1 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
3 * auto-inc-dec.c: Fix pass description, remove apparent
4 accidental duplication.
6 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9 * ipa-utils.h (memory_identifier_string): Moved to ...
10 * tree.h (memory_identifier_string): Here. Add GTY(()).
12 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
15 in the former documentation of...
16 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17 * ira-conflicts.c (get_dup_num): Use address_operand.
18 * targhooks.c (default_legitimate_address_p): New.
19 * targhooks.h (default_legitimate_address_p): New.
20 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
22 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
23 * target.h (struct target): Add legitimate_address_p.
24 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
25 (TARGET_INITIALIZER): Include it.
27 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
28 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
29 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
30 (TARGET_LEGITIMATE_ADDRESS_P): New.
32 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
33 (REG_OK_STRICT_P): Delete.
34 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
35 (frv_legitimate_address_p_1): ... this.
36 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
37 (frv_legitimate_address_p_1): ... the renamed old
38 frv_legitimate_address_p.
39 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
40 (TARGET_LEGITIMATE_ADDRESS_P): New.
42 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
43 * config/s390/s390-protos.h (legitimate_address_p): Remove.
44 * config/s390/s390.c (legitimate_address_p): Rename to...
45 (s390_legitimate_address_p): ... this, make static.
46 (legitimize_address): Adjust call.
47 (TARGET_LEGITIMATE_ADDRESS_P): New.
48 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
50 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
51 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
52 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
53 (TARGET_LEGITIMATE_ADDRESS_P): New.
55 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
56 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
57 * config/spu/spu.c (spu_legitimate_address): Rename to...
58 (spu_legitimate_address_p): ... this, make static.
59 (TARGET_LEGITIMATE_ADDRESS_P): New.
61 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
62 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
63 * config/sparc/sparc.c (legitimate_address_p): Rename to...
64 (sparc_legitimate_address_p): ... this, make static and return bool.
65 (legitimize_address): Adjust call.
66 (TARGET_LEGITIMATE_ADDRESS_P): New.
68 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
69 * config/i386/i386-protos.h (legitimate_address_p): Remove.
70 * config/i386/i386.c (legitimate_address_p): Rename to...
71 (ix86_legitimate_address_p): ... this, make static.
72 (constant_address_p): Move after it, adjust call.
73 (TARGET_LEGITIMATE_ADDRESS_P): New.
75 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
76 * config/avr/avr-protos.h (legitimate_address_p): Remove.
77 * config/avr/avr.c (legitimate_address_p): Rename to...
78 (avr_legitimate_address_p): ... this, make static.
79 (legitimize_address): Adjust call.
80 (TARGET_LEGITIMATE_ADDRESS_P): New.
82 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
83 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
84 * config/crx/crx.c (crx_legitimate_address_p): Make static.
85 (TARGET_LEGITIMATE_ADDRESS_P): New.
87 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
88 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
89 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
90 (TARGET_LEGITIMATE_ADDRESS_P): New.
92 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
93 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
95 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
97 (TARGET_LEGITIMATE_ADDRESS_P): New.
99 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
100 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
102 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
104 (m68hc11_legitimate_address_p): ... this, make static.
105 (go_if_legitimate_address_internal): Rename to...
106 (m68hc11_legitimate_address_p_1): ... this.
107 (legitimize_address): Adjust call.
108 (TARGET_LEGITIMATE_ADDRESS_P): New.
110 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
111 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p):
113 * config/iq2000/iq2000.c (iq2000_legitimate_address_p):
115 (TARGET_LEGITIMATE_ADDRESS_P): New.
117 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
118 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
119 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
120 (mn10300_legitimate_address_p): ... this, make static.
121 (TARGET_LEGITIMATE_ADDRESS_P): New.
123 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
124 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
125 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
126 (TARGET_LEGITIMATE_ADDRESS_P): New.
128 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
129 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
130 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
131 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
132 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
133 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
134 (rs6000_legitimate_address_p): ... this, make static.
135 (TARGET_LEGITIMATE_ADDRESS_P): New.
136 (REG_MODE_OK_FOR_BASE_P): Delete.
137 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
139 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
140 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
142 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
143 static, adjust types.
144 (TARGET_LEGITIMATE_ADDRESS_P): New.
146 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
147 * config/score/score.c (score_address_p): Rename to...
148 (score_legitimate_address_p): ... this.
149 (TARGET_LEGITIMATE_ADDRESS_P): New.
150 * config/score/score3.c (score3_address_p): Rename to...
151 (score3_legitimate_address_p): ... this.
152 * config/score/score7.c (score7_address_p): Rename to...
153 (score7_legitimate_address_p): ... this.
155 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
156 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
157 GO_IF_LEGITIMATE_ADDRESS): Delete.
158 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
159 thumb2_legitimate_address_p): Delete.
160 (arm_legitimate_address_p): Rename to...
161 (arm_legitimate_address_outer_p): ... this.
162 * config/arm/constraints.md ("Uq"): Adjust call.
163 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
164 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
165 (arm_legitimate_address_outer_p): ... this.
166 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
167 (TARGET_LEGITIMATE_ADDRESS_P): New.
169 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
170 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
171 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
172 (TARGET_LEGITIMATE_ADDRESS_P): New.
174 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
175 * config/vax/vax-protos.h (legitimate_address_p): Remove.
176 * config/vax/vax.c (legitimate_address_p): Rename to...
177 (vax_legitimate_address_p): ... this, make static.
178 (TARGET_LEGITIMATE_ADDRESS_P): New.
180 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
181 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
182 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
183 (TARGET_LEGITIMATE_ADDRESS_P): New.
185 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
186 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
187 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
188 (mmix_legitimate_address_p): ... this, make static.
189 (TARGET_LEGITIMATE_ADDRESS_P): New.
191 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
192 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
193 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
194 (TARGET_LEGITIMATE_ADDRESS_P): New.
196 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
198 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
201 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
203 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
204 LCT_NORMAL in function call.
205 * mips-tdump.c (print_file_desc): Add cast to enum type.
206 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
207 (mark_stabs): Add casts to enum types.
208 (parse_stabs_common): Add casts to enum types.
210 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
212 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
213 Check for invalid values of LETTER.
215 2009-05-13 Taras Glek <tglek@mozilla.com>
217 * attribs.c moved out attribute registration into register_attribute
218 * doc/plugins.texi Documented register_attribute and PLUGIN_ATTRIBUTES
219 * gcc-plugin.h Added forward decl for register_attribute
220 * plugin.c Added PLUGIN_ATTRIBUTES boilerplate
221 * plugin.h Added PLUGIN_ATTRIBUTES
223 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
225 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
226 values even in sentinel and empty entries.
227 (ms_printf_flag_specs): Likewise.
228 (ms_scanf_flag_specs): Likewise.
229 (ms_strftime_flag_specs): Likewise.
230 (ms_print_char_table): Likewise.
231 (ms_scan_char_table): Likewise.
232 (ms_time_char_table): Likewise.
234 2009-05-13 Doug Kwan <dougkwan@google.com>
236 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
238 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
240 * config/mips/mips.md (store): Add attributes for QI and HI.
242 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
243 (truncdi<mode>2): ... this new pattern.
245 2009-05-13 Brad Hards <bradh@kde.org>
247 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
249 2009-05-14 Jakub Jelinek <jakub@redhat.com>
250 Ben Elliston <bje@au.ibm.com>
253 * dse.c (check_mem_read_rtx): Guard against width == -1.
255 2009-05-13 Michael Matz <matz@suse.de>
258 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
259 (trivially_conflicts_p): New function.
260 (insert_backedge_copies): Use it.
262 2009-05-13 Janis Johnson <janis187@us.ibm.com>
264 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
265 (handle_stdc_pragma): Use new enum constant names.
266 (handle_pragma_float_const_decimal64): Ditto.
268 2009-05-13 Ian Lance Taylor <iant@google.com>
270 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
273 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
275 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
276 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
278 * config/m68k/m68k.h (FL_UCLINUX): Define.
280 2009-05-13 Jan Hubicka <jh@suse.cz>
282 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
284 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
286 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
287 unless -fschedule-insns is specified.
289 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
292 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
293 TARGET_EXPAND_CBRANCHDI4.
294 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
295 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
296 (cmpeqdi): Fix comment.
298 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
300 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
301 (sh_legitimate_address_p): Likewise.
302 * config/sh/sh.c (sh_legitimate_index_p): New.
303 (sh_legitimate_address_p): Likewise.
304 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
305 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
306 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
307 (MAYBE_BASE_REGISTER_RTX_P): New macro.
308 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
309 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
310 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
311 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
312 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
314 2009-05-12 Jan Hubicka <jh@suse.cz>
316 * tree-inline.c (estimate_operator_cost): Add operands;
317 when division happens by constant, it is cheap.
318 (estimate_num_insns): Loads and stores are not having cost of 0;
319 EH magic stuff is cheap; when computing runtime cost of switch,
320 use log2 base of amount of its cases; builtin_expect has cost of 0;
321 compute cost for moving return value of call.
322 (init_inline_once): Initialize time_based flags.
323 * tree-inline.h (eni_weights_d): Add time_based flag.
325 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
327 * df-core.c: Update head documentation.
329 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
332 * rs6000.c (rs6000_generate_compare): Use op1b instead of
333 shadowing exisiting variable op1.
335 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
338 * config/i386/driver-i386.c (processor_signatures): New enum.
339 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
340 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
341 processor signature to detect geode processor.
343 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
347 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
349 * optabs.c (prepare_cmp_insn): Temporarily disable test that
350 causes spurious differences between trunk and cond-optab branch.
352 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
354 * dojump.c (compare_from_rtx): Delete.
355 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
356 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
357 if the comparison does not satisfy the predicate; test predicates for
358 operands 2 and 3 of a cstore pattern. Don't try cstore optab
359 further if one existing pattern fails.
360 * expr.h (compare_from_rtx): Delete.
361 (prepare_operand): Declare it.
362 * optabs.c: Change "lib call" to "libcall" throughout.
363 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
364 HAVE_conditional_trap, emit_cmp_insn): Delete.
365 (can_compare_p): Delete cmp_optab case.
366 (prepare_float_lib_cmp): Return an rtx and a machine mode.
367 Accept other parameters by value.
368 (prepare_operand): Make non-static.
369 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
370 other parameters by value. Try to widen operands here based on
371 an optab_methods argument and looking at cbranch_optab.
372 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
373 loop. Use cbranch_optab directly.
374 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
375 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
377 (emit_conditional_move, emit_conditional_add): Inline what's needed
378 of compare_from_rtx, using new prepare_cmp_insn for the rest.
379 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
380 with COMPARE. Move cmov_optab and cstore_optab above
381 with cbranch_optab, move cmp_optab down with ucmp_optab,
382 remove tst_otpab. Do not initialize trap_rtx.
383 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
384 for trap code. Do not check HAVE_conditional_trap. Use
385 prepare_cmp_insn. Accept no predicate for operand 3.
386 * optabs.h (OTI_cmp): Mark as used only for libcalls.
387 (OTI_ctrap, ctrap_optab): New.
389 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
390 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
391 with lookup of ctrap_optab.
392 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
393 setcc_gen_code): Delete.
396 * combine.c (combine_simplify_rtx, simplify_set): Do not
397 special case comparing against zero for cc0 machines.
398 * simplify-rtx.c (simplify_binary_operation_1): Never remove
399 COMPARE on cc0 machines.
400 (simplify_relational_operation): Return a new expression when
401 a COMPARE could be removed.
402 * final.c (final_scan_insn): Compare cc_status values
403 against LHS of a (compare FOO (const_int 0)) cc0 source.
404 Also check if cc_status.value is the full compare.
406 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
407 (cstoreMM4): Document.
408 (conditional_trap): Document ctrapMM4 instead.
409 (sync_compare_and_swapMM): Refer to cbranchcc4.
410 (Dependent Patterns): Eliminate obsolete information referring to
411 the old jump optimization phase.
412 (Canonicalization): Include cbranchcc4 case, omit canonicalization
413 of compares with 0 on cc0 machines.
414 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
415 avoiding references to cc0. Remove text about storing operands
417 * doc/tm.texi (Condition Codes): Include blurb on different
418 condition code representations, separate into subsections for
419 CC0, MODE_CC and conditional execution.
421 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
422 alpha_emit_setcc): Accept operands and a machine mode.
423 * config/alpha/alpha.c (alpha_emit_conditional_branch):
424 Get code/op0/op1 from operands, use machine mode argument
425 instead of alpha_compare.fp_p. Emit the branch here.
426 (alpha_emit_setcc): Likewise, and return boolean.
427 (alpha_emit_conditional_move): Likewise. Assert that
428 cmp_op_mode == cmp_mode, and simplify accordingly.
429 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
430 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
431 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
433 (stack probe test): Use cbranchdi4.
434 * config/alpha/predicates.md (alpha_cbranch_operator): New.
436 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
437 * config/arc/arc.h (movsicc, movsfcc): Use it.
438 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
439 (cbranchsi4, cstoresi4): New.
440 (cmpsi, bCC and sCC expanders): Remove.
442 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
443 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
444 * config/arm/predicates.md (arm_comparison_operator): Only include
445 floating-point operators if there is a hardware floating-point unit.
446 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
447 deferring to cbranch_cc and cstore_cc respectively.
448 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
449 cbranch_cc, cstore_cc): New.
450 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
452 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
454 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
455 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
457 (adjust_insn_length): Adjust calls.
458 (avr_reorg): Handle (compare (foo) (const_int 0)).
459 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
460 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
461 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
462 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
464 (cbranchqi4, cbranchhi4, cbranchsi4): New.
465 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
467 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
468 (cbranchsi4, cstorebi4, cstoresi4): New.
469 (movbisi): This insn is duplicate, split it to zero_extend.
470 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
471 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
472 (bfin_optimize_loop): Use cbranch expander.
473 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
474 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
475 (bfin_bimode_comparison_operator): ... this.
476 (bfin_direct_comparison_operator): New.
478 * config/cris/cris.c (cris_normal_notice_update_cc): Look
479 inside (compare FOO (const_int 0)).
480 (cris_rtx_costs): Handle ZERO_EXTRACT.
481 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
482 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
483 (*tstdi_v32): Delete.
484 (*cmpdi_non_v32): Add M alternative for operand 1.
485 (cmpsi, cmp<mode>): Make private.
486 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
488 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
490 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
491 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
492 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
493 (cc_reg_operand): New.
495 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
496 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
497 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
498 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
499 crx_expand_scond): Delete.
501 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
503 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
504 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
506 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
507 cstoresi4, cstoresf4, cstoredf4): New.
508 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
509 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
510 Receive the entire operands array.
511 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
512 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
513 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
514 Get test/op0/op1 from the operands array.
515 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
517 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
518 (h8300_expand_store): New.
519 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
521 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
522 (h8300_expand_store): New.
523 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
524 or do not try to produce (set (cc0) REG).
525 (peepholes): Wrap arguments with COMPARE. Add a peephole to
526 change a compare into a move to a scratch register. Disable some
527 peepholes when comparing with zero.
528 (tstsi, tsthi, tstsi, cmpqi): Make private.
531 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
534 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
535 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
536 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
537 (ix86_emit_i387_log1p): Use cbranchxf2.
538 (ix86_expand_setcc): Return void.
539 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
540 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
541 cmp<MODEF>, cmpcc): Remove.
542 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
543 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
544 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
545 (sCC and bCC expanders): Remove.
546 (stack_protect_test): Use cbranchcc4.
548 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
550 (ia64_expand_compare): Accept three rtx by reference and return void.
551 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
552 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
553 from *expr. Update *expr with the BImode comparison to do.
554 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
555 cmptf, bCC, sCC, conditional_trap): Delete.
556 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
557 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
558 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
559 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
560 * config/ia64/predicates.md (ia64_cbranch_operator): New.
562 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
563 type of last argument.
564 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
565 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
566 use machine mode argument instead of branch_type. Remove dead
567 code for floating-point comparisons.
568 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
569 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
571 (cbranchsi4, cstoresi4): New.
572 * config/iq2000/predicates.md (reg_or_const_operand): New.
574 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
575 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
576 (b<code>_op): Rewrite to...
577 (bcc_op): ... this, using match_operator.
578 (s<code>_op): Rewrite to...
579 (scc_op): ... this, using match_operator.
580 (s<code>_24_op): Rewrite to...
581 (scc_op_24): ... this, using match_operator.
582 (s<code>_<mode>): Rewrite to...
583 (cstore<mode>4): ... this, using match_operator.
584 (s<code>_<mode>_24): Rewrite to...
585 (cstore<mode>4_24): ... this, using match_operator.
586 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
587 m32c_unpend_compare, m32c_expand_scc): Delete.
588 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
589 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
590 (m32c_expand_movcc): Change NE to EQ if necessary.
591 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
593 * config/m32r/m32r-protos.h (gen_cond_store): New.
594 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
595 (gen_cond_store): New, from sCC patterns.
596 (m32r_expand_block_move): Use cbranchsi4.
597 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
598 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
599 (cbranchsi4, cstoresi4): New.
601 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
603 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
604 (m68hc11_notice_update_cc): Look into a compare with 0.
605 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
607 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
608 cmphi, cmpqi, bCC): Delete.
609 (cbranchsi4, cbranchhi4, cbranchqi4): New.
610 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
611 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
614 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
615 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
616 * config/m68k/constraints.md (H): New.
617 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
618 the define_insn below.
619 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
620 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
621 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
622 patterns): Wrap RHS with COMPARE.
623 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
624 (*cmpdi_internal): Name this pattern.
625 (cmpdi): Change to define_insn.
626 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
627 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
628 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
630 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
631 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
632 (conditional_trap): Change to...
633 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
634 (*conditional_trap): Use the ordered_comparison_operator and
635 const1_operand predicates.
636 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
637 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
638 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
639 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
641 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
642 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
643 (mcore_gen_compare): New.
644 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
645 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
646 (mcore_gen_compare): ... this.
647 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
648 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
649 (stack probe pattern): Use cbranchsi4.
651 * config/mips/predicates.md (mips_cstore_operator): New.
652 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
653 * config/mips/mips.md (any_cond): Delete.
654 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
656 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
657 fixuns_truncsfdi2): Use cbranch patterns.
658 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
659 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
660 Adjust call to mips_expand_conditional_branch.
661 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
663 * config/mips/mips-protos.h (mips_expand_conditional_branch,
664 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
665 * config/mips/mips.c (cmp_operands): Delete.
666 (mips_emit_compare): Get comparison operands from *op0/*op1.
667 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
668 that it succeeds. Use op0/op1 instead of cmp_operands.
669 (mips_expand_conditional_branch, mips_expand_conditional_move,
670 mips_expand_conditional_trap): Likewise.
671 (mips_block_move_loop): Use cbranch patterns.
672 * config/mips/mips.h (cmp_operands): Delete.
674 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
675 (mmix_gen_compare_reg): Just return a register in the right CC mode.
676 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
677 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
678 (*cmpcc_folded): Rename to...
679 (*cmpdi_folded): this.
680 (*cmpcc): Rename to...
682 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
685 (cbranchdf4): New. Handle invalid comparisons here.
686 * config/mmix/predicates.md (float_comparison_operator): New.
688 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
689 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
690 * config/mn10300/mn10300.md (tst): Delete.
691 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
692 Name these patterns and wrap RHS in a compare.
693 (*cmpsi): Make this pattern private. Include tst.
694 (*cmpsf): Make this pattern private.
695 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
696 (compare with zero peepholes): Likewise.
698 (cbranchsi4, cbranchsf4): New.
699 (casesi): Use cbranchsi4.
701 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
702 hppa_branch_type): Delete.
703 (return_addr_rtx): Use cbranchsi4.
704 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
705 Emit CCFPmode comparison here.
706 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
707 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
708 hppa_branch_type): Delete.
709 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
710 (movsicc, movdicc): Remove references to hppa_compare_op0,
711 hppa_compare_op1 and compare_from_rtx.
712 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
713 (casesi): Use cbranchsi4.
715 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
716 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
717 * config/pdp11/pdp11.md (register_or_const0_operand): New.
718 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
719 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
721 (cbranchdf4, cbranchhi4, cbranchqi4): New.
722 (*branch, *branch_inverted): New.
724 * config/picochip/picochip.md (cbranchhi4): Use
725 ordered_comparison_operator.
726 (cmphi, bCC): Remove.
728 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
729 (trap_comparison_operator): Delete.
730 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
731 rs6000_emit_cbranch): Accept mode and operands.
732 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
733 rs6000_compare_fp_p): Delete.
734 (rs6000_generate_compare): Accept mode and comparison. Extract code
735 and op0/op1 from there. Replace references to rs6000_compare_op0
736 and rs6000_compare_op1.
737 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
738 extract result from passed operands.
739 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
740 extract loc from passed operands.
741 (rs6000_emit_cmove): Likewise.
742 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
743 rs6000_compare_fp_p): Delete.
744 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
745 (cbranch<GPR>4, cbranch<FP>4): New.
746 (cstore<mode>4): New. Consolidate here all choices about when to use
747 portable or specialized sCC sequences.
748 (stack_protect_test): Use cbranchsi4.
749 (conditional_trap): Replace with ctrap<GPR>4.
750 (conditional trap insn): Replace trap_comparison_operator with
751 ordered_comparison_operator.
753 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
754 (s390_emit_prologue): Use ctrap.
755 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
756 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
757 New predicates replacing...
758 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
759 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
760 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
761 (add<mode>cc): Do not use s390_compare_op0/op1.
762 (s<code>): Change to...
763 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
765 (cstorecc4): ... this. Handle EQ or NE equally.
766 (*sne): Un-privatize for use in cstorecc4.
767 (b<code>): Change to...
768 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
769 (conditional_trap): Replace with...
770 (ctrap<GPR>4, ctrap<FP>4): ... these.
771 (stack_protect): Use cbranchcc4.
773 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
774 * config/score/score-protos.h (score_gen_cmp): Delete.
775 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
776 (score_block_move-loop): Use cbranchsi4.
777 * config/score/score.md (cbranchsi4): New.
778 (cmpsi, bCC): Delete.
779 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
780 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
781 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
782 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
783 * config/score/score3.h (score3_gen_cmp): Delete.
784 * config/score/score7.h (score7_gen_cmp): Delete.
786 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
787 (sh_emit_scc_to_t): ... this. Return void.
788 (from_compare): Rename to...
789 (sh_emit_compare_and_branch): ... this.
790 (sh_emit_compare_and_set): New.
791 (sh_expand_t_scc): Accept operands.
792 * config/sh/predicates.md (sh_float_comparison_operator): New.
793 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
794 (prepare_scc_operands): Rename to...
795 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
797 (sh_emit_cheap_store_flag): New.
798 (sh_emit_set_t_insn): New.
799 (from_compare): Rename to...
800 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
801 handling of TARGET_SH2E floating point to avoid recursive call.
802 Generate branch here.
803 (sh_emit_compare_and_set): New.
804 (sh_expand_t_scc): Get op0/op1 from arguments.
805 (sh_emit_cheap_store_flag): New.
806 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
808 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
809 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
810 (movsicc, movdicc): Do nothing when it recreated operands from
811 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
812 prepare_scc_operands (now sh_emit_scc_to_t).
813 (udivdi3): Use cstoresi4.
814 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
815 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
816 (cbranchint4_media, cbranchfp4_media): New.
817 (casesi): Use cbranchdi4.
818 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
820 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
821 (movnegt): Remove second operand.
822 (cbranchsf4, cbranchdf4): New.
823 (stack_protect): Use cbranchdi4/cbranchsi4.
825 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
826 (gen_compare_reg): Accept comparison, extract part of it to...
827 (gen_compare_reg_1): ... this.
828 (gen_compare_operator): Delete.
829 (gen_v9_scc): Accept separate destination, comparison code and arms.
830 Do not use sparc_compare_op0/sparc_compare_op1.
831 (emit_scc_insn, emit_conditional_branch_insn): New.
832 (emit_v9_brxx): Make static. Remove useless assertion.
833 (sparc_emit_float_lib_cmp): Return RTL instead of calling
835 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
836 * config/sparc/sparc-protos.h (gen_compare_reg,
837 sparc_emit_float_lib_cmp): Adjust prototype.
838 (emit_scc_insn, emit_conditional_branch_insn): New.
839 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
840 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
841 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
842 iterators to the top.
843 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
844 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
845 snedi_special_trunc): Delete.
846 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
847 and snedi_special_trunc.
848 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
849 cbranchdi4, cbranch<F:mode>4): New.
850 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
851 here. Use gen_compare_reg instead of gen_compare_operator.
852 (conditional_trap): Replace with...
853 (ctrapsi4, ctrapdi4): ... this.
854 (stack_protect_test): Use cbranchcc4.
856 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
858 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
859 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
860 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
861 from operands[0] or operands[3] depending on is_set.
862 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
863 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
864 cmpdf, bCC), sCC: Remove.
865 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
866 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
868 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
869 spu_emit_branch_or_set.
871 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
873 * config/stormy16/stormy16.h (xstormy16_compare_op0,
874 xstormy16_compare_op1): Delete.
875 * config/stormy16/stormy16.c (xstormy16_compare_op0,
876 xstormy16_compare_op1): Delete.
877 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
879 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
880 (cmphi, cmpsi, bCC): Remove.
882 * config/v850/v850.md (tstsi, cmpsi): Fold into...
883 (*cmpsi): ... this one.
884 (cbranchsi4, cstoresi4): New.
885 (bCC expanders): Delete.
886 (sCC insns): Fold into...
887 (*setcc): ... this one.
888 (casesi): Do not use gen_cmpsi and gen_bgtu.
889 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
891 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
893 * config/vax/vax-protos.h (cond_name): New.
894 (vax_output_conditional_branch): Remove.
895 * config/vax/vax.c (cond_name): New.
896 (vax_output_conditional_branch): Remove.
897 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
898 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
899 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
900 (bit<VAXint>): Wrap source with (compare).
901 (b<code> and following unnamed pattern): Rename to *branch and
902 *branch_reversed. Change macroization to match_operator.
903 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
905 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
906 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
907 Change last argument to machine_mode.
908 (xtensa_expand_scc): Add machine_mode argument.
909 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
910 (gen_conditional_move, xtensa_expand_conditional_branch,
911 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
912 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
913 Adjust operand numbers.
914 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
916 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
917 (cmpsi, cmpsf, b<code>, s<code>): Delete.
918 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
920 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
922 * optabs.c (prepare_cmp_insn): Temporarily disable test that
923 causes spurious differences between trunk and cond-optab branch.
925 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
928 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
930 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
932 * tree.c (iterative_hash_pointer): Delete.
933 (iterative_hash_expr): Short-circuit handling of NULL pointer.
934 Hash UIDs and versions of SSA names. Don't special-case built-in
935 function declarations.
937 2009-05-11 Ian Lance Taylor <iant@google.com>
940 * graphite.c: Force -Wc++-compat to only be a warning before
941 #including "cloog/cloog.h".
943 2009-05-11 Martin Jambor <mjambor@suse.cz>
945 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
947 2009-05-11 Jan Hubicka <jh@suse.cz>
949 * tree-ssa-loop-ivcanon.c: Include target.h
950 (struct loop_size): new structure.
951 (constant_after_peeling): New predicate.
952 (tree_estimate_loop_size): New function.
953 (estimated_unrolled_size): Rewrite for new estimates.
954 (try_unroll_loop_completely): Use new estimates.
955 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
957 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
959 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
960 libcpp interface change.
961 (spu_macro_to_expand): Likewise.
963 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
965 PR tree-optimization/40026
966 * gimplify.c (gimplify_init_constructor): Change initial conditional
967 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
968 optimize_compound_literals_in_ctor.
970 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
972 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
974 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
976 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
978 * tree-vect-data-refs.c (vect_analyze_group_access): Use
979 HOST_WIDE_INT for gap.
981 2009-05-11 Ira Rosen <irar@il.ibm.com>
983 PR tree-optimization/40074
984 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
985 account in group size and step comparison.
987 2009-05-11 Richard Guenther <rguenther@suse.de>
989 * passes.c (init_optimization_passes): Strip now incorrect comment.
990 (execute_function_todo): Do not set PROP_alias.
991 * tree-pass.h (PROP_alias): Remove.
992 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
993 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
994 * tree-nrv.c (pass_return_slot): Likewise.
995 * tree-object-size.c (pass_object_sizes): Likewise.
996 * tree-ssa-dom.c (pass_dominator): Likewise.
997 (pass_phi_only_cprop): Likewise.
998 * tree-ssa-dse.c (pass_dse): Likewise.
999 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
1000 (pass_cselim): Likewise.
1001 * tree-ssa-pre.c (pass_pre): Likewise.
1002 (pass_fre): Likewise.
1003 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1004 * tree-ssa-sink.c (pass_sink_code): Likewise.
1005 * tree-stdarg.c (pass_stdarg): Likewise.
1006 * tree-tailcall.c (pass_tail_calls): Likewise.
1007 * tree-vrp.c (pass_vrp): Likewise.
1009 2009-05-10 Ian Lance Taylor <iant@google.com>
1011 * basic-block.h (enum profile_status): Break out of struct
1013 * cgraph.h (struct inline_summary): Break out of struct
1015 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
1016 of struct cgraph_order_sort.
1017 * combine.c (enum undo_kind): New enum, broken out of struct undo.
1018 * cse.c (struct branch_path): Break out of struct
1019 cse_basic_block_data.
1020 * except.h (enum eh_region_type): Break out of struct eh_region.
1021 * gcc.c (enum add_del): Break out of struct modify_target.
1022 * genrecog.c (enum decision_type): Break out of struct decision_test.
1023 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
1025 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
1026 * regmove.c (enum match_use): New enum, broken out of struct match.
1027 * sched-int.h (enum post_call_group): New enum, broken out of
1029 (struct deps_reg): Break out of struct deps.
1030 * target.h (struct asm_int_op): Break out of struct gcc_target.
1031 * tree-eh.c (struct goto_queue_node): Break out of struct
1033 * tree-inline.h (enum copy_body_cge_which): Break out of
1035 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
1037 * c-decl.c (in_struct, struct_types): New static variables.
1038 (pushtag): Add loc parameter. Change all callers.
1039 (lookup_tag): Add ploc parameter. Change all callers.
1040 (check_compound_literal_type): New function.
1041 (parser_xref_tag): Add loc parameter. Change all callers. If
1042 -Wc++-compat, warn about struct/union/enum types defined within a
1044 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
1045 and loc parameters. Change all callers. Change error calls to
1046 error_at, using loc. For a redefinition, if the location of the
1047 original definition is known, report it. Set in_struct and
1048 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
1049 (finish_struct): Add new parameters enclosing_in_struct and
1050 enclosing_struct_types. Change all callers. Set
1051 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
1052 in the struct. If in a struct, add this struct to struct_types.
1053 (start_enum): Add loc parameter. Change all callers. Use
1054 error_at for errors, using loc. For a redefinition, if the
1055 location of the original definition is known, report it. If in a
1056 struct, add this enum type to struct_types. If -Wc++-compat warn
1057 if in sizeof, typeof, or alignof.
1058 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
1059 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
1060 (c_parser_enum_specifier): Get enum location for start_enum.
1061 (c_parser_struct_or_union_specifier): Get struct location for
1062 start_struct. Save in_struct and struct_types status between
1063 start_struct and finish_struct.
1064 (c_parser_cast_expression): Get location of cast.
1065 (c_parser_alignof_expression): Get location of type.
1066 (c_parser_postfix_expression): Likewise.
1067 (c_parser_postfix_expression_after_paren_type): Add type_loc
1068 parameter. Change all callers. Call check_compound_literal_type.
1069 Use type_loc for error about variable size type.
1070 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
1071 of an enum constant from an enum type defined in a struct or union.
1072 (c_cast_expr): Add loc parameter. Change all callers. If
1073 -Wc++-compat, warn about defining a type in a cast.
1074 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
1075 (start_enum, start_struct, finish_struct): Update declarations.
1076 (parser_xref_tag, c_cast_expr): Update declarations.
1077 (check_compound_literal_type): Declare.
1079 2009-05-11 Ben Elliston <bje@au.ibm.com>
1081 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
1082 for recent libcpp interface change.
1083 (rs6000_macro_to_expand): Likewise.
1085 2009-05-10 Michael Matz <matz@suse.de>
1088 * config/arm/arm.c (require_pic_register): Emit on entry edge,
1089 not at entry of function.
1091 2009-05-10 Richard Guenther <rguenther@suse.de>
1093 PR tree-optimization/40081
1095 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1096 using the main variant of the element type. Do not fiddle with
1097 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1099 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
1100 structs with volatile fields.
1102 2009-05-10 Jan Hubicka <jh@suse.cz>
1104 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
1105 (estimate_move_cost): Assert that it does not get called for
1107 (estimate_num_insns): Skip VOID types in argument handling.
1108 (optimize_inline_calls): Delete unreachable blocks and verify that
1111 2009-05-10 Jan Hubicka <jh@suse.cz>
1113 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
1114 * cgraph.c (cgraph_mark_address_taken_node): New function.
1115 (dump_cgraph_node): Dump new flag.
1116 * cgraph.h (struct cgraph_node): Add address_taken.
1117 (cgraph_mark_address_taken_node): New function.
1118 * ipa.c (cgraph_postorder): Prioritize functions with address taken
1119 since new direct calls can be born.
1121 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1123 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
1126 2009-05-10 Jan Hubicka <jh@suse.cz>
1129 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
1131 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
1132 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
1133 * tree-inline.c (copy_bb): Set frequency correctly.
1134 (fold_marked_statements): Update call to
1135 cgraph_update_edges_for_call_stmt.
1137 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1139 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
1140 identifiers in diagnostics.
1141 * config/arm/arm.c (arm_handle_fndecl_attribute,
1142 arm_handle_isr_attribute): Likewise.
1143 * config/avr/avr.c (avr_handle_progmem_attribute,
1144 avr_handle_fndecl_attribute, avr_handle_fntype_attribute):
1146 * config/bfin/bfin.c (handle_int_attribute,
1147 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
1148 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
1149 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
1151 * config/darwin.c (darwin_handle_kext_attribute,
1152 darwin_handle_weak_import_attribute): Likewise.
1153 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
1154 h8300_handle_eightbit_data_attribute,
1155 h8300_handle_tiny_data_attribute): Likewise.
1156 * config/i386/i386.c (ix86_handle_cconv_attribute,
1157 ix86_handle_abi_attribute, ix86_handle_struct_attribute):
1159 * config/i386/winnt.c (ix86_handle_shared_attribute,
1160 ix86_handle_selectany_attribute): Likewise.
1161 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
1162 * config/m32c/m32c.c (function_vector_handler): Likewise.
1163 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
1164 m68hc11_handle_fntype_attribute): Likewise.
1165 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
1166 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
1167 * config/mips/mips.c (mips_insert_attributes,
1168 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
1169 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
1170 rs6000_handle_struct_attribute): Likewise.
1171 * config/sh/sh.c (sh_insert_attributes,
1172 sh_handle_resbank_handler_attribute,
1173 sh_handle_interrupt_handler_attribute,
1174 sh2a_handle_function_vector_handler_attribute,
1175 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1177 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
1178 * config/spu/spu.c (spu_handle_fndecl_attribute,
1179 spu_handle_vector_attribute): Likewise.
1180 * config/stormy16/stormy16.c
1181 (xstormy16_handle_interrupt_attribute): Likewise.
1182 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
1183 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
1185 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1187 * pretty-print.h (struct pretty_print_info): Add
1188 translate_identifiers.
1189 (pp_translate_identifiers): New.
1190 (pp_identifier): Only conditionally translate identifier to locale
1192 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
1193 (pp_base_tree_identifier): Only conditionally translate identifier
1194 to locale character set.
1195 * c-pretty-print.c (M_): Define.
1196 (pp_c_type_specifier, pp_c_primary_expression): Mark English
1197 fragments for conditional translation with M_.
1198 * tree-pretty-print.c (maybe_init_pretty_print): Disable
1199 identifier translation.
1201 2009-05-10 Richard Guenther <rguenther@suse.de>
1203 PR tree-optimization/40081
1204 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1205 using the main variant of the element type. Do not fiddle with
1206 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1208 2009-05-09 Jan Hubicka <jh@suse.cz>
1211 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
1212 indirect calls; verify cgraph afterwards.
1214 2009-05-09 Jan Hubicka <jh@suse.cz>
1217 * ipa.c (update_inlined_to_pointer): New function.
1218 (cgraph_remove_unreachable_nodes): Use it.
1220 2009-05-09 Jan Hubicka <jh@suse.cz>
1222 * tree-eh.c (struct leh_state): Remove prev_try.
1223 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
1225 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
1226 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
1227 remove_eh_handler_and_replace, foreach_reachable_handler,
1228 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
1229 * except.h (struct eh_region): Remove eh_region_u_cleanup.
1230 (gen_eh_region_cleanup): Update prototype.
1232 2009-05-09 Jan Hubicka <jh@suse.cz>
1235 * except.c (copy_eh_region): Always set prev_try.
1236 (redirect_eh_edge_to_label): Find outer try.
1237 (foreach_reachable_handler): When looking for prev try
1238 handle case where previous try is not going to be taken.
1240 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1242 PR tree-optimization/40049
1243 * tree-vect-stmts.c (vectorizable_operation): If the machine has
1244 only vector/vector shifts, convert the type of the constant to the
1245 appropriate type to avoid building incorrect trees, which
1246 eventually have problems with garbage collection.
1248 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1250 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
1251 -1 for complex floating-point types if honoring signed zeros.
1253 2009-05-08 Jan Hubicka <jh@suse.cz>
1255 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
1256 argument; handle correctly when profile is absent.
1257 (build_cgraph_edges): Update.
1258 (rebuild_cgraph_edges): Update.
1259 * cgraph.c: Do not include varray.h.
1260 (cgraph_set_call_stmt_including_clones): New function.
1261 (cgraph_create_edge_including_clones): Likewise
1262 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
1263 (cgraph_update_edges_for_call_stmt): Handle clones.
1264 (cgraph_remove_node): Handle clone tree.
1265 (cgraph_remove_node_and_inline_clones): New function.
1266 (dump_cgraph_node): Dump clone tree.
1267 (cgraph_clone_node): Handle clone tree.
1268 (clone_function_name): Bring here from tree-inline.c.
1269 (cgraph_create_virtual_clone): New function.
1270 * cgraph.h (ipa_replace_map): Move here from ipa.h.
1271 (cgraph_clone_info): New function.
1272 (strut cgraph_node): Add clone_info and new clone tree pointers.
1273 (cgraph_remove_node_and_inline_clones,
1274 cgraph_set_call_stmt_including_clones,
1275 cgraph_create_edge_including_clones,
1276 cgraph_create_virtual_clone): Declare.
1277 (cgraph_function_versioning): Use VEC argument.
1278 (compute_call_stmt_bb_frequency): Update prototype.
1279 (cgraph_materialize_all_clones): New function.
1280 * ipa-cp.c (ipcp_update_cloned_node): Remove.
1281 (ipcp_create_replace_map): Update to VECtors.
1282 (ipcp_update_callgraph): Use virtual clones.
1283 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
1284 (ipcp_update_profiling): Do not update local profiling.
1285 (ipcp_insert_stage): Use VECtors and virtual clones.
1286 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
1287 (clone_of_p): New function.
1288 (cgraph_preserve_function_body_p): Use clone tree.
1289 (cgraph_optimize): Materialize clones.
1290 (cgraph_function_versioning): Update for VECtors.
1291 (save_inline_function_body): Use clone tree.
1292 (cgraph_materialize_clone): New function.
1293 (cgraph_materialize_all_clones): Likewise.
1294 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
1295 * ipa.c: Include gimple.h.
1296 (cgraph_remove_unreachable_nodes): Use clone tree.
1297 * ipa-prop.c (ipa_note_param_call): Update call to
1298 compute_call_stmt_bb_frequencycall.
1299 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
1300 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
1301 (copy_bb): Handle updating of clone tree; add new edge when new call
1303 (expand_call_inline): Be strict about every call having edge.
1304 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
1305 (delete_unreachable_blocks_update_callgraph): New function.
1306 (tree_function_versioning): Use VECtors; always remove unreachable
1307 blocks and fold conditionals.
1308 * tree-inline.h: Do not include varray.h.
1309 (tree_function_versioning): Remove.
1310 * Makefile.in (GTFILES): Remove tree-inline.c
1311 * passes.c (do_per_function): Do only functions having body.
1312 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
1315 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
1316 Andrew Morrow <acm@google.com>
1319 * c-common.c (c_common_attribute_table): Permit deprecated
1320 attribute to take an optional argument.
1321 (handle_deprecated_attribute): If the optional argument to
1322 __attribute__((deprecated)) is not a string ignore the attribute
1325 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
1326 * c-typeck.c (build_component_ref): Likewise.
1327 (build_external_ref): Likewise.
1329 * toplev.c (warn_deprecated_use): Add an attribute argument.
1330 Emit the message associated with __attribute__((deprecated)).
1332 * toplev.h (warn_deprecated_use): Updated.
1334 * doc/extend.texi: Document new optional parameter to
1335 __attribute__((deprecated))
1337 2009-05-08 Michael Eager <eager@eagercon.com>
1339 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
1340 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
1342 2009-05-08 Richard Guenther <rguenther@suse.de>
1344 PR tree-optimization/40062
1345 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
1346 Avoid exponential behavior.
1348 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1350 PR rtl-optimization/33928
1352 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
1353 process_uses, build_single_def_use_links): New.
1354 (update_df): Update use_def_ref.
1355 (forward_propagate_into): Use get_def_for_use instead of use-def
1357 (fwprop_init): Call build_single_def_use_links and let it initialize
1359 (fwprop_done): Free use_def_ref.
1360 (fwprop_addr): Eliminate duplicate call to df_set_flags.
1361 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
1362 df_rd_simulate_one_insn): New.
1363 (df_rd_bb_local_compute_process_def): Update head comment.
1364 (df_chain_create_bb): Use the new RD simulation functions.
1365 * df.h (df_rd_simulate_artificial_defs_at_top,
1366 df_rd_simulate_one_insn): New.
1367 * opts.c (decode_options): Enable fwprop at -O1.
1368 * doc/invoke.texi (-fforward-propagate): Document this.
1370 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1373 * c-typeck.c (build_binary_op): Handle arithmetic between one real
1374 and one complex operand specially.
1375 * tree-complex.c (some_nonzerop): Do not identify a real value as
1376 zero if flag_signed_zeros.
1378 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1380 PR rtl-optimization/33928
1381 * loop-invariant.c (record_use): Fix && vs. || mishap.
1383 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1385 PR rtl-optimization/33928
1386 * loop-invariant.c (struct use): Add addr_use_p.
1387 (struct def): Add n_addr_uses.
1388 (struct invariant): Add cheap_address.
1389 (create_new_invariant): Set cheap_address.
1390 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
1391 (record_uses): Pass df_ref to record_use.
1392 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
1395 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
1397 * config/sh/sh.c: Do not include c-pragma.h.
1399 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1401 * config/spu/spu.c: Remove include of c-common.h.
1403 2009-05-07 Janis Johnson <janis187@us.ibm.com>
1406 * c-common.h (mark_valid_location_for_stdc_pragma,
1407 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
1408 clear_float_const_decimal64, float_const_decimal64_p): New.
1409 * c.opt (Wunsuffixed-float-constants): New.
1410 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
1411 unsuffixed float constant, handle new warning.
1412 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
1413 * c-decl.c (c_scope): New flag float_const_decimal64.
1414 (set_float_const_decimal64, clear_float_const_decimal64,
1415 float_const_decimal64_p): New.
1416 (push_scope): Set new flag.
1417 * c-parser.c (c_parser_translation_unit): Mark when it's valid
1418 to use STDC pragmas.
1419 (c_parser_external_declaration): Ditto.
1420 (c_parser_compound_statement_nostart): Ditto.
1421 * c-pragma.c (valid_location_for_stdc_pragma,
1422 mark_valid_location_for_stdc_pragma,
1423 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
1424 handle_pragma_float_const_decimal64): New.
1425 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
1426 * cp/semantics.c (valid_location_for_stdc_pragma_p,
1427 set_float_const_decimal64, clear_float_const_decimal64,
1428 float_const_decimal64_p): New dummy functions.
1429 * doc/extend.texi (Decimal Float): Remove statement that the
1430 pragma, and suffix for double constants, are not supported.
1431 * doc/invoke.texi (Warning Options): List new option.
1432 (-Wunsuffixed-float-constants): New.
1434 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
1436 * config/i386/i386.c: Do not include c-common.h.
1438 2009-05-07 Mark Heffernan <meheff@google.com>
1440 * doc/invoke.texi (Debugging Options): Document change of debugging
1442 * opts.c (decode_options): Make dump_base_name relative to
1443 aux_base_name directory.
1445 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
1447 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
1448 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
1450 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
1452 * Makefile.in (install-plugin): Simplify a bit.
1454 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
1456 * Makefile.in (OBJS-common): Add regcprop.o.
1458 * timevar.def (TV_CPROP_REGISTERS): New.
1459 * regrename.c (regrename_optimize): Return 0.
1460 (rest_of_handle_regrename): Delete.
1461 (pass_rename_registers): Point to regrename_optimize.
1462 (struct value_data_entry, struct value_data,
1463 kill_value_one_regno, kill_value_regno, kill_value,
1464 set_value_regno, init_value_data, kill_clobbered_value,
1465 kill_set_value, kill_autoinc_value, copy_value,
1466 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
1467 replace_oldest_value_reg, replace_oldest_value_addr,
1468 replace_oldest_value_mem, copyprop_hardreg_forward_1,
1469 debug_value_data, validate_value_data): Move...
1470 * regcprop.c: ... here.
1471 (rest_of_handle_cprop): Delete.
1472 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
1474 2009-05-07 Jakub Jelinek <jakub@redhat.com>
1477 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
1478 GEN_INT for 1 << bitnum.
1479 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
1482 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
1484 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
1485 Remove wrong description of "nand" operation.
1487 2009-05-06 Richard Guenther <rguenther@suse.de>
1488 Adam Nemet <anemet@caviumnetworks.com>
1490 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
1491 comment. Add that if LHS is not a gimple register, then RHS1 has
1492 to be a single object (GIMPLE_SINGLE_RHS).
1494 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
1496 * expr.c (get_def_for_expr): Move it up in the file.
1497 (store_field): When expanding a bit-field store, look at the
1498 defining gimple stmt for the masking conversion.
1500 2009-05-06 Janis Johnson <janis187@us.ibm.com>
1503 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
1504 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
1505 32-bit memcpy into long.
1507 2009-05-06 Jakub Jelinek <jakub@redhat.com>
1509 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
1510 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
1512 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
1513 instead of appending DW_OP_deref*.
1515 2009-05-06 Michael Matz <matz@suse.de>
1518 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
1519 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
1521 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
1523 * Makefile.in (install-plugin): Fix srcdir handling.
1525 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
1527 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
1528 when processing for not_regs_needed bitmap.
1529 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
1530 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
1531 handling it for rhs.
1533 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1535 * config/i386/i386.md (unnamed inc/dec peephole): Use
1536 optimize_insn_for_size_p instead of optimize_size.
1537 * config/i386/predicates.md (incdec_operand): Likewise.
1538 (aligned_operand): Likewise.
1539 * config/i386/sse.md (divv8sf3): Likewise.
1540 (sqrtv8sf2): Likewise.
1542 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1544 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
1546 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
1548 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1550 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
1551 ssemodesuffixf2c with avxmodesuffixf2c.
1553 2009-05-06 Joseph Myers <joseph@codesourcery.com>
1556 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
1558 2009-05-05 Jakub Jelinek <jakub@redhat.com>
1560 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
1561 (struct tree_base): Adjust spacing for 8 bit boundaries.
1562 (struct tree_decl_common): Add decl_by_reference_flag bit.
1563 (DECL_BY_REFERENCE): Adjust.
1564 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
1565 print DECL_BY_REFERENCE bit.
1566 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
1567 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
1568 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
1569 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
1573 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
1574 range of the type, but default label is missing, add it with one
1575 of the existing labels instead of adding a new label for it.
1577 2009-05-05 Joseph Myers <joseph@codesourcery.com>
1581 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
1583 * Makefile.in (enable_plugin, plugin_includedir): New.
1584 (install): Depend on install-plugin.
1585 (PLUGIN_HEADERS): New.
1586 (install-plugin): New.
1587 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
1589 2009-05-05 Richard Guenther <rguenther@suse.de>
1591 PR tree-optimization/40022
1592 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
1594 (phivn_valid_p): Fix tuplification error, simplify.
1595 (phiprop_insert_phi): Add dumps.
1596 (propagate_with_phi): Simplify.
1598 2009-05-05 Richard Guenther <rguenther@suse.de>
1601 * builtins.c (gimplify_va_arg_expr): Properly build the address.
1603 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
1605 * tree.h (strip_float_extensions): Remove duplicate declaration.
1606 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
1607 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
1608 block_ultimate_origin): Rearrange the declarations line to match the
1609 comment that indicates the .c file which the functions are defined.
1610 (dwarf2out_*, set_decl_rtl): Add comment.
1611 (get_base_address): Adjust comment.
1612 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
1613 declarations line and add comment.
1614 (is_builtin_name): Add blank after function name, for clarity.
1616 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1618 * attribs.c (decl_attributes): Use %qE for identifiers in
1620 * cgraphunit.c (verify_cgraph_node): Translate function names to
1621 locale character set in diagnostics.
1622 * coverage.c (get_coverage_counts): Use %qE for identifiers in
1624 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
1625 Document that functions are named in UTF-8.
1626 * expr.c (expand_expr_real_1): Translate function names to locale
1627 character set in diagnostics.
1628 * gimplify.c (omp_notice_variable, omp_is_private,
1629 gimplify_scan_omp_clauses): Use %qE for identifiers in
1631 * langhooks.c (lhd_print_error_function): Translate function names
1632 to locale character set.
1633 * langhooks.h (decl_printable_name): Document that return value is
1634 in internal character set.
1635 * stmt.c: Include pretty-print.h
1636 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
1638 (resolve_operand_name_1): Translate named operand name to locale
1640 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
1642 * toplev.c (announce_function): Translate function names to locale
1644 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
1645 (default_tree_printer): Use pp_identifier or translate identifiers
1646 to locale character set. Mark "<anonymous>" for translation.
1647 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
1648 for identifiers in diagnostics.
1649 * tree.c (handle_dll_attribute): Use %qE for identifiers in
1651 * varasm.c (output_constructor): Use %qE for identifiers in
1654 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
1656 * configure.ac: use ` ` instead of $()
1657 * configure: Regenerate.
1659 2009-05-05 Ben Elliston <bje@au.ibm.com>
1661 * config/pa/linux-atomic.c: Eliminate conditional include of
1662 errno.h on non-LP64 systems to simplify build requirements.
1664 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1666 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
1668 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
1669 and pass value to identifier_to_locale.
1670 (warn_variable_length_array): Make name a tree.
1671 (grokdeclarator): Separate diagnostic texts for named and unnamed
1672 declarators. Use %qE for named declarators.
1673 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
1675 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
1676 identifiers in diagnostics.
1677 * c-typeck.c (push_member_name, start_init): Pass identifiers to
1678 identifier_to_locale. Mark "anonymous" strings for translation.
1680 2009-05-04 Michael Eager <eager@eagercon.com>
1682 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
1683 address for DImode/DFmode only if double-precision FP regs.
1685 2009-05-04 Michael Eager <eager@eagercon.com>
1687 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
1688 TARGET_SINGLE_FLOAT check.
1690 2009-05-04 Michael Eager <eager@eagercon.com>
1692 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
1694 2009-05-04 Michael Eager <eager@eagercon.com>
1696 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
1697 * config/rs6000/t-xilinx: New
1699 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
1701 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
1702 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
1703 * gcc/explow.c (memory_address): Use target hook.
1704 * gcc/targhooks.c (default_legitimize_address): New.
1705 * gcc/targhooks.h (default_legitimize_address): New.
1706 * gcc/target.h (legitimize_address): New.
1707 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
1708 (TARGET_INITIALIZER): Include it.
1709 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
1711 * config/bfin/bfin-protos.h (legitimize_address): Remove.
1712 * config/bfin/bfin.c (legitimize_address): Remove.
1713 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
1714 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
1716 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
1717 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
1719 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
1720 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
1721 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
1722 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
1723 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
1724 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
1725 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
1726 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
1727 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
1728 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
1729 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
1730 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
1731 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
1732 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
1733 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
1734 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
1735 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
1736 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
1737 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
1738 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
1739 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
1740 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
1741 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
1743 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
1744 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
1745 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
1746 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
1747 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
1748 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
1749 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
1750 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
1751 (thumb_legitimize_address): Delete.
1752 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
1753 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
1754 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
1755 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
1756 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
1757 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
1759 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
1762 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
1763 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
1764 * config/m32r/m32r.c (m32r_legitimize_address): New.
1765 * config/m68k/m68k.c (m68k_legitimize_address): New.
1766 * config/score/score.c (score_legitimize_address): Standardize.
1767 * config/score/score3.c (score3_legitimize_address): Standardize.
1768 * config/score/score3.h (score3_legitimize_address): Adjust.
1769 * config/score/score7.c (score7_legitimize_address): Standardize.
1770 * config/score/score7.h (score7_legitimize_address): Adjust.
1771 * config/sh/sh.c (sh_legitimize_address): New.
1772 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
1774 * gcc/config/s390/s390.c (legitimize_address): Rename to...
1775 (s390_legitimize_address): ... this.
1776 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
1777 (sparc_legitimize_address): ... this.
1778 * gcc/config/i386/i386.c (legitimize_address): Rename to...
1779 (ix86_legitimize_address): ... this.
1780 * gcc/config/avr/avr.c (legitimize_address): Rename to...
1781 (avr_legitimize_address): ... this.
1782 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
1783 (mn10300_legitimize_address): ... this.
1784 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
1785 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
1786 (alpha_expand_mov): Adjust call.
1788 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
1789 * config/spu/spu.c (spu_legitimize_address): Likewise.
1790 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
1791 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
1793 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1795 * intl.c (locale_encoding, locale_utf8): New.
1796 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
1797 * intl.h (locale_encoding, locale_utf8): Declare.
1798 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
1799 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
1801 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
1803 (pp_tree_identifier): Define to call pp_base_tree_identifier.
1804 (pp_base_tree_identifier): Declare as function.
1805 (identifier_to_locale): Declare.
1806 * Makefile.in (pretty-print.o): Update dependencies.
1807 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
1809 2009-05-04 Richard Guenther <rguenther@suse.de>
1812 * builtins.c (fold_builtin_memory_op): Do not decay to element
1813 type if the size matches the whole array.
1815 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
1817 * expmed.c (synth_mult): When trying out a shift, pass the result
1820 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
1822 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
1823 (shiftsub1_cost): New.
1824 (init_expmed): Compute shiftsub1_cost.
1825 (synth_mult): Optimize multiplications by constants of the form
1826 -(2^^m-1) for some constant positive integer m.
1828 2009-05-03 Richard Guenther <rguenther@suse.de>
1831 * c-typeck.c (array_to_pointer_conversion): Do not built
1832 ADDR_EXPRs of arrays of pointer-to-element type.
1833 * c-gimplify.c (c_gimplify_expr): Revert change fixing
1834 up wrong ADDR_EXPRs after-the-fact.
1835 * c-common.c (strict_aliasing_warning): Strip pointer
1836 conversions for obtaining the original type.
1837 * builtins.c (fold_builtin_memset): Handle array types.
1838 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
1841 2009-05-03 Richard Guenther <rguenther@suse.de>
1844 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
1845 Do not lose casts from array types with unknown extent to array
1846 types with known extent.
1847 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
1848 alias set compatibility.
1850 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
1852 * flags.h (extra_warnings): Delete.
1853 * toplev.c (process_options): Handle Wuninitialized here.
1854 * opts.c (extra_warnings): Delete.
1855 (set_Wextra): Delete.
1856 (common_handle_option): -Wextra can be handled automatically.
1857 * c-opts.c (c_common_handle_option): Delete obsolete code.
1858 (c_common_post_options): Simplify comment.
1859 * common.opt (W): Add Var.
1861 (Wuninitialized): Initialize to -1.
1863 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
1864 Richard Guenther <rguenther@suse.de>
1866 * expr.c (get_def_for_expr): New function.
1867 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
1868 SSA rather than trees.
1869 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
1870 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
1872 2009-05-03 Joseph Myers <joseph@codesourcery.com>
1874 * c-common.c (reswords): Add _Imaginary.
1875 * c-common.c (enum rid): Add RID_IMAGINARY.
1877 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
1879 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
1880 Patch by Richard Guenther.
1882 2009-05-03 Anatoly Sokolov <aesok@post.ru>
1884 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
1885 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1886 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
1887 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
1888 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
1889 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
1890 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
1891 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
1892 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
1893 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
1894 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
1895 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
1896 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
1897 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
1898 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
1899 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
1900 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
1901 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
1903 2009-05-02 Richard Guenther <rguenther@suse.de>
1905 PR tree-optimization/39940
1906 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
1909 2009-05-02 Richard Guenther <rguenther@suse.de>
1912 * tree-ssa.c (execute_update_addresses_taken): Properly check
1913 if we can mark a variable DECL_GIMPLE_REG_P.
1914 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
1915 back to the end of the function.
1916 (is_gimple_reg_type): Remove complex type special casing.
1917 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
1920 2009-05-02 Ben Elliston <bje@au.ibm.com>
1922 * doc/collect2.texi (Collect2): Document search path behaviour
1923 when configured with --with-ld.
1925 2009-05-02 Jan Hubicka <jh@suse.cz>
1927 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
1928 parameter; update callers.
1929 (coalesce_cost_edge): EH edges are costier because they needs
1930 splitting even if not critical and even more costier when there are
1931 multiple EH predecestors.
1933 2009-05-02 Jan Hubicka <jh@suse.cz>
1935 * except.c (remove_eh_handler_and_replace): Handle updating after
1936 removing TRY blocks.
1938 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
1940 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
1942 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
1944 * varasm.c: Do not include c-pragma.h.
1945 * attribs.c: Do not incude c-common.h.
1947 2009-05-01 Michael Matz <matz@suse.de>
1949 * calls.c (initialize_argument_information): Handle SSA names like
1950 decls with a non MEM_P DECL_RTL.
1952 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
1954 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
1955 * ipa-utils.c: Likewise.
1956 * ipa-type-escape.c: Likewise.
1957 * cgraphunit.c Do not include c-common.h.
1958 * ipa-pure-const.c: Likewise.
1959 * tree-if-conv.c: Likewise.
1960 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
1961 * ipa-struct-reorg.c: Likewise.
1962 * tree-nomudflap.c: Likewise.
1963 * tree-ssa-structalias.c: Likewise.
1965 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
1967 * store-motion.c: Many cleanups to make this pass a first-class
1968 citizen instead of an appendix to gcse load motion. Add TODO list
1969 to make this pass faster/cleaner/better.
1971 (struct ls_expr): Post gcse.c-split cleanups.
1972 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
1973 "stores" field to "avail_stores".
1974 (pre_ldst_mems): Rename to store_motion_mems.
1975 (pre_ldst_table): Rename to store_motion_mems_table.
1976 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
1977 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
1978 (ldst_entry): Rename to st_expr_entry, update users.
1979 (free_ldst_entry): Rename to free_st_expr_entry, update users.
1980 (free_ldst_mems): Rename to free_store_motion_mems, update users.
1981 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
1983 (first_ls_expr): Rename to first_st_expr, update users.
1984 (next_ls_expr): Rename to next_st_expr, update users.
1985 (print_ldst_list): Rename to print_store_motion_mems. Print names of
1986 fields properly for store motion instead of names inherited from load
1988 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
1989 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
1992 (ae_kill): Rename to st_kill, update users.
1993 (ae_gen): Rename to st_avloc, update users.
1994 (transp): Rename to st_transp, update users.
1995 (pre_insert_map): Rename to st_insert_map, update users.
1996 (pre_delete_map): Rename to st_delete_map, update users.
1997 (insert_store, build_store_vectors, free_store_memory,
1998 one_store_motion_pass): Update for abovementioned changes.
2000 (gcse_subst_count, gcse_create_count): Remove.
2001 (one_store_motion_pass): New statistics counters "n_stores_deleted"
2002 and "n_stores_created", local variables.
2004 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
2007 (regvec, compute_store_table_current_insn): Remove.
2008 (reg_set_info, reg_clear_last_set): Remove.
2009 (compute_store_table): Use DF caches instead of local dataflow
2012 2009-05-01 Joseph Myers <joseph@codesourcery.com>
2014 * c-objc-common.c (c_tree_printer): Print identifiers with
2015 pp_identifier, not pp_string. Mark "({anonymous})" for
2017 * c-pretty-print.c (pp_c_ws_string): New.
2018 (pp_c_cv_qualifier, pp_c_type_specifier,
2019 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
2020 pp_c_storage_class_specifier, pp_c_function_specifier,
2021 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
2022 pp_c_primary_expression, pp_c_postfix_expression,
2023 pp_c_unary_expression, pp_c_shift_expression,
2024 pp_c_relational_expression, pp_c_equality_expression,
2025 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
2026 use pp_string and pp_c_ws_string in place of pp_identifier and
2027 pp_c_identifier for non-identifiers. Mark English strings for
2029 * c-pretty-print.h (pp_c_ws_string): Declare.
2031 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
2032 Roland McGrath <roland@redhat.com>
2034 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
2035 (ENABLE_LD_BUILDID): New configuration option.
2036 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
2037 (LINK_BUILDID_SPEC): New macro.
2038 (init_spec): If defined, prepend it between LINK_EH_SPEC and
2040 * doc/install.texi: Document --enable-linker-build-id option.
2041 * configure: Rebuild.
2042 * config.in: Rebuild.
2044 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
2046 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
2047 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
2048 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
2049 MIPS_GP_SAVE_AREA_SIZE.
2050 * config/mips/mips.c (struct mips_frame_info): Update comment
2051 before arg_pointer_offset and hard_frame_pointer_offset.
2052 (mips_compute_frame_info): Update diagram before function: to
2053 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
2054 indicate the position of frame_pointer_rtx with -fstack-protector and
2055 to show args_size. Don't allocate cprestore area for leaf functions
2056 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
2058 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
2060 2009-04-30 Michael Matz <matz@suse.de>
2062 PR tree-optimization/39955
2063 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
2065 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
2067 * ira.c (setup_cover_and_important_classes): Use safe macro
2068 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
2070 * genpreds.c (write_tm_preds_h): Output suitable definition of
2071 REG_CLASS_FOR_CONSTRAINT.
2073 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
2075 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
2077 * bitmap.c (bitmap_descriptor): Likewise.
2078 * ggc-common.c (loc_descriptor): Likewise.
2079 * varray.c (varray_descriptor): Likewise.
2080 * vec.c (vec_descriptor): Likewise.
2082 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
2084 * Makefile.in (dce.o): Add $(EXCEPT_H).
2085 * dce.c: Include except.h and delete redundant vector definitions.
2086 (deletable_insn_p): Return false for non-call insns that can throw
2089 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
2091 * gcse.c (ae_gen): Remove.
2092 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
2093 and make non-static function to make it available in store-motion.c.
2094 Update call sites with search-and-replace.
2095 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
2096 extract_mentioned_regs, extract_mentioned_regs_helper,
2097 find_moveable_store, compute_store_table, load_kills_store, find_loads,
2098 store_killed_in_insn, store_killed_after, store_killed_before,
2099 build_store_vectors, insert_insn_start_basic_block, insert-store,
2100 remove_reachable_equiv_notes, replace_store_insn, delete_store,
2101 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
2102 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
2103 * store-motion.c: ...new file. Also copy data structures from gcse.c
2104 and clean up to remove parts not used by store motion.
2105 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
2106 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
2108 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2111 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
2112 when optimizing for size.
2114 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
2116 * gcse.c (gcse_constant_p): Fix typo in last change.
2118 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
2120 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
2122 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
2124 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
2126 2009-04-29 James E. Wilson <wilson@codesourcery.com>
2128 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
2129 CONST_HIGH_PART result.
2131 2009-04-29 Anatoly Sokolov <aesok@post.ru>
2133 * config/avr/avr.c (initial_elimination_offset): Rename to
2134 avr_initial_elimination_offset.
2135 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
2136 change return type to bool.
2137 (avr_can_eliminate): New function.
2138 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
2139 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
2140 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
2141 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
2142 avr_initial_elimination_offset.
2143 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
2144 (avr_initial_elimination_offset): Define.
2146 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
2147 Steven Bosscher <steven@gcc.gnu.org>
2149 PR rtl-optimization/39938
2150 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
2151 * cfgrtl.c: Include insn-attr.h.
2152 (rest_of_pass_free_cfg): New function.
2153 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
2154 * resource.c (init_resource_info): Remove call to df_analyze.
2156 2009-04-29 Richard Guenther <rguenther@suse.de>
2159 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
2160 allow conversion to signed integers.
2162 2009-04-29 Richard Guenther <rguenther@suse.de>
2164 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
2165 shifts of floating point vectors if the shift amount is
2166 a constant multiple of the element size.
2168 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
2169 Michael Matz <matz@suse.de>
2173 * tree-outof-ssa.c (emit_partition_copy): New function.
2174 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2175 insert_part_to_rtx_on_edge): Perform the partition base var
2176 copy using emit_partition_copy.
2177 (insert_value_copy_on_edge): Convert constants to the right mode.
2178 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
2179 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
2181 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2183 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
2184 scan backwards to try to find a constant to initialize it.
2186 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
2187 insn before the loop_end instruction, don't look past labels.
2189 2009-04-29 Richard Guenther <rguenther@suse.de>
2192 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2193 loose type conversions.
2194 (forward_propagate_addr_expr): Fix tuplification bug. Remove
2195 stmts only if there are no uses of its definition.
2197 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2199 * config/bfin/bfin.h (splitting_loops): Declare.
2200 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
2201 Reorder bit definitions to be ascending.
2202 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
2203 * config/bfin/bfin.c (splitting_loops): New variable.
2204 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
2205 (struct loop_info): Remove members INIT and LOOP_INIT.
2206 (bfin_optimize_loop): Don't set them. Reorder the code that generates
2207 the LSETUP sequence. Allow LC to be loaded from any register, but
2208 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
2209 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
2211 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
2212 of reload_completed.
2215 * config/bfin/bfin.md (movsi_insn): Refine constraints.
2217 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
2219 * Makefile.in (PLUGIN_VERSION_H): New.
2220 (OBJS-common): Remove plugin-version.o.
2221 (plugin.o): Depend on (PLUGIN_VERSION_H).
2222 (plugin-version.o): Remove.
2223 * configure: Regenerate
2224 * configure.ac: Create plugin-version.h.
2225 * gcc-plugin.h (plugin_gcc_version): Remove.
2226 (plugin_default_version_check): Change signature.
2227 * plugin-version.c: Remove.
2228 * plugin.c: Include plugin-version.h.
2229 (str_plugin_gcc_version_name): Remove.
2230 (try_init_one_plugin): Pass gcc version to plugin_init.
2231 (plugin_default_version_check): Both gcc and plugin versions are now
2234 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2236 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
2237 problematic last insns. Test for TYPE_CALL rather than CALL_P.
2238 Remove special case testing for last insn of inner loops. Don't fail
2239 if the loop ends with a jump, emit an extra nop instead.
2241 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
2242 DREGS rather than comparing directly. Remove code that tries to
2243 account for latencies.
2245 2009-04-29 Richard Guenther <rguenther@suse.de>
2247 PR tree-optimization/39941
2248 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
2249 eliminating an indirect call.
2251 2009-04-29 Richard Guenther <rguenther@suse.de>
2253 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
2254 parameter. Allow invariants as base if !require_lvalue.
2255 (verify_gimple_assign_single): Adjust.
2257 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2259 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
2260 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
2261 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
2262 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
2263 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
2265 * config/bfin/bfin.c (bfin_expand_builtin,
2266 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
2268 2009-04-28 Richard Guenther <rguenther@suse.de>
2270 * tree-vect-loop.c (get_initial_def_for_induction): Use
2271 correct types for pointer increment.
2273 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2275 * toplev.c (print_version): Update GMP version string calculation.
2277 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
2279 PR rtl-optimization/39938
2280 * resource.c (init_resource_info): Add call to df_analyze.
2282 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2284 * config/alpha/alpha.md (usegp): Cast the result of
2285 alpha_find_lo_sum_using_gp to enum attr_usegp.
2286 * config/alpha/alpha.c (override_options): Remove end-of-structure
2287 marker element from cpu_table. Use array size of cpu_table to handle
2288 -mcpu and -mtune options.
2289 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
2291 2009-04-28 Joseph Myers <joseph@codesourcery.com>
2293 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
2294 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
2295 tune_32 and tune_64.
2296 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2298 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
2299 * config/rs6000/option-defaults.h: ... here. New file.
2300 (OPT_64, OPT_32): Define.
2301 (MASK_64BIT): Define to 0 if not already defined.
2302 (OPT_ARCH64, OPT_ARCH32): Define.
2303 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
2306 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2308 * config/arm/arm.c (arm_override_options): Emit error on using
2311 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2313 PR rtl-optimization/39914
2314 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
2315 registers for allocnos created from user-defined variables only
2316 when not optimizing.
2318 2009-04-28 Richard Guenther <rguenther@suse.de>
2321 * fold-const.c (fold_binary): Use distribute_real_division only
2324 2009-04-28 Steve Ellcey <sje@cup.hp.com>
2326 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
2327 add hpux-stdint.h to tm_file.
2328 (hppa[12]*-*-hpux11*): Ditto.
2329 (ia64*-*-hpux*): Ditto.
2330 * config/hpux-stdint.h: New.
2331 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
2332 __STDC_EXT__ for all compiles.
2333 * config/pa/pa-hpux.h: Ditto.
2334 * config/pa/pa-hpux10.h: Ditto.
2335 * config/pa/pa-hpux11.h: Ditto.
2337 2009-04-28 Catherine Moore <clm@codesourcery.com>
2339 * debug.h (set_name): Add comment.
2341 2009-04-28 Andrew Pinski <pinskia@gmail.com>
2344 * config/darwin.c (machopic_gen_offset): Check
2345 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
2346 * config/arm/arm.c (require_pic_register): Likewise.
2348 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
2350 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
2351 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
2352 m32c_promote_prototypes): Delete.
2354 2009-04-28 Michael Matz <matz@suse.de>
2357 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
2360 2009-04-28 Richard Guenther <rguenther@suse.de>
2362 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
2364 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2366 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
2367 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
2368 * config/arm/arm-tune.md: Regenerate.
2370 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
2372 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
2373 block if there are complex incoming edges.
2374 (sel_merge_blocks): Remove useless assert.
2375 (sel_redirect_edge_and_branch): Check that edge was redirected.
2376 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
2377 (sel_find_rgns): Delete declaration.
2378 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
2379 the region when it is not a preheader.
2381 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2384 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
2386 2009-04-28 Richard Guenther <rguenther@suse.de>
2388 * tree.h (SSA_NAME_VALUE): Remove.
2389 (struct tree_ssa_name): Remove value_handle member.
2390 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
2391 array for jump threading.
2392 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
2394 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
2395 * tree-flow.h (threadedge_initialize_values): Declare.
2396 (threadedge_finalize_values): Likewise.
2397 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
2398 (SSA_NAME_VALUE): Define.
2399 (threadedge_initialize_values): New function.
2400 (threadedge_finalize_values): Likewise.
2401 * tree-ssa-dom.c (ssa_name_values): New global variable.
2402 (SSA_NAME_VALUE): Define.
2403 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
2405 2009-04-28 Ira Rosen <irar@il.ibm.com>
2407 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
2408 Use REPORT_VECTORIZED_LOCATIONS instead
2409 REPORT_VECTORIZED_LOOPS.
2410 * tree-vectorizer.c (vect_verbosity_level): Make static.
2411 (vect_loop_location): Rename to vect_location.
2412 (vect_set_verbosity_level): Update comment.
2413 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
2415 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
2416 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
2417 instead REPORT_UNVECTORIZED_LOOPS.
2418 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
2419 and vect_loop_def to vect_external_def and vect_internal_def.
2420 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
2421 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
2422 REPORT_UNVECTORIZED_LOCATIONS.
2423 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
2424 and vect_used_in_loop and to vect_unused_in_scope and
2426 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
2427 (vect_verbosity_level): Remove declaration.
2428 (vect_analyze_operations): Likewise.
2429 (vect_analyze_stmt): Declare.
2430 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
2431 REPORT_UNVECTORIZED_LOCATIONS.
2432 (vect_get_loop_niters): Fix indentation.
2433 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
2434 (vect_analyze_loop_operations): New function.
2435 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
2436 vect_analyze_operations.
2437 (vect_is_simple_reduction): Use new names.
2438 (vectorizable_live_operation, vect_transform_loop): Likewise.
2439 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
2440 to specify whether the data references can be a part of interleaving
2442 (vect_analyze_data_ref_dependence): Use new names.
2443 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
2444 (vect_create_addr_base_for_vector_ref): Remove redundant code.
2445 * tree-vect-patterns.c (widened_name_p): Use new names.
2446 (vect_recog_dot_prod_pattern): Likewise.
2447 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
2448 (process_use, vect_mark_stmts_to_be_vectorized,
2449 vect_model_simple_cost, vect_model_store_cost,
2450 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
2451 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2452 vectorizable_operation, vectorizable_type_demotion,
2453 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
2454 vectorizable_condition): Likewise.
2455 (vect_analyze_operations): Split into vect_analyze_loop_operations
2457 (vect_analyze_stmt): ... new function.
2458 (new_stmt_vec_info): Use new names.
2459 (vect_is_simple_use): Use new names and fix comment.
2460 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
2461 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
2463 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2466 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
2467 and integer modes for x87 operands. Do not ICE for unsupported size,
2468 generate error instead. Generate error for unsupported operand types.
2469 ['z']: Do not handle HImode memory operands specially. Warning
2470 for floating-point operands. Fallthru to 'Z' for unsupported operand
2471 types. Do not ICE for unsupported size, generate error instead.
2472 (output_387_binary_op): Use %Z to output operands.
2473 (output_fp_compare): Ditto.
2474 (output_387_reg_move): Ditto.
2476 2009-04-28 Ben Elliston <bje@au.ibm.com>
2481 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2483 * builtins.c (c_strlen): Do not warn here.
2484 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
2485 * c-common.c (pointer_int_sum): Take an explicit location.
2486 Warn about offsets out of bounds.
2487 * c-common.h (pointer_int_sum): Adjust declaration.
2489 2009-04-27 Ian Lance Taylor <iant@google.com>
2491 * collect2.c (is_ctor_dtor): Change type of ret field in struct
2493 * dce.c (run_fast_df_dce): Change type of old_flags to int.
2494 * df-core.c (df_set_flags): Change return type to int. Change
2495 type of old_flags to int.
2496 (df_clear_flags): Likewise.
2497 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
2498 (df_get_conditional_uses): Likewise.
2499 * df.h (df_set_flags, df_clear_flags): Update declarations.
2500 * dwarf2out.c (struct indirect_string_node): Change type of form
2501 field to enum dwarf_form.
2502 (AT_string_form): Change return type to enum dwarf_form.
2503 * fixed-value.c (fixed_compare): Add cast to enum type.
2504 * fwprop.c (update_df): Change 0 to VOIDmode.
2505 * gensupport.c: Change 0 to UNKNOWN.
2506 * gimple.h (gimple_cond_code): Add cast to enum type.
2507 * haifa-sched.c (reemit_notes): Add cast to enum type.
2508 * hooks.c (hook_int_void_no_regs): Remove function.
2509 * hooks.h (hook_int_void_no_regs): Remove declaration.
2510 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
2511 * predict.c (combine_predictions_for_insn): Add casts to enum type.
2512 * real.c (real_arithmetic): Add cast to enum type.
2513 (real_compare): Likewise.
2514 * target.h (struct gcc_target): Change return type of
2515 branch_target_register_class to enum reg_class.
2516 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
2517 default_branch_target_register_class.
2518 * targhooks.c (default_branch_target_register_class): New function.
2519 * targhooks.h (default_branch_target_register_class): Declare.
2520 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
2521 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
2523 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
2525 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
2526 vect_uninitialized_def. Change 0 to ERROR_MARK.
2527 * tree-vect-stmts.c (supportable_widening_operation): Don't
2528 initialize icode1 and icode2.
2529 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
2530 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
2532 (cmn_err_flag_specs): Change 0 to STD_C89.
2533 (cmn_err_char_table): Likewise.
2534 * config/arm/arm.c (get_arm_condition_code): Change type of code
2535 to enum arm_cond_code.
2536 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
2537 (IWMMXT_BUILTIN2): Likewise.
2538 (neon_builtin_type_bits): Don't define typedef.
2539 (neon_builtin_datum): Change type of bits field to int.
2540 (arm_expand_neon_args): Add cast to enum type.
2541 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
2543 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
2545 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
2547 * config/mips/mips.md (jal_macro): Return enum constant.
2548 (single_insn): Likewise.
2549 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
2551 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2553 * config/s390/s390.c (s390_tune_flags): Change type to int.
2554 (s390_arch_flags): Likewise.
2555 (s390_handle_arch_option): Change flags field of struct pta to int.
2556 * config/s390/s390.h (s390_tune_flags): Update declaration.
2557 (s390_arch_flags): Likewise.
2558 * config/sh/sh.c (prepare_move_operands): Compare
2559 tls_symbolic_operand result with enum constant.
2560 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
2561 (sh_expand_prologue): Add cast to enum type.
2562 (sh_expand_epilogue): Likewise.
2563 (tls_symbolic_operand): Change return type to enum tls_model.
2564 (fpscr_set_from_mem): Add cast to enum type.
2565 (legitimize_pic_address): Compare tls_symbolic_operand result with
2567 (sh_target_reg_class): Change return type to enum reg_class.
2568 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
2570 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
2571 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
2572 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
2573 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
2574 (delayed_branch, tls_call_delay): Likewise.
2575 (eligible_for_sibcall_delay): Likewise.
2576 (eligible_for_return_delay): Likewise.
2577 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
2578 (spu_expand_builtin_1): Likewise.
2580 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
2581 for all types of conversions.
2582 (output_init_element): Issue -Wc++-compat warning if needed when
2583 initializing a bitfield with enum type.
2584 * c-parser.c (c_parser_expression): Set original_type to
2585 original_type of right hand operand of comman operator.
2587 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2589 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
2591 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
2592 * doc/cpp.texi (Standard Predefined Macros)
2593 (Implementation-defined behavior): Likewise.
2594 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
2595 * doc/gimple.texi (GIMPLE Exception Handling)
2596 (@code{GIMPLE_ASSIGN}): Likewise.
2597 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
2598 * doc/invoke.texi (Warning Options, Optimize Options)
2599 (AVR Options, Darwin Options): Likewise.
2600 (Optimize Options): Reformulate -fwhole-program description.
2601 * doc/loop.texi (Lambda): Likewise.
2602 * doc/md.texi (Output Template, Define Constraints)
2603 (Standard Names, Insn Splitting): Likewise.
2604 * doc/options.texi (Option properties): Likewise.
2605 * doc/passes.texi (Tree-SSA passes): Likewise.
2606 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
2607 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
2608 (File Names and DBX): Likewise.
2609 * doc/trouble.texi (Incompatibilities): Likewise.
2611 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2613 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
2614 instruction is correct.
2616 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2618 Allow non-constant arguments to conversion intrinsics.
2619 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
2620 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
2621 * spu.c (print_operand): Handle 'v' and 'w'.
2622 (exp2_immediate_p, spu_gen_exp2): Define.
2623 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
2624 spu_convtf_1): Update parameter descriptions.
2625 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
2626 * constraints.md ('v', 'w'): New.
2627 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
2629 (i2f, I2F): New define_mode_attr.
2630 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
2631 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
2632 fixuns_truncv4sfv4si2): Update to use mode attribute.
2633 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
2634 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
2635 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
2636 patterns for combine.
2638 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
2640 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
2641 (cprop, hoist, pre, store_motion): New debug counters.
2642 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
2643 is not an RTL pass anymore.
2644 (pass_profiling): Remove extern decl for pass removed in 2005.
2645 (pass_gcse, pass_jump_bypass): Remove.
2646 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
2647 to 0 for clean state.
2648 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
2649 * cse.c (gate_handle_cse_after_global_opts,
2650 rest_of_handle_cse_after_global_opts): New functions.
2651 (pass_cse_after_global_opts): New pass, does local CSE.
2652 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
2653 (TV_CPROP): New timevar.
2654 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
2655 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
2656 (gcse_main, recompute_all_luids): Remove.
2657 (compute_hash_table_work): Call max_reg_num instead of reading
2659 (cprop_jump): Don't set run_jump_opt_after_gcse.
2660 (constprop_register): Always allow to alter jumps.
2661 (cprop_insn): Likewise.
2662 (do_local_cprop): Likewise.
2663 (local_cprop_pass): Likewise. Return non-zero if something changed.
2664 (cprop): Remove function, fold interesting bits into one_cprop_pass.
2665 (find_implicit_sets): Add note about missed optimization opportunity.
2666 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
2667 pass_rtl_cprop execute function.
2668 Don't bother tracking the pass number, each pass gets its own dumpfile
2670 Always allow to alter jumpsand bypass jumps.
2671 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
2672 will just find no suitable set.
2673 (pre_edge_insert): Fix dumping, this function is for PRE only.
2674 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
2675 pass_rtl_pre execute function.
2676 (hoist_code): Return non-zero if something changed. Keep track of
2677 substitutions and insertions for statistics gathering similar to PRE.
2678 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
2679 called from the pass_rtl_hoist execute function. Show pass statistics.
2680 (compute_store_table): Use max_reg_num directly instead of using the
2681 formerly global max_gcse_regno.
2682 (build_store_vectors): Likewise.
2683 (replace_store_insn): Fix dumping.
2684 (store_motion): Rename to ...
2685 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
2686 pass, called from the pass_rtl_store_motion execute function. Keep
2687 track of substitutions and insertions for statistics gathering similar
2689 (bypass_jumps): Remove, fold interesting bits into ...
2690 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
2691 from the pass_rtl_cprop execute function.
2692 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
2693 pass_jump_bypass): Remove.
2694 (gate_handle_gcse, rest_of_handle_gcse): Remove.
2695 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
2696 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
2697 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
2698 (gate_rtl_store_motion, execute_rtl_store_motion,
2699 pass_rtl_store_motion): New.
2700 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
2701 make it clear that -fcse-skip-blocks is a no-op for backward compat.
2702 * passes.c (init_optimization_passes): Remove pass_gcse and
2703 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
2704 and cse_after_global_opts in place of pass_gcse. Schedule cprop
2705 instead of pass_jump_bypass.
2707 2009-04-27 Richard Guenther <rguenther@suse.de>
2710 * gimplify.c (gimplify_expr): If we are required to create
2711 a temporary make sure it ends up as register.
2713 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
2716 * config/i386/i386.c (construct_container): Don't call
2717 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
2718 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
2720 2009-04-27 Michael Matz <matz@suse.de>
2722 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
2723 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
2724 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
2725 (dump_replaceable_exprs): Take a bitmap.
2726 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
2728 (expand_gimple_basic_block): Likewise.
2729 * tree-ssa-ter.c (struct temp_expr_table_d): Make
2730 replaceable_expressions member a bitmap.
2731 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
2732 (mark_replaceable): Likewise.
2733 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
2734 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
2736 2009-04-27 Richard Guenther <rguenther@suse.de>
2738 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
2739 (verify_stmts): Dispatch to gimple/type verification code.
2740 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
2741 issue with call argument types.
2743 2009-04-27 Michael Matz <matz@suse.de>
2745 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
2746 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
2749 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
2750 Eric Botcazou <ebotcazou@adacore.com>
2752 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
2753 a label's basic block.
2754 (mark_target_live_regs): Tidy and rework obsolete comments.
2755 Change back DF problem to LIVE. If a label starts a basic block,
2756 assume that all registers that used to be live then still are.
2757 (init_resource_info): If a label starts a basic block, set its
2758 BLOCK_FOR_INSN accordingly.
2759 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
2761 2009-04-27 Richard Guenther <rguenther@suse.de>
2763 * tree-flow-inline.h (function_ann): Remove.
2764 (get_function_ann): Likewise.
2765 * tree-dfa.c (create_function_ann): Remove.
2766 * tree-flow.h (struct static_var_ann_d): Remove.
2767 (struct function_ann_d): Likewise.
2768 (union tree_ann_d): Remove fdecl member.
2769 (function_ann_t): Remove.
2770 (function_ann, get_function_ann, create_function_ann): Remove
2773 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
2775 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
2777 2009-04-27 Jan Hubicka <jh@suse.cz>
2779 * ipa-pure-const.c (struct funct_state_d): New fields
2780 state_previously_known, looping_previously_known; remove
2781 state_set_in_source.
2782 (analyze_function): Use new fields.
2783 (propagate): Avoid assumption that state_set_in_source imply
2786 * tree-ssa-loop-niter.c (finite_loop_p): New function.
2787 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
2788 * cfgloop.h (finite_loop_p): Declare.
2790 2009-04-26 Michael Matz <matz@suse.de>
2792 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
2794 2009-04-26 Michael Matz <matz@suse.de>
2796 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
2797 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
2798 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
2799 pass_mark_used_blocks): Remove.
2800 * tree-optimize.c (pass_free_datastructures,
2801 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
2802 * passes.c (init_optimization_passes): Don't call
2803 pass_mark_used_blocks, remove dead code.
2805 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
2807 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
2808 * tree-ssa-live.h (register_ssa_partition): Likewise.
2810 2009-04-26 Michael Matz <matz@suse.de>
2813 * builtins.c (fold_builtin_next_arg): Handle SSA names.
2814 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
2815 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
2817 (compare_pairs): Swap cost comparison.
2818 (coalesce_ssa_name): Don't use change_partition_var.
2819 * tree-nrv.c (struct nrv_data): Add modified member.
2820 (finalize_nrv_r): Set it.
2821 (tree_nrv): Use it to update statements.
2822 (pass_nrv): Require PROP_ssa.
2823 * tree-mudflap.c (mf_decl_cache_locals,
2824 mf_build_check_statement_for): Use make_rename_temp.
2825 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
2826 * alias.c (find_base_decl): Handle SSA names.
2827 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
2828 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
2829 * rtl.h (set_reg_attrs_for_parm): Declare.
2830 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
2831 to "optimized", remove unused locals at finish.
2832 (execute_free_datastructures): Make global, call
2833 delete_tree_cfg_annotations.
2834 (execute_free_cfg_annotations): Don't call
2835 delete_tree_cfg_annotations.
2837 * ssaexpand.h: New file.
2838 * expr.c (toplevel): Include ssaexpand.h.
2839 (expand_assignment): Handle SSA names the same as register variables.
2840 (expand_expr_real_1): Expand SSA names.
2841 * cfgexpand.c (toplevel): Include ssaexpand.h.
2842 (SA): New global variable.
2843 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
2844 (SSAVAR): New macro.
2845 (set_rtl): New helper function.
2846 (add_stack_var): Deal with SSA names, use set_rtl.
2847 (expand_one_stack_var_at): Likewise.
2848 (expand_one_stack_var): Deal with SSA names.
2849 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
2850 before unique numbers.
2851 (expand_stack_vars): Use set_rtl.
2852 (expand_one_var): Accept SSA names, add asserts for them, feed them
2853 to above subroutines.
2854 (expand_used_vars): Expand all partitions (without default defs),
2855 then only the local decls (ignoring those expanded already).
2856 (expand_gimple_cond): Remove edges when jumpif() expands an
2858 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
2859 or remove abnormal edges. Ignore insns setting the LHS of a TERed
2861 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
2862 members of SA; deal with PARM_DECL partitions here; expand
2863 all PHI nodes, free tree datastructures and SA. Commit instructions
2864 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
2865 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
2866 info and statements at start, collect garbage at finish.
2867 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
2868 (VAR_ANN_PARTITION) Remove.
2869 (change_partition_var): Don't declare.
2870 (partition_to_var): Always return SSA names.
2871 (var_to_partition): Only accept SSA names.
2872 (register_ssa_partition): Only check argument.
2873 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
2875 (delete_var_map): Don't free it.
2876 (var_union): Only accept SSA names, simplify.
2877 (partition_view_init): Mark only useful SSA names as used.
2878 (partition_view_fini): Only deal with SSA names.
2879 (change_partition_var): Remove.
2880 (dump_var_map): Use ssa_name instead of partition_to_var member.
2881 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
2883 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
2884 (struct _elim_graph): New member const_dests; nodes member vector of
2886 (set_location_for_edge): New static helper.
2887 (create_temp): Remove.
2888 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
2889 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
2890 (new_elim_graph): Allocate const_dests member.
2891 (clean_elim_graph): Truncate const_dests member.
2892 (delete_elim_graph): Free const_dests member.
2893 (elim_graph_size): Adapt to new type of nodes member.
2894 (elim_graph_add_node): Likewise.
2895 (eliminate_name): Likewise.
2896 (eliminate_build): Don't take basic block argument, deal only with
2897 partition numbers, not variables.
2898 (get_temp_reg): New static helper.
2899 (elim_create): Use it, deal with RTL temporaries instead of trees.
2900 (eliminate_phi): Adjust all calls to new signature.
2901 (assign_vars, replace_use_variable, replace_def_variable): Remove.
2902 (rewrite_trees): Only do checking.
2903 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
2904 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
2905 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
2906 contains_tree_r, MAX_STMTS_IN_LATCH,
2907 process_single_block_loop_latch, analyze_edges_for_bb,
2908 perform_edge_inserts): Remove.
2909 (expand_phi_nodes): New global function.
2910 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
2911 functions, initialize new parameter, remember partitions having a
2913 (finish_out_of_ssa): New global function.
2914 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
2915 don't reset in_ssa_p here, don't disable TER when mudflap.
2916 (pass_del_ssa): Remove.
2917 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
2919 (execute_free_datastructures): Declare.
2920 * Makefile.in (SSAEXPAND_H): New variable.
2921 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
2922 * basic-block.h (commit_one_edge_insertion): Declare.
2923 * passes.c (init_optimization_passes): Move pass_nrv and
2924 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
2925 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
2926 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
2927 (redirect_branch_edge): Deal with super block when expanding, split
2928 out jump patching itself into ...
2929 (patch_jump_insn): ... here, new static helper.
2931 2009-04-26 Michael Matz <matz@suse.de>
2933 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
2934 beyond num_ssa_names.
2935 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
2936 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
2938 2009-04-26 Jakub Jelinek <jakub@redhat.com>
2941 * fwprop.c (forward_propagate_asm): New function.
2942 (forward_propagate_and_simplify): Propagate also into __asm, if it
2943 doesn't increase the number of referenced registers.
2946 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
2948 2009-04-26 Jakub Jelinek <jakub@redhat.com>
2950 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
2951 note_nonlocal_vla_type for nonlocal VLAs.
2952 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
2953 contains_remapped_vars, remap_vla_decls): New functions.
2954 (convert_nonlocal_reference_stmt): If not optimizing, call
2955 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
2956 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
2957 if it wasn't found in var_map.
2958 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
2959 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
2960 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
2962 * gimplify.c (nonlocal_vlas): New variable.
2963 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
2965 (gimplify_body): Create and destroy nonlocal_vlas.
2967 * dwarf2out.c (loc_descr_plus_const): New function.
2968 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
2969 mem_loc_descriptor, loc_descriptor_from_tree_1,
2970 descr_info_loc, gen_variable_die): Use it.
2972 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
2973 !TREE_STATIC VAR_DECLs.
2974 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
2975 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
2976 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
2977 DECL_BY_REFERENCE is valid.
2978 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
2979 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
2980 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
2981 Copy DECL_BY_REFERENCE.
2982 (struct nesting_copy_body_data): New type.
2983 (nesting_copy_decl): New function.
2984 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
2985 if they have variable length.
2987 2009-04-26 Michael Matz <matz@suse.de>
2989 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
2990 mark new temporaries for renaming.
2992 2009-04-26 Joseph Myers <joseph@codesourcery.com>
2995 * c-decl.c (global_bindings_p): Return negative value.
2996 (c_variable_size): New. Based on variable_size from
2998 (grokdeclarator): Call c_variable_size not variable_size.
3000 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
3002 * config/i386/i386.c (print_operand) ['z']: Fix typo.
3004 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
3006 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
3007 Redefine it to just use mingw/include.
3008 (ASM_SPEC): Rules for -m32 and -m64.
3009 (LINK_SPEC): Use Likewise.
3010 (SPEC_32): New define.
3011 (SPEC_64): Likewise.
3012 (SUB_LINK_SPEC): Likewise.
3013 (MULTILIB_DEFAULTS): New define.
3014 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
3015 Add multilib options.
3016 (MULTILIB_DIRNAMES): Likewise.
3017 (MULTILIB_OSDIRNAMES): Likewise.
3019 (INSTALL_LIBGCC): Likewise.
3021 2009-04-26 Joseph Myers <joseph@codesourcery.com>
3024 * c-tree.h (enum c_inline_static_type): New.
3025 (record_inline_static): Declare.
3026 * c-decl.c (struct c_inline_static, c_inline_statics,
3027 record_inline_static, check_inline_statics): New.
3028 (pop_file_scope): Call check_inline_statics.
3029 (start_decl): Call record_inline_static instead of pedwarning
3030 directly for static in inline function.
3031 * c-typeck.c (build_external_ref): Call record_inline_static
3032 instead of pedwarning directly for static referenced in inline
3035 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
3037 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
3038 not new but only being rescanned.
3039 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
3040 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
3041 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
3042 record_set_info, compute_set, grealloc): Remove.
3043 (recompute_all_luids): New function.
3044 (gcse_main): Don't compute sets, and don't do related memory
3045 allocations/free-ing. If something changed before the end of the
3046 pass, update LUIDs using recompute_all_luids.
3047 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
3048 (free_gcse_mem): Don't free it either.
3049 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
3050 Use the df insn LUIDs.
3051 (load_killed_in_block): Likewise.
3052 (compute_hash_table_work): Don't compute reg_set_in_block.
3053 (compute_transp): Use DF_REG_DEF_CHAINs.
3054 (local_cprop_pass): Don't use compute_sets and related functions.
3055 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
3056 Use get_max_uid() instead of max_cuid.
3057 (insert_insn_end_basic_block, pre_insert_copy_insn,
3058 update_ld_motion_stores): Don't try to
3059 keep reg_set tables up to date.
3060 (pre_insert_copies): Use df insn LUIDs.
3061 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
3062 (reg_set_info): Don't use extra bitmap argument.
3063 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
3064 information to compute regs_set_in_block.
3065 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
3066 (bypass_jumps): Don't use compute_sets and friends.
3068 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3071 * opts.c (undocumented_msg): Do not leave blank even with
3074 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3076 * c-decl.c (build_enumerator): Allow values folding to integer
3077 constants but not integer constant expressions with a pedwarn if
3080 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3083 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
3084 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
3085 type is an integer constant.
3087 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
3090 * config/i386/i386.c (print_operand) ['z']: Revert handling of
3093 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3096 * c-decl.c (grokdeclarator): Diagnose declarations of functions
3097 with variably modified return type and no storage class
3098 specifiers, except for the case of nested functions. Distinguish
3099 extern declarations of functions with variably modified return
3100 types from those of objects with variably modified types.
3102 2009-04-25 Jan Hubicka <jh@suse.cz>
3104 * tree.c (list_equal_p): New function.
3105 * tree.h (list_equal_p): Declare.
3106 * coretypes.h (edge_def, edge, const_edge, basic_block_def
3107 basic_block_def, basic_block, const_basic_block): New.
3108 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
3109 (redirect_eh_edge): New function.
3110 (make_eh_edge_update_phi): EH edges are not abnormal.
3111 * except.c: Include tree-flow.h.
3112 (list_match): New function.
3113 (eh_region_replaceable_by_p): New function.
3114 (replace_region): New function.
3115 (hash_type_list): New function.
3116 (hash_eh_region): New function.
3117 (eh_regions_equal_p): New function.
3118 (merge_peers): New function.
3119 (remove_unreachable_regions): Verify EH tree when checking;
3121 (copy_eh_region_1): New function.
3122 (copy_eh_region): New function.
3123 (push_reachable_handler): New function.
3124 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
3125 regions without label but with live RESX.
3126 * except.h (redirect_eh_edge_to_label): New.
3127 * tree-flow.h (redirect_eh_edge): New.
3128 * coretypes.h (edge_def, edge, const_edge, basic_block_def
3129 basic_block_def, basic_block, const_basic_block): Remove.
3130 * Makefile.in (except.o): Add dependency on tree-flow.h
3131 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
3132 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
3135 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
3138 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
3139 on the destination of memcpy.
3141 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
3143 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
3144 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
3145 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
3147 2009-04-25 Jan Hubicka <jh@suse.cz>
3149 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
3150 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
3151 to be reached by different label than left.
3152 (update_eh_edges): Update comment; remove edge_to_remove if possible
3153 and return true if suceeded.
3154 (cleanup_empty_eh): Accept sharing map; handle shared regions.
3155 (cleanup_eh): Compute sharing map.
3156 * except.c (remove_eh_handler_and_replace): Add argument if we should
3158 (remove_unreachable_regions): Update for label sharing.
3159 (label_to_region_map): Likewise.
3160 (get_next_region_sharing_label): New function.
3161 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
3163 (remove_eh_handler): Update.
3164 (remove_eh_region_and_replace_by_outer_of): New function.
3165 * except.h (struct eh_region): Add next_region_sharing_label.
3166 (remove_eh_region_and_replace_by_outer_of,
3167 get_next_region_sharing_label): Declare.
3168 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
3170 2009-04-25 Jan Hubicka <jh@suse.cz>
3172 * tree-cfg.c (split_critical_edges): Split also edges where we can't
3173 insert code even if they are not critical.
3175 2009-04-25 Jan Hubicka <jh@suse.cz>
3177 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
3178 (gimple_can_remove_branch_p): EH edges won't remove branch by
3180 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
3181 updating of non-abnormal EH edges.
3182 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
3183 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
3184 (split_critical_edges): Split also edges where emitting code on them
3185 will lead to splitting later.
3187 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
3188 H.J. Lu <hongjiu.lu@intel.com>
3191 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
3192 the configured assembler supports fildq and fistpq mnemonics.
3193 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
3194 * configure: Regenerated.
3197 * config/i386/i386.c (print_operand): Handle 'Z'.
3198 ['z']: Remove handling of special fild/fist suffixes.
3199 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
3200 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
3201 suffix of fild insn.
3202 (*floatsi<mode>2_vector_mixed): Ditto.
3203 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
3204 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
3205 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3206 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
3207 * config/i386/gas.h (GAS_MNEMONICS): Remove.
3209 2009-04-25 Ben Elliston <bje@au.ibm.com>
3211 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
3212 the source of a set operation.
3214 2009-04-25 Anatoly Sokolov <aesok@post.ru>
3216 * target.h (struct gcc_target): Add case_values_threshold field.
3217 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
3218 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
3219 * targhooks.c (default_case_values_threshold): New function.
3220 * targhooks.h (default_case_values_threshold): Declare function.
3221 * stmt.c (expand_case): Use case_values_threshold target hook.
3222 * expr.h (case_values_threshold): Remove declartation.
3223 * expr.c (case_values_threshold): Remove function.
3224 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
3226 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
3227 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3228 (avr_case_values_threshold): Declare as static.
3229 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
3231 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
3232 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3233 (mn10300_case_values_threshold): New function.
3235 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3237 * ira.c (setup_cover_and_important_classes): Add enum cast.
3239 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
3241 * genpreds.c (write_enum_constraint_num): Output definition of
3242 CONSTRAINT_NUM_DEFINED_P macro.
3243 * ira.c (setup_cover_and_important_classes): Use
3244 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
3246 2009-04-24 DJ Delorie <dj@redhat.com>
3248 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
3249 __SH2A_SINGLE_ONLY__ also.
3251 2009-04-24 Steve Ellcey <sje@cup.hp.com>
3253 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
3254 (movdf_internal): Ditto.
3255 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
3256 SFmode and DFmode constants.
3257 (ia64_print_operand): Add 'G' format for printing
3258 floating point constants.
3260 2009-04-24 Richard Guenther <rguenther@suse.de>
3262 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
3263 from unsigned additions.
3265 2009-04-24 Joseph Myers <joseph@codesourcery.com>
3267 * c-typeck.c (set_init_index): Allow array designators that are
3268 not integer constant expressions with a pedwarn if pedantic.
3270 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3272 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
3273 zero if no overlap in nonzero bits between the operands.
3275 2009-04-24 Ian Lance Taylor <iant@google.com>
3277 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
3278 (record_dead_and_set_regs): Likewise.
3279 * df.h (struct df_mw_hardreg): Change flags field to int.
3280 (struct df_base_ref): Likewise.
3281 (struct df): Change changeable_flags field to int.
3282 * df-scan.c (df_defs_record): Change clobber_flags to int.
3283 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
3284 constants rather than #define macros.
3285 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
3286 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
3287 (enum dwarf_calling_convention): Likewise.
3288 (enum dwarf_line_number_x_ops): Likewise.
3289 (enum dwarf_call_frame_info): Likewise.
3290 (enum dwarf_source_language): Likewise.
3291 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
3292 (add_calling_convention_attribute): Likewise.
3293 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
3294 (combine_comparisons): Change compcode to int. Add cast to enum type.
3295 * genrecog.c (maybe_both_true_2): Change c to int.
3296 (write_switch): Likewise. Add cast to enum type.
3297 * gimplify.c (gimplify_omp_for): Handle return values from
3298 gimplify_expr using MIN rather than bitwise or.
3299 (gimplify_expr): Add cast to enum type.
3300 * ipa-prop.c (update_jump_functions_after_inlining): Change
3301 IPA_BOTTOM to IPA_JF_UNKNOWN.
3302 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
3303 Add casts to enum type.
3304 (setup_cover_and_important_classes): Change cl to int. Add casts
3306 (setup_class_translate): Change cl and mode to int.
3307 (ira_init_once): Change mode to int.
3308 (free_register_move_costs): Likewise.
3309 (setup_prohibited_mode_move_regs): Add casts to enum type.
3310 * langhooks.c (add_builtin_function_common): Rework assertion that
3311 value fits bitfield.
3312 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
3313 * omega.c (omega_do_elimination): Avoid math on enum types.
3314 * optabs.c (expand_vec_shift_expr): Remove casts to int.
3315 * opts.c (set_debug_level): Change 2 to enum constant. Use new
3316 int local to handle integral_argment value.
3317 * regmove.c (try_auto_increment): Change PUT_MODE to
3319 * reload.c (push_secondary_reload): Add casts to enum type.
3320 (secondary_reload_class, find_valid_class): Likewise.
3321 * reload1.c (emit_input_reload_insns): Likewise.
3322 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
3323 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
3324 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
3326 * tree.c (build_common_builtin_nodes): Add casts to enum type.
3327 * tree-complex.c (complex_lattice_t): Typedef to int rather than
3329 (expand_complex_libcall): Add casts to enum type.
3330 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
3331 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
3332 with ERROR_MARK, not NUM_TREE_CODES.
3333 (vect_create_epilog_for_reduction): Likewise.
3334 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
3335 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
3336 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
3338 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
3339 vect_unused_in_loop. Change 0 to loop_vect.
3340 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
3341 * var-tracking.c (get_init_value): Change return type to enum
3343 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
3344 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
3346 (arm_override_options): Add casts to enum type.
3347 (arm_emit_tls_decoration): Likewise.
3348 * config/i386/i386.c (ix86_function_specific_restore): Add casts
3350 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
3351 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
3352 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
3354 * config/s390/s390.c (code_for_builtin_64): Change to array of
3356 (code_for_builtin_31): Likewise.
3357 (s390_expand_builtin): Change code_for_builtin to enum insn_code
3359 * config/sparc/sparc.c (sparc_override_options): Change value
3360 field in struct code_model to enum cmodel. In initializer change
3361 0 to NULL and add cast to enum type.
3363 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
3364 Change all callers. Issue a -Wc++-compat warning using
3365 lhs_origtype if necessary.
3366 (convert_for_assignment): Issue -Wc++-compat warnings about
3367 invalid conversions to enum type on assignment.
3368 * c-common.h (build_modify_expr): Update declaration.
3370 2009-04-24 Nick Clifton <nickc@redhat.com>
3372 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
3373 (function_arg_advance): Likewise.
3374 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
3377 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3379 * config/s390/constraints.md ('I', 'J'): Fix condition.
3381 2009-04-24 Diego Novillo <dnovillo@google.com>
3383 * gengtype-parse.c (parse_error): Add newline after message.
3385 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3387 * config/i386/sse.md (avxmodesuffixs): Removed.
3388 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
3389 (*avx_pinsr<ssevecsize>): This.
3391 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3393 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
3394 follow chains of regs with a single definition, and allow expressions
3395 that are function_invariant_p.
3396 (simple_rhs_p): Allow expressions that are function_invariant_p.
3398 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
3401 * fold-const.c (fold_cond_expr_with_comparison): When folding
3402 > and >= to MAX, make sure the MAX uses the same type as the
3403 comparison's operands.
3405 2009-04-24 Nick Clifton <nickc@redhat.com>
3407 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
3408 addressing for DImode accesses.
3409 (frv_print_operand_address): Handle PLUS case.
3410 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
3412 2009-04-24 Jakub Jelinek <jakub@redhat.com>
3414 PR rtl-optimization/39794
3415 * alias.c (canon_true_dependence): Add x_addr argument.
3416 * rtl.h (canon_true_dependence): Adjust prototype.
3417 * cse.c (check_dependence): Adjust canon_true_dependence callers.
3418 * cselib.c (cselib_invalidate_mem): Likewise.
3419 * gcse.c (compute_transp): Likewise.
3420 * dse.c (scan_reads_nospill): Likewise.
3421 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
3422 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
3423 canon_base_addr of the group, plus optional offset.
3424 (struct group_info): Rename canon_base_mem to
3426 (get_group_info): Set canon_base_addr to canon_rtx of base, not
3427 canon_rtx of base_mem.
3429 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
3431 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
3432 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
3434 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3436 * config/spu/spu-builtins.h: Delete file.
3438 * config/spu/spu.h (enum spu_builtin_type): Move here from
3440 (struct spu_builtin_description): Likewise. Add GTY marker.
3441 Do not use enum spu_function_code or enum insn_code.
3442 (spu_builtins): Add extern declaration.
3444 * config/spu/spu.c: Do not include "spu-builtins.h".
3445 (enum spu_function_code, enum spu_builtin_type_index,
3446 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
3447 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
3448 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
3449 unsigned_V2DI_type_node): Move here from spu-builtins.h.
3450 (spu_builtin_types): Make static. Add GTY marker.
3451 (spu_builtins): Add extern declaration with GTY marker.
3454 * config/spu/spu-c.c: Do not include "spu-builtins.h".
3455 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
3456 Check programmatically whether all parameters are scalar.
3458 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
3460 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
3462 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
3463 assignment from the constructor either if the target is volatile.
3465 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
3467 * config/arm/arm.md (insv): Do not share operands[0].
3469 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
3471 * config/vxlib-tls.c (active_tls_threads): Delete.
3472 (delete_hook_installed): New.
3473 (tls_delete_hook): Don't delete the delete hook.
3474 (tls_destructor): Delete it here.
3475 (__gthread_set_specific): Adjust installing the delete hook.
3476 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
3477 __gthread_leave_tsd_dtor_context.
3479 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
3481 * c-format.c (gcc_tdiag_char_table): Add support for %E.
3483 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
3485 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
3487 (alpha_rtx_costs): Ditto.
3488 (emit_unlikely_jump): Use add_reg_note.
3489 (emit_frame_store_1): Ditto.
3490 (alpha_expand_prologue): Ditto.
3491 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3492 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
3494 2009-04-23 Nick Clifton <nickc@redhat.com>
3496 * config/v850/v850.md (epilogue): Remove suppressed code.
3497 (return): Rename to return_simple and remove test of frame size.
3498 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
3499 to gen_return_simple.
3501 2009-04-22 Jing Yu <jingyu@google.com>
3504 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
3506 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3509 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
3510 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
3511 value is a VECTOR_CST, the element type is the element type of the
3514 2009-04-22 DJ Delorie <dj@redhat.com>
3516 * config/m32c/m32c.h: Update GTY annotations to new syntax.
3518 2009-04-22 Jakub Jelinek <jakub@redhat.com>
3520 * alias.c (find_base_term): Move around LO_SUM case, so that
3521 CONST falls through into PLUS/MINUS handling.
3524 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
3525 into 0, use omit_one_operand.
3527 2009-04-23 Ben Elliston <bje@au.ibm.com>
3529 * config/rs6000/linux-unwind.h (get_regs): Remove type
3530 puns. Change the type of `pc' to an array of unsigned ints and
3531 update all users. Constify frame24.
3533 2009-04-22 DJ Delorie <dj@redhat.com>
3535 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
3536 declarations before code.
3537 (current_function_special_page_vector): Likewise.
3538 (m32c_expand_insv): Silence a warning.
3540 2009-04-21 Taras Glek <tglek@mozilla.com>
3542 * alias.c: Update GTY annotations to new syntax.
3543 * basic-block.h: Likewise.
3544 * bitmap.h: Likewise.
3545 * c-common.h: Likewise.
3546 * c-decl.c: Likewise.
3547 * c-parser.c: Likewise.
3548 * c-pragma.c: Likewise.
3549 * c-tree.h: Likewise.
3550 * cfgloop.h: Likewise.
3551 * cgraph.h: Likewise.
3552 * config/alpha/alpha.c: Likewise.
3553 * config/arm/arm.h: Likewise.
3554 * config/avr/avr.h: Likewise.
3555 * config/bfin/bfin.c: Likewise.
3556 * config/cris/cris.c: Likewise.
3557 * config/darwin.c: Likewise.
3558 * config/frv/frv.c: Likewise.
3559 * config/i386/i386.c: Likewise.
3560 * config/i386/i386.h: Likewise.
3561 * config/i386/winnt.c: Likewise.
3562 * config/ia64/ia64.h: Likewise.
3563 * config/iq2000/iq2000.c: Likewise.
3564 * config/mips/mips.c: Likewise.
3565 * config/mmix/mmix.h: Likewise.
3566 * config/pa/pa.c: Likewise.
3567 * config/pa/pa.h: Likewise.
3568 * config/rs6000/rs6000.c: Likewise.
3569 * config/s390/s390.c: Likewise.
3570 * config/sparc/sparc.c: Likewise.
3571 * config/xtensa/xtensa.c: Likewise.
3572 * cselib.h: Likewise.
3573 * dbxout.c: Likewise.
3574 * dwarf2out.c: Likewise.
3575 * except.c: Likewise.
3576 * except.h: Likewise.
3577 * fixed-value.h: Likewise.
3578 * function.c: Likewise.
3579 * function.h: Likewise.
3580 * gimple.h: Likewise.
3581 * integrate.c: Likewise.
3582 * optabs.c: Likewise.
3583 * output.h: Likewise.
3586 * stringpool.c: Likewise.
3587 * tree-data-ref.c: Likewise.
3588 * tree-flow.h: Likewise.
3589 * tree-scalar-evolution.c: Likewise.
3590 * tree-ssa-address.c: Likewise.
3591 * tree-ssa-alias.h: Likewise.
3592 * tree-ssa-operands.h: Likewise.
3595 * varasm.c: Likewise.
3596 * varray.h: Likewise.
3598 * coretypes.h: Do not define GTY macro if it is already defined.
3599 * doc/gty.texi: Update GTY documentation to new syntax.
3600 * gengtype-lex.l: Enforce attribute-like syntax for GTY
3601 annotations on structs.
3602 * gengtype-parse.c: Likewise.
3604 2009-04-22 Mark Heffernan <meheff@google.com>
3606 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
3608 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3610 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
3613 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3615 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
3616 the same as a PLUS without a shift. Increase the cost of a
3619 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3621 * Makefile.in: Update dependencies.
3622 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
3623 * errors.h: Remove bogus comment about compatibility.
3624 (warning): Update declaration.
3625 * genautomata.c: Update all calls to warning.
3626 * gimple.c: Do not include errors.h. Include toplev.h.
3627 * tree-ssa-structalias.c: Do not include errors.h.
3628 * omega.c: Likewise.
3629 * tree-ssa-reassoc.c: Likewise.
3630 * config/spu/spu-c.c: Likewise.
3631 * config/spu/t-spu-elf: Update dependencies.
3633 2009-04-22 Richard Guenther <rguenther@suse.de>
3635 PR tree-optimization/39824
3636 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
3637 make sure the types are compatible.
3639 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3642 * c-common.c (c_parse_error): Take a token_flags parameter.
3643 Use token_type for the token type instead.
3644 Pass token_flags to cpp_type2name.
3645 * c-common.h (c_parse_error): Update declaration.
3646 * c-parser.c (c_parser_error): Pass 0 as token flags.
3648 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
3650 PR rtl-optimization/39580
3651 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
3653 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3655 * function.c (expand_function_end): Do not emit a jump to the "naked"
3656 return label for fall-through returns.
3657 * except.c (sjlj_emit_function_exit): Always place the call to the
3658 unregister function at the location installed by expand_function_end.
3660 2009-04-22 Richard Guenther <rguenther@suse.de>
3662 PR tree-optimization/39845
3663 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
3664 (gen_inbound_check): Likewise.
3666 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
3668 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
3670 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
3671 * config/vxlib.c (__gthread_once): Add race guard for PPC.
3673 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3675 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
3676 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
3677 shift counts to avoid out-of-bounds array accesses.
3679 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3681 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
3682 (Pmode): Move above.
3684 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
3686 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
3687 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
3688 GET_CODE macro. Use IN_RANGE macro where appropriate.
3689 * config/alpha/alpha.h: Ditto.
3690 * config/alpha/alpha.md: Ditto.
3691 * config/alpha/constraints.md: Ditto.
3692 * config/alpha/predicates.md: Ditto.
3694 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3696 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
3697 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3698 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3699 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3700 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3701 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3702 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3703 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3704 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3705 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3706 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3707 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3708 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3709 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3710 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3711 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3712 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3713 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3714 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3715 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3716 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3717 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3718 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3719 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3720 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3721 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3722 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3724 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3726 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
3727 references from comments.
3728 * cfgbuild.c: (count_basic_blocks): Delete.
3729 (find_basic_blocks_1): Delete.
3730 (find_basic_blocks): Delete.
3731 * except.c (finish_eh_generation): Make static. Move comment from
3732 except.h here. Remove find_basic_blocks references from comments.
3733 * except.h (finish_eh_generation): Delete.
3734 * basic-block.h (find_basic_blocks): Delete.
3735 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
3737 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
3739 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
3740 (sdbout_parms): Likewise.
3742 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3744 * config/sh/sh.c (prepare_cbranch_operands): Use
3745 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
3746 (expand_cbranchdi4): Likewise.
3747 (from_compare): Add cast to enum type.
3748 (expand_cbranchsi4): Use add_reg_note.
3749 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
3750 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
3751 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
3752 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3753 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
3754 instead of CODE_FOR_nothing.
3755 (cbranchdi4): Likewise. Fix the order of arguments for
3757 (push_fpscr): Use add_reg_note.
3758 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
3759 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
3761 2009-04-21 Joseph Myers <joseph@codesourcery.com>
3763 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
3764 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3765 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3766 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
3767 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
3768 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
3769 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
3770 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
3771 config/alpha/x-vms, config/arc/t-arc,
3772 config/arm/README-interworking, config/arm/arm-c.c,
3773 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
3774 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
3775 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
3776 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
3777 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
3778 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
3779 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
3780 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
3781 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
3782 config/cris/t-elfmulti, config/crx/t-crx,
3783 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
3784 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
3785 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
3786 config/h8300/t-h8300, config/i386/athlon.md,
3787 config/i386/darwin-libgcc.10.4.ver,
3788 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
3789 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
3790 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
3791 config/i386/t-linux64, config/i386/t-nwld,
3792 config/i386/t-rtems-i386, config/i386/t-sol2-10,
3793 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
3794 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
3795 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
3796 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
3797 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
3798 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
3799 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
3800 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
3801 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
3802 config/m68k/t-uclinux, config/mcore/t-mcore,
3803 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
3804 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
3805 config/mips/crtn.asm, config/mips/irix-crti.asm,
3806 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
3807 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
3808 config/mips/mips-fixed.md, config/mips/sb1.md,
3809 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
3810 config/mips/t-iris6, config/mips/t-isa3264,
3811 config/mips/t-libgcc-mips16, config/mips/t-linux64,
3812 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
3813 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
3814 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
3815 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
3816 config/mn10300/t-linux, config/mn10300/t-mn10300,
3817 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
3818 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
3819 config/picochip/libgccExtras/clzsi2.asm,
3820 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
3821 config/rs6000/darwin-libgcc.10.4.ver,
3822 config/rs6000/darwin-libgcc.10.5.ver,
3823 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
3824 config/rs6000/t-aix43, config/rs6000/t-aix52,
3825 config/rs6000/t-darwin, config/rs6000/t-fprules,
3826 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
3827 config/rs6000/t-lynx, config/rs6000/t-netbsd,
3828 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
3829 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
3830 config/rs6000/t-rtems, config/rs6000/t-spe,
3831 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
3832 config/score/t-score-elf, config/sh/divcost-analysis,
3833 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
3834 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
3835 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
3836 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
3837 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
3838 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
3839 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
3840 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
3841 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
3842 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
3843 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
3844 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
3845 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
3846 limitx.h, version.c, xcoff.h: Add copyright and license notices.
3847 * config/h8300/genmova.sh: Include copyright and license notices
3848 in generated output.
3849 * config/h8300/mova.md: Regenerate.
3850 * doc/install.texi2html: Include word "Copyright" in copyright
3851 notice and use name "Free Software Foundation, Inc.".
3852 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3853 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3854 ChangeLog-2007, ChangeLog-2008: Correct dates.
3856 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
3858 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
3859 NE_EXPR operations as well.
3860 * c-parser.c (c_parser_condition): Do not set location information on
3862 (c_parser_conditional_expression): Likewise.
3863 (c_parser_binary_expression): Set location information on operators.
3864 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
3865 TRUTH_NOT_EXPR has been folded.
3866 * fold-const.c (fold_truth_not_expr): Copy location information from
3867 the incoming expression to the outgoing one.
3868 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
3869 recursive calls on the LHS of the operator but pass that of the
3870 operator to recursive calls on the RHS of the operator. Set it
3872 (shortcut_cond_expr): Set the locus of the operator on the second
3873 COND_EXPR and that of the expression on the first in degenerate cases.
3874 Pass the locus of the expression to calls to shortcut_cond_r.
3875 Set the locus of the 'then' block on the associated jump, if any.
3876 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
3877 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
3878 expression to call to gimplify_boolean_expr.
3880 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
3882 * config.gcc: Add additional configuration for
3883 i686-w64-mingw* and x86_64-w64-mingw* triplet.
3884 * config/i386/mingw-w64.h: New mingw-w64 specific header.
3885 (CPP_SPEC): Redefine for allowing -municode option.
3886 (STARTFILE_SPEC): Likewise.
3887 * config/i386/t-mingw-w64: New.
3888 * config/i386/mingw-w64.opt: New.
3889 (municode): Add new target option.
3890 * doc/invoke.texi (municode): Add documentation for new option.
3892 2009-04-21 Ian Lance Taylor <iant@google.com>
3894 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3895 Correct test for number of arguments.
3896 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
3898 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
3900 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
3901 argument of emit_library_call.
3903 2009-04-21 Richard Guenther <rguenther@suse.de>
3906 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
3907 inside VIEW_CONVERT_EXPRs.
3909 2009-04-21 Martin Jambor <mjambor@suse.cz>
3911 * tree-switch-conversion.c (build_constructors): Split a long line.
3912 (constructor_contains_same_values_p): New function.
3913 (build_one_array): Create assigns of constants if possible, do not
3914 call mark_sym_for_renaming, call update_stmt.
3915 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
3916 make_rename_temp. Do not call mark_symbols_for_renaming, call
3918 (gen_def_assigns): Do not call mark_symbols_for_renaming or
3919 find_new_referenced_vars, call update_stmt.
3920 (gen_inbound_check): Use create_tmp_var and create ssa names manually
3921 instead of calling make_rename_temp. Do not call
3922 find_new_referenced_vars or mark_symbols_for_renaming, call
3925 2009-04-21 Richard Guenther <rguenther@suse.de>
3927 PR tree-optimization/39827
3928 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
3929 (tree_ssa_phiprop): Pass the correct array size.
3931 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
3933 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
3935 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
3938 * c-typeck.c (lvalue_p): Move declaration ...
3939 * c-common.h (lvalue_p): ... to here.
3940 * c-common.c (candidate_equal_p): New.
3941 (add_tlist): Use it.
3942 (merge_tlist): Use it.
3943 (warn_for_collisions_1): Likewise.
3944 (warning_candidate_p): Accept more candidates.
3945 (verify_tree): A warning candidate can be an expression. Use
3948 2009-04-21 Ben Elliston <bje@au.ibm.com>
3951 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3952 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
3953 options. Remove -mcall-solaris documentation.
3955 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3958 * doc/invoke.texi (-Wlong-long): Update description.
3959 * c-lex (interpret_integer): Only warn if there was no previous
3960 overflow and -Wlong-long is enabled.
3961 * c-decl.c (declspecs_add_type): Drop redundant flags.
3962 * c.opt (Wlong-long): Init to -1.
3963 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
3964 and front-end warn_long_long. Wlong-long only depends on other
3965 flags if it is uninitialized.
3966 * c-parser.c (disable_extension_diagnostics): warn_long_long is
3967 the same for CPP and FE.
3968 (restore_extension_diagnostics): Likewise.
3970 2009-04-20 Ian Lance Taylor <iant@google.com>
3972 Fix enum conversions which are invalid in C++:
3973 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
3974 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
3975 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
3976 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
3977 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
3978 (dbxout_parms): Likewise.
3979 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
3980 (df_clear_flags): Likewise.
3981 * df-problems.c (df_rd_bb_local_compute_process_def): Change
3982 top_flag parameter to int.
3983 (df_chain_create_bb_process_use): Likewise.
3984 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
3986 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
3987 (df_ref_create_structure, df_def_record_1): Likewise.
3988 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
3989 (df_notes_rescan): Change 0 to VOIDmode in function call.
3990 (df_get_call_refs, df_insn_refs_collect): Likewise.
3991 (df_bb_regs_collect): Likewise.
3992 (df_entry_block_defs_collect): Likewise.
3993 (df_exit_block_uses_collect): Likewise.
3994 * df.h: Update declarations.
3995 * double-int.c (double_int_divmod): Add cast to enum type.
3996 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
3997 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
3998 (based_loc_descr): Likewise.
3999 (loc_descriptor_from_tree_1): Change first_op and second_op to
4000 enum dwarf_location_atom. Add cast to enum type.
4001 * expmed.c (init_expmed): Change 0 to SET in function call.
4002 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
4003 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
4004 (do_store_flag): Likewise.
4005 * fixed-value.h (struct fixed_value): Change mode to enum
4007 * function.c (assign_parms): Change 0 to VOIDmode in function call.
4008 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
4010 (insert_insn_decl, insert_decl, insert_state): Likewise.
4011 (automata_list_finish): Likewise.
4012 * genrecog.c (process_define_predicate): Add cast to enum type.
4013 * gensupport.c (init_predicate_table): Add cast to enum type.
4014 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
4016 (gimple_build_call_1, gimple_build_label): Likewise.
4017 (gimple_build_goto, gimple_build_asm_1): Likewise.
4018 (gimple_build_switch_1, gimple_build_cdt): Likewise.
4019 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
4020 (enum fallback): Rename from enum fallback_t.
4021 (fallback_t): Typedef as int.
4022 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
4023 GSI_SAME_STMT in function call.
4024 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
4026 (setup_reg_class_relations): Likewise.
4027 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
4028 (setup_prohibited_class_mode_regs): Add cast to enum type.
4029 (setup_prohibited_mode_move_regs): Likewise.
4030 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
4031 (record_address_regs): Change i to enum reg_class.
4032 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
4033 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
4034 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
4035 (GET_MODE_2XWIDER_MODE): Likewise.
4036 (GET_CLASS_NARROWEST_MODE): Likewise.
4037 * omp-low.c (expand_omp_for): Add cast to enum type.
4038 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
4039 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
4040 * postreload.c (reload_cse_simplify_operands): Change rclass local
4042 * predict.c (combine_predictions_for_insn): Change best_predictor
4043 and predictor to enum br_predictor.
4044 (combine_predictions_for_bb): Likewise.
4045 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
4046 use SET_PREDICT_EXPR_OUTCOME.
4047 * real.c (real_arithmetic): Change icode to code in function call.
4048 * reginfo.c (init_move_cost): Add casts to enum type.
4049 (init_reg_sets_1, init_fake_stack_mems): Likewise.
4050 * regmove.c (regclass_compatible_p): Change class0 and class1 to
4052 * reload.c (find_valid_class): Add casts to enum type.
4053 (push_reload): Change 0 to NO_REGS in function call.
4054 (find_reloads): Change this_alternative to array of enum
4055 reg_class. Remove some now-unnecessary casts.
4056 (make_memloc): Change 0 to VOIDmode in function call.
4057 * reload1.c (reload): Change 0 to VOIDmode in function call.
4058 (eliminate_regs_1, elimination_effects): Likewise.
4059 (eliminate_regs_in_insn): Likewise.
4060 (emit_input_reload_insns): Add cast to enum type.
4061 (delete_output_reload): Change 0 to VOIDmode in function call.
4062 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
4063 to enum type in function call.
4064 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
4065 (SET_PREDICT_EXPR_OUTCOME): Define.
4066 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
4067 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
4068 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
4069 (dump_function): Likewise.
4070 * tree-dump.h: Update declarations.
4071 * tree-pass.h: Update declarations.
4072 * varasm.c (assemble_integer): Change mclass to enum mode_class.
4073 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
4075 (arm_rtx_costs_1): Correct parenthesization.
4076 (arm_rtx_costs): Add casts to enum type.
4077 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
4078 (vfp_emit_fstmd): Use add_rg_note.
4079 (emit_multi_reg_push, emit_sfm): Likewise.
4080 (thumb_set_frame_pointer): Likewise.
4081 (arm_expand_prologue): Likewise.
4082 (arm_regno_class): Change return type to enum reg_class.
4083 (thumb1_expand_prologue): Use add_reg_note.
4084 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
4085 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
4087 * config/arm/gentune.sh: Add cast to enum type.
4088 * config/arm/arm-tune.md: Rebuild.
4089 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
4090 (ix86_split_fp_branch, predict_jump): Likewise.
4091 (ix86_expand_multi_arg_builtin): Change sub_code from enum
4092 insn_code to enum rtx_code.
4093 (ix86_builtin_vectorized_function): Add cast to enum type.
4094 * config/i386/i386.md (truncdfsf2): Change slot to enum
4096 (truncxf<mode>2, isinf<mode>2): Likewise.
4097 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
4099 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
4100 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
4101 (insert_bundle_state): Change 1 to INSERT in function call.
4102 (ia64_add_bundle_selector_before): Likewise.
4103 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
4104 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
4105 (restore_stack_nonlocal): Likewise.
4106 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
4108 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
4110 (mips_rtx_costs): Likewise.
4111 (mips_override_options): Add casts to enum type.
4112 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
4114 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
4115 (store_reg, set_reg_plus_d): Likewise.
4116 (hppa_expand_prologue, hppa_profile_hook): Likewise.
4117 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4119 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
4121 (emit_unlikely_jump): Use add_reg_note.
4122 (rs6000_emit_allocate_stack): Likewise.
4123 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
4124 (output_toc): Change 1 to INSERT in function call.
4125 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
4126 (rs6000_initialize_trampoline): Likewise.
4127 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
4129 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
4130 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
4131 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
4132 (save_gprs): Use add_reg_note.
4133 (s390_emit_prologue): Likewise.
4134 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
4135 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
4136 (sparc_fold_builtin): Add cast to enum type.
4137 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
4139 (spu_expand_prologue): Use add_reg_note.
4140 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
4142 2009-04-20 Ian Lance Taylor <iant@google.com>
4144 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
4145 (c_parser_postfix_expression_after_primary): Get VEC for list of
4146 arguments. Get original types of arguments. Call
4147 build_function_call_vec.
4148 (cached_expr_list_1, cached_expr_list_2): New static variables.
4149 (c_parser_expr_list): Change return type to VEC *. Add
4150 p_orig_types parameter. Change all callers.
4151 (c_parser_release_expr): New static function.
4152 (c_parser_vec_to_tree_list): New static function.
4153 * c-typeck.c (build_function_call): Rewrite to build a VEC and
4154 call build_function_call_vec.
4155 (build_function_call_vec): New function, based on old
4156 build_function_call.
4157 (convert_arguments): Remove nargs and argarray parameters. Change
4158 values to a VEC. Add origtypes parameter.
4159 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
4160 (convert_for_assignment): Add origtype parameter. Change all
4161 callers. If warn_cxx_compat, check for conversion to an enum
4162 type when calling a function.
4163 (store_init_value): Add origtype parameter. Change all callers.
4164 (digest_init): Likewise.
4165 (struct init_node): Add origtype field.
4166 (add_pending_init): Add origtype parameter. Change all callers.
4167 (output_init_element): Likewise.
4168 (output_pending_init_elements): Pass origtype from init_node to
4169 output_init_element.
4170 (process_init_element): Pass origtype from c_expr to
4171 output_init_element.
4172 (c_finish_return): Add origtype parameter. Change all callers.
4173 * c-common.c (sync_resolve_size): Change params to VEC *. Change
4175 (sync_resolve_params): Likewise.
4176 (sync_resolve_return): Change params to first_param. Change caller.
4177 (resolve_overloaded_builtins): Change params to VEC *. Change
4178 callers. Save first parameter around call to build_function_call_vec.
4179 * c-decl.c (finish_decl): Add origtype parameter. Change all
4180 callers. Call build_function_call_vec rather than
4181 build_function_call for cleanup.
4182 * c-tree.h: Update declarations.
4183 * c-common.h: Update declarations.
4184 * stub-objc.c (objc_rewrite_function_call): Change parameter from
4185 params to first_param.
4186 * target.h (struct gcc_target): Change resolve_overloaded_builtin
4187 params parameter from tree to void *.
4188 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4189 Change arglist parameter to have type void *, and to be a pointer
4191 * config/rs6000/rs6000-protos.h
4192 (altivec_resolve_overloaded_builtin): Update declaration.
4193 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
4194 fnargs parameter to have type void *, and to be a pointer to a
4195 VEC. Call build_function_call_vec instead of
4196 build_function_call.
4197 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
4199 2009-04-20 Joey Ye <joey.ye@intel.com>
4200 Xuepeng Guo <xuepeng.guo@intel.com>
4201 H.J. Lu <hongjiu.lu@intel.com>
4203 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
4205 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
4206 (IX86_LEA_PRIORITY): Likewise.
4207 (distance_non_agu_define): New function.
4208 (distance_agu_use): Likewise.
4209 (ix86_lea_for_add_ok): Likewise.
4210 (ix86_dep_by_shift_count): Likewise.
4212 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
4213 should split for LEA.
4215 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
4217 (ix86_dep_by_shift_count): Likewise.
4219 2009-04-20 Richard Guenther <rguenther@suse.de>
4221 * expr.c (handled_component_p): Move ...
4222 * tree.h (handled_component_p): ... here.
4223 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
4224 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
4225 and REALPART_EXPR to be in one group.
4227 2009-04-20 Richard Guenther <rguenther@suse.de>
4229 * basic-block.h (get_all_dominated_blocks): Declare.
4230 * dominance.c (get_all_dominated_blocks): New function.
4231 * tree-cfg.c (get_all_dominated_blocks): Remove.
4232 (remove_edge_and_dominated_blocks): Adjust.
4233 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
4234 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
4235 instead of recursing.
4237 2009-04-20 Doug Kwan <dougkwan@google.com>
4239 * cgraph.h (cgraph_node_ptr): New type for vector functions.
4240 (struct cgraph_node_set_def): New type.
4241 (cgraph_node_set) New type. Also declare vector functions.
4242 (struct cgraph_node_set_element_def): New type.
4243 (cgraph_node_set_element): Ditto.
4244 (cgraph_node_set_iterator): New iterator type.
4245 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
4246 cgraph_node_set_remove, dump_cgraph_node_set,
4247 debug_cgraph_node_set): New prototypes.
4248 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
4249 cgraph_node_set_size): New inlines.
4250 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
4252 (struct ipa_opt_pass): Add struct cgraph_node_set_def
4253 argument to function 'write_summary'.
4254 * ipa.c: Include ggc.h.
4255 (hash_cgraph_node_set_element,
4256 eq_cgraph_node_set_element, cgraph_node_set_new,
4257 cgraph_node_set_add, cgraph_node_set_remove,
4258 cgraph_node_set_find, dump_cgraph_node_set,
4259 debug_cgraph_node_set): New functions.
4260 * Makefile.in (ipa.o): Add dependency on GGC_H.
4262 2009-04-20 Ira Rosen <irar@il.ibm.com>
4264 PR tree-optimization/39675
4265 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
4266 check of the return code of vect_schedule_slp. Check that
4267 stmt_vec_info still exists for the statement, before checking its
4270 2009-04-20 Michael Matz <matz@suse.de>
4272 * Makefile.in (generated_files): Take out $(simple_generated_c).
4274 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
4276 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
4277 (UINTPTR_TYPE): Likewise.
4279 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4282 * c-typeck.c (digest_init): Check for initializing an array with a
4285 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4288 * c-semantics.c (pop_stmt_list): Propagate
4289 STATEMENT_LIST_HAS_LABEL to parent statement list.
4291 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
4293 * config/mips/mips.h (mips_tune_attr): New macro.
4294 * config/mips/mips.md (cpu): Use it.
4296 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4299 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
4302 2009-04-19 Diego Novillo <dnovillo@google.com>
4304 * toplev.c (compile_file): Move call to coverage_finish ...
4305 * cgraphunit.c (ipa_passes): ... here.
4306 Call cgraph_process_new_functions.
4307 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
4308 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
4310 2009-04-19 Jan Hubicka <jh@suse.cz>
4312 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
4314 (dump_cgraph_node): Dump can throw external flag.
4315 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
4317 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4321 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
4322 * common.opt (Wlogical-op): Move from here...
4323 * c.opt (Wlogical-op): ... to here.
4324 * c-typeck.c (parser_build_binary_op): Update call to
4325 warn_logical_operator.
4326 * c-opts.c (c_common_post_options): Enable warn_logical_op with
4328 * c-common.c (warn_logical_op): Update.
4329 * c-common.h (warn_logical_op): Update declaration.
4331 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
4333 * tree.c (protected_set_expr_location): Fix formatting.
4335 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4338 * c-typeck.c (readonly_warning): new.
4339 (build_unary_op, build_modify_expr): Use readonly_warning for
4340 storing into something readonly but not const-qualified.
4342 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4345 * c-typeck.c (build_unary_op): Check for taking address of
4346 expression of type void.
4348 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4351 * c-typeck.c (build_function_call): Check for calling a function
4352 with qualified void return types. Call require_complete_type when
4355 2009-04-18 Jan Hubicka <jh@suse.cz>
4357 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
4359 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
4360 can_throw_external flag.
4361 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
4362 * ipa-pure-const.c (ignore_edge): New function.
4363 (propagate): Compute order for NOTHROW computation; set NOTHROWs
4364 only over can_throw_external edges.
4365 (local_pure_const): Add nothrow flag.
4366 * ipa-utils.c (searchc): Add ignore_edge callback.
4367 (ipa_utils_reduced_inorder): Add ignore_edge callback.
4368 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
4369 (set_nothrow_function_flags): Update cgraph.
4370 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
4372 2009-04-18 Richard Guenther <rguenther@suse.de>
4375 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
4376 (fold_stmt): ... this and ...
4377 (fold_stmt_inplace): ... this.
4378 (fold_stmt_1): Fold references in calls and asms.
4379 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
4381 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4383 * tree-vrp.c (ssa_name_nonzero_p): Remove.
4384 * tree.h: Remove the prototype for ssa_name_nonzero_p.
4386 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4388 * tree.c (function_args_count): Remove.
4389 * tree.h: Remove the prototype for function_args_count.
4391 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4393 * tree-iterator.c (expr_only): Remove.
4394 * tree.h: Remove the prototype for expr_only.
4396 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4398 * reginfo.c (cannot_change_mode_set_regs): Remove.
4399 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
4401 2009-04-08 Anatoly Sokolov <aesok@post.ru>
4403 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
4404 whether operands 0 and 1 overlaps.
4406 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
4409 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
4410 pointer. Use warning_at instead of warning.
4411 (search_for_addr_array): Likewise.
4412 (check_array_bounds): Likewise.
4413 (check_all_array_refs): Check that the incoming edge is not in the
4414 list of edges to be removed.
4415 (check_all_array_refs): Avoid the temporal pointer.
4416 (vrp_visit_cond_stmt): Fix typo.
4417 (simplify_switch_using_ranges): Handle the case where the switch
4418 index is an integer constant.
4420 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
4422 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
4424 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4426 * doc/extend.texi, doc/invoke.texi: Fix typos.
4428 2009-04-17 Cary Coutant <ccoutant@google.com>
4430 * tree-flow-inline.h (get_lineno): Fix inverted test.
4432 2009-04-17 Diego Novillo <dnovillo@google.com>
4434 * tree-ssa-pre.c (create_expression_by_pieces): Remove
4435 assertion for AVAIL_OUT.
4437 2009-04-17 Mike Frysinger <vapier@gentoo.org>
4440 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
4441 * config/sh/linux-atomic.asm: Likewise.
4443 2009-04-17 Diego Novillo <dnovillo@google.com>
4445 * except.c (debug_eh_tree): New.
4446 (struct eh_region, struct eh_status): Move ...
4447 * except.h: ... here.
4448 (add_type_for_runtime): Declare extern.
4449 (lookup_type_for_runtime): Likewise.
4450 (debug_eh_tree): Declare.
4451 * Makefile.in (GTFILES): List except.h before except.c
4453 2009-04-17 Diego Novillo <dnovillo@google.com>
4455 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
4456 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
4457 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
4458 (find_vars_r): ... here.
4459 * tree-flow.h (find_referenced_vars_in): Declare.
4460 * tree-ssa-pre.c (create_expression_by_pieces): Assert
4461 that AVAIL_OUT exists for BLOCK.
4462 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
4463 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
4464 (tree-parloops.o): Likewise.
4466 2009-04-17 Simon Baldwin <simonb@google.com>
4468 * toplev.c (default_tree_printer): Add handling for %E format.
4470 2009-04-17 Diego Novillo <dnovillo@google.com>
4472 * tree-pretty-print.c (dump_generic_node): Add break after
4473 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
4474 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
4475 FUNCTION_TYPE together. Call print_struct_decl when printing
4476 structures and TDF_SLIM is not given.
4477 (print_struct_decl): Fix logic for detecting recursion.
4479 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4482 * gcc.c (create_at_file): New.
4483 (compile_input_file_p): New.
4484 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
4485 * main.c (main): Update call to toplev_main.
4486 * toplev.c (toplev_main): Change signature. Call expandargv.
4487 * toplev.h (toplev_main): Change signature.
4489 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4491 * dwarf2out.c (field_byte_offset): Use the type size as the field size
4492 if the latter is not constant.
4494 2009-04-17 David Edelsohn <edelsohn@gnu.org>
4496 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
4498 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4500 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
4501 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
4503 2009-04-17 Richard Guenther <rguenther@suse.de>
4505 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4506 Handle component references view-converting an invariant address.
4508 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
4510 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
4511 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
4512 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
4513 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
4514 Use @deftypevr rather than @deftypevar.
4516 2009-04-17 Richard Guenther <rguenther@suse.de>
4518 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
4519 (get_prop_source_stmt): Likewise.
4520 (can_propagate_from): Likewise.
4522 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
4524 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
4525 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
4526 (--with-multilib-list): Add default value.
4527 * configure: Regenerate.
4528 * Makefile.in (TM_ENDIAN_CONFIG): Define.
4529 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
4530 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
4531 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
4532 Don't add default cpu to multilib list unnecessarily, but do enable
4533 the relevant compiler option..
4534 Add support for --with-multilib-list=<blank> and
4535 --with-multilib-list=!<somelib> to supress unwanted multilibs.
4536 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
4537 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
4538 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
4540 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
4541 (MULTILIB_OSDIRNAMES): New variable.
4542 * config/sh/t-1e: Delete file.
4543 * config/sh/t-mlib-sh1: Delete file.
4544 * config/sh/t-mlib-sh2: Delete file.
4545 * config/sh/t-mlib-sh2a: Delete file.
4546 * config/sh/t-mlib-sh2a-nofpu: Delete file.
4547 * config/sh/t-mlib-sh2a-single: Delete file.
4548 * config/sh/t-mlib-sh2a-single-only: Delete file.
4549 * config/sh/t-mlib-sh2e: Delete file.
4550 * config/sh/t-mlib-sh3e: Delete file.
4551 * config/sh/t-mlib-sh4: Delete file.
4552 * config/sh/t-mlib-sh4-nofpu: Delete file.
4553 * config/sh/t-mlib-sh4-single: Delete file.
4554 * config/sh/t-mlib-sh4-single-only: Delete file.
4555 * config/sh/t-mlib-sh4a: Delete file.
4556 * config/sh/t-mlib-sh4a-nofpu: Delete file.
4557 * config/sh/t-mlib-sh4a-single: Delete file.
4558 * config/sh/t-mlib-sh4a-single-only: Delete file.
4559 * config/sh/t-mlib-sh4al: Delete file.
4560 * config/sh/t-mlib-sh5-32media: Delete file.
4561 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
4562 * config/sh/t-mlib-sh5-64media: Delete file.
4563 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
4564 * config/sh/t-mlib-sh5-compact: Delete file.
4565 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
4566 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
4567 * doc/install.texi (Options specification): Add
4568 --with-multilib-list and --with-endian.
4570 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4572 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
4574 (OBJS-common): Add plugin-version.o.
4575 (plugin-version.o): New.
4576 * gcc-plugin.h (plugin_gcc_version): New.
4577 (plugin_default_version_check): New.
4578 (plugin_init_func, plugin_init): Add version argument.
4579 * plugin-version.c: New.
4580 * plugin.c (str_plugin_gcc_version_name): New.
4581 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
4582 pass it to the init function.
4583 (plugin_default_version_check): New.
4585 2009-04-17 Richard Guenther <rguenther@suse.de>
4587 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
4588 for decl-vs-decl disambiguation.
4590 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
4592 * config/s390/s390.h (s390_tune_attr): New macro definition.
4593 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
4595 2009-04-17 Richard Guenther <rguenther@suse.de>
4597 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
4598 (fold_stmt_r): Likewise.
4599 (maybe_fold_reference): New function.
4600 (fold_gimple_assign): Handle cases fold_stmt_r did.
4601 (fold_stmt): Do not use fold_stmt_r.
4602 (fold_stmt_inplace): Likewise.
4604 2009-04-17 Richard Guenther <rguenther@suse.de>
4606 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
4607 (record_equivalences_from_stmt): Remove useless checks and
4609 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
4610 the type is already suitable.
4612 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
4614 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
4616 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
4618 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
4619 (CMPtype): Define as __gcc_CMPtype.
4621 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
4623 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
4624 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
4626 2009-04-17 Richard Guenther <rguenther@suse.de>
4628 PR tree-optimization/39746
4629 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
4630 special-casing for builtins and static variable use/def.
4631 (call_may_clobber_ref_p_1): Likewise.
4633 2009-04-16 Ian Lance Taylor <iant@google.com>
4635 * df.h: Include "timevar.h".
4636 (struct df_problem): Change tv_id field to timevar_id_t.
4637 * tree-pass.h: Include "timevar.h".
4638 (struct opt_pass): Change tv_id field to timevar_id_t.
4639 * timevar.h (timevar_id_t): Define TV_NONE.
4640 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
4641 TV_NONE rather than tv_id != 0.
4642 (execute_one_pass): Likewise.
4643 * Makefile.in (DF_H): Add $(TIMEVAR_H).
4644 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
4645 dependencies to $(TREE_PASS_H).
4646 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
4648 (pass_branch_target_load_optimize2): Likewise.
4649 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
4650 (pass_outof_cfg_layout_mode): Likewise.
4651 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
4652 (pass_rebuild_cgraph_edges): Likewise.
4653 (pass_remove_cgraph_callee_edges): Likewise.
4654 * df-core.c (pass_df_initialize_opt): Likewise.
4655 (pass_df_initialize_no_opt): Likewise.
4656 (pass_df_finish): Likewise.
4657 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
4658 * except.c (pass_set_nothrow_function_flags): Likewise.
4659 (pass_convert_to_eh_region_ranges): Likewise.
4660 * final.c (pass_compute_alignments): Likewise.
4661 * function.c (pass_instantiate_virtual_regs): Likewise.
4662 (pass_init_function): Likewise.
4663 (pass_leaf_regs): Likewise.
4664 (pass_match_asm_constraints): Likewise.
4665 * gimple-low.c (pass_lower_cf): Likewise.
4666 (pass_mark_used_blocks): Likewise.
4667 * init-regs.c (pass_initialize_regs): Likewise.
4668 * integrate.c (pass_initial_value_sets): Likewise.
4669 * ira.c (pass_ira): Likewise.
4670 * jump.c (pass_cleanup_barriers): Likewise.
4671 * omp-low.c (pass_expand_omp): Likewise.
4672 (pass_lower_omp): Likewise.
4673 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
4674 * recog.c (pass_split_all_insns): Likewise.
4675 (pass_split_after_reload): Likewise.
4676 (pass_split_before_regstack): Likewise.
4677 (pass_split_before_sched2): Likewise.
4678 (pass_split_for_shorten_branches): Likewise.
4679 * reginfo.c (pass_reginfo_init): Likewise.
4680 (pass_subregs_of_mode_init): Likewise.
4681 (pass_subregs_of_mode_finish): Likewise.
4682 * passes.c (pass_postreload): Likewise.
4683 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
4684 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
4685 (pass_warn_function_return): Likewise.
4686 (pass_warn_function_noreturn): Likewise.
4687 * tree-complex.c (pass_lower_complex): Likewise.
4688 (pass_lower_complex_O0): Likewise.
4689 * tree-if-conv.c (pass_if_conversion): Likewise.
4690 * tree-into-ssa.c (pass_build_ssa): Likewise.
4691 * tree-mudflap.c (pass_mudflap_1): Likewise.
4692 (pass_mudflap_2): Likewise.
4693 * tree-nomudflap.c (pass_mudflap_1): Likewise.
4694 (pass_mudflap_2): Likewise.
4695 * tree-nrv.c (pass_return_slot): Likewise.
4696 * tree-object-size.c (pass_object_sizes): Likewise.
4697 * tree-optimize.c (pass_all_optimizations): Likewise.
4698 (pass_early_local_passes): Likewise.
4699 (pass_all_early_optimizations): Likewise.
4700 (pass_cleanup_cfg): Likewise.
4701 (pass_cleanup_cfg_post_optimizing): Likewise.
4702 (pass_free_datastructures): Likewise.
4703 (pass_free_cfg_annotations): Likewise.
4704 (pass_fixup_cfg): Likewise.
4705 (pass_init_datastructures): Likewise.
4706 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
4707 (pass_late_warn_uninitialized): Likewise.
4708 (pass_update_address_taken): Likewise.
4709 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
4710 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
4711 (pass_cse_sincos): Likewise.
4712 (pass_convert_to_rsqrt): Likewise.
4713 * tree-ssa-structalias.c (pass_build_alias): Likewise.
4714 * tree-stdarg.c (pass_stdarg): Likewise.
4715 * tree-tailcall.c (pass_tail_recursion): Likewise.
4716 (pass_tail_calls): Likewise.
4717 * tree-vect-generic.c (pass_lower_vector): Likewise.
4718 (pass_lower_vector_ssa): Likewise.
4719 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
4721 2009-04-16 Joseph Myers <joseph@codesourcery.com>
4723 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
4725 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
4727 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
4728 logical and signext.
4730 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
4733 * config/sh/predicates.md (arith_operand): Check if the operand
4734 of TRUNCATE is a REG.
4736 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4738 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4739 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4741 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4743 * tree-iterator.c (tsi_split_statement_list_after,
4744 tsi_split_statement_list_before): Remove.
4745 * tree-iterator.h: Remove the prototypes for
4746 tsi_split_statement_list_after and tsi_split_statement_list_before.
4748 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4750 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
4751 * tree-ssa-propagate.h: Remove the prototype for
4752 stmt_makes_single_load.
4754 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4756 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
4757 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
4759 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4761 * tree-iterator.c (EXPR_LAST_BODY): Remove.
4763 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4765 * except.c (eh_region_outer_p): Remove.
4766 * except.h: Remove the prototype for eh_region_outer_p.
4768 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4770 * function.c (current_function_assembler_name): Remove.
4771 * function.h: Remove the prototype for
4772 current_function_assembler_name.
4774 2009-04-16 Ian Lance Taylor <iant@google.com>
4776 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
4777 (add_reg_note): Call alloc_reg_note.
4778 * rtl.h (alloc_reg_note): Declare.
4779 * combine.c (try_combine): Use alloc_reg_note.
4780 (recog_for_combine, move_deaths): Likewise.
4781 (distribute_notes): Use alloc_reg_note and add_reg_note.
4782 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
4783 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
4784 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
4786 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
4788 PR rtl-optimization/39762
4789 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
4790 ira_may_move_out_cost): Add comments about way of their usage.
4791 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
4793 * ira-conflicts.c (process_regs_for_copy): Use function
4794 ira_get_register_move_cost instead of global
4795 ira_register_move_cost.
4797 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
4798 color_pass, move_spill_restore, update_curr_costs): Ditto.
4800 * ira-lives.c (process_single_reg_class_operands): Ditto.
4802 * ira-emit.c (emit_move_list): Ditto.
4804 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
4805 (record_reg_classes): Ditto. Use functions
4806 ira_get_register_move_cost and ira_get_may_move_cost instead of
4807 global vars ira_register_move_cost, ira_may_move_out_cost and
4808 ira_may_move_in_cost.
4809 (record_address_regs): Don't call ira_init_register_move_cost.
4810 Use function ira_get_may_move_cost instead of global
4811 ira_may_move_in_cost.
4812 (process_bb_node_for_hard_reg_moves): Use function
4813 ira_get_register_move_cost instead of global ira_register_move_cost.
4814 (ira_costs): Don't call ira_init_register_move_cost.
4816 2009-04-16 Richard Guenther <rguenther@suse.de>
4818 * tree-cfg.c (verify_gimple_assign_binary):
4819 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
4820 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
4821 (create_general_new_stmt): Note that this function is broken.
4823 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4825 * common.opt (fhelp): Add Var(help_flag).
4826 * gcc-plugin.h (plugin_info): Add help.
4827 * plugin.c (plugin_name_args): Add help.
4828 (register_plugin_info): Set plugin->help.
4829 (print_help_one_plugin): New.
4830 (print_plugins_help): New.
4831 * plugin.h (print_plugins_help): New.
4832 * toplev.c (toplev_main): Call print_plugins_help if needed.
4834 2009-04-16 Richard Guenther <rguenther@suse.de>
4836 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
4837 (gimple_ior_addresses_taken_1): New function.
4838 (gimple_ior_addresses_taken): Likewise.
4839 * gimple.h (struct gimple_statement_with_ops_base): Remove
4840 addresses_taken member.
4841 (gimple_ior_addresses_taken): Declare.
4842 (gimple_addresses_taken, gimple_addresses_taken_ptr,
4843 gimple_set_addresses_taken): Remove.
4844 * ipa-reference.c (mark_address): New function.
4845 (scan_stmt_for_static_refs): Use it for marking addresses taken.
4846 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
4847 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
4848 (gimple_add_to_addresses_taken): Remove.
4849 (get_tmr_operands): Call mark_address_taken.
4850 (get_asm_expr_operands): Likewise.
4851 (get_expr_operands): Likewise.
4852 (build_ssa_operands): Do not clear the addresses_taken bitmap.
4853 (free_stmt_operands): Do not free it.
4854 * tree-ssa.c (delete_tree_ssa): Likewise.
4855 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
4857 2009-04-16 Richard Guenther <rguenther@suse.de>
4859 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
4860 (walk_stmt_load_store_ops): Likewise.
4861 * gimple.c (get_base_loadstore): New function.
4862 (walk_stmt_load_store_addr_ops): Likewise.
4863 (walk_stmt_load_store_ops): Likewise.
4864 * ipa-pure-const.c (check_op): Simplify.
4865 (check_load, check_store): New functions.
4866 (check_stmt): Use walk_stmt_load_store_ops.
4867 * ipa-reference.c (mark_load): Adjust signature.
4868 (mark_store): Likewise.
4869 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
4871 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4873 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
4875 * opts.c (common_handle_option): Don't call print_version.
4876 * plugin.c (plugin_name_args): Add version.
4877 (register_plugin_info): New.
4878 (register_callback): Handle PLUGIN_INFO.
4879 (try_init_one_plugin): New.
4880 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
4882 (finalize_one_plugin): New.
4883 (finalize_plugins): New.
4884 (print_one_plugin): New.
4885 (print_plugins_versions): New.
4886 * plugin.h (print_plugins_versions): New.
4887 (finalize_plugins): New.
4888 * toplev.c (compile_file): Don't call initialize_plugins.
4889 (print_version): Call print_plugins_versions.
4890 (toplev_main): Call initialize_plugins. Print version if needed.
4891 Call finalize_plugins.
4893 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4895 * common.opt (fversion): New.
4896 * gcc.c (print_version): New.
4897 (process_command): Don't print the version. Just set print_version.
4898 (main): Print version. Call subprocesses if print_version and
4899 verbose_flag are set.
4900 * opts.c (common_handle_option): Handle OPT_fversion.
4902 2009-04-16 Richard Guenther <rguenther@suse.de>
4903 Ira Rosen <irar@il.ibm.com>
4905 PR tree-optimization/39698
4906 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
4907 type of the reduction variable. Only generate the def if
4910 * omp-low.c (expand_omp_for_generic): When converting to a pointer
4911 make sure to first convert to an integer of the same precision.
4912 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
4913 the type of the evolution correctly in computing the new
4914 induction variable base.
4916 2009-04-16 Richard Guenther <rguenther@suse.de>
4919 * tree-cfg.c (make_blocks): Split statements with to-be
4920 abnormal SSA names on the lhs.
4922 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
4924 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
4925 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
4926 * c-typeck.c (really_start_incremental_init): Likewise.
4927 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
4928 (TARGET_INITIALIZER): Remove it.
4929 * target.h (struct target): Remove vector_opaque_p.
4930 * tree.c (build_opaque_vector_type): New.
4931 * tree.h (TYPE_VECTOR_OPAQUE): New.
4932 (build_opaque_vector_type): Declare.
4933 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
4934 * config/rs6000/rs6000.c (build_opaque_vector_type,
4935 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
4936 (rs6000_init_builtins): Use build_opaque_vector_type for
4937 opaque_V4SI_type_node.
4939 2009-04-15 Catherine Moore <clm@codesourcery.com>
4941 * debug.h (set_name): Declare.
4942 * dwarf2out.c (dwarf2out_set_name): Declare.
4943 (dwarf2_debug_hooks): Add set_name.
4944 (find_AT_string): New.
4945 (add_AT_string): Call find_AT_string.
4946 (dwarf2out_set_name): New.
4947 * cp/decl.c (grokdeclarator): Call set_name.
4948 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
4949 * debug.c (do_nothing_debug_hooks): Likewise.
4950 * dbxout.c (dbx_debug_hooks): Likewise.
4951 * sdbout.c (sdb_debug_hooks): Likewise.
4953 2009-04-15 Michael Eager <eager@eagercon.com>
4955 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
4956 reg for single-precision FPU.
4957 * config/rs6000/rs6000.md (movsi_internal1): Only for
4959 (movsi_internal1_single): New. Add pattern to move SI values to/from
4960 single-precision FP regs.
4962 2009-04-15 Richard Guenther <rguenther@suse.de>
4964 * omp-low.c (lower_rec_input_clauses): Build correct address
4966 (expand_omp_for_generic): Fix multiplication type.
4967 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
4968 (generate_memset_zero): Fix types.
4969 * tree-profile.c (prepare_instrumented_value): Correctly
4972 2009-04-15 Ian Lance Taylor <iant@google.com>
4974 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
4975 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
4976 for -Wall and for -Wc++-compat.
4977 (c_common_post_options): For C++, set warn_enum_compare if not
4979 * c-tree.h (struct c_expr): Add field original_type.
4980 (build_external_ref): Update declaration.
4981 * c-parser.c (c_parser_braced_init): Set original_type.
4982 (c_parser_initelt): Likewise.
4983 (c_parser_expr_no_commas): Likewise.
4984 (c_parser_conditional_expression): Likewise.
4985 (c_parser_cast_expression): Likewise.
4986 (c_parser_unary_expression): Likewise. Pull setting of
4987 original_code to top of function.
4988 (c_parser_sizeof_expression): Set original_type.
4989 (c_parser_alignof_expression): Likewise.
4990 (c_parser_postfix_expression): Likewise. Pull setting of
4991 original_code to top of function.
4992 (c_parser_postfix_expression_after_paren_type): Set original_type.
4993 (c_parser_postfix_expression_after_primary): Likewise.
4994 (c_parser_expression): Likewise.
4995 * c-typeck.c (build_external_ref): Add type parameter. Change all
4997 (c_expr_sizeof_expr): Set original_type field.
4998 (parser_build_unary_op): Likewise.
4999 (parser_build_binary_op): Likewise. Optionally warn about
5000 comparisons of enums of different types.
5001 (digest_init): Set original_type field.
5002 (really_start_incremental_init): Likewise.
5003 (push_init_level, pop_init_level): Likewise.
5004 * doc/invoke.texi (Warning Options): -Wenum-compare now
5007 2009-04-15 Richard Guenther <rguenther@suse.de>
5009 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
5010 out a necessary conversion.
5011 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
5012 names we didn't value number.
5013 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
5015 2009-04-15 Richard Guenther <rguenther@suse.de>
5017 PR tree-optimization/39764
5018 * tree-ssa-ccp.c (get_value): Canonicalize value with
5019 canonicalize_float_value.
5021 2009-04-15 Jan Hubicka <jh@suse.cz>
5023 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
5024 Wrong version of patch.
5026 2009-04-15 Jan Hubicka <jh@suse.cz>
5028 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
5030 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
5032 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
5033 our distinct integral and vector types.
5035 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
5037 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
5038 * init.c (build_vtbl_address): Remove call to assemble_external.
5040 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
5042 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
5043 output for other floating point modes.
5045 2009-04-14 Diego Novillo <dnovillo@google.com>
5047 * diagnostic.c (diagnostic_report_diagnostic): Do not
5048 warn about loaded plugins for DK_ERROR and DK_WARNING.
5049 * c-decl.c (declspecs_add_type): Move call to
5050 invoke_plugin_callbacks ...
5051 * c-parser.c (c_parser_declspecs): ... here.
5052 * plugin.c (dump_active_plugins): Tidy output.
5054 2009-04-14 Diego Novillo <dnovillo@google.com>
5055 Le-Chun Wu <lcwu@google.com>
5057 * configure.ac: Add --enable-plugin support.
5058 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
5059 * Makefile.in (PLUGIN_H): Define.
5060 Export ENABLE_PLUGIN and GMPINC to site.exp.
5061 Add PLUGINLIBS to link command.
5062 Add/modify dependencies for plugin.o and files including plugin.h.
5064 * config.in: Regenerate.
5066 * opts.c (common_handle_option): Handle OPT_fplugin_ and
5069 2009-04-14 Le-Chun Wu <lcwu@google.com>
5071 * tree-pass.h (register_one_dump_file): Add a prototype for
5072 register_one_dump_file.
5073 * toplev.c (compile_file): Call initialize_plugins.
5074 (do_compile): Call invoke_plugin_callbacks.
5075 (toplev_main): Call invoke_plugin_callbacks.
5076 * common.opt: Add -fplugin= and -fplugin-arg-.
5077 * gcc-plugin.h: New public header file for plugins to include.
5078 * plugin.c: New source file.
5079 * plugin.h: New internal header file.
5080 * passes.c (register_one_dump_file): Make it external.
5082 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
5084 2009-04-14 Diego Novillo <dnovillo@google.com>
5086 * doc/plugins.texi: New.
5087 * doc/gccint.texi: Add reference to Plugins chapter.
5088 * doc/invoke.texi: Document -fplugin and -fplugin-arg
5089 * diagnostic.c (diagnostic_report_diagnostic): Warn about
5090 loaded plugins, if any.
5091 * timevar.def (TV_PLUGIN_INIT): Define.
5092 (TV_PLUGIN_RUN): Define.
5093 * plugin.c: Include timevar.h
5094 (plugins_active_p): New.
5095 (dump_active_plugins): New.
5096 (debug_active_plugins): New.
5098 2009-04-14 Joseph Myers <joseph@codesourcery.com>
5100 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
5102 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
5104 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
5106 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
5107 the same as a minus without a shift.
5109 2009-04-14 Nick Clifton <nickc@redhat.com>
5111 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
5112 comparisons with small integers will always produce a short
5115 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
5118 2008-12-19 Diego Novillo <dnovillo@google.com>
5120 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
5122 2009-04-14 Richard Guenther <rguenther@suse.de>
5124 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
5126 (verify_gimple_assign_binary): Likewise. Handle shifts and
5128 (verify_gimple_phi): Print the mismatched argument position.
5129 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
5131 (vect_update_init_of_dr): Likewise.
5132 * matrix-reorg.c (transform_access_sites): Do what the
5134 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
5136 2009-04-13 Michael Eager <eager@eagercon.com>
5138 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
5139 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
5140 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
5141 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
5142 remove duplicate config
5144 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5146 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
5147 file_name:line_number type locator of the call site.
5149 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
5151 * genautomata.c: Put blank after comma.
5152 (automaton_decls): New.
5153 (struct unit_usage): Add comments to member next.
5154 (store_alt_unit_usage): Keep the list ordered.
5155 (unit_present_on_list_p, equal_alternatives_p): New.
5156 (check_regexp_units_distribution): Check units distribution
5157 correctness correctly.
5158 (main): Don't write automata if error is found. Return correct
5161 * config/m68k/cf.md (cfv4_ds): Remove.
5162 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
5163 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
5165 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
5166 power4-load-ext, power4-store, power4-store-update,
5167 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
5168 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
5169 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
5170 power4-sqrt, power4-isync): Modify reservation to make correct
5171 unit distribution to automata.
5173 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
5174 power5-store-update, power5-two, power5-three, power5-lmul,
5175 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
5177 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
5179 * except.c (pass_set_nothrow_function_flags): Set name and add
5181 (set_nothrow_function_flags): Mention in the dump file when
5182 changing a function to nothrow.
5184 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
5187 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
5188 instead of unsigned long.
5190 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5192 * config/arm/arm.c (return_used_this_function): Remove.
5193 (arm_output_function_prologue): Remove use of
5194 return_used_this_function.
5195 (output_return_instruction): Replace use of
5196 return_used_this_function
5197 by cfun->machine->return_used_this_function.
5198 (arm_output_epilogue): Likewise.
5199 (arm_output_function_epilogue): Likewise.
5200 (thumb_unexpanded_epilogue): Likewise.
5201 * config/arm/arm.h (struct machine_function):
5202 New member return_used_this_function.
5204 2009-04-12 Mark Mitchell <mark@codesourcery.com>
5206 * doc/install.texi: Correct description of default directory for
5207 --with-gxx-include-dir.
5209 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
5211 * fold-const.c (build_range_check): Properly deal with enumeral and
5214 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
5216 * doc/invoke.texi (max_gcse_passes): Remove documentation.
5217 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
5218 * params.h (MAX_GCSE_PASSES): Remove.
5219 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
5220 in sequence. Remove ability to run multiple passes.
5221 (bypass_jumps): Report run as third CPROP pass.
5223 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
5226 * except.c (can_throw_external): Look at each insn in a SEQUENCE
5227 when deciding whether the whole SEQUENCE can throw.
5229 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
5232 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
5233 offseted label references.
5235 2009-04-11 Jan Hubicka <jh@suse.cz>
5237 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
5239 2009-04-11 Richard Guenther <rguenther@suse.de>
5242 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
5243 return variables as TREE_ADDRESSABLE.
5245 2009-04-11 Richard Guenther <rguenther@suse.de>
5247 PR tree-optimization/39713
5248 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
5249 reference trees have SSA_NAME operands.
5251 2009-04-11 Richard Guenther <rguenther@suse.de>
5254 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
5255 address expressions.
5257 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
5259 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
5260 match changes in Cygwin 1.7
5261 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
5262 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
5264 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5266 PR tree-optimization/39701
5267 * doc/invoke.texi (Optimization Options): Document change in
5268 meaning and initialization of -fdelete-null-pointer-checks.
5270 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5273 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
5275 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
5278 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
5280 2009-04-10 Chao-ying Fu <fu@mips.com>
5282 * doc/tm.texi (Instruction Output): Document
5283 TARGET_ASM_FINAL_POSTSCAN_INSN.
5284 * target.h (final_postscan_insn): New field in asm_out.
5285 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5286 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
5287 * final.c (final_scan_insn): Call
5288 targetm.asm_out.final_postscan_insn after outputting
5289 an asm macro and a normal instruction.
5291 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
5292 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
5293 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
5294 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
5295 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5297 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5300 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
5301 variables as non-NULL even with -fdelete-null-pointer-checks.
5303 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5305 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
5307 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
5310 * config/i386/i386.c (classify_argument): Handle SCmode with
5311 (bit_offset % 64) != 0.
5313 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
5315 * doc/invoke.texi (Optimize Options): Add cross-reference to
5316 -Q --help=optimizers examples.
5318 2009-04-10 Ben Elliston <bje@au.ibm.com>
5321 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
5322 regalign for the reg == fpr and TDmode case.
5324 2009-04-09 David Ayers <ayers@fsfe.org>
5327 * objc/objc-act.c (warn_with_method): Remove helper function.
5328 (check_duplicates): Call warning and inform directly.
5329 (really_start_method): Likewise.
5331 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5333 * expmed.c (expand_divmod): Always use a comparison for a division
5334 by a large unsigned integer.
5336 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
5337 for things others than variables or functions as nonzero.
5339 2009-04-09 Nick Clifton <nickc@redhat.com>
5341 * unwind-compat.c: Change copyright header to refer to version
5342 3 of the GNU General Public License with version 3.1 of the
5343 GCC Runtime Library Exception and to point readers at the
5344 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
5345 * config/alpha/crtfastmath.c: Likewise.
5346 * config/alpha/linux-unwind.h: Likewise.
5347 * config/alpha/qrnnd.asm: Likewise.
5348 * config/alpha/vms-crt0-64.c: Likewise.
5349 * config/alpha/vms-crt0.c: Likewise.
5350 * config/alpha/vms-dwarf2.asm: Likewise.
5351 * config/alpha/vms-dwarf2eh.asm: Likewise.
5352 * config/alpha/vms-psxcrt0-64.c: Likewise.
5353 * config/alpha/vms-psxcrt0.c: Likewise.
5354 * config/alpha/vms_tramp.asm: Likewise.
5355 * config/arc/initfini.c: Likewise.
5356 * config/arc/lib1funcs.asm: Likewise.
5357 * config/arm/bpabi-v6m.S: Likewise.
5358 * config/arm/bpabi.S: Likewise.
5359 * config/arm/bpabi.c: Likewise.
5360 * config/arm/crti.asm: Likewise.
5361 * config/arm/crtn.asm: Likewise.
5362 * config/arm/ieee754-df.S: Likewise.
5363 * config/arm/ieee754-sf.S: Likewise.
5364 * config/arm/lib1funcs.asm: Likewise.
5365 * config/arm/libunwind.S: Likewise.
5366 * config/arm/linux-atomic.c: Likewise.
5367 * config/arm/mmintrin.h: Likewise.
5368 * config/arm/pr-support.c: Likewise.
5369 * config/arm/unaligned-funcs.c: Likewise.
5370 * config/arm/unwind-arm.c: Likewise.
5371 * config/arm/unwind-arm.h: Likewise.
5372 * config/avr/libgcc.S: Likewise.
5373 * config/bfin/crti.s: Likewise.
5374 * config/bfin/crtlibid.s: Likewise.
5375 * config/bfin/crtn.s: Likewise.
5376 * config/bfin/lib1funcs.asm: Likewise.
5377 * config/bfin/linux-unwind.h: Likewise.
5378 * config/cris/arit.c: Likewise.
5379 * config/cris/cris_abi_symbol.c: Likewise.
5380 * config/darwin-64.c: Likewise.
5381 * config/darwin-crt2.c: Likewise.
5382 * config/darwin-crt3.c: Likewise.
5383 * config/darwin.h: Likewise.
5384 * config/dbxelf.h: Likewise.
5385 * config/dfp-bit.c: Likewise.
5386 * config/dfp-bit.h: Likewise.
5387 * config/elfos.h: Likewise.
5388 * config/fixed-bit.c: Likewise.
5389 * config/fixed-bit.h: Likewise.
5390 * config/fp-bit.c: Likewise.
5391 * config/fp-bit.h: Likewise.
5392 * config/fr30/crti.asm: Likewise.
5393 * config/fr30/crtn.asm: Likewise.
5394 * config/fr30/lib1funcs.asm: Likewise.
5395 * config/freebsd-spec.h: Likewise.
5396 * config/frv/cmovd.c: Likewise.
5397 * config/frv/cmovh.c: Likewise.
5398 * config/frv/cmovw.c: Likewise.
5399 * config/frv/frvbegin.c: Likewise.
5400 * config/frv/frvend.c: Likewise.
5401 * config/frv/lib1funcs.asm: Likewise.
5402 * config/glibc-stdint.h: Likewise.
5403 * config/h8300/clzhi2.c: Likewise.
5404 * config/h8300/crti.asm: Likewise.
5405 * config/h8300/crtn.asm: Likewise.
5406 * config/h8300/ctzhi2.c: Likewise.
5407 * config/h8300/fixunssfsi.c: Likewise.
5408 * config/h8300/lib1funcs.asm: Likewise.
5409 * config/h8300/parityhi2.c: Likewise.
5410 * config/h8300/popcounthi2.c: Likewise.
5411 * config/i386/ammintrin.h: Likewise.
5412 * config/i386/att.h: Likewise.
5413 * config/i386/avxintrin.h: Likewise.
5414 * config/i386/biarch64.h: Likewise.
5415 * config/i386/bmmintrin.h: Likewise.
5416 * config/i386/cpuid.h: Likewise.
5417 * config/i386/cross-stdarg.h: Likewise.
5418 * config/i386/crtfastmath.c: Likewise.
5419 * config/i386/crtprec.c: Likewise.
5420 * config/i386/cygming-crtbegin.c: Likewise.
5421 * config/i386/cygming-crtend.c: Likewise.
5422 * config/i386/cygwin.asm: Likewise.
5423 * config/i386/emmintrin.h: Likewise.
5424 * config/i386/gmm_malloc.h: Likewise.
5425 * config/i386/gthr-win32.c: Likewise.
5426 * config/i386/i386.h: Likewise.
5427 * config/i386/immintrin.h: Likewise.
5428 * config/i386/linux-unwind.h: Likewise.
5429 * config/i386/linux64.h: Likewise.
5430 * config/i386/mm3dnow.h: Likewise.
5431 * config/i386/mmintrin-common.h: Likewise.
5432 * config/i386/mmintrin.h: Likewise.
5433 * config/i386/nmmintrin.h: Likewise.
5434 * config/i386/pmm_malloc.h: Likewise.
5435 * config/i386/pmmintrin.h: Likewise.
5436 * config/i386/smmintrin.h: Likewise.
5437 * config/i386/sol2-c1.asm: Likewise.
5438 * config/i386/sol2-ci.asm: Likewise.
5439 * config/i386/sol2-cn.asm: Likewise.
5440 * config/i386/sol2-gc1.asm: Likewise.
5441 * config/i386/tmmintrin.h: Likewise.
5442 * config/i386/unix.h: Likewise.
5443 * config/i386/w32-unwind.h: Likewise.
5444 * config/i386/wmmintrin.h: Likewise.
5445 * config/i386/x86-64.h: Likewise.
5446 * config/i386/x86intrin.h: Likewise.
5447 * config/i386/xmmintrin.h: Likewise.
5448 * config/ia64/crtbegin.asm: Likewise.
5449 * config/ia64/crtend.asm: Likewise.
5450 * config/ia64/crtfastmath.c: Likewise.
5451 * config/ia64/crti.asm: Likewise.
5452 * config/ia64/crtn.asm: Likewise.
5453 * config/ia64/fde-glibc.c: Likewise.
5454 * config/ia64/lib1funcs.asm: Likewise.
5455 * config/ia64/linux-unwind.h: Likewise.
5456 * config/ia64/quadlib.c: Likewise.
5457 * config/ia64/unwind-ia64.c: Likewise.
5458 * config/linux.h: Likewise.
5459 * config/m32c/m32c-lib1.S: Likewise.
5460 * config/m32c/m32c-lib2-trapv.c: Likewise.
5461 * config/m32c/m32c-lib2.c: Likewise.
5462 * config/m32r/initfini.c: Likewise.
5463 * config/m68hc11/larith.asm: Likewise.
5464 * config/m68hc11/m68hc11-crt0.S: Likewise.
5465 * config/m68k/cf.md: Likewise.
5466 * config/m68k/crti.s: Likewise.
5467 * config/m68k/crtn.s: Likewise.
5468 * config/m68k/lb1sf68.asm: Likewise.
5469 * config/m68k/linux-unwind.h: Likewise.
5470 * config/mcore/crti.asm: Likewise.
5471 * config/mcore/crtn.asm: Likewise.
5472 * config/mcore/lib1.asm: Likewise.
5473 * config/mips/linux-unwind.h: Likewise.
5474 * config/mips/loongson.h: Likewise.
5475 * config/mips/mips16.S: Likewise.
5476 * config/mmix/crti.asm: Likewise.
5477 * config/mmix/crtn.asm: Likewise.
5478 * config/pa/fptr.c: Likewise.
5479 * config/pa/hpux-unwind.h: Likewise.
5480 * config/pa/lib2funcs.asm: Likewise.
5481 * config/pa/linux-atomic.c: Likewise.
5482 * config/pa/linux-unwind.h: Likewise.
5483 * config/pa/milli64.S: Likewise.
5484 * config/pa/quadlib.c: Likewise.
5485 * config/pa/stublib.c: Likewise.
5486 * config/picochip/libgccExtras/adddi3.asm: Likewise.
5487 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
5488 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
5489 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
5490 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
5491 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
5492 * config/picochip/libgccExtras/divmod15.asm: Likewise.
5493 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
5494 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
5495 * config/picochip/libgccExtras/longjmp.asm: Likewise.
5496 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
5497 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
5498 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
5499 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
5500 * config/picochip/libgccExtras/setjmp.asm: Likewise.
5501 * config/picochip/libgccExtras/subdi3.asm: Likewise.
5502 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
5503 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
5504 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
5505 * config/rs6000/750cl.h: Likewise.
5506 * config/rs6000/altivec.h: Likewise.
5507 * config/rs6000/biarch64.h: Likewise.
5508 * config/rs6000/crtresfpr.asm: Likewise.
5509 * config/rs6000/crtresgpr.asm: Likewise.
5510 * config/rs6000/crtresxfpr.asm: Likewise.
5511 * config/rs6000/crtresxgpr.asm: Likewise.
5512 * config/rs6000/crtsavfpr.asm: Likewise.
5513 * config/rs6000/crtsavgpr.asm: Likewise.
5514 * config/rs6000/darwin-asm.h: Likewise.
5515 * config/rs6000/darwin-fallback.c: Likewise.
5516 * config/rs6000/darwin-fpsave.asm: Likewise.
5517 * config/rs6000/darwin-ldouble.c: Likewise.
5518 * config/rs6000/darwin-tramp.asm: Likewise.
5519 * config/rs6000/darwin-unwind.h: Likewise.
5520 * config/rs6000/darwin-vecsave.asm: Likewise.
5521 * config/rs6000/darwin-world.asm: Likewise.
5522 * config/rs6000/e500crtres32gpr.asm: Likewise.
5523 * config/rs6000/e500crtres64gpr.asm: Likewise.
5524 * config/rs6000/e500crtres64gprctr.asm: Likewise.
5525 * config/rs6000/e500crtrest32gpr.asm: Likewise.
5526 * config/rs6000/e500crtrest64gpr.asm: Likewise.
5527 * config/rs6000/e500crtresx32gpr.asm: Likewise.
5528 * config/rs6000/e500crtresx64gpr.asm: Likewise.
5529 * config/rs6000/e500crtsav32gpr.asm: Likewise.
5530 * config/rs6000/e500crtsav64gpr.asm: Likewise.
5531 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
5532 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
5533 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
5534 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
5535 * config/rs6000/eabi-ci.asm: Likewise.
5536 * config/rs6000/eabi-cn.asm: Likewise.
5537 * config/rs6000/eabi.asm: Likewise.
5538 * config/rs6000/linux-unwind.h: Likewise.
5539 * config/rs6000/linux64.h: Likewise.
5540 * config/rs6000/paired.h: Likewise.
5541 * config/rs6000/paired.md: Likewise.
5542 * config/rs6000/ppc64-fp.c: Likewise.
5543 * config/rs6000/ppu_intrinsics.h: Likewise.
5544 * config/rs6000/rs6000.h: Likewise.
5545 * config/rs6000/si2vmx.h: Likewise.
5546 * config/rs6000/sol-ci.asm: Likewise.
5547 * config/rs6000/sol-cn.asm: Likewise.
5548 * config/rs6000/spe.h: Likewise.
5549 * config/rs6000/spu2vmx.h: Likewise.
5550 * config/rs6000/sysv4.h: Likewise.
5551 * config/rs6000/tramp.asm: Likewise.
5552 * config/rs6000/vec_types.h: Likewise.
5553 * config/s390/linux-unwind.h: Likewise.
5554 * config/s390/tpf-unwind.h: Likewise.
5555 * config/score/crti.asm: Likewise.
5556 * config/score/crtn.asm: Likewise.
5557 * config/sh/crt1.asm: Likewise.
5558 * config/sh/crti.asm: Likewise.
5559 * config/sh/crtn.asm: Likewise.
5560 * config/sh/divtab-sh4-300.c: Likewise.
5561 * config/sh/divtab-sh4.c: Likewise.
5562 * config/sh/divtab.c: Likewise.
5563 * config/sh/lib1funcs-4-300.asm: Likewise.
5564 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
5565 * config/sh/lib1funcs.asm: Likewise.
5566 * config/sh/lib1funcs.h: Likewise.
5567 * config/sh/linux-atomic.asm: Likewise.
5568 * config/sh/linux-unwind.h: Likewise.
5569 * config/sh/shmedia.h: Likewise.
5570 * config/sh/sshmedia.h: Likewise.
5571 * config/sh/ushmedia.h: Likewise.
5572 * config/sparc/crtfastmath.c: Likewise.
5573 * config/sparc/linux-unwind.h: Likewise.
5574 * config/sparc/sol2-c1.asm: Likewise.
5575 * config/sparc/sol2-ci.asm: Likewise.
5576 * config/sparc/sol2-cn.asm: Likewise.
5577 * config/spu/divmodti4.c: Likewise.
5578 * config/spu/divv2df3.c: Likewise.
5579 * config/spu/float_disf.c: Likewise.
5580 * config/spu/float_unsdidf.c: Likewise.
5581 * config/spu/float_unsdisf.c: Likewise.
5582 * config/spu/float_unssidf.c: Likewise.
5583 * config/spu/mfc_multi_tag_release.c: Likewise.
5584 * config/spu/mfc_multi_tag_reserve.c: Likewise.
5585 * config/spu/mfc_tag_release.c: Likewise.
5586 * config/spu/mfc_tag_reserve.c: Likewise.
5587 * config/spu/mfc_tag_table.c: Likewise.
5588 * config/spu/multi3.c: Likewise.
5589 * config/spu/spu_internals.h: Likewise.
5590 * config/spu/spu_intrinsics.h: Likewise.
5591 * config/spu/spu_mfcio.h: Likewise.
5592 * config/spu/vec_types.h: Likewise.
5593 * config/spu/vmx2spu.h: Likewise.
5594 * config/stormy16/stormy16-lib2.c: Likewise.
5595 * config/svr4.h: Likewise.
5596 * config/sync.c: Likewise.
5597 * config/v850/lib1funcs.asm: Likewise.
5598 * config/vxlib-tls.c: Likewise.
5599 * config/vxlib.c: Likewise.
5600 * config/vxworks-dummy.h: Likewise.
5601 * config/xtensa/crti.asm: Likewise.
5602 * config/xtensa/crtn.asm: Likewise.
5603 * config/xtensa/ieee754-df.S: Likewise.
5604 * config/xtensa/ieee754-sf.S: Likewise.
5605 * config/xtensa/lib1funcs.asm: Likewise.
5606 * config/xtensa/lib2funcs.S: Likewise.
5607 * config/xtensa/linux-unwind.h: Likewise.
5608 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
5609 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
5610 * coretypes.h: Likewise.
5611 * crtstuff.c: Likewise.
5612 * defaults.h: Likewise.
5613 * dwarf2.h: Likewise.
5614 * emutls.c: Likewise.
5615 * gbl-ctors.h: Likewise.
5616 * gcov-io.h: Likewise.
5617 * ginclude/float.h: Likewise.
5618 * ginclude/iso646.h: Likewise.
5619 * ginclude/stdarg.h: Likewise.
5620 * ginclude/stdbool.h: Likewise.
5621 * ginclude/stddef.h: Likewise.
5622 * ginclude/stdfix.h: Likewise.
5623 * ginclude/stdint-gcc.h: Likewise.
5624 * ginclude/tgmath.h: Likewise.
5625 * gthr-aix.h: Likewise.
5626 * gthr-dce.h: Likewise.
5627 * gthr-gnat.c: Likewise.
5628 * gthr-gnat.h: Likewise.
5629 * gthr-lynx.h: Likewise.
5630 * gthr-mipssde.h: Likewise.
5631 * gthr-nks.h: Likewise.
5632 * gthr-posix.c: Likewise.
5633 * gthr-posix.h: Likewise.
5634 * gthr-posix95.h: Likewise.
5635 * gthr-rtems.h: Likewise.
5636 * gthr-single.h: Likewise.
5637 * gthr-solaris.h: Likewise.
5638 * gthr-tpf.h: Likewise.
5639 * gthr-vxworks.h: Likewise.
5640 * gthr-win32.h: Likewise.
5642 * libgcc2.c: Likewise.
5643 * libgcc2.h: Likewise.
5644 * libgcov.c: Likewise.
5645 * tsystem.h: Likewise.
5646 * typeclass.h: Likewise.
5647 * unwind-c.c: Likewise.
5648 * unwind-compat.h: Likewise.
5649 * unwind-dw2-fde-compat.c: Likewise.
5650 * unwind-dw2-fde-darwin.c: Likewise.
5651 * unwind-dw2-fde-glibc.c: Likewise.
5652 * unwind-dw2-fde.c: Likewise.
5653 * unwind-dw2-fde.h: Likewise.
5654 * unwind-dw2.c: Likewise.
5655 * unwind-dw2.h: Likewise.
5656 * unwind-generic.h: Likewise.
5657 * unwind-pe.h: Likewise.
5658 * unwind-sjlj.c: Likewise.
5659 * unwind.inc: Likewise.
5660 * config/arm/neon-gen.ml: Change generated copyright header to
5661 refer to version 3 of the GNU General Public License with
5662 version 3.1 of the GCC Runtime Library Exception and to point
5663 readers at the COPYING3 and COPYING3.RUNTIME files and the
5664 FSF's license web page.
5665 * config/arm/arm_neon.h: Regenerate.
5667 2009-04-09 Jakub Jelinek <jakub@redhat.com>
5669 * config/cris/cris.md: Change copyright header to refer to version
5670 3 of the GNU General Public License.
5671 * doc/install.texi2html: Change copyright header to refer to version
5672 3 of the GNU General Public License and to point readers at the
5673 COPYING3 file and the FSF's license web page.
5674 * config/vax/linux.h: Likewise.
5676 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5678 * config/i386/i386.md (cmpcc): New.
5679 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
5680 (sync_compare_and_swap_cc*): Delete.
5682 * config/s390/s390.c (s390_compare_emitted): Remove.
5683 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
5684 s390_compare_emitted used to be handled. Assert that modes match.
5685 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
5686 refer to sync_compare_and_swap_ccsi.
5687 * config/s390/s390.h (s390_compare_emitted): Remove.
5688 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
5689 instead of s390_compare_emitted.
5690 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
5691 instead of s390_compare_emitted.
5692 * config/s390/s390.md (cmpcc): New.
5693 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
5694 CC_REGNUM, do not pretend it's set.
5695 (sync_compare_and_swap_cc*): Delete.
5696 * config/s390/predicates.md (cc_reg_operand): New.
5698 * expr.c (sync_compare_and_swap_cc): Delete.
5699 * optabs.h (sync_compare_and_swap_cc): Delete.
5700 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
5701 is being used with can_compare_p.
5702 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
5704 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
5705 look for a MODE_CC set instead. Use emit_store_flag.
5706 (expand_compare_and_swap_loop): Likewise, with some additional
5707 complication to avoid a force_reg when useless. Use
5708 emit_cmp_and_jump_insns.
5709 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
5710 * doc/md.texi (sync_compare_and_swap_cc): Merge with
5711 sync_compare_and_swap documentation.
5713 2009-04-09 Jan Hubicka <jh@suse.cz>
5715 * except.c (find_prev_try): Break out from ....
5716 (duplicate_eh_regions): ... here; properly update prev_try pointers
5717 when duplication part of tree.
5718 (dump_eh_tree): Improve dumping.
5719 (verify_eh_region): New.
5720 (verify_eh_tree): Use it.
5722 2009-04-06 Richard Guenther <rguenther@suse.de>
5724 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
5725 &ARRAY addresses by adjusting their types and prepending
5727 * tree-cfg.c (verify_gimple_assign_single): Verify that
5728 addresses are correct.
5730 2009-04-09 Richard Guenther <rguenther@suse.de>
5732 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
5733 indices into an array reference if possible.
5734 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5735 Fold POINTER_PLUS_EXPR statements with invariant address.
5737 2009-04-09 Alan Modra <amodra@bigpond.net.au>
5740 * config.gcc (powerpc64-*-linux*): Always build biarch.
5742 2009-04-09 Joseph Myers <joseph@codesourcery.com>
5745 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
5746 it and pedwarn if this results in an INTEGER_CST.
5748 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5750 * doc/install.texi: Update minimum GMP version. Remove obsolete
5751 text in MPFR section.
5753 2009-04-08 Jakub Jelinek <jakub@redhat.com>
5755 * dwarf2out.c (class_scope_p): New static inline.
5756 (class_or_namespace_scope_p): Use it.
5757 (gen_variable_die): Use DW_TAG_member tag for static data member
5758 declarations instead of DW_TAG_variable.
5761 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
5764 2009-04-08 Richard Guenther <rguenther@suse.de>
5766 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
5767 valueize random data.
5769 2009-04-08 David Edelsohn <edelsohn@gnu.org>
5771 * config.gcc (aix tm_file): Add aix-stdint.h.
5772 (aix tm clause use_gcc_stdint): Set to wrap.
5773 * config/rs6000/aix-stdint.h: New file.
5775 2009-04-08 Richard Guenther <rguenther@suse.de>
5778 * tree-dfa.c (add_referenced_var): Do not recurse into
5779 global initializers.
5780 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
5782 (fold_const_aggregate_ref): Likewise.
5784 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
5786 * recog.c (ordered_comparison_operator): New.
5787 * gensupport.c (std_preds): Add it.
5788 * doc/md.texi (Machine-Independent Predicates): Document it.
5790 2009-04-08 Jan Hubicka <jh@suse.cz>
5792 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
5793 * function.h (rtl_eh): Remove exception_handler_label_map.
5794 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
5795 remove_exception_handler_label, for_each_eh_label_1): Remove.
5796 (rtl_remove_unreachable_regions): Remove.
5797 (convert_from_eh_region_ranges): Do not remove unreachable regions.
5798 (find_exception_handler_labels): Don't build the hashtable.
5799 (maybe_remove_eh_handler): Remove.
5800 (for_each_eh_label): Rewrite to walk the tree.
5801 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
5802 * except.h (maybe_remove_eh_handler): Remove.
5803 * passes.c (init_optimization_passes): Schedule second EH cleanup
5805 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
5806 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
5808 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
5810 * genoutput.c (validate_optab_operands): New.
5811 (gen_insn, gen_expand): Call it.
5813 * genflags.c (gen_insn): Detect misused iterators.
5814 (main): Pass line_no to gen_insn, exit with status 1 on error.
5816 * genextract.c (line_no): Make global.
5817 (VEC_safe_set_locstr): Change assertion to error message.
5818 (main): Exit with status 1 on error.
5820 2009-04-08 Joseph Myers <joseph@codesourcery.com>
5824 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5825 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5826 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
5827 * c-convert.c (convert): Do not call fold on results of conversion
5828 functions when the result is a C_MAYBE_CONST_EXPR.
5829 * c-parser.c (c_parser_postfix_expression): Do not fold condition
5830 of __builtin_choose_expr.
5831 * c-typeck.c (remove_c_maybe_const_expr): New.
5832 (build_unary_op, build_conditional_expr, build_compound_expr,
5833 build_binary_op, c_objc_common_truthvalue_conversion): Call
5834 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
5837 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
5839 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
5840 CODE to produce a new one. Add a prototype to use fold_convert_const
5842 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
5845 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
5846 mix declarations and code.
5848 2009-04-08 Ben Elliston <bje@au.ibm.com>
5850 * gcc.c: Replace `CC' with `GCC' throughout.
5852 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
5854 * doc/invoke.texi: Document Atom support.
5856 2009-04-07 Jason Merrill <jason@redhat.com>
5859 * c-common.h, c-common.c: Add flag_pretty_templates.
5860 * c-opts.c (c_common_handle_option): Set it.
5861 * c.opt: Add -fno-pretty-templates.
5862 * doc/invoke.texi (C++ Dialect Options): Likewise.
5864 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
5866 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
5867 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
5868 (ia64_expand_builtin): Likewise.
5870 2009-04-07 Martin Jambor <mjambor@suse.cz>
5872 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
5873 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
5874 ADDR_EXPRS are include too.
5876 2009-04-07 Richard Guenther <rguenther@suse.de>
5878 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
5879 decls are only used if passes as parameters or if they are
5880 local statics and the call is not to a builtin.
5881 (call_may_clobber_ref_p_1): Likewise.
5883 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5885 * expr.c (do_store_flag): Remove last argument. Simplify code
5886 to avoid duplication of tests already done by can_compare_p.
5887 (expand_expr_real_1): Adjust caller.
5889 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5891 * optabs.c (can_compare_p): Test the predicate of a
5892 cbranch and cstore pattern.
5894 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5896 * expr.c (convert_move): Use emit_store_flag instead of
5899 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5901 * config/i386/i386.c (ix86_compare_emitted): Remove.
5902 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
5903 ix86_compare_op0 like ix86_compare_emitted used to be handled.
5904 * config/i386/i386.h (ix86_compare_emitted): Remove.
5905 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
5906 instead of ix86_compare_emitted.
5907 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
5909 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
5911 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
5912 Add t-sysroot-suffix to tmake_file.
5913 * config/print-sysroot-suffix.sh: New file.
5914 * config/t-sysroot-suffix: New file.
5916 2009-04-07 Ben Elliston <bje@au.ibm.com>
5918 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
5919 as the latter produces a warning when the target does not support
5922 2009-04-07 Ben Elliston <bje@au.ibm.com>
5924 * dfp.c: Replace type punning assignments with memcpy throughout.
5925 * Makefile.in (dfp.o-warn): Remove.
5927 2009-04-07 Alan Modra <amodra@bigpond.net.au>
5930 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
5931 Include soft-fp/t-softfp after rs6000/t-linux64.
5933 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
5935 * stor-layout.c (set_sizetype): Use the full precision of their
5936 machine mode for bitsize types.
5938 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
5940 * config/i386/i386.md: Revert 2 accidental checkins.
5942 2009-04-06 Joey Ye <joey.ye@intel.com>
5943 Xuepeng Guo <xuepeng.guo@intel.com>
5944 H.J. Lu <hongjiu.lu@intel.com>
5946 Atom pipeline model, tuning and insn selection.
5947 * config.gcc (atom): Add atom config options and target.
5949 * config/i386/atom.md: New.
5951 * config/i386/i386.c (atom_cost): New cost.
5952 (m_ATOM): New macro flag.
5953 (initial_ix86_tune_features): Set m_ATOM.
5954 (x86_accumulate_outgoing_args): Likewise.
5955 (x86_arch_always_fancy_math_387): Likewise.
5956 (processor_target): Add Atom cost.
5957 (cpu_names): Add Atom cpu name.
5958 (override_options): Set Atom ISA.
5959 (ix86_issue_rate): New case PROCESSOR_ATOM.
5960 (ix86_adjust_cost): Likewise.
5962 * config/i386/i386.h (TARGET_ATOM): New target macro.
5963 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
5964 (TARGET_OPT_AGU): New target option.
5965 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
5966 (processor_type): Add PROCESSOR_ATOM.
5968 * config/i386/i386.md (cpu): Add new value "atom".
5969 (use_carry, movu): New attr.
5970 (atom.md): Include atom.md.
5971 (adddi3_carry_rex64): Set attr "use_carry".
5972 (addqi3_carry): Likewise.
5973 (addhi3_carry): Likewise.
5974 (addsi3_carry): Likewise.
5975 (*addsi3_carry_zext): Likewise.
5976 (subdi3_carry_rex64): Likewise.
5977 (subqi3_carry): Likewise.
5978 (subhi3_carry): Likewise.
5979 (subsi3_carry): Likewise.
5980 (x86_movdicc_0_m1_rex64): Likewise.
5981 (*x86_movdicc_0_m1_se): Likewise.
5982 (x86_movsicc_0_m1): Likewise.
5983 (*x86_movsicc_0_m1_se): Likewise.
5984 (*adddi_1_rex64): Emit add insn as much as possible.
5985 (*addsi_1): Likewise.
5986 (return_internal): Set atom_unit.
5987 (return_internal_long): Likewise.
5988 (return_pop_internal): Likewise.
5989 (*rcpsf2_sse): Set atom_sse_attr attr.
5990 (*qrt<mode>2_sse): Likewise.
5991 (*prefetch_sse): Likewise.
5993 * config/i386/i386-c.c (ix86_target_macros_internal): New case
5995 (ix86_target_macros_internal): Likewise.
5997 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
5998 (*prefetch_sse_rex): Likewise.
5999 (sse_rcpv4sf2): Likewise.
6000 (sse_vmrcpv4sf2): Likewise.
6001 (sse_sqrtv4sf2): Likewise.
6002 (<sse>_vmsqrt<mode>2): Likewise.
6003 (sse_ldmxcsr): Likewise.
6004 (sse_stmxcsr): Likewise.
6005 (*sse_sfence): Likewise.
6006 (sse2_clflush): Likewise.
6007 (*sse2_mfence): Likewise.
6008 (*sse2_lfence): Likewise.
6009 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
6010 (<sse>_movup<ssemodesuffixf2c>): Likewise.
6011 (avx_movdqu<avxmodesuffix>): Likewise.
6012 (avx_lddqu<avxmodesuffix>): Likewise.
6013 (sse2_movntv2di): Change attr "type" to "ssemov".
6014 (sse2_movntsi): Likewise.
6015 (rsqrtv8sf2): Change attr "type" to "sseadd".
6016 (sse3_addsubv2df3): Set attr "atom_unit".
6017 (sse3_h<plusminus_insn>v4sf3): Likewise.
6018 (*sse2_pmaddwd): Likewise.
6019 (*vec_extractv2di_1_rex64): Likewise.
6020 (*vec_extractv2di_1_avx): Likewise.
6021 (sse2_psadbw): Likewise.
6022 (ssse3_phaddwv8hi3): Likewise.
6023 (ssse3_phaddwv4hi3): Likewise.
6024 (ssse3_phadddv4si3): Likewise.
6025 (ssse3_phadddv2si3): Likewise.
6026 (ssse3_phaddswv8hi3): Likewise.
6027 (ssse3_phaddswv4hi3): Likewise.
6028 (ssse3_phsubwv8hi3): Likewise.
6029 (ssse3_phsubwv4hi3): Likewise.
6030 (ssse3_phsubdv4si3): Likewise.
6031 (ssse3_phsubdv2si3): Likewise.
6032 (ssse3_phsubswv8hi3): Likewise.
6033 (ssse3_phsubswv4hi3): Likewise.
6034 (ssse3_pmaddubsw128): Likewise.
6035 (sse3_pmaddubsw: Likewise.
6036 (ssse3_palignrti): Likewise.
6037 (ssse3_palignrdi): Likewise.
6039 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
6041 * doc/install.texi (Specific): Fix two cross-references to MinGW.
6043 2009-04-06 Richard Guenther <rguenther@suse.de>
6045 PR tree-optimization/28868
6046 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
6047 of which PHI results we inserted.
6048 (insert_into_preds_of_block): Record inserted PHIs.
6049 (eliminate): Eliminate redundant PHI nodes.
6050 (init_pre): Init inserted_phi_names.
6052 2009-04-06 Richard Guenther <rguenther@suse.de>
6054 PR tree-optimization/39643
6055 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
6056 IMAGPART_EXPRs of complex constants.
6057 (execute_fold_all_builtins): If we folded a call queue
6058 TODO_update_address_taken.
6060 2009-04-06 Jan Hubicka <jh@suse.cz>
6063 * except.c (remove_unreachable_regions): Propagate may_contain_throw
6066 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
6068 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
6070 (ic_invalidate_array): Likewise.
6072 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
6074 * calls.c (emit_library_call_value_1): Fix a problem with parameter
6075 alignment for library calls.
6077 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
6079 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
6080 (mingw32 tm clause use_gcc_stdint): Set to wrap.
6081 * config/i386/mingw-stdint.h: New file.
6083 2009-04-05 Richard Guenther <rguenther@suse.de>
6085 PR tree-optimization/39648
6086 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
6087 our &A vs. &A[0] IL deficiencies.
6089 2009-04-04 Jan Hubicka <jh@suse.cz>
6091 * except.c (sjlj_find_directly_reachable_regions): Be ready for
6092 removed toplevel regions.
6093 (sjlj_mark_call_sites): Likewise.
6095 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
6097 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
6098 (cygwin tm clause use_gcc_stdint): Set to wrap.
6099 * config/i386/cygwin-stdint.h: New file.
6101 2009-04-04 Richard Guenther <rguenther@suse.de>
6103 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
6104 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
6105 single-argument PHIs if we are in loop-closed SSA form.
6106 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
6107 for the pre-condition.
6108 (slpeel_tree_peel_loop_to_edge): Likewise.
6109 (vect_build_loop_niters): Take an optional sequence to append stmts.
6110 (vect_generate_tmps_on_preheader): Likewise.
6111 (vect_do_peeling_for_loop_bound): Take extra guards for the
6113 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
6114 the cost model check.
6115 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
6116 guards if we are going to peel. Do not apply versioning in that case.
6117 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
6118 (vect_do_peeling_for_loop_bound): Likewise.
6119 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
6120 loop bound only record extra pre-conditions, do not apply loop
6123 2009-04-04 Richard Guenther <rguenther@suse.de>
6125 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
6128 2009-04-04 Jan Hubicka <jh@suse.cz>
6130 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
6131 last_basic_block for size of bb->index indexed array.
6132 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
6133 compute_out, link_btr_uses, build_btr_def_use_webs,
6134 build_btr_def_use_webs, migrate_btr_defs): Likewise.
6136 2009-04-04 Jan Hubicka <jh@suse.cz>
6138 * except.c (remove_eh_handler_and_replace): Break out from ...
6139 (remove_eh_handler): ... here.
6140 (bring_to_root): New function.
6141 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
6142 handled ones, bring others to root of tree.
6144 2009-04-04 Jan Hubicka <jh@suse.cz>
6146 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
6147 (all_phis_safe_to_merge): New function.
6148 (update_info): New structure.
6149 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
6150 (cleanup_empty_eh): Update SSA if possible.
6152 2009-04-04 Richard Guenther <rguenther@suse.de>
6154 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
6155 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
6156 (append_vuse): Likewise.
6158 2009-04-04 Jakub Jelinek <jakub@redhat.com>
6160 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
6161 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
6162 instead of REG_UNSAVED for DW_CFA_undefined.
6163 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
6164 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
6167 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
6170 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
6171 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
6172 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
6174 2009-04-04 Richard Guenther <rguenther@suse.de>
6176 PR tree-optimization/8781
6177 PR tree-optimization/37892
6178 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
6179 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
6180 (valueize_refs): Call it for *& valueizations.
6181 (shared_reference_ops_from_ref): Rename to ...
6182 (valueize_shared_reference_ops_from_ref): ... this and valueize.
6183 (shared_reference_ops_from_call): Rename to ...
6184 (valueize_shared_reference_ops_from_call): ... this and valueize.
6185 (vn_reference_lookup): Update.
6186 (visit_reference_op_call): Likewise.
6187 * tree-ssa-pre.c (phi_translate_1): Fold *&.
6188 (eliminate): Value-replace the call address in call statements.
6190 2009-04-04 Richard Guenther <rguenther@suse.de>
6192 PR tree-optimization/39636
6193 * tree-ssa-forwprop.c
6194 (forward_propagate_addr_into_variable_array_index): Check for
6195 GIMPLE_ASSIGN before accessing the rhs code.
6197 2009-04-03 Jason Merrill <jason@redhat.com>
6199 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
6201 2009-04-03 Steve Ellcey <sje@cup.hp.com>
6203 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
6204 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
6205 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
6206 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
6207 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
6208 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
6209 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
6210 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
6211 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
6212 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
6213 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
6214 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
6215 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
6216 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
6217 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
6218 Use fr_reg_or_fp01_operand instead of fr_register_operand
6220 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
6221 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
6222 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
6224 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
6226 PR rtl-optimization/39607
6227 PR rtl-optimization/39631
6231 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6232 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
6233 instead of DF_LR_OUT.
6234 * ira-lives.c (process_bb_node_lives): Ditto.
6235 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
6236 instead of DF_LR_{OUT,IN}.
6237 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
6238 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
6240 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
6242 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
6243 (execute_lower_omp): Always run but take the short way out if -fopenmp
6245 (gate_lower_omp): Remove, forcing the pass manager to always run the
6246 pass and always set PROP_gimple_lomp.
6247 (pass_lower_omp): Remove gate function.
6248 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
6249 PROP_trees. Instead, require it.
6250 * ipa-cp.c (pass_ipa_cp): Likewise.
6251 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
6252 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
6253 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
6254 and PROP_gimple_leh.
6256 2009-04-03 Richard Guenther <rguenther@suse.de>
6259 PR tree-optimization/23940
6260 PR tree-optimization/33237
6263 PR tree-optimization/36201
6264 PR tree-optimization/36230
6265 PR tree-optimization/38049
6266 PR tree-optimization/38207
6267 PR tree-optimization/38230
6268 PR tree-optimization/38301
6269 PR tree-optimization/38585
6271 PR tree-optimization/38985
6272 PR tree-optimization/39299
6273 * tree-ssa-structalias.h: Remove.
6274 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
6275 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
6276 (struct vuse_element_d): Remove.
6277 (struct vuse_vec_d): Likewise.
6278 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
6279 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
6280 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
6281 VUSE_ELEMENT_VAR): Likewise.
6282 (struct voptype_d): Likewise.
6283 (NUM_VOP_FREE_BUCKETS): Likewise.
6284 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
6285 (struct stmt_operands_d): Remove.
6286 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
6287 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
6288 VDEF_NUM, VDEF_VECT): Likewise.
6289 (copy_virtual_operands): Remove.
6290 (operand_build_cmp): Likewise.
6291 (create_ssa_artificial_load_stmt): Likewise.
6292 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
6293 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
6294 vuse_index and mayuse_index members. Pack and move done and iter_type
6295 members to the front.
6296 (SSA_OP_VMAYUSE): Remove.
6297 (SSA_OP_VIRTUAL_USES): Adjust.
6298 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
6299 (unlink_stmt_vdef): Declare.
6300 (add_to_addressable_set): Remove.
6301 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
6302 (vrp_visit_stmt): Likewise.
6303 * doc/tree-ssa.texi (Alias analysis): Update.
6304 * doc/invoke.texi (max-aliased-vops): Remove docs.
6305 (avg-aliased-vops): Likewise.
6306 * tree-into-ssa.c (syms_to_rename): Remove.
6307 (need_to_update_vops_p): Likewise.
6308 (need_to_initialize_update_ssa_p): Rename to ...
6309 (update_ssa_initialized_fn): ... this. Track function we are
6311 (symbol_marked_for_renaming): Simplify.
6312 (add_new_name_mapping): Do not set need_to_update_vops_p.
6313 (dump_currdefs): Use SYMS_TO_RENAME.
6314 (rewrite_update_stmt): Always walk all uses/defs.
6315 (dump_update_ssa): Adjust.
6316 (init_update_ssa): Take function argument. Track what we are
6318 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
6319 (create_new_def_for): Initialize for cfun, assert we are initialized
6321 (mark_sym_for_renaming): Simplify.
6322 (mark_set_for_renaming): Do not initialize update-ssa.
6323 (need_ssa_update_p): Simplify. Take function argument.
6324 (name_mappings_registered_p): Assert we ask for the correct function.
6325 (name_registered_for_update_p): Likewise.
6326 (ssa_names_to_replace): Likewise.
6327 (release_ssa_name_after_update_ssa): Likewise.
6328 (update_ssa): Likewise. Use SYMS_TO_RENAME.
6329 (dump_decl_set): Do not print a newline.
6330 (debug_decl_set): Do it here.
6331 (dump_update_ssa): And here.
6332 * tree-ssa-loop-im.c (move_computations): Adjust.
6333 (movement_possibility): Likewise.
6334 (determine_max_movement): Likewise.
6335 (gather_mem_refs_stmt): Likewise.
6336 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
6338 * tree-complex.c (update_all_vops): Remove.
6339 (expand_complex_move): Adjust.
6340 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
6341 Simplify test for memory referencing statement. Exclude
6342 non-invariant ADDR_EXPRs.
6343 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
6344 * tree-loop-distribution.c (generate_memset_zero): Adjust.
6345 (rdg_flag_uses): Likewise.
6346 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
6348 (tree_optimize_tail_calls_1): Also split the
6349 edge from the entry block if we have degenerate PHI nodes in
6350 the first basic block.
6351 * tree.c (init_ttree): Remove memory-tag related code.
6352 (tree_code_size): Likewise.
6353 (tree_node_structure): Likewise.
6354 (build7_stat): Re-write to be build6_stat.
6355 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
6356 (SSA_VAR_P): Adjust.
6357 (struct tree_memory_tag): Remove.
6358 (struct tree_memory_partition_tag): Likewise.
6359 (union tree_node): Adjust.
6360 (build7): Re-write to be build6.
6361 * tree-pass.h (pass_reset_cc_flags): Remove.
6362 (TODO_update_address_taken): New flag.
6363 (pass_simple_dse): Remove.
6364 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
6365 * params.h (MAX_ALIASED_VOPS): Remove.
6366 (AVG_ALIASED_VOPS): Likewise.
6367 * omp-low.c (expand_omp_taskreg): Update SSA form.
6368 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
6369 aliases the lhs in a copy stmt.
6370 * tree-ssa-dse.c (struct address_walk_data): Remove.
6371 (memory_ssa_name_same): Likewise.
6372 (memory_address_same): Likewise.
6373 (get_kill_of_stmt_lhs): Likewise.
6374 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
6375 unused stores. Look through PHI nodes into post-dominated regions.
6376 (dse_optimize_stmt): Simplify. Properly remove stores.
6377 (tree_ssa_dse): Compute dominators.
6378 (execute_simple_dse): Remove.
6379 (pass_simple_dse): Likewise.
6380 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
6381 gimple_loaded_syms and gimple_stored_syms computation.
6382 * toplev.c (dump_memory_report): Dump alias and pta stats.
6383 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
6384 (vn_reference_eq): Likewise.
6385 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
6386 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
6387 valueize_vuses): Remove.
6388 (get_def_ref_stmt_vuses): Simplify. Rename to ...
6389 (get_def_ref_stmt_vuse): ... this.
6390 (vn_reference_lookup_2): New function.
6391 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
6392 walking equivalent vuses. Simplify.
6393 (vn_reference_lookup): Likewise.
6394 (vn_reference_insert): Likewise.
6395 (vn_reference_insert_pieces): Likewise.
6396 (visit_reference_op_call): Simplify.
6397 (visit_reference_op_load): Likewise.
6398 (visit_reference_op_store): Likewise.
6399 (init_scc_vn): Remove shared_lookup_vuses initialization.
6400 (free_scc_vn): Remove shared_lookup_vuses freeing.
6401 (sort_vuses, sort_vuses_heap): Remove.
6402 (get_ref_from_reference_ops): Export.
6403 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
6404 vector with single vuse pointer.
6405 (vn_reference_lookup_pieces, vn_reference_lookup,
6406 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
6407 (shared_vuses_from_stmt): Remove.
6408 (get_ref_from_reference_ops): Declare.
6409 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
6410 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6411 memory-tag related code.
6412 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
6413 (likely_value): Add comment, skip static-chain of call statements.
6414 (surely_varying_stmt_p): Adjust.
6415 (gimplify_and_update_call_from_tree): Likewise.
6416 (execute_fold_all_builtins): Do not rebuild alias info.
6417 (gimplify_and_update_call_from_tree): Properly update VOPs.
6418 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
6419 (copy_ref_info): Remove memory-tag related code.
6420 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
6421 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
6422 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
6424 * tree-ssa-dom.c (gimple_p): Remove typedef.
6425 (eliminate_redundant_computations): Adjust.
6426 (record_equivalences_from_stmt): Likewise.
6427 (avail_expr_hash): Likewise.
6428 (avail_expr_eq): Likewise.
6429 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
6430 (stmt_makes_single_load): Likewise.
6431 (stmt_makes_single_store): Likewise.
6432 * tree-ssa-alias.c: Rewrite completely.
6433 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
6434 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
6435 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
6436 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
6437 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
6438 Remove public functions.
6439 (pass_reset_cc_flags): Remove.
6440 (pass_build_alias): Move ...
6441 * tree-ssa-structalias.c (pass_build_alias): ... here.
6442 * tree-ssa-alias.c (may_be_aliased): Move ...
6443 * tree-flow-inline.h (may_be_aliased): ... here.
6444 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
6445 count_uses_and_derefs): Move ...
6446 * gimple.c: ... here.
6447 * gimple.h (count_uses_and_derefs): Declare.
6448 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
6449 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
6450 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
6451 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
6452 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
6453 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
6454 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
6456 * tree-dfa.c (refs_may_alias_p): Move ...
6457 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
6458 * tree-ssa-alias.h: New file.
6459 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
6460 (statement_sink_location): Likewise.
6461 * opts.c (decode_options): Do not adjust max-aliased-vops or
6462 avg-aliased-vops values.
6463 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
6464 (TV_CALL_CLOBBER): Likewise.
6465 (TV_FLOW_SENSITIVE): Likewise.
6466 (TV_FLOW_INSENSITIVE): Likewise.
6467 (TV_MEMORY_PARTITIONING): Likewise.
6468 (TV_ALIAS_STMT_WALK): New timevar.
6469 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
6470 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
6471 (get_address_description): Remove memory-tag related code.
6472 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
6473 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
6474 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
6475 and immediate uses in statements. Document.
6476 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
6477 (dump_symbols): Remove.
6478 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
6479 * alias.c (get_deref_alias_set): New function split out from ...
6480 (get_alias_set): ... here.
6481 * alias.h (get_deref_alias_set): Declare.
6482 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
6483 type parameter. Remove restrict pointer handling. Create a
6484 ref-all pointer in case type-based alias sets do not conflict.
6485 (vect_analyze_data_refs): Remove SMT related code.
6486 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
6487 (vectorizable_load): Likewise.
6488 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
6489 (DR_SYMBOL_TAG, DR_VOPS): Remove.
6490 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
6491 Ignore vops and SMTs.
6492 (dr_analyze_alias): Likewise..
6493 (free_data_ref): Likewise.
6494 (create_data_ref): Likewise.
6495 (analyze_all_data_dependences): Likewise.
6496 (get_references_in_stmt): Adjust.
6497 * tree-flow-inline.h (gimple_aliases_computed_p,
6498 gimple_addressable_vars, gimple_call_clobbered_vars,
6499 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
6500 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
6501 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
6502 gimple_mem_ref_stats): Remove.
6503 (gimple_vop): New function.
6504 (op_iter_next_use): Remove vuses and mayuses cases.
6505 (op_iter_next_def): Remove vdefs case.
6506 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
6507 (clear_and_done_ssa_iter): Do not set removed fields.
6508 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
6509 Assert we are not iterating over vuses or vdefs if not also
6510 iterating over uses or defs.
6511 (op_iter_init_use): Likewise.
6512 (op_iter_init_def): Likewise.
6513 (op_iter_next_vdef): Remove.
6514 (op_iter_next_mustdef): Likewise.
6515 (op_iter_init_vdef): Likewise.
6516 (compare_ssa_operands_equal): Likewise.
6517 (link_use_stmts_after): Handle vuse operand.
6518 (is_call_used): Use is_call_clobbered.
6519 (is_call_clobbered): Global variables are always call clobbered,
6520 query the call-clobbers bitmap.
6521 (mark_call_clobbered): Ignore global variables.
6522 (clear_call_clobbered): Likewise.
6523 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
6524 virtual operands sanity check.
6525 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
6527 (TARGET_MEM_REF): Remove TMR_TAG operand.
6528 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
6529 Remove call-clobber related code.
6530 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
6531 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
6532 partitions or escape reason.
6533 (get_single_def_stmt, get_single_def_stmt_from_phi,
6534 get_single_def_stmt_with_phi): Remove.
6535 (dump_referenced_vars): Tidy.
6536 (get_ref_base_and_extent): Allow bare decls.
6537 (collect_dfa_stats): Adjust.
6538 * graphite.c (rename_variables_in_stmt): Adjust.
6539 (graphite_copy_stmts_from_block): Likewise.
6540 (translate_clast): Likewise.
6541 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
6543 (translate_vuse_through_block): Use the oracle.
6544 (phi_translate_1): Adjust.
6545 (value_dies_in_block_x): Use the oracle. Cache the outcome
6547 (valid_in_sets): Check if the VUSE for
6548 a REFERENCE is available.
6549 (eliminate): Do not remove stmts during elimination,
6550 instead queue and remove them afterwards.
6551 (do_pre): Do not rebuild alias info.
6552 (pass_pre): Run TODO_rebuild_alias before PRE.
6553 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
6554 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
6555 (mark_all_v_defs_stmt): Remove.
6556 (mark_all_v_defs_seq): Adjust.
6557 (sra_replace): Likewise.
6558 (scalarize_use): Likewise.
6559 (scalarize_copy): Likewise.
6560 (scalarize_init): Likewise.
6561 (scalarize_ldst): Likewise.
6562 (todoflags): Remove.
6563 (tree_sra): Do not rebuild alias info.
6564 (tree_sra_early): Adjust.
6565 (pass_sra): Run TODO_update_address_taken before SRA.
6566 * tree-predcom.c (set_alias_info): Remove.
6567 (prepare_initializers_chain): Do not call it.
6568 (mark_virtual_ops_for_renaming): Adjust.
6569 (mark_virtual_ops_for_renaming_list): Remove.
6570 (initialize_root_vars): Adjust.
6571 (initialize_root_vars_lm): Likewise.
6572 (prepare_initializers_chain): Likewise.
6573 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
6574 (may_propagate_copy_into_stmt): Likewise.
6575 (merge_alias_info): Do nothing for now.
6576 (propagate_tree_value_into_stmt): Adjust.
6577 (stmt_may_generate_copy): Likewise.
6578 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
6579 not mark symbols for renaming.
6580 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
6581 with the same statement, make sure to update the new pointed-to one.
6582 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
6583 call statements, do not mark symbols for renaming.
6584 (mark_operand_necessary): Dump something.
6585 (ref_may_be_aliased): New function.
6586 (mark_aliased_reaching_defs_necessary_1): New helper function.
6587 (mark_aliased_reaching_defs_necessary): Likewise.
6588 (mark_all_reaching_defs_necessary_1): Likewise.
6589 (mark_all_reaching_defs_necessary): Likewise.
6590 (propagate_necessity): Do not process virtual PHIs. For
6591 non-aliased loads mark all reaching definitions as necessary.
6592 For aliased loads and stores mark the immediate dominating
6593 aliased clobbers as necessary.
6594 (visited): New global static.
6595 (perform_tree_ssa_dce): Free visited bitmap after propagating
6597 (remove_dead_phis): Perform simple dead virtual PHI removal.
6598 (remove_dead_stmt): Properly unlink virtual operands when
6600 (eliminate_unnecessary_stmts): Schedule PHI removal after
6602 * tree-ssa-ter.c (is_replaceable_p): Adjust.
6603 (process_replaceable): Likewise.
6604 (find_replaceable_in_bb): Likewise.
6605 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
6606 based on the single gimple vop.
6607 (verify_flow_insensitive_alias_info): Remove.
6608 (verify_flow_sensitive_alias_info): Likewise.
6609 (verify_call_clobbering): Likewise.
6610 (verify_memory_partitions): Likewise.
6611 (verify_alias_info): Likewise.
6612 (verify_ssa): Adjust..
6613 (execute_update_addresses_taken): Export. Update SSA
6614 manually. Optimize only when optimizing. Use a local bitmap.
6615 (pass_update_address_taken): Remove TODO_update_ssa, add
6617 (pass_update_address_taken): Just use TODO_update_address_taken.
6618 (init_tree_ssa): Do not initialize addressable_vars.
6619 (verify_ssa): Verify new VUSE / VDEF properties.
6620 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
6621 Do not call verify_alias_info.
6622 (delete_tree_ssa): Clear the VUSE, VDEF operands.
6623 Do not free the loaded and stored syms bitmaps. Reset the escaped
6624 and callused solutions. Do not free addressable_vars.
6625 Remove memory-tag related code.
6626 (warn_uninitialized_var): Aliases are always available.
6627 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
6628 * lambda-code.c (can_put_in_inner_loop): Adjust.
6629 (can_put_after_inner_loop): Likewise.
6630 (perfect_nestify): Likewise.
6631 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
6632 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
6633 (vectorizable_conversion): Do not mark symbols for renaming.
6634 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
6635 (expand_call_inline): Unlink the calls virtual operands before
6637 (tree_function_versioning): Do not call update_ssa if we are not
6638 updating clones. Simplify.
6639 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
6640 (propagate_with_phi): Likewise..
6641 * tree-outof-ssa.c (create_temp): Remove memory tag and call
6642 clobber code. Assert we are not aliased or global.
6643 * tree-flow.h: Include tree-ssa-alias.h
6644 (enum escape_type): Remove.
6645 (struct mem_sym_stats_d): Likewise.
6646 (struct mem_ref_stats_d): Likewise.
6647 (struct gimple_df): Add vop member. Remove global_var,
6648 call_clobbered_vars, call_used_vars, addressable_vars,
6649 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
6650 escaped and callused members.
6651 (struct ptr_info_def): Remove all members, add points-to solution
6653 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
6654 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
6655 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
6656 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
6657 (tree-ssa-alias.o): Likewise.
6658 (toplev.o): Add tree-ssa-alias.h
6659 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
6660 * gimple.c (gimple_set_bb): Fix off-by-one error.
6661 (is_gimple_reg): Do not handle memory tags.
6662 (gimple_copy): Also copy virtual operands.
6663 Delay updating the statement. Do not reset loaded and stored syms.
6664 (gimple_set_stored_syms): Remove.
6665 (gimple_set_loaded_syms): Likewise.
6666 (gimple_call_copy_skip_args): Copy the virtual operands
6667 and mark the new statement modified.
6668 * tree-ssa-structalias.c (may_alias_p): Remove.
6669 (set_uids_in_ptset): Take the alias set to prune with as
6670 parameter. Fold in the alias test of may_alias_p.
6671 (compute_points_to_sets): Compute whether a ptr is dereferenced
6673 (process_constraint): Deal with &ANYTHING on the lhs, reject all
6674 other ADDRESSOF constraints on the lhs.
6675 (get_constraint_for_component_ref): Assert that we don't get
6676 ADDRESSOF constraints from the base of the reference.
6677 Properly generate UNKNOWN_OFFSET for DEREF if needed.
6678 (struct variable_info): Remove collapsed_to member.
6679 (get_varinfo_fc): Remove.
6680 (new_var_info): Do not set collapsed_to.
6681 (dump_constraint): Do not follow cycles.
6682 (dump_constraint_graph): Likewise.
6683 (build_pred_graph): Likewise.
6684 (build_succ_graph): Likewise.
6685 (rewrite_constraints): Likewise.
6686 (do_simple_structure_copy): Remove.
6687 (do_rhs_deref_structure_copy): Remove.
6688 (do_lhs_deref_structure_copy): Remove.
6689 (collapse_rest_of_var): Remove.
6690 (do_structure_copy): Re-implement.
6691 (pta_stats): New global variable.
6692 (dump_pta_stats): New function.
6693 (struct constraint_expr): Make offset signed.
6694 (UNKNOWN_OFFSET): Define special value.
6695 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
6696 (solution_set_expand): New helper function split out from ...
6697 (do_sd_constraint): ... here.
6698 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
6699 (do_ds_constraint): Likewise.
6700 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
6701 and CALLUSED = *CALLUSED.
6702 (set_union_with_increment): Make inc argument signed.
6703 (type_safe): Remove.
6704 (get_constraint_for_ptr_offset): Handle unknown and negative
6706 (first_vi_for_offset): Handle offsets before start. Bail
6707 out early for offsets beyond the variable extent.
6708 (first_or_preceding_vi_for_offset): New function.
6709 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
6710 Together with ESCAPED = *ESCAPED this properly computes reachability.
6711 (find_what_var_points_to): New function.
6712 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
6713 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
6714 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
6715 pt_solutions_intersect): New functions.
6716 (compute_call_used_vars): Remove.
6717 (compute_may_aliases): New main entry into PTA computation.
6718 * gimple.h (gimple_p): New typedef.
6719 (struct gimple_statement_base): Remove references_memory_p.
6720 (struct gimple_statement_with_memory_ops_base): Remove
6721 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
6723 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
6724 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
6725 gimple_set_references_memory): Remove.
6726 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
6727 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
6729 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
6730 (verify_expr): Allow RESULT_DECL.
6731 (gimple_duplicate_bb): Do not copy virtual operands.
6732 (gimple_duplicate_sese_region): Adjust.
6733 (gimple_duplicate_sese_tail): Likewise.
6734 (mark_virtual_ops_in_region): Remove.
6735 (move_sese_region_to_fn): Do not call it.
6736 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
6737 and pass_simple_dse.
6738 (execute_function_todo): Handle TODO_update_address_taken,
6739 call execute_update_addresses_taken for TODO_rebuild_alias.
6740 (execute_todo): Adjust.
6741 (execute_one_pass): Init dump files early.
6742 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
6744 (create_general_new_stmt): Clear vops.
6745 * tree-ssa-reassoc.c (get_rank): Adjust.
6746 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
6747 symbols for renaming.
6748 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
6749 (PARAM_AVG_ALIASED_VOPS): Likewise.
6750 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
6751 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
6752 * tree-ssa-operands.c: Simplify for new virtual operand representation.
6753 (operand_build_cmp, copy_virtual_operands,
6754 create_ssa_artificial_load_stmt, add_to_addressable_set,
6755 gimple_add_to_addresses_taken): Remove public functions.
6756 (unlink_stmt_vdef): New function.
6758 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6760 * config.gcc (powerpc-*-linux*): Merge variants.
6762 2009-04-02 Chao-ying Fu <fu@mips.com>
6763 James Grosbach <james.grosbach@microchip.com>
6765 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
6766 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
6768 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
6769 keep_interrupts_masked_p, use_debug_exception_return_p.
6770 (mips_attribute_table): Add interrupt, use_shadow_register_set,
6771 keep_interrupts_masked, use_debug_exception_return.
6772 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
6773 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
6775 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
6776 (mips_print_operand): Process COP0 registers to print $0 .. $31
6777 correctly for GAS to process.
6778 (mips_interrupt_extra_call_saved_reg_p): New function.
6779 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
6781 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6782 (mips_compute_frame_info): Add supports for interrupt context that
6783 includes doubleword accumulators and COP0 registers.
6784 (mips_for_each_saved_acc): New function.
6785 (mips_for_each_saved_gpr_and_fpr): Change the function name from
6786 mips_for_each_saved_reg.
6787 (mips_save_reg): Save accumulators.
6788 (mips_kernel_reg_p): A new for_each_rtx callback.
6789 (mips_expand_prologue): Support interrupt handlers.
6790 (mips_restore_reg): Restore accumulators.
6791 (mips_expand_epilogue): Support interrupt handlers.
6792 (mips_can_use_return_insn): Return false for interrupt handlers.
6793 (mips_epilogue_uses): New function.
6794 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
6795 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
6796 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
6797 cop0_move): New instructions.
6798 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
6799 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
6801 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
6803 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
6804 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
6805 interrupt handlers, we use K0 as the temporary register.
6806 (EPILOGUE_USES): Change to a function call.
6807 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
6808 handlers, we use K0 as the temporary register.
6810 * doc/extend.texi (Function Attributes): Document interrupt,
6811 use_shadow_register_set, keep_interrupts_masked,
6812 use_debug_exception_return for MIPS attributes.
6814 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6816 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
6817 Remove a number of t-files from tmake_file.
6818 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
6819 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
6820 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
6821 target_prototype, not TARGET_PROTOTYPE.
6822 (LINK_OS_GNU_SPEC): Define.
6823 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
6824 and darwin-ldoubdle.c.
6826 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6829 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
6830 (cpp_options): Ditto.
6831 (default_compilers): Ditto.
6832 (display_help): Ditto.
6833 (process_command): Ditto.
6835 (set_input): Use lbasename instead of duplicate code.
6836 (save_temps_prefix): New static for -save-temps=obj.
6837 (save_temps_length): Ditto.
6839 * doc/invoke.texi (-save-temps=obj): Document new variant to
6842 2009-04-02 Jeff Law <law@redhat.com>
6844 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
6847 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
6849 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
6850 * configure: Regenerated.
6852 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6854 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
6855 share the argument list.
6857 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6861 2009-02-12 Diego Novillo <dnovillo@google.com>
6863 * varpool.c (debug_varpool): New.
6864 * cgraph.h (debug_varpool): Declare.
6866 2009-04-02 Jan Hubicka <jh@suse.cz>
6868 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
6871 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
6873 * config/i386/i386.c (ix86_abi): Move initialization to ...
6874 (override_options): Here.
6876 2009-04-02 Christian Bruel <christian.bruel@st.com>
6878 * config/sh/sh.c (sh_dwarf_register_span): New function.
6879 (TARGET_DWARF_REGISTER_SPAN): Define.
6880 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
6882 2009-04-02 Ira Rosen <irar@il.ibm.com>
6884 PR tree-optimization/39595
6885 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
6886 interleaved loads group is not greater than the SLP group size.
6888 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6890 * builtins.c (is_builtin_name): New.
6891 (called_as_built_in): Use is_builtin_name.
6892 * tree.h (is_builtin_name): New.
6893 * varasm.c (incorporeal_function_p): Use is_builtin_name
6895 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
6897 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
6899 2009-04-02 Dodji Seketeli <dodji@redhat.com>
6902 * c-decl.c (clone_underlying_type): Move this ...
6903 * c-common.c (set_underlying_type): ... here.
6904 Also, make sure the function properly sets TYPE_STUB_DECL() on
6905 the newly created typedef variant type.
6906 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
6907 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
6910 2009-04-02 Richard Guenther <rguenther@suse.de>
6912 PR tree-optimization/37221
6913 * tree-flow.h (degenerate_phi_result): Declare.
6914 * tree-ssa-dom.c (degenerate_phi_result): Export.
6915 * tree-scalar-evolution.c (analyze_initial_condition): If
6916 the initial condition is defined by a degenerate PHI node
6917 use the degenerate value.
6919 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
6921 PR rtl-optimization/39588
6922 * combine.c (merge_outer_ops): Do not set the constant when this
6924 (simplify_shift_const_1): Do not modify it either in this case.
6926 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
6928 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
6929 tuning is deprecated if -mtune value is set to an Itanium1 variant.
6931 2009-04-01 Janis Johnson <janis187@us.ibm.com>
6934 * c-lex.c (interpret_float): Default (no suffix) is double.
6936 2009-04-1 Xinliang David Li <davidxl@google.com>
6938 * config/i386/i386.c (legitimate_constant_p): Recognize
6939 all one vector constant.
6941 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6943 * config/vax/vax.c: Add #includes to silence warnings.
6944 Change #include order to silence two warnings.
6946 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6948 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
6949 (ASM_SPEC): Pass -k to the assembler for PIC code.
6951 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6953 * config.gcc: Add vax-*-linux* to the switch.
6954 * config/vax/linux.h: New file. (TARGET_VERSION,
6955 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
6957 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6959 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
6960 Use predicate macros instead of GET_CODE() == foo.
6961 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
6962 ashlsi3, rotrsi3, <unnamed>): Likewise.
6964 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6966 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
6967 jbbccihi, jbbccisi): Remova trailing whitespace.
6968 * config/vax/constraints.md: Likewise.
6969 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6970 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
6971 * config/vax/predicates.md: Likewise.
6972 * config/vax/vax.c (print_operand_address, vax_output_int_move,
6973 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
6974 * config/vax/vax.h: Likewise.
6975 * config/vax/vax.md (nonlocal_goto): Likewise.
6977 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6979 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
6980 (indirectable_address_p, adjacent_operands_p): Add spaces around
6982 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
6984 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6986 * config/vax/vax.c (legitimate_constant_address_p,
6987 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
6988 index_term_p, reg_plus_index_p, legitimate_address_p,
6989 vax_mode_dependent_address_p): Update comments to match functions
6990 modified by the recent int->bool conversion.
6992 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6994 * config/vax/builtins.md: Update copyright message.
6995 * config/vax/constraints.md: Likewise.
6996 * config/vax/netbsd-elf.h: Likewise.
6997 * config/vax/predicates.md: Likewise.
6998 * config/vax/vax-protos.h: Likewise.
6999 * config/vax/vax.c: Likewise.
7000 * config/vax/vax.h: Likewise.
7001 * config/vax/vax.md: Likewise.
7002 * config/vax/vax.opt: Likewise.
7004 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7006 * config/vax/builtins.md (ffssi2, ffssi2_internal,
7007 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
7008 * config/vax/constraints.md (B, R): Likewise.
7009 * config/vax/predicates.md (external_memory_operand,
7010 nonimmediate_addsub_di_operand): Likewise.
7011 * config/vax/vax.c (vax_output_int_add): Likewise.
7012 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
7013 untyped_call): Likewise.
7015 2009-04-01 Matt Thomas <matt@3am-software.com>
7017 * config/vax/predicates.md: New file.
7018 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
7019 external_const_operand, nonsymbolic_operand, external_memory_operand,
7020 indirect_memory_operand, indexed_memory_operand,
7021 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
7022 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
7024 * config/vax/constraints.md: New file.
7025 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
7027 * config/vax/builtins.md: New file.
7028 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
7029 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
7031 * config/vax/vax.opt (mqmath): Add option.
7032 * config/vax/vax.md (isfx): Extend with DI.
7033 (VAXintQH, VAXintQHSD): Define.
7034 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
7035 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
7036 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
7037 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
7038 (movdi): Update constraints and use vax_output_int_move().
7039 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
7040 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
7041 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
7042 nonlocal_goto): New.
7043 (mov<mode>): Extend accepted operand types.
7044 (subdi3_old): Rename from subdi3, change update constraints and use
7045 a new implementation.
7046 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
7047 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
7048 MOVE_RATIO, CLEAR_RATIO): Define.
7049 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
7050 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
7051 (PRINT_OPERAND): Redefine using a function instead of inlined code.
7052 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
7053 (split_quadword_operands): Make static and really allow variable
7055 (print_operand_address): Update for PIC generation.
7056 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
7057 indexable_address_p, fixup_mathdi_operand,
7058 vax_expand_addsub_di_operands, adjacent_operands_p): New.
7059 (vax_float_literal, legitimate_constant_p,
7060 indirectable_constant_address_p, index_term_p,
7061 reg_plus_index_p): Return bool instead of int.
7062 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
7064 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
7066 (vax_output_conditional_branch): Indent.
7067 (legitimate_constant_address_p, indirectable_constant_address_p,
7068 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
7069 vax_mode_dependent_address_p): Return bool instead of int, update for
7071 * config/vax/vax-protos.h (legitimate_constant_address_p,
7072 legitimate_constant_p, legitimate_address_p,
7073 vax_mode_dependent_address_p): Change declaration to bool.
7074 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
7075 vax_expand_addsub_di_operands, vax_output_int_subtract,
7076 vax_output_movmemsi): Declare.
7077 (split_quadword_operands, vax_float_literal): Delete declaration.
7078 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
7079 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
7080 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
7081 ASM_OUTPUT_DWARF_PCREL): Define.
7082 (ASM_SPEC): Change definition to allow PIC generation.
7084 2009-04-01 Steve Ellcey <sje@cup.hp.com>
7086 * doc/sourcebuild.texi: Update front-end requirements.
7088 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7091 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
7092 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
7093 (booldi3_internal3): Use boolean_or_operator instead of
7096 2009-04-01 Joseph Myers <joseph@codesourcery.com>
7099 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
7100 declarator whose size is not an integer constant expression but
7101 folds to an integer constant, then treat it as a constant
7104 2009-04-01 Richard Guenther <rguenther@suse.de>
7106 * fold-const.c (fold_plusminus_mult_expr): Do not fold
7107 i * 4 + 2 to (i * 2 + 1) * 2.
7109 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7112 * c-parser.c (c_parser_asm_statement): Skip until close paren and
7113 return if c_parser_asm_string_literal returned NULL.
7115 2009-04-01 Nick Clifton <nickc@redhat.com>
7117 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
7119 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
7120 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
7121 other typedefs to avoid conflicts with libgcc2.c. Define labels
7122 to gain 16-bit bit-manipulation functions from libgcc2.c and then
7124 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
7125 to gain 16-bit trapping arithmetic functions from libgcc2.c and
7128 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
7130 * varasm.c (default_function_rodata_section): Declare DOT as
7133 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
7134 Andrey Galkin <agalkin@hypercom.com>
7137 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
7138 Make object_name unique for each process.
7140 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7143 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
7144 addressable variables in the parallel that could go out of scope while
7145 running queued tasks.
7147 2009-04-01 Anatoly Sokolov <aesok@post.ru>
7149 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
7150 (CASE_VALUES_THRESHOLD): Redefine.
7151 * config/avr/avr.c (avr_override_options): Remove initialization of
7152 avr_case_values_threshold variable.
7153 (avr_case_values_threshold): Remove variable. Add new function.
7154 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
7155 * config/avr/avr.opt (mno-tablejump): Remove option.
7156 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
7158 2009-04-01 DJ Delorie <dj@redhat.com>
7160 * varasm.c (default_function_rodata_section): Don't assume
7161 anything about where the first '.' in the section name is.
7163 2009-04-01 Alan Modra <amodra@bigpond.net.au>
7165 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
7166 rs6000_emit_stack_tie.
7168 2009-03-31 Ian Lance Taylor <iant@google.com>
7170 * tree-eh.c (tree_remove_unreachable_handlers): Compare
7171 gimple_code with GIMPLE_RESX, not RESX.
7173 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7175 * c-common.c (c_get_ident): New.
7176 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
7178 2009-04-01 Ben Elliston <bje@au.ibm.com>
7180 * config/rs6000/sysv4.opt (msdata): Improve option description.
7182 2009-03-31 Steve Ellcey <sje@cup.hp.com>
7184 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
7185 (divdf3_internal_lat): Remove.
7186 (divxf3_internal_lat): Remove.
7187 (divxf3_internal_thr): Remove.
7188 (divxf): Use divxf3_internal.
7189 * config/ia64/div.md (divsf3_internal_lat): New.
7190 (divdf3_internal_lat): New.
7191 (divxf3_internal): New.
7193 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7196 * Makefile.in (USE_GCC_STDINT): Define.
7197 (stmp-int-hdrs): Install stdint.h if applicable.
7198 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
7200 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
7201 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
7202 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7203 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7204 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7205 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7206 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7207 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7208 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7209 (c_common_nodes_and_builtins): Initialize
7210 underlying_wchar_type_node. Do not initialize
7211 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
7212 nodes for new types.
7213 (c_stddef_cpp_builtins): Define macros for new types.
7214 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
7216 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
7217 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
7218 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
7219 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
7220 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
7221 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
7222 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
7223 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
7224 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
7225 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
7226 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
7227 int16_type_node, int32_type_node, int64_type_node,
7228 uint8_type_node, uint16_type_node, c_uint32_type_node,
7229 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
7230 int_least32_type_node, int_least64_type_node,
7231 uint_least8_type_node, uint_least16_type_node,
7232 uint_least32_type_node, uint_least64_type_node,
7233 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
7234 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
7235 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
7236 uintptr_type_node): Define.
7237 * c-cppbuiltin.c (builtin_define_constants,
7238 builtin_define_type_minmax): New.
7239 (builtin_define_stdint_macros): Define more macros.
7240 (c_cpp_builtins): Define more limit macros.
7242 (builtin_define_type_max): Define in terms of
7243 builtin_define_type_minmax. Remove is_long parameter. All
7245 * config.gcc (use_gcc_stdint): Define.
7246 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
7247 Add newlib-stdint.h for generic targets.
7248 * config/glibc-stdint.h, config/newlib-stdint.h,
7249 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
7250 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
7251 * config/score/score.h (UINTPTR_TYPE): Define.
7252 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7253 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7254 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7255 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7256 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7257 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7258 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7259 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7260 * config/spu/spu.h (STDINT_LONG32): Define.
7261 * configure.ac (use_gcc_stdint): Substitute.
7262 * configure: Regenerate.
7263 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
7264 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
7265 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
7266 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
7267 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
7268 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
7269 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
7270 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
7271 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
7272 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
7273 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
7274 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
7275 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
7276 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
7277 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
7278 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
7279 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
7280 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
7281 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
7282 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
7283 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
7284 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
7285 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7286 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7287 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7288 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7289 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7290 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7291 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
7293 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
7295 * loop-iv.c (suitable_set_for_replacement): Renamed from
7296 simplify_using_assignment; changed to return bool and to accept new
7297 args DEST and SRC. Return true iff we find a source/destination pair
7298 that can be used to make a replacement, and fill SRC and DEST if so.
7299 Remove arg ALTERED. Don't deal with altered regs here. All callers
7301 (simplify_using_initial_values): Deal with altered regs here and track
7302 more precisely the effect they have on the validity of our expression.
7304 * loop-iv.c (simplify_using_condition): A condition of the form
7305 (EQ REG CONST) can be used to simply make a substitution.
7306 (simplify_using_initial_values): Keep track of conditions we have seen
7307 and keep using them to simplify new expressions, while applying the
7308 same substitutions to them as to the expression.
7310 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7311 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
7314 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
7315 changed. Use this when trying to improve the upper bound.
7316 Generate the comparison by using simplify_gen_relational.
7318 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
7320 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
7322 (simplify_using_assignment, simplify_using_initial_values): Call
7323 replace_in_expr to make replacements. Call replace_single_def_regs
7324 once on the initial version of the expression.
7326 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7329 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
7331 2009-03-31 Richard Guenther <rguenther@suse.de>
7334 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
7335 equality comparisons. Fold C - X CMP X if C % 2 == 1.
7337 2009-03-31 Richard Guenther <rguenther@suse.de>
7339 * tree.h (div_if_zero_remainder): Declare.
7340 * fold-const.c (div_if_zero_remainder): Export.
7341 * tree-ssa-forwprop.c
7342 (forward_propagate_addr_into_variable_array_index): Handle
7343 constant array index addition outside of the variable index.
7345 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7348 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
7349 define_splits, floatunssi<mode>2): Require x87 conversions from
7350 DImode to be permitted.
7352 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7354 PR preprocessor/15638
7355 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
7357 2009-03-31 Richard Guenther <rguenther@suse.de>
7361 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
7362 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
7363 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
7364 a separate statement.
7365 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
7366 (lookup_tmp_var): Likewise.
7367 (is_gimple_formal_tmp_or_call_rhs): Remove.
7368 (is_gimple_reg_or_call_rhs): Rename to ...
7369 (is_gimple_reg_rhs_or_call): ... this.
7370 (is_gimple_mem_or_call_rhs): Rename to ...
7371 (is_gimple_mem_rhs_or_call): ... this.
7372 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
7373 DECL_GIMPLE_REG_P only if is_formal is true.
7374 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
7375 for non-proper post-modify expression gimplification.
7376 (gimplify_self_mod_expr): For post-modify expressions gimplify
7377 the lvalue to a minimal lvalue.
7378 (rhs_predicate_for): Remove formal temp case.
7379 (gimplify_modify_expr_rhs): Likewise.
7380 (gimplify_addr_expr): Use is_gimple_reg.
7381 (gimplify_expr): Remove formal temp cases.
7382 (gimple_regimplify_operands): Likewise.
7383 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
7384 and FILTER_EXPR like constants.
7385 * gimple.c (walk_gimple_op): Fix val_only initialization, use
7387 (is_gimple_formal_tmp_rhs): Remove.
7388 (is_gimple_reg_rhs): Remove special casing.
7389 (is_gimple_mem_rhs): Fix.
7390 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
7391 (is_gimple_formal_tmp_var): Remove.
7392 (is_gimple_formal_tmp_reg): Likewise.
7393 (is_gimple_min_lval): Allow invariant component ref parts.
7394 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
7395 is_gimple_formal_tmp_reg): Remove declarations.
7396 * tree-cfg.c (verify_expr): Verify that variables with address
7397 taken do not have DECL_GIMPLE_REG_P set.
7398 * tree-mudflap.c (mf_build_check_statement_for): Use
7399 force_gimple_operand instead of gimplify_expr.
7401 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
7403 * modulo-sched.c (sms_schedule_by_order): Pass the actual
7404 schedulable rows to compute_split_row.
7406 2009-03-31 Ben Elliston <bje@au.ibm.com>
7409 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
7412 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7414 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
7415 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
7416 * configure: Regenerate.
7417 * config.in: Regenerate.
7418 * config/rs6000/rs6000.opt (mtls-markers): Add.
7419 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
7420 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
7421 (tls_ld_aix, tls_ld_sysv): Likewise.
7422 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
7423 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
7425 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7427 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
7429 2009-03-30 Jan Hubicka <jh@suse.cz>
7431 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
7433 (tree_remove_unreachable_handlers): Cleanup EH predecestor
7434 detection and label handling.
7436 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7438 * ira-int.h (ira_allocno): Rename left_conflicts_num to
7439 left_conflicts_size.
7440 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
7441 ALLOCNO_LEFT_CONFLICTS_SIZE.
7443 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
7444 remove_allocno_from_bucket_and_push,
7445 allocno_spill_priority_compare, push_allocnos_to_stack,
7446 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7447 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
7448 (setup_allocno_left_conflicts_num): Ditto. Rename to
7449 setup_allocno_left_conflicts_size.
7450 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7451 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
7452 setup_allocno_left_conflicts_size instead of
7453 setup_allocno_left_conflicts_num.
7455 * ira-build.c (ira_create_allocno): Use
7456 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
7457 ALLOCNO_LEFT_CONFLICTS_NUM.
7459 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7461 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7462 instead of DF_LR_OUT.
7464 * ira-lives.c (process_bb_node_lives): Ditto.
7466 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7467 instead of DF_LR_{OUT,IN}.
7469 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7471 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7473 2009-03-30 Jan Hubicka <jh@suse.cz>
7475 * except.c (label_to_region_map): Fix thinko.
7477 2009-03-30 Steve Ellcey <sje@cup.hp.com>
7480 * tree.h (tree_find_value): New declaration.
7481 * tree.c (tree_find_value): New function.
7482 * varasm.c (assemble_external): Avoid duplicate entries on lists.
7484 2009-03-30 Jakub Jelinek <jakub@redhat.com>
7487 * c-decl.c (struct c_binding): Add locus field.
7488 (bind): Add locus argument, set locus field from it.
7489 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
7490 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
7491 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
7492 implicitly_declare, undeclared_variable, lookup_label,
7493 declare_label, c_make_fname_decl, c_builtin_function,
7494 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
7497 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
7500 * config/i386/i386.c (classify_argument): Check total size of
7503 2009-03-30 Martin Jambor <mjambor@suse.cz>
7505 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
7506 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
7507 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
7510 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
7511 seen_variable_array_ref while also traversing a union.
7513 * tree-inline.c (optimize_inline_calls): Do not call
7514 cgraph_node_remove_callees.
7515 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
7516 (pass_remove_cgraph_callee_edges): New variable.
7517 * passes.c (init_optimization_passes): Add
7518 pass_remove_cgraph_callee_edges after early inlining and before all
7519 late intraprocedural passes.
7521 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
7523 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7525 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
7528 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7530 * combine.c (simplify_comparison): Use have_insn_for.
7531 * dojump.c (do_jump): Likewise.
7533 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7535 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
7536 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
7537 sparc_compare_op0 like sparc_compare_emitted used to be handled.
7538 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
7539 instead of sparc_compare_emitted.
7540 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
7541 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
7542 instead of sparc_compare_emitted.
7544 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7546 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
7547 enter/exit cfglayout mode.
7548 (pass_partition_block): Require it.
7549 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
7550 (combine_instructions): Track basic blocks instead of labels.
7551 (update_cfg_for_uncondjump): New.
7552 (try_combine): Use it. Update jumps after rescanning.
7553 (pass_combine): Require PROP_cfglayout.
7554 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
7556 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7558 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
7559 Provide/destroy PROP_cfglayout respectively.
7560 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
7561 * tree-pass.h (PROP_cfglayout): New.
7563 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7565 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
7566 fold_convert_const_fixed_from_fixed,
7567 fold_convert_const_fixed_from_int,
7568 fold_convert_const_fixed_from_real, fold_negate_const): Do not
7569 set TREE_CONSTANT_OVERFLOW.
7570 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
7571 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
7573 2009-03-30 Ira Rosen <irar@il.ibm.com>
7575 * tree-vect-loop-manip.c: New file.
7576 * tree-vectorizer.c: Update documentation and included files.
7577 (vect_loop_location): Make extern.
7578 (rename_use_op): Move to tree-vect-loop-manip.c
7579 (rename_variables_in_bb, rename_variables_in_loop,
7580 slpeel_update_phis_for_duplicate_loop,
7581 slpeel_update_phi_nodes_for_guard1,
7582 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
7583 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
7584 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
7585 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
7586 find_loop_location): Likewise.
7587 (new_stmt_vec_info): Move to tree-vect-stmts.c.
7588 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
7589 get_vectype_for_scalar_type, vect_is_simple_use,
7590 supportable_widening_operation, supportable_narrowing_operation):
7592 (bb_in_loop_p): Move to tree-vect-loop.c.
7593 (new_loop_vec_info, destroy_loop_vec_info,
7594 reduction_code_for_scalar_code, report_vect_op,
7595 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
7596 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
7597 (vect_supportable_dr_alignment): Likewise.
7598 * tree-vectorizer.h (tree-data-ref.h): Include.
7599 (vect_loop_location): Declare.
7600 Reorganize function declarations according to the new file structure.
7601 * tree-vect-loop.c: New file.
7602 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
7603 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
7604 * tree-vect-data-refs.c: New file.
7605 * tree-vect-patterns.c (timevar.h): Don't include.
7606 * tree-vect-stmts.c: New file.
7607 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
7608 tree-vect-slp.c, tree-vect-loop.c.
7609 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
7610 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
7611 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
7612 (tree-vect-analyze.o): Remove.
7613 (tree-vect-transform.o): Likewise.
7614 (tree-vect-data-refs.o): Add rule.
7615 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
7616 tree-vect-slp.o): Likewise.
7617 (tree-vect-patterns.o): Remove redundant dependencies.
7618 (tree-vectorizer.o): Likewise.
7619 * tree-vect-slp.c: New file.
7621 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7623 * optc-gen.awk: Warn if an option flag has multiple different
7626 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
7628 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
7629 -floop-block): Document dependences on PPL, CLooG and Graphite.
7631 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7633 PR rtl-optimization/323
7634 * c-common.c (c_fully_fold, convert_and_check,
7635 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
7636 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
7637 * c-common.def (EXCESS_PRECISION_EXPR): New.
7638 * c-cppbuiltin.c (builtin_define_float_constants): Define
7639 constants with enough digits for long double.
7640 * c-lex.c (interpret_float): Interpret constant with excess
7641 precision where appropriate.
7642 * c-opts.c (c_common_post_options): Set
7643 flag_excess_precision_cmdline. Give an error for
7644 -fexcess-precision=standard for C++ for processors where the
7645 option is significant.
7646 * c-parser.c (c_parser_conditional_expression): Handle excess
7647 precision in condition.
7648 * c-typeck.c (convert_arguments): Handle arguments with excess
7650 (build_unary_op): Move excess precision outside operation.
7651 (build_conditional_expr): Likewise.
7652 (build_compound_expr): Likewise.
7653 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
7654 (build_modify_expr): Handle excess precision in RHS.
7655 (convert_for_assignment): Handle excess precision in converted
7657 (digest_init, output_init_element, process_init_element): Handle
7658 excess precision in initializer.
7659 (c_finish_return): Handle excess precision in return value.
7660 (build_binary_op): Handle excess precision in operands and add
7661 excess precision as needed for operation.
7662 * common.opt (-fexcess-precision=): New option.
7663 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
7664 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
7665 For standard excess precision, output explicit conversion to and
7666 truncation from XFmode.
7667 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
7668 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
7669 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
7670 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
7671 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
7672 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
7673 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
7674 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
7675 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
7676 define_splits, sqrt<mode>2): Disable where appropriate for
7677 standard excess precision.
7678 * convert.c (convert_to_real): Do not shorten arithmetic to type
7679 for which excess precision would be used.
7680 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
7681 * doc/invoke.texi (-fexcess-precision=): Document option.
7682 (-mfpmath=): Correct index entry.
7683 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
7684 flag_excess_precision): New.
7685 * langhooks.c (lhd_post_options): Set
7686 flag_excess_precision_cmdline.
7687 * opts.c (common_handle_option): Handle -fexcess-precision=.
7688 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
7689 init_excess_precision): New.
7690 (lang_dependent_init_target): Call init_excess_precision.
7691 * tree.c (excess_precision_type): New.
7692 * tree.h (excess_precision_type): Declare.
7694 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7697 * c-typeck.c (build_component_ref): Do not copy qualifiers from
7698 non-lvalue to component.
7700 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7702 PR preprocessor/34695
7703 * Makefile.in (c-opts.o): Depend on c-tree.h.
7704 * c-common.c: Move down include of diagnostic.h.
7705 (done_lexing, c_cpp_error): New.
7706 * c-common.h (done_lexing): Declare.
7707 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
7709 * c-opts.c: Include c-tree.h.
7710 (c_common_init_options): Set preprocessor error callback.
7711 (c_common_handle_option): Do not set preprocessor
7712 inhibit_warnings, warnings_are_errors, warn_system_headers,
7713 pedantic_errors or inhibit_warnings flags.
7714 (c_common_post_options): Do not check cpp_errors (parse_in).
7715 (c_common_finish): Do not output dependencies if there were
7716 errors. Do not check return value of cpp_finish.
7717 * c-ppoutput.c (pp_file_change): Set input_location.
7718 * c-tree.h (c_cpp_error): Declare.
7719 * diagnostic.c (diagnostic_set_info_translated): Also initialize
7721 (diagnostic_build_prefix): Check override_column.
7722 * diagnostic.h (diagnostic_info): Add override_column field.
7723 (diagnostic_override_column): Define.
7725 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
7727 * c-common.c (c_expand_expr, c_staticp): Remove.
7728 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
7729 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
7730 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
7731 * c-gimplify.c (gimplify_compound_literal_expr,
7732 optimize_compound_literals_in_ctor): Remove.
7733 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
7734 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
7735 * c-semantics.c (emit_local_var): Remove.
7737 * langhooks-def.h (lhd_expand_expr): Remove.
7738 * langhooks.c (lhd_expand_expr): Remove.
7739 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
7741 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
7742 handling from c-semantics.c; don't call into langhook.
7743 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
7744 * gimplify.c (gimplify_compound_literal_expr,
7745 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
7746 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
7747 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
7748 as was done in c-gimplify.c.
7749 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
7750 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
7751 Move from c-common.h.
7752 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
7754 * tree.c (staticp): Do not call langhook.
7755 * langhooks.c (lhd_staticp): Delete.
7756 * langhooks-def.h (lhd_staticp): Delete prototype.
7757 (LANG_HOOKS_STATICP): Delete.
7758 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
7760 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
7761 instead of DECL_STMTs.
7763 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7771 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
7773 (fold_call_expr): Return a NOP_EXPR from folding rather than the
7774 contained expression.
7775 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
7776 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
7777 conditional expressions for C.
7778 (decl_constant_value_for_optimization): Move from
7779 decl_constant_value_for_broken_optimization in c-typeck.c. Check
7780 whether optimizing and that the expression is a VAR_DECL not of
7781 array type instead of doing such checks in the caller. Do not
7782 check pedantic. Call gcc_unreachable for C++.
7783 * c-common.def (C_MAYBE_CONST_EXPR): New.
7784 * c-common.h (c_fully_fold, c_save_expr,
7785 decl_constant_value_for_optimization): New prototypes.
7786 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7787 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7788 EXPR_INT_CONST_OPERANDS): Define.
7789 * c-convert.c (convert): Strip nops from expression.
7790 * c-decl.c (groktypename): Take extra parameters expr and
7791 expr_const_operands. Update call to grokdeclarator.
7792 (start_decl): Update call to grokdeclarator. Add statement for
7793 expressions used in type of decl.
7794 (grokparm): Update call to grokdeclarator.
7795 (push_parm_decl): Update call to grokdeclarator.
7796 (build_compound_literal): Add parameter non_const and build a
7797 C_MAYBE_COSNT_EXPR if applicable.
7798 (grokdeclarator): Take extra parameters expr and
7799 expr_const_operands. Track expressions used in declaration
7800 specifiers and declarators. Fold array sizes and track whether
7801 they are constant expressions and whether they are integer
7802 constant expressions.
7803 (parser_xref_tag): Set expr and expr_const_operands fields in
7805 (grokfield): Update call to grokdeclarator.
7806 (start_function): Update call to grokdeclarator.
7807 (build_null_declspecs): Set expr and expr_const_operands fields in
7809 (declspecs_add_type): Handle expressions in typeof specifiers.
7810 * c-parser.c (c_parser_declspecs): Set expr and
7811 expr_const_operands fields for declaration specifiers.
7812 (c_parser_enum_specifier): Likewise.
7813 (c_parser_struct_or_union_specifier): Likewise.
7814 (c_parser_typeof_specifier): Likewise. Update call to
7815 groktypename. Fold expression as needed. Return expressions with
7816 type instead of adding statements.
7817 (c_parser_attributes): Update calls to c_parser_expr_list.
7818 (c_parser_statement_after_labels): Fold expression before passing
7819 to objc_build_throw_stmt.
7820 (c_parser_condition): Fold expression.
7821 (c_parser_asm_operands): Fold expression.
7822 (c_parser_conditional_expression): Use c_save_expr. Update call
7823 to build_conditional_expr.
7824 (c_parser_alignof_expression): Update call to groktypename.
7825 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
7826 original_code. Fold expression argument of va_arg. Create
7827 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
7828 argument to va_arg. Update calls to groktypename. Fold array
7829 index for offsetof. Verify that first argument to
7830 __builtin_choose_expr has integer type.
7831 (c_parser_postfix_expression_after_paren_type): Update calls to
7832 groktypename and build_compound_literal. Handle expressions with
7833 side effects in type name.
7834 (c_parser_postfix_expression_after_primary): Update call to
7835 c_parser_expr_list. Set original_code for calls to
7836 __builtin_constant_p.
7837 (c_parser_expr_list): Take extra parameter fold_p. Fold
7838 expressions if requested.
7839 (c_parser_objc_type_name): Update call to groktypename.
7840 (c_parser_objc_synchronized_statement): Fold expression.
7841 (c_parser_objc_receiver): Fold expression.
7842 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
7843 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
7844 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
7845 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
7846 (struct c_typespec): Add elements expr and expr_const_operands.
7847 (struct c_declspecs): Add elements expr and expr_const_operands.
7848 (groktypename, build_conditional_expr, build_compound_literal):
7850 (in_late_binary_op): Declare.
7851 * c-typeck.c (note_integer_operands): New function.
7852 (in_late_binary_op): New variable.
7853 (decl_constant_value_for_broken_optimization): Move to c-common.c
7854 and rename to decl_constant_value_for_optimization.
7855 (default_function_array_conversion): Do not strip nops.
7856 (default_conversion): Do not call
7857 decl_constant_value_for_broken_optimization.
7858 (build_array_ref): Do not fold result.
7859 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
7860 result when operand is a VLA.
7861 (c_expr_sizeof_type): Update call to groktypename. Handle
7862 expressions included in type name. Use C_MAYBE_CONST_EXPR for
7863 result when operand names a VLA type.
7864 (build_function_call): Update call to build_compound_literal.
7865 Only fold result for calls to __builtin_* functions. Strip
7866 NOP_EXPR from INTEGER_CST returned from such functions. Fold
7867 the function designator.
7868 (convert_arguments): Fold arguments. Update call to
7869 convert_for_assignment.
7870 (build_unary_op): Handle increment and decrement of
7871 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
7872 decrement earlier. Fold operand of increment and decrement.
7873 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
7874 built for integer operand. Wrap returns that are INTEGER_CSTs
7875 without being integer constant expressions or that have integer
7876 constant operands without being INTEGER_CSTs.
7877 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
7878 (build_conditional_expr): Add operand ifexp_bcp. Track whether
7879 result is an integer constant expression or can be used in
7880 unevaluated parts of one and avoid folding and wrap as
7881 appropriate. Fold operands before possibly doing -Wsign-compare
7883 (build_compound_expr): Wrap result for C99 if operands can be used
7884 in integer constant expressions.
7885 (build_c_cast): Update call to digest_init. Do not ignore
7886 overflow from casting floating-point constants to integers. Wrap
7887 results that could be confused with integer constant expressions,
7888 null pointer constants or floating-point constants.
7889 (c_cast_expr): Update call to groktypename. Handle expressions
7890 included in type name.
7891 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
7892 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
7893 Update calls to convert_for_assignment.
7894 (convert_for_assignment): Take new parameter
7895 null_pointer_constant. Do not strip nops or call
7896 decl_constant_value_for_broken_optimization. Set
7897 in_late_binary_op for conversions to boolean.
7898 (store_init_value): Update call to digest_init.
7899 (digest_init): Take new parameter null_pointer_constant. Do not
7900 call decl_constant_value_for_broken_optimization. pedwarn for
7901 initializers not constant expressions. Update calls to
7902 convert_for_assignment.
7903 (constructor_nonconst): New.
7904 (struct constructor_stack): Add nonconst element.
7905 (really_start_incremental_init, push_init_level, pop_init_level):
7906 Handle constructor_nonconst and nonconst element.
7907 (set_init_index): Call constant_expression_warning for array
7909 (output_init_element): Fold value. Set constructor_nonconst as
7910 applicable. pedwarn for initializers not constant expressions.
7911 Update call to digest_init. Call constant_expression_warning
7912 where constant initializers are required.
7913 (process_init_element): Use c_save_expr.
7914 (c_finish_goto_ptr): Fold expression.
7915 (c_finish_return): Fold return value. Update call to
7916 convert_for_assignment.
7917 (c_start_case): Fold switch expression.
7918 (c_process_expr_stmt): Fold expression.
7919 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
7920 ensure statement expression is not evaluated in constant expression.
7921 (build_binary_op): Track whether results are integer constant
7922 expressions or may occur in such, disable folding and wrap results
7923 as applicable. Fold operands for -Wsign-compare warnings unless
7925 (c_objc_common_truthvalue_conversion): Handle results folded to
7926 integer constants that are not integer constant expressions.
7927 * doc/extend.texi: Document when typeof operands are evaluated,
7928 that condition of __builtin_choose_expr is an integer constant
7929 expression, and more about use of __builtin_constant_p in
7932 2009-03-29 Richard Guenther <rguenther@suse.de>
7934 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
7935 propagate addresses of array references.
7937 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
7939 * regmove.c (perhaps_ends_bb_p): Remove.
7940 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
7941 from INSN and check that the main loop stays within that basic block.
7942 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
7943 (regmove_forward_pass): Split out from regmove_optimize. Use
7944 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
7945 (regmove_backward_pass): Split out from regmove_optimize. Use
7946 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
7947 (regmove_optimize): Simplify.
7949 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
7952 * config/i386/i386.c (classify_argument): Ignore flexible array
7953 member in struct and warn ABI change.
7955 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
7957 * config/i386/i386-protos.h (ix86_agi_dependent): New.
7959 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
7960 (ix86_adjust_cost): Updated.
7962 2009-03-29 Jan Hubicka <jh@suse.cz>
7965 * tree-pass.h (pass_cleanup_eh): New function.
7966 (remove_unreachable_regions): Break code handling RTL
7967 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
7968 that can not be reached by runtime.
7969 (can_be_reached_by_runtime): New function.
7970 (label_to_region_map): New function.
7971 (num_eh_regions): New function.
7972 (rtl_remove_unreachable_regions): New function.
7973 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
7974 (remove_eh_region): New function.
7975 * except.h: Include sbitmap and vecprim.
7976 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
7977 num_eh_regions): Declare.
7978 * passes.c (init_optimization_passes): Schedule cleanup_eh.
7979 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
7980 * tree-eh.c (tree_remove_unreachable_handlers): New function.
7981 (tree_empty_eh_handler_p): New function.
7982 (cleanup_empty_eh): New function.
7983 (cleanup_eh): New function.
7984 (pass_cleanup_eh): New function.
7986 2009-03-29 Jan Hubicka <jh@suse.cz>
7988 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
7989 for removed regions.
7991 2009-03-29 Jan Hubicka <jh@suse.cz>
7993 * except.c (dump_eh_tree): Dump all datastructures.
7995 2009-03-29 Jan Hubicka <jh@suse.cz>
7997 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
7998 (duplicate_eh_regions_1): Likewise.
7999 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
8000 vector; call EH verification.
8001 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
8002 Be ready for region being removed.
8004 2009-03-29 Jan Hubicka <jh@suse.cz>
8006 * bitmap.c (bitmap_last_set_bit): New function.
8007 * bitmap.h (bitmap_last_set_bit): Declare.
8009 2009-03-29 David Ayers <ayers@fsfe.org>
8012 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
8013 by calling objc_compare_types and surpress warnings about
8014 incompatible C pointers that are compatible ObjC pointers.
8016 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
8018 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
8019 call initialize_inline_failed.
8020 (initialize_inline_failed): Move it from here ...
8021 * cgraph.c (initialize_inline_failed): ... to here.
8022 (cgraph_create_edge): Call initialize_inline_failed rather than
8023 setting inline_failed directly.
8025 2009-03-29 Ben Elliston <bje@au.ibm.com>
8028 * sysv4.opt (msdata): Improve comment.
8029 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
8030 * sysv4.h (SVR4_ASM_SPEC): Likewise.
8032 2009-03-29 Ben Elliston <bje@au.ibm.com>
8035 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
8036 load and store attributes.
8038 2009-03-29 Ben Elliston <bje@au.ibm.com>
8040 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
8041 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
8042 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
8043 * doc/extend.texi (X86 Built-in Functions): Add index entries for
8044 __builtin_infq and __builtin_huge_valq.
8046 2009-03-28 Anatoly Sokolov <aesok@post.ru>
8048 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
8050 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8051 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
8053 2009-03-28 Xinliang David Li <davidxl@google.com>
8055 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
8056 (do_dbg_cnt): New function.
8058 2009-03-28 Jan Hubicka <jh@suse.cz>
8060 Merge from pretty-ipa:
8062 2009-03-27 Jan Hubicka <jh@suse.cz>
8064 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
8065 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
8066 * passes.c (function_called_by_processed_nodes_p): New.
8067 * ipa-pure-const.c (check_call): Fix handling of operands.
8068 (analyze_function): Dump debug output for skipped bodies.
8069 (local_pure_const): Use function_called_by_processed_nodes_p.
8070 * dwarf2out.c (reference_to_unused): Use output.
8071 * passes.c (do_per_function_toporder): Likewise.
8073 2008-11-12 Jan Hubicka <jh@suse.cz>
8075 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
8076 * ipa-pure-const.c (funct_state_d): Add can throw field; make
8077 state_set_in_source enum
8078 (check_decl): Ignore memory tags; do not set fake looping flags;
8080 (check_operand, check_tree, check_rhs_var, check_lhs_var,
8081 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
8082 (check_call, analyze_function): Rewrite.
8084 (add_new_function): Update call of analyze_function.
8085 (generate_summary): Add call of analyze_function.
8086 (propagate): Propagate can_throw; handle state_set_in_source correctly.
8087 (local_pure_const): New function.
8088 (pass_local_pure_const): New pass.
8089 * ipa-inline.c (inline_transform): Set after_inlining.
8090 * tree-eh.c (stmt_can_throw_external): New.
8091 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
8092 work with aliasing built.
8093 * tree-flow.h (stmt_can_throw_external): New.
8094 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
8095 and local pure/const pass in early and late optimization queue.
8097 2009-03-28 Martin Jambor <mjambor@suse.cz>
8099 * fold-const.c (get_pointer_modulus_and_residue): New parameter
8101 (fold_binary): Allow function decl aligment consideration is the
8102 second argument is integer constant one.
8103 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
8104 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
8105 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
8107 2009-03-28 Jan Hubicka <jh@suse.cz>
8109 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
8110 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
8111 * function.h (rtl_data): Add nothrow flag.
8112 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
8113 set DECL_NOTHROW for AVAILABLE functions.
8115 2009-03-28 Jakub Jelinek <jakub@redhat.com>
8117 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
8118 following vector keyword has expansion starting with pixel or bool
8119 keyword, expand vector to __vector and pixel or bool to __pixel or
8123 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
8124 warn_if_disallowed_function_p): Removed.
8125 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
8126 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
8127 warning_if_disallowed_function_p.
8128 * flags.h (warn_if_disallowed_function_p,
8129 warn_disallowed_functions): Removed.
8130 * common.opt (Wdisallowed-function-list=): Removed.
8131 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
8133 2009-03-28 Richard Guenther <rguenther@suse.de>
8135 PR tree-optimization/38723
8136 * tree-ssa-pre.c (compute_avail): Add all default definitions to
8139 2009-03-28 Jan Hubicka <jh@suse.cz>
8141 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
8142 test introduced by my previous patch.
8144 2009-03-28 Richard Guenther <rguenther@suse.de>
8146 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
8147 the PHIs value undefined.
8149 2009-03-28 Jan Hubicka <jh@suse.cz>
8151 * tree-pass.h (pass_fixup_cfg): New pass.
8152 * ipa-inline.c (inline_transform): Set
8153 always_inline_functions_inlined/after_inlining.
8154 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
8155 (pass_fixup_cfg): New pass.
8156 * passes.c (init_optimization_passes): Add fixup_cfg.
8158 2009-03-28 Richard Guenther <rguenther@suse.de>
8160 PR tree-optimization/38458
8161 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
8162 argument use the arguments copy-of value.
8164 2009-03-28 Richard Guenther <rguenther@suse.de>
8166 PR tree-optimization/38180
8167 * tree-ssa-ccp.c (get_default_value): Simplify.
8168 (likely_value): Likewise.
8169 (surely_varying_stmt_p): Properly handle VOP case.
8170 (ccp_initialize): Likewise.
8171 (ccp_fold): Handle propagating through *&.
8172 (fold_const_aggregate_ref): Also handle decls.
8174 2009-03-28 Jan Hubicka <jh@suse.cz>
8176 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
8177 * cgraph.h (cgraph_node): Likewise.
8178 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
8179 (cgraph_reset_node): Use process flag.
8180 (cgraph_mark_functions_to_output): Likewise.
8181 (cgraph_expand_function): Likewise.
8182 (cgraph_expand_all_functions): Likewise.
8183 (cgraph_output_in_order): Likewise.
8184 * dwarf2out.c (reference_to_unused): Likewise.
8185 * passes.c do_per_function_toporder): Likewise.
8187 2009-03-28 Jan Hubicka <jh@suse.cz>
8189 Bring from lto-branch:
8191 2008-09-03 Doug Kwan <dougkwan@google.com>
8193 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
8194 enums instead of reason strings.
8195 * cgraph.c (cgraph_create_edge): Same.
8196 (cgraph_inline_failed_string): New function.
8197 * cgraph.h (cgraph_inline_failed_t): New enum type.
8198 (cgraph_inline_failed_string): New prototype.
8199 (struct cgraph_edge): Change type of INLINED_FAILED from constant
8200 char pointer to cgraph_inline_failed_t.
8201 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
8202 (cgraph_default_inline_p): Ditto.
8203 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
8204 to cgraph_inline_failed_t pointer.
8205 * cif-code.def: New file.
8206 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
8208 (cgraph_check_inline_limits): Change type of REASON to pointer to
8209 cgraph_inline_failed_t. Replace reason strings with enums.
8210 (cgraph_default_inline_p): Ditto.
8211 (cgraph_recursive_inlining_p): Ditto.
8212 (update_caller_keys): Change type of FAILED_REASON to
8213 cgraph_inline_failed_t.
8214 (cgraph_set_inline_failed): Change type of REASON to pointer to
8215 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
8216 convert enums to strings for text output.
8217 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
8218 to be of type cgraph_inline_failed_t. Replace reason strings with
8219 enums. Call cgraph_inline_failed_string to covert enums
8220 to strings for text output.
8221 (cgraph_decide_inlining): Replace reason strings with enums.
8222 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
8223 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
8225 * tree-inline.c (expand_call_inline): Change type of REASON
8226 to cgraph_inline_failed_t. Replace reason strings with enums.
8227 Call cgraph_inline_failed_string for text output.
8228 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
8231 2009-03-28 Jan Hubicka <jh@suse.cz>
8233 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
8234 cgraph_clone_node): Remove master clone handling.
8235 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8236 * cgraph.h (master_clone): Remove.
8237 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8238 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
8239 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8241 2009-03-28 Jan Hubicka <jh@suse.cz>
8243 * cgraph.c (cgraph_function_body_availability): Functions declared
8244 inline are always safe to assume that it is not going to be replaced.
8246 2009-03-28 Richard Guenther <rguenther@suse.de>
8248 PR tree-optimization/38513
8249 * tree-ssa-pre.c (eliminate): Remove redundant stores.
8250 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8251 EXC_PTR_EXPR and FILTER_EXPR.
8252 (get_ref_from_reference_ops): Likewise.
8254 2009-03-28 Richard Guenther <rguenther@suse.de>
8256 PR tree-optimization/38968
8257 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
8258 Use FLOOR_MOD_EXPR to compute misalignment.
8260 2009-03-28 Richard Guenther <rguenther@suse.de>
8262 PR tree-optimization/37795
8263 * tree.h (combine_comparisons): Declare.
8264 * fold-const.c (combine_comparisons): Export.
8265 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
8267 (ifcombine_iforif): Use combine_comparisons.
8269 2009-03-28 Jan Hubicka <jh@suse.cz>
8271 * tree-eh.c (inlinable_call_p): New function.
8272 (make_eh_edges): Use it.
8273 (verify_eh_edges): Use it.
8274 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
8275 * except.c (reachable_next_level): Add inlinable_function argument
8276 (sjlj_find_directly_reachable_regions): Update.
8277 (add_reachable_handler): Do not set saw_any_handlers.
8278 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
8279 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
8280 Add new inlinable call parameter.
8281 (can_throw_internal, can_throw_external): Update.
8282 * except.h (can_throw_internal_1, can_throw_external_1,
8283 foreach_reachable_handler): Update declaration.
8285 2009-03-28 Joseph Myers <joseph@codesourcery.com>
8287 * config/arm/t-arm-coff, config/h8300/coff.h,
8288 config/i386/i386-aout.h, config/i386/i386-coff.h,
8289 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
8290 config/pdp11/2bsd.h, config/rs6000/aix41.h,
8291 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
8292 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
8293 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
8294 sys-types.h: Remove.
8295 * Makefile.in: Remove protoize and fixproto support and references
8297 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
8298 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
8300 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
8301 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
8302 unprotoize$(exeext).
8303 (rest.encap): Don't depend on $(STMP_FIXPROTO)
8304 (.PHONY): Don't depend on proto.
8305 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
8306 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
8307 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
8308 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
8309 build/gen-protos.o, build/scan.o, xsys-protos.h,
8310 build/fix-header$(build_exeext), build/fix-header.o,
8311 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
8312 stmp-install-fixproto): Remove.
8313 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
8314 SYSCALLS.c or fixproto files.
8315 (install-common): Don't install protoize.
8316 (install-headers-tar, install-headers-cpio, install-headers-cp):
8317 Don't depend on $(STMP_FIXPROTO).
8318 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
8319 install fixproto files or write out fixproto settings.
8320 (uninstall): Don't uninstall protoize.
8321 * config.gcc (use_fixproto): Remove.
8322 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
8323 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
8324 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
8325 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
8326 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
8327 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
8328 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
8329 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
8330 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
8331 * config/t-vxworks (STMP_FIXPROTO): Remove.
8332 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
8333 STMP_FIXPROTO): Remove.
8334 * config.in, configure: Regenerate.
8335 * crtstuff.c (gid_t, uid_t): Don't undefine.
8336 * doc/install.texi: Change m68k-coff to m68k-elf in example.
8337 (arm-*-coff, arm-*-aout: Remove target entries.
8338 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
8339 Remove mention of AIX 4.1.
8340 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
8341 * doc/invoke.texi (Running Protoize): Remove.
8342 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
8343 (Protoize Caveats): Remove.
8344 * tsystem.h: Update comments on headers assumed to exist.
8346 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
8348 * genautomata.c: Add a new year to the copyright. Add a new
8350 (struct insn_reserv_decl): Add comments for member bypass_list.
8351 (find_bypass): Remove.
8352 (insert_bypass): New.
8353 (process_decls): Use insert_bypass.
8354 (output_internal_insn_latency_func): Output all bypasses with the
8355 same input insn in one switch case.
8357 * rtl.def (define_bypass): Describe bypass choice.
8358 * doc/md.texi (define_bypass): Ditto.
8360 2009-03-27 Richard Guenther <rguenther@suse.de>
8362 * gimplify.c (mark_addressable): Export.
8363 * tree-flow.h (mark_addressable): Declare.
8364 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
8365 * tree-ssa.c (verify_phi_args): Verify that address taken
8366 variables have TREE_ADDRESSABLE set.
8368 2009-03-27 Richard Guenther <rguenther@suse.de>
8370 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
8371 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
8372 Do not mark decls TREE_ADDRESSABLE.
8373 (build_fold_addr_expr): Adjust.
8374 (fold_addr_expr): Remove.
8375 (fold_unary): Use build_fold_addr_expr.
8376 (fold_comparison): Likewise.
8377 (split_address_to_core_and_offset): Likewise.
8378 * coverage.c (tree_coverage_counter_addr): Mark the array decl
8380 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
8381 (gimplify_modify_expr_to_memcpy): Mark source and destination
8383 * omp-low.c (create_omp_child_function): Mark the object decl
8385 (lower_rec_input_clauses): Mark the var we take the address of
8387 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
8389 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8392 * cfgexpand.c (expand_one_stack_var_at): Change alignment
8393 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
8395 2009-03-27 Richard Guenther <rguenther@suse.de>
8397 PR tree-optimization/39120
8398 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
8400 (handle_lhs_call): Process return constraints. Add escape
8401 constraints if necessary.
8402 (handle_const_call): Fill out return constraints. Make nested
8403 case more precise. Avoid consttmp if possible.
8404 (handle_pure_call): Fill out return constraints. Avoid
8405 callused if possible.
8406 (find_func_aliases): Simplify call handling.
8408 2009-03-27 Richard Guenther <rguenther@suse.de>
8410 PR tree-optimization/39120
8411 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
8412 as a representative.
8413 (solve_graph): Do propagate CALLUSED.
8414 (handle_pure_call): Use a scalar constraint from CALLUSED for
8416 (find_what_p_points_to): CALLUSED shall not appear in poins-to
8419 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8422 * c-common.c (handle_aligned_attribute): Properly check alignment
8423 overflow. Use (1U << i) instead of (1 << i).
8425 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
8427 * expr.h (get_mem_align_offset): Updated.
8429 * tree.h (tree_decl_common): Change align to "unsigned int" and
8430 move it before pointer_alias_set.
8432 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8433 Jakub Jelinek <jakub@redhat.com>
8436 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
8437 gr_register_operand with gr_reg_or_0_operand.
8438 (cmpxchg_rel_di): Likewise.
8439 (sync_lock_test_and_set<mode>): Likewise.
8441 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8443 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
8444 (true_regnum): Likewise.
8446 * rtlanal.c (subreg_info): Moved to ...
8447 * rtl.h (subreg_info): Here. New.
8448 (subreg_get_info): New.
8450 * rtlanal.c (subreg_get_info): Make it extern.
8452 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8455 * config/i386/i386.c (ix86_abi): New.
8456 (override_options): Handle -mabi=.
8457 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
8458 (ix86_call_abi_override): Likewise.
8459 (init_cumulative_args): Likewise.
8460 (function_arg_advance): Likewise.
8461 (function_arg_64): Likewise.
8462 (function_arg): Likewise.
8463 (ix86_pass_by_reference): Likewise.
8464 (ix86_function_value_regno_p): Likewise.
8465 (ix86_build_builtin_va_list_abi): Likewise.
8466 (setup_incoming_varargs_64): Likewise.
8467 (is_va_list_char_pointer): Likewise.
8468 (ix86_init_machine_status): Likewise.
8469 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
8470 (ix86_function_type_abi): Return enum calling_abi. Rewrite
8471 for 64bit. Replace DEFAULT_ABI with ix86_abi.
8472 (ix86_function_abi): Make it static and return enum calling_abi.
8473 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
8475 (ix86_fn_abi_va_list): Updated.
8477 * config/i386/i386.h (ix86_abi): New.
8478 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
8479 (CONDITIONAL_REGISTER_USAGE): Likewise.
8480 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
8481 (machine_function): Likewise.
8483 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
8485 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
8486 (STACK_BOUNDARY): Likewise.
8487 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
8489 * config/i386/i386.opt (mabi=): New.
8491 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
8492 return enum calling_abi.
8493 (ix86_function_type_abi): Likewise.
8494 (ix86_function_abi): Removed.
8496 * doc/invoke.texi: Document -mabi= option for x86.
8498 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8500 * builtins.c (real_dconstp): Delete.
8501 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
8503 2009-03-27 Dodji Seketeli <dodji@redhat.com>
8504 Jakub Jelinek <jakub@redhat.com>
8507 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
8508 (gen_subprogram_die): When a function is explicit, generate the
8509 DW_AT_explicit attribute.
8510 * langhooks.h (struct lang_hooks_for_decls): Add
8511 function_decl_explicit_p langhook.
8512 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
8513 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
8515 2009-03-27 Jakub Jelinek <jakub@redhat.com>
8517 * builtins.c (fold_builtin_memory_op): Optimize memmove
8518 into memcpy if we can prove source and destination don't overlap.
8520 * tree-inline.c: Include gt-tree-inline.h.
8521 (clone_fn_id_num): New variable.
8522 (clone_function_name): New function.
8523 (tree_function_versioning): Use it.
8524 * Makefile.in (GTFILES): Add tree-inline.c.
8526 2009-03-27 Mark Mitchell <mark@codesourcery.com>
8528 * BASE-VER: Change to 4.5.0.
8530 2009-03-27 Xinliang David Li <davidxl@google.com>
8532 PR tree-optimization/39557
8533 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
8535 2009-03-27 Xinliang David Li <davidxl@google.com>
8537 PR tree-optimization/39548
8538 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
8541 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8543 * c-common.c (pointer_int_sum): Use %wd on return from
8546 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8548 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
8549 on return from tree_low_cst.
8551 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
8554 * ginclude/stdarg.h (va_copy): Define also for
8555 __GXX_EXPERIMENTAL_CXX0X__.
8557 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8560 * builtins.h (c_strlen): Do not warn here.
8561 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8562 * c-common.c (pointer_int_sum): Take an explicit location.
8563 Warn about offsets out of bounds.
8564 * c-common.h (pointer_int_sum): Adjust declaration.
8566 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8568 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
8571 2009-03-26 Jakub Jelinek <jakub@redhat.com>
8574 * opts.c (warn_if_disallowed_function_p): Don't assume
8575 get_callee_fndecl must return non-NULL.
8577 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
8579 PR rtl-optimization/39522
8580 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
8581 when reg_reloaded_valid is set.
8583 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8585 * config/spu/divv2df3.c: New file.
8586 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
8587 (DPBIT_FUNCS): Filter out _div_df.
8589 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
8591 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
8592 a jump insn, count that jump in the distance to the loop start.
8594 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
8597 * config/sh/sh.c (calc_live_regs): Fix condition for global
8598 registers except PIC_OFFSET_TABLE_REGNUM.
8600 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
8603 * doc/invoke.texi (-mconsole): New.
8607 (-mnop-fun-dllimport): New.
8611 (sub section "i386 and x86-64 Windows Options"): New.
8613 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
8615 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
8616 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
8618 2009-03-25 Richard Guenther <rguenther@suse.de>
8621 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
8624 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
8626 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
8627 neither of haifa/selective schedulers are working.
8629 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8631 * doc/invoke.texi (Debugging Options): Fix description of
8632 -fno-merge-debug-strings.
8634 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
8636 * config/cris/libgcc.ver: New version-script.
8637 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
8639 * configure.ac <GAS features, nop mnemonic>: Add pattern
8640 crisv32-*-* for "nop".
8641 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
8642 * configure: Regenerate.
8644 2009-03-24 Ira Rosen <irar@il.ibm.com>
8646 PR tree-optimization/39529
8647 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
8648 mark_sym_for_renaming for the tag copied to the new vector
8651 2009-03-24 Arthur Loiret <aloiret@debian.org>
8653 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
8654 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
8655 EXTRA_SPEC_FUNCTIONS.
8656 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
8657 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
8658 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
8659 -march and -mtune options.
8661 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
8663 * config/m68k/t-rtems: Add m5329 multilib.
8665 2009-03-24 Dodji Seketeli <dodji@redhat.com>
8666 Jakub Jelinek <jakub@redhat.com>
8669 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
8672 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8675 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
8676 instead of c_parser_expression_conv, if original_code isn't one of the
8677 4 allowed comparison codes, fail.
8679 2009-03-23 Richard Guenther <rguenther@suse.de>
8681 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
8682 * tree.h (struct tree_type): Likewise.
8683 * reload.h (struct insn_chain): Likewise.
8684 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
8685 * function.h (struct function): Likewise.
8686 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
8688 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8690 PR tree-optimization/39516
8691 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
8693 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
8695 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
8696 should be set true if BITS_PER_WORD of target is bigger than 32
8698 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
8700 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
8701 Translate -B-options to -rpath-link. Correct existing
8702 rpath-link and conditionalize on !nostdlib.
8704 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8706 * doc/extend.texi (Function Attributes, Variable Attributes):
8708 * doc/invoke.texi (Debugging Options, Optimize Options)
8709 (i386 and x86-64 Options, MCore Options): Likewise.
8711 2009-03-20 Jakub Jelinek <jakub@redhat.com>
8714 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
8715 it for block local namespace aliases.
8716 (gen_decl_die): Pass context_die to gen_namespace_die.
8718 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8721 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
8722 minimum or maximum value.
8724 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
8726 * reginfo.c (globalize_reg): Recompute derived reg sets.
8728 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
8731 * libgcc2.c (mprotect): Do not use signed arguments for
8732 VirtualProtect, use DWORD arguments. Also fix the 'may
8733 be used uninitialized' warning for the np variable.
8735 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8738 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
8739 functions using regparm calling conventions when not optimizing.
8740 (ix86_function_sseregparm): Similarly for sseregparm calling
8743 2009-03-19 Li Feng <nemokingdom@gmail.com>
8746 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
8747 dependence if the first conflict is after niter iterations.
8749 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
8752 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
8753 functions with dynamic stack-pointer adjustments.
8755 2009-03-19 Ben Elliston <bje@au.ibm.com>
8757 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
8758 option; change to -msdata=data.
8760 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8762 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
8765 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
8768 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
8770 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
8772 * doc/invoke.texi (Code Gen Options): Expand discussion of
8775 2009-03-18 Jakub Jelinek <jakub@redhat.com>
8777 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
8778 * matrix-reorg.c (struct matrix_info): Likewise.
8779 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
8780 * rtl.h (struct mem_attrs): Likewise.
8781 * df.h (struct df): Likewise.
8782 * tree-data-ref.h (struct data_dependence_relation): Likewise.
8783 * ira-int.h (struct ira_allocno): Likewise.
8784 * df-scan.c (struct df_collection_rec): Likewise.
8785 * ira.c (struct equivalence): Likewise.
8786 * function.c (struct temp_slot): Likewise.
8787 * cfgloop.h (struct loop): Likewise.
8790 * function.c (use_register_for_decl): When not optimizing, disregard
8791 register keyword for variables with types containing methods.
8793 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
8796 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
8797 (is_simple_operand): Call contains_component_ref_p before calling data
8798 reference analysis that would fail on COMPONENT_REFs.
8800 * tree-vrp.c (search_for_addr_array): Fix formatting.
8802 2009-03-18 Richard Guenther <rguenther@suse.de>
8804 * tree-vect-transform.c (vect_loop_versioning): Fold the
8805 generated comparisons.
8806 * tree-vectorizer.c (set_prologue_iterations): Likewise.
8807 (slpeel_tree_peel_loop_to_edge): Likewise.
8809 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8812 * opts.c (print_specific_help): In addition to `undocumented',
8813 accept `separate' and `joined' flags if passed alone. Describe
8814 output by the first matched one of those.
8815 (common_handle_option): Skip over empty strings.
8816 * gcc.c (display_help): Fix help string for `--help='.
8817 * doc/invoke.texi (Option Summary, Overall Options): With
8818 `--help=', classes and qualifiers can both be repeated, but
8819 only the latter can be negated. One should not pass only
8820 negated qualifiers. Fix markup and examples.
8823 2008-10-14 Jakub Jelinek <jakub@redhat.com>
8825 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
8826 and -fhelp=separate.
8828 2009-03-17 Jing Yu <jingyu@google.com>
8831 * function.h (struct rtl_data): Move is_thunk from here...
8832 (struct function): ...to here.
8833 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
8834 * varasm.c (assemble_start_function): Change is_thunk from crtl to
8836 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
8838 (alpha_does_function_need_gp, alpha_start_function): Likewise.
8839 (alpha_output_function_end_prologue): Likewise.
8840 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
8841 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
8842 (rs6000_output_function_epilogue): Likewise.
8843 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8845 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
8848 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
8849 from different units in a single alternative.
8850 (*truncdfsf_i387): Ditto.
8851 (*truncxfsf2_mixed): Ditto.
8852 (*truncxfdf2_mixed): Ditto.
8854 2009-03-17 Jakub Jelinek <jakub@redhat.com>
8856 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
8857 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
8860 * tree-ssa-live.c (remove_unused_locals): Don't remove local
8861 unused non-artificial variables when not optimizing.
8864 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
8865 DW_TAG_imported_module even if decl is IMPORTED_DECL with
8866 NAMESPACE_DECL in its DECL_INITIAL.
8869 * optabs.c (set_user_assembler_libfunc): New function.
8870 * expr.h (set_user_assembler_libfunc): New prototype.
8871 * c-common.c: Include libfuncs.h.
8872 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
8873 for memcmp, memset, memcpy, memmove and abort.
8874 * Makefile.in (c-common.o): Depend on libfuncs.h.
8877 * dwarf2out.c (gen_inlined_enumeration_type_die,
8878 gen_inlined_structure_type_die, gen_inlined_union_type_die,
8879 gen_tagged_type_instantiation_die): Removed.
8880 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
8883 2009-03-17 Janis Johnson <janis187@us.ibm.com>
8886 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
8888 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
8889 (check-parallel-%): Ditto.
8890 (check-consistency): Ditto.
8892 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
8894 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
8895 local variable rhs by NULL_TREE.
8897 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8900 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
8902 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8905 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
8907 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8910 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
8911 for ms->sysv ABI calls only in 64bit mode.
8913 * config/i386/i386.md (untyped_call): Support 32bit.
8915 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
8917 * doc/extend.texi: Replace x86_65 with x86_64.
8919 2009-03-16 Jakub Jelinek <jakub@redhat.com>
8921 PR tree-optimization/39455
8922 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
8923 mismatches for POINTER_TYPE_P (type).
8924 (number_of_iterations_le): Likewise.
8926 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8928 * config/picochip/picochip.c: Removed profiling support.
8929 * config/picochip/picochip.md: Removed profiling instruction.
8930 * config/picochip/picochip.h: Removed profiling builtin.
8932 2009-03-16 Joseph Myers <joseph@codesourcery.com>
8934 * doc/install.texi (--with-host-libstdcxx): Document.
8936 2009-03-14 Anatoly Sokolov <aesok@post.ru>
8939 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
8940 generate a warning if the function name does not begin with
8941 "__vector" and the function has either the 'signal' or 'interrupt'
8942 attribute, from here to ...
8943 (avr_declare_function_name): ...here. New function.
8944 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
8945 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
8947 2009-03-14 Jakub Jelinek <jakub@redhat.com>
8950 * cse.c (fold_rtx): Don't modify original const_arg1 when
8951 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
8952 separate variable instead.
8953 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
8954 from out of range shift counts.
8955 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
8957 2009-03-13 Catherine Moore <clm@codesourcery.com>
8959 * config/i386/x-mingw32 (host-mingw32.o): Replace
8960 diagnostic.h with $(DIAGNOSTIC_H).
8962 2009-03-12 Jakub Jelinek <jakub@redhat.com>
8965 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
8967 * config/i386/sync.md (sync_compare_and_swap<mode>,
8968 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
8969 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
8971 (sync_double_compare_and_swapdi_pic,
8972 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
8973 cmpxchg8b_pic_memory_operand instead of just memory_operand.
8975 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8978 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
8980 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8983 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
8984 (avx_addsubv4df3): Likewise.
8985 (*avx_addsubv4sf3): Likewise.
8986 (sse3_addsubv4sf3): Likewise.
8988 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8991 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
8993 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
8996 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
8997 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
8998 registers for allocnos created from user-defined variables.
9000 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9003 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
9004 of non-integer mode as well.
9006 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
9008 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
9009 for functions for which the parameter types are unknown.
9011 2009-03-11 Jakub Jelinek <jakub@redhat.com>
9014 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
9015 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
9016 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
9017 * config/i386/i386.c (ix86_local_alignment): For
9018 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
9019 long long variables on the stack to avoid dynamic realignment.
9020 Allow the first argument to be a decl rather than type.
9021 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
9023 2009-03-11 Nick Clifton <nickc@redhat.com>
9026 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
9028 Add description to mno-lsim option.
9029 * config/mcore/mcore.h: Remove comment about deprecated m4align
9031 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
9032 * doc/invoke.texi: Add description of mno-lsim and
9033 mstack-increment options.
9035 * config/fr30/fr30.opt: Document the -mno-lsim option.
9036 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
9037 and -mno-lsim options.
9039 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9041 * fold-const.c (fold_comparison): Only call fold_inf_compare
9042 if the mode supports infinities.
9044 2009-03-11 Jason Merrill <jason@redhat.com>
9047 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
9048 end already did. Notice GIMPLE_CALL modifications of the result.
9049 Don't copy debug information from an ignored decl or a decl from
9052 2009-03-10 Richard Guenther <rguenther@suse.de>
9053 Nathan Froyd <froydnj@codesourcery.com>
9056 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
9057 (__divMODE3): Likewise.
9059 2009-03-09 Jakub Jelinek <jakub@redhat.com>
9061 PR tree-optimization/39394
9062 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
9063 DECL_SIZE_UNIT of variable length FIELD_DECLs.
9065 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9067 * recog.c (verfiy_changes): Disallow renaming of hard regs in
9068 inline asms for register asm ("") declarations.
9070 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
9072 * fold-const.c (fold_unary): Fix comment.
9074 2009-03-07 Jan Hubicka <jh@suse.cz>
9077 * tree-inline.c (setup_one_parameter): Do replacement of const
9078 argument by constant in SSA form.
9080 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9083 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
9084 determine alignment passed to assign_stack_local.
9085 (assign_parms_unsplit_complex): Likewise.
9086 * except.c (sjlj_build_landing_pads): Likewise.
9088 2009-03-06 Jakub Jelinek <jakub@redhat.com>
9091 * tree-flow.h (add_referenced_var): Return bool instead of void.
9092 * tree-dfa.c (add_referenced_var): Return result of
9093 referenced_var_check_and_insert call.
9094 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
9095 of referenced_var_check_and_insert.
9098 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
9099 (gen_variable_die): Emit DW_AT_location on abstract static variable's
9100 DIE, don't emit it if abstract origin already has it.
9101 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
9102 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
9104 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9106 * genpreds.c (needs_variable): Fix parentheses at variable name
9108 (write_tm_constrs_h): Indent generated code.
9110 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9112 * doc/extend.texi (Function Attributes): Add documentation
9115 2009-03-06 Jakub Jelinek <jakub@redhat.com>
9118 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
9119 take locus from its DECL_SOURCE_LOCATION instead of input_location.
9121 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9123 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
9126 2009-03-05 Jakub Jelinek <jakub@redhat.com>
9129 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
9130 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
9132 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
9134 * config/i386/i386.md (R8_REG, R9_REG): New constants.
9135 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
9136 constants instead of magic numbers.
9137 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9139 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
9140 (x86_64_ms_abi_int_parameter_registers): Ditto.
9141 (x86_64_int_return_registers): Ditto.
9142 (ix86_maybe_switch_abi): Ditto.
9143 (ix86_expand_call): Ditto for clobbered_registers array.
9144 (ix86_hard_regno_mode_ok): Ditto.
9145 (x86_extended_QIreg_mentioned_p): Ditto.
9147 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
9149 PR tree-optimization/39349
9150 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
9152 * combine.c (gen_lowpart_for_combine): Use omode when generating
9155 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
9157 PR rtl-optimization/39235
9158 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
9160 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
9162 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
9164 2009-03-04 Richard Guenther <rguenther@suse.de>
9166 PR tree-optimization/39362
9167 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
9168 that occur in abnormal PHIs should be varying.
9170 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
9172 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
9174 (simple_iv): Take loop as an argument instead of statement.
9175 * tree-scalar-evolution.h (simple_iv): Declaration changed.
9176 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
9178 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
9180 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
9181 * matrix-reorg.c (analyze_transpose): Ditto.
9182 * tree-data-ref.c (dr_analyze_innermost): Ditto.
9183 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9184 * tree-predcom.c (ref_at_iteration): Ditto.
9185 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
9187 2009-03-04 Richard Guenther <rguenther@suse.de>
9189 PR tree-optimization/39358
9190 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
9191 escaped_id and callused_id.
9192 (solve_graph): Likewise.
9194 2009-03-04 Richard Guenther <rguenther@suse.de>
9196 PR tree-optimization/39339
9197 * tree-sra.c (try_instantiate_multiple_fields): Make it
9198 no longer ICE on the above.
9200 2009-03-03 Joseph Myers <joseph@codesourcery.com>
9202 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
9203 that fits within Pmode.
9205 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9208 * tm.texi (LIBCALL_VALUE): Update description.
9210 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9213 * doc/extend.texi (section): Update description.
9215 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
9218 * tree-inline.c (remapped_type): New.
9219 (can_be_nonlocal): Call remapped_type instead of remap_type.
9221 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9224 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
9225 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
9227 2009-03-03 Richard Guenther <rguenther@suse.de>
9230 * tree.c (tree_nonartificial_location): New function.
9231 * tree.h (tree_nonartificial_location): Declare.
9232 * builtins.c (expand_builtin_memory_chk): Provide location
9233 of the call location for artificial function pieces.
9234 (maybe_emit_chk_warning): Likewise.
9235 (maybe_emit_sprintf_chk_warning): Likewise.
9236 (maybe_emit_free_warning): Likewise.
9237 * expr.c (expand_expr_real_1): Likewise.
9239 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9241 PR tree-optimization/39343
9242 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
9243 COMPONENT_REF t has ARRAY_TYPE.
9245 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
9248 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
9249 when the type precision of the induction variable should be
9250 larger than the type precision of nit.
9251 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
9252 * graphite.c (graphite_loop_normal_form): Same.
9253 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
9255 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9257 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
9258 (*call_1_rex64_ms_sysv): Use named constants instead of magic
9259 numbers to describe clobbered registers.
9260 (*call_value_0_rex64_ms_sysv): Ditto.
9261 * config/i386/mmx.md (mmx_emms): Ditto.
9264 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
9266 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
9269 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9271 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
9272 (spu_section_type_flags): New function.
9274 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9276 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
9277 reg_class_contents of FLOAT_REGS into a temporary.
9279 2009-03-02 Richard Guenther <rguenther@suse.de>
9280 Ira Rosen <irar@il.ibm.com>
9282 PR tree-optimization/39318
9283 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
9284 information to the vectorized statement.
9286 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
9288 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
9289 variable. Use defined names instead of magic constants for REX SSE
9292 2009-03-01 Richard Guenther <rguenther@suse.de>
9294 PR tree-optimization/39331
9295 * omp-low.c (lower_send_shared_vars): Do not receive new
9296 values for the reference of DECL_BY_REFERENCE parms or results.
9298 2009-03-01 Jan Hubicka <jh@suse.cz>
9301 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
9302 BLOCK_NONLOCALIZED_VAR): New macros.
9303 (tree_block): Add nonlocalized_vars.
9304 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
9305 gen_decl_die): Add origin argument. Allow generation of die with
9306 origin at hand only.
9307 (gen_member_die, gen_type_die_with_usage, force_decl_die,
9308 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
9310 (gen_block_die): Fix checking for unused blocks.
9311 (process_scope_var): Break out from .... ; work with origins only.
9312 (decls_for_scope) ... here; process nonlocalized list.
9313 (dwarf2out_ignore_block): Look for nonlocalized vars.
9314 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
9316 (dump_scope_block): Dump them.
9317 * tree-inline.c (remap_decls): Handle nonlocalized vars.
9318 (remap_block): Likewise.
9319 (can_be_nonlocal): New predicate.
9320 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
9322 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9324 * configure: Regenerate.
9326 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9328 * optc-gen.awk: No need to duplicate option flags twice.
9329 Reuse help texts for duplicate options which do not have any.
9331 * gcc.c (display_help): Document --version.
9333 * gcc.c (main): If print_help_list and verbose_flag, ensure
9334 driver output comes before subprocess output.
9336 * optc-gen.awk: Assign all remaining fields to help string,
9337 space-separated, for multi-line help in *.opt.
9339 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
9340 -Wno-pedantic-ms-format is for MinGW targets only.
9342 * doc/options.texi (Option file format): Fix bad indentation,
9343 restoring dropped sentence.
9345 2009-02-28 Jan Hubicka <jh@suse.cz>
9347 * tree-inline.c (tree_function_versioning): Output debug info.
9349 2009-02-28 Jan Hubicka <jh@suse.cz>
9352 * tree-inline.c (setup_one_parameter): Do not copy propagate
9353 arguments when not optimizing.
9355 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
9358 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
9359 (avx_addsubv4df3): Likewise.
9360 (*avx_addsubv4sf3): Likewise.
9361 (sse3_addsubv4sf3): Likewise.
9362 (*avx_addsubv2df3): Likewise.
9363 (sse3_addsubv2df3): Likewise.
9364 (avx_unpckhps256): Correct item selectors.
9365 (avx_unpcklps256): Likewise.
9366 (avx_unpckhpd256): Likewise.
9367 (avx_unpcklpd256): Likewise.
9369 2009-02-28 Jan Hubicka <jh@suse.cz>
9371 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
9373 (copy_arguments_for_versioning): If var is declared don't declare it.
9374 (tree_function_versioning): First setup substitutions and then copy
9377 2009-02-27 Jan Hubicka <jh@suse.cz>
9380 * cgraph.h (varpool_output_debug_info): Remove.
9381 * cgraphunit.c (varpool_output_debug_info): Remove.
9382 * dwarf2out.c (deferred_locations_struct): New struct
9383 (deferred_locations): New type.
9384 (deferred_locations_list): New static var.
9385 (deffer_location): New function.
9386 (gen_variable_die): Use it.
9387 (decls_for_scope): Output info on local static vars.
9388 (dwarf2out_finish): Process deferred locations.
9389 * varpool.c (varpool_output_debug_info): Remove.
9391 2009-02-27 Jan Hubicka <jh@suse.cz>
9394 * tree.h (TREE_PROTECTED): Fix comment.
9395 (BLOCK_HANDLER_BLOCK): Remove.
9396 (struct tree_block): Remove handler_block add body_block.
9397 (inlined_function_outer_scope_p): New.
9398 (is_body_block): Remove.
9399 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
9400 * dwarf2out.c (is_inlined_entry_point): Remove.
9401 (add_high_low_attributes): Use inlined_function_outer_scope_p.
9402 (gen_block_die): Use is_inlined_entry_point check. Remove body block
9404 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
9405 * gimplify.c (gimplify_expr): Gimplify body blocks.
9406 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
9407 block with multiple subblocks.
9408 (dump_scope_block): Prettier output; dump more flags and info.
9409 (dump_scope_blocks): New.
9410 (remove_unused_locals): Use dump_scope_blocks.
9411 * tree-flow.h (dump_scope_blocks): Declare.
9412 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
9413 * stmt.c (is_body_block): Remove.
9414 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
9415 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
9417 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
9420 * graphite.c (graphite_loop_normal_form): Do not call
9421 number_of_iterations_exit from a gcc_assert.
9423 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9425 * config/s390/s390.c (s390_swap_cmp): Look for conditional
9426 jumps if COND is NULL.
9427 (find_cond_jump): New function.
9428 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
9429 * config/s390/s390.md: Remove z10_cobra attribute value.
9431 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
9433 * config/alpha/alpha.h (alpha_expand_mov): Return false if
9434 force_const_mem returns NULL_RTX.
9436 2009-02-26 Jan Hubicka <jh@suse.cz>
9439 * cgraph.h (varpool_output_debug_info): Remove.
9440 * cgraphunit.c (varpool_output_debug_info): Remove.
9441 * dwarf2out.c (deferred_locations_struct): New struct
9442 (deferred_locations): New type.
9443 (deferred_locations_list): New static var.
9444 (deffer_location): New function.
9445 (gen_variable_die): Use it.
9446 (decls_for_scope): Output info on local static vars.
9447 (dwarf2out_finish): Process deferred locations.
9448 * varpool.c (varpool_output_debug_info): Remove.
9450 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
9452 PR rtl-optimization/39241
9453 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
9454 to subreg_offset_representable_p.
9456 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9458 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
9459 execute function prototype. Get f and nregs from max_reg_num
9460 and get_insns. Remove the first backward pass as it's dead,
9461 guard the forward pass by flag_expensive_optimizations.
9462 (rest_of_handle_regmove): Delete.
9463 (pass_regmove): Replace it with regmove_optimize.
9465 2009-02-25 Martin Jambor <mjambor@suse.cz>
9467 PR tree-optimization/39259
9468 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
9469 calls_alloca function flags.
9470 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
9473 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9475 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
9476 flags_set_1_rtx, flags_set_1_set): Delete.
9477 (regmove_optimize): Do not call mark_flags_life_zones.
9479 2009-02-24 Julian Brown <julian@codesourcery.com>
9482 * config/arm/arm.c (require_pic_register): Only set
9483 cfun->machine->pic_reg once per function.
9485 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
9487 * doc/invoke.texi (Link Options): Document an easier way to pass
9488 options that take arguments to the GNU linker using -Xlinker and -Wl.
9490 2009-02-24 Steve Ellcey <sje@cup.hp.com>
9493 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
9495 2009-02-24 Richard Guenther <rguenther@suse.de>
9498 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
9500 2009-02-24 Richard Guenther <rguenther@suse.de>
9501 Zdenek Dvorak <ook@ucw.cz>
9503 PR tree-optimization/39233
9504 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
9505 from converting them to a generic type.
9507 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
9509 PR tree-optimization/39260
9510 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
9511 contains a condition with a real type.
9512 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
9514 2009-02-23 Jason Merrill <jason@redhat.com>
9517 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
9518 narrowing_initializer_constant_valid_p.
9519 (narrowing_initializer_constant_valid_p): Don't return
9520 null_pointer_node for adding a pointer to itself.
9522 2009-02-23 Jan Hubicka <jh@suse.cz>
9525 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
9528 2009-02-23 Jan Hubicka <jh@suse.cz>
9530 PR tree-optimization/37709
9531 * tree.c (block_ultimate_origin): Move here from dwarf2out.
9532 * tree.h (block_ultimate_origin): Declare.
9533 * dwarf2out.c (block_ultimate_origin): Move to tree.c
9534 * tree-ssa-live.c (remove_unused_scope_block_p):
9535 Eliminate blocks containig no instructions nor live variables nor
9537 (dump_scope_block): New function.
9538 (remove_unused_locals): Enable removal of dead blocks by default;
9539 enable dumping at TDF_DETAILS.
9541 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9543 * config/i386/i386.c (classify_argument): Don't allow COImode
9545 (function_arg_advance_32): Don't allow OImode.
9546 (function_arg_32): Likewise.
9547 (function_value_32): Likewise.
9548 (return_in_memory_32): Likewise.
9549 (function_arg_64): Remove OImode comment.
9551 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9554 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9555 ix86_expand_vector_set for V4DImode in 64bit mode only.
9556 (ix86_expand_vector_init_one_var): Likewise.
9558 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
9560 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
9562 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9565 * loop-iv.c: Revert last change.
9566 * emit-rtl.c: Likewise.
9568 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9571 * config/i386/i386.c (type_natural_mode): Remove an extra
9572 space in the warning message.
9573 (function_value_32): Handle 32-byte vector modes.
9574 (return_in_memory_32): Likewise.
9576 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9578 * loop-iv.c (truncate_value): New function.
9579 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
9581 (lowpart_subreg): Move to...
9582 * emit-rtl.c: ...here.
9584 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
9586 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
9587 accidental and undocumented change at revision 140860.
9589 2009-02-21 Joseph Myers <joseph@codesourcery.com>
9591 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
9592 take gimple_seq * arguments.
9593 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
9594 types_compatible_p langhook.
9596 2009-02-20 Mark Mitchell <mark@codesourcery.com>
9597 Joseph Myers <joseph@codesourcery.com>
9599 * config/arm/arm.c (arm_builtin_va_list): New function.
9600 (arm_expand_builtin_va_start): Likewise.
9601 (arm_gimplify_va_arg_expr): Likewise.
9602 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
9603 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
9604 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
9605 (va_list_type): New variable.
9606 (arm_mangle_type): Mangle va_list_type appropriately.
9608 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9611 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
9612 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
9613 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
9614 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
9615 parameter to 1000 for -O1 by default.
9616 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
9618 * loop-invariant.c: Include params.h.
9619 (move_loop_invariants): Don't call move_single_loop_invariants on
9622 2009-02-20 Jaka Mocnik <jaka@xlab.si>
9624 * calls.c (emit_library_call_value_1): Use slot_offset instead of
9625 offset when calculating bounds for indexing stack_usage_map. Fixes
9626 a buffer overflow with certain target setups.
9628 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9631 * calls.c (expand_call): Clear try_tail_call if caller and callee
9632 disagree in promotion of function return value.
9634 2009-02-19 Jakub Jelinek <jakub@redhat.com>
9637 * c-common.c (c_determine_visibility): If visibility changed and
9638 DECL_RTL has been already set, call make_decl_rtl to update symbol
9641 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
9644 * varasm.c (assemble_variable): Don't check DECL_NAME when
9645 globalizing a variable.
9647 2009-02-19 Joseph Myers <joseph@codesourcery.com>
9650 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
9651 expression before any __builtin_trap call.
9652 * c-typeck.c (build_function_call): Convert and check function
9653 arguments before generating a call to a trap. Evaluate the
9654 function arguments before the trap.
9656 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
9659 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
9660 (UNSPEC_FXAM_MEM): New unspec.
9661 (fxam<mode>2_i387_with_temp): New insn and split pattern.
9662 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
9663 memory using fxam<mode>2_i387_with_temp to remove excess precision.
9665 2009-02-19 Richard Guenther <rguenther@suse.de>
9667 PR tree-optimization/39207
9668 PR tree-optimization/39074
9669 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
9670 storedanything_tree): New.
9671 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
9672 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
9673 (build_succ_graph): Add edges from STOREDANYTHING to all
9675 (init_base_vars): Initialize STOREDANYTHING.
9676 (compute_points_to_sets): Free substitution info after
9677 building the succ graph.
9678 (ipa_pta_execute): Likewise.
9680 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
9682 (do_ds_constraint): Do not add to special var or non-pointer
9684 (type_could_have_pointers): Split out from ...
9685 (could_have_pointers): ... here. For arrays use the element type.
9686 (create_variable_info_for): Initialize may_have_pointers.
9687 (new_var_info): Likewise.
9688 (handle_lhs_call): Make the HEAP variable unknown-sized.
9689 (intra_create_variable_infos): Use a type with pointers for
9690 PARM_NOALIAS, make it unknown-sized.
9692 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
9695 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
9697 2009-02-18 Jason Merrill <jason@redhat.com>
9700 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
9701 value if DECL_EXTERNAL.
9702 * tree-sra.c (sra_walk_gimple_assign): Likewise.
9703 * target.h (gcc_target::binds_local_p): Clarify "module".
9704 * tree.h (TREE_PUBLIC): Clarify "module".
9706 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
9709 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
9710 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
9712 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
9715 * c.opt (Wabi): Support C and ObjC.
9718 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
9720 * config/i386/i386.c (classify_argument): Warn once about the ABI
9721 change when passing union with long double.
9723 * doc/invoke.texi: Update -Wabi for warning psABI changes.
9725 2009-02-18 Joseph Myers <joseph@codesourcery.com>
9728 * c-parser.c (c_parser_compound_statement): Always enter and leave
9731 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9734 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
9736 2009-02-18 Jakub Jelinek <jakub@redhat.com>
9738 PR tree-optimization/36922
9739 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
9740 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
9743 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9745 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
9748 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9750 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
9752 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9754 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
9757 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
9758 Richard Sandiford <rdsandiford@googlemail.com>
9760 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
9761 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
9762 (loongson_biadd): ...this.
9764 2009-02-17 Richard Guenther <rguenther@suse.de>
9766 PR tree-optimization/39202
9767 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
9768 a var make sure to follow existing collapses.
9770 2009-02-17 Richard Guenther <rguenther@suse.de>
9773 * langhooks.c (lhd_print_error_function): Check for NULL block.
9775 2009-02-17 Richard Guenther <rguenther@suse.de>
9777 PR tree-optimization/39204
9778 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
9781 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
9783 * config/soft-fp/double.h: Update from glibc CVS.
9785 2009-02-17 Richard Guenther <rguenther@suse.de>
9787 PR tree-optimization/39207
9788 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
9789 strict-aliasing warnings for pointers pointing to NULL.
9791 2009-02-16 Joseph Myers <joseph@codesourcery.com>
9794 * c-parser.c (c_parser_braced_init): Call pop_init_level when
9795 skipping until next close brace.
9797 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
9800 * config/i386/i386.c (ix86_expand_push): Set memory alignment
9801 to function argument boundary.
9803 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9805 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
9806 in the lea_add. Reload eventually constraints it properly.
9807 * config/picochip/constraints.md: Remove the target constraint
9808 "b", since it is not needed anymore.
9810 2009-02-16 Jakub Jelinek <jakub@redhat.com>
9812 * gthr-dce.h: Uglify function parameter and local variable names.
9813 * gthr-gnat.h: Likewise.
9814 * gthr-mipssde.h: Likewise.
9815 * gthr-nks.h: Likewise.
9816 * gthr-posix95.h: Likewise.
9817 * gthr-posix.h: Likewise.
9818 * gthr-rtems.h: Likewise.
9819 * gthr-single.h: Likewise.
9820 * gthr-solaris.h: Likewise.
9821 * gthr-tpf.h: Likewise.
9822 * gthr-vxworks.h: Likewise.
9823 * gthr-win32.h: Likewise.
9825 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
9828 * config/i386/i386.md: Restrict the new peephole2 to move
9829 between MMX/SSE registers.
9831 2009-02-15 Richard Guenther <rguenther@suse.de>
9834 2009-02-13 Richard Guenther <rguenther@suse.de>
9836 * configure.ac: Enable LFS.
9837 * configure: Re-generate.
9838 * config.in: Likewise.
9840 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9842 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
9843 spu_srqwbyte, spu_srqwbytebc): Define.
9844 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
9845 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
9846 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
9847 "shrqby_<mode>"): New insn-and-split patterns.
9848 * config/spu/spu.c (expand_builtin_args): Determine and return
9849 number of operands using spu_builtin_description data.
9850 (spu_expand_builtin_1): Use it.
9852 2009-02-13 Steve Ellcey <sje@cup.hp.com>
9855 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
9858 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9861 * config/i386/i386.c (override_options): Correct warning
9862 messages for -malign-loops, -malign-jumps and -malign-functions.
9864 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9867 * config/i386/i386.md: Restrict the new peephole2 to move
9868 between the general purpose registers.
9870 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9873 * config/i386/i386.c (type_natural_mode): Add a new argument.
9874 Return the original mode and warn ABI change if vector size is 32byte.
9875 (function_arg_advance): Updated.
9876 (function_arg): Likewise.
9877 (ix86_function_value): Likewise.
9878 (ix86_return_in_memory): Likewise.
9879 (ix86_sol10_return_in_memory): Likewise.
9880 (ix86_gimplify_va_arg): Likewise.
9881 (function_arg_32): Don't warn ABX ABI change here.
9882 (function_arg_64): Likewise.
9884 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
9886 * loop-iv.c (implies_p): In the final case, test that operands 0
9887 of the two comparisons match.
9889 * config/bfin/bfin.c (find_prev_insn_start): New function.
9890 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
9891 (find_next_insn_start): Move.
9893 2009-02-13 Richard Guenther <rguenther@suse.de>
9895 * configure.ac: Enable LFS.
9896 * configure: Re-generate.
9897 * config.in: Likewise.
9899 2009-02-13 Joseph Myers <joseph@codesourcery.com>
9902 * c-parser.c (c_parser_parms_list_declarator): Discard pending
9903 sizes on syntax error after some arguments have been parsed.
9905 2009-02-12 Jakub Jelinek <jakub@redhat.com>
9907 * doc/invoke.texi (-fira): Remove.
9909 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9911 * caller-save.c: Replace regclass.c with reginfo.c in comments.
9912 * recog.c: Likewise.
9915 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
9917 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
9918 (umul_ppmm): Likewise.
9919 (count_leading_zeros): Likewise.
9920 (count_trailing_zeros): Likewise.
9921 (UMUL_TIME): Likewise.
9923 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9925 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
9926 soft-fp/t-softfp to tmake_file.
9928 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
9929 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
9930 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
9931 IA64_BUILTIN_INFQ]: New.
9932 (ia64_init_builtins): Initialize __builtin_infq,
9933 __builtin_fabsq and __builtin_copysignq if not HPUX.
9934 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
9935 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
9937 * config/ia64/lib1funcs.asm (__divtf3): Define only if
9939 (__fixtfti): Likewise.
9940 (__fixunstfti): Likewise.
9941 (__floattitf): Likewise.
9943 * config/ia64/libgcc-glibc.ver: New.
9944 * config/ia64/t-fprules-softfp: Likewise.
9945 * config/ia64/sfp-machine.h: Likewise.
9947 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
9948 (LIBGCC2_TF_CEXT): Likewise.
9949 (TF_SIZE): Likewise.
9950 (TARGET_INIT_LIBFUNCS): Likewise.
9952 * config/ia64/t-glibc (SHLINB_MAPFILES):
9953 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
9955 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9957 * config/i386/i386.c (construct_container): Rewrite processing
9958 BLKmode with X86_64_SSE_CLASS.
9960 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
9963 * config/i386/i386.md: Replace simplify_replace_rtx with
9964 replace_rtx in the new peephole2.
9966 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
9968 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
9969 loop unrolling do not happen at -O2.
9971 2009-02-12 Michael Matz <matz@suse.de>
9973 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
9975 2009-02-12 Jakub Jelinek <jakub@redhat.com>
9977 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
9980 2009-02-12 Ben Elliston <bje@au.ibm.com>
9982 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
9983 patterns when updating the back chain. Missed in the 2009-02-10
9986 2009-02-11 Janis Johnson <janis187@us.ibm.com>
9988 * doc/extend.texi (Decimal Floating Types): Update identifier of
9989 draft TR and list of missing support.
9991 2009-02-11 Jakub Jelinek <jakub@redhat.com>
9994 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
9995 bit to variable length decl's flags, add it also to its
9996 pointer replacement variable.
9998 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
9999 Jakub Jelinek <jakub@redhat.com>
10002 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
10003 (memory_blockage): New expander.
10004 (*memory_blockage): New insn pattern.
10005 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
10006 instead of general blockage at the end of function prologue when
10007 frame pointer is used to access red zone area. Do not emit blockage
10008 when profiling, it is emitted in generic code.
10009 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
10010 function epilogue when frame pointer is used to access red zone area.
10012 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
10015 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
10016 by arithmetic with memory operands.
10017 * config/i386/predicates.md (commutative_operator): New.
10019 2009-02-10 Janis Johnson <janis187@us.ibm.com>
10021 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
10024 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
10026 * alias.h (record_alias_subset): Declare.
10027 * alias.c (record_alias_subset): Make global.
10029 2009-02-10 Nick Clifton <nickc@redhat.com>
10031 * tree-parloops.c: Change license to GPLv3.
10032 * ipa-struct-reorg.c: Change license to GPLv3.
10033 * ipa-struct-reorg.h: Change license to GPLv3.
10035 2009-02-10 Steve Ellcey <sje@cup.hp.com>
10038 * c-decl.c (start_struct): Return NULL on error.
10040 2009-02-10 Jakub Jelinek <jakub@redhat.com>
10042 PR middle-end/39124
10043 * cfgloopmanip.c (remove_path): Call remove_bbs after
10044 cancel_loop_tree, not before it.
10047 * function.h (struct function): Add has_local_explicit_reg_vars bit.
10048 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
10049 VAR_DECLs were seen.
10050 * tree-ssa-live.c (remove_unused_locals): Recompute
10051 cfun->has_local_explicit_reg_vars.
10052 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
10053 copies or clearings if cfun->has_local_explicit_reg_vars.
10055 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
10058 * config/i386/i386.c (expand_prologue): Emit blockage at the end
10059 of function prologue when frame pointer is used to access
10062 2009-02-10 Richard Guenther <rguenther@suse.de>
10064 PR middle-end/39127
10065 * gimplify.c (gimple_regimplify_operands): Always look if
10066 we need to create a temporary.
10068 2009-02-10 Richard Guenther <rguenther@suse.de>
10070 PR tree-optimization/39132
10071 * tree-loop-distribution.c (todo): New global var.
10072 (generate_memset_zero): Trigger TODO_rebuild_alias.
10073 (tree_loop_distribution): Return todo.
10075 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
10078 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
10079 (x86_64_reg_class_name): Removed.
10080 (classify_argument): Return 0 if bytes > 32. Return 0 if the
10081 first one isn't X86_64_SSE_CLASS or any other ones aren't
10082 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
10083 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
10084 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
10085 and 3 X86_64_SSEUP_CLASS.
10086 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
10087 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
10089 2009-02-10 Ben Elliston <bje@au.ibm.com>
10091 * config/rs6000/rs6000.md (allocate_stack): Always use an update
10092 form instruction to update the stack back chain word, even if the
10093 user has disabled the generation of update instructions.
10094 (movdi_<mode>_update_stack): New.
10095 (movsi_update_stack): Likewise.
10096 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
10097 always use an update form instruction to update the stack back
10100 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
10102 PR middle-end/38953
10103 * graphite.c (if_region_set_false_region): After moving a region in
10104 the false branch of a condition, remove the empty dummy basic block.
10105 (gloog): Remove wrong fix for PR38953.
10107 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10109 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
10110 generation due to implicit sign extension.
10112 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
10114 PR middle-end/38981
10115 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
10116 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
10118 2009-02-09 Richard Guenther <rguenther@suse.de>
10120 PR middle-end/35202
10121 * convert.c (convert_to_real): Disable (float)fn((double)x)
10122 to fnf(x) conversion if errno differences may occur and
10123 -fmath-errno is set.
10125 2009-02-07 Anatoly Sokolov <aesok@post.ru>
10127 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
10128 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10129 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10131 2009-02-06 Joseph Myers <joseph@codesourcery.com>
10134 * c-common.c (handle_alias_attribute): Disallow attribute for
10135 anything not a FUNCTION_DECL or VAR_DECL.
10137 2009-02-06 Janis Johnson <janis187@us.ibm.com>
10140 * real.c (do_compare): Special-case compare of zero against
10141 decimal float value.
10143 2009-02-06 Joseph Myers <joseph@codesourcery.com>
10146 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
10147 as indicating flexible array members unless the field itself is
10148 being declarared as the incomplete array.
10150 2009-02-06 Jan Hubicka <jh@suse.cz>
10152 PR tree-optimization/38844
10153 * ipa-inline.c (try_inline): Stop inlining recursion when edge
10154 is already inlined.
10156 2009-02-06 Richard Guenther <rguenther@suse.de>
10158 PR middle-end/38977
10159 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
10160 fork because we may expand it as __gcov_fork.
10162 2009-02-06 Nick Clifton <nickc@redhat.com>
10164 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
10166 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
10168 PR tree-optimization/35659
10169 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
10170 vn_phi_eq): Shortcut if hashcode does not match.
10171 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
10173 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
10174 and avoid iterative_hash_expr.
10175 (FOR_EACH_VALUE_ID_IN_SET): New.
10176 (value_id_compare): Remove.
10177 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
10178 sort expressions by value id.
10180 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
10183 * config/sh/predicates.md (general_movsrc_operand): Don't check
10184 the subreg of system registers here.
10186 2009-02-05 Jakub Jelinek <jakub@redhat.com>
10189 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
10190 on the copied decl.
10192 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
10194 PR rtl-optimization/39110
10195 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
10196 addresses, not aligned ones.
10198 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
10199 Richard Guenther <rguenther@suse.de>
10201 PR tree-optimization/39100
10202 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
10203 comment says and add edges.
10205 2009-02-05 Joseph Myers <joseph@codesourcery.com>
10208 * c-common.c (handle_tls_model_attribute): Ignore attribute for
10209 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
10211 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
10213 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
10214 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
10215 register_bb_in_sese, new_sese, free_sese): Moved.
10216 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
10217 outermost_loop_in_scop, build_scop_iteration_domain,
10218 expand_scalar_variables_ssa_name, get_vdef_before_scop,
10219 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
10220 Use loop_in_sese_p instead of loop_in_scop_p.
10221 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
10222 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
10223 (scopdet_basic_block_info): Fix bug in scop detection.
10224 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
10225 eq_loop_to_cloog_loop): Remove.
10226 (nb_loops_around_loop_in_scop, nb_loop
10227 ref_nb_loops): Moved here...
10228 * graphite.h (ref_nb_loops): ... from here.
10229 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
10230 (loop_domain_dim, loop_iteration_vector_dim): Remove.
10231 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
10232 * testsuite/gcc.dg/graphite/scop-19.c: New
10234 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
10235 Hans-Peter Nilsson <hp@axis.com>
10237 PR rtl-optimization/37889
10238 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
10239 Move offset handling from PLUS to before the switch. Use new
10240 arguments when considering SYMBOL_REFs too.
10241 (rtx_addr_can_trap_p): Pass dummy offset and size.
10242 (enum may_trap_p_flags): Remove.
10243 (may_trap_p_1): Pass size from MEM_SIZE.
10245 PR rtl-optimization/38921
10246 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
10247 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
10248 * rtlanal.c (may_trap_after_code_motion_p): Delete.
10249 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
10251 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
10253 AVX Programming Reference (January, 2009)
10254 * config/i386/sse.md (*vpclmulqdq): New.
10256 2009-02-04 Jakub Jelinek <jakub@redhat.com>
10258 PR tree-optimization/38977
10259 PR gcov-profile/38292
10260 * calls.c (special_function_p): Disregard __builtin_ prefix.
10262 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
10264 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
10265 non-indexable addresses even before reload.
10267 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10270 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
10271 as having variable size. Do not give an error for unnamed
10272 parameters with [*] declarators. Give a warning for type names
10273 with [*] declarators and mark them as variable size.
10274 * c-parser.c (c_parser_sizeof_expression): Do not give an error
10275 for sizeof applied to [*] type names.
10277 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10280 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
10282 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10284 * gcc.c (process_command): Update copyright notice dates.
10285 * gcov.c (print_version): Likewise.
10286 * gcov-dump.c (print_version): Likewise.
10287 * mips-tfile.c (main): Likewise.
10288 * mips-tdump.c (main): Likewise.
10290 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10293 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
10294 for composite type involving a zero-length array type.
10296 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10299 * function.c (match_asm_constraints_1): Skip over
10300 initial optional % in the constraint.
10302 PR inline-asm/39059
10303 * c-parser.c (c_parser_postfix_expression): If fixed point is not
10304 supported, don't accept FIXED_CSTs.
10305 * c-decl.c (finish_declspecs): Error if fixed point is not supported
10306 and _Sat is used without _Fract/_Accum. Set specs->type to
10307 integer_type_node for cts_fract/cts_accum if fixed point is not
10310 2009-02-02 Catherine Moore <clm@codesourcery.com>
10312 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
10314 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
10316 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
10317 (ABI_HAS_64BIT_SYMBOLS): Use it.
10318 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
10320 2009-02-02 Paul Brook <paul@codesourcery.com>
10322 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
10324 2009-02-02 Jakub Jelinek <jakub@redhat.com>
10326 PR inline-asm/39058
10327 * recog.h (asm_operand_ok): Add constraints argument.
10328 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
10329 recurse on matching constraint.
10330 (check_asm_operands): Pass constraints as 3rd argument to
10331 asm_operand_ok. Don't look up matching constraint here.
10332 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
10335 2009-02-02 Ben Elliston <bje@au.ibm.com>
10337 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
10338 TARGET_NARROW_VOLATILE_BITFIELD macro names.
10340 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10342 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
10343 information. Remove some obsolete information. Reorganize.
10345 * config/pa/fptr.c: Revert license to GPL 2.
10346 * config/pa/milli64.S: Likewise.
10348 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10351 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
10352 LIBRARY name in, instead of hard-coding it.
10353 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
10354 extra target make frag to tmake_files according to EH model.
10355 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
10356 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
10357 frags that define makefile variable EH_MODEL appropriately.
10358 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
10359 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
10360 to "-sjlj" according to type of EH configured.
10361 (LIBGCC_SONAME): Concatenate it to shared library base name.
10362 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
10363 to "_sjlj" according to type of EH configured.
10364 (LIBGCC_SONAME): Concatenate it to shared library base name.
10365 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
10366 (SHLIB_LINK): Add missing semicolon to if-else construct.
10367 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10368 string value of "pe_dll" command-line option.
10369 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
10370 (SHLIB_SONAME): Use it when overriding t-cygming default.
10371 (SHLIB_IMPLIB): Override t-cygming default.
10372 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10373 string value of "pe_dll" command-line option.
10375 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10378 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
10379 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
10381 2009-01-31 Richard Guenther <rguenther@suse.de>
10383 PR tree-optimization/38937
10384 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
10385 computing the transitive closure.
10387 2009-01-30 Richard Guenther <rguenther@suse.de>
10389 PR tree-optimization/39041
10390 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10391 Propagate variable indices only if the types match for this stmt.
10393 2009-01-30 Jakub Jelinek <jakub@redhat.com>
10396 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
10397 inline but never defined.
10399 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
10401 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
10402 (*insv_h_di_reg_extimm): New insn.
10403 (*insv_l<mode>_reg_extimm): New insn.
10405 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10407 * config/picochip/picochip.c (flag_conserve_stack): set
10408 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
10409 fconserve-stack. Reduce call-overhead used by inliner.
10411 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10414 * common.opt (flag_conserve_stack): Initialised to zero.
10416 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
10419 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
10420 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
10423 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
10425 * ira-color.c (allocno_reload_assign): Update comments.
10426 * regmove.c (regmove_optimize): Likewise.
10430 2009-01-29 Robert Millan <rmh@aybabtu.com>
10432 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
10433 * config/i386/kopensolaris-gnu.h: New file. Undefine
10434 `MD_UNWIND_SUPPORT'.
10435 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
10437 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
10439 PR tree-optimization/39007
10440 * tree-loop-distribution.c (generate_builtin): Use
10441 recompute_dominator to compute the immediate dominator of the
10442 basic block just after the loop.
10444 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10446 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
10447 (ASM_OUTPUT_DWARF_PCREL): Define.
10449 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
10451 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
10452 * doc/passes.texi: Remove entries about regclass, local-alloc, and
10453 global. Modify entries about regmove and IRA.
10455 * ra-conflict.c: Remove the file.
10457 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
10459 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
10460 (pass_regclass_init): Rename to pass_reginfo_init.
10462 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
10464 * toplev.h (flag_ira): Remove.
10466 * caller-save.c (setup_save_areas): Remove flag_ira.
10468 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
10470 * global.c: Remove the file.
10472 * opts.c (decode_options): Remove flag_ira.
10474 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
10476 * regmove.c: Modify file description.
10477 (find_use_as_address, try_auto_increment): Define them only if
10478 AUTO_INC_DEC is defined.
10479 (replacement_quality, replace_in_call_usage, fixup_match_1,
10480 stable_and_no_regs_but_for_p): Remove.
10481 (reg_set_in_bb): Make it static.
10482 (regmove_optimize): Remove flag_ira and code which worked for
10485 * local-alloc.c: Remove the file.
10487 * common.opt (fira): Remove.
10489 * ira.c: Include except.h.
10490 (eliminable_regset): Move from global.c.
10491 (mark_elimination): Ditto. Remove flag_ira.
10492 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
10493 equiv_mem_modified, validate_equiv_mem_from_store,
10494 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
10495 contains_replace_regs, memref_referenced_p, memref_used_between_p,
10496 no_equiv, recorded_label_ref): Move from local-alloc.c.
10497 (update_equiv_regs): Ditto. Make it static.
10498 (print_insn_chain, print_insn_chains): Move it from global.c.
10499 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
10500 (build_insn_chain): Ditto. Make it static.
10501 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
10502 Rename to init_live_subregs.
10503 (gate_ira): Remove flag_ira.
10505 * regclass.c: Rename reginfo.c. Change file description.
10506 (FORBIDDEN_INC_DEC_CLASSES): Remove.
10507 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
10508 (init_reg_sets_1): Remove code for evaluation of
10509 reg_class_superclasses and losing_caller_save_reg_set.
10510 (init_regs): Remove init_reg_autoinc.
10511 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
10512 ok_for_base_p_nonstrict): Remove.
10513 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
10514 (pass_regclass_init): Rename to pass_reginfo_init. Modify
10515 corresponding entries.
10516 (dump_regclass, record_operand_costs, scan_one_insn,
10517 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
10518 record_address_regs, auto_inc_dec_reg_p): Remove.
10519 (gt-regclass.h): Rename to gt-reginfo.h.
10521 * rtl.h (dump_global_regs, retry_global_alloc,
10522 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
10524 * Makefile.in (RA_H): Remove.
10525 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
10526 Rename regclass.o to reginfo.o.
10527 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
10529 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
10530 (GTFILES): Rename regclass.c to reginfo.c.
10532 * passes.c (init_optimization_passes): Remove pass_local_alloc and
10533 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
10535 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
10536 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
10538 (finish_spills): Ditto. Remove code for !flag_ira.
10540 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
10542 PR middle-end/35854
10543 * doc/invoke.texi (rtl debug options): Complete rewrite.
10544 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
10546 * mode-switching.c (pass_mode_switching): Rename pass from
10547 "mode-sw" to "mode_sw".
10548 * except.c (pass_convert_to_eh_ranges): Rename pass from
10549 "eh-ranges" to "eh_ranges".
10550 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
10554 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
10555 Alexander Monakov <amonakov@ispras.ru>
10557 PR middle-end/38857
10558 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
10560 (move_exprs_to_boundary): Change return type and pass through
10561 should_move from move_op. Relax assert. Update usage ...
10562 (schedule_expr_on_boundary): ... here. Use should_move instead of
10564 (move_op_orig_expr_found): Indicate that insn was disconnected from
10566 (code_motion_process_successors): Do not call after_merge_succs
10567 callback if original expression was not found when traversing any of
10569 (code_motion_path_driver): Change return type. Update prototype.
10570 (move_op): Update comment. Add a new parameter (should_move). Update
10571 prototype. Set *should_move based on indication provided by
10572 move_op_orig_expr_found.
10574 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
10576 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
10577 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
10578 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
10579 * config/rs6000/rs6000.c (rs6000_override_options): Default
10580 avoid-indexed-addresses on for Power6, off for everything else.
10581 (avoiding_indexed_address_p): New function.
10582 (rs6000_legitimize_address): Use it.
10583 (rs6000_legitimate_address): Likewise.
10584 * config/rs6000/rs6000.md (movXX_updateX): Likewise
10586 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
10588 PR tree-optimization/38997
10589 * tree-loop-distribution.c (generate_memset_zero): Use
10590 POINTER_PLUS_EXPR for a pointer addition.
10592 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
10594 * config/s390/s390.md (bswap<mode>2): New pattern added.
10596 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10598 * config/s390/s390.md (*tls_load_31): Added type attribute.
10600 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10602 * config/s390/s390.md: Fix a few comments.
10604 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10606 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
10607 (*tm<mode>_full): Fixed z10prop attribute.
10608 (*tst<mode>_extimm): Fixed z10prop attribute.
10609 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
10610 (*tstqiCCT_cconly): Fixed z10prop attribute.
10611 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
10612 (*movsi_larl): Fixed z10prop attribute.
10613 (*movsi_zarch): Fixed z10prop attribute.
10614 (*movsi_eas): Fixed z10prop attribute.
10615 (*movhi): Fixed z10prop attribute.
10616 (*movqi): Fixed z10prop attribute.
10617 (*movstrictqi): Fixed z10prop attribute.
10618 (*mov<mode>): Fixed z10prop attribute.
10619 (*movcc): Fixed z10prop attribute.
10620 (*sethighpartdi_64): Fixed z10prop attribute.
10621 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
10622 (*negdi2_sign_cc): Fixed z10prop attribute.
10623 (*negdi2_sign): Fixed z10prop attribute.
10624 (*absdi2_sign_cc): Fixed z10prop attribute.
10625 (*absdi2_sign): Fixed z10prop attribute.
10626 (*negabsdi2_sign_cc): Fixed z10prop attribute.
10627 (*negabsdi2_sign): Fixed z10prop attribute.
10628 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
10629 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
10630 (doloop_si64): Fixed z10prop attribute.
10631 (doloop_si31): Fixed z10prop attribute.
10632 (doloop_long): Fixed z10prop attribute.
10633 (indirect_jump): Fixed z10prop attribute.
10634 (nop): Fixed z10prop attribute.
10635 (main_base_64): Fixed z10prop attribute.
10636 (reload_base_64): Fixed z10prop attribute.
10638 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10640 PR rtl-optimization/38740
10641 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
10643 * config/mips/mips.c (mips_reorg): Likewise.
10645 2009-01-28 Richard Guenther <rguenther@suse.de>
10647 PR tree-optimization/38926
10648 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
10649 with the correct value id to a value.
10650 (do_regular_insertion): Use the value number of edoubleprime
10651 for the value number of the expr.
10654 2008-08-21 Richard Guenther <rguenther@suse.de>
10656 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
10657 a PHI ask VN if it is already available.
10658 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
10659 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
10661 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10663 PR middle-end/38934
10664 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
10665 set to varying whenever max has TREE_OVERFLOW set, similarly
10666 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
10668 2009-01-28 Richard Guenther <rguenther@suse.de>
10670 PR middle-end/38908
10671 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
10672 uninitialized aggregate uses in call arguments.
10674 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
10676 PR tree-optimization/38984
10677 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
10678 the nothing_id variable if -fno-delete-null-pointer-checks.
10680 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
10683 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
10684 (set_got_offset_rex64): Ditto.
10686 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
10689 * doc/extend.texi: Improve local variable with asm reg.
10691 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
10693 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
10694 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
10695 was not supplied then set warn_packed_bitfield_compat to the
10696 default value of 1.
10697 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
10700 2009-01-27 Richard Guenther <rguenther@suse.de>
10702 PR tree-optimization/38503
10703 * cfgexpand.c (expand_gimple_basic_block): Ignore
10704 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
10705 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
10706 variables that cannot have TBAA applied.
10707 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
10710 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
10712 PR middle-end/38969
10713 * calls.c (initialize_argument_information): Do not wrap complex
10714 arguments in SAVE_EXPR.
10716 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
10718 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
10719 (INSTALL_LIBGCC): Revert typo commit.
10721 2009-01-26 Richard Guenther <rguenther@suse.de>
10723 PR tree-optimization/38745
10724 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
10725 from special handling.
10727 2009-01-26 Richard Guenther <rguenther@suse.de>
10729 PR tree-optimization/38745
10730 * tree-ssa.c (execute_update_addresses_taken): Do not include
10731 variables that cannot possibly be a register in not_reg_needs.
10732 Do not clear TREE_ADDRESSABLE on vars that may not become
10734 * tree-ssa.c (update_alias_info_1): Include those in the set
10735 of addressable vars.
10737 2009-01-26 Richard Guenther <rguenther@suse.de>
10739 PR middle-end/38851
10740 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
10741 * tree-ssa-dse.c: Include langhooks.h
10742 (execute_simple_dse): Remove stores with zero size.
10744 2009-01-24 Jakub Jelinek <jakub@redhat.com>
10747 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
10750 2009-01-24 Julian Brown <julian@codesourcery.com>
10752 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
10753 config/arm/linux-atomic.c.
10754 * config/arm/linux-atomic.c: New.
10756 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
10758 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
10759 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
10760 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
10762 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
10765 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
10768 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
10770 PR tree-optimization/38953
10771 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
10772 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
10773 (gloog): Split the exit of the scop when the scop exit is a loop exit.
10774 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
10777 2009-01-24 Paul Brook <paul@codesourcery.com>
10779 * config/arm/neon.md (neon_type): Move to arm.md.
10780 (neon_mov<VSTRUCT>): Add neon_type attribute.
10781 * config/arm/arm.md (neon_type): Move to here.
10782 (conds): Add "unconditioal" and use as default for NEON insns.
10784 2009-01-24 Ben Elliston <bje@au.ibm.com>
10786 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
10787 void *' warning from -Wc++-compat.
10788 * Makefile.in (dominance.o-warn): Remove.
10790 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
10792 PR tree-optimization/38932
10793 * fold-const.c (fold_unary_ignore_overflow): New.
10794 * tree.h (fold_unary_ignore_overflow): Declare.
10795 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
10796 * tree-ssa-sccvn.c (visit_reference_op_load,
10797 simplify_unary_expression): Likewise.
10799 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
10801 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
10802 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
10803 regardless of their type.
10804 * c-common.c (handle_packed_attribute): Don't ignore packed on
10806 * c.opt (Wpacked-bitfield-compat): New warning option.
10807 * stor-layout.c (place_field): Warn if offset of a field changed.
10808 * doc/extend.texi (packed): Mention the ABI change.
10809 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
10810 (Warning Options): Add it to the list.
10812 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
10814 * c-opts.c (c_common_post_options): Fix a typo in comments.
10816 2009-01-22 Steve Ellcey <sje@cup.hp.com>
10818 PR middle-end/38615
10819 * gimplify.c (gimplify_init_constructor): Fix promotion of const
10820 variables to static.
10821 * doc/invoke.texi (-fmerge-all-constants): Update description.
10823 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
10826 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
10827 (*movdi_1_rex64): Use type "mmx" for alternative 5.
10829 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
10831 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
10833 (LOCAL_ALIGNMENT): Similarly.
10835 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
10836 Joseph Myers <joseph@codesourcery.com>
10838 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
10839 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
10840 * config/arm/arm-tune.md: Regenerate.
10841 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
10844 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
10846 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
10847 version number to five.
10849 2009-01-22 Dodji Seketeli <dodji@redhat.com>
10852 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
10853 * c-common.c (set_underlying_type): Likewise.
10854 (is_typedef_decl ): Likewise
10856 (set_underlying_type): Likewise.
10857 (is_typedef_type): Likewise.
10859 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
10861 PR middle-end/38587
10862 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
10865 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
10868 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
10869 (LIBGCC_SPEC): Don't define.
10870 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
10872 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
10874 PR rtl-optimization/38879
10875 * alias.c (base_alias_check): Unaligned access via AND address can
10876 alias all surrounding object types except those with sizes equal
10877 or wider than the size of unaligned access.
10879 2009-01-21 Dodji Seketeli <dodji@redhat.com>
10882 * c-decl.c (clone_underlying_type): Move this ...
10883 * c-common.c (set_underlying_type): ... here.
10884 Also, make sure the function properly sets TYPE_STUB_DECL() on
10885 the newly created typedef variant type.
10886 (is_typedef_decl ): New entry point.
10887 * tree.h: Added a new member member_types_needing_access_check to
10888 struct tree_decl_non_common.
10889 (set_underlying_type): New entry point.
10890 (is_typedef_type): Likewise.
10892 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
10894 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
10895 Check whether two instructions have memory references that
10896 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
10897 are helper functions for traversing.
10898 * alias.h (insn_alias_sets_confilict_p): New prototypes.
10899 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
10900 not to draw dependency edge for instructions with non-conflicting
10903 2009-01-20 Joseph Myers <joseph@codesourcery.com>
10906 * longlong.h: Update copyright years. Use soft-fp license notice.
10907 Sync __clz_tab declaration with glibc.
10909 2009-01-20 Steve Ellcey <sje@cup.hp.com>
10912 * doc/extend.texi (syscall_linkage): New.
10913 (version_id): Modify.
10915 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10916 Richard Guenther <rguenther@suse.de>
10918 PR tree-optimization/38747
10919 PR tree-optimization/38748
10920 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
10921 conversion if the base address is an indirect reference and the
10922 aliasing sets could cause issues.
10924 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
10926 * common.opt (fgraphite, fgraphite-identity): Add comment for
10927 explaining why these options are not documented.
10929 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
10931 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
10932 gimple_call_lhs is NULL.
10934 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
10937 * emit-rtl.c (adjust_address_1): Make sure memref is never
10940 2009-01-20 Ben Elliston <bje@au.ibm.com>
10942 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
10943 const qualifier from arg parameter. Remove unnecessary cast to char *.
10944 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
10945 const qualifier from arg 2.
10947 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
10949 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
10951 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
10954 * rtl.h (reinit_regs): New prototype.
10955 * regclass.c: Include ira.h.
10956 (reinit_regs): New.
10957 * Makefile.in (regclass.o): Add ira.h.
10958 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
10960 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
10963 * c-common.c (handle_aligned_attribute): Use
10964 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
10965 default alignment value.
10967 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
10969 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
10970 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
10972 * doc/extend.texi: Update __attribute__ ((aligned)). Document
10973 __BIGGEST_ALIGNMENT__.
10975 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
10977 2009-01-18 Richard Guenther <rguenther@suse.de>
10979 PR tree-optimization/38819
10980 * tree-flow.h (operation_could_trap_helper_p): Declare.
10981 * tree-eh.c (operation_could_trap_helper_p): Export.
10982 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
10983 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
10984 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
10985 are about to insert a possibly trapping instruction and fail
10988 2009-01-18 Andreas Schwab <schwab@suse.de>
10990 * doc/install.texi (Configuration): Remove obsolete paragraph
10991 about use of --with-gnu-ld with --with-gnu-as.
10993 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
10995 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
10996 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
10997 Follow spelling conventions.
10999 2009-01-18 Ben Elliston <bje@au.ibm.com>
11001 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
11002 C++ warning about implicit conversion from void * to struct
11004 (bitmap_obstack_free): Likewise for bitmap_element *.
11005 * Makefile.in (bitmap.o-warn): Remove.
11007 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
11009 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
11011 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
11012 Tobias Grosser <tobi.grosser@amd.com>
11014 * graphite.c (graphite_trans_scop_block): Do not block single
11017 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
11019 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
11020 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
11021 test with assertion.
11023 2009-01-16 Richard Guenther <rguenther@suse.de>
11025 PR tree-optimization/38835
11026 PR middle-end/36227
11027 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
11028 and INT + PTR -> (INT)(PTR p+ INT) folding.
11029 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
11031 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
11034 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
11035 the subreg from a lowpart subreg if it is also casting the value.
11037 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
11038 Tobias Grosser <tobi.grosser@amd.com>
11040 * graphite.c (compare_prefix_loops): New.
11041 (build_scop_canonical_schedules): Rewritten.
11042 (graphite_transform_loops): Move build_scop_canonical_schedules
11043 after build_scop_iteration_domain.
11045 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
11046 Tobias Grosser <tobi.grosser@amd.com>
11048 * graphite.c (add_conditions_to_domain): Add the loops to
11049 the dimension of the iteration domain. Do copy the domain
11050 only when it exists.
11051 (build_scop_conditions_1): Do not call add_conditions_to_domain.
11052 (add_conditions_to_constraints): New.
11053 (can_generate_code_stmt, can_generate_code): Removed.
11054 (gloog): Do not call can_generate_code.
11055 (graphite_transform_loops): Call add_conditions_to_constraints
11056 after building the iteration domain.
11058 2009-01-16 Jakub Jelinek <jakub@redhat.com>
11060 PR tree-optimization/38789
11061 * tree-ssa-threadedge.c
11062 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
11063 __builtin_constant_p.
11065 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11067 * dce.c (delete_unmarked_insns): Reversed the order that insns are
11068 examined before deleting them.
11070 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
11072 * function.c (aggregate_value_p): Correctly extract the function
11073 type from CALL_EXPR_FN lookup.
11075 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11077 * config/picochip/picochip.c (picochip_override_options): Revert
11078 CFI asm flag disable commited previously.
11080 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
11081 Tobias Grosser <tobi.grosser@amd.com>
11082 Jan Sjodin <jan.sjodin@amd.com>
11084 * graphite.c (scan_tree_for_params): On substractions negate
11085 all the coefficients of the term.
11086 (clast_to_gcc_expression_red): New. Handle reduction expressions
11087 of more than two operands.
11088 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
11089 (get_vdef_before_scop): Handle also the case of default definitions.
11091 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
11093 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
11094 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
11095 Also use them when walking CALL_INSN_FUNCTION_USAGE.
11097 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
11098 Joey Ye <joey.ye@intel.com>
11100 PR middle-end/37843
11101 * cfgexpand.c (expand_stack_alignment): Don't update stack
11102 boundary nor check incoming stack boundary here.
11103 (gimple_expand_cfg): Update stack boundary and check incoming
11104 stack boundary here.
11106 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
11108 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
11110 2009-01-14 Jakub Jelinek <jakub@redhat.com>
11112 PR rtl-optimization/38245
11113 * calls.c (expand_call): Add stack arguments to
11114 CALL_INSN_FUNCTION_USAGE even for pure calls (when
11115 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
11116 in regs and partially in memory or BLKmode arguments.
11117 (emit_library_call_value_1): Add stack arguments to
11118 CALL_INSN_FUNCTION_USAGE even for pure calls (when
11119 ACCUMULATE_OUTGOING_ARGS).
11120 * dce.c: Include tm_p.h.
11121 (find_call_stack_args): New function.
11122 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
11124 (mark_insn): Call find_call_stack_args for CALL_Ps.
11125 (prescan_insns_for_dce): Walk insns backwards in bb rather than
11126 forwards. Allocate and free arg_stores bitmap if needed, pass it
11127 down to deletable_insn_p, don't mark stores set in arg_stores
11128 bitmap, clear the bitmap at the beginning of each bb.
11129 * Makefile.in (dce.o): Depend on $(TM_P_H).
11131 2009-01-14 Michael Meissner <gnu@the-meissners.org>
11134 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
11135 to make sure the insn is a conditional test (bug 22599). Reformat a
11138 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
11140 PR middle-end/38431
11141 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
11142 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
11143 (gloog): Do not call cleanup_tree_cfg.
11144 (graphite_transform_loops): Call cleanup_tree_cfg after all
11145 scops have been code generated.
11147 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
11148 * doc/gty.texi (Invoking the garbage collector): Added new node
11149 and section documenting ggc_collect.
11151 2009-01-14 Richard Guenther <rguenther@suse.de>
11153 PR tree-optimization/38826
11154 PR middle-end/38477
11155 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
11156 initialization notes only if we actually emitted a warning.
11157 (intra_create_variable_infos): Add constraints for a result decl
11158 that is passed by hidden reference.
11159 (build_pred_graph): Mark all related variables non-direct on
11162 2009-01-14 Nick Clifton <nickc@redhat.com>
11164 * ira-conflicts.c: Include addresses.h for the definition of
11166 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
11167 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
11169 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
11172 * Makefile.in (ira-lives.o): Add except.h.
11174 * ira-lives.c: Include except.h.
11175 (process_bb_node_lives): Process can_throw_internal.
11177 2009-01-13 Jakub Jelinek <jakub@redhat.com>
11179 PR rtl-optimization/38774
11180 * combine.c (simplify_set): When undoing cc_use change, don't do
11181 PUT_CODE on the newly created comparison, but instead put back the
11184 2009-01-13 Joseph Myers <joseph@codesourcery.com>
11186 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
11187 values. Remove duplicate arm8 entry.
11189 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11191 PR tree-optimization/38786
11192 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
11193 the SSA_NAME case of expand_scalar_variables_expr.
11194 Set the type of an expression to the type of its assign statement.
11195 (expand_scalar_variables_expr): Also gather the scalar computation
11196 used to index the memory access. Do not pass loop_p.
11197 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
11198 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
11199 the gimple_stmt_iterator where it inserts new code.
11200 Do not pass loop_p.
11201 (copy_bb_and_scalar_dependences): Do not pass loop_p.
11202 (translate_clast): Update call to copy_bb_and_scalar_dependences.
11204 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11206 * graphite.h (debug_value): Removed.
11207 * graphite.c (debug_value): Removed.
11209 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11211 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
11212 ldrd/strd with two 32-bit instructions.
11214 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11216 * config/arm/arm.c (struct processors): Pass for speed down into
11217 cost helper functions.
11218 (const_ok_for_op): Handle COMPARE and inequality nodes.
11219 (arm_rtx_costs_1): Rewrite.
11220 (arm_size_rtx_costs): Update prototype.
11221 (arm_rtx_costs): Pass speed down to helper functions.
11222 (arm_slowmul_rtx_costs): Rework cost calculations.
11223 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
11224 (arm_9e_rtx_costs): Likewise.
11226 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
11228 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
11229 relocations of local symbols wider than UNITS_PER_WORD are not valid.
11230 (alpha_legitimize_address): Do not split local symbols wider than
11231 UNITS_PER_WORD into HIGH/LO_SUM parts.
11233 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
11236 * gcc.c (process_command): Replace call to execvp with calls
11237 to pex_one and exit.
11239 2009-01-03 Anatoly Sokolov <aesok@post.ru>
11242 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
11243 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
11244 variant for devices with 3-byte PC.
11245 (__tablejump_elpm__): New.
11247 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11250 * c-parser.c (c_parser_postfix_expression): Allow `->' in
11251 offsetof member-designator, handle it as `[0].'.
11253 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11255 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
11256 function when not using named sections on targets with named sections
11257 if branch distance is less than 262132.
11259 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
11261 * combine.c (combine_instructions): Recompute
11262 optimize_this_for_speed_p for each BB in the main combine loop.
11264 2009-01-12 Tomas Bily <tbily@suse.cz>
11267 * tree-loop-distribution.c (prop_phis): New function.
11268 (generate_builtin): Call prop_phis.
11269 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
11271 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11273 PR tree-optimization/38807
11274 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
11275 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
11277 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11279 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11280 subreg of op0 to the original op0.
11282 2009-01-11 Laurent GUERBY <laurent@guerby.net>
11284 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
11286 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
11289 * mips-tfile.c (parse_def): Fix parsing of def strings
11290 starting with digits.
11292 2009-01-10 Jakub Jelinek <jakub@redhat.com>
11295 * config/arm/arm.c (arm_is_long_call_p): Don't call
11296 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
11298 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
11300 * regrename.c (regrename_optimize): Fix dumping.
11301 (find_oldest_value_reg): Preserve REG_POINTER.
11302 (copy_hardreg_forward_1): Likewise.
11304 2009-01-09 Diego Novillo <dnovillo@google.com>
11306 * gimple.h (struct gimple_statement_base) <uid>: Document
11307 the restrictions on its use.
11308 (gimple_uid): Tidy.
11309 (gimple_set_uid): Tidy.
11311 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11313 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
11314 zero guard even if align_bytes != 0 and count is smaller than
11317 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
11319 PR rtl-optimization/38495
11320 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
11321 (add_range_and_copies_from_move_list): Print all added ranges.
11322 Add ranges to memory optimized destination.
11324 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11328 * config/i386/i386.c (override_options): Reject
11329 -mstringop-strategy=rep_8byte with -m32.
11330 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
11331 to 1. Do count comparison against epilogue_size_needed at compile
11332 time even when count_exp was constant forced into register. For
11333 size_needed don't jump to epilogue, instead just avoid aligning
11334 and invoke the body algorithm. If need_zero_guard, add zero guard
11335 even if count is non-zero, but smaller than size_needed + number of
11336 bytes that could be stored for alignment.
11337 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
11338 to 1. If need_zero_guard, add zero guard even if count is non-zero,
11339 but smaller than size_needed + number of bytes that could be stored
11340 for alignment. Compare size_needed with epilogue_size_needed instead
11341 of desired_align - align, don't adjust size_needed, pass
11342 epilogue_size_needed to the epilogue expanders.
11345 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
11347 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11349 * pa.c (last_address): Change to unsigned.
11350 (update_total_code_bytes): Change argument to unsigned. Don't
11351 check if insn addresses are set.
11352 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
11353 addresses are not set.
11354 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
11356 2009-01-09 Nick Clifton <nickc@redhat.com>
11358 * config/sh/symbian.c: Replace uses of DECL_INLINE with
11359 DECL_DECLARED_INLINE_P.
11361 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11363 PR middle-end/38347
11364 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
11365 GET_MODE (op0) in operand_subword_force calls.
11367 PR middle-end/38771
11368 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
11369 fold_convert arg0 operands to TREE_TYPE (op0) first.
11371 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
11373 * params.def (ira-max-conflict-table-size): Decrease default value
11376 2009-01-08 Jakub Jelinek <jakub@redhat.com>
11378 PR tree-optimization/37031
11379 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
11381 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
11382 allocate it using gc instead of heap, use VEC_quick_push instead of
11384 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
11385 instead of heap, use VEC_quick_push instead of VEC_safe_push.
11386 * tree-data-ref.h (struct access_matrix): Change matrix to gc
11387 allocated vector from heap allocated.
11388 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
11389 * tree-loop-linear.c (linear_transform_loops): Allocate nest
11390 vector only after perfect_loop_nest_depth call.
11392 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
11393 Jan Sjodin <jan.sjodin@amd.com>
11395 PR tree-optimization/38559
11396 * graphite.c (debug_value, copy_constraint,
11397 swap_constraint_variables, scale_constraint_variable, ): New.
11398 (get_lower_bound, get_upper_bound): Removed.
11399 (graphite_trans_bb_strip_mine): Clean up this code that works
11400 only for constant number of iterations. Fully copy upper and
11401 lower bound constraints, not only the constant part of them.
11402 * graphite.h (debug_value): Declared.
11404 2009-01-08 Ira Rosen <irar@il.ibm.com>
11406 PR tree-optimization/37194
11407 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
11408 Don't add the cost of cost model guard in prologue to scalar
11409 outside cost in case of known number of iterations.
11411 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
11412 Alan Modra <amodra@bigpond.net.au>
11414 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
11415 non-word-aligned REG+CONST addressing.
11417 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11420 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
11421 free_after_compilation when outputting a thunk.
11422 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
11423 Do not call free_after_compilation here.
11425 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11427 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
11428 (ix86_valid_target_attribute_inner_p): Ditto.
11430 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
11432 PR tree-optimization/38492
11433 PR tree-optimization/38498
11434 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
11435 * tree-chrec.h (scev_is_linear_expression): Declared.
11436 * graphite.c (graphite_cannot_represent_loop_niter): New.
11437 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
11438 (graphite_loop_normal_form): Use gcc_assert.
11439 (scan_tree_for_params): Use CASE_CONVERT.
11440 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
11441 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
11442 Use gcc_assert. Discard scops that contain unhandled cases.
11443 (build_scop_conditions): Return a boolean status for unhandled cases.
11444 (strip_mine_profitable_p): Print the loop number, not its depth.
11445 (is_interchange_valid): Pass the depth of the loop nest, don't
11446 recompute it wrongly.
11447 (graphite_trans_bb_block): Same.
11448 (graphite_trans_bb_block): Print tentative of loop blocking.
11449 (graphite_trans_scop_block): Do not print that the loop has been
11451 (graphite_transform_loops): Do not handle scops that contain condition
11454 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
11456 AVX Programming Reference (December, 2008)
11457 * config/i386/avxintrin.h (_mm256_stream_si256): New.
11458 (_mm256_stream_pd): Likewise.
11459 (_mm256_stream_ps): Likewise.
11461 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
11462 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
11463 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
11464 (bdesc_special_args): Add __builtin_ia32_movntdq256,
11465 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
11466 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
11467 (ix86_expand_special_args_builtin): Likewise.
11469 * config/i386/sse.md (AVXMODEDI): New.
11470 (avx_movnt<mode>): Likewise.
11471 (avx_movnt<mode>): Likewise.
11472 (<sse>_movnt<mode>): Remove AVX support.
11473 (sse2_movntv2di): Likewise.
11475 2009-01-07 Richard Guenther <rguenther@suse.de>
11477 PR middle-end/38751
11478 * fold-const.c (extract_muldiv): Remove obsolete comment.
11479 (fold_plusminus_mult_expr): Undo MINUS_EXPR
11480 to PLUS_EXPR canonicalization for the canonicalization.
11482 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
11484 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
11485 hosted cross-compilers generating less efficient code.
11487 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11489 * function.h (rtl_data): Add a dbr_scheduled_p field.
11490 * reorg.c (dbr_schedule): Set it.
11491 (gate_handle_delay_slots): Check it.
11492 * config/mips/mips.c (mips_base_delayed_branch): Delete.
11493 (mips_reorg): Check flag_delayed_branch instead of
11494 mips_base_delayed_branch.
11495 (mips_override_options): Don't set mips_base_delayed_branch
11496 or flag_delayed_branch.
11498 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11500 PR rtl-optimization/38426.
11501 * ira.c (ira): Set current_function_is_leaf earlier.
11503 2009-01-06 Jakub Jelinek <jakub@redhat.com>
11505 PR rtl-optimization/38722
11506 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
11507 too early, only set a flag and modify after last possible
11510 2009-01-06 Janis Johnson <janis187@us.ibm.com>
11513 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
11514 * real.c (decimal_single_format): Correct values of emin and emax.
11515 (decimal_double_format): Ditto.
11516 (decimal_quad_format): Ditto.
11517 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
11518 computation of DECnn_MIN and DECnn_MAX for corrected values of
11519 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
11520 __DECnn_MIN__, and adjust its computation for the corrected value
11523 2009-01-06 Jan Hubicka <jh@suse.cz>
11526 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
11528 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
11530 * doc/contrib.texi (Contributors): Slightly adjust the end note.
11531 Add Robert Clark to the list of testers.
11533 2009-01-06 Jan Hubicka <jh@suse.cz>
11534 Kai Tietz <kai.tietz@onevision.com>
11536 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
11537 * config/i386/i386.c (ix86_expand_call): Add clobbers.
11539 2009-01-06 Jan Hubicka <jh@suse.cz>
11540 Kai Tietz <kai.tietz@onevision.com>
11542 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
11544 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
11545 (ix86_nsaved_regs): Count only general purpose regs.
11546 (ix86_nsaved_sseregs): New.
11547 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
11548 to 16 for w64; compute padding and size of sse reg save area.
11549 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
11550 general purpose regs.
11551 (ix86_emit_save_sse_regs_using_mov): New.
11552 (ix86_expand_prologue): Save SSE regs if needed.
11553 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
11554 (ix86_emit_restore_sse_regs_using_mov): New.
11555 (ix86_expand_epilogue): Save SSE regs if needed.
11557 2009-01-06 Jan Hubicka <jh@suse.cz>
11558 Kai Tietz <kai.tietz@onevision.com>
11560 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
11561 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
11562 functions when accumulate outgoing args is off.
11564 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11567 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
11568 before using pseudos_have_intersected_live_ranges_p.
11570 * ira-int.h (ira_assert): Always define.
11572 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11574 AVX Programming Reference (December, 2008)
11575 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
11576 (_mm256_permute2_pd): Likewise.
11577 (_mm_permute2_ps): Likewise.
11578 (_mm256_permute2_ps): Likewise.
11579 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
11580 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
11582 * config/i386/i386.c (ix86_builtins): Remove
11583 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
11584 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
11585 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
11586 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
11587 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
11588 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
11589 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
11590 __builtin_ia32_vpermil2ps256.
11591 (ix86_init_mmx_sse_builtins): Updated.
11592 (ix86_expand_args_builtin): Likewise.
11594 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11596 * pa.c (output_call): Relocate non-jump insns in the delay slot of
11597 long absolute calls when generating PA 2.0 code.
11599 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
11601 PR rtl-optimization/38583
11602 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
11604 * params.def (ira-max-conflict-table-size): New.
11606 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
11608 * ira.h (ira_conflicts_p): New external definition.
11610 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
11611 table. Report this. Return result of building.
11612 (ira_build_conflicts): Use ira_conflicts_p. Check result of
11613 building conflict table.
11615 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
11616 (ira_color): Use ira_conflicts_p.
11618 * global.c: Include ira.h.
11619 (pseudo_for_reload_consideration_p, build_insn_chain): Use
11622 * Makefile.in (global.o): Add ira.h.
11624 * ira-build.c (mark_all_loops_for_removal,
11625 propagate_some_info_from_allocno): New.
11626 (remove_unnecessary_allocnos): Call
11627 propagate_some_info_from_allocno.
11628 (remove_low_level_allocnos): New.
11629 (remove_unnecessary_regions): Add parameter. Call
11630 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
11631 parameter to remove_unnecessary_regions.
11632 (ira_build): Remove all regions but root if the conflict table was
11633 not built. Update conflict hard regs for allocnos crossing calls.
11635 * ira.c (ira_conflicts_p): New global.
11636 (ira): Define and use ira_conflicts_p.
11638 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
11639 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
11640 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
11642 2009-01-06 Ben Elliston <bje@au.ibm.com>
11644 * gengtype-lex.l (YY_NO_INPUT): Define.
11646 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11649 * c-common.c (handle_vector_size_attribute): Also reject
11650 BOOLEAN_TYPE types.
11652 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
11654 PR tree-optimization/38492
11655 * graphite.c (rename_map_elt, debug_rename_elt,
11656 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
11657 rename_map_elt_info, eq_rename_map_elts,
11658 get_new_name_from_old_name, bb_in_sese_p): Moved around.
11659 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
11660 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
11661 (sese_build_livein_liveouts): New.
11662 (new_sese, free_sese): New.
11663 (new_scop): Call new_sese.
11664 (free_scop): Call free_sese.
11665 (rename_variables_from_edge, rename_phis_end_scop): Removed.
11666 (register_old_new_names): Renamed register_old_and_new_names.
11667 (register_scop_liveout_renames, add_loop_exit_phis,
11668 insert_loop_close_phis, struct igp,
11669 default_liveout_before_guard, add_guard_exit_phis,
11670 insert_guard_phis, copy_renames): New.
11671 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
11672 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
11673 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
11674 (scop_adjust_phis_for_liveouts): New.
11675 (gloog): Call scop_adjust_phis_for_liveouts.
11677 * graphite.h (struct sese): Documented. Added fields liveout,
11678 num_ver and livein.
11679 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
11680 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
11681 (struct scop): Added field liveout_renames.
11682 (SCOP_LIVEOUT_RENAMES): New.
11684 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11686 PR tree-optimization/38510
11687 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
11688 (translate_clast): Call recompute_all_dominators before
11690 (gloog): Call recompute_all_dominators before graphite_verify.
11692 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11693 Jan Sjodin <jan.sjodin@amd.com>
11695 PR tree-optimization/38500
11696 * graphite.c (create_sese_edges): Call fix_loop_structure after
11699 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
11701 * config.gcc: Add m32r*-*-rtems*.
11702 * config/m32r/rtems.h: New file.
11704 2009-01-05 Ben Elliston <bje@au.ibm.com>
11706 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
11707 (.po.pox): Likewise.
11708 (po/gcc.pot): Likewise.
11710 2009-01-04 David S. Miller <davem@davemloft.net>
11712 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
11713 (STARTING_FRAME_OFFSET): Always set to zero.
11715 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11717 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
11718 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
11719 fixed-point types, and vectors of the same.
11721 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11723 * config/mips/sync.md (*mb_barrier): Rename to...
11724 (*memory_barrier): ...this.
11726 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
11728 * doc/extend.texi (Function Attributes): Move @cindex after @item
11729 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
11730 and put in alphabetical order. Fix 'target' name and put in order.
11731 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
11734 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
11736 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
11737 (memory_barrier): Expand as unspec instead of unspec_volatile.
11738 Remove mem:BLK from insn operands. Use Pmode scratch register.
11739 (*memory_barrier): Define as unspec instead of unspec_volatile.
11740 Use (match_dup 0) as input operand.
11742 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
11743 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
11744 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
11745 scratch register. Remove operand 1.
11746 (*stbar): Define as unspec instead of unspec_volatile.
11747 Use (match_dup 0) as input operand, remove (const_int 8).
11748 (*membar): Define as unspec instead of unspec_volatile.
11749 Use (match_dup 0) as input operand, remove input operand 2.
11751 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
11752 (memory_barrier): Expand as unspec instead of unspec_volatile.
11753 Remove mem:BLK from insn operands. Use Pmode scratch register.
11754 (*memory_barrier): Define as unspec instead of unspec_volatile.
11755 Use (match_dup 0) as input operand.
11757 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
11758 Remove mem:BLK from insn operands. Use Pmode scratch register.
11759 Set volatile flag on operand 0.
11760 (*memory_barrier): New insn pattern.
11762 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
11764 (*memory_barrier): Use (match_dup 0) as input operand.
11766 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
11767 Remove mem:BLK from insn operands. Use Pmode scratch register.
11768 Set volatile flag on operand 0.
11769 (*mb_internal): New insn pattern.
11771 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
11773 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11775 PR middle-end/38586
11776 * function.c (struct temp_slot): Move to the section of the file
11777 that deals with temp slots. Remove field 'address'.
11778 (temp_slot_address_table): New hash table of address -> temp slot.
11779 (struct temp_slot_address_entry): New struct, items for the table.
11780 (temp_slot_address_compute_hash, temp_slot_address_hash,
11781 temp_slot_address_eq, insert_temp_slot_address): Support functions
11783 (find_temp_slot_from_address): Rewrite to use the new hash table.
11784 (remove_unused_temp_slot_addresses): Remove addresses of temp
11785 slots that have been made available.
11786 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
11787 worker function for remove_unused_temp_slot_addresses.
11788 (assign_stack_temp_for_type): Don't clear the temp slot address list.
11789 Add the temp slot address to the address -> temp slot map.
11790 (update_temp_slot_address): Update via insert_temp_slot_address.
11791 (free_temp_slots): Call remove_unused_temp_slot_addresses.
11792 (pop_temp_slots): Likewise.
11793 (init_temp_slots): Allocate the address -> temp slot map, or empty
11794 the map if it is already allocated.
11795 (prepare_function_start): Initialize temp slot processing.
11797 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11799 PR middle-end/38584
11800 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
11801 Calculate the size of all stack vars assuming no packing of stack
11802 vars will happen, replacing a quadratic algorithm with a linear one.
11804 2009-01-03 Jakub Jelinek <jakub@redhat.com>
11807 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
11810 2009-01-03 Diego Novillo <dnovillo@google.com>
11812 * doc/contrib.texi: Update contributions.
11814 2009-01-03 Jakub Jelinek <jakub@redhat.com>
11817 * builtins.c (fold_builtin_memory_op): Give up if either operand
11818 is volatile. Set srctype or desttype to non-qualified version
11822 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
11823 and FUNCTION_DECLs.
11825 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
11827 PR rtl-optimization/35805
11828 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
11829 problem if fast dce is able to remove any instructions.
11830 * dce.c (dce_process_block): Fix dump message.
11832 2009-01-02 Mark Mitchell <mark@codesourcery.com>
11835 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
11837 2009-01-02 Jakub Jelinek <jakub@redhat.com>
11839 PR middle-end/38690
11840 * tree-flow.h (op_code_prio, op_prio): New prototypes.
11841 * tree-pretty-print.c (op_code_prio): New function.
11842 (op_prio): No longer static. Use op_code_prio.
11843 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
11844 Use op_prio and op_code_prio to determine if () should be
11845 printed around operand(s) or not.
11847 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
11848 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
11849 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
11850 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
11851 pp_character instead of pp_string for single letter printing.
11853 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11855 * doc/extend.texi: Fix '#pragma GCC option' typo.
11857 2009-01-02 Richard Guenther <rguenther@suse.de>
11859 * doc/install.texi (--enable-checking): Mention different
11860 default for stage1.
11861 (--enable-stage1-checking): Document.
11863 2009-01-01 Andrew Pinski <pinskia@gmail.com>
11865 PR middle-end/30142
11866 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
11867 case to be an error.
11869 2009-01-02 Ben Elliston <bje@au.ibm.com>
11871 * config/fp-bit.h (pack_d): Constify argument.
11872 * config/fp-bit.c (makenan): Constify return type. Remove casts.
11873 (isnan): Constify argument.
11875 (iszero): Likewise.
11876 (pack_d): Likewise.
11877 (_fpadd_parts): Constify return type.
11878 (_fpmul_parts): Likewise.
11879 (_fpdiv_parts): Likewise.
11881 2009-01-01 Jakub Jelinek <jakub@redhat.com>
11884 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
11885 warn about overwriting initializer with side-effects or
11886 -Woverride-init if !IMPLICIT.
11887 (output_init_element): Likewise. Pass IMPLICIT down to
11889 (process_init_element): Add IMPLICIT argument. Pass it down
11890 to output_init_element.
11891 (push_init_element, pop_init_level, set_designator): Adjust
11892 process_init_element callers.
11893 (set_nonincremental_init, set_nonincremental_init_from_string):
11894 Adjust add_pending_init callers.
11895 (output_pending_init_elements): Adjust output_init_element callers.
11896 * c-tree.h (process_init_element): Adjust prototype.
11897 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
11898 process_init_element callers.
11901 Copyright (C) 2009 Free Software Foundation, Inc.
11903 Copying and distribution of this file, with or without modification,
11904 are permitted in any medium without royalty provided the copyright
11905 notice and this notice are preserved.