 * tree-ssa-alias.c: Rewrite completely.
6428 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
6429 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
6430 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
6431 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
6432 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
6433 Remove public functions.
6434 (pass_reset_cc_flags): Remove.
6435 (pass_build_alias): Move ...
6436 * tree-ssa-structalias.c (pass_build_alias): ... here.
6437 * tree-ssa-alias.c (may_be_aliased): Move ...
6438 * tree-flow-inline.h (may_be_aliased): ... here.
6439 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
6440 count_uses_and_derefs): Move ...
6441 * gimple.c: ... here.
6442 * gimple.h (count_uses_and_derefs): Declare.
6443 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
6444 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
6445 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
6446 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
6447 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
6448 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
6449 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
6451 * tree-dfa.c (refs_may_alias_p): Move ...
6452 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
6453 * tree-ssa-alias.h: New file.
6454 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
6455 (statement_sink_location): Likewise.
6456 * opts.c (decode_options): Do not adjust max-aliased-vops or
6457 avg-aliased-vops values.
6458 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
6459 (TV_CALL_CLOBBER): Likewise.
6460 (TV_FLOW_SENSITIVE): Likewise.
6461 (TV_FLOW_INSENSITIVE): Likewise.
6462 (TV_MEMORY_PARTITIONING): Likewise.
6463 (TV_ALIAS_STMT_WALK): New timevar.
6464 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
6465 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
6466 (get_address_description): Remove memory-tag related code.
6467 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
6468 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
6469 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
6470 and immediate uses in statements. Document.
6471 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
6472 (dump_symbols): Remove.
6473 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
6474 * alias.c (get_deref_alias_set): New function split out from ...
6475 (get_alias_set): ... here.
6476 * alias.h (get_deref_alias_set): Declare.
6477 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
6478 type parameter. Remove restrict pointer handling. Create a
6479 ref-all pointer in case type-based alias sets do not conflict.
6480 (vect_analyze_data_refs): Remove SMT related code.
6481 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
6482 (vectorizable_load): Likewise.
6483 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
6484 (DR_SYMBOL_TAG, DR_VOPS): Remove.
6485 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
6486 Ignore vops and SMTs.
6487 (dr_analyze_alias): Likewise..
6488 (free_data_ref): Likewise.
6489 (create_data_ref): Likewise.
6490 (analyze_all_data_dependences): Likewise.
6491 (get_references_in_stmt): Adjust.
6492 * tree-flow-inline.h (gimple_aliases_computed_p,
6493 gimple_addressable_vars, gimple_call_clobbered_vars,
6494 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
6495 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
6496 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
6497 gimple_mem_ref_stats): Remove.
6498 (gimple_vop): New function.
6499 (op_iter_next_use): Remove vuses and mayuses cases.
6500 (op_iter_next_def): Remove vdefs case.
6501 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
6502 (clear_and_done_ssa_iter): Do not set removed fields.
6503 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
6504 Assert we are not iterating over vuses or vdefs if not also
6505 iterating over uses or defs.
6506 (op_iter_init_use): Likewise.
6507 (op_iter_init_def): Likewise.
6508 (op_iter_next_vdef): Remove.
6509 (op_iter_next_mustdef): Likewise.
6510 (op_iter_init_vdef): Likewise.
6511 (compare_ssa_operands_equal): Likewise.
6512 (link_use_stmts_after): Handle vuse operand.
6513 (is_call_used): Use is_call_clobbered.
6514 (is_call_clobbered): Global variables are always call clobbered,
6515 query the call-clobbers bitmap.
6516 (mark_call_clobbered): Ignore global variables.
6517 (clear_call_clobbered): Likewise.
6518 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
6519 virtual operands sanity check.
6520 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
6522 (TARGET_MEM_REF): Remove TMR_TAG operand.
6523 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
6524 Remove call-clobber related code.
6525 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
6526 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
6527 partitions or escape reason.
6528 (get_single_def_stmt, get_single_def_stmt_from_phi,
6529 get_single_def_stmt_with_phi): Remove.
6530 (dump_referenced_vars): Tidy.
6531 (get_ref_base_and_extent): Allow bare decls.
6532 (collect_dfa_stats): Adjust.
6533 * graphite.c (rename_variables_in_stmt): Adjust.
6534 (graphite_copy_stmts_from_block): Likewise.
6535 (translate_clast): Likewise.
6536 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
6538 (translate_vuse_through_block): Use the oracle.
6539 (phi_translate_1): Adjust.
6540 (value_dies_in_block_x): Use the oracle. Cache the outcome
6542 (valid_in_sets): Check if the VUSE for
6543 a REFERENCE is available.
6544 (eliminate): Do not remove stmts during elimination,
6545 instead queue and remove them afterwards.
6546 (do_pre): Do not rebuild alias info.
6547 (pass_pre): Run TODO_rebuild_alias before PRE.
6548 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
6549 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
6550 (mark_all_v_defs_stmt): Remove.
6551 (mark_all_v_defs_seq): Adjust.
6552 (sra_replace): Likewise.
6553 (scalarize_use): Likewise.
6554 (scalarize_copy): Likewise.
6555 (scalarize_init): Likewise.
6556 (scalarize_ldst): Likewise.
6557 (todoflags): Remove.
6558 (tree_sra): Do not rebuild alias info.
6559 (tree_sra_early): Adjust.
6560 (pass_sra): Run TODO_update_address_taken before SRA.
6561 * tree-predcom.c (set_alias_info): Remove.
6562 (prepare_initializers_chain): Do not call it.
6563 (mark_virtual_ops_for_renaming): Adjust.
6564 (mark_virtual_ops_for_renaming_list): Remove.
6565 (initialize_root_vars): Adjust.
6566 (initialize_root_vars_lm): Likewise.
6567 (prepare_initializers_chain): Likewise.
6568 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
6569 (may_propagate_copy_into_stmt): Likewise.
6570 (merge_alias_info): Do nothing for now.
6571 (propagate_tree_value_into_stmt): Adjust.
6572 (stmt_may_generate_copy): Likewise.
6573 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
6574 not mark symbols for renaming.
6575 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
6576 with the same statement, make sure to update the new pointed-to one.
6577 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
6578 call statements, do not mark symbols for renaming.
6579 (mark_operand_necessary): Dump something.
6580 (ref_may_be_aliased): New function.
6581 (mark_aliased_reaching_defs_necessary_1): New helper function.
6582 (mark_aliased_reaching_defs_necessary): Likewise.
6583 (mark_all_reaching_defs_necessary_1): Likewise.
6584 (mark_all_reaching_defs_necessary): Likewise.
6585 (propagate_necessity): Do not process virtual PHIs. For
6586 non-aliased loads mark all reaching definitions as necessary.
6587 For aliased loads and stores mark the immediate dominating
6588 aliased clobbers as necessary.
6589 (visited): New global static.
6590 (perform_tree_ssa_dce): Free visited bitmap after propagating
6592 (remove_dead_phis): Perform simple dead virtual PHI removal.
6593 (remove_dead_stmt): Properly unlink virtual operands when
6595 (eliminate_unnecessary_stmts): Schedule PHI removal after
6597 * tree-ssa-ter.c (is_replaceable_p): Adjust.
6598 (process_replaceable): Likewise.
6599 (find_replaceable_in_bb): Likewise.
6600 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
6601 based on the single gimple vop.
6602 (verify_flow_insensitive_alias_info): Remove.
6603 (verify_flow_sensitive_alias_info): Likewise.
6604 (verify_call_clobbering): Likewise.
6605 (verify_memory_partitions): Likewise.
6606 (verify_alias_info): Likewise.
6607 (verify_ssa): Adjust..
6608 (execute_update_addresses_taken): Export. Update SSA
6609 manually. Optimize only when optimizing. Use a local bitmap.
6610 (pass_update_address_taken): Remove TODO_update_ssa, add
6612 (pass_update_address_taken): Just use TODO_update_address_taken.
6613 (init_tree_ssa): Do not initialize addressable_vars.
6614 (verify_ssa): Verify new VUSE / VDEF properties.
6615 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
6616 Do not call verify_alias_info.
6617 (delete_tree_ssa): Clear the VUSE, VDEF operands.
6618 Do not free the loaded and stored syms bitmaps. Reset the escaped
6619 and callused solutions. Do not free addressable_vars.
6620 Remove memory-tag related code.
6621 (warn_uninitialized_var): Aliases are always available.
6622 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
6623 * lambda-code.c (can_put_in_inner_loop): Adjust.
6624 (can_put_after_inner_loop): Likewise.
6625 (perfect_nestify): Likewise.
6626 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
6627 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
6628 (vectorizable_conversion): Do not mark symbols for renaming.
6629 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
6630 (expand_call_inline): Unlink the calls virtual operands before
6632 (tree_function_versioning): Do not call update_ssa if we are not
6633 updating clones. Simplify.
6634 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
6635 (propagate_with_phi): Likewise..
6636 * tree-outof-ssa.c (create_temp): Remove memory tag and call
6637 clobber code. Assert we are not aliased or global.
6638 * tree-flow.h: Include tree-ssa-alias.h
6639 (enum escape_type): Remove.
6640 (struct mem_sym_stats_d): Likewise.
6641 (struct mem_ref_stats_d): Likewise.
6642 (struct gimple_df): Add vop member. Remove global_var,
6643 call_clobbered_vars, call_used_vars, addressable_vars,
6644 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
6645 escaped and callused members.
6646 (struct ptr_info_def): Remove all members, add points-to solution
6648 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
6649 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
6650 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
6651 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
6652 (tree-ssa-alias.o): Likewise.
6653 (toplev.o): Add tree-ssa-alias.h
6654 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
6655 * gimple.c (gimple_set_bb): Fix off-by-one error.
6656 (is_gimple_reg): Do not handle memory tags.
6657 (gimple_copy): Also copy virtual operands.
6658 Delay updating the statement. Do not reset loaded and stored syms.
6659 (gimple_set_stored_syms): Remove.
6660 (gimple_set_loaded_syms): Likewise.
6661 (gimple_call_copy_skip_args): Copy the virtual operands
6662 and mark the new statement modified.
6663 * tree-ssa-structalias.c (may_alias_p): Remove.
6664 (set_uids_in_ptset): Take the alias set to prune with as
6665 parameter. Fold in the alias test of may_alias_p.
6666 (compute_points_to_sets): Compute whether a ptr is dereferenced
6668 (process_constraint): Deal with &ANYTHING on the lhs, reject all
6669 other ADDRESSOF constraints on the lhs.
6670 (get_constraint_for_component_ref): Assert that we don't get
6671 ADDRESSOF constraints from the base of the reference.
6672 Properly generate UNKNOWN_OFFSET for DEREF if needed.
6673 (struct variable_info): Remove collapsed_to member.
6674 (get_varinfo_fc): Remove.
6675 (new_var_info): Do not set collapsed_to.
6676 (dump_constraint): Do not follow cycles.
6677 (dump_constraint_graph): Likewise.
6678 (build_pred_graph): Likewise.
6679 (build_succ_graph): Likewise.
6680 (rewrite_constraints): Likewise.
6681 (do_simple_structure_copy): Remove.
6682 (do_rhs_deref_structure_copy): Remove.
6683 (do_lhs_deref_structure_copy): Remove.
6684 (collapse_rest_of_var): Remove.
6685 (do_structure_copy): Re-implement.
6686 (pta_stats): New global variable.
6687 (dump_pta_stats): New function.
6688 (struct constraint_expr): Make offset signed.
6689 (UNKNOWN_OFFSET): Define special value.
6690 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
6691 (solution_set_expand): New helper function split out from ...
6692 (do_sd_constraint): ... here.
6693 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
6694 (do_ds_constraint): Likewise.
6695 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
6696 and CALLUSED = *CALLUSED.
6697 (set_union_with_increment): Make inc argument signed.
6698 (type_safe): Remove.
6699 (get_constraint_for_ptr_offset): Handle unknown and negative
6701 (first_vi_for_offset): Handle offsets before start. Bail
6702 out early for offsets beyond the variable extent.
6703 (first_or_preceding_vi_for_offset): New function.
6704 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
6705 Together with ESCAPED = *ESCAPED this properly computes reachability.
6706 (find_what_var_points_to): New function.
6707 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
6708 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
6709 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
6710 pt_solutions_intersect): New functions.
6711 (compute_call_used_vars): Remove.
6712 (compute_may_aliases): New main entry into PTA computation.
6713 * gimple.h (gimple_p): New typedef.
6714 (struct gimple_statement_base): Remove references_memory_p.
6715 (struct gimple_statement_with_memory_ops_base): Remove
6716 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
6718 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
6719 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
6720 gimple_set_references_memory): Remove.
6721 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
6722 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
6724 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
6725 (verify_expr): Allow RESULT_DECL.
6726 (gimple_duplicate_bb): Do not copy virtual operands.
6727 (gimple_duplicate_sese_region): Adjust.
6728 (gimple_duplicate_sese_tail): Likewise.
6729 (mark_virtual_ops_in_region): Remove.
6730 (move_sese_region_to_fn): Do not call it.
6731 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
6732 and pass_simple_dse.
6733 (execute_function_todo): Handle TODO_update_address_taken,
6734 call execute_update_addresses_taken for TODO_rebuild_alias.
6735 (execute_todo): Adjust.
6736 (execute_one_pass): Init dump files early.
6737 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
6739 (create_general_new_stmt): Clear vops.
6740 * tree-ssa-reassoc.c (get_rank): Adjust.
6741 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
6742 symbols for renaming.
6743 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
6744 (PARAM_AVG_ALIASED_VOPS): Likewise.
6745 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
6746 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
6747 * tree-ssa-operands.c: Simplify for new virtual operand representation.
6748 (operand_build_cmp, copy_virtual_operands,
6749 create_ssa_artificial_load_stmt, add_to_addressable_set,
6750 gimple_add_to_addresses_taken): Remove public functions.
6751 (unlink_stmt_vdef): New function.
6753 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6755 * config.gcc (powerpc-*-linux*): Merge variants.
6757 2009-04-02 Chao-ying Fu <fu@mips.com>
6758 James Grosbach <james.grosbach@microchip.com>
6760 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
6761 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
6763 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
6764 keep_interrupts_masked_p, use_debug_exception_return_p.
6765 (mips_attribute_table): Add interrupt, use_shadow_register_set,
6766 keep_interrupts_masked, use_debug_exception_return.
6767 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
6768 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
6770 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
6771 (mips_print_operand): Process COP0 registers to print $0 .. $31
6772 correctly for GAS to process.
6773 (mips_interrupt_extra_call_saved_reg_p): New function.
6774 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
6776 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6777 (mips_compute_frame_info): Add supports for interrupt context that
6778 includes doubleword accumulators and COP0 registers.
6779 (mips_for_each_saved_acc): New function.
6780 (mips_for_each_saved_gpr_and_fpr): Change the function name from
6781 mips_for_each_saved_reg.
6782 (mips_save_reg): Save accumulators.
6783 (mips_kernel_reg_p): A new for_each_rtx callback.
6784 (mips_expand_prologue): Support interrupt handlers.
6785 (mips_restore_reg): Restore accumulators.
6786 (mips_expand_epilogue): Support interrupt handlers.
6787 (mips_can_use_return_insn): Return false for interrupt handlers.
6788 (mips_epilogue_uses): New function.
6789 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
6790 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
6791 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
6792 cop0_move): New instructions.
6793 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
6794 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
6796 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
6798 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
6799 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
6800 interrupt handlers, we use K0 as the temporary register.
6801 (EPILOGUE_USES): Change to a function call.
6802 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
6803 handlers, we use K0 as the temporary register.
6805 * doc/extend.texi (Function Attributes): Document interrupt,
6806 use_shadow_register_set, keep_interrupts_masked,
6807 use_debug_exception_return for MIPS attributes.
6809 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6811 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
6812 Remove a number of t-files from tmake_file.
6813 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
6814 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
6815 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
6816 target_prototype, not TARGET_PROTOTYPE.
6817 (LINK_OS_GNU_SPEC): Define.
6818 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
6819 and darwin-ldoubdle.c.
6821 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6824 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
6825 (cpp_options): Ditto.
6826 (default_compilers): Ditto.
6827 (display_help): Ditto.
6828 (process_command): Ditto.
6830 (set_input): Use lbasename instead of duplicate code.
6831 (save_temps_prefix): New static for -save-temps=obj.
6832 (save_temps_length): Ditto.
6834 * doc/invoke.texi (-save-temps=obj): Document new variant to
6837 2009-04-02 Jeff Law <law@redhat.com>
6839 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
6842 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
6844 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
6845 * configure: Regenerated.
6847 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6849 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
6850 share the argument list.
6852 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6856 2009-02-12 Diego Novillo <dnovillo@google.com>
6858 * varpool.c (debug_varpool): New.
6859 * cgraph.h (debug_varpool): Declare.
6861 2009-04-02 Jan Hubicka <jh@suse.cz>
6863 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
6866 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
6868 * config/i386/i386.c (ix86_abi): Move initialization to ...
6869 (override_options): Here.
6871 2009-04-02 Christian Bruel <christian.bruel@st.com>
6873 * config/sh/sh.c (sh_dwarf_register_span): New function.
6874 (TARGET_DWARF_REGISTER_SPAN): Define.
6875 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
6877 2009-04-02 Ira Rosen <irar@il.ibm.com>
6879 PR tree-optimization/39595
6880 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
6881 interleaved loads group is not greater than the SLP group size.
6883 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6885 * builtins.c (is_builtin_name): New.
6886 (called_as_built_in): Use is_builtin_name.
6887 * tree.h (is_builtin_name): New.
6888 * varasm.c (incorporeal_function_p): Use is_builtin_name
6890 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
6892 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
6894 2009-04-02 Dodji Seketeli <dodji@redhat.com>
6897 * c-decl.c (clone_underlying_type): Move this ...
6898 * c-common.c (set_underlying_type): ... here.
6899 Also, make sure the function properly sets TYPE_STUB_DECL() on
6900 the newly created typedef variant type.
6901 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
6902 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
6905 2009-04-02 Richard Guenther <rguenther@suse.de>
6907 PR tree-optimization/37221
6908 * tree-flow.h (degenerate_phi_result): Declare.
6909 * tree-ssa-dom.c (degenerate_phi_result): Export.
6910 * tree-scalar-evolution.c (analyze_initial_condition): If
6911 the initial condition is defined by a degenerate PHI node
6912 use the degenerate value.
6914 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
6916 PR rtl-optimization/39588
6917 * combine.c (merge_outer_ops): Do not set the constant when this
6919 (simplify_shift_const_1): Do not modify it either in this case.
6921 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
6923 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
6924 tuning is deprecated if -mtune value is set to an Itanium1 variant.
6926 2009-04-01 Janis Johnson <janis187@us.ibm.com>
6929 * c-lex.c (interpret_float): Default (no suffix) is double.
6931 2009-04-1 Xinliang David Li <davidxl@google.com>
6933 * config/i386/i386.c (legitimate_constant_p): Recognize
6934 all one vector constant.
6936 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6938 * config/vax/vax.c: Add #includes to silence warnings.
6939 Change #include order to silence two warnings.
6941 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6943 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
6944 (ASM_SPEC): Pass -k to the assembler for PIC code.
6946 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6948 * config.gcc: Add vax-*-linux* to the switch.
6949 * config/vax/linux.h: New file. (TARGET_VERSION,
6950 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
6952 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6954 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
6955 Use predicate macros instead of GET_CODE() == foo.
6956 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
6957 ashlsi3, rotrsi3, <unnamed>): Likewise.
6959 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6961 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
6962 jbbccihi, jbbccisi): Remova trailing whitespace.
6963 * config/vax/constraints.md: Likewise.
6964 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6965 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
6966 * config/vax/predicates.md: Likewise.
6967 * config/vax/vax.c (print_operand_address, vax_output_int_move,
6968 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
6969 * config/vax/vax.h: Likewise.
6970 * config/vax/vax.md (nonlocal_goto): Likewise.
6972 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6974 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
6975 (indirectable_address_p, adjacent_operands_p): Add spaces around
6977 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
6979 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6981 * config/vax/vax.c (legitimate_constant_address_p,
6982 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
6983 index_term_p, reg_plus_index_p, legitimate_address_p,
6984 vax_mode_dependent_address_p): Update comments to match functions
6985 modified by the recent int->bool conversion.
6987 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6989 * config/vax/builtins.md: Update copyright message.
6990 * config/vax/constraints.md: Likewise.
6991 * config/vax/netbsd-elf.h: Likewise.
6992 * config/vax/predicates.md: Likewise.
6993 * config/vax/vax-protos.h: Likewise.
6994 * config/vax/vax.c: Likewise.
6995 * config/vax/vax.h: Likewise.
6996 * config/vax/vax.md: Likewise.
6997 * config/vax/vax.opt: Likewise.
6999 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7001 * config/vax/builtins.md (ffssi2, ffssi2_internal,
7002 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
7003 * config/vax/constraints.md (B, R): Likewise.
7004 * config/vax/predicates.md (external_memory_operand,
7005 nonimmediate_addsub_di_operand): Likewise.
7006 * config/vax/vax.c (vax_output_int_add): Likewise.
7007 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
7008 untyped_call): Likewise.
7010 2009-04-01 Matt Thomas <matt@3am-software.com>
7012 * config/vax/predicates.md: New file.
7013 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
7014 external_const_operand, nonsymbolic_operand, external_memory_operand,
7015 indirect_memory_operand, indexed_memory_operand,
7016 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
7017 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
7019 * config/vax/constraints.md: New file.
7020 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
7022 * config/vax/builtins.md: New file.
7023 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
7024 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
7026 * config/vax/vax.opt (mqmath): Add option.
7027 * config/vax/vax.md (isfx): Extend with DI.
7028 (VAXintQH, VAXintQHSD): Define.
7029 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
7030 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
7031 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
7032 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
7033 (movdi): Update constraints and use vax_output_int_move().
7034 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
7035 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
7036 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
7037 nonlocal_goto): New.
7038 (mov<mode>): Extend accepted operand types.
7039 (subdi3_old): Rename from subdi3, change update constraints and use
7040 a new implementation.
7041 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
7042 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
7043 MOVE_RATIO, CLEAR_RATIO): Define.
7044 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
7045 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
7046 (PRINT_OPERAND): Redefine using a function instead of inlined code.
7047 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
7048 (split_quadword_operands): Make static and really allow variable
7050 (print_operand_address): Update for PIC generation.
7051 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
7052 indexable_address_p, fixup_mathdi_operand,
7053 vax_expand_addsub_di_operands, adjacent_operands_p): New.
7054 (vax_float_literal, legitimate_constant_p,
7055 indirectable_constant_address_p, index_term_p,
7056 reg_plus_index_p): Return bool instead of int.
7057 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
7059 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
7061 (vax_output_conditional_branch): Indent.
7062 (legitimate_constant_address_p, indirectable_constant_address_p,
7063 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
7064 vax_mode_dependent_address_p): Return bool instead of int, update for
7066 * config/vax/vax-protos.h (legitimate_constant_address_p,
7067 legitimate_constant_p, legitimate_address_p,
7068 vax_mode_dependent_address_p): Change declaration to bool.
7069 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
7070 vax_expand_addsub_di_operands, vax_output_int_subtract,
7071 vax_output_movmemsi): Declare.
7072 (split_quadword_operands, vax_float_literal): Delete declaration.
7073 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
7074 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
7075 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
7076 ASM_OUTPUT_DWARF_PCREL): Define.
7077 (ASM_SPEC): Change definition to allow PIC generation.
7079 2009-04-01 Steve Ellcey <sje@cup.hp.com>
7081 * doc/sourcebuild.texi: Update front-end requirements.
7083 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7086 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
7087 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
7088 (booldi3_internal3): Use boolean_or_operator instead of
7091 2009-04-01 Joseph Myers <joseph@codesourcery.com>
7094 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
7095 declarator whose size is not an integer constant expression but
7096 folds to an integer constant, then treat it as a constant
7099 2009-04-01 Richard Guenther <rguenther@suse.de>
7101 * fold-const.c (fold_plusminus_mult_expr): Do not fold
7102 i * 4 + 2 to (i * 2 + 1) * 2.
7104 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7107 * c-parser.c (c_parser_asm_statement): Skip until close paren and
7108 return if c_parser_asm_string_literal returned NULL.
7110 2009-04-01 Nick Clifton <nickc@redhat.com>
7112 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
7114 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
7115 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
7116 other typedefs to avoid conflicts with libgcc2.c. Define labels
7117 to gain 16-bit bit-manipulation functions from libgcc2.c and then
7119 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
7120 to gain 16-bit trapping arithmetic functions from libgcc2.c and
7123 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
7125 * varasm.c (default_function_rodata_section): Declare DOT as
7128 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
7129 Andrey Galkin <agalkin@hypercom.com>
7132 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
7133 Make object_name unique for each process.
7135 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7138 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
7139 addressable variables in the parallel that could go out of scope while
7140 running queued tasks.
7142 2009-04-01 Anatoly Sokolov <aesok@post.ru>
7144 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
7145 (CASE_VALUES_THRESHOLD): Redefine.
7146 * config/avr/avr.c (avr_override_options): Remove initialization of
7147 avr_case_values_threshold variable.
7148 (avr_case_values_threshold): Remove variable. Add new function.
7149 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
7150 * config/avr/avr.opt (mno-tablejump): Remove option.
7151 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
7153 2009-04-01 DJ Delorie <dj@redhat.com>
7155 * varasm.c (default_function_rodata_section): Don't assume
7156 anything about where the first '.' in the section name is.
7158 2009-04-01 Alan Modra <amodra@bigpond.net.au>
7160 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
7161 rs6000_emit_stack_tie.
7163 2009-03-31 Ian Lance Taylor <iant@google.com>
7165 * tree-eh.c (tree_remove_unreachable_handlers): Compare
7166 gimple_code with GIMPLE_RESX, not RESX.
7168 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7170 * c-common.c (c_get_ident): New.
7171 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
7173 2009-04-01 Ben Elliston <bje@au.ibm.com>
7175 * config/rs6000/sysv4.opt (msdata): Improve option description.
7177 2009-03-31 Steve Ellcey <sje@cup.hp.com>
7179 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
7180 (divdf3_internal_lat): Remove.
7181 (divxf3_internal_lat): Remove.
7182 (divxf3_internal_thr): Remove.
7183 (divxf): Use divxf3_internal.
7184 * config/ia64/div.md (divsf3_internal_lat): New.
7185 (divdf3_internal_lat): New.
7186 (divxf3_internal): New.
7188 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7191 * Makefile.in (USE_GCC_STDINT): Define.
7192 (stmp-int-hdrs): Install stdint.h if applicable.
7193 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
7195 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
7196 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
7197 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7198 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7199 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7200 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7201 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7202 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7203 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7204 (c_common_nodes_and_builtins): Initialize
7205 underlying_wchar_type_node. Do not initialize
7206 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
7207 nodes for new types.
7208 (c_stddef_cpp_builtins): Define macros for new types.
7209 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
7211 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
7212 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
7213 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
7214 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
7215 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
7216 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
7217 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
7218 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
7219 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
7220 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
7221 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
7222 int16_type_node, int32_type_node, int64_type_node,
7223 uint8_type_node, uint16_type_node, c_uint32_type_node,
7224 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
7225 int_least32_type_node, int_least64_type_node,
7226 uint_least8_type_node, uint_least16_type_node,
7227 uint_least32_type_node, uint_least64_type_node,
7228 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
7229 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
7230 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
7231 uintptr_type_node): Define.
7232 * c-cppbuiltin.c (builtin_define_constants,
7233 builtin_define_type_minmax): New.
7234 (builtin_define_stdint_macros): Define more macros.
7235 (c_cpp_builtins): Define more limit macros.
7237 (builtin_define_type_max): Define in terms of
7238 builtin_define_type_minmax. Remove is_long parameter. All
7240 * config.gcc (use_gcc_stdint): Define.
7241 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
7242 Add newlib-stdint.h for generic targets.
7243 * config/glibc-stdint.h, config/newlib-stdint.h,
7244 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
7245 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
7246 * config/score/score.h (UINTPTR_TYPE): Define.
7247 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7248 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7249 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7250 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7251 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7252 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7253 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7254 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7255 * config/spu/spu.h (STDINT_LONG32): Define.
7256 * configure.ac (use_gcc_stdint): Substitute.
7257 * configure: Regenerate.
7258 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
7259 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
7260 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
7261 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
7262 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
7263 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
7264 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
7265 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
7266 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
7267 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
7268 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
7269 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
7270 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
7271 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
7272 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
7273 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
7274 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
7275 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
7276 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
7277 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
7278 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
7279 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
7280 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7281 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7282 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7283 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7284 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7285 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7286 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
7288 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
7290 * loop-iv.c (suitable_set_for_replacement): Renamed from
7291 simplify_using_assignment; changed to return bool and to accept new
7292 args DEST and SRC. Return true iff we find a source/destination pair
7293 that can be used to make a replacement, and fill SRC and DEST if so.
7294 Remove arg ALTERED. Don't deal with altered regs here. All callers
7296 (simplify_using_initial_values): Deal with altered regs here and track
7297 more precisely the effect they have on the validity of our expression.
7299 * loop-iv.c (simplify_using_condition): A condition of the form
7300 (EQ REG CONST) can be used to simply make a substitution.
7301 (simplify_using_initial_values): Keep track of conditions we have seen
7302 and keep using them to simplify new expressions, while applying the
7303 same substitutions to them as to the expression.
7305 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7306 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
7309 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
7310 changed. Use this when trying to improve the upper bound.
7311 Generate the comparison by using simplify_gen_relational.
7313 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
7315 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
7317 (simplify_using_assignment, simplify_using_initial_values): Call
7318 replace_in_expr to make replacements. Call replace_single_def_regs
7319 once on the initial version of the expression.
7321 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7324 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
7326 2009-03-31 Richard Guenther <rguenther@suse.de>
7329 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
7330 equality comparisons. Fold C - X CMP X if C % 2 == 1.
7332 2009-03-31 Richard Guenther <rguenther@suse.de>
7334 * tree.h (div_if_zero_remainder): Declare.
7335 * fold-const.c (div_if_zero_remainder): Export.
7336 * tree-ssa-forwprop.c
7337 (forward_propagate_addr_into_variable_array_index): Handle
7338 constant array index addition outside of the variable index.
7340 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7343 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
7344 define_splits, floatunssi<mode>2): Require x87 conversions from
7345 DImode to be permitted.
7347 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7349 PR preprocessor/15638
7350 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
7352 2009-03-31 Richard Guenther <rguenther@suse.de>
7356 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
7357 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
7358 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
7359 a separate statement.
7360 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
7361 (lookup_tmp_var): Likewise.
7362 (is_gimple_formal_tmp_or_call_rhs): Remove.
7363 (is_gimple_reg_or_call_rhs): Rename to ...
7364 (is_gimple_reg_rhs_or_call): ... this.
7365 (is_gimple_mem_or_call_rhs): Rename to ...
7366 (is_gimple_mem_rhs_or_call): ... this.
7367 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
7368 DECL_GIMPLE_REG_P only if is_formal is true.
7369 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
7370 for non-proper post-modify expression gimplification.
7371 (gimplify_self_mod_expr): For post-modify expressions gimplify
7372 the lvalue to a minimal lvalue.
7373 (rhs_predicate_for): Remove formal temp case.
7374 (gimplify_modify_expr_rhs): Likewise.
7375 (gimplify_addr_expr): Use is_gimple_reg.
7376 (gimplify_expr): Remove formal temp cases.
7377 (gimple_regimplify_operands): Likewise.
7378 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
7379 and FILTER_EXPR like constants.
7380 * gimple.c (walk_gimple_op): Fix val_only initialization, use
7382 (is_gimple_formal_tmp_rhs): Remove.
7383 (is_gimple_reg_rhs): Remove special casing.
7384 (is_gimple_mem_rhs): Fix.
7385 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
7386 (is_gimple_formal_tmp_var): Remove.
7387 (is_gimple_formal_tmp_reg): Likewise.
7388 (is_gimple_min_lval): Allow invariant component ref parts.
7389 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
7390 is_gimple_formal_tmp_reg): Remove declarations.
7391 * tree-cfg.c (verify_expr): Verify that variables with address
7392 taken do not have DECL_GIMPLE_REG_P set.
7393 * tree-mudflap.c (mf_build_check_statement_for): Use
7394 force_gimple_operand instead of gimplify_expr.
7396 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
7398 * modulo-sched.c (sms_schedule_by_order): Pass the actual
7399 schedulable rows to compute_split_row.
7401 2009-03-31 Ben Elliston <bje@au.ibm.com>
7404 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
7407 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7409 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
7410 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
7411 * configure: Regenerate.
7412 * config.in: Regenerate.
7413 * config/rs6000/rs6000.opt (mtls-markers): Add.
7414 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
7415 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
7416 (tls_ld_aix, tls_ld_sysv): Likewise.
7417 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
7418 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
7420 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7422 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
7424 2009-03-30 Jan Hubicka <jh@suse.cz>
7426 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
7428 (tree_remove_unreachable_handlers): Cleanup EH predecestor
7429 detection and label handling.
7431 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7433 * ira-int.h (ira_allocno): Rename left_conflicts_num to
7434 left_conflicts_size.
7435 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
7436 ALLOCNO_LEFT_CONFLICTS_SIZE.
7438 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
7439 remove_allocno_from_bucket_and_push,
7440 allocno_spill_priority_compare, push_allocnos_to_stack,
7441 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7442 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
7443 (setup_allocno_left_conflicts_num): Ditto. Rename to
7444 setup_allocno_left_conflicts_size.
7445 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7446 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
7447 setup_allocno_left_conflicts_size instead of
7448 setup_allocno_left_conflicts_num.
7450 * ira-build.c (ira_create_allocno): Use
7451 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
7452 ALLOCNO_LEFT_CONFLICTS_NUM.
7454 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7456 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7457 instead of DF_LR_OUT.
7459 * ira-lives.c (process_bb_node_lives): Ditto.
7461 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7462 instead of DF_LR_{OUT,IN}.
7464 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7466 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7468 2009-03-30 Jan Hubicka <jh@suse.cz>
7470 * except.c (label_to_region_map): Fix thinko.
7472 2009-03-30 Steve Ellcey <sje@cup.hp.com>
7475 * tree.h (tree_find_value): New declaration.
7476 * tree.c (tree_find_value): New function.
7477 * varasm.c (assemble_external): Avoid duplicate entries on lists.
7479 2009-03-30 Jakub Jelinek <jakub@redhat.com>
7482 * c-decl.c (struct c_binding): Add locus field.
7483 (bind): Add locus argument, set locus field from it.
7484 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
7485 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
7486 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
7487 implicitly_declare, undeclared_variable, lookup_label,
7488 declare_label, c_make_fname_decl, c_builtin_function,
7489 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
7492 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
7495 * config/i386/i386.c (classify_argument): Check total size of
7498 2009-03-30 Martin Jambor <mjambor@suse.cz>
7500 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
7501 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
7502 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
7505 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
7506 seen_variable_array_ref while also traversing a union.
7508 * tree-inline.c (optimize_inline_calls): Do not call
7509 cgraph_node_remove_callees.
7510 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
7511 (pass_remove_cgraph_callee_edges): New variable.
7512 * passes.c (init_optimization_passes): Add
7513 pass_remove_cgraph_callee_edges after early inlining and before all
7514 late intraprocedural passes.
7516 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
7518 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7520 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
7523 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7525 * combine.c (simplify_comparison): Use have_insn_for.
7526 * dojump.c (do_jump): Likewise.
7528 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7530 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
7531 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
7532 sparc_compare_op0 like sparc_compare_emitted used to be handled.
7533 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
7534 instead of sparc_compare_emitted.
7535 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
7536 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
7537 instead of sparc_compare_emitted.
7539 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7541 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
7542 enter/exit cfglayout mode.
7543 (pass_partition_block): Require it.
7544 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
7545 (combine_instructions): Track basic blocks instead of labels.
7546 (update_cfg_for_uncondjump): New.
7547 (try_combine): Use it. Update jumps after rescanning.
7548 (pass_combine): Require PROP_cfglayout.
7549 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
7551 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7553 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
7554 Provide/destroy PROP_cfglayout respectively.
7555 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
7556 * tree-pass.h (PROP_cfglayout): New.
7558 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7560 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
7561 fold_convert_const_fixed_from_fixed,
7562 fold_convert_const_fixed_from_int,
7563 fold_convert_const_fixed_from_real, fold_negate_const): Do not
7564 set TREE_CONSTANT_OVERFLOW.
7565 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
7566 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
7568 2009-03-30 Ira Rosen <irar@il.ibm.com>
7570 * tree-vect-loop-manip.c: New file.
7571 * tree-vectorizer.c: Update documentation and included files.
7572 (vect_loop_location): Make extern.
7573 (rename_use_op): Move to tree-vect-loop-manip.c
7574 (rename_variables_in_bb, rename_variables_in_loop,
7575 slpeel_update_phis_for_duplicate_loop,
7576 slpeel_update_phi_nodes_for_guard1,
7577 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
7578 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
7579 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
7580 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
7581 find_loop_location): Likewise.
7582 (new_stmt_vec_info): Move to tree-vect-stmts.c.
7583 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
7584 get_vectype_for_scalar_type, vect_is_simple_use,
7585 supportable_widening_operation, supportable_narrowing_operation):
7587 (bb_in_loop_p): Move to tree-vect-loop.c.
7588 (new_loop_vec_info, destroy_loop_vec_info,
7589 reduction_code_for_scalar_code, report_vect_op,
7590 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
7591 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
7592 (vect_supportable_dr_alignment): Likewise.
7593 * tree-vectorizer.h (tree-data-ref.h): Include.
7594 (vect_loop_location): Declare.
7595 Reorganize function declarations according to the new file structure.
7596 * tree-vect-loop.c: New file.
7597 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
7598 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
7599 * tree-vect-data-refs.c: New file.
7600 * tree-vect-patterns.c (timevar.h): Don't include.
7601 * tree-vect-stmts.c: New file.
7602 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
7603 tree-vect-slp.c, tree-vect-loop.c.
7604 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
7605 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
7606 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
7607 (tree-vect-analyze.o): Remove.
7608 (tree-vect-transform.o): Likewise.
7609 (tree-vect-data-refs.o): Add rule.
7610 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
7611 tree-vect-slp.o): Likewise.
7612 (tree-vect-patterns.o): Remove redundant dependencies.
7613 (tree-vectorizer.o): Likewise.
7614 * tree-vect-slp.c: New file.
7616 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7618 * optc-gen.awk: Warn if an option flag has multiple different
7621 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
7623 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
7624 -floop-block): Document dependences on PPL, CLooG and Graphite.
7626 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7628 PR rtl-optimization/323
7629 * c-common.c (c_fully_fold, convert_and_check,
7630 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
7631 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
7632 * c-common.def (EXCESS_PRECISION_EXPR): New.
7633 * c-cppbuiltin.c (builtin_define_float_constants): Define
7634 constants with enough digits for long double.
7635 * c-lex.c (interpret_float): Interpret constant with excess
7636 precision where appropriate.
7637 * c-opts.c (c_common_post_options): Set
7638 flag_excess_precision_cmdline. Give an error for
7639 -fexcess-precision=standard for C++ for processors where the
7640 option is significant.
7641 * c-parser.c (c_parser_conditional_expression): Handle excess
7642 precision in condition.
7643 * c-typeck.c (convert_arguments): Handle arguments with excess
7645 (build_unary_op): Move excess precision outside operation.
7646 (build_conditional_expr): Likewise.
7647 (build_compound_expr): Likewise.
7648 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
7649 (build_modify_expr): Handle excess precision in RHS.
7650 (convert_for_assignment): Handle excess precision in converted
7652 (digest_init, output_init_element, process_init_element): Handle
7653 excess precision in initializer.
7654 (c_finish_return): Handle excess precision in return value.
7655 (build_binary_op): Handle excess precision in operands and add
7656 excess precision as needed for operation.
7657 * common.opt (-fexcess-precision=): New option.
7658 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
7659 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
7660 For standard excess precision, output explicit conversion to and
7661 truncation from XFmode.
7662 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
7663 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
7664 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
7665 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
7666 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
7667 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
7668 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
7669 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
7670 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
7671 define_splits, sqrt<mode>2): Disable where appropriate for
7672 standard excess precision.
7673 * convert.c (convert_to_real): Do not shorten arithmetic to type
7674 for which excess precision would be used.
7675 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
7676 * doc/invoke.texi (-fexcess-precision=): Document option.
7677 (-mfpmath=): Correct index entry.
7678 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
7679 flag_excess_precision): New.
7680 * langhooks.c (lhd_post_options): Set
7681 flag_excess_precision_cmdline.
7682 * opts.c (common_handle_option): Handle -fexcess-precision=.
7683 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
7684 init_excess_precision): New.
7685 (lang_dependent_init_target): Call init_excess_precision.
7686 * tree.c (excess_precision_type): New.
7687 * tree.h (excess_precision_type): Declare.
7689 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7692 * c-typeck.c (build_component_ref): Do not copy qualifiers from
7693 non-lvalue to component.
7695 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7697 PR preprocessor/34695
7698 * Makefile.in (c-opts.o): Depend on c-tree.h.
7699 * c-common.c: Move down include of diagnostic.h.
7700 (done_lexing, c_cpp_error): New.
7701 * c-common.h (done_lexing): Declare.
7702 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
7704 * c-opts.c: Include c-tree.h.
7705 (c_common_init_options): Set preprocessor error callback.
7706 (c_common_handle_option): Do not set preprocessor
7707 inhibit_warnings, warnings_are_errors, warn_system_headers,
7708 pedantic_errors or inhibit_warnings flags.
7709 (c_common_post_options): Do not check cpp_errors (parse_in).
7710 (c_common_finish): Do not output dependencies if there were
7711 errors. Do not check return value of cpp_finish.
7712 * c-ppoutput.c (pp_file_change): Set input_location.
7713 * c-tree.h (c_cpp_error): Declare.
7714 * diagnostic.c (diagnostic_set_info_translated): Also initialize
7716 (diagnostic_build_prefix): Check override_column.
7717 * diagnostic.h (diagnostic_info): Add override_column field.
7718 (diagnostic_override_column): Define.
7720 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
7722 * c-common.c (c_expand_expr, c_staticp): Remove.
7723 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
7724 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
7725 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
7726 * c-gimplify.c (gimplify_compound_literal_expr,
7727 optimize_compound_literals_in_ctor): Remove.
7728 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
7729 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
7730 * c-semantics.c (emit_local_var): Remove.
7732 * langhooks-def.h (lhd_expand_expr): Remove.
7733 * langhooks.c (lhd_expand_expr): Remove.
7734 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
7736 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
7737 handling from c-semantics.c; don't call into langhook.
7738 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
7739 * gimplify.c (gimplify_compound_literal_expr,
7740 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
7741 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
7742 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
7743 as was done in c-gimplify.c.
7744 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
7745 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
7746 Move from c-common.h.
7747 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
7749 * tree.c (staticp): Do not call langhook.
7750 * langhooks.c (lhd_staticp): Delete.
7751 * langhooks-def.h (lhd_staticp): Delete prototype.
7752 (LANG_HOOKS_STATICP): Delete.
7753 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
7755 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
7756 instead of DECL_STMTs.
7758 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7766 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
7768 (fold_call_expr): Return a NOP_EXPR from folding rather than the
7769 contained expression.
7770 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
7771 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
7772 conditional expressions for C.
7773 (decl_constant_value_for_optimization): Move from
7774 decl_constant_value_for_broken_optimization in c-typeck.c. Check
7775 whether optimizing and that the expression is a VAR_DECL not of
7776 array type instead of doing such checks in the caller. Do not
7777 check pedantic. Call gcc_unreachable for C++.
7778 * c-common.def (C_MAYBE_CONST_EXPR): New.
7779 * c-common.h (c_fully_fold, c_save_expr,
7780 decl_constant_value_for_optimization): New prototypes.
7781 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7782 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7783 EXPR_INT_CONST_OPERANDS): Define.
7784 * c-convert.c (convert): Strip nops from expression.
7785 * c-decl.c (groktypename): Take extra parameters expr and
7786 expr_const_operands. Update call to grokdeclarator.
7787 (start_decl): Update call to grokdeclarator. Add statement for
7788 expressions used in type of decl.
7789 (grokparm): Update call to grokdeclarator.
7790 (push_parm_decl): Update call to grokdeclarator.
7791 (build_compound_literal): Add parameter non_const and build a
7792 C_MAYBE_COSNT_EXPR if applicable.
7793 (grokdeclarator): Take extra parameters expr and
7794 expr_const_operands. Track expressions used in declaration
7795 specifiers and declarators. Fold array sizes and track whether
7796 they are constant expressions and whether they are integer
7797 constant expressions.
7798 (parser_xref_tag): Set expr and expr_const_operands fields in
7800 (grokfield): Update call to grokdeclarator.
7801 (start_function): Update call to grokdeclarator.
7802 (build_null_declspecs): Set expr and expr_const_operands fields in
7804 (declspecs_add_type): Handle expressions in typeof specifiers.
7805 * c-parser.c (c_parser_declspecs): Set expr and
7806 expr_const_operands fields for declaration specifiers.
7807 (c_parser_enum_specifier): Likewise.
7808 (c_parser_struct_or_union_specifier): Likewise.
7809 (c_parser_typeof_specifier): Likewise. Update call to
7810 groktypename. Fold expression as needed. Return expressions with
7811 type instead of adding statements.
7812 (c_parser_attributes): Update calls to c_parser_expr_list.
7813 (c_parser_statement_after_labels): Fold expression before passing
7814 to objc_build_throw_stmt.
7815 (c_parser_condition): Fold expression.
7816 (c_parser_asm_operands): Fold expression.
7817 (c_parser_conditional_expression): Use c_save_expr. Update call
7818 to build_conditional_expr.
7819 (c_parser_alignof_expression): Update call to groktypename.
7820 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
7821 original_code. Fold expression argument of va_arg. Create
7822 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
7823 argument to va_arg. Update calls to groktypename. Fold array
7824 index for offsetof. Verify that first argument to
7825 __builtin_choose_expr has integer type.
7826 (c_parser_postfix_expression_after_paren_type): Update calls to
7827 groktypename and build_compound_literal. Handle expressions with
7828 side effects in type name.
7829 (c_parser_postfix_expression_after_primary): Update call to
7830 c_parser_expr_list. Set original_code for calls to
7831 __builtin_constant_p.
7832 (c_parser_expr_list): Take extra parameter fold_p. Fold
7833 expressions if requested.
7834 (c_parser_objc_type_name): Update call to groktypename.
7835 (c_parser_objc_synchronized_statement): Fold expression.
7836 (c_parser_objc_receiver): Fold expression.
7837 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
7838 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
7839 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
7840 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
7841 (struct c_typespec): Add elements expr and expr_const_operands.
7842 (struct c_declspecs): Add elements expr and expr_const_operands.
7843 (groktypename, build_conditional_expr, build_compound_literal):
7845 (in_late_binary_op): Declare.
7846 * c-typeck.c (note_integer_operands): New function.
7847 (in_late_binary_op): New variable.
7848 (decl_constant_value_for_broken_optimization): Move to c-common.c
7849 and rename to decl_constant_value_for_optimization.
7850 (default_function_array_conversion): Do not strip nops.
7851 (default_conversion): Do not call
7852 decl_constant_value_for_broken_optimization.
7853 (build_array_ref): Do not fold result.
7854 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
7855 result when operand is a VLA.
7856 (c_expr_sizeof_type): Update call to groktypename. Handle
7857 expressions included in type name. Use C_MAYBE_CONST_EXPR for
7858 result when operand names a VLA type.
7859 (build_function_call): Update call to build_compound_literal.
7860 Only fold result for calls to __builtin_* functions. Strip
7861 NOP_EXPR from INTEGER_CST returned from such functions. Fold
7862 the function designator.
7863 (convert_arguments): Fold arguments. Update call to
7864 convert_for_assignment.
7865 (build_unary_op): Handle increment and decrement of
7866 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
7867 decrement earlier. Fold operand of increment and decrement.
7868 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
7869 built for integer operand. Wrap returns that are INTEGER_CSTs
7870 without being integer constant expressions or that have integer
7871 constant operands without being INTEGER_CSTs.
7872 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
7873 (build_conditional_expr): Add operand ifexp_bcp. Track whether
7874 result is an integer constant expression or can be used in
7875 unevaluated parts of one and avoid folding and wrap as
7876 appropriate. Fold operands before possibly doing -Wsign-compare
7878 (build_compound_expr): Wrap result for C99 if operands can be used
7879 in integer constant expressions.
7880 (build_c_cast): Update call to digest_init. Do not ignore
7881 overflow from casting floating-point constants to integers. Wrap
7882 results that could be confused with integer constant expressions,
7883 null pointer constants or floating-point constants.
7884 (c_cast_expr): Update call to groktypename. Handle expressions
7885 included in type name.
7886 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
7887 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
7888 Update calls to convert_for_assignment.
7889 (convert_for_assignment): Take new parameter
7890 null_pointer_constant. Do not strip nops or call
7891 decl_constant_value_for_broken_optimization. Set
7892 in_late_binary_op for conversions to boolean.
7893 (store_init_value): Update call to digest_init.
7894 (digest_init): Take new parameter null_pointer_constant. Do not
7895 call decl_constant_value_for_broken_optimization. pedwarn for
7896 initializers not constant expressions. Update calls to
7897 convert_for_assignment.
7898 (constructor_nonconst): New.
7899 (struct constructor_stack): Add nonconst element.
7900 (really_start_incremental_init, push_init_level, pop_init_level):
7901 Handle constructor_nonconst and nonconst element.
7902 (set_init_index): Call constant_expression_warning for array
7904 (output_init_element): Fold value. Set constructor_nonconst as
7905 applicable. pedwarn for initializers not constant expressions.
7906 Update call to digest_init. Call constant_expression_warning
7907 where constant initializers are required.
7908 (process_init_element): Use c_save_expr.
7909 (c_finish_goto_ptr): Fold expression.
7910 (c_finish_return): Fold return value. Update call to
7911 convert_for_assignment.
7912 (c_start_case): Fold switch expression.
7913 (c_process_expr_stmt): Fold expression.
7914 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
7915 ensure statement expression is not evaluated in constant expression.
7916 (build_binary_op): Track whether results are integer constant
7917 expressions or may occur in such, disable folding and wrap results
7918 as applicable. Fold operands for -Wsign-compare warnings unless
7920 (c_objc_common_truthvalue_conversion): Handle results folded to
7921 integer constants that are not integer constant expressions.
7922 * doc/extend.texi: Document when typeof operands are evaluated,
7923 that condition of __builtin_choose_expr is an integer constant
7924 expression, and more about use of __builtin_constant_p in
7927 2009-03-29 Richard Guenther <rguenther@suse.de>
7929 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
7930 propagate addresses of array references.
7932 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
7934 * regmove.c (perhaps_ends_bb_p): Remove.
7935 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
7936 from INSN and check that the main loop stays within that basic block.
7937 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
7938 (regmove_forward_pass): Split out from regmove_optimize. Use
7939 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
7940 (regmove_backward_pass): Split out from regmove_optimize. Use
7941 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
7942 (regmove_optimize): Simplify.
7944 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
7947 * config/i386/i386.c (classify_argument): Ignore flexible array
7948 member in struct and warn ABI change.
7950 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
7952 * config/i386/i386-protos.h (ix86_agi_dependent): New.
7954 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
7955 (ix86_adjust_cost): Updated.
7957 2009-03-29 Jan Hubicka <jh@suse.cz>
7960 * tree-pass.h (pass_cleanup_eh): New function.
7961 (remove_unreachable_regions): Break code handling RTL
7962 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
7963 that can not be reached by runtime.
7964 (can_be_reached_by_runtime): New function.
7965 (label_to_region_map): New function.
7966 (num_eh_regions): New function.
7967 (rtl_remove_unreachable_regions): New function.
7968 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
7969 (remove_eh_region): New function.
7970 * except.h: Include sbitmap and vecprim.
7971 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
7972 num_eh_regions): Declare.
7973 * passes.c (init_optimization_passes): Schedule cleanup_eh.
7974 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
7975 * tree-eh.c (tree_remove_unreachable_handlers): New function.
7976 (tree_empty_eh_handler_p): New function.
7977 (cleanup_empty_eh): New function.
7978 (cleanup_eh): New function.
7979 (pass_cleanup_eh): New function.
7981 2009-03-29 Jan Hubicka <jh@suse.cz>
7983 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
7984 for removed regions.
7986 2009-03-29 Jan Hubicka <jh@suse.cz>
7988 * except.c (dump_eh_tree): Dump all datastructures.
7990 2009-03-29 Jan Hubicka <jh@suse.cz>
7992 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
7993 (duplicate_eh_regions_1): Likewise.
7994 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
7995 vector; call EH verification.
7996 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
7997 Be ready for region being removed.
7999 2009-03-29 Jan Hubicka <jh@suse.cz>
8001 * bitmap.c (bitmap_last_set_bit): New function.
8002 * bitmap.h (bitmap_last_set_bit): Declare.
8004 2009-03-29 David Ayers <ayers@fsfe.org>
8007 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
8008 by calling objc_compare_types and surpress warnings about
8009 incompatible C pointers that are compatible ObjC pointers.
8011 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
8013 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
8014 call initialize_inline_failed.
8015 (initialize_inline_failed): Move it from here ...
8016 * cgraph.c (initialize_inline_failed): ... to here.
8017 (cgraph_create_edge): Call initialize_inline_failed rather than
8018 setting inline_failed directly.
8020 2009-03-29 Ben Elliston <bje@au.ibm.com>
8023 * sysv4.opt (msdata): Improve comment.
8024 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
8025 * sysv4.h (SVR4_ASM_SPEC): Likewise.
8027 2009-03-29 Ben Elliston <bje@au.ibm.com>
8030 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
8031 load and store attributes.
8033 2009-03-29 Ben Elliston <bje@au.ibm.com>
8035 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
8036 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
8037 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
8038 * doc/extend.texi (X86 Built-in Functions): Add index entries for
8039 __builtin_infq and __builtin_huge_valq.
8041 2009-03-28 Anatoly Sokolov <aesok@post.ru>
8043 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
8045 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8046 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
8048 2009-03-28 Xinliang David Li <davidxl@google.com>
8050 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
8051 (do_dbg_cnt): New function.
8053 2009-03-28 Jan Hubicka <jh@suse.cz>
8055 Merge from pretty-ipa:
8057 2009-03-27 Jan Hubicka <jh@suse.cz>
8059 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
8060 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
8061 * passes.c (function_called_by_processed_nodes_p): New.
8062 * ipa-pure-const.c (check_call): Fix handling of operands.
8063 (analyze_function): Dump debug output for skipped bodies.
8064 (local_pure_const): Use function_called_by_processed_nodes_p.
8065 * dwarf2out.c (reference_to_unused): Use output.
8066 * passes.c (do_per_function_toporder): Likewise.
8068 2008-11-12 Jan Hubicka <jh@suse.cz>
8070 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
8071 * ipa-pure-const.c (funct_state_d): Add can throw field; make
8072 state_set_in_source enum
8073 (check_decl): Ignore memory tags; do not set fake looping flags;
8075 (check_operand, check_tree, check_rhs_var, check_lhs_var,
8076 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
8077 (check_call, analyze_function): Rewrite.
8079 (add_new_function): Update call of analyze_function.
8080 (generate_summary): Add call of analyze_function.
8081 (propagate): Propagate can_throw; handle state_set_in_source correctly.
8082 (local_pure_const): New function.
8083 (pass_local_pure_const): New pass.
8084 * ipa-inline.c (inline_transform): Set after_inlining.
8085 * tree-eh.c (stmt_can_throw_external): New.
8086 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
8087 work with aliasing built.
8088 * tree-flow.h (stmt_can_throw_external): New.
8089 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
8090 and local pure/const pass in early and late optimization queue.
8092 2009-03-28 Martin Jambor <mjambor@suse.cz>
8094 * fold-const.c (get_pointer_modulus_and_residue): New parameter
8096 (fold_binary): Allow function decl aligment consideration is the
8097 second argument is integer constant one.
8098 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
8099 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
8100 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
8102 2009-03-28 Jan Hubicka <jh@suse.cz>
8104 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
8105 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
8106 * function.h (rtl_data): Add nothrow flag.
8107 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
8108 set DECL_NOTHROW for AVAILABLE functions.
8110 2009-03-28 Jakub Jelinek <jakub@redhat.com>
8112 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
8113 following vector keyword has expansion starting with pixel or bool
8114 keyword, expand vector to __vector and pixel or bool to __pixel or
8118 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
8119 warn_if_disallowed_function_p): Removed.
8120 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
8121 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
8122 warning_if_disallowed_function_p.
8123 * flags.h (warn_if_disallowed_function_p,
8124 warn_disallowed_functions): Removed.
8125 * common.opt (Wdisallowed-function-list=): Removed.
8126 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
8128 2009-03-28 Richard Guenther <rguenther@suse.de>
8130 PR tree-optimization/38723
8131 * tree-ssa-pre.c (compute_avail): Add all default definitions to
8134 2009-03-28 Jan Hubicka <jh@suse.cz>
8136 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
8137 test introduced by my previous patch.
8139 2009-03-28 Richard Guenther <rguenther@suse.de>
8141 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
8142 the PHIs value undefined.
8144 2009-03-28 Jan Hubicka <jh@suse.cz>
8146 * tree-pass.h (pass_fixup_cfg): New pass.
8147 * ipa-inline.c (inline_transform): Set
8148 always_inline_functions_inlined/after_inlining.
8149 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
8150 (pass_fixup_cfg): New pass.
8151 * passes.c (init_optimization_passes): Add fixup_cfg.
8153 2009-03-28 Richard Guenther <rguenther@suse.de>
8155 PR tree-optimization/38458
8156 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
8157 argument use the arguments copy-of value.
8159 2009-03-28 Richard Guenther <rguenther@suse.de>
8161 PR tree-optimization/38180
8162 * tree-ssa-ccp.c (get_default_value): Simplify.
8163 (likely_value): Likewise.
8164 (surely_varying_stmt_p): Properly handle VOP case.
8165 (ccp_initialize): Likewise.
8166 (ccp_fold): Handle propagating through *&.
8167 (fold_const_aggregate_ref): Also handle decls.
8169 2009-03-28 Jan Hubicka <jh@suse.cz>
8171 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
8172 * cgraph.h (cgraph_node): Likewise.
8173 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
8174 (cgraph_reset_node): Use process flag.
8175 (cgraph_mark_functions_to_output): Likewise.
8176 (cgraph_expand_function): Likewise.
8177 (cgraph_expand_all_functions): Likewise.
8178 (cgraph_output_in_order): Likewise.
8179 * dwarf2out.c (reference_to_unused): Likewise.
8180 * passes.c do_per_function_toporder): Likewise.
8182 2009-03-28 Jan Hubicka <jh@suse.cz>
8184 Bring from lto-branch:
8186 2008-09-03 Doug Kwan <dougkwan@google.com>
8188 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
8189 enums instead of reason strings.
8190 * cgraph.c (cgraph_create_edge): Same.
8191 (cgraph_inline_failed_string): New function.
8192 * cgraph.h (cgraph_inline_failed_t): New enum type.
8193 (cgraph_inline_failed_string): New prototype.
8194 (struct cgraph_edge): Change type of INLINED_FAILED from constant
8195 char pointer to cgraph_inline_failed_t.
8196 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
8197 (cgraph_default_inline_p): Ditto.
8198 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
8199 to cgraph_inline_failed_t pointer.
8200 * cif-code.def: New file.
8201 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
8203 (cgraph_check_inline_limits): Change type of REASON to pointer to
8204 cgraph_inline_failed_t. Replace reason strings with enums.
8205 (cgraph_default_inline_p): Ditto.
8206 (cgraph_recursive_inlining_p): Ditto.
8207 (update_caller_keys): Change type of FAILED_REASON to
8208 cgraph_inline_failed_t.
8209 (cgraph_set_inline_failed): Change type of REASON to pointer to
8210 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
8211 convert enums to strings for text output.
8212 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
8213 to be of type cgraph_inline_failed_t. Replace reason strings with
8214 enums. Call cgraph_inline_failed_string to covert enums
8215 to strings for text output.
8216 (cgraph_decide_inlining): Replace reason strings with enums.
8217 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
8218 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
8220 * tree-inline.c (expand_call_inline): Change type of REASON
8221 to cgraph_inline_failed_t. Replace reason strings with enums.
8222 Call cgraph_inline_failed_string for text output.
8223 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
8226 2009-03-28 Jan Hubicka <jh@suse.cz>
8228 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
8229 cgraph_clone_node): Remove master clone handling.
8230 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8231 * cgraph.h (master_clone): Remove.
8232 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8233 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
8234 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8236 2009-03-28 Jan Hubicka <jh@suse.cz>
8238 * cgraph.c (cgraph_function_body_availability): Functions declared
8239 inline are always safe to assume that it is not going to be replaced.
8241 2009-03-28 Richard Guenther <rguenther@suse.de>
8243 PR tree-optimization/38513
8244 * tree-ssa-pre.c (eliminate): Remove redundant stores.
8245 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8246 EXC_PTR_EXPR and FILTER_EXPR.
8247 (get_ref_from_reference_ops): Likewise.
8249 2009-03-28 Richard Guenther <rguenther@suse.de>
8251 PR tree-optimization/38968
8252 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
8253 Use FLOOR_MOD_EXPR to compute misalignment.
8255 2009-03-28 Richard Guenther <rguenther@suse.de>
8257 PR tree-optimization/37795
8258 * tree.h (combine_comparisons): Declare.
8259 * fold-const.c (combine_comparisons): Export.
8260 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
8262 (ifcombine_iforif): Use combine_comparisons.
8264 2009-03-28 Jan Hubicka <jh@suse.cz>
8266 * tree-eh.c (inlinable_call_p): New function.
8267 (make_eh_edges): Use it.
8268 (verify_eh_edges): Use it.
8269 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
8270 * except.c (reachable_next_level): Add inlinable_function argument
8271 (sjlj_find_directly_reachable_regions): Update.
8272 (add_reachable_handler): Do not set saw_any_handlers.
8273 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
8274 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
8275 Add new inlinable call parameter.
8276 (can_throw_internal, can_throw_external): Update.
8277 * except.h (can_throw_internal_1, can_throw_external_1,
8278 foreach_reachable_handler): Update declaration.
8280 2009-03-28 Joseph Myers <joseph@codesourcery.com>
8282 * config/arm/t-arm-coff, config/h8300/coff.h,
8283 config/i386/i386-aout.h, config/i386/i386-coff.h,
8284 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
8285 config/pdp11/2bsd.h, config/rs6000/aix41.h,
8286 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
8287 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
8288 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
8289 sys-types.h: Remove.
8290 * Makefile.in: Remove protoize and fixproto support and references
8292 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
8293 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
8295 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
8296 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
8297 unprotoize$(exeext).
8298 (rest.encap): Don't depend on $(STMP_FIXPROTO)
8299 (.PHONY): Don't depend on proto.
8300 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
8301 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
8302 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
8303 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
8304 build/gen-protos.o, build/scan.o, xsys-protos.h,
8305 build/fix-header$(build_exeext), build/fix-header.o,
8306 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
8307 stmp-install-fixproto): Remove.
8308 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
8309 SYSCALLS.c or fixproto files.
8310 (install-common): Don't install protoize.
8311 (install-headers-tar, install-headers-cpio, install-headers-cp):
8312 Don't depend on $(STMP_FIXPROTO).
8313 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
8314 install fixproto files or write out fixproto settings.
8315 (uninstall): Don't uninstall protoize.
8316 * config.gcc (use_fixproto): Remove.
8317 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
8318 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
8319 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
8320 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
8321 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
8322 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
8323 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
8324 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
8325 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
8326 * config/t-vxworks (STMP_FIXPROTO): Remove.
8327 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
8328 STMP_FIXPROTO): Remove.
8329 * config.in, configure: Regenerate.
8330 * crtstuff.c (gid_t, uid_t): Don't undefine.
8331 * doc/install.texi: Change m68k-coff to m68k-elf in example.
8332 (arm-*-coff, arm-*-aout: Remove target entries.
8333 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
8334 Remove mention of AIX 4.1.
8335 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
8336 * doc/invoke.texi (Running Protoize): Remove.
8337 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
8338 (Protoize Caveats): Remove.
8339 * tsystem.h: Update comments on headers assumed to exist.
8341 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
8343 * genautomata.c: Add a new year to the copyright. Add a new
8345 (struct insn_reserv_decl): Add comments for member bypass_list.
8346 (find_bypass): Remove.
8347 (insert_bypass): New.
8348 (process_decls): Use insert_bypass.
8349 (output_internal_insn_latency_func): Output all bypasses with the
8350 same input insn in one switch case.
8352 * rtl.def (define_bypass): Describe bypass choice.
8353 * doc/md.texi (define_bypass): Ditto.
8355 2009-03-27 Richard Guenther <rguenther@suse.de>
8357 * gimplify.c (mark_addressable): Export.
8358 * tree-flow.h (mark_addressable): Declare.
8359 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
8360 * tree-ssa.c (verify_phi_args): Verify that address taken
8361 variables have TREE_ADDRESSABLE set.
8363 2009-03-27 Richard Guenther <rguenther@suse.de>
8365 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
8366 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
8367 Do not mark decls TREE_ADDRESSABLE.
8368 (build_fold_addr_expr): Adjust.
8369 (fold_addr_expr): Remove.
8370 (fold_unary): Use build_fold_addr_expr.
8371 (fold_comparison): Likewise.
8372 (split_address_to_core_and_offset): Likewise.
8373 * coverage.c (tree_coverage_counter_addr): Mark the array decl
8375 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
8376 (gimplify_modify_expr_to_memcpy): Mark source and destination
8378 * omp-low.c (create_omp_child_function): Mark the object decl
8380 (lower_rec_input_clauses): Mark the var we take the address of
8382 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
8384 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8387 * cfgexpand.c (expand_one_stack_var_at): Change alignment
8388 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
8390 2009-03-27 Richard Guenther <rguenther@suse.de>
8392 PR tree-optimization/39120
8393 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
8395 (handle_lhs_call): Process return constraints. Add escape
8396 constraints if necessary.
8397 (handle_const_call): Fill out return constraints. Make nested
8398 case more precise. Avoid consttmp if possible.
8399 (handle_pure_call): Fill out return constraints. Avoid
8400 callused if possible.
8401 (find_func_aliases): Simplify call handling.
8403 2009-03-27 Richard Guenther <rguenther@suse.de>
8405 PR tree-optimization/39120
8406 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
8407 as a representative.
8408 (solve_graph): Do propagate CALLUSED.
8409 (handle_pure_call): Use a scalar constraint from CALLUSED for
8411 (find_what_p_points_to): CALLUSED shall not appear in poins-to
8414 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8417 * c-common.c (handle_aligned_attribute): Properly check alignment
8418 overflow. Use (1U << i) instead of (1 << i).
8420 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
8422 * expr.h (get_mem_align_offset): Updated.
8424 * tree.h (tree_decl_common): Change align to "unsigned int" and
8425 move it before pointer_alias_set.
8427 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8428 Jakub Jelinek <jakub@redhat.com>
8431 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
8432 gr_register_operand with gr_reg_or_0_operand.
8433 (cmpxchg_rel_di): Likewise.
8434 (sync_lock_test_and_set<mode>): Likewise.
8436 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8438 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
8439 (true_regnum): Likewise.
8441 * rtlanal.c (subreg_info): Moved to ...
8442 * rtl.h (subreg_info): Here. New.
8443 (subreg_get_info): New.
8445 * rtlanal.c (subreg_get_info): Make it extern.
8447 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8450 * config/i386/i386.c (ix86_abi): New.
8451 (override_options): Handle -mabi=.
8452 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
8453 (ix86_call_abi_override): Likewise.
8454 (init_cumulative_args): Likewise.
8455 (function_arg_advance): Likewise.
8456 (function_arg_64): Likewise.
8457 (function_arg): Likewise.
8458 (ix86_pass_by_reference): Likewise.
8459 (ix86_function_value_regno_p): Likewise.
8460 (ix86_build_builtin_va_list_abi): Likewise.
8461 (setup_incoming_varargs_64): Likewise.
8462 (is_va_list_char_pointer): Likewise.
8463 (ix86_init_machine_status): Likewise.
8464 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
8465 (ix86_function_type_abi): Return enum calling_abi. Rewrite
8466 for 64bit. Replace DEFAULT_ABI with ix86_abi.
8467 (ix86_function_abi): Make it static and return enum calling_abi.
8468 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
8470 (ix86_fn_abi_va_list): Updated.
8472 * config/i386/i386.h (ix86_abi): New.
8473 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
8474 (CONDITIONAL_REGISTER_USAGE): Likewise.
8475 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
8476 (machine_function): Likewise.
8478 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
8480 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
8481 (STACK_BOUNDARY): Likewise.
8482 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
8484 * config/i386/i386.opt (mabi=): New.
8486 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
8487 return enum calling_abi.
8488 (ix86_function_type_abi): Likewise.
8489 (ix86_function_abi): Removed.
8491 * doc/invoke.texi: Document -mabi= option for x86.
8493 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8495 * builtins.c (real_dconstp): Delete.
8496 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
8498 2009-03-27 Dodji Seketeli <dodji@redhat.com>
8499 Jakub Jelinek <jakub@redhat.com>
8502 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
8503 (gen_subprogram_die): When a function is explicit, generate the
8504 DW_AT_explicit attribute.
8505 * langhooks.h (struct lang_hooks_for_decls): Add
8506 function_decl_explicit_p langhook.
8507 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
8508 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
8510 2009-03-27 Jakub Jelinek <jakub@redhat.com>
8512 * builtins.c (fold_builtin_memory_op): Optimize memmove
8513 into memcpy if we can prove source and destination don't overlap.
8515 * tree-inline.c: Include gt-tree-inline.h.
8516 (clone_fn_id_num): New variable.
8517 (clone_function_name): New function.
8518 (tree_function_versioning): Use it.
8519 * Makefile.in (GTFILES): Add tree-inline.c.
8521 2009-03-27 Mark Mitchell <mark@codesourcery.com>
8523 * BASE-VER: Change to 4.5.0.
8525 2009-03-27 Xinliang David Li <davidxl@google.com>
8527 PR tree-optimization/39557
8528 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
8530 2009-03-27 Xinliang David Li <davidxl@google.com>
8532 PR tree-optimization/39548
8533 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
8536 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8538 * c-common.c (pointer_int_sum): Use %wd on return from
8541 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8543 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
8544 on return from tree_low_cst.
8546 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
8549 * ginclude/stdarg.h (va_copy): Define also for
8550 __GXX_EXPERIMENTAL_CXX0X__.
8552 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8555 * builtins.h (c_strlen): Do not warn here.
8556 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8557 * c-common.c (pointer_int_sum): Take an explicit location.
8558 Warn about offsets out of bounds.
8559 * c-common.h (pointer_int_sum): Adjust declaration.
8561 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8563 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
8566 2009-03-26 Jakub Jelinek <jakub@redhat.com>
8569 * opts.c (warn_if_disallowed_function_p): Don't assume
8570 get_callee_fndecl must return non-NULL.
8572 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
8574 PR rtl-optimization/39522
8575 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
8576 when reg_reloaded_valid is set.
8578 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8580 * config/spu/divv2df3.c: New file.
8581 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
8582 (DPBIT_FUNCS): Filter out _div_df.
8584 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
8586 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
8587 a jump insn, count that jump in the distance to the loop start.
8589 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
8592 * config/sh/sh.c (calc_live_regs): Fix condition for global
8593 registers except PIC_OFFSET_TABLE_REGNUM.
8595 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
8598 * doc/invoke.texi (-mconsole): New.
8602 (-mnop-fun-dllimport): New.
8606 (sub section "i386 and x86-64 Windows Options"): New.
8608 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
8610 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
8611 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
8613 2009-03-25 Richard Guenther <rguenther@suse.de>
8616 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
8619 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
8621 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
8622 neither of haifa/selective schedulers are working.
8624 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8626 * doc/invoke.texi (Debugging Options): Fix description of
8627 -fno-merge-debug-strings.
8629 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
8631 * config/cris/libgcc.ver: New version-script.
8632 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
8634 * configure.ac <GAS features, nop mnemonic>: Add pattern
8635 crisv32-*-* for "nop".
8636 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
8637 * configure: Regenerate.
8639 2009-03-24 Ira Rosen <irar@il.ibm.com>
8641 PR tree-optimization/39529
8642 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
8643 mark_sym_for_renaming for the tag copied to the new vector
8646 2009-03-24 Arthur Loiret <aloiret@debian.org>
8648 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
8649 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
8650 EXTRA_SPEC_FUNCTIONS.
8651 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
8652 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
8653 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
8654 -march and -mtune options.
8656 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
8658 * config/m68k/t-rtems: Add m5329 multilib.
8660 2009-03-24 Dodji Seketeli <dodji@redhat.com>
8661 Jakub Jelinek <jakub@redhat.com>
8664 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
8667 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8670 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
8671 instead of c_parser_expression_conv, if original_code isn't one of the
8672 4 allowed comparison codes, fail.
8674 2009-03-23 Richard Guenther <rguenther@suse.de>
8676 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
8677 * tree.h (struct tree_type): Likewise.
8678 * reload.h (struct insn_chain): Likewise.
8679 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
8680 * function.h (struct function): Likewise.
8681 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
8683 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8685 PR tree-optimization/39516
8686 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
8688 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
8690 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
8691 should be set true if BITS_PER_WORD of target is bigger than 32
8693 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
8695 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
8696 Translate -B-options to -rpath-link. Correct existing
8697 rpath-link and conditionalize on !nostdlib.
8699 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8701 * doc/extend.texi (Function Attributes, Variable Attributes):
8703 * doc/invoke.texi (Debugging Options, Optimize Options)
8704 (i386 and x86-64 Options, MCore Options): Likewise.
8706 2009-03-20 Jakub Jelinek <jakub@redhat.com>
8709 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
8710 it for block local namespace aliases.
8711 (gen_decl_die): Pass context_die to gen_namespace_die.
8713 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8716 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
8717 minimum or maximum value.
8719 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
8721 * reginfo.c (globalize_reg): Recompute derived reg sets.
8723 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
8726 * libgcc2.c (mprotect): Do not use signed arguments for
8727 VirtualProtect, use DWORD arguments. Also fix the 'may
8728 be used uninitialized' warning for the np variable.
8730 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8733 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
8734 functions using regparm calling conventions when not optimizing.
8735 (ix86_function_sseregparm): Similarly for sseregparm calling
8738 2009-03-19 Li Feng <nemokingdom@gmail.com>
8741 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
8742 dependence if the first conflict is after niter iterations.
8744 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
8747 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
8748 functions with dynamic stack-pointer adjustments.
8750 2009-03-19 Ben Elliston <bje@au.ibm.com>
8752 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
8753 option; change to -msdata=data.
8755 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8757 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
8760 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
8763 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
8765 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
8767 * doc/invoke.texi (Code Gen Options): Expand discussion of
8770 2009-03-18 Jakub Jelinek <jakub@redhat.com>
8772 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
8773 * matrix-reorg.c (struct matrix_info): Likewise.
8774 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
8775 * rtl.h (struct mem_attrs): Likewise.
8776 * df.h (struct df): Likewise.
8777 * tree-data-ref.h (struct data_dependence_relation): Likewise.
8778 * ira-int.h (struct ira_allocno): Likewise.
8779 * df-scan.c (struct df_collection_rec): Likewise.
8780 * ira.c (struct equivalence): Likewise.
8781 * function.c (struct temp_slot): Likewise.
8782 * cfgloop.h (struct loop): Likewise.
8785 * function.c (use_register_for_decl): When not optimizing, disregard
8786 register keyword for variables with types containing methods.
8788 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
8791 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
8792 (is_simple_operand): Call contains_component_ref_p before calling data
8793 reference analysis that would fail on COMPONENT_REFs.
8795 * tree-vrp.c (search_for_addr_array): Fix formatting.
8797 2009-03-18 Richard Guenther <rguenther@suse.de>
8799 * tree-vect-transform.c (vect_loop_versioning): Fold the
8800 generated comparisons.
8801 * tree-vectorizer.c (set_prologue_iterations): Likewise.
8802 (slpeel_tree_peel_loop_to_edge): Likewise.
8804 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8807 * opts.c (print_specific_help): In addition to `undocumented',
8808 accept `separate' and `joined' flags if passed alone. Describe
8809 output by the first matched one of those.
8810 (common_handle_option): Skip over empty strings.
8811 * gcc.c (display_help): Fix help string for `--help='.
8812 * doc/invoke.texi (Option Summary, Overall Options): With
8813 `--help=', classes and qualifiers can both be repeated, but
8814 only the latter can be negated. One should not pass only
8815 negated qualifiers. Fix markup and examples.
8818 2008-10-14 Jakub Jelinek <jakub@redhat.com>
8820 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
8821 and -fhelp=separate.
8823 2009-03-17 Jing Yu <jingyu@google.com>
8826 * function.h (struct rtl_data): Move is_thunk from here...
8827 (struct function): ...to here.
8828 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
8829 * varasm.c (assemble_start_function): Change is_thunk from crtl to
8831 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
8833 (alpha_does_function_need_gp, alpha_start_function): Likewise.
8834 (alpha_output_function_end_prologue): Likewise.
8835 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
8836 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
8837 (rs6000_output_function_epilogue): Likewise.
8838 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8840 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
8843 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
8844 from different units in a single alternative.
8845 (*truncdfsf_i387): Ditto.
8846 (*truncxfsf2_mixed): Ditto.
8847 (*truncxfdf2_mixed): Ditto.
8849 2009-03-17 Jakub Jelinek <jakub@redhat.com>
8851 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
8852 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
8855 * tree-ssa-live.c (remove_unused_locals): Don't remove local
8856 unused non-artificial variables when not optimizing.
8859 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
8860 DW_TAG_imported_module even if decl is IMPORTED_DECL with
8861 NAMESPACE_DECL in its DECL_INITIAL.
8864 * optabs.c (set_user_assembler_libfunc): New function.
8865 * expr.h (set_user_assembler_libfunc): New prototype.
8866 * c-common.c: Include libfuncs.h.
8867 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
8868 for memcmp, memset, memcpy, memmove and abort.
8869 * Makefile.in (c-common.o): Depend on libfuncs.h.
8872 * dwarf2out.c (gen_inlined_enumeration_type_die,
8873 gen_inlined_structure_type_die, gen_inlined_union_type_die,
8874 gen_tagged_type_instantiation_die): Removed.
8875 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
8878 2009-03-17 Janis Johnson <janis187@us.ibm.com>
8881 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
8883 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
8884 (check-parallel-%): Ditto.
8885 (check-consistency): Ditto.
8887 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
8889 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
8890 local variable rhs by NULL_TREE.
8892 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8895 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
8897 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8900 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
8902 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8905 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
8906 for ms->sysv ABI calls only in 64bit mode.
8908 * config/i386/i386.md (untyped_call): Support 32bit.
8910 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
8912 * doc/extend.texi: Replace x86_65 with x86_64.
8914 2009-03-16 Jakub Jelinek <jakub@redhat.com>
8916 PR tree-optimization/39455
8917 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
8918 mismatches for POINTER_TYPE_P (type).
8919 (number_of_iterations_le): Likewise.
8921 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8923 * config/picochip/picochip.c: Removed profiling support.
8924 * config/picochip/picochip.md: Removed profiling instruction.
8925 * config/picochip/picochip.h: Removed profiling builtin.
8927 2009-03-16 Joseph Myers <joseph@codesourcery.com>
8929 * doc/install.texi (--with-host-libstdcxx): Document.
8931 2009-03-14 Anatoly Sokolov <aesok@post.ru>
8934 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
8935 generate a warning if the function name does not begin with
8936 "__vector" and the function has either the 'signal' or 'interrupt'
8937 attribute, from here to ...
8938 (avr_declare_function_name): ...here. New function.
8939 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
8940 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
8942 2009-03-14 Jakub Jelinek <jakub@redhat.com>
8945 * cse.c (fold_rtx): Don't modify original const_arg1 when
8946 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
8947 separate variable instead.
8948 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
8949 from out of range shift counts.
8950 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
8952 2009-03-13 Catherine Moore <clm@codesourcery.com>
8954 * config/i386/x-mingw32 (host-mingw32.o): Replace
8955 diagnostic.h with $(DIAGNOSTIC_H).
8957 2009-03-12 Jakub Jelinek <jakub@redhat.com>
8960 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
8962 * config/i386/sync.md (sync_compare_and_swap<mode>,
8963 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
8964 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
8966 (sync_double_compare_and_swapdi_pic,
8967 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
8968 cmpxchg8b_pic_memory_operand instead of just memory_operand.
8970 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8973 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
8975 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8978 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
8979 (avx_addsubv4df3): Likewise.
8980 (*avx_addsubv4sf3): Likewise.
8981 (sse3_addsubv4sf3): Likewise.
8983 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8986 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
8988 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
8991 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
8992 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
8993 registers for allocnos created from user-defined variables.
8995 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8998 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
8999 of non-integer mode as well.
9001 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
9003 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
9004 for functions for which the parameter types are unknown.
9006 2009-03-11 Jakub Jelinek <jakub@redhat.com>
9009 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
9010 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
9011 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
9012 * config/i386/i386.c (ix86_local_alignment): For
9013 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
9014 long long variables on the stack to avoid dynamic realignment.
9015 Allow the first argument to be a decl rather than type.
9016 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
9018 2009-03-11 Nick Clifton <nickc@redhat.com>
9021 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
9023 Add description to mno-lsim option.
9024 * config/mcore/mcore.h: Remove comment about deprecated m4align
9026 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
9027 * doc/invoke.texi: Add description of mno-lsim and
9028 mstack-increment options.
9030 * config/fr30/fr30.opt: Document the -mno-lsim option.
9031 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
9032 and -mno-lsim options.
9034 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9036 * fold-const.c (fold_comparison): Only call fold_inf_compare
9037 if the mode supports infinities.
9039 2009-03-11 Jason Merrill <jason@redhat.com>
9042 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
9043 end already did. Notice GIMPLE_CALL modifications of the result.
9044 Don't copy debug information from an ignored decl or a decl from
9047 2009-03-10 Richard Guenther <rguenther@suse.de>
9048 Nathan Froyd <froydnj@codesourcery.com>
9051 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
9052 (__divMODE3): Likewise.
9054 2009-03-09 Jakub Jelinek <jakub@redhat.com>
9056 PR tree-optimization/39394
9057 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
9058 DECL_SIZE_UNIT of variable length FIELD_DECLs.
9060 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9062 * recog.c (verfiy_changes): Disallow renaming of hard regs in
9063 inline asms for register asm ("") declarations.
9065 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
9067 * fold-const.c (fold_unary): Fix comment.
9069 2009-03-07 Jan Hubicka <jh@suse.cz>
9072 * tree-inline.c (setup_one_parameter): Do replacement of const
9073 argument by constant in SSA form.
9075 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9078 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
9079 determine alignment passed to assign_stack_local.
9080 (assign_parms_unsplit_complex): Likewise.
9081 * except.c (sjlj_build_landing_pads): Likewise.
9083 2009-03-06 Jakub Jelinek <jakub@redhat.com>
9086 * tree-flow.h (add_referenced_var): Return bool instead of void.
9087 * tree-dfa.c (add_referenced_var): Return result of
9088 referenced_var_check_and_insert call.
9089 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
9090 of referenced_var_check_and_insert.
9093 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
9094 (gen_variable_die): Emit DW_AT_location on abstract static variable's
9095 DIE, don't emit it if abstract origin already has it.
9096 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
9097 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
9099 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9101 * genpreds.c (needs_variable): Fix parentheses at variable name
9103 (write_tm_constrs_h): Indent generated code.
9105 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9107 * doc/extend.texi (Function Attributes): Add documentation
9110 2009-03-06 Jakub Jelinek <jakub@redhat.com>
9113 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
9114 take locus from its DECL_SOURCE_LOCATION instead of input_location.
9116 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9118 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
9121 2009-03-05 Jakub Jelinek <jakub@redhat.com>
9124 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
9125 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
9127 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
9129 * config/i386/i386.md (R8_REG, R9_REG): New constants.
9130 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
9131 constants instead of magic numbers.
9132 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9134 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
9135 (x86_64_ms_abi_int_parameter_registers): Ditto.
9136 (x86_64_int_return_registers): Ditto.
9137 (ix86_maybe_switch_abi): Ditto.
9138 (ix86_expand_call): Ditto for clobbered_registers array.
9139 (ix86_hard_regno_mode_ok): Ditto.
9140 (x86_extended_QIreg_mentioned_p): Ditto.
9142 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
9144 PR tree-optimization/39349
9145 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
9147 * combine.c (gen_lowpart_for_combine): Use omode when generating
9150 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
9152 PR rtl-optimization/39235
9153 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
9155 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
9157 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
9159 2009-03-04 Richard Guenther <rguenther@suse.de>
9161 PR tree-optimization/39362
9162 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
9163 that occur in abnormal PHIs should be varying.
9165 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
9167 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
9169 (simple_iv): Take loop as an argument instead of statement.
9170 * tree-scalar-evolution.h (simple_iv): Declaration changed.
9171 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
9173 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
9175 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
9176 * matrix-reorg.c (analyze_transpose): Ditto.
9177 * tree-data-ref.c (dr_analyze_innermost): Ditto.
9178 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9179 * tree-predcom.c (ref_at_iteration): Ditto.
9180 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
9182 2009-03-04 Richard Guenther <rguenther@suse.de>
9184 PR tree-optimization/39358
9185 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
9186 escaped_id and callused_id.
9187 (solve_graph): Likewise.
9189 2009-03-04 Richard Guenther <rguenther@suse.de>
9191 PR tree-optimization/39339
9192 * tree-sra.c (try_instantiate_multiple_fields): Make it
9193 no longer ICE on the above.
9195 2009-03-03 Joseph Myers <joseph@codesourcery.com>
9197 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
9198 that fits within Pmode.
9200 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9203 * tm.texi (LIBCALL_VALUE): Update description.
9205 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9208 * doc/extend.texi (section): Update description.
9210 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
9213 * tree-inline.c (remapped_type): New.
9214 (can_be_nonlocal): Call remapped_type instead of remap_type.
9216 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9219 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
9220 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
9222 2009-03-03 Richard Guenther <rguenther@suse.de>
9225 * tree.c (tree_nonartificial_location): New function.
9226 * tree.h (tree_nonartificial_location): Declare.
9227 * builtins.c (expand_builtin_memory_chk): Provide location
9228 of the call location for artificial function pieces.
9229 (maybe_emit_chk_warning): Likewise.
9230 (maybe_emit_sprintf_chk_warning): Likewise.
9231 (maybe_emit_free_warning): Likewise.
9232 * expr.c (expand_expr_real_1): Likewise.
9234 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9236 PR tree-optimization/39343
9237 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
9238 COMPONENT_REF t has ARRAY_TYPE.
9240 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
9243 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
9244 when the type precision of the induction variable should be
9245 larger than the type precision of nit.
9246 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
9247 * graphite.c (graphite_loop_normal_form): Same.
9248 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
9250 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9252 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
9253 (*call_1_rex64_ms_sysv): Use named constants instead of magic
9254 numbers to describe clobbered registers.
9255 (*call_value_0_rex64_ms_sysv): Ditto.
9256 * config/i386/mmx.md (mmx_emms): Ditto.
9259 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
9261 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
9264 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9266 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
9267 (spu_section_type_flags): New function.
9269 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9271 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
9272 reg_class_contents of FLOAT_REGS into a temporary.
9274 2009-03-02 Richard Guenther <rguenther@suse.de>
9275 Ira Rosen <irar@il.ibm.com>
9277 PR tree-optimization/39318
9278 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
9279 information to the vectorized statement.
9281 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
9283 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
9284 variable. Use defined names instead of magic constants for REX SSE
9287 2009-03-01 Richard Guenther <rguenther@suse.de>
9289 PR tree-optimization/39331
9290 * omp-low.c (lower_send_shared_vars): Do not receive new
9291 values for the reference of DECL_BY_REFERENCE parms or results.
9293 2009-03-01 Jan Hubicka <jh@suse.cz>
9296 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
9297 BLOCK_NONLOCALIZED_VAR): New macros.
9298 (tree_block): Add nonlocalized_vars.
9299 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
9300 gen_decl_die): Add origin argument. Allow generation of die with
9301 origin at hand only.
9302 (gen_member_die, gen_type_die_with_usage, force_decl_die,
9303 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
9305 (gen_block_die): Fix checking for unused blocks.
9306 (process_scope_var): Break out from .... ; work with origins only.
9307 (decls_for_scope) ... here; process nonlocalized list.
9308 (dwarf2out_ignore_block): Look for nonlocalized vars.
9309 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
9311 (dump_scope_block): Dump them.
9312 * tree-inline.c (remap_decls): Handle nonlocalized vars.
9313 (remap_block): Likewise.
9314 (can_be_nonlocal): New predicate.
9315 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
9317 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9319 * configure: Regenerate.
9321 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9323 * optc-gen.awk: No need to duplicate option flags twice.
9324 Reuse help texts for duplicate options which do not have any.
9326 * gcc.c (display_help): Document --version.
9328 * gcc.c (main): If print_help_list and verbose_flag, ensure
9329 driver output comes before subprocess output.
9331 * optc-gen.awk: Assign all remaining fields to help string,
9332 space-separated, for multi-line help in *.opt.
9334 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
9335 -Wno-pedantic-ms-format is for MinGW targets only.
9337 * doc/options.texi (Option file format): Fix bad indentation,
9338 restoring dropped sentence.
9340 2009-02-28 Jan Hubicka <jh@suse.cz>
9342 * tree-inline.c (tree_function_versioning): Output debug info.
9344 2009-02-28 Jan Hubicka <jh@suse.cz>
9347 * tree-inline.c (setup_one_parameter): Do not copy propagate
9348 arguments when not optimizing.
9350 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
9353 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
9354 (avx_addsubv4df3): Likewise.
9355 (*avx_addsubv4sf3): Likewise.
9356 (sse3_addsubv4sf3): Likewise.
9357 (*avx_addsubv2df3): Likewise.
9358 (sse3_addsubv2df3): Likewise.
9359 (avx_unpckhps256): Correct item selectors.
9360 (avx_unpcklps256): Likewise.
9361 (avx_unpckhpd256): Likewise.
9362 (avx_unpcklpd256): Likewise.
9364 2009-02-28 Jan Hubicka <jh@suse.cz>
9366 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
9368 (copy_arguments_for_versioning): If var is declared don't declare it.
9369 (tree_function_versioning): First setup substitutions and then copy
9372 2009-02-27 Jan Hubicka <jh@suse.cz>
9375 * cgraph.h (varpool_output_debug_info): Remove.
9376 * cgraphunit.c (varpool_output_debug_info): Remove.
9377 * dwarf2out.c (deferred_locations_struct): New struct
9378 (deferred_locations): New type.
9379 (deferred_locations_list): New static var.
9380 (deffer_location): New function.
9381 (gen_variable_die): Use it.
9382 (decls_for_scope): Output info on local static vars.
9383 (dwarf2out_finish): Process deferred locations.
9384 * varpool.c (varpool_output_debug_info): Remove.
9386 2009-02-27 Jan Hubicka <jh@suse.cz>
9389 * tree.h (TREE_PROTECTED): Fix comment.
9390 (BLOCK_HANDLER_BLOCK): Remove.
9391 (struct tree_block): Remove handler_block add body_block.
9392 (inlined_function_outer_scope_p): New.
9393 (is_body_block): Remove.
9394 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
9395 * dwarf2out.c (is_inlined_entry_point): Remove.
9396 (add_high_low_attributes): Use inlined_function_outer_scope_p.
9397 (gen_block_die): Use is_inlined_entry_point check. Remove body block
9399 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
9400 * gimplify.c (gimplify_expr): Gimplify body blocks.
9401 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
9402 block with multiple subblocks.
9403 (dump_scope_block): Prettier output; dump more flags and info.
9404 (dump_scope_blocks): New.
9405 (remove_unused_locals): Use dump_scope_blocks.
9406 * tree-flow.h (dump_scope_blocks): Declare.
9407 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
9408 * stmt.c (is_body_block): Remove.
9409 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
9410 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
9412 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
9415 * graphite.c (graphite_loop_normal_form): Do not call
9416 number_of_iterations_exit from a gcc_assert.
9418 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9420 * config/s390/s390.c (s390_swap_cmp): Look for conditional
9421 jumps if COND is NULL.
9422 (find_cond_jump): New function.
9423 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
9424 * config/s390/s390.md: Remove z10_cobra attribute value.
9426 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
9428 * config/alpha/alpha.h (alpha_expand_mov): Return false if
9429 force_const_mem returns NULL_RTX.
9431 2009-02-26 Jan Hubicka <jh@suse.cz>
9434 * cgraph.h (varpool_output_debug_info): Remove.
9435 * cgraphunit.c (varpool_output_debug_info): Remove.
9436 * dwarf2out.c (deferred_locations_struct): New struct
9437 (deferred_locations): New type.
9438 (deferred_locations_list): New static var.
9439 (deffer_location): New function.
9440 (gen_variable_die): Use it.
9441 (decls_for_scope): Output info on local static vars.
9442 (dwarf2out_finish): Process deferred locations.
9443 * varpool.c (varpool_output_debug_info): Remove.
9445 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
9447 PR rtl-optimization/39241
9448 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
9449 to subreg_offset_representable_p.
9451 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9453 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
9454 execute function prototype. Get f and nregs from max_reg_num
9455 and get_insns. Remove the first backward pass as it's dead,
9456 guard the forward pass by flag_expensive_optimizations.
9457 (rest_of_handle_regmove): Delete.
9458 (pass_regmove): Replace it with regmove_optimize.
9460 2009-02-25 Martin Jambor <mjambor@suse.cz>
9462 PR tree-optimization/39259
9463 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
9464 calls_alloca function flags.
9465 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
9468 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9470 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
9471 flags_set_1_rtx, flags_set_1_set): Delete.
9472 (regmove_optimize): Do not call mark_flags_life_zones.
9474 2009-02-24 Julian Brown <julian@codesourcery.com>
9477 * config/arm/arm.c (require_pic_register): Only set
9478 cfun->machine->pic_reg once per function.
9480 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
9482 * doc/invoke.texi (Link Options): Document an easier way to pass
9483 options that take arguments to the GNU linker using -Xlinker and -Wl.
9485 2009-02-24 Steve Ellcey <sje@cup.hp.com>
9488 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
9490 2009-02-24 Richard Guenther <rguenther@suse.de>
9493 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
9495 2009-02-24 Richard Guenther <rguenther@suse.de>
9496 Zdenek Dvorak <ook@ucw.cz>
9498 PR tree-optimization/39233
9499 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
9500 from converting them to a generic type.
9502 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
9504 PR tree-optimization/39260
9505 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
9506 contains a condition with a real type.
9507 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
9509 2009-02-23 Jason Merrill <jason@redhat.com>
9512 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
9513 narrowing_initializer_constant_valid_p.
9514 (narrowing_initializer_constant_valid_p): Don't return
9515 null_pointer_node for adding a pointer to itself.
9517 2009-02-23 Jan Hubicka <jh@suse.cz>
9520 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
9523 2009-02-23 Jan Hubicka <jh@suse.cz>
9525 PR tree-optimization/37709
9526 * tree.c (block_ultimate_origin): Move here from dwarf2out.
9527 * tree.h (block_ultimate_origin): Declare.
9528 * dwarf2out.c (block_ultimate_origin): Move to tree.c
9529 * tree-ssa-live.c (remove_unused_scope_block_p):
9530 Eliminate blocks containig no instructions nor live variables nor
9532 (dump_scope_block): New function.
9533 (remove_unused_locals): Enable removal of dead blocks by default;
9534 enable dumping at TDF_DETAILS.
9536 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9538 * config/i386/i386.c (classify_argument): Don't allow COImode
9540 (function_arg_advance_32): Don't allow OImode.
9541 (function_arg_32): Likewise.
9542 (function_value_32): Likewise.
9543 (return_in_memory_32): Likewise.
9544 (function_arg_64): Remove OImode comment.
9546 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9549 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9550 ix86_expand_vector_set for V4DImode in 64bit mode only.
9551 (ix86_expand_vector_init_one_var): Likewise.
9553 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
9555 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
9557 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9560 * loop-iv.c: Revert last change.
9561 * emit-rtl.c: Likewise.
9563 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9566 * config/i386/i386.c (type_natural_mode): Remove an extra
9567 space in the warning message.
9568 (function_value_32): Handle 32-byte vector modes.
9569 (return_in_memory_32): Likewise.
9571 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9573 * loop-iv.c (truncate_value): New function.
9574 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
9576 (lowpart_subreg): Move to...
9577 * emit-rtl.c: ...here.
9579 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
9581 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
9582 accidental and undocumented change at revision 140860.
9584 2009-02-21 Joseph Myers <joseph@codesourcery.com>
9586 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
9587 take gimple_seq * arguments.
9588 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
9589 types_compatible_p langhook.
9591 2009-02-20 Mark Mitchell <mark@codesourcery.com>
9592 Joseph Myers <joseph@codesourcery.com>
9594 * config/arm/arm.c (arm_builtin_va_list): New function.
9595 (arm_expand_builtin_va_start): Likewise.
9596 (arm_gimplify_va_arg_expr): Likewise.
9597 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
9598 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
9599 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
9600 (va_list_type): New variable.
9601 (arm_mangle_type): Mangle va_list_type appropriately.
9603 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9606 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
9607 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
9608 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
9609 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
9610 parameter to 1000 for -O1 by default.
9611 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
9613 * loop-invariant.c: Include params.h.
9614 (move_loop_invariants): Don't call move_single_loop_invariants on
9617 2009-02-20 Jaka Mocnik <jaka@xlab.si>
9619 * calls.c (emit_library_call_value_1): Use slot_offset instead of
9620 offset when calculating bounds for indexing stack_usage_map. Fixes
9621 a buffer overflow with certain target setups.
9623 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9626 * calls.c (expand_call): Clear try_tail_call if caller and callee
9627 disagree in promotion of function return value.
9629 2009-02-19 Jakub Jelinek <jakub@redhat.com>
9632 * c-common.c (c_determine_visibility): If visibility changed and
9633 DECL_RTL has been already set, call make_decl_rtl to update symbol
9636 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
9639 * varasm.c (assemble_variable): Don't check DECL_NAME when
9640 globalizing a variable.
9642 2009-02-19 Joseph Myers <joseph@codesourcery.com>
9645 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
9646 expression before any __builtin_trap call.
9647 * c-typeck.c (build_function_call): Convert and check function
9648 arguments before generating a call to a trap. Evaluate the
9649 function arguments before the trap.
9651 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
9654 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
9655 (UNSPEC_FXAM_MEM): New unspec.
9656 (fxam<mode>2_i387_with_temp): New insn and split pattern.
9657 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
9658 memory using fxam<mode>2_i387_with_temp to remove excess precision.
9660 2009-02-19 Richard Guenther <rguenther@suse.de>
9662 PR tree-optimization/39207
9663 PR tree-optimization/39074
9664 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
9665 storedanything_tree): New.
9666 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
9667 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
9668 (build_succ_graph): Add edges from STOREDANYTHING to all
9670 (init_base_vars): Initialize STOREDANYTHING.
9671 (compute_points_to_sets): Free substitution info after
9672 building the succ graph.
9673 (ipa_pta_execute): Likewise.
9675 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
9677 (do_ds_constraint): Do not add to special var or non-pointer
9679 (type_could_have_pointers): Split out from ...
9680 (could_have_pointers): ... here. For arrays use the element type.
9681 (create_variable_info_for): Initialize may_have_pointers.
9682 (new_var_info): Likewise.
9683 (handle_lhs_call): Make the HEAP variable unknown-sized.
9684 (intra_create_variable_infos): Use a type with pointers for
9685 PARM_NOALIAS, make it unknown-sized.
9687 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
9690 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
9692 2009-02-18 Jason Merrill <jason@redhat.com>
9695 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
9696 value if DECL_EXTERNAL.
9697 * tree-sra.c (sra_walk_gimple_assign): Likewise.
9698 * target.h (gcc_target::binds_local_p): Clarify "module".
9699 * tree.h (TREE_PUBLIC): Clarify "module".
9701 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
9704 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
9705 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
9707 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
9710 * c.opt (Wabi): Support C and ObjC.
9713 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
9715 * config/i386/i386.c (classify_argument): Warn once about the ABI
9716 change when passing union with long double.
9718 * doc/invoke.texi: Update -Wabi for warning psABI changes.
9720 2009-02-18 Joseph Myers <joseph@codesourcery.com>
9723 * c-parser.c (c_parser_compound_statement): Always enter and leave
9726 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9729 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
9731 2009-02-18 Jakub Jelinek <jakub@redhat.com>
9733 PR tree-optimization/36922
9734 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
9735 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
9738 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9740 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
9743 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9745 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
9747 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9749 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
9752 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
9753 Richard Sandiford <rdsandiford@googlemail.com>
9755 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
9756 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
9757 (loongson_biadd): ...this.
9759 2009-02-17 Richard Guenther <rguenther@suse.de>
9761 PR tree-optimization/39202
9762 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
9763 a var make sure to follow existing collapses.
9765 2009-02-17 Richard Guenther <rguenther@suse.de>
9768 * langhooks.c (lhd_print_error_function): Check for NULL block.
9770 2009-02-17 Richard Guenther <rguenther@suse.de>
9772 PR tree-optimization/39204
9773 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
9776 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
9778 * config/soft-fp/double.h: Update from glibc CVS.
9780 2009-02-17 Richard Guenther <rguenther@suse.de>
9782 PR tree-optimization/39207
9783 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
9784 strict-aliasing warnings for pointers pointing to NULL.
9786 2009-02-16 Joseph Myers <joseph@codesourcery.com>
9789 * c-parser.c (c_parser_braced_init): Call pop_init_level when
9790 skipping until next close brace.
9792 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
9795 * config/i386/i386.c (ix86_expand_push): Set memory alignment
9796 to function argument boundary.
9798 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9800 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
9801 in the lea_add. Reload eventually constraints it properly.
9802 * config/picochip/constraints.md: Remove the target constraint
9803 "b", since it is not needed anymore.
9805 2009-02-16 Jakub Jelinek <jakub@redhat.com>
9807 * gthr-dce.h: Uglify function parameter and local variable names.
9808 * gthr-gnat.h: Likewise.
9809 * gthr-mipssde.h: Likewise.
9810 * gthr-nks.h: Likewise.
9811 * gthr-posix95.h: Likewise.
9812 * gthr-posix.h: Likewise.
9813 * gthr-rtems.h: Likewise.
9814 * gthr-single.h: Likewise.
9815 * gthr-solaris.h: Likewise.
9816 * gthr-tpf.h: Likewise.
9817 * gthr-vxworks.h: Likewise.
9818 * gthr-win32.h: Likewise.
9820 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
9823 * config/i386/i386.md: Restrict the new peephole2 to move
9824 between MMX/SSE registers.
9826 2009-02-15 Richard Guenther <rguenther@suse.de>
9829 2009-02-13 Richard Guenther <rguenther@suse.de>
9831 * configure.ac: Enable LFS.
9832 * configure: Re-generate.
9833 * config.in: Likewise.
9835 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9837 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
9838 spu_srqwbyte, spu_srqwbytebc): Define.
9839 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
9840 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
9841 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
9842 "shrqby_<mode>"): New insn-and-split patterns.
9843 * config/spu/spu.c (expand_builtin_args): Determine and return
9844 number of operands using spu_builtin_description data.
9845 (spu_expand_builtin_1): Use it.
9847 2009-02-13 Steve Ellcey <sje@cup.hp.com>
9850 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
9853 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9856 * config/i386/i386.c (override_options): Correct warning
9857 messages for -malign-loops, -malign-jumps and -malign-functions.
9859 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9862 * config/i386/i386.md: Restrict the new peephole2 to move
9863 between the general purpose registers.
9865 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9868 * config/i386/i386.c (type_natural_mode): Add a new argument.
9869 Return the original mode and warn ABI change if vector size is 32byte.
9870 (function_arg_advance): Updated.
9871 (function_arg): Likewise.
9872 (ix86_function_value): Likewise.
9873 (ix86_return_in_memory): Likewise.
9874 (ix86_sol10_return_in_memory): Likewise.
9875 (ix86_gimplify_va_arg): Likewise.
9876 (function_arg_32): Don't warn ABX ABI change here.
9877 (function_arg_64): Likewise.
9879 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
9881 * loop-iv.c (implies_p): In the final case, test that operands 0
9882 of the two comparisons match.
9884 * config/bfin/bfin.c (find_prev_insn_start): New function.
9885 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
9886 (find_next_insn_start): Move.
9888 2009-02-13 Richard Guenther <rguenther@suse.de>
9890 * configure.ac: Enable LFS.
9891 * configure: Re-generate.
9892 * config.in: Likewise.
9894 2009-02-13 Joseph Myers <joseph@codesourcery.com>
9897 * c-parser.c (c_parser_parms_list_declarator): Discard pending
9898 sizes on syntax error after some arguments have been parsed.
9900 2009-02-12 Jakub Jelinek <jakub@redhat.com>
9902 * doc/invoke.texi (-fira): Remove.
9904 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9906 * caller-save.c: Replace regclass.c with reginfo.c in comments.
9907 * recog.c: Likewise.
9910 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
9912 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
9913 (umul_ppmm): Likewise.
9914 (count_leading_zeros): Likewise.
9915 (count_trailing_zeros): Likewise.
9916 (UMUL_TIME): Likewise.
9918 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9920 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
9921 soft-fp/t-softfp to tmake_file.
9923 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
9924 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
9925 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
9926 IA64_BUILTIN_INFQ]: New.
9927 (ia64_init_builtins): Initialize __builtin_infq,
9928 __builtin_fabsq and __builtin_copysignq if not HPUX.
9929 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
9930 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
9932 * config/ia64/lib1funcs.asm (__divtf3): Define only if
9934 (__fixtfti): Likewise.
9935 (__fixunstfti): Likewise.
9936 (__floattitf): Likewise.
9938 * config/ia64/libgcc-glibc.ver: New.
9939 * config/ia64/t-fprules-softfp: Likewise.
9940 * config/ia64/sfp-machine.h: Likewise.
9942 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
9943 (LIBGCC2_TF_CEXT): Likewise.
9944 (TF_SIZE): Likewise.
9945 (TARGET_INIT_LIBFUNCS): Likewise.
9947 * config/ia64/t-glibc (SHLINB_MAPFILES):
9948 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
9950 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9952 * config/i386/i386.c (construct_container): Rewrite processing
9953 BLKmode with X86_64_SSE_CLASS.
9955 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
9958 * config/i386/i386.md: Replace simplify_replace_rtx with
9959 replace_rtx in the new peephole2.
9961 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
9963 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
9964 loop unrolling do not happen at -O2.
9966 2009-02-12 Michael Matz <matz@suse.de>
9968 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
9970 2009-02-12 Jakub Jelinek <jakub@redhat.com>
9972 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
9975 2009-02-12 Ben Elliston <bje@au.ibm.com>
9977 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
9978 patterns when updating the back chain. Missed in the 2009-02-10
9981 2009-02-11 Janis Johnson <janis187@us.ibm.com>
9983 * doc/extend.texi (Decimal Floating Types): Update identifier of
9984 draft TR and list of missing support.
9986 2009-02-11 Jakub Jelinek <jakub@redhat.com>
9989 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
9990 bit to variable length decl's flags, add it also to its
9991 pointer replacement variable.
9993 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
9994 Jakub Jelinek <jakub@redhat.com>
9997 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
9998 (memory_blockage): New expander.
9999 (*memory_blockage): New insn pattern.
10000 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
10001 instead of general blockage at the end of function prologue when
10002 frame pointer is used to access red zone area. Do not emit blockage
10003 when profiling, it is emitted in generic code.
10004 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
10005 function epilogue when frame pointer is used to access red zone area.
10007 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
10010 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
10011 by arithmetic with memory operands.
10012 * config/i386/predicates.md (commutative_operator): New.
10014 2009-02-10 Janis Johnson <janis187@us.ibm.com>
10016 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
10019 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
10021 * alias.h (record_alias_subset): Declare.
10022 * alias.c (record_alias_subset): Make global.
10024 2009-02-10 Nick Clifton <nickc@redhat.com>
10026 * tree-parloops.c: Change license to GPLv3.
10027 * ipa-struct-reorg.c: Change license to GPLv3.
10028 * ipa-struct-reorg.h: Change license to GPLv3.
10030 2009-02-10 Steve Ellcey <sje@cup.hp.com>
10033 * c-decl.c (start_struct): Return NULL on error.
10035 2009-02-10 Jakub Jelinek <jakub@redhat.com>
10037 PR middle-end/39124
10038 * cfgloopmanip.c (remove_path): Call remove_bbs after
10039 cancel_loop_tree, not before it.
10042 * function.h (struct function): Add has_local_explicit_reg_vars bit.
10043 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
10044 VAR_DECLs were seen.
10045 * tree-ssa-live.c (remove_unused_locals): Recompute
10046 cfun->has_local_explicit_reg_vars.
10047 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
10048 copies or clearings if cfun->has_local_explicit_reg_vars.
10050 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
10053 * config/i386/i386.c (expand_prologue): Emit blockage at the end
10054 of function prologue when frame pointer is used to access
10057 2009-02-10 Richard Guenther <rguenther@suse.de>
10059 PR middle-end/39127
10060 * gimplify.c (gimple_regimplify_operands): Always look if
10061 we need to create a temporary.
10063 2009-02-10 Richard Guenther <rguenther@suse.de>
10065 PR tree-optimization/39132
10066 * tree-loop-distribution.c (todo): New global var.
10067 (generate_memset_zero): Trigger TODO_rebuild_alias.
10068 (tree_loop_distribution): Return todo.
10070 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
10073 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
10074 (x86_64_reg_class_name): Removed.
10075 (classify_argument): Return 0 if bytes > 32. Return 0 if the
10076 first one isn't X86_64_SSE_CLASS or any other ones aren't
10077 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
10078 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
10079 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
10080 and 3 X86_64_SSEUP_CLASS.
10081 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
10082 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
10084 2009-02-10 Ben Elliston <bje@au.ibm.com>
10086 * config/rs6000/rs6000.md (allocate_stack): Always use an update
10087 form instruction to update the stack back chain word, even if the
10088 user has disabled the generation of update instructions.
10089 (movdi_<mode>_update_stack): New.
10090 (movsi_update_stack): Likewise.
10091 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
10092 always use an update form instruction to update the stack back
10095 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
10097 PR middle-end/38953
10098 * graphite.c (if_region_set_false_region): After moving a region in
10099 the false branch of a condition, remove the empty dummy basic block.
10100 (gloog): Remove wrong fix for PR38953.
10102 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10104 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
10105 generation due to implicit sign extension.
10107 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
10109 PR middle-end/38981
10110 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
10111 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
10113 2009-02-09 Richard Guenther <rguenther@suse.de>
10115 PR middle-end/35202
10116 * convert.c (convert_to_real): Disable (float)fn((double)x)
10117 to fnf(x) conversion if errno differences may occur and
10118 -fmath-errno is set.
10120 2009-02-07 Anatoly Sokolov <aesok@post.ru>
10122 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
10123 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10124 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10126 2009-02-06 Joseph Myers <joseph@codesourcery.com>
10129 * c-common.c (handle_alias_attribute): Disallow attribute for
10130 anything not a FUNCTION_DECL or VAR_DECL.
10132 2009-02-06 Janis Johnson <janis187@us.ibm.com>
10135 * real.c (do_compare): Special-case compare of zero against
10136 decimal float value.
10138 2009-02-06 Joseph Myers <joseph@codesourcery.com>
10141 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
10142 as indicating flexible array members unless the field itself is
10143 being declarared as the incomplete array.
10145 2009-02-06 Jan Hubicka <jh@suse.cz>
10147 PR tree-optimization/38844
10148 * ipa-inline.c (try_inline): Stop inlining recursion when edge
10149 is already inlined.
10151 2009-02-06 Richard Guenther <rguenther@suse.de>
10153 PR middle-end/38977
10154 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
10155 fork because we may expand it as __gcov_fork.
10157 2009-02-06 Nick Clifton <nickc@redhat.com>
10159 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
10161 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
10163 PR tree-optimization/35659
10164 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
10165 vn_phi_eq): Shortcut if hashcode does not match.
10166 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
10168 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
10169 and avoid iterative_hash_expr.
10170 (FOR_EACH_VALUE_ID_IN_SET): New.
10171 (value_id_compare): Remove.
10172 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
10173 sort expressions by value id.
10175 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
10178 * config/sh/predicates.md (general_movsrc_operand): Don't check
10179 the subreg of system registers here.
10181 2009-02-05 Jakub Jelinek <jakub@redhat.com>
10184 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
10185 on the copied decl.
10187 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
10189 PR rtl-optimization/39110
10190 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
10191 addresses, not aligned ones.
10193 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
10194 Richard Guenther <rguenther@suse.de>
10196 PR tree-optimization/39100
10197 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
10198 comment says and add edges.
10200 2009-02-05 Joseph Myers <joseph@codesourcery.com>
10203 * c-common.c (handle_tls_model_attribute): Ignore attribute for
10204 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
10206 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
10208 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
10209 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
10210 register_bb_in_sese, new_sese, free_sese): Moved.
10211 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
10212 outermost_loop_in_scop, build_scop_iteration_domain,
10213 expand_scalar_variables_ssa_name, get_vdef_before_scop,
10214 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
10215 Use loop_in_sese_p instead of loop_in_scop_p.
10216 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
10217 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
10218 (scopdet_basic_block_info): Fix bug in scop detection.
10219 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
10220 eq_loop_to_cloog_loop): Remove.
10221 (nb_loops_around_loop_in_scop, nb_loop
10222 ref_nb_loops): Moved here...
10223 * graphite.h (ref_nb_loops): ... from here.
10224 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
10225 (loop_domain_dim, loop_iteration_vector_dim): Remove.
10226 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
10227 * testsuite/gcc.dg/graphite/scop-19.c: New
10229 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
10230 Hans-Peter Nilsson <hp@axis.com>
10232 PR rtl-optimization/37889
10233 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
10234 Move offset handling from PLUS to before the switch. Use new
10235 arguments when considering SYMBOL_REFs too.
10236 (rtx_addr_can_trap_p): Pass dummy offset and size.
10237 (enum may_trap_p_flags): Remove.
10238 (may_trap_p_1): Pass size from MEM_SIZE.
10240 PR rtl-optimization/38921
10241 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
10242 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
10243 * rtlanal.c (may_trap_after_code_motion_p): Delete.
10244 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
10246 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
10248 AVX Programming Reference (January, 2009)
10249 * config/i386/sse.md (*vpclmulqdq): New.
10251 2009-02-04 Jakub Jelinek <jakub@redhat.com>
10253 PR tree-optimization/38977
10254 PR gcov-profile/38292
10255 * calls.c (special_function_p): Disregard __builtin_ prefix.
10257 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
10259 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
10260 non-indexable addresses even before reload.
10262 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10265 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
10266 as having variable size. Do not give an error for unnamed
10267 parameters with [*] declarators. Give a warning for type names
10268 with [*] declarators and mark them as variable size.
10269 * c-parser.c (c_parser_sizeof_expression): Do not give an error
10270 for sizeof applied to [*] type names.
10272 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10275 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
10277 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10279 * gcc.c (process_command): Update copyright notice dates.
10280 * gcov.c (print_version): Likewise.
10281 * gcov-dump.c (print_version): Likewise.
10282 * mips-tfile.c (main): Likewise.
10283 * mips-tdump.c (main): Likewise.
10285 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10288 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
10289 for composite type involving a zero-length array type.
10291 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10294 * function.c (match_asm_constraints_1): Skip over
10295 initial optional % in the constraint.
10297 PR inline-asm/39059
10298 * c-parser.c (c_parser_postfix_expression): If fixed point is not
10299 supported, don't accept FIXED_CSTs.
10300 * c-decl.c (finish_declspecs): Error if fixed point is not supported
10301 and _Sat is used without _Fract/_Accum. Set specs->type to
10302 integer_type_node for cts_fract/cts_accum if fixed point is not
10305 2009-02-02 Catherine Moore <clm@codesourcery.com>
10307 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
10309 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
10311 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
10312 (ABI_HAS_64BIT_SYMBOLS): Use it.
10313 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
10315 2009-02-02 Paul Brook <paul@codesourcery.com>
10317 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
10319 2009-02-02 Jakub Jelinek <jakub@redhat.com>
10321 PR inline-asm/39058
10322 * recog.h (asm_operand_ok): Add constraints argument.
10323 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
10324 recurse on matching constraint.
10325 (check_asm_operands): Pass constraints as 3rd argument to
10326 asm_operand_ok. Don't look up matching constraint here.
10327 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
10330 2009-02-02 Ben Elliston <bje@au.ibm.com>
10332 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
10333 TARGET_NARROW_VOLATILE_BITFIELD macro names.
10335 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10337 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
10338 information. Remove some obsolete information. Reorganize.
10340 * config/pa/fptr.c: Revert license to GPL 2.
10341 * config/pa/milli64.S: Likewise.
10343 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10346 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
10347 LIBRARY name in, instead of hard-coding it.
10348 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
10349 extra target make frag to tmake_files according to EH model.
10350 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
10351 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
10352 frags that define makefile variable EH_MODEL appropriately.
10353 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
10354 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
10355 to "-sjlj" according to type of EH configured.
10356 (LIBGCC_SONAME): Concatenate it to shared library base name.
10357 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
10358 to "_sjlj" according to type of EH configured.
10359 (LIBGCC_SONAME): Concatenate it to shared library base name.
10360 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
10361 (SHLIB_LINK): Add missing semicolon to if-else construct.
10362 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10363 string value of "pe_dll" command-line option.
10364 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
10365 (SHLIB_SONAME): Use it when overriding t-cygming default.
10366 (SHLIB_IMPLIB): Override t-cygming default.
10367 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10368 string value of "pe_dll" command-line option.
10370 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10373 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
10374 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
10376 2009-01-31 Richard Guenther <rguenther@suse.de>
10378 PR tree-optimization/38937
10379 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
10380 computing the transitive closure.
10382 2009-01-30 Richard Guenther <rguenther@suse.de>
10384 PR tree-optimization/39041
10385 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10386 Propagate variable indices only if the types match for this stmt.
10388 2009-01-30 Jakub Jelinek <jakub@redhat.com>
10391 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
10392 inline but never defined.
10394 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
10396 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
10397 (*insv_h_di_reg_extimm): New insn.
10398 (*insv_l<mode>_reg_extimm): New insn.
10400 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10402 * config/picochip/picochip.c (flag_conserve_stack): set
10403 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
10404 fconserve-stack. Reduce call-overhead used by inliner.
10406 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10409 * common.opt (flag_conserve_stack): Initialised to zero.
10411 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
10414 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
10415 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
10418 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
10420 * ira-color.c (allocno_reload_assign): Update comments.
10421 * regmove.c (regmove_optimize): Likewise.
10425 2009-01-29 Robert Millan <rmh@aybabtu.com>
10427 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
10428 * config/i386/kopensolaris-gnu.h: New file. Undefine
10429 `MD_UNWIND_SUPPORT'.
10430 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
10432 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
10434 PR tree-optimization/39007
10435 * tree-loop-distribution.c (generate_builtin): Use
10436 recompute_dominator to compute the immediate dominator of the
10437 basic block just after the loop.
10439 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10441 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
10442 (ASM_OUTPUT_DWARF_PCREL): Define.
10444 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
10446 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
10447 * doc/passes.texi: Remove entries about regclass, local-alloc, and
10448 global. Modify entries about regmove and IRA.
10450 * ra-conflict.c: Remove the file.
10452 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
10454 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
10455 (pass_regclass_init): Rename to pass_reginfo_init.
10457 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
10459 * toplev.h (flag_ira): Remove.
10461 * caller-save.c (setup_save_areas): Remove flag_ira.
10463 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
10465 * global.c: Remove the file.
10467 * opts.c (decode_options): Remove flag_ira.
10469 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
10471 * regmove.c: Modify file description.
10472 (find_use_as_address, try_auto_increment): Define them only if
10473 AUTO_INC_DEC is defined.
10474 (replacement_quality, replace_in_call_usage, fixup_match_1,
10475 stable_and_no_regs_but_for_p): Remove.
10476 (reg_set_in_bb): Make it static.
10477 (regmove_optimize): Remove flag_ira and code which worked for
10480 * local-alloc.c: Remove the file.
10482 * common.opt (fira): Remove.
10484 * ira.c: Include except.h.
10485 (eliminable_regset): Move from global.c.
10486 (mark_elimination): Ditto. Remove flag_ira.
10487 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
10488 equiv_mem_modified, validate_equiv_mem_from_store,
10489 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
10490 contains_replace_regs, memref_referenced_p, memref_used_between_p,
10491 no_equiv, recorded_label_ref): Move from local-alloc.c.
10492 (update_equiv_regs): Ditto. Make it static.
10493 (print_insn_chain, print_insn_chains): Move it from global.c.
10494 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
10495 (build_insn_chain): Ditto. Make it static.
10496 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
10497 Rename to init_live_subregs.
10498 (gate_ira): Remove flag_ira.
10500 * regclass.c: Rename reginfo.c. Change file description.
10501 (FORBIDDEN_INC_DEC_CLASSES): Remove.
10502 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
10503 (init_reg_sets_1): Remove code for evaluation of
10504 reg_class_superclasses and losing_caller_save_reg_set.
10505 (init_regs): Remove init_reg_autoinc.
10506 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
10507 ok_for_base_p_nonstrict): Remove.
10508 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
10509 (pass_regclass_init): Rename to pass_reginfo_init. Modify
10510 corresponding entries.
10511 (dump_regclass, record_operand_costs, scan_one_insn,
10512 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
10513 record_address_regs, auto_inc_dec_reg_p): Remove.
10514 (gt-regclass.h): Rename to gt-reginfo.h.
10516 * rtl.h (dump_global_regs, retry_global_alloc,
10517 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
10519 * Makefile.in (RA_H): Remove.
10520 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
10521 Rename regclass.o to reginfo.o.
10522 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
10524 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
10525 (GTFILES): Rename regclass.c to reginfo.c.
10527 * passes.c (init_optimization_passes): Remove pass_local_alloc and
10528 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
10530 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
10531 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
10533 (finish_spills): Ditto. Remove code for !flag_ira.
10535 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
10537 PR middle-end/35854
10538 * doc/invoke.texi (rtl debug options): Complete rewrite.
10539 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
10541 * mode-switching.c (pass_mode_switching): Rename pass from
10542 "mode-sw" to "mode_sw".
10543 * except.c (pass_convert_to_eh_ranges): Rename pass from
10544 "eh-ranges" to "eh_ranges".
10545 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
10549 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
10550 Alexander Monakov <amonakov@ispras.ru>
10552 PR middle-end/38857
10553 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
10555 (move_exprs_to_boundary): Change return type and pass through
10556 should_move from move_op. Relax assert. Update usage ...
10557 (schedule_expr_on_boundary): ... here. Use should_move instead of
10559 (move_op_orig_expr_found): Indicate that insn was disconnected from
10561 (code_motion_process_successors): Do not call after_merge_succs
10562 callback if original expression was not found when traversing any of
10564 (code_motion_path_driver): Change return type. Update prototype.
10565 (move_op): Update comment. Add a new parameter (should_move). Update
10566 prototype. Set *should_move based on indication provided by
10567 move_op_orig_expr_found.
10569 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
10571 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
10572 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
10573 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
10574 * config/rs6000/rs6000.c (rs6000_override_options): Default
10575 avoid-indexed-addresses on for Power6, off for everything else.
10576 (avoiding_indexed_address_p): New function.
10577 (rs6000_legitimize_address): Use it.
10578 (rs6000_legitimate_address): Likewise.
10579 * config/rs6000/rs6000.md (movXX_updateX): Likewise
10581 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
10583 PR tree-optimization/38997
10584 * tree-loop-distribution.c (generate_memset_zero): Use
10585 POINTER_PLUS_EXPR for a pointer addition.
10587 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
10589 * config/s390/s390.md (bswap<mode>2): New pattern added.
10591 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10593 * config/s390/s390.md (*tls_load_31): Added type attribute.
10595 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10597 * config/s390/s390.md: Fix a few comments.
10599 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10601 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
10602 (*tm<mode>_full): Fixed z10prop attribute.
10603 (*tst<mode>_extimm): Fixed z10prop attribute.
10604 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
10605 (*tstqiCCT_cconly): Fixed z10prop attribute.
10606 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
10607 (*movsi_larl): Fixed z10prop attribute.
10608 (*movsi_zarch): Fixed z10prop attribute.
10609 (*movsi_eas): Fixed z10prop attribute.
10610 (*movhi): Fixed z10prop attribute.
10611 (*movqi): Fixed z10prop attribute.
10612 (*movstrictqi): Fixed z10prop attribute.
10613 (*mov<mode>): Fixed z10prop attribute.
10614 (*movcc): Fixed z10prop attribute.
10615 (*sethighpartdi_64): Fixed z10prop attribute.
10616 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
10617 (*negdi2_sign_cc): Fixed z10prop attribute.
10618 (*negdi2_sign): Fixed z10prop attribute.
10619 (*absdi2_sign_cc): Fixed z10prop attribute.
10620 (*absdi2_sign): Fixed z10prop attribute.
10621 (*negabsdi2_sign_cc): Fixed z10prop attribute.
10622 (*negabsdi2_sign): Fixed z10prop attribute.
10623 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
10624 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
10625 (doloop_si64): Fixed z10prop attribute.
10626 (doloop_si31): Fixed z10prop attribute.
10627 (doloop_long): Fixed z10prop attribute.
10628 (indirect_jump): Fixed z10prop attribute.
10629 (nop): Fixed z10prop attribute.
10630 (main_base_64): Fixed z10prop attribute.
10631 (reload_base_64): Fixed z10prop attribute.
10633 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10635 PR rtl-optimization/38740
10636 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
10638 * config/mips/mips.c (mips_reorg): Likewise.
10640 2009-01-28 Richard Guenther <rguenther@suse.de>
10642 PR tree-optimization/38926
10643 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
10644 with the correct value id to a value.
10645 (do_regular_insertion): Use the value number of edoubleprime
10646 for the value number of the expr.
10649 2008-08-21 Richard Guenther <rguenther@suse.de>
10651 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
10652 a PHI ask VN if it is already available.
10653 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
10654 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
10656 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10658 PR middle-end/38934
10659 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
10660 set to varying whenever max has TREE_OVERFLOW set, similarly
10661 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
10663 2009-01-28 Richard Guenther <rguenther@suse.de>
10665 PR middle-end/38908
10666 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
10667 uninitialized aggregate uses in call arguments.
10669 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
10671 PR tree-optimization/38984
10672 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
10673 the nothing_id variable if -fno-delete-null-pointer-checks.
10675 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
10678 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
10679 (set_got_offset_rex64): Ditto.
10681 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
10684 * doc/extend.texi: Improve local variable with asm reg.
10686 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
10688 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
10689 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
10690 was not supplied then set warn_packed_bitfield_compat to the
10691 default value of 1.
10692 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
10695 2009-01-27 Richard Guenther <rguenther@suse.de>
10697 PR tree-optimization/38503
10698 * cfgexpand.c (expand_gimple_basic_block): Ignore
10699 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
10700 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
10701 variables that cannot have TBAA applied.
10702 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
10705 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
10707 PR middle-end/38969
10708 * calls.c (initialize_argument_information): Do not wrap complex
10709 arguments in SAVE_EXPR.
10711 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
10713 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
10714 (INSTALL_LIBGCC): Revert typo commit.
10716 2009-01-26 Richard Guenther <rguenther@suse.de>
10718 PR tree-optimization/38745
10719 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
10720 from special handling.
10722 2009-01-26 Richard Guenther <rguenther@suse.de>
10724 PR tree-optimization/38745
10725 * tree-ssa.c (execute_update_addresses_taken): Do not include
10726 variables that cannot possibly be a register in not_reg_needs.
10727 Do not clear TREE_ADDRESSABLE on vars that may not become
10729 * tree-ssa.c (update_alias_info_1): Include those in the set
10730 of addressable vars.
10732 2009-01-26 Richard Guenther <rguenther@suse.de>
10734 PR middle-end/38851
10735 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
10736 * tree-ssa-dse.c: Include langhooks.h
10737 (execute_simple_dse): Remove stores with zero size.
10739 2009-01-24 Jakub Jelinek <jakub@redhat.com>
10742 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
10745 2009-01-24 Julian Brown <julian@codesourcery.com>
10747 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
10748 config/arm/linux-atomic.c.
10749 * config/arm/linux-atomic.c: New.
10751 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
10753 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
10754 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
10755 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
10757 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
10760 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
10763 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
10765 PR tree-optimization/38953
10766 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
10767 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
10768 (gloog): Split the exit of the scop when the scop exit is a loop exit.
10769 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
10772 2009-01-24 Paul Brook <paul@codesourcery.com>
10774 * config/arm/neon.md (neon_type): Move to arm.md.
10775 (neon_mov<VSTRUCT>): Add neon_type attribute.
10776 * config/arm/arm.md (neon_type): Move to here.
10777 (conds): Add "unconditioal" and use as default for NEON insns.
10779 2009-01-24 Ben Elliston <bje@au.ibm.com>
10781 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
10782 void *' warning from -Wc++-compat.
10783 * Makefile.in (dominance.o-warn): Remove.
10785 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
10787 PR tree-optimization/38932
10788 * fold-const.c (fold_unary_ignore_overflow): New.
10789 * tree.h (fold_unary_ignore_overflow): Declare.
10790 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
10791 * tree-ssa-sccvn.c (visit_reference_op_load,
10792 simplify_unary_expression): Likewise.
10794 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
10796 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
10797 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
10798 regardless of their type.
10799 * c-common.c (handle_packed_attribute): Don't ignore packed on
10801 * c.opt (Wpacked-bitfield-compat): New warning option.
10802 * stor-layout.c (place_field): Warn if offset of a field changed.
10803 * doc/extend.texi (packed): Mention the ABI change.
10804 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
10805 (Warning Options): Add it to the list.
10807 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
10809 * c-opts.c (c_common_post_options): Fix a typo in comments.
10811 2009-01-22 Steve Ellcey <sje@cup.hp.com>
10813 PR middle-end/38615
10814 * gimplify.c (gimplify_init_constructor): Fix promotion of const
10815 variables to static.
10816 * doc/invoke.texi (-fmerge-all-constants): Update description.
10818 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
10821 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
10822 (*movdi_1_rex64): Use type "mmx" for alternative 5.
10824 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
10826 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
10828 (LOCAL_ALIGNMENT): Similarly.
10830 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
10831 Joseph Myers <joseph@codesourcery.com>
10833 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
10834 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
10835 * config/arm/arm-tune.md: Regenerate.
10836 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
10839 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
10841 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
10842 version number to five.
10844 2009-01-22 Dodji Seketeli <dodji@redhat.com>
10847 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
10848 * c-common.c (set_underlying_type): Likewise.
10849 (is_typedef_decl ): Likewise
10851 (set_underlying_type): Likewise.
10852 (is_typedef_type): Likewise.
10854 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
10856 PR middle-end/38587
10857 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
10860 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
10863 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
10864 (LIBGCC_SPEC): Don't define.
10865 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
10867 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
10869 PR rtl-optimization/38879
10870 * alias.c (base_alias_check): Unaligned access via AND address can
10871 alias all surrounding object types except those with sizes equal
10872 or wider than the size of unaligned access.
10874 2009-01-21 Dodji Seketeli <dodji@redhat.com>
10877 * c-decl.c (clone_underlying_type): Move this ...
10878 * c-common.c (set_underlying_type): ... here.
10879 Also, make sure the function properly sets TYPE_STUB_DECL() on
10880 the newly created typedef variant type.
10881 (is_typedef_decl ): New entry point.
10882 * tree.h: Added a new member member_types_needing_access_check to
10883 struct tree_decl_non_common.
10884 (set_underlying_type): New entry point.
10885 (is_typedef_type): Likewise.
10887 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
10889 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
10890 Check whether two instructions have memory references that
10891 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
10892 are helper functions for traversing.
10893 * alias.h (insn_alias_sets_confilict_p): New prototypes.
10894 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
10895 not to draw dependency edge for instructions with non-conflicting
10898 2009-01-20 Joseph Myers <joseph@codesourcery.com>
10901 * longlong.h: Update copyright years. Use soft-fp license notice.
10902 Sync __clz_tab declaration with glibc.
10904 2009-01-20 Steve Ellcey <sje@cup.hp.com>
10907 * doc/extend.texi (syscall_linkage): New.
10908 (version_id): Modify.
10910 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10911 Richard Guenther <rguenther@suse.de>
10913 PR tree-optimization/38747
10914 PR tree-optimization/38748
10915 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
10916 conversion if the base address is an indirect reference and the
10917 aliasing sets could cause issues.
10919 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
10921 * common.opt (fgraphite, fgraphite-identity): Add comment for
10922 explaining why these options are not documented.
10924 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
10926 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
10927 gimple_call_lhs is NULL.
10929 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
10932 * emit-rtl.c (adjust_address_1): Make sure memref is never
10935 2009-01-20 Ben Elliston <bje@au.ibm.com>
10937 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
10938 const qualifier from arg parameter. Remove unnecessary cast to char *.
10939 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
10940 const qualifier from arg 2.
10942 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
10944 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
10946 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
10949 * rtl.h (reinit_regs): New prototype.
10950 * regclass.c: Include ira.h.
10951 (reinit_regs): New.
10952 * Makefile.in (regclass.o): Add ira.h.
10953 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
10955 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
10958 * c-common.c (handle_aligned_attribute): Use
10959 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
10960 default alignment value.
10962 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
10964 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
10965 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
10967 * doc/extend.texi: Update __attribute__ ((aligned)). Document
10968 __BIGGEST_ALIGNMENT__.
10970 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
10972 2009-01-18 Richard Guenther <rguenther@suse.de>
10974 PR tree-optimization/38819
10975 * tree-flow.h (operation_could_trap_helper_p): Declare.
10976 * tree-eh.c (operation_could_trap_helper_p): Export.
10977 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
10978 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
10979 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
10980 are about to insert a possibly trapping instruction and fail
10983 2009-01-18 Andreas Schwab <schwab@suse.de>
10985 * doc/install.texi (Configuration): Remove obsolete paragraph
10986 about use of --with-gnu-ld with --with-gnu-as.
10988 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
10990 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
10991 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
10992 Follow spelling conventions.
10994 2009-01-18 Ben Elliston <bje@au.ibm.com>
10996 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
10997 C++ warning about implicit conversion from void * to struct
10999 (bitmap_obstack_free): Likewise for bitmap_element *.
11000 * Makefile.in (bitmap.o-warn): Remove.
11002 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
11004 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
11006 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
11007 Tobias Grosser <tobi.grosser@amd.com>
11009 * graphite.c (graphite_trans_scop_block): Do not block single
11012 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
11014 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
11015 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
11016 test with assertion.
11018 2009-01-16 Richard Guenther <rguenther@suse.de>
11020 PR tree-optimization/38835
11021 PR middle-end/36227
11022 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
11023 and INT + PTR -> (INT)(PTR p+ INT) folding.
11024 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
11026 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
11029 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
11030 the subreg from a lowpart subreg if it is also casting the value.
11032 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
11033 Tobias Grosser <tobi.grosser@amd.com>
11035 * graphite.c (compare_prefix_loops): New.
11036 (build_scop_canonical_schedules): Rewritten.
11037 (graphite_transform_loops): Move build_scop_canonical_schedules
11038 after build_scop_iteration_domain.
11040 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
11041 Tobias Grosser <tobi.grosser@amd.com>
11043 * graphite.c (add_conditions_to_domain): Add the loops to
11044 the dimension of the iteration domain. Do copy the domain
11045 only when it exists.
11046 (build_scop_conditions_1): Do not call add_conditions_to_domain.
11047 (add_conditions_to_constraints): New.
11048 (can_generate_code_stmt, can_generate_code): Removed.
11049 (gloog): Do not call can_generate_code.
11050 (graphite_transform_loops): Call add_conditions_to_constraints
11051 after building the iteration domain.
11053 2009-01-16 Jakub Jelinek <jakub@redhat.com>
11055 PR tree-optimization/38789
11056 * tree-ssa-threadedge.c
11057 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
11058 __builtin_constant_p.
11060 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11062 * dce.c (delete_unmarked_insns): Reversed the order that insns are
11063 examined before deleting them.
11065 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
11067 * function.c (aggregate_value_p): Correctly extract the function
11068 type from CALL_EXPR_FN lookup.
11070 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11072 * config/picochip/picochip.c (picochip_override_options): Revert
11073 CFI asm flag disable commited previously.
11075 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
11076 Tobias Grosser <tobi.grosser@amd.com>
11077 Jan Sjodin <jan.sjodin@amd.com>
11079 * graphite.c (scan_tree_for_params): On substractions negate
11080 all the coefficients of the term.
11081 (clast_to_gcc_expression_red): New. Handle reduction expressions
11082 of more than two operands.
11083 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
11084 (get_vdef_before_scop): Handle also the case of default definitions.
11086 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
11088 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
11089 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
11090 Also use them when walking CALL_INSN_FUNCTION_USAGE.
11092 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
11093 Joey Ye <joey.ye@intel.com>
11095 PR middle-end/37843
11096 * cfgexpand.c (expand_stack_alignment): Don't update stack
11097 boundary nor check incoming stack boundary here.
11098 (gimple_expand_cfg): Update stack boundary and check incoming
11099 stack boundary here.
11101 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
11103 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
11105 2009-01-14 Jakub Jelinek <jakub@redhat.com>
11107 PR rtl-optimization/38245
11108 * calls.c (expand_call): Add stack arguments to
11109 CALL_INSN_FUNCTION_USAGE even for pure calls (when
11110 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
11111 in regs and partially in memory or BLKmode arguments.
11112 (emit_library_call_value_1): Add stack arguments to
11113 CALL_INSN_FUNCTION_USAGE even for pure calls (when
11114 ACCUMULATE_OUTGOING_ARGS).
11115 * dce.c: Include tm_p.h.
11116 (find_call_stack_args): New function.
11117 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
11119 (mark_insn): Call find_call_stack_args for CALL_Ps.
11120 (prescan_insns_for_dce): Walk insns backwards in bb rather than
11121 forwards. Allocate and free arg_stores bitmap if needed, pass it
11122 down to deletable_insn_p, don't mark stores set in arg_stores
11123 bitmap, clear the bitmap at the beginning of each bb.
11124 * Makefile.in (dce.o): Depend on $(TM_P_H).
11126 2009-01-14 Michael Meissner <gnu@the-meissners.org>
11129 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
11130 to make sure the insn is a conditional test (bug 22599). Reformat a
11133 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
11135 PR middle-end/38431
11136 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
11137 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
11138 (gloog): Do not call cleanup_tree_cfg.
11139 (graphite_transform_loops): Call cleanup_tree_cfg after all
11140 scops have been code generated.
11142 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
11143 * doc/gty.texi (Invoking the garbage collector): Added new node
11144 and section documenting ggc_collect.
11146 2009-01-14 Richard Guenther <rguenther@suse.de>
11148 PR tree-optimization/38826
11149 PR middle-end/38477
11150 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
11151 initialization notes only if we actually emitted a warning.
11152 (intra_create_variable_infos): Add constraints for a result decl
11153 that is passed by hidden reference.
11154 (build_pred_graph): Mark all related variables non-direct on
11157 2009-01-14 Nick Clifton <nickc@redhat.com>
11159 * ira-conflicts.c: Include addresses.h for the definition of
11161 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
11162 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
11164 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
11167 * Makefile.in (ira-lives.o): Add except.h.
11169 * ira-lives.c: Include except.h.
11170 (process_bb_node_lives): Process can_throw_internal.
11172 2009-01-13 Jakub Jelinek <jakub@redhat.com>
11174 PR rtl-optimization/38774
11175 * combine.c (simplify_set): When undoing cc_use change, don't do
11176 PUT_CODE on the newly created comparison, but instead put back the
11179 2009-01-13 Joseph Myers <joseph@codesourcery.com>
11181 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
11182 values. Remove duplicate arm8 entry.
11184 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11186 PR tree-optimization/38786
11187 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
11188 the SSA_NAME case of expand_scalar_variables_expr.
11189 Set the type of an expression to the type of its assign statement.
11190 (expand_scalar_variables_expr): Also gather the scalar computation
11191 used to index the memory access. Do not pass loop_p.
11192 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
11193 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
11194 the gimple_stmt_iterator where it inserts new code.
11195 Do not pass loop_p.
11196 (copy_bb_and_scalar_dependences): Do not pass loop_p.
11197 (translate_clast): Update call to copy_bb_and_scalar_dependences.
11199 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11201 * graphite.h (debug_value): Removed.
11202 * graphite.c (debug_value): Removed.
11204 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11206 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
11207 ldrd/strd with two 32-bit instructions.
11209 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11211 * config/arm/arm.c (struct processors): Pass for speed down into
11212 cost helper functions.
11213 (const_ok_for_op): Handle COMPARE and inequality nodes.
11214 (arm_rtx_costs_1): Rewrite.
11215 (arm_size_rtx_costs): Update prototype.
11216 (arm_rtx_costs): Pass speed down to helper functions.
11217 (arm_slowmul_rtx_costs): Rework cost calculations.
11218 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
11219 (arm_9e_rtx_costs): Likewise.
11221 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
11223 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
11224 relocations of local symbols wider than UNITS_PER_WORD are not valid.
11225 (alpha_legitimize_address): Do not split local symbols wider than
11226 UNITS_PER_WORD into HIGH/LO_SUM parts.
11228 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
11231 * gcc.c (process_command): Replace call to execvp with calls
11232 to pex_one and exit.
11234 2009-01-03 Anatoly Sokolov <aesok@post.ru>
11237 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
11238 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
11239 variant for devices with 3-byte PC.
11240 (__tablejump_elpm__): New.
11242 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11245 * c-parser.c (c_parser_postfix_expression): Allow `->' in
11246 offsetof member-designator, handle it as `[0].'.
11248 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11250 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
11251 function when not using named sections on targets with named sections
11252 if branch distance is less than 262132.
11254 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
11256 * combine.c (combine_instructions): Recompute
11257 optimize_this_for_speed_p for each BB in the main combine loop.
11259 2009-01-12 Tomas Bily <tbily@suse.cz>
11262 * tree-loop-distribution.c (prop_phis): New function.
11263 (generate_builtin): Call prop_phis.
11264 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
11266 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11268 PR tree-optimization/38807
11269 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
11270 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
11272 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11274 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11275 subreg of op0 to the original op0.
11277 2009-01-11 Laurent GUERBY <laurent@guerby.net>
11279 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
11281 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
11284 * mips-tfile.c (parse_def): Fix parsing of def strings
11285 starting with digits.
11287 2009-01-10 Jakub Jelinek <jakub@redhat.com>
11290 * config/arm/arm.c (arm_is_long_call_p): Don't call
11291 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
11293 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
11295 * regrename.c (regrename_optimize): Fix dumping.
11296 (find_oldest_value_reg): Preserve REG_POINTER.
11297 (copy_hardreg_forward_1): Likewise.
11299 2009-01-09 Diego Novillo <dnovillo@google.com>
11301 * gimple.h (struct gimple_statement_base) <uid>: Document
11302 the restrictions on its use.
11303 (gimple_uid): Tidy.
11304 (gimple_set_uid): Tidy.
11306 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11308 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
11309 zero guard even if align_bytes != 0 and count is smaller than
11312 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
11314 PR rtl-optimization/38495
11315 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
11316 (add_range_and_copies_from_move_list): Print all added ranges.
11317 Add ranges to memory optimized destination.
11319 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11323 * config/i386/i386.c (override_options): Reject
11324 -mstringop-strategy=rep_8byte with -m32.
11325 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
11326 to 1. Do count comparison against epilogue_size_needed at compile
11327 time even when count_exp was constant forced into register. For
11328 size_needed don't jump to epilogue, instead just avoid aligning
11329 and invoke the body algorithm. If need_zero_guard, add zero guard
11330 even if count is non-zero, but smaller than size_needed + number of
11331 bytes that could be stored for alignment.
11332 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
11333 to 1. If need_zero_guard, add zero guard even if count is non-zero,
11334 but smaller than size_needed + number of bytes that could be stored
11335 for alignment. Compare size_needed with epilogue_size_needed instead
11336 of desired_align - align, don't adjust size_needed, pass
11337 epilogue_size_needed to the epilogue expanders.
11340 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
11342 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11344 * pa.c (last_address): Change to unsigned.
11345 (update_total_code_bytes): Change argument to unsigned. Don't
11346 check if insn addresses are set.
11347 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
11348 addresses are not set.
11349 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
11351 2009-01-09 Nick Clifton <nickc@redhat.com>
11353 * config/sh/symbian.c: Replace uses of DECL_INLINE with
11354 DECL_DECLARED_INLINE_P.
11356 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11358 PR middle-end/38347
11359 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
11360 GET_MODE (op0) in operand_subword_force calls.
11362 PR middle-end/38771
11363 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
11364 fold_convert arg0 operands to TREE_TYPE (op0) first.
11366 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
11368 * params.def (ira-max-conflict-table-size): Decrease default value
11371 2009-01-08 Jakub Jelinek <jakub@redhat.com>
11373 PR tree-optimization/37031
11374 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
11376 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
11377 allocate it using gc instead of heap, use VEC_quick_push instead of
11379 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
11380 instead of heap, use VEC_quick_push instead of VEC_safe_push.
11381 * tree-data-ref.h (struct access_matrix): Change matrix to gc
11382 allocated vector from heap allocated.
11383 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
11384 * tree-loop-linear.c (linear_transform_loops): Allocate nest
11385 vector only after perfect_loop_nest_depth call.
11387 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
11388 Jan Sjodin <jan.sjodin@amd.com>
11390 PR tree-optimization/38559
11391 * graphite.c (debug_value, copy_constraint,
11392 swap_constraint_variables, scale_constraint_variable, ): New.
11393 (get_lower_bound, get_upper_bound): Removed.
11394 (graphite_trans_bb_strip_mine): Clean up this code that works
11395 only for constant number of iterations. Fully copy upper and
11396 lower bound constraints, not only the constant part of them.
11397 * graphite.h (debug_value): Declared.
11399 2009-01-08 Ira Rosen <irar@il.ibm.com>
11401 PR tree-optimization/37194
11402 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
11403 Don't add the cost of cost model guard in prologue to scalar
11404 outside cost in case of known number of iterations.
11406 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
11407 Alan Modra <amodra@bigpond.net.au>
11409 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
11410 non-word-aligned REG+CONST addressing.
11412 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11415 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
11416 free_after_compilation when outputting a thunk.
11417 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
11418 Do not call free_after_compilation here.
11420 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11422 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
11423 (ix86_valid_target_attribute_inner_p): Ditto.
11425 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
11427 PR tree-optimization/38492
11428 PR tree-optimization/38498
11429 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
11430 * tree-chrec.h (scev_is_linear_expression): Declared.
11431 * graphite.c (graphite_cannot_represent_loop_niter): New.
11432 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
11433 (graphite_loop_normal_form): Use gcc_assert.
11434 (scan_tree_for_params): Use CASE_CONVERT.
11435 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
11436 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
11437 Use gcc_assert. Discard scops that contain unhandled cases.
11438 (build_scop_conditions): Return a boolean status for unhandled cases.
11439 (strip_mine_profitable_p): Print the loop number, not its depth.
11440 (is_interchange_valid): Pass the depth of the loop nest, don't
11441 recompute it wrongly.
11442 (graphite_trans_bb_block): Same.
11443 (graphite_trans_bb_block): Print tentative of loop blocking.
11444 (graphite_trans_scop_block): Do not print that the loop has been
11446 (graphite_transform_loops): Do not handle scops that contain condition
11449 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
11451 AVX Programming Reference (December, 2008)
11452 * config/i386/avxintrin.h (_mm256_stream_si256): New.
11453 (_mm256_stream_pd): Likewise.
11454 (_mm256_stream_ps): Likewise.
11456 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
11457 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
11458 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
11459 (bdesc_special_args): Add __builtin_ia32_movntdq256,
11460 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
11461 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
11462 (ix86_expand_special_args_builtin): Likewise.
11464 * config/i386/sse.md (AVXMODEDI): New.
11465 (avx_movnt<mode>): Likewise.
11466 (avx_movnt<mode>): Likewise.
11467 (<sse>_movnt<mode>): Remove AVX support.
11468 (sse2_movntv2di): Likewise.
11470 2009-01-07 Richard Guenther <rguenther@suse.de>
11472 PR middle-end/38751
11473 * fold-const.c (extract_muldiv): Remove obsolete comment.
11474 (fold_plusminus_mult_expr): Undo MINUS_EXPR
11475 to PLUS_EXPR canonicalization for the canonicalization.
11477 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
11479 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
11480 hosted cross-compilers generating less efficient code.
11482 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11484 * function.h (rtl_data): Add a dbr_scheduled_p field.
11485 * reorg.c (dbr_schedule): Set it.
11486 (gate_handle_delay_slots): Check it.
11487 * config/mips/mips.c (mips_base_delayed_branch): Delete.
11488 (mips_reorg): Check flag_delayed_branch instead of
11489 mips_base_delayed_branch.
11490 (mips_override_options): Don't set mips_base_delayed_branch
11491 or flag_delayed_branch.
11493 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11495 PR rtl-optimization/38426.
11496 * ira.c (ira): Set current_function_is_leaf earlier.
11498 2009-01-06 Jakub Jelinek <jakub@redhat.com>
11500 PR rtl-optimization/38722
11501 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
11502 too early, only set a flag and modify after last possible
11505 2009-01-06 Janis Johnson <janis187@us.ibm.com>
11508 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
11509 * real.c (decimal_single_format): Correct values of emin and emax.
11510 (decimal_double_format): Ditto.
11511 (decimal_quad_format): Ditto.
11512 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
11513 computation of DECnn_MIN and DECnn_MAX for corrected values of
11514 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
11515 __DECnn_MIN__, and adjust its computation for the corrected value
11518 2009-01-06 Jan Hubicka <jh@suse.cz>
11521 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
11523 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
11525 * doc/contrib.texi (Contributors): Slightly adjust the end note.
11526 Add Robert Clark to the list of testers.
11528 2009-01-06 Jan Hubicka <jh@suse.cz>
11529 Kai Tietz <kai.tietz@onevision.com>
11531 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
11532 * config/i386/i386.c (ix86_expand_call): Add clobbers.
11534 2009-01-06 Jan Hubicka <jh@suse.cz>
11535 Kai Tietz <kai.tietz@onevision.com>
11537 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
11539 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
11540 (ix86_nsaved_regs): Count only general purpose regs.
11541 (ix86_nsaved_sseregs): New.
11542 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
11543 to 16 for w64; compute padding and size of sse reg save area.
11544 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
11545 general purpose regs.
11546 (ix86_emit_save_sse_regs_using_mov): New.
11547 (ix86_expand_prologue): Save SSE regs if needed.
11548 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
11549 (ix86_emit_restore_sse_regs_using_mov): New.
11550 (ix86_expand_epilogue): Save SSE regs if needed.
11552 2009-01-06 Jan Hubicka <jh@suse.cz>
11553 Kai Tietz <kai.tietz@onevision.com>
11555 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
11556 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
11557 functions when accumulate outgoing args is off.
11559 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11562 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
11563 before using pseudos_have_intersected_live_ranges_p.
11565 * ira-int.h (ira_assert): Always define.
11567 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11569 AVX Programming Reference (December, 2008)
11570 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
11571 (_mm256_permute2_pd): Likewise.
11572 (_mm_permute2_ps): Likewise.
11573 (_mm256_permute2_ps): Likewise.
11574 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
11575 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
11577 * config/i386/i386.c (ix86_builtins): Remove
11578 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
11579 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
11580 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
11581 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
11582 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
11583 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
11584 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
11585 __builtin_ia32_vpermil2ps256.
11586 (ix86_init_mmx_sse_builtins): Updated.
11587 (ix86_expand_args_builtin): Likewise.
11589 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11591 * pa.c (output_call): Relocate non-jump insns in the delay slot of
11592 long absolute calls when generating PA 2.0 code.
11594 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
11596 PR rtl-optimization/38583
11597 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
11599 * params.def (ira-max-conflict-table-size): New.
11601 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
11603 * ira.h (ira_conflicts_p): New external definition.
11605 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
11606 table. Report this. Return result of building.
11607 (ira_build_conflicts): Use ira_conflicts_p. Check result of
11608 building conflict table.
11610 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
11611 (ira_color): Use ira_conflicts_p.
11613 * global.c: Include ira.h.
11614 (pseudo_for_reload_consideration_p, build_insn_chain): Use
11617 * Makefile.in (global.o): Add ira.h.
11619 * ira-build.c (mark_all_loops_for_removal,
11620 propagate_some_info_from_allocno): New.
11621 (remove_unnecessary_allocnos): Call
11622 propagate_some_info_from_allocno.
11623 (remove_low_level_allocnos): New.
11624 (remove_unnecessary_regions): Add parameter. Call
11625 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
11626 parameter to remove_unnecessary_regions.
11627 (ira_build): Remove all regions but root if the conflict table was
11628 not built. Update conflict hard regs for allocnos crossing calls.
11630 * ira.c (ira_conflicts_p): New global.
11631 (ira): Define and use ira_conflicts_p.
11633 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
11634 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
11635 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
11637 2009-01-06 Ben Elliston <bje@au.ibm.com>
11639 * gengtype-lex.l (YY_NO_INPUT): Define.
11641 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11644 * c-common.c (handle_vector_size_attribute): Also reject
11645 BOOLEAN_TYPE types.
11647 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
11649 PR tree-optimization/38492
11650 * graphite.c (rename_map_elt, debug_rename_elt,
11651 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
11652 rename_map_elt_info, eq_rename_map_elts,
11653 get_new_name_from_old_name, bb_in_sese_p): Moved around.
11654 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
11655 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
11656 (sese_build_livein_liveouts): New.
11657 (new_sese, free_sese): New.
11658 (new_scop): Call new_sese.
11659 (free_scop): Call free_sese.
11660 (rename_variables_from_edge, rename_phis_end_scop): Removed.
11661 (register_old_new_names): Renamed register_old_and_new_names.
11662 (register_scop_liveout_renames, add_loop_exit_phis,
11663 insert_loop_close_phis, struct igp,
11664 default_liveout_before_guard, add_guard_exit_phis,
11665 insert_guard_phis, copy_renames): New.
11666 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
11667 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
11668 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
11669 (scop_adjust_phis_for_liveouts): New.
11670 (gloog): Call scop_adjust_phis_for_liveouts.
11672 * graphite.h (struct sese): Documented. Added fields liveout,
11673 num_ver and livein.
11674 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
11675 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
11676 (struct scop): Added field liveout_renames.
11677 (SCOP_LIVEOUT_RENAMES): New.
11679 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11681 PR tree-optimization/38510
11682 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
11683 (translate_clast): Call recompute_all_dominators before
11685 (gloog): Call recompute_all_dominators before graphite_verify.
11687 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11688 Jan Sjodin <jan.sjodin@amd.com>
11690 PR tree-optimization/38500
11691 * graphite.c (create_sese_edges): Call fix_loop_structure after
11694 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
11696 * config.gcc: Add m32r*-*-rtems*.
11697 * config/m32r/rtems.h: New file.
11699 2009-01-05 Ben Elliston <bje@au.ibm.com>
11701 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
11702 (.po.pox): Likewise.
11703 (po/gcc.pot): Likewise.
11705 2009-01-04 David S. Miller <davem@davemloft.net>
11707 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
11708 (STARTING_FRAME_OFFSET): Always set to zero.
11710 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11712 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
11713 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
11714 fixed-point types, and vectors of the same.
11716 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11718 * config/mips/sync.md (*mb_barrier): Rename to...
11719 (*memory_barrier): ...this.
11721 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
11723 * doc/extend.texi (Function Attributes): Move @cindex after @item
11724 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
11725 and put in alphabetical order. Fix 'target' name and put in order.
11726 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
11729 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
11731 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
11732 (memory_barrier): Expand as unspec instead of unspec_volatile.
11733 Remove mem:BLK from insn operands. Use Pmode scratch register.
11734 (*memory_barrier): Define as unspec instead of unspec_volatile.
11735 Use (match_dup 0) as input operand.
11737 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
11738 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
11739 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
11740 scratch register. Remove operand 1.
11741 (*stbar): Define as unspec instead of unspec_volatile.
11742 Use (match_dup 0) as input operand, remove (const_int 8).
11743 (*membar): Define as unspec instead of unspec_volatile.
11744 Use (match_dup 0) as input operand, remove input operand 2.
11746 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
11747 (memory_barrier): Expand as unspec instead of unspec_volatile.
11748 Remove mem:BLK from insn operands. Use Pmode scratch register.
11749 (*memory_barrier): Define as unspec instead of unspec_volatile.
11750 Use (match_dup 0) as input operand.
11752 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
11753 Remove mem:BLK from insn operands. Use Pmode scratch register.
11754 Set volatile flag on operand 0.
11755 (*memory_barrier): New insn pattern.
11757 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
11759 (*memory_barrier): Use (match_dup 0) as input operand.
11761 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
11762 Remove mem:BLK from insn operands. Use Pmode scratch register.
11763 Set volatile flag on operand 0.
11764 (*mb_internal): New insn pattern.
11766 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
11768 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11770 PR middle-end/38586
11771 * function.c (struct temp_slot): Move to the section of the file
11772 that deals with temp slots. Remove field 'address'.
11773 (temp_slot_address_table): New hash table of address -> temp slot.
11774 (struct temp_slot_address_entry): New struct, items for the table.
11775 (temp_slot_address_compute_hash, temp_slot_address_hash,
11776 temp_slot_address_eq, insert_temp_slot_address): Support functions
11778 (find_temp_slot_from_address): Rewrite to use the new hash table.
11779 (remove_unused_temp_slot_addresses): Remove addresses of temp
11780 slots that have been made available.
11781 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
11782 worker function for remove_unused_temp_slot_addresses.
11783 (assign_stack_temp_for_type): Don't clear the temp slot address list.
11784 Add the temp slot address to the address -> temp slot map.
11785 (update_temp_slot_address): Update via insert_temp_slot_address.
11786 (free_temp_slots): Call remove_unused_temp_slot_addresses.
11787 (pop_temp_slots): Likewise.
11788 (init_temp_slots): Allocate the address -> temp slot map, or empty
11789 the map if it is already allocated.
11790 (prepare_function_start): Initialize temp slot processing.
11792 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11794 PR middle-end/38584
11795 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
11796 Calculate the size of all stack vars assuming no packing of stack
11797 vars will happen, replacing a quadratic algorithm with a linear one.
11799 2009-01-03 Jakub Jelinek <jakub@redhat.com>
11802 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
11805 2009-01-03 Diego Novillo <dnovillo@google.com>
11807 * doc/contrib.texi: Update contributions.
11809 2009-01-03 Jakub Jelinek <jakub@redhat.com>
11812 * builtins.c (fold_builtin_memory_op): Give up if either operand
11813 is volatile. Set srctype or desttype to non-qualified version
11817 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
11818 and FUNCTION_DECLs.
11820 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
11822 PR rtl-optimization/35805
11823 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
11824 problem if fast dce is able to remove any instructions.
11825 * dce.c (dce_process_block): Fix dump message.
11827 2009-01-02 Mark Mitchell <mark@codesourcery.com>
11830 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
11832 2009-01-02 Jakub Jelinek <jakub@redhat.com>
11834 PR middle-end/38690
11835 * tree-flow.h (op_code_prio, op_prio): New prototypes.
11836 * tree-pretty-print.c (op_code_prio): New function.
11837 (op_prio): No longer static. Use op_code_prio.
11838 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
11839 Use op_prio and op_code_prio to determine if () should be
11840 printed around operand(s) or not.
11842 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
11843 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
11844 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
11845 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
11846 pp_character instead of pp_string for single letter printing.
11848 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11850 * doc/extend.texi: Fix '#pragma GCC option' typo.
11852 2009-01-02 Richard Guenther <rguenther@suse.de>
11854 * doc/install.texi (--enable-checking): Mention different
11855 default for stage1.
11856 (--enable-stage1-checking): Document.
11858 2009-01-01 Andrew Pinski <pinskia@gmail.com>
11860 PR middle-end/30142
11861 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
11862 case to be an error.
11864 2009-01-02 Ben Elliston <bje@au.ibm.com>
11866 * config/fp-bit.h (pack_d): Constify argument.
11867 * config/fp-bit.c (makenan): Constify return type. Remove casts.
11868 (isnan): Constify argument.
11870 (iszero): Likewise.
11871 (pack_d): Likewise.
11872 (_fpadd_parts): Constify return type.
11873 (_fpmul_parts): Likewise.
11874 (_fpdiv_parts): Likewise.
11876 2009-01-01 Jakub Jelinek <jakub@redhat.com>
11879 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
11880 warn about overwriting initializer with side-effects or
11881 -Woverride-init if !IMPLICIT.
11882 (output_init_element): Likewise. Pass IMPLICIT down to
11884 (process_init_element): Add IMPLICIT argument. Pass it down
11885 to output_init_element.
11886 (push_init_element, pop_init_level, set_designator): Adjust
11887 process_init_element callers.
11888 (set_nonincremental_init, set_nonincremental_init_from_string):
11889 Adjust add_pending_init callers.
11890 (output_pending_init_elements): Adjust output_init_element callers.
11891 * c-tree.h (process_init_element): Adjust prototype.
11892 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
11893 process_init_element callers.
11896 Copyright (C) 2009 Free Software Foundation, Inc.
11898 Copying and distribution of this file, with or without modification,
11899 are permitted in any medium without royalty provided the copyright
11900 notice and this notice are preserved.