1 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
3 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
4 in the former documentation of...
5 (GO_IF_LEGITIMATE_ADDRESS): ... this.
6 * ira-conflicts.c (get_dup_num): Use address_operand.
7 * targhooks.c (default_legitimate_address_p): New.
8 * targhooks.h (default_legitimate_address_p): New.
9 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
11 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
12 * target.h (struct target): Add legitimate_address_p.
13 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14 (TARGET_INITIALIZER): Include it.
16 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
18 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
19 (TARGET_LEGITIMATE_ADDRESS_P): New.
21 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22 (REG_OK_STRICT_P): Delete.
23 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
24 (frv_legitimate_address_p_1): ... this.
25 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
26 (frv_legitimate_address_p_1): ... the renamed old
27 frv_legitimate_address_p.
28 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
29 (TARGET_LEGITIMATE_ADDRESS_P): New.
31 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
32 * config/s390/s390-protos.h (legitimate_address_p): Remove.
33 * config/s390/s390.c (legitimate_address_p): Rename to...
34 (s390_legitimate_address_p): ... this, make static.
35 (legitimize_address): Adjust call.
36 (TARGET_LEGITIMATE_ADDRESS_P): New.
37 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
39 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
40 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
41 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
42 (TARGET_LEGITIMATE_ADDRESS_P): New.
44 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
45 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
46 * config/spu/spu.c (spu_legitimate_address): Rename to...
47 (spu_legitimate_address_p): ... this, make static.
48 (TARGET_LEGITIMATE_ADDRESS_P): New.
50 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
51 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
52 * config/sparc/sparc.c (legitimate_address_p): Rename to...
53 (sparc_legitimate_address_p): ... this, make static and return bool.
54 (legitimize_address): Adjust call.
55 (TARGET_LEGITIMATE_ADDRESS_P): New.
57 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
58 * config/i386/i386-protos.h (legitimate_address_p): Remove.
59 * config/i386/i386.c (legitimate_address_p): Rename to...
60 (ix86_legitimate_address_p): ... this, make static.
61 (constant_address_p): Move after it, adjust call.
62 (TARGET_LEGITIMATE_ADDRESS_P): New.
64 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
65 * config/avr/avr-protos.h (legitimate_address_p): Remove.
66 * config/avr/avr.c (legitimate_address_p): Rename to...
67 (avr_legitimate_address_p): ... this, make static.
68 (legitimize_address): Adjust call.
69 (TARGET_LEGITIMATE_ADDRESS_P): New.
71 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
72 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
73 * config/crx/crx.c (crx_legitimate_address_p): Make static.
74 (TARGET_LEGITIMATE_ADDRESS_P): New.
76 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
77 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
78 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
79 (TARGET_LEGITIMATE_ADDRESS_P): New.
81 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
82 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
84 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
86 (TARGET_LEGITIMATE_ADDRESS_P): New.
88 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
89 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
91 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
93 (m68hc11_legitimate_address_p): ... this, make static.
94 (go_if_legitimate_address_internal): Rename to...
95 (m68hc11_legitimate_address_p_1): ... this.
96 (legitimize_address): Adjust call.
97 (TARGET_LEGITIMATE_ADDRESS_P): New.
99 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
100 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p):
102 * config/iq2000/iq2000.c (iq2000_legitimate_address_p):
104 (TARGET_LEGITIMATE_ADDRESS_P): New.
106 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
107 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
108 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
109 (mn10300_legitimate_address_p): ... this, make static.
110 (TARGET_LEGITIMATE_ADDRESS_P): New.
112 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
113 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
114 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
115 (TARGET_LEGITIMATE_ADDRESS_P): New.
117 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
118 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
119 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
120 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
121 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
122 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
123 (rs6000_legitimate_address_p): ... this, make static.
124 (TARGET_LEGITIMATE_ADDRESS_P): New.
125 (REG_MODE_OK_FOR_BASE_P): Delete.
126 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
128 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
129 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
131 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
132 static, adjust types.
133 (TARGET_LEGITIMATE_ADDRESS_P): New.
135 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
136 * config/score/score.c (score_address_p): Rename to...
137 (score_legitimate_address_p): ... this.
138 (TARGET_LEGITIMATE_ADDRESS_P): New.
139 * config/score/score3.c (score3_address_p): Rename to...
140 (score3_legitimate_address_p): ... this.
141 * config/score/score7.c (score7_address_p): Rename to...
142 (score7_legitimate_address_p): ... this.
144 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
145 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
146 GO_IF_LEGITIMATE_ADDRESS): Delete.
147 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
148 thumb2_legitimate_address_p): Delete.
149 (arm_legitimate_address_p): Rename to...
150 (arm_legitimate_address_outer_p): ... this.
151 * config/arm/constraints.md ("Uq"): Adjust call.
152 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
153 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
154 (arm_legitimate_address_outer_p): ... this.
155 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
156 (TARGET_LEGITIMATE_ADDRESS_P): New.
158 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
159 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
160 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
161 (TARGET_LEGITIMATE_ADDRESS_P): New.
163 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
164 * config/vax/vax-protos.h (legitimate_address_p): Remove.
165 * config/vax/vax.c (legitimate_address_p): Rename to...
166 (vax_legitimate_address_p): ... this, make static.
167 (TARGET_LEGITIMATE_ADDRESS_P): New.
169 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
170 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
171 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
172 (TARGET_LEGITIMATE_ADDRESS_P): New.
174 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
175 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
176 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
177 (mmix_legitimate_address_p): ... this, make static.
178 (TARGET_LEGITIMATE_ADDRESS_P): New.
180 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
181 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
182 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
183 (TARGET_LEGITIMATE_ADDRESS_P): New.
185 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
187 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
190 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
192 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
193 LCT_NORMAL in function call.
194 * mips-tdump.c (print_file_desc): Add cast to enum type.
195 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
196 (mark_stabs): Add casts to enum types.
197 (parse_stabs_common): Add casts to enum types.
199 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
201 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
202 Check for invalid values of LETTER.
204 2009-05-13 Taras Glek <tglek@mozilla.com>
206 * attribs.c moved out attribute registration into register_attribute
207 * doc/plugins.texi Documented register_attribute and PLUGIN_ATTRIBUTES
208 * gcc-plugin.h Added forward decl for register_attribute
209 * plugin.c Added PLUGIN_ATTRIBUTES boilerplate
210 * plugin.h Added PLUGIN_ATTRIBUTES
212 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
214 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
215 values even in sentinel and empty entries.
216 (ms_printf_flag_specs): Likewise.
217 (ms_scanf_flag_specs): Likewise.
218 (ms_strftime_flag_specs): Likewise.
219 (ms_print_char_table): Likewise.
220 (ms_scan_char_table): Likewise.
221 (ms_time_char_table): Likewise.
223 2009-05-13 Doug Kwan <dougkwan@google.com>
225 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
227 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
229 * config/mips/mips.md (store): Add attributes for QI and HI.
231 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
232 (truncdi<mode>2): ... this new pattern.
234 2009-05-13 Brad Hards <bradh@kde.org>
236 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
238 2009-05-14 Jakub Jelinek <jakub@redhat.com>
239 Ben Elliston <bje@au.ibm.com>
242 * dse.c (check_mem_read_rtx): Guard against width == -1.
244 2009-05-13 Michael Matz <matz@suse.de>
247 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
248 (trivially_conflicts_p): New function.
249 (insert_backedge_copies): Use it.
251 2009-05-13 Janis Johnson <janis187@us.ibm.com>
253 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
254 (handle_stdc_pragma): Use new enum constant names.
255 (handle_pragma_float_const_decimal64): Ditto.
257 2009-05-13 Ian Lance Taylor <iant@google.com>
259 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
262 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
264 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
265 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
267 * config/m68k/m68k.h (FL_UCLINUX): Define.
269 2009-05-13 Jan Hubicka <jh@suse.cz>
271 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
273 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
275 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
276 unless -fschedule-insns is specified.
278 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
281 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
282 TARGET_EXPAND_CBRANCHDI4.
283 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
284 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
285 (cmpeqdi): Fix comment.
287 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
289 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
290 (sh_legitimate_address_p): Likewise.
291 * config/sh/sh.c (sh_legitimate_index_p): New.
292 (sh_legitimate_address_p): Likewise.
293 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
294 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
295 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
296 (MAYBE_BASE_REGISTER_RTX_P): New macro.
297 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
298 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
299 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
300 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
301 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
303 2009-05-12 Jan Hubicka <jh@suse.cz>
305 * tree-inline.c (estimate_operator_cost): Add operands;
306 when division happens by constant, it is cheap.
307 (estimate_num_insns): Loads and stores are not having cost of 0;
308 EH magic stuff is cheap; when computing runtime cost of switch,
309 use log2 base of amount of its cases; builtin_expect has cost of 0;
310 compute cost for moving return value of call.
311 (init_inline_once): Initialize time_based flags.
312 * tree-inline.h (eni_weights_d): Add time_based flag.
314 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
316 * df-core.c: Update head documentation.
318 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
321 * rs6000.c (rs6000_generate_compare): Use op1b instead of
322 shadowing exisiting variable op1.
324 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
327 * config/i386/driver-i386.c (processor_signatures): New enum.
328 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
329 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
330 processor signature to detect geode processor.
332 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
336 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
338 * optabs.c (prepare_cmp_insn): Temporarily disable test that
339 causes spurious differences between trunk and cond-optab branch.
341 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
343 * dojump.c (compare_from_rtx): Delete.
344 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
345 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
346 if the comparison does not satisfy the predicate; test predicates for
347 operands 2 and 3 of a cstore pattern. Don't try cstore optab
348 further if one existing pattern fails.
349 * expr.h (compare_from_rtx): Delete.
350 (prepare_operand): Declare it.
351 * optabs.c: Change "lib call" to "libcall" throughout.
352 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
353 HAVE_conditional_trap, emit_cmp_insn): Delete.
354 (can_compare_p): Delete cmp_optab case.
355 (prepare_float_lib_cmp): Return an rtx and a machine mode.
356 Accept other parameters by value.
357 (prepare_operand): Make non-static.
358 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
359 other parameters by value. Try to widen operands here based on
360 an optab_methods argument and looking at cbranch_optab.
361 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
362 loop. Use cbranch_optab directly.
363 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
364 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
366 (emit_conditional_move, emit_conditional_add): Inline what's needed
367 of compare_from_rtx, using new prepare_cmp_insn for the rest.
368 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
369 with COMPARE. Move cmov_optab and cstore_optab above
370 with cbranch_optab, move cmp_optab down with ucmp_optab,
371 remove tst_otpab. Do not initialize trap_rtx.
372 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
373 for trap code. Do not check HAVE_conditional_trap. Use
374 prepare_cmp_insn. Accept no predicate for operand 3.
375 * optabs.h (OTI_cmp): Mark as used only for libcalls.
376 (OTI_ctrap, ctrap_optab): New.
378 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
379 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
380 with lookup of ctrap_optab.
381 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
382 setcc_gen_code): Delete.
385 * combine.c (combine_simplify_rtx, simplify_set): Do not
386 special case comparing against zero for cc0 machines.
387 * simplify-rtx.c (simplify_binary_operation_1): Never remove
388 COMPARE on cc0 machines.
389 (simplify_relational_operation): Return a new expression when
390 a COMPARE could be removed.
391 * final.c (final_scan_insn): Compare cc_status values
392 against LHS of a (compare FOO (const_int 0)) cc0 source.
393 Also check if cc_status.value is the full compare.
395 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
396 (cstoreMM4): Document.
397 (conditional_trap): Document ctrapMM4 instead.
398 (sync_compare_and_swapMM): Refer to cbranchcc4.
399 (Dependent Patterns): Eliminate obsolete information referring to
400 the old jump optimization phase.
401 (Canonicalization): Include cbranchcc4 case, omit canonicalization
402 of compares with 0 on cc0 machines.
403 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
404 avoiding references to cc0. Remove text about storing operands
406 * doc/tm.texi (Condition Codes): Include blurb on different
407 condition code representations, separate into subsections for
408 CC0, MODE_CC and conditional execution.
410 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
411 alpha_emit_setcc): Accept operands and a machine mode.
412 * config/alpha/alpha.c (alpha_emit_conditional_branch):
413 Get code/op0/op1 from operands, use machine mode argument
414 instead of alpha_compare.fp_p. Emit the branch here.
415 (alpha_emit_setcc): Likewise, and return boolean.
416 (alpha_emit_conditional_move): Likewise. Assert that
417 cmp_op_mode == cmp_mode, and simplify accordingly.
418 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
419 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
420 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
422 (stack probe test): Use cbranchdi4.
423 * config/alpha/predicates.md (alpha_cbranch_operator): New.
425 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
426 * config/arc/arc.h (movsicc, movsfcc): Use it.
427 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
428 (cbranchsi4, cstoresi4): New.
429 (cmpsi, bCC and sCC expanders): Remove.
431 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
432 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
433 * config/arm/predicates.md (arm_comparison_operator): Only include
434 floating-point operators if there is a hardware floating-point unit.
435 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
436 deferring to cbranch_cc and cstore_cc respectively.
437 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
438 cbranch_cc, cstore_cc): New.
439 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
441 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
443 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
444 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
446 (adjust_insn_length): Adjust calls.
447 (avr_reorg): Handle (compare (foo) (const_int 0)).
448 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
449 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
450 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
451 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
453 (cbranchqi4, cbranchhi4, cbranchsi4): New.
454 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
456 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
457 (cbranchsi4, cstorebi4, cstoresi4): New.
458 (movbisi): This insn is duplicate, split it to zero_extend.
459 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
460 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
461 (bfin_optimize_loop): Use cbranch expander.
462 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
463 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
464 (bfin_bimode_comparison_operator): ... this.
465 (bfin_direct_comparison_operator): New.
467 * config/cris/cris.c (cris_normal_notice_update_cc): Look
468 inside (compare FOO (const_int 0)).
469 (cris_rtx_costs): Handle ZERO_EXTRACT.
470 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
471 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
472 (*tstdi_v32): Delete.
473 (*cmpdi_non_v32): Add M alternative for operand 1.
474 (cmpsi, cmp<mode>): Make private.
475 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
477 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
479 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
480 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
481 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
482 (cc_reg_operand): New.
484 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
485 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
486 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
487 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
488 crx_expand_scond): Delete.
490 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
492 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
493 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
495 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
496 cstoresi4, cstoresf4, cstoredf4): New.
497 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
498 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
499 Receive the entire operands array.
500 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
501 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
502 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
503 Get test/op0/op1 from the operands array.
504 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
506 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
507 (h8300_expand_store): New.
508 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
510 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
511 (h8300_expand_store): New.
512 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
513 or do not try to produce (set (cc0) REG).
514 (peepholes): Wrap arguments with COMPARE. Add a peephole to
515 change a compare into a move to a scratch register. Disable some
516 peepholes when comparing with zero.
517 (tstsi, tsthi, tstsi, cmpqi): Make private.
520 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
523 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
524 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
525 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
526 (ix86_emit_i387_log1p): Use cbranchxf2.
527 (ix86_expand_setcc): Return void.
528 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
529 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
530 cmp<MODEF>, cmpcc): Remove.
531 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
532 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
533 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
534 (sCC and bCC expanders): Remove.
535 (stack_protect_test): Use cbranchcc4.
537 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
539 (ia64_expand_compare): Accept three rtx by reference and return void.
540 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
541 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
542 from *expr. Update *expr with the BImode comparison to do.
543 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
544 cmptf, bCC, sCC, conditional_trap): Delete.
545 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
546 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
547 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
548 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
549 * config/ia64/predicates.md (ia64_cbranch_operator): New.
551 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
552 type of last argument.
553 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
554 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
555 use machine mode argument instead of branch_type. Remove dead
556 code for floating-point comparisons.
557 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
558 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
560 (cbranchsi4, cstoresi4): New.
561 * config/iq2000/predicates.md (reg_or_const_operand): New.
563 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
564 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
565 (b<code>_op): Rewrite to...
566 (bcc_op): ... this, using match_operator.
567 (s<code>_op): Rewrite to...
568 (scc_op): ... this, using match_operator.
569 (s<code>_24_op): Rewrite to...
570 (scc_op_24): ... this, using match_operator.
571 (s<code>_<mode>): Rewrite to...
572 (cstore<mode>4): ... this, using match_operator.
573 (s<code>_<mode>_24): Rewrite to...
574 (cstore<mode>4_24): ... this, using match_operator.
575 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
576 m32c_unpend_compare, m32c_expand_scc): Delete.
577 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
578 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
579 (m32c_expand_movcc): Change NE to EQ if necessary.
580 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
582 * config/m32r/m32r-protos.h (gen_cond_store): New.
583 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
584 (gen_cond_store): New, from sCC patterns.
585 (m32r_expand_block_move): Use cbranchsi4.
586 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
587 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
588 (cbranchsi4, cstoresi4): New.
590 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
592 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
593 (m68hc11_notice_update_cc): Look into a compare with 0.
594 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
596 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
597 cmphi, cmpqi, bCC): Delete.
598 (cbranchsi4, cbranchhi4, cbranchqi4): New.
599 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
600 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
603 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
604 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
605 * config/m68k/constraints.md (H): New.
606 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
607 the define_insn below.
608 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
609 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
610 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
611 patterns): Wrap RHS with COMPARE.
612 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
613 (*cmpdi_internal): Name this pattern.
614 (cmpdi): Change to define_insn.
615 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
616 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
617 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
619 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
620 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
621 (conditional_trap): Change to...
622 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
623 (*conditional_trap): Use the ordered_comparison_operator and
624 const1_operand predicates.
625 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
626 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
627 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
628 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
630 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
631 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
632 (mcore_gen_compare): New.
633 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
634 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
635 (mcore_gen_compare): ... this.
636 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
637 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
638 (stack probe pattern): Use cbranchsi4.
640 * config/mips/predicates.md (mips_cstore_operator): New.
641 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
642 * config/mips/mips.md (any_cond): Delete.
643 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
645 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
646 fixuns_truncsfdi2): Use cbranch patterns.
647 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
648 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
649 Adjust call to mips_expand_conditional_branch.
650 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
652 * config/mips/mips-protos.h (mips_expand_conditional_branch,
653 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
654 * config/mips/mips.c (cmp_operands): Delete.
655 (mips_emit_compare): Get comparison operands from *op0/*op1.
656 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
657 that it succeeds. Use op0/op1 instead of cmp_operands.
658 (mips_expand_conditional_branch, mips_expand_conditional_move,
659 mips_expand_conditional_trap): Likewise.
660 (mips_block_move_loop): Use cbranch patterns.
661 * config/mips/mips.h (cmp_operands): Delete.
663 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
664 (mmix_gen_compare_reg): Just return a register in the right CC mode.
665 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
666 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
667 (*cmpcc_folded): Rename to...
668 (*cmpdi_folded): this.
669 (*cmpcc): Rename to...
671 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
674 (cbranchdf4): New. Handle invalid comparisons here.
675 * config/mmix/predicates.md (float_comparison_operator): New.
677 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
678 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
679 * config/mn10300/mn10300.md (tst): Delete.
680 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
681 Name these patterns and wrap RHS in a compare.
682 (*cmpsi): Make this pattern private. Include tst.
683 (*cmpsf): Make this pattern private.
684 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
685 (compare with zero peepholes): Likewise.
687 (cbranchsi4, cbranchsf4): New.
688 (casesi): Use cbranchsi4.
690 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
691 hppa_branch_type): Delete.
692 (return_addr_rtx): Use cbranchsi4.
693 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
694 Emit CCFPmode comparison here.
695 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
696 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
697 hppa_branch_type): Delete.
698 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
699 (movsicc, movdicc): Remove references to hppa_compare_op0,
700 hppa_compare_op1 and compare_from_rtx.
701 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
702 (casesi): Use cbranchsi4.
704 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
705 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
706 * config/pdp11/pdp11.md (register_or_const0_operand): New.
707 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
708 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
710 (cbranchdf4, cbranchhi4, cbranchqi4): New.
711 (*branch, *branch_inverted): New.
713 * config/picochip/picochip.md (cbranchhi4): Use
714 ordered_comparison_operator.
715 (cmphi, bCC): Remove.
717 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
718 (trap_comparison_operator): Delete.
719 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
720 rs6000_emit_cbranch): Accept mode and operands.
721 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
722 rs6000_compare_fp_p): Delete.
723 (rs6000_generate_compare): Accept mode and comparison. Extract code
724 and op0/op1 from there. Replace references to rs6000_compare_op0
725 and rs6000_compare_op1.
726 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
727 extract result from passed operands.
728 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
729 extract loc from passed operands.
730 (rs6000_emit_cmove): Likewise.
731 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
732 rs6000_compare_fp_p): Delete.
733 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
734 (cbranch<GPR>4, cbranch<FP>4): New.
735 (cstore<mode>4): New. Consolidate here all choices about when to use
736 portable or specialized sCC sequences.
737 (stack_protect_test): Use cbranchsi4.
738 (conditional_trap): Replace with ctrap<GPR>4.
739 (conditional trap insn): Replace trap_comparison_operator with
740 ordered_comparison_operator.
742 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
743 (s390_emit_prologue): Use ctrap.
744 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
745 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
746 New predicates replacing...
747 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
748 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
749 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
750 (add<mode>cc): Do not use s390_compare_op0/op1.
751 (s<code>): Change to...
752 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
754 (cstorecc4): ... this. Handle EQ or NE equally.
755 (*sne): Un-privatize for use in cstorecc4.
756 (b<code>): Change to...
757 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
758 (conditional_trap): Replace with...
759 (ctrap<GPR>4, ctrap<FP>4): ... these.
760 (stack_protect): Use cbranchcc4.
762 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
763 * config/score/score-protos.h (score_gen_cmp): Delete.
764 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
765 (score_block_move-loop): Use cbranchsi4.
766 * config/score/score.md (cbranchsi4): New.
767 (cmpsi, bCC): Delete.
768 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
769 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
770 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
771 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
772 * config/score/score3.h (score3_gen_cmp): Delete.
773 * config/score/score7.h (score7_gen_cmp): Delete.
775 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
776 (sh_emit_scc_to_t): ... this. Return void.
777 (from_compare): Rename to...
778 (sh_emit_compare_and_branch): ... this.
779 (sh_emit_compare_and_set): New.
780 (sh_expand_t_scc): Accept operands.
781 * config/sh/predicates.md (sh_float_comparison_operator): New.
782 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
783 (prepare_scc_operands): Rename to...
784 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
786 (sh_emit_cheap_store_flag): New.
787 (sh_emit_set_t_insn): New.
788 (from_compare): Rename to...
789 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
790 handling of TARGET_SH2E floating point to avoid recursive call.
791 Generate branch here.
792 (sh_emit_compare_and_set): New.
793 (sh_expand_t_scc): Get op0/op1 from arguments.
794 (sh_emit_cheap_store_flag): New.
795 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
797 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
798 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
799 (movsicc, movdicc): Do nothing when it recreated operands from
800 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
801 prepare_scc_operands (now sh_emit_scc_to_t).
802 (udivdi3): Use cstoresi4.
803 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
804 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
805 (cbranchint4_media, cbranchfp4_media): New.
806 (casesi): Use cbranchdi4.
807 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
809 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
810 (movnegt): Remove second operand.
811 (cbranchsf4, cbranchdf4): New.
812 (stack_protect): Use cbranchdi4/cbranchsi4.
814 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
815 (gen_compare_reg): Accept comparison, extract part of it to...
816 (gen_compare_reg_1): ... this.
817 (gen_compare_operator): Delete.
818 (gen_v9_scc): Accept separate destination, comparison code and arms.
819 Do not use sparc_compare_op0/sparc_compare_op1.
820 (emit_scc_insn, emit_conditional_branch_insn): New.
821 (emit_v9_brxx): Make static. Remove useless assertion.
822 (sparc_emit_float_lib_cmp): Return RTL instead of calling
824 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
825 * config/sparc/sparc-protos.h (gen_compare_reg,
826 sparc_emit_float_lib_cmp): Adjust prototype.
827 (emit_scc_insn, emit_conditional_branch_insn): New.
828 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
829 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
830 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
831 iterators to the top.
832 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
833 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
834 snedi_special_trunc): Delete.
835 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
836 and snedi_special_trunc.
837 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
838 cbranchdi4, cbranch<F:mode>4): New.
839 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
840 here. Use gen_compare_reg instead of gen_compare_operator.
841 (conditional_trap): Replace with...
842 (ctrapsi4, ctrapdi4): ... this.
843 (stack_protect_test): Use cbranchcc4.
845 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
847 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
848 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
849 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
850 from operands[0] or operands[3] depending on is_set.
851 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
852 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
853 cmpdf, bCC), sCC: Remove.
854 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
855 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
857 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
858 spu_emit_branch_or_set.
860 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
862 * config/stormy16/stormy16.h (xstormy16_compare_op0,
863 xstormy16_compare_op1): Delete.
864 * config/stormy16/stormy16.c (xstormy16_compare_op0,
865 xstormy16_compare_op1): Delete.
866 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
868 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
869 (cmphi, cmpsi, bCC): Remove.
871 * config/v850/v850.md (tstsi, cmpsi): Fold into...
872 (*cmpsi): ... this one.
873 (cbranchsi4, cstoresi4): New.
874 (bCC expanders): Delete.
875 (sCC insns): Fold into...
876 (*setcc): ... this one.
877 (casesi): Do not use gen_cmpsi and gen_bgtu.
878 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
880 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
882 * config/vax/vax-protos.h (cond_name): New.
883 (vax_output_conditional_branch): Remove.
884 * config/vax/vax.c (cond_name): New.
885 (vax_output_conditional_branch): Remove.
886 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
887 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
888 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
889 (bit<VAXint>): Wrap source with (compare).
890 (b<code> and following unnamed pattern): Rename to *branch and
891 *branch_reversed. Change macroization to match_operator.
892 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
894 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
895 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
896 Change last argument to machine_mode.
897 (xtensa_expand_scc): Add machine_mode argument.
898 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
899 (gen_conditional_move, xtensa_expand_conditional_branch,
900 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
901 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
902 Adjust operand numbers.
903 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
905 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
906 (cmpsi, cmpsf, b<code>, s<code>): Delete.
907 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
909 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
911 * optabs.c (prepare_cmp_insn): Temporarily disable test that
912 causes spurious differences between trunk and cond-optab branch.
914 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
917 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
919 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
921 * tree.c (iterative_hash_pointer): Delete.
922 (iterative_hash_expr): Short-circuit handling of NULL pointer.
923 Hash UIDs and versions of SSA names. Don't special-case built-in
924 function declarations.
926 2009-05-11 Ian Lance Taylor <iant@google.com>
929 * graphite.c: Force -Wc++-compat to only be a warning before
930 #including "cloog/cloog.h".
932 2009-05-11 Martin Jambor <mjambor@suse.cz>
934 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
936 2009-05-11 Jan Hubicka <jh@suse.cz>
938 * tree-ssa-loop-ivcanon.c: Include target.h
939 (struct loop_size): new structure.
940 (constant_after_peeling): New predicate.
941 (tree_estimate_loop_size): New function.
942 (estimated_unrolled_size): Rewrite for new estimates.
943 (try_unroll_loop_completely): Use new estimates.
944 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
946 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
948 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
949 libcpp interface change.
950 (spu_macro_to_expand): Likewise.
952 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
954 PR tree-optimization/40026
955 * gimplify.c (gimplify_init_constructor): Change initial conditional
956 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
957 optimize_compound_literals_in_ctor.
959 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
961 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
963 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
965 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
967 * tree-vect-data-refs.c (vect_analyze_group_access): Use
968 HOST_WIDE_INT for gap.
970 2009-05-11 Ira Rosen <irar@il.ibm.com>
972 PR tree-optimization/40074
973 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
974 account in group size and step comparison.
976 2009-05-11 Richard Guenther <rguenther@suse.de>
978 * passes.c (init_optimization_passes): Strip now incorrect comment.
979 (execute_function_todo): Do not set PROP_alias.
980 * tree-pass.h (PROP_alias): Remove.
981 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
982 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
983 * tree-nrv.c (pass_return_slot): Likewise.
984 * tree-object-size.c (pass_object_sizes): Likewise.
985 * tree-ssa-dom.c (pass_dominator): Likewise.
986 (pass_phi_only_cprop): Likewise.
987 * tree-ssa-dse.c (pass_dse): Likewise.
988 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
989 (pass_cselim): Likewise.
990 * tree-ssa-pre.c (pass_pre): Likewise.
991 (pass_fre): Likewise.
992 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
993 * tree-ssa-sink.c (pass_sink_code): Likewise.
994 * tree-stdarg.c (pass_stdarg): Likewise.
995 * tree-tailcall.c (pass_tail_calls): Likewise.
996 * tree-vrp.c (pass_vrp): Likewise.
998 2009-05-10 Ian Lance Taylor <iant@google.com>
1000 * basic-block.h (enum profile_status): Break out of struct
1002 * cgraph.h (struct inline_summary): Break out of struct
1004 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
1005 of struct cgraph_order_sort.
1006 * combine.c (enum undo_kind): New enum, broken out of struct undo.
1007 * cse.c (struct branch_path): Break out of struct
1008 cse_basic_block_data.
1009 * except.h (enum eh_region_type): Break out of struct eh_region.
1010 * gcc.c (enum add_del): Break out of struct modify_target.
1011 * genrecog.c (enum decision_type): Break out of struct decision_test.
1012 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
1014 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
1015 * regmove.c (enum match_use): New enum, broken out of struct match.
1016 * sched-int.h (enum post_call_group): New enum, broken out of
1018 (struct deps_reg): Break out of struct deps.
1019 * target.h (struct asm_int_op): Break out of struct gcc_target.
1020 * tree-eh.c (struct goto_queue_node): Break out of struct
1022 * tree-inline.h (enum copy_body_cge_which): Break out of
1024 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
1026 * c-decl.c (in_struct, struct_types): New static variables.
1027 (pushtag): Add loc parameter. Change all callers.
1028 (lookup_tag): Add ploc parameter. Change all callers.
1029 (check_compound_literal_type): New function.
1030 (parser_xref_tag): Add loc parameter. Change all callers. If
1031 -Wc++-compat, warn about struct/union/enum types defined within a
1033 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
1034 and loc parameters. Change all callers. Change error calls to
1035 error_at, using loc. For a redefinition, if the location of the
1036 original definition is known, report it. Set in_struct and
1037 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
1038 (finish_struct): Add new parameters enclosing_in_struct and
1039 enclosing_struct_types. Change all callers. Set
1040 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
1041 in the struct. If in a struct, add this struct to struct_types.
1042 (start_enum): Add loc parameter. Change all callers. Use
1043 error_at for errors, using loc. For a redefinition, if the
1044 location of the original definition is known, report it. If in a
1045 struct, add this enum type to struct_types. If -Wc++-compat warn
1046 if in sizeof, typeof, or alignof.
1047 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
1048 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
1049 (c_parser_enum_specifier): Get enum location for start_enum.
1050 (c_parser_struct_or_union_specifier): Get struct location for
1051 start_struct. Save in_struct and struct_types status between
1052 start_struct and finish_struct.
1053 (c_parser_cast_expression): Get location of cast.
1054 (c_parser_alignof_expression): Get location of type.
1055 (c_parser_postfix_expression): Likewise.
1056 (c_parser_postfix_expression_after_paren_type): Add type_loc
1057 parameter. Change all callers. Call check_compound_literal_type.
1058 Use type_loc for error about variable size type.
1059 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
1060 of an enum constant from an enum type defined in a struct or union.
1061 (c_cast_expr): Add loc parameter. Change all callers. If
1062 -Wc++-compat, warn about defining a type in a cast.
1063 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
1064 (start_enum, start_struct, finish_struct): Update declarations.
1065 (parser_xref_tag, c_cast_expr): Update declarations.
1066 (check_compound_literal_type): Declare.
1068 2009-05-11 Ben Elliston <bje@au.ibm.com>
1070 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
1071 for recent libcpp interface change.
1072 (rs6000_macro_to_expand): Likewise.
1074 2009-05-10 Michael Matz <matz@suse.de>
1077 * config/arm/arm.c (require_pic_register): Emit on entry edge,
1078 not at entry of function.
1080 2009-05-10 Richard Guenther <rguenther@suse.de>
1082 PR tree-optimization/40081
1084 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1085 using the main variant of the element type. Do not fiddle with
1086 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1088 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
1089 structs with volatile fields.
1091 2009-05-10 Jan Hubicka <jh@suse.cz>
1093 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
1094 (estimate_move_cost): Assert that it does not get called for
1096 (estimate_num_insns): Skip VOID types in argument handling.
1097 (optimize_inline_calls): Delete unreachable blocks and verify that
1100 2009-05-10 Jan Hubicka <jh@suse.cz>
1102 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
1103 * cgraph.c (cgraph_mark_address_taken_node): New function.
1104 (dump_cgraph_node): Dump new flag.
1105 * cgraph.h (struct cgraph_node): Add address_taken.
1106 (cgraph_mark_address_taken_node): New function.
1107 * ipa.c (cgraph_postorder): Prioritize functions with address taken
1108 since new direct calls can be born.
1110 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1112 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
1115 2009-05-10 Jan Hubicka <jh@suse.cz>
1118 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
1120 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
1121 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
1122 * tree-inline.c (copy_bb): Set frequency correctly.
1123 (fold_marked_statements): Update call to
1124 cgraph_update_edges_for_call_stmt.
1126 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1128 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
1129 identifiers in diagnostics.
1130 * config/arm/arm.c (arm_handle_fndecl_attribute,
1131 arm_handle_isr_attribute): Likewise.
1132 * config/avr/avr.c (avr_handle_progmem_attribute,
1133 avr_handle_fndecl_attribute, avr_handle_fntype_attribute):
1135 * config/bfin/bfin.c (handle_int_attribute,
1136 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
1137 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
1138 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
1140 * config/darwin.c (darwin_handle_kext_attribute,
1141 darwin_handle_weak_import_attribute): Likewise.
1142 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
1143 h8300_handle_eightbit_data_attribute,
1144 h8300_handle_tiny_data_attribute): Likewise.
1145 * config/i386/i386.c (ix86_handle_cconv_attribute,
1146 ix86_handle_abi_attribute, ix86_handle_struct_attribute):
1148 * config/i386/winnt.c (ix86_handle_shared_attribute,
1149 ix86_handle_selectany_attribute): Likewise.
1150 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
1151 * config/m32c/m32c.c (function_vector_handler): Likewise.
1152 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
1153 m68hc11_handle_fntype_attribute): Likewise.
1154 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
1155 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
1156 * config/mips/mips.c (mips_insert_attributes,
1157 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
1158 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
1159 rs6000_handle_struct_attribute): Likewise.
1160 * config/sh/sh.c (sh_insert_attributes,
1161 sh_handle_resbank_handler_attribute,
1162 sh_handle_interrupt_handler_attribute,
1163 sh2a_handle_function_vector_handler_attribute,
1164 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1166 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
1167 * config/spu/spu.c (spu_handle_fndecl_attribute,
1168 spu_handle_vector_attribute): Likewise.
1169 * config/stormy16/stormy16.c
1170 (xstormy16_handle_interrupt_attribute): Likewise.
1171 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
1172 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
1174 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1176 * pretty-print.h (struct pretty_print_info): Add
1177 translate_identifiers.
1178 (pp_translate_identifiers): New.
1179 (pp_identifier): Only conditionally translate identifier to locale
1181 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
1182 (pp_base_tree_identifier): Only conditionally translate identifier
1183 to locale character set.
1184 * c-pretty-print.c (M_): Define.
1185 (pp_c_type_specifier, pp_c_primary_expression): Mark English
1186 fragments for conditional translation with M_.
1187 * tree-pretty-print.c (maybe_init_pretty_print): Disable
1188 identifier translation.
1190 2009-05-10 Richard Guenther <rguenther@suse.de>
1192 PR tree-optimization/40081
1193 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1194 using the main variant of the element type. Do not fiddle with
1195 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1197 2009-05-09 Jan Hubicka <jh@suse.cz>
1200 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
1201 indirect calls; verify cgraph afterwards.
1203 2009-05-09 Jan Hubicka <jh@suse.cz>
1206 * ipa.c (update_inlined_to_pointer): New function.
1207 (cgraph_remove_unreachable_nodes): Use it.
1209 2009-05-09 Jan Hubicka <jh@suse.cz>
1211 * tree-eh.c (struct leh_state): Remove prev_try.
1212 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
1214 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
1215 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
1216 remove_eh_handler_and_replace, foreach_reachable_handler,
1217 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
1218 * except.h (struct eh_region): Remove eh_region_u_cleanup.
1219 (gen_eh_region_cleanup): Update prototype.
1221 2009-05-09 Jan Hubicka <jh@suse.cz>
1224 * except.c (copy_eh_region): Always set prev_try.
1225 (redirect_eh_edge_to_label): Find outer try.
1226 (foreach_reachable_handler): When looking for prev try
1227 handle case where previous try is not going to be taken.
1229 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1231 PR tree-optimization/40049
1232 * tree-vect-stmts.c (vectorizable_operation): If the machine has
1233 only vector/vector shifts, convert the type of the constant to the
1234 appropriate type to avoid building incorrect trees, which
1235 eventually have problems with garbage collection.
1237 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1239 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
1240 -1 for complex floating-point types if honoring signed zeros.
1242 2009-05-08 Jan Hubicka <jh@suse.cz>
1244 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
1245 argument; handle correctly when profile is absent.
1246 (build_cgraph_edges): Update.
1247 (rebuild_cgraph_edges): Update.
1248 * cgraph.c: Do not include varray.h.
1249 (cgraph_set_call_stmt_including_clones): New function.
1250 (cgraph_create_edge_including_clones): Likewise
1251 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
1252 (cgraph_update_edges_for_call_stmt): Handle clones.
1253 (cgraph_remove_node): Handle clone tree.
1254 (cgraph_remove_node_and_inline_clones): New function.
1255 (dump_cgraph_node): Dump clone tree.
1256 (cgraph_clone_node): Handle clone tree.
1257 (clone_function_name): Bring here from tree-inline.c.
1258 (cgraph_create_virtual_clone): New function.
1259 * cgraph.h (ipa_replace_map): Move here from ipa.h.
1260 (cgraph_clone_info): New function.
1261 (strut cgraph_node): Add clone_info and new clone tree pointers.
1262 (cgraph_remove_node_and_inline_clones,
1263 cgraph_set_call_stmt_including_clones,
1264 cgraph_create_edge_including_clones,
1265 cgraph_create_virtual_clone): Declare.
1266 (cgraph_function_versioning): Use VEC argument.
1267 (compute_call_stmt_bb_frequency): Update prototype.
1268 (cgraph_materialize_all_clones): New function.
1269 * ipa-cp.c (ipcp_update_cloned_node): Remove.
1270 (ipcp_create_replace_map): Update to VECtors.
1271 (ipcp_update_callgraph): Use virtual clones.
1272 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
1273 (ipcp_update_profiling): Do not update local profiling.
1274 (ipcp_insert_stage): Use VECtors and virtual clones.
1275 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
1276 (clone_of_p): New function.
1277 (cgraph_preserve_function_body_p): Use clone tree.
1278 (cgraph_optimize): Materialize clones.
1279 (cgraph_function_versioning): Update for VECtors.
1280 (save_inline_function_body): Use clone tree.
1281 (cgraph_materialize_clone): New function.
1282 (cgraph_materialize_all_clones): Likewise.
1283 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
1284 * ipa.c: Include gimple.h.
1285 (cgraph_remove_unreachable_nodes): Use clone tree.
1286 * ipa-prop.c (ipa_note_param_call): Update call to
1287 compute_call_stmt_bb_frequencycall.
1288 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
1289 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
1290 (copy_bb): Handle updating of clone tree; add new edge when new call
1292 (expand_call_inline): Be strict about every call having edge.
1293 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
1294 (delete_unreachable_blocks_update_callgraph): New function.
1295 (tree_function_versioning): Use VECtors; always remove unreachable
1296 blocks and fold conditionals.
1297 * tree-inline.h: Do not include varray.h.
1298 (tree_function_versioning): Remove.
1299 * Makefile.in (GTFILES): Remove tree-inline.c
1300 * passes.c (do_per_function): Do only functions having body.
1301 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
1304 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
1305 Andrew Morrow <acm@google.com>
1308 * c-common.c (c_common_attribute_table): Permit deprecated
1309 attribute to take an optional argument.
1310 (handle_deprecated_attribute): If the optional argument to
1311 __attribute__((deprecated)) is not a string ignore the attribute
1314 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
1315 * c-typeck.c (build_component_ref): Likewise.
1316 (build_external_ref): Likewise.
1318 * toplev.c (warn_deprecated_use): Add an attribute argument.
1319 Emit the message associated with __attribute__((deprecated)).
1321 * toplev.h (warn_deprecated_use): Updated.
1323 * doc/extend.texi: Document new optional parameter to
1324 __attribute__((deprecated))
1326 2009-05-08 Michael Eager <eager@eagercon.com>
1328 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
1329 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
1331 2009-05-08 Richard Guenther <rguenther@suse.de>
1333 PR tree-optimization/40062
1334 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
1335 Avoid exponential behavior.
1337 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1339 PR rtl-optimization/33928
1341 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
1342 process_uses, build_single_def_use_links): New.
1343 (update_df): Update use_def_ref.
1344 (forward_propagate_into): Use get_def_for_use instead of use-def
1346 (fwprop_init): Call build_single_def_use_links and let it initialize
1348 (fwprop_done): Free use_def_ref.
1349 (fwprop_addr): Eliminate duplicate call to df_set_flags.
1350 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
1351 df_rd_simulate_one_insn): New.
1352 (df_rd_bb_local_compute_process_def): Update head comment.
1353 (df_chain_create_bb): Use the new RD simulation functions.
1354 * df.h (df_rd_simulate_artificial_defs_at_top,
1355 df_rd_simulate_one_insn): New.
1356 * opts.c (decode_options): Enable fwprop at -O1.
1357 * doc/invoke.texi (-fforward-propagate): Document this.
1359 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1362 * c-typeck.c (build_binary_op): Handle arithmetic between one real
1363 and one complex operand specially.
1364 * tree-complex.c (some_nonzerop): Do not identify a real value as
1365 zero if flag_signed_zeros.
1367 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1369 PR rtl-optimization/33928
1370 * loop-invariant.c (record_use): Fix && vs. || mishap.
1372 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1374 PR rtl-optimization/33928
1375 * loop-invariant.c (struct use): Add addr_use_p.
1376 (struct def): Add n_addr_uses.
1377 (struct invariant): Add cheap_address.
1378 (create_new_invariant): Set cheap_address.
1379 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
1380 (record_uses): Pass df_ref to record_use.
1381 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
1384 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
1386 * config/sh/sh.c: Do not include c-pragma.h.
1388 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1390 * config/spu/spu.c: Remove include of c-common.h.
1392 2009-05-07 Janis Johnson <janis187@us.ibm.com>
1395 * c-common.h (mark_valid_location_for_stdc_pragma,
1396 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
1397 clear_float_const_decimal64, float_const_decimal64_p): New.
1398 * c.opt (Wunsuffixed-float-constants): New.
1399 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
1400 unsuffixed float constant, handle new warning.
1401 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
1402 * c-decl.c (c_scope): New flag float_const_decimal64.
1403 (set_float_const_decimal64, clear_float_const_decimal64,
1404 float_const_decimal64_p): New.
1405 (push_scope): Set new flag.
1406 * c-parser.c (c_parser_translation_unit): Mark when it's valid
1407 to use STDC pragmas.
1408 (c_parser_external_declaration): Ditto.
1409 (c_parser_compound_statement_nostart): Ditto.
1410 * c-pragma.c (valid_location_for_stdc_pragma,
1411 mark_valid_location_for_stdc_pragma,
1412 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
1413 handle_pragma_float_const_decimal64): New.
1414 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
1415 * cp/semantics.c (valid_location_for_stdc_pragma_p,
1416 set_float_const_decimal64, clear_float_const_decimal64,
1417 float_const_decimal64_p): New dummy functions.
1418 * doc/extend.texi (Decimal Float): Remove statement that the
1419 pragma, and suffix for double constants, are not supported.
1420 * doc/invoke.texi (Warning Options): List new option.
1421 (-Wunsuffixed-float-constants): New.
1423 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
1425 * config/i386/i386.c: Do not include c-common.h.
1427 2009-05-07 Mark Heffernan <meheff@google.com>
1429 * doc/invoke.texi (Debugging Options): Document change of debugging
1431 * opts.c (decode_options): Make dump_base_name relative to
1432 aux_base_name directory.
1434 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
1436 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
1437 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
1439 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
1441 * Makefile.in (install-plugin): Simplify a bit.
1443 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
1445 * Makefile.in (OBJS-common): Add regcprop.o.
1447 * timevar.def (TV_CPROP_REGISTERS): New.
1448 * regrename.c (regrename_optimize): Return 0.
1449 (rest_of_handle_regrename): Delete.
1450 (pass_rename_registers): Point to regrename_optimize.
1451 (struct value_data_entry, struct value_data,
1452 kill_value_one_regno, kill_value_regno, kill_value,
1453 set_value_regno, init_value_data, kill_clobbered_value,
1454 kill_set_value, kill_autoinc_value, copy_value,
1455 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
1456 replace_oldest_value_reg, replace_oldest_value_addr,
1457 replace_oldest_value_mem, copyprop_hardreg_forward_1,
1458 debug_value_data, validate_value_data): Move...
1459 * regcprop.c: ... here.
1460 (rest_of_handle_cprop): Delete.
1461 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
1463 2009-05-07 Jakub Jelinek <jakub@redhat.com>
1466 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
1467 GEN_INT for 1 << bitnum.
1468 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
1471 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
1473 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
1474 Remove wrong description of "nand" operation.
1476 2009-05-06 Richard Guenther <rguenther@suse.de>
1477 Adam Nemet <anemet@caviumnetworks.com>
1479 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
1480 comment. Add that if LHS is not a gimple register, then RHS1 has
1481 to be a single object (GIMPLE_SINGLE_RHS).
1483 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
1485 * expr.c (get_def_for_expr): Move it up in the file.
1486 (store_field): When expanding a bit-field store, look at the
1487 defining gimple stmt for the masking conversion.
1489 2009-05-06 Janis Johnson <janis187@us.ibm.com>
1492 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
1493 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
1494 32-bit memcpy into long.
1496 2009-05-06 Jakub Jelinek <jakub@redhat.com>
1498 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
1499 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
1501 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
1502 instead of appending DW_OP_deref*.
1504 2009-05-06 Michael Matz <matz@suse.de>
1507 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
1508 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
1510 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
1512 * Makefile.in (install-plugin): Fix srcdir handling.
1514 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
1516 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
1517 when processing for not_regs_needed bitmap.
1518 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
1519 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
1520 handling it for rhs.
1522 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1524 * config/i386/i386.md (unnamed inc/dec peephole): Use
1525 optimize_insn_for_size_p instead of optimize_size.
1526 * config/i386/predicates.md (incdec_operand): Likewise.
1527 (aligned_operand): Likewise.
1528 * config/i386/sse.md (divv8sf3): Likewise.
1529 (sqrtv8sf2): Likewise.
1531 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1533 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
1535 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
1537 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1539 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
1540 ssemodesuffixf2c with avxmodesuffixf2c.
1542 2009-05-06 Joseph Myers <joseph@codesourcery.com>
1545 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
1547 2009-05-05 Jakub Jelinek <jakub@redhat.com>
1549 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
1550 (struct tree_base): Adjust spacing for 8 bit boundaries.
1551 (struct tree_decl_common): Add decl_by_reference_flag bit.
1552 (DECL_BY_REFERENCE): Adjust.
1553 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
1554 print DECL_BY_REFERENCE bit.
1555 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
1556 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
1557 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
1558 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
1562 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
1563 range of the type, but default label is missing, add it with one
1564 of the existing labels instead of adding a new label for it.
1566 2009-05-05 Joseph Myers <joseph@codesourcery.com>
1570 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
1572 * Makefile.in (enable_plugin, plugin_includedir): New.
1573 (install): Depend on install-plugin.
1574 (PLUGIN_HEADERS): New.
1575 (install-plugin): New.
1576 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
1578 2009-05-05 Richard Guenther <rguenther@suse.de>
1580 PR tree-optimization/40022
1581 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
1583 (phivn_valid_p): Fix tuplification error, simplify.
1584 (phiprop_insert_phi): Add dumps.
1585 (propagate_with_phi): Simplify.
1587 2009-05-05 Richard Guenther <rguenther@suse.de>
1590 * builtins.c (gimplify_va_arg_expr): Properly build the address.
1592 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
1594 * tree.h (strip_float_extensions): Remove duplicate declaration.
1595 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
1596 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
1597 block_ultimate_origin): Rearrange the declarations line to match the
1598 comment that indicates the .c file which the functions are defined.
1599 (dwarf2out_*, set_decl_rtl): Add comment.
1600 (get_base_address): Adjust comment.
1601 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
1602 declarations line and add comment.
1603 (is_builtin_name): Add blank after function name, for clarity.
1605 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1607 * attribs.c (decl_attributes): Use %qE for identifiers in
1609 * cgraphunit.c (verify_cgraph_node): Translate function names to
1610 locale character set in diagnostics.
1611 * coverage.c (get_coverage_counts): Use %qE for identifiers in
1613 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
1614 Document that functions are named in UTF-8.
1615 * expr.c (expand_expr_real_1): Translate function names to locale
1616 character set in diagnostics.
1617 * gimplify.c (omp_notice_variable, omp_is_private,
1618 gimplify_scan_omp_clauses): Use %qE for identifiers in
1620 * langhooks.c (lhd_print_error_function): Translate function names
1621 to locale character set.
1622 * langhooks.h (decl_printable_name): Document that return value is
1623 in internal character set.
1624 * stmt.c: Include pretty-print.h
1625 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
1627 (resolve_operand_name_1): Translate named operand name to locale
1629 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
1631 * toplev.c (announce_function): Translate function names to locale
1633 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
1634 (default_tree_printer): Use pp_identifier or translate identifiers
1635 to locale character set. Mark "<anonymous>" for translation.
1636 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
1637 for identifiers in diagnostics.
1638 * tree.c (handle_dll_attribute): Use %qE for identifiers in
1640 * varasm.c (output_constructor): Use %qE for identifiers in
1643 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
1645 * configure.ac: use ` ` instead of $()
1646 * configure: Regenerate.
1648 2009-05-05 Ben Elliston <bje@au.ibm.com>
1650 * config/pa/linux-atomic.c: Eliminate conditional include of
1651 errno.h on non-LP64 systems to simplify build requirements.
1653 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1655 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
1657 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
1658 and pass value to identifier_to_locale.
1659 (warn_variable_length_array): Make name a tree.
1660 (grokdeclarator): Separate diagnostic texts for named and unnamed
1661 declarators. Use %qE for named declarators.
1662 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
1664 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
1665 identifiers in diagnostics.
1666 * c-typeck.c (push_member_name, start_init): Pass identifiers to
1667 identifier_to_locale. Mark "anonymous" strings for translation.
1669 2009-05-04 Michael Eager <eager@eagercon.com>
1671 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
1672 address for DImode/DFmode only if double-precision FP regs.
1674 2009-05-04 Michael Eager <eager@eagercon.com>
1676 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
1677 TARGET_SINGLE_FLOAT check.
1679 2009-05-04 Michael Eager <eager@eagercon.com>
1681 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
1683 2009-05-04 Michael Eager <eager@eagercon.com>
1685 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
1686 * config/rs6000/t-xilinx: New
1688 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
1690 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
1691 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
1692 * gcc/explow.c (memory_address): Use target hook.
1693 * gcc/targhooks.c (default_legitimize_address): New.
1694 * gcc/targhooks.h (default_legitimize_address): New.
1695 * gcc/target.h (legitimize_address): New.
1696 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
1697 (TARGET_INITIALIZER): Include it.
1698 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
1700 * config/bfin/bfin-protos.h (legitimize_address): Remove.
1701 * config/bfin/bfin.c (legitimize_address): Remove.
1702 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
1703 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
1705 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
1706 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
1708 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
1709 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
1710 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
1711 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
1712 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
1713 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
1714 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
1715 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
1716 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
1717 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
1718 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
1719 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
1720 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
1721 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
1722 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
1723 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
1724 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
1725 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
1726 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
1727 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
1728 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
1729 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
1730 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
1732 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
1733 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
1734 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
1735 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
1736 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
1737 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
1738 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
1739 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
1740 (thumb_legitimize_address): Delete.
1741 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
1742 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
1743 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
1744 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
1745 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
1746 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
1748 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
1751 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
1752 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
1753 * config/m32r/m32r.c (m32r_legitimize_address): New.
1754 * config/m68k/m68k.c (m68k_legitimize_address): New.
1755 * config/score/score.c (score_legitimize_address): Standardize.
1756 * config/score/score3.c (score3_legitimize_address): Standardize.
1757 * config/score/score3.h (score3_legitimize_address): Adjust.
1758 * config/score/score7.c (score7_legitimize_address): Standardize.
1759 * config/score/score7.h (score7_legitimize_address): Adjust.
1760 * config/sh/sh.c (sh_legitimize_address): New.
1761 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
1763 * gcc/config/s390/s390.c (legitimize_address): Rename to...
1764 (s390_legitimize_address): ... this.
1765 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
1766 (sparc_legitimize_address): ... this.
1767 * gcc/config/i386/i386.c (legitimize_address): Rename to...
1768 (ix86_legitimize_address): ... this.
1769 * gcc/config/avr/avr.c (legitimize_address): Rename to...
1770 (avr_legitimize_address): ... this.
1771 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
1772 (mn10300_legitimize_address): ... this.
1773 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
1774 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
1775 (alpha_expand_mov): Adjust call.
1777 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
1778 * config/spu/spu.c (spu_legitimize_address): Likewise.
1779 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
1780 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
1782 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1784 * intl.c (locale_encoding, locale_utf8): New.
1785 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
1786 * intl.h (locale_encoding, locale_utf8): Declare.
1787 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
1788 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
1790 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
1792 (pp_tree_identifier): Define to call pp_base_tree_identifier.
1793 (pp_base_tree_identifier): Declare as function.
1794 (identifier_to_locale): Declare.
1795 * Makefile.in (pretty-print.o): Update dependencies.
1796 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
1798 2009-05-04 Richard Guenther <rguenther@suse.de>
1801 * builtins.c (fold_builtin_memory_op): Do not decay to element
1802 type if the size matches the whole array.
1804 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
1806 * expmed.c (synth_mult): When trying out a shift, pass the result
1809 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
1811 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
1812 (shiftsub1_cost): New.
1813 (init_expmed): Compute shiftsub1_cost.
1814 (synth_mult): Optimize multiplications by constants of the form
1815 -(2^^m-1) for some constant positive integer m.
1817 2009-05-03 Richard Guenther <rguenther@suse.de>
1820 * c-typeck.c (array_to_pointer_conversion): Do not built
1821 ADDR_EXPRs of arrays of pointer-to-element type.
1822 * c-gimplify.c (c_gimplify_expr): Revert change fixing
1823 up wrong ADDR_EXPRs after-the-fact.
1824 * c-common.c (strict_aliasing_warning): Strip pointer
1825 conversions for obtaining the original type.
1826 * builtins.c (fold_builtin_memset): Handle array types.
1827 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
1830 2009-05-03 Richard Guenther <rguenther@suse.de>
1833 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
1834 Do not lose casts from array types with unknown extent to array
1835 types with known extent.
1836 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
1837 alias set compatibility.
1839 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
1841 * flags.h (extra_warnings): Delete.
1842 * toplev.c (process_options): Handle Wuninitialized here.
1843 * opts.c (extra_warnings): Delete.
1844 (set_Wextra): Delete.
1845 (common_handle_option): -Wextra can be handled automatically.
1846 * c-opts.c (c_common_handle_option): Delete obsolete code.
1847 (c_common_post_options): Simplify comment.
1848 * common.opt (W): Add Var.
1850 (Wuninitialized): Initialize to -1.
1852 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
1853 Richard Guenther <rguenther@suse.de>
1855 * expr.c (get_def_for_expr): New function.
1856 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
1857 SSA rather than trees.
1858 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
1859 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
1861 2009-05-03 Joseph Myers <joseph@codesourcery.com>
1863 * c-common.c (reswords): Add _Imaginary.
1864 * c-common.c (enum rid): Add RID_IMAGINARY.
1866 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
1868 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
1869 Patch by Richard Guenther.
1871 2009-05-03 Anatoly Sokolov <aesok@post.ru>
1873 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
1874 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1875 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
1876 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
1877 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
1878 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
1879 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
1880 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
1881 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
1882 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
1883 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
1884 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
1885 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
1886 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
1887 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
1888 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
1889 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
1890 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
1892 2009-05-02 Richard Guenther <rguenther@suse.de>
1894 PR tree-optimization/39940
1895 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
1898 2009-05-02 Richard Guenther <rguenther@suse.de>
1901 * tree-ssa.c (execute_update_addresses_taken): Properly check
1902 if we can mark a variable DECL_GIMPLE_REG_P.
1903 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
1904 back to the end of the function.
1905 (is_gimple_reg_type): Remove complex type special casing.
1906 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
1909 2009-05-02 Ben Elliston <bje@au.ibm.com>
1911 * doc/collect2.texi (Collect2): Document search path behaviour
1912 when configured with --with-ld.
1914 2009-05-02 Jan Hubicka <jh@suse.cz>
1916 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
1917 parameter; update callers.
1918 (coalesce_cost_edge): EH edges are costier because they needs
1919 splitting even if not critical and even more costier when there are
1920 multiple EH predecestors.
1922 2009-05-02 Jan Hubicka <jh@suse.cz>
1924 * except.c (remove_eh_handler_and_replace): Handle updating after
1925 removing TRY blocks.
1927 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
1929 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
1931 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
1933 * varasm.c: Do not include c-pragma.h.
1934 * attribs.c: Do not incude c-common.h.
1936 2009-05-01 Michael Matz <matz@suse.de>
1938 * calls.c (initialize_argument_information): Handle SSA names like
1939 decls with a non MEM_P DECL_RTL.
1941 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
1943 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
1944 * ipa-utils.c: Likewise.
1945 * ipa-type-escape.c: Likewise.
1946 * cgraphunit.c Do not include c-common.h.
1947 * ipa-pure-const.c: Likewise.
1948 * tree-if-conv.c: Likewise.
1949 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
1950 * ipa-struct-reorg.c: Likewise.
1951 * tree-nomudflap.c: Likewise.
1952 * tree-ssa-structalias.c: Likewise.
1954 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
1956 * store-motion.c: Many cleanups to make this pass a first-class
1957 citizen instead of an appendix to gcse load motion. Add TODO list
1958 to make this pass faster/cleaner/better.
1960 (struct ls_expr): Post gcse.c-split cleanups.
1961 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
1962 "stores" field to "avail_stores".
1963 (pre_ldst_mems): Rename to store_motion_mems.
1964 (pre_ldst_table): Rename to store_motion_mems_table.
1965 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
1966 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
1967 (ldst_entry): Rename to st_expr_entry, update users.
1968 (free_ldst_entry): Rename to free_st_expr_entry, update users.
1969 (free_ldst_mems): Rename to free_store_motion_mems, update users.
1970 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
1972 (first_ls_expr): Rename to first_st_expr, update users.
1973 (next_ls_expr): Rename to next_st_expr, update users.
1974 (print_ldst_list): Rename to print_store_motion_mems. Print names of
1975 fields properly for store motion instead of names inherited from load
1977 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
1978 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
1981 (ae_kill): Rename to st_kill, update users.
1982 (ae_gen): Rename to st_avloc, update users.
1983 (transp): Rename to st_transp, update users.
1984 (pre_insert_map): Rename to st_insert_map, update users.
1985 (pre_delete_map): Rename to st_delete_map, update users.
1986 (insert_store, build_store_vectors, free_store_memory,
1987 one_store_motion_pass): Update for abovementioned changes.
1989 (gcse_subst_count, gcse_create_count): Remove.
1990 (one_store_motion_pass): New statistics counters "n_stores_deleted"
1991 and "n_stores_created", local variables.
1993 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
1996 (regvec, compute_store_table_current_insn): Remove.
1997 (reg_set_info, reg_clear_last_set): Remove.
1998 (compute_store_table): Use DF caches instead of local dataflow
2001 2009-05-01 Joseph Myers <joseph@codesourcery.com>
2003 * c-objc-common.c (c_tree_printer): Print identifiers with
2004 pp_identifier, not pp_string. Mark "({anonymous})" for
2006 * c-pretty-print.c (pp_c_ws_string): New.
2007 (pp_c_cv_qualifier, pp_c_type_specifier,
2008 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
2009 pp_c_storage_class_specifier, pp_c_function_specifier,
2010 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
2011 pp_c_primary_expression, pp_c_postfix_expression,
2012 pp_c_unary_expression, pp_c_shift_expression,
2013 pp_c_relational_expression, pp_c_equality_expression,
2014 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
2015 use pp_string and pp_c_ws_string in place of pp_identifier and
2016 pp_c_identifier for non-identifiers. Mark English strings for
2018 * c-pretty-print.h (pp_c_ws_string): Declare.
2020 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
2021 Roland McGrath <roland@redhat.com>
2023 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
2024 (ENABLE_LD_BUILDID): New configuration option.
2025 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
2026 (LINK_BUILDID_SPEC): New macro.
2027 (init_spec): If defined, prepend it between LINK_EH_SPEC and
2029 * doc/install.texi: Document --enable-linker-build-id option.
2030 * configure: Rebuild.
2031 * config.in: Rebuild.
2033 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
2035 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
2036 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
2037 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
2038 MIPS_GP_SAVE_AREA_SIZE.
2039 * config/mips/mips.c (struct mips_frame_info): Update comment
2040 before arg_pointer_offset and hard_frame_pointer_offset.
2041 (mips_compute_frame_info): Update diagram before function: to
2042 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
2043 indicate the position of frame_pointer_rtx with -fstack-protector and
2044 to show args_size. Don't allocate cprestore area for leaf functions
2045 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
2047 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
2049 2009-04-30 Michael Matz <matz@suse.de>
2051 PR tree-optimization/39955
2052 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
2054 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
2056 * ira.c (setup_cover_and_important_classes): Use safe macro
2057 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
2059 * genpreds.c (write_tm_preds_h): Output suitable definition of
2060 REG_CLASS_FOR_CONSTRAINT.
2062 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
2064 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
2066 * bitmap.c (bitmap_descriptor): Likewise.
2067 * ggc-common.c (loc_descriptor): Likewise.
2068 * varray.c (varray_descriptor): Likewise.
2069 * vec.c (vec_descriptor): Likewise.
2071 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
2073 * Makefile.in (dce.o): Add $(EXCEPT_H).
2074 * dce.c: Include except.h and delete redundant vector definitions.
2075 (deletable_insn_p): Return false for non-call insns that can throw
2078 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
2080 * gcse.c (ae_gen): Remove.
2081 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
2082 and make non-static function to make it available in store-motion.c.
2083 Update call sites with search-and-replace.
2084 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
2085 extract_mentioned_regs, extract_mentioned_regs_helper,
2086 find_moveable_store, compute_store_table, load_kills_store, find_loads,
2087 store_killed_in_insn, store_killed_after, store_killed_before,
2088 build_store_vectors, insert_insn_start_basic_block, insert-store,
2089 remove_reachable_equiv_notes, replace_store_insn, delete_store,
2090 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
2091 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
2092 * store-motion.c: ...new file. Also copy data structures from gcse.c
2093 and clean up to remove parts not used by store motion.
2094 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
2095 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
2097 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2100 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
2101 when optimizing for size.
2103 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
2105 * gcse.c (gcse_constant_p): Fix typo in last change.
2107 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
2109 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
2111 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
2113 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
2115 2009-04-29 James E. Wilson <wilson@codesourcery.com>
2117 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
2118 CONST_HIGH_PART result.
2120 2009-04-29 Anatoly Sokolov <aesok@post.ru>
2122 * config/avr/avr.c (initial_elimination_offset): Rename to
2123 avr_initial_elimination_offset.
2124 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
2125 change return type to bool.
2126 (avr_can_eliminate): New function.
2127 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
2128 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
2129 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
2130 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
2131 avr_initial_elimination_offset.
2132 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
2133 (avr_initial_elimination_offset): Define.
2135 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
2136 Steven Bosscher <steven@gcc.gnu.org>
2138 PR rtl-optimization/39938
2139 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
2140 * cfgrtl.c: Include insn-attr.h.
2141 (rest_of_pass_free_cfg): New function.
2142 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
2143 * resource.c (init_resource_info): Remove call to df_analyze.
2145 2009-04-29 Richard Guenther <rguenther@suse.de>
2148 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
2149 allow conversion to signed integers.
2151 2009-04-29 Richard Guenther <rguenther@suse.de>
2153 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
2154 shifts of floating point vectors if the shift amount is
2155 a constant multiple of the element size.
2157 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
2158 Michael Matz <matz@suse.de>
2162 * tree-outof-ssa.c (emit_partition_copy): New function.
2163 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2164 insert_part_to_rtx_on_edge): Perform the partition base var
2165 copy using emit_partition_copy.
2166 (insert_value_copy_on_edge): Convert constants to the right mode.
2167 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
2168 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
2170 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2172 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
2173 scan backwards to try to find a constant to initialize it.
2175 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
2176 insn before the loop_end instruction, don't look past labels.
2178 2009-04-29 Richard Guenther <rguenther@suse.de>
2181 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2182 loose type conversions.
2183 (forward_propagate_addr_expr): Fix tuplification bug. Remove
2184 stmts only if there are no uses of its definition.
2186 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2188 * config/bfin/bfin.h (splitting_loops): Declare.
2189 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
2190 Reorder bit definitions to be ascending.
2191 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
2192 * config/bfin/bfin.c (splitting_loops): New variable.
2193 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
2194 (struct loop_info): Remove members INIT and LOOP_INIT.
2195 (bfin_optimize_loop): Don't set them. Reorder the code that generates
2196 the LSETUP sequence. Allow LC to be loaded from any register, but
2197 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
2198 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
2200 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
2201 of reload_completed.
2204 * config/bfin/bfin.md (movsi_insn): Refine constraints.
2206 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
2208 * Makefile.in (PLUGIN_VERSION_H): New.
2209 (OBJS-common): Remove plugin-version.o.
2210 (plugin.o): Depend on (PLUGIN_VERSION_H).
2211 (plugin-version.o): Remove.
2212 * configure: Regenerate
2213 * configure.ac: Create plugin-version.h.
2214 * gcc-plugin.h (plugin_gcc_version): Remove.
2215 (plugin_default_version_check): Change signature.
2216 * plugin-version.c: Remove.
2217 * plugin.c: Include plugin-version.h.
2218 (str_plugin_gcc_version_name): Remove.
2219 (try_init_one_plugin): Pass gcc version to plugin_init.
2220 (plugin_default_version_check): Both gcc and plugin versions are now
2223 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2225 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
2226 problematic last insns. Test for TYPE_CALL rather than CALL_P.
2227 Remove special case testing for last insn of inner loops. Don't fail
2228 if the loop ends with a jump, emit an extra nop instead.
2230 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
2231 DREGS rather than comparing directly. Remove code that tries to
2232 account for latencies.
2234 2009-04-29 Richard Guenther <rguenther@suse.de>
2236 PR tree-optimization/39941
2237 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
2238 eliminating an indirect call.
2240 2009-04-29 Richard Guenther <rguenther@suse.de>
2242 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
2243 parameter. Allow invariants as base if !require_lvalue.
2244 (verify_gimple_assign_single): Adjust.
2246 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2248 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
2249 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
2250 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
2251 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
2252 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
2254 * config/bfin/bfin.c (bfin_expand_builtin,
2255 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
2257 2009-04-28 Richard Guenther <rguenther@suse.de>
2259 * tree-vect-loop.c (get_initial_def_for_induction): Use
2260 correct types for pointer increment.
2262 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2264 * toplev.c (print_version): Update GMP version string calculation.
2266 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
2268 PR rtl-optimization/39938
2269 * resource.c (init_resource_info): Add call to df_analyze.
2271 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2273 * config/alpha/alpha.md (usegp): Cast the result of
2274 alpha_find_lo_sum_using_gp to enum attr_usegp.
2275 * config/alpha/alpha.c (override_options): Remove end-of-structure
2276 marker element from cpu_table. Use array size of cpu_table to handle
2277 -mcpu and -mtune options.
2278 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
2280 2009-04-28 Joseph Myers <joseph@codesourcery.com>
2282 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
2283 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
2284 tune_32 and tune_64.
2285 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2287 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
2288 * config/rs6000/option-defaults.h: ... here. New file.
2289 (OPT_64, OPT_32): Define.
2290 (MASK_64BIT): Define to 0 if not already defined.
2291 (OPT_ARCH64, OPT_ARCH32): Define.
2292 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
2295 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2297 * config/arm/arm.c (arm_override_options): Emit error on using
2300 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2302 PR rtl-optimization/39914
2303 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
2304 registers for allocnos created from user-defined variables only
2305 when not optimizing.
2307 2009-04-28 Richard Guenther <rguenther@suse.de>
2310 * fold-const.c (fold_binary): Use distribute_real_division only
2313 2009-04-28 Steve Ellcey <sje@cup.hp.com>
2315 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
2316 add hpux-stdint.h to tm_file.
2317 (hppa[12]*-*-hpux11*): Ditto.
2318 (ia64*-*-hpux*): Ditto.
2319 * config/hpux-stdint.h: New.
2320 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
2321 __STDC_EXT__ for all compiles.
2322 * config/pa/pa-hpux.h: Ditto.
2323 * config/pa/pa-hpux10.h: Ditto.
2324 * config/pa/pa-hpux11.h: Ditto.
2326 2009-04-28 Catherine Moore <clm@codesourcery.com>
2328 * debug.h (set_name): Add comment.
2330 2009-04-28 Andrew Pinski <pinskia@gmail.com>
2333 * config/darwin.c (machopic_gen_offset): Check
2334 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
2335 * config/arm/arm.c (require_pic_register): Likewise.
2337 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
2339 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
2340 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
2341 m32c_promote_prototypes): Delete.
2343 2009-04-28 Michael Matz <matz@suse.de>
2346 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
2349 2009-04-28 Richard Guenther <rguenther@suse.de>
2351 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
2353 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2355 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
2356 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
2357 * config/arm/arm-tune.md: Regenerate.
2359 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
2361 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
2362 block if there are complex incoming edges.
2363 (sel_merge_blocks): Remove useless assert.
2364 (sel_redirect_edge_and_branch): Check that edge was redirected.
2365 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
2366 (sel_find_rgns): Delete declaration.
2367 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
2368 the region when it is not a preheader.
2370 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2373 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
2375 2009-04-28 Richard Guenther <rguenther@suse.de>
2377 * tree.h (SSA_NAME_VALUE): Remove.
2378 (struct tree_ssa_name): Remove value_handle member.
2379 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
2380 array for jump threading.
2381 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
2383 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
2384 * tree-flow.h (threadedge_initialize_values): Declare.
2385 (threadedge_finalize_values): Likewise.
2386 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
2387 (SSA_NAME_VALUE): Define.
2388 (threadedge_initialize_values): New function.
2389 (threadedge_finalize_values): Likewise.
2390 * tree-ssa-dom.c (ssa_name_values): New global variable.
2391 (SSA_NAME_VALUE): Define.
2392 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
2394 2009-04-28 Ira Rosen <irar@il.ibm.com>
2396 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
2397 Use REPORT_VECTORIZED_LOCATIONS instead
2398 REPORT_VECTORIZED_LOOPS.
2399 * tree-vectorizer.c (vect_verbosity_level): Make static.
2400 (vect_loop_location): Rename to vect_location.
2401 (vect_set_verbosity_level): Update comment.
2402 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
2404 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
2405 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
2406 instead REPORT_UNVECTORIZED_LOOPS.
2407 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
2408 and vect_loop_def to vect_external_def and vect_internal_def.
2409 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
2410 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
2411 REPORT_UNVECTORIZED_LOCATIONS.
2412 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
2413 and vect_used_in_loop and to vect_unused_in_scope and
2415 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
2416 (vect_verbosity_level): Remove declaration.
2417 (vect_analyze_operations): Likewise.
2418 (vect_analyze_stmt): Declare.
2419 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
2420 REPORT_UNVECTORIZED_LOCATIONS.
2421 (vect_get_loop_niters): Fix indentation.
2422 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
2423 (vect_analyze_loop_operations): New function.
2424 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
2425 vect_analyze_operations.
2426 (vect_is_simple_reduction): Use new names.
2427 (vectorizable_live_operation, vect_transform_loop): Likewise.
2428 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
2429 to specify whether the data references can be a part of interleaving
2431 (vect_analyze_data_ref_dependence): Use new names.
2432 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
2433 (vect_create_addr_base_for_vector_ref): Remove redundant code.
2434 * tree-vect-patterns.c (widened_name_p): Use new names.
2435 (vect_recog_dot_prod_pattern): Likewise.
2436 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
2437 (process_use, vect_mark_stmts_to_be_vectorized,
2438 vect_model_simple_cost, vect_model_store_cost,
2439 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
2440 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2441 vectorizable_operation, vectorizable_type_demotion,
2442 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
2443 vectorizable_condition): Likewise.
2444 (vect_analyze_operations): Split into vect_analyze_loop_operations
2446 (vect_analyze_stmt): ... new function.
2447 (new_stmt_vec_info): Use new names.
2448 (vect_is_simple_use): Use new names and fix comment.
2449 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
2450 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
2452 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2455 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
2456 and integer modes for x87 operands. Do not ICE for unsupported size,
2457 generate error instead. Generate error for unsupported operand types.
2458 ['z']: Do not handle HImode memory operands specially. Warning
2459 for floating-point operands. Fallthru to 'Z' for unsupported operand
2460 types. Do not ICE for unsupported size, generate error instead.
2461 (output_387_binary_op): Use %Z to output operands.
2462 (output_fp_compare): Ditto.
2463 (output_387_reg_move): Ditto.
2465 2009-04-28 Ben Elliston <bje@au.ibm.com>
2470 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2472 * builtins.c (c_strlen): Do not warn here.
2473 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
2474 * c-common.c (pointer_int_sum): Take an explicit location.
2475 Warn about offsets out of bounds.
2476 * c-common.h (pointer_int_sum): Adjust declaration.
2478 2009-04-27 Ian Lance Taylor <iant@google.com>
2480 * collect2.c (is_ctor_dtor): Change type of ret field in struct
2482 * dce.c (run_fast_df_dce): Change type of old_flags to int.
2483 * df-core.c (df_set_flags): Change return type to int. Change
2484 type of old_flags to int.
2485 (df_clear_flags): Likewise.
2486 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
2487 (df_get_conditional_uses): Likewise.
2488 * df.h (df_set_flags, df_clear_flags): Update declarations.
2489 * dwarf2out.c (struct indirect_string_node): Change type of form
2490 field to enum dwarf_form.
2491 (AT_string_form): Change return type to enum dwarf_form.
2492 * fixed-value.c (fixed_compare): Add cast to enum type.
2493 * fwprop.c (update_df): Change 0 to VOIDmode.
2494 * gensupport.c: Change 0 to UNKNOWN.
2495 * gimple.h (gimple_cond_code): Add cast to enum type.
2496 * haifa-sched.c (reemit_notes): Add cast to enum type.
2497 * hooks.c (hook_int_void_no_regs): Remove function.
2498 * hooks.h (hook_int_void_no_regs): Remove declaration.
2499 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
2500 * predict.c (combine_predictions_for_insn): Add casts to enum type.
2501 * real.c (real_arithmetic): Add cast to enum type.
2502 (real_compare): Likewise.
2503 * target.h (struct gcc_target): Change return type of
2504 branch_target_register_class to enum reg_class.
2505 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
2506 default_branch_target_register_class.
2507 * targhooks.c (default_branch_target_register_class): New function.
2508 * targhooks.h (default_branch_target_register_class): Declare.
2509 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
2510 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
2512 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
2514 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
2515 vect_uninitialized_def. Change 0 to ERROR_MARK.
2516 * tree-vect-stmts.c (supportable_widening_operation): Don't
2517 initialize icode1 and icode2.
2518 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
2519 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
2521 (cmn_err_flag_specs): Change 0 to STD_C89.
2522 (cmn_err_char_table): Likewise.
2523 * config/arm/arm.c (get_arm_condition_code): Change type of code
2524 to enum arm_cond_code.
2525 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
2526 (IWMMXT_BUILTIN2): Likewise.
2527 (neon_builtin_type_bits): Don't define typedef.
2528 (neon_builtin_datum): Change type of bits field to int.
2529 (arm_expand_neon_args): Add cast to enum type.
2530 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
2532 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
2534 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
2536 * config/mips/mips.md (jal_macro): Return enum constant.
2537 (single_insn): Likewise.
2538 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
2540 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2542 * config/s390/s390.c (s390_tune_flags): Change type to int.
2543 (s390_arch_flags): Likewise.
2544 (s390_handle_arch_option): Change flags field of struct pta to int.
2545 * config/s390/s390.h (s390_tune_flags): Update declaration.
2546 (s390_arch_flags): Likewise.
2547 * config/sh/sh.c (prepare_move_operands): Compare
2548 tls_symbolic_operand result with enum constant.
2549 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
2550 (sh_expand_prologue): Add cast to enum type.
2551 (sh_expand_epilogue): Likewise.
2552 (tls_symbolic_operand): Change return type to enum tls_model.
2553 (fpscr_set_from_mem): Add cast to enum type.
2554 (legitimize_pic_address): Compare tls_symbolic_operand result with
2556 (sh_target_reg_class): Change return type to enum reg_class.
2557 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
2559 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
2560 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
2561 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
2562 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
2563 (delayed_branch, tls_call_delay): Likewise.
2564 (eligible_for_sibcall_delay): Likewise.
2565 (eligible_for_return_delay): Likewise.
2566 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
2567 (spu_expand_builtin_1): Likewise.
2569 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
2570 for all types of conversions.
2571 (output_init_element): Issue -Wc++-compat warning if needed when
2572 initializing a bitfield with enum type.
2573 * c-parser.c (c_parser_expression): Set original_type to
2574 original_type of right hand operand of comman operator.
2576 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2578 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
2580 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
2581 * doc/cpp.texi (Standard Predefined Macros)
2582 (Implementation-defined behavior): Likewise.
2583 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
2584 * doc/gimple.texi (GIMPLE Exception Handling)
2585 (@code{GIMPLE_ASSIGN}): Likewise.
2586 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
2587 * doc/invoke.texi (Warning Options, Optimize Options)
2588 (AVR Options, Darwin Options): Likewise.
2589 (Optimize Options): Reformulate -fwhole-program description.
2590 * doc/loop.texi (Lambda): Likewise.
2591 * doc/md.texi (Output Template, Define Constraints)
2592 (Standard Names, Insn Splitting): Likewise.
2593 * doc/options.texi (Option properties): Likewise.
2594 * doc/passes.texi (Tree-SSA passes): Likewise.
2595 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
2596 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
2597 (File Names and DBX): Likewise.
2598 * doc/trouble.texi (Incompatibilities): Likewise.
2600 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2602 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
2603 instruction is correct.
2605 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2607 Allow non-constant arguments to conversion intrinsics.
2608 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
2609 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
2610 * spu.c (print_operand): Handle 'v' and 'w'.
2611 (exp2_immediate_p, spu_gen_exp2): Define.
2612 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
2613 spu_convtf_1): Update parameter descriptions.
2614 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
2615 * constraints.md ('v', 'w'): New.
2616 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
2618 (i2f, I2F): New define_mode_attr.
2619 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
2620 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
2621 fixuns_truncv4sfv4si2): Update to use mode attribute.
2622 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
2623 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
2624 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
2625 patterns for combine.
2627 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
2629 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
2630 (cprop, hoist, pre, store_motion): New debug counters.
2631 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
2632 is not an RTL pass anymore.
2633 (pass_profiling): Remove extern decl for pass removed in 2005.
2634 (pass_gcse, pass_jump_bypass): Remove.
2635 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
2636 to 0 for clean state.
2637 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
2638 * cse.c (gate_handle_cse_after_global_opts,
2639 rest_of_handle_cse_after_global_opts): New functions.
2640 (pass_cse_after_global_opts): New pass, does local CSE.
2641 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
2642 (TV_CPROP): New timevar.
2643 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
2644 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
2645 (gcse_main, recompute_all_luids): Remove.
2646 (compute_hash_table_work): Call max_reg_num instead of reading
2648 (cprop_jump): Don't set run_jump_opt_after_gcse.
2649 (constprop_register): Always allow to alter jumps.
2650 (cprop_insn): Likewise.
2651 (do_local_cprop): Likewise.
2652 (local_cprop_pass): Likewise. Return non-zero if something changed.
2653 (cprop): Remove function, fold interesting bits into one_cprop_pass.
2654 (find_implicit_sets): Add note about missed optimization opportunity.
2655 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
2656 pass_rtl_cprop execute function.
2657 Don't bother tracking the pass number, each pass gets its own dumpfile
2659 Always allow to alter jumpsand bypass jumps.
2660 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
2661 will just find no suitable set.
2662 (pre_edge_insert): Fix dumping, this function is for PRE only.
2663 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
2664 pass_rtl_pre execute function.
2665 (hoist_code): Return non-zero if something changed. Keep track of
2666 substitutions and insertions for statistics gathering similar to PRE.
2667 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
2668 called from the pass_rtl_hoist execute function. Show pass statistics.
2669 (compute_store_table): Use max_reg_num directly instead of using the
2670 formerly global max_gcse_regno.
2671 (build_store_vectors): Likewise.
2672 (replace_store_insn): Fix dumping.
2673 (store_motion): Rename to ...
2674 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
2675 pass, called from the pass_rtl_store_motion execute function. Keep
2676 track of substitutions and insertions for statistics gathering similar
2678 (bypass_jumps): Remove, fold interesting bits into ...
2679 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
2680 from the pass_rtl_cprop execute function.
2681 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
2682 pass_jump_bypass): Remove.
2683 (gate_handle_gcse, rest_of_handle_gcse): Remove.
2684 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
2685 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
2686 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
2687 (gate_rtl_store_motion, execute_rtl_store_motion,
2688 pass_rtl_store_motion): New.
2689 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
2690 make it clear that -fcse-skip-blocks is a no-op for backward compat.
2691 * passes.c (init_optimization_passes): Remove pass_gcse and
2692 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
2693 and cse_after_global_opts in place of pass_gcse. Schedule cprop
2694 instead of pass_jump_bypass.
2696 2009-04-27 Richard Guenther <rguenther@suse.de>
2699 * gimplify.c (gimplify_expr): If we are required to create
2700 a temporary make sure it ends up as register.
2702 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
2705 * config/i386/i386.c (construct_container): Don't call
2706 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
2707 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
2709 2009-04-27 Michael Matz <matz@suse.de>
2711 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
2712 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
2713 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
2714 (dump_replaceable_exprs): Take a bitmap.
2715 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
2717 (expand_gimple_basic_block): Likewise.
2718 * tree-ssa-ter.c (struct temp_expr_table_d): Make
2719 replaceable_expressions member a bitmap.
2720 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
2721 (mark_replaceable): Likewise.
2722 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
2723 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
2725 2009-04-27 Richard Guenther <rguenther@suse.de>
2727 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
2728 (verify_stmts): Dispatch to gimple/type verification code.
2729 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
2730 issue with call argument types.
2732 2009-04-27 Michael Matz <matz@suse.de>
2734 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
2735 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
2738 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
2739 Eric Botcazou <ebotcazou@adacore.com>
2741 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
2742 a label's basic block.
2743 (mark_target_live_regs): Tidy and rework obsolete comments.
2744 Change back DF problem to LIVE. If a label starts a basic block,
2745 assume that all registers that used to be live then still are.
2746 (init_resource_info): If a label starts a basic block, set its
2747 BLOCK_FOR_INSN accordingly.
2748 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
2750 2009-04-27 Richard Guenther <rguenther@suse.de>
2752 * tree-flow-inline.h (function_ann): Remove.
2753 (get_function_ann): Likewise.
2754 * tree-dfa.c (create_function_ann): Remove.
2755 * tree-flow.h (struct static_var_ann_d): Remove.
2756 (struct function_ann_d): Likewise.
2757 (union tree_ann_d): Remove fdecl member.
2758 (function_ann_t): Remove.
2759 (function_ann, get_function_ann, create_function_ann): Remove
2762 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
2764 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
2766 2009-04-27 Jan Hubicka <jh@suse.cz>
2768 * ipa-pure-const.c (struct funct_state_d): New fields
2769 state_previously_known, looping_previously_known; remove
2770 state_set_in_source.
2771 (analyze_function): Use new fields.
2772 (propagate): Avoid assumption that state_set_in_source imply
2775 * tree-ssa-loop-niter.c (finite_loop_p): New function.
2776 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
2777 * cfgloop.h (finite_loop_p): Declare.
2779 2009-04-26 Michael Matz <matz@suse.de>
2781 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
2783 2009-04-26 Michael Matz <matz@suse.de>
2785 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
2786 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
2787 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
2788 pass_mark_used_blocks): Remove.
2789 * tree-optimize.c (pass_free_datastructures,
2790 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
2791 * passes.c (init_optimization_passes): Don't call
2792 pass_mark_used_blocks, remove dead code.
2794 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
2796 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
2797 * tree-ssa-live.h (register_ssa_partition): Likewise.
2799 2009-04-26 Michael Matz <matz@suse.de>
2802 * builtins.c (fold_builtin_next_arg): Handle SSA names.
2803 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
2804 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
2806 (compare_pairs): Swap cost comparison.
2807 (coalesce_ssa_name): Don't use change_partition_var.
2808 * tree-nrv.c (struct nrv_data): Add modified member.
2809 (finalize_nrv_r): Set it.
2810 (tree_nrv): Use it to update statements.
2811 (pass_nrv): Require PROP_ssa.
2812 * tree-mudflap.c (mf_decl_cache_locals,
2813 mf_build_check_statement_for): Use make_rename_temp.
2814 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
2815 * alias.c (find_base_decl): Handle SSA names.
2816 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
2817 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
2818 * rtl.h (set_reg_attrs_for_parm): Declare.
2819 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
2820 to "optimized", remove unused locals at finish.
2821 (execute_free_datastructures): Make global, call
2822 delete_tree_cfg_annotations.
2823 (execute_free_cfg_annotations): Don't call
2824 delete_tree_cfg_annotations.
2826 * ssaexpand.h: New file.
2827 * expr.c (toplevel): Include ssaexpand.h.
2828 (expand_assignment): Handle SSA names the same as register variables.
2829 (expand_expr_real_1): Expand SSA names.
2830 * cfgexpand.c (toplevel): Include ssaexpand.h.
2831 (SA): New global variable.
2832 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
2833 (SSAVAR): New macro.
2834 (set_rtl): New helper function.
2835 (add_stack_var): Deal with SSA names, use set_rtl.
2836 (expand_one_stack_var_at): Likewise.
2837 (expand_one_stack_var): Deal with SSA names.
2838 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
2839 before unique numbers.
2840 (expand_stack_vars): Use set_rtl.
2841 (expand_one_var): Accept SSA names, add asserts for them, feed them
2842 to above subroutines.
2843 (expand_used_vars): Expand all partitions (without default defs),
2844 then only the local decls (ignoring those expanded already).
2845 (expand_gimple_cond): Remove edges when jumpif() expands an
2847 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
2848 or remove abnormal edges. Ignore insns setting the LHS of a TERed
2850 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
2851 members of SA; deal with PARM_DECL partitions here; expand
2852 all PHI nodes, free tree datastructures and SA. Commit instructions
2853 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
2854 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
2855 info and statements at start, collect garbage at finish.
2856 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
2857 (VAR_ANN_PARTITION) Remove.
2858 (change_partition_var): Don't declare.
2859 (partition_to_var): Always return SSA names.
2860 (var_to_partition): Only accept SSA names.
2861 (register_ssa_partition): Only check argument.
2862 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
2864 (delete_var_map): Don't free it.
2865 (var_union): Only accept SSA names, simplify.
2866 (partition_view_init): Mark only useful SSA names as used.
2867 (partition_view_fini): Only deal with SSA names.
2868 (change_partition_var): Remove.
2869 (dump_var_map): Use ssa_name instead of partition_to_var member.
2870 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
2872 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
2873 (struct _elim_graph): New member const_dests; nodes member vector of
2875 (set_location_for_edge): New static helper.
2876 (create_temp): Remove.
2877 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
2878 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
2879 (new_elim_graph): Allocate const_dests member.
2880 (clean_elim_graph): Truncate const_dests member.
2881 (delete_elim_graph): Free const_dests member.
2882 (elim_graph_size): Adapt to new type of nodes member.
2883 (elim_graph_add_node): Likewise.
2884 (eliminate_name): Likewise.
2885 (eliminate_build): Don't take basic block argument, deal only with
2886 partition numbers, not variables.
2887 (get_temp_reg): New static helper.
2888 (elim_create): Use it, deal with RTL temporaries instead of trees.
2889 (eliminate_phi): Adjust all calls to new signature.
2890 (assign_vars, replace_use_variable, replace_def_variable): Remove.
2891 (rewrite_trees): Only do checking.
2892 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
2893 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
2894 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
2895 contains_tree_r, MAX_STMTS_IN_LATCH,
2896 process_single_block_loop_latch, analyze_edges_for_bb,
2897 perform_edge_inserts): Remove.
2898 (expand_phi_nodes): New global function.
2899 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
2900 functions, initialize new parameter, remember partitions having a
2902 (finish_out_of_ssa): New global function.
2903 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
2904 don't reset in_ssa_p here, don't disable TER when mudflap.
2905 (pass_del_ssa): Remove.
2906 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
2908 (execute_free_datastructures): Declare.
2909 * Makefile.in (SSAEXPAND_H): New variable.
2910 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
2911 * basic-block.h (commit_one_edge_insertion): Declare.
2912 * passes.c (init_optimization_passes): Move pass_nrv and
2913 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
2914 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
2915 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
2916 (redirect_branch_edge): Deal with super block when expanding, split
2917 out jump patching itself into ...
2918 (patch_jump_insn): ... here, new static helper.
2920 2009-04-26 Michael Matz <matz@suse.de>
2922 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
2923 beyond num_ssa_names.
2924 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
2925 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
2927 2009-04-26 Jakub Jelinek <jakub@redhat.com>
2930 * fwprop.c (forward_propagate_asm): New function.
2931 (forward_propagate_and_simplify): Propagate also into __asm, if it
2932 doesn't increase the number of referenced registers.
2935 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
2937 2009-04-26 Jakub Jelinek <jakub@redhat.com>
2939 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
2940 note_nonlocal_vla_type for nonlocal VLAs.
2941 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
2942 contains_remapped_vars, remap_vla_decls): New functions.
2943 (convert_nonlocal_reference_stmt): If not optimizing, call
2944 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
2945 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
2946 if it wasn't found in var_map.
2947 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
2948 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
2949 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
2951 * gimplify.c (nonlocal_vlas): New variable.
2952 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
2954 (gimplify_body): Create and destroy nonlocal_vlas.
2956 * dwarf2out.c (loc_descr_plus_const): New function.
2957 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
2958 mem_loc_descriptor, loc_descriptor_from_tree_1,
2959 descr_info_loc, gen_variable_die): Use it.
2961 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
2962 !TREE_STATIC VAR_DECLs.
2963 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
2964 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
2965 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
2966 DECL_BY_REFERENCE is valid.
2967 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
2968 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
2969 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
2970 Copy DECL_BY_REFERENCE.
2971 (struct nesting_copy_body_data): New type.
2972 (nesting_copy_decl): New function.
2973 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
2974 if they have variable length.
2976 2009-04-26 Michael Matz <matz@suse.de>
2978 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
2979 mark new temporaries for renaming.
2981 2009-04-26 Joseph Myers <joseph@codesourcery.com>
2984 * c-decl.c (global_bindings_p): Return negative value.
2985 (c_variable_size): New. Based on variable_size from
2987 (grokdeclarator): Call c_variable_size not variable_size.
2989 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
2991 * config/i386/i386.c (print_operand) ['z']: Fix typo.
2993 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
2995 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
2996 Redefine it to just use mingw/include.
2997 (ASM_SPEC): Rules for -m32 and -m64.
2998 (LINK_SPEC): Use Likewise.
2999 (SPEC_32): New define.
3000 (SPEC_64): Likewise.
3001 (SUB_LINK_SPEC): Likewise.
3002 (MULTILIB_DEFAULTS): New define.
3003 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
3004 Add multilib options.
3005 (MULTILIB_DIRNAMES): Likewise.
3006 (MULTILIB_OSDIRNAMES): Likewise.
3008 (INSTALL_LIBGCC): Likewise.
3010 2009-04-26 Joseph Myers <joseph@codesourcery.com>
3013 * c-tree.h (enum c_inline_static_type): New.
3014 (record_inline_static): Declare.
3015 * c-decl.c (struct c_inline_static, c_inline_statics,
3016 record_inline_static, check_inline_statics): New.
3017 (pop_file_scope): Call check_inline_statics.
3018 (start_decl): Call record_inline_static instead of pedwarning
3019 directly for static in inline function.
3020 * c-typeck.c (build_external_ref): Call record_inline_static
3021 instead of pedwarning directly for static referenced in inline
3024 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
3026 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
3027 not new but only being rescanned.
3028 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
3029 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
3030 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
3031 record_set_info, compute_set, grealloc): Remove.
3032 (recompute_all_luids): New function.
3033 (gcse_main): Don't compute sets, and don't do related memory
3034 allocations/free-ing. If something changed before the end of the
3035 pass, update LUIDs using recompute_all_luids.
3036 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
3037 (free_gcse_mem): Don't free it either.
3038 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
3039 Use the df insn LUIDs.
3040 (load_killed_in_block): Likewise.
3041 (compute_hash_table_work): Don't compute reg_set_in_block.
3042 (compute_transp): Use DF_REG_DEF_CHAINs.
3043 (local_cprop_pass): Don't use compute_sets and related functions.
3044 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
3045 Use get_max_uid() instead of max_cuid.
3046 (insert_insn_end_basic_block, pre_insert_copy_insn,
3047 update_ld_motion_stores): Don't try to
3048 keep reg_set tables up to date.
3049 (pre_insert_copies): Use df insn LUIDs.
3050 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
3051 (reg_set_info): Don't use extra bitmap argument.
3052 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
3053 information to compute regs_set_in_block.
3054 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
3055 (bypass_jumps): Don't use compute_sets and friends.
3057 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3060 * opts.c (undocumented_msg): Do not leave blank even with
3063 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3065 * c-decl.c (build_enumerator): Allow values folding to integer
3066 constants but not integer constant expressions with a pedwarn if
3069 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3072 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
3073 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
3074 type is an integer constant.
3076 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
3079 * config/i386/i386.c (print_operand) ['z']: Revert handling of
3082 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3085 * c-decl.c (grokdeclarator): Diagnose declarations of functions
3086 with variably modified return type and no storage class
3087 specifiers, except for the case of nested functions. Distinguish
3088 extern declarations of functions with variably modified return
3089 types from those of objects with variably modified types.
3091 2009-04-25 Jan Hubicka <jh@suse.cz>
3093 * tree.c (list_equal_p): New function.
3094 * tree.h (list_equal_p): Declare.
3095 * coretypes.h (edge_def, edge, const_edge, basic_block_def
3096 basic_block_def, basic_block, const_basic_block): New.
3097 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
3098 (redirect_eh_edge): New function.
3099 (make_eh_edge_update_phi): EH edges are not abnormal.
3100 * except.c: Include tree-flow.h.
3101 (list_match): New function.
3102 (eh_region_replaceable_by_p): New function.
3103 (replace_region): New function.
3104 (hash_type_list): New function.
3105 (hash_eh_region): New function.
3106 (eh_regions_equal_p): New function.
3107 (merge_peers): New function.
3108 (remove_unreachable_regions): Verify EH tree when checking;
3110 (copy_eh_region_1): New function.
3111 (copy_eh_region): New function.
3112 (push_reachable_handler): New function.
3113 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
3114 regions without label but with live RESX.
3115 * except.h (redirect_eh_edge_to_label): New.
3116 * tree-flow.h (redirect_eh_edge): New.
3117 * coretypes.h (edge_def, edge, const_edge, basic_block_def
3118 basic_block_def, basic_block, const_basic_block): Remove.
3119 * Makefile.in (except.o): Add dependency on tree-flow.h
3120 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
3121 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
3124 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
3127 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
3128 on the destination of memcpy.
3130 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
3132 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
3133 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
3134 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
3136 2009-04-25 Jan Hubicka <jh@suse.cz>
3138 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
3139 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
3140 to be reached by different label than left.
3141 (update_eh_edges): Update comment; remove edge_to_remove if possible
3142 and return true if suceeded.
3143 (cleanup_empty_eh): Accept sharing map; handle shared regions.
3144 (cleanup_eh): Compute sharing map.
3145 * except.c (remove_eh_handler_and_replace): Add argument if we should
3147 (remove_unreachable_regions): Update for label sharing.
3148 (label_to_region_map): Likewise.
3149 (get_next_region_sharing_label): New function.
3150 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
3152 (remove_eh_handler): Update.
3153 (remove_eh_region_and_replace_by_outer_of): New function.
3154 * except.h (struct eh_region): Add next_region_sharing_label.
3155 (remove_eh_region_and_replace_by_outer_of,
3156 get_next_region_sharing_label): Declare.
3157 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
3159 2009-04-25 Jan Hubicka <jh@suse.cz>
3161 * tree-cfg.c (split_critical_edges): Split also edges where we can't
3162 insert code even if they are not critical.
3164 2009-04-25 Jan Hubicka <jh@suse.cz>
3166 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
3167 (gimple_can_remove_branch_p): EH edges won't remove branch by
3169 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
3170 updating of non-abnormal EH edges.
3171 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
3172 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
3173 (split_critical_edges): Split also edges where emitting code on them
3174 will lead to splitting later.
3176 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
3177 H.J. Lu <hongjiu.lu@intel.com>
3180 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
3181 the configured assembler supports fildq and fistpq mnemonics.
3182 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
3183 * configure: Regenerated.
3186 * config/i386/i386.c (print_operand): Handle 'Z'.
3187 ['z']: Remove handling of special fild/fist suffixes.
3188 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
3189 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
3190 suffix of fild insn.
3191 (*floatsi<mode>2_vector_mixed): Ditto.
3192 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
3193 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
3194 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3195 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
3196 * config/i386/gas.h (GAS_MNEMONICS): Remove.
3198 2009-04-25 Ben Elliston <bje@au.ibm.com>
3200 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
3201 the source of a set operation.
3203 2009-04-25 Anatoly Sokolov <aesok@post.ru>
3205 * target.h (struct gcc_target): Add case_values_threshold field.
3206 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
3207 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
3208 * targhooks.c (default_case_values_threshold): New function.
3209 * targhooks.h (default_case_values_threshold): Declare function.
3210 * stmt.c (expand_case): Use case_values_threshold target hook.
3211 * expr.h (case_values_threshold): Remove declartation.
3212 * expr.c (case_values_threshold): Remove function.
3213 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
3215 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
3216 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3217 (avr_case_values_threshold): Declare as static.
3218 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
3220 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
3221 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3222 (mn10300_case_values_threshold): New function.
3224 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3226 * ira.c (setup_cover_and_important_classes): Add enum cast.
3228 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
3230 * genpreds.c (write_enum_constraint_num): Output definition of
3231 CONSTRAINT_NUM_DEFINED_P macro.
3232 * ira.c (setup_cover_and_important_classes): Use
3233 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
3235 2009-04-24 DJ Delorie <dj@redhat.com>
3237 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
3238 __SH2A_SINGLE_ONLY__ also.
3240 2009-04-24 Steve Ellcey <sje@cup.hp.com>
3242 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
3243 (movdf_internal): Ditto.
3244 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
3245 SFmode and DFmode constants.
3246 (ia64_print_operand): Add 'G' format for printing
3247 floating point constants.
3249 2009-04-24 Richard Guenther <rguenther@suse.de>
3251 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
3252 from unsigned additions.
3254 2009-04-24 Joseph Myers <joseph@codesourcery.com>
3256 * c-typeck.c (set_init_index): Allow array designators that are
3257 not integer constant expressions with a pedwarn if pedantic.
3259 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3261 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
3262 zero if no overlap in nonzero bits between the operands.
3264 2009-04-24 Ian Lance Taylor <iant@google.com>
3266 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
3267 (record_dead_and_set_regs): Likewise.
3268 * df.h (struct df_mw_hardreg): Change flags field to int.
3269 (struct df_base_ref): Likewise.
3270 (struct df): Change changeable_flags field to int.
3271 * df-scan.c (df_defs_record): Change clobber_flags to int.
3272 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
3273 constants rather than #define macros.
3274 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
3275 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
3276 (enum dwarf_calling_convention): Likewise.
3277 (enum dwarf_line_number_x_ops): Likewise.
3278 (enum dwarf_call_frame_info): Likewise.
3279 (enum dwarf_source_language): Likewise.
3280 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
3281 (add_calling_convention_attribute): Likewise.
3282 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
3283 (combine_comparisons): Change compcode to int. Add cast to enum type.
3284 * genrecog.c (maybe_both_true_2): Change c to int.
3285 (write_switch): Likewise. Add cast to enum type.
3286 * gimplify.c (gimplify_omp_for): Handle return values from
3287 gimplify_expr using MIN rather than bitwise or.
3288 (gimplify_expr): Add cast to enum type.
3289 * ipa-prop.c (update_jump_functions_after_inlining): Change
3290 IPA_BOTTOM to IPA_JF_UNKNOWN.
3291 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
3292 Add casts to enum type.
3293 (setup_cover_and_important_classes): Change cl to int. Add casts
3295 (setup_class_translate): Change cl and mode to int.
3296 (ira_init_once): Change mode to int.
3297 (free_register_move_costs): Likewise.
3298 (setup_prohibited_mode_move_regs): Add casts to enum type.
3299 * langhooks.c (add_builtin_function_common): Rework assertion that
3300 value fits bitfield.
3301 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
3302 * omega.c (omega_do_elimination): Avoid math on enum types.
3303 * optabs.c (expand_vec_shift_expr): Remove casts to int.
3304 * opts.c (set_debug_level): Change 2 to enum constant. Use new
3305 int local to handle integral_argment value.
3306 * regmove.c (try_auto_increment): Change PUT_MODE to
3308 * reload.c (push_secondary_reload): Add casts to enum type.
3309 (secondary_reload_class, find_valid_class): Likewise.
3310 * reload1.c (emit_input_reload_insns): Likewise.
3311 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
3312 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
3313 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
3315 * tree.c (build_common_builtin_nodes): Add casts to enum type.
3316 * tree-complex.c (complex_lattice_t): Typedef to int rather than
3318 (expand_complex_libcall): Add casts to enum type.
3319 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
3320 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
3321 with ERROR_MARK, not NUM_TREE_CODES.
3322 (vect_create_epilog_for_reduction): Likewise.
3323 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
3324 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
3325 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
3327 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
3328 vect_unused_in_loop. Change 0 to loop_vect.
3329 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
3330 * var-tracking.c (get_init_value): Change return type to enum
3332 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
3333 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
3335 (arm_override_options): Add casts to enum type.
3336 (arm_emit_tls_decoration): Likewise.
3337 * config/i386/i386.c (ix86_function_specific_restore): Add casts
3339 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
3340 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
3341 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
3343 * config/s390/s390.c (code_for_builtin_64): Change to array of
3345 (code_for_builtin_31): Likewise.
3346 (s390_expand_builtin): Change code_for_builtin to enum insn_code
3348 * config/sparc/sparc.c (sparc_override_options): Change value
3349 field in struct code_model to enum cmodel. In initializer change
3350 0 to NULL and add cast to enum type.
3352 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
3353 Change all callers. Issue a -Wc++-compat warning using
3354 lhs_origtype if necessary.
3355 (convert_for_assignment): Issue -Wc++-compat warnings about
3356 invalid conversions to enum type on assignment.
3357 * c-common.h (build_modify_expr): Update declaration.
3359 2009-04-24 Nick Clifton <nickc@redhat.com>
3361 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
3362 (function_arg_advance): Likewise.
3363 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
3366 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3368 * config/s390/constraints.md ('I', 'J'): Fix condition.
3370 2009-04-24 Diego Novillo <dnovillo@google.com>
3372 * gengtype-parse.c (parse_error): Add newline after message.
3374 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3376 * config/i386/sse.md (avxmodesuffixs): Removed.
3377 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
3378 (*avx_pinsr<ssevecsize>): This.
3380 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3382 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
3383 follow chains of regs with a single definition, and allow expressions
3384 that are function_invariant_p.
3385 (simple_rhs_p): Allow expressions that are function_invariant_p.
3387 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
3390 * fold-const.c (fold_cond_expr_with_comparison): When folding
3391 > and >= to MAX, make sure the MAX uses the same type as the
3392 comparison's operands.
3394 2009-04-24 Nick Clifton <nickc@redhat.com>
3396 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
3397 addressing for DImode accesses.
3398 (frv_print_operand_address): Handle PLUS case.
3399 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
3401 2009-04-24 Jakub Jelinek <jakub@redhat.com>
3403 PR rtl-optimization/39794
3404 * alias.c (canon_true_dependence): Add x_addr argument.
3405 * rtl.h (canon_true_dependence): Adjust prototype.
3406 * cse.c (check_dependence): Adjust canon_true_dependence callers.
3407 * cselib.c (cselib_invalidate_mem): Likewise.
3408 * gcse.c (compute_transp): Likewise.
3409 * dse.c (scan_reads_nospill): Likewise.
3410 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
3411 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
3412 canon_base_addr of the group, plus optional offset.
3413 (struct group_info): Rename canon_base_mem to
3415 (get_group_info): Set canon_base_addr to canon_rtx of base, not
3416 canon_rtx of base_mem.
3418 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
3420 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
3421 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
3423 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3425 * config/spu/spu-builtins.h: Delete file.
3427 * config/spu/spu.h (enum spu_builtin_type): Move here from
3429 (struct spu_builtin_description): Likewise. Add GTY marker.
3430 Do not use enum spu_function_code or enum insn_code.
3431 (spu_builtins): Add extern declaration.
3433 * config/spu/spu.c: Do not include "spu-builtins.h".
3434 (enum spu_function_code, enum spu_builtin_type_index,
3435 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
3436 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
3437 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
3438 unsigned_V2DI_type_node): Move here from spu-builtins.h.
3439 (spu_builtin_types): Make static. Add GTY marker.
3440 (spu_builtins): Add extern declaration with GTY marker.
3443 * config/spu/spu-c.c: Do not include "spu-builtins.h".
3444 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
3445 Check programmatically whether all parameters are scalar.
3447 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
3449 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
3451 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
3452 assignment from the constructor either if the target is volatile.
3454 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
3456 * config/arm/arm.md (insv): Do not share operands[0].
3458 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
3460 * config/vxlib-tls.c (active_tls_threads): Delete.
3461 (delete_hook_installed): New.
3462 (tls_delete_hook): Don't delete the delete hook.
3463 (tls_destructor): Delete it here.
3464 (__gthread_set_specific): Adjust installing the delete hook.
3465 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
3466 __gthread_leave_tsd_dtor_context.
3468 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
3470 * c-format.c (gcc_tdiag_char_table): Add support for %E.
3472 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
3474 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
3476 (alpha_rtx_costs): Ditto.
3477 (emit_unlikely_jump): Use add_reg_note.
3478 (emit_frame_store_1): Ditto.
3479 (alpha_expand_prologue): Ditto.
3480 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3481 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
3483 2009-04-23 Nick Clifton <nickc@redhat.com>
3485 * config/v850/v850.md (epilogue): Remove suppressed code.
3486 (return): Rename to return_simple and remove test of frame size.
3487 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
3488 to gen_return_simple.
3490 2009-04-22 Jing Yu <jingyu@google.com>
3493 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
3495 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3498 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
3499 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
3500 value is a VECTOR_CST, the element type is the element type of the
3503 2009-04-22 DJ Delorie <dj@redhat.com>
3505 * config/m32c/m32c.h: Update GTY annotations to new syntax.
3507 2009-04-22 Jakub Jelinek <jakub@redhat.com>
3509 * alias.c (find_base_term): Move around LO_SUM case, so that
3510 CONST falls through into PLUS/MINUS handling.
3513 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
3514 into 0, use omit_one_operand.
3516 2009-04-23 Ben Elliston <bje@au.ibm.com>
3518 * config/rs6000/linux-unwind.h (get_regs): Remove type
3519 puns. Change the type of `pc' to an array of unsigned ints and
3520 update all users. Constify frame24.
3522 2009-04-22 DJ Delorie <dj@redhat.com>
3524 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
3525 declarations before code.
3526 (current_function_special_page_vector): Likewise.
3527 (m32c_expand_insv): Silence a warning.
3529 2009-04-21 Taras Glek <tglek@mozilla.com>
3531 * alias.c: Update GTY annotations to new syntax.
3532 * basic-block.h: Likewise.
3533 * bitmap.h: Likewise.
3534 * c-common.h: Likewise.
3535 * c-decl.c: Likewise.
3536 * c-parser.c: Likewise.
3537 * c-pragma.c: Likewise.
3538 * c-tree.h: Likewise.
3539 * cfgloop.h: Likewise.
3540 * cgraph.h: Likewise.
3541 * config/alpha/alpha.c: Likewise.
3542 * config/arm/arm.h: Likewise.
3543 * config/avr/avr.h: Likewise.
3544 * config/bfin/bfin.c: Likewise.
3545 * config/cris/cris.c: Likewise.
3546 * config/darwin.c: Likewise.
3547 * config/frv/frv.c: Likewise.
3548 * config/i386/i386.c: Likewise.
3549 * config/i386/i386.h: Likewise.
3550 * config/i386/winnt.c: Likewise.
3551 * config/ia64/ia64.h: Likewise.
3552 * config/iq2000/iq2000.c: Likewise.
3553 * config/mips/mips.c: Likewise.
3554 * config/mmix/mmix.h: Likewise.
3555 * config/pa/pa.c: Likewise.
3556 * config/pa/pa.h: Likewise.
3557 * config/rs6000/rs6000.c: Likewise.
3558 * config/s390/s390.c: Likewise.
3559 * config/sparc/sparc.c: Likewise.
3560 * config/xtensa/xtensa.c: Likewise.
3561 * cselib.h: Likewise.
3562 * dbxout.c: Likewise.
3563 * dwarf2out.c: Likewise.
3564 * except.c: Likewise.
3565 * except.h: Likewise.
3566 * fixed-value.h: Likewise.
3567 * function.c: Likewise.
3568 * function.h: Likewise.
3569 * gimple.h: Likewise.
3570 * integrate.c: Likewise.
3571 * optabs.c: Likewise.
3572 * output.h: Likewise.
3575 * stringpool.c: Likewise.
3576 * tree-data-ref.c: Likewise.
3577 * tree-flow.h: Likewise.
3578 * tree-scalar-evolution.c: Likewise.
3579 * tree-ssa-address.c: Likewise.
3580 * tree-ssa-alias.h: Likewise.
3581 * tree-ssa-operands.h: Likewise.
3584 * varasm.c: Likewise.
3585 * varray.h: Likewise.
3587 * coretypes.h: Do not define GTY macro if it is already defined.
3588 * doc/gty.texi: Update GTY documentation to new syntax.
3589 * gengtype-lex.l: Enforce attribute-like syntax for GTY
3590 annotations on structs.
3591 * gengtype-parse.c: Likewise.
3593 2009-04-22 Mark Heffernan <meheff@google.com>
3595 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
3597 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3599 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
3602 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3604 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
3605 the same as a PLUS without a shift. Increase the cost of a
3608 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3610 * Makefile.in: Update dependencies.
3611 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
3612 * errors.h: Remove bogus comment about compatibility.
3613 (warning): Update declaration.
3614 * genautomata.c: Update all calls to warning.
3615 * gimple.c: Do not include errors.h. Include toplev.h.
3616 * tree-ssa-structalias.c: Do not include errors.h.
3617 * omega.c: Likewise.
3618 * tree-ssa-reassoc.c: Likewise.
3619 * config/spu/spu-c.c: Likewise.
3620 * config/spu/t-spu-elf: Update dependencies.
3622 2009-04-22 Richard Guenther <rguenther@suse.de>
3624 PR tree-optimization/39824
3625 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
3626 make sure the types are compatible.
3628 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3631 * c-common.c (c_parse_error): Take a token_flags parameter.
3632 Use token_type for the token type instead.
3633 Pass token_flags to cpp_type2name.
3634 * c-common.h (c_parse_error): Update declaration.
3635 * c-parser.c (c_parser_error): Pass 0 as token flags.
3637 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
3639 PR rtl-optimization/39580
3640 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
3642 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3644 * function.c (expand_function_end): Do not emit a jump to the "naked"
3645 return label for fall-through returns.
3646 * except.c (sjlj_emit_function_exit): Always place the call to the
3647 unregister function at the location installed by expand_function_end.
3649 2009-04-22 Richard Guenther <rguenther@suse.de>
3651 PR tree-optimization/39845
3652 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
3653 (gen_inbound_check): Likewise.
3655 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
3657 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
3659 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
3660 * config/vxlib.c (__gthread_once): Add race guard for PPC.
3662 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3664 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
3665 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
3666 shift counts to avoid out-of-bounds array accesses.
3668 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3670 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
3671 (Pmode): Move above.
3673 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
3675 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
3676 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
3677 GET_CODE macro. Use IN_RANGE macro where appropriate.
3678 * config/alpha/alpha.h: Ditto.
3679 * config/alpha/alpha.md: Ditto.
3680 * config/alpha/constraints.md: Ditto.
3681 * config/alpha/predicates.md: Ditto.
3683 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3685 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
3686 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3687 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3688 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3689 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3690 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3691 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3692 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3693 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3694 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3695 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3696 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3697 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3698 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3699 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3700 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3701 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3702 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3703 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3704 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3705 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3706 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3707 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3708 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3709 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3710 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3711 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3713 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3715 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
3716 references from comments.
3717 * cfgbuild.c: (count_basic_blocks): Delete.
3718 (find_basic_blocks_1): Delete.
3719 (find_basic_blocks): Delete.
3720 * except.c (finish_eh_generation): Make static. Move comment from
3721 except.h here. Remove find_basic_blocks references from comments.
3722 * except.h (finish_eh_generation): Delete.
3723 * basic-block.h (find_basic_blocks): Delete.
3724 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
3726 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
3728 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
3729 (sdbout_parms): Likewise.
3731 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3733 * config/sh/sh.c (prepare_cbranch_operands): Use
3734 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
3735 (expand_cbranchdi4): Likewise.
3736 (from_compare): Add cast to enum type.
3737 (expand_cbranchsi4): Use add_reg_note.
3738 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
3739 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
3740 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
3741 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3742 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
3743 instead of CODE_FOR_nothing.
3744 (cbranchdi4): Likewise. Fix the order of arguments for
3746 (push_fpscr): Use add_reg_note.
3747 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
3748 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
3750 2009-04-21 Joseph Myers <joseph@codesourcery.com>
3752 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
3753 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3754 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3755 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
3756 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
3757 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
3758 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
3759 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
3760 config/alpha/x-vms, config/arc/t-arc,
3761 config/arm/README-interworking, config/arm/arm-c.c,
3762 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
3763 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
3764 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
3765 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
3766 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
3767 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
3768 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
3769 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
3770 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
3771 config/cris/t-elfmulti, config/crx/t-crx,
3772 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
3773 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
3774 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
3775 config/h8300/t-h8300, config/i386/athlon.md,
3776 config/i386/darwin-libgcc.10.4.ver,
3777 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
3778 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
3779 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
3780 config/i386/t-linux64, config/i386/t-nwld,
3781 config/i386/t-rtems-i386, config/i386/t-sol2-10,
3782 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
3783 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
3784 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
3785 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
3786 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
3787 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
3788 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
3789 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
3790 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
3791 config/m68k/t-uclinux, config/mcore/t-mcore,
3792 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
3793 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
3794 config/mips/crtn.asm, config/mips/irix-crti.asm,
3795 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
3796 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
3797 config/mips/mips-fixed.md, config/mips/sb1.md,
3798 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
3799 config/mips/t-iris6, config/mips/t-isa3264,
3800 config/mips/t-libgcc-mips16, config/mips/t-linux64,
3801 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
3802 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
3803 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
3804 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
3805 config/mn10300/t-linux, config/mn10300/t-mn10300,
3806 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
3807 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
3808 config/picochip/libgccExtras/clzsi2.asm,
3809 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
3810 config/rs6000/darwin-libgcc.10.4.ver,
3811 config/rs6000/darwin-libgcc.10.5.ver,
3812 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
3813 config/rs6000/t-aix43, config/rs6000/t-aix52,
3814 config/rs6000/t-darwin, config/rs6000/t-fprules,
3815 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
3816 config/rs6000/t-lynx, config/rs6000/t-netbsd,
3817 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
3818 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
3819 config/rs6000/t-rtems, config/rs6000/t-spe,
3820 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
3821 config/score/t-score-elf, config/sh/divcost-analysis,
3822 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
3823 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
3824 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
3825 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
3826 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
3827 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
3828 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
3829 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
3830 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
3831 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
3832 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
3833 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
3834 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
3835 limitx.h, version.c, xcoff.h: Add copyright and license notices.
3836 * config/h8300/genmova.sh: Include copyright and license notices
3837 in generated output.
3838 * config/h8300/mova.md: Regenerate.
3839 * doc/install.texi2html: Include word "Copyright" in copyright
3840 notice and use name "Free Software Foundation, Inc.".
3841 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3842 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3843 ChangeLog-2007, ChangeLog-2008: Correct dates.
3845 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
3847 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
3848 NE_EXPR operations as well.
3849 * c-parser.c (c_parser_condition): Do not set location information on
3851 (c_parser_conditional_expression): Likewise.
3852 (c_parser_binary_expression): Set location information on operators.
3853 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
3854 TRUTH_NOT_EXPR has been folded.
3855 * fold-const.c (fold_truth_not_expr): Copy location information from
3856 the incoming expression to the outgoing one.
3857 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
3858 recursive calls on the LHS of the operator but pass that of the
3859 operator to recursive calls on the RHS of the operator. Set it
3861 (shortcut_cond_expr): Set the locus of the operator on the second
3862 COND_EXPR and that of the expression on the first in degenerate cases.
3863 Pass the locus of the expression to calls to shortcut_cond_r.
3864 Set the locus of the 'then' block on the associated jump, if any.
3865 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
3866 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
3867 expression to call to gimplify_boolean_expr.
3869 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
3871 * config.gcc: Add additional configuration for
3872 i686-w64-mingw* and x86_64-w64-mingw* triplet.
3873 * config/i386/mingw-w64.h: New mingw-w64 specific header.
3874 (CPP_SPEC): Redefine for allowing -municode option.
3875 (STARTFILE_SPEC): Likewise.
3876 * config/i386/t-mingw-w64: New.
3877 * config/i386/mingw-w64.opt: New.
3878 (municode): Add new target option.
3879 * doc/invoke.texi (municode): Add documentation for new option.
3881 2009-04-21 Ian Lance Taylor <iant@google.com>
3883 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3884 Correct test for number of arguments.
3885 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
3887 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
3889 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
3890 argument of emit_library_call.
3892 2009-04-21 Richard Guenther <rguenther@suse.de>
3895 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
3896 inside VIEW_CONVERT_EXPRs.
3898 2009-04-21 Martin Jambor <mjambor@suse.cz>
3900 * tree-switch-conversion.c (build_constructors): Split a long line.
3901 (constructor_contains_same_values_p): New function.
3902 (build_one_array): Create assigns of constants if possible, do not
3903 call mark_sym_for_renaming, call update_stmt.
3904 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
3905 make_rename_temp. Do not call mark_symbols_for_renaming, call
3907 (gen_def_assigns): Do not call mark_symbols_for_renaming or
3908 find_new_referenced_vars, call update_stmt.
3909 (gen_inbound_check): Use create_tmp_var and create ssa names manually
3910 instead of calling make_rename_temp. Do not call
3911 find_new_referenced_vars or mark_symbols_for_renaming, call
3914 2009-04-21 Richard Guenther <rguenther@suse.de>
3916 PR tree-optimization/39827
3917 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
3918 (tree_ssa_phiprop): Pass the correct array size.
3920 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
3922 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
3924 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
3927 * c-typeck.c (lvalue_p): Move declaration ...
3928 * c-common.h (lvalue_p): ... to here.
3929 * c-common.c (candidate_equal_p): New.
3930 (add_tlist): Use it.
3931 (merge_tlist): Use it.
3932 (warn_for_collisions_1): Likewise.
3933 (warning_candidate_p): Accept more candidates.
3934 (verify_tree): A warning candidate can be an expression. Use
3937 2009-04-21 Ben Elliston <bje@au.ibm.com>
3940 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3941 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
3942 options. Remove -mcall-solaris documentation.
3944 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3947 * doc/invoke.texi (-Wlong-long): Update description.
3948 * c-lex (interpret_integer): Only warn if there was no previous
3949 overflow and -Wlong-long is enabled.
3950 * c-decl.c (declspecs_add_type): Drop redundant flags.
3951 * c.opt (Wlong-long): Init to -1.
3952 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
3953 and front-end warn_long_long. Wlong-long only depends on other
3954 flags if it is uninitialized.
3955 * c-parser.c (disable_extension_diagnostics): warn_long_long is
3956 the same for CPP and FE.
3957 (restore_extension_diagnostics): Likewise.
3959 2009-04-20 Ian Lance Taylor <iant@google.com>
3961 Fix enum conversions which are invalid in C++:
3962 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
3963 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
3964 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
3965 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
3966 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
3967 (dbxout_parms): Likewise.
3968 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
3969 (df_clear_flags): Likewise.
3970 * df-problems.c (df_rd_bb_local_compute_process_def): Change
3971 top_flag parameter to int.
3972 (df_chain_create_bb_process_use): Likewise.
3973 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
3975 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
3976 (df_ref_create_structure, df_def_record_1): Likewise.
3977 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
3978 (df_notes_rescan): Change 0 to VOIDmode in function call.
3979 (df_get_call_refs, df_insn_refs_collect): Likewise.
3980 (df_bb_regs_collect): Likewise.
3981 (df_entry_block_defs_collect): Likewise.
3982 (df_exit_block_uses_collect): Likewise.
3983 * df.h: Update declarations.
3984 * double-int.c (double_int_divmod): Add cast to enum type.
3985 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
3986 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
3987 (based_loc_descr): Likewise.
3988 (loc_descriptor_from_tree_1): Change first_op and second_op to
3989 enum dwarf_location_atom. Add cast to enum type.
3990 * expmed.c (init_expmed): Change 0 to SET in function call.
3991 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
3992 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
3993 (do_store_flag): Likewise.
3994 * fixed-value.h (struct fixed_value): Change mode to enum
3996 * function.c (assign_parms): Change 0 to VOIDmode in function call.
3997 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
3999 (insert_insn_decl, insert_decl, insert_state): Likewise.
4000 (automata_list_finish): Likewise.
4001 * genrecog.c (process_define_predicate): Add cast to enum type.
4002 * gensupport.c (init_predicate_table): Add cast to enum type.
4003 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
4005 (gimple_build_call_1, gimple_build_label): Likewise.
4006 (gimple_build_goto, gimple_build_asm_1): Likewise.
4007 (gimple_build_switch_1, gimple_build_cdt): Likewise.
4008 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
4009 (enum fallback): Rename from enum fallback_t.
4010 (fallback_t): Typedef as int.
4011 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
4012 GSI_SAME_STMT in function call.
4013 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
4015 (setup_reg_class_relations): Likewise.
4016 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
4017 (setup_prohibited_class_mode_regs): Add cast to enum type.
4018 (setup_prohibited_mode_move_regs): Likewise.
4019 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
4020 (record_address_regs): Change i to enum reg_class.
4021 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
4022 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
4023 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
4024 (GET_MODE_2XWIDER_MODE): Likewise.
4025 (GET_CLASS_NARROWEST_MODE): Likewise.
4026 * omp-low.c (expand_omp_for): Add cast to enum type.
4027 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
4028 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
4029 * postreload.c (reload_cse_simplify_operands): Change rclass local
4031 * predict.c (combine_predictions_for_insn): Change best_predictor
4032 and predictor to enum br_predictor.
4033 (combine_predictions_for_bb): Likewise.
4034 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
4035 use SET_PREDICT_EXPR_OUTCOME.
4036 * real.c (real_arithmetic): Change icode to code in function call.
4037 * reginfo.c (init_move_cost): Add casts to enum type.
4038 (init_reg_sets_1, init_fake_stack_mems): Likewise.
4039 * regmove.c (regclass_compatible_p): Change class0 and class1 to
4041 * reload.c (find_valid_class): Add casts to enum type.
4042 (push_reload): Change 0 to NO_REGS in function call.
4043 (find_reloads): Change this_alternative to array of enum
4044 reg_class. Remove some now-unnecessary casts.
4045 (make_memloc): Change 0 to VOIDmode in function call.
4046 * reload1.c (reload): Change 0 to VOIDmode in function call.
4047 (eliminate_regs_1, elimination_effects): Likewise.
4048 (eliminate_regs_in_insn): Likewise.
4049 (emit_input_reload_insns): Add cast to enum type.
4050 (delete_output_reload): Change 0 to VOIDmode in function call.
4051 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
4052 to enum type in function call.
4053 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
4054 (SET_PREDICT_EXPR_OUTCOME): Define.
4055 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
4056 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
4057 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
4058 (dump_function): Likewise.
4059 * tree-dump.h: Update declarations.
4060 * tree-pass.h: Update declarations.
4061 * varasm.c (assemble_integer): Change mclass to enum mode_class.
4062 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
4064 (arm_rtx_costs_1): Correct parenthesization.
4065 (arm_rtx_costs): Add casts to enum type.
4066 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
4067 (vfp_emit_fstmd): Use add_rg_note.
4068 (emit_multi_reg_push, emit_sfm): Likewise.
4069 (thumb_set_frame_pointer): Likewise.
4070 (arm_expand_prologue): Likewise.
4071 (arm_regno_class): Change return type to enum reg_class.
4072 (thumb1_expand_prologue): Use add_reg_note.
4073 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
4074 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
4076 * config/arm/gentune.sh: Add cast to enum type.
4077 * config/arm/arm-tune.md: Rebuild.
4078 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
4079 (ix86_split_fp_branch, predict_jump): Likewise.
4080 (ix86_expand_multi_arg_builtin): Change sub_code from enum
4081 insn_code to enum rtx_code.
4082 (ix86_builtin_vectorized_function): Add cast to enum type.
4083 * config/i386/i386.md (truncdfsf2): Change slot to enum
4085 (truncxf<mode>2, isinf<mode>2): Likewise.
4086 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
4088 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
4089 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
4090 (insert_bundle_state): Change 1 to INSERT in function call.
4091 (ia64_add_bundle_selector_before): Likewise.
4092 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
4093 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
4094 (restore_stack_nonlocal): Likewise.
4095 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
4097 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
4099 (mips_rtx_costs): Likewise.
4100 (mips_override_options): Add casts to enum type.
4101 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
4103 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
4104 (store_reg, set_reg_plus_d): Likewise.
4105 (hppa_expand_prologue, hppa_profile_hook): Likewise.
4106 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4108 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
4110 (emit_unlikely_jump): Use add_reg_note.
4111 (rs6000_emit_allocate_stack): Likewise.
4112 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
4113 (output_toc): Change 1 to INSERT in function call.
4114 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
4115 (rs6000_initialize_trampoline): Likewise.
4116 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
4118 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
4119 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
4120 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
4121 (save_gprs): Use add_reg_note.
4122 (s390_emit_prologue): Likewise.
4123 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
4124 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
4125 (sparc_fold_builtin): Add cast to enum type.
4126 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
4128 (spu_expand_prologue): Use add_reg_note.
4129 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
4131 2009-04-20 Ian Lance Taylor <iant@google.com>
4133 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
4134 (c_parser_postfix_expression_after_primary): Get VEC for list of
4135 arguments. Get original types of arguments. Call
4136 build_function_call_vec.
4137 (cached_expr_list_1, cached_expr_list_2): New static variables.
4138 (c_parser_expr_list): Change return type to VEC *. Add
4139 p_orig_types parameter. Change all callers.
4140 (c_parser_release_expr): New static function.
4141 (c_parser_vec_to_tree_list): New static function.
4142 * c-typeck.c (build_function_call): Rewrite to build a VEC and
4143 call build_function_call_vec.
4144 (build_function_call_vec): New function, based on old
4145 build_function_call.
4146 (convert_arguments): Remove nargs and argarray parameters. Change
4147 values to a VEC. Add origtypes parameter.
4148 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
4149 (convert_for_assignment): Add origtype parameter. Change all
4150 callers. If warn_cxx_compat, check for conversion to an enum
4151 type when calling a function.
4152 (store_init_value): Add origtype parameter. Change all callers.
4153 (digest_init): Likewise.
4154 (struct init_node): Add origtype field.
4155 (add_pending_init): Add origtype parameter. Change all callers.
4156 (output_init_element): Likewise.
4157 (output_pending_init_elements): Pass origtype from init_node to
4158 output_init_element.
4159 (process_init_element): Pass origtype from c_expr to
4160 output_init_element.
4161 (c_finish_return): Add origtype parameter. Change all callers.
4162 * c-common.c (sync_resolve_size): Change params to VEC *. Change
4164 (sync_resolve_params): Likewise.
4165 (sync_resolve_return): Change params to first_param. Change caller.
4166 (resolve_overloaded_builtins): Change params to VEC *. Change
4167 callers. Save first parameter around call to build_function_call_vec.
4168 * c-decl.c (finish_decl): Add origtype parameter. Change all
4169 callers. Call build_function_call_vec rather than
4170 build_function_call for cleanup.
4171 * c-tree.h: Update declarations.
4172 * c-common.h: Update declarations.
4173 * stub-objc.c (objc_rewrite_function_call): Change parameter from
4174 params to first_param.
4175 * target.h (struct gcc_target): Change resolve_overloaded_builtin
4176 params parameter from tree to void *.
4177 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4178 Change arglist parameter to have type void *, and to be a pointer
4180 * config/rs6000/rs6000-protos.h
4181 (altivec_resolve_overloaded_builtin): Update declaration.
4182 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
4183 fnargs parameter to have type void *, and to be a pointer to a
4184 VEC. Call build_function_call_vec instead of
4185 build_function_call.
4186 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
4188 2009-04-20 Joey Ye <joey.ye@intel.com>
4189 Xuepeng Guo <xuepeng.guo@intel.com>
4190 H.J. Lu <hongjiu.lu@intel.com>
4192 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
4194 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
4195 (IX86_LEA_PRIORITY): Likewise.
4196 (distance_non_agu_define): New function.
4197 (distance_agu_use): Likewise.
4198 (ix86_lea_for_add_ok): Likewise.
4199 (ix86_dep_by_shift_count): Likewise.
4201 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
4202 should split for LEA.
4204 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
4206 (ix86_dep_by_shift_count): Likewise.
4208 2009-04-20 Richard Guenther <rguenther@suse.de>
4210 * expr.c (handled_component_p): Move ...
4211 * tree.h (handled_component_p): ... here.
4212 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
4213 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
4214 and REALPART_EXPR to be in one group.
4216 2009-04-20 Richard Guenther <rguenther@suse.de>
4218 * basic-block.h (get_all_dominated_blocks): Declare.
4219 * dominance.c (get_all_dominated_blocks): New function.
4220 * tree-cfg.c (get_all_dominated_blocks): Remove.
4221 (remove_edge_and_dominated_blocks): Adjust.
4222 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
4223 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
4224 instead of recursing.
4226 2009-04-20 Doug Kwan <dougkwan@google.com>
4228 * cgraph.h (cgraph_node_ptr): New type for vector functions.
4229 (struct cgraph_node_set_def): New type.
4230 (cgraph_node_set) New type. Also declare vector functions.
4231 (struct cgraph_node_set_element_def): New type.
4232 (cgraph_node_set_element): Ditto.
4233 (cgraph_node_set_iterator): New iterator type.
4234 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
4235 cgraph_node_set_remove, dump_cgraph_node_set,
4236 debug_cgraph_node_set): New prototypes.
4237 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
4238 cgraph_node_set_size): New inlines.
4239 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
4241 (struct ipa_opt_pass): Add struct cgraph_node_set_def
4242 argument to function 'write_summary'.
4243 * ipa.c: Include ggc.h.
4244 (hash_cgraph_node_set_element,
4245 eq_cgraph_node_set_element, cgraph_node_set_new,
4246 cgraph_node_set_add, cgraph_node_set_remove,
4247 cgraph_node_set_find, dump_cgraph_node_set,
4248 debug_cgraph_node_set): New functions.
4249 * Makefile.in (ipa.o): Add dependency on GGC_H.
4251 2009-04-20 Ira Rosen <irar@il.ibm.com>
4253 PR tree-optimization/39675
4254 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
4255 check of the return code of vect_schedule_slp. Check that
4256 stmt_vec_info still exists for the statement, before checking its
4259 2009-04-20 Michael Matz <matz@suse.de>
4261 * Makefile.in (generated_files): Take out $(simple_generated_c).
4263 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
4265 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
4266 (UINTPTR_TYPE): Likewise.
4268 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4271 * c-typeck.c (digest_init): Check for initializing an array with a
4274 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4277 * c-semantics.c (pop_stmt_list): Propagate
4278 STATEMENT_LIST_HAS_LABEL to parent statement list.
4280 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
4282 * config/mips/mips.h (mips_tune_attr): New macro.
4283 * config/mips/mips.md (cpu): Use it.
4285 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4288 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
4291 2009-04-19 Diego Novillo <dnovillo@google.com>
4293 * toplev.c (compile_file): Move call to coverage_finish ...
4294 * cgraphunit.c (ipa_passes): ... here.
4295 Call cgraph_process_new_functions.
4296 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
4297 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
4299 2009-04-19 Jan Hubicka <jh@suse.cz>
4301 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
4303 (dump_cgraph_node): Dump can throw external flag.
4304 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
4306 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4310 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
4311 * common.opt (Wlogical-op): Move from here...
4312 * c.opt (Wlogical-op): ... to here.
4313 * c-typeck.c (parser_build_binary_op): Update call to
4314 warn_logical_operator.
4315 * c-opts.c (c_common_post_options): Enable warn_logical_op with
4317 * c-common.c (warn_logical_op): Update.
4318 * c-common.h (warn_logical_op): Update declaration.
4320 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
4322 * tree.c (protected_set_expr_location): Fix formatting.
4324 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4327 * c-typeck.c (readonly_warning): new.
4328 (build_unary_op, build_modify_expr): Use readonly_warning for
4329 storing into something readonly but not const-qualified.
4331 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4334 * c-typeck.c (build_unary_op): Check for taking address of
4335 expression of type void.
4337 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4340 * c-typeck.c (build_function_call): Check for calling a function
4341 with qualified void return types. Call require_complete_type when
4344 2009-04-18 Jan Hubicka <jh@suse.cz>
4346 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
4348 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
4349 can_throw_external flag.
4350 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
4351 * ipa-pure-const.c (ignore_edge): New function.
4352 (propagate): Compute order for NOTHROW computation; set NOTHROWs
4353 only over can_throw_external edges.
4354 (local_pure_const): Add nothrow flag.
4355 * ipa-utils.c (searchc): Add ignore_edge callback.
4356 (ipa_utils_reduced_inorder): Add ignore_edge callback.
4357 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
4358 (set_nothrow_function_flags): Update cgraph.
4359 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
4361 2009-04-18 Richard Guenther <rguenther@suse.de>
4364 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
4365 (fold_stmt): ... this and ...
4366 (fold_stmt_inplace): ... this.
4367 (fold_stmt_1): Fold references in calls and asms.
4368 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
4370 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4372 * tree-vrp.c (ssa_name_nonzero_p): Remove.
4373 * tree.h: Remove the prototype for ssa_name_nonzero_p.
4375 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4377 * tree.c (function_args_count): Remove.
4378 * tree.h: Remove the prototype for function_args_count.
4380 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4382 * tree-iterator.c (expr_only): Remove.
4383 * tree.h: Remove the prototype for expr_only.
4385 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4387 * reginfo.c (cannot_change_mode_set_regs): Remove.
4388 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
4390 2009-04-08 Anatoly Sokolov <aesok@post.ru>
4392 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
4393 whether operands 0 and 1 overlaps.
4395 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
4398 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
4399 pointer. Use warning_at instead of warning.
4400 (search_for_addr_array): Likewise.
4401 (check_array_bounds): Likewise.
4402 (check_all_array_refs): Check that the incoming edge is not in the
4403 list of edges to be removed.
4404 (check_all_array_refs): Avoid the temporal pointer.
4405 (vrp_visit_cond_stmt): Fix typo.
4406 (simplify_switch_using_ranges): Handle the case where the switch
4407 index is an integer constant.
4409 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
4411 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
4413 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4415 * doc/extend.texi, doc/invoke.texi: Fix typos.
4417 2009-04-17 Cary Coutant <ccoutant@google.com>
4419 * tree-flow-inline.h (get_lineno): Fix inverted test.
4421 2009-04-17 Diego Novillo <dnovillo@google.com>
4423 * tree-ssa-pre.c (create_expression_by_pieces): Remove
4424 assertion for AVAIL_OUT.
4426 2009-04-17 Mike Frysinger <vapier@gentoo.org>
4429 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
4430 * config/sh/linux-atomic.asm: Likewise.
4432 2009-04-17 Diego Novillo <dnovillo@google.com>
4434 * except.c (debug_eh_tree): New.
4435 (struct eh_region, struct eh_status): Move ...
4436 * except.h: ... here.
4437 (add_type_for_runtime): Declare extern.
4438 (lookup_type_for_runtime): Likewise.
4439 (debug_eh_tree): Declare.
4440 * Makefile.in (GTFILES): List except.h before except.c
4442 2009-04-17 Diego Novillo <dnovillo@google.com>
4444 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
4445 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
4446 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
4447 (find_vars_r): ... here.
4448 * tree-flow.h (find_referenced_vars_in): Declare.
4449 * tree-ssa-pre.c (create_expression_by_pieces): Assert
4450 that AVAIL_OUT exists for BLOCK.
4451 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
4452 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
4453 (tree-parloops.o): Likewise.
4455 2009-04-17 Simon Baldwin <simonb@google.com>
4457 * toplev.c (default_tree_printer): Add handling for %E format.
4459 2009-04-17 Diego Novillo <dnovillo@google.com>
4461 * tree-pretty-print.c (dump_generic_node): Add break after
4462 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
4463 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
4464 FUNCTION_TYPE together. Call print_struct_decl when printing
4465 structures and TDF_SLIM is not given.
4466 (print_struct_decl): Fix logic for detecting recursion.
4468 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4471 * gcc.c (create_at_file): New.
4472 (compile_input_file_p): New.
4473 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
4474 * main.c (main): Update call to toplev_main.
4475 * toplev.c (toplev_main): Change signature. Call expandargv.
4476 * toplev.h (toplev_main): Change signature.
4478 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4480 * dwarf2out.c (field_byte_offset): Use the type size as the field size
4481 if the latter is not constant.
4483 2009-04-17 David Edelsohn <edelsohn@gnu.org>
4485 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
4487 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4489 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
4490 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
4492 2009-04-17 Richard Guenther <rguenther@suse.de>
4494 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4495 Handle component references view-converting an invariant address.
4497 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
4499 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
4500 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
4501 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
4502 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
4503 Use @deftypevr rather than @deftypevar.
4505 2009-04-17 Richard Guenther <rguenther@suse.de>
4507 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
4508 (get_prop_source_stmt): Likewise.
4509 (can_propagate_from): Likewise.
4511 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
4513 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
4514 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
4515 (--with-multilib-list): Add default value.
4516 * configure: Regenerate.
4517 * Makefile.in (TM_ENDIAN_CONFIG): Define.
4518 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
4519 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
4520 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
4521 Don't add default cpu to multilib list unnecessarily, but do enable
4522 the relevant compiler option..
4523 Add support for --with-multilib-list=<blank> and
4524 --with-multilib-list=!<somelib> to supress unwanted multilibs.
4525 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
4526 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
4527 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
4529 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
4530 (MULTILIB_OSDIRNAMES): New variable.
4531 * config/sh/t-1e: Delete file.
4532 * config/sh/t-mlib-sh1: Delete file.
4533 * config/sh/t-mlib-sh2: Delete file.
4534 * config/sh/t-mlib-sh2a: Delete file.
4535 * config/sh/t-mlib-sh2a-nofpu: Delete file.
4536 * config/sh/t-mlib-sh2a-single: Delete file.
4537 * config/sh/t-mlib-sh2a-single-only: Delete file.
4538 * config/sh/t-mlib-sh2e: Delete file.
4539 * config/sh/t-mlib-sh3e: Delete file.
4540 * config/sh/t-mlib-sh4: Delete file.
4541 * config/sh/t-mlib-sh4-nofpu: Delete file.
4542 * config/sh/t-mlib-sh4-single: Delete file.
4543 * config/sh/t-mlib-sh4-single-only: Delete file.
4544 * config/sh/t-mlib-sh4a: Delete file.
4545 * config/sh/t-mlib-sh4a-nofpu: Delete file.
4546 * config/sh/t-mlib-sh4a-single: Delete file.
4547 * config/sh/t-mlib-sh4a-single-only: Delete file.
4548 * config/sh/t-mlib-sh4al: Delete file.
4549 * config/sh/t-mlib-sh5-32media: Delete file.
4550 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
4551 * config/sh/t-mlib-sh5-64media: Delete file.
4552 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
4553 * config/sh/t-mlib-sh5-compact: Delete file.
4554 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
4555 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
4556 * doc/install.texi (Options specification): Add
4557 --with-multilib-list and --with-endian.
4559 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4561 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
4563 (OBJS-common): Add plugin-version.o.
4564 (plugin-version.o): New.
4565 * gcc-plugin.h (plugin_gcc_version): New.
4566 (plugin_default_version_check): New.
4567 (plugin_init_func, plugin_init): Add version argument.
4568 * plugin-version.c: New.
4569 * plugin.c (str_plugin_gcc_version_name): New.
4570 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
4571 pass it to the init function.
4572 (plugin_default_version_check): New.
4574 2009-04-17 Richard Guenther <rguenther@suse.de>
4576 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
4577 for decl-vs-decl disambiguation.
4579 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
4581 * config/s390/s390.h (s390_tune_attr): New macro definition.
4582 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
4584 2009-04-17 Richard Guenther <rguenther@suse.de>
4586 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
4587 (fold_stmt_r): Likewise.
4588 (maybe_fold_reference): New function.
4589 (fold_gimple_assign): Handle cases fold_stmt_r did.
4590 (fold_stmt): Do not use fold_stmt_r.
4591 (fold_stmt_inplace): Likewise.
4593 2009-04-17 Richard Guenther <rguenther@suse.de>
4595 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
4596 (record_equivalences_from_stmt): Remove useless checks and
4598 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
4599 the type is already suitable.
4601 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
4603 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
4605 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
4607 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
4608 (CMPtype): Define as __gcc_CMPtype.
4610 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
4612 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
4613 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
4615 2009-04-17 Richard Guenther <rguenther@suse.de>
4617 PR tree-optimization/39746
4618 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
4619 special-casing for builtins and static variable use/def.
4620 (call_may_clobber_ref_p_1): Likewise.
4622 2009-04-16 Ian Lance Taylor <iant@google.com>
4624 * df.h: Include "timevar.h".
4625 (struct df_problem): Change tv_id field to timevar_id_t.
4626 * tree-pass.h: Include "timevar.h".
4627 (struct opt_pass): Change tv_id field to timevar_id_t.
4628 * timevar.h (timevar_id_t): Define TV_NONE.
4629 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
4630 TV_NONE rather than tv_id != 0.
4631 (execute_one_pass): Likewise.
4632 * Makefile.in (DF_H): Add $(TIMEVAR_H).
4633 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
4634 dependencies to $(TREE_PASS_H).
4635 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
4637 (pass_branch_target_load_optimize2): Likewise.
4638 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
4639 (pass_outof_cfg_layout_mode): Likewise.
4640 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
4641 (pass_rebuild_cgraph_edges): Likewise.
4642 (pass_remove_cgraph_callee_edges): Likewise.
4643 * df-core.c (pass_df_initialize_opt): Likewise.
4644 (pass_df_initialize_no_opt): Likewise.
4645 (pass_df_finish): Likewise.
4646 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
4647 * except.c (pass_set_nothrow_function_flags): Likewise.
4648 (pass_convert_to_eh_region_ranges): Likewise.
4649 * final.c (pass_compute_alignments): Likewise.
4650 * function.c (pass_instantiate_virtual_regs): Likewise.
4651 (pass_init_function): Likewise.
4652 (pass_leaf_regs): Likewise.
4653 (pass_match_asm_constraints): Likewise.
4654 * gimple-low.c (pass_lower_cf): Likewise.
4655 (pass_mark_used_blocks): Likewise.
4656 * init-regs.c (pass_initialize_regs): Likewise.
4657 * integrate.c (pass_initial_value_sets): Likewise.
4658 * ira.c (pass_ira): Likewise.
4659 * jump.c (pass_cleanup_barriers): Likewise.
4660 * omp-low.c (pass_expand_omp): Likewise.
4661 (pass_lower_omp): Likewise.
4662 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
4663 * recog.c (pass_split_all_insns): Likewise.
4664 (pass_split_after_reload): Likewise.
4665 (pass_split_before_regstack): Likewise.
4666 (pass_split_before_sched2): Likewise.
4667 (pass_split_for_shorten_branches): Likewise.
4668 * reginfo.c (pass_reginfo_init): Likewise.
4669 (pass_subregs_of_mode_init): Likewise.
4670 (pass_subregs_of_mode_finish): Likewise.
4671 * passes.c (pass_postreload): Likewise.
4672 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
4673 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
4674 (pass_warn_function_return): Likewise.
4675 (pass_warn_function_noreturn): Likewise.
4676 * tree-complex.c (pass_lower_complex): Likewise.
4677 (pass_lower_complex_O0): Likewise.
4678 * tree-if-conv.c (pass_if_conversion): Likewise.
4679 * tree-into-ssa.c (pass_build_ssa): Likewise.
4680 * tree-mudflap.c (pass_mudflap_1): Likewise.
4681 (pass_mudflap_2): Likewise.
4682 * tree-nomudflap.c (pass_mudflap_1): Likewise.
4683 (pass_mudflap_2): Likewise.
4684 * tree-nrv.c (pass_return_slot): Likewise.
4685 * tree-object-size.c (pass_object_sizes): Likewise.
4686 * tree-optimize.c (pass_all_optimizations): Likewise.
4687 (pass_early_local_passes): Likewise.
4688 (pass_all_early_optimizations): Likewise.
4689 (pass_cleanup_cfg): Likewise.
4690 (pass_cleanup_cfg_post_optimizing): Likewise.
4691 (pass_free_datastructures): Likewise.
4692 (pass_free_cfg_annotations): Likewise.
4693 (pass_fixup_cfg): Likewise.
4694 (pass_init_datastructures): Likewise.
4695 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
4696 (pass_late_warn_uninitialized): Likewise.
4697 (pass_update_address_taken): Likewise.
4698 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
4699 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
4700 (pass_cse_sincos): Likewise.
4701 (pass_convert_to_rsqrt): Likewise.
4702 * tree-ssa-structalias.c (pass_build_alias): Likewise.
4703 * tree-stdarg.c (pass_stdarg): Likewise.
4704 * tree-tailcall.c (pass_tail_recursion): Likewise.
4705 (pass_tail_calls): Likewise.
4706 * tree-vect-generic.c (pass_lower_vector): Likewise.
4707 (pass_lower_vector_ssa): Likewise.
4708 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
4710 2009-04-16 Joseph Myers <joseph@codesourcery.com>
4712 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
4714 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
4716 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
4717 logical and signext.
4719 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
4722 * config/sh/predicates.md (arith_operand): Check if the operand
4723 of TRUNCATE is a REG.
4725 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4727 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4728 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4730 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4732 * tree-iterator.c (tsi_split_statement_list_after,
4733 tsi_split_statement_list_before): Remove.
4734 * tree-iterator.h: Remove the prototypes for
4735 tsi_split_statement_list_after and tsi_split_statement_list_before.
4737 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4739 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
4740 * tree-ssa-propagate.h: Remove the prototype for
4741 stmt_makes_single_load.
4743 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4745 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
4746 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
4748 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4750 * tree-iterator.c (EXPR_LAST_BODY): Remove.
4752 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4754 * except.c (eh_region_outer_p): Remove.
4755 * except.h: Remove the prototype for eh_region_outer_p.
4757 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4759 * function.c (current_function_assembler_name): Remove.
4760 * function.h: Remove the prototype for
4761 current_function_assembler_name.
4763 2009-04-16 Ian Lance Taylor <iant@google.com>
4765 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
4766 (add_reg_note): Call alloc_reg_note.
4767 * rtl.h (alloc_reg_note): Declare.
4768 * combine.c (try_combine): Use alloc_reg_note.
4769 (recog_for_combine, move_deaths): Likewise.
4770 (distribute_notes): Use alloc_reg_note and add_reg_note.
4771 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
4772 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
4773 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
4775 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
4777 PR rtl-optimization/39762
4778 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
4779 ira_may_move_out_cost): Add comments about way of their usage.
4780 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
4782 * ira-conflicts.c (process_regs_for_copy): Use function
4783 ira_get_register_move_cost instead of global
4784 ira_register_move_cost.
4786 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
4787 color_pass, move_spill_restore, update_curr_costs): Ditto.
4789 * ira-lives.c (process_single_reg_class_operands): Ditto.
4791 * ira-emit.c (emit_move_list): Ditto.
4793 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
4794 (record_reg_classes): Ditto. Use functions
4795 ira_get_register_move_cost and ira_get_may_move_cost instead of
4796 global vars ira_register_move_cost, ira_may_move_out_cost and
4797 ira_may_move_in_cost.
4798 (record_address_regs): Don't call ira_init_register_move_cost.
4799 Use function ira_get_may_move_cost instead of global
4800 ira_may_move_in_cost.
4801 (process_bb_node_for_hard_reg_moves): Use function
4802 ira_get_register_move_cost instead of global ira_register_move_cost.
4803 (ira_costs): Don't call ira_init_register_move_cost.
4805 2009-04-16 Richard Guenther <rguenther@suse.de>
4807 * tree-cfg.c (verify_gimple_assign_binary):
4808 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
4809 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
4810 (create_general_new_stmt): Note that this function is broken.
4812 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4814 * common.opt (fhelp): Add Var(help_flag).
4815 * gcc-plugin.h (plugin_info): Add help.
4816 * plugin.c (plugin_name_args): Add help.
4817 (register_plugin_info): Set plugin->help.
4818 (print_help_one_plugin): New.
4819 (print_plugins_help): New.
4820 * plugin.h (print_plugins_help): New.
4821 * toplev.c (toplev_main): Call print_plugins_help if needed.
4823 2009-04-16 Richard Guenther <rguenther@suse.de>
4825 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
4826 (gimple_ior_addresses_taken_1): New function.
4827 (gimple_ior_addresses_taken): Likewise.
4828 * gimple.h (struct gimple_statement_with_ops_base): Remove
4829 addresses_taken member.
4830 (gimple_ior_addresses_taken): Declare.
4831 (gimple_addresses_taken, gimple_addresses_taken_ptr,
4832 gimple_set_addresses_taken): Remove.
4833 * ipa-reference.c (mark_address): New function.
4834 (scan_stmt_for_static_refs): Use it for marking addresses taken.
4835 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
4836 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
4837 (gimple_add_to_addresses_taken): Remove.
4838 (get_tmr_operands): Call mark_address_taken.
4839 (get_asm_expr_operands): Likewise.
4840 (get_expr_operands): Likewise.
4841 (build_ssa_operands): Do not clear the addresses_taken bitmap.
4842 (free_stmt_operands): Do not free it.
4843 * tree-ssa.c (delete_tree_ssa): Likewise.
4844 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
4846 2009-04-16 Richard Guenther <rguenther@suse.de>
4848 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
4849 (walk_stmt_load_store_ops): Likewise.
4850 * gimple.c (get_base_loadstore): New function.
4851 (walk_stmt_load_store_addr_ops): Likewise.
4852 (walk_stmt_load_store_ops): Likewise.
4853 * ipa-pure-const.c (check_op): Simplify.
4854 (check_load, check_store): New functions.
4855 (check_stmt): Use walk_stmt_load_store_ops.
4856 * ipa-reference.c (mark_load): Adjust signature.
4857 (mark_store): Likewise.
4858 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
4860 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4862 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
4864 * opts.c (common_handle_option): Don't call print_version.
4865 * plugin.c (plugin_name_args): Add version.
4866 (register_plugin_info): New.
4867 (register_callback): Handle PLUGIN_INFO.
4868 (try_init_one_plugin): New.
4869 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
4871 (finalize_one_plugin): New.
4872 (finalize_plugins): New.
4873 (print_one_plugin): New.
4874 (print_plugins_versions): New.
4875 * plugin.h (print_plugins_versions): New.
4876 (finalize_plugins): New.
4877 * toplev.c (compile_file): Don't call initialize_plugins.
4878 (print_version): Call print_plugins_versions.
4879 (toplev_main): Call initialize_plugins. Print version if needed.
4880 Call finalize_plugins.
4882 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4884 * common.opt (fversion): New.
4885 * gcc.c (print_version): New.
4886 (process_command): Don't print the version. Just set print_version.
4887 (main): Print version. Call subprocesses if print_version and
4888 verbose_flag are set.
4889 * opts.c (common_handle_option): Handle OPT_fversion.
4891 2009-04-16 Richard Guenther <rguenther@suse.de>
4892 Ira Rosen <irar@il.ibm.com>
4894 PR tree-optimization/39698
4895 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
4896 type of the reduction variable. Only generate the def if
4899 * omp-low.c (expand_omp_for_generic): When converting to a pointer
4900 make sure to first convert to an integer of the same precision.
4901 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
4902 the type of the evolution correctly in computing the new
4903 induction variable base.
4905 2009-04-16 Richard Guenther <rguenther@suse.de>
4908 * tree-cfg.c (make_blocks): Split statements with to-be
4909 abnormal SSA names on the lhs.
4911 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
4913 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
4914 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
4915 * c-typeck.c (really_start_incremental_init): Likewise.
4916 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
4917 (TARGET_INITIALIZER): Remove it.
4918 * target.h (struct target): Remove vector_opaque_p.
4919 * tree.c (build_opaque_vector_type): New.
4920 * tree.h (TYPE_VECTOR_OPAQUE): New.
4921 (build_opaque_vector_type): Declare.
4922 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
4923 * config/rs6000/rs6000.c (build_opaque_vector_type,
4924 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
4925 (rs6000_init_builtins): Use build_opaque_vector_type for
4926 opaque_V4SI_type_node.
4928 2009-04-15 Catherine Moore <clm@codesourcery.com>
4930 * debug.h (set_name): Declare.
4931 * dwarf2out.c (dwarf2out_set_name): Declare.
4932 (dwarf2_debug_hooks): Add set_name.
4933 (find_AT_string): New.
4934 (add_AT_string): Call find_AT_string.
4935 (dwarf2out_set_name): New.
4936 * cp/decl.c (grokdeclarator): Call set_name.
4937 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
4938 * debug.c (do_nothing_debug_hooks): Likewise.
4939 * dbxout.c (dbx_debug_hooks): Likewise.
4940 * sdbout.c (sdb_debug_hooks): Likewise.
4942 2009-04-15 Michael Eager <eager@eagercon.com>
4944 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
4945 reg for single-precision FPU.
4946 * config/rs6000/rs6000.md (movsi_internal1): Only for
4948 (movsi_internal1_single): New. Add pattern to move SI values to/from
4949 single-precision FP regs.
4951 2009-04-15 Richard Guenther <rguenther@suse.de>
4953 * omp-low.c (lower_rec_input_clauses): Build correct address
4955 (expand_omp_for_generic): Fix multiplication type.
4956 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
4957 (generate_memset_zero): Fix types.
4958 * tree-profile.c (prepare_instrumented_value): Correctly
4961 2009-04-15 Ian Lance Taylor <iant@google.com>
4963 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
4964 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
4965 for -Wall and for -Wc++-compat.
4966 (c_common_post_options): For C++, set warn_enum_compare if not
4968 * c-tree.h (struct c_expr): Add field original_type.
4969 (build_external_ref): Update declaration.
4970 * c-parser.c (c_parser_braced_init): Set original_type.
4971 (c_parser_initelt): Likewise.
4972 (c_parser_expr_no_commas): Likewise.
4973 (c_parser_conditional_expression): Likewise.
4974 (c_parser_cast_expression): Likewise.
4975 (c_parser_unary_expression): Likewise. Pull setting of
4976 original_code to top of function.
4977 (c_parser_sizeof_expression): Set original_type.
4978 (c_parser_alignof_expression): Likewise.
4979 (c_parser_postfix_expression): Likewise. Pull setting of
4980 original_code to top of function.
4981 (c_parser_postfix_expression_after_paren_type): Set original_type.
4982 (c_parser_postfix_expression_after_primary): Likewise.
4983 (c_parser_expression): Likewise.
4984 * c-typeck.c (build_external_ref): Add type parameter. Change all
4986 (c_expr_sizeof_expr): Set original_type field.
4987 (parser_build_unary_op): Likewise.
4988 (parser_build_binary_op): Likewise. Optionally warn about
4989 comparisons of enums of different types.
4990 (digest_init): Set original_type field.
4991 (really_start_incremental_init): Likewise.
4992 (push_init_level, pop_init_level): Likewise.
4993 * doc/invoke.texi (Warning Options): -Wenum-compare now
4996 2009-04-15 Richard Guenther <rguenther@suse.de>
4998 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
4999 out a necessary conversion.
5000 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
5001 names we didn't value number.
5002 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
5004 2009-04-15 Richard Guenther <rguenther@suse.de>
5006 PR tree-optimization/39764
5007 * tree-ssa-ccp.c (get_value): Canonicalize value with
5008 canonicalize_float_value.
5010 2009-04-15 Jan Hubicka <jh@suse.cz>
5012 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
5013 Wrong version of patch.
5015 2009-04-15 Jan Hubicka <jh@suse.cz>
5017 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
5019 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
5021 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
5022 our distinct integral and vector types.
5024 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
5026 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
5027 * init.c (build_vtbl_address): Remove call to assemble_external.
5029 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
5031 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
5032 output for other floating point modes.
5034 2009-04-14 Diego Novillo <dnovillo@google.com>
5036 * diagnostic.c (diagnostic_report_diagnostic): Do not
5037 warn about loaded plugins for DK_ERROR and DK_WARNING.
5038 * c-decl.c (declspecs_add_type): Move call to
5039 invoke_plugin_callbacks ...
5040 * c-parser.c (c_parser_declspecs): ... here.
5041 * plugin.c (dump_active_plugins): Tidy output.
5043 2009-04-14 Diego Novillo <dnovillo@google.com>
5044 Le-Chun Wu <lcwu@google.com>
5046 * configure.ac: Add --enable-plugin support.
5047 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
5048 * Makefile.in (PLUGIN_H): Define.
5049 Export ENABLE_PLUGIN and GMPINC to site.exp.
5050 Add PLUGINLIBS to link command.
5051 Add/modify dependencies for plugin.o and files including plugin.h.
5053 * config.in: Regenerate.
5055 * opts.c (common_handle_option): Handle OPT_fplugin_ and
5058 2009-04-14 Le-Chun Wu <lcwu@google.com>
5060 * tree-pass.h (register_one_dump_file): Add a prototype for
5061 register_one_dump_file.
5062 * toplev.c (compile_file): Call initialize_plugins.
5063 (do_compile): Call invoke_plugin_callbacks.
5064 (toplev_main): Call invoke_plugin_callbacks.
5065 * common.opt: Add -fplugin= and -fplugin-arg-.
5066 * gcc-plugin.h: New public header file for plugins to include.
5067 * plugin.c: New source file.
5068 * plugin.h: New internal header file.
5069 * passes.c (register_one_dump_file): Make it external.
5071 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
5073 2009-04-14 Diego Novillo <dnovillo@google.com>
5075 * doc/plugins.texi: New.
5076 * doc/gccint.texi: Add reference to Plugins chapter.
5077 * doc/invoke.texi: Document -fplugin and -fplugin-arg
5078 * diagnostic.c (diagnostic_report_diagnostic): Warn about
5079 loaded plugins, if any.
5080 * timevar.def (TV_PLUGIN_INIT): Define.
5081 (TV_PLUGIN_RUN): Define.
5082 * plugin.c: Include timevar.h
5083 (plugins_active_p): New.
5084 (dump_active_plugins): New.
5085 (debug_active_plugins): New.
5087 2009-04-14 Joseph Myers <joseph@codesourcery.com>
5089 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
5091 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
5093 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
5095 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
5096 the same as a minus without a shift.
5098 2009-04-14 Nick Clifton <nickc@redhat.com>
5100 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
5101 comparisons with small integers will always produce a short
5104 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
5107 2008-12-19 Diego Novillo <dnovillo@google.com>
5109 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
5111 2009-04-14 Richard Guenther <rguenther@suse.de>
5113 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
5115 (verify_gimple_assign_binary): Likewise. Handle shifts and
5117 (verify_gimple_phi): Print the mismatched argument position.
5118 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
5120 (vect_update_init_of_dr): Likewise.
5121 * matrix-reorg.c (transform_access_sites): Do what the
5123 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
5125 2009-04-13 Michael Eager <eager@eagercon.com>
5127 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
5128 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
5129 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
5130 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
5131 remove duplicate config
5133 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5135 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
5136 file_name:line_number type locator of the call site.
5138 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
5140 * genautomata.c: Put blank after comma.
5141 (automaton_decls): New.
5142 (struct unit_usage): Add comments to member next.
5143 (store_alt_unit_usage): Keep the list ordered.
5144 (unit_present_on_list_p, equal_alternatives_p): New.
5145 (check_regexp_units_distribution): Check units distribution
5146 correctness correctly.
5147 (main): Don't write automata if error is found. Return correct
5150 * config/m68k/cf.md (cfv4_ds): Remove.
5151 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
5152 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
5154 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
5155 power4-load-ext, power4-store, power4-store-update,
5156 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
5157 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
5158 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
5159 power4-sqrt, power4-isync): Modify reservation to make correct
5160 unit distribution to automata.
5162 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
5163 power5-store-update, power5-two, power5-three, power5-lmul,
5164 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
5166 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
5168 * except.c (pass_set_nothrow_function_flags): Set name and add
5170 (set_nothrow_function_flags): Mention in the dump file when
5171 changing a function to nothrow.
5173 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
5176 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
5177 instead of unsigned long.
5179 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5181 * config/arm/arm.c (return_used_this_function): Remove.
5182 (arm_output_function_prologue): Remove use of
5183 return_used_this_function.
5184 (output_return_instruction): Replace use of
5185 return_used_this_function
5186 by cfun->machine->return_used_this_function.
5187 (arm_output_epilogue): Likewise.
5188 (arm_output_function_epilogue): Likewise.
5189 (thumb_unexpanded_epilogue): Likewise.
5190 * config/arm/arm.h (struct machine_function):
5191 New member return_used_this_function.
5193 2009-04-12 Mark Mitchell <mark@codesourcery.com>
5195 * doc/install.texi: Correct description of default directory for
5196 --with-gxx-include-dir.
5198 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
5200 * fold-const.c (build_range_check): Properly deal with enumeral and
5203 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
5205 * doc/invoke.texi (max_gcse_passes): Remove documentation.
5206 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
5207 * params.h (MAX_GCSE_PASSES): Remove.
5208 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
5209 in sequence. Remove ability to run multiple passes.
5210 (bypass_jumps): Report run as third CPROP pass.
5212 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
5215 * except.c (can_throw_external): Look at each insn in a SEQUENCE
5216 when deciding whether the whole SEQUENCE can throw.
5218 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
5221 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
5222 offseted label references.
5224 2009-04-11 Jan Hubicka <jh@suse.cz>
5226 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
5228 2009-04-11 Richard Guenther <rguenther@suse.de>
5231 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
5232 return variables as TREE_ADDRESSABLE.
5234 2009-04-11 Richard Guenther <rguenther@suse.de>
5236 PR tree-optimization/39713
5237 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
5238 reference trees have SSA_NAME operands.
5240 2009-04-11 Richard Guenther <rguenther@suse.de>
5243 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
5244 address expressions.
5246 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
5248 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
5249 match changes in Cygwin 1.7
5250 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
5251 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
5253 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5255 PR tree-optimization/39701
5256 * doc/invoke.texi (Optimization Options): Document change in
5257 meaning and initialization of -fdelete-null-pointer-checks.
5259 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5262 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
5264 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
5267 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
5269 2009-04-10 Chao-ying Fu <fu@mips.com>
5271 * doc/tm.texi (Instruction Output): Document
5272 TARGET_ASM_FINAL_POSTSCAN_INSN.
5273 * target.h (final_postscan_insn): New field in asm_out.
5274 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5275 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
5276 * final.c (final_scan_insn): Call
5277 targetm.asm_out.final_postscan_insn after outputting
5278 an asm macro and a normal instruction.
5280 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
5281 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
5282 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
5283 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
5284 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5286 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5289 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
5290 variables as non-NULL even with -fdelete-null-pointer-checks.
5292 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5294 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
5296 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
5299 * config/i386/i386.c (classify_argument): Handle SCmode with
5300 (bit_offset % 64) != 0.
5302 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
5304 * doc/invoke.texi (Optimize Options): Add cross-reference to
5305 -Q --help=optimizers examples.
5307 2009-04-10 Ben Elliston <bje@au.ibm.com>
5310 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
5311 regalign for the reg == fpr and TDmode case.
5313 2009-04-09 David Ayers <ayers@fsfe.org>
5316 * objc/objc-act.c (warn_with_method): Remove helper function.
5317 (check_duplicates): Call warning and inform directly.
5318 (really_start_method): Likewise.
5320 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5322 * expmed.c (expand_divmod): Always use a comparison for a division
5323 by a large unsigned integer.
5325 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
5326 for things others than variables or functions as nonzero.
5328 2009-04-09 Nick Clifton <nickc@redhat.com>
5330 * unwind-compat.c: Change copyright header to refer to version
5331 3 of the GNU General Public License with version 3.1 of the
5332 GCC Runtime Library Exception and to point readers at the
5333 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
5334 * config/alpha/crtfastmath.c: Likewise.
5335 * config/alpha/linux-unwind.h: Likewise.
5336 * config/alpha/qrnnd.asm: Likewise.
5337 * config/alpha/vms-crt0-64.c: Likewise.
5338 * config/alpha/vms-crt0.c: Likewise.
5339 * config/alpha/vms-dwarf2.asm: Likewise.
5340 * config/alpha/vms-dwarf2eh.asm: Likewise.
5341 * config/alpha/vms-psxcrt0-64.c: Likewise.
5342 * config/alpha/vms-psxcrt0.c: Likewise.
5343 * config/alpha/vms_tramp.asm: Likewise.
5344 * config/arc/initfini.c: Likewise.
5345 * config/arc/lib1funcs.asm: Likewise.
5346 * config/arm/bpabi-v6m.S: Likewise.
5347 * config/arm/bpabi.S: Likewise.
5348 * config/arm/bpabi.c: Likewise.
5349 * config/arm/crti.asm: Likewise.
5350 * config/arm/crtn.asm: Likewise.
5351 * config/arm/ieee754-df.S: Likewise.
5352 * config/arm/ieee754-sf.S: Likewise.
5353 * config/arm/lib1funcs.asm: Likewise.
5354 * config/arm/libunwind.S: Likewise.
5355 * config/arm/linux-atomic.c: Likewise.
5356 * config/arm/mmintrin.h: Likewise.
5357 * config/arm/pr-support.c: Likewise.
5358 * config/arm/unaligned-funcs.c: Likewise.
5359 * config/arm/unwind-arm.c: Likewise.
5360 * config/arm/unwind-arm.h: Likewise.
5361 * config/avr/libgcc.S: Likewise.
5362 * config/bfin/crti.s: Likewise.
5363 * config/bfin/crtlibid.s: Likewise.
5364 * config/bfin/crtn.s: Likewise.
5365 * config/bfin/lib1funcs.asm: Likewise.
5366 * config/bfin/linux-unwind.h: Likewise.
5367 * config/cris/arit.c: Likewise.
5368 * config/cris/cris_abi_symbol.c: Likewise.
5369 * config/darwin-64.c: Likewise.
5370 * config/darwin-crt2.c: Likewise.
5371 * config/darwin-crt3.c: Likewise.
5372 * config/darwin.h: Likewise.
5373 * config/dbxelf.h: Likewise.
5374 * config/dfp-bit.c: Likewise.
5375 * config/dfp-bit.h: Likewise.
5376 * config/elfos.h: Likewise.
5377 * config/fixed-bit.c: Likewise.
5378 * config/fixed-bit.h: Likewise.
5379 * config/fp-bit.c: Likewise.
5380 * config/fp-bit.h: Likewise.
5381 * config/fr30/crti.asm: Likewise.
5382 * config/fr30/crtn.asm: Likewise.
5383 * config/fr30/lib1funcs.asm: Likewise.
5384 * config/freebsd-spec.h: Likewise.
5385 * config/frv/cmovd.c: Likewise.
5386 * config/frv/cmovh.c: Likewise.
5387 * config/frv/cmovw.c: Likewise.
5388 * config/frv/frvbegin.c: Likewise.
5389 * config/frv/frvend.c: Likewise.
5390 * config/frv/lib1funcs.asm: Likewise.
5391 * config/glibc-stdint.h: Likewise.
5392 * config/h8300/clzhi2.c: Likewise.
5393 * config/h8300/crti.asm: Likewise.
5394 * config/h8300/crtn.asm: Likewise.
5395 * config/h8300/ctzhi2.c: Likewise.
5396 * config/h8300/fixunssfsi.c: Likewise.
5397 * config/h8300/lib1funcs.asm: Likewise.
5398 * config/h8300/parityhi2.c: Likewise.
5399 * config/h8300/popcounthi2.c: Likewise.
5400 * config/i386/ammintrin.h: Likewise.
5401 * config/i386/att.h: Likewise.
5402 * config/i386/avxintrin.h: Likewise.
5403 * config/i386/biarch64.h: Likewise.
5404 * config/i386/bmmintrin.h: Likewise.
5405 * config/i386/cpuid.h: Likewise.
5406 * config/i386/cross-stdarg.h: Likewise.
5407 * config/i386/crtfastmath.c: Likewise.
5408 * config/i386/crtprec.c: Likewise.
5409 * config/i386/cygming-crtbegin.c: Likewise.
5410 * config/i386/cygming-crtend.c: Likewise.
5411 * config/i386/cygwin.asm: Likewise.
5412 * config/i386/emmintrin.h: Likewise.
5413 * config/i386/gmm_malloc.h: Likewise.
5414 * config/i386/gthr-win32.c: Likewise.
5415 * config/i386/i386.h: Likewise.
5416 * config/i386/immintrin.h: Likewise.
5417 * config/i386/linux-unwind.h: Likewise.
5418 * config/i386/linux64.h: Likewise.
5419 * config/i386/mm3dnow.h: Likewise.
5420 * config/i386/mmintrin-common.h: Likewise.
5421 * config/i386/mmintrin.h: Likewise.
5422 * config/i386/nmmintrin.h: Likewise.
5423 * config/i386/pmm_malloc.h: Likewise.
5424 * config/i386/pmmintrin.h: Likewise.
5425 * config/i386/smmintrin.h: Likewise.
5426 * config/i386/sol2-c1.asm: Likewise.
5427 * config/i386/sol2-ci.asm: Likewise.
5428 * config/i386/sol2-cn.asm: Likewise.
5429 * config/i386/sol2-gc1.asm: Likewise.
5430 * config/i386/tmmintrin.h: Likewise.
5431 * config/i386/unix.h: Likewise.
5432 * config/i386/w32-unwind.h: Likewise.
5433 * config/i386/wmmintrin.h: Likewise.
5434 * config/i386/x86-64.h: Likewise.
5435 * config/i386/x86intrin.h: Likewise.
5436 * config/i386/xmmintrin.h: Likewise.
5437 * config/ia64/crtbegin.asm: Likewise.
5438 * config/ia64/crtend.asm: Likewise.
5439 * config/ia64/crtfastmath.c: Likewise.
5440 * config/ia64/crti.asm: Likewise.
5441 * config/ia64/crtn.asm: Likewise.
5442 * config/ia64/fde-glibc.c: Likewise.
5443 * config/ia64/lib1funcs.asm: Likewise.
5444 * config/ia64/linux-unwind.h: Likewise.
5445 * config/ia64/quadlib.c: Likewise.
5446 * config/ia64/unwind-ia64.c: Likewise.
5447 * config/linux.h: Likewise.
5448 * config/m32c/m32c-lib1.S: Likewise.
5449 * config/m32c/m32c-lib2-trapv.c: Likewise.
5450 * config/m32c/m32c-lib2.c: Likewise.
5451 * config/m32r/initfini.c: Likewise.
5452 * config/m68hc11/larith.asm: Likewise.
5453 * config/m68hc11/m68hc11-crt0.S: Likewise.
5454 * config/m68k/cf.md: Likewise.
5455 * config/m68k/crti.s: Likewise.
5456 * config/m68k/crtn.s: Likewise.
5457 * config/m68k/lb1sf68.asm: Likewise.
5458 * config/m68k/linux-unwind.h: Likewise.
5459 * config/mcore/crti.asm: Likewise.
5460 * config/mcore/crtn.asm: Likewise.
5461 * config/mcore/lib1.asm: Likewise.
5462 * config/mips/linux-unwind.h: Likewise.
5463 * config/mips/loongson.h: Likewise.
5464 * config/mips/mips16.S: Likewise.
5465 * config/mmix/crti.asm: Likewise.
5466 * config/mmix/crtn.asm: Likewise.
5467 * config/pa/fptr.c: Likewise.
5468 * config/pa/hpux-unwind.h: Likewise.
5469 * config/pa/lib2funcs.asm: Likewise.
5470 * config/pa/linux-atomic.c: Likewise.
5471 * config/pa/linux-unwind.h: Likewise.
5472 * config/pa/milli64.S: Likewise.
5473 * config/pa/quadlib.c: Likewise.
5474 * config/pa/stublib.c: Likewise.
5475 * config/picochip/libgccExtras/adddi3.asm: Likewise.
5476 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
5477 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
5478 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
5479 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
5480 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
5481 * config/picochip/libgccExtras/divmod15.asm: Likewise.
5482 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
5483 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
5484 * config/picochip/libgccExtras/longjmp.asm: Likewise.
5485 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
5486 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
5487 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
5488 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
5489 * config/picochip/libgccExtras/setjmp.asm: Likewise.
5490 * config/picochip/libgccExtras/subdi3.asm: Likewise.
5491 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
5492 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
5493 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
5494 * config/rs6000/750cl.h: Likewise.
5495 * config/rs6000/altivec.h: Likewise.
5496 * config/rs6000/biarch64.h: Likewise.
5497 * config/rs6000/crtresfpr.asm: Likewise.
5498 * config/rs6000/crtresgpr.asm: Likewise.
5499 * config/rs6000/crtresxfpr.asm: Likewise.
5500 * config/rs6000/crtresxgpr.asm: Likewise.
5501 * config/rs6000/crtsavfpr.asm: Likewise.
5502 * config/rs6000/crtsavgpr.asm: Likewise.
5503 * config/rs6000/darwin-asm.h: Likewise.
5504 * config/rs6000/darwin-fallback.c: Likewise.
5505 * config/rs6000/darwin-fpsave.asm: Likewise.
5506 * config/rs6000/darwin-ldouble.c: Likewise.
5507 * config/rs6000/darwin-tramp.asm: Likewise.
5508 * config/rs6000/darwin-unwind.h: Likewise.
5509 * config/rs6000/darwin-vecsave.asm: Likewise.
5510 * config/rs6000/darwin-world.asm: Likewise.
5511 * config/rs6000/e500crtres32gpr.asm: Likewise.
5512 * config/rs6000/e500crtres64gpr.asm: Likewise.
5513 * config/rs6000/e500crtres64gprctr.asm: Likewise.
5514 * config/rs6000/e500crtrest32gpr.asm: Likewise.
5515 * config/rs6000/e500crtrest64gpr.asm: Likewise.
5516 * config/rs6000/e500crtresx32gpr.asm: Likewise.
5517 * config/rs6000/e500crtresx64gpr.asm: Likewise.
5518 * config/rs6000/e500crtsav32gpr.asm: Likewise.
5519 * config/rs6000/e500crtsav64gpr.asm: Likewise.
5520 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
5521 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
5522 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
5523 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
5524 * config/rs6000/eabi-ci.asm: Likewise.
5525 * config/rs6000/eabi-cn.asm: Likewise.
5526 * config/rs6000/eabi.asm: Likewise.
5527 * config/rs6000/linux-unwind.h: Likewise.
5528 * config/rs6000/linux64.h: Likewise.
5529 * config/rs6000/paired.h: Likewise.
5530 * config/rs6000/paired.md: Likewise.
5531 * config/rs6000/ppc64-fp.c: Likewise.
5532 * config/rs6000/ppu_intrinsics.h: Likewise.
5533 * config/rs6000/rs6000.h: Likewise.
5534 * config/rs6000/si2vmx.h: Likewise.
5535 * config/rs6000/sol-ci.asm: Likewise.
5536 * config/rs6000/sol-cn.asm: Likewise.
5537 * config/rs6000/spe.h: Likewise.
5538 * config/rs6000/spu2vmx.h: Likewise.
5539 * config/rs6000/sysv4.h: Likewise.
5540 * config/rs6000/tramp.asm: Likewise.
5541 * config/rs6000/vec_types.h: Likewise.
5542 * config/s390/linux-unwind.h: Likewise.
5543 * config/s390/tpf-unwind.h: Likewise.
5544 * config/score/crti.asm: Likewise.
5545 * config/score/crtn.asm: Likewise.
5546 * config/sh/crt1.asm: Likewise.
5547 * config/sh/crti.asm: Likewise.
5548 * config/sh/crtn.asm: Likewise.
5549 * config/sh/divtab-sh4-300.c: Likewise.
5550 * config/sh/divtab-sh4.c: Likewise.
5551 * config/sh/divtab.c: Likewise.
5552 * config/sh/lib1funcs-4-300.asm: Likewise.
5553 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
5554 * config/sh/lib1funcs.asm: Likewise.
5555 * config/sh/lib1funcs.h: Likewise.
5556 * config/sh/linux-atomic.asm: Likewise.
5557 * config/sh/linux-unwind.h: Likewise.
5558 * config/sh/shmedia.h: Likewise.
5559 * config/sh/sshmedia.h: Likewise.
5560 * config/sh/ushmedia.h: Likewise.
5561 * config/sparc/crtfastmath.c: Likewise.
5562 * config/sparc/linux-unwind.h: Likewise.
5563 * config/sparc/sol2-c1.asm: Likewise.
5564 * config/sparc/sol2-ci.asm: Likewise.
5565 * config/sparc/sol2-cn.asm: Likewise.
5566 * config/spu/divmodti4.c: Likewise.
5567 * config/spu/divv2df3.c: Likewise.
5568 * config/spu/float_disf.c: Likewise.
5569 * config/spu/float_unsdidf.c: Likewise.
5570 * config/spu/float_unsdisf.c: Likewise.
5571 * config/spu/float_unssidf.c: Likewise.
5572 * config/spu/mfc_multi_tag_release.c: Likewise.
5573 * config/spu/mfc_multi_tag_reserve.c: Likewise.
5574 * config/spu/mfc_tag_release.c: Likewise.
5575 * config/spu/mfc_tag_reserve.c: Likewise.
5576 * config/spu/mfc_tag_table.c: Likewise.
5577 * config/spu/multi3.c: Likewise.
5578 * config/spu/spu_internals.h: Likewise.
5579 * config/spu/spu_intrinsics.h: Likewise.
5580 * config/spu/spu_mfcio.h: Likewise.
5581 * config/spu/vec_types.h: Likewise.
5582 * config/spu/vmx2spu.h: Likewise.
5583 * config/stormy16/stormy16-lib2.c: Likewise.
5584 * config/svr4.h: Likewise.
5585 * config/sync.c: Likewise.
5586 * config/v850/lib1funcs.asm: Likewise.
5587 * config/vxlib-tls.c: Likewise.
5588 * config/vxlib.c: Likewise.
5589 * config/vxworks-dummy.h: Likewise.
5590 * config/xtensa/crti.asm: Likewise.
5591 * config/xtensa/crtn.asm: Likewise.
5592 * config/xtensa/ieee754-df.S: Likewise.
5593 * config/xtensa/ieee754-sf.S: Likewise.
5594 * config/xtensa/lib1funcs.asm: Likewise.
5595 * config/xtensa/lib2funcs.S: Likewise.
5596 * config/xtensa/linux-unwind.h: Likewise.
5597 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
5598 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
5599 * coretypes.h: Likewise.
5600 * crtstuff.c: Likewise.
5601 * defaults.h: Likewise.
5602 * dwarf2.h: Likewise.
5603 * emutls.c: Likewise.
5604 * gbl-ctors.h: Likewise.
5605 * gcov-io.h: Likewise.
5606 * ginclude/float.h: Likewise.
5607 * ginclude/iso646.h: Likewise.
5608 * ginclude/stdarg.h: Likewise.
5609 * ginclude/stdbool.h: Likewise.
5610 * ginclude/stddef.h: Likewise.
5611 * ginclude/stdfix.h: Likewise.
5612 * ginclude/stdint-gcc.h: Likewise.
5613 * ginclude/tgmath.h: Likewise.
5614 * gthr-aix.h: Likewise.
5615 * gthr-dce.h: Likewise.
5616 * gthr-gnat.c: Likewise.
5617 * gthr-gnat.h: Likewise.
5618 * gthr-lynx.h: Likewise.
5619 * gthr-mipssde.h: Likewise.
5620 * gthr-nks.h: Likewise.
5621 * gthr-posix.c: Likewise.
5622 * gthr-posix.h: Likewise.
5623 * gthr-posix95.h: Likewise.
5624 * gthr-rtems.h: Likewise.
5625 * gthr-single.h: Likewise.
5626 * gthr-solaris.h: Likewise.
5627 * gthr-tpf.h: Likewise.
5628 * gthr-vxworks.h: Likewise.
5629 * gthr-win32.h: Likewise.
5631 * libgcc2.c: Likewise.
5632 * libgcc2.h: Likewise.
5633 * libgcov.c: Likewise.
5634 * tsystem.h: Likewise.
5635 * typeclass.h: Likewise.
5636 * unwind-c.c: Likewise.
5637 * unwind-compat.h: Likewise.
5638 * unwind-dw2-fde-compat.c: Likewise.
5639 * unwind-dw2-fde-darwin.c: Likewise.
5640 * unwind-dw2-fde-glibc.c: Likewise.
5641 * unwind-dw2-fde.c: Likewise.
5642 * unwind-dw2-fde.h: Likewise.
5643 * unwind-dw2.c: Likewise.
5644 * unwind-dw2.h: Likewise.
5645 * unwind-generic.h: Likewise.
5646 * unwind-pe.h: Likewise.
5647 * unwind-sjlj.c: Likewise.
5648 * unwind.inc: Likewise.
5649 * config/arm/neon-gen.ml: Change generated copyright header to
5650 refer to version 3 of the GNU General Public License with
5651 version 3.1 of the GCC Runtime Library Exception and to point
5652 readers at the COPYING3 and COPYING3.RUNTIME files and the
5653 FSF's license web page.
5654 * config/arm/arm_neon.h: Regenerate.
5656 2009-04-09 Jakub Jelinek <jakub@redhat.com>
5658 * config/cris/cris.md: Change copyright header to refer to version
5659 3 of the GNU General Public License.
5660 * doc/install.texi2html: Change copyright header to refer to version
5661 3 of the GNU General Public License and to point readers at the
5662 COPYING3 file and the FSF's license web page.
5663 * config/vax/linux.h: Likewise.
5665 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5667 * config/i386/i386.md (cmpcc): New.
5668 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
5669 (sync_compare_and_swap_cc*): Delete.
5671 * config/s390/s390.c (s390_compare_emitted): Remove.
5672 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
5673 s390_compare_emitted used to be handled. Assert that modes match.
5674 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
5675 refer to sync_compare_and_swap_ccsi.
5676 * config/s390/s390.h (s390_compare_emitted): Remove.
5677 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
5678 instead of s390_compare_emitted.
5679 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
5680 instead of s390_compare_emitted.
5681 * config/s390/s390.md (cmpcc): New.
5682 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
5683 CC_REGNUM, do not pretend it's set.
5684 (sync_compare_and_swap_cc*): Delete.
5685 * config/s390/predicates.md (cc_reg_operand): New.
5687 * expr.c (sync_compare_and_swap_cc): Delete.
5688 * optabs.h (sync_compare_and_swap_cc): Delete.
5689 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
5690 is being used with can_compare_p.
5691 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
5693 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
5694 look for a MODE_CC set instead. Use emit_store_flag.
5695 (expand_compare_and_swap_loop): Likewise, with some additional
5696 complication to avoid a force_reg when useless. Use
5697 emit_cmp_and_jump_insns.
5698 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
5699 * doc/md.texi (sync_compare_and_swap_cc): Merge with
5700 sync_compare_and_swap documentation.
5702 2009-04-09 Jan Hubicka <jh@suse.cz>
5704 * except.c (find_prev_try): Break out from ....
5705 (duplicate_eh_regions): ... here; properly update prev_try pointers
5706 when duplication part of tree.
5707 (dump_eh_tree): Improve dumping.
5708 (verify_eh_region): New.
5709 (verify_eh_tree): Use it.
5711 2009-04-06 Richard Guenther <rguenther@suse.de>
5713 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
5714 &ARRAY addresses by adjusting their types and prepending
5716 * tree-cfg.c (verify_gimple_assign_single): Verify that
5717 addresses are correct.
5719 2009-04-09 Richard Guenther <rguenther@suse.de>
5721 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
5722 indices into an array reference if possible.
5723 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5724 Fold POINTER_PLUS_EXPR statements with invariant address.
5726 2009-04-09 Alan Modra <amodra@bigpond.net.au>
5729 * config.gcc (powerpc64-*-linux*): Always build biarch.
5731 2009-04-09 Joseph Myers <joseph@codesourcery.com>
5734 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
5735 it and pedwarn if this results in an INTEGER_CST.
5737 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5739 * doc/install.texi: Update minimum GMP version. Remove obsolete
5740 text in MPFR section.
5742 2009-04-08 Jakub Jelinek <jakub@redhat.com>
5744 * dwarf2out.c (class_scope_p): New static inline.
5745 (class_or_namespace_scope_p): Use it.
5746 (gen_variable_die): Use DW_TAG_member tag for static data member
5747 declarations instead of DW_TAG_variable.
5750 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
5753 2009-04-08 Richard Guenther <rguenther@suse.de>
5755 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
5756 valueize random data.
5758 2009-04-08 David Edelsohn <edelsohn@gnu.org>
5760 * config.gcc (aix tm_file): Add aix-stdint.h.
5761 (aix tm clause use_gcc_stdint): Set to wrap.
5762 * config/rs6000/aix-stdint.h: New file.
5764 2009-04-08 Richard Guenther <rguenther@suse.de>
5767 * tree-dfa.c (add_referenced_var): Do not recurse into
5768 global initializers.
5769 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
5771 (fold_const_aggregate_ref): Likewise.
5773 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
5775 * recog.c (ordered_comparison_operator): New.
5776 * gensupport.c (std_preds): Add it.
5777 * doc/md.texi (Machine-Independent Predicates): Document it.
5779 2009-04-08 Jan Hubicka <jh@suse.cz>
5781 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
5782 * function.h (rtl_eh): Remove exception_handler_label_map.
5783 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
5784 remove_exception_handler_label, for_each_eh_label_1): Remove.
5785 (rtl_remove_unreachable_regions): Remove.
5786 (convert_from_eh_region_ranges): Do not remove unreachable regions.
5787 (find_exception_handler_labels): Don't build the hashtable.
5788 (maybe_remove_eh_handler): Remove.
5789 (for_each_eh_label): Rewrite to walk the tree.
5790 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
5791 * except.h (maybe_remove_eh_handler): Remove.
5792 * passes.c (init_optimization_passes): Schedule second EH cleanup
5794 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
5795 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
5797 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
5799 * genoutput.c (validate_optab_operands): New.
5800 (gen_insn, gen_expand): Call it.
5802 * genflags.c (gen_insn): Detect misused iterators.
5803 (main): Pass line_no to gen_insn, exit with status 1 on error.
5805 * genextract.c (line_no): Make global.
5806 (VEC_safe_set_locstr): Change assertion to error message.
5807 (main): Exit with status 1 on error.
5809 2009-04-08 Joseph Myers <joseph@codesourcery.com>
5813 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5814 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5815 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
5816 * c-convert.c (convert): Do not call fold on results of conversion
5817 functions when the result is a C_MAYBE_CONST_EXPR.
5818 * c-parser.c (c_parser_postfix_expression): Do not fold condition
5819 of __builtin_choose_expr.
5820 * c-typeck.c (remove_c_maybe_const_expr): New.
5821 (build_unary_op, build_conditional_expr, build_compound_expr,
5822 build_binary_op, c_objc_common_truthvalue_conversion): Call
5823 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
5826 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
5828 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
5829 CODE to produce a new one. Add a prototype to use fold_convert_const
5831 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
5834 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
5835 mix declarations and code.
5837 2009-04-08 Ben Elliston <bje@au.ibm.com>
5839 * gcc.c: Replace `CC' with `GCC' throughout.
5841 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
5843 * doc/invoke.texi: Document Atom support.
5845 2009-04-07 Jason Merrill <jason@redhat.com>
5848 * c-common.h, c-common.c: Add flag_pretty_templates.
5849 * c-opts.c (c_common_handle_option): Set it.
5850 * c.opt: Add -fno-pretty-templates.
5851 * doc/invoke.texi (C++ Dialect Options): Likewise.
5853 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
5855 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
5856 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
5857 (ia64_expand_builtin): Likewise.
5859 2009-04-07 Martin Jambor <mjambor@suse.cz>
5861 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
5862 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
5863 ADDR_EXPRS are include too.
5865 2009-04-07 Richard Guenther <rguenther@suse.de>
5867 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
5868 decls are only used if passes as parameters or if they are
5869 local statics and the call is not to a builtin.
5870 (call_may_clobber_ref_p_1): Likewise.
5872 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5874 * expr.c (do_store_flag): Remove last argument. Simplify code
5875 to avoid duplication of tests already done by can_compare_p.
5876 (expand_expr_real_1): Adjust caller.
5878 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5880 * optabs.c (can_compare_p): Test the predicate of a
5881 cbranch and cstore pattern.
5883 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5885 * expr.c (convert_move): Use emit_store_flag instead of
5888 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5890 * config/i386/i386.c (ix86_compare_emitted): Remove.
5891 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
5892 ix86_compare_op0 like ix86_compare_emitted used to be handled.
5893 * config/i386/i386.h (ix86_compare_emitted): Remove.
5894 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
5895 instead of ix86_compare_emitted.
5896 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
5898 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
5900 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
5901 Add t-sysroot-suffix to tmake_file.
5902 * config/print-sysroot-suffix.sh: New file.
5903 * config/t-sysroot-suffix: New file.
5905 2009-04-07 Ben Elliston <bje@au.ibm.com>
5907 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
5908 as the latter produces a warning when the target does not support
5911 2009-04-07 Ben Elliston <bje@au.ibm.com>
5913 * dfp.c: Replace type punning assignments with memcpy throughout.
5914 * Makefile.in (dfp.o-warn): Remove.
5916 2009-04-07 Alan Modra <amodra@bigpond.net.au>
5919 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
5920 Include soft-fp/t-softfp after rs6000/t-linux64.
5922 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
5924 * stor-layout.c (set_sizetype): Use the full precision of their
5925 machine mode for bitsize types.
5927 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
5929 * config/i386/i386.md: Revert 2 accidental checkins.
5931 2009-04-06 Joey Ye <joey.ye@intel.com>
5932 Xuepeng Guo <xuepeng.guo@intel.com>
5933 H.J. Lu <hongjiu.lu@intel.com>
5935 Atom pipeline model, tuning and insn selection.
5936 * config.gcc (atom): Add atom config options and target.
5938 * config/i386/atom.md: New.
5940 * config/i386/i386.c (atom_cost): New cost.
5941 (m_ATOM): New macro flag.
5942 (initial_ix86_tune_features): Set m_ATOM.
5943 (x86_accumulate_outgoing_args): Likewise.
5944 (x86_arch_always_fancy_math_387): Likewise.
5945 (processor_target): Add Atom cost.
5946 (cpu_names): Add Atom cpu name.
5947 (override_options): Set Atom ISA.
5948 (ix86_issue_rate): New case PROCESSOR_ATOM.
5949 (ix86_adjust_cost): Likewise.
5951 * config/i386/i386.h (TARGET_ATOM): New target macro.
5952 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
5953 (TARGET_OPT_AGU): New target option.
5954 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
5955 (processor_type): Add PROCESSOR_ATOM.
5957 * config/i386/i386.md (cpu): Add new value "atom".
5958 (use_carry, movu): New attr.
5959 (atom.md): Include atom.md.
5960 (adddi3_carry_rex64): Set attr "use_carry".
5961 (addqi3_carry): Likewise.
5962 (addhi3_carry): Likewise.
5963 (addsi3_carry): Likewise.
5964 (*addsi3_carry_zext): Likewise.
5965 (subdi3_carry_rex64): Likewise.
5966 (subqi3_carry): Likewise.
5967 (subhi3_carry): Likewise.
5968 (subsi3_carry): Likewise.
5969 (x86_movdicc_0_m1_rex64): Likewise.
5970 (*x86_movdicc_0_m1_se): Likewise.
5971 (x86_movsicc_0_m1): Likewise.
5972 (*x86_movsicc_0_m1_se): Likewise.
5973 (*adddi_1_rex64): Emit add insn as much as possible.
5974 (*addsi_1): Likewise.
5975 (return_internal): Set atom_unit.
5976 (return_internal_long): Likewise.
5977 (return_pop_internal): Likewise.
5978 (*rcpsf2_sse): Set atom_sse_attr attr.
5979 (*qrt<mode>2_sse): Likewise.
5980 (*prefetch_sse): Likewise.
5982 * config/i386/i386-c.c (ix86_target_macros_internal): New case
5984 (ix86_target_macros_internal): Likewise.
5986 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
5987 (*prefetch_sse_rex): Likewise.
5988 (sse_rcpv4sf2): Likewise.
5989 (sse_vmrcpv4sf2): Likewise.
5990 (sse_sqrtv4sf2): Likewise.
5991 (<sse>_vmsqrt<mode>2): Likewise.
5992 (sse_ldmxcsr): Likewise.
5993 (sse_stmxcsr): Likewise.
5994 (*sse_sfence): Likewise.
5995 (sse2_clflush): Likewise.
5996 (*sse2_mfence): Likewise.
5997 (*sse2_lfence): Likewise.
5998 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
5999 (<sse>_movup<ssemodesuffixf2c>): Likewise.
6000 (avx_movdqu<avxmodesuffix>): Likewise.
6001 (avx_lddqu<avxmodesuffix>): Likewise.
6002 (sse2_movntv2di): Change attr "type" to "ssemov".
6003 (sse2_movntsi): Likewise.
6004 (rsqrtv8sf2): Change attr "type" to "sseadd".
6005 (sse3_addsubv2df3): Set attr "atom_unit".
6006 (sse3_h<plusminus_insn>v4sf3): Likewise.
6007 (*sse2_pmaddwd): Likewise.
6008 (*vec_extractv2di_1_rex64): Likewise.
6009 (*vec_extractv2di_1_avx): Likewise.
6010 (sse2_psadbw): Likewise.
6011 (ssse3_phaddwv8hi3): Likewise.
6012 (ssse3_phaddwv4hi3): Likewise.
6013 (ssse3_phadddv4si3): Likewise.
6014 (ssse3_phadddv2si3): Likewise.
6015 (ssse3_phaddswv8hi3): Likewise.
6016 (ssse3_phaddswv4hi3): Likewise.
6017 (ssse3_phsubwv8hi3): Likewise.
6018 (ssse3_phsubwv4hi3): Likewise.
6019 (ssse3_phsubdv4si3): Likewise.
6020 (ssse3_phsubdv2si3): Likewise.
6021 (ssse3_phsubswv8hi3): Likewise.
6022 (ssse3_phsubswv4hi3): Likewise.
6023 (ssse3_pmaddubsw128): Likewise.
6024 (sse3_pmaddubsw: Likewise.
6025 (ssse3_palignrti): Likewise.
6026 (ssse3_palignrdi): Likewise.
6028 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
6030 * doc/install.texi (Specific): Fix two cross-references to MinGW.
6032 2009-04-06 Richard Guenther <rguenther@suse.de>
6034 PR tree-optimization/28868
6035 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
6036 of which PHI results we inserted.
6037 (insert_into_preds_of_block): Record inserted PHIs.
6038 (eliminate): Eliminate redundant PHI nodes.
6039 (init_pre): Init inserted_phi_names.
6041 2009-04-06 Richard Guenther <rguenther@suse.de>
6043 PR tree-optimization/39643
6044 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
6045 IMAGPART_EXPRs of complex constants.
6046 (execute_fold_all_builtins): If we folded a call queue
6047 TODO_update_address_taken.
6049 2009-04-06 Jan Hubicka <jh@suse.cz>
6052 * except.c (remove_unreachable_regions): Propagate may_contain_throw
6055 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
6057 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
6059 (ic_invalidate_array): Likewise.
6061 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
6063 * calls.c (emit_library_call_value_1): Fix a problem with parameter
6064 alignment for library calls.
6066 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
6068 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
6069 (mingw32 tm clause use_gcc_stdint): Set to wrap.
6070 * config/i386/mingw-stdint.h: New file.
6072 2009-04-05 Richard Guenther <rguenther@suse.de>
6074 PR tree-optimization/39648
6075 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
6076 our &A vs. &A[0] IL deficiencies.
6078 2009-04-04 Jan Hubicka <jh@suse.cz>
6080 * except.c (sjlj_find_directly_reachable_regions): Be ready for
6081 removed toplevel regions.
6082 (sjlj_mark_call_sites): Likewise.
6084 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
6086 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
6087 (cygwin tm clause use_gcc_stdint): Set to wrap.
6088 * config/i386/cygwin-stdint.h: New file.
6090 2009-04-04 Richard Guenther <rguenther@suse.de>
6092 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
6093 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
6094 single-argument PHIs if we are in loop-closed SSA form.
6095 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
6096 for the pre-condition.
6097 (slpeel_tree_peel_loop_to_edge): Likewise.
6098 (vect_build_loop_niters): Take an optional sequence to append stmts.
6099 (vect_generate_tmps_on_preheader): Likewise.
6100 (vect_do_peeling_for_loop_bound): Take extra guards for the
6102 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
6103 the cost model check.
6104 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
6105 guards if we are going to peel. Do not apply versioning in that case.
6106 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
6107 (vect_do_peeling_for_loop_bound): Likewise.
6108 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
6109 loop bound only record extra pre-conditions, do not apply loop
6112 2009-04-04 Richard Guenther <rguenther@suse.de>
6114 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
6117 2009-04-04 Jan Hubicka <jh@suse.cz>
6119 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
6120 last_basic_block for size of bb->index indexed array.
6121 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
6122 compute_out, link_btr_uses, build_btr_def_use_webs,
6123 build_btr_def_use_webs, migrate_btr_defs): Likewise.
6125 2009-04-04 Jan Hubicka <jh@suse.cz>
6127 * except.c (remove_eh_handler_and_replace): Break out from ...
6128 (remove_eh_handler): ... here.
6129 (bring_to_root): New function.
6130 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
6131 handled ones, bring others to root of tree.
6133 2009-04-04 Jan Hubicka <jh@suse.cz>
6135 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
6136 (all_phis_safe_to_merge): New function.
6137 (update_info): New structure.
6138 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
6139 (cleanup_empty_eh): Update SSA if possible.
6141 2009-04-04 Richard Guenther <rguenther@suse.de>
6143 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
6144 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
6145 (append_vuse): Likewise.
6147 2009-04-04 Jakub Jelinek <jakub@redhat.com>
6149 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
6150 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
6151 instead of REG_UNSAVED for DW_CFA_undefined.
6152 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
6153 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
6156 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
6159 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
6160 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
6161 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
6163 2009-04-04 Richard Guenther <rguenther@suse.de>
6165 PR tree-optimization/8781
6166 PR tree-optimization/37892
6167 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
6168 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
6169 (valueize_refs): Call it for *& valueizations.
6170 (shared_reference_ops_from_ref): Rename to ...
6171 (valueize_shared_reference_ops_from_ref): ... this and valueize.
6172 (shared_reference_ops_from_call): Rename to ...
6173 (valueize_shared_reference_ops_from_call): ... this and valueize.
6174 (vn_reference_lookup): Update.
6175 (visit_reference_op_call): Likewise.
6176 * tree-ssa-pre.c (phi_translate_1): Fold *&.
6177 (eliminate): Value-replace the call address in call statements.
6179 2009-04-04 Richard Guenther <rguenther@suse.de>
6181 PR tree-optimization/39636
6182 * tree-ssa-forwprop.c
6183 (forward_propagate_addr_into_variable_array_index): Check for
6184 GIMPLE_ASSIGN before accessing the rhs code.
6186 2009-04-03 Jason Merrill <jason@redhat.com>
6188 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
6190 2009-04-03 Steve Ellcey <sje@cup.hp.com>
6192 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
6193 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
6194 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
6195 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
6196 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
6197 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
6198 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
6199 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
6200 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
6201 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
6202 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
6203 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
6204 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
6205 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
6206 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
6207 Use fr_reg_or_fp01_operand instead of fr_register_operand
6209 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
6210 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
6211 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
6213 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
6215 PR rtl-optimization/39607
6216 PR rtl-optimization/39631
6220 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6221 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
6222 instead of DF_LR_OUT.
6223 * ira-lives.c (process_bb_node_lives): Ditto.
6224 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
6225 instead of DF_LR_{OUT,IN}.
6226 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
6227 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
6229 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
6231 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
6232 (execute_lower_omp): Always run but take the short way out if -fopenmp
6234 (gate_lower_omp): Remove, forcing the pass manager to always run the
6235 pass and always set PROP_gimple_lomp.
6236 (pass_lower_omp): Remove gate function.
6237 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
6238 PROP_trees. Instead, require it.
6239 * ipa-cp.c (pass_ipa_cp): Likewise.
6240 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
6241 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
6242 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
6243 and PROP_gimple_leh.
6245 2009-04-03 Richard Guenther <rguenther@suse.de>
6248 PR tree-optimization/23940
6249 PR tree-optimization/33237
6252 PR tree-optimization/36201
6253 PR tree-optimization/36230
6254 PR tree-optimization/38049
6255 PR tree-optimization/38207
6256 PR tree-optimization/38230
6257 PR tree-optimization/38301
6258 PR tree-optimization/38585
6260 PR tree-optimization/38985
6261 PR tree-optimization/39299
6262 * tree-ssa-structalias.h: Remove.
6263 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
6264 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
6265 (struct vuse_element_d): Remove.
6266 (struct vuse_vec_d): Likewise.
6267 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
6268 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
6269 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
6270 VUSE_ELEMENT_VAR): Likewise.
6271 (struct voptype_d): Likewise.
6272 (NUM_VOP_FREE_BUCKETS): Likewise.
6273 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
6274 (struct stmt_operands_d): Remove.
6275 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
6276 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
6277 VDEF_NUM, VDEF_VECT): Likewise.
6278 (copy_virtual_operands): Remove.
6279 (operand_build_cmp): Likewise.
6280 (create_ssa_artificial_load_stmt): Likewise.
6281 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
6282 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
6283 vuse_index and mayuse_index members. Pack and move done and iter_type
6284 members to the front.
6285 (SSA_OP_VMAYUSE): Remove.
6286 (SSA_OP_VIRTUAL_USES): Adjust.
6287 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
6288 (unlink_stmt_vdef): Declare.
6289 (add_to_addressable_set): Remove.
6290 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
6291 (vrp_visit_stmt): Likewise.
6292 * doc/tree-ssa.texi (Alias analysis): Update.
6293 * doc/invoke.texi (max-aliased-vops): Remove docs.
6294 (avg-aliased-vops): Likewise.
6295 * tree-into-ssa.c (syms_to_rename): Remove.
6296 (need_to_update_vops_p): Likewise.
6297 (need_to_initialize_update_ssa_p): Rename to ...
6298 (update_ssa_initialized_fn): ... this. Track function we are
6300 (symbol_marked_for_renaming): Simplify.
6301 (add_new_name_mapping): Do not set need_to_update_vops_p.
6302 (dump_currdefs): Use SYMS_TO_RENAME.
6303 (rewrite_update_stmt): Always walk all uses/defs.
6304 (dump_update_ssa): Adjust.
6305 (init_update_ssa): Take function argument. Track what we are
6307 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
6308 (create_new_def_for): Initialize for cfun, assert we are initialized
6310 (mark_sym_for_renaming): Simplify.
6311 (mark_set_for_renaming): Do not initialize update-ssa.
6312 (need_ssa_update_p): Simplify. Take function argument.
6313 (name_mappings_registered_p): Assert we ask for the correct function.
6314 (name_registered_for_update_p): Likewise.
6315 (ssa_names_to_replace): Likewise.
6316 (release_ssa_name_after_update_ssa): Likewise.
6317 (update_ssa): Likewise. Use SYMS_TO_RENAME.
6318 (dump_decl_set): Do not print a newline.
6319 (debug_decl_set): Do it here.
6320 (dump_update_ssa): And here.
6321 * tree-ssa-loop-im.c (move_computations): Adjust.
6322 (movement_possibility): Likewise.
6323 (determine_max_movement): Likewise.
6324 (gather_mem_refs_stmt): Likewise.
6325 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
6327 * tree-complex.c (update_all_vops): Remove.
6328 (expand_complex_move): Adjust.
6329 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
6330 Simplify test for memory referencing statement. Exclude
6331 non-invariant ADDR_EXPRs.
6332 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
6333 * tree-loop-distribution.c (generate_memset_zero): Adjust.
6334 (rdg_flag_uses): Likewise.
6335 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
6337 (tree_optimize_tail_calls_1): Also split the
6338 edge from the entry block if we have degenerate PHI nodes in
6339 the first basic block.
6340 * tree.c (init_ttree): Remove memory-tag related code.
6341 (tree_code_size): Likewise.
6342 (tree_node_structure): Likewise.
6343 (build7_stat): Re-write to be build6_stat.
6344 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
6345 (SSA_VAR_P): Adjust.
6346 (struct tree_memory_tag): Remove.
6347 (struct tree_memory_partition_tag): Likewise.
6348 (union tree_node): Adjust.
6349 (build7): Re-write to be build6.
6350 * tree-pass.h (pass_reset_cc_flags): Remove.
6351 (TODO_update_address_taken): New flag.
6352 (pass_simple_dse): Remove.
6353 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
6354 * params.h (MAX_ALIASED_VOPS): Remove.
6355 (AVG_ALIASED_VOPS): Likewise.
6356 * omp-low.c (expand_omp_taskreg): Update SSA form.
6357 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
6358 aliases the lhs in a copy stmt.
6359 * tree-ssa-dse.c (struct address_walk_data): Remove.
6360 (memory_ssa_name_same): Likewise.
6361 (memory_address_same): Likewise.
6362 (get_kill_of_stmt_lhs): Likewise.
6363 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
6364 unused stores. Look through PHI nodes into post-dominated regions.
6365 (dse_optimize_stmt): Simplify. Properly remove stores.
6366 (tree_ssa_dse): Compute dominators.
6367 (execute_simple_dse): Remove.
6368 (pass_simple_dse): Likewise.
6369 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
6370 gimple_loaded_syms and gimple_stored_syms computation.
6371 * toplev.c (dump_memory_report): Dump alias and pta stats.
6372 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
6373 (vn_reference_eq): Likewise.
6374 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
6375 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
6376 valueize_vuses): Remove.
6377 (get_def_ref_stmt_vuses): Simplify. Rename to ...
6378 (get_def_ref_stmt_vuse): ... this.
6379 (vn_reference_lookup_2): New function.
6380 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
6381 walking equivalent vuses. Simplify.
6382 (vn_reference_lookup): Likewise.
6383 (vn_reference_insert): Likewise.
6384 (vn_reference_insert_pieces): Likewise.
6385 (visit_reference_op_call): Simplify.
6386 (visit_reference_op_load): Likewise.
6387 (visit_reference_op_store): Likewise.
6388 (init_scc_vn): Remove shared_lookup_vuses initialization.
6389 (free_scc_vn): Remove shared_lookup_vuses freeing.
6390 (sort_vuses, sort_vuses_heap): Remove.
6391 (get_ref_from_reference_ops): Export.
6392 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
6393 vector with single vuse pointer.
6394 (vn_reference_lookup_pieces, vn_reference_lookup,
6395 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
6396 (shared_vuses_from_stmt): Remove.
6397 (get_ref_from_reference_ops): Declare.
6398 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
6399 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6400 memory-tag related code.
6401 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
6402 (likely_value): Add comment, skip static-chain of call statements.
6403 (surely_varying_stmt_p): Adjust.
6404 (gimplify_and_update_call_from_tree): Likewise.
6405 (execute_fold_all_builtins): Do not rebuild alias info.
6406 (gimplify_and_update_call_from_tree): Properly update VOPs.
6407 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
6408 (copy_ref_info): Remove memory-tag related code.
6409 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
6410 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
6411 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
6413 * tree-ssa-dom.c (gimple_p): Remove typedef.
6414 (eliminate_redundant_computations): Adjust.
6415 (record_equivalences_from_stmt): Likewise.
6416 (avail_expr_hash): Likewise.
6417 (avail_expr_eq): Likewise.
6418 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
6419 (stmt_makes_single_load): Likewise.
6420 (stmt_makes_single_store): Likewise.
6421 * tree-ssa-alias.c: Rewrite completely.
6422 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
6423 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
6424 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
6425 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
6426 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
6427 Remove public functions.
6428 (pass_reset_cc_flags): Remove.
6429 (pass_build_alias): Move ...
6430 * tree-ssa-structalias.c (pass_build_alias): ... here.
6431 * tree-ssa-alias.c (may_be_aliased): Move ...
6432 * tree-flow-inline.h (may_be_aliased): ... here.
6433 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
6434 count_uses_and_derefs): Move ...
6435 * gimple.c: ... here.
6436 * gimple.h (count_uses_and_derefs): Declare.
6437 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
6438 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
6439 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
6440 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
6441 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
6442 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
6443 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
6445 * tree-dfa.c (refs_may_alias_p): Move ...
6446 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
6447 * tree-ssa-alias.h: New file.
6448 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
6449 (statement_sink_location): Likewise.
6450 * opts.c (decode_options): Do not adjust max-aliased-vops or
6451 avg-aliased-vops values.
6452 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
6453 (TV_CALL_CLOBBER): Likewise.
6454 (TV_FLOW_SENSITIVE): Likewise.
6455 (TV_FLOW_INSENSITIVE): Likewise.
6456 (TV_MEMORY_PARTITIONING): Likewise.
6457 (TV_ALIAS_STMT_WALK): New timevar.
6458 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
6459 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
6460 (get_address_description): Remove memory-tag related code.
6461 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
6462 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
6463 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
6464 and immediate uses in statements. Document.
6465 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
6466 (dump_symbols): Remove.
6467 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
6468 * alias.c (get_deref_alias_set): New function split out from ...
6469 (get_alias_set): ... here.
6470 * alias.h (get_deref_alias_set): Declare.
6471 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
6472 type parameter. Remove restrict pointer handling. Create a
6473 ref-all pointer in case type-based alias sets do not conflict.
6474 (vect_analyze_data_refs): Remove SMT related code.
6475 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
6476 (vectorizable_load): Likewise.
6477 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
6478 (DR_SYMBOL_TAG, DR_VOPS): Remove.
6479 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
6480 Ignore vops and SMTs.
6481 (dr_analyze_alias): Likewise..
6482 (free_data_ref): Likewise.
6483 (create_data_ref): Likewise.
6484 (analyze_all_data_dependences): Likewise.
6485 (get_references_in_stmt): Adjust.
6486 * tree-flow-inline.h (gimple_aliases_computed_p,
6487 gimple_addressable_vars, gimple_call_clobbered_vars,
6488 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
6489 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
6490 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
6491 gimple_mem_ref_stats): Remove.
6492 (gimple_vop): New function.
6493 (op_iter_next_use): Remove vuses and mayuses cases.
6494 (op_iter_next_def): Remove vdefs case.
6495 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
6496 (clear_and_done_ssa_iter): Do not set removed fields.
6497 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
6498 Assert we are not iterating over vuses or vdefs if not also
6499 iterating over uses or defs.
6500 (op_iter_init_use): Likewise.
6501 (op_iter_init_def): Likewise.
6502 (op_iter_next_vdef): Remove.
6503 (op_iter_next_mustdef): Likewise.
6504 (op_iter_init_vdef): Likewise.
6505 (compare_ssa_operands_equal): Likewise.
6506 (link_use_stmts_after): Handle vuse operand.
6507 (is_call_used): Use is_call_clobbered.
6508 (is_call_clobbered): Global variables are always call clobbered,
6509 query the call-clobbers bitmap.
6510 (mark_call_clobbered): Ignore global variables.
6511 (clear_call_clobbered): Likewise.
6512 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
6513 virtual operands sanity check.
6514 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
6516 (TARGET_MEM_REF): Remove TMR_TAG operand.
6517 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
6518 Remove call-clobber related code.
6519 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
6520 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
6521 partitions or escape reason.
6522 (get_single_def_stmt, get_single_def_stmt_from_phi,
6523 get_single_def_stmt_with_phi): Remove.
6524 (dump_referenced_vars): Tidy.
6525 (get_ref_base_and_extent): Allow bare decls.
6526 (collect_dfa_stats): Adjust.
6527 * graphite.c (rename_variables_in_stmt): Adjust.
6528 (graphite_copy_stmts_from_block): Likewise.
6529 (translate_clast): Likewise.
6530 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
6532 (translate_vuse_through_block): Use the oracle.
6533 (phi_translate_1): Adjust.
6534 (value_dies_in_block_x): Use the oracle. Cache the outcome
6536 (valid_in_sets): Check if the VUSE for
6537 a REFERENCE is available.
6538 (eliminate): Do not remove stmts during elimination,
6539 instead queue and remove them afterwards.
6540 (do_pre): Do not rebuild alias info.
6541 (pass_pre): Run TODO_rebuild_alias before PRE.
6542 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
6543 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
6544 (mark_all_v_defs_stmt): Remove.
6545 (mark_all_v_defs_seq): Adjust.
6546 (sra_replace): Likewise.
6547 (scalarize_use): Likewise.
6548 (scalarize_copy): Likewise.
6549 (scalarize_init): Likewise.
6550 (scalarize_ldst): Likewise.
6551 (todoflags): Remove.
6552 (tree_sra): Do not rebuild alias info.
6553 (tree_sra_early): Adjust.
6554 (pass_sra): Run TODO_update_address_taken before SRA.
6555 * tree-predcom.c (set_alias_info): Remove.
6556 (prepare_initializers_chain): Do not call it.
6557 (mark_virtual_ops_for_renaming): Adjust.
6558 (mark_virtual_ops_for_renaming_list): Remove.
6559 (initialize_root_vars): Adjust.
6560 (initialize_root_vars_lm): Likewise.
6561 (prepare_initializers_chain): Likewise.
6562 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
6563 (may_propagate_copy_into_stmt): Likewise.
6564 (merge_alias_info): Do nothing for now.
6565 (propagate_tree_value_into_stmt): Adjust.
6566 (stmt_may_generate_copy): Likewise.
6567 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
6568 not mark symbols for renaming.
6569 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
6570 with the same statement, make sure to update the new pointed-to one.
6571 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
6572 call statements, do not mark symbols for renaming.
6573 (mark_operand_necessary): Dump something.
6574 (ref_may_be_aliased): New function.
6575 (mark_aliased_reaching_defs_necessary_1): New helper function.
6576 (mark_aliased_reaching_defs_necessary): Likewise.
6577 (mark_all_reaching_defs_necessary_1): Likewise.
6578 (mark_all_reaching_defs_necessary): Likewise.
6579 (propagate_necessity): Do not process virtual PHIs. For
6580 non-aliased loads mark all reaching definitions as necessary.
6581 For aliased loads and stores mark the immediate dominating
6582 aliased clobbers as necessary.
6583 (visited): New global static.
6584 (perform_tree_ssa_dce): Free visited bitmap after propagating
6586 (remove_dead_phis): Perform simple dead virtual PHI removal.
6587 (remove_dead_stmt): Properly unlink virtual operands when
6589 (eliminate_unnecessary_stmts): Schedule PHI removal after
6591 * tree-ssa-ter.c (is_replaceable_p): Adjust.
6592 (process_replaceable): Likewise.
6593 (find_replaceable_in_bb): Likewise.
6594 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
6595 based on the single gimple vop.
6596 (verify_flow_insensitive_alias_info): Remove.
6597 (verify_flow_sensitive_alias_info): Likewise.
6598 (verify_call_clobbering): Likewise.
6599 (verify_memory_partitions): Likewise.
6600 (verify_alias_info): Likewise.
6601 (verify_ssa): Adjust..
6602 (execute_update_addresses_taken): Export. Update SSA
6603 manually. Optimize only when optimizing. Use a local bitmap.
6604 (pass_update_address_taken): Remove TODO_update_ssa, add
6606 (pass_update_address_taken): Just use TODO_update_address_taken.
6607 (init_tree_ssa): Do not initialize addressable_vars.
6608 (verify_ssa): Verify new VUSE / VDEF properties.
6609 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
6610 Do not call verify_alias_info.
6611 (delete_tree_ssa): Clear the VUSE, VDEF operands.
6612 Do not free the loaded and stored syms bitmaps. Reset the escaped
6613 and callused solutions. Do not free addressable_vars.
6614 Remove memory-tag related code.
6615 (warn_uninitialized_var): Aliases are always available.
6616 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
6617 * lambda-code.c (can_put_in_inner_loop): Adjust.
6618 (can_put_after_inner_loop): Likewise.
6619 (perfect_nestify): Likewise.
6620 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
6621 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
6622 (vectorizable_conversion): Do not mark symbols for renaming.
6623 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
6624 (expand_call_inline): Unlink the calls virtual operands before
6626 (tree_function_versioning): Do not call update_ssa if we are not
6627 updating clones. Simplify.
6628 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
6629 (propagate_with_phi): Likewise..
6630 * tree-outof-ssa.c (create_temp): Remove memory tag and call
6631 clobber code. Assert we are not aliased or global.
6632 * tree-flow.h: Include tree-ssa-alias.h
6633 (enum escape_type): Remove.
6634 (struct mem_sym_stats_d): Likewise.
6635 (struct mem_ref_stats_d): Likewise.
6636 (struct gimple_df): Add vop member. Remove global_var,
6637 call_clobbered_vars, call_used_vars, addressable_vars,
6638 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
6639 escaped and callused members.
6640 (struct ptr_info_def): Remove all members, add points-to solution
6642 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
6643 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
6644 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
6645 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
6646 (tree-ssa-alias.o): Likewise.
6647 (toplev.o): Add tree-ssa-alias.h
6648 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
6649 * gimple.c (gimple_set_bb): Fix off-by-one error.
6650 (is_gimple_reg): Do not handle memory tags.
6651 (gimple_copy): Also copy virtual operands.
6652 Delay updating the statement. Do not reset loaded and stored syms.
6653 (gimple_set_stored_syms): Remove.
6654 (gimple_set_loaded_syms): Likewise.
6655 (gimple_call_copy_skip_args): Copy the virtual operands
6656 and mark the new statement modified.
6657 * tree-ssa-structalias.c (may_alias_p): Remove.
6658 (set_uids_in_ptset): Take the alias set to prune with as
6659 parameter. Fold in the alias test of may_alias_p.
6660 (compute_points_to_sets): Compute whether a ptr is dereferenced
6662 (process_constraint): Deal with &ANYTHING on the lhs, reject all
6663 other ADDRESSOF constraints on the lhs.
6664 (get_constraint_for_component_ref): Assert that we don't get
6665 ADDRESSOF constraints from the base of the reference.
6666 Properly generate UNKNOWN_OFFSET for DEREF if needed.
6667 (struct variable_info): Remove collapsed_to member.
6668 (get_varinfo_fc): Remove.
6669 (new_var_info): Do not set collapsed_to.
6670 (dump_constraint): Do not follow cycles.
6671 (dump_constraint_graph): Likewise.
6672 (build_pred_graph): Likewise.
6673 (build_succ_graph): Likewise.
6674 (rewrite_constraints): Likewise.
6675 (do_simple_structure_copy): Remove.
6676 (do_rhs_deref_structure_copy): Remove.
6677 (do_lhs_deref_structure_copy): Remove.
6678 (collapse_rest_of_var): Remove.
6679 (do_structure_copy): Re-implement.
6680 (pta_stats): New global variable.
6681 (dump_pta_stats): New function.
6682 (struct constraint_expr): Make offset signed.
6683 (UNKNOWN_OFFSET): Define special value.
6684 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
6685 (solution_set_expand): New helper function split out from ...
6686 (do_sd_constraint): ... here.
6687 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
6688 (do_ds_constraint): Likewise.
6689 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
6690 and CALLUSED = *CALLUSED.
6691 (set_union_with_increment): Make inc argument signed.
6692 (type_safe): Remove.
6693 (get_constraint_for_ptr_offset): Handle unknown and negative
6695 (first_vi_for_offset): Handle offsets before start. Bail
6696 out early for offsets beyond the variable extent.
6697 (first_or_preceding_vi_for_offset): New function.
6698 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
6699 Together with ESCAPED = *ESCAPED this properly computes reachability.
6700 (find_what_var_points_to): New function.
6701 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
6702 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
6703 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
6704 pt_solutions_intersect): New functions.
6705 (compute_call_used_vars): Remove.
6706 (compute_may_aliases): New main entry into PTA computation.
6707 * gimple.h (gimple_p): New typedef.
6708 (struct gimple_statement_base): Remove references_memory_p.
6709 (struct gimple_statement_with_memory_ops_base): Remove
6710 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
6712 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
6713 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
6714 gimple_set_references_memory): Remove.
6715 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
6716 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
6718 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
6719 (verify_expr): Allow RESULT_DECL.
6720 (gimple_duplicate_bb): Do not copy virtual operands.
6721 (gimple_duplicate_sese_region): Adjust.
6722 (gimple_duplicate_sese_tail): Likewise.
6723 (mark_virtual_ops_in_region): Remove.
6724 (move_sese_region_to_fn): Do not call it.
6725 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
6726 and pass_simple_dse.
6727 (execute_function_todo): Handle TODO_update_address_taken,
6728 call execute_update_addresses_taken for TODO_rebuild_alias.
6729 (execute_todo): Adjust.
6730 (execute_one_pass): Init dump files early.
6731 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
6733 (create_general_new_stmt): Clear vops.
6734 * tree-ssa-reassoc.c (get_rank): Adjust.
6735 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
6736 symbols for renaming.
6737 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
6738 (PARAM_AVG_ALIASED_VOPS): Likewise.
6739 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
6740 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
6741 * tree-ssa-operands.c: Simplify for new virtual operand representation.
6742 (operand_build_cmp, copy_virtual_operands,
6743 create_ssa_artificial_load_stmt, add_to_addressable_set,
6744 gimple_add_to_addresses_taken): Remove public functions.
6745 (unlink_stmt_vdef): New function.
6747 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6749 * config.gcc (powerpc-*-linux*): Merge variants.
6751 2009-04-02 Chao-ying Fu <fu@mips.com>
6752 James Grosbach <james.grosbach@microchip.com>
6754 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
6755 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
6757 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
6758 keep_interrupts_masked_p, use_debug_exception_return_p.
6759 (mips_attribute_table): Add interrupt, use_shadow_register_set,
6760 keep_interrupts_masked, use_debug_exception_return.
6761 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
6762 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
6764 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
6765 (mips_print_operand): Process COP0 registers to print $0 .. $31
6766 correctly for GAS to process.
6767 (mips_interrupt_extra_call_saved_reg_p): New function.
6768 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
6770 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6771 (mips_compute_frame_info): Add supports for interrupt context that
6772 includes doubleword accumulators and COP0 registers.
6773 (mips_for_each_saved_acc): New function.
6774 (mips_for_each_saved_gpr_and_fpr): Change the function name from
6775 mips_for_each_saved_reg.
6776 (mips_save_reg): Save accumulators.
6777 (mips_kernel_reg_p): A new for_each_rtx callback.
6778 (mips_expand_prologue): Support interrupt handlers.
6779 (mips_restore_reg): Restore accumulators.
6780 (mips_expand_epilogue): Support interrupt handlers.
6781 (mips_can_use_return_insn): Return false for interrupt handlers.
6782 (mips_epilogue_uses): New function.
6783 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
6784 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
6785 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
6786 cop0_move): New instructions.
6787 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
6788 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
6790 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
6792 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
6793 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
6794 interrupt handlers, we use K0 as the temporary register.
6795 (EPILOGUE_USES): Change to a function call.
6796 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
6797 handlers, we use K0 as the temporary register.
6799 * doc/extend.texi (Function Attributes): Document interrupt,
6800 use_shadow_register_set, keep_interrupts_masked,
6801 use_debug_exception_return for MIPS attributes.
6803 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6805 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
6806 Remove a number of t-files from tmake_file.
6807 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
6808 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
6809 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
6810 target_prototype, not TARGET_PROTOTYPE.
6811 (LINK_OS_GNU_SPEC): Define.
6812 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
6813 and darwin-ldoubdle.c.
6815 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6818 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
6819 (cpp_options): Ditto.
6820 (default_compilers): Ditto.
6821 (display_help): Ditto.
6822 (process_command): Ditto.
6824 (set_input): Use lbasename instead of duplicate code.
6825 (save_temps_prefix): New static for -save-temps=obj.
6826 (save_temps_length): Ditto.
6828 * doc/invoke.texi (-save-temps=obj): Document new variant to
6831 2009-04-02 Jeff Law <law@redhat.com>
6833 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
6836 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
6838 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
6839 * configure: Regenerated.
6841 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6843 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
6844 share the argument list.
6846 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6850 2009-02-12 Diego Novillo <dnovillo@google.com>
6852 * varpool.c (debug_varpool): New.
6853 * cgraph.h (debug_varpool): Declare.
6855 2009-04-02 Jan Hubicka <jh@suse.cz>
6857 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
6860 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
6862 * config/i386/i386.c (ix86_abi): Move initialization to ...
6863 (override_options): Here.
6865 2009-04-02 Christian Bruel <christian.bruel@st.com>
6867 * config/sh/sh.c (sh_dwarf_register_span): New function.
6868 (TARGET_DWARF_REGISTER_SPAN): Define.
6869 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
6871 2009-04-02 Ira Rosen <irar@il.ibm.com>
6873 PR tree-optimization/39595
6874 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
6875 interleaved loads group is not greater than the SLP group size.
6877 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6879 * builtins.c (is_builtin_name): New.
6880 (called_as_built_in): Use is_builtin_name.
6881 * tree.h (is_builtin_name): New.
6882 * varasm.c (incorporeal_function_p): Use is_builtin_name
6884 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
6886 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
6888 2009-04-02 Dodji Seketeli <dodji@redhat.com>
6891 * c-decl.c (clone_underlying_type): Move this ...
6892 * c-common.c (set_underlying_type): ... here.
6893 Also, make sure the function properly sets TYPE_STUB_DECL() on
6894 the newly created typedef variant type.
6895 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
6896 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
6899 2009-04-02 Richard Guenther <rguenther@suse.de>
6901 PR tree-optimization/37221
6902 * tree-flow.h (degenerate_phi_result): Declare.
6903 * tree-ssa-dom.c (degenerate_phi_result): Export.
6904 * tree-scalar-evolution.c (analyze_initial_condition): If
6905 the initial condition is defined by a degenerate PHI node
6906 use the degenerate value.
6908 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
6910 PR rtl-optimization/39588
6911 * combine.c (merge_outer_ops): Do not set the constant when this
6913 (simplify_shift_const_1): Do not modify it either in this case.
6915 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
6917 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
6918 tuning is deprecated if -mtune value is set to an Itanium1 variant.
6920 2009-04-01 Janis Johnson <janis187@us.ibm.com>
6923 * c-lex.c (interpret_float): Default (no suffix) is double.
6925 2009-04-1 Xinliang David Li <davidxl@google.com>
6927 * config/i386/i386.c (legitimate_constant_p): Recognize
6928 all one vector constant.
6930 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6932 * config/vax/vax.c: Add #includes to silence warnings.
6933 Change #include order to silence two warnings.
6935 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6937 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
6938 (ASM_SPEC): Pass -k to the assembler for PIC code.
6940 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6942 * config.gcc: Add vax-*-linux* to the switch.
6943 * config/vax/linux.h: New file. (TARGET_VERSION,
6944 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
6946 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6948 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
6949 Use predicate macros instead of GET_CODE() == foo.
6950 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
6951 ashlsi3, rotrsi3, <unnamed>): Likewise.
6953 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6955 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
6956 jbbccihi, jbbccisi): Remova trailing whitespace.
6957 * config/vax/constraints.md: Likewise.
6958 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6959 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
6960 * config/vax/predicates.md: Likewise.
6961 * config/vax/vax.c (print_operand_address, vax_output_int_move,
6962 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
6963 * config/vax/vax.h: Likewise.
6964 * config/vax/vax.md (nonlocal_goto): Likewise.
6966 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6968 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
6969 (indirectable_address_p, adjacent_operands_p): Add spaces around
6971 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
6973 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6975 * config/vax/vax.c (legitimate_constant_address_p,
6976 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
6977 index_term_p, reg_plus_index_p, legitimate_address_p,
6978 vax_mode_dependent_address_p): Update comments to match functions
6979 modified by the recent int->bool conversion.
6981 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6983 * config/vax/builtins.md: Update copyright message.
6984 * config/vax/constraints.md: Likewise.
6985 * config/vax/netbsd-elf.h: Likewise.
6986 * config/vax/predicates.md: Likewise.
6987 * config/vax/vax-protos.h: Likewise.
6988 * config/vax/vax.c: Likewise.
6989 * config/vax/vax.h: Likewise.
6990 * config/vax/vax.md: Likewise.
6991 * config/vax/vax.opt: Likewise.
6993 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6995 * config/vax/builtins.md (ffssi2, ffssi2_internal,
6996 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
6997 * config/vax/constraints.md (B, R): Likewise.
6998 * config/vax/predicates.md (external_memory_operand,
6999 nonimmediate_addsub_di_operand): Likewise.
7000 * config/vax/vax.c (vax_output_int_add): Likewise.
7001 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
7002 untyped_call): Likewise.
7004 2009-04-01 Matt Thomas <matt@3am-software.com>
7006 * config/vax/predicates.md: New file.
7007 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
7008 external_const_operand, nonsymbolic_operand, external_memory_operand,
7009 indirect_memory_operand, indexed_memory_operand,
7010 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
7011 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
7013 * config/vax/constraints.md: New file.
7014 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
7016 * config/vax/builtins.md: New file.
7017 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
7018 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
7020 * config/vax/vax.opt (mqmath): Add option.
7021 * config/vax/vax.md (isfx): Extend with DI.
7022 (VAXintQH, VAXintQHSD): Define.
7023 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
7024 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
7025 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
7026 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
7027 (movdi): Update constraints and use vax_output_int_move().
7028 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
7029 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
7030 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
7031 nonlocal_goto): New.
7032 (mov<mode>): Extend accepted operand types.
7033 (subdi3_old): Rename from subdi3, change update constraints and use
7034 a new implementation.
7035 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
7036 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
7037 MOVE_RATIO, CLEAR_RATIO): Define.
7038 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
7039 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
7040 (PRINT_OPERAND): Redefine using a function instead of inlined code.
7041 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
7042 (split_quadword_operands): Make static and really allow variable
7044 (print_operand_address): Update for PIC generation.
7045 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
7046 indexable_address_p, fixup_mathdi_operand,
7047 vax_expand_addsub_di_operands, adjacent_operands_p): New.
7048 (vax_float_literal, legitimate_constant_p,
7049 indirectable_constant_address_p, index_term_p,
7050 reg_plus_index_p): Return bool instead of int.
7051 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
7053 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
7055 (vax_output_conditional_branch): Indent.
7056 (legitimate_constant_address_p, indirectable_constant_address_p,
7057 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
7058 vax_mode_dependent_address_p): Return bool instead of int, update for
7060 * config/vax/vax-protos.h (legitimate_constant_address_p,
7061 legitimate_constant_p, legitimate_address_p,
7062 vax_mode_dependent_address_p): Change declaration to bool.
7063 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
7064 vax_expand_addsub_di_operands, vax_output_int_subtract,
7065 vax_output_movmemsi): Declare.
7066 (split_quadword_operands, vax_float_literal): Delete declaration.
7067 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
7068 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
7069 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
7070 ASM_OUTPUT_DWARF_PCREL): Define.
7071 (ASM_SPEC): Change definition to allow PIC generation.
7073 2009-04-01 Steve Ellcey <sje@cup.hp.com>
7075 * doc/sourcebuild.texi: Update front-end requirements.
7077 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7080 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
7081 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
7082 (booldi3_internal3): Use boolean_or_operator instead of
7085 2009-04-01 Joseph Myers <joseph@codesourcery.com>
7088 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
7089 declarator whose size is not an integer constant expression but
7090 folds to an integer constant, then treat it as a constant
7093 2009-04-01 Richard Guenther <rguenther@suse.de>
7095 * fold-const.c (fold_plusminus_mult_expr): Do not fold
7096 i * 4 + 2 to (i * 2 + 1) * 2.
7098 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7101 * c-parser.c (c_parser_asm_statement): Skip until close paren and
7102 return if c_parser_asm_string_literal returned NULL.
7104 2009-04-01 Nick Clifton <nickc@redhat.com>
7106 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
7108 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
7109 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
7110 other typedefs to avoid conflicts with libgcc2.c. Define labels
7111 to gain 16-bit bit-manipulation functions from libgcc2.c and then
7113 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
7114 to gain 16-bit trapping arithmetic functions from libgcc2.c and
7117 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
7119 * varasm.c (default_function_rodata_section): Declare DOT as
7122 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
7123 Andrey Galkin <agalkin@hypercom.com>
7126 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
7127 Make object_name unique for each process.
7129 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7132 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
7133 addressable variables in the parallel that could go out of scope while
7134 running queued tasks.
7136 2009-04-01 Anatoly Sokolov <aesok@post.ru>
7138 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
7139 (CASE_VALUES_THRESHOLD): Redefine.
7140 * config/avr/avr.c (avr_override_options): Remove initialization of
7141 avr_case_values_threshold variable.
7142 (avr_case_values_threshold): Remove variable. Add new function.
7143 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
7144 * config/avr/avr.opt (mno-tablejump): Remove option.
7145 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
7147 2009-04-01 DJ Delorie <dj@redhat.com>
7149 * varasm.c (default_function_rodata_section): Don't assume
7150 anything about where the first '.' in the section name is.
7152 2009-04-01 Alan Modra <amodra@bigpond.net.au>
7154 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
7155 rs6000_emit_stack_tie.
7157 2009-03-31 Ian Lance Taylor <iant@google.com>
7159 * tree-eh.c (tree_remove_unreachable_handlers): Compare
7160 gimple_code with GIMPLE_RESX, not RESX.
7162 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7164 * c-common.c (c_get_ident): New.
7165 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
7167 2009-04-01 Ben Elliston <bje@au.ibm.com>
7169 * config/rs6000/sysv4.opt (msdata): Improve option description.
7171 2009-03-31 Steve Ellcey <sje@cup.hp.com>
7173 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
7174 (divdf3_internal_lat): Remove.
7175 (divxf3_internal_lat): Remove.
7176 (divxf3_internal_thr): Remove.
7177 (divxf): Use divxf3_internal.
7178 * config/ia64/div.md (divsf3_internal_lat): New.
7179 (divdf3_internal_lat): New.
7180 (divxf3_internal): New.
7182 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7185 * Makefile.in (USE_GCC_STDINT): Define.
7186 (stmp-int-hdrs): Install stdint.h if applicable.
7187 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
7189 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
7190 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
7191 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7192 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7193 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7194 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7195 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7196 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7197 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7198 (c_common_nodes_and_builtins): Initialize
7199 underlying_wchar_type_node. Do not initialize
7200 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
7201 nodes for new types.
7202 (c_stddef_cpp_builtins): Define macros for new types.
7203 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
7205 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
7206 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
7207 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
7208 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
7209 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
7210 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
7211 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
7212 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
7213 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
7214 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
7215 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
7216 int16_type_node, int32_type_node, int64_type_node,
7217 uint8_type_node, uint16_type_node, c_uint32_type_node,
7218 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
7219 int_least32_type_node, int_least64_type_node,
7220 uint_least8_type_node, uint_least16_type_node,
7221 uint_least32_type_node, uint_least64_type_node,
7222 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
7223 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
7224 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
7225 uintptr_type_node): Define.
7226 * c-cppbuiltin.c (builtin_define_constants,
7227 builtin_define_type_minmax): New.
7228 (builtin_define_stdint_macros): Define more macros.
7229 (c_cpp_builtins): Define more limit macros.
7231 (builtin_define_type_max): Define in terms of
7232 builtin_define_type_minmax. Remove is_long parameter. All
7234 * config.gcc (use_gcc_stdint): Define.
7235 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
7236 Add newlib-stdint.h for generic targets.
7237 * config/glibc-stdint.h, config/newlib-stdint.h,
7238 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
7239 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
7240 * config/score/score.h (UINTPTR_TYPE): Define.
7241 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7242 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7243 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7244 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7245 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7246 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7247 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7248 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7249 * config/spu/spu.h (STDINT_LONG32): Define.
7250 * configure.ac (use_gcc_stdint): Substitute.
7251 * configure: Regenerate.
7252 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
7253 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
7254 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
7255 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
7256 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
7257 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
7258 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
7259 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
7260 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
7261 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
7262 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
7263 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
7264 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
7265 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
7266 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
7267 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
7268 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
7269 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
7270 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
7271 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
7272 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
7273 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
7274 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7275 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7276 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7277 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7278 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7279 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7280 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
7282 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
7284 * loop-iv.c (suitable_set_for_replacement): Renamed from
7285 simplify_using_assignment; changed to return bool and to accept new
7286 args DEST and SRC. Return true iff we find a source/destination pair
7287 that can be used to make a replacement, and fill SRC and DEST if so.
7288 Remove arg ALTERED. Don't deal with altered regs here. All callers
7290 (simplify_using_initial_values): Deal with altered regs here and track
7291 more precisely the effect they have on the validity of our expression.
7293 * loop-iv.c (simplify_using_condition): A condition of the form
7294 (EQ REG CONST) can be used to simply make a substitution.
7295 (simplify_using_initial_values): Keep track of conditions we have seen
7296 and keep using them to simplify new expressions, while applying the
7297 same substitutions to them as to the expression.
7299 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7300 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
7303 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
7304 changed. Use this when trying to improve the upper bound.
7305 Generate the comparison by using simplify_gen_relational.
7307 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
7309 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
7311 (simplify_using_assignment, simplify_using_initial_values): Call
7312 replace_in_expr to make replacements. Call replace_single_def_regs
7313 once on the initial version of the expression.
7315 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7318 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
7320 2009-03-31 Richard Guenther <rguenther@suse.de>
7323 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
7324 equality comparisons. Fold C - X CMP X if C % 2 == 1.
7326 2009-03-31 Richard Guenther <rguenther@suse.de>
7328 * tree.h (div_if_zero_remainder): Declare.
7329 * fold-const.c (div_if_zero_remainder): Export.
7330 * tree-ssa-forwprop.c
7331 (forward_propagate_addr_into_variable_array_index): Handle
7332 constant array index addition outside of the variable index.
7334 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7337 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
7338 define_splits, floatunssi<mode>2): Require x87 conversions from
7339 DImode to be permitted.
7341 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7343 PR preprocessor/15638
7344 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
7346 2009-03-31 Richard Guenther <rguenther@suse.de>
7350 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
7351 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
7352 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
7353 a separate statement.
7354 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
7355 (lookup_tmp_var): Likewise.
7356 (is_gimple_formal_tmp_or_call_rhs): Remove.
7357 (is_gimple_reg_or_call_rhs): Rename to ...
7358 (is_gimple_reg_rhs_or_call): ... this.
7359 (is_gimple_mem_or_call_rhs): Rename to ...
7360 (is_gimple_mem_rhs_or_call): ... this.
7361 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
7362 DECL_GIMPLE_REG_P only if is_formal is true.
7363 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
7364 for non-proper post-modify expression gimplification.
7365 (gimplify_self_mod_expr): For post-modify expressions gimplify
7366 the lvalue to a minimal lvalue.
7367 (rhs_predicate_for): Remove formal temp case.
7368 (gimplify_modify_expr_rhs): Likewise.
7369 (gimplify_addr_expr): Use is_gimple_reg.
7370 (gimplify_expr): Remove formal temp cases.
7371 (gimple_regimplify_operands): Likewise.
7372 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
7373 and FILTER_EXPR like constants.
7374 * gimple.c (walk_gimple_op): Fix val_only initialization, use
7376 (is_gimple_formal_tmp_rhs): Remove.
7377 (is_gimple_reg_rhs): Remove special casing.
7378 (is_gimple_mem_rhs): Fix.
7379 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
7380 (is_gimple_formal_tmp_var): Remove.
7381 (is_gimple_formal_tmp_reg): Likewise.
7382 (is_gimple_min_lval): Allow invariant component ref parts.
7383 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
7384 is_gimple_formal_tmp_reg): Remove declarations.
7385 * tree-cfg.c (verify_expr): Verify that variables with address
7386 taken do not have DECL_GIMPLE_REG_P set.
7387 * tree-mudflap.c (mf_build_check_statement_for): Use
7388 force_gimple_operand instead of gimplify_expr.
7390 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
7392 * modulo-sched.c (sms_schedule_by_order): Pass the actual
7393 schedulable rows to compute_split_row.
7395 2009-03-31 Ben Elliston <bje@au.ibm.com>
7398 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
7401 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7403 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
7404 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
7405 * configure: Regenerate.
7406 * config.in: Regenerate.
7407 * config/rs6000/rs6000.opt (mtls-markers): Add.
7408 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
7409 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
7410 (tls_ld_aix, tls_ld_sysv): Likewise.
7411 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
7412 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
7414 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7416 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
7418 2009-03-30 Jan Hubicka <jh@suse.cz>
7420 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
7422 (tree_remove_unreachable_handlers): Cleanup EH predecestor
7423 detection and label handling.
7425 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7427 * ira-int.h (ira_allocno): Rename left_conflicts_num to
7428 left_conflicts_size.
7429 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
7430 ALLOCNO_LEFT_CONFLICTS_SIZE.
7432 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
7433 remove_allocno_from_bucket_and_push,
7434 allocno_spill_priority_compare, push_allocnos_to_stack,
7435 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7436 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
7437 (setup_allocno_left_conflicts_num): Ditto. Rename to
7438 setup_allocno_left_conflicts_size.
7439 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7440 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
7441 setup_allocno_left_conflicts_size instead of
7442 setup_allocno_left_conflicts_num.
7444 * ira-build.c (ira_create_allocno): Use
7445 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
7446 ALLOCNO_LEFT_CONFLICTS_NUM.
7448 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7450 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7451 instead of DF_LR_OUT.
7453 * ira-lives.c (process_bb_node_lives): Ditto.
7455 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7456 instead of DF_LR_{OUT,IN}.
7458 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7460 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7462 2009-03-30 Jan Hubicka <jh@suse.cz>
7464 * except.c (label_to_region_map): Fix thinko.
7466 2009-03-30 Steve Ellcey <sje@cup.hp.com>
7469 * tree.h (tree_find_value): New declaration.
7470 * tree.c (tree_find_value): New function.
7471 * varasm.c (assemble_external): Avoid duplicate entries on lists.
7473 2009-03-30 Jakub Jelinek <jakub@redhat.com>
7476 * c-decl.c (struct c_binding): Add locus field.
7477 (bind): Add locus argument, set locus field from it.
7478 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
7479 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
7480 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
7481 implicitly_declare, undeclared_variable, lookup_label,
7482 declare_label, c_make_fname_decl, c_builtin_function,
7483 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
7486 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
7489 * config/i386/i386.c (classify_argument): Check total size of
7492 2009-03-30 Martin Jambor <mjambor@suse.cz>
7494 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
7495 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
7496 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
7499 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
7500 seen_variable_array_ref while also traversing a union.
7502 * tree-inline.c (optimize_inline_calls): Do not call
7503 cgraph_node_remove_callees.
7504 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
7505 (pass_remove_cgraph_callee_edges): New variable.
7506 * passes.c (init_optimization_passes): Add
7507 pass_remove_cgraph_callee_edges after early inlining and before all
7508 late intraprocedural passes.
7510 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
7512 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7514 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
7517 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7519 * combine.c (simplify_comparison): Use have_insn_for.
7520 * dojump.c (do_jump): Likewise.
7522 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7524 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
7525 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
7526 sparc_compare_op0 like sparc_compare_emitted used to be handled.
7527 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
7528 instead of sparc_compare_emitted.
7529 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
7530 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
7531 instead of sparc_compare_emitted.
7533 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7535 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
7536 enter/exit cfglayout mode.
7537 (pass_partition_block): Require it.
7538 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
7539 (combine_instructions): Track basic blocks instead of labels.
7540 (update_cfg_for_uncondjump): New.
7541 (try_combine): Use it. Update jumps after rescanning.
7542 (pass_combine): Require PROP_cfglayout.
7543 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
7545 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7547 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
7548 Provide/destroy PROP_cfglayout respectively.
7549 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
7550 * tree-pass.h (PROP_cfglayout): New.
7552 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7554 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
7555 fold_convert_const_fixed_from_fixed,
7556 fold_convert_const_fixed_from_int,
7557 fold_convert_const_fixed_from_real, fold_negate_const): Do not
7558 set TREE_CONSTANT_OVERFLOW.
7559 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
7560 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
7562 2009-03-30 Ira Rosen <irar@il.ibm.com>
7564 * tree-vect-loop-manip.c: New file.
7565 * tree-vectorizer.c: Update documentation and included files.
7566 (vect_loop_location): Make extern.
7567 (rename_use_op): Move to tree-vect-loop-manip.c
7568 (rename_variables_in_bb, rename_variables_in_loop,
7569 slpeel_update_phis_for_duplicate_loop,
7570 slpeel_update_phi_nodes_for_guard1,
7571 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
7572 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
7573 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
7574 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
7575 find_loop_location): Likewise.
7576 (new_stmt_vec_info): Move to tree-vect-stmts.c.
7577 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
7578 get_vectype_for_scalar_type, vect_is_simple_use,
7579 supportable_widening_operation, supportable_narrowing_operation):
7581 (bb_in_loop_p): Move to tree-vect-loop.c.
7582 (new_loop_vec_info, destroy_loop_vec_info,
7583 reduction_code_for_scalar_code, report_vect_op,
7584 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
7585 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
7586 (vect_supportable_dr_alignment): Likewise.
7587 * tree-vectorizer.h (tree-data-ref.h): Include.
7588 (vect_loop_location): Declare.
7589 Reorganize function declarations according to the new file structure.
7590 * tree-vect-loop.c: New file.
7591 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
7592 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
7593 * tree-vect-data-refs.c: New file.
7594 * tree-vect-patterns.c (timevar.h): Don't include.
7595 * tree-vect-stmts.c: New file.
7596 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
7597 tree-vect-slp.c, tree-vect-loop.c.
7598 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
7599 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
7600 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
7601 (tree-vect-analyze.o): Remove.
7602 (tree-vect-transform.o): Likewise.
7603 (tree-vect-data-refs.o): Add rule.
7604 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
7605 tree-vect-slp.o): Likewise.
7606 (tree-vect-patterns.o): Remove redundant dependencies.
7607 (tree-vectorizer.o): Likewise.
7608 * tree-vect-slp.c: New file.
7610 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7612 * optc-gen.awk: Warn if an option flag has multiple different
7615 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
7617 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
7618 -floop-block): Document dependences on PPL, CLooG and Graphite.
7620 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7622 PR rtl-optimization/323
7623 * c-common.c (c_fully_fold, convert_and_check,
7624 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
7625 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
7626 * c-common.def (EXCESS_PRECISION_EXPR): New.
7627 * c-cppbuiltin.c (builtin_define_float_constants): Define
7628 constants with enough digits for long double.
7629 * c-lex.c (interpret_float): Interpret constant with excess
7630 precision where appropriate.
7631 * c-opts.c (c_common_post_options): Set
7632 flag_excess_precision_cmdline. Give an error for
7633 -fexcess-precision=standard for C++ for processors where the
7634 option is significant.
7635 * c-parser.c (c_parser_conditional_expression): Handle excess
7636 precision in condition.
7637 * c-typeck.c (convert_arguments): Handle arguments with excess
7639 (build_unary_op): Move excess precision outside operation.
7640 (build_conditional_expr): Likewise.
7641 (build_compound_expr): Likewise.
7642 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
7643 (build_modify_expr): Handle excess precision in RHS.
7644 (convert_for_assignment): Handle excess precision in converted
7646 (digest_init, output_init_element, process_init_element): Handle
7647 excess precision in initializer.
7648 (c_finish_return): Handle excess precision in return value.
7649 (build_binary_op): Handle excess precision in operands and add
7650 excess precision as needed for operation.
7651 * common.opt (-fexcess-precision=): New option.
7652 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
7653 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
7654 For standard excess precision, output explicit conversion to and
7655 truncation from XFmode.
7656 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
7657 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
7658 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
7659 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
7660 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
7661 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
7662 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
7663 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
7664 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
7665 define_splits, sqrt<mode>2): Disable where appropriate for
7666 standard excess precision.
7667 * convert.c (convert_to_real): Do not shorten arithmetic to type
7668 for which excess precision would be used.
7669 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
7670 * doc/invoke.texi (-fexcess-precision=): Document option.
7671 (-mfpmath=): Correct index entry.
7672 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
7673 flag_excess_precision): New.
7674 * langhooks.c (lhd_post_options): Set
7675 flag_excess_precision_cmdline.
7676 * opts.c (common_handle_option): Handle -fexcess-precision=.
7677 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
7678 init_excess_precision): New.
7679 (lang_dependent_init_target): Call init_excess_precision.
7680 * tree.c (excess_precision_type): New.
7681 * tree.h (excess_precision_type): Declare.
7683 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7686 * c-typeck.c (build_component_ref): Do not copy qualifiers from
7687 non-lvalue to component.
7689 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7691 PR preprocessor/34695
7692 * Makefile.in (c-opts.o): Depend on c-tree.h.
7693 * c-common.c: Move down include of diagnostic.h.
7694 (done_lexing, c_cpp_error): New.
7695 * c-common.h (done_lexing): Declare.
7696 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
7698 * c-opts.c: Include c-tree.h.
7699 (c_common_init_options): Set preprocessor error callback.
7700 (c_common_handle_option): Do not set preprocessor
7701 inhibit_warnings, warnings_are_errors, warn_system_headers,
7702 pedantic_errors or inhibit_warnings flags.
7703 (c_common_post_options): Do not check cpp_errors (parse_in).
7704 (c_common_finish): Do not output dependencies if there were
7705 errors. Do not check return value of cpp_finish.
7706 * c-ppoutput.c (pp_file_change): Set input_location.
7707 * c-tree.h (c_cpp_error): Declare.
7708 * diagnostic.c (diagnostic_set_info_translated): Also initialize
7710 (diagnostic_build_prefix): Check override_column.
7711 * diagnostic.h (diagnostic_info): Add override_column field.
7712 (diagnostic_override_column): Define.
7714 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
7716 * c-common.c (c_expand_expr, c_staticp): Remove.
7717 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
7718 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
7719 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
7720 * c-gimplify.c (gimplify_compound_literal_expr,
7721 optimize_compound_literals_in_ctor): Remove.
7722 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
7723 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
7724 * c-semantics.c (emit_local_var): Remove.
7726 * langhooks-def.h (lhd_expand_expr): Remove.
7727 * langhooks.c (lhd_expand_expr): Remove.
7728 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
7730 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
7731 handling from c-semantics.c; don't call into langhook.
7732 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
7733 * gimplify.c (gimplify_compound_literal_expr,
7734 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
7735 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
7736 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
7737 as was done in c-gimplify.c.
7738 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
7739 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
7740 Move from c-common.h.
7741 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
7743 * tree.c (staticp): Do not call langhook.
7744 * langhooks.c (lhd_staticp): Delete.
7745 * langhooks-def.h (lhd_staticp): Delete prototype.
7746 (LANG_HOOKS_STATICP): Delete.
7747 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
7749 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
7750 instead of DECL_STMTs.
7752 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7760 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
7762 (fold_call_expr): Return a NOP_EXPR from folding rather than the
7763 contained expression.
7764 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
7765 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
7766 conditional expressions for C.
7767 (decl_constant_value_for_optimization): Move from
7768 decl_constant_value_for_broken_optimization in c-typeck.c. Check
7769 whether optimizing and that the expression is a VAR_DECL not of
7770 array type instead of doing such checks in the caller. Do not
7771 check pedantic. Call gcc_unreachable for C++.
7772 * c-common.def (C_MAYBE_CONST_EXPR): New.
7773 * c-common.h (c_fully_fold, c_save_expr,
7774 decl_constant_value_for_optimization): New prototypes.
7775 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7776 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7777 EXPR_INT_CONST_OPERANDS): Define.
7778 * c-convert.c (convert): Strip nops from expression.
7779 * c-decl.c (groktypename): Take extra parameters expr and
7780 expr_const_operands. Update call to grokdeclarator.
7781 (start_decl): Update call to grokdeclarator. Add statement for
7782 expressions used in type of decl.
7783 (grokparm): Update call to grokdeclarator.
7784 (push_parm_decl): Update call to grokdeclarator.
7785 (build_compound_literal): Add parameter non_const and build a
7786 C_MAYBE_COSNT_EXPR if applicable.
7787 (grokdeclarator): Take extra parameters expr and
7788 expr_const_operands. Track expressions used in declaration
7789 specifiers and declarators. Fold array sizes and track whether
7790 they are constant expressions and whether they are integer
7791 constant expressions.
7792 (parser_xref_tag): Set expr and expr_const_operands fields in
7794 (grokfield): Update call to grokdeclarator.
7795 (start_function): Update call to grokdeclarator.
7796 (build_null_declspecs): Set expr and expr_const_operands fields in
7798 (declspecs_add_type): Handle expressions in typeof specifiers.
7799 * c-parser.c (c_parser_declspecs): Set expr and
7800 expr_const_operands fields for declaration specifiers.
7801 (c_parser_enum_specifier): Likewise.
7802 (c_parser_struct_or_union_specifier): Likewise.
7803 (c_parser_typeof_specifier): Likewise. Update call to
7804 groktypename. Fold expression as needed. Return expressions with
7805 type instead of adding statements.
7806 (c_parser_attributes): Update calls to c_parser_expr_list.
7807 (c_parser_statement_after_labels): Fold expression before passing
7808 to objc_build_throw_stmt.
7809 (c_parser_condition): Fold expression.
7810 (c_parser_asm_operands): Fold expression.
7811 (c_parser_conditional_expression): Use c_save_expr. Update call
7812 to build_conditional_expr.
7813 (c_parser_alignof_expression): Update call to groktypename.
7814 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
7815 original_code. Fold expression argument of va_arg. Create
7816 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
7817 argument to va_arg. Update calls to groktypename. Fold array
7818 index for offsetof. Verify that first argument to
7819 __builtin_choose_expr has integer type.
7820 (c_parser_postfix_expression_after_paren_type): Update calls to
7821 groktypename and build_compound_literal. Handle expressions with
7822 side effects in type name.
7823 (c_parser_postfix_expression_after_primary): Update call to
7824 c_parser_expr_list. Set original_code for calls to
7825 __builtin_constant_p.
7826 (c_parser_expr_list): Take extra parameter fold_p. Fold
7827 expressions if requested.
7828 (c_parser_objc_type_name): Update call to groktypename.
7829 (c_parser_objc_synchronized_statement): Fold expression.
7830 (c_parser_objc_receiver): Fold expression.
7831 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
7832 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
7833 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
7834 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
7835 (struct c_typespec): Add elements expr and expr_const_operands.
7836 (struct c_declspecs): Add elements expr and expr_const_operands.
7837 (groktypename, build_conditional_expr, build_compound_literal):
7839 (in_late_binary_op): Declare.
7840 * c-typeck.c (note_integer_operands): New function.
7841 (in_late_binary_op): New variable.
7842 (decl_constant_value_for_broken_optimization): Move to c-common.c
7843 and rename to decl_constant_value_for_optimization.
7844 (default_function_array_conversion): Do not strip nops.
7845 (default_conversion): Do not call
7846 decl_constant_value_for_broken_optimization.
7847 (build_array_ref): Do not fold result.
7848 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
7849 result when operand is a VLA.
7850 (c_expr_sizeof_type): Update call to groktypename. Handle
7851 expressions included in type name. Use C_MAYBE_CONST_EXPR for
7852 result when operand names a VLA type.
7853 (build_function_call): Update call to build_compound_literal.
7854 Only fold result for calls to __builtin_* functions. Strip
7855 NOP_EXPR from INTEGER_CST returned from such functions. Fold
7856 the function designator.
7857 (convert_arguments): Fold arguments. Update call to
7858 convert_for_assignment.
7859 (build_unary_op): Handle increment and decrement of
7860 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
7861 decrement earlier. Fold operand of increment and decrement.
7862 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
7863 built for integer operand. Wrap returns that are INTEGER_CSTs
7864 without being integer constant expressions or that have integer
7865 constant operands without being INTEGER_CSTs.
7866 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
7867 (build_conditional_expr): Add operand ifexp_bcp. Track whether
7868 result is an integer constant expression or can be used in
7869 unevaluated parts of one and avoid folding and wrap as
7870 appropriate. Fold operands before possibly doing -Wsign-compare
7872 (build_compound_expr): Wrap result for C99 if operands can be used
7873 in integer constant expressions.
7874 (build_c_cast): Update call to digest_init. Do not ignore
7875 overflow from casting floating-point constants to integers. Wrap
7876 results that could be confused with integer constant expressions,
7877 null pointer constants or floating-point constants.
7878 (c_cast_expr): Update call to groktypename. Handle expressions
7879 included in type name.
7880 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
7881 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
7882 Update calls to convert_for_assignment.
7883 (convert_for_assignment): Take new parameter
7884 null_pointer_constant. Do not strip nops or call
7885 decl_constant_value_for_broken_optimization. Set
7886 in_late_binary_op for conversions to boolean.
7887 (store_init_value): Update call to digest_init.
7888 (digest_init): Take new parameter null_pointer_constant. Do not
7889 call decl_constant_value_for_broken_optimization. pedwarn for
7890 initializers not constant expressions. Update calls to
7891 convert_for_assignment.
7892 (constructor_nonconst): New.
7893 (struct constructor_stack): Add nonconst element.
7894 (really_start_incremental_init, push_init_level, pop_init_level):
7895 Handle constructor_nonconst and nonconst element.
7896 (set_init_index): Call constant_expression_warning for array
7898 (output_init_element): Fold value. Set constructor_nonconst as
7899 applicable. pedwarn for initializers not constant expressions.
7900 Update call to digest_init. Call constant_expression_warning
7901 where constant initializers are required.
7902 (process_init_element): Use c_save_expr.
7903 (c_finish_goto_ptr): Fold expression.
7904 (c_finish_return): Fold return value. Update call to
7905 convert_for_assignment.
7906 (c_start_case): Fold switch expression.
7907 (c_process_expr_stmt): Fold expression.
7908 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
7909 ensure statement expression is not evaluated in constant expression.
7910 (build_binary_op): Track whether results are integer constant
7911 expressions or may occur in such, disable folding and wrap results
7912 as applicable. Fold operands for -Wsign-compare warnings unless
7914 (c_objc_common_truthvalue_conversion): Handle results folded to
7915 integer constants that are not integer constant expressions.
7916 * doc/extend.texi: Document when typeof operands are evaluated,
7917 that condition of __builtin_choose_expr is an integer constant
7918 expression, and more about use of __builtin_constant_p in
7921 2009-03-29 Richard Guenther <rguenther@suse.de>
7923 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
7924 propagate addresses of array references.
7926 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
7928 * regmove.c (perhaps_ends_bb_p): Remove.
7929 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
7930 from INSN and check that the main loop stays within that basic block.
7931 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
7932 (regmove_forward_pass): Split out from regmove_optimize. Use
7933 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
7934 (regmove_backward_pass): Split out from regmove_optimize. Use
7935 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
7936 (regmove_optimize): Simplify.
7938 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
7941 * config/i386/i386.c (classify_argument): Ignore flexible array
7942 member in struct and warn ABI change.
7944 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
7946 * config/i386/i386-protos.h (ix86_agi_dependent): New.
7948 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
7949 (ix86_adjust_cost): Updated.
7951 2009-03-29 Jan Hubicka <jh@suse.cz>
7954 * tree-pass.h (pass_cleanup_eh): New function.
7955 (remove_unreachable_regions): Break code handling RTL
7956 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
7957 that can not be reached by runtime.
7958 (can_be_reached_by_runtime): New function.
7959 (label_to_region_map): New function.
7960 (num_eh_regions): New function.
7961 (rtl_remove_unreachable_regions): New function.
7962 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
7963 (remove_eh_region): New function.
7964 * except.h: Include sbitmap and vecprim.
7965 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
7966 num_eh_regions): Declare.
7967 * passes.c (init_optimization_passes): Schedule cleanup_eh.
7968 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
7969 * tree-eh.c (tree_remove_unreachable_handlers): New function.
7970 (tree_empty_eh_handler_p): New function.
7971 (cleanup_empty_eh): New function.
7972 (cleanup_eh): New function.
7973 (pass_cleanup_eh): New function.
7975 2009-03-29 Jan Hubicka <jh@suse.cz>
7977 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
7978 for removed regions.
7980 2009-03-29 Jan Hubicka <jh@suse.cz>
7982 * except.c (dump_eh_tree): Dump all datastructures.
7984 2009-03-29 Jan Hubicka <jh@suse.cz>
7986 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
7987 (duplicate_eh_regions_1): Likewise.
7988 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
7989 vector; call EH verification.
7990 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
7991 Be ready for region being removed.
7993 2009-03-29 Jan Hubicka <jh@suse.cz>
7995 * bitmap.c (bitmap_last_set_bit): New function.
7996 * bitmap.h (bitmap_last_set_bit): Declare.
7998 2009-03-29 David Ayers <ayers@fsfe.org>
8001 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
8002 by calling objc_compare_types and surpress warnings about
8003 incompatible C pointers that are compatible ObjC pointers.
8005 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
8007 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
8008 call initialize_inline_failed.
8009 (initialize_inline_failed): Move it from here ...
8010 * cgraph.c (initialize_inline_failed): ... to here.
8011 (cgraph_create_edge): Call initialize_inline_failed rather than
8012 setting inline_failed directly.
8014 2009-03-29 Ben Elliston <bje@au.ibm.com>
8017 * sysv4.opt (msdata): Improve comment.
8018 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
8019 * sysv4.h (SVR4_ASM_SPEC): Likewise.
8021 2009-03-29 Ben Elliston <bje@au.ibm.com>
8024 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
8025 load and store attributes.
8027 2009-03-29 Ben Elliston <bje@au.ibm.com>
8029 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
8030 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
8031 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
8032 * doc/extend.texi (X86 Built-in Functions): Add index entries for
8033 __builtin_infq and __builtin_huge_valq.
8035 2009-03-28 Anatoly Sokolov <aesok@post.ru>
8037 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
8039 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8040 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
8042 2009-03-28 Xinliang David Li <davidxl@google.com>
8044 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
8045 (do_dbg_cnt): New function.
8047 2009-03-28 Jan Hubicka <jh@suse.cz>
8049 Merge from pretty-ipa:
8051 2009-03-27 Jan Hubicka <jh@suse.cz>
8053 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
8054 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
8055 * passes.c (function_called_by_processed_nodes_p): New.
8056 * ipa-pure-const.c (check_call): Fix handling of operands.
8057 (analyze_function): Dump debug output for skipped bodies.
8058 (local_pure_const): Use function_called_by_processed_nodes_p.
8059 * dwarf2out.c (reference_to_unused): Use output.
8060 * passes.c (do_per_function_toporder): Likewise.
8062 2008-11-12 Jan Hubicka <jh@suse.cz>
8064 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
8065 * ipa-pure-const.c (funct_state_d): Add can throw field; make
8066 state_set_in_source enum
8067 (check_decl): Ignore memory tags; do not set fake looping flags;
8069 (check_operand, check_tree, check_rhs_var, check_lhs_var,
8070 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
8071 (check_call, analyze_function): Rewrite.
8073 (add_new_function): Update call of analyze_function.
8074 (generate_summary): Add call of analyze_function.
8075 (propagate): Propagate can_throw; handle state_set_in_source correctly.
8076 (local_pure_const): New function.
8077 (pass_local_pure_const): New pass.
8078 * ipa-inline.c (inline_transform): Set after_inlining.
8079 * tree-eh.c (stmt_can_throw_external): New.
8080 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
8081 work with aliasing built.
8082 * tree-flow.h (stmt_can_throw_external): New.
8083 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
8084 and local pure/const pass in early and late optimization queue.
8086 2009-03-28 Martin Jambor <mjambor@suse.cz>
8088 * fold-const.c (get_pointer_modulus_and_residue): New parameter
8090 (fold_binary): Allow function decl aligment consideration is the
8091 second argument is integer constant one.
8092 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
8093 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
8094 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
8096 2009-03-28 Jan Hubicka <jh@suse.cz>
8098 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
8099 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
8100 * function.h (rtl_data): Add nothrow flag.
8101 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
8102 set DECL_NOTHROW for AVAILABLE functions.
8104 2009-03-28 Jakub Jelinek <jakub@redhat.com>
8106 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
8107 following vector keyword has expansion starting with pixel or bool
8108 keyword, expand vector to __vector and pixel or bool to __pixel or
8112 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
8113 warn_if_disallowed_function_p): Removed.
8114 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
8115 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
8116 warning_if_disallowed_function_p.
8117 * flags.h (warn_if_disallowed_function_p,
8118 warn_disallowed_functions): Removed.
8119 * common.opt (Wdisallowed-function-list=): Removed.
8120 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
8122 2009-03-28 Richard Guenther <rguenther@suse.de>
8124 PR tree-optimization/38723
8125 * tree-ssa-pre.c (compute_avail): Add all default definitions to
8128 2009-03-28 Jan Hubicka <jh@suse.cz>
8130 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
8131 test introduced by my previous patch.
8133 2009-03-28 Richard Guenther <rguenther@suse.de>
8135 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
8136 the PHIs value undefined.
8138 2009-03-28 Jan Hubicka <jh@suse.cz>
8140 * tree-pass.h (pass_fixup_cfg): New pass.
8141 * ipa-inline.c (inline_transform): Set
8142 always_inline_functions_inlined/after_inlining.
8143 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
8144 (pass_fixup_cfg): New pass.
8145 * passes.c (init_optimization_passes): Add fixup_cfg.
8147 2009-03-28 Richard Guenther <rguenther@suse.de>
8149 PR tree-optimization/38458
8150 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
8151 argument use the arguments copy-of value.
8153 2009-03-28 Richard Guenther <rguenther@suse.de>
8155 PR tree-optimization/38180
8156 * tree-ssa-ccp.c (get_default_value): Simplify.
8157 (likely_value): Likewise.
8158 (surely_varying_stmt_p): Properly handle VOP case.
8159 (ccp_initialize): Likewise.
8160 (ccp_fold): Handle propagating through *&.
8161 (fold_const_aggregate_ref): Also handle decls.
8163 2009-03-28 Jan Hubicka <jh@suse.cz>
8165 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
8166 * cgraph.h (cgraph_node): Likewise.
8167 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
8168 (cgraph_reset_node): Use process flag.
8169 (cgraph_mark_functions_to_output): Likewise.
8170 (cgraph_expand_function): Likewise.
8171 (cgraph_expand_all_functions): Likewise.
8172 (cgraph_output_in_order): Likewise.
8173 * dwarf2out.c (reference_to_unused): Likewise.
8174 * passes.c do_per_function_toporder): Likewise.
8176 2009-03-28 Jan Hubicka <jh@suse.cz>
8178 Bring from lto-branch:
8180 2008-09-03 Doug Kwan <dougkwan@google.com>
8182 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
8183 enums instead of reason strings.
8184 * cgraph.c (cgraph_create_edge): Same.
8185 (cgraph_inline_failed_string): New function.
8186 * cgraph.h (cgraph_inline_failed_t): New enum type.
8187 (cgraph_inline_failed_string): New prototype.
8188 (struct cgraph_edge): Change type of INLINED_FAILED from constant
8189 char pointer to cgraph_inline_failed_t.
8190 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
8191 (cgraph_default_inline_p): Ditto.
8192 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
8193 to cgraph_inline_failed_t pointer.
8194 * cif-code.def: New file.
8195 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
8197 (cgraph_check_inline_limits): Change type of REASON to pointer to
8198 cgraph_inline_failed_t. Replace reason strings with enums.
8199 (cgraph_default_inline_p): Ditto.
8200 (cgraph_recursive_inlining_p): Ditto.
8201 (update_caller_keys): Change type of FAILED_REASON to
8202 cgraph_inline_failed_t.
8203 (cgraph_set_inline_failed): Change type of REASON to pointer to
8204 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
8205 convert enums to strings for text output.
8206 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
8207 to be of type cgraph_inline_failed_t. Replace reason strings with
8208 enums. Call cgraph_inline_failed_string to covert enums
8209 to strings for text output.
8210 (cgraph_decide_inlining): Replace reason strings with enums.
8211 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
8212 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
8214 * tree-inline.c (expand_call_inline): Change type of REASON
8215 to cgraph_inline_failed_t. Replace reason strings with enums.
8216 Call cgraph_inline_failed_string for text output.
8217 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
8220 2009-03-28 Jan Hubicka <jh@suse.cz>
8222 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
8223 cgraph_clone_node): Remove master clone handling.
8224 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8225 * cgraph.h (master_clone): Remove.
8226 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8227 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
8228 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8230 2009-03-28 Jan Hubicka <jh@suse.cz>
8232 * cgraph.c (cgraph_function_body_availability): Functions declared
8233 inline are always safe to assume that it is not going to be replaced.
8235 2009-03-28 Richard Guenther <rguenther@suse.de>
8237 PR tree-optimization/38513
8238 * tree-ssa-pre.c (eliminate): Remove redundant stores.
8239 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8240 EXC_PTR_EXPR and FILTER_EXPR.
8241 (get_ref_from_reference_ops): Likewise.
8243 2009-03-28 Richard Guenther <rguenther@suse.de>
8245 PR tree-optimization/38968
8246 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
8247 Use FLOOR_MOD_EXPR to compute misalignment.
8249 2009-03-28 Richard Guenther <rguenther@suse.de>
8251 PR tree-optimization/37795
8252 * tree.h (combine_comparisons): Declare.
8253 * fold-const.c (combine_comparisons): Export.
8254 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
8256 (ifcombine_iforif): Use combine_comparisons.
8258 2009-03-28 Jan Hubicka <jh@suse.cz>
8260 * tree-eh.c (inlinable_call_p): New function.
8261 (make_eh_edges): Use it.
8262 (verify_eh_edges): Use it.
8263 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
8264 * except.c (reachable_next_level): Add inlinable_function argument
8265 (sjlj_find_directly_reachable_regions): Update.
8266 (add_reachable_handler): Do not set saw_any_handlers.
8267 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
8268 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
8269 Add new inlinable call parameter.
8270 (can_throw_internal, can_throw_external): Update.
8271 * except.h (can_throw_internal_1, can_throw_external_1,
8272 foreach_reachable_handler): Update declaration.
8274 2009-03-28 Joseph Myers <joseph@codesourcery.com>
8276 * config/arm/t-arm-coff, config/h8300/coff.h,
8277 config/i386/i386-aout.h, config/i386/i386-coff.h,
8278 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
8279 config/pdp11/2bsd.h, config/rs6000/aix41.h,
8280 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
8281 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
8282 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
8283 sys-types.h: Remove.
8284 * Makefile.in: Remove protoize and fixproto support and references
8286 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
8287 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
8289 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
8290 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
8291 unprotoize$(exeext).
8292 (rest.encap): Don't depend on $(STMP_FIXPROTO)
8293 (.PHONY): Don't depend on proto.
8294 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
8295 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
8296 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
8297 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
8298 build/gen-protos.o, build/scan.o, xsys-protos.h,
8299 build/fix-header$(build_exeext), build/fix-header.o,
8300 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
8301 stmp-install-fixproto): Remove.
8302 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
8303 SYSCALLS.c or fixproto files.
8304 (install-common): Don't install protoize.
8305 (install-headers-tar, install-headers-cpio, install-headers-cp):
8306 Don't depend on $(STMP_FIXPROTO).
8307 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
8308 install fixproto files or write out fixproto settings.
8309 (uninstall): Don't uninstall protoize.
8310 * config.gcc (use_fixproto): Remove.
8311 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
8312 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
8313 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
8314 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
8315 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
8316 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
8317 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
8318 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
8319 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
8320 * config/t-vxworks (STMP_FIXPROTO): Remove.
8321 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
8322 STMP_FIXPROTO): Remove.
8323 * config.in, configure: Regenerate.
8324 * crtstuff.c (gid_t, uid_t): Don't undefine.
8325 * doc/install.texi: Change m68k-coff to m68k-elf in example.
8326 (arm-*-coff, arm-*-aout: Remove target entries.
8327 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
8328 Remove mention of AIX 4.1.
8329 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
8330 * doc/invoke.texi (Running Protoize): Remove.
8331 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
8332 (Protoize Caveats): Remove.
8333 * tsystem.h: Update comments on headers assumed to exist.
8335 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
8337 * genautomata.c: Add a new year to the copyright. Add a new
8339 (struct insn_reserv_decl): Add comments for member bypass_list.
8340 (find_bypass): Remove.
8341 (insert_bypass): New.
8342 (process_decls): Use insert_bypass.
8343 (output_internal_insn_latency_func): Output all bypasses with the
8344 same input insn in one switch case.
8346 * rtl.def (define_bypass): Describe bypass choice.
8347 * doc/md.texi (define_bypass): Ditto.
8349 2009-03-27 Richard Guenther <rguenther@suse.de>
8351 * gimplify.c (mark_addressable): Export.
8352 * tree-flow.h (mark_addressable): Declare.
8353 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
8354 * tree-ssa.c (verify_phi_args): Verify that address taken
8355 variables have TREE_ADDRESSABLE set.
8357 2009-03-27 Richard Guenther <rguenther@suse.de>
8359 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
8360 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
8361 Do not mark decls TREE_ADDRESSABLE.
8362 (build_fold_addr_expr): Adjust.
8363 (fold_addr_expr): Remove.
8364 (fold_unary): Use build_fold_addr_expr.
8365 (fold_comparison): Likewise.
8366 (split_address_to_core_and_offset): Likewise.
8367 * coverage.c (tree_coverage_counter_addr): Mark the array decl
8369 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
8370 (gimplify_modify_expr_to_memcpy): Mark source and destination
8372 * omp-low.c (create_omp_child_function): Mark the object decl
8374 (lower_rec_input_clauses): Mark the var we take the address of
8376 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
8378 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8381 * cfgexpand.c (expand_one_stack_var_at): Change alignment
8382 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
8384 2009-03-27 Richard Guenther <rguenther@suse.de>
8386 PR tree-optimization/39120
8387 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
8389 (handle_lhs_call): Process return constraints. Add escape
8390 constraints if necessary.
8391 (handle_const_call): Fill out return constraints. Make nested
8392 case more precise. Avoid consttmp if possible.
8393 (handle_pure_call): Fill out return constraints. Avoid
8394 callused if possible.
8395 (find_func_aliases): Simplify call handling.
8397 2009-03-27 Richard Guenther <rguenther@suse.de>
8399 PR tree-optimization/39120
8400 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
8401 as a representative.
8402 (solve_graph): Do propagate CALLUSED.
8403 (handle_pure_call): Use a scalar constraint from CALLUSED for
8405 (find_what_p_points_to): CALLUSED shall not appear in poins-to
8408 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8411 * c-common.c (handle_aligned_attribute): Properly check alignment
8412 overflow. Use (1U << i) instead of (1 << i).
8414 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
8416 * expr.h (get_mem_align_offset): Updated.
8418 * tree.h (tree_decl_common): Change align to "unsigned int" and
8419 move it before pointer_alias_set.
8421 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8422 Jakub Jelinek <jakub@redhat.com>
8425 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
8426 gr_register_operand with gr_reg_or_0_operand.
8427 (cmpxchg_rel_di): Likewise.
8428 (sync_lock_test_and_set<mode>): Likewise.
8430 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8432 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
8433 (true_regnum): Likewise.
8435 * rtlanal.c (subreg_info): Moved to ...
8436 * rtl.h (subreg_info): Here. New.
8437 (subreg_get_info): New.
8439 * rtlanal.c (subreg_get_info): Make it extern.
8441 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8444 * config/i386/i386.c (ix86_abi): New.
8445 (override_options): Handle -mabi=.
8446 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
8447 (ix86_call_abi_override): Likewise.
8448 (init_cumulative_args): Likewise.
8449 (function_arg_advance): Likewise.
8450 (function_arg_64): Likewise.
8451 (function_arg): Likewise.
8452 (ix86_pass_by_reference): Likewise.
8453 (ix86_function_value_regno_p): Likewise.
8454 (ix86_build_builtin_va_list_abi): Likewise.
8455 (setup_incoming_varargs_64): Likewise.
8456 (is_va_list_char_pointer): Likewise.
8457 (ix86_init_machine_status): Likewise.
8458 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
8459 (ix86_function_type_abi): Return enum calling_abi. Rewrite
8460 for 64bit. Replace DEFAULT_ABI with ix86_abi.
8461 (ix86_function_abi): Make it static and return enum calling_abi.
8462 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
8464 (ix86_fn_abi_va_list): Updated.
8466 * config/i386/i386.h (ix86_abi): New.
8467 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
8468 (CONDITIONAL_REGISTER_USAGE): Likewise.
8469 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
8470 (machine_function): Likewise.
8472 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
8474 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
8475 (STACK_BOUNDARY): Likewise.
8476 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
8478 * config/i386/i386.opt (mabi=): New.
8480 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
8481 return enum calling_abi.
8482 (ix86_function_type_abi): Likewise.
8483 (ix86_function_abi): Removed.
8485 * doc/invoke.texi: Document -mabi= option for x86.
8487 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8489 * builtins.c (real_dconstp): Delete.
8490 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
8492 2009-03-27 Dodji Seketeli <dodji@redhat.com>
8493 Jakub Jelinek <jakub@redhat.com>
8496 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
8497 (gen_subprogram_die): When a function is explicit, generate the
8498 DW_AT_explicit attribute.
8499 * langhooks.h (struct lang_hooks_for_decls): Add
8500 function_decl_explicit_p langhook.
8501 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
8502 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
8504 2009-03-27 Jakub Jelinek <jakub@redhat.com>
8506 * builtins.c (fold_builtin_memory_op): Optimize memmove
8507 into memcpy if we can prove source and destination don't overlap.
8509 * tree-inline.c: Include gt-tree-inline.h.
8510 (clone_fn_id_num): New variable.
8511 (clone_function_name): New function.
8512 (tree_function_versioning): Use it.
8513 * Makefile.in (GTFILES): Add tree-inline.c.
8515 2009-03-27 Mark Mitchell <mark@codesourcery.com>
8517 * BASE-VER: Change to 4.5.0.
8519 2009-03-27 Xinliang David Li <davidxl@google.com>
8521 PR tree-optimization/39557
8522 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
8524 2009-03-27 Xinliang David Li <davidxl@google.com>
8526 PR tree-optimization/39548
8527 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
8530 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8532 * c-common.c (pointer_int_sum): Use %wd on return from
8535 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8537 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
8538 on return from tree_low_cst.
8540 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
8543 * ginclude/stdarg.h (va_copy): Define also for
8544 __GXX_EXPERIMENTAL_CXX0X__.
8546 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8549 * builtins.h (c_strlen): Do not warn here.
8550 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8551 * c-common.c (pointer_int_sum): Take an explicit location.
8552 Warn about offsets out of bounds.
8553 * c-common.h (pointer_int_sum): Adjust declaration.
8555 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8557 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
8560 2009-03-26 Jakub Jelinek <jakub@redhat.com>
8563 * opts.c (warn_if_disallowed_function_p): Don't assume
8564 get_callee_fndecl must return non-NULL.
8566 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
8568 PR rtl-optimization/39522
8569 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
8570 when reg_reloaded_valid is set.
8572 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8574 * config/spu/divv2df3.c: New file.
8575 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
8576 (DPBIT_FUNCS): Filter out _div_df.
8578 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
8580 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
8581 a jump insn, count that jump in the distance to the loop start.
8583 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
8586 * config/sh/sh.c (calc_live_regs): Fix condition for global
8587 registers except PIC_OFFSET_TABLE_REGNUM.
8589 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
8592 * doc/invoke.texi (-mconsole): New.
8596 (-mnop-fun-dllimport): New.
8600 (sub section "i386 and x86-64 Windows Options"): New.
8602 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
8604 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
8605 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
8607 2009-03-25 Richard Guenther <rguenther@suse.de>
8610 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
8613 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
8615 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
8616 neither of haifa/selective schedulers are working.
8618 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8620 * doc/invoke.texi (Debugging Options): Fix description of
8621 -fno-merge-debug-strings.
8623 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
8625 * config/cris/libgcc.ver: New version-script.
8626 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
8628 * configure.ac <GAS features, nop mnemonic>: Add pattern
8629 crisv32-*-* for "nop".
8630 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
8631 * configure: Regenerate.
8633 2009-03-24 Ira Rosen <irar@il.ibm.com>
8635 PR tree-optimization/39529
8636 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
8637 mark_sym_for_renaming for the tag copied to the new vector
8640 2009-03-24 Arthur Loiret <aloiret@debian.org>
8642 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
8643 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
8644 EXTRA_SPEC_FUNCTIONS.
8645 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
8646 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
8647 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
8648 -march and -mtune options.
8650 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
8652 * config/m68k/t-rtems: Add m5329 multilib.
8654 2009-03-24 Dodji Seketeli <dodji@redhat.com>
8655 Jakub Jelinek <jakub@redhat.com>
8658 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
8661 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8664 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
8665 instead of c_parser_expression_conv, if original_code isn't one of the
8666 4 allowed comparison codes, fail.
8668 2009-03-23 Richard Guenther <rguenther@suse.de>
8670 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
8671 * tree.h (struct tree_type): Likewise.
8672 * reload.h (struct insn_chain): Likewise.
8673 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
8674 * function.h (struct function): Likewise.
8675 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
8677 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8679 PR tree-optimization/39516
8680 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
8682 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
8684 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
8685 should be set true if BITS_PER_WORD of target is bigger than 32
8687 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
8689 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
8690 Translate -B-options to -rpath-link. Correct existing
8691 rpath-link and conditionalize on !nostdlib.
8693 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8695 * doc/extend.texi (Function Attributes, Variable Attributes):
8697 * doc/invoke.texi (Debugging Options, Optimize Options)
8698 (i386 and x86-64 Options, MCore Options): Likewise.
8700 2009-03-20 Jakub Jelinek <jakub@redhat.com>
8703 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
8704 it for block local namespace aliases.
8705 (gen_decl_die): Pass context_die to gen_namespace_die.
8707 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8710 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
8711 minimum or maximum value.
8713 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
8715 * reginfo.c (globalize_reg): Recompute derived reg sets.
8717 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
8720 * libgcc2.c (mprotect): Do not use signed arguments for
8721 VirtualProtect, use DWORD arguments. Also fix the 'may
8722 be used uninitialized' warning for the np variable.
8724 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8727 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
8728 functions using regparm calling conventions when not optimizing.
8729 (ix86_function_sseregparm): Similarly for sseregparm calling
8732 2009-03-19 Li Feng <nemokingdom@gmail.com>
8735 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
8736 dependence if the first conflict is after niter iterations.
8738 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
8741 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
8742 functions with dynamic stack-pointer adjustments.
8744 2009-03-19 Ben Elliston <bje@au.ibm.com>
8746 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
8747 option; change to -msdata=data.
8749 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8751 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
8754 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
8757 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
8759 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
8761 * doc/invoke.texi (Code Gen Options): Expand discussion of
8764 2009-03-18 Jakub Jelinek <jakub@redhat.com>
8766 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
8767 * matrix-reorg.c (struct matrix_info): Likewise.
8768 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
8769 * rtl.h (struct mem_attrs): Likewise.
8770 * df.h (struct df): Likewise.
8771 * tree-data-ref.h (struct data_dependence_relation): Likewise.
8772 * ira-int.h (struct ira_allocno): Likewise.
8773 * df-scan.c (struct df_collection_rec): Likewise.
8774 * ira.c (struct equivalence): Likewise.
8775 * function.c (struct temp_slot): Likewise.
8776 * cfgloop.h (struct loop): Likewise.
8779 * function.c (use_register_for_decl): When not optimizing, disregard
8780 register keyword for variables with types containing methods.
8782 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
8785 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
8786 (is_simple_operand): Call contains_component_ref_p before calling data
8787 reference analysis that would fail on COMPONENT_REFs.
8789 * tree-vrp.c (search_for_addr_array): Fix formatting.
8791 2009-03-18 Richard Guenther <rguenther@suse.de>
8793 * tree-vect-transform.c (vect_loop_versioning): Fold the
8794 generated comparisons.
8795 * tree-vectorizer.c (set_prologue_iterations): Likewise.
8796 (slpeel_tree_peel_loop_to_edge): Likewise.
8798 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8801 * opts.c (print_specific_help): In addition to `undocumented',
8802 accept `separate' and `joined' flags if passed alone. Describe
8803 output by the first matched one of those.
8804 (common_handle_option): Skip over empty strings.
8805 * gcc.c (display_help): Fix help string for `--help='.
8806 * doc/invoke.texi (Option Summary, Overall Options): With
8807 `--help=', classes and qualifiers can both be repeated, but
8808 only the latter can be negated. One should not pass only
8809 negated qualifiers. Fix markup and examples.
8812 2008-10-14 Jakub Jelinek <jakub@redhat.com>
8814 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
8815 and -fhelp=separate.
8817 2009-03-17 Jing Yu <jingyu@google.com>
8820 * function.h (struct rtl_data): Move is_thunk from here...
8821 (struct function): ...to here.
8822 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
8823 * varasm.c (assemble_start_function): Change is_thunk from crtl to
8825 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
8827 (alpha_does_function_need_gp, alpha_start_function): Likewise.
8828 (alpha_output_function_end_prologue): Likewise.
8829 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
8830 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
8831 (rs6000_output_function_epilogue): Likewise.
8832 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8834 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
8837 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
8838 from different units in a single alternative.
8839 (*truncdfsf_i387): Ditto.
8840 (*truncxfsf2_mixed): Ditto.
8841 (*truncxfdf2_mixed): Ditto.
8843 2009-03-17 Jakub Jelinek <jakub@redhat.com>
8845 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
8846 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
8849 * tree-ssa-live.c (remove_unused_locals): Don't remove local
8850 unused non-artificial variables when not optimizing.
8853 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
8854 DW_TAG_imported_module even if decl is IMPORTED_DECL with
8855 NAMESPACE_DECL in its DECL_INITIAL.
8858 * optabs.c (set_user_assembler_libfunc): New function.
8859 * expr.h (set_user_assembler_libfunc): New prototype.
8860 * c-common.c: Include libfuncs.h.
8861 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
8862 for memcmp, memset, memcpy, memmove and abort.
8863 * Makefile.in (c-common.o): Depend on libfuncs.h.
8866 * dwarf2out.c (gen_inlined_enumeration_type_die,
8867 gen_inlined_structure_type_die, gen_inlined_union_type_die,
8868 gen_tagged_type_instantiation_die): Removed.
8869 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
8872 2009-03-17 Janis Johnson <janis187@us.ibm.com>
8875 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
8877 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
8878 (check-parallel-%): Ditto.
8879 (check-consistency): Ditto.
8881 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
8883 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
8884 local variable rhs by NULL_TREE.
8886 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8889 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
8891 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8894 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
8896 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8899 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
8900 for ms->sysv ABI calls only in 64bit mode.
8902 * config/i386/i386.md (untyped_call): Support 32bit.
8904 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
8906 * doc/extend.texi: Replace x86_65 with x86_64.
8908 2009-03-16 Jakub Jelinek <jakub@redhat.com>
8910 PR tree-optimization/39455
8911 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
8912 mismatches for POINTER_TYPE_P (type).
8913 (number_of_iterations_le): Likewise.
8915 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8917 * config/picochip/picochip.c: Removed profiling support.
8918 * config/picochip/picochip.md: Removed profiling instruction.
8919 * config/picochip/picochip.h: Removed profiling builtin.
8921 2009-03-16 Joseph Myers <joseph@codesourcery.com>
8923 * doc/install.texi (--with-host-libstdcxx): Document.
8925 2009-03-14 Anatoly Sokolov <aesok@post.ru>
8928 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
8929 generate a warning if the function name does not begin with
8930 "__vector" and the function has either the 'signal' or 'interrupt'
8931 attribute, from here to ...
8932 (avr_declare_function_name): ...here. New function.
8933 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
8934 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
8936 2009-03-14 Jakub Jelinek <jakub@redhat.com>
8939 * cse.c (fold_rtx): Don't modify original const_arg1 when
8940 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
8941 separate variable instead.
8942 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
8943 from out of range shift counts.
8944 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
8946 2009-03-13 Catherine Moore <clm@codesourcery.com>
8948 * config/i386/x-mingw32 (host-mingw32.o): Replace
8949 diagnostic.h with $(DIAGNOSTIC_H).
8951 2009-03-12 Jakub Jelinek <jakub@redhat.com>
8954 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
8956 * config/i386/sync.md (sync_compare_and_swap<mode>,
8957 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
8958 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
8960 (sync_double_compare_and_swapdi_pic,
8961 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
8962 cmpxchg8b_pic_memory_operand instead of just memory_operand.
8964 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8967 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
8969 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8972 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
8973 (avx_addsubv4df3): Likewise.
8974 (*avx_addsubv4sf3): Likewise.
8975 (sse3_addsubv4sf3): Likewise.
8977 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8980 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
8982 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
8985 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
8986 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
8987 registers for allocnos created from user-defined variables.
8989 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8992 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
8993 of non-integer mode as well.
8995 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
8997 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
8998 for functions for which the parameter types are unknown.
9000 2009-03-11 Jakub Jelinek <jakub@redhat.com>
9003 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
9004 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
9005 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
9006 * config/i386/i386.c (ix86_local_alignment): For
9007 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
9008 long long variables on the stack to avoid dynamic realignment.
9009 Allow the first argument to be a decl rather than type.
9010 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
9012 2009-03-11 Nick Clifton <nickc@redhat.com>
9015 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
9017 Add description to mno-lsim option.
9018 * config/mcore/mcore.h: Remove comment about deprecated m4align
9020 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
9021 * doc/invoke.texi: Add description of mno-lsim and
9022 mstack-increment options.
9024 * config/fr30/fr30.opt: Document the -mno-lsim option.
9025 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
9026 and -mno-lsim options.
9028 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9030 * fold-const.c (fold_comparison): Only call fold_inf_compare
9031 if the mode supports infinities.
9033 2009-03-11 Jason Merrill <jason@redhat.com>
9036 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
9037 end already did. Notice GIMPLE_CALL modifications of the result.
9038 Don't copy debug information from an ignored decl or a decl from
9041 2009-03-10 Richard Guenther <rguenther@suse.de>
9042 Nathan Froyd <froydnj@codesourcery.com>
9045 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
9046 (__divMODE3): Likewise.
9048 2009-03-09 Jakub Jelinek <jakub@redhat.com>
9050 PR tree-optimization/39394
9051 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
9052 DECL_SIZE_UNIT of variable length FIELD_DECLs.
9054 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9056 * recog.c (verfiy_changes): Disallow renaming of hard regs in
9057 inline asms for register asm ("") declarations.
9059 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
9061 * fold-const.c (fold_unary): Fix comment.
9063 2009-03-07 Jan Hubicka <jh@suse.cz>
9066 * tree-inline.c (setup_one_parameter): Do replacement of const
9067 argument by constant in SSA form.
9069 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9072 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
9073 determine alignment passed to assign_stack_local.
9074 (assign_parms_unsplit_complex): Likewise.
9075 * except.c (sjlj_build_landing_pads): Likewise.
9077 2009-03-06 Jakub Jelinek <jakub@redhat.com>
9080 * tree-flow.h (add_referenced_var): Return bool instead of void.
9081 * tree-dfa.c (add_referenced_var): Return result of
9082 referenced_var_check_and_insert call.
9083 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
9084 of referenced_var_check_and_insert.
9087 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
9088 (gen_variable_die): Emit DW_AT_location on abstract static variable's
9089 DIE, don't emit it if abstract origin already has it.
9090 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
9091 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
9093 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9095 * genpreds.c (needs_variable): Fix parentheses at variable name
9097 (write_tm_constrs_h): Indent generated code.
9099 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9101 * doc/extend.texi (Function Attributes): Add documentation
9104 2009-03-06 Jakub Jelinek <jakub@redhat.com>
9107 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
9108 take locus from its DECL_SOURCE_LOCATION instead of input_location.
9110 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9112 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
9115 2009-03-05 Jakub Jelinek <jakub@redhat.com>
9118 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
9119 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
9121 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
9123 * config/i386/i386.md (R8_REG, R9_REG): New constants.
9124 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
9125 constants instead of magic numbers.
9126 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9128 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
9129 (x86_64_ms_abi_int_parameter_registers): Ditto.
9130 (x86_64_int_return_registers): Ditto.
9131 (ix86_maybe_switch_abi): Ditto.
9132 (ix86_expand_call): Ditto for clobbered_registers array.
9133 (ix86_hard_regno_mode_ok): Ditto.
9134 (x86_extended_QIreg_mentioned_p): Ditto.
9136 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
9138 PR tree-optimization/39349
9139 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
9141 * combine.c (gen_lowpart_for_combine): Use omode when generating
9144 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
9146 PR rtl-optimization/39235
9147 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
9149 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
9151 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
9153 2009-03-04 Richard Guenther <rguenther@suse.de>
9155 PR tree-optimization/39362
9156 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
9157 that occur in abnormal PHIs should be varying.
9159 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
9161 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
9163 (simple_iv): Take loop as an argument instead of statement.
9164 * tree-scalar-evolution.h (simple_iv): Declaration changed.
9165 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
9167 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
9169 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
9170 * matrix-reorg.c (analyze_transpose): Ditto.
9171 * tree-data-ref.c (dr_analyze_innermost): Ditto.
9172 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9173 * tree-predcom.c (ref_at_iteration): Ditto.
9174 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
9176 2009-03-04 Richard Guenther <rguenther@suse.de>
9178 PR tree-optimization/39358
9179 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
9180 escaped_id and callused_id.
9181 (solve_graph): Likewise.
9183 2009-03-04 Richard Guenther <rguenther@suse.de>
9185 PR tree-optimization/39339
9186 * tree-sra.c (try_instantiate_multiple_fields): Make it
9187 no longer ICE on the above.
9189 2009-03-03 Joseph Myers <joseph@codesourcery.com>
9191 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
9192 that fits within Pmode.
9194 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9197 * tm.texi (LIBCALL_VALUE): Update description.
9199 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9202 * doc/extend.texi (section): Update description.
9204 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
9207 * tree-inline.c (remapped_type): New.
9208 (can_be_nonlocal): Call remapped_type instead of remap_type.
9210 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9213 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
9214 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
9216 2009-03-03 Richard Guenther <rguenther@suse.de>
9219 * tree.c (tree_nonartificial_location): New function.
9220 * tree.h (tree_nonartificial_location): Declare.
9221 * builtins.c (expand_builtin_memory_chk): Provide location
9222 of the call location for artificial function pieces.
9223 (maybe_emit_chk_warning): Likewise.
9224 (maybe_emit_sprintf_chk_warning): Likewise.
9225 (maybe_emit_free_warning): Likewise.
9226 * expr.c (expand_expr_real_1): Likewise.
9228 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9230 PR tree-optimization/39343
9231 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
9232 COMPONENT_REF t has ARRAY_TYPE.
9234 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
9237 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
9238 when the type precision of the induction variable should be
9239 larger than the type precision of nit.
9240 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
9241 * graphite.c (graphite_loop_normal_form): Same.
9242 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
9244 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9246 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
9247 (*call_1_rex64_ms_sysv): Use named constants instead of magic
9248 numbers to describe clobbered registers.
9249 (*call_value_0_rex64_ms_sysv): Ditto.
9250 * config/i386/mmx.md (mmx_emms): Ditto.
9253 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
9255 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
9258 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9260 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
9261 (spu_section_type_flags): New function.
9263 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9265 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
9266 reg_class_contents of FLOAT_REGS into a temporary.
9268 2009-03-02 Richard Guenther <rguenther@suse.de>
9269 Ira Rosen <irar@il.ibm.com>
9271 PR tree-optimization/39318
9272 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
9273 information to the vectorized statement.
9275 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
9277 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
9278 variable. Use defined names instead of magic constants for REX SSE
9281 2009-03-01 Richard Guenther <rguenther@suse.de>
9283 PR tree-optimization/39331
9284 * omp-low.c (lower_send_shared_vars): Do not receive new
9285 values for the reference of DECL_BY_REFERENCE parms or results.
9287 2009-03-01 Jan Hubicka <jh@suse.cz>
9290 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
9291 BLOCK_NONLOCALIZED_VAR): New macros.
9292 (tree_block): Add nonlocalized_vars.
9293 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
9294 gen_decl_die): Add origin argument. Allow generation of die with
9295 origin at hand only.
9296 (gen_member_die, gen_type_die_with_usage, force_decl_die,
9297 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
9299 (gen_block_die): Fix checking for unused blocks.
9300 (process_scope_var): Break out from .... ; work with origins only.
9301 (decls_for_scope) ... here; process nonlocalized list.
9302 (dwarf2out_ignore_block): Look for nonlocalized vars.
9303 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
9305 (dump_scope_block): Dump them.
9306 * tree-inline.c (remap_decls): Handle nonlocalized vars.
9307 (remap_block): Likewise.
9308 (can_be_nonlocal): New predicate.
9309 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
9311 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9313 * configure: Regenerate.
9315 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9317 * optc-gen.awk: No need to duplicate option flags twice.
9318 Reuse help texts for duplicate options which do not have any.
9320 * gcc.c (display_help): Document --version.
9322 * gcc.c (main): If print_help_list and verbose_flag, ensure
9323 driver output comes before subprocess output.
9325 * optc-gen.awk: Assign all remaining fields to help string,
9326 space-separated, for multi-line help in *.opt.
9328 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
9329 -Wno-pedantic-ms-format is for MinGW targets only.
9331 * doc/options.texi (Option file format): Fix bad indentation,
9332 restoring dropped sentence.
9334 2009-02-28 Jan Hubicka <jh@suse.cz>
9336 * tree-inline.c (tree_function_versioning): Output debug info.
9338 2009-02-28 Jan Hubicka <jh@suse.cz>
9341 * tree-inline.c (setup_one_parameter): Do not copy propagate
9342 arguments when not optimizing.
9344 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
9347 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
9348 (avx_addsubv4df3): Likewise.
9349 (*avx_addsubv4sf3): Likewise.
9350 (sse3_addsubv4sf3): Likewise.
9351 (*avx_addsubv2df3): Likewise.
9352 (sse3_addsubv2df3): Likewise.
9353 (avx_unpckhps256): Correct item selectors.
9354 (avx_unpcklps256): Likewise.
9355 (avx_unpckhpd256): Likewise.
9356 (avx_unpcklpd256): Likewise.
9358 2009-02-28 Jan Hubicka <jh@suse.cz>
9360 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
9362 (copy_arguments_for_versioning): If var is declared don't declare it.
9363 (tree_function_versioning): First setup substitutions and then copy
9366 2009-02-27 Jan Hubicka <jh@suse.cz>
9369 * cgraph.h (varpool_output_debug_info): Remove.
9370 * cgraphunit.c (varpool_output_debug_info): Remove.
9371 * dwarf2out.c (deferred_locations_struct): New struct
9372 (deferred_locations): New type.
9373 (deferred_locations_list): New static var.
9374 (deffer_location): New function.
9375 (gen_variable_die): Use it.
9376 (decls_for_scope): Output info on local static vars.
9377 (dwarf2out_finish): Process deferred locations.
9378 * varpool.c (varpool_output_debug_info): Remove.
9380 2009-02-27 Jan Hubicka <jh@suse.cz>
9383 * tree.h (TREE_PROTECTED): Fix comment.
9384 (BLOCK_HANDLER_BLOCK): Remove.
9385 (struct tree_block): Remove handler_block add body_block.
9386 (inlined_function_outer_scope_p): New.
9387 (is_body_block): Remove.
9388 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
9389 * dwarf2out.c (is_inlined_entry_point): Remove.
9390 (add_high_low_attributes): Use inlined_function_outer_scope_p.
9391 (gen_block_die): Use is_inlined_entry_point check. Remove body block
9393 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
9394 * gimplify.c (gimplify_expr): Gimplify body blocks.
9395 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
9396 block with multiple subblocks.
9397 (dump_scope_block): Prettier output; dump more flags and info.
9398 (dump_scope_blocks): New.
9399 (remove_unused_locals): Use dump_scope_blocks.
9400 * tree-flow.h (dump_scope_blocks): Declare.
9401 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
9402 * stmt.c (is_body_block): Remove.
9403 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
9404 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
9406 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
9409 * graphite.c (graphite_loop_normal_form): Do not call
9410 number_of_iterations_exit from a gcc_assert.
9412 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9414 * config/s390/s390.c (s390_swap_cmp): Look for conditional
9415 jumps if COND is NULL.
9416 (find_cond_jump): New function.
9417 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
9418 * config/s390/s390.md: Remove z10_cobra attribute value.
9420 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
9422 * config/alpha/alpha.h (alpha_expand_mov): Return false if
9423 force_const_mem returns NULL_RTX.
9425 2009-02-26 Jan Hubicka <jh@suse.cz>
9428 * cgraph.h (varpool_output_debug_info): Remove.
9429 * cgraphunit.c (varpool_output_debug_info): Remove.
9430 * dwarf2out.c (deferred_locations_struct): New struct
9431 (deferred_locations): New type.
9432 (deferred_locations_list): New static var.
9433 (deffer_location): New function.
9434 (gen_variable_die): Use it.
9435 (decls_for_scope): Output info on local static vars.
9436 (dwarf2out_finish): Process deferred locations.
9437 * varpool.c (varpool_output_debug_info): Remove.
9439 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
9441 PR rtl-optimization/39241
9442 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
9443 to subreg_offset_representable_p.
9445 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9447 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
9448 execute function prototype. Get f and nregs from max_reg_num
9449 and get_insns. Remove the first backward pass as it's dead,
9450 guard the forward pass by flag_expensive_optimizations.
9451 (rest_of_handle_regmove): Delete.
9452 (pass_regmove): Replace it with regmove_optimize.
9454 2009-02-25 Martin Jambor <mjambor@suse.cz>
9456 PR tree-optimization/39259
9457 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
9458 calls_alloca function flags.
9459 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
9462 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9464 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
9465 flags_set_1_rtx, flags_set_1_set): Delete.
9466 (regmove_optimize): Do not call mark_flags_life_zones.
9468 2009-02-24 Julian Brown <julian@codesourcery.com>
9471 * config/arm/arm.c (require_pic_register): Only set
9472 cfun->machine->pic_reg once per function.
9474 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
9476 * doc/invoke.texi (Link Options): Document an easier way to pass
9477 options that take arguments to the GNU linker using -Xlinker and -Wl.
9479 2009-02-24 Steve Ellcey <sje@cup.hp.com>
9482 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
9484 2009-02-24 Richard Guenther <rguenther@suse.de>
9487 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
9489 2009-02-24 Richard Guenther <rguenther@suse.de>
9490 Zdenek Dvorak <ook@ucw.cz>
9492 PR tree-optimization/39233
9493 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
9494 from converting them to a generic type.
9496 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
9498 PR tree-optimization/39260
9499 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
9500 contains a condition with a real type.
9501 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
9503 2009-02-23 Jason Merrill <jason@redhat.com>
9506 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
9507 narrowing_initializer_constant_valid_p.
9508 (narrowing_initializer_constant_valid_p): Don't return
9509 null_pointer_node for adding a pointer to itself.
9511 2009-02-23 Jan Hubicka <jh@suse.cz>
9514 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
9517 2009-02-23 Jan Hubicka <jh@suse.cz>
9519 PR tree-optimization/37709
9520 * tree.c (block_ultimate_origin): Move here from dwarf2out.
9521 * tree.h (block_ultimate_origin): Declare.
9522 * dwarf2out.c (block_ultimate_origin): Move to tree.c
9523 * tree-ssa-live.c (remove_unused_scope_block_p):
9524 Eliminate blocks containig no instructions nor live variables nor
9526 (dump_scope_block): New function.
9527 (remove_unused_locals): Enable removal of dead blocks by default;
9528 enable dumping at TDF_DETAILS.
9530 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9532 * config/i386/i386.c (classify_argument): Don't allow COImode
9534 (function_arg_advance_32): Don't allow OImode.
9535 (function_arg_32): Likewise.
9536 (function_value_32): Likewise.
9537 (return_in_memory_32): Likewise.
9538 (function_arg_64): Remove OImode comment.
9540 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9543 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9544 ix86_expand_vector_set for V4DImode in 64bit mode only.
9545 (ix86_expand_vector_init_one_var): Likewise.
9547 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
9549 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
9551 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9554 * loop-iv.c: Revert last change.
9555 * emit-rtl.c: Likewise.
9557 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9560 * config/i386/i386.c (type_natural_mode): Remove an extra
9561 space in the warning message.
9562 (function_value_32): Handle 32-byte vector modes.
9563 (return_in_memory_32): Likewise.
9565 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9567 * loop-iv.c (truncate_value): New function.
9568 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
9570 (lowpart_subreg): Move to...
9571 * emit-rtl.c: ...here.
9573 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
9575 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
9576 accidental and undocumented change at revision 140860.
9578 2009-02-21 Joseph Myers <joseph@codesourcery.com>
9580 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
9581 take gimple_seq * arguments.
9582 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
9583 types_compatible_p langhook.
9585 2009-02-20 Mark Mitchell <mark@codesourcery.com>
9586 Joseph Myers <joseph@codesourcery.com>
9588 * config/arm/arm.c (arm_builtin_va_list): New function.
9589 (arm_expand_builtin_va_start): Likewise.
9590 (arm_gimplify_va_arg_expr): Likewise.
9591 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
9592 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
9593 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
9594 (va_list_type): New variable.
9595 (arm_mangle_type): Mangle va_list_type appropriately.
9597 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9600 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
9601 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
9602 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
9603 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
9604 parameter to 1000 for -O1 by default.
9605 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
9607 * loop-invariant.c: Include params.h.
9608 (move_loop_invariants): Don't call move_single_loop_invariants on
9611 2009-02-20 Jaka Mocnik <jaka@xlab.si>
9613 * calls.c (emit_library_call_value_1): Use slot_offset instead of
9614 offset when calculating bounds for indexing stack_usage_map. Fixes
9615 a buffer overflow with certain target setups.
9617 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9620 * calls.c (expand_call): Clear try_tail_call if caller and callee
9621 disagree in promotion of function return value.
9623 2009-02-19 Jakub Jelinek <jakub@redhat.com>
9626 * c-common.c (c_determine_visibility): If visibility changed and
9627 DECL_RTL has been already set, call make_decl_rtl to update symbol
9630 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
9633 * varasm.c (assemble_variable): Don't check DECL_NAME when
9634 globalizing a variable.
9636 2009-02-19 Joseph Myers <joseph@codesourcery.com>
9639 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
9640 expression before any __builtin_trap call.
9641 * c-typeck.c (build_function_call): Convert and check function
9642 arguments before generating a call to a trap. Evaluate the
9643 function arguments before the trap.
9645 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
9648 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
9649 (UNSPEC_FXAM_MEM): New unspec.
9650 (fxam<mode>2_i387_with_temp): New insn and split pattern.
9651 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
9652 memory using fxam<mode>2_i387_with_temp to remove excess precision.
9654 2009-02-19 Richard Guenther <rguenther@suse.de>
9656 PR tree-optimization/39207
9657 PR tree-optimization/39074
9658 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
9659 storedanything_tree): New.
9660 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
9661 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
9662 (build_succ_graph): Add edges from STOREDANYTHING to all
9664 (init_base_vars): Initialize STOREDANYTHING.
9665 (compute_points_to_sets): Free substitution info after
9666 building the succ graph.
9667 (ipa_pta_execute): Likewise.
9669 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
9671 (do_ds_constraint): Do not add to special var or non-pointer
9673 (type_could_have_pointers): Split out from ...
9674 (could_have_pointers): ... here. For arrays use the element type.
9675 (create_variable_info_for): Initialize may_have_pointers.
9676 (new_var_info): Likewise.
9677 (handle_lhs_call): Make the HEAP variable unknown-sized.
9678 (intra_create_variable_infos): Use a type with pointers for
9679 PARM_NOALIAS, make it unknown-sized.
9681 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
9684 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
9686 2009-02-18 Jason Merrill <jason@redhat.com>
9689 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
9690 value if DECL_EXTERNAL.
9691 * tree-sra.c (sra_walk_gimple_assign): Likewise.
9692 * target.h (gcc_target::binds_local_p): Clarify "module".
9693 * tree.h (TREE_PUBLIC): Clarify "module".
9695 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
9698 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
9699 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
9701 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
9704 * c.opt (Wabi): Support C and ObjC.
9707 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
9709 * config/i386/i386.c (classify_argument): Warn once about the ABI
9710 change when passing union with long double.
9712 * doc/invoke.texi: Update -Wabi for warning psABI changes.
9714 2009-02-18 Joseph Myers <joseph@codesourcery.com>
9717 * c-parser.c (c_parser_compound_statement): Always enter and leave
9720 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9723 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
9725 2009-02-18 Jakub Jelinek <jakub@redhat.com>
9727 PR tree-optimization/36922
9728 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
9729 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
9732 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9734 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
9737 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9739 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
9741 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9743 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
9746 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
9747 Richard Sandiford <rdsandiford@googlemail.com>
9749 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
9750 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
9751 (loongson_biadd): ...this.
9753 2009-02-17 Richard Guenther <rguenther@suse.de>
9755 PR tree-optimization/39202
9756 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
9757 a var make sure to follow existing collapses.
9759 2009-02-17 Richard Guenther <rguenther@suse.de>
9762 * langhooks.c (lhd_print_error_function): Check for NULL block.
9764 2009-02-17 Richard Guenther <rguenther@suse.de>
9766 PR tree-optimization/39204
9767 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
9770 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
9772 * config/soft-fp/double.h: Update from glibc CVS.
9774 2009-02-17 Richard Guenther <rguenther@suse.de>
9776 PR tree-optimization/39207
9777 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
9778 strict-aliasing warnings for pointers pointing to NULL.
9780 2009-02-16 Joseph Myers <joseph@codesourcery.com>
9783 * c-parser.c (c_parser_braced_init): Call pop_init_level when
9784 skipping until next close brace.
9786 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
9789 * config/i386/i386.c (ix86_expand_push): Set memory alignment
9790 to function argument boundary.
9792 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9794 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
9795 in the lea_add. Reload eventually constraints it properly.
9796 * config/picochip/constraints.md: Remove the target constraint
9797 "b", since it is not needed anymore.
9799 2009-02-16 Jakub Jelinek <jakub@redhat.com>
9801 * gthr-dce.h: Uglify function parameter and local variable names.
9802 * gthr-gnat.h: Likewise.
9803 * gthr-mipssde.h: Likewise.
9804 * gthr-nks.h: Likewise.
9805 * gthr-posix95.h: Likewise.
9806 * gthr-posix.h: Likewise.
9807 * gthr-rtems.h: Likewise.
9808 * gthr-single.h: Likewise.
9809 * gthr-solaris.h: Likewise.
9810 * gthr-tpf.h: Likewise.
9811 * gthr-vxworks.h: Likewise.
9812 * gthr-win32.h: Likewise.
9814 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
9817 * config/i386/i386.md: Restrict the new peephole2 to move
9818 between MMX/SSE registers.
9820 2009-02-15 Richard Guenther <rguenther@suse.de>
9823 2009-02-13 Richard Guenther <rguenther@suse.de>
9825 * configure.ac: Enable LFS.
9826 * configure: Re-generate.
9827 * config.in: Likewise.
9829 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9831 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
9832 spu_srqwbyte, spu_srqwbytebc): Define.
9833 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
9834 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
9835 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
9836 "shrqby_<mode>"): New insn-and-split patterns.
9837 * config/spu/spu.c (expand_builtin_args): Determine and return
9838 number of operands using spu_builtin_description data.
9839 (spu_expand_builtin_1): Use it.
9841 2009-02-13 Steve Ellcey <sje@cup.hp.com>
9844 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
9847 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9850 * config/i386/i386.c (override_options): Correct warning
9851 messages for -malign-loops, -malign-jumps and -malign-functions.
9853 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9856 * config/i386/i386.md: Restrict the new peephole2 to move
9857 between the general purpose registers.
9859 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9862 * config/i386/i386.c (type_natural_mode): Add a new argument.
9863 Return the original mode and warn ABI change if vector size is 32byte.
9864 (function_arg_advance): Updated.
9865 (function_arg): Likewise.
9866 (ix86_function_value): Likewise.
9867 (ix86_return_in_memory): Likewise.
9868 (ix86_sol10_return_in_memory): Likewise.
9869 (ix86_gimplify_va_arg): Likewise.
9870 (function_arg_32): Don't warn ABX ABI change here.
9871 (function_arg_64): Likewise.
9873 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
9875 * loop-iv.c (implies_p): In the final case, test that operands 0
9876 of the two comparisons match.
9878 * config/bfin/bfin.c (find_prev_insn_start): New function.
9879 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
9880 (find_next_insn_start): Move.
9882 2009-02-13 Richard Guenther <rguenther@suse.de>
9884 * configure.ac: Enable LFS.
9885 * configure: Re-generate.
9886 * config.in: Likewise.
9888 2009-02-13 Joseph Myers <joseph@codesourcery.com>
9891 * c-parser.c (c_parser_parms_list_declarator): Discard pending
9892 sizes on syntax error after some arguments have been parsed.
9894 2009-02-12 Jakub Jelinek <jakub@redhat.com>
9896 * doc/invoke.texi (-fira): Remove.
9898 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9900 * caller-save.c: Replace regclass.c with reginfo.c in comments.
9901 * recog.c: Likewise.
9904 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
9906 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
9907 (umul_ppmm): Likewise.
9908 (count_leading_zeros): Likewise.
9909 (count_trailing_zeros): Likewise.
9910 (UMUL_TIME): Likewise.
9912 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9914 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
9915 soft-fp/t-softfp to tmake_file.
9917 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
9918 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
9919 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
9920 IA64_BUILTIN_INFQ]: New.
9921 (ia64_init_builtins): Initialize __builtin_infq,
9922 __builtin_fabsq and __builtin_copysignq if not HPUX.
9923 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
9924 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
9926 * config/ia64/lib1funcs.asm (__divtf3): Define only if
9928 (__fixtfti): Likewise.
9929 (__fixunstfti): Likewise.
9930 (__floattitf): Likewise.
9932 * config/ia64/libgcc-glibc.ver: New.
9933 * config/ia64/t-fprules-softfp: Likewise.
9934 * config/ia64/sfp-machine.h: Likewise.
9936 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
9937 (LIBGCC2_TF_CEXT): Likewise.
9938 (TF_SIZE): Likewise.
9939 (TARGET_INIT_LIBFUNCS): Likewise.
9941 * config/ia64/t-glibc (SHLINB_MAPFILES):
9942 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
9944 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9946 * config/i386/i386.c (construct_container): Rewrite processing
9947 BLKmode with X86_64_SSE_CLASS.
9949 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
9952 * config/i386/i386.md: Replace simplify_replace_rtx with
9953 replace_rtx in the new peephole2.
9955 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
9957 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
9958 loop unrolling do not happen at -O2.
9960 2009-02-12 Michael Matz <matz@suse.de>
9962 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
9964 2009-02-12 Jakub Jelinek <jakub@redhat.com>
9966 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
9969 2009-02-12 Ben Elliston <bje@au.ibm.com>
9971 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
9972 patterns when updating the back chain. Missed in the 2009-02-10
9975 2009-02-11 Janis Johnson <janis187@us.ibm.com>
9977 * doc/extend.texi (Decimal Floating Types): Update identifier of
9978 draft TR and list of missing support.
9980 2009-02-11 Jakub Jelinek <jakub@redhat.com>
9983 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
9984 bit to variable length decl's flags, add it also to its
9985 pointer replacement variable.
9987 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
9988 Jakub Jelinek <jakub@redhat.com>
9991 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
9992 (memory_blockage): New expander.
9993 (*memory_blockage): New insn pattern.
9994 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
9995 instead of general blockage at the end of function prologue when
9996 frame pointer is used to access red zone area. Do not emit blockage
9997 when profiling, it is emitted in generic code.
9998 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
9999 function epilogue when frame pointer is used to access red zone area.
10001 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
10004 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
10005 by arithmetic with memory operands.
10006 * config/i386/predicates.md (commutative_operator): New.
10008 2009-02-10 Janis Johnson <janis187@us.ibm.com>
10010 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
10013 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
10015 * alias.h (record_alias_subset): Declare.
10016 * alias.c (record_alias_subset): Make global.
10018 2009-02-10 Nick Clifton <nickc@redhat.com>
10020 * tree-parloops.c: Change license to GPLv3.
10021 * ipa-struct-reorg.c: Change license to GPLv3.
10022 * ipa-struct-reorg.h: Change license to GPLv3.
10024 2009-02-10 Steve Ellcey <sje@cup.hp.com>
10027 * c-decl.c (start_struct): Return NULL on error.
10029 2009-02-10 Jakub Jelinek <jakub@redhat.com>
10031 PR middle-end/39124
10032 * cfgloopmanip.c (remove_path): Call remove_bbs after
10033 cancel_loop_tree, not before it.
10036 * function.h (struct function): Add has_local_explicit_reg_vars bit.
10037 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
10038 VAR_DECLs were seen.
10039 * tree-ssa-live.c (remove_unused_locals): Recompute
10040 cfun->has_local_explicit_reg_vars.
10041 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
10042 copies or clearings if cfun->has_local_explicit_reg_vars.
10044 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
10047 * config/i386/i386.c (expand_prologue): Emit blockage at the end
10048 of function prologue when frame pointer is used to access
10051 2009-02-10 Richard Guenther <rguenther@suse.de>
10053 PR middle-end/39127
10054 * gimplify.c (gimple_regimplify_operands): Always look if
10055 we need to create a temporary.
10057 2009-02-10 Richard Guenther <rguenther@suse.de>
10059 PR tree-optimization/39132
10060 * tree-loop-distribution.c (todo): New global var.
10061 (generate_memset_zero): Trigger TODO_rebuild_alias.
10062 (tree_loop_distribution): Return todo.
10064 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
10067 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
10068 (x86_64_reg_class_name): Removed.
10069 (classify_argument): Return 0 if bytes > 32. Return 0 if the
10070 first one isn't X86_64_SSE_CLASS or any other ones aren't
10071 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
10072 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
10073 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
10074 and 3 X86_64_SSEUP_CLASS.
10075 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
10076 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
10078 2009-02-10 Ben Elliston <bje@au.ibm.com>
10080 * config/rs6000/rs6000.md (allocate_stack): Always use an update
10081 form instruction to update the stack back chain word, even if the
10082 user has disabled the generation of update instructions.
10083 (movdi_<mode>_update_stack): New.
10084 (movsi_update_stack): Likewise.
10085 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
10086 always use an update form instruction to update the stack back
10089 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
10091 PR middle-end/38953
10092 * graphite.c (if_region_set_false_region): After moving a region in
10093 the false branch of a condition, remove the empty dummy basic block.
10094 (gloog): Remove wrong fix for PR38953.
10096 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10098 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
10099 generation due to implicit sign extension.
10101 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
10103 PR middle-end/38981
10104 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
10105 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
10107 2009-02-09 Richard Guenther <rguenther@suse.de>
10109 PR middle-end/35202
10110 * convert.c (convert_to_real): Disable (float)fn((double)x)
10111 to fnf(x) conversion if errno differences may occur and
10112 -fmath-errno is set.
10114 2009-02-07 Anatoly Sokolov <aesok@post.ru>
10116 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
10117 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10118 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10120 2009-02-06 Joseph Myers <joseph@codesourcery.com>
10123 * c-common.c (handle_alias_attribute): Disallow attribute for
10124 anything not a FUNCTION_DECL or VAR_DECL.
10126 2009-02-06 Janis Johnson <janis187@us.ibm.com>
10129 * real.c (do_compare): Special-case compare of zero against
10130 decimal float value.
10132 2009-02-06 Joseph Myers <joseph@codesourcery.com>
10135 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
10136 as indicating flexible array members unless the field itself is
10137 being declarared as the incomplete array.
10139 2009-02-06 Jan Hubicka <jh@suse.cz>
10141 PR tree-optimization/38844
10142 * ipa-inline.c (try_inline): Stop inlining recursion when edge
10143 is already inlined.
10145 2009-02-06 Richard Guenther <rguenther@suse.de>
10147 PR middle-end/38977
10148 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
10149 fork because we may expand it as __gcov_fork.
10151 2009-02-06 Nick Clifton <nickc@redhat.com>
10153 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
10155 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
10157 PR tree-optimization/35659
10158 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
10159 vn_phi_eq): Shortcut if hashcode does not match.
10160 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
10162 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
10163 and avoid iterative_hash_expr.
10164 (FOR_EACH_VALUE_ID_IN_SET): New.
10165 (value_id_compare): Remove.
10166 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
10167 sort expressions by value id.
10169 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
10172 * config/sh/predicates.md (general_movsrc_operand): Don't check
10173 the subreg of system registers here.
10175 2009-02-05 Jakub Jelinek <jakub@redhat.com>
10178 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
10179 on the copied decl.
10181 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
10183 PR rtl-optimization/39110
10184 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
10185 addresses, not aligned ones.
10187 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
10188 Richard Guenther <rguenther@suse.de>
10190 PR tree-optimization/39100
10191 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
10192 comment says and add edges.
10194 2009-02-05 Joseph Myers <joseph@codesourcery.com>
10197 * c-common.c (handle_tls_model_attribute): Ignore attribute for
10198 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
10200 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
10202 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
10203 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
10204 register_bb_in_sese, new_sese, free_sese): Moved.
10205 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
10206 outermost_loop_in_scop, build_scop_iteration_domain,
10207 expand_scalar_variables_ssa_name, get_vdef_before_scop,
10208 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
10209 Use loop_in_sese_p instead of loop_in_scop_p.
10210 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
10211 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
10212 (scopdet_basic_block_info): Fix bug in scop detection.
10213 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
10214 eq_loop_to_cloog_loop): Remove.
10215 (nb_loops_around_loop_in_scop, nb_loop
10216 ref_nb_loops): Moved here...
10217 * graphite.h (ref_nb_loops): ... from here.
10218 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
10219 (loop_domain_dim, loop_iteration_vector_dim): Remove.
10220 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
10221 * testsuite/gcc.dg/graphite/scop-19.c: New
10223 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
10224 Hans-Peter Nilsson <hp@axis.com>
10226 PR rtl-optimization/37889
10227 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
10228 Move offset handling from PLUS to before the switch. Use new
10229 arguments when considering SYMBOL_REFs too.
10230 (rtx_addr_can_trap_p): Pass dummy offset and size.
10231 (enum may_trap_p_flags): Remove.
10232 (may_trap_p_1): Pass size from MEM_SIZE.
10234 PR rtl-optimization/38921
10235 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
10236 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
10237 * rtlanal.c (may_trap_after_code_motion_p): Delete.
10238 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
10240 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
10242 AVX Programming Reference (January, 2009)
10243 * config/i386/sse.md (*vpclmulqdq): New.
10245 2009-02-04 Jakub Jelinek <jakub@redhat.com>
10247 PR tree-optimization/38977
10248 PR gcov-profile/38292
10249 * calls.c (special_function_p): Disregard __builtin_ prefix.
10251 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
10253 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
10254 non-indexable addresses even before reload.
10256 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10259 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
10260 as having variable size. Do not give an error for unnamed
10261 parameters with [*] declarators. Give a warning for type names
10262 with [*] declarators and mark them as variable size.
10263 * c-parser.c (c_parser_sizeof_expression): Do not give an error
10264 for sizeof applied to [*] type names.
10266 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10269 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
10271 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10273 * gcc.c (process_command): Update copyright notice dates.
10274 * gcov.c (print_version): Likewise.
10275 * gcov-dump.c (print_version): Likewise.
10276 * mips-tfile.c (main): Likewise.
10277 * mips-tdump.c (main): Likewise.
10279 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10282 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
10283 for composite type involving a zero-length array type.
10285 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10288 * function.c (match_asm_constraints_1): Skip over
10289 initial optional % in the constraint.
10291 PR inline-asm/39059
10292 * c-parser.c (c_parser_postfix_expression): If fixed point is not
10293 supported, don't accept FIXED_CSTs.
10294 * c-decl.c (finish_declspecs): Error if fixed point is not supported
10295 and _Sat is used without _Fract/_Accum. Set specs->type to
10296 integer_type_node for cts_fract/cts_accum if fixed point is not
10299 2009-02-02 Catherine Moore <clm@codesourcery.com>
10301 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
10303 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
10305 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
10306 (ABI_HAS_64BIT_SYMBOLS): Use it.
10307 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
10309 2009-02-02 Paul Brook <paul@codesourcery.com>
10311 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
10313 2009-02-02 Jakub Jelinek <jakub@redhat.com>
10315 PR inline-asm/39058
10316 * recog.h (asm_operand_ok): Add constraints argument.
10317 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
10318 recurse on matching constraint.
10319 (check_asm_operands): Pass constraints as 3rd argument to
10320 asm_operand_ok. Don't look up matching constraint here.
10321 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
10324 2009-02-02 Ben Elliston <bje@au.ibm.com>
10326 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
10327 TARGET_NARROW_VOLATILE_BITFIELD macro names.
10329 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10331 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
10332 information. Remove some obsolete information. Reorganize.
10334 * config/pa/fptr.c: Revert license to GPL 2.
10335 * config/pa/milli64.S: Likewise.
10337 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10340 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
10341 LIBRARY name in, instead of hard-coding it.
10342 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
10343 extra target make frag to tmake_files according to EH model.
10344 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
10345 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
10346 frags that define makefile variable EH_MODEL appropriately.
10347 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
10348 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
10349 to "-sjlj" according to type of EH configured.
10350 (LIBGCC_SONAME): Concatenate it to shared library base name.
10351 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
10352 to "_sjlj" according to type of EH configured.
10353 (LIBGCC_SONAME): Concatenate it to shared library base name.
10354 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
10355 (SHLIB_LINK): Add missing semicolon to if-else construct.
10356 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10357 string value of "pe_dll" command-line option.
10358 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
10359 (SHLIB_SONAME): Use it when overriding t-cygming default.
10360 (SHLIB_IMPLIB): Override t-cygming default.
10361 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10362 string value of "pe_dll" command-line option.
10364 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10367 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
10368 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
10370 2009-01-31 Richard Guenther <rguenther@suse.de>
10372 PR tree-optimization/38937
10373 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
10374 computing the transitive closure.
10376 2009-01-30 Richard Guenther <rguenther@suse.de>
10378 PR tree-optimization/39041
10379 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10380 Propagate variable indices only if the types match for this stmt.
10382 2009-01-30 Jakub Jelinek <jakub@redhat.com>
10385 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
10386 inline but never defined.
10388 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
10390 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
10391 (*insv_h_di_reg_extimm): New insn.
10392 (*insv_l<mode>_reg_extimm): New insn.
10394 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10396 * config/picochip/picochip.c (flag_conserve_stack): set
10397 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
10398 fconserve-stack. Reduce call-overhead used by inliner.
10400 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10403 * common.opt (flag_conserve_stack): Initialised to zero.
10405 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
10408 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
10409 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
10412 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
10414 * ira-color.c (allocno_reload_assign): Update comments.
10415 * regmove.c (regmove_optimize): Likewise.
10419 2009-01-29 Robert Millan <rmh@aybabtu.com>
10421 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
10422 * config/i386/kopensolaris-gnu.h: New file. Undefine
10423 `MD_UNWIND_SUPPORT'.
10424 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
10426 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
10428 PR tree-optimization/39007
10429 * tree-loop-distribution.c (generate_builtin): Use
10430 recompute_dominator to compute the immediate dominator of the
10431 basic block just after the loop.
10433 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10435 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
10436 (ASM_OUTPUT_DWARF_PCREL): Define.
10438 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
10440 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
10441 * doc/passes.texi: Remove entries about regclass, local-alloc, and
10442 global. Modify entries about regmove and IRA.
10444 * ra-conflict.c: Remove the file.
10446 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
10448 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
10449 (pass_regclass_init): Rename to pass_reginfo_init.
10451 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
10453 * toplev.h (flag_ira): Remove.
10455 * caller-save.c (setup_save_areas): Remove flag_ira.
10457 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
10459 * global.c: Remove the file.
10461 * opts.c (decode_options): Remove flag_ira.
10463 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
10465 * regmove.c: Modify file description.
10466 (find_use_as_address, try_auto_increment): Define them only if
10467 AUTO_INC_DEC is defined.
10468 (replacement_quality, replace_in_call_usage, fixup_match_1,
10469 stable_and_no_regs_but_for_p): Remove.
10470 (reg_set_in_bb): Make it static.
10471 (regmove_optimize): Remove flag_ira and code which worked for
10474 * local-alloc.c: Remove the file.
10476 * common.opt (fira): Remove.
10478 * ira.c: Include except.h.
10479 (eliminable_regset): Move from global.c.
10480 (mark_elimination): Ditto. Remove flag_ira.
10481 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
10482 equiv_mem_modified, validate_equiv_mem_from_store,
10483 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
10484 contains_replace_regs, memref_referenced_p, memref_used_between_p,
10485 no_equiv, recorded_label_ref): Move from local-alloc.c.
10486 (update_equiv_regs): Ditto. Make it static.
10487 (print_insn_chain, print_insn_chains): Move it from global.c.
10488 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
10489 (build_insn_chain): Ditto. Make it static.
10490 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
10491 Rename to init_live_subregs.
10492 (gate_ira): Remove flag_ira.
10494 * regclass.c: Rename reginfo.c. Change file description.
10495 (FORBIDDEN_INC_DEC_CLASSES): Remove.
10496 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
10497 (init_reg_sets_1): Remove code for evaluation of
10498 reg_class_superclasses and losing_caller_save_reg_set.
10499 (init_regs): Remove init_reg_autoinc.
10500 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
10501 ok_for_base_p_nonstrict): Remove.
10502 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
10503 (pass_regclass_init): Rename to pass_reginfo_init. Modify
10504 corresponding entries.
10505 (dump_regclass, record_operand_costs, scan_one_insn,
10506 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
10507 record_address_regs, auto_inc_dec_reg_p): Remove.
10508 (gt-regclass.h): Rename to gt-reginfo.h.
10510 * rtl.h (dump_global_regs, retry_global_alloc,
10511 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
10513 * Makefile.in (RA_H): Remove.
10514 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
10515 Rename regclass.o to reginfo.o.
10516 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
10518 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
10519 (GTFILES): Rename regclass.c to reginfo.c.
10521 * passes.c (init_optimization_passes): Remove pass_local_alloc and
10522 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
10524 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
10525 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
10527 (finish_spills): Ditto. Remove code for !flag_ira.
10529 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
10531 PR middle-end/35854
10532 * doc/invoke.texi (rtl debug options): Complete rewrite.
10533 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
10535 * mode-switching.c (pass_mode_switching): Rename pass from
10536 "mode-sw" to "mode_sw".
10537 * except.c (pass_convert_to_eh_ranges): Rename pass from
10538 "eh-ranges" to "eh_ranges".
10539 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
10543 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
10544 Alexander Monakov <amonakov@ispras.ru>
10546 PR middle-end/38857
10547 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
10549 (move_exprs_to_boundary): Change return type and pass through
10550 should_move from move_op. Relax assert. Update usage ...
10551 (schedule_expr_on_boundary): ... here. Use should_move instead of
10553 (move_op_orig_expr_found): Indicate that insn was disconnected from
10555 (code_motion_process_successors): Do not call after_merge_succs
10556 callback if original expression was not found when traversing any of
10558 (code_motion_path_driver): Change return type. Update prototype.
10559 (move_op): Update comment. Add a new parameter (should_move). Update
10560 prototype. Set *should_move based on indication provided by
10561 move_op_orig_expr_found.
10563 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
10565 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
10566 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
10567 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
10568 * config/rs6000/rs6000.c (rs6000_override_options): Default
10569 avoid-indexed-addresses on for Power6, off for everything else.
10570 (avoiding_indexed_address_p): New function.
10571 (rs6000_legitimize_address): Use it.
10572 (rs6000_legitimate_address): Likewise.
10573 * config/rs6000/rs6000.md (movXX_updateX): Likewise
10575 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
10577 PR tree-optimization/38997
10578 * tree-loop-distribution.c (generate_memset_zero): Use
10579 POINTER_PLUS_EXPR for a pointer addition.
10581 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
10583 * config/s390/s390.md (bswap<mode>2): New pattern added.
10585 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10587 * config/s390/s390.md (*tls_load_31): Added type attribute.
10589 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10591 * config/s390/s390.md: Fix a few comments.
10593 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10595 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
10596 (*tm<mode>_full): Fixed z10prop attribute.
10597 (*tst<mode>_extimm): Fixed z10prop attribute.
10598 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
10599 (*tstqiCCT_cconly): Fixed z10prop attribute.
10600 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
10601 (*movsi_larl): Fixed z10prop attribute.
10602 (*movsi_zarch): Fixed z10prop attribute.
10603 (*movsi_eas): Fixed z10prop attribute.
10604 (*movhi): Fixed z10prop attribute.
10605 (*movqi): Fixed z10prop attribute.
10606 (*movstrictqi): Fixed z10prop attribute.
10607 (*mov<mode>): Fixed z10prop attribute.
10608 (*movcc): Fixed z10prop attribute.
10609 (*sethighpartdi_64): Fixed z10prop attribute.
10610 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
10611 (*negdi2_sign_cc): Fixed z10prop attribute.
10612 (*negdi2_sign): Fixed z10prop attribute.
10613 (*absdi2_sign_cc): Fixed z10prop attribute.
10614 (*absdi2_sign): Fixed z10prop attribute.
10615 (*negabsdi2_sign_cc): Fixed z10prop attribute.
10616 (*negabsdi2_sign): Fixed z10prop attribute.
10617 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
10618 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
10619 (doloop_si64): Fixed z10prop attribute.
10620 (doloop_si31): Fixed z10prop attribute.
10621 (doloop_long): Fixed z10prop attribute.
10622 (indirect_jump): Fixed z10prop attribute.
10623 (nop): Fixed z10prop attribute.
10624 (main_base_64): Fixed z10prop attribute.
10625 (reload_base_64): Fixed z10prop attribute.
10627 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10629 PR rtl-optimization/38740
10630 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
10632 * config/mips/mips.c (mips_reorg): Likewise.
10634 2009-01-28 Richard Guenther <rguenther@suse.de>
10636 PR tree-optimization/38926
10637 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
10638 with the correct value id to a value.
10639 (do_regular_insertion): Use the value number of edoubleprime
10640 for the value number of the expr.
10643 2008-08-21 Richard Guenther <rguenther@suse.de>
10645 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
10646 a PHI ask VN if it is already available.
10647 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
10648 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
10650 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10652 PR middle-end/38934
10653 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
10654 set to varying whenever max has TREE_OVERFLOW set, similarly
10655 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
10657 2009-01-28 Richard Guenther <rguenther@suse.de>
10659 PR middle-end/38908
10660 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
10661 uninitialized aggregate uses in call arguments.
10663 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
10665 PR tree-optimization/38984
10666 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
10667 the nothing_id variable if -fno-delete-null-pointer-checks.
10669 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
10672 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
10673 (set_got_offset_rex64): Ditto.
10675 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
10678 * doc/extend.texi: Improve local variable with asm reg.
10680 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
10682 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
10683 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
10684 was not supplied then set warn_packed_bitfield_compat to the
10685 default value of 1.
10686 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
10689 2009-01-27 Richard Guenther <rguenther@suse.de>
10691 PR tree-optimization/38503
10692 * cfgexpand.c (expand_gimple_basic_block): Ignore
10693 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
10694 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
10695 variables that cannot have TBAA applied.
10696 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
10699 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
10701 PR middle-end/38969
10702 * calls.c (initialize_argument_information): Do not wrap complex
10703 arguments in SAVE_EXPR.
10705 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
10707 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
10708 (INSTALL_LIBGCC): Revert typo commit.
10710 2009-01-26 Richard Guenther <rguenther@suse.de>
10712 PR tree-optimization/38745
10713 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
10714 from special handling.
10716 2009-01-26 Richard Guenther <rguenther@suse.de>
10718 PR tree-optimization/38745
10719 * tree-ssa.c (execute_update_addresses_taken): Do not include
10720 variables that cannot possibly be a register in not_reg_needs.
10721 Do not clear TREE_ADDRESSABLE on vars that may not become
10723 * tree-ssa.c (update_alias_info_1): Include those in the set
10724 of addressable vars.
10726 2009-01-26 Richard Guenther <rguenther@suse.de>
10728 PR middle-end/38851
10729 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
10730 * tree-ssa-dse.c: Include langhooks.h
10731 (execute_simple_dse): Remove stores with zero size.
10733 2009-01-24 Jakub Jelinek <jakub@redhat.com>
10736 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
10739 2009-01-24 Julian Brown <julian@codesourcery.com>
10741 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
10742 config/arm/linux-atomic.c.
10743 * config/arm/linux-atomic.c: New.
10745 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
10747 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
10748 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
10749 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
10751 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
10754 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
10757 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
10759 PR tree-optimization/38953
10760 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
10761 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
10762 (gloog): Split the exit of the scop when the scop exit is a loop exit.
10763 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
10766 2009-01-24 Paul Brook <paul@codesourcery.com>
10768 * config/arm/neon.md (neon_type): Move to arm.md.
10769 (neon_mov<VSTRUCT>): Add neon_type attribute.
10770 * config/arm/arm.md (neon_type): Move to here.
10771 (conds): Add "unconditioal" and use as default for NEON insns.
10773 2009-01-24 Ben Elliston <bje@au.ibm.com>
10775 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
10776 void *' warning from -Wc++-compat.
10777 * Makefile.in (dominance.o-warn): Remove.
10779 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
10781 PR tree-optimization/38932
10782 * fold-const.c (fold_unary_ignore_overflow): New.
10783 * tree.h (fold_unary_ignore_overflow): Declare.
10784 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
10785 * tree-ssa-sccvn.c (visit_reference_op_load,
10786 simplify_unary_expression): Likewise.
10788 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
10790 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
10791 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
10792 regardless of their type.
10793 * c-common.c (handle_packed_attribute): Don't ignore packed on
10795 * c.opt (Wpacked-bitfield-compat): New warning option.
10796 * stor-layout.c (place_field): Warn if offset of a field changed.
10797 * doc/extend.texi (packed): Mention the ABI change.
10798 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
10799 (Warning Options): Add it to the list.
10801 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
10803 * c-opts.c (c_common_post_options): Fix a typo in comments.
10805 2009-01-22 Steve Ellcey <sje@cup.hp.com>
10807 PR middle-end/38615
10808 * gimplify.c (gimplify_init_constructor): Fix promotion of const
10809 variables to static.
10810 * doc/invoke.texi (-fmerge-all-constants): Update description.
10812 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
10815 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
10816 (*movdi_1_rex64): Use type "mmx" for alternative 5.
10818 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
10820 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
10822 (LOCAL_ALIGNMENT): Similarly.
10824 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
10825 Joseph Myers <joseph@codesourcery.com>
10827 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
10828 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
10829 * config/arm/arm-tune.md: Regenerate.
10830 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
10833 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
10835 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
10836 version number to five.
10838 2009-01-22 Dodji Seketeli <dodji@redhat.com>
10841 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
10842 * c-common.c (set_underlying_type): Likewise.
10843 (is_typedef_decl ): Likewise
10845 (set_underlying_type): Likewise.
10846 (is_typedef_type): Likewise.
10848 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
10850 PR middle-end/38587
10851 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
10854 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
10857 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
10858 (LIBGCC_SPEC): Don't define.
10859 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
10861 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
10863 PR rtl-optimization/38879
10864 * alias.c (base_alias_check): Unaligned access via AND address can
10865 alias all surrounding object types except those with sizes equal
10866 or wider than the size of unaligned access.
10868 2009-01-21 Dodji Seketeli <dodji@redhat.com>
10871 * c-decl.c (clone_underlying_type): Move this ...
10872 * c-common.c (set_underlying_type): ... here.
10873 Also, make sure the function properly sets TYPE_STUB_DECL() on
10874 the newly created typedef variant type.
10875 (is_typedef_decl ): New entry point.
10876 * tree.h: Added a new member member_types_needing_access_check to
10877 struct tree_decl_non_common.
10878 (set_underlying_type): New entry point.
10879 (is_typedef_type): Likewise.
10881 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
10883 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
10884 Check whether two instructions have memory references that
10885 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
10886 are helper functions for traversing.
10887 * alias.h (insn_alias_sets_confilict_p): New prototypes.
10888 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
10889 not to draw dependency edge for instructions with non-conflicting
10892 2009-01-20 Joseph Myers <joseph@codesourcery.com>
10895 * longlong.h: Update copyright years. Use soft-fp license notice.
10896 Sync __clz_tab declaration with glibc.
10898 2009-01-20 Steve Ellcey <sje@cup.hp.com>
10901 * doc/extend.texi (syscall_linkage): New.
10902 (version_id): Modify.
10904 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10905 Richard Guenther <rguenther@suse.de>
10907 PR tree-optimization/38747
10908 PR tree-optimization/38748
10909 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
10910 conversion if the base address is an indirect reference and the
10911 aliasing sets could cause issues.
10913 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
10915 * common.opt (fgraphite, fgraphite-identity): Add comment for
10916 explaining why these options are not documented.
10918 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
10920 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
10921 gimple_call_lhs is NULL.
10923 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
10926 * emit-rtl.c (adjust_address_1): Make sure memref is never
10929 2009-01-20 Ben Elliston <bje@au.ibm.com>
10931 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
10932 const qualifier from arg parameter. Remove unnecessary cast to char *.
10933 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
10934 const qualifier from arg 2.
10936 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
10938 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
10940 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
10943 * rtl.h (reinit_regs): New prototype.
10944 * regclass.c: Include ira.h.
10945 (reinit_regs): New.
10946 * Makefile.in (regclass.o): Add ira.h.
10947 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
10949 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
10952 * c-common.c (handle_aligned_attribute): Use
10953 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
10954 default alignment value.
10956 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
10958 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
10959 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
10961 * doc/extend.texi: Update __attribute__ ((aligned)). Document
10962 __BIGGEST_ALIGNMENT__.
10964 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
10966 2009-01-18 Richard Guenther <rguenther@suse.de>
10968 PR tree-optimization/38819
10969 * tree-flow.h (operation_could_trap_helper_p): Declare.
10970 * tree-eh.c (operation_could_trap_helper_p): Export.
10971 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
10972 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
10973 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
10974 are about to insert a possibly trapping instruction and fail
10977 2009-01-18 Andreas Schwab <schwab@suse.de>
10979 * doc/install.texi (Configuration): Remove obsolete paragraph
10980 about use of --with-gnu-ld with --with-gnu-as.
10982 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
10984 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
10985 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
10986 Follow spelling conventions.
10988 2009-01-18 Ben Elliston <bje@au.ibm.com>
10990 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
10991 C++ warning about implicit conversion from void * to struct
10993 (bitmap_obstack_free): Likewise for bitmap_element *.
10994 * Makefile.in (bitmap.o-warn): Remove.
10996 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
10998 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
11000 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
11001 Tobias Grosser <tobi.grosser@amd.com>
11003 * graphite.c (graphite_trans_scop_block): Do not block single
11006 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
11008 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
11009 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
11010 test with assertion.
11012 2009-01-16 Richard Guenther <rguenther@suse.de>
11014 PR tree-optimization/38835
11015 PR middle-end/36227
11016 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
11017 and INT + PTR -> (INT)(PTR p+ INT) folding.
11018 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
11020 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
11023 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
11024 the subreg from a lowpart subreg if it is also casting the value.
11026 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
11027 Tobias Grosser <tobi.grosser@amd.com>
11029 * graphite.c (compare_prefix_loops): New.
11030 (build_scop_canonical_schedules): Rewritten.
11031 (graphite_transform_loops): Move build_scop_canonical_schedules
11032 after build_scop_iteration_domain.
11034 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
11035 Tobias Grosser <tobi.grosser@amd.com>
11037 * graphite.c (add_conditions_to_domain): Add the loops to
11038 the dimension of the iteration domain. Do copy the domain
11039 only when it exists.
11040 (build_scop_conditions_1): Do not call add_conditions_to_domain.
11041 (add_conditions_to_constraints): New.
11042 (can_generate_code_stmt, can_generate_code): Removed.
11043 (gloog): Do not call can_generate_code.
11044 (graphite_transform_loops): Call add_conditions_to_constraints
11045 after building the iteration domain.
11047 2009-01-16 Jakub Jelinek <jakub@redhat.com>
11049 PR tree-optimization/38789
11050 * tree-ssa-threadedge.c
11051 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
11052 __builtin_constant_p.
11054 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11056 * dce.c (delete_unmarked_insns): Reversed the order that insns are
11057 examined before deleting them.
11059 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
11061 * function.c (aggregate_value_p): Correctly extract the function
11062 type from CALL_EXPR_FN lookup.
11064 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11066 * config/picochip/picochip.c (picochip_override_options): Revert
11067 CFI asm flag disable commited previously.
11069 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
11070 Tobias Grosser <tobi.grosser@amd.com>
11071 Jan Sjodin <jan.sjodin@amd.com>
11073 * graphite.c (scan_tree_for_params): On substractions negate
11074 all the coefficients of the term.
11075 (clast_to_gcc_expression_red): New. Handle reduction expressions
11076 of more than two operands.
11077 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
11078 (get_vdef_before_scop): Handle also the case of default definitions.
11080 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
11082 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
11083 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
11084 Also use them when walking CALL_INSN_FUNCTION_USAGE.
11086 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
11087 Joey Ye <joey.ye@intel.com>
11089 PR middle-end/37843
11090 * cfgexpand.c (expand_stack_alignment): Don't update stack
11091 boundary nor check incoming stack boundary here.
11092 (gimple_expand_cfg): Update stack boundary and check incoming
11093 stack boundary here.
11095 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
11097 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
11099 2009-01-14 Jakub Jelinek <jakub@redhat.com>
11101 PR rtl-optimization/38245
11102 * calls.c (expand_call): Add stack arguments to
11103 CALL_INSN_FUNCTION_USAGE even for pure calls (when
11104 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
11105 in regs and partially in memory or BLKmode arguments.
11106 (emit_library_call_value_1): Add stack arguments to
11107 CALL_INSN_FUNCTION_USAGE even for pure calls (when
11108 ACCUMULATE_OUTGOING_ARGS).
11109 * dce.c: Include tm_p.h.
11110 (find_call_stack_args): New function.
11111 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
11113 (mark_insn): Call find_call_stack_args for CALL_Ps.
11114 (prescan_insns_for_dce): Walk insns backwards in bb rather than
11115 forwards. Allocate and free arg_stores bitmap if needed, pass it
11116 down to deletable_insn_p, don't mark stores set in arg_stores
11117 bitmap, clear the bitmap at the beginning of each bb.
11118 * Makefile.in (dce.o): Depend on $(TM_P_H).
11120 2009-01-14 Michael Meissner <gnu@the-meissners.org>
11123 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
11124 to make sure the insn is a conditional test (bug 22599). Reformat a
11127 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
11129 PR middle-end/38431
11130 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
11131 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
11132 (gloog): Do not call cleanup_tree_cfg.
11133 (graphite_transform_loops): Call cleanup_tree_cfg after all
11134 scops have been code generated.
11136 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
11137 * doc/gty.texi (Invoking the garbage collector): Added new node
11138 and section documenting ggc_collect.
11140 2009-01-14 Richard Guenther <rguenther@suse.de>
11142 PR tree-optimization/38826
11143 PR middle-end/38477
11144 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
11145 initialization notes only if we actually emitted a warning.
11146 (intra_create_variable_infos): Add constraints for a result decl
11147 that is passed by hidden reference.
11148 (build_pred_graph): Mark all related variables non-direct on
11151 2009-01-14 Nick Clifton <nickc@redhat.com>
11153 * ira-conflicts.c: Include addresses.h for the definition of
11155 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
11156 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
11158 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
11161 * Makefile.in (ira-lives.o): Add except.h.
11163 * ira-lives.c: Include except.h.
11164 (process_bb_node_lives): Process can_throw_internal.
11166 2009-01-13 Jakub Jelinek <jakub@redhat.com>
11168 PR rtl-optimization/38774
11169 * combine.c (simplify_set): When undoing cc_use change, don't do
11170 PUT_CODE on the newly created comparison, but instead put back the
11173 2009-01-13 Joseph Myers <joseph@codesourcery.com>
11175 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
11176 values. Remove duplicate arm8 entry.
11178 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11180 PR tree-optimization/38786
11181 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
11182 the SSA_NAME case of expand_scalar_variables_expr.
11183 Set the type of an expression to the type of its assign statement.
11184 (expand_scalar_variables_expr): Also gather the scalar computation
11185 used to index the memory access. Do not pass loop_p.
11186 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
11187 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
11188 the gimple_stmt_iterator where it inserts new code.
11189 Do not pass loop_p.
11190 (copy_bb_and_scalar_dependences): Do not pass loop_p.
11191 (translate_clast): Update call to copy_bb_and_scalar_dependences.
11193 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11195 * graphite.h (debug_value): Removed.
11196 * graphite.c (debug_value): Removed.
11198 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11200 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
11201 ldrd/strd with two 32-bit instructions.
11203 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11205 * config/arm/arm.c (struct processors): Pass for speed down into
11206 cost helper functions.
11207 (const_ok_for_op): Handle COMPARE and inequality nodes.
11208 (arm_rtx_costs_1): Rewrite.
11209 (arm_size_rtx_costs): Update prototype.
11210 (arm_rtx_costs): Pass speed down to helper functions.
11211 (arm_slowmul_rtx_costs): Rework cost calculations.
11212 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
11213 (arm_9e_rtx_costs): Likewise.
11215 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
11217 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
11218 relocations of local symbols wider than UNITS_PER_WORD are not valid.
11219 (alpha_legitimize_address): Do not split local symbols wider than
11220 UNITS_PER_WORD into HIGH/LO_SUM parts.
11222 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
11225 * gcc.c (process_command): Replace call to execvp with calls
11226 to pex_one and exit.
11228 2009-01-03 Anatoly Sokolov <aesok@post.ru>
11231 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
11232 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
11233 variant for devices with 3-byte PC.
11234 (__tablejump_elpm__): New.
11236 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11239 * c-parser.c (c_parser_postfix_expression): Allow `->' in
11240 offsetof member-designator, handle it as `[0].'.
11242 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11244 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
11245 function when not using named sections on targets with named sections
11246 if branch distance is less than 262132.
11248 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
11250 * combine.c (combine_instructions): Recompute
11251 optimize_this_for_speed_p for each BB in the main combine loop.
11253 2009-01-12 Tomas Bily <tbily@suse.cz>
11256 * tree-loop-distribution.c (prop_phis): New function.
11257 (generate_builtin): Call prop_phis.
11258 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
11260 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11262 PR tree-optimization/38807
11263 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
11264 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
11266 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11268 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11269 subreg of op0 to the original op0.
11271 2009-01-11 Laurent GUERBY <laurent@guerby.net>
11273 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
11275 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
11278 * mips-tfile.c (parse_def): Fix parsing of def strings
11279 starting with digits.
11281 2009-01-10 Jakub Jelinek <jakub@redhat.com>
11284 * config/arm/arm.c (arm_is_long_call_p): Don't call
11285 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
11287 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
11289 * regrename.c (regrename_optimize): Fix dumping.
11290 (find_oldest_value_reg): Preserve REG_POINTER.
11291 (copy_hardreg_forward_1): Likewise.
11293 2009-01-09 Diego Novillo <dnovillo@google.com>
11295 * gimple.h (struct gimple_statement_base) <uid>: Document
11296 the restrictions on its use.
11297 (gimple_uid): Tidy.
11298 (gimple_set_uid): Tidy.
11300 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11302 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
11303 zero guard even if align_bytes != 0 and count is smaller than
11306 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
11308 PR rtl-optimization/38495
11309 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
11310 (add_range_and_copies_from_move_list): Print all added ranges.
11311 Add ranges to memory optimized destination.
11313 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11317 * config/i386/i386.c (override_options): Reject
11318 -mstringop-strategy=rep_8byte with -m32.
11319 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
11320 to 1. Do count comparison against epilogue_size_needed at compile
11321 time even when count_exp was constant forced into register. For
11322 size_needed don't jump to epilogue, instead just avoid aligning
11323 and invoke the body algorithm. If need_zero_guard, add zero guard
11324 even if count is non-zero, but smaller than size_needed + number of
11325 bytes that could be stored for alignment.
11326 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
11327 to 1. If need_zero_guard, add zero guard even if count is non-zero,
11328 but smaller than size_needed + number of bytes that could be stored
11329 for alignment. Compare size_needed with epilogue_size_needed instead
11330 of desired_align - align, don't adjust size_needed, pass
11331 epilogue_size_needed to the epilogue expanders.
11334 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
11336 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11338 * pa.c (last_address): Change to unsigned.
11339 (update_total_code_bytes): Change argument to unsigned. Don't
11340 check if insn addresses are set.
11341 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
11342 addresses are not set.
11343 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
11345 2009-01-09 Nick Clifton <nickc@redhat.com>
11347 * config/sh/symbian.c: Replace uses of DECL_INLINE with
11348 DECL_DECLARED_INLINE_P.
11350 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11352 PR middle-end/38347
11353 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
11354 GET_MODE (op0) in operand_subword_force calls.
11356 PR middle-end/38771
11357 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
11358 fold_convert arg0 operands to TREE_TYPE (op0) first.
11360 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
11362 * params.def (ira-max-conflict-table-size): Decrease default value
11365 2009-01-08 Jakub Jelinek <jakub@redhat.com>
11367 PR tree-optimization/37031
11368 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
11370 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
11371 allocate it using gc instead of heap, use VEC_quick_push instead of
11373 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
11374 instead of heap, use VEC_quick_push instead of VEC_safe_push.
11375 * tree-data-ref.h (struct access_matrix): Change matrix to gc
11376 allocated vector from heap allocated.
11377 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
11378 * tree-loop-linear.c (linear_transform_loops): Allocate nest
11379 vector only after perfect_loop_nest_depth call.
11381 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
11382 Jan Sjodin <jan.sjodin@amd.com>
11384 PR tree-optimization/38559
11385 * graphite.c (debug_value, copy_constraint,
11386 swap_constraint_variables, scale_constraint_variable, ): New.
11387 (get_lower_bound, get_upper_bound): Removed.
11388 (graphite_trans_bb_strip_mine): Clean up this code that works
11389 only for constant number of iterations. Fully copy upper and
11390 lower bound constraints, not only the constant part of them.
11391 * graphite.h (debug_value): Declared.
11393 2009-01-08 Ira Rosen <irar@il.ibm.com>
11395 PR tree-optimization/37194
11396 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
11397 Don't add the cost of cost model guard in prologue to scalar
11398 outside cost in case of known number of iterations.
11400 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
11401 Alan Modra <amodra@bigpond.net.au>
11403 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
11404 non-word-aligned REG+CONST addressing.
11406 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11409 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
11410 free_after_compilation when outputting a thunk.
11411 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
11412 Do not call free_after_compilation here.
11414 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11416 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
11417 (ix86_valid_target_attribute_inner_p): Ditto.
11419 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
11421 PR tree-optimization/38492
11422 PR tree-optimization/38498
11423 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
11424 * tree-chrec.h (scev_is_linear_expression): Declared.
11425 * graphite.c (graphite_cannot_represent_loop_niter): New.
11426 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
11427 (graphite_loop_normal_form): Use gcc_assert.
11428 (scan_tree_for_params): Use CASE_CONVERT.
11429 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
11430 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
11431 Use gcc_assert. Discard scops that contain unhandled cases.
11432 (build_scop_conditions): Return a boolean status for unhandled cases.
11433 (strip_mine_profitable_p): Print the loop number, not its depth.
11434 (is_interchange_valid): Pass the depth of the loop nest, don't
11435 recompute it wrongly.
11436 (graphite_trans_bb_block): Same.
11437 (graphite_trans_bb_block): Print tentative of loop blocking.
11438 (graphite_trans_scop_block): Do not print that the loop has been
11440 (graphite_transform_loops): Do not handle scops that contain condition
11443 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
11445 AVX Programming Reference (December, 2008)
11446 * config/i386/avxintrin.h (_mm256_stream_si256): New.
11447 (_mm256_stream_pd): Likewise.
11448 (_mm256_stream_ps): Likewise.
11450 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
11451 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
11452 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
11453 (bdesc_special_args): Add __builtin_ia32_movntdq256,
11454 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
11455 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
11456 (ix86_expand_special_args_builtin): Likewise.
11458 * config/i386/sse.md (AVXMODEDI): New.
11459 (avx_movnt<mode>): Likewise.
11460 (avx_movnt<mode>): Likewise.
11461 (<sse>_movnt<mode>): Remove AVX support.
11462 (sse2_movntv2di): Likewise.
11464 2009-01-07 Richard Guenther <rguenther@suse.de>
11466 PR middle-end/38751
11467 * fold-const.c (extract_muldiv): Remove obsolete comment.
11468 (fold_plusminus_mult_expr): Undo MINUS_EXPR
11469 to PLUS_EXPR canonicalization for the canonicalization.
11471 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
11473 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
11474 hosted cross-compilers generating less efficient code.
11476 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11478 * function.h (rtl_data): Add a dbr_scheduled_p field.
11479 * reorg.c (dbr_schedule): Set it.
11480 (gate_handle_delay_slots): Check it.
11481 * config/mips/mips.c (mips_base_delayed_branch): Delete.
11482 (mips_reorg): Check flag_delayed_branch instead of
11483 mips_base_delayed_branch.
11484 (mips_override_options): Don't set mips_base_delayed_branch
11485 or flag_delayed_branch.
11487 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11489 PR rtl-optimization/38426.
11490 * ira.c (ira): Set current_function_is_leaf earlier.
11492 2009-01-06 Jakub Jelinek <jakub@redhat.com>
11494 PR rtl-optimization/38722
11495 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
11496 too early, only set a flag and modify after last possible
11499 2009-01-06 Janis Johnson <janis187@us.ibm.com>
11502 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
11503 * real.c (decimal_single_format): Correct values of emin and emax.
11504 (decimal_double_format): Ditto.
11505 (decimal_quad_format): Ditto.
11506 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
11507 computation of DECnn_MIN and DECnn_MAX for corrected values of
11508 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
11509 __DECnn_MIN__, and adjust its computation for the corrected value
11512 2009-01-06 Jan Hubicka <jh@suse.cz>
11515 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
11517 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
11519 * doc/contrib.texi (Contributors): Slightly adjust the end note.
11520 Add Robert Clark to the list of testers.
11522 2009-01-06 Jan Hubicka <jh@suse.cz>
11523 Kai Tietz <kai.tietz@onevision.com>
11525 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
11526 * config/i386/i386.c (ix86_expand_call): Add clobbers.
11528 2009-01-06 Jan Hubicka <jh@suse.cz>
11529 Kai Tietz <kai.tietz@onevision.com>
11531 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
11533 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
11534 (ix86_nsaved_regs): Count only general purpose regs.
11535 (ix86_nsaved_sseregs): New.
11536 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
11537 to 16 for w64; compute padding and size of sse reg save area.
11538 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
11539 general purpose regs.
11540 (ix86_emit_save_sse_regs_using_mov): New.
11541 (ix86_expand_prologue): Save SSE regs if needed.
11542 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
11543 (ix86_emit_restore_sse_regs_using_mov): New.
11544 (ix86_expand_epilogue): Save SSE regs if needed.
11546 2009-01-06 Jan Hubicka <jh@suse.cz>
11547 Kai Tietz <kai.tietz@onevision.com>
11549 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
11550 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
11551 functions when accumulate outgoing args is off.
11553 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11556 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
11557 before using pseudos_have_intersected_live_ranges_p.
11559 * ira-int.h (ira_assert): Always define.
11561 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11563 AVX Programming Reference (December, 2008)
11564 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
11565 (_mm256_permute2_pd): Likewise.
11566 (_mm_permute2_ps): Likewise.
11567 (_mm256_permute2_ps): Likewise.
11568 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
11569 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
11571 * config/i386/i386.c (ix86_builtins): Remove
11572 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
11573 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
11574 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
11575 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
11576 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
11577 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
11578 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
11579 __builtin_ia32_vpermil2ps256.
11580 (ix86_init_mmx_sse_builtins): Updated.
11581 (ix86_expand_args_builtin): Likewise.
11583 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11585 * pa.c (output_call): Relocate non-jump insns in the delay slot of
11586 long absolute calls when generating PA 2.0 code.
11588 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
11590 PR rtl-optimization/38583
11591 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
11593 * params.def (ira-max-conflict-table-size): New.
11595 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
11597 * ira.h (ira_conflicts_p): New external definition.
11599 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
11600 table. Report this. Return result of building.
11601 (ira_build_conflicts): Use ira_conflicts_p. Check result of
11602 building conflict table.
11604 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
11605 (ira_color): Use ira_conflicts_p.
11607 * global.c: Include ira.h.
11608 (pseudo_for_reload_consideration_p, build_insn_chain): Use
11611 * Makefile.in (global.o): Add ira.h.
11613 * ira-build.c (mark_all_loops_for_removal,
11614 propagate_some_info_from_allocno): New.
11615 (remove_unnecessary_allocnos): Call
11616 propagate_some_info_from_allocno.
11617 (remove_low_level_allocnos): New.
11618 (remove_unnecessary_regions): Add parameter. Call
11619 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
11620 parameter to remove_unnecessary_regions.
11621 (ira_build): Remove all regions but root if the conflict table was
11622 not built. Update conflict hard regs for allocnos crossing calls.
11624 * ira.c (ira_conflicts_p): New global.
11625 (ira): Define and use ira_conflicts_p.
11627 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
11628 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
11629 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
11631 2009-01-06 Ben Elliston <bje@au.ibm.com>
11633 * gengtype-lex.l (YY_NO_INPUT): Define.
11635 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11638 * c-common.c (handle_vector_size_attribute): Also reject
11639 BOOLEAN_TYPE types.
11641 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
11643 PR tree-optimization/38492
11644 * graphite.c (rename_map_elt, debug_rename_elt,
11645 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
11646 rename_map_elt_info, eq_rename_map_elts,
11647 get_new_name_from_old_name, bb_in_sese_p): Moved around.
11648 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
11649 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
11650 (sese_build_livein_liveouts): New.
11651 (new_sese, free_sese): New.
11652 (new_scop): Call new_sese.
11653 (free_scop): Call free_sese.
11654 (rename_variables_from_edge, rename_phis_end_scop): Removed.
11655 (register_old_new_names): Renamed register_old_and_new_names.
11656 (register_scop_liveout_renames, add_loop_exit_phis,
11657 insert_loop_close_phis, struct igp,
11658 default_liveout_before_guard, add_guard_exit_phis,
11659 insert_guard_phis, copy_renames): New.
11660 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
11661 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
11662 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
11663 (scop_adjust_phis_for_liveouts): New.
11664 (gloog): Call scop_adjust_phis_for_liveouts.
11666 * graphite.h (struct sese): Documented. Added fields liveout,
11667 num_ver and livein.
11668 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
11669 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
11670 (struct scop): Added field liveout_renames.
11671 (SCOP_LIVEOUT_RENAMES): New.
11673 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11675 PR tree-optimization/38510
11676 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
11677 (translate_clast): Call recompute_all_dominators before
11679 (gloog): Call recompute_all_dominators before graphite_verify.
11681 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11682 Jan Sjodin <jan.sjodin@amd.com>
11684 PR tree-optimization/38500
11685 * graphite.c (create_sese_edges): Call fix_loop_structure after
11688 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
11690 * config.gcc: Add m32r*-*-rtems*.
11691 * config/m32r/rtems.h: New file.
11693 2009-01-05 Ben Elliston <bje@au.ibm.com>
11695 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
11696 (.po.pox): Likewise.
11697 (po/gcc.pot): Likewise.
11699 2009-01-04 David S. Miller <davem@davemloft.net>
11701 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
11702 (STARTING_FRAME_OFFSET): Always set to zero.
11704 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11706 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
11707 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
11708 fixed-point types, and vectors of the same.
11710 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11712 * config/mips/sync.md (*mb_barrier): Rename to...
11713 (*memory_barrier): ...this.
11715 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
11717 * doc/extend.texi (Function Attributes): Move @cindex after @item
11718 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
11719 and put in alphabetical order. Fix 'target' name and put in order.
11720 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
11723 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
11725 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
11726 (memory_barrier): Expand as unspec instead of unspec_volatile.
11727 Remove mem:BLK from insn operands. Use Pmode scratch register.
11728 (*memory_barrier): Define as unspec instead of unspec_volatile.
11729 Use (match_dup 0) as input operand.
11731 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
11732 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
11733 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
11734 scratch register. Remove operand 1.
11735 (*stbar): Define as unspec instead of unspec_volatile.
11736 Use (match_dup 0) as input operand, remove (const_int 8).
11737 (*membar): Define as unspec instead of unspec_volatile.
11738 Use (match_dup 0) as input operand, remove input operand 2.
11740 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
11741 (memory_barrier): Expand as unspec instead of unspec_volatile.
11742 Remove mem:BLK from insn operands. Use Pmode scratch register.
11743 (*memory_barrier): Define as unspec instead of unspec_volatile.
11744 Use (match_dup 0) as input operand.
11746 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
11747 Remove mem:BLK from insn operands. Use Pmode scratch register.
11748 Set volatile flag on operand 0.
11749 (*memory_barrier): New insn pattern.
11751 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
11753 (*memory_barrier): Use (match_dup 0) as input operand.
11755 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
11756 Remove mem:BLK from insn operands. Use Pmode scratch register.
11757 Set volatile flag on operand 0.
11758 (*mb_internal): New insn pattern.
11760 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
11762 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11764 PR middle-end/38586
11765 * function.c (struct temp_slot): Move to the section of the file
11766 that deals with temp slots. Remove field 'address'.
11767 (temp_slot_address_table): New hash table of address -> temp slot.
11768 (struct temp_slot_address_entry): New struct, items for the table.
11769 (temp_slot_address_compute_hash, temp_slot_address_hash,
11770 temp_slot_address_eq, insert_temp_slot_address): Support functions
11772 (find_temp_slot_from_address): Rewrite to use the new hash table.
11773 (remove_unused_temp_slot_addresses): Remove addresses of temp
11774 slots that have been made available.
11775 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
11776 worker function for remove_unused_temp_slot_addresses.
11777 (assign_stack_temp_for_type): Don't clear the temp slot address list.
11778 Add the temp slot address to the address -> temp slot map.
11779 (update_temp_slot_address): Update via insert_temp_slot_address.
11780 (free_temp_slots): Call remove_unused_temp_slot_addresses.
11781 (pop_temp_slots): Likewise.
11782 (init_temp_slots): Allocate the address -> temp slot map, or empty
11783 the map if it is already allocated.
11784 (prepare_function_start): Initialize temp slot processing.
11786 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11788 PR middle-end/38584
11789 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
11790 Calculate the size of all stack vars assuming no packing of stack
11791 vars will happen, replacing a quadratic algorithm with a linear one.
11793 2009-01-03 Jakub Jelinek <jakub@redhat.com>
11796 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
11799 2009-01-03 Diego Novillo <dnovillo@google.com>
11801 * doc/contrib.texi: Update contributions.
11803 2009-01-03 Jakub Jelinek <jakub@redhat.com>
11806 * builtins.c (fold_builtin_memory_op): Give up if either operand
11807 is volatile. Set srctype or desttype to non-qualified version
11811 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
11812 and FUNCTION_DECLs.
11814 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
11816 PR rtl-optimization/35805
11817 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
11818 problem if fast dce is able to remove any instructions.
11819 * dce.c (dce_process_block): Fix dump message.
11821 2009-01-02 Mark Mitchell <mark@codesourcery.com>
11824 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
11826 2009-01-02 Jakub Jelinek <jakub@redhat.com>
11828 PR middle-end/38690
11829 * tree-flow.h (op_code_prio, op_prio): New prototypes.
11830 * tree-pretty-print.c (op_code_prio): New function.
11831 (op_prio): No longer static. Use op_code_prio.
11832 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
11833 Use op_prio and op_code_prio to determine if () should be
11834 printed around operand(s) or not.
11836 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
11837 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
11838 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
11839 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
11840 pp_character instead of pp_string for single letter printing.
11842 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11844 * doc/extend.texi: Fix '#pragma GCC option' typo.
11846 2009-01-02 Richard Guenther <rguenther@suse.de>
11848 * doc/install.texi (--enable-checking): Mention different
11849 default for stage1.
11850 (--enable-stage1-checking): Document.
11852 2009-01-01 Andrew Pinski <pinskia@gmail.com>
11854 PR middle-end/30142
11855 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
11856 case to be an error.
11858 2009-01-02 Ben Elliston <bje@au.ibm.com>
11860 * config/fp-bit.h (pack_d): Constify argument.
11861 * config/fp-bit.c (makenan): Constify return type. Remove casts.
11862 (isnan): Constify argument.
11864 (iszero): Likewise.
11865 (pack_d): Likewise.
11866 (_fpadd_parts): Constify return type.
11867 (_fpmul_parts): Likewise.
11868 (_fpdiv_parts): Likewise.
11870 2009-01-01 Jakub Jelinek <jakub@redhat.com>
11873 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
11874 warn about overwriting initializer with side-effects or
11875 -Woverride-init if !IMPLICIT.
11876 (output_init_element): Likewise. Pass IMPLICIT down to
11878 (process_init_element): Add IMPLICIT argument. Pass it down
11879 to output_init_element.
11880 (push_init_element, pop_init_level, set_designator): Adjust
11881 process_init_element callers.
11882 (set_nonincremental_init, set_nonincremental_init_from_string):
11883 Adjust add_pending_init callers.
11884 (output_pending_init_elements): Adjust output_init_element callers.
11885 * c-tree.h (process_init_element): Adjust prototype.
11886 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
11887 process_init_element callers.
11890 Copyright (C) 2009 Free Software Foundation, Inc.
11892 Copying and distribution of this file, with or without modification,
11893 are permitted in any medium without royalty provided the copyright
11894 notice and this notice are preserved.