1 2009-05-14 Ian Lance Taylor <iant@google.com>
3 * passes.c (finish_optimization_passes): Change i to int.
4 * plugin.c (plugins_active_p): Change event to int.
5 (dump_active_plugins): Likewise.
6 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
8 * tree.c (tree_range_check_failed): Change c to unsigned int.
9 (omp_clause_range_check_failed): Likewise.
10 (build_common_builtin_nodes): Change mode to int. Add cast.
11 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
12 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
15 ++ or -- with a variable of enum type.
17 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
22 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
24 * store-motion.c: Do not include params.h
25 * Makefile.in: Fix dependencies for various files.
27 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
29 * auto-inc-dec.c: Fix pass description, remove apparent
30 accidental duplication.
32 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
35 * ipa-utils.h (memory_identifier_string): Moved to ...
36 * tree.h (memory_identifier_string): Here. Add GTY(()).
38 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
40 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
41 in the former documentation of...
42 (GO_IF_LEGITIMATE_ADDRESS): ... this.
43 * ira-conflicts.c (get_dup_num): Use address_operand.
44 * targhooks.c (default_legitimate_address_p): New.
45 * targhooks.h (default_legitimate_address_p): New.
46 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
48 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
49 * target.h (struct target): Add legitimate_address_p.
50 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
51 (TARGET_INITIALIZER): Include it.
53 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
54 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
55 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
56 (TARGET_LEGITIMATE_ADDRESS_P): New.
58 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
59 (REG_OK_STRICT_P): Delete.
60 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
61 (frv_legitimate_address_p_1): ... this.
62 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
63 (frv_legitimate_address_p_1): ... the renamed old
64 frv_legitimate_address_p.
65 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
66 (TARGET_LEGITIMATE_ADDRESS_P): New.
68 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
69 * config/s390/s390-protos.h (legitimate_address_p): Remove.
70 * config/s390/s390.c (legitimate_address_p): Rename to...
71 (s390_legitimate_address_p): ... this, make static.
72 (legitimize_address): Adjust call.
73 (TARGET_LEGITIMATE_ADDRESS_P): New.
74 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
76 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
77 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
78 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
79 (TARGET_LEGITIMATE_ADDRESS_P): New.
81 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
82 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
83 * config/spu/spu.c (spu_legitimate_address): Rename to...
84 (spu_legitimate_address_p): ... this, make static.
85 (TARGET_LEGITIMATE_ADDRESS_P): New.
87 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
88 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
89 * config/sparc/sparc.c (legitimate_address_p): Rename to...
90 (sparc_legitimate_address_p): ... this, make static and return bool.
91 (legitimize_address): Adjust call.
92 (TARGET_LEGITIMATE_ADDRESS_P): New.
94 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
95 * config/i386/i386-protos.h (legitimate_address_p): Remove.
96 * config/i386/i386.c (legitimate_address_p): Rename to...
97 (ix86_legitimate_address_p): ... this, make static.
98 (constant_address_p): Move after it, adjust call.
99 (TARGET_LEGITIMATE_ADDRESS_P): New.
101 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
102 * config/avr/avr-protos.h (legitimate_address_p): Remove.
103 * config/avr/avr.c (legitimate_address_p): Rename to...
104 (avr_legitimate_address_p): ... this, make static.
105 (legitimize_address): Adjust call.
106 (TARGET_LEGITIMATE_ADDRESS_P): New.
108 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
109 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
110 * config/crx/crx.c (crx_legitimate_address_p): Make static.
111 (TARGET_LEGITIMATE_ADDRESS_P): New.
113 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
114 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
115 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
116 (TARGET_LEGITIMATE_ADDRESS_P): New.
118 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
119 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
121 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
123 (TARGET_LEGITIMATE_ADDRESS_P): New.
125 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
126 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
128 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
130 (m68hc11_legitimate_address_p): ... this, make static.
131 (go_if_legitimate_address_internal): Rename to...
132 (m68hc11_legitimate_address_p_1): ... this.
133 (legitimize_address): Adjust call.
134 (TARGET_LEGITIMATE_ADDRESS_P): New.
136 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
137 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p):
139 * config/iq2000/iq2000.c (iq2000_legitimate_address_p):
141 (TARGET_LEGITIMATE_ADDRESS_P): New.
143 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
144 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
145 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
146 (mn10300_legitimate_address_p): ... this, make static.
147 (TARGET_LEGITIMATE_ADDRESS_P): New.
149 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
150 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
151 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
152 (TARGET_LEGITIMATE_ADDRESS_P): New.
154 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
155 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
156 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
157 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
158 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
159 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
160 (rs6000_legitimate_address_p): ... this, make static.
161 (TARGET_LEGITIMATE_ADDRESS_P): New.
162 (REG_MODE_OK_FOR_BASE_P): Delete.
163 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
165 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
166 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
168 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
169 static, adjust types.
170 (TARGET_LEGITIMATE_ADDRESS_P): New.
172 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
173 * config/score/score.c (score_address_p): Rename to...
174 (score_legitimate_address_p): ... this.
175 (TARGET_LEGITIMATE_ADDRESS_P): New.
176 * config/score/score3.c (score3_address_p): Rename to...
177 (score3_legitimate_address_p): ... this.
178 * config/score/score7.c (score7_address_p): Rename to...
179 (score7_legitimate_address_p): ... this.
181 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
182 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
183 GO_IF_LEGITIMATE_ADDRESS): Delete.
184 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
185 thumb2_legitimate_address_p): Delete.
186 (arm_legitimate_address_p): Rename to...
187 (arm_legitimate_address_outer_p): ... this.
188 * config/arm/constraints.md ("Uq"): Adjust call.
189 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
190 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
191 (arm_legitimate_address_outer_p): ... this.
192 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
193 (TARGET_LEGITIMATE_ADDRESS_P): New.
195 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
196 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
197 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
198 (TARGET_LEGITIMATE_ADDRESS_P): New.
200 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
201 * config/vax/vax-protos.h (legitimate_address_p): Remove.
202 * config/vax/vax.c (legitimate_address_p): Rename to...
203 (vax_legitimate_address_p): ... this, make static.
204 (TARGET_LEGITIMATE_ADDRESS_P): New.
206 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
207 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
208 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
209 (TARGET_LEGITIMATE_ADDRESS_P): New.
211 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
212 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
213 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
214 (mmix_legitimate_address_p): ... this, make static.
215 (TARGET_LEGITIMATE_ADDRESS_P): New.
217 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
218 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
219 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
220 (TARGET_LEGITIMATE_ADDRESS_P): New.
222 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
224 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
227 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
229 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
230 LCT_NORMAL in function call.
231 * mips-tdump.c (print_file_desc): Add cast to enum type.
232 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
233 (mark_stabs): Add casts to enum types.
234 (parse_stabs_common): Add casts to enum types.
236 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
238 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
239 Check for invalid values of LETTER.
241 2009-05-13 Taras Glek <tglek@mozilla.com>
243 * attribs.c moved out attribute registration into register_attribute
244 * doc/plugins.texi Documented register_attribute and PLUGIN_ATTRIBUTES
245 * gcc-plugin.h Added forward decl for register_attribute
246 * plugin.c Added PLUGIN_ATTRIBUTES boilerplate
247 * plugin.h Added PLUGIN_ATTRIBUTES
249 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
251 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
252 values even in sentinel and empty entries.
253 (ms_printf_flag_specs): Likewise.
254 (ms_scanf_flag_specs): Likewise.
255 (ms_strftime_flag_specs): Likewise.
256 (ms_print_char_table): Likewise.
257 (ms_scan_char_table): Likewise.
258 (ms_time_char_table): Likewise.
260 2009-05-13 Doug Kwan <dougkwan@google.com>
262 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
264 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
266 * config/mips/mips.md (store): Add attributes for QI and HI.
268 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
269 (truncdi<mode>2): ... this new pattern.
271 2009-05-13 Brad Hards <bradh@kde.org>
273 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
275 2009-05-14 Jakub Jelinek <jakub@redhat.com>
276 Ben Elliston <bje@au.ibm.com>
279 * dse.c (check_mem_read_rtx): Guard against width == -1.
281 2009-05-13 Michael Matz <matz@suse.de>
284 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
285 (trivially_conflicts_p): New function.
286 (insert_backedge_copies): Use it.
288 2009-05-13 Janis Johnson <janis187@us.ibm.com>
290 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
291 (handle_stdc_pragma): Use new enum constant names.
292 (handle_pragma_float_const_decimal64): Ditto.
294 2009-05-13 Ian Lance Taylor <iant@google.com>
296 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
299 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
301 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
302 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
304 * config/m68k/m68k.h (FL_UCLINUX): Define.
306 2009-05-13 Jan Hubicka <jh@suse.cz>
308 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
310 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
312 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
313 unless -fschedule-insns is specified.
315 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
318 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
319 TARGET_EXPAND_CBRANCHDI4.
320 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
321 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
322 (cmpeqdi): Fix comment.
324 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
326 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
327 (sh_legitimate_address_p): Likewise.
328 * config/sh/sh.c (sh_legitimate_index_p): New.
329 (sh_legitimate_address_p): Likewise.
330 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
331 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
332 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
333 (MAYBE_BASE_REGISTER_RTX_P): New macro.
334 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
335 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
336 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
337 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
338 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
340 2009-05-12 Jan Hubicka <jh@suse.cz>
342 * tree-inline.c (estimate_operator_cost): Add operands;
343 when division happens by constant, it is cheap.
344 (estimate_num_insns): Loads and stores are not having cost of 0;
345 EH magic stuff is cheap; when computing runtime cost of switch,
346 use log2 base of amount of its cases; builtin_expect has cost of 0;
347 compute cost for moving return value of call.
348 (init_inline_once): Initialize time_based flags.
349 * tree-inline.h (eni_weights_d): Add time_based flag.
351 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
353 * df-core.c: Update head documentation.
355 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
358 * rs6000.c (rs6000_generate_compare): Use op1b instead of
359 shadowing exisiting variable op1.
361 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
364 * config/i386/driver-i386.c (processor_signatures): New enum.
365 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
366 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
367 processor signature to detect geode processor.
369 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
373 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
375 * optabs.c (prepare_cmp_insn): Temporarily disable test that
376 causes spurious differences between trunk and cond-optab branch.
378 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
380 * dojump.c (compare_from_rtx): Delete.
381 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
382 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
383 if the comparison does not satisfy the predicate; test predicates for
384 operands 2 and 3 of a cstore pattern. Don't try cstore optab
385 further if one existing pattern fails.
386 * expr.h (compare_from_rtx): Delete.
387 (prepare_operand): Declare it.
388 * optabs.c: Change "lib call" to "libcall" throughout.
389 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
390 HAVE_conditional_trap, emit_cmp_insn): Delete.
391 (can_compare_p): Delete cmp_optab case.
392 (prepare_float_lib_cmp): Return an rtx and a machine mode.
393 Accept other parameters by value.
394 (prepare_operand): Make non-static.
395 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
396 other parameters by value. Try to widen operands here based on
397 an optab_methods argument and looking at cbranch_optab.
398 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
399 loop. Use cbranch_optab directly.
400 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
401 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
403 (emit_conditional_move, emit_conditional_add): Inline what's needed
404 of compare_from_rtx, using new prepare_cmp_insn for the rest.
405 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
406 with COMPARE. Move cmov_optab and cstore_optab above
407 with cbranch_optab, move cmp_optab down with ucmp_optab,
408 remove tst_otpab. Do not initialize trap_rtx.
409 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
410 for trap code. Do not check HAVE_conditional_trap. Use
411 prepare_cmp_insn. Accept no predicate for operand 3.
412 * optabs.h (OTI_cmp): Mark as used only for libcalls.
413 (OTI_ctrap, ctrap_optab): New.
415 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
416 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
417 with lookup of ctrap_optab.
418 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
419 setcc_gen_code): Delete.
422 * combine.c (combine_simplify_rtx, simplify_set): Do not
423 special case comparing against zero for cc0 machines.
424 * simplify-rtx.c (simplify_binary_operation_1): Never remove
425 COMPARE on cc0 machines.
426 (simplify_relational_operation): Return a new expression when
427 a COMPARE could be removed.
428 * final.c (final_scan_insn): Compare cc_status values
429 against LHS of a (compare FOO (const_int 0)) cc0 source.
430 Also check if cc_status.value is the full compare.
432 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
433 (cstoreMM4): Document.
434 (conditional_trap): Document ctrapMM4 instead.
435 (sync_compare_and_swapMM): Refer to cbranchcc4.
436 (Dependent Patterns): Eliminate obsolete information referring to
437 the old jump optimization phase.
438 (Canonicalization): Include cbranchcc4 case, omit canonicalization
439 of compares with 0 on cc0 machines.
440 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
441 avoiding references to cc0. Remove text about storing operands
443 * doc/tm.texi (Condition Codes): Include blurb on different
444 condition code representations, separate into subsections for
445 CC0, MODE_CC and conditional execution.
447 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
448 alpha_emit_setcc): Accept operands and a machine mode.
449 * config/alpha/alpha.c (alpha_emit_conditional_branch):
450 Get code/op0/op1 from operands, use machine mode argument
451 instead of alpha_compare.fp_p. Emit the branch here.
452 (alpha_emit_setcc): Likewise, and return boolean.
453 (alpha_emit_conditional_move): Likewise. Assert that
454 cmp_op_mode == cmp_mode, and simplify accordingly.
455 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
456 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
457 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
459 (stack probe test): Use cbranchdi4.
460 * config/alpha/predicates.md (alpha_cbranch_operator): New.
462 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
463 * config/arc/arc.h (movsicc, movsfcc): Use it.
464 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
465 (cbranchsi4, cstoresi4): New.
466 (cmpsi, bCC and sCC expanders): Remove.
468 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
469 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
470 * config/arm/predicates.md (arm_comparison_operator): Only include
471 floating-point operators if there is a hardware floating-point unit.
472 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
473 deferring to cbranch_cc and cstore_cc respectively.
474 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
475 cbranch_cc, cstore_cc): New.
476 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
478 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
480 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
481 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
483 (adjust_insn_length): Adjust calls.
484 (avr_reorg): Handle (compare (foo) (const_int 0)).
485 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
486 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
487 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
488 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
490 (cbranchqi4, cbranchhi4, cbranchsi4): New.
491 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
493 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
494 (cbranchsi4, cstorebi4, cstoresi4): New.
495 (movbisi): This insn is duplicate, split it to zero_extend.
496 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
497 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
498 (bfin_optimize_loop): Use cbranch expander.
499 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
500 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
501 (bfin_bimode_comparison_operator): ... this.
502 (bfin_direct_comparison_operator): New.
504 * config/cris/cris.c (cris_normal_notice_update_cc): Look
505 inside (compare FOO (const_int 0)).
506 (cris_rtx_costs): Handle ZERO_EXTRACT.
507 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
508 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
509 (*tstdi_v32): Delete.
510 (*cmpdi_non_v32): Add M alternative for operand 1.
511 (cmpsi, cmp<mode>): Make private.
512 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
514 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
516 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
517 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
518 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
519 (cc_reg_operand): New.
521 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
522 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
523 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
524 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
525 crx_expand_scond): Delete.
527 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
529 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
530 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
532 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
533 cstoresi4, cstoresf4, cstoredf4): New.
534 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
535 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
536 Receive the entire operands array.
537 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
538 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
539 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
540 Get test/op0/op1 from the operands array.
541 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
543 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
544 (h8300_expand_store): New.
545 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
547 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
548 (h8300_expand_store): New.
549 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
550 or do not try to produce (set (cc0) REG).
551 (peepholes): Wrap arguments with COMPARE. Add a peephole to
552 change a compare into a move to a scratch register. Disable some
553 peepholes when comparing with zero.
554 (tstsi, tsthi, tstsi, cmpqi): Make private.
557 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
560 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
561 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
562 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
563 (ix86_emit_i387_log1p): Use cbranchxf2.
564 (ix86_expand_setcc): Return void.
565 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
566 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
567 cmp<MODEF>, cmpcc): Remove.
568 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
569 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
570 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
571 (sCC and bCC expanders): Remove.
572 (stack_protect_test): Use cbranchcc4.
574 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
576 (ia64_expand_compare): Accept three rtx by reference and return void.
577 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
578 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
579 from *expr. Update *expr with the BImode comparison to do.
580 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
581 cmptf, bCC, sCC, conditional_trap): Delete.
582 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
583 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
584 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
585 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
586 * config/ia64/predicates.md (ia64_cbranch_operator): New.
588 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
589 type of last argument.
590 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
591 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
592 use machine mode argument instead of branch_type. Remove dead
593 code for floating-point comparisons.
594 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
595 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
597 (cbranchsi4, cstoresi4): New.
598 * config/iq2000/predicates.md (reg_or_const_operand): New.
600 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
601 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
602 (b<code>_op): Rewrite to...
603 (bcc_op): ... this, using match_operator.
604 (s<code>_op): Rewrite to...
605 (scc_op): ... this, using match_operator.
606 (s<code>_24_op): Rewrite to...
607 (scc_op_24): ... this, using match_operator.
608 (s<code>_<mode>): Rewrite to...
609 (cstore<mode>4): ... this, using match_operator.
610 (s<code>_<mode>_24): Rewrite to...
611 (cstore<mode>4_24): ... this, using match_operator.
612 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
613 m32c_unpend_compare, m32c_expand_scc): Delete.
614 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
615 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
616 (m32c_expand_movcc): Change NE to EQ if necessary.
617 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
619 * config/m32r/m32r-protos.h (gen_cond_store): New.
620 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
621 (gen_cond_store): New, from sCC patterns.
622 (m32r_expand_block_move): Use cbranchsi4.
623 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
624 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
625 (cbranchsi4, cstoresi4): New.
627 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
629 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
630 (m68hc11_notice_update_cc): Look into a compare with 0.
631 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
633 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
634 cmphi, cmpqi, bCC): Delete.
635 (cbranchsi4, cbranchhi4, cbranchqi4): New.
636 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
637 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
640 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
641 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
642 * config/m68k/constraints.md (H): New.
643 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
644 the define_insn below.
645 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
646 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
647 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
648 patterns): Wrap RHS with COMPARE.
649 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
650 (*cmpdi_internal): Name this pattern.
651 (cmpdi): Change to define_insn.
652 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
653 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
654 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
656 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
657 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
658 (conditional_trap): Change to...
659 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
660 (*conditional_trap): Use the ordered_comparison_operator and
661 const1_operand predicates.
662 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
663 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
664 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
665 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
667 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
668 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
669 (mcore_gen_compare): New.
670 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
671 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
672 (mcore_gen_compare): ... this.
673 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
674 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
675 (stack probe pattern): Use cbranchsi4.
677 * config/mips/predicates.md (mips_cstore_operator): New.
678 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
679 * config/mips/mips.md (any_cond): Delete.
680 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
682 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
683 fixuns_truncsfdi2): Use cbranch patterns.
684 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
685 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
686 Adjust call to mips_expand_conditional_branch.
687 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
689 * config/mips/mips-protos.h (mips_expand_conditional_branch,
690 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
691 * config/mips/mips.c (cmp_operands): Delete.
692 (mips_emit_compare): Get comparison operands from *op0/*op1.
693 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
694 that it succeeds. Use op0/op1 instead of cmp_operands.
695 (mips_expand_conditional_branch, mips_expand_conditional_move,
696 mips_expand_conditional_trap): Likewise.
697 (mips_block_move_loop): Use cbranch patterns.
698 * config/mips/mips.h (cmp_operands): Delete.
700 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
701 (mmix_gen_compare_reg): Just return a register in the right CC mode.
702 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
703 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
704 (*cmpcc_folded): Rename to...
705 (*cmpdi_folded): this.
706 (*cmpcc): Rename to...
708 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
711 (cbranchdf4): New. Handle invalid comparisons here.
712 * config/mmix/predicates.md (float_comparison_operator): New.
714 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
715 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
716 * config/mn10300/mn10300.md (tst): Delete.
717 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
718 Name these patterns and wrap RHS in a compare.
719 (*cmpsi): Make this pattern private. Include tst.
720 (*cmpsf): Make this pattern private.
721 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
722 (compare with zero peepholes): Likewise.
724 (cbranchsi4, cbranchsf4): New.
725 (casesi): Use cbranchsi4.
727 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
728 hppa_branch_type): Delete.
729 (return_addr_rtx): Use cbranchsi4.
730 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
731 Emit CCFPmode comparison here.
732 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
733 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
734 hppa_branch_type): Delete.
735 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
736 (movsicc, movdicc): Remove references to hppa_compare_op0,
737 hppa_compare_op1 and compare_from_rtx.
738 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
739 (casesi): Use cbranchsi4.
741 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
742 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
743 * config/pdp11/pdp11.md (register_or_const0_operand): New.
744 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
745 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
747 (cbranchdf4, cbranchhi4, cbranchqi4): New.
748 (*branch, *branch_inverted): New.
750 * config/picochip/picochip.md (cbranchhi4): Use
751 ordered_comparison_operator.
752 (cmphi, bCC): Remove.
754 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
755 (trap_comparison_operator): Delete.
756 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
757 rs6000_emit_cbranch): Accept mode and operands.
758 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
759 rs6000_compare_fp_p): Delete.
760 (rs6000_generate_compare): Accept mode and comparison. Extract code
761 and op0/op1 from there. Replace references to rs6000_compare_op0
762 and rs6000_compare_op1.
763 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
764 extract result from passed operands.
765 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
766 extract loc from passed operands.
767 (rs6000_emit_cmove): Likewise.
768 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
769 rs6000_compare_fp_p): Delete.
770 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
771 (cbranch<GPR>4, cbranch<FP>4): New.
772 (cstore<mode>4): New. Consolidate here all choices about when to use
773 portable or specialized sCC sequences.
774 (stack_protect_test): Use cbranchsi4.
775 (conditional_trap): Replace with ctrap<GPR>4.
776 (conditional trap insn): Replace trap_comparison_operator with
777 ordered_comparison_operator.
779 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
780 (s390_emit_prologue): Use ctrap.
781 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
782 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
783 New predicates replacing...
784 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
785 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
786 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
787 (add<mode>cc): Do not use s390_compare_op0/op1.
788 (s<code>): Change to...
789 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
791 (cstorecc4): ... this. Handle EQ or NE equally.
792 (*sne): Un-privatize for use in cstorecc4.
793 (b<code>): Change to...
794 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
795 (conditional_trap): Replace with...
796 (ctrap<GPR>4, ctrap<FP>4): ... these.
797 (stack_protect): Use cbranchcc4.
799 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
800 * config/score/score-protos.h (score_gen_cmp): Delete.
801 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
802 (score_block_move-loop): Use cbranchsi4.
803 * config/score/score.md (cbranchsi4): New.
804 (cmpsi, bCC): Delete.
805 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
806 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
807 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
808 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
809 * config/score/score3.h (score3_gen_cmp): Delete.
810 * config/score/score7.h (score7_gen_cmp): Delete.
812 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
813 (sh_emit_scc_to_t): ... this. Return void.
814 (from_compare): Rename to...
815 (sh_emit_compare_and_branch): ... this.
816 (sh_emit_compare_and_set): New.
817 (sh_expand_t_scc): Accept operands.
818 * config/sh/predicates.md (sh_float_comparison_operator): New.
819 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
820 (prepare_scc_operands): Rename to...
821 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
823 (sh_emit_cheap_store_flag): New.
824 (sh_emit_set_t_insn): New.
825 (from_compare): Rename to...
826 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
827 handling of TARGET_SH2E floating point to avoid recursive call.
828 Generate branch here.
829 (sh_emit_compare_and_set): New.
830 (sh_expand_t_scc): Get op0/op1 from arguments.
831 (sh_emit_cheap_store_flag): New.
832 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
834 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
835 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
836 (movsicc, movdicc): Do nothing when it recreated operands from
837 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
838 prepare_scc_operands (now sh_emit_scc_to_t).
839 (udivdi3): Use cstoresi4.
840 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
841 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
842 (cbranchint4_media, cbranchfp4_media): New.
843 (casesi): Use cbranchdi4.
844 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
846 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
847 (movnegt): Remove second operand.
848 (cbranchsf4, cbranchdf4): New.
849 (stack_protect): Use cbranchdi4/cbranchsi4.
851 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
852 (gen_compare_reg): Accept comparison, extract part of it to...
853 (gen_compare_reg_1): ... this.
854 (gen_compare_operator): Delete.
855 (gen_v9_scc): Accept separate destination, comparison code and arms.
856 Do not use sparc_compare_op0/sparc_compare_op1.
857 (emit_scc_insn, emit_conditional_branch_insn): New.
858 (emit_v9_brxx): Make static. Remove useless assertion.
859 (sparc_emit_float_lib_cmp): Return RTL instead of calling
861 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
862 * config/sparc/sparc-protos.h (gen_compare_reg,
863 sparc_emit_float_lib_cmp): Adjust prototype.
864 (emit_scc_insn, emit_conditional_branch_insn): New.
865 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
866 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
867 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
868 iterators to the top.
869 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
870 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
871 snedi_special_trunc): Delete.
872 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
873 and snedi_special_trunc.
874 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
875 cbranchdi4, cbranch<F:mode>4): New.
876 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
877 here. Use gen_compare_reg instead of gen_compare_operator.
878 (conditional_trap): Replace with...
879 (ctrapsi4, ctrapdi4): ... this.
880 (stack_protect_test): Use cbranchcc4.
882 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
884 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
885 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
886 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
887 from operands[0] or operands[3] depending on is_set.
888 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
889 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
890 cmpdf, bCC), sCC: Remove.
891 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
892 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
894 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
895 spu_emit_branch_or_set.
897 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
899 * config/stormy16/stormy16.h (xstormy16_compare_op0,
900 xstormy16_compare_op1): Delete.
901 * config/stormy16/stormy16.c (xstormy16_compare_op0,
902 xstormy16_compare_op1): Delete.
903 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
905 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
906 (cmphi, cmpsi, bCC): Remove.
908 * config/v850/v850.md (tstsi, cmpsi): Fold into...
909 (*cmpsi): ... this one.
910 (cbranchsi4, cstoresi4): New.
911 (bCC expanders): Delete.
912 (sCC insns): Fold into...
913 (*setcc): ... this one.
914 (casesi): Do not use gen_cmpsi and gen_bgtu.
915 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
917 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
919 * config/vax/vax-protos.h (cond_name): New.
920 (vax_output_conditional_branch): Remove.
921 * config/vax/vax.c (cond_name): New.
922 (vax_output_conditional_branch): Remove.
923 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
924 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
925 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
926 (bit<VAXint>): Wrap source with (compare).
927 (b<code> and following unnamed pattern): Rename to *branch and
928 *branch_reversed. Change macroization to match_operator.
929 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
931 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
932 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
933 Change last argument to machine_mode.
934 (xtensa_expand_scc): Add machine_mode argument.
935 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
936 (gen_conditional_move, xtensa_expand_conditional_branch,
937 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
938 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
939 Adjust operand numbers.
940 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
942 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
943 (cmpsi, cmpsf, b<code>, s<code>): Delete.
944 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
946 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
948 * optabs.c (prepare_cmp_insn): Temporarily disable test that
949 causes spurious differences between trunk and cond-optab branch.
951 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
954 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
956 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
958 * tree.c (iterative_hash_pointer): Delete.
959 (iterative_hash_expr): Short-circuit handling of NULL pointer.
960 Hash UIDs and versions of SSA names. Don't special-case built-in
961 function declarations.
963 2009-05-11 Ian Lance Taylor <iant@google.com>
966 * graphite.c: Force -Wc++-compat to only be a warning before
967 #including "cloog/cloog.h".
969 2009-05-11 Martin Jambor <mjambor@suse.cz>
971 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
973 2009-05-11 Jan Hubicka <jh@suse.cz>
975 * tree-ssa-loop-ivcanon.c: Include target.h
976 (struct loop_size): new structure.
977 (constant_after_peeling): New predicate.
978 (tree_estimate_loop_size): New function.
979 (estimated_unrolled_size): Rewrite for new estimates.
980 (try_unroll_loop_completely): Use new estimates.
981 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
983 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
985 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
986 libcpp interface change.
987 (spu_macro_to_expand): Likewise.
989 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
991 PR tree-optimization/40026
992 * gimplify.c (gimplify_init_constructor): Change initial conditional
993 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
994 optimize_compound_literals_in_ctor.
996 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
998 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
1000 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
1002 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
1004 * tree-vect-data-refs.c (vect_analyze_group_access): Use
1005 HOST_WIDE_INT for gap.
1007 2009-05-11 Ira Rosen <irar@il.ibm.com>
1009 PR tree-optimization/40074
1010 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
1011 account in group size and step comparison.
1013 2009-05-11 Richard Guenther <rguenther@suse.de>
1015 * passes.c (init_optimization_passes): Strip now incorrect comment.
1016 (execute_function_todo): Do not set PROP_alias.
1017 * tree-pass.h (PROP_alias): Remove.
1018 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
1019 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
1020 * tree-nrv.c (pass_return_slot): Likewise.
1021 * tree-object-size.c (pass_object_sizes): Likewise.
1022 * tree-ssa-dom.c (pass_dominator): Likewise.
1023 (pass_phi_only_cprop): Likewise.
1024 * tree-ssa-dse.c (pass_dse): Likewise.
1025 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
1026 (pass_cselim): Likewise.
1027 * tree-ssa-pre.c (pass_pre): Likewise.
1028 (pass_fre): Likewise.
1029 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1030 * tree-ssa-sink.c (pass_sink_code): Likewise.
1031 * tree-stdarg.c (pass_stdarg): Likewise.
1032 * tree-tailcall.c (pass_tail_calls): Likewise.
1033 * tree-vrp.c (pass_vrp): Likewise.
1035 2009-05-10 Ian Lance Taylor <iant@google.com>
1037 * basic-block.h (enum profile_status): Break out of struct
1039 * cgraph.h (struct inline_summary): Break out of struct
1041 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
1042 of struct cgraph_order_sort.
1043 * combine.c (enum undo_kind): New enum, broken out of struct undo.
1044 * cse.c (struct branch_path): Break out of struct
1045 cse_basic_block_data.
1046 * except.h (enum eh_region_type): Break out of struct eh_region.
1047 * gcc.c (enum add_del): Break out of struct modify_target.
1048 * genrecog.c (enum decision_type): Break out of struct decision_test.
1049 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
1051 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
1052 * regmove.c (enum match_use): New enum, broken out of struct match.
1053 * sched-int.h (enum post_call_group): New enum, broken out of
1055 (struct deps_reg): Break out of struct deps.
1056 * target.h (struct asm_int_op): Break out of struct gcc_target.
1057 * tree-eh.c (struct goto_queue_node): Break out of struct
1059 * tree-inline.h (enum copy_body_cge_which): Break out of
1061 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
1063 * c-decl.c (in_struct, struct_types): New static variables.
1064 (pushtag): Add loc parameter. Change all callers.
1065 (lookup_tag): Add ploc parameter. Change all callers.
1066 (check_compound_literal_type): New function.
1067 (parser_xref_tag): Add loc parameter. Change all callers. If
1068 -Wc++-compat, warn about struct/union/enum types defined within a
1070 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
1071 and loc parameters. Change all callers. Change error calls to
1072 error_at, using loc. For a redefinition, if the location of the
1073 original definition is known, report it. Set in_struct and
1074 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
1075 (finish_struct): Add new parameters enclosing_in_struct and
1076 enclosing_struct_types. Change all callers. Set
1077 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
1078 in the struct. If in a struct, add this struct to struct_types.
1079 (start_enum): Add loc parameter. Change all callers. Use
1080 error_at for errors, using loc. For a redefinition, if the
1081 location of the original definition is known, report it. If in a
1082 struct, add this enum type to struct_types. If -Wc++-compat warn
1083 if in sizeof, typeof, or alignof.
1084 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
1085 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
1086 (c_parser_enum_specifier): Get enum location for start_enum.
1087 (c_parser_struct_or_union_specifier): Get struct location for
1088 start_struct. Save in_struct and struct_types status between
1089 start_struct and finish_struct.
1090 (c_parser_cast_expression): Get location of cast.
1091 (c_parser_alignof_expression): Get location of type.
1092 (c_parser_postfix_expression): Likewise.
1093 (c_parser_postfix_expression_after_paren_type): Add type_loc
1094 parameter. Change all callers. Call check_compound_literal_type.
1095 Use type_loc for error about variable size type.
1096 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
1097 of an enum constant from an enum type defined in a struct or union.
1098 (c_cast_expr): Add loc parameter. Change all callers. If
1099 -Wc++-compat, warn about defining a type in a cast.
1100 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
1101 (start_enum, start_struct, finish_struct): Update declarations.
1102 (parser_xref_tag, c_cast_expr): Update declarations.
1103 (check_compound_literal_type): Declare.
1105 2009-05-11 Ben Elliston <bje@au.ibm.com>
1107 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
1108 for recent libcpp interface change.
1109 (rs6000_macro_to_expand): Likewise.
1111 2009-05-10 Michael Matz <matz@suse.de>
1114 * config/arm/arm.c (require_pic_register): Emit on entry edge,
1115 not at entry of function.
1117 2009-05-10 Richard Guenther <rguenther@suse.de>
1119 PR tree-optimization/40081
1121 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1122 using the main variant of the element type. Do not fiddle with
1123 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1125 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
1126 structs with volatile fields.
1128 2009-05-10 Jan Hubicka <jh@suse.cz>
1130 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
1131 (estimate_move_cost): Assert that it does not get called for
1133 (estimate_num_insns): Skip VOID types in argument handling.
1134 (optimize_inline_calls): Delete unreachable blocks and verify that
1137 2009-05-10 Jan Hubicka <jh@suse.cz>
1139 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
1140 * cgraph.c (cgraph_mark_address_taken_node): New function.
1141 (dump_cgraph_node): Dump new flag.
1142 * cgraph.h (struct cgraph_node): Add address_taken.
1143 (cgraph_mark_address_taken_node): New function.
1144 * ipa.c (cgraph_postorder): Prioritize functions with address taken
1145 since new direct calls can be born.
1147 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1149 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
1152 2009-05-10 Jan Hubicka <jh@suse.cz>
1155 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
1157 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
1158 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
1159 * tree-inline.c (copy_bb): Set frequency correctly.
1160 (fold_marked_statements): Update call to
1161 cgraph_update_edges_for_call_stmt.
1163 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1165 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
1166 identifiers in diagnostics.
1167 * config/arm/arm.c (arm_handle_fndecl_attribute,
1168 arm_handle_isr_attribute): Likewise.
1169 * config/avr/avr.c (avr_handle_progmem_attribute,
1170 avr_handle_fndecl_attribute, avr_handle_fntype_attribute):
1172 * config/bfin/bfin.c (handle_int_attribute,
1173 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
1174 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
1175 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
1177 * config/darwin.c (darwin_handle_kext_attribute,
1178 darwin_handle_weak_import_attribute): Likewise.
1179 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
1180 h8300_handle_eightbit_data_attribute,
1181 h8300_handle_tiny_data_attribute): Likewise.
1182 * config/i386/i386.c (ix86_handle_cconv_attribute,
1183 ix86_handle_abi_attribute, ix86_handle_struct_attribute):
1185 * config/i386/winnt.c (ix86_handle_shared_attribute,
1186 ix86_handle_selectany_attribute): Likewise.
1187 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
1188 * config/m32c/m32c.c (function_vector_handler): Likewise.
1189 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
1190 m68hc11_handle_fntype_attribute): Likewise.
1191 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
1192 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
1193 * config/mips/mips.c (mips_insert_attributes,
1194 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
1195 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
1196 rs6000_handle_struct_attribute): Likewise.
1197 * config/sh/sh.c (sh_insert_attributes,
1198 sh_handle_resbank_handler_attribute,
1199 sh_handle_interrupt_handler_attribute,
1200 sh2a_handle_function_vector_handler_attribute,
1201 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1203 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
1204 * config/spu/spu.c (spu_handle_fndecl_attribute,
1205 spu_handle_vector_attribute): Likewise.
1206 * config/stormy16/stormy16.c
1207 (xstormy16_handle_interrupt_attribute): Likewise.
1208 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
1209 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
1211 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1213 * pretty-print.h (struct pretty_print_info): Add
1214 translate_identifiers.
1215 (pp_translate_identifiers): New.
1216 (pp_identifier): Only conditionally translate identifier to locale
1218 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
1219 (pp_base_tree_identifier): Only conditionally translate identifier
1220 to locale character set.
1221 * c-pretty-print.c (M_): Define.
1222 (pp_c_type_specifier, pp_c_primary_expression): Mark English
1223 fragments for conditional translation with M_.
1224 * tree-pretty-print.c (maybe_init_pretty_print): Disable
1225 identifier translation.
1227 2009-05-10 Richard Guenther <rguenther@suse.de>
1229 PR tree-optimization/40081
1230 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1231 using the main variant of the element type. Do not fiddle with
1232 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1234 2009-05-09 Jan Hubicka <jh@suse.cz>
1237 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
1238 indirect calls; verify cgraph afterwards.
1240 2009-05-09 Jan Hubicka <jh@suse.cz>
1243 * ipa.c (update_inlined_to_pointer): New function.
1244 (cgraph_remove_unreachable_nodes): Use it.
1246 2009-05-09 Jan Hubicka <jh@suse.cz>
1248 * tree-eh.c (struct leh_state): Remove prev_try.
1249 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
1251 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
1252 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
1253 remove_eh_handler_and_replace, foreach_reachable_handler,
1254 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
1255 * except.h (struct eh_region): Remove eh_region_u_cleanup.
1256 (gen_eh_region_cleanup): Update prototype.
1258 2009-05-09 Jan Hubicka <jh@suse.cz>
1261 * except.c (copy_eh_region): Always set prev_try.
1262 (redirect_eh_edge_to_label): Find outer try.
1263 (foreach_reachable_handler): When looking for prev try
1264 handle case where previous try is not going to be taken.
1266 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1268 PR tree-optimization/40049
1269 * tree-vect-stmts.c (vectorizable_operation): If the machine has
1270 only vector/vector shifts, convert the type of the constant to the
1271 appropriate type to avoid building incorrect trees, which
1272 eventually have problems with garbage collection.
1274 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1276 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
1277 -1 for complex floating-point types if honoring signed zeros.
1279 2009-05-08 Jan Hubicka <jh@suse.cz>
1281 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
1282 argument; handle correctly when profile is absent.
1283 (build_cgraph_edges): Update.
1284 (rebuild_cgraph_edges): Update.
1285 * cgraph.c: Do not include varray.h.
1286 (cgraph_set_call_stmt_including_clones): New function.
1287 (cgraph_create_edge_including_clones): Likewise
1288 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
1289 (cgraph_update_edges_for_call_stmt): Handle clones.
1290 (cgraph_remove_node): Handle clone tree.
1291 (cgraph_remove_node_and_inline_clones): New function.
1292 (dump_cgraph_node): Dump clone tree.
1293 (cgraph_clone_node): Handle clone tree.
1294 (clone_function_name): Bring here from tree-inline.c.
1295 (cgraph_create_virtual_clone): New function.
1296 * cgraph.h (ipa_replace_map): Move here from ipa.h.
1297 (cgraph_clone_info): New function.
1298 (strut cgraph_node): Add clone_info and new clone tree pointers.
1299 (cgraph_remove_node_and_inline_clones,
1300 cgraph_set_call_stmt_including_clones,
1301 cgraph_create_edge_including_clones,
1302 cgraph_create_virtual_clone): Declare.
1303 (cgraph_function_versioning): Use VEC argument.
1304 (compute_call_stmt_bb_frequency): Update prototype.
1305 (cgraph_materialize_all_clones): New function.
1306 * ipa-cp.c (ipcp_update_cloned_node): Remove.
1307 (ipcp_create_replace_map): Update to VECtors.
1308 (ipcp_update_callgraph): Use virtual clones.
1309 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
1310 (ipcp_update_profiling): Do not update local profiling.
1311 (ipcp_insert_stage): Use VECtors and virtual clones.
1312 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
1313 (clone_of_p): New function.
1314 (cgraph_preserve_function_body_p): Use clone tree.
1315 (cgraph_optimize): Materialize clones.
1316 (cgraph_function_versioning): Update for VECtors.
1317 (save_inline_function_body): Use clone tree.
1318 (cgraph_materialize_clone): New function.
1319 (cgraph_materialize_all_clones): Likewise.
1320 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
1321 * ipa.c: Include gimple.h.
1322 (cgraph_remove_unreachable_nodes): Use clone tree.
1323 * ipa-prop.c (ipa_note_param_call): Update call to
1324 compute_call_stmt_bb_frequencycall.
1325 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
1326 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
1327 (copy_bb): Handle updating of clone tree; add new edge when new call
1329 (expand_call_inline): Be strict about every call having edge.
1330 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
1331 (delete_unreachable_blocks_update_callgraph): New function.
1332 (tree_function_versioning): Use VECtors; always remove unreachable
1333 blocks and fold conditionals.
1334 * tree-inline.h: Do not include varray.h.
1335 (tree_function_versioning): Remove.
1336 * Makefile.in (GTFILES): Remove tree-inline.c
1337 * passes.c (do_per_function): Do only functions having body.
1338 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
1341 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
1342 Andrew Morrow <acm@google.com>
1345 * c-common.c (c_common_attribute_table): Permit deprecated
1346 attribute to take an optional argument.
1347 (handle_deprecated_attribute): If the optional argument to
1348 __attribute__((deprecated)) is not a string ignore the attribute
1351 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
1352 * c-typeck.c (build_component_ref): Likewise.
1353 (build_external_ref): Likewise.
1355 * toplev.c (warn_deprecated_use): Add an attribute argument.
1356 Emit the message associated with __attribute__((deprecated)).
1358 * toplev.h (warn_deprecated_use): Updated.
1360 * doc/extend.texi: Document new optional parameter to
1361 __attribute__((deprecated))
1363 2009-05-08 Michael Eager <eager@eagercon.com>
1365 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
1366 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
1368 2009-05-08 Richard Guenther <rguenther@suse.de>
1370 PR tree-optimization/40062
1371 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
1372 Avoid exponential behavior.
1374 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1376 PR rtl-optimization/33928
1378 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
1379 process_uses, build_single_def_use_links): New.
1380 (update_df): Update use_def_ref.
1381 (forward_propagate_into): Use get_def_for_use instead of use-def
1383 (fwprop_init): Call build_single_def_use_links and let it initialize
1385 (fwprop_done): Free use_def_ref.
1386 (fwprop_addr): Eliminate duplicate call to df_set_flags.
1387 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
1388 df_rd_simulate_one_insn): New.
1389 (df_rd_bb_local_compute_process_def): Update head comment.
1390 (df_chain_create_bb): Use the new RD simulation functions.
1391 * df.h (df_rd_simulate_artificial_defs_at_top,
1392 df_rd_simulate_one_insn): New.
1393 * opts.c (decode_options): Enable fwprop at -O1.
1394 * doc/invoke.texi (-fforward-propagate): Document this.
1396 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1399 * c-typeck.c (build_binary_op): Handle arithmetic between one real
1400 and one complex operand specially.
1401 * tree-complex.c (some_nonzerop): Do not identify a real value as
1402 zero if flag_signed_zeros.
1404 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1406 PR rtl-optimization/33928
1407 * loop-invariant.c (record_use): Fix && vs. || mishap.
1409 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1411 PR rtl-optimization/33928
1412 * loop-invariant.c (struct use): Add addr_use_p.
1413 (struct def): Add n_addr_uses.
1414 (struct invariant): Add cheap_address.
1415 (create_new_invariant): Set cheap_address.
1416 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
1417 (record_uses): Pass df_ref to record_use.
1418 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
1421 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
1423 * config/sh/sh.c: Do not include c-pragma.h.
1425 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1427 * config/spu/spu.c: Remove include of c-common.h.
1429 2009-05-07 Janis Johnson <janis187@us.ibm.com>
1432 * c-common.h (mark_valid_location_for_stdc_pragma,
1433 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
1434 clear_float_const_decimal64, float_const_decimal64_p): New.
1435 * c.opt (Wunsuffixed-float-constants): New.
1436 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
1437 unsuffixed float constant, handle new warning.
1438 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
1439 * c-decl.c (c_scope): New flag float_const_decimal64.
1440 (set_float_const_decimal64, clear_float_const_decimal64,
1441 float_const_decimal64_p): New.
1442 (push_scope): Set new flag.
1443 * c-parser.c (c_parser_translation_unit): Mark when it's valid
1444 to use STDC pragmas.
1445 (c_parser_external_declaration): Ditto.
1446 (c_parser_compound_statement_nostart): Ditto.
1447 * c-pragma.c (valid_location_for_stdc_pragma,
1448 mark_valid_location_for_stdc_pragma,
1449 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
1450 handle_pragma_float_const_decimal64): New.
1451 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
1452 * cp/semantics.c (valid_location_for_stdc_pragma_p,
1453 set_float_const_decimal64, clear_float_const_decimal64,
1454 float_const_decimal64_p): New dummy functions.
1455 * doc/extend.texi (Decimal Float): Remove statement that the
1456 pragma, and suffix for double constants, are not supported.
1457 * doc/invoke.texi (Warning Options): List new option.
1458 (-Wunsuffixed-float-constants): New.
1460 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
1462 * config/i386/i386.c: Do not include c-common.h.
1464 2009-05-07 Mark Heffernan <meheff@google.com>
1466 * doc/invoke.texi (Debugging Options): Document change of debugging
1468 * opts.c (decode_options): Make dump_base_name relative to
1469 aux_base_name directory.
1471 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
1473 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
1474 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
1476 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
1478 * Makefile.in (install-plugin): Simplify a bit.
1480 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
1482 * Makefile.in (OBJS-common): Add regcprop.o.
1484 * timevar.def (TV_CPROP_REGISTERS): New.
1485 * regrename.c (regrename_optimize): Return 0.
1486 (rest_of_handle_regrename): Delete.
1487 (pass_rename_registers): Point to regrename_optimize.
1488 (struct value_data_entry, struct value_data,
1489 kill_value_one_regno, kill_value_regno, kill_value,
1490 set_value_regno, init_value_data, kill_clobbered_value,
1491 kill_set_value, kill_autoinc_value, copy_value,
1492 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
1493 replace_oldest_value_reg, replace_oldest_value_addr,
1494 replace_oldest_value_mem, copyprop_hardreg_forward_1,
1495 debug_value_data, validate_value_data): Move...
1496 * regcprop.c: ... here.
1497 (rest_of_handle_cprop): Delete.
1498 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
1500 2009-05-07 Jakub Jelinek <jakub@redhat.com>
1503 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
1504 GEN_INT for 1 << bitnum.
1505 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
1508 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
1510 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
1511 Remove wrong description of "nand" operation.
1513 2009-05-06 Richard Guenther <rguenther@suse.de>
1514 Adam Nemet <anemet@caviumnetworks.com>
1516 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
1517 comment. Add that if LHS is not a gimple register, then RHS1 has
1518 to be a single object (GIMPLE_SINGLE_RHS).
1520 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
1522 * expr.c (get_def_for_expr): Move it up in the file.
1523 (store_field): When expanding a bit-field store, look at the
1524 defining gimple stmt for the masking conversion.
1526 2009-05-06 Janis Johnson <janis187@us.ibm.com>
1529 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
1530 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
1531 32-bit memcpy into long.
1533 2009-05-06 Jakub Jelinek <jakub@redhat.com>
1535 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
1536 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
1538 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
1539 instead of appending DW_OP_deref*.
1541 2009-05-06 Michael Matz <matz@suse.de>
1544 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
1545 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
1547 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
1549 * Makefile.in (install-plugin): Fix srcdir handling.
1551 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
1553 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
1554 when processing for not_regs_needed bitmap.
1555 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
1556 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
1557 handling it for rhs.
1559 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1561 * config/i386/i386.md (unnamed inc/dec peephole): Use
1562 optimize_insn_for_size_p instead of optimize_size.
1563 * config/i386/predicates.md (incdec_operand): Likewise.
1564 (aligned_operand): Likewise.
1565 * config/i386/sse.md (divv8sf3): Likewise.
1566 (sqrtv8sf2): Likewise.
1568 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1570 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
1572 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
1574 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1576 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
1577 ssemodesuffixf2c with avxmodesuffixf2c.
1579 2009-05-06 Joseph Myers <joseph@codesourcery.com>
1582 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
1584 2009-05-05 Jakub Jelinek <jakub@redhat.com>
1586 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
1587 (struct tree_base): Adjust spacing for 8 bit boundaries.
1588 (struct tree_decl_common): Add decl_by_reference_flag bit.
1589 (DECL_BY_REFERENCE): Adjust.
1590 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
1591 print DECL_BY_REFERENCE bit.
1592 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
1593 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
1594 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
1595 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
1599 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
1600 range of the type, but default label is missing, add it with one
1601 of the existing labels instead of adding a new label for it.
1603 2009-05-05 Joseph Myers <joseph@codesourcery.com>
1607 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
1609 * Makefile.in (enable_plugin, plugin_includedir): New.
1610 (install): Depend on install-plugin.
1611 (PLUGIN_HEADERS): New.
1612 (install-plugin): New.
1613 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
1615 2009-05-05 Richard Guenther <rguenther@suse.de>
1617 PR tree-optimization/40022
1618 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
1620 (phivn_valid_p): Fix tuplification error, simplify.
1621 (phiprop_insert_phi): Add dumps.
1622 (propagate_with_phi): Simplify.
1624 2009-05-05 Richard Guenther <rguenther@suse.de>
1627 * builtins.c (gimplify_va_arg_expr): Properly build the address.
1629 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
1631 * tree.h (strip_float_extensions): Remove duplicate declaration.
1632 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
1633 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
1634 block_ultimate_origin): Rearrange the declarations line to match the
1635 comment that indicates the .c file which the functions are defined.
1636 (dwarf2out_*, set_decl_rtl): Add comment.
1637 (get_base_address): Adjust comment.
1638 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
1639 declarations line and add comment.
1640 (is_builtin_name): Add blank after function name, for clarity.
1642 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1644 * attribs.c (decl_attributes): Use %qE for identifiers in
1646 * cgraphunit.c (verify_cgraph_node): Translate function names to
1647 locale character set in diagnostics.
1648 * coverage.c (get_coverage_counts): Use %qE for identifiers in
1650 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
1651 Document that functions are named in UTF-8.
1652 * expr.c (expand_expr_real_1): Translate function names to locale
1653 character set in diagnostics.
1654 * gimplify.c (omp_notice_variable, omp_is_private,
1655 gimplify_scan_omp_clauses): Use %qE for identifiers in
1657 * langhooks.c (lhd_print_error_function): Translate function names
1658 to locale character set.
1659 * langhooks.h (decl_printable_name): Document that return value is
1660 in internal character set.
1661 * stmt.c: Include pretty-print.h
1662 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
1664 (resolve_operand_name_1): Translate named operand name to locale
1666 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
1668 * toplev.c (announce_function): Translate function names to locale
1670 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
1671 (default_tree_printer): Use pp_identifier or translate identifiers
1672 to locale character set. Mark "<anonymous>" for translation.
1673 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
1674 for identifiers in diagnostics.
1675 * tree.c (handle_dll_attribute): Use %qE for identifiers in
1677 * varasm.c (output_constructor): Use %qE for identifiers in
1680 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
1682 * configure.ac: use ` ` instead of $()
1683 * configure: Regenerate.
1685 2009-05-05 Ben Elliston <bje@au.ibm.com>
1687 * config/pa/linux-atomic.c: Eliminate conditional include of
1688 errno.h on non-LP64 systems to simplify build requirements.
1690 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1692 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
1694 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
1695 and pass value to identifier_to_locale.
1696 (warn_variable_length_array): Make name a tree.
1697 (grokdeclarator): Separate diagnostic texts for named and unnamed
1698 declarators. Use %qE for named declarators.
1699 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
1701 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
1702 identifiers in diagnostics.
1703 * c-typeck.c (push_member_name, start_init): Pass identifiers to
1704 identifier_to_locale. Mark "anonymous" strings for translation.
1706 2009-05-04 Michael Eager <eager@eagercon.com>
1708 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
1709 address for DImode/DFmode only if double-precision FP regs.
1711 2009-05-04 Michael Eager <eager@eagercon.com>
1713 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
1714 TARGET_SINGLE_FLOAT check.
1716 2009-05-04 Michael Eager <eager@eagercon.com>
1718 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
1720 2009-05-04 Michael Eager <eager@eagercon.com>
1722 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
1723 * config/rs6000/t-xilinx: New
1725 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
1727 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
1728 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
1729 * gcc/explow.c (memory_address): Use target hook.
1730 * gcc/targhooks.c (default_legitimize_address): New.
1731 * gcc/targhooks.h (default_legitimize_address): New.
1732 * gcc/target.h (legitimize_address): New.
1733 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
1734 (TARGET_INITIALIZER): Include it.
1735 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
1737 * config/bfin/bfin-protos.h (legitimize_address): Remove.
1738 * config/bfin/bfin.c (legitimize_address): Remove.
1739 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
1740 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
1742 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
1743 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
1745 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
1746 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
1747 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
1748 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
1749 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
1750 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
1751 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
1752 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
1753 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
1754 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
1755 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
1756 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
1757 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
1758 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
1759 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
1760 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
1761 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
1762 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
1763 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
1764 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
1765 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
1766 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
1767 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
1769 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
1770 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
1771 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
1772 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
1773 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
1774 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
1775 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
1776 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
1777 (thumb_legitimize_address): Delete.
1778 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
1779 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
1780 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
1781 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
1782 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
1783 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
1785 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
1788 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
1789 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
1790 * config/m32r/m32r.c (m32r_legitimize_address): New.
1791 * config/m68k/m68k.c (m68k_legitimize_address): New.
1792 * config/score/score.c (score_legitimize_address): Standardize.
1793 * config/score/score3.c (score3_legitimize_address): Standardize.
1794 * config/score/score3.h (score3_legitimize_address): Adjust.
1795 * config/score/score7.c (score7_legitimize_address): Standardize.
1796 * config/score/score7.h (score7_legitimize_address): Adjust.
1797 * config/sh/sh.c (sh_legitimize_address): New.
1798 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
1800 * gcc/config/s390/s390.c (legitimize_address): Rename to...
1801 (s390_legitimize_address): ... this.
1802 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
1803 (sparc_legitimize_address): ... this.
1804 * gcc/config/i386/i386.c (legitimize_address): Rename to...
1805 (ix86_legitimize_address): ... this.
1806 * gcc/config/avr/avr.c (legitimize_address): Rename to...
1807 (avr_legitimize_address): ... this.
1808 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
1809 (mn10300_legitimize_address): ... this.
1810 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
1811 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
1812 (alpha_expand_mov): Adjust call.
1814 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
1815 * config/spu/spu.c (spu_legitimize_address): Likewise.
1816 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
1817 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
1819 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1821 * intl.c (locale_encoding, locale_utf8): New.
1822 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
1823 * intl.h (locale_encoding, locale_utf8): Declare.
1824 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
1825 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
1827 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
1829 (pp_tree_identifier): Define to call pp_base_tree_identifier.
1830 (pp_base_tree_identifier): Declare as function.
1831 (identifier_to_locale): Declare.
1832 * Makefile.in (pretty-print.o): Update dependencies.
1833 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
1835 2009-05-04 Richard Guenther <rguenther@suse.de>
1838 * builtins.c (fold_builtin_memory_op): Do not decay to element
1839 type if the size matches the whole array.
1841 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
1843 * expmed.c (synth_mult): When trying out a shift, pass the result
1846 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
1848 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
1849 (shiftsub1_cost): New.
1850 (init_expmed): Compute shiftsub1_cost.
1851 (synth_mult): Optimize multiplications by constants of the form
1852 -(2^^m-1) for some constant positive integer m.
1854 2009-05-03 Richard Guenther <rguenther@suse.de>
1857 * c-typeck.c (array_to_pointer_conversion): Do not built
1858 ADDR_EXPRs of arrays of pointer-to-element type.
1859 * c-gimplify.c (c_gimplify_expr): Revert change fixing
1860 up wrong ADDR_EXPRs after-the-fact.
1861 * c-common.c (strict_aliasing_warning): Strip pointer
1862 conversions for obtaining the original type.
1863 * builtins.c (fold_builtin_memset): Handle array types.
1864 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
1867 2009-05-03 Richard Guenther <rguenther@suse.de>
1870 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
1871 Do not lose casts from array types with unknown extent to array
1872 types with known extent.
1873 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
1874 alias set compatibility.
1876 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
1878 * flags.h (extra_warnings): Delete.
1879 * toplev.c (process_options): Handle Wuninitialized here.
1880 * opts.c (extra_warnings): Delete.
1881 (set_Wextra): Delete.
1882 (common_handle_option): -Wextra can be handled automatically.
1883 * c-opts.c (c_common_handle_option): Delete obsolete code.
1884 (c_common_post_options): Simplify comment.
1885 * common.opt (W): Add Var.
1887 (Wuninitialized): Initialize to -1.
1889 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
1890 Richard Guenther <rguenther@suse.de>
1892 * expr.c (get_def_for_expr): New function.
1893 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
1894 SSA rather than trees.
1895 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
1896 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
1898 2009-05-03 Joseph Myers <joseph@codesourcery.com>
1900 * c-common.c (reswords): Add _Imaginary.
1901 * c-common.c (enum rid): Add RID_IMAGINARY.
1903 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
1905 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
1906 Patch by Richard Guenther.
1908 2009-05-03 Anatoly Sokolov <aesok@post.ru>
1910 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
1911 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1912 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
1913 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
1914 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
1915 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
1916 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
1917 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
1918 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
1919 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
1920 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
1921 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
1922 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
1923 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
1924 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
1925 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
1926 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
1927 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
1929 2009-05-02 Richard Guenther <rguenther@suse.de>
1931 PR tree-optimization/39940
1932 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
1935 2009-05-02 Richard Guenther <rguenther@suse.de>
1938 * tree-ssa.c (execute_update_addresses_taken): Properly check
1939 if we can mark a variable DECL_GIMPLE_REG_P.
1940 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
1941 back to the end of the function.
1942 (is_gimple_reg_type): Remove complex type special casing.
1943 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
1946 2009-05-02 Ben Elliston <bje@au.ibm.com>
1948 * doc/collect2.texi (Collect2): Document search path behaviour
1949 when configured with --with-ld.
1951 2009-05-02 Jan Hubicka <jh@suse.cz>
1953 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
1954 parameter; update callers.
1955 (coalesce_cost_edge): EH edges are costier because they needs
1956 splitting even if not critical and even more costier when there are
1957 multiple EH predecestors.
1959 2009-05-02 Jan Hubicka <jh@suse.cz>
1961 * except.c (remove_eh_handler_and_replace): Handle updating after
1962 removing TRY blocks.
1964 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
1966 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
1968 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
1970 * varasm.c: Do not include c-pragma.h.
1971 * attribs.c: Do not incude c-common.h.
1973 2009-05-01 Michael Matz <matz@suse.de>
1975 * calls.c (initialize_argument_information): Handle SSA names like
1976 decls with a non MEM_P DECL_RTL.
1978 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
1980 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
1981 * ipa-utils.c: Likewise.
1982 * ipa-type-escape.c: Likewise.
1983 * cgraphunit.c Do not include c-common.h.
1984 * ipa-pure-const.c: Likewise.
1985 * tree-if-conv.c: Likewise.
1986 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
1987 * ipa-struct-reorg.c: Likewise.
1988 * tree-nomudflap.c: Likewise.
1989 * tree-ssa-structalias.c: Likewise.
1991 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
1993 * store-motion.c: Many cleanups to make this pass a first-class
1994 citizen instead of an appendix to gcse load motion. Add TODO list
1995 to make this pass faster/cleaner/better.
1997 (struct ls_expr): Post gcse.c-split cleanups.
1998 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
1999 "stores" field to "avail_stores".
2000 (pre_ldst_mems): Rename to store_motion_mems.
2001 (pre_ldst_table): Rename to store_motion_mems_table.
2002 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
2003 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
2004 (ldst_entry): Rename to st_expr_entry, update users.
2005 (free_ldst_entry): Rename to free_st_expr_entry, update users.
2006 (free_ldst_mems): Rename to free_store_motion_mems, update users.
2007 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
2009 (first_ls_expr): Rename to first_st_expr, update users.
2010 (next_ls_expr): Rename to next_st_expr, update users.
2011 (print_ldst_list): Rename to print_store_motion_mems. Print names of
2012 fields properly for store motion instead of names inherited from load
2014 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
2015 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
2018 (ae_kill): Rename to st_kill, update users.
2019 (ae_gen): Rename to st_avloc, update users.
2020 (transp): Rename to st_transp, update users.
2021 (pre_insert_map): Rename to st_insert_map, update users.
2022 (pre_delete_map): Rename to st_delete_map, update users.
2023 (insert_store, build_store_vectors, free_store_memory,
2024 one_store_motion_pass): Update for abovementioned changes.
2026 (gcse_subst_count, gcse_create_count): Remove.
2027 (one_store_motion_pass): New statistics counters "n_stores_deleted"
2028 and "n_stores_created", local variables.
2030 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
2033 (regvec, compute_store_table_current_insn): Remove.
2034 (reg_set_info, reg_clear_last_set): Remove.
2035 (compute_store_table): Use DF caches instead of local dataflow
2038 2009-05-01 Joseph Myers <joseph@codesourcery.com>
2040 * c-objc-common.c (c_tree_printer): Print identifiers with
2041 pp_identifier, not pp_string. Mark "({anonymous})" for
2043 * c-pretty-print.c (pp_c_ws_string): New.
2044 (pp_c_cv_qualifier, pp_c_type_specifier,
2045 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
2046 pp_c_storage_class_specifier, pp_c_function_specifier,
2047 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
2048 pp_c_primary_expression, pp_c_postfix_expression,
2049 pp_c_unary_expression, pp_c_shift_expression,
2050 pp_c_relational_expression, pp_c_equality_expression,
2051 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
2052 use pp_string and pp_c_ws_string in place of pp_identifier and
2053 pp_c_identifier for non-identifiers. Mark English strings for
2055 * c-pretty-print.h (pp_c_ws_string): Declare.
2057 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
2058 Roland McGrath <roland@redhat.com>
2060 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
2061 (ENABLE_LD_BUILDID): New configuration option.
2062 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
2063 (LINK_BUILDID_SPEC): New macro.
2064 (init_spec): If defined, prepend it between LINK_EH_SPEC and
2066 * doc/install.texi: Document --enable-linker-build-id option.
2067 * configure: Rebuild.
2068 * config.in: Rebuild.
2070 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
2072 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
2073 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
2074 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
2075 MIPS_GP_SAVE_AREA_SIZE.
2076 * config/mips/mips.c (struct mips_frame_info): Update comment
2077 before arg_pointer_offset and hard_frame_pointer_offset.
2078 (mips_compute_frame_info): Update diagram before function: to
2079 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
2080 indicate the position of frame_pointer_rtx with -fstack-protector and
2081 to show args_size. Don't allocate cprestore area for leaf functions
2082 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
2084 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
2086 2009-04-30 Michael Matz <matz@suse.de>
2088 PR tree-optimization/39955
2089 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
2091 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
2093 * ira.c (setup_cover_and_important_classes): Use safe macro
2094 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
2096 * genpreds.c (write_tm_preds_h): Output suitable definition of
2097 REG_CLASS_FOR_CONSTRAINT.
2099 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
2101 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
2103 * bitmap.c (bitmap_descriptor): Likewise.
2104 * ggc-common.c (loc_descriptor): Likewise.
2105 * varray.c (varray_descriptor): Likewise.
2106 * vec.c (vec_descriptor): Likewise.
2108 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
2110 * Makefile.in (dce.o): Add $(EXCEPT_H).
2111 * dce.c: Include except.h and delete redundant vector definitions.
2112 (deletable_insn_p): Return false for non-call insns that can throw
2115 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
2117 * gcse.c (ae_gen): Remove.
2118 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
2119 and make non-static function to make it available in store-motion.c.
2120 Update call sites with search-and-replace.
2121 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
2122 extract_mentioned_regs, extract_mentioned_regs_helper,
2123 find_moveable_store, compute_store_table, load_kills_store, find_loads,
2124 store_killed_in_insn, store_killed_after, store_killed_before,
2125 build_store_vectors, insert_insn_start_basic_block, insert-store,
2126 remove_reachable_equiv_notes, replace_store_insn, delete_store,
2127 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
2128 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
2129 * store-motion.c: ...new file. Also copy data structures from gcse.c
2130 and clean up to remove parts not used by store motion.
2131 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
2132 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
2134 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2137 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
2138 when optimizing for size.
2140 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
2142 * gcse.c (gcse_constant_p): Fix typo in last change.
2144 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
2146 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
2148 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
2150 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
2152 2009-04-29 James E. Wilson <wilson@codesourcery.com>
2154 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
2155 CONST_HIGH_PART result.
2157 2009-04-29 Anatoly Sokolov <aesok@post.ru>
2159 * config/avr/avr.c (initial_elimination_offset): Rename to
2160 avr_initial_elimination_offset.
2161 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
2162 change return type to bool.
2163 (avr_can_eliminate): New function.
2164 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
2165 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
2166 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
2167 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
2168 avr_initial_elimination_offset.
2169 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
2170 (avr_initial_elimination_offset): Define.
2172 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
2173 Steven Bosscher <steven@gcc.gnu.org>
2175 PR rtl-optimization/39938
2176 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
2177 * cfgrtl.c: Include insn-attr.h.
2178 (rest_of_pass_free_cfg): New function.
2179 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
2180 * resource.c (init_resource_info): Remove call to df_analyze.
2182 2009-04-29 Richard Guenther <rguenther@suse.de>
2185 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
2186 allow conversion to signed integers.
2188 2009-04-29 Richard Guenther <rguenther@suse.de>
2190 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
2191 shifts of floating point vectors if the shift amount is
2192 a constant multiple of the element size.
2194 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
2195 Michael Matz <matz@suse.de>
2199 * tree-outof-ssa.c (emit_partition_copy): New function.
2200 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2201 insert_part_to_rtx_on_edge): Perform the partition base var
2202 copy using emit_partition_copy.
2203 (insert_value_copy_on_edge): Convert constants to the right mode.
2204 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
2205 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
2207 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2209 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
2210 scan backwards to try to find a constant to initialize it.
2212 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
2213 insn before the loop_end instruction, don't look past labels.
2215 2009-04-29 Richard Guenther <rguenther@suse.de>
2218 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2219 loose type conversions.
2220 (forward_propagate_addr_expr): Fix tuplification bug. Remove
2221 stmts only if there are no uses of its definition.
2223 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2225 * config/bfin/bfin.h (splitting_loops): Declare.
2226 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
2227 Reorder bit definitions to be ascending.
2228 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
2229 * config/bfin/bfin.c (splitting_loops): New variable.
2230 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
2231 (struct loop_info): Remove members INIT and LOOP_INIT.
2232 (bfin_optimize_loop): Don't set them. Reorder the code that generates
2233 the LSETUP sequence. Allow LC to be loaded from any register, but
2234 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
2235 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
2237 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
2238 of reload_completed.
2241 * config/bfin/bfin.md (movsi_insn): Refine constraints.
2243 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
2245 * Makefile.in (PLUGIN_VERSION_H): New.
2246 (OBJS-common): Remove plugin-version.o.
2247 (plugin.o): Depend on (PLUGIN_VERSION_H).
2248 (plugin-version.o): Remove.
2249 * configure: Regenerate
2250 * configure.ac: Create plugin-version.h.
2251 * gcc-plugin.h (plugin_gcc_version): Remove.
2252 (plugin_default_version_check): Change signature.
2253 * plugin-version.c: Remove.
2254 * plugin.c: Include plugin-version.h.
2255 (str_plugin_gcc_version_name): Remove.
2256 (try_init_one_plugin): Pass gcc version to plugin_init.
2257 (plugin_default_version_check): Both gcc and plugin versions are now
2260 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2262 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
2263 problematic last insns. Test for TYPE_CALL rather than CALL_P.
2264 Remove special case testing for last insn of inner loops. Don't fail
2265 if the loop ends with a jump, emit an extra nop instead.
2267 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
2268 DREGS rather than comparing directly. Remove code that tries to
2269 account for latencies.
2271 2009-04-29 Richard Guenther <rguenther@suse.de>
2273 PR tree-optimization/39941
2274 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
2275 eliminating an indirect call.
2277 2009-04-29 Richard Guenther <rguenther@suse.de>
2279 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
2280 parameter. Allow invariants as base if !require_lvalue.
2281 (verify_gimple_assign_single): Adjust.
2283 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2285 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
2286 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
2287 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
2288 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
2289 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
2291 * config/bfin/bfin.c (bfin_expand_builtin,
2292 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
2294 2009-04-28 Richard Guenther <rguenther@suse.de>
2296 * tree-vect-loop.c (get_initial_def_for_induction): Use
2297 correct types for pointer increment.
2299 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2301 * toplev.c (print_version): Update GMP version string calculation.
2303 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
2305 PR rtl-optimization/39938
2306 * resource.c (init_resource_info): Add call to df_analyze.
2308 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2310 * config/alpha/alpha.md (usegp): Cast the result of
2311 alpha_find_lo_sum_using_gp to enum attr_usegp.
2312 * config/alpha/alpha.c (override_options): Remove end-of-structure
2313 marker element from cpu_table. Use array size of cpu_table to handle
2314 -mcpu and -mtune options.
2315 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
2317 2009-04-28 Joseph Myers <joseph@codesourcery.com>
2319 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
2320 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
2321 tune_32 and tune_64.
2322 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2324 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
2325 * config/rs6000/option-defaults.h: ... here. New file.
2326 (OPT_64, OPT_32): Define.
2327 (MASK_64BIT): Define to 0 if not already defined.
2328 (OPT_ARCH64, OPT_ARCH32): Define.
2329 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
2332 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2334 * config/arm/arm.c (arm_override_options): Emit error on using
2337 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2339 PR rtl-optimization/39914
2340 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
2341 registers for allocnos created from user-defined variables only
2342 when not optimizing.
2344 2009-04-28 Richard Guenther <rguenther@suse.de>
2347 * fold-const.c (fold_binary): Use distribute_real_division only
2350 2009-04-28 Steve Ellcey <sje@cup.hp.com>
2352 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
2353 add hpux-stdint.h to tm_file.
2354 (hppa[12]*-*-hpux11*): Ditto.
2355 (ia64*-*-hpux*): Ditto.
2356 * config/hpux-stdint.h: New.
2357 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
2358 __STDC_EXT__ for all compiles.
2359 * config/pa/pa-hpux.h: Ditto.
2360 * config/pa/pa-hpux10.h: Ditto.
2361 * config/pa/pa-hpux11.h: Ditto.
2363 2009-04-28 Catherine Moore <clm@codesourcery.com>
2365 * debug.h (set_name): Add comment.
2367 2009-04-28 Andrew Pinski <pinskia@gmail.com>
2370 * config/darwin.c (machopic_gen_offset): Check
2371 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
2372 * config/arm/arm.c (require_pic_register): Likewise.
2374 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
2376 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
2377 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
2378 m32c_promote_prototypes): Delete.
2380 2009-04-28 Michael Matz <matz@suse.de>
2383 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
2386 2009-04-28 Richard Guenther <rguenther@suse.de>
2388 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
2390 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2392 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
2393 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
2394 * config/arm/arm-tune.md: Regenerate.
2396 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
2398 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
2399 block if there are complex incoming edges.
2400 (sel_merge_blocks): Remove useless assert.
2401 (sel_redirect_edge_and_branch): Check that edge was redirected.
2402 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
2403 (sel_find_rgns): Delete declaration.
2404 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
2405 the region when it is not a preheader.
2407 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2410 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
2412 2009-04-28 Richard Guenther <rguenther@suse.de>
2414 * tree.h (SSA_NAME_VALUE): Remove.
2415 (struct tree_ssa_name): Remove value_handle member.
2416 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
2417 array for jump threading.
2418 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
2420 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
2421 * tree-flow.h (threadedge_initialize_values): Declare.
2422 (threadedge_finalize_values): Likewise.
2423 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
2424 (SSA_NAME_VALUE): Define.
2425 (threadedge_initialize_values): New function.
2426 (threadedge_finalize_values): Likewise.
2427 * tree-ssa-dom.c (ssa_name_values): New global variable.
2428 (SSA_NAME_VALUE): Define.
2429 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
2431 2009-04-28 Ira Rosen <irar@il.ibm.com>
2433 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
2434 Use REPORT_VECTORIZED_LOCATIONS instead
2435 REPORT_VECTORIZED_LOOPS.
2436 * tree-vectorizer.c (vect_verbosity_level): Make static.
2437 (vect_loop_location): Rename to vect_location.
2438 (vect_set_verbosity_level): Update comment.
2439 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
2441 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
2442 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
2443 instead REPORT_UNVECTORIZED_LOOPS.
2444 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
2445 and vect_loop_def to vect_external_def and vect_internal_def.
2446 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
2447 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
2448 REPORT_UNVECTORIZED_LOCATIONS.
2449 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
2450 and vect_used_in_loop and to vect_unused_in_scope and
2452 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
2453 (vect_verbosity_level): Remove declaration.
2454 (vect_analyze_operations): Likewise.
2455 (vect_analyze_stmt): Declare.
2456 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
2457 REPORT_UNVECTORIZED_LOCATIONS.
2458 (vect_get_loop_niters): Fix indentation.
2459 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
2460 (vect_analyze_loop_operations): New function.
2461 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
2462 vect_analyze_operations.
2463 (vect_is_simple_reduction): Use new names.
2464 (vectorizable_live_operation, vect_transform_loop): Likewise.
2465 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
2466 to specify whether the data references can be a part of interleaving
2468 (vect_analyze_data_ref_dependence): Use new names.
2469 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
2470 (vect_create_addr_base_for_vector_ref): Remove redundant code.
2471 * tree-vect-patterns.c (widened_name_p): Use new names.
2472 (vect_recog_dot_prod_pattern): Likewise.
2473 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
2474 (process_use, vect_mark_stmts_to_be_vectorized,
2475 vect_model_simple_cost, vect_model_store_cost,
2476 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
2477 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2478 vectorizable_operation, vectorizable_type_demotion,
2479 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
2480 vectorizable_condition): Likewise.
2481 (vect_analyze_operations): Split into vect_analyze_loop_operations
2483 (vect_analyze_stmt): ... new function.
2484 (new_stmt_vec_info): Use new names.
2485 (vect_is_simple_use): Use new names and fix comment.
2486 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
2487 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
2489 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2492 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
2493 and integer modes for x87 operands. Do not ICE for unsupported size,
2494 generate error instead. Generate error for unsupported operand types.
2495 ['z']: Do not handle HImode memory operands specially. Warning
2496 for floating-point operands. Fallthru to 'Z' for unsupported operand
2497 types. Do not ICE for unsupported size, generate error instead.
2498 (output_387_binary_op): Use %Z to output operands.
2499 (output_fp_compare): Ditto.
2500 (output_387_reg_move): Ditto.
2502 2009-04-28 Ben Elliston <bje@au.ibm.com>
2507 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2509 * builtins.c (c_strlen): Do not warn here.
2510 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
2511 * c-common.c (pointer_int_sum): Take an explicit location.
2512 Warn about offsets out of bounds.
2513 * c-common.h (pointer_int_sum): Adjust declaration.
2515 2009-04-27 Ian Lance Taylor <iant@google.com>
2517 * collect2.c (is_ctor_dtor): Change type of ret field in struct
2519 * dce.c (run_fast_df_dce): Change type of old_flags to int.
2520 * df-core.c (df_set_flags): Change return type to int. Change
2521 type of old_flags to int.
2522 (df_clear_flags): Likewise.
2523 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
2524 (df_get_conditional_uses): Likewise.
2525 * df.h (df_set_flags, df_clear_flags): Update declarations.
2526 * dwarf2out.c (struct indirect_string_node): Change type of form
2527 field to enum dwarf_form.
2528 (AT_string_form): Change return type to enum dwarf_form.
2529 * fixed-value.c (fixed_compare): Add cast to enum type.
2530 * fwprop.c (update_df): Change 0 to VOIDmode.
2531 * gensupport.c: Change 0 to UNKNOWN.
2532 * gimple.h (gimple_cond_code): Add cast to enum type.
2533 * haifa-sched.c (reemit_notes): Add cast to enum type.
2534 * hooks.c (hook_int_void_no_regs): Remove function.
2535 * hooks.h (hook_int_void_no_regs): Remove declaration.
2536 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
2537 * predict.c (combine_predictions_for_insn): Add casts to enum type.
2538 * real.c (real_arithmetic): Add cast to enum type.
2539 (real_compare): Likewise.
2540 * target.h (struct gcc_target): Change return type of
2541 branch_target_register_class to enum reg_class.
2542 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
2543 default_branch_target_register_class.
2544 * targhooks.c (default_branch_target_register_class): New function.
2545 * targhooks.h (default_branch_target_register_class): Declare.
2546 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
2547 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
2549 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
2551 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
2552 vect_uninitialized_def. Change 0 to ERROR_MARK.
2553 * tree-vect-stmts.c (supportable_widening_operation): Don't
2554 initialize icode1 and icode2.
2555 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
2556 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
2558 (cmn_err_flag_specs): Change 0 to STD_C89.
2559 (cmn_err_char_table): Likewise.
2560 * config/arm/arm.c (get_arm_condition_code): Change type of code
2561 to enum arm_cond_code.
2562 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
2563 (IWMMXT_BUILTIN2): Likewise.
2564 (neon_builtin_type_bits): Don't define typedef.
2565 (neon_builtin_datum): Change type of bits field to int.
2566 (arm_expand_neon_args): Add cast to enum type.
2567 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
2569 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
2571 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
2573 * config/mips/mips.md (jal_macro): Return enum constant.
2574 (single_insn): Likewise.
2575 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
2577 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2579 * config/s390/s390.c (s390_tune_flags): Change type to int.
2580 (s390_arch_flags): Likewise.
2581 (s390_handle_arch_option): Change flags field of struct pta to int.
2582 * config/s390/s390.h (s390_tune_flags): Update declaration.
2583 (s390_arch_flags): Likewise.
2584 * config/sh/sh.c (prepare_move_operands): Compare
2585 tls_symbolic_operand result with enum constant.
2586 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
2587 (sh_expand_prologue): Add cast to enum type.
2588 (sh_expand_epilogue): Likewise.
2589 (tls_symbolic_operand): Change return type to enum tls_model.
2590 (fpscr_set_from_mem): Add cast to enum type.
2591 (legitimize_pic_address): Compare tls_symbolic_operand result with
2593 (sh_target_reg_class): Change return type to enum reg_class.
2594 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
2596 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
2597 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
2598 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
2599 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
2600 (delayed_branch, tls_call_delay): Likewise.
2601 (eligible_for_sibcall_delay): Likewise.
2602 (eligible_for_return_delay): Likewise.
2603 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
2604 (spu_expand_builtin_1): Likewise.
2606 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
2607 for all types of conversions.
2608 (output_init_element): Issue -Wc++-compat warning if needed when
2609 initializing a bitfield with enum type.
2610 * c-parser.c (c_parser_expression): Set original_type to
2611 original_type of right hand operand of comman operator.
2613 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2615 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
2617 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
2618 * doc/cpp.texi (Standard Predefined Macros)
2619 (Implementation-defined behavior): Likewise.
2620 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
2621 * doc/gimple.texi (GIMPLE Exception Handling)
2622 (@code{GIMPLE_ASSIGN}): Likewise.
2623 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
2624 * doc/invoke.texi (Warning Options, Optimize Options)
2625 (AVR Options, Darwin Options): Likewise.
2626 (Optimize Options): Reformulate -fwhole-program description.
2627 * doc/loop.texi (Lambda): Likewise.
2628 * doc/md.texi (Output Template, Define Constraints)
2629 (Standard Names, Insn Splitting): Likewise.
2630 * doc/options.texi (Option properties): Likewise.
2631 * doc/passes.texi (Tree-SSA passes): Likewise.
2632 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
2633 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
2634 (File Names and DBX): Likewise.
2635 * doc/trouble.texi (Incompatibilities): Likewise.
2637 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2639 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
2640 instruction is correct.
2642 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2644 Allow non-constant arguments to conversion intrinsics.
2645 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
2646 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
2647 * spu.c (print_operand): Handle 'v' and 'w'.
2648 (exp2_immediate_p, spu_gen_exp2): Define.
2649 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
2650 spu_convtf_1): Update parameter descriptions.
2651 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
2652 * constraints.md ('v', 'w'): New.
2653 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
2655 (i2f, I2F): New define_mode_attr.
2656 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
2657 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
2658 fixuns_truncv4sfv4si2): Update to use mode attribute.
2659 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
2660 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
2661 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
2662 patterns for combine.
2664 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
2666 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
2667 (cprop, hoist, pre, store_motion): New debug counters.
2668 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
2669 is not an RTL pass anymore.
2670 (pass_profiling): Remove extern decl for pass removed in 2005.
2671 (pass_gcse, pass_jump_bypass): Remove.
2672 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
2673 to 0 for clean state.
2674 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
2675 * cse.c (gate_handle_cse_after_global_opts,
2676 rest_of_handle_cse_after_global_opts): New functions.
2677 (pass_cse_after_global_opts): New pass, does local CSE.
2678 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
2679 (TV_CPROP): New timevar.
2680 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
2681 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
2682 (gcse_main, recompute_all_luids): Remove.
2683 (compute_hash_table_work): Call max_reg_num instead of reading
2685 (cprop_jump): Don't set run_jump_opt_after_gcse.
2686 (constprop_register): Always allow to alter jumps.
2687 (cprop_insn): Likewise.
2688 (do_local_cprop): Likewise.
2689 (local_cprop_pass): Likewise. Return non-zero if something changed.
2690 (cprop): Remove function, fold interesting bits into one_cprop_pass.
2691 (find_implicit_sets): Add note about missed optimization opportunity.
2692 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
2693 pass_rtl_cprop execute function.
2694 Don't bother tracking the pass number, each pass gets its own dumpfile
2696 Always allow to alter jumpsand bypass jumps.
2697 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
2698 will just find no suitable set.
2699 (pre_edge_insert): Fix dumping, this function is for PRE only.
2700 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
2701 pass_rtl_pre execute function.
2702 (hoist_code): Return non-zero if something changed. Keep track of
2703 substitutions and insertions for statistics gathering similar to PRE.
2704 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
2705 called from the pass_rtl_hoist execute function. Show pass statistics.
2706 (compute_store_table): Use max_reg_num directly instead of using the
2707 formerly global max_gcse_regno.
2708 (build_store_vectors): Likewise.
2709 (replace_store_insn): Fix dumping.
2710 (store_motion): Rename to ...
2711 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
2712 pass, called from the pass_rtl_store_motion execute function. Keep
2713 track of substitutions and insertions for statistics gathering similar
2715 (bypass_jumps): Remove, fold interesting bits into ...
2716 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
2717 from the pass_rtl_cprop execute function.
2718 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
2719 pass_jump_bypass): Remove.
2720 (gate_handle_gcse, rest_of_handle_gcse): Remove.
2721 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
2722 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
2723 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
2724 (gate_rtl_store_motion, execute_rtl_store_motion,
2725 pass_rtl_store_motion): New.
2726 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
2727 make it clear that -fcse-skip-blocks is a no-op for backward compat.
2728 * passes.c (init_optimization_passes): Remove pass_gcse and
2729 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
2730 and cse_after_global_opts in place of pass_gcse. Schedule cprop
2731 instead of pass_jump_bypass.
2733 2009-04-27 Richard Guenther <rguenther@suse.de>
2736 * gimplify.c (gimplify_expr): If we are required to create
2737 a temporary make sure it ends up as register.
2739 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
2742 * config/i386/i386.c (construct_container): Don't call
2743 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
2744 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
2746 2009-04-27 Michael Matz <matz@suse.de>
2748 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
2749 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
2750 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
2751 (dump_replaceable_exprs): Take a bitmap.
2752 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
2754 (expand_gimple_basic_block): Likewise.
2755 * tree-ssa-ter.c (struct temp_expr_table_d): Make
2756 replaceable_expressions member a bitmap.
2757 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
2758 (mark_replaceable): Likewise.
2759 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
2760 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
2762 2009-04-27 Richard Guenther <rguenther@suse.de>
2764 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
2765 (verify_stmts): Dispatch to gimple/type verification code.
2766 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
2767 issue with call argument types.
2769 2009-04-27 Michael Matz <matz@suse.de>
2771 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
2772 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
2775 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
2776 Eric Botcazou <ebotcazou@adacore.com>
2778 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
2779 a label's basic block.
2780 (mark_target_live_regs): Tidy and rework obsolete comments.
2781 Change back DF problem to LIVE. If a label starts a basic block,
2782 assume that all registers that used to be live then still are.
2783 (init_resource_info): If a label starts a basic block, set its
2784 BLOCK_FOR_INSN accordingly.
2785 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
2787 2009-04-27 Richard Guenther <rguenther@suse.de>
2789 * tree-flow-inline.h (function_ann): Remove.
2790 (get_function_ann): Likewise.
2791 * tree-dfa.c (create_function_ann): Remove.
2792 * tree-flow.h (struct static_var_ann_d): Remove.
2793 (struct function_ann_d): Likewise.
2794 (union tree_ann_d): Remove fdecl member.
2795 (function_ann_t): Remove.
2796 (function_ann, get_function_ann, create_function_ann): Remove
2799 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
2801 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
2803 2009-04-27 Jan Hubicka <jh@suse.cz>
2805 * ipa-pure-const.c (struct funct_state_d): New fields
2806 state_previously_known, looping_previously_known; remove
2807 state_set_in_source.
2808 (analyze_function): Use new fields.
2809 (propagate): Avoid assumption that state_set_in_source imply
2812 * tree-ssa-loop-niter.c (finite_loop_p): New function.
2813 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
2814 * cfgloop.h (finite_loop_p): Declare.
2816 2009-04-26 Michael Matz <matz@suse.de>
2818 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
2820 2009-04-26 Michael Matz <matz@suse.de>
2822 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
2823 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
2824 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
2825 pass_mark_used_blocks): Remove.
2826 * tree-optimize.c (pass_free_datastructures,
2827 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
2828 * passes.c (init_optimization_passes): Don't call
2829 pass_mark_used_blocks, remove dead code.
2831 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
2833 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
2834 * tree-ssa-live.h (register_ssa_partition): Likewise.
2836 2009-04-26 Michael Matz <matz@suse.de>
2839 * builtins.c (fold_builtin_next_arg): Handle SSA names.
2840 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
2841 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
2843 (compare_pairs): Swap cost comparison.
2844 (coalesce_ssa_name): Don't use change_partition_var.
2845 * tree-nrv.c (struct nrv_data): Add modified member.
2846 (finalize_nrv_r): Set it.
2847 (tree_nrv): Use it to update statements.
2848 (pass_nrv): Require PROP_ssa.
2849 * tree-mudflap.c (mf_decl_cache_locals,
2850 mf_build_check_statement_for): Use make_rename_temp.
2851 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
2852 * alias.c (find_base_decl): Handle SSA names.
2853 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
2854 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
2855 * rtl.h (set_reg_attrs_for_parm): Declare.
2856 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
2857 to "optimized", remove unused locals at finish.
2858 (execute_free_datastructures): Make global, call
2859 delete_tree_cfg_annotations.
2860 (execute_free_cfg_annotations): Don't call
2861 delete_tree_cfg_annotations.
2863 * ssaexpand.h: New file.
2864 * expr.c (toplevel): Include ssaexpand.h.
2865 (expand_assignment): Handle SSA names the same as register variables.
2866 (expand_expr_real_1): Expand SSA names.
2867 * cfgexpand.c (toplevel): Include ssaexpand.h.
2868 (SA): New global variable.
2869 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
2870 (SSAVAR): New macro.
2871 (set_rtl): New helper function.
2872 (add_stack_var): Deal with SSA names, use set_rtl.
2873 (expand_one_stack_var_at): Likewise.
2874 (expand_one_stack_var): Deal with SSA names.
2875 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
2876 before unique numbers.
2877 (expand_stack_vars): Use set_rtl.
2878 (expand_one_var): Accept SSA names, add asserts for them, feed them
2879 to above subroutines.
2880 (expand_used_vars): Expand all partitions (without default defs),
2881 then only the local decls (ignoring those expanded already).
2882 (expand_gimple_cond): Remove edges when jumpif() expands an
2884 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
2885 or remove abnormal edges. Ignore insns setting the LHS of a TERed
2887 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
2888 members of SA; deal with PARM_DECL partitions here; expand
2889 all PHI nodes, free tree datastructures and SA. Commit instructions
2890 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
2891 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
2892 info and statements at start, collect garbage at finish.
2893 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
2894 (VAR_ANN_PARTITION) Remove.
2895 (change_partition_var): Don't declare.
2896 (partition_to_var): Always return SSA names.
2897 (var_to_partition): Only accept SSA names.
2898 (register_ssa_partition): Only check argument.
2899 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
2901 (delete_var_map): Don't free it.
2902 (var_union): Only accept SSA names, simplify.
2903 (partition_view_init): Mark only useful SSA names as used.
2904 (partition_view_fini): Only deal with SSA names.
2905 (change_partition_var): Remove.
2906 (dump_var_map): Use ssa_name instead of partition_to_var member.
2907 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
2909 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
2910 (struct _elim_graph): New member const_dests; nodes member vector of
2912 (set_location_for_edge): New static helper.
2913 (create_temp): Remove.
2914 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
2915 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
2916 (new_elim_graph): Allocate const_dests member.
2917 (clean_elim_graph): Truncate const_dests member.
2918 (delete_elim_graph): Free const_dests member.
2919 (elim_graph_size): Adapt to new type of nodes member.
2920 (elim_graph_add_node): Likewise.
2921 (eliminate_name): Likewise.
2922 (eliminate_build): Don't take basic block argument, deal only with
2923 partition numbers, not variables.
2924 (get_temp_reg): New static helper.
2925 (elim_create): Use it, deal with RTL temporaries instead of trees.
2926 (eliminate_phi): Adjust all calls to new signature.
2927 (assign_vars, replace_use_variable, replace_def_variable): Remove.
2928 (rewrite_trees): Only do checking.
2929 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
2930 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
2931 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
2932 contains_tree_r, MAX_STMTS_IN_LATCH,
2933 process_single_block_loop_latch, analyze_edges_for_bb,
2934 perform_edge_inserts): Remove.
2935 (expand_phi_nodes): New global function.
2936 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
2937 functions, initialize new parameter, remember partitions having a
2939 (finish_out_of_ssa): New global function.
2940 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
2941 don't reset in_ssa_p here, don't disable TER when mudflap.
2942 (pass_del_ssa): Remove.
2943 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
2945 (execute_free_datastructures): Declare.
2946 * Makefile.in (SSAEXPAND_H): New variable.
2947 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
2948 * basic-block.h (commit_one_edge_insertion): Declare.
2949 * passes.c (init_optimization_passes): Move pass_nrv and
2950 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
2951 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
2952 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
2953 (redirect_branch_edge): Deal with super block when expanding, split
2954 out jump patching itself into ...
2955 (patch_jump_insn): ... here, new static helper.
2957 2009-04-26 Michael Matz <matz@suse.de>
2959 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
2960 beyond num_ssa_names.
2961 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
2962 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
2964 2009-04-26 Jakub Jelinek <jakub@redhat.com>
2967 * fwprop.c (forward_propagate_asm): New function.
2968 (forward_propagate_and_simplify): Propagate also into __asm, if it
2969 doesn't increase the number of referenced registers.
2972 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
2974 2009-04-26 Jakub Jelinek <jakub@redhat.com>
2976 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
2977 note_nonlocal_vla_type for nonlocal VLAs.
2978 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
2979 contains_remapped_vars, remap_vla_decls): New functions.
2980 (convert_nonlocal_reference_stmt): If not optimizing, call
2981 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
2982 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
2983 if it wasn't found in var_map.
2984 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
2985 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
2986 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
2988 * gimplify.c (nonlocal_vlas): New variable.
2989 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
2991 (gimplify_body): Create and destroy nonlocal_vlas.
2993 * dwarf2out.c (loc_descr_plus_const): New function.
2994 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
2995 mem_loc_descriptor, loc_descriptor_from_tree_1,
2996 descr_info_loc, gen_variable_die): Use it.
2998 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
2999 !TREE_STATIC VAR_DECLs.
3000 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
3001 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
3002 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
3003 DECL_BY_REFERENCE is valid.
3004 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
3005 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
3006 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
3007 Copy DECL_BY_REFERENCE.
3008 (struct nesting_copy_body_data): New type.
3009 (nesting_copy_decl): New function.
3010 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
3011 if they have variable length.
3013 2009-04-26 Michael Matz <matz@suse.de>
3015 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
3016 mark new temporaries for renaming.
3018 2009-04-26 Joseph Myers <joseph@codesourcery.com>
3021 * c-decl.c (global_bindings_p): Return negative value.
3022 (c_variable_size): New. Based on variable_size from
3024 (grokdeclarator): Call c_variable_size not variable_size.
3026 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
3028 * config/i386/i386.c (print_operand) ['z']: Fix typo.
3030 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
3032 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
3033 Redefine it to just use mingw/include.
3034 (ASM_SPEC): Rules for -m32 and -m64.
3035 (LINK_SPEC): Use Likewise.
3036 (SPEC_32): New define.
3037 (SPEC_64): Likewise.
3038 (SUB_LINK_SPEC): Likewise.
3039 (MULTILIB_DEFAULTS): New define.
3040 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
3041 Add multilib options.
3042 (MULTILIB_DIRNAMES): Likewise.
3043 (MULTILIB_OSDIRNAMES): Likewise.
3045 (INSTALL_LIBGCC): Likewise.
3047 2009-04-26 Joseph Myers <joseph@codesourcery.com>
3050 * c-tree.h (enum c_inline_static_type): New.
3051 (record_inline_static): Declare.
3052 * c-decl.c (struct c_inline_static, c_inline_statics,
3053 record_inline_static, check_inline_statics): New.
3054 (pop_file_scope): Call check_inline_statics.
3055 (start_decl): Call record_inline_static instead of pedwarning
3056 directly for static in inline function.
3057 * c-typeck.c (build_external_ref): Call record_inline_static
3058 instead of pedwarning directly for static referenced in inline
3061 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
3063 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
3064 not new but only being rescanned.
3065 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
3066 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
3067 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
3068 record_set_info, compute_set, grealloc): Remove.
3069 (recompute_all_luids): New function.
3070 (gcse_main): Don't compute sets, and don't do related memory
3071 allocations/free-ing. If something changed before the end of the
3072 pass, update LUIDs using recompute_all_luids.
3073 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
3074 (free_gcse_mem): Don't free it either.
3075 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
3076 Use the df insn LUIDs.
3077 (load_killed_in_block): Likewise.
3078 (compute_hash_table_work): Don't compute reg_set_in_block.
3079 (compute_transp): Use DF_REG_DEF_CHAINs.
3080 (local_cprop_pass): Don't use compute_sets and related functions.
3081 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
3082 Use get_max_uid() instead of max_cuid.
3083 (insert_insn_end_basic_block, pre_insert_copy_insn,
3084 update_ld_motion_stores): Don't try to
3085 keep reg_set tables up to date.
3086 (pre_insert_copies): Use df insn LUIDs.
3087 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
3088 (reg_set_info): Don't use extra bitmap argument.
3089 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
3090 information to compute regs_set_in_block.
3091 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
3092 (bypass_jumps): Don't use compute_sets and friends.
3094 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3097 * opts.c (undocumented_msg): Do not leave blank even with
3100 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3102 * c-decl.c (build_enumerator): Allow values folding to integer
3103 constants but not integer constant expressions with a pedwarn if
3106 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3109 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
3110 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
3111 type is an integer constant.
3113 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
3116 * config/i386/i386.c (print_operand) ['z']: Revert handling of
3119 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3122 * c-decl.c (grokdeclarator): Diagnose declarations of functions
3123 with variably modified return type and no storage class
3124 specifiers, except for the case of nested functions. Distinguish
3125 extern declarations of functions with variably modified return
3126 types from those of objects with variably modified types.
3128 2009-04-25 Jan Hubicka <jh@suse.cz>
3130 * tree.c (list_equal_p): New function.
3131 * tree.h (list_equal_p): Declare.
3132 * coretypes.h (edge_def, edge, const_edge, basic_block_def
3133 basic_block_def, basic_block, const_basic_block): New.
3134 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
3135 (redirect_eh_edge): New function.
3136 (make_eh_edge_update_phi): EH edges are not abnormal.
3137 * except.c: Include tree-flow.h.
3138 (list_match): New function.
3139 (eh_region_replaceable_by_p): New function.
3140 (replace_region): New function.
3141 (hash_type_list): New function.
3142 (hash_eh_region): New function.
3143 (eh_regions_equal_p): New function.
3144 (merge_peers): New function.
3145 (remove_unreachable_regions): Verify EH tree when checking;
3147 (copy_eh_region_1): New function.
3148 (copy_eh_region): New function.
3149 (push_reachable_handler): New function.
3150 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
3151 regions without label but with live RESX.
3152 * except.h (redirect_eh_edge_to_label): New.
3153 * tree-flow.h (redirect_eh_edge): New.
3154 * coretypes.h (edge_def, edge, const_edge, basic_block_def
3155 basic_block_def, basic_block, const_basic_block): Remove.
3156 * Makefile.in (except.o): Add dependency on tree-flow.h
3157 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
3158 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
3161 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
3164 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
3165 on the destination of memcpy.
3167 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
3169 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
3170 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
3171 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
3173 2009-04-25 Jan Hubicka <jh@suse.cz>
3175 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
3176 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
3177 to be reached by different label than left.
3178 (update_eh_edges): Update comment; remove edge_to_remove if possible
3179 and return true if suceeded.
3180 (cleanup_empty_eh): Accept sharing map; handle shared regions.
3181 (cleanup_eh): Compute sharing map.
3182 * except.c (remove_eh_handler_and_replace): Add argument if we should
3184 (remove_unreachable_regions): Update for label sharing.
3185 (label_to_region_map): Likewise.
3186 (get_next_region_sharing_label): New function.
3187 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
3189 (remove_eh_handler): Update.
3190 (remove_eh_region_and_replace_by_outer_of): New function.
3191 * except.h (struct eh_region): Add next_region_sharing_label.
3192 (remove_eh_region_and_replace_by_outer_of,
3193 get_next_region_sharing_label): Declare.
3194 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
3196 2009-04-25 Jan Hubicka <jh@suse.cz>
3198 * tree-cfg.c (split_critical_edges): Split also edges where we can't
3199 insert code even if they are not critical.
3201 2009-04-25 Jan Hubicka <jh@suse.cz>
3203 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
3204 (gimple_can_remove_branch_p): EH edges won't remove branch by
3206 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
3207 updating of non-abnormal EH edges.
3208 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
3209 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
3210 (split_critical_edges): Split also edges where emitting code on them
3211 will lead to splitting later.
3213 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
3214 H.J. Lu <hongjiu.lu@intel.com>
3217 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
3218 the configured assembler supports fildq and fistpq mnemonics.
3219 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
3220 * configure: Regenerated.
3223 * config/i386/i386.c (print_operand): Handle 'Z'.
3224 ['z']: Remove handling of special fild/fist suffixes.
3225 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
3226 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
3227 suffix of fild insn.
3228 (*floatsi<mode>2_vector_mixed): Ditto.
3229 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
3230 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
3231 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3232 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
3233 * config/i386/gas.h (GAS_MNEMONICS): Remove.
3235 2009-04-25 Ben Elliston <bje@au.ibm.com>
3237 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
3238 the source of a set operation.
3240 2009-04-25 Anatoly Sokolov <aesok@post.ru>
3242 * target.h (struct gcc_target): Add case_values_threshold field.
3243 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
3244 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
3245 * targhooks.c (default_case_values_threshold): New function.
3246 * targhooks.h (default_case_values_threshold): Declare function.
3247 * stmt.c (expand_case): Use case_values_threshold target hook.
3248 * expr.h (case_values_threshold): Remove declartation.
3249 * expr.c (case_values_threshold): Remove function.
3250 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
3252 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
3253 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3254 (avr_case_values_threshold): Declare as static.
3255 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
3257 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
3258 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3259 (mn10300_case_values_threshold): New function.
3261 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3263 * ira.c (setup_cover_and_important_classes): Add enum cast.
3265 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
3267 * genpreds.c (write_enum_constraint_num): Output definition of
3268 CONSTRAINT_NUM_DEFINED_P macro.
3269 * ira.c (setup_cover_and_important_classes): Use
3270 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
3272 2009-04-24 DJ Delorie <dj@redhat.com>
3274 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
3275 __SH2A_SINGLE_ONLY__ also.
3277 2009-04-24 Steve Ellcey <sje@cup.hp.com>
3279 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
3280 (movdf_internal): Ditto.
3281 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
3282 SFmode and DFmode constants.
3283 (ia64_print_operand): Add 'G' format for printing
3284 floating point constants.
3286 2009-04-24 Richard Guenther <rguenther@suse.de>
3288 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
3289 from unsigned additions.
3291 2009-04-24 Joseph Myers <joseph@codesourcery.com>
3293 * c-typeck.c (set_init_index): Allow array designators that are
3294 not integer constant expressions with a pedwarn if pedantic.
3296 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3298 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
3299 zero if no overlap in nonzero bits between the operands.
3301 2009-04-24 Ian Lance Taylor <iant@google.com>
3303 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
3304 (record_dead_and_set_regs): Likewise.
3305 * df.h (struct df_mw_hardreg): Change flags field to int.
3306 (struct df_base_ref): Likewise.
3307 (struct df): Change changeable_flags field to int.
3308 * df-scan.c (df_defs_record): Change clobber_flags to int.
3309 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
3310 constants rather than #define macros.
3311 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
3312 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
3313 (enum dwarf_calling_convention): Likewise.
3314 (enum dwarf_line_number_x_ops): Likewise.
3315 (enum dwarf_call_frame_info): Likewise.
3316 (enum dwarf_source_language): Likewise.
3317 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
3318 (add_calling_convention_attribute): Likewise.
3319 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
3320 (combine_comparisons): Change compcode to int. Add cast to enum type.
3321 * genrecog.c (maybe_both_true_2): Change c to int.
3322 (write_switch): Likewise. Add cast to enum type.
3323 * gimplify.c (gimplify_omp_for): Handle return values from
3324 gimplify_expr using MIN rather than bitwise or.
3325 (gimplify_expr): Add cast to enum type.
3326 * ipa-prop.c (update_jump_functions_after_inlining): Change
3327 IPA_BOTTOM to IPA_JF_UNKNOWN.
3328 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
3329 Add casts to enum type.
3330 (setup_cover_and_important_classes): Change cl to int. Add casts
3332 (setup_class_translate): Change cl and mode to int.
3333 (ira_init_once): Change mode to int.
3334 (free_register_move_costs): Likewise.
3335 (setup_prohibited_mode_move_regs): Add casts to enum type.
3336 * langhooks.c (add_builtin_function_common): Rework assertion that
3337 value fits bitfield.
3338 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
3339 * omega.c (omega_do_elimination): Avoid math on enum types.
3340 * optabs.c (expand_vec_shift_expr): Remove casts to int.
3341 * opts.c (set_debug_level): Change 2 to enum constant. Use new
3342 int local to handle integral_argment value.
3343 * regmove.c (try_auto_increment): Change PUT_MODE to
3345 * reload.c (push_secondary_reload): Add casts to enum type.
3346 (secondary_reload_class, find_valid_class): Likewise.
3347 * reload1.c (emit_input_reload_insns): Likewise.
3348 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
3349 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
3350 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
3352 * tree.c (build_common_builtin_nodes): Add casts to enum type.
3353 * tree-complex.c (complex_lattice_t): Typedef to int rather than
3355 (expand_complex_libcall): Add casts to enum type.
3356 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
3357 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
3358 with ERROR_MARK, not NUM_TREE_CODES.
3359 (vect_create_epilog_for_reduction): Likewise.
3360 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
3361 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
3362 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
3364 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
3365 vect_unused_in_loop. Change 0 to loop_vect.
3366 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
3367 * var-tracking.c (get_init_value): Change return type to enum
3369 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
3370 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
3372 (arm_override_options): Add casts to enum type.
3373 (arm_emit_tls_decoration): Likewise.
3374 * config/i386/i386.c (ix86_function_specific_restore): Add casts
3376 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
3377 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
3378 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
3380 * config/s390/s390.c (code_for_builtin_64): Change to array of
3382 (code_for_builtin_31): Likewise.
3383 (s390_expand_builtin): Change code_for_builtin to enum insn_code
3385 * config/sparc/sparc.c (sparc_override_options): Change value
3386 field in struct code_model to enum cmodel. In initializer change
3387 0 to NULL and add cast to enum type.
3389 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
3390 Change all callers. Issue a -Wc++-compat warning using
3391 lhs_origtype if necessary.
3392 (convert_for_assignment): Issue -Wc++-compat warnings about
3393 invalid conversions to enum type on assignment.
3394 * c-common.h (build_modify_expr): Update declaration.
3396 2009-04-24 Nick Clifton <nickc@redhat.com>
3398 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
3399 (function_arg_advance): Likewise.
3400 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
3403 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3405 * config/s390/constraints.md ('I', 'J'): Fix condition.
3407 2009-04-24 Diego Novillo <dnovillo@google.com>
3409 * gengtype-parse.c (parse_error): Add newline after message.
3411 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3413 * config/i386/sse.md (avxmodesuffixs): Removed.
3414 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
3415 (*avx_pinsr<ssevecsize>): This.
3417 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3419 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
3420 follow chains of regs with a single definition, and allow expressions
3421 that are function_invariant_p.
3422 (simple_rhs_p): Allow expressions that are function_invariant_p.
3424 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
3427 * fold-const.c (fold_cond_expr_with_comparison): When folding
3428 > and >= to MAX, make sure the MAX uses the same type as the
3429 comparison's operands.
3431 2009-04-24 Nick Clifton <nickc@redhat.com>
3433 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
3434 addressing for DImode accesses.
3435 (frv_print_operand_address): Handle PLUS case.
3436 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
3438 2009-04-24 Jakub Jelinek <jakub@redhat.com>
3440 PR rtl-optimization/39794
3441 * alias.c (canon_true_dependence): Add x_addr argument.
3442 * rtl.h (canon_true_dependence): Adjust prototype.
3443 * cse.c (check_dependence): Adjust canon_true_dependence callers.
3444 * cselib.c (cselib_invalidate_mem): Likewise.
3445 * gcse.c (compute_transp): Likewise.
3446 * dse.c (scan_reads_nospill): Likewise.
3447 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
3448 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
3449 canon_base_addr of the group, plus optional offset.
3450 (struct group_info): Rename canon_base_mem to
3452 (get_group_info): Set canon_base_addr to canon_rtx of base, not
3453 canon_rtx of base_mem.
3455 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
3457 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
3458 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
3460 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3462 * config/spu/spu-builtins.h: Delete file.
3464 * config/spu/spu.h (enum spu_builtin_type): Move here from
3466 (struct spu_builtin_description): Likewise. Add GTY marker.
3467 Do not use enum spu_function_code or enum insn_code.
3468 (spu_builtins): Add extern declaration.
3470 * config/spu/spu.c: Do not include "spu-builtins.h".
3471 (enum spu_function_code, enum spu_builtin_type_index,
3472 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
3473 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
3474 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
3475 unsigned_V2DI_type_node): Move here from spu-builtins.h.
3476 (spu_builtin_types): Make static. Add GTY marker.
3477 (spu_builtins): Add extern declaration with GTY marker.
3480 * config/spu/spu-c.c: Do not include "spu-builtins.h".
3481 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
3482 Check programmatically whether all parameters are scalar.
3484 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
3486 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
3488 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
3489 assignment from the constructor either if the target is volatile.
3491 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
3493 * config/arm/arm.md (insv): Do not share operands[0].
3495 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
3497 * config/vxlib-tls.c (active_tls_threads): Delete.
3498 (delete_hook_installed): New.
3499 (tls_delete_hook): Don't delete the delete hook.
3500 (tls_destructor): Delete it here.
3501 (__gthread_set_specific): Adjust installing the delete hook.
3502 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
3503 __gthread_leave_tsd_dtor_context.
3505 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
3507 * c-format.c (gcc_tdiag_char_table): Add support for %E.
3509 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
3511 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
3513 (alpha_rtx_costs): Ditto.
3514 (emit_unlikely_jump): Use add_reg_note.
3515 (emit_frame_store_1): Ditto.
3516 (alpha_expand_prologue): Ditto.
3517 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3518 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
3520 2009-04-23 Nick Clifton <nickc@redhat.com>
3522 * config/v850/v850.md (epilogue): Remove suppressed code.
3523 (return): Rename to return_simple and remove test of frame size.
3524 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
3525 to gen_return_simple.
3527 2009-04-22 Jing Yu <jingyu@google.com>
3530 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
3532 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3535 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
3536 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
3537 value is a VECTOR_CST, the element type is the element type of the
3540 2009-04-22 DJ Delorie <dj@redhat.com>
3542 * config/m32c/m32c.h: Update GTY annotations to new syntax.
3544 2009-04-22 Jakub Jelinek <jakub@redhat.com>
3546 * alias.c (find_base_term): Move around LO_SUM case, so that
3547 CONST falls through into PLUS/MINUS handling.
3550 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
3551 into 0, use omit_one_operand.
3553 2009-04-23 Ben Elliston <bje@au.ibm.com>
3555 * config/rs6000/linux-unwind.h (get_regs): Remove type
3556 puns. Change the type of `pc' to an array of unsigned ints and
3557 update all users. Constify frame24.
3559 2009-04-22 DJ Delorie <dj@redhat.com>
3561 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
3562 declarations before code.
3563 (current_function_special_page_vector): Likewise.
3564 (m32c_expand_insv): Silence a warning.
3566 2009-04-21 Taras Glek <tglek@mozilla.com>
3568 * alias.c: Update GTY annotations to new syntax.
3569 * basic-block.h: Likewise.
3570 * bitmap.h: Likewise.
3571 * c-common.h: Likewise.
3572 * c-decl.c: Likewise.
3573 * c-parser.c: Likewise.
3574 * c-pragma.c: Likewise.
3575 * c-tree.h: Likewise.
3576 * cfgloop.h: Likewise.
3577 * cgraph.h: Likewise.
3578 * config/alpha/alpha.c: Likewise.
3579 * config/arm/arm.h: Likewise.
3580 * config/avr/avr.h: Likewise.
3581 * config/bfin/bfin.c: Likewise.
3582 * config/cris/cris.c: Likewise.
3583 * config/darwin.c: Likewise.
3584 * config/frv/frv.c: Likewise.
3585 * config/i386/i386.c: Likewise.
3586 * config/i386/i386.h: Likewise.
3587 * config/i386/winnt.c: Likewise.
3588 * config/ia64/ia64.h: Likewise.
3589 * config/iq2000/iq2000.c: Likewise.
3590 * config/mips/mips.c: Likewise.
3591 * config/mmix/mmix.h: Likewise.
3592 * config/pa/pa.c: Likewise.
3593 * config/pa/pa.h: Likewise.
3594 * config/rs6000/rs6000.c: Likewise.
3595 * config/s390/s390.c: Likewise.
3596 * config/sparc/sparc.c: Likewise.
3597 * config/xtensa/xtensa.c: Likewise.
3598 * cselib.h: Likewise.
3599 * dbxout.c: Likewise.
3600 * dwarf2out.c: Likewise.
3601 * except.c: Likewise.
3602 * except.h: Likewise.
3603 * fixed-value.h: Likewise.
3604 * function.c: Likewise.
3605 * function.h: Likewise.
3606 * gimple.h: Likewise.
3607 * integrate.c: Likewise.
3608 * optabs.c: Likewise.
3609 * output.h: Likewise.
3612 * stringpool.c: Likewise.
3613 * tree-data-ref.c: Likewise.
3614 * tree-flow.h: Likewise.
3615 * tree-scalar-evolution.c: Likewise.
3616 * tree-ssa-address.c: Likewise.
3617 * tree-ssa-alias.h: Likewise.
3618 * tree-ssa-operands.h: Likewise.
3621 * varasm.c: Likewise.
3622 * varray.h: Likewise.
3624 * coretypes.h: Do not define GTY macro if it is already defined.
3625 * doc/gty.texi: Update GTY documentation to new syntax.
3626 * gengtype-lex.l: Enforce attribute-like syntax for GTY
3627 annotations on structs.
3628 * gengtype-parse.c: Likewise.
3630 2009-04-22 Mark Heffernan <meheff@google.com>
3632 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
3634 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3636 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
3639 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3641 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
3642 the same as a PLUS without a shift. Increase the cost of a
3645 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3647 * Makefile.in: Update dependencies.
3648 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
3649 * errors.h: Remove bogus comment about compatibility.
3650 (warning): Update declaration.
3651 * genautomata.c: Update all calls to warning.
3652 * gimple.c: Do not include errors.h. Include toplev.h.
3653 * tree-ssa-structalias.c: Do not include errors.h.
3654 * omega.c: Likewise.
3655 * tree-ssa-reassoc.c: Likewise.
3656 * config/spu/spu-c.c: Likewise.
3657 * config/spu/t-spu-elf: Update dependencies.
3659 2009-04-22 Richard Guenther <rguenther@suse.de>
3661 PR tree-optimization/39824
3662 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
3663 make sure the types are compatible.
3665 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3668 * c-common.c (c_parse_error): Take a token_flags parameter.
3669 Use token_type for the token type instead.
3670 Pass token_flags to cpp_type2name.
3671 * c-common.h (c_parse_error): Update declaration.
3672 * c-parser.c (c_parser_error): Pass 0 as token flags.
3674 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
3676 PR rtl-optimization/39580
3677 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
3679 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3681 * function.c (expand_function_end): Do not emit a jump to the "naked"
3682 return label for fall-through returns.
3683 * except.c (sjlj_emit_function_exit): Always place the call to the
3684 unregister function at the location installed by expand_function_end.
3686 2009-04-22 Richard Guenther <rguenther@suse.de>
3688 PR tree-optimization/39845
3689 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
3690 (gen_inbound_check): Likewise.
3692 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
3694 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
3696 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
3697 * config/vxlib.c (__gthread_once): Add race guard for PPC.
3699 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3701 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
3702 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
3703 shift counts to avoid out-of-bounds array accesses.
3705 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3707 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
3708 (Pmode): Move above.
3710 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
3712 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
3713 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
3714 GET_CODE macro. Use IN_RANGE macro where appropriate.
3715 * config/alpha/alpha.h: Ditto.
3716 * config/alpha/alpha.md: Ditto.
3717 * config/alpha/constraints.md: Ditto.
3718 * config/alpha/predicates.md: Ditto.
3720 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3722 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
3723 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3724 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3725 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3726 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3727 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3728 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3729 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3730 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3731 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3732 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3733 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3734 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3735 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3736 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3737 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3738 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3739 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3740 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3741 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3742 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3743 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3744 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3745 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3746 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3747 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3748 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3750 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3752 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
3753 references from comments.
3754 * cfgbuild.c: (count_basic_blocks): Delete.
3755 (find_basic_blocks_1): Delete.
3756 (find_basic_blocks): Delete.
3757 * except.c (finish_eh_generation): Make static. Move comment from
3758 except.h here. Remove find_basic_blocks references from comments.
3759 * except.h (finish_eh_generation): Delete.
3760 * basic-block.h (find_basic_blocks): Delete.
3761 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
3763 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
3765 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
3766 (sdbout_parms): Likewise.
3768 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3770 * config/sh/sh.c (prepare_cbranch_operands): Use
3771 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
3772 (expand_cbranchdi4): Likewise.
3773 (from_compare): Add cast to enum type.
3774 (expand_cbranchsi4): Use add_reg_note.
3775 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
3776 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
3777 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
3778 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3779 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
3780 instead of CODE_FOR_nothing.
3781 (cbranchdi4): Likewise. Fix the order of arguments for
3783 (push_fpscr): Use add_reg_note.
3784 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
3785 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
3787 2009-04-21 Joseph Myers <joseph@codesourcery.com>
3789 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
3790 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3791 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3792 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
3793 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
3794 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
3795 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
3796 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
3797 config/alpha/x-vms, config/arc/t-arc,
3798 config/arm/README-interworking, config/arm/arm-c.c,
3799 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
3800 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
3801 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
3802 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
3803 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
3804 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
3805 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
3806 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
3807 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
3808 config/cris/t-elfmulti, config/crx/t-crx,
3809 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
3810 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
3811 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
3812 config/h8300/t-h8300, config/i386/athlon.md,
3813 config/i386/darwin-libgcc.10.4.ver,
3814 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
3815 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
3816 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
3817 config/i386/t-linux64, config/i386/t-nwld,
3818 config/i386/t-rtems-i386, config/i386/t-sol2-10,
3819 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
3820 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
3821 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
3822 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
3823 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
3824 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
3825 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
3826 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
3827 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
3828 config/m68k/t-uclinux, config/mcore/t-mcore,
3829 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
3830 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
3831 config/mips/crtn.asm, config/mips/irix-crti.asm,
3832 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
3833 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
3834 config/mips/mips-fixed.md, config/mips/sb1.md,
3835 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
3836 config/mips/t-iris6, config/mips/t-isa3264,
3837 config/mips/t-libgcc-mips16, config/mips/t-linux64,
3838 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
3839 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
3840 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
3841 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
3842 config/mn10300/t-linux, config/mn10300/t-mn10300,
3843 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
3844 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
3845 config/picochip/libgccExtras/clzsi2.asm,
3846 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
3847 config/rs6000/darwin-libgcc.10.4.ver,
3848 config/rs6000/darwin-libgcc.10.5.ver,
3849 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
3850 config/rs6000/t-aix43, config/rs6000/t-aix52,
3851 config/rs6000/t-darwin, config/rs6000/t-fprules,
3852 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
3853 config/rs6000/t-lynx, config/rs6000/t-netbsd,
3854 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
3855 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
3856 config/rs6000/t-rtems, config/rs6000/t-spe,
3857 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
3858 config/score/t-score-elf, config/sh/divcost-analysis,
3859 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
3860 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
3861 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
3862 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
3863 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
3864 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
3865 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
3866 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
3867 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
3868 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
3869 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
3870 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
3871 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
3872 limitx.h, version.c, xcoff.h: Add copyright and license notices.
3873 * config/h8300/genmova.sh: Include copyright and license notices
3874 in generated output.
3875 * config/h8300/mova.md: Regenerate.
3876 * doc/install.texi2html: Include word "Copyright" in copyright
3877 notice and use name "Free Software Foundation, Inc.".
3878 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3879 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3880 ChangeLog-2007, ChangeLog-2008: Correct dates.
3882 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
3884 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
3885 NE_EXPR operations as well.
3886 * c-parser.c (c_parser_condition): Do not set location information on
3888 (c_parser_conditional_expression): Likewise.
3889 (c_parser_binary_expression): Set location information on operators.
3890 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
3891 TRUTH_NOT_EXPR has been folded.
3892 * fold-const.c (fold_truth_not_expr): Copy location information from
3893 the incoming expression to the outgoing one.
3894 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
3895 recursive calls on the LHS of the operator but pass that of the
3896 operator to recursive calls on the RHS of the operator. Set it
3898 (shortcut_cond_expr): Set the locus of the operator on the second
3899 COND_EXPR and that of the expression on the first in degenerate cases.
3900 Pass the locus of the expression to calls to shortcut_cond_r.
3901 Set the locus of the 'then' block on the associated jump, if any.
3902 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
3903 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
3904 expression to call to gimplify_boolean_expr.
3906 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
3908 * config.gcc: Add additional configuration for
3909 i686-w64-mingw* and x86_64-w64-mingw* triplet.
3910 * config/i386/mingw-w64.h: New mingw-w64 specific header.
3911 (CPP_SPEC): Redefine for allowing -municode option.
3912 (STARTFILE_SPEC): Likewise.
3913 * config/i386/t-mingw-w64: New.
3914 * config/i386/mingw-w64.opt: New.
3915 (municode): Add new target option.
3916 * doc/invoke.texi (municode): Add documentation for new option.
3918 2009-04-21 Ian Lance Taylor <iant@google.com>
3920 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3921 Correct test for number of arguments.
3922 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
3924 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
3926 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
3927 argument of emit_library_call.
3929 2009-04-21 Richard Guenther <rguenther@suse.de>
3932 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
3933 inside VIEW_CONVERT_EXPRs.
3935 2009-04-21 Martin Jambor <mjambor@suse.cz>
3937 * tree-switch-conversion.c (build_constructors): Split a long line.
3938 (constructor_contains_same_values_p): New function.
3939 (build_one_array): Create assigns of constants if possible, do not
3940 call mark_sym_for_renaming, call update_stmt.
3941 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
3942 make_rename_temp. Do not call mark_symbols_for_renaming, call
3944 (gen_def_assigns): Do not call mark_symbols_for_renaming or
3945 find_new_referenced_vars, call update_stmt.
3946 (gen_inbound_check): Use create_tmp_var and create ssa names manually
3947 instead of calling make_rename_temp. Do not call
3948 find_new_referenced_vars or mark_symbols_for_renaming, call
3951 2009-04-21 Richard Guenther <rguenther@suse.de>
3953 PR tree-optimization/39827
3954 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
3955 (tree_ssa_phiprop): Pass the correct array size.
3957 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
3959 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
3961 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
3964 * c-typeck.c (lvalue_p): Move declaration ...
3965 * c-common.h (lvalue_p): ... to here.
3966 * c-common.c (candidate_equal_p): New.
3967 (add_tlist): Use it.
3968 (merge_tlist): Use it.
3969 (warn_for_collisions_1): Likewise.
3970 (warning_candidate_p): Accept more candidates.
3971 (verify_tree): A warning candidate can be an expression. Use
3974 2009-04-21 Ben Elliston <bje@au.ibm.com>
3977 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3978 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
3979 options. Remove -mcall-solaris documentation.
3981 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3984 * doc/invoke.texi (-Wlong-long): Update description.
3985 * c-lex (interpret_integer): Only warn if there was no previous
3986 overflow and -Wlong-long is enabled.
3987 * c-decl.c (declspecs_add_type): Drop redundant flags.
3988 * c.opt (Wlong-long): Init to -1.
3989 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
3990 and front-end warn_long_long. Wlong-long only depends on other
3991 flags if it is uninitialized.
3992 * c-parser.c (disable_extension_diagnostics): warn_long_long is
3993 the same for CPP and FE.
3994 (restore_extension_diagnostics): Likewise.
3996 2009-04-20 Ian Lance Taylor <iant@google.com>
3998 Fix enum conversions which are invalid in C++:
3999 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
4000 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
4001 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
4002 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
4003 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
4004 (dbxout_parms): Likewise.
4005 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
4006 (df_clear_flags): Likewise.
4007 * df-problems.c (df_rd_bb_local_compute_process_def): Change
4008 top_flag parameter to int.
4009 (df_chain_create_bb_process_use): Likewise.
4010 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
4012 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
4013 (df_ref_create_structure, df_def_record_1): Likewise.
4014 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
4015 (df_notes_rescan): Change 0 to VOIDmode in function call.
4016 (df_get_call_refs, df_insn_refs_collect): Likewise.
4017 (df_bb_regs_collect): Likewise.
4018 (df_entry_block_defs_collect): Likewise.
4019 (df_exit_block_uses_collect): Likewise.
4020 * df.h: Update declarations.
4021 * double-int.c (double_int_divmod): Add cast to enum type.
4022 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
4023 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
4024 (based_loc_descr): Likewise.
4025 (loc_descriptor_from_tree_1): Change first_op and second_op to
4026 enum dwarf_location_atom. Add cast to enum type.
4027 * expmed.c (init_expmed): Change 0 to SET in function call.
4028 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
4029 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
4030 (do_store_flag): Likewise.
4031 * fixed-value.h (struct fixed_value): Change mode to enum
4033 * function.c (assign_parms): Change 0 to VOIDmode in function call.
4034 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
4036 (insert_insn_decl, insert_decl, insert_state): Likewise.
4037 (automata_list_finish): Likewise.
4038 * genrecog.c (process_define_predicate): Add cast to enum type.
4039 * gensupport.c (init_predicate_table): Add cast to enum type.
4040 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
4042 (gimple_build_call_1, gimple_build_label): Likewise.
4043 (gimple_build_goto, gimple_build_asm_1): Likewise.
4044 (gimple_build_switch_1, gimple_build_cdt): Likewise.
4045 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
4046 (enum fallback): Rename from enum fallback_t.
4047 (fallback_t): Typedef as int.
4048 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
4049 GSI_SAME_STMT in function call.
4050 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
4052 (setup_reg_class_relations): Likewise.
4053 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
4054 (setup_prohibited_class_mode_regs): Add cast to enum type.
4055 (setup_prohibited_mode_move_regs): Likewise.
4056 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
4057 (record_address_regs): Change i to enum reg_class.
4058 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
4059 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
4060 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
4061 (GET_MODE_2XWIDER_MODE): Likewise.
4062 (GET_CLASS_NARROWEST_MODE): Likewise.
4063 * omp-low.c (expand_omp_for): Add cast to enum type.
4064 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
4065 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
4066 * postreload.c (reload_cse_simplify_operands): Change rclass local
4068 * predict.c (combine_predictions_for_insn): Change best_predictor
4069 and predictor to enum br_predictor.
4070 (combine_predictions_for_bb): Likewise.
4071 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
4072 use SET_PREDICT_EXPR_OUTCOME.
4073 * real.c (real_arithmetic): Change icode to code in function call.
4074 * reginfo.c (init_move_cost): Add casts to enum type.
4075 (init_reg_sets_1, init_fake_stack_mems): Likewise.
4076 * regmove.c (regclass_compatible_p): Change class0 and class1 to
4078 * reload.c (find_valid_class): Add casts to enum type.
4079 (push_reload): Change 0 to NO_REGS in function call.
4080 (find_reloads): Change this_alternative to array of enum
4081 reg_class. Remove some now-unnecessary casts.
4082 (make_memloc): Change 0 to VOIDmode in function call.
4083 * reload1.c (reload): Change 0 to VOIDmode in function call.
4084 (eliminate_regs_1, elimination_effects): Likewise.
4085 (eliminate_regs_in_insn): Likewise.
4086 (emit_input_reload_insns): Add cast to enum type.
4087 (delete_output_reload): Change 0 to VOIDmode in function call.
4088 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
4089 to enum type in function call.
4090 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
4091 (SET_PREDICT_EXPR_OUTCOME): Define.
4092 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
4093 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
4094 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
4095 (dump_function): Likewise.
4096 * tree-dump.h: Update declarations.
4097 * tree-pass.h: Update declarations.
4098 * varasm.c (assemble_integer): Change mclass to enum mode_class.
4099 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
4101 (arm_rtx_costs_1): Correct parenthesization.
4102 (arm_rtx_costs): Add casts to enum type.
4103 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
4104 (vfp_emit_fstmd): Use add_rg_note.
4105 (emit_multi_reg_push, emit_sfm): Likewise.
4106 (thumb_set_frame_pointer): Likewise.
4107 (arm_expand_prologue): Likewise.
4108 (arm_regno_class): Change return type to enum reg_class.
4109 (thumb1_expand_prologue): Use add_reg_note.
4110 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
4111 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
4113 * config/arm/gentune.sh: Add cast to enum type.
4114 * config/arm/arm-tune.md: Rebuild.
4115 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
4116 (ix86_split_fp_branch, predict_jump): Likewise.
4117 (ix86_expand_multi_arg_builtin): Change sub_code from enum
4118 insn_code to enum rtx_code.
4119 (ix86_builtin_vectorized_function): Add cast to enum type.
4120 * config/i386/i386.md (truncdfsf2): Change slot to enum
4122 (truncxf<mode>2, isinf<mode>2): Likewise.
4123 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
4125 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
4126 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
4127 (insert_bundle_state): Change 1 to INSERT in function call.
4128 (ia64_add_bundle_selector_before): Likewise.
4129 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
4130 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
4131 (restore_stack_nonlocal): Likewise.
4132 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
4134 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
4136 (mips_rtx_costs): Likewise.
4137 (mips_override_options): Add casts to enum type.
4138 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
4140 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
4141 (store_reg, set_reg_plus_d): Likewise.
4142 (hppa_expand_prologue, hppa_profile_hook): Likewise.
4143 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4145 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
4147 (emit_unlikely_jump): Use add_reg_note.
4148 (rs6000_emit_allocate_stack): Likewise.
4149 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
4150 (output_toc): Change 1 to INSERT in function call.
4151 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
4152 (rs6000_initialize_trampoline): Likewise.
4153 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
4155 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
4156 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
4157 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
4158 (save_gprs): Use add_reg_note.
4159 (s390_emit_prologue): Likewise.
4160 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
4161 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
4162 (sparc_fold_builtin): Add cast to enum type.
4163 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
4165 (spu_expand_prologue): Use add_reg_note.
4166 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
4168 2009-04-20 Ian Lance Taylor <iant@google.com>
4170 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
4171 (c_parser_postfix_expression_after_primary): Get VEC for list of
4172 arguments. Get original types of arguments. Call
4173 build_function_call_vec.
4174 (cached_expr_list_1, cached_expr_list_2): New static variables.
4175 (c_parser_expr_list): Change return type to VEC *. Add
4176 p_orig_types parameter. Change all callers.
4177 (c_parser_release_expr): New static function.
4178 (c_parser_vec_to_tree_list): New static function.
4179 * c-typeck.c (build_function_call): Rewrite to build a VEC and
4180 call build_function_call_vec.
4181 (build_function_call_vec): New function, based on old
4182 build_function_call.
4183 (convert_arguments): Remove nargs and argarray parameters. Change
4184 values to a VEC. Add origtypes parameter.
4185 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
4186 (convert_for_assignment): Add origtype parameter. Change all
4187 callers. If warn_cxx_compat, check for conversion to an enum
4188 type when calling a function.
4189 (store_init_value): Add origtype parameter. Change all callers.
4190 (digest_init): Likewise.
4191 (struct init_node): Add origtype field.
4192 (add_pending_init): Add origtype parameter. Change all callers.
4193 (output_init_element): Likewise.
4194 (output_pending_init_elements): Pass origtype from init_node to
4195 output_init_element.
4196 (process_init_element): Pass origtype from c_expr to
4197 output_init_element.
4198 (c_finish_return): Add origtype parameter. Change all callers.
4199 * c-common.c (sync_resolve_size): Change params to VEC *. Change
4201 (sync_resolve_params): Likewise.
4202 (sync_resolve_return): Change params to first_param. Change caller.
4203 (resolve_overloaded_builtins): Change params to VEC *. Change
4204 callers. Save first parameter around call to build_function_call_vec.
4205 * c-decl.c (finish_decl): Add origtype parameter. Change all
4206 callers. Call build_function_call_vec rather than
4207 build_function_call for cleanup.
4208 * c-tree.h: Update declarations.
4209 * c-common.h: Update declarations.
4210 * stub-objc.c (objc_rewrite_function_call): Change parameter from
4211 params to first_param.
4212 * target.h (struct gcc_target): Change resolve_overloaded_builtin
4213 params parameter from tree to void *.
4214 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4215 Change arglist parameter to have type void *, and to be a pointer
4217 * config/rs6000/rs6000-protos.h
4218 (altivec_resolve_overloaded_builtin): Update declaration.
4219 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
4220 fnargs parameter to have type void *, and to be a pointer to a
4221 VEC. Call build_function_call_vec instead of
4222 build_function_call.
4223 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
4225 2009-04-20 Joey Ye <joey.ye@intel.com>
4226 Xuepeng Guo <xuepeng.guo@intel.com>
4227 H.J. Lu <hongjiu.lu@intel.com>
4229 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
4231 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
4232 (IX86_LEA_PRIORITY): Likewise.
4233 (distance_non_agu_define): New function.
4234 (distance_agu_use): Likewise.
4235 (ix86_lea_for_add_ok): Likewise.
4236 (ix86_dep_by_shift_count): Likewise.
4238 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
4239 should split for LEA.
4241 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
4243 (ix86_dep_by_shift_count): Likewise.
4245 2009-04-20 Richard Guenther <rguenther@suse.de>
4247 * expr.c (handled_component_p): Move ...
4248 * tree.h (handled_component_p): ... here.
4249 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
4250 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
4251 and REALPART_EXPR to be in one group.
4253 2009-04-20 Richard Guenther <rguenther@suse.de>
4255 * basic-block.h (get_all_dominated_blocks): Declare.
4256 * dominance.c (get_all_dominated_blocks): New function.
4257 * tree-cfg.c (get_all_dominated_blocks): Remove.
4258 (remove_edge_and_dominated_blocks): Adjust.
4259 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
4260 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
4261 instead of recursing.
4263 2009-04-20 Doug Kwan <dougkwan@google.com>
4265 * cgraph.h (cgraph_node_ptr): New type for vector functions.
4266 (struct cgraph_node_set_def): New type.
4267 (cgraph_node_set) New type. Also declare vector functions.
4268 (struct cgraph_node_set_element_def): New type.
4269 (cgraph_node_set_element): Ditto.
4270 (cgraph_node_set_iterator): New iterator type.
4271 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
4272 cgraph_node_set_remove, dump_cgraph_node_set,
4273 debug_cgraph_node_set): New prototypes.
4274 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
4275 cgraph_node_set_size): New inlines.
4276 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
4278 (struct ipa_opt_pass): Add struct cgraph_node_set_def
4279 argument to function 'write_summary'.
4280 * ipa.c: Include ggc.h.
4281 (hash_cgraph_node_set_element,
4282 eq_cgraph_node_set_element, cgraph_node_set_new,
4283 cgraph_node_set_add, cgraph_node_set_remove,
4284 cgraph_node_set_find, dump_cgraph_node_set,
4285 debug_cgraph_node_set): New functions.
4286 * Makefile.in (ipa.o): Add dependency on GGC_H.
4288 2009-04-20 Ira Rosen <irar@il.ibm.com>
4290 PR tree-optimization/39675
4291 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
4292 check of the return code of vect_schedule_slp. Check that
4293 stmt_vec_info still exists for the statement, before checking its
4296 2009-04-20 Michael Matz <matz@suse.de>
4298 * Makefile.in (generated_files): Take out $(simple_generated_c).
4300 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
4302 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
4303 (UINTPTR_TYPE): Likewise.
4305 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4308 * c-typeck.c (digest_init): Check for initializing an array with a
4311 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4314 * c-semantics.c (pop_stmt_list): Propagate
4315 STATEMENT_LIST_HAS_LABEL to parent statement list.
4317 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
4319 * config/mips/mips.h (mips_tune_attr): New macro.
4320 * config/mips/mips.md (cpu): Use it.
4322 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4325 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
4328 2009-04-19 Diego Novillo <dnovillo@google.com>
4330 * toplev.c (compile_file): Move call to coverage_finish ...
4331 * cgraphunit.c (ipa_passes): ... here.
4332 Call cgraph_process_new_functions.
4333 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
4334 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
4336 2009-04-19 Jan Hubicka <jh@suse.cz>
4338 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
4340 (dump_cgraph_node): Dump can throw external flag.
4341 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
4343 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4347 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
4348 * common.opt (Wlogical-op): Move from here...
4349 * c.opt (Wlogical-op): ... to here.
4350 * c-typeck.c (parser_build_binary_op): Update call to
4351 warn_logical_operator.
4352 * c-opts.c (c_common_post_options): Enable warn_logical_op with
4354 * c-common.c (warn_logical_op): Update.
4355 * c-common.h (warn_logical_op): Update declaration.
4357 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
4359 * tree.c (protected_set_expr_location): Fix formatting.
4361 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4364 * c-typeck.c (readonly_warning): new.
4365 (build_unary_op, build_modify_expr): Use readonly_warning for
4366 storing into something readonly but not const-qualified.
4368 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4371 * c-typeck.c (build_unary_op): Check for taking address of
4372 expression of type void.
4374 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4377 * c-typeck.c (build_function_call): Check for calling a function
4378 with qualified void return types. Call require_complete_type when
4381 2009-04-18 Jan Hubicka <jh@suse.cz>
4383 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
4385 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
4386 can_throw_external flag.
4387 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
4388 * ipa-pure-const.c (ignore_edge): New function.
4389 (propagate): Compute order for NOTHROW computation; set NOTHROWs
4390 only over can_throw_external edges.
4391 (local_pure_const): Add nothrow flag.
4392 * ipa-utils.c (searchc): Add ignore_edge callback.
4393 (ipa_utils_reduced_inorder): Add ignore_edge callback.
4394 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
4395 (set_nothrow_function_flags): Update cgraph.
4396 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
4398 2009-04-18 Richard Guenther <rguenther@suse.de>
4401 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
4402 (fold_stmt): ... this and ...
4403 (fold_stmt_inplace): ... this.
4404 (fold_stmt_1): Fold references in calls and asms.
4405 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
4407 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4409 * tree-vrp.c (ssa_name_nonzero_p): Remove.
4410 * tree.h: Remove the prototype for ssa_name_nonzero_p.
4412 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4414 * tree.c (function_args_count): Remove.
4415 * tree.h: Remove the prototype for function_args_count.
4417 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4419 * tree-iterator.c (expr_only): Remove.
4420 * tree.h: Remove the prototype for expr_only.
4422 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4424 * reginfo.c (cannot_change_mode_set_regs): Remove.
4425 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
4427 2009-04-08 Anatoly Sokolov <aesok@post.ru>
4429 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
4430 whether operands 0 and 1 overlaps.
4432 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
4435 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
4436 pointer. Use warning_at instead of warning.
4437 (search_for_addr_array): Likewise.
4438 (check_array_bounds): Likewise.
4439 (check_all_array_refs): Check that the incoming edge is not in the
4440 list of edges to be removed.
4441 (check_all_array_refs): Avoid the temporal pointer.
4442 (vrp_visit_cond_stmt): Fix typo.
4443 (simplify_switch_using_ranges): Handle the case where the switch
4444 index is an integer constant.
4446 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
4448 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
4450 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4452 * doc/extend.texi, doc/invoke.texi: Fix typos.
4454 2009-04-17 Cary Coutant <ccoutant@google.com>
4456 * tree-flow-inline.h (get_lineno): Fix inverted test.
4458 2009-04-17 Diego Novillo <dnovillo@google.com>
4460 * tree-ssa-pre.c (create_expression_by_pieces): Remove
4461 assertion for AVAIL_OUT.
4463 2009-04-17 Mike Frysinger <vapier@gentoo.org>
4466 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
4467 * config/sh/linux-atomic.asm: Likewise.
4469 2009-04-17 Diego Novillo <dnovillo@google.com>
4471 * except.c (debug_eh_tree): New.
4472 (struct eh_region, struct eh_status): Move ...
4473 * except.h: ... here.
4474 (add_type_for_runtime): Declare extern.
4475 (lookup_type_for_runtime): Likewise.
4476 (debug_eh_tree): Declare.
4477 * Makefile.in (GTFILES): List except.h before except.c
4479 2009-04-17 Diego Novillo <dnovillo@google.com>
4481 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
4482 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
4483 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
4484 (find_vars_r): ... here.
4485 * tree-flow.h (find_referenced_vars_in): Declare.
4486 * tree-ssa-pre.c (create_expression_by_pieces): Assert
4487 that AVAIL_OUT exists for BLOCK.
4488 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
4489 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
4490 (tree-parloops.o): Likewise.
4492 2009-04-17 Simon Baldwin <simonb@google.com>
4494 * toplev.c (default_tree_printer): Add handling for %E format.
4496 2009-04-17 Diego Novillo <dnovillo@google.com>
4498 * tree-pretty-print.c (dump_generic_node): Add break after
4499 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
4500 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
4501 FUNCTION_TYPE together. Call print_struct_decl when printing
4502 structures and TDF_SLIM is not given.
4503 (print_struct_decl): Fix logic for detecting recursion.
4505 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4508 * gcc.c (create_at_file): New.
4509 (compile_input_file_p): New.
4510 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
4511 * main.c (main): Update call to toplev_main.
4512 * toplev.c (toplev_main): Change signature. Call expandargv.
4513 * toplev.h (toplev_main): Change signature.
4515 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4517 * dwarf2out.c (field_byte_offset): Use the type size as the field size
4518 if the latter is not constant.
4520 2009-04-17 David Edelsohn <edelsohn@gnu.org>
4522 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
4524 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4526 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
4527 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
4529 2009-04-17 Richard Guenther <rguenther@suse.de>
4531 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4532 Handle component references view-converting an invariant address.
4534 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
4536 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
4537 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
4538 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
4539 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
4540 Use @deftypevr rather than @deftypevar.
4542 2009-04-17 Richard Guenther <rguenther@suse.de>
4544 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
4545 (get_prop_source_stmt): Likewise.
4546 (can_propagate_from): Likewise.
4548 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
4550 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
4551 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
4552 (--with-multilib-list): Add default value.
4553 * configure: Regenerate.
4554 * Makefile.in (TM_ENDIAN_CONFIG): Define.
4555 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
4556 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
4557 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
4558 Don't add default cpu to multilib list unnecessarily, but do enable
4559 the relevant compiler option..
4560 Add support for --with-multilib-list=<blank> and
4561 --with-multilib-list=!<somelib> to supress unwanted multilibs.
4562 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
4563 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
4564 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
4566 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
4567 (MULTILIB_OSDIRNAMES): New variable.
4568 * config/sh/t-1e: Delete file.
4569 * config/sh/t-mlib-sh1: Delete file.
4570 * config/sh/t-mlib-sh2: Delete file.
4571 * config/sh/t-mlib-sh2a: Delete file.
4572 * config/sh/t-mlib-sh2a-nofpu: Delete file.
4573 * config/sh/t-mlib-sh2a-single: Delete file.
4574 * config/sh/t-mlib-sh2a-single-only: Delete file.
4575 * config/sh/t-mlib-sh2e: Delete file.
4576 * config/sh/t-mlib-sh3e: Delete file.
4577 * config/sh/t-mlib-sh4: Delete file.
4578 * config/sh/t-mlib-sh4-nofpu: Delete file.
4579 * config/sh/t-mlib-sh4-single: Delete file.
4580 * config/sh/t-mlib-sh4-single-only: Delete file.
4581 * config/sh/t-mlib-sh4a: Delete file.
4582 * config/sh/t-mlib-sh4a-nofpu: Delete file.
4583 * config/sh/t-mlib-sh4a-single: Delete file.
4584 * config/sh/t-mlib-sh4a-single-only: Delete file.
4585 * config/sh/t-mlib-sh4al: Delete file.
4586 * config/sh/t-mlib-sh5-32media: Delete file.
4587 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
4588 * config/sh/t-mlib-sh5-64media: Delete file.
4589 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
4590 * config/sh/t-mlib-sh5-compact: Delete file.
4591 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
4592 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
4593 * doc/install.texi (Options specification): Add
4594 --with-multilib-list and --with-endian.
4596 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4598 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
4600 (OBJS-common): Add plugin-version.o.
4601 (plugin-version.o): New.
4602 * gcc-plugin.h (plugin_gcc_version): New.
4603 (plugin_default_version_check): New.
4604 (plugin_init_func, plugin_init): Add version argument.
4605 * plugin-version.c: New.
4606 * plugin.c (str_plugin_gcc_version_name): New.
4607 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
4608 pass it to the init function.
4609 (plugin_default_version_check): New.
4611 2009-04-17 Richard Guenther <rguenther@suse.de>
4613 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
4614 for decl-vs-decl disambiguation.
4616 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
4618 * config/s390/s390.h (s390_tune_attr): New macro definition.
4619 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
4621 2009-04-17 Richard Guenther <rguenther@suse.de>
4623 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
4624 (fold_stmt_r): Likewise.
4625 (maybe_fold_reference): New function.
4626 (fold_gimple_assign): Handle cases fold_stmt_r did.
4627 (fold_stmt): Do not use fold_stmt_r.
4628 (fold_stmt_inplace): Likewise.
4630 2009-04-17 Richard Guenther <rguenther@suse.de>
4632 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
4633 (record_equivalences_from_stmt): Remove useless checks and
4635 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
4636 the type is already suitable.
4638 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
4640 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
4642 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
4644 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
4645 (CMPtype): Define as __gcc_CMPtype.
4647 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
4649 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
4650 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
4652 2009-04-17 Richard Guenther <rguenther@suse.de>
4654 PR tree-optimization/39746
4655 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
4656 special-casing for builtins and static variable use/def.
4657 (call_may_clobber_ref_p_1): Likewise.
4659 2009-04-16 Ian Lance Taylor <iant@google.com>
4661 * df.h: Include "timevar.h".
4662 (struct df_problem): Change tv_id field to timevar_id_t.
4663 * tree-pass.h: Include "timevar.h".
4664 (struct opt_pass): Change tv_id field to timevar_id_t.
4665 * timevar.h (timevar_id_t): Define TV_NONE.
4666 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
4667 TV_NONE rather than tv_id != 0.
4668 (execute_one_pass): Likewise.
4669 * Makefile.in (DF_H): Add $(TIMEVAR_H).
4670 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
4671 dependencies to $(TREE_PASS_H).
4672 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
4674 (pass_branch_target_load_optimize2): Likewise.
4675 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
4676 (pass_outof_cfg_layout_mode): Likewise.
4677 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
4678 (pass_rebuild_cgraph_edges): Likewise.
4679 (pass_remove_cgraph_callee_edges): Likewise.
4680 * df-core.c (pass_df_initialize_opt): Likewise.
4681 (pass_df_initialize_no_opt): Likewise.
4682 (pass_df_finish): Likewise.
4683 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
4684 * except.c (pass_set_nothrow_function_flags): Likewise.
4685 (pass_convert_to_eh_region_ranges): Likewise.
4686 * final.c (pass_compute_alignments): Likewise.
4687 * function.c (pass_instantiate_virtual_regs): Likewise.
4688 (pass_init_function): Likewise.
4689 (pass_leaf_regs): Likewise.
4690 (pass_match_asm_constraints): Likewise.
4691 * gimple-low.c (pass_lower_cf): Likewise.
4692 (pass_mark_used_blocks): Likewise.
4693 * init-regs.c (pass_initialize_regs): Likewise.
4694 * integrate.c (pass_initial_value_sets): Likewise.
4695 * ira.c (pass_ira): Likewise.
4696 * jump.c (pass_cleanup_barriers): Likewise.
4697 * omp-low.c (pass_expand_omp): Likewise.
4698 (pass_lower_omp): Likewise.
4699 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
4700 * recog.c (pass_split_all_insns): Likewise.
4701 (pass_split_after_reload): Likewise.
4702 (pass_split_before_regstack): Likewise.
4703 (pass_split_before_sched2): Likewise.
4704 (pass_split_for_shorten_branches): Likewise.
4705 * reginfo.c (pass_reginfo_init): Likewise.
4706 (pass_subregs_of_mode_init): Likewise.
4707 (pass_subregs_of_mode_finish): Likewise.
4708 * passes.c (pass_postreload): Likewise.
4709 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
4710 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
4711 (pass_warn_function_return): Likewise.
4712 (pass_warn_function_noreturn): Likewise.
4713 * tree-complex.c (pass_lower_complex): Likewise.
4714 (pass_lower_complex_O0): Likewise.
4715 * tree-if-conv.c (pass_if_conversion): Likewise.
4716 * tree-into-ssa.c (pass_build_ssa): Likewise.
4717 * tree-mudflap.c (pass_mudflap_1): Likewise.
4718 (pass_mudflap_2): Likewise.
4719 * tree-nomudflap.c (pass_mudflap_1): Likewise.
4720 (pass_mudflap_2): Likewise.
4721 * tree-nrv.c (pass_return_slot): Likewise.
4722 * tree-object-size.c (pass_object_sizes): Likewise.
4723 * tree-optimize.c (pass_all_optimizations): Likewise.
4724 (pass_early_local_passes): Likewise.
4725 (pass_all_early_optimizations): Likewise.
4726 (pass_cleanup_cfg): Likewise.
4727 (pass_cleanup_cfg_post_optimizing): Likewise.
4728 (pass_free_datastructures): Likewise.
4729 (pass_free_cfg_annotations): Likewise.
4730 (pass_fixup_cfg): Likewise.
4731 (pass_init_datastructures): Likewise.
4732 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
4733 (pass_late_warn_uninitialized): Likewise.
4734 (pass_update_address_taken): Likewise.
4735 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
4736 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
4737 (pass_cse_sincos): Likewise.
4738 (pass_convert_to_rsqrt): Likewise.
4739 * tree-ssa-structalias.c (pass_build_alias): Likewise.
4740 * tree-stdarg.c (pass_stdarg): Likewise.
4741 * tree-tailcall.c (pass_tail_recursion): Likewise.
4742 (pass_tail_calls): Likewise.
4743 * tree-vect-generic.c (pass_lower_vector): Likewise.
4744 (pass_lower_vector_ssa): Likewise.
4745 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
4747 2009-04-16 Joseph Myers <joseph@codesourcery.com>
4749 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
4751 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
4753 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
4754 logical and signext.
4756 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
4759 * config/sh/predicates.md (arith_operand): Check if the operand
4760 of TRUNCATE is a REG.
4762 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4764 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4765 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4767 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4769 * tree-iterator.c (tsi_split_statement_list_after,
4770 tsi_split_statement_list_before): Remove.
4771 * tree-iterator.h: Remove the prototypes for
4772 tsi_split_statement_list_after and tsi_split_statement_list_before.
4774 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4776 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
4777 * tree-ssa-propagate.h: Remove the prototype for
4778 stmt_makes_single_load.
4780 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4782 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
4783 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
4785 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4787 * tree-iterator.c (EXPR_LAST_BODY): Remove.
4789 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4791 * except.c (eh_region_outer_p): Remove.
4792 * except.h: Remove the prototype for eh_region_outer_p.
4794 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4796 * function.c (current_function_assembler_name): Remove.
4797 * function.h: Remove the prototype for
4798 current_function_assembler_name.
4800 2009-04-16 Ian Lance Taylor <iant@google.com>
4802 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
4803 (add_reg_note): Call alloc_reg_note.
4804 * rtl.h (alloc_reg_note): Declare.
4805 * combine.c (try_combine): Use alloc_reg_note.
4806 (recog_for_combine, move_deaths): Likewise.
4807 (distribute_notes): Use alloc_reg_note and add_reg_note.
4808 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
4809 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
4810 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
4812 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
4814 PR rtl-optimization/39762
4815 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
4816 ira_may_move_out_cost): Add comments about way of their usage.
4817 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
4819 * ira-conflicts.c (process_regs_for_copy): Use function
4820 ira_get_register_move_cost instead of global
4821 ira_register_move_cost.
4823 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
4824 color_pass, move_spill_restore, update_curr_costs): Ditto.
4826 * ira-lives.c (process_single_reg_class_operands): Ditto.
4828 * ira-emit.c (emit_move_list): Ditto.
4830 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
4831 (record_reg_classes): Ditto. Use functions
4832 ira_get_register_move_cost and ira_get_may_move_cost instead of
4833 global vars ira_register_move_cost, ira_may_move_out_cost and
4834 ira_may_move_in_cost.
4835 (record_address_regs): Don't call ira_init_register_move_cost.
4836 Use function ira_get_may_move_cost instead of global
4837 ira_may_move_in_cost.
4838 (process_bb_node_for_hard_reg_moves): Use function
4839 ira_get_register_move_cost instead of global ira_register_move_cost.
4840 (ira_costs): Don't call ira_init_register_move_cost.
4842 2009-04-16 Richard Guenther <rguenther@suse.de>
4844 * tree-cfg.c (verify_gimple_assign_binary):
4845 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
4846 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
4847 (create_general_new_stmt): Note that this function is broken.
4849 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4851 * common.opt (fhelp): Add Var(help_flag).
4852 * gcc-plugin.h (plugin_info): Add help.
4853 * plugin.c (plugin_name_args): Add help.
4854 (register_plugin_info): Set plugin->help.
4855 (print_help_one_plugin): New.
4856 (print_plugins_help): New.
4857 * plugin.h (print_plugins_help): New.
4858 * toplev.c (toplev_main): Call print_plugins_help if needed.
4860 2009-04-16 Richard Guenther <rguenther@suse.de>
4862 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
4863 (gimple_ior_addresses_taken_1): New function.
4864 (gimple_ior_addresses_taken): Likewise.
4865 * gimple.h (struct gimple_statement_with_ops_base): Remove
4866 addresses_taken member.
4867 (gimple_ior_addresses_taken): Declare.
4868 (gimple_addresses_taken, gimple_addresses_taken_ptr,
4869 gimple_set_addresses_taken): Remove.
4870 * ipa-reference.c (mark_address): New function.
4871 (scan_stmt_for_static_refs): Use it for marking addresses taken.
4872 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
4873 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
4874 (gimple_add_to_addresses_taken): Remove.
4875 (get_tmr_operands): Call mark_address_taken.
4876 (get_asm_expr_operands): Likewise.
4877 (get_expr_operands): Likewise.
4878 (build_ssa_operands): Do not clear the addresses_taken bitmap.
4879 (free_stmt_operands): Do not free it.
4880 * tree-ssa.c (delete_tree_ssa): Likewise.
4881 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
4883 2009-04-16 Richard Guenther <rguenther@suse.de>
4885 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
4886 (walk_stmt_load_store_ops): Likewise.
4887 * gimple.c (get_base_loadstore): New function.
4888 (walk_stmt_load_store_addr_ops): Likewise.
4889 (walk_stmt_load_store_ops): Likewise.
4890 * ipa-pure-const.c (check_op): Simplify.
4891 (check_load, check_store): New functions.
4892 (check_stmt): Use walk_stmt_load_store_ops.
4893 * ipa-reference.c (mark_load): Adjust signature.
4894 (mark_store): Likewise.
4895 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
4897 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4899 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
4901 * opts.c (common_handle_option): Don't call print_version.
4902 * plugin.c (plugin_name_args): Add version.
4903 (register_plugin_info): New.
4904 (register_callback): Handle PLUGIN_INFO.
4905 (try_init_one_plugin): New.
4906 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
4908 (finalize_one_plugin): New.
4909 (finalize_plugins): New.
4910 (print_one_plugin): New.
4911 (print_plugins_versions): New.
4912 * plugin.h (print_plugins_versions): New.
4913 (finalize_plugins): New.
4914 * toplev.c (compile_file): Don't call initialize_plugins.
4915 (print_version): Call print_plugins_versions.
4916 (toplev_main): Call initialize_plugins. Print version if needed.
4917 Call finalize_plugins.
4919 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4921 * common.opt (fversion): New.
4922 * gcc.c (print_version): New.
4923 (process_command): Don't print the version. Just set print_version.
4924 (main): Print version. Call subprocesses if print_version and
4925 verbose_flag are set.
4926 * opts.c (common_handle_option): Handle OPT_fversion.
4928 2009-04-16 Richard Guenther <rguenther@suse.de>
4929 Ira Rosen <irar@il.ibm.com>
4931 PR tree-optimization/39698
4932 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
4933 type of the reduction variable. Only generate the def if
4936 * omp-low.c (expand_omp_for_generic): When converting to a pointer
4937 make sure to first convert to an integer of the same precision.
4938 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
4939 the type of the evolution correctly in computing the new
4940 induction variable base.
4942 2009-04-16 Richard Guenther <rguenther@suse.de>
4945 * tree-cfg.c (make_blocks): Split statements with to-be
4946 abnormal SSA names on the lhs.
4948 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
4950 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
4951 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
4952 * c-typeck.c (really_start_incremental_init): Likewise.
4953 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
4954 (TARGET_INITIALIZER): Remove it.
4955 * target.h (struct target): Remove vector_opaque_p.
4956 * tree.c (build_opaque_vector_type): New.
4957 * tree.h (TYPE_VECTOR_OPAQUE): New.
4958 (build_opaque_vector_type): Declare.
4959 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
4960 * config/rs6000/rs6000.c (build_opaque_vector_type,
4961 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
4962 (rs6000_init_builtins): Use build_opaque_vector_type for
4963 opaque_V4SI_type_node.
4965 2009-04-15 Catherine Moore <clm@codesourcery.com>
4967 * debug.h (set_name): Declare.
4968 * dwarf2out.c (dwarf2out_set_name): Declare.
4969 (dwarf2_debug_hooks): Add set_name.
4970 (find_AT_string): New.
4971 (add_AT_string): Call find_AT_string.
4972 (dwarf2out_set_name): New.
4973 * cp/decl.c (grokdeclarator): Call set_name.
4974 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
4975 * debug.c (do_nothing_debug_hooks): Likewise.
4976 * dbxout.c (dbx_debug_hooks): Likewise.
4977 * sdbout.c (sdb_debug_hooks): Likewise.
4979 2009-04-15 Michael Eager <eager@eagercon.com>
4981 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
4982 reg for single-precision FPU.
4983 * config/rs6000/rs6000.md (movsi_internal1): Only for
4985 (movsi_internal1_single): New. Add pattern to move SI values to/from
4986 single-precision FP regs.
4988 2009-04-15 Richard Guenther <rguenther@suse.de>
4990 * omp-low.c (lower_rec_input_clauses): Build correct address
4992 (expand_omp_for_generic): Fix multiplication type.
4993 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
4994 (generate_memset_zero): Fix types.
4995 * tree-profile.c (prepare_instrumented_value): Correctly
4998 2009-04-15 Ian Lance Taylor <iant@google.com>
5000 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
5001 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
5002 for -Wall and for -Wc++-compat.
5003 (c_common_post_options): For C++, set warn_enum_compare if not
5005 * c-tree.h (struct c_expr): Add field original_type.
5006 (build_external_ref): Update declaration.
5007 * c-parser.c (c_parser_braced_init): Set original_type.
5008 (c_parser_initelt): Likewise.
5009 (c_parser_expr_no_commas): Likewise.
5010 (c_parser_conditional_expression): Likewise.
5011 (c_parser_cast_expression): Likewise.
5012 (c_parser_unary_expression): Likewise. Pull setting of
5013 original_code to top of function.
5014 (c_parser_sizeof_expression): Set original_type.
5015 (c_parser_alignof_expression): Likewise.
5016 (c_parser_postfix_expression): Likewise. Pull setting of
5017 original_code to top of function.
5018 (c_parser_postfix_expression_after_paren_type): Set original_type.
5019 (c_parser_postfix_expression_after_primary): Likewise.
5020 (c_parser_expression): Likewise.
5021 * c-typeck.c (build_external_ref): Add type parameter. Change all
5023 (c_expr_sizeof_expr): Set original_type field.
5024 (parser_build_unary_op): Likewise.
5025 (parser_build_binary_op): Likewise. Optionally warn about
5026 comparisons of enums of different types.
5027 (digest_init): Set original_type field.
5028 (really_start_incremental_init): Likewise.
5029 (push_init_level, pop_init_level): Likewise.
5030 * doc/invoke.texi (Warning Options): -Wenum-compare now
5033 2009-04-15 Richard Guenther <rguenther@suse.de>
5035 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
5036 out a necessary conversion.
5037 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
5038 names we didn't value number.
5039 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
5041 2009-04-15 Richard Guenther <rguenther@suse.de>
5043 PR tree-optimization/39764
5044 * tree-ssa-ccp.c (get_value): Canonicalize value with
5045 canonicalize_float_value.
5047 2009-04-15 Jan Hubicka <jh@suse.cz>
5049 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
5050 Wrong version of patch.
5052 2009-04-15 Jan Hubicka <jh@suse.cz>
5054 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
5056 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
5058 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
5059 our distinct integral and vector types.
5061 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
5063 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
5064 * init.c (build_vtbl_address): Remove call to assemble_external.
5066 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
5068 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
5069 output for other floating point modes.
5071 2009-04-14 Diego Novillo <dnovillo@google.com>
5073 * diagnostic.c (diagnostic_report_diagnostic): Do not
5074 warn about loaded plugins for DK_ERROR and DK_WARNING.
5075 * c-decl.c (declspecs_add_type): Move call to
5076 invoke_plugin_callbacks ...
5077 * c-parser.c (c_parser_declspecs): ... here.
5078 * plugin.c (dump_active_plugins): Tidy output.
5080 2009-04-14 Diego Novillo <dnovillo@google.com>
5081 Le-Chun Wu <lcwu@google.com>
5083 * configure.ac: Add --enable-plugin support.
5084 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
5085 * Makefile.in (PLUGIN_H): Define.
5086 Export ENABLE_PLUGIN and GMPINC to site.exp.
5087 Add PLUGINLIBS to link command.
5088 Add/modify dependencies for plugin.o and files including plugin.h.
5090 * config.in: Regenerate.
5092 * opts.c (common_handle_option): Handle OPT_fplugin_ and
5095 2009-04-14 Le-Chun Wu <lcwu@google.com>
5097 * tree-pass.h (register_one_dump_file): Add a prototype for
5098 register_one_dump_file.
5099 * toplev.c (compile_file): Call initialize_plugins.
5100 (do_compile): Call invoke_plugin_callbacks.
5101 (toplev_main): Call invoke_plugin_callbacks.
5102 * common.opt: Add -fplugin= and -fplugin-arg-.
5103 * gcc-plugin.h: New public header file for plugins to include.
5104 * plugin.c: New source file.
5105 * plugin.h: New internal header file.
5106 * passes.c (register_one_dump_file): Make it external.
5108 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
5110 2009-04-14 Diego Novillo <dnovillo@google.com>
5112 * doc/plugins.texi: New.
5113 * doc/gccint.texi: Add reference to Plugins chapter.
5114 * doc/invoke.texi: Document -fplugin and -fplugin-arg
5115 * diagnostic.c (diagnostic_report_diagnostic): Warn about
5116 loaded plugins, if any.
5117 * timevar.def (TV_PLUGIN_INIT): Define.
5118 (TV_PLUGIN_RUN): Define.
5119 * plugin.c: Include timevar.h
5120 (plugins_active_p): New.
5121 (dump_active_plugins): New.
5122 (debug_active_plugins): New.
5124 2009-04-14 Joseph Myers <joseph@codesourcery.com>
5126 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
5128 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
5130 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
5132 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
5133 the same as a minus without a shift.
5135 2009-04-14 Nick Clifton <nickc@redhat.com>
5137 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
5138 comparisons with small integers will always produce a short
5141 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
5144 2008-12-19 Diego Novillo <dnovillo@google.com>
5146 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
5148 2009-04-14 Richard Guenther <rguenther@suse.de>
5150 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
5152 (verify_gimple_assign_binary): Likewise. Handle shifts and
5154 (verify_gimple_phi): Print the mismatched argument position.
5155 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
5157 (vect_update_init_of_dr): Likewise.
5158 * matrix-reorg.c (transform_access_sites): Do what the
5160 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
5162 2009-04-13 Michael Eager <eager@eagercon.com>
5164 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
5165 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
5166 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
5167 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
5168 remove duplicate config
5170 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5172 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
5173 file_name:line_number type locator of the call site.
5175 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
5177 * genautomata.c: Put blank after comma.
5178 (automaton_decls): New.
5179 (struct unit_usage): Add comments to member next.
5180 (store_alt_unit_usage): Keep the list ordered.
5181 (unit_present_on_list_p, equal_alternatives_p): New.
5182 (check_regexp_units_distribution): Check units distribution
5183 correctness correctly.
5184 (main): Don't write automata if error is found. Return correct
5187 * config/m68k/cf.md (cfv4_ds): Remove.
5188 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
5189 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
5191 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
5192 power4-load-ext, power4-store, power4-store-update,
5193 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
5194 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
5195 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
5196 power4-sqrt, power4-isync): Modify reservation to make correct
5197 unit distribution to automata.
5199 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
5200 power5-store-update, power5-two, power5-three, power5-lmul,
5201 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
5203 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
5205 * except.c (pass_set_nothrow_function_flags): Set name and add
5207 (set_nothrow_function_flags): Mention in the dump file when
5208 changing a function to nothrow.
5210 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
5213 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
5214 instead of unsigned long.
5216 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5218 * config/arm/arm.c (return_used_this_function): Remove.
5219 (arm_output_function_prologue): Remove use of
5220 return_used_this_function.
5221 (output_return_instruction): Replace use of
5222 return_used_this_function
5223 by cfun->machine->return_used_this_function.
5224 (arm_output_epilogue): Likewise.
5225 (arm_output_function_epilogue): Likewise.
5226 (thumb_unexpanded_epilogue): Likewise.
5227 * config/arm/arm.h (struct machine_function):
5228 New member return_used_this_function.
5230 2009-04-12 Mark Mitchell <mark@codesourcery.com>
5232 * doc/install.texi: Correct description of default directory for
5233 --with-gxx-include-dir.
5235 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
5237 * fold-const.c (build_range_check): Properly deal with enumeral and
5240 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
5242 * doc/invoke.texi (max_gcse_passes): Remove documentation.
5243 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
5244 * params.h (MAX_GCSE_PASSES): Remove.
5245 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
5246 in sequence. Remove ability to run multiple passes.
5247 (bypass_jumps): Report run as third CPROP pass.
5249 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
5252 * except.c (can_throw_external): Look at each insn in a SEQUENCE
5253 when deciding whether the whole SEQUENCE can throw.
5255 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
5258 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
5259 offseted label references.
5261 2009-04-11 Jan Hubicka <jh@suse.cz>
5263 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
5265 2009-04-11 Richard Guenther <rguenther@suse.de>
5268 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
5269 return variables as TREE_ADDRESSABLE.
5271 2009-04-11 Richard Guenther <rguenther@suse.de>
5273 PR tree-optimization/39713
5274 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
5275 reference trees have SSA_NAME operands.
5277 2009-04-11 Richard Guenther <rguenther@suse.de>
5280 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
5281 address expressions.
5283 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
5285 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
5286 match changes in Cygwin 1.7
5287 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
5288 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
5290 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5292 PR tree-optimization/39701
5293 * doc/invoke.texi (Optimization Options): Document change in
5294 meaning and initialization of -fdelete-null-pointer-checks.
5296 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5299 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
5301 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
5304 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
5306 2009-04-10 Chao-ying Fu <fu@mips.com>
5308 * doc/tm.texi (Instruction Output): Document
5309 TARGET_ASM_FINAL_POSTSCAN_INSN.
5310 * target.h (final_postscan_insn): New field in asm_out.
5311 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5312 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
5313 * final.c (final_scan_insn): Call
5314 targetm.asm_out.final_postscan_insn after outputting
5315 an asm macro and a normal instruction.
5317 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
5318 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
5319 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
5320 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
5321 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5323 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5326 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
5327 variables as non-NULL even with -fdelete-null-pointer-checks.
5329 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5331 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
5333 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
5336 * config/i386/i386.c (classify_argument): Handle SCmode with
5337 (bit_offset % 64) != 0.
5339 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
5341 * doc/invoke.texi (Optimize Options): Add cross-reference to
5342 -Q --help=optimizers examples.
5344 2009-04-10 Ben Elliston <bje@au.ibm.com>
5347 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
5348 regalign for the reg == fpr and TDmode case.
5350 2009-04-09 David Ayers <ayers@fsfe.org>
5353 * objc/objc-act.c (warn_with_method): Remove helper function.
5354 (check_duplicates): Call warning and inform directly.
5355 (really_start_method): Likewise.
5357 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5359 * expmed.c (expand_divmod): Always use a comparison for a division
5360 by a large unsigned integer.
5362 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
5363 for things others than variables or functions as nonzero.
5365 2009-04-09 Nick Clifton <nickc@redhat.com>
5367 * unwind-compat.c: Change copyright header to refer to version
5368 3 of the GNU General Public License with version 3.1 of the
5369 GCC Runtime Library Exception and to point readers at the
5370 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
5371 * config/alpha/crtfastmath.c: Likewise.
5372 * config/alpha/linux-unwind.h: Likewise.
5373 * config/alpha/qrnnd.asm: Likewise.
5374 * config/alpha/vms-crt0-64.c: Likewise.
5375 * config/alpha/vms-crt0.c: Likewise.
5376 * config/alpha/vms-dwarf2.asm: Likewise.
5377 * config/alpha/vms-dwarf2eh.asm: Likewise.
5378 * config/alpha/vms-psxcrt0-64.c: Likewise.
5379 * config/alpha/vms-psxcrt0.c: Likewise.
5380 * config/alpha/vms_tramp.asm: Likewise.
5381 * config/arc/initfini.c: Likewise.
5382 * config/arc/lib1funcs.asm: Likewise.
5383 * config/arm/bpabi-v6m.S: Likewise.
5384 * config/arm/bpabi.S: Likewise.
5385 * config/arm/bpabi.c: Likewise.
5386 * config/arm/crti.asm: Likewise.
5387 * config/arm/crtn.asm: Likewise.
5388 * config/arm/ieee754-df.S: Likewise.
5389 * config/arm/ieee754-sf.S: Likewise.
5390 * config/arm/lib1funcs.asm: Likewise.
5391 * config/arm/libunwind.S: Likewise.
5392 * config/arm/linux-atomic.c: Likewise.
5393 * config/arm/mmintrin.h: Likewise.
5394 * config/arm/pr-support.c: Likewise.
5395 * config/arm/unaligned-funcs.c: Likewise.
5396 * config/arm/unwind-arm.c: Likewise.
5397 * config/arm/unwind-arm.h: Likewise.
5398 * config/avr/libgcc.S: Likewise.
5399 * config/bfin/crti.s: Likewise.
5400 * config/bfin/crtlibid.s: Likewise.
5401 * config/bfin/crtn.s: Likewise.
5402 * config/bfin/lib1funcs.asm: Likewise.
5403 * config/bfin/linux-unwind.h: Likewise.
5404 * config/cris/arit.c: Likewise.
5405 * config/cris/cris_abi_symbol.c: Likewise.
5406 * config/darwin-64.c: Likewise.
5407 * config/darwin-crt2.c: Likewise.
5408 * config/darwin-crt3.c: Likewise.
5409 * config/darwin.h: Likewise.
5410 * config/dbxelf.h: Likewise.
5411 * config/dfp-bit.c: Likewise.
5412 * config/dfp-bit.h: Likewise.
5413 * config/elfos.h: Likewise.
5414 * config/fixed-bit.c: Likewise.
5415 * config/fixed-bit.h: Likewise.
5416 * config/fp-bit.c: Likewise.
5417 * config/fp-bit.h: Likewise.
5418 * config/fr30/crti.asm: Likewise.
5419 * config/fr30/crtn.asm: Likewise.
5420 * config/fr30/lib1funcs.asm: Likewise.
5421 * config/freebsd-spec.h: Likewise.
5422 * config/frv/cmovd.c: Likewise.
5423 * config/frv/cmovh.c: Likewise.
5424 * config/frv/cmovw.c: Likewise.
5425 * config/frv/frvbegin.c: Likewise.
5426 * config/frv/frvend.c: Likewise.
5427 * config/frv/lib1funcs.asm: Likewise.
5428 * config/glibc-stdint.h: Likewise.
5429 * config/h8300/clzhi2.c: Likewise.
5430 * config/h8300/crti.asm: Likewise.
5431 * config/h8300/crtn.asm: Likewise.
5432 * config/h8300/ctzhi2.c: Likewise.
5433 * config/h8300/fixunssfsi.c: Likewise.
5434 * config/h8300/lib1funcs.asm: Likewise.
5435 * config/h8300/parityhi2.c: Likewise.
5436 * config/h8300/popcounthi2.c: Likewise.
5437 * config/i386/ammintrin.h: Likewise.
5438 * config/i386/att.h: Likewise.
5439 * config/i386/avxintrin.h: Likewise.
5440 * config/i386/biarch64.h: Likewise.
5441 * config/i386/bmmintrin.h: Likewise.
5442 * config/i386/cpuid.h: Likewise.
5443 * config/i386/cross-stdarg.h: Likewise.
5444 * config/i386/crtfastmath.c: Likewise.
5445 * config/i386/crtprec.c: Likewise.
5446 * config/i386/cygming-crtbegin.c: Likewise.
5447 * config/i386/cygming-crtend.c: Likewise.
5448 * config/i386/cygwin.asm: Likewise.
5449 * config/i386/emmintrin.h: Likewise.
5450 * config/i386/gmm_malloc.h: Likewise.
5451 * config/i386/gthr-win32.c: Likewise.
5452 * config/i386/i386.h: Likewise.
5453 * config/i386/immintrin.h: Likewise.
5454 * config/i386/linux-unwind.h: Likewise.
5455 * config/i386/linux64.h: Likewise.
5456 * config/i386/mm3dnow.h: Likewise.
5457 * config/i386/mmintrin-common.h: Likewise.
5458 * config/i386/mmintrin.h: Likewise.
5459 * config/i386/nmmintrin.h: Likewise.
5460 * config/i386/pmm_malloc.h: Likewise.
5461 * config/i386/pmmintrin.h: Likewise.
5462 * config/i386/smmintrin.h: Likewise.
5463 * config/i386/sol2-c1.asm: Likewise.
5464 * config/i386/sol2-ci.asm: Likewise.
5465 * config/i386/sol2-cn.asm: Likewise.
5466 * config/i386/sol2-gc1.asm: Likewise.
5467 * config/i386/tmmintrin.h: Likewise.
5468 * config/i386/unix.h: Likewise.
5469 * config/i386/w32-unwind.h: Likewise.
5470 * config/i386/wmmintrin.h: Likewise.
5471 * config/i386/x86-64.h: Likewise.
5472 * config/i386/x86intrin.h: Likewise.
5473 * config/i386/xmmintrin.h: Likewise.
5474 * config/ia64/crtbegin.asm: Likewise.
5475 * config/ia64/crtend.asm: Likewise.
5476 * config/ia64/crtfastmath.c: Likewise.
5477 * config/ia64/crti.asm: Likewise.
5478 * config/ia64/crtn.asm: Likewise.
5479 * config/ia64/fde-glibc.c: Likewise.
5480 * config/ia64/lib1funcs.asm: Likewise.
5481 * config/ia64/linux-unwind.h: Likewise.
5482 * config/ia64/quadlib.c: Likewise.
5483 * config/ia64/unwind-ia64.c: Likewise.
5484 * config/linux.h: Likewise.
5485 * config/m32c/m32c-lib1.S: Likewise.
5486 * config/m32c/m32c-lib2-trapv.c: Likewise.
5487 * config/m32c/m32c-lib2.c: Likewise.
5488 * config/m32r/initfini.c: Likewise.
5489 * config/m68hc11/larith.asm: Likewise.
5490 * config/m68hc11/m68hc11-crt0.S: Likewise.
5491 * config/m68k/cf.md: Likewise.
5492 * config/m68k/crti.s: Likewise.
5493 * config/m68k/crtn.s: Likewise.
5494 * config/m68k/lb1sf68.asm: Likewise.
5495 * config/m68k/linux-unwind.h: Likewise.
5496 * config/mcore/crti.asm: Likewise.
5497 * config/mcore/crtn.asm: Likewise.
5498 * config/mcore/lib1.asm: Likewise.
5499 * config/mips/linux-unwind.h: Likewise.
5500 * config/mips/loongson.h: Likewise.
5501 * config/mips/mips16.S: Likewise.
5502 * config/mmix/crti.asm: Likewise.
5503 * config/mmix/crtn.asm: Likewise.
5504 * config/pa/fptr.c: Likewise.
5505 * config/pa/hpux-unwind.h: Likewise.
5506 * config/pa/lib2funcs.asm: Likewise.
5507 * config/pa/linux-atomic.c: Likewise.
5508 * config/pa/linux-unwind.h: Likewise.
5509 * config/pa/milli64.S: Likewise.
5510 * config/pa/quadlib.c: Likewise.
5511 * config/pa/stublib.c: Likewise.
5512 * config/picochip/libgccExtras/adddi3.asm: Likewise.
5513 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
5514 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
5515 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
5516 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
5517 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
5518 * config/picochip/libgccExtras/divmod15.asm: Likewise.
5519 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
5520 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
5521 * config/picochip/libgccExtras/longjmp.asm: Likewise.
5522 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
5523 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
5524 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
5525 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
5526 * config/picochip/libgccExtras/setjmp.asm: Likewise.
5527 * config/picochip/libgccExtras/subdi3.asm: Likewise.
5528 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
5529 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
5530 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
5531 * config/rs6000/750cl.h: Likewise.
5532 * config/rs6000/altivec.h: Likewise.
5533 * config/rs6000/biarch64.h: Likewise.
5534 * config/rs6000/crtresfpr.asm: Likewise.
5535 * config/rs6000/crtresgpr.asm: Likewise.
5536 * config/rs6000/crtresxfpr.asm: Likewise.
5537 * config/rs6000/crtresxgpr.asm: Likewise.
5538 * config/rs6000/crtsavfpr.asm: Likewise.
5539 * config/rs6000/crtsavgpr.asm: Likewise.
5540 * config/rs6000/darwin-asm.h: Likewise.
5541 * config/rs6000/darwin-fallback.c: Likewise.
5542 * config/rs6000/darwin-fpsave.asm: Likewise.
5543 * config/rs6000/darwin-ldouble.c: Likewise.
5544 * config/rs6000/darwin-tramp.asm: Likewise.
5545 * config/rs6000/darwin-unwind.h: Likewise.
5546 * config/rs6000/darwin-vecsave.asm: Likewise.
5547 * config/rs6000/darwin-world.asm: Likewise.
5548 * config/rs6000/e500crtres32gpr.asm: Likewise.
5549 * config/rs6000/e500crtres64gpr.asm: Likewise.
5550 * config/rs6000/e500crtres64gprctr.asm: Likewise.
5551 * config/rs6000/e500crtrest32gpr.asm: Likewise.
5552 * config/rs6000/e500crtrest64gpr.asm: Likewise.
5553 * config/rs6000/e500crtresx32gpr.asm: Likewise.
5554 * config/rs6000/e500crtresx64gpr.asm: Likewise.
5555 * config/rs6000/e500crtsav32gpr.asm: Likewise.
5556 * config/rs6000/e500crtsav64gpr.asm: Likewise.
5557 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
5558 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
5559 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
5560 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
5561 * config/rs6000/eabi-ci.asm: Likewise.
5562 * config/rs6000/eabi-cn.asm: Likewise.
5563 * config/rs6000/eabi.asm: Likewise.
5564 * config/rs6000/linux-unwind.h: Likewise.
5565 * config/rs6000/linux64.h: Likewise.
5566 * config/rs6000/paired.h: Likewise.
5567 * config/rs6000/paired.md: Likewise.
5568 * config/rs6000/ppc64-fp.c: Likewise.
5569 * config/rs6000/ppu_intrinsics.h: Likewise.
5570 * config/rs6000/rs6000.h: Likewise.
5571 * config/rs6000/si2vmx.h: Likewise.
5572 * config/rs6000/sol-ci.asm: Likewise.
5573 * config/rs6000/sol-cn.asm: Likewise.
5574 * config/rs6000/spe.h: Likewise.
5575 * config/rs6000/spu2vmx.h: Likewise.
5576 * config/rs6000/sysv4.h: Likewise.
5577 * config/rs6000/tramp.asm: Likewise.
5578 * config/rs6000/vec_types.h: Likewise.
5579 * config/s390/linux-unwind.h: Likewise.
5580 * config/s390/tpf-unwind.h: Likewise.
5581 * config/score/crti.asm: Likewise.
5582 * config/score/crtn.asm: Likewise.
5583 * config/sh/crt1.asm: Likewise.
5584 * config/sh/crti.asm: Likewise.
5585 * config/sh/crtn.asm: Likewise.
5586 * config/sh/divtab-sh4-300.c: Likewise.
5587 * config/sh/divtab-sh4.c: Likewise.
5588 * config/sh/divtab.c: Likewise.
5589 * config/sh/lib1funcs-4-300.asm: Likewise.
5590 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
5591 * config/sh/lib1funcs.asm: Likewise.
5592 * config/sh/lib1funcs.h: Likewise.
5593 * config/sh/linux-atomic.asm: Likewise.
5594 * config/sh/linux-unwind.h: Likewise.
5595 * config/sh/shmedia.h: Likewise.
5596 * config/sh/sshmedia.h: Likewise.
5597 * config/sh/ushmedia.h: Likewise.
5598 * config/sparc/crtfastmath.c: Likewise.
5599 * config/sparc/linux-unwind.h: Likewise.
5600 * config/sparc/sol2-c1.asm: Likewise.
5601 * config/sparc/sol2-ci.asm: Likewise.
5602 * config/sparc/sol2-cn.asm: Likewise.
5603 * config/spu/divmodti4.c: Likewise.
5604 * config/spu/divv2df3.c: Likewise.
5605 * config/spu/float_disf.c: Likewise.
5606 * config/spu/float_unsdidf.c: Likewise.
5607 * config/spu/float_unsdisf.c: Likewise.
5608 * config/spu/float_unssidf.c: Likewise.
5609 * config/spu/mfc_multi_tag_release.c: Likewise.
5610 * config/spu/mfc_multi_tag_reserve.c: Likewise.
5611 * config/spu/mfc_tag_release.c: Likewise.
5612 * config/spu/mfc_tag_reserve.c: Likewise.
5613 * config/spu/mfc_tag_table.c: Likewise.
5614 * config/spu/multi3.c: Likewise.
5615 * config/spu/spu_internals.h: Likewise.
5616 * config/spu/spu_intrinsics.h: Likewise.
5617 * config/spu/spu_mfcio.h: Likewise.
5618 * config/spu/vec_types.h: Likewise.
5619 * config/spu/vmx2spu.h: Likewise.
5620 * config/stormy16/stormy16-lib2.c: Likewise.
5621 * config/svr4.h: Likewise.
5622 * config/sync.c: Likewise.
5623 * config/v850/lib1funcs.asm: Likewise.
5624 * config/vxlib-tls.c: Likewise.
5625 * config/vxlib.c: Likewise.
5626 * config/vxworks-dummy.h: Likewise.
5627 * config/xtensa/crti.asm: Likewise.
5628 * config/xtensa/crtn.asm: Likewise.
5629 * config/xtensa/ieee754-df.S: Likewise.
5630 * config/xtensa/ieee754-sf.S: Likewise.
5631 * config/xtensa/lib1funcs.asm: Likewise.
5632 * config/xtensa/lib2funcs.S: Likewise.
5633 * config/xtensa/linux-unwind.h: Likewise.
5634 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
5635 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
5636 * coretypes.h: Likewise.
5637 * crtstuff.c: Likewise.
5638 * defaults.h: Likewise.
5639 * dwarf2.h: Likewise.
5640 * emutls.c: Likewise.
5641 * gbl-ctors.h: Likewise.
5642 * gcov-io.h: Likewise.
5643 * ginclude/float.h: Likewise.
5644 * ginclude/iso646.h: Likewise.
5645 * ginclude/stdarg.h: Likewise.
5646 * ginclude/stdbool.h: Likewise.
5647 * ginclude/stddef.h: Likewise.
5648 * ginclude/stdfix.h: Likewise.
5649 * ginclude/stdint-gcc.h: Likewise.
5650 * ginclude/tgmath.h: Likewise.
5651 * gthr-aix.h: Likewise.
5652 * gthr-dce.h: Likewise.
5653 * gthr-gnat.c: Likewise.
5654 * gthr-gnat.h: Likewise.
5655 * gthr-lynx.h: Likewise.
5656 * gthr-mipssde.h: Likewise.
5657 * gthr-nks.h: Likewise.
5658 * gthr-posix.c: Likewise.
5659 * gthr-posix.h: Likewise.
5660 * gthr-posix95.h: Likewise.
5661 * gthr-rtems.h: Likewise.
5662 * gthr-single.h: Likewise.
5663 * gthr-solaris.h: Likewise.
5664 * gthr-tpf.h: Likewise.
5665 * gthr-vxworks.h: Likewise.
5666 * gthr-win32.h: Likewise.
5668 * libgcc2.c: Likewise.
5669 * libgcc2.h: Likewise.
5670 * libgcov.c: Likewise.
5671 * tsystem.h: Likewise.
5672 * typeclass.h: Likewise.
5673 * unwind-c.c: Likewise.
5674 * unwind-compat.h: Likewise.
5675 * unwind-dw2-fde-compat.c: Likewise.
5676 * unwind-dw2-fde-darwin.c: Likewise.
5677 * unwind-dw2-fde-glibc.c: Likewise.
5678 * unwind-dw2-fde.c: Likewise.
5679 * unwind-dw2-fde.h: Likewise.
5680 * unwind-dw2.c: Likewise.
5681 * unwind-dw2.h: Likewise.
5682 * unwind-generic.h: Likewise.
5683 * unwind-pe.h: Likewise.
5684 * unwind-sjlj.c: Likewise.
5685 * unwind.inc: Likewise.
5686 * config/arm/neon-gen.ml: Change generated copyright header to
5687 refer to version 3 of the GNU General Public License with
5688 version 3.1 of the GCC Runtime Library Exception and to point
5689 readers at the COPYING3 and COPYING3.RUNTIME files and the
5690 FSF's license web page.
5691 * config/arm/arm_neon.h: Regenerate.
5693 2009-04-09 Jakub Jelinek <jakub@redhat.com>
5695 * config/cris/cris.md: Change copyright header to refer to version
5696 3 of the GNU General Public License.
5697 * doc/install.texi2html: Change copyright header to refer to version
5698 3 of the GNU General Public License and to point readers at the
5699 COPYING3 file and the FSF's license web page.
5700 * config/vax/linux.h: Likewise.
5702 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5704 * config/i386/i386.md (cmpcc): New.
5705 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
5706 (sync_compare_and_swap_cc*): Delete.
5708 * config/s390/s390.c (s390_compare_emitted): Remove.
5709 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
5710 s390_compare_emitted used to be handled. Assert that modes match.
5711 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
5712 refer to sync_compare_and_swap_ccsi.
5713 * config/s390/s390.h (s390_compare_emitted): Remove.
5714 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
5715 instead of s390_compare_emitted.
5716 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
5717 instead of s390_compare_emitted.
5718 * config/s390/s390.md (cmpcc): New.
5719 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
5720 CC_REGNUM, do not pretend it's set.
5721 (sync_compare_and_swap_cc*): Delete.
5722 * config/s390/predicates.md (cc_reg_operand): New.
5724 * expr.c (sync_compare_and_swap_cc): Delete.
5725 * optabs.h (sync_compare_and_swap_cc): Delete.
5726 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
5727 is being used with can_compare_p.
5728 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
5730 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
5731 look for a MODE_CC set instead. Use emit_store_flag.
5732 (expand_compare_and_swap_loop): Likewise, with some additional
5733 complication to avoid a force_reg when useless. Use
5734 emit_cmp_and_jump_insns.
5735 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
5736 * doc/md.texi (sync_compare_and_swap_cc): Merge with
5737 sync_compare_and_swap documentation.
5739 2009-04-09 Jan Hubicka <jh@suse.cz>
5741 * except.c (find_prev_try): Break out from ....
5742 (duplicate_eh_regions): ... here; properly update prev_try pointers
5743 when duplication part of tree.
5744 (dump_eh_tree): Improve dumping.
5745 (verify_eh_region): New.
5746 (verify_eh_tree): Use it.
5748 2009-04-06 Richard Guenther <rguenther@suse.de>
5750 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
5751 &ARRAY addresses by adjusting their types and prepending
5753 * tree-cfg.c (verify_gimple_assign_single): Verify that
5754 addresses are correct.
5756 2009-04-09 Richard Guenther <rguenther@suse.de>
5758 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
5759 indices into an array reference if possible.
5760 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5761 Fold POINTER_PLUS_EXPR statements with invariant address.
5763 2009-04-09 Alan Modra <amodra@bigpond.net.au>
5766 * config.gcc (powerpc64-*-linux*): Always build biarch.
5768 2009-04-09 Joseph Myers <joseph@codesourcery.com>
5771 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
5772 it and pedwarn if this results in an INTEGER_CST.
5774 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5776 * doc/install.texi: Update minimum GMP version. Remove obsolete
5777 text in MPFR section.
5779 2009-04-08 Jakub Jelinek <jakub@redhat.com>
5781 * dwarf2out.c (class_scope_p): New static inline.
5782 (class_or_namespace_scope_p): Use it.
5783 (gen_variable_die): Use DW_TAG_member tag for static data member
5784 declarations instead of DW_TAG_variable.
5787 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
5790 2009-04-08 Richard Guenther <rguenther@suse.de>
5792 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
5793 valueize random data.
5795 2009-04-08 David Edelsohn <edelsohn@gnu.org>
5797 * config.gcc (aix tm_file): Add aix-stdint.h.
5798 (aix tm clause use_gcc_stdint): Set to wrap.
5799 * config/rs6000/aix-stdint.h: New file.
5801 2009-04-08 Richard Guenther <rguenther@suse.de>
5804 * tree-dfa.c (add_referenced_var): Do not recurse into
5805 global initializers.
5806 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
5808 (fold_const_aggregate_ref): Likewise.
5810 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
5812 * recog.c (ordered_comparison_operator): New.
5813 * gensupport.c (std_preds): Add it.
5814 * doc/md.texi (Machine-Independent Predicates): Document it.
5816 2009-04-08 Jan Hubicka <jh@suse.cz>
5818 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
5819 * function.h (rtl_eh): Remove exception_handler_label_map.
5820 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
5821 remove_exception_handler_label, for_each_eh_label_1): Remove.
5822 (rtl_remove_unreachable_regions): Remove.
5823 (convert_from_eh_region_ranges): Do not remove unreachable regions.
5824 (find_exception_handler_labels): Don't build the hashtable.
5825 (maybe_remove_eh_handler): Remove.
5826 (for_each_eh_label): Rewrite to walk the tree.
5827 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
5828 * except.h (maybe_remove_eh_handler): Remove.
5829 * passes.c (init_optimization_passes): Schedule second EH cleanup
5831 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
5832 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
5834 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
5836 * genoutput.c (validate_optab_operands): New.
5837 (gen_insn, gen_expand): Call it.
5839 * genflags.c (gen_insn): Detect misused iterators.
5840 (main): Pass line_no to gen_insn, exit with status 1 on error.
5842 * genextract.c (line_no): Make global.
5843 (VEC_safe_set_locstr): Change assertion to error message.
5844 (main): Exit with status 1 on error.
5846 2009-04-08 Joseph Myers <joseph@codesourcery.com>
5850 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5851 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5852 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
5853 * c-convert.c (convert): Do not call fold on results of conversion
5854 functions when the result is a C_MAYBE_CONST_EXPR.
5855 * c-parser.c (c_parser_postfix_expression): Do not fold condition
5856 of __builtin_choose_expr.
5857 * c-typeck.c (remove_c_maybe_const_expr): New.
5858 (build_unary_op, build_conditional_expr, build_compound_expr,
5859 build_binary_op, c_objc_common_truthvalue_conversion): Call
5860 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
5863 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
5865 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
5866 CODE to produce a new one. Add a prototype to use fold_convert_const
5868 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
5871 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
5872 mix declarations and code.
5874 2009-04-08 Ben Elliston <bje@au.ibm.com>
5876 * gcc.c: Replace `CC' with `GCC' throughout.
5878 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
5880 * doc/invoke.texi: Document Atom support.
5882 2009-04-07 Jason Merrill <jason@redhat.com>
5885 * c-common.h, c-common.c: Add flag_pretty_templates.
5886 * c-opts.c (c_common_handle_option): Set it.
5887 * c.opt: Add -fno-pretty-templates.
5888 * doc/invoke.texi (C++ Dialect Options): Likewise.
5890 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
5892 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
5893 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
5894 (ia64_expand_builtin): Likewise.
5896 2009-04-07 Martin Jambor <mjambor@suse.cz>
5898 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
5899 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
5900 ADDR_EXPRS are include too.
5902 2009-04-07 Richard Guenther <rguenther@suse.de>
5904 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
5905 decls are only used if passes as parameters or if they are
5906 local statics and the call is not to a builtin.
5907 (call_may_clobber_ref_p_1): Likewise.
5909 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5911 * expr.c (do_store_flag): Remove last argument. Simplify code
5912 to avoid duplication of tests already done by can_compare_p.
5913 (expand_expr_real_1): Adjust caller.
5915 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5917 * optabs.c (can_compare_p): Test the predicate of a
5918 cbranch and cstore pattern.
5920 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5922 * expr.c (convert_move): Use emit_store_flag instead of
5925 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5927 * config/i386/i386.c (ix86_compare_emitted): Remove.
5928 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
5929 ix86_compare_op0 like ix86_compare_emitted used to be handled.
5930 * config/i386/i386.h (ix86_compare_emitted): Remove.
5931 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
5932 instead of ix86_compare_emitted.
5933 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
5935 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
5937 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
5938 Add t-sysroot-suffix to tmake_file.
5939 * config/print-sysroot-suffix.sh: New file.
5940 * config/t-sysroot-suffix: New file.
5942 2009-04-07 Ben Elliston <bje@au.ibm.com>
5944 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
5945 as the latter produces a warning when the target does not support
5948 2009-04-07 Ben Elliston <bje@au.ibm.com>
5950 * dfp.c: Replace type punning assignments with memcpy throughout.
5951 * Makefile.in (dfp.o-warn): Remove.
5953 2009-04-07 Alan Modra <amodra@bigpond.net.au>
5956 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
5957 Include soft-fp/t-softfp after rs6000/t-linux64.
5959 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
5961 * stor-layout.c (set_sizetype): Use the full precision of their
5962 machine mode for bitsize types.
5964 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
5966 * config/i386/i386.md: Revert 2 accidental checkins.
5968 2009-04-06 Joey Ye <joey.ye@intel.com>
5969 Xuepeng Guo <xuepeng.guo@intel.com>
5970 H.J. Lu <hongjiu.lu@intel.com>
5972 Atom pipeline model, tuning and insn selection.
5973 * config.gcc (atom): Add atom config options and target.
5975 * config/i386/atom.md: New.
5977 * config/i386/i386.c (atom_cost): New cost.
5978 (m_ATOM): New macro flag.
5979 (initial_ix86_tune_features): Set m_ATOM.
5980 (x86_accumulate_outgoing_args): Likewise.
5981 (x86_arch_always_fancy_math_387): Likewise.
5982 (processor_target): Add Atom cost.
5983 (cpu_names): Add Atom cpu name.
5984 (override_options): Set Atom ISA.
5985 (ix86_issue_rate): New case PROCESSOR_ATOM.
5986 (ix86_adjust_cost): Likewise.
5988 * config/i386/i386.h (TARGET_ATOM): New target macro.
5989 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
5990 (TARGET_OPT_AGU): New target option.
5991 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
5992 (processor_type): Add PROCESSOR_ATOM.
5994 * config/i386/i386.md (cpu): Add new value "atom".
5995 (use_carry, movu): New attr.
5996 (atom.md): Include atom.md.
5997 (adddi3_carry_rex64): Set attr "use_carry".
5998 (addqi3_carry): Likewise.
5999 (addhi3_carry): Likewise.
6000 (addsi3_carry): Likewise.
6001 (*addsi3_carry_zext): Likewise.
6002 (subdi3_carry_rex64): Likewise.
6003 (subqi3_carry): Likewise.
6004 (subhi3_carry): Likewise.
6005 (subsi3_carry): Likewise.
6006 (x86_movdicc_0_m1_rex64): Likewise.
6007 (*x86_movdicc_0_m1_se): Likewise.
6008 (x86_movsicc_0_m1): Likewise.
6009 (*x86_movsicc_0_m1_se): Likewise.
6010 (*adddi_1_rex64): Emit add insn as much as possible.
6011 (*addsi_1): Likewise.
6012 (return_internal): Set atom_unit.
6013 (return_internal_long): Likewise.
6014 (return_pop_internal): Likewise.
6015 (*rcpsf2_sse): Set atom_sse_attr attr.
6016 (*qrt<mode>2_sse): Likewise.
6017 (*prefetch_sse): Likewise.
6019 * config/i386/i386-c.c (ix86_target_macros_internal): New case
6021 (ix86_target_macros_internal): Likewise.
6023 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
6024 (*prefetch_sse_rex): Likewise.
6025 (sse_rcpv4sf2): Likewise.
6026 (sse_vmrcpv4sf2): Likewise.
6027 (sse_sqrtv4sf2): Likewise.
6028 (<sse>_vmsqrt<mode>2): Likewise.
6029 (sse_ldmxcsr): Likewise.
6030 (sse_stmxcsr): Likewise.
6031 (*sse_sfence): Likewise.
6032 (sse2_clflush): Likewise.
6033 (*sse2_mfence): Likewise.
6034 (*sse2_lfence): Likewise.
6035 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
6036 (<sse>_movup<ssemodesuffixf2c>): Likewise.
6037 (avx_movdqu<avxmodesuffix>): Likewise.
6038 (avx_lddqu<avxmodesuffix>): Likewise.
6039 (sse2_movntv2di): Change attr "type" to "ssemov".
6040 (sse2_movntsi): Likewise.
6041 (rsqrtv8sf2): Change attr "type" to "sseadd".
6042 (sse3_addsubv2df3): Set attr "atom_unit".
6043 (sse3_h<plusminus_insn>v4sf3): Likewise.
6044 (*sse2_pmaddwd): Likewise.
6045 (*vec_extractv2di_1_rex64): Likewise.
6046 (*vec_extractv2di_1_avx): Likewise.
6047 (sse2_psadbw): Likewise.
6048 (ssse3_phaddwv8hi3): Likewise.
6049 (ssse3_phaddwv4hi3): Likewise.
6050 (ssse3_phadddv4si3): Likewise.
6051 (ssse3_phadddv2si3): Likewise.
6052 (ssse3_phaddswv8hi3): Likewise.
6053 (ssse3_phaddswv4hi3): Likewise.
6054 (ssse3_phsubwv8hi3): Likewise.
6055 (ssse3_phsubwv4hi3): Likewise.
6056 (ssse3_phsubdv4si3): Likewise.
6057 (ssse3_phsubdv2si3): Likewise.
6058 (ssse3_phsubswv8hi3): Likewise.
6059 (ssse3_phsubswv4hi3): Likewise.
6060 (ssse3_pmaddubsw128): Likewise.
6061 (sse3_pmaddubsw: Likewise.
6062 (ssse3_palignrti): Likewise.
6063 (ssse3_palignrdi): Likewise.
6065 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
6067 * doc/install.texi (Specific): Fix two cross-references to MinGW.
6069 2009-04-06 Richard Guenther <rguenther@suse.de>
6071 PR tree-optimization/28868
6072 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
6073 of which PHI results we inserted.
6074 (insert_into_preds_of_block): Record inserted PHIs.
6075 (eliminate): Eliminate redundant PHI nodes.
6076 (init_pre): Init inserted_phi_names.
6078 2009-04-06 Richard Guenther <rguenther@suse.de>
6080 PR tree-optimization/39643
6081 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
6082 IMAGPART_EXPRs of complex constants.
6083 (execute_fold_all_builtins): If we folded a call queue
6084 TODO_update_address_taken.
6086 2009-04-06 Jan Hubicka <jh@suse.cz>
6089 * except.c (remove_unreachable_regions): Propagate may_contain_throw
6092 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
6094 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
6096 (ic_invalidate_array): Likewise.
6098 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
6100 * calls.c (emit_library_call_value_1): Fix a problem with parameter
6101 alignment for library calls.
6103 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
6105 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
6106 (mingw32 tm clause use_gcc_stdint): Set to wrap.
6107 * config/i386/mingw-stdint.h: New file.
6109 2009-04-05 Richard Guenther <rguenther@suse.de>
6111 PR tree-optimization/39648
6112 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
6113 our &A vs. &A[0] IL deficiencies.
6115 2009-04-04 Jan Hubicka <jh@suse.cz>
6117 * except.c (sjlj_find_directly_reachable_regions): Be ready for
6118 removed toplevel regions.
6119 (sjlj_mark_call_sites): Likewise.
6121 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
6123 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
6124 (cygwin tm clause use_gcc_stdint): Set to wrap.
6125 * config/i386/cygwin-stdint.h: New file.
6127 2009-04-04 Richard Guenther <rguenther@suse.de>
6129 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
6130 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
6131 single-argument PHIs if we are in loop-closed SSA form.
6132 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
6133 for the pre-condition.
6134 (slpeel_tree_peel_loop_to_edge): Likewise.
6135 (vect_build_loop_niters): Take an optional sequence to append stmts.
6136 (vect_generate_tmps_on_preheader): Likewise.
6137 (vect_do_peeling_for_loop_bound): Take extra guards for the
6139 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
6140 the cost model check.
6141 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
6142 guards if we are going to peel. Do not apply versioning in that case.
6143 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
6144 (vect_do_peeling_for_loop_bound): Likewise.
6145 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
6146 loop bound only record extra pre-conditions, do not apply loop
6149 2009-04-04 Richard Guenther <rguenther@suse.de>
6151 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
6154 2009-04-04 Jan Hubicka <jh@suse.cz>
6156 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
6157 last_basic_block for size of bb->index indexed array.
6158 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
6159 compute_out, link_btr_uses, build_btr_def_use_webs,
6160 build_btr_def_use_webs, migrate_btr_defs): Likewise.
6162 2009-04-04 Jan Hubicka <jh@suse.cz>
6164 * except.c (remove_eh_handler_and_replace): Break out from ...
6165 (remove_eh_handler): ... here.
6166 (bring_to_root): New function.
6167 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
6168 handled ones, bring others to root of tree.
6170 2009-04-04 Jan Hubicka <jh@suse.cz>
6172 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
6173 (all_phis_safe_to_merge): New function.
6174 (update_info): New structure.
6175 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
6176 (cleanup_empty_eh): Update SSA if possible.
6178 2009-04-04 Richard Guenther <rguenther@suse.de>
6180 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
6181 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
6182 (append_vuse): Likewise.
6184 2009-04-04 Jakub Jelinek <jakub@redhat.com>
6186 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
6187 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
6188 instead of REG_UNSAVED for DW_CFA_undefined.
6189 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
6190 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
6193 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
6196 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
6197 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
6198 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
6200 2009-04-04 Richard Guenther <rguenther@suse.de>
6202 PR tree-optimization/8781
6203 PR tree-optimization/37892
6204 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
6205 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
6206 (valueize_refs): Call it for *& valueizations.
6207 (shared_reference_ops_from_ref): Rename to ...
6208 (valueize_shared_reference_ops_from_ref): ... this and valueize.
6209 (shared_reference_ops_from_call): Rename to ...
6210 (valueize_shared_reference_ops_from_call): ... this and valueize.
6211 (vn_reference_lookup): Update.
6212 (visit_reference_op_call): Likewise.
6213 * tree-ssa-pre.c (phi_translate_1): Fold *&.
6214 (eliminate): Value-replace the call address in call statements.
6216 2009-04-04 Richard Guenther <rguenther@suse.de>
6218 PR tree-optimization/39636
6219 * tree-ssa-forwprop.c
6220 (forward_propagate_addr_into_variable_array_index): Check for
6221 GIMPLE_ASSIGN before accessing the rhs code.
6223 2009-04-03 Jason Merrill <jason@redhat.com>
6225 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
6227 2009-04-03 Steve Ellcey <sje@cup.hp.com>
6229 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
6230 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
6231 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
6232 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
6233 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
6234 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
6235 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
6236 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
6237 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
6238 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
6239 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
6240 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
6241 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
6242 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
6243 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
6244 Use fr_reg_or_fp01_operand instead of fr_register_operand
6246 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
6247 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
6248 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
6250 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
6252 PR rtl-optimization/39607
6253 PR rtl-optimization/39631
6257 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6258 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
6259 instead of DF_LR_OUT.
6260 * ira-lives.c (process_bb_node_lives): Ditto.
6261 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
6262 instead of DF_LR_{OUT,IN}.
6263 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
6264 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
6266 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
6268 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
6269 (execute_lower_omp): Always run but take the short way out if -fopenmp
6271 (gate_lower_omp): Remove, forcing the pass manager to always run the
6272 pass and always set PROP_gimple_lomp.
6273 (pass_lower_omp): Remove gate function.
6274 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
6275 PROP_trees. Instead, require it.
6276 * ipa-cp.c (pass_ipa_cp): Likewise.
6277 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
6278 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
6279 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
6280 and PROP_gimple_leh.
6282 2009-04-03 Richard Guenther <rguenther@suse.de>
6285 PR tree-optimization/23940
6286 PR tree-optimization/33237
6289 PR tree-optimization/36201
6290 PR tree-optimization/36230
6291 PR tree-optimization/38049
6292 PR tree-optimization/38207
6293 PR tree-optimization/38230
6294 PR tree-optimization/38301
6295 PR tree-optimization/38585
6297 PR tree-optimization/38985
6298 PR tree-optimization/39299
6299 * tree-ssa-structalias.h: Remove.
6300 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
6301 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
6302 (struct vuse_element_d): Remove.
6303 (struct vuse_vec_d): Likewise.
6304 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
6305 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
6306 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
6307 VUSE_ELEMENT_VAR): Likewise.
6308 (struct voptype_d): Likewise.
6309 (NUM_VOP_FREE_BUCKETS): Likewise.
6310 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
6311 (struct stmt_operands_d): Remove.
6312 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
6313 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
6314 VDEF_NUM, VDEF_VECT): Likewise.
6315 (copy_virtual_operands): Remove.
6316 (operand_build_cmp): Likewise.
6317 (create_ssa_artificial_load_stmt): Likewise.
6318 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
6319 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
6320 vuse_index and mayuse_index members. Pack and move done and iter_type
6321 members to the front.
6322 (SSA_OP_VMAYUSE): Remove.
6323 (SSA_OP_VIRTUAL_USES): Adjust.
6324 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
6325 (unlink_stmt_vdef): Declare.
6326 (add_to_addressable_set): Remove.
6327 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
6328 (vrp_visit_stmt): Likewise.
6329 * doc/tree-ssa.texi (Alias analysis): Update.
6330 * doc/invoke.texi (max-aliased-vops): Remove docs.
6331 (avg-aliased-vops): Likewise.
6332 * tree-into-ssa.c (syms_to_rename): Remove.
6333 (need_to_update_vops_p): Likewise.
6334 (need_to_initialize_update_ssa_p): Rename to ...
6335 (update_ssa_initialized_fn): ... this. Track function we are
6337 (symbol_marked_for_renaming): Simplify.
6338 (add_new_name_mapping): Do not set need_to_update_vops_p.
6339 (dump_currdefs): Use SYMS_TO_RENAME.
6340 (rewrite_update_stmt): Always walk all uses/defs.
6341 (dump_update_ssa): Adjust.
6342 (init_update_ssa): Take function argument. Track what we are
6344 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
6345 (create_new_def_for): Initialize for cfun, assert we are initialized
6347 (mark_sym_for_renaming): Simplify.
6348 (mark_set_for_renaming): Do not initialize update-ssa.
6349 (need_ssa_update_p): Simplify. Take function argument.
6350 (name_mappings_registered_p): Assert we ask for the correct function.
6351 (name_registered_for_update_p): Likewise.
6352 (ssa_names_to_replace): Likewise.
6353 (release_ssa_name_after_update_ssa): Likewise.
6354 (update_ssa): Likewise. Use SYMS_TO_RENAME.
6355 (dump_decl_set): Do not print a newline.
6356 (debug_decl_set): Do it here.
6357 (dump_update_ssa): And here.
6358 * tree-ssa-loop-im.c (move_computations): Adjust.
6359 (movement_possibility): Likewise.
6360 (determine_max_movement): Likewise.
6361 (gather_mem_refs_stmt): Likewise.
6362 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
6364 * tree-complex.c (update_all_vops): Remove.
6365 (expand_complex_move): Adjust.
6366 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
6367 Simplify test for memory referencing statement. Exclude
6368 non-invariant ADDR_EXPRs.
6369 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
6370 * tree-loop-distribution.c (generate_memset_zero): Adjust.
6371 (rdg_flag_uses): Likewise.
6372 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
6374 (tree_optimize_tail_calls_1): Also split the
6375 edge from the entry block if we have degenerate PHI nodes in
6376 the first basic block.
6377 * tree.c (init_ttree): Remove memory-tag related code.
6378 (tree_code_size): Likewise.
6379 (tree_node_structure): Likewise.
6380 (build7_stat): Re-write to be build6_stat.
6381 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
6382 (SSA_VAR_P): Adjust.
6383 (struct tree_memory_tag): Remove.
6384 (struct tree_memory_partition_tag): Likewise.
6385 (union tree_node): Adjust.
6386 (build7): Re-write to be build6.
6387 * tree-pass.h (pass_reset_cc_flags): Remove.
6388 (TODO_update_address_taken): New flag.
6389 (pass_simple_dse): Remove.
6390 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
6391 * params.h (MAX_ALIASED_VOPS): Remove.
6392 (AVG_ALIASED_VOPS): Likewise.
6393 * omp-low.c (expand_omp_taskreg): Update SSA form.
6394 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
6395 aliases the lhs in a copy stmt.
6396 * tree-ssa-dse.c (struct address_walk_data): Remove.
6397 (memory_ssa_name_same): Likewise.
6398 (memory_address_same): Likewise.
6399 (get_kill_of_stmt_lhs): Likewise.
6400 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
6401 unused stores. Look through PHI nodes into post-dominated regions.
6402 (dse_optimize_stmt): Simplify. Properly remove stores.
6403 (tree_ssa_dse): Compute dominators.
6404 (execute_simple_dse): Remove.
6405 (pass_simple_dse): Likewise.
6406 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
6407 gimple_loaded_syms and gimple_stored_syms computation.
6408 * toplev.c (dump_memory_report): Dump alias and pta stats.
6409 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
6410 (vn_reference_eq): Likewise.
6411 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
6412 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
6413 valueize_vuses): Remove.
6414 (get_def_ref_stmt_vuses): Simplify. Rename to ...
6415 (get_def_ref_stmt_vuse): ... this.
6416 (vn_reference_lookup_2): New function.
6417 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
6418 walking equivalent vuses. Simplify.
6419 (vn_reference_lookup): Likewise.
6420 (vn_reference_insert): Likewise.
6421 (vn_reference_insert_pieces): Likewise.
6422 (visit_reference_op_call): Simplify.
6423 (visit_reference_op_load): Likewise.
6424 (visit_reference_op_store): Likewise.
6425 (init_scc_vn): Remove shared_lookup_vuses initialization.
6426 (free_scc_vn): Remove shared_lookup_vuses freeing.
6427 (sort_vuses, sort_vuses_heap): Remove.
6428 (get_ref_from_reference_ops): Export.
6429 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
6430 vector with single vuse pointer.
6431 (vn_reference_lookup_pieces, vn_reference_lookup,
6432 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
6433 (shared_vuses_from_stmt): Remove.
6434 (get_ref_from_reference_ops): Declare.
6435 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
6436 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6437 memory-tag related code.
6438 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
6439 (likely_value): Add comment, skip static-chain of call statements.
6440 (surely_varying_stmt_p): Adjust.
6441 (gimplify_and_update_call_from_tree): Likewise.
6442 (execute_fold_all_builtins): Do not rebuild alias info.
6443 (gimplify_and_update_call_from_tree): Properly update VOPs.
6444 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
6445 (copy_ref_info): Remove memory-tag related code.
6446 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
6447 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
6448 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
6450 * tree-ssa-dom.c (gimple_p): Remove typedef.
6451 (eliminate_redundant_computations): Adjust.
6452 (record_equivalences_from_stmt): Likewise.
6453 (avail_expr_hash): Likewise.
6454 (avail_expr_eq): Likewise.
6455 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
6456 (stmt_makes_single_load): Likewise.
6457 (stmt_makes_single_store): Likewise.
6458 * tree-ssa-alias.c: Rewrite completely.
6459 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
6460 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
6461 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
6462 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
6463 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
6464 Remove public functions.
6465 (pass_reset_cc_flags): Remove.
6466 (pass_build_alias): Move ...
6467 * tree-ssa-structalias.c (pass_build_alias): ... here.
6468 * tree-ssa-alias.c (may_be_aliased): Move ...
6469 * tree-flow-inline.h (may_be_aliased): ... here.
6470 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
6471 count_uses_and_derefs): Move ...
6472 * gimple.c: ... here.
6473 * gimple.h (count_uses_and_derefs): Declare.
6474 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
6475 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
6476 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
6477 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
6478 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
6479 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
6480 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
6482 * tree-dfa.c (refs_may_alias_p): Move ...
6483 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
6484 * tree-ssa-alias.h: New file.
6485 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
6486 (statement_sink_location): Likewise.
6487 * opts.c (decode_options): Do not adjust max-aliased-vops or
6488 avg-aliased-vops values.
6489 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
6490 (TV_CALL_CLOBBER): Likewise.
6491 (TV_FLOW_SENSITIVE): Likewise.
6492 (TV_FLOW_INSENSITIVE): Likewise.
6493 (TV_MEMORY_PARTITIONING): Likewise.
6494 (TV_ALIAS_STMT_WALK): New timevar.
6495 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
6496 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
6497 (get_address_description): Remove memory-tag related code.
6498 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
6499 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
6500 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
6501 and immediate uses in statements. Document.
6502 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
6503 (dump_symbols): Remove.
6504 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
6505 * alias.c (get_deref_alias_set): New function split out from ...
6506 (get_alias_set): ... here.
6507 * alias.h (get_deref_alias_set): Declare.
6508 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
6509 type parameter. Remove restrict pointer handling. Create a
6510 ref-all pointer in case type-based alias sets do not conflict.
6511 (vect_analyze_data_refs): Remove SMT related code.
6512 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
6513 (vectorizable_load): Likewise.
6514 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
6515 (DR_SYMBOL_TAG, DR_VOPS): Remove.
6516 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
6517 Ignore vops and SMTs.
6518 (dr_analyze_alias): Likewise..
6519 (free_data_ref): Likewise.
6520 (create_data_ref): Likewise.
6521 (analyze_all_data_dependences): Likewise.
6522 (get_references_in_stmt): Adjust.
6523 * tree-flow-inline.h (gimple_aliases_computed_p,
6524 gimple_addressable_vars, gimple_call_clobbered_vars,
6525 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
6526 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
6527 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
6528 gimple_mem_ref_stats): Remove.
6529 (gimple_vop): New function.
6530 (op_iter_next_use): Remove vuses and mayuses cases.
6531 (op_iter_next_def): Remove vdefs case.
6532 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
6533 (clear_and_done_ssa_iter): Do not set removed fields.
6534 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
6535 Assert we are not iterating over vuses or vdefs if not also
6536 iterating over uses or defs.
6537 (op_iter_init_use): Likewise.
6538 (op_iter_init_def): Likewise.
6539 (op_iter_next_vdef): Remove.
6540 (op_iter_next_mustdef): Likewise.
6541 (op_iter_init_vdef): Likewise.
6542 (compare_ssa_operands_equal): Likewise.
6543 (link_use_stmts_after): Handle vuse operand.
6544 (is_call_used): Use is_call_clobbered.
6545 (is_call_clobbered): Global variables are always call clobbered,
6546 query the call-clobbers bitmap.
6547 (mark_call_clobbered): Ignore global variables.
6548 (clear_call_clobbered): Likewise.
6549 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
6550 virtual operands sanity check.
6551 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
6553 (TARGET_MEM_REF): Remove TMR_TAG operand.
6554 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
6555 Remove call-clobber related code.
6556 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
6557 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
6558 partitions or escape reason.
6559 (get_single_def_stmt, get_single_def_stmt_from_phi,
6560 get_single_def_stmt_with_phi): Remove.
6561 (dump_referenced_vars): Tidy.
6562 (get_ref_base_and_extent): Allow bare decls.
6563 (collect_dfa_stats): Adjust.
6564 * graphite.c (rename_variables_in_stmt): Adjust.
6565 (graphite_copy_stmts_from_block): Likewise.
6566 (translate_clast): Likewise.
6567 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
6569 (translate_vuse_through_block): Use the oracle.
6570 (phi_translate_1): Adjust.
6571 (value_dies_in_block_x): Use the oracle. Cache the outcome
6573 (valid_in_sets): Check if the VUSE for
6574 a REFERENCE is available.
6575 (eliminate): Do not remove stmts during elimination,
6576 instead queue and remove them afterwards.
6577 (do_pre): Do not rebuild alias info.
6578 (pass_pre): Run TODO_rebuild_alias before PRE.
6579 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
6580 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
6581 (mark_all_v_defs_stmt): Remove.
6582 (mark_all_v_defs_seq): Adjust.
6583 (sra_replace): Likewise.
6584 (scalarize_use): Likewise.
6585 (scalarize_copy): Likewise.
6586 (scalarize_init): Likewise.
6587 (scalarize_ldst): Likewise.
6588 (todoflags): Remove.
6589 (tree_sra): Do not rebuild alias info.
6590 (tree_sra_early): Adjust.
6591 (pass_sra): Run TODO_update_address_taken before SRA.
6592 * tree-predcom.c (set_alias_info): Remove.
6593 (prepare_initializers_chain): Do not call it.
6594 (mark_virtual_ops_for_renaming): Adjust.
6595 (mark_virtual_ops_for_renaming_list): Remove.
6596 (initialize_root_vars): Adjust.
6597 (initialize_root_vars_lm): Likewise.
6598 (prepare_initializers_chain): Likewise.
6599 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
6600 (may_propagate_copy_into_stmt): Likewise.
6601 (merge_alias_info): Do nothing for now.
6602 (propagate_tree_value_into_stmt): Adjust.
6603 (stmt_may_generate_copy): Likewise.
6604 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
6605 not mark symbols for renaming.
6606 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
6607 with the same statement, make sure to update the new pointed-to one.
6608 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
6609 call statements, do not mark symbols for renaming.
6610 (mark_operand_necessary): Dump something.
6611 (ref_may_be_aliased): New function.
6612 (mark_aliased_reaching_defs_necessary_1): New helper function.
6613 (mark_aliased_reaching_defs_necessary): Likewise.
6614 (mark_all_reaching_defs_necessary_1): Likewise.
6615 (mark_all_reaching_defs_necessary): Likewise.
6616 (propagate_necessity): Do not process virtual PHIs. For
6617 non-aliased loads mark all reaching definitions as necessary.
6618 For aliased loads and stores mark the immediate dominating
6619 aliased clobbers as necessary.
6620 (visited): New global static.
6621 (perform_tree_ssa_dce): Free visited bitmap after propagating
6623 (remove_dead_phis): Perform simple dead virtual PHI removal.
6624 (remove_dead_stmt): Properly unlink virtual operands when
6626 (eliminate_unnecessary_stmts): Schedule PHI removal after
6628 * tree-ssa-ter.c (is_replaceable_p): Adjust.
6629 (process_replaceable): Likewise.
6630 (find_replaceable_in_bb): Likewise.
6631 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
6632 based on the single gimple vop.
6633 (verify_flow_insensitive_alias_info): Remove.
6634 (verify_flow_sensitive_alias_info): Likewise.
6635 (verify_call_clobbering): Likewise.
6636 (verify_memory_partitions): Likewise.
6637 (verify_alias_info): Likewise.
6638 (verify_ssa): Adjust..
6639 (execute_update_addresses_taken): Export. Update SSA
6640 manually. Optimize only when optimizing. Use a local bitmap.
6641 (pass_update_address_taken): Remove TODO_update_ssa, add
6643 (pass_update_address_taken): Just use TODO_update_address_taken.
6644 (init_tree_ssa): Do not initialize addressable_vars.
6645 (verify_ssa): Verify new VUSE / VDEF properties.
6646 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
6647 Do not call verify_alias_info.
6648 (delete_tree_ssa): Clear the VUSE, VDEF operands.
6649 Do not free the loaded and stored syms bitmaps. Reset the escaped
6650 and callused solutions. Do not free addressable_vars.
6651 Remove memory-tag related code.
6652 (warn_uninitialized_var): Aliases are always available.
6653 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
6654 * lambda-code.c (can_put_in_inner_loop): Adjust.
6655 (can_put_after_inner_loop): Likewise.
6656 (perfect_nestify): Likewise.
6657 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
6658 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
6659 (vectorizable_conversion): Do not mark symbols for renaming.
6660 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
6661 (expand_call_inline): Unlink the calls virtual operands before
6663 (tree_function_versioning): Do not call update_ssa if we are not
6664 updating clones. Simplify.
6665 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
6666 (propagate_with_phi): Likewise..
6667 * tree-outof-ssa.c (create_temp): Remove memory tag and call
6668 clobber code. Assert we are not aliased or global.
6669 * tree-flow.h: Include tree-ssa-alias.h
6670 (enum escape_type): Remove.
6671 (struct mem_sym_stats_d): Likewise.
6672 (struct mem_ref_stats_d): Likewise.
6673 (struct gimple_df): Add vop member. Remove global_var,
6674 call_clobbered_vars, call_used_vars, addressable_vars,
6675 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
6676 escaped and callused members.
6677 (struct ptr_info_def): Remove all members, add points-to solution
6679 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
6680 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
6681 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
6682 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
6683 (tree-ssa-alias.o): Likewise.
6684 (toplev.o): Add tree-ssa-alias.h
6685 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
6686 * gimple.c (gimple_set_bb): Fix off-by-one error.
6687 (is_gimple_reg): Do not handle memory tags.
6688 (gimple_copy): Also copy virtual operands.
6689 Delay updating the statement. Do not reset loaded and stored syms.
6690 (gimple_set_stored_syms): Remove.
6691 (gimple_set_loaded_syms): Likewise.
6692 (gimple_call_copy_skip_args): Copy the virtual operands
6693 and mark the new statement modified.
6694 * tree-ssa-structalias.c (may_alias_p): Remove.
6695 (set_uids_in_ptset): Take the alias set to prune with as
6696 parameter. Fold in the alias test of may_alias_p.
6697 (compute_points_to_sets): Compute whether a ptr is dereferenced
6699 (process_constraint): Deal with &ANYTHING on the lhs, reject all
6700 other ADDRESSOF constraints on the lhs.
6701 (get_constraint_for_component_ref): Assert that we don't get
6702 ADDRESSOF constraints from the base of the reference.
6703 Properly generate UNKNOWN_OFFSET for DEREF if needed.
6704 (struct variable_info): Remove collapsed_to member.
6705 (get_varinfo_fc): Remove.
6706 (new_var_info): Do not set collapsed_to.
6707 (dump_constraint): Do not follow cycles.
6708 (dump_constraint_graph): Likewise.
6709 (build_pred_graph): Likewise.
6710 (build_succ_graph): Likewise.
6711 (rewrite_constraints): Likewise.
6712 (do_simple_structure_copy): Remove.
6713 (do_rhs_deref_structure_copy): Remove.
6714 (do_lhs_deref_structure_copy): Remove.
6715 (collapse_rest_of_var): Remove.
6716 (do_structure_copy): Re-implement.
6717 (pta_stats): New global variable.
6718 (dump_pta_stats): New function.
6719 (struct constraint_expr): Make offset signed.
6720 (UNKNOWN_OFFSET): Define special value.
6721 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
6722 (solution_set_expand): New helper function split out from ...
6723 (do_sd_constraint): ... here.
6724 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
6725 (do_ds_constraint): Likewise.
6726 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
6727 and CALLUSED = *CALLUSED.
6728 (set_union_with_increment): Make inc argument signed.
6729 (type_safe): Remove.
6730 (get_constraint_for_ptr_offset): Handle unknown and negative
6732 (first_vi_for_offset): Handle offsets before start. Bail
6733 out early for offsets beyond the variable extent.
6734 (first_or_preceding_vi_for_offset): New function.
6735 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
6736 Together with ESCAPED = *ESCAPED this properly computes reachability.
6737 (find_what_var_points_to): New function.
6738 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
6739 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
6740 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
6741 pt_solutions_intersect): New functions.
6742 (compute_call_used_vars): Remove.
6743 (compute_may_aliases): New main entry into PTA computation.
6744 * gimple.h (gimple_p): New typedef.
6745 (struct gimple_statement_base): Remove references_memory_p.
6746 (struct gimple_statement_with_memory_ops_base): Remove
6747 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
6749 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
6750 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
6751 gimple_set_references_memory): Remove.
6752 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
6753 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
6755 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
6756 (verify_expr): Allow RESULT_DECL.
6757 (gimple_duplicate_bb): Do not copy virtual operands.
6758 (gimple_duplicate_sese_region): Adjust.
6759 (gimple_duplicate_sese_tail): Likewise.
6760 (mark_virtual_ops_in_region): Remove.
6761 (move_sese_region_to_fn): Do not call it.
6762 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
6763 and pass_simple_dse.
6764 (execute_function_todo): Handle TODO_update_address_taken,
6765 call execute_update_addresses_taken for TODO_rebuild_alias.
6766 (execute_todo): Adjust.
6767 (execute_one_pass): Init dump files early.
6768 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
6770 (create_general_new_stmt): Clear vops.
6771 * tree-ssa-reassoc.c (get_rank): Adjust.
6772 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
6773 symbols for renaming.
6774 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
6775 (PARAM_AVG_ALIASED_VOPS): Likewise.
6776 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
6777 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
6778 * tree-ssa-operands.c: Simplify for new virtual operand representation.
6779 (operand_build_cmp, copy_virtual_operands,
6780 create_ssa_artificial_load_stmt, add_to_addressable_set,
6781 gimple_add_to_addresses_taken): Remove public functions.
6782 (unlink_stmt_vdef): New function.
6784 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6786 * config.gcc (powerpc-*-linux*): Merge variants.
6788 2009-04-02 Chao-ying Fu <fu@mips.com>
6789 James Grosbach <james.grosbach@microchip.com>
6791 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
6792 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
6794 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
6795 keep_interrupts_masked_p, use_debug_exception_return_p.
6796 (mips_attribute_table): Add interrupt, use_shadow_register_set,
6797 keep_interrupts_masked, use_debug_exception_return.
6798 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
6799 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
6801 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
6802 (mips_print_operand): Process COP0 registers to print $0 .. $31
6803 correctly for GAS to process.
6804 (mips_interrupt_extra_call_saved_reg_p): New function.
6805 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
6807 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6808 (mips_compute_frame_info): Add supports for interrupt context that
6809 includes doubleword accumulators and COP0 registers.
6810 (mips_for_each_saved_acc): New function.
6811 (mips_for_each_saved_gpr_and_fpr): Change the function name from
6812 mips_for_each_saved_reg.
6813 (mips_save_reg): Save accumulators.
6814 (mips_kernel_reg_p): A new for_each_rtx callback.
6815 (mips_expand_prologue): Support interrupt handlers.
6816 (mips_restore_reg): Restore accumulators.
6817 (mips_expand_epilogue): Support interrupt handlers.
6818 (mips_can_use_return_insn): Return false for interrupt handlers.
6819 (mips_epilogue_uses): New function.
6820 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
6821 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
6822 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
6823 cop0_move): New instructions.
6824 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
6825 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
6827 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
6829 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
6830 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
6831 interrupt handlers, we use K0 as the temporary register.
6832 (EPILOGUE_USES): Change to a function call.
6833 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
6834 handlers, we use K0 as the temporary register.
6836 * doc/extend.texi (Function Attributes): Document interrupt,
6837 use_shadow_register_set, keep_interrupts_masked,
6838 use_debug_exception_return for MIPS attributes.
6840 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6842 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
6843 Remove a number of t-files from tmake_file.
6844 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
6845 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
6846 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
6847 target_prototype, not TARGET_PROTOTYPE.
6848 (LINK_OS_GNU_SPEC): Define.
6849 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
6850 and darwin-ldoubdle.c.
6852 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6855 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
6856 (cpp_options): Ditto.
6857 (default_compilers): Ditto.
6858 (display_help): Ditto.
6859 (process_command): Ditto.
6861 (set_input): Use lbasename instead of duplicate code.
6862 (save_temps_prefix): New static for -save-temps=obj.
6863 (save_temps_length): Ditto.
6865 * doc/invoke.texi (-save-temps=obj): Document new variant to
6868 2009-04-02 Jeff Law <law@redhat.com>
6870 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
6873 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
6875 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
6876 * configure: Regenerated.
6878 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6880 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
6881 share the argument list.
6883 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6887 2009-02-12 Diego Novillo <dnovillo@google.com>
6889 * varpool.c (debug_varpool): New.
6890 * cgraph.h (debug_varpool): Declare.
6892 2009-04-02 Jan Hubicka <jh@suse.cz>
6894 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
6897 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
6899 * config/i386/i386.c (ix86_abi): Move initialization to ...
6900 (override_options): Here.
6902 2009-04-02 Christian Bruel <christian.bruel@st.com>
6904 * config/sh/sh.c (sh_dwarf_register_span): New function.
6905 (TARGET_DWARF_REGISTER_SPAN): Define.
6906 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
6908 2009-04-02 Ira Rosen <irar@il.ibm.com>
6910 PR tree-optimization/39595
6911 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
6912 interleaved loads group is not greater than the SLP group size.
6914 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6916 * builtins.c (is_builtin_name): New.
6917 (called_as_built_in): Use is_builtin_name.
6918 * tree.h (is_builtin_name): New.
6919 * varasm.c (incorporeal_function_p): Use is_builtin_name
6921 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
6923 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
6925 2009-04-02 Dodji Seketeli <dodji@redhat.com>
6928 * c-decl.c (clone_underlying_type): Move this ...
6929 * c-common.c (set_underlying_type): ... here.
6930 Also, make sure the function properly sets TYPE_STUB_DECL() on
6931 the newly created typedef variant type.
6932 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
6933 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
6936 2009-04-02 Richard Guenther <rguenther@suse.de>
6938 PR tree-optimization/37221
6939 * tree-flow.h (degenerate_phi_result): Declare.
6940 * tree-ssa-dom.c (degenerate_phi_result): Export.
6941 * tree-scalar-evolution.c (analyze_initial_condition): If
6942 the initial condition is defined by a degenerate PHI node
6943 use the degenerate value.
6945 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
6947 PR rtl-optimization/39588
6948 * combine.c (merge_outer_ops): Do not set the constant when this
6950 (simplify_shift_const_1): Do not modify it either in this case.
6952 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
6954 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
6955 tuning is deprecated if -mtune value is set to an Itanium1 variant.
6957 2009-04-01 Janis Johnson <janis187@us.ibm.com>
6960 * c-lex.c (interpret_float): Default (no suffix) is double.
6962 2009-04-1 Xinliang David Li <davidxl@google.com>
6964 * config/i386/i386.c (legitimate_constant_p): Recognize
6965 all one vector constant.
6967 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6969 * config/vax/vax.c: Add #includes to silence warnings.
6970 Change #include order to silence two warnings.
6972 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6974 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
6975 (ASM_SPEC): Pass -k to the assembler for PIC code.
6977 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6979 * config.gcc: Add vax-*-linux* to the switch.
6980 * config/vax/linux.h: New file. (TARGET_VERSION,
6981 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
6983 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6985 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
6986 Use predicate macros instead of GET_CODE() == foo.
6987 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
6988 ashlsi3, rotrsi3, <unnamed>): Likewise.
6990 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6992 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
6993 jbbccihi, jbbccisi): Remova trailing whitespace.
6994 * config/vax/constraints.md: Likewise.
6995 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6996 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
6997 * config/vax/predicates.md: Likewise.
6998 * config/vax/vax.c (print_operand_address, vax_output_int_move,
6999 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
7000 * config/vax/vax.h: Likewise.
7001 * config/vax/vax.md (nonlocal_goto): Likewise.
7003 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7005 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
7006 (indirectable_address_p, adjacent_operands_p): Add spaces around
7008 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
7010 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7012 * config/vax/vax.c (legitimate_constant_address_p,
7013 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
7014 index_term_p, reg_plus_index_p, legitimate_address_p,
7015 vax_mode_dependent_address_p): Update comments to match functions
7016 modified by the recent int->bool conversion.
7018 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7020 * config/vax/builtins.md: Update copyright message.
7021 * config/vax/constraints.md: Likewise.
7022 * config/vax/netbsd-elf.h: Likewise.
7023 * config/vax/predicates.md: Likewise.
7024 * config/vax/vax-protos.h: Likewise.
7025 * config/vax/vax.c: Likewise.
7026 * config/vax/vax.h: Likewise.
7027 * config/vax/vax.md: Likewise.
7028 * config/vax/vax.opt: Likewise.
7030 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7032 * config/vax/builtins.md (ffssi2, ffssi2_internal,
7033 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
7034 * config/vax/constraints.md (B, R): Likewise.
7035 * config/vax/predicates.md (external_memory_operand,
7036 nonimmediate_addsub_di_operand): Likewise.
7037 * config/vax/vax.c (vax_output_int_add): Likewise.
7038 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
7039 untyped_call): Likewise.
7041 2009-04-01 Matt Thomas <matt@3am-software.com>
7043 * config/vax/predicates.md: New file.
7044 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
7045 external_const_operand, nonsymbolic_operand, external_memory_operand,
7046 indirect_memory_operand, indexed_memory_operand,
7047 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
7048 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
7050 * config/vax/constraints.md: New file.
7051 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
7053 * config/vax/builtins.md: New file.
7054 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
7055 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
7057 * config/vax/vax.opt (mqmath): Add option.
7058 * config/vax/vax.md (isfx): Extend with DI.
7059 (VAXintQH, VAXintQHSD): Define.
7060 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
7061 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
7062 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
7063 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
7064 (movdi): Update constraints and use vax_output_int_move().
7065 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
7066 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
7067 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
7068 nonlocal_goto): New.
7069 (mov<mode>): Extend accepted operand types.
7070 (subdi3_old): Rename from subdi3, change update constraints and use
7071 a new implementation.
7072 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
7073 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
7074 MOVE_RATIO, CLEAR_RATIO): Define.
7075 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
7076 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
7077 (PRINT_OPERAND): Redefine using a function instead of inlined code.
7078 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
7079 (split_quadword_operands): Make static and really allow variable
7081 (print_operand_address): Update for PIC generation.
7082 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
7083 indexable_address_p, fixup_mathdi_operand,
7084 vax_expand_addsub_di_operands, adjacent_operands_p): New.
7085 (vax_float_literal, legitimate_constant_p,
7086 indirectable_constant_address_p, index_term_p,
7087 reg_plus_index_p): Return bool instead of int.
7088 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
7090 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
7092 (vax_output_conditional_branch): Indent.
7093 (legitimate_constant_address_p, indirectable_constant_address_p,
7094 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
7095 vax_mode_dependent_address_p): Return bool instead of int, update for
7097 * config/vax/vax-protos.h (legitimate_constant_address_p,
7098 legitimate_constant_p, legitimate_address_p,
7099 vax_mode_dependent_address_p): Change declaration to bool.
7100 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
7101 vax_expand_addsub_di_operands, vax_output_int_subtract,
7102 vax_output_movmemsi): Declare.
7103 (split_quadword_operands, vax_float_literal): Delete declaration.
7104 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
7105 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
7106 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
7107 ASM_OUTPUT_DWARF_PCREL): Define.
7108 (ASM_SPEC): Change definition to allow PIC generation.
7110 2009-04-01 Steve Ellcey <sje@cup.hp.com>
7112 * doc/sourcebuild.texi: Update front-end requirements.
7114 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7117 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
7118 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
7119 (booldi3_internal3): Use boolean_or_operator instead of
7122 2009-04-01 Joseph Myers <joseph@codesourcery.com>
7125 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
7126 declarator whose size is not an integer constant expression but
7127 folds to an integer constant, then treat it as a constant
7130 2009-04-01 Richard Guenther <rguenther@suse.de>
7132 * fold-const.c (fold_plusminus_mult_expr): Do not fold
7133 i * 4 + 2 to (i * 2 + 1) * 2.
7135 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7138 * c-parser.c (c_parser_asm_statement): Skip until close paren and
7139 return if c_parser_asm_string_literal returned NULL.
7141 2009-04-01 Nick Clifton <nickc@redhat.com>
7143 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
7145 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
7146 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
7147 other typedefs to avoid conflicts with libgcc2.c. Define labels
7148 to gain 16-bit bit-manipulation functions from libgcc2.c and then
7150 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
7151 to gain 16-bit trapping arithmetic functions from libgcc2.c and
7154 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
7156 * varasm.c (default_function_rodata_section): Declare DOT as
7159 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
7160 Andrey Galkin <agalkin@hypercom.com>
7163 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
7164 Make object_name unique for each process.
7166 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7169 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
7170 addressable variables in the parallel that could go out of scope while
7171 running queued tasks.
7173 2009-04-01 Anatoly Sokolov <aesok@post.ru>
7175 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
7176 (CASE_VALUES_THRESHOLD): Redefine.
7177 * config/avr/avr.c (avr_override_options): Remove initialization of
7178 avr_case_values_threshold variable.
7179 (avr_case_values_threshold): Remove variable. Add new function.
7180 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
7181 * config/avr/avr.opt (mno-tablejump): Remove option.
7182 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
7184 2009-04-01 DJ Delorie <dj@redhat.com>
7186 * varasm.c (default_function_rodata_section): Don't assume
7187 anything about where the first '.' in the section name is.
7189 2009-04-01 Alan Modra <amodra@bigpond.net.au>
7191 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
7192 rs6000_emit_stack_tie.
7194 2009-03-31 Ian Lance Taylor <iant@google.com>
7196 * tree-eh.c (tree_remove_unreachable_handlers): Compare
7197 gimple_code with GIMPLE_RESX, not RESX.
7199 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7201 * c-common.c (c_get_ident): New.
7202 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
7204 2009-04-01 Ben Elliston <bje@au.ibm.com>
7206 * config/rs6000/sysv4.opt (msdata): Improve option description.
7208 2009-03-31 Steve Ellcey <sje@cup.hp.com>
7210 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
7211 (divdf3_internal_lat): Remove.
7212 (divxf3_internal_lat): Remove.
7213 (divxf3_internal_thr): Remove.
7214 (divxf): Use divxf3_internal.
7215 * config/ia64/div.md (divsf3_internal_lat): New.
7216 (divdf3_internal_lat): New.
7217 (divxf3_internal): New.
7219 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7222 * Makefile.in (USE_GCC_STDINT): Define.
7223 (stmp-int-hdrs): Install stdint.h if applicable.
7224 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
7226 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
7227 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
7228 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7229 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7230 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7231 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7232 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7233 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7234 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7235 (c_common_nodes_and_builtins): Initialize
7236 underlying_wchar_type_node. Do not initialize
7237 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
7238 nodes for new types.
7239 (c_stddef_cpp_builtins): Define macros for new types.
7240 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
7242 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
7243 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
7244 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
7245 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
7246 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
7247 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
7248 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
7249 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
7250 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
7251 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
7252 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
7253 int16_type_node, int32_type_node, int64_type_node,
7254 uint8_type_node, uint16_type_node, c_uint32_type_node,
7255 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
7256 int_least32_type_node, int_least64_type_node,
7257 uint_least8_type_node, uint_least16_type_node,
7258 uint_least32_type_node, uint_least64_type_node,
7259 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
7260 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
7261 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
7262 uintptr_type_node): Define.
7263 * c-cppbuiltin.c (builtin_define_constants,
7264 builtin_define_type_minmax): New.
7265 (builtin_define_stdint_macros): Define more macros.
7266 (c_cpp_builtins): Define more limit macros.
7268 (builtin_define_type_max): Define in terms of
7269 builtin_define_type_minmax. Remove is_long parameter. All
7271 * config.gcc (use_gcc_stdint): Define.
7272 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
7273 Add newlib-stdint.h for generic targets.
7274 * config/glibc-stdint.h, config/newlib-stdint.h,
7275 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
7276 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
7277 * config/score/score.h (UINTPTR_TYPE): Define.
7278 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7279 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7280 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7281 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7282 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7283 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7284 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7285 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7286 * config/spu/spu.h (STDINT_LONG32): Define.
7287 * configure.ac (use_gcc_stdint): Substitute.
7288 * configure: Regenerate.
7289 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
7290 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
7291 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
7292 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
7293 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
7294 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
7295 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
7296 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
7297 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
7298 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
7299 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
7300 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
7301 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
7302 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
7303 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
7304 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
7305 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
7306 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
7307 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
7308 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
7309 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
7310 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
7311 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7312 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7313 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7314 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7315 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7316 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7317 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
7319 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
7321 * loop-iv.c (suitable_set_for_replacement): Renamed from
7322 simplify_using_assignment; changed to return bool and to accept new
7323 args DEST and SRC. Return true iff we find a source/destination pair
7324 that can be used to make a replacement, and fill SRC and DEST if so.
7325 Remove arg ALTERED. Don't deal with altered regs here. All callers
7327 (simplify_using_initial_values): Deal with altered regs here and track
7328 more precisely the effect they have on the validity of our expression.
7330 * loop-iv.c (simplify_using_condition): A condition of the form
7331 (EQ REG CONST) can be used to simply make a substitution.
7332 (simplify_using_initial_values): Keep track of conditions we have seen
7333 and keep using them to simplify new expressions, while applying the
7334 same substitutions to them as to the expression.
7336 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7337 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
7340 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
7341 changed. Use this when trying to improve the upper bound.
7342 Generate the comparison by using simplify_gen_relational.
7344 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
7346 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
7348 (simplify_using_assignment, simplify_using_initial_values): Call
7349 replace_in_expr to make replacements. Call replace_single_def_regs
7350 once on the initial version of the expression.
7352 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7355 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
7357 2009-03-31 Richard Guenther <rguenther@suse.de>
7360 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
7361 equality comparisons. Fold C - X CMP X if C % 2 == 1.
7363 2009-03-31 Richard Guenther <rguenther@suse.de>
7365 * tree.h (div_if_zero_remainder): Declare.
7366 * fold-const.c (div_if_zero_remainder): Export.
7367 * tree-ssa-forwprop.c
7368 (forward_propagate_addr_into_variable_array_index): Handle
7369 constant array index addition outside of the variable index.
7371 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7374 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
7375 define_splits, floatunssi<mode>2): Require x87 conversions from
7376 DImode to be permitted.
7378 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7380 PR preprocessor/15638
7381 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
7383 2009-03-31 Richard Guenther <rguenther@suse.de>
7387 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
7388 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
7389 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
7390 a separate statement.
7391 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
7392 (lookup_tmp_var): Likewise.
7393 (is_gimple_formal_tmp_or_call_rhs): Remove.
7394 (is_gimple_reg_or_call_rhs): Rename to ...
7395 (is_gimple_reg_rhs_or_call): ... this.
7396 (is_gimple_mem_or_call_rhs): Rename to ...
7397 (is_gimple_mem_rhs_or_call): ... this.
7398 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
7399 DECL_GIMPLE_REG_P only if is_formal is true.
7400 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
7401 for non-proper post-modify expression gimplification.
7402 (gimplify_self_mod_expr): For post-modify expressions gimplify
7403 the lvalue to a minimal lvalue.
7404 (rhs_predicate_for): Remove formal temp case.
7405 (gimplify_modify_expr_rhs): Likewise.
7406 (gimplify_addr_expr): Use is_gimple_reg.
7407 (gimplify_expr): Remove formal temp cases.
7408 (gimple_regimplify_operands): Likewise.
7409 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
7410 and FILTER_EXPR like constants.
7411 * gimple.c (walk_gimple_op): Fix val_only initialization, use
7413 (is_gimple_formal_tmp_rhs): Remove.
7414 (is_gimple_reg_rhs): Remove special casing.
7415 (is_gimple_mem_rhs): Fix.
7416 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
7417 (is_gimple_formal_tmp_var): Remove.
7418 (is_gimple_formal_tmp_reg): Likewise.
7419 (is_gimple_min_lval): Allow invariant component ref parts.
7420 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
7421 is_gimple_formal_tmp_reg): Remove declarations.
7422 * tree-cfg.c (verify_expr): Verify that variables with address
7423 taken do not have DECL_GIMPLE_REG_P set.
7424 * tree-mudflap.c (mf_build_check_statement_for): Use
7425 force_gimple_operand instead of gimplify_expr.
7427 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
7429 * modulo-sched.c (sms_schedule_by_order): Pass the actual
7430 schedulable rows to compute_split_row.
7432 2009-03-31 Ben Elliston <bje@au.ibm.com>
7435 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
7438 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7440 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
7441 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
7442 * configure: Regenerate.
7443 * config.in: Regenerate.
7444 * config/rs6000/rs6000.opt (mtls-markers): Add.
7445 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
7446 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
7447 (tls_ld_aix, tls_ld_sysv): Likewise.
7448 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
7449 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
7451 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7453 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
7455 2009-03-30 Jan Hubicka <jh@suse.cz>
7457 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
7459 (tree_remove_unreachable_handlers): Cleanup EH predecestor
7460 detection and label handling.
7462 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7464 * ira-int.h (ira_allocno): Rename left_conflicts_num to
7465 left_conflicts_size.
7466 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
7467 ALLOCNO_LEFT_CONFLICTS_SIZE.
7469 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
7470 remove_allocno_from_bucket_and_push,
7471 allocno_spill_priority_compare, push_allocnos_to_stack,
7472 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7473 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
7474 (setup_allocno_left_conflicts_num): Ditto. Rename to
7475 setup_allocno_left_conflicts_size.
7476 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7477 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
7478 setup_allocno_left_conflicts_size instead of
7479 setup_allocno_left_conflicts_num.
7481 * ira-build.c (ira_create_allocno): Use
7482 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
7483 ALLOCNO_LEFT_CONFLICTS_NUM.
7485 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7487 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7488 instead of DF_LR_OUT.
7490 * ira-lives.c (process_bb_node_lives): Ditto.
7492 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7493 instead of DF_LR_{OUT,IN}.
7495 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7497 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7499 2009-03-30 Jan Hubicka <jh@suse.cz>
7501 * except.c (label_to_region_map): Fix thinko.
7503 2009-03-30 Steve Ellcey <sje@cup.hp.com>
7506 * tree.h (tree_find_value): New declaration.
7507 * tree.c (tree_find_value): New function.
7508 * varasm.c (assemble_external): Avoid duplicate entries on lists.
7510 2009-03-30 Jakub Jelinek <jakub@redhat.com>
7513 * c-decl.c (struct c_binding): Add locus field.
7514 (bind): Add locus argument, set locus field from it.
7515 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
7516 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
7517 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
7518 implicitly_declare, undeclared_variable, lookup_label,
7519 declare_label, c_make_fname_decl, c_builtin_function,
7520 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
7523 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
7526 * config/i386/i386.c (classify_argument): Check total size of
7529 2009-03-30 Martin Jambor <mjambor@suse.cz>
7531 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
7532 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
7533 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
7536 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
7537 seen_variable_array_ref while also traversing a union.
7539 * tree-inline.c (optimize_inline_calls): Do not call
7540 cgraph_node_remove_callees.
7541 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
7542 (pass_remove_cgraph_callee_edges): New variable.
7543 * passes.c (init_optimization_passes): Add
7544 pass_remove_cgraph_callee_edges after early inlining and before all
7545 late intraprocedural passes.
7547 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
7549 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7551 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
7554 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7556 * combine.c (simplify_comparison): Use have_insn_for.
7557 * dojump.c (do_jump): Likewise.
7559 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7561 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
7562 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
7563 sparc_compare_op0 like sparc_compare_emitted used to be handled.
7564 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
7565 instead of sparc_compare_emitted.
7566 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
7567 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
7568 instead of sparc_compare_emitted.
7570 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7572 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
7573 enter/exit cfglayout mode.
7574 (pass_partition_block): Require it.
7575 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
7576 (combine_instructions): Track basic blocks instead of labels.
7577 (update_cfg_for_uncondjump): New.
7578 (try_combine): Use it. Update jumps after rescanning.
7579 (pass_combine): Require PROP_cfglayout.
7580 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
7582 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7584 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
7585 Provide/destroy PROP_cfglayout respectively.
7586 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
7587 * tree-pass.h (PROP_cfglayout): New.
7589 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7591 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
7592 fold_convert_const_fixed_from_fixed,
7593 fold_convert_const_fixed_from_int,
7594 fold_convert_const_fixed_from_real, fold_negate_const): Do not
7595 set TREE_CONSTANT_OVERFLOW.
7596 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
7597 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
7599 2009-03-30 Ira Rosen <irar@il.ibm.com>
7601 * tree-vect-loop-manip.c: New file.
7602 * tree-vectorizer.c: Update documentation and included files.
7603 (vect_loop_location): Make extern.
7604 (rename_use_op): Move to tree-vect-loop-manip.c
7605 (rename_variables_in_bb, rename_variables_in_loop,
7606 slpeel_update_phis_for_duplicate_loop,
7607 slpeel_update_phi_nodes_for_guard1,
7608 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
7609 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
7610 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
7611 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
7612 find_loop_location): Likewise.
7613 (new_stmt_vec_info): Move to tree-vect-stmts.c.
7614 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
7615 get_vectype_for_scalar_type, vect_is_simple_use,
7616 supportable_widening_operation, supportable_narrowing_operation):
7618 (bb_in_loop_p): Move to tree-vect-loop.c.
7619 (new_loop_vec_info, destroy_loop_vec_info,
7620 reduction_code_for_scalar_code, report_vect_op,
7621 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
7622 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
7623 (vect_supportable_dr_alignment): Likewise.
7624 * tree-vectorizer.h (tree-data-ref.h): Include.
7625 (vect_loop_location): Declare.
7626 Reorganize function declarations according to the new file structure.
7627 * tree-vect-loop.c: New file.
7628 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
7629 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
7630 * tree-vect-data-refs.c: New file.
7631 * tree-vect-patterns.c (timevar.h): Don't include.
7632 * tree-vect-stmts.c: New file.
7633 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
7634 tree-vect-slp.c, tree-vect-loop.c.
7635 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
7636 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
7637 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
7638 (tree-vect-analyze.o): Remove.
7639 (tree-vect-transform.o): Likewise.
7640 (tree-vect-data-refs.o): Add rule.
7641 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
7642 tree-vect-slp.o): Likewise.
7643 (tree-vect-patterns.o): Remove redundant dependencies.
7644 (tree-vectorizer.o): Likewise.
7645 * tree-vect-slp.c: New file.
7647 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7649 * optc-gen.awk: Warn if an option flag has multiple different
7652 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
7654 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
7655 -floop-block): Document dependences on PPL, CLooG and Graphite.
7657 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7659 PR rtl-optimization/323
7660 * c-common.c (c_fully_fold, convert_and_check,
7661 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
7662 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
7663 * c-common.def (EXCESS_PRECISION_EXPR): New.
7664 * c-cppbuiltin.c (builtin_define_float_constants): Define
7665 constants with enough digits for long double.
7666 * c-lex.c (interpret_float): Interpret constant with excess
7667 precision where appropriate.
7668 * c-opts.c (c_common_post_options): Set
7669 flag_excess_precision_cmdline. Give an error for
7670 -fexcess-precision=standard for C++ for processors where the
7671 option is significant.
7672 * c-parser.c (c_parser_conditional_expression): Handle excess
7673 precision in condition.
7674 * c-typeck.c (convert_arguments): Handle arguments with excess
7676 (build_unary_op): Move excess precision outside operation.
7677 (build_conditional_expr): Likewise.
7678 (build_compound_expr): Likewise.
7679 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
7680 (build_modify_expr): Handle excess precision in RHS.
7681 (convert_for_assignment): Handle excess precision in converted
7683 (digest_init, output_init_element, process_init_element): Handle
7684 excess precision in initializer.
7685 (c_finish_return): Handle excess precision in return value.
7686 (build_binary_op): Handle excess precision in operands and add
7687 excess precision as needed for operation.
7688 * common.opt (-fexcess-precision=): New option.
7689 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
7690 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
7691 For standard excess precision, output explicit conversion to and
7692 truncation from XFmode.
7693 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
7694 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
7695 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
7696 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
7697 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
7698 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
7699 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
7700 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
7701 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
7702 define_splits, sqrt<mode>2): Disable where appropriate for
7703 standard excess precision.
7704 * convert.c (convert_to_real): Do not shorten arithmetic to type
7705 for which excess precision would be used.
7706 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
7707 * doc/invoke.texi (-fexcess-precision=): Document option.
7708 (-mfpmath=): Correct index entry.
7709 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
7710 flag_excess_precision): New.
7711 * langhooks.c (lhd_post_options): Set
7712 flag_excess_precision_cmdline.
7713 * opts.c (common_handle_option): Handle -fexcess-precision=.
7714 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
7715 init_excess_precision): New.
7716 (lang_dependent_init_target): Call init_excess_precision.
7717 * tree.c (excess_precision_type): New.
7718 * tree.h (excess_precision_type): Declare.
7720 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7723 * c-typeck.c (build_component_ref): Do not copy qualifiers from
7724 non-lvalue to component.
7726 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7728 PR preprocessor/34695
7729 * Makefile.in (c-opts.o): Depend on c-tree.h.
7730 * c-common.c: Move down include of diagnostic.h.
7731 (done_lexing, c_cpp_error): New.
7732 * c-common.h (done_lexing): Declare.
7733 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
7735 * c-opts.c: Include c-tree.h.
7736 (c_common_init_options): Set preprocessor error callback.
7737 (c_common_handle_option): Do not set preprocessor
7738 inhibit_warnings, warnings_are_errors, warn_system_headers,
7739 pedantic_errors or inhibit_warnings flags.
7740 (c_common_post_options): Do not check cpp_errors (parse_in).
7741 (c_common_finish): Do not output dependencies if there were
7742 errors. Do not check return value of cpp_finish.
7743 * c-ppoutput.c (pp_file_change): Set input_location.
7744 * c-tree.h (c_cpp_error): Declare.
7745 * diagnostic.c (diagnostic_set_info_translated): Also initialize
7747 (diagnostic_build_prefix): Check override_column.
7748 * diagnostic.h (diagnostic_info): Add override_column field.
7749 (diagnostic_override_column): Define.
7751 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
7753 * c-common.c (c_expand_expr, c_staticp): Remove.
7754 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
7755 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
7756 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
7757 * c-gimplify.c (gimplify_compound_literal_expr,
7758 optimize_compound_literals_in_ctor): Remove.
7759 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
7760 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
7761 * c-semantics.c (emit_local_var): Remove.
7763 * langhooks-def.h (lhd_expand_expr): Remove.
7764 * langhooks.c (lhd_expand_expr): Remove.
7765 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
7767 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
7768 handling from c-semantics.c; don't call into langhook.
7769 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
7770 * gimplify.c (gimplify_compound_literal_expr,
7771 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
7772 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
7773 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
7774 as was done in c-gimplify.c.
7775 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
7776 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
7777 Move from c-common.h.
7778 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
7780 * tree.c (staticp): Do not call langhook.
7781 * langhooks.c (lhd_staticp): Delete.
7782 * langhooks-def.h (lhd_staticp): Delete prototype.
7783 (LANG_HOOKS_STATICP): Delete.
7784 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
7786 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
7787 instead of DECL_STMTs.
7789 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7797 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
7799 (fold_call_expr): Return a NOP_EXPR from folding rather than the
7800 contained expression.
7801 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
7802 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
7803 conditional expressions for C.
7804 (decl_constant_value_for_optimization): Move from
7805 decl_constant_value_for_broken_optimization in c-typeck.c. Check
7806 whether optimizing and that the expression is a VAR_DECL not of
7807 array type instead of doing such checks in the caller. Do not
7808 check pedantic. Call gcc_unreachable for C++.
7809 * c-common.def (C_MAYBE_CONST_EXPR): New.
7810 * c-common.h (c_fully_fold, c_save_expr,
7811 decl_constant_value_for_optimization): New prototypes.
7812 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7813 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7814 EXPR_INT_CONST_OPERANDS): Define.
7815 * c-convert.c (convert): Strip nops from expression.
7816 * c-decl.c (groktypename): Take extra parameters expr and
7817 expr_const_operands. Update call to grokdeclarator.
7818 (start_decl): Update call to grokdeclarator. Add statement for
7819 expressions used in type of decl.
7820 (grokparm): Update call to grokdeclarator.
7821 (push_parm_decl): Update call to grokdeclarator.
7822 (build_compound_literal): Add parameter non_const and build a
7823 C_MAYBE_COSNT_EXPR if applicable.
7824 (grokdeclarator): Take extra parameters expr and
7825 expr_const_operands. Track expressions used in declaration
7826 specifiers and declarators. Fold array sizes and track whether
7827 they are constant expressions and whether they are integer
7828 constant expressions.
7829 (parser_xref_tag): Set expr and expr_const_operands fields in
7831 (grokfield): Update call to grokdeclarator.
7832 (start_function): Update call to grokdeclarator.
7833 (build_null_declspecs): Set expr and expr_const_operands fields in
7835 (declspecs_add_type): Handle expressions in typeof specifiers.
7836 * c-parser.c (c_parser_declspecs): Set expr and
7837 expr_const_operands fields for declaration specifiers.
7838 (c_parser_enum_specifier): Likewise.
7839 (c_parser_struct_or_union_specifier): Likewise.
7840 (c_parser_typeof_specifier): Likewise. Update call to
7841 groktypename. Fold expression as needed. Return expressions with
7842 type instead of adding statements.
7843 (c_parser_attributes): Update calls to c_parser_expr_list.
7844 (c_parser_statement_after_labels): Fold expression before passing
7845 to objc_build_throw_stmt.
7846 (c_parser_condition): Fold expression.
7847 (c_parser_asm_operands): Fold expression.
7848 (c_parser_conditional_expression): Use c_save_expr. Update call
7849 to build_conditional_expr.
7850 (c_parser_alignof_expression): Update call to groktypename.
7851 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
7852 original_code. Fold expression argument of va_arg. Create
7853 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
7854 argument to va_arg. Update calls to groktypename. Fold array
7855 index for offsetof. Verify that first argument to
7856 __builtin_choose_expr has integer type.
7857 (c_parser_postfix_expression_after_paren_type): Update calls to
7858 groktypename and build_compound_literal. Handle expressions with
7859 side effects in type name.
7860 (c_parser_postfix_expression_after_primary): Update call to
7861 c_parser_expr_list. Set original_code for calls to
7862 __builtin_constant_p.
7863 (c_parser_expr_list): Take extra parameter fold_p. Fold
7864 expressions if requested.
7865 (c_parser_objc_type_name): Update call to groktypename.
7866 (c_parser_objc_synchronized_statement): Fold expression.
7867 (c_parser_objc_receiver): Fold expression.
7868 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
7869 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
7870 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
7871 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
7872 (struct c_typespec): Add elements expr and expr_const_operands.
7873 (struct c_declspecs): Add elements expr and expr_const_operands.
7874 (groktypename, build_conditional_expr, build_compound_literal):
7876 (in_late_binary_op): Declare.
7877 * c-typeck.c (note_integer_operands): New function.
7878 (in_late_binary_op): New variable.
7879 (decl_constant_value_for_broken_optimization): Move to c-common.c
7880 and rename to decl_constant_value_for_optimization.
7881 (default_function_array_conversion): Do not strip nops.
7882 (default_conversion): Do not call
7883 decl_constant_value_for_broken_optimization.
7884 (build_array_ref): Do not fold result.
7885 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
7886 result when operand is a VLA.
7887 (c_expr_sizeof_type): Update call to groktypename. Handle
7888 expressions included in type name. Use C_MAYBE_CONST_EXPR for
7889 result when operand names a VLA type.
7890 (build_function_call): Update call to build_compound_literal.
7891 Only fold result for calls to __builtin_* functions. Strip
7892 NOP_EXPR from INTEGER_CST returned from such functions. Fold
7893 the function designator.
7894 (convert_arguments): Fold arguments. Update call to
7895 convert_for_assignment.
7896 (build_unary_op): Handle increment and decrement of
7897 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
7898 decrement earlier. Fold operand of increment and decrement.
7899 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
7900 built for integer operand. Wrap returns that are INTEGER_CSTs
7901 without being integer constant expressions or that have integer
7902 constant operands without being INTEGER_CSTs.
7903 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
7904 (build_conditional_expr): Add operand ifexp_bcp. Track whether
7905 result is an integer constant expression or can be used in
7906 unevaluated parts of one and avoid folding and wrap as
7907 appropriate. Fold operands before possibly doing -Wsign-compare
7909 (build_compound_expr): Wrap result for C99 if operands can be used
7910 in integer constant expressions.
7911 (build_c_cast): Update call to digest_init. Do not ignore
7912 overflow from casting floating-point constants to integers. Wrap
7913 results that could be confused with integer constant expressions,
7914 null pointer constants or floating-point constants.
7915 (c_cast_expr): Update call to groktypename. Handle expressions
7916 included in type name.
7917 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
7918 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
7919 Update calls to convert_for_assignment.
7920 (convert_for_assignment): Take new parameter
7921 null_pointer_constant. Do not strip nops or call
7922 decl_constant_value_for_broken_optimization. Set
7923 in_late_binary_op for conversions to boolean.
7924 (store_init_value): Update call to digest_init.
7925 (digest_init): Take new parameter null_pointer_constant. Do not
7926 call decl_constant_value_for_broken_optimization. pedwarn for
7927 initializers not constant expressions. Update calls to
7928 convert_for_assignment.
7929 (constructor_nonconst): New.
7930 (struct constructor_stack): Add nonconst element.
7931 (really_start_incremental_init, push_init_level, pop_init_level):
7932 Handle constructor_nonconst and nonconst element.
7933 (set_init_index): Call constant_expression_warning for array
7935 (output_init_element): Fold value. Set constructor_nonconst as
7936 applicable. pedwarn for initializers not constant expressions.
7937 Update call to digest_init. Call constant_expression_warning
7938 where constant initializers are required.
7939 (process_init_element): Use c_save_expr.
7940 (c_finish_goto_ptr): Fold expression.
7941 (c_finish_return): Fold return value. Update call to
7942 convert_for_assignment.
7943 (c_start_case): Fold switch expression.
7944 (c_process_expr_stmt): Fold expression.
7945 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
7946 ensure statement expression is not evaluated in constant expression.
7947 (build_binary_op): Track whether results are integer constant
7948 expressions or may occur in such, disable folding and wrap results
7949 as applicable. Fold operands for -Wsign-compare warnings unless
7951 (c_objc_common_truthvalue_conversion): Handle results folded to
7952 integer constants that are not integer constant expressions.
7953 * doc/extend.texi: Document when typeof operands are evaluated,
7954 that condition of __builtin_choose_expr is an integer constant
7955 expression, and more about use of __builtin_constant_p in
7958 2009-03-29 Richard Guenther <rguenther@suse.de>
7960 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
7961 propagate addresses of array references.
7963 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
7965 * regmove.c (perhaps_ends_bb_p): Remove.
7966 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
7967 from INSN and check that the main loop stays within that basic block.
7968 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
7969 (regmove_forward_pass): Split out from regmove_optimize. Use
7970 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
7971 (regmove_backward_pass): Split out from regmove_optimize. Use
7972 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
7973 (regmove_optimize): Simplify.
7975 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
7978 * config/i386/i386.c (classify_argument): Ignore flexible array
7979 member in struct and warn ABI change.
7981 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
7983 * config/i386/i386-protos.h (ix86_agi_dependent): New.
7985 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
7986 (ix86_adjust_cost): Updated.
7988 2009-03-29 Jan Hubicka <jh@suse.cz>
7991 * tree-pass.h (pass_cleanup_eh): New function.
7992 (remove_unreachable_regions): Break code handling RTL
7993 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
7994 that can not be reached by runtime.
7995 (can_be_reached_by_runtime): New function.
7996 (label_to_region_map): New function.
7997 (num_eh_regions): New function.
7998 (rtl_remove_unreachable_regions): New function.
7999 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
8000 (remove_eh_region): New function.
8001 * except.h: Include sbitmap and vecprim.
8002 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
8003 num_eh_regions): Declare.
8004 * passes.c (init_optimization_passes): Schedule cleanup_eh.
8005 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
8006 * tree-eh.c (tree_remove_unreachable_handlers): New function.
8007 (tree_empty_eh_handler_p): New function.
8008 (cleanup_empty_eh): New function.
8009 (cleanup_eh): New function.
8010 (pass_cleanup_eh): New function.
8012 2009-03-29 Jan Hubicka <jh@suse.cz>
8014 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
8015 for removed regions.
8017 2009-03-29 Jan Hubicka <jh@suse.cz>
8019 * except.c (dump_eh_tree): Dump all datastructures.
8021 2009-03-29 Jan Hubicka <jh@suse.cz>
8023 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
8024 (duplicate_eh_regions_1): Likewise.
8025 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
8026 vector; call EH verification.
8027 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
8028 Be ready for region being removed.
8030 2009-03-29 Jan Hubicka <jh@suse.cz>
8032 * bitmap.c (bitmap_last_set_bit): New function.
8033 * bitmap.h (bitmap_last_set_bit): Declare.
8035 2009-03-29 David Ayers <ayers@fsfe.org>
8038 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
8039 by calling objc_compare_types and surpress warnings about
8040 incompatible C pointers that are compatible ObjC pointers.
8042 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
8044 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
8045 call initialize_inline_failed.
8046 (initialize_inline_failed): Move it from here ...
8047 * cgraph.c (initialize_inline_failed): ... to here.
8048 (cgraph_create_edge): Call initialize_inline_failed rather than
8049 setting inline_failed directly.
8051 2009-03-29 Ben Elliston <bje@au.ibm.com>
8054 * sysv4.opt (msdata): Improve comment.
8055 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
8056 * sysv4.h (SVR4_ASM_SPEC): Likewise.
8058 2009-03-29 Ben Elliston <bje@au.ibm.com>
8061 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
8062 load and store attributes.
8064 2009-03-29 Ben Elliston <bje@au.ibm.com>
8066 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
8067 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
8068 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
8069 * doc/extend.texi (X86 Built-in Functions): Add index entries for
8070 __builtin_infq and __builtin_huge_valq.
8072 2009-03-28 Anatoly Sokolov <aesok@post.ru>
8074 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
8076 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8077 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
8079 2009-03-28 Xinliang David Li <davidxl@google.com>
8081 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
8082 (do_dbg_cnt): New function.
8084 2009-03-28 Jan Hubicka <jh@suse.cz>
8086 Merge from pretty-ipa:
8088 2009-03-27 Jan Hubicka <jh@suse.cz>
8090 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
8091 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
8092 * passes.c (function_called_by_processed_nodes_p): New.
8093 * ipa-pure-const.c (check_call): Fix handling of operands.
8094 (analyze_function): Dump debug output for skipped bodies.
8095 (local_pure_const): Use function_called_by_processed_nodes_p.
8096 * dwarf2out.c (reference_to_unused): Use output.
8097 * passes.c (do_per_function_toporder): Likewise.
8099 2008-11-12 Jan Hubicka <jh@suse.cz>
8101 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
8102 * ipa-pure-const.c (funct_state_d): Add can throw field; make
8103 state_set_in_source enum
8104 (check_decl): Ignore memory tags; do not set fake looping flags;
8106 (check_operand, check_tree, check_rhs_var, check_lhs_var,
8107 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
8108 (check_call, analyze_function): Rewrite.
8110 (add_new_function): Update call of analyze_function.
8111 (generate_summary): Add call of analyze_function.
8112 (propagate): Propagate can_throw; handle state_set_in_source correctly.
8113 (local_pure_const): New function.
8114 (pass_local_pure_const): New pass.
8115 * ipa-inline.c (inline_transform): Set after_inlining.
8116 * tree-eh.c (stmt_can_throw_external): New.
8117 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
8118 work with aliasing built.
8119 * tree-flow.h (stmt_can_throw_external): New.
8120 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
8121 and local pure/const pass in early and late optimization queue.
8123 2009-03-28 Martin Jambor <mjambor@suse.cz>
8125 * fold-const.c (get_pointer_modulus_and_residue): New parameter
8127 (fold_binary): Allow function decl aligment consideration is the
8128 second argument is integer constant one.
8129 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
8130 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
8131 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
8133 2009-03-28 Jan Hubicka <jh@suse.cz>
8135 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
8136 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
8137 * function.h (rtl_data): Add nothrow flag.
8138 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
8139 set DECL_NOTHROW for AVAILABLE functions.
8141 2009-03-28 Jakub Jelinek <jakub@redhat.com>
8143 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
8144 following vector keyword has expansion starting with pixel or bool
8145 keyword, expand vector to __vector and pixel or bool to __pixel or
8149 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
8150 warn_if_disallowed_function_p): Removed.
8151 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
8152 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
8153 warning_if_disallowed_function_p.
8154 * flags.h (warn_if_disallowed_function_p,
8155 warn_disallowed_functions): Removed.
8156 * common.opt (Wdisallowed-function-list=): Removed.
8157 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
8159 2009-03-28 Richard Guenther <rguenther@suse.de>
8161 PR tree-optimization/38723
8162 * tree-ssa-pre.c (compute_avail): Add all default definitions to
8165 2009-03-28 Jan Hubicka <jh@suse.cz>
8167 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
8168 test introduced by my previous patch.
8170 2009-03-28 Richard Guenther <rguenther@suse.de>
8172 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
8173 the PHIs value undefined.
8175 2009-03-28 Jan Hubicka <jh@suse.cz>
8177 * tree-pass.h (pass_fixup_cfg): New pass.
8178 * ipa-inline.c (inline_transform): Set
8179 always_inline_functions_inlined/after_inlining.
8180 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
8181 (pass_fixup_cfg): New pass.
8182 * passes.c (init_optimization_passes): Add fixup_cfg.
8184 2009-03-28 Richard Guenther <rguenther@suse.de>
8186 PR tree-optimization/38458
8187 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
8188 argument use the arguments copy-of value.
8190 2009-03-28 Richard Guenther <rguenther@suse.de>
8192 PR tree-optimization/38180
8193 * tree-ssa-ccp.c (get_default_value): Simplify.
8194 (likely_value): Likewise.
8195 (surely_varying_stmt_p): Properly handle VOP case.
8196 (ccp_initialize): Likewise.
8197 (ccp_fold): Handle propagating through *&.
8198 (fold_const_aggregate_ref): Also handle decls.
8200 2009-03-28 Jan Hubicka <jh@suse.cz>
8202 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
8203 * cgraph.h (cgraph_node): Likewise.
8204 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
8205 (cgraph_reset_node): Use process flag.
8206 (cgraph_mark_functions_to_output): Likewise.
8207 (cgraph_expand_function): Likewise.
8208 (cgraph_expand_all_functions): Likewise.
8209 (cgraph_output_in_order): Likewise.
8210 * dwarf2out.c (reference_to_unused): Likewise.
8211 * passes.c do_per_function_toporder): Likewise.
8213 2009-03-28 Jan Hubicka <jh@suse.cz>
8215 Bring from lto-branch:
8217 2008-09-03 Doug Kwan <dougkwan@google.com>
8219 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
8220 enums instead of reason strings.
8221 * cgraph.c (cgraph_create_edge): Same.
8222 (cgraph_inline_failed_string): New function.
8223 * cgraph.h (cgraph_inline_failed_t): New enum type.
8224 (cgraph_inline_failed_string): New prototype.
8225 (struct cgraph_edge): Change type of INLINED_FAILED from constant
8226 char pointer to cgraph_inline_failed_t.
8227 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
8228 (cgraph_default_inline_p): Ditto.
8229 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
8230 to cgraph_inline_failed_t pointer.
8231 * cif-code.def: New file.
8232 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
8234 (cgraph_check_inline_limits): Change type of REASON to pointer to
8235 cgraph_inline_failed_t. Replace reason strings with enums.
8236 (cgraph_default_inline_p): Ditto.
8237 (cgraph_recursive_inlining_p): Ditto.
8238 (update_caller_keys): Change type of FAILED_REASON to
8239 cgraph_inline_failed_t.
8240 (cgraph_set_inline_failed): Change type of REASON to pointer to
8241 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
8242 convert enums to strings for text output.
8243 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
8244 to be of type cgraph_inline_failed_t. Replace reason strings with
8245 enums. Call cgraph_inline_failed_string to covert enums
8246 to strings for text output.
8247 (cgraph_decide_inlining): Replace reason strings with enums.
8248 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
8249 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
8251 * tree-inline.c (expand_call_inline): Change type of REASON
8252 to cgraph_inline_failed_t. Replace reason strings with enums.
8253 Call cgraph_inline_failed_string for text output.
8254 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
8257 2009-03-28 Jan Hubicka <jh@suse.cz>
8259 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
8260 cgraph_clone_node): Remove master clone handling.
8261 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8262 * cgraph.h (master_clone): Remove.
8263 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8264 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
8265 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8267 2009-03-28 Jan Hubicka <jh@suse.cz>
8269 * cgraph.c (cgraph_function_body_availability): Functions declared
8270 inline are always safe to assume that it is not going to be replaced.
8272 2009-03-28 Richard Guenther <rguenther@suse.de>
8274 PR tree-optimization/38513
8275 * tree-ssa-pre.c (eliminate): Remove redundant stores.
8276 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8277 EXC_PTR_EXPR and FILTER_EXPR.
8278 (get_ref_from_reference_ops): Likewise.
8280 2009-03-28 Richard Guenther <rguenther@suse.de>
8282 PR tree-optimization/38968
8283 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
8284 Use FLOOR_MOD_EXPR to compute misalignment.
8286 2009-03-28 Richard Guenther <rguenther@suse.de>
8288 PR tree-optimization/37795
8289 * tree.h (combine_comparisons): Declare.
8290 * fold-const.c (combine_comparisons): Export.
8291 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
8293 (ifcombine_iforif): Use combine_comparisons.
8295 2009-03-28 Jan Hubicka <jh@suse.cz>
8297 * tree-eh.c (inlinable_call_p): New function.
8298 (make_eh_edges): Use it.
8299 (verify_eh_edges): Use it.
8300 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
8301 * except.c (reachable_next_level): Add inlinable_function argument
8302 (sjlj_find_directly_reachable_regions): Update.
8303 (add_reachable_handler): Do not set saw_any_handlers.
8304 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
8305 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
8306 Add new inlinable call parameter.
8307 (can_throw_internal, can_throw_external): Update.
8308 * except.h (can_throw_internal_1, can_throw_external_1,
8309 foreach_reachable_handler): Update declaration.
8311 2009-03-28 Joseph Myers <joseph@codesourcery.com>
8313 * config/arm/t-arm-coff, config/h8300/coff.h,
8314 config/i386/i386-aout.h, config/i386/i386-coff.h,
8315 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
8316 config/pdp11/2bsd.h, config/rs6000/aix41.h,
8317 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
8318 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
8319 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
8320 sys-types.h: Remove.
8321 * Makefile.in: Remove protoize and fixproto support and references
8323 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
8324 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
8326 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
8327 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
8328 unprotoize$(exeext).
8329 (rest.encap): Don't depend on $(STMP_FIXPROTO)
8330 (.PHONY): Don't depend on proto.
8331 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
8332 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
8333 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
8334 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
8335 build/gen-protos.o, build/scan.o, xsys-protos.h,
8336 build/fix-header$(build_exeext), build/fix-header.o,
8337 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
8338 stmp-install-fixproto): Remove.
8339 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
8340 SYSCALLS.c or fixproto files.
8341 (install-common): Don't install protoize.
8342 (install-headers-tar, install-headers-cpio, install-headers-cp):
8343 Don't depend on $(STMP_FIXPROTO).
8344 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
8345 install fixproto files or write out fixproto settings.
8346 (uninstall): Don't uninstall protoize.
8347 * config.gcc (use_fixproto): Remove.
8348 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
8349 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
8350 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
8351 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
8352 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
8353 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
8354 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
8355 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
8356 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
8357 * config/t-vxworks (STMP_FIXPROTO): Remove.
8358 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
8359 STMP_FIXPROTO): Remove.
8360 * config.in, configure: Regenerate.
8361 * crtstuff.c (gid_t, uid_t): Don't undefine.
8362 * doc/install.texi: Change m68k-coff to m68k-elf in example.
8363 (arm-*-coff, arm-*-aout: Remove target entries.
8364 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
8365 Remove mention of AIX 4.1.
8366 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
8367 * doc/invoke.texi (Running Protoize): Remove.
8368 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
8369 (Protoize Caveats): Remove.
8370 * tsystem.h: Update comments on headers assumed to exist.
8372 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
8374 * genautomata.c: Add a new year to the copyright. Add a new
8376 (struct insn_reserv_decl): Add comments for member bypass_list.
8377 (find_bypass): Remove.
8378 (insert_bypass): New.
8379 (process_decls): Use insert_bypass.
8380 (output_internal_insn_latency_func): Output all bypasses with the
8381 same input insn in one switch case.
8383 * rtl.def (define_bypass): Describe bypass choice.
8384 * doc/md.texi (define_bypass): Ditto.
8386 2009-03-27 Richard Guenther <rguenther@suse.de>
8388 * gimplify.c (mark_addressable): Export.
8389 * tree-flow.h (mark_addressable): Declare.
8390 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
8391 * tree-ssa.c (verify_phi_args): Verify that address taken
8392 variables have TREE_ADDRESSABLE set.
8394 2009-03-27 Richard Guenther <rguenther@suse.de>
8396 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
8397 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
8398 Do not mark decls TREE_ADDRESSABLE.
8399 (build_fold_addr_expr): Adjust.
8400 (fold_addr_expr): Remove.
8401 (fold_unary): Use build_fold_addr_expr.
8402 (fold_comparison): Likewise.
8403 (split_address_to_core_and_offset): Likewise.
8404 * coverage.c (tree_coverage_counter_addr): Mark the array decl
8406 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
8407 (gimplify_modify_expr_to_memcpy): Mark source and destination
8409 * omp-low.c (create_omp_child_function): Mark the object decl
8411 (lower_rec_input_clauses): Mark the var we take the address of
8413 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
8415 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8418 * cfgexpand.c (expand_one_stack_var_at): Change alignment
8419 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
8421 2009-03-27 Richard Guenther <rguenther@suse.de>
8423 PR tree-optimization/39120
8424 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
8426 (handle_lhs_call): Process return constraints. Add escape
8427 constraints if necessary.
8428 (handle_const_call): Fill out return constraints. Make nested
8429 case more precise. Avoid consttmp if possible.
8430 (handle_pure_call): Fill out return constraints. Avoid
8431 callused if possible.
8432 (find_func_aliases): Simplify call handling.
8434 2009-03-27 Richard Guenther <rguenther@suse.de>
8436 PR tree-optimization/39120
8437 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
8438 as a representative.
8439 (solve_graph): Do propagate CALLUSED.
8440 (handle_pure_call): Use a scalar constraint from CALLUSED for
8442 (find_what_p_points_to): CALLUSED shall not appear in poins-to
8445 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8448 * c-common.c (handle_aligned_attribute): Properly check alignment
8449 overflow. Use (1U << i) instead of (1 << i).
8451 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
8453 * expr.h (get_mem_align_offset): Updated.
8455 * tree.h (tree_decl_common): Change align to "unsigned int" and
8456 move it before pointer_alias_set.
8458 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8459 Jakub Jelinek <jakub@redhat.com>
8462 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
8463 gr_register_operand with gr_reg_or_0_operand.
8464 (cmpxchg_rel_di): Likewise.
8465 (sync_lock_test_and_set<mode>): Likewise.
8467 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8469 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
8470 (true_regnum): Likewise.
8472 * rtlanal.c (subreg_info): Moved to ...
8473 * rtl.h (subreg_info): Here. New.
8474 (subreg_get_info): New.
8476 * rtlanal.c (subreg_get_info): Make it extern.
8478 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8481 * config/i386/i386.c (ix86_abi): New.
8482 (override_options): Handle -mabi=.
8483 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
8484 (ix86_call_abi_override): Likewise.
8485 (init_cumulative_args): Likewise.
8486 (function_arg_advance): Likewise.
8487 (function_arg_64): Likewise.
8488 (function_arg): Likewise.
8489 (ix86_pass_by_reference): Likewise.
8490 (ix86_function_value_regno_p): Likewise.
8491 (ix86_build_builtin_va_list_abi): Likewise.
8492 (setup_incoming_varargs_64): Likewise.
8493 (is_va_list_char_pointer): Likewise.
8494 (ix86_init_machine_status): Likewise.
8495 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
8496 (ix86_function_type_abi): Return enum calling_abi. Rewrite
8497 for 64bit. Replace DEFAULT_ABI with ix86_abi.
8498 (ix86_function_abi): Make it static and return enum calling_abi.
8499 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
8501 (ix86_fn_abi_va_list): Updated.
8503 * config/i386/i386.h (ix86_abi): New.
8504 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
8505 (CONDITIONAL_REGISTER_USAGE): Likewise.
8506 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
8507 (machine_function): Likewise.
8509 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
8511 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
8512 (STACK_BOUNDARY): Likewise.
8513 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
8515 * config/i386/i386.opt (mabi=): New.
8517 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
8518 return enum calling_abi.
8519 (ix86_function_type_abi): Likewise.
8520 (ix86_function_abi): Removed.
8522 * doc/invoke.texi: Document -mabi= option for x86.
8524 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8526 * builtins.c (real_dconstp): Delete.
8527 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
8529 2009-03-27 Dodji Seketeli <dodji@redhat.com>
8530 Jakub Jelinek <jakub@redhat.com>
8533 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
8534 (gen_subprogram_die): When a function is explicit, generate the
8535 DW_AT_explicit attribute.
8536 * langhooks.h (struct lang_hooks_for_decls): Add
8537 function_decl_explicit_p langhook.
8538 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
8539 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
8541 2009-03-27 Jakub Jelinek <jakub@redhat.com>
8543 * builtins.c (fold_builtin_memory_op): Optimize memmove
8544 into memcpy if we can prove source and destination don't overlap.
8546 * tree-inline.c: Include gt-tree-inline.h.
8547 (clone_fn_id_num): New variable.
8548 (clone_function_name): New function.
8549 (tree_function_versioning): Use it.
8550 * Makefile.in (GTFILES): Add tree-inline.c.
8552 2009-03-27 Mark Mitchell <mark@codesourcery.com>
8554 * BASE-VER: Change to 4.5.0.
8556 2009-03-27 Xinliang David Li <davidxl@google.com>
8558 PR tree-optimization/39557
8559 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
8561 2009-03-27 Xinliang David Li <davidxl@google.com>
8563 PR tree-optimization/39548
8564 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
8567 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8569 * c-common.c (pointer_int_sum): Use %wd on return from
8572 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8574 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
8575 on return from tree_low_cst.
8577 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
8580 * ginclude/stdarg.h (va_copy): Define also for
8581 __GXX_EXPERIMENTAL_CXX0X__.
8583 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8586 * builtins.h (c_strlen): Do not warn here.
8587 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8588 * c-common.c (pointer_int_sum): Take an explicit location.
8589 Warn about offsets out of bounds.
8590 * c-common.h (pointer_int_sum): Adjust declaration.
8592 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8594 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
8597 2009-03-26 Jakub Jelinek <jakub@redhat.com>
8600 * opts.c (warn_if_disallowed_function_p): Don't assume
8601 get_callee_fndecl must return non-NULL.
8603 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
8605 PR rtl-optimization/39522
8606 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
8607 when reg_reloaded_valid is set.
8609 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8611 * config/spu/divv2df3.c: New file.
8612 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
8613 (DPBIT_FUNCS): Filter out _div_df.
8615 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
8617 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
8618 a jump insn, count that jump in the distance to the loop start.
8620 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
8623 * config/sh/sh.c (calc_live_regs): Fix condition for global
8624 registers except PIC_OFFSET_TABLE_REGNUM.
8626 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
8629 * doc/invoke.texi (-mconsole): New.
8633 (-mnop-fun-dllimport): New.
8637 (sub section "i386 and x86-64 Windows Options"): New.
8639 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
8641 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
8642 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
8644 2009-03-25 Richard Guenther <rguenther@suse.de>
8647 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
8650 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
8652 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
8653 neither of haifa/selective schedulers are working.
8655 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8657 * doc/invoke.texi (Debugging Options): Fix description of
8658 -fno-merge-debug-strings.
8660 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
8662 * config/cris/libgcc.ver: New version-script.
8663 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
8665 * configure.ac <GAS features, nop mnemonic>: Add pattern
8666 crisv32-*-* for "nop".
8667 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
8668 * configure: Regenerate.
8670 2009-03-24 Ira Rosen <irar@il.ibm.com>
8672 PR tree-optimization/39529
8673 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
8674 mark_sym_for_renaming for the tag copied to the new vector
8677 2009-03-24 Arthur Loiret <aloiret@debian.org>
8679 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
8680 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
8681 EXTRA_SPEC_FUNCTIONS.
8682 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
8683 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
8684 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
8685 -march and -mtune options.
8687 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
8689 * config/m68k/t-rtems: Add m5329 multilib.
8691 2009-03-24 Dodji Seketeli <dodji@redhat.com>
8692 Jakub Jelinek <jakub@redhat.com>
8695 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
8698 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8701 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
8702 instead of c_parser_expression_conv, if original_code isn't one of the
8703 4 allowed comparison codes, fail.
8705 2009-03-23 Richard Guenther <rguenther@suse.de>
8707 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
8708 * tree.h (struct tree_type): Likewise.
8709 * reload.h (struct insn_chain): Likewise.
8710 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
8711 * function.h (struct function): Likewise.
8712 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
8714 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8716 PR tree-optimization/39516
8717 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
8719 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
8721 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
8722 should be set true if BITS_PER_WORD of target is bigger than 32
8724 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
8726 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
8727 Translate -B-options to -rpath-link. Correct existing
8728 rpath-link and conditionalize on !nostdlib.
8730 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8732 * doc/extend.texi (Function Attributes, Variable Attributes):
8734 * doc/invoke.texi (Debugging Options, Optimize Options)
8735 (i386 and x86-64 Options, MCore Options): Likewise.
8737 2009-03-20 Jakub Jelinek <jakub@redhat.com>
8740 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
8741 it for block local namespace aliases.
8742 (gen_decl_die): Pass context_die to gen_namespace_die.
8744 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8747 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
8748 minimum or maximum value.
8750 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
8752 * reginfo.c (globalize_reg): Recompute derived reg sets.
8754 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
8757 * libgcc2.c (mprotect): Do not use signed arguments for
8758 VirtualProtect, use DWORD arguments. Also fix the 'may
8759 be used uninitialized' warning for the np variable.
8761 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8764 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
8765 functions using regparm calling conventions when not optimizing.
8766 (ix86_function_sseregparm): Similarly for sseregparm calling
8769 2009-03-19 Li Feng <nemokingdom@gmail.com>
8772 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
8773 dependence if the first conflict is after niter iterations.
8775 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
8778 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
8779 functions with dynamic stack-pointer adjustments.
8781 2009-03-19 Ben Elliston <bje@au.ibm.com>
8783 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
8784 option; change to -msdata=data.
8786 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8788 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
8791 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
8794 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
8796 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
8798 * doc/invoke.texi (Code Gen Options): Expand discussion of
8801 2009-03-18 Jakub Jelinek <jakub@redhat.com>
8803 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
8804 * matrix-reorg.c (struct matrix_info): Likewise.
8805 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
8806 * rtl.h (struct mem_attrs): Likewise.
8807 * df.h (struct df): Likewise.
8808 * tree-data-ref.h (struct data_dependence_relation): Likewise.
8809 * ira-int.h (struct ira_allocno): Likewise.
8810 * df-scan.c (struct df_collection_rec): Likewise.
8811 * ira.c (struct equivalence): Likewise.
8812 * function.c (struct temp_slot): Likewise.
8813 * cfgloop.h (struct loop): Likewise.
8816 * function.c (use_register_for_decl): When not optimizing, disregard
8817 register keyword for variables with types containing methods.
8819 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
8822 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
8823 (is_simple_operand): Call contains_component_ref_p before calling data
8824 reference analysis that would fail on COMPONENT_REFs.
8826 * tree-vrp.c (search_for_addr_array): Fix formatting.
8828 2009-03-18 Richard Guenther <rguenther@suse.de>
8830 * tree-vect-transform.c (vect_loop_versioning): Fold the
8831 generated comparisons.
8832 * tree-vectorizer.c (set_prologue_iterations): Likewise.
8833 (slpeel_tree_peel_loop_to_edge): Likewise.
8835 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8838 * opts.c (print_specific_help): In addition to `undocumented',
8839 accept `separate' and `joined' flags if passed alone. Describe
8840 output by the first matched one of those.
8841 (common_handle_option): Skip over empty strings.
8842 * gcc.c (display_help): Fix help string for `--help='.
8843 * doc/invoke.texi (Option Summary, Overall Options): With
8844 `--help=', classes and qualifiers can both be repeated, but
8845 only the latter can be negated. One should not pass only
8846 negated qualifiers. Fix markup and examples.
8849 2008-10-14 Jakub Jelinek <jakub@redhat.com>
8851 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
8852 and -fhelp=separate.
8854 2009-03-17 Jing Yu <jingyu@google.com>
8857 * function.h (struct rtl_data): Move is_thunk from here...
8858 (struct function): ...to here.
8859 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
8860 * varasm.c (assemble_start_function): Change is_thunk from crtl to
8862 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
8864 (alpha_does_function_need_gp, alpha_start_function): Likewise.
8865 (alpha_output_function_end_prologue): Likewise.
8866 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
8867 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
8868 (rs6000_output_function_epilogue): Likewise.
8869 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8871 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
8874 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
8875 from different units in a single alternative.
8876 (*truncdfsf_i387): Ditto.
8877 (*truncxfsf2_mixed): Ditto.
8878 (*truncxfdf2_mixed): Ditto.
8880 2009-03-17 Jakub Jelinek <jakub@redhat.com>
8882 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
8883 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
8886 * tree-ssa-live.c (remove_unused_locals): Don't remove local
8887 unused non-artificial variables when not optimizing.
8890 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
8891 DW_TAG_imported_module even if decl is IMPORTED_DECL with
8892 NAMESPACE_DECL in its DECL_INITIAL.
8895 * optabs.c (set_user_assembler_libfunc): New function.
8896 * expr.h (set_user_assembler_libfunc): New prototype.
8897 * c-common.c: Include libfuncs.h.
8898 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
8899 for memcmp, memset, memcpy, memmove and abort.
8900 * Makefile.in (c-common.o): Depend on libfuncs.h.
8903 * dwarf2out.c (gen_inlined_enumeration_type_die,
8904 gen_inlined_structure_type_die, gen_inlined_union_type_die,
8905 gen_tagged_type_instantiation_die): Removed.
8906 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
8909 2009-03-17 Janis Johnson <janis187@us.ibm.com>
8912 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
8914 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
8915 (check-parallel-%): Ditto.
8916 (check-consistency): Ditto.
8918 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
8920 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
8921 local variable rhs by NULL_TREE.
8923 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8926 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
8928 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8931 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
8933 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8936 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
8937 for ms->sysv ABI calls only in 64bit mode.
8939 * config/i386/i386.md (untyped_call): Support 32bit.
8941 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
8943 * doc/extend.texi: Replace x86_65 with x86_64.
8945 2009-03-16 Jakub Jelinek <jakub@redhat.com>
8947 PR tree-optimization/39455
8948 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
8949 mismatches for POINTER_TYPE_P (type).
8950 (number_of_iterations_le): Likewise.
8952 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8954 * config/picochip/picochip.c: Removed profiling support.
8955 * config/picochip/picochip.md: Removed profiling instruction.
8956 * config/picochip/picochip.h: Removed profiling builtin.
8958 2009-03-16 Joseph Myers <joseph@codesourcery.com>
8960 * doc/install.texi (--with-host-libstdcxx): Document.
8962 2009-03-14 Anatoly Sokolov <aesok@post.ru>
8965 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
8966 generate a warning if the function name does not begin with
8967 "__vector" and the function has either the 'signal' or 'interrupt'
8968 attribute, from here to ...
8969 (avr_declare_function_name): ...here. New function.
8970 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
8971 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
8973 2009-03-14 Jakub Jelinek <jakub@redhat.com>
8976 * cse.c (fold_rtx): Don't modify original const_arg1 when
8977 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
8978 separate variable instead.
8979 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
8980 from out of range shift counts.
8981 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
8983 2009-03-13 Catherine Moore <clm@codesourcery.com>
8985 * config/i386/x-mingw32 (host-mingw32.o): Replace
8986 diagnostic.h with $(DIAGNOSTIC_H).
8988 2009-03-12 Jakub Jelinek <jakub@redhat.com>
8991 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
8993 * config/i386/sync.md (sync_compare_and_swap<mode>,
8994 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
8995 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
8997 (sync_double_compare_and_swapdi_pic,
8998 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
8999 cmpxchg8b_pic_memory_operand instead of just memory_operand.
9001 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
9004 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
9006 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
9009 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
9010 (avx_addsubv4df3): Likewise.
9011 (*avx_addsubv4sf3): Likewise.
9012 (sse3_addsubv4sf3): Likewise.
9014 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
9017 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
9019 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
9022 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
9023 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9024 registers for allocnos created from user-defined variables.
9026 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9029 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
9030 of non-integer mode as well.
9032 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
9034 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
9035 for functions for which the parameter types are unknown.
9037 2009-03-11 Jakub Jelinek <jakub@redhat.com>
9040 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
9041 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
9042 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
9043 * config/i386/i386.c (ix86_local_alignment): For
9044 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
9045 long long variables on the stack to avoid dynamic realignment.
9046 Allow the first argument to be a decl rather than type.
9047 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
9049 2009-03-11 Nick Clifton <nickc@redhat.com>
9052 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
9054 Add description to mno-lsim option.
9055 * config/mcore/mcore.h: Remove comment about deprecated m4align
9057 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
9058 * doc/invoke.texi: Add description of mno-lsim and
9059 mstack-increment options.
9061 * config/fr30/fr30.opt: Document the -mno-lsim option.
9062 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
9063 and -mno-lsim options.
9065 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9067 * fold-const.c (fold_comparison): Only call fold_inf_compare
9068 if the mode supports infinities.
9070 2009-03-11 Jason Merrill <jason@redhat.com>
9073 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
9074 end already did. Notice GIMPLE_CALL modifications of the result.
9075 Don't copy debug information from an ignored decl or a decl from
9078 2009-03-10 Richard Guenther <rguenther@suse.de>
9079 Nathan Froyd <froydnj@codesourcery.com>
9082 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
9083 (__divMODE3): Likewise.
9085 2009-03-09 Jakub Jelinek <jakub@redhat.com>
9087 PR tree-optimization/39394
9088 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
9089 DECL_SIZE_UNIT of variable length FIELD_DECLs.
9091 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9093 * recog.c (verfiy_changes): Disallow renaming of hard regs in
9094 inline asms for register asm ("") declarations.
9096 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
9098 * fold-const.c (fold_unary): Fix comment.
9100 2009-03-07 Jan Hubicka <jh@suse.cz>
9103 * tree-inline.c (setup_one_parameter): Do replacement of const
9104 argument by constant in SSA form.
9106 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9109 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
9110 determine alignment passed to assign_stack_local.
9111 (assign_parms_unsplit_complex): Likewise.
9112 * except.c (sjlj_build_landing_pads): Likewise.
9114 2009-03-06 Jakub Jelinek <jakub@redhat.com>
9117 * tree-flow.h (add_referenced_var): Return bool instead of void.
9118 * tree-dfa.c (add_referenced_var): Return result of
9119 referenced_var_check_and_insert call.
9120 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
9121 of referenced_var_check_and_insert.
9124 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
9125 (gen_variable_die): Emit DW_AT_location on abstract static variable's
9126 DIE, don't emit it if abstract origin already has it.
9127 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
9128 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
9130 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9132 * genpreds.c (needs_variable): Fix parentheses at variable name
9134 (write_tm_constrs_h): Indent generated code.
9136 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9138 * doc/extend.texi (Function Attributes): Add documentation
9141 2009-03-06 Jakub Jelinek <jakub@redhat.com>
9144 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
9145 take locus from its DECL_SOURCE_LOCATION instead of input_location.
9147 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9149 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
9152 2009-03-05 Jakub Jelinek <jakub@redhat.com>
9155 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
9156 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
9158 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
9160 * config/i386/i386.md (R8_REG, R9_REG): New constants.
9161 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
9162 constants instead of magic numbers.
9163 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9165 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
9166 (x86_64_ms_abi_int_parameter_registers): Ditto.
9167 (x86_64_int_return_registers): Ditto.
9168 (ix86_maybe_switch_abi): Ditto.
9169 (ix86_expand_call): Ditto for clobbered_registers array.
9170 (ix86_hard_regno_mode_ok): Ditto.
9171 (x86_extended_QIreg_mentioned_p): Ditto.
9173 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
9175 PR tree-optimization/39349
9176 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
9178 * combine.c (gen_lowpart_for_combine): Use omode when generating
9181 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
9183 PR rtl-optimization/39235
9184 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
9186 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
9188 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
9190 2009-03-04 Richard Guenther <rguenther@suse.de>
9192 PR tree-optimization/39362
9193 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
9194 that occur in abnormal PHIs should be varying.
9196 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
9198 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
9200 (simple_iv): Take loop as an argument instead of statement.
9201 * tree-scalar-evolution.h (simple_iv): Declaration changed.
9202 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
9204 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
9206 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
9207 * matrix-reorg.c (analyze_transpose): Ditto.
9208 * tree-data-ref.c (dr_analyze_innermost): Ditto.
9209 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9210 * tree-predcom.c (ref_at_iteration): Ditto.
9211 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
9213 2009-03-04 Richard Guenther <rguenther@suse.de>
9215 PR tree-optimization/39358
9216 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
9217 escaped_id and callused_id.
9218 (solve_graph): Likewise.
9220 2009-03-04 Richard Guenther <rguenther@suse.de>
9222 PR tree-optimization/39339
9223 * tree-sra.c (try_instantiate_multiple_fields): Make it
9224 no longer ICE on the above.
9226 2009-03-03 Joseph Myers <joseph@codesourcery.com>
9228 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
9229 that fits within Pmode.
9231 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9234 * tm.texi (LIBCALL_VALUE): Update description.
9236 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9239 * doc/extend.texi (section): Update description.
9241 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
9244 * tree-inline.c (remapped_type): New.
9245 (can_be_nonlocal): Call remapped_type instead of remap_type.
9247 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9250 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
9251 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
9253 2009-03-03 Richard Guenther <rguenther@suse.de>
9256 * tree.c (tree_nonartificial_location): New function.
9257 * tree.h (tree_nonartificial_location): Declare.
9258 * builtins.c (expand_builtin_memory_chk): Provide location
9259 of the call location for artificial function pieces.
9260 (maybe_emit_chk_warning): Likewise.
9261 (maybe_emit_sprintf_chk_warning): Likewise.
9262 (maybe_emit_free_warning): Likewise.
9263 * expr.c (expand_expr_real_1): Likewise.
9265 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9267 PR tree-optimization/39343
9268 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
9269 COMPONENT_REF t has ARRAY_TYPE.
9271 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
9274 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
9275 when the type precision of the induction variable should be
9276 larger than the type precision of nit.
9277 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
9278 * graphite.c (graphite_loop_normal_form): Same.
9279 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
9281 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9283 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
9284 (*call_1_rex64_ms_sysv): Use named constants instead of magic
9285 numbers to describe clobbered registers.
9286 (*call_value_0_rex64_ms_sysv): Ditto.
9287 * config/i386/mmx.md (mmx_emms): Ditto.
9290 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
9292 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
9295 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9297 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
9298 (spu_section_type_flags): New function.
9300 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9302 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
9303 reg_class_contents of FLOAT_REGS into a temporary.
9305 2009-03-02 Richard Guenther <rguenther@suse.de>
9306 Ira Rosen <irar@il.ibm.com>
9308 PR tree-optimization/39318
9309 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
9310 information to the vectorized statement.
9312 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
9314 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
9315 variable. Use defined names instead of magic constants for REX SSE
9318 2009-03-01 Richard Guenther <rguenther@suse.de>
9320 PR tree-optimization/39331
9321 * omp-low.c (lower_send_shared_vars): Do not receive new
9322 values for the reference of DECL_BY_REFERENCE parms or results.
9324 2009-03-01 Jan Hubicka <jh@suse.cz>
9327 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
9328 BLOCK_NONLOCALIZED_VAR): New macros.
9329 (tree_block): Add nonlocalized_vars.
9330 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
9331 gen_decl_die): Add origin argument. Allow generation of die with
9332 origin at hand only.
9333 (gen_member_die, gen_type_die_with_usage, force_decl_die,
9334 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
9336 (gen_block_die): Fix checking for unused blocks.
9337 (process_scope_var): Break out from .... ; work with origins only.
9338 (decls_for_scope) ... here; process nonlocalized list.
9339 (dwarf2out_ignore_block): Look for nonlocalized vars.
9340 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
9342 (dump_scope_block): Dump them.
9343 * tree-inline.c (remap_decls): Handle nonlocalized vars.
9344 (remap_block): Likewise.
9345 (can_be_nonlocal): New predicate.
9346 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
9348 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9350 * configure: Regenerate.
9352 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9354 * optc-gen.awk: No need to duplicate option flags twice.
9355 Reuse help texts for duplicate options which do not have any.
9357 * gcc.c (display_help): Document --version.
9359 * gcc.c (main): If print_help_list and verbose_flag, ensure
9360 driver output comes before subprocess output.
9362 * optc-gen.awk: Assign all remaining fields to help string,
9363 space-separated, for multi-line help in *.opt.
9365 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
9366 -Wno-pedantic-ms-format is for MinGW targets only.
9368 * doc/options.texi (Option file format): Fix bad indentation,
9369 restoring dropped sentence.
9371 2009-02-28 Jan Hubicka <jh@suse.cz>
9373 * tree-inline.c (tree_function_versioning): Output debug info.
9375 2009-02-28 Jan Hubicka <jh@suse.cz>
9378 * tree-inline.c (setup_one_parameter): Do not copy propagate
9379 arguments when not optimizing.
9381 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
9384 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
9385 (avx_addsubv4df3): Likewise.
9386 (*avx_addsubv4sf3): Likewise.
9387 (sse3_addsubv4sf3): Likewise.
9388 (*avx_addsubv2df3): Likewise.
9389 (sse3_addsubv2df3): Likewise.
9390 (avx_unpckhps256): Correct item selectors.
9391 (avx_unpcklps256): Likewise.
9392 (avx_unpckhpd256): Likewise.
9393 (avx_unpcklpd256): Likewise.
9395 2009-02-28 Jan Hubicka <jh@suse.cz>
9397 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
9399 (copy_arguments_for_versioning): If var is declared don't declare it.
9400 (tree_function_versioning): First setup substitutions and then copy
9403 2009-02-27 Jan Hubicka <jh@suse.cz>
9406 * cgraph.h (varpool_output_debug_info): Remove.
9407 * cgraphunit.c (varpool_output_debug_info): Remove.
9408 * dwarf2out.c (deferred_locations_struct): New struct
9409 (deferred_locations): New type.
9410 (deferred_locations_list): New static var.
9411 (deffer_location): New function.
9412 (gen_variable_die): Use it.
9413 (decls_for_scope): Output info on local static vars.
9414 (dwarf2out_finish): Process deferred locations.
9415 * varpool.c (varpool_output_debug_info): Remove.
9417 2009-02-27 Jan Hubicka <jh@suse.cz>
9420 * tree.h (TREE_PROTECTED): Fix comment.
9421 (BLOCK_HANDLER_BLOCK): Remove.
9422 (struct tree_block): Remove handler_block add body_block.
9423 (inlined_function_outer_scope_p): New.
9424 (is_body_block): Remove.
9425 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
9426 * dwarf2out.c (is_inlined_entry_point): Remove.
9427 (add_high_low_attributes): Use inlined_function_outer_scope_p.
9428 (gen_block_die): Use is_inlined_entry_point check. Remove body block
9430 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
9431 * gimplify.c (gimplify_expr): Gimplify body blocks.
9432 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
9433 block with multiple subblocks.
9434 (dump_scope_block): Prettier output; dump more flags and info.
9435 (dump_scope_blocks): New.
9436 (remove_unused_locals): Use dump_scope_blocks.
9437 * tree-flow.h (dump_scope_blocks): Declare.
9438 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
9439 * stmt.c (is_body_block): Remove.
9440 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
9441 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
9443 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
9446 * graphite.c (graphite_loop_normal_form): Do not call
9447 number_of_iterations_exit from a gcc_assert.
9449 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9451 * config/s390/s390.c (s390_swap_cmp): Look for conditional
9452 jumps if COND is NULL.
9453 (find_cond_jump): New function.
9454 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
9455 * config/s390/s390.md: Remove z10_cobra attribute value.
9457 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
9459 * config/alpha/alpha.h (alpha_expand_mov): Return false if
9460 force_const_mem returns NULL_RTX.
9462 2009-02-26 Jan Hubicka <jh@suse.cz>
9465 * cgraph.h (varpool_output_debug_info): Remove.
9466 * cgraphunit.c (varpool_output_debug_info): Remove.
9467 * dwarf2out.c (deferred_locations_struct): New struct
9468 (deferred_locations): New type.
9469 (deferred_locations_list): New static var.
9470 (deffer_location): New function.
9471 (gen_variable_die): Use it.
9472 (decls_for_scope): Output info on local static vars.
9473 (dwarf2out_finish): Process deferred locations.
9474 * varpool.c (varpool_output_debug_info): Remove.
9476 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
9478 PR rtl-optimization/39241
9479 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
9480 to subreg_offset_representable_p.
9482 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9484 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
9485 execute function prototype. Get f and nregs from max_reg_num
9486 and get_insns. Remove the first backward pass as it's dead,
9487 guard the forward pass by flag_expensive_optimizations.
9488 (rest_of_handle_regmove): Delete.
9489 (pass_regmove): Replace it with regmove_optimize.
9491 2009-02-25 Martin Jambor <mjambor@suse.cz>
9493 PR tree-optimization/39259
9494 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
9495 calls_alloca function flags.
9496 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
9499 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9501 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
9502 flags_set_1_rtx, flags_set_1_set): Delete.
9503 (regmove_optimize): Do not call mark_flags_life_zones.
9505 2009-02-24 Julian Brown <julian@codesourcery.com>
9508 * config/arm/arm.c (require_pic_register): Only set
9509 cfun->machine->pic_reg once per function.
9511 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
9513 * doc/invoke.texi (Link Options): Document an easier way to pass
9514 options that take arguments to the GNU linker using -Xlinker and -Wl.
9516 2009-02-24 Steve Ellcey <sje@cup.hp.com>
9519 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
9521 2009-02-24 Richard Guenther <rguenther@suse.de>
9524 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
9526 2009-02-24 Richard Guenther <rguenther@suse.de>
9527 Zdenek Dvorak <ook@ucw.cz>
9529 PR tree-optimization/39233
9530 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
9531 from converting them to a generic type.
9533 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
9535 PR tree-optimization/39260
9536 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
9537 contains a condition with a real type.
9538 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
9540 2009-02-23 Jason Merrill <jason@redhat.com>
9543 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
9544 narrowing_initializer_constant_valid_p.
9545 (narrowing_initializer_constant_valid_p): Don't return
9546 null_pointer_node for adding a pointer to itself.
9548 2009-02-23 Jan Hubicka <jh@suse.cz>
9551 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
9554 2009-02-23 Jan Hubicka <jh@suse.cz>
9556 PR tree-optimization/37709
9557 * tree.c (block_ultimate_origin): Move here from dwarf2out.
9558 * tree.h (block_ultimate_origin): Declare.
9559 * dwarf2out.c (block_ultimate_origin): Move to tree.c
9560 * tree-ssa-live.c (remove_unused_scope_block_p):
9561 Eliminate blocks containig no instructions nor live variables nor
9563 (dump_scope_block): New function.
9564 (remove_unused_locals): Enable removal of dead blocks by default;
9565 enable dumping at TDF_DETAILS.
9567 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9569 * config/i386/i386.c (classify_argument): Don't allow COImode
9571 (function_arg_advance_32): Don't allow OImode.
9572 (function_arg_32): Likewise.
9573 (function_value_32): Likewise.
9574 (return_in_memory_32): Likewise.
9575 (function_arg_64): Remove OImode comment.
9577 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9580 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9581 ix86_expand_vector_set for V4DImode in 64bit mode only.
9582 (ix86_expand_vector_init_one_var): Likewise.
9584 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
9586 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
9588 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9591 * loop-iv.c: Revert last change.
9592 * emit-rtl.c: Likewise.
9594 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9597 * config/i386/i386.c (type_natural_mode): Remove an extra
9598 space in the warning message.
9599 (function_value_32): Handle 32-byte vector modes.
9600 (return_in_memory_32): Likewise.
9602 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9604 * loop-iv.c (truncate_value): New function.
9605 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
9607 (lowpart_subreg): Move to...
9608 * emit-rtl.c: ...here.
9610 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
9612 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
9613 accidental and undocumented change at revision 140860.
9615 2009-02-21 Joseph Myers <joseph@codesourcery.com>
9617 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
9618 take gimple_seq * arguments.
9619 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
9620 types_compatible_p langhook.
9622 2009-02-20 Mark Mitchell <mark@codesourcery.com>
9623 Joseph Myers <joseph@codesourcery.com>
9625 * config/arm/arm.c (arm_builtin_va_list): New function.
9626 (arm_expand_builtin_va_start): Likewise.
9627 (arm_gimplify_va_arg_expr): Likewise.
9628 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
9629 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
9630 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
9631 (va_list_type): New variable.
9632 (arm_mangle_type): Mangle va_list_type appropriately.
9634 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9637 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
9638 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
9639 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
9640 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
9641 parameter to 1000 for -O1 by default.
9642 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
9644 * loop-invariant.c: Include params.h.
9645 (move_loop_invariants): Don't call move_single_loop_invariants on
9648 2009-02-20 Jaka Mocnik <jaka@xlab.si>
9650 * calls.c (emit_library_call_value_1): Use slot_offset instead of
9651 offset when calculating bounds for indexing stack_usage_map. Fixes
9652 a buffer overflow with certain target setups.
9654 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9657 * calls.c (expand_call): Clear try_tail_call if caller and callee
9658 disagree in promotion of function return value.
9660 2009-02-19 Jakub Jelinek <jakub@redhat.com>
9663 * c-common.c (c_determine_visibility): If visibility changed and
9664 DECL_RTL has been already set, call make_decl_rtl to update symbol
9667 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
9670 * varasm.c (assemble_variable): Don't check DECL_NAME when
9671 globalizing a variable.
9673 2009-02-19 Joseph Myers <joseph@codesourcery.com>
9676 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
9677 expression before any __builtin_trap call.
9678 * c-typeck.c (build_function_call): Convert and check function
9679 arguments before generating a call to a trap. Evaluate the
9680 function arguments before the trap.
9682 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
9685 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
9686 (UNSPEC_FXAM_MEM): New unspec.
9687 (fxam<mode>2_i387_with_temp): New insn and split pattern.
9688 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
9689 memory using fxam<mode>2_i387_with_temp to remove excess precision.
9691 2009-02-19 Richard Guenther <rguenther@suse.de>
9693 PR tree-optimization/39207
9694 PR tree-optimization/39074
9695 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
9696 storedanything_tree): New.
9697 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
9698 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
9699 (build_succ_graph): Add edges from STOREDANYTHING to all
9701 (init_base_vars): Initialize STOREDANYTHING.
9702 (compute_points_to_sets): Free substitution info after
9703 building the succ graph.
9704 (ipa_pta_execute): Likewise.
9706 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
9708 (do_ds_constraint): Do not add to special var or non-pointer
9710 (type_could_have_pointers): Split out from ...
9711 (could_have_pointers): ... here. For arrays use the element type.
9712 (create_variable_info_for): Initialize may_have_pointers.
9713 (new_var_info): Likewise.
9714 (handle_lhs_call): Make the HEAP variable unknown-sized.
9715 (intra_create_variable_infos): Use a type with pointers for
9716 PARM_NOALIAS, make it unknown-sized.
9718 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
9721 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
9723 2009-02-18 Jason Merrill <jason@redhat.com>
9726 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
9727 value if DECL_EXTERNAL.
9728 * tree-sra.c (sra_walk_gimple_assign): Likewise.
9729 * target.h (gcc_target::binds_local_p): Clarify "module".
9730 * tree.h (TREE_PUBLIC): Clarify "module".
9732 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
9735 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
9736 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
9738 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
9741 * c.opt (Wabi): Support C and ObjC.
9744 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
9746 * config/i386/i386.c (classify_argument): Warn once about the ABI
9747 change when passing union with long double.
9749 * doc/invoke.texi: Update -Wabi for warning psABI changes.
9751 2009-02-18 Joseph Myers <joseph@codesourcery.com>
9754 * c-parser.c (c_parser_compound_statement): Always enter and leave
9757 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9760 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
9762 2009-02-18 Jakub Jelinek <jakub@redhat.com>
9764 PR tree-optimization/36922
9765 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
9766 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
9769 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9771 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
9774 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9776 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
9778 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9780 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
9783 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
9784 Richard Sandiford <rdsandiford@googlemail.com>
9786 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
9787 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
9788 (loongson_biadd): ...this.
9790 2009-02-17 Richard Guenther <rguenther@suse.de>
9792 PR tree-optimization/39202
9793 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
9794 a var make sure to follow existing collapses.
9796 2009-02-17 Richard Guenther <rguenther@suse.de>
9799 * langhooks.c (lhd_print_error_function): Check for NULL block.
9801 2009-02-17 Richard Guenther <rguenther@suse.de>
9803 PR tree-optimization/39204
9804 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
9807 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
9809 * config/soft-fp/double.h: Update from glibc CVS.
9811 2009-02-17 Richard Guenther <rguenther@suse.de>
9813 PR tree-optimization/39207
9814 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
9815 strict-aliasing warnings for pointers pointing to NULL.
9817 2009-02-16 Joseph Myers <joseph@codesourcery.com>
9820 * c-parser.c (c_parser_braced_init): Call pop_init_level when
9821 skipping until next close brace.
9823 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
9826 * config/i386/i386.c (ix86_expand_push): Set memory alignment
9827 to function argument boundary.
9829 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9831 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
9832 in the lea_add. Reload eventually constraints it properly.
9833 * config/picochip/constraints.md: Remove the target constraint
9834 "b", since it is not needed anymore.
9836 2009-02-16 Jakub Jelinek <jakub@redhat.com>
9838 * gthr-dce.h: Uglify function parameter and local variable names.
9839 * gthr-gnat.h: Likewise.
9840 * gthr-mipssde.h: Likewise.
9841 * gthr-nks.h: Likewise.
9842 * gthr-posix95.h: Likewise.
9843 * gthr-posix.h: Likewise.
9844 * gthr-rtems.h: Likewise.
9845 * gthr-single.h: Likewise.
9846 * gthr-solaris.h: Likewise.
9847 * gthr-tpf.h: Likewise.
9848 * gthr-vxworks.h: Likewise.
9849 * gthr-win32.h: Likewise.
9851 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
9854 * config/i386/i386.md: Restrict the new peephole2 to move
9855 between MMX/SSE registers.
9857 2009-02-15 Richard Guenther <rguenther@suse.de>
9860 2009-02-13 Richard Guenther <rguenther@suse.de>
9862 * configure.ac: Enable LFS.
9863 * configure: Re-generate.
9864 * config.in: Likewise.
9866 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9868 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
9869 spu_srqwbyte, spu_srqwbytebc): Define.
9870 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
9871 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
9872 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
9873 "shrqby_<mode>"): New insn-and-split patterns.
9874 * config/spu/spu.c (expand_builtin_args): Determine and return
9875 number of operands using spu_builtin_description data.
9876 (spu_expand_builtin_1): Use it.
9878 2009-02-13 Steve Ellcey <sje@cup.hp.com>
9881 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
9884 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9887 * config/i386/i386.c (override_options): Correct warning
9888 messages for -malign-loops, -malign-jumps and -malign-functions.
9890 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9893 * config/i386/i386.md: Restrict the new peephole2 to move
9894 between the general purpose registers.
9896 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9899 * config/i386/i386.c (type_natural_mode): Add a new argument.
9900 Return the original mode and warn ABI change if vector size is 32byte.
9901 (function_arg_advance): Updated.
9902 (function_arg): Likewise.
9903 (ix86_function_value): Likewise.
9904 (ix86_return_in_memory): Likewise.
9905 (ix86_sol10_return_in_memory): Likewise.
9906 (ix86_gimplify_va_arg): Likewise.
9907 (function_arg_32): Don't warn ABX ABI change here.
9908 (function_arg_64): Likewise.
9910 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
9912 * loop-iv.c (implies_p): In the final case, test that operands 0
9913 of the two comparisons match.
9915 * config/bfin/bfin.c (find_prev_insn_start): New function.
9916 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
9917 (find_next_insn_start): Move.
9919 2009-02-13 Richard Guenther <rguenther@suse.de>
9921 * configure.ac: Enable LFS.
9922 * configure: Re-generate.
9923 * config.in: Likewise.
9925 2009-02-13 Joseph Myers <joseph@codesourcery.com>
9928 * c-parser.c (c_parser_parms_list_declarator): Discard pending
9929 sizes on syntax error after some arguments have been parsed.
9931 2009-02-12 Jakub Jelinek <jakub@redhat.com>
9933 * doc/invoke.texi (-fira): Remove.
9935 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9937 * caller-save.c: Replace regclass.c with reginfo.c in comments.
9938 * recog.c: Likewise.
9941 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
9943 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
9944 (umul_ppmm): Likewise.
9945 (count_leading_zeros): Likewise.
9946 (count_trailing_zeros): Likewise.
9947 (UMUL_TIME): Likewise.
9949 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9951 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
9952 soft-fp/t-softfp to tmake_file.
9954 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
9955 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
9956 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
9957 IA64_BUILTIN_INFQ]: New.
9958 (ia64_init_builtins): Initialize __builtin_infq,
9959 __builtin_fabsq and __builtin_copysignq if not HPUX.
9960 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
9961 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
9963 * config/ia64/lib1funcs.asm (__divtf3): Define only if
9965 (__fixtfti): Likewise.
9966 (__fixunstfti): Likewise.
9967 (__floattitf): Likewise.
9969 * config/ia64/libgcc-glibc.ver: New.
9970 * config/ia64/t-fprules-softfp: Likewise.
9971 * config/ia64/sfp-machine.h: Likewise.
9973 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
9974 (LIBGCC2_TF_CEXT): Likewise.
9975 (TF_SIZE): Likewise.
9976 (TARGET_INIT_LIBFUNCS): Likewise.
9978 * config/ia64/t-glibc (SHLINB_MAPFILES):
9979 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
9981 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9983 * config/i386/i386.c (construct_container): Rewrite processing
9984 BLKmode with X86_64_SSE_CLASS.
9986 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
9989 * config/i386/i386.md: Replace simplify_replace_rtx with
9990 replace_rtx in the new peephole2.
9992 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
9994 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
9995 loop unrolling do not happen at -O2.
9997 2009-02-12 Michael Matz <matz@suse.de>
9999 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
10001 2009-02-12 Jakub Jelinek <jakub@redhat.com>
10003 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
10006 2009-02-12 Ben Elliston <bje@au.ibm.com>
10008 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
10009 patterns when updating the back chain. Missed in the 2009-02-10
10012 2009-02-11 Janis Johnson <janis187@us.ibm.com>
10014 * doc/extend.texi (Decimal Floating Types): Update identifier of
10015 draft TR and list of missing support.
10017 2009-02-11 Jakub Jelinek <jakub@redhat.com>
10019 PR middle-end/39154
10020 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
10021 bit to variable length decl's flags, add it also to its
10022 pointer replacement variable.
10024 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
10025 Jakub Jelinek <jakub@redhat.com>
10028 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
10029 (memory_blockage): New expander.
10030 (*memory_blockage): New insn pattern.
10031 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
10032 instead of general blockage at the end of function prologue when
10033 frame pointer is used to access red zone area. Do not emit blockage
10034 when profiling, it is emitted in generic code.
10035 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
10036 function epilogue when frame pointer is used to access red zone area.
10038 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
10041 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
10042 by arithmetic with memory operands.
10043 * config/i386/predicates.md (commutative_operator): New.
10045 2009-02-10 Janis Johnson <janis187@us.ibm.com>
10047 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
10050 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
10052 * alias.h (record_alias_subset): Declare.
10053 * alias.c (record_alias_subset): Make global.
10055 2009-02-10 Nick Clifton <nickc@redhat.com>
10057 * tree-parloops.c: Change license to GPLv3.
10058 * ipa-struct-reorg.c: Change license to GPLv3.
10059 * ipa-struct-reorg.h: Change license to GPLv3.
10061 2009-02-10 Steve Ellcey <sje@cup.hp.com>
10064 * c-decl.c (start_struct): Return NULL on error.
10066 2009-02-10 Jakub Jelinek <jakub@redhat.com>
10068 PR middle-end/39124
10069 * cfgloopmanip.c (remove_path): Call remove_bbs after
10070 cancel_loop_tree, not before it.
10073 * function.h (struct function): Add has_local_explicit_reg_vars bit.
10074 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
10075 VAR_DECLs were seen.
10076 * tree-ssa-live.c (remove_unused_locals): Recompute
10077 cfun->has_local_explicit_reg_vars.
10078 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
10079 copies or clearings if cfun->has_local_explicit_reg_vars.
10081 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
10084 * config/i386/i386.c (expand_prologue): Emit blockage at the end
10085 of function prologue when frame pointer is used to access
10088 2009-02-10 Richard Guenther <rguenther@suse.de>
10090 PR middle-end/39127
10091 * gimplify.c (gimple_regimplify_operands): Always look if
10092 we need to create a temporary.
10094 2009-02-10 Richard Guenther <rguenther@suse.de>
10096 PR tree-optimization/39132
10097 * tree-loop-distribution.c (todo): New global var.
10098 (generate_memset_zero): Trigger TODO_rebuild_alias.
10099 (tree_loop_distribution): Return todo.
10101 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
10104 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
10105 (x86_64_reg_class_name): Removed.
10106 (classify_argument): Return 0 if bytes > 32. Return 0 if the
10107 first one isn't X86_64_SSE_CLASS or any other ones aren't
10108 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
10109 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
10110 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
10111 and 3 X86_64_SSEUP_CLASS.
10112 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
10113 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
10115 2009-02-10 Ben Elliston <bje@au.ibm.com>
10117 * config/rs6000/rs6000.md (allocate_stack): Always use an update
10118 form instruction to update the stack back chain word, even if the
10119 user has disabled the generation of update instructions.
10120 (movdi_<mode>_update_stack): New.
10121 (movsi_update_stack): Likewise.
10122 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
10123 always use an update form instruction to update the stack back
10126 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
10128 PR middle-end/38953
10129 * graphite.c (if_region_set_false_region): After moving a region in
10130 the false branch of a condition, remove the empty dummy basic block.
10131 (gloog): Remove wrong fix for PR38953.
10133 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10135 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
10136 generation due to implicit sign extension.
10138 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
10140 PR middle-end/38981
10141 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
10142 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
10144 2009-02-09 Richard Guenther <rguenther@suse.de>
10146 PR middle-end/35202
10147 * convert.c (convert_to_real): Disable (float)fn((double)x)
10148 to fnf(x) conversion if errno differences may occur and
10149 -fmath-errno is set.
10151 2009-02-07 Anatoly Sokolov <aesok@post.ru>
10153 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
10154 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10155 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10157 2009-02-06 Joseph Myers <joseph@codesourcery.com>
10160 * c-common.c (handle_alias_attribute): Disallow attribute for
10161 anything not a FUNCTION_DECL or VAR_DECL.
10163 2009-02-06 Janis Johnson <janis187@us.ibm.com>
10166 * real.c (do_compare): Special-case compare of zero against
10167 decimal float value.
10169 2009-02-06 Joseph Myers <joseph@codesourcery.com>
10172 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
10173 as indicating flexible array members unless the field itself is
10174 being declarared as the incomplete array.
10176 2009-02-06 Jan Hubicka <jh@suse.cz>
10178 PR tree-optimization/38844
10179 * ipa-inline.c (try_inline): Stop inlining recursion when edge
10180 is already inlined.
10182 2009-02-06 Richard Guenther <rguenther@suse.de>
10184 PR middle-end/38977
10185 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
10186 fork because we may expand it as __gcov_fork.
10188 2009-02-06 Nick Clifton <nickc@redhat.com>
10190 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
10192 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
10194 PR tree-optimization/35659
10195 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
10196 vn_phi_eq): Shortcut if hashcode does not match.
10197 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
10199 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
10200 and avoid iterative_hash_expr.
10201 (FOR_EACH_VALUE_ID_IN_SET): New.
10202 (value_id_compare): Remove.
10203 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
10204 sort expressions by value id.
10206 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
10209 * config/sh/predicates.md (general_movsrc_operand): Don't check
10210 the subreg of system registers here.
10212 2009-02-05 Jakub Jelinek <jakub@redhat.com>
10215 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
10216 on the copied decl.
10218 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
10220 PR rtl-optimization/39110
10221 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
10222 addresses, not aligned ones.
10224 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
10225 Richard Guenther <rguenther@suse.de>
10227 PR tree-optimization/39100
10228 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
10229 comment says and add edges.
10231 2009-02-05 Joseph Myers <joseph@codesourcery.com>
10234 * c-common.c (handle_tls_model_attribute): Ignore attribute for
10235 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
10237 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
10239 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
10240 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
10241 register_bb_in_sese, new_sese, free_sese): Moved.
10242 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
10243 outermost_loop_in_scop, build_scop_iteration_domain,
10244 expand_scalar_variables_ssa_name, get_vdef_before_scop,
10245 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
10246 Use loop_in_sese_p instead of loop_in_scop_p.
10247 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
10248 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
10249 (scopdet_basic_block_info): Fix bug in scop detection.
10250 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
10251 eq_loop_to_cloog_loop): Remove.
10252 (nb_loops_around_loop_in_scop, nb_loop
10253 ref_nb_loops): Moved here...
10254 * graphite.h (ref_nb_loops): ... from here.
10255 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
10256 (loop_domain_dim, loop_iteration_vector_dim): Remove.
10257 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
10258 * testsuite/gcc.dg/graphite/scop-19.c: New
10260 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
10261 Hans-Peter Nilsson <hp@axis.com>
10263 PR rtl-optimization/37889
10264 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
10265 Move offset handling from PLUS to before the switch. Use new
10266 arguments when considering SYMBOL_REFs too.
10267 (rtx_addr_can_trap_p): Pass dummy offset and size.
10268 (enum may_trap_p_flags): Remove.
10269 (may_trap_p_1): Pass size from MEM_SIZE.
10271 PR rtl-optimization/38921
10272 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
10273 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
10274 * rtlanal.c (may_trap_after_code_motion_p): Delete.
10275 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
10277 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
10279 AVX Programming Reference (January, 2009)
10280 * config/i386/sse.md (*vpclmulqdq): New.
10282 2009-02-04 Jakub Jelinek <jakub@redhat.com>
10284 PR tree-optimization/38977
10285 PR gcov-profile/38292
10286 * calls.c (special_function_p): Disregard __builtin_ prefix.
10288 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
10290 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
10291 non-indexable addresses even before reload.
10293 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10296 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
10297 as having variable size. Do not give an error for unnamed
10298 parameters with [*] declarators. Give a warning for type names
10299 with [*] declarators and mark them as variable size.
10300 * c-parser.c (c_parser_sizeof_expression): Do not give an error
10301 for sizeof applied to [*] type names.
10303 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10306 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
10308 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10310 * gcc.c (process_command): Update copyright notice dates.
10311 * gcov.c (print_version): Likewise.
10312 * gcov-dump.c (print_version): Likewise.
10313 * mips-tfile.c (main): Likewise.
10314 * mips-tdump.c (main): Likewise.
10316 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10319 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
10320 for composite type involving a zero-length array type.
10322 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10325 * function.c (match_asm_constraints_1): Skip over
10326 initial optional % in the constraint.
10328 PR inline-asm/39059
10329 * c-parser.c (c_parser_postfix_expression): If fixed point is not
10330 supported, don't accept FIXED_CSTs.
10331 * c-decl.c (finish_declspecs): Error if fixed point is not supported
10332 and _Sat is used without _Fract/_Accum. Set specs->type to
10333 integer_type_node for cts_fract/cts_accum if fixed point is not
10336 2009-02-02 Catherine Moore <clm@codesourcery.com>
10338 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
10340 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
10342 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
10343 (ABI_HAS_64BIT_SYMBOLS): Use it.
10344 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
10346 2009-02-02 Paul Brook <paul@codesourcery.com>
10348 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
10350 2009-02-02 Jakub Jelinek <jakub@redhat.com>
10352 PR inline-asm/39058
10353 * recog.h (asm_operand_ok): Add constraints argument.
10354 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
10355 recurse on matching constraint.
10356 (check_asm_operands): Pass constraints as 3rd argument to
10357 asm_operand_ok. Don't look up matching constraint here.
10358 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
10361 2009-02-02 Ben Elliston <bje@au.ibm.com>
10363 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
10364 TARGET_NARROW_VOLATILE_BITFIELD macro names.
10366 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10368 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
10369 information. Remove some obsolete information. Reorganize.
10371 * config/pa/fptr.c: Revert license to GPL 2.
10372 * config/pa/milli64.S: Likewise.
10374 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10377 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
10378 LIBRARY name in, instead of hard-coding it.
10379 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
10380 extra target make frag to tmake_files according to EH model.
10381 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
10382 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
10383 frags that define makefile variable EH_MODEL appropriately.
10384 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
10385 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
10386 to "-sjlj" according to type of EH configured.
10387 (LIBGCC_SONAME): Concatenate it to shared library base name.
10388 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
10389 to "_sjlj" according to type of EH configured.
10390 (LIBGCC_SONAME): Concatenate it to shared library base name.
10391 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
10392 (SHLIB_LINK): Add missing semicolon to if-else construct.
10393 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10394 string value of "pe_dll" command-line option.
10395 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
10396 (SHLIB_SONAME): Use it when overriding t-cygming default.
10397 (SHLIB_IMPLIB): Override t-cygming default.
10398 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10399 string value of "pe_dll" command-line option.
10401 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10404 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
10405 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
10407 2009-01-31 Richard Guenther <rguenther@suse.de>
10409 PR tree-optimization/38937
10410 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
10411 computing the transitive closure.
10413 2009-01-30 Richard Guenther <rguenther@suse.de>
10415 PR tree-optimization/39041
10416 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10417 Propagate variable indices only if the types match for this stmt.
10419 2009-01-30 Jakub Jelinek <jakub@redhat.com>
10422 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
10423 inline but never defined.
10425 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
10427 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
10428 (*insv_h_di_reg_extimm): New insn.
10429 (*insv_l<mode>_reg_extimm): New insn.
10431 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10433 * config/picochip/picochip.c (flag_conserve_stack): set
10434 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
10435 fconserve-stack. Reduce call-overhead used by inliner.
10437 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10440 * common.opt (flag_conserve_stack): Initialised to zero.
10442 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
10445 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
10446 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
10449 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
10451 * ira-color.c (allocno_reload_assign): Update comments.
10452 * regmove.c (regmove_optimize): Likewise.
10456 2009-01-29 Robert Millan <rmh@aybabtu.com>
10458 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
10459 * config/i386/kopensolaris-gnu.h: New file. Undefine
10460 `MD_UNWIND_SUPPORT'.
10461 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
10463 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
10465 PR tree-optimization/39007
10466 * tree-loop-distribution.c (generate_builtin): Use
10467 recompute_dominator to compute the immediate dominator of the
10468 basic block just after the loop.
10470 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10472 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
10473 (ASM_OUTPUT_DWARF_PCREL): Define.
10475 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
10477 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
10478 * doc/passes.texi: Remove entries about regclass, local-alloc, and
10479 global. Modify entries about regmove and IRA.
10481 * ra-conflict.c: Remove the file.
10483 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
10485 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
10486 (pass_regclass_init): Rename to pass_reginfo_init.
10488 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
10490 * toplev.h (flag_ira): Remove.
10492 * caller-save.c (setup_save_areas): Remove flag_ira.
10494 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
10496 * global.c: Remove the file.
10498 * opts.c (decode_options): Remove flag_ira.
10500 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
10502 * regmove.c: Modify file description.
10503 (find_use_as_address, try_auto_increment): Define them only if
10504 AUTO_INC_DEC is defined.
10505 (replacement_quality, replace_in_call_usage, fixup_match_1,
10506 stable_and_no_regs_but_for_p): Remove.
10507 (reg_set_in_bb): Make it static.
10508 (regmove_optimize): Remove flag_ira and code which worked for
10511 * local-alloc.c: Remove the file.
10513 * common.opt (fira): Remove.
10515 * ira.c: Include except.h.
10516 (eliminable_regset): Move from global.c.
10517 (mark_elimination): Ditto. Remove flag_ira.
10518 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
10519 equiv_mem_modified, validate_equiv_mem_from_store,
10520 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
10521 contains_replace_regs, memref_referenced_p, memref_used_between_p,
10522 no_equiv, recorded_label_ref): Move from local-alloc.c.
10523 (update_equiv_regs): Ditto. Make it static.
10524 (print_insn_chain, print_insn_chains): Move it from global.c.
10525 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
10526 (build_insn_chain): Ditto. Make it static.
10527 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
10528 Rename to init_live_subregs.
10529 (gate_ira): Remove flag_ira.
10531 * regclass.c: Rename reginfo.c. Change file description.
10532 (FORBIDDEN_INC_DEC_CLASSES): Remove.
10533 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
10534 (init_reg_sets_1): Remove code for evaluation of
10535 reg_class_superclasses and losing_caller_save_reg_set.
10536 (init_regs): Remove init_reg_autoinc.
10537 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
10538 ok_for_base_p_nonstrict): Remove.
10539 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
10540 (pass_regclass_init): Rename to pass_reginfo_init. Modify
10541 corresponding entries.
10542 (dump_regclass, record_operand_costs, scan_one_insn,
10543 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
10544 record_address_regs, auto_inc_dec_reg_p): Remove.
10545 (gt-regclass.h): Rename to gt-reginfo.h.
10547 * rtl.h (dump_global_regs, retry_global_alloc,
10548 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
10550 * Makefile.in (RA_H): Remove.
10551 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
10552 Rename regclass.o to reginfo.o.
10553 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
10555 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
10556 (GTFILES): Rename regclass.c to reginfo.c.
10558 * passes.c (init_optimization_passes): Remove pass_local_alloc and
10559 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
10561 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
10562 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
10564 (finish_spills): Ditto. Remove code for !flag_ira.
10566 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
10568 PR middle-end/35854
10569 * doc/invoke.texi (rtl debug options): Complete rewrite.
10570 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
10572 * mode-switching.c (pass_mode_switching): Rename pass from
10573 "mode-sw" to "mode_sw".
10574 * except.c (pass_convert_to_eh_ranges): Rename pass from
10575 "eh-ranges" to "eh_ranges".
10576 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
10580 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
10581 Alexander Monakov <amonakov@ispras.ru>
10583 PR middle-end/38857
10584 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
10586 (move_exprs_to_boundary): Change return type and pass through
10587 should_move from move_op. Relax assert. Update usage ...
10588 (schedule_expr_on_boundary): ... here. Use should_move instead of
10590 (move_op_orig_expr_found): Indicate that insn was disconnected from
10592 (code_motion_process_successors): Do not call after_merge_succs
10593 callback if original expression was not found when traversing any of
10595 (code_motion_path_driver): Change return type. Update prototype.
10596 (move_op): Update comment. Add a new parameter (should_move). Update
10597 prototype. Set *should_move based on indication provided by
10598 move_op_orig_expr_found.
10600 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
10602 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
10603 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
10604 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
10605 * config/rs6000/rs6000.c (rs6000_override_options): Default
10606 avoid-indexed-addresses on for Power6, off for everything else.
10607 (avoiding_indexed_address_p): New function.
10608 (rs6000_legitimize_address): Use it.
10609 (rs6000_legitimate_address): Likewise.
10610 * config/rs6000/rs6000.md (movXX_updateX): Likewise
10612 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
10614 PR tree-optimization/38997
10615 * tree-loop-distribution.c (generate_memset_zero): Use
10616 POINTER_PLUS_EXPR for a pointer addition.
10618 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
10620 * config/s390/s390.md (bswap<mode>2): New pattern added.
10622 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10624 * config/s390/s390.md (*tls_load_31): Added type attribute.
10626 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10628 * config/s390/s390.md: Fix a few comments.
10630 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10632 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
10633 (*tm<mode>_full): Fixed z10prop attribute.
10634 (*tst<mode>_extimm): Fixed z10prop attribute.
10635 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
10636 (*tstqiCCT_cconly): Fixed z10prop attribute.
10637 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
10638 (*movsi_larl): Fixed z10prop attribute.
10639 (*movsi_zarch): Fixed z10prop attribute.
10640 (*movsi_eas): Fixed z10prop attribute.
10641 (*movhi): Fixed z10prop attribute.
10642 (*movqi): Fixed z10prop attribute.
10643 (*movstrictqi): Fixed z10prop attribute.
10644 (*mov<mode>): Fixed z10prop attribute.
10645 (*movcc): Fixed z10prop attribute.
10646 (*sethighpartdi_64): Fixed z10prop attribute.
10647 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
10648 (*negdi2_sign_cc): Fixed z10prop attribute.
10649 (*negdi2_sign): Fixed z10prop attribute.
10650 (*absdi2_sign_cc): Fixed z10prop attribute.
10651 (*absdi2_sign): Fixed z10prop attribute.
10652 (*negabsdi2_sign_cc): Fixed z10prop attribute.
10653 (*negabsdi2_sign): Fixed z10prop attribute.
10654 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
10655 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
10656 (doloop_si64): Fixed z10prop attribute.
10657 (doloop_si31): Fixed z10prop attribute.
10658 (doloop_long): Fixed z10prop attribute.
10659 (indirect_jump): Fixed z10prop attribute.
10660 (nop): Fixed z10prop attribute.
10661 (main_base_64): Fixed z10prop attribute.
10662 (reload_base_64): Fixed z10prop attribute.
10664 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10666 PR rtl-optimization/38740
10667 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
10669 * config/mips/mips.c (mips_reorg): Likewise.
10671 2009-01-28 Richard Guenther <rguenther@suse.de>
10673 PR tree-optimization/38926
10674 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
10675 with the correct value id to a value.
10676 (do_regular_insertion): Use the value number of edoubleprime
10677 for the value number of the expr.
10680 2008-08-21 Richard Guenther <rguenther@suse.de>
10682 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
10683 a PHI ask VN if it is already available.
10684 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
10685 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
10687 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10689 PR middle-end/38934
10690 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
10691 set to varying whenever max has TREE_OVERFLOW set, similarly
10692 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
10694 2009-01-28 Richard Guenther <rguenther@suse.de>
10696 PR middle-end/38908
10697 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
10698 uninitialized aggregate uses in call arguments.
10700 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
10702 PR tree-optimization/38984
10703 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
10704 the nothing_id variable if -fno-delete-null-pointer-checks.
10706 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
10709 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
10710 (set_got_offset_rex64): Ditto.
10712 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
10715 * doc/extend.texi: Improve local variable with asm reg.
10717 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
10719 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
10720 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
10721 was not supplied then set warn_packed_bitfield_compat to the
10722 default value of 1.
10723 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
10726 2009-01-27 Richard Guenther <rguenther@suse.de>
10728 PR tree-optimization/38503
10729 * cfgexpand.c (expand_gimple_basic_block): Ignore
10730 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
10731 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
10732 variables that cannot have TBAA applied.
10733 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
10736 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
10738 PR middle-end/38969
10739 * calls.c (initialize_argument_information): Do not wrap complex
10740 arguments in SAVE_EXPR.
10742 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
10744 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
10745 (INSTALL_LIBGCC): Revert typo commit.
10747 2009-01-26 Richard Guenther <rguenther@suse.de>
10749 PR tree-optimization/38745
10750 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
10751 from special handling.
10753 2009-01-26 Richard Guenther <rguenther@suse.de>
10755 PR tree-optimization/38745
10756 * tree-ssa.c (execute_update_addresses_taken): Do not include
10757 variables that cannot possibly be a register in not_reg_needs.
10758 Do not clear TREE_ADDRESSABLE on vars that may not become
10760 * tree-ssa.c (update_alias_info_1): Include those in the set
10761 of addressable vars.
10763 2009-01-26 Richard Guenther <rguenther@suse.de>
10765 PR middle-end/38851
10766 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
10767 * tree-ssa-dse.c: Include langhooks.h
10768 (execute_simple_dse): Remove stores with zero size.
10770 2009-01-24 Jakub Jelinek <jakub@redhat.com>
10773 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
10776 2009-01-24 Julian Brown <julian@codesourcery.com>
10778 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
10779 config/arm/linux-atomic.c.
10780 * config/arm/linux-atomic.c: New.
10782 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
10784 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
10785 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
10786 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
10788 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
10791 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
10794 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
10796 PR tree-optimization/38953
10797 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
10798 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
10799 (gloog): Split the exit of the scop when the scop exit is a loop exit.
10800 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
10803 2009-01-24 Paul Brook <paul@codesourcery.com>
10805 * config/arm/neon.md (neon_type): Move to arm.md.
10806 (neon_mov<VSTRUCT>): Add neon_type attribute.
10807 * config/arm/arm.md (neon_type): Move to here.
10808 (conds): Add "unconditioal" and use as default for NEON insns.
10810 2009-01-24 Ben Elliston <bje@au.ibm.com>
10812 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
10813 void *' warning from -Wc++-compat.
10814 * Makefile.in (dominance.o-warn): Remove.
10816 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
10818 PR tree-optimization/38932
10819 * fold-const.c (fold_unary_ignore_overflow): New.
10820 * tree.h (fold_unary_ignore_overflow): Declare.
10821 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
10822 * tree-ssa-sccvn.c (visit_reference_op_load,
10823 simplify_unary_expression): Likewise.
10825 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
10827 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
10828 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
10829 regardless of their type.
10830 * c-common.c (handle_packed_attribute): Don't ignore packed on
10832 * c.opt (Wpacked-bitfield-compat): New warning option.
10833 * stor-layout.c (place_field): Warn if offset of a field changed.
10834 * doc/extend.texi (packed): Mention the ABI change.
10835 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
10836 (Warning Options): Add it to the list.
10838 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
10840 * c-opts.c (c_common_post_options): Fix a typo in comments.
10842 2009-01-22 Steve Ellcey <sje@cup.hp.com>
10844 PR middle-end/38615
10845 * gimplify.c (gimplify_init_constructor): Fix promotion of const
10846 variables to static.
10847 * doc/invoke.texi (-fmerge-all-constants): Update description.
10849 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
10852 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
10853 (*movdi_1_rex64): Use type "mmx" for alternative 5.
10855 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
10857 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
10859 (LOCAL_ALIGNMENT): Similarly.
10861 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
10862 Joseph Myers <joseph@codesourcery.com>
10864 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
10865 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
10866 * config/arm/arm-tune.md: Regenerate.
10867 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
10870 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
10872 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
10873 version number to five.
10875 2009-01-22 Dodji Seketeli <dodji@redhat.com>
10878 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
10879 * c-common.c (set_underlying_type): Likewise.
10880 (is_typedef_decl ): Likewise
10882 (set_underlying_type): Likewise.
10883 (is_typedef_type): Likewise.
10885 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
10887 PR middle-end/38587
10888 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
10891 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
10894 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
10895 (LIBGCC_SPEC): Don't define.
10896 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
10898 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
10900 PR rtl-optimization/38879
10901 * alias.c (base_alias_check): Unaligned access via AND address can
10902 alias all surrounding object types except those with sizes equal
10903 or wider than the size of unaligned access.
10905 2009-01-21 Dodji Seketeli <dodji@redhat.com>
10908 * c-decl.c (clone_underlying_type): Move this ...
10909 * c-common.c (set_underlying_type): ... here.
10910 Also, make sure the function properly sets TYPE_STUB_DECL() on
10911 the newly created typedef variant type.
10912 (is_typedef_decl ): New entry point.
10913 * tree.h: Added a new member member_types_needing_access_check to
10914 struct tree_decl_non_common.
10915 (set_underlying_type): New entry point.
10916 (is_typedef_type): Likewise.
10918 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
10920 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
10921 Check whether two instructions have memory references that
10922 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
10923 are helper functions for traversing.
10924 * alias.h (insn_alias_sets_confilict_p): New prototypes.
10925 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
10926 not to draw dependency edge for instructions with non-conflicting
10929 2009-01-20 Joseph Myers <joseph@codesourcery.com>
10932 * longlong.h: Update copyright years. Use soft-fp license notice.
10933 Sync __clz_tab declaration with glibc.
10935 2009-01-20 Steve Ellcey <sje@cup.hp.com>
10938 * doc/extend.texi (syscall_linkage): New.
10939 (version_id): Modify.
10941 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10942 Richard Guenther <rguenther@suse.de>
10944 PR tree-optimization/38747
10945 PR tree-optimization/38748
10946 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
10947 conversion if the base address is an indirect reference and the
10948 aliasing sets could cause issues.
10950 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
10952 * common.opt (fgraphite, fgraphite-identity): Add comment for
10953 explaining why these options are not documented.
10955 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
10957 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
10958 gimple_call_lhs is NULL.
10960 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
10963 * emit-rtl.c (adjust_address_1): Make sure memref is never
10966 2009-01-20 Ben Elliston <bje@au.ibm.com>
10968 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
10969 const qualifier from arg parameter. Remove unnecessary cast to char *.
10970 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
10971 const qualifier from arg 2.
10973 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
10975 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
10977 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
10980 * rtl.h (reinit_regs): New prototype.
10981 * regclass.c: Include ira.h.
10982 (reinit_regs): New.
10983 * Makefile.in (regclass.o): Add ira.h.
10984 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
10986 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
10989 * c-common.c (handle_aligned_attribute): Use
10990 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
10991 default alignment value.
10993 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
10995 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
10996 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
10998 * doc/extend.texi: Update __attribute__ ((aligned)). Document
10999 __BIGGEST_ALIGNMENT__.
11001 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
11003 2009-01-18 Richard Guenther <rguenther@suse.de>
11005 PR tree-optimization/38819
11006 * tree-flow.h (operation_could_trap_helper_p): Declare.
11007 * tree-eh.c (operation_could_trap_helper_p): Export.
11008 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
11009 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
11010 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
11011 are about to insert a possibly trapping instruction and fail
11014 2009-01-18 Andreas Schwab <schwab@suse.de>
11016 * doc/install.texi (Configuration): Remove obsolete paragraph
11017 about use of --with-gnu-ld with --with-gnu-as.
11019 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
11021 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
11022 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
11023 Follow spelling conventions.
11025 2009-01-18 Ben Elliston <bje@au.ibm.com>
11027 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
11028 C++ warning about implicit conversion from void * to struct
11030 (bitmap_obstack_free): Likewise for bitmap_element *.
11031 * Makefile.in (bitmap.o-warn): Remove.
11033 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
11035 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
11037 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
11038 Tobias Grosser <tobi.grosser@amd.com>
11040 * graphite.c (graphite_trans_scop_block): Do not block single
11043 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
11045 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
11046 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
11047 test with assertion.
11049 2009-01-16 Richard Guenther <rguenther@suse.de>
11051 PR tree-optimization/38835
11052 PR middle-end/36227
11053 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
11054 and INT + PTR -> (INT)(PTR p+ INT) folding.
11055 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
11057 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
11060 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
11061 the subreg from a lowpart subreg if it is also casting the value.
11063 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
11064 Tobias Grosser <tobi.grosser@amd.com>
11066 * graphite.c (compare_prefix_loops): New.
11067 (build_scop_canonical_schedules): Rewritten.
11068 (graphite_transform_loops): Move build_scop_canonical_schedules
11069 after build_scop_iteration_domain.
11071 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
11072 Tobias Grosser <tobi.grosser@amd.com>
11074 * graphite.c (add_conditions_to_domain): Add the loops to
11075 the dimension of the iteration domain. Do copy the domain
11076 only when it exists.
11077 (build_scop_conditions_1): Do not call add_conditions_to_domain.
11078 (add_conditions_to_constraints): New.
11079 (can_generate_code_stmt, can_generate_code): Removed.
11080 (gloog): Do not call can_generate_code.
11081 (graphite_transform_loops): Call add_conditions_to_constraints
11082 after building the iteration domain.
11084 2009-01-16 Jakub Jelinek <jakub@redhat.com>
11086 PR tree-optimization/38789
11087 * tree-ssa-threadedge.c
11088 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
11089 __builtin_constant_p.
11091 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11093 * dce.c (delete_unmarked_insns): Reversed the order that insns are
11094 examined before deleting them.
11096 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
11098 * function.c (aggregate_value_p): Correctly extract the function
11099 type from CALL_EXPR_FN lookup.
11101 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11103 * config/picochip/picochip.c (picochip_override_options): Revert
11104 CFI asm flag disable commited previously.
11106 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
11107 Tobias Grosser <tobi.grosser@amd.com>
11108 Jan Sjodin <jan.sjodin@amd.com>
11110 * graphite.c (scan_tree_for_params): On substractions negate
11111 all the coefficients of the term.
11112 (clast_to_gcc_expression_red): New. Handle reduction expressions
11113 of more than two operands.
11114 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
11115 (get_vdef_before_scop): Handle also the case of default definitions.
11117 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
11119 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
11120 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
11121 Also use them when walking CALL_INSN_FUNCTION_USAGE.
11123 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
11124 Joey Ye <joey.ye@intel.com>
11126 PR middle-end/37843
11127 * cfgexpand.c (expand_stack_alignment): Don't update stack
11128 boundary nor check incoming stack boundary here.
11129 (gimple_expand_cfg): Update stack boundary and check incoming
11130 stack boundary here.
11132 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
11134 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
11136 2009-01-14 Jakub Jelinek <jakub@redhat.com>
11138 PR rtl-optimization/38245
11139 * calls.c (expand_call): Add stack arguments to
11140 CALL_INSN_FUNCTION_USAGE even for pure calls (when
11141 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
11142 in regs and partially in memory or BLKmode arguments.
11143 (emit_library_call_value_1): Add stack arguments to
11144 CALL_INSN_FUNCTION_USAGE even for pure calls (when
11145 ACCUMULATE_OUTGOING_ARGS).
11146 * dce.c: Include tm_p.h.
11147 (find_call_stack_args): New function.
11148 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
11150 (mark_insn): Call find_call_stack_args for CALL_Ps.
11151 (prescan_insns_for_dce): Walk insns backwards in bb rather than
11152 forwards. Allocate and free arg_stores bitmap if needed, pass it
11153 down to deletable_insn_p, don't mark stores set in arg_stores
11154 bitmap, clear the bitmap at the beginning of each bb.
11155 * Makefile.in (dce.o): Depend on $(TM_P_H).
11157 2009-01-14 Michael Meissner <gnu@the-meissners.org>
11160 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
11161 to make sure the insn is a conditional test (bug 22599). Reformat a
11164 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
11166 PR middle-end/38431
11167 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
11168 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
11169 (gloog): Do not call cleanup_tree_cfg.
11170 (graphite_transform_loops): Call cleanup_tree_cfg after all
11171 scops have been code generated.
11173 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
11174 * doc/gty.texi (Invoking the garbage collector): Added new node
11175 and section documenting ggc_collect.
11177 2009-01-14 Richard Guenther <rguenther@suse.de>
11179 PR tree-optimization/38826
11180 PR middle-end/38477
11181 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
11182 initialization notes only if we actually emitted a warning.
11183 (intra_create_variable_infos): Add constraints for a result decl
11184 that is passed by hidden reference.
11185 (build_pred_graph): Mark all related variables non-direct on
11188 2009-01-14 Nick Clifton <nickc@redhat.com>
11190 * ira-conflicts.c: Include addresses.h for the definition of
11192 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
11193 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
11195 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
11198 * Makefile.in (ira-lives.o): Add except.h.
11200 * ira-lives.c: Include except.h.
11201 (process_bb_node_lives): Process can_throw_internal.
11203 2009-01-13 Jakub Jelinek <jakub@redhat.com>
11205 PR rtl-optimization/38774
11206 * combine.c (simplify_set): When undoing cc_use change, don't do
11207 PUT_CODE on the newly created comparison, but instead put back the
11210 2009-01-13 Joseph Myers <joseph@codesourcery.com>
11212 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
11213 values. Remove duplicate arm8 entry.
11215 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11217 PR tree-optimization/38786
11218 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
11219 the SSA_NAME case of expand_scalar_variables_expr.
11220 Set the type of an expression to the type of its assign statement.
11221 (expand_scalar_variables_expr): Also gather the scalar computation
11222 used to index the memory access. Do not pass loop_p.
11223 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
11224 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
11225 the gimple_stmt_iterator where it inserts new code.
11226 Do not pass loop_p.
11227 (copy_bb_and_scalar_dependences): Do not pass loop_p.
11228 (translate_clast): Update call to copy_bb_and_scalar_dependences.
11230 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11232 * graphite.h (debug_value): Removed.
11233 * graphite.c (debug_value): Removed.
11235 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11237 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
11238 ldrd/strd with two 32-bit instructions.
11240 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11242 * config/arm/arm.c (struct processors): Pass for speed down into
11243 cost helper functions.
11244 (const_ok_for_op): Handle COMPARE and inequality nodes.
11245 (arm_rtx_costs_1): Rewrite.
11246 (arm_size_rtx_costs): Update prototype.
11247 (arm_rtx_costs): Pass speed down to helper functions.
11248 (arm_slowmul_rtx_costs): Rework cost calculations.
11249 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
11250 (arm_9e_rtx_costs): Likewise.
11252 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
11254 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
11255 relocations of local symbols wider than UNITS_PER_WORD are not valid.
11256 (alpha_legitimize_address): Do not split local symbols wider than
11257 UNITS_PER_WORD into HIGH/LO_SUM parts.
11259 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
11262 * gcc.c (process_command): Replace call to execvp with calls
11263 to pex_one and exit.
11265 2009-01-03 Anatoly Sokolov <aesok@post.ru>
11268 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
11269 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
11270 variant for devices with 3-byte PC.
11271 (__tablejump_elpm__): New.
11273 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11276 * c-parser.c (c_parser_postfix_expression): Allow `->' in
11277 offsetof member-designator, handle it as `[0].'.
11279 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11281 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
11282 function when not using named sections on targets with named sections
11283 if branch distance is less than 262132.
11285 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
11287 * combine.c (combine_instructions): Recompute
11288 optimize_this_for_speed_p for each BB in the main combine loop.
11290 2009-01-12 Tomas Bily <tbily@suse.cz>
11293 * tree-loop-distribution.c (prop_phis): New function.
11294 (generate_builtin): Call prop_phis.
11295 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
11297 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11299 PR tree-optimization/38807
11300 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
11301 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
11303 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11305 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11306 subreg of op0 to the original op0.
11308 2009-01-11 Laurent GUERBY <laurent@guerby.net>
11310 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
11312 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
11315 * mips-tfile.c (parse_def): Fix parsing of def strings
11316 starting with digits.
11318 2009-01-10 Jakub Jelinek <jakub@redhat.com>
11321 * config/arm/arm.c (arm_is_long_call_p): Don't call
11322 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
11324 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
11326 * regrename.c (regrename_optimize): Fix dumping.
11327 (find_oldest_value_reg): Preserve REG_POINTER.
11328 (copy_hardreg_forward_1): Likewise.
11330 2009-01-09 Diego Novillo <dnovillo@google.com>
11332 * gimple.h (struct gimple_statement_base) <uid>: Document
11333 the restrictions on its use.
11334 (gimple_uid): Tidy.
11335 (gimple_set_uid): Tidy.
11337 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11339 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
11340 zero guard even if align_bytes != 0 and count is smaller than
11343 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
11345 PR rtl-optimization/38495
11346 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
11347 (add_range_and_copies_from_move_list): Print all added ranges.
11348 Add ranges to memory optimized destination.
11350 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11354 * config/i386/i386.c (override_options): Reject
11355 -mstringop-strategy=rep_8byte with -m32.
11356 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
11357 to 1. Do count comparison against epilogue_size_needed at compile
11358 time even when count_exp was constant forced into register. For
11359 size_needed don't jump to epilogue, instead just avoid aligning
11360 and invoke the body algorithm. If need_zero_guard, add zero guard
11361 even if count is non-zero, but smaller than size_needed + number of
11362 bytes that could be stored for alignment.
11363 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
11364 to 1. If need_zero_guard, add zero guard even if count is non-zero,
11365 but smaller than size_needed + number of bytes that could be stored
11366 for alignment. Compare size_needed with epilogue_size_needed instead
11367 of desired_align - align, don't adjust size_needed, pass
11368 epilogue_size_needed to the epilogue expanders.
11371 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
11373 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11375 * pa.c (last_address): Change to unsigned.
11376 (update_total_code_bytes): Change argument to unsigned. Don't
11377 check if insn addresses are set.
11378 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
11379 addresses are not set.
11380 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
11382 2009-01-09 Nick Clifton <nickc@redhat.com>
11384 * config/sh/symbian.c: Replace uses of DECL_INLINE with
11385 DECL_DECLARED_INLINE_P.
11387 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11389 PR middle-end/38347
11390 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
11391 GET_MODE (op0) in operand_subword_force calls.
11393 PR middle-end/38771
11394 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
11395 fold_convert arg0 operands to TREE_TYPE (op0) first.
11397 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
11399 * params.def (ira-max-conflict-table-size): Decrease default value
11402 2009-01-08 Jakub Jelinek <jakub@redhat.com>
11404 PR tree-optimization/37031
11405 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
11407 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
11408 allocate it using gc instead of heap, use VEC_quick_push instead of
11410 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
11411 instead of heap, use VEC_quick_push instead of VEC_safe_push.
11412 * tree-data-ref.h (struct access_matrix): Change matrix to gc
11413 allocated vector from heap allocated.
11414 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
11415 * tree-loop-linear.c (linear_transform_loops): Allocate nest
11416 vector only after perfect_loop_nest_depth call.
11418 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
11419 Jan Sjodin <jan.sjodin@amd.com>
11421 PR tree-optimization/38559
11422 * graphite.c (debug_value, copy_constraint,
11423 swap_constraint_variables, scale_constraint_variable, ): New.
11424 (get_lower_bound, get_upper_bound): Removed.
11425 (graphite_trans_bb_strip_mine): Clean up this code that works
11426 only for constant number of iterations. Fully copy upper and
11427 lower bound constraints, not only the constant part of them.
11428 * graphite.h (debug_value): Declared.
11430 2009-01-08 Ira Rosen <irar@il.ibm.com>
11432 PR tree-optimization/37194
11433 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
11434 Don't add the cost of cost model guard in prologue to scalar
11435 outside cost in case of known number of iterations.
11437 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
11438 Alan Modra <amodra@bigpond.net.au>
11440 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
11441 non-word-aligned REG+CONST addressing.
11443 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11446 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
11447 free_after_compilation when outputting a thunk.
11448 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
11449 Do not call free_after_compilation here.
11451 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11453 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
11454 (ix86_valid_target_attribute_inner_p): Ditto.
11456 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
11458 PR tree-optimization/38492
11459 PR tree-optimization/38498
11460 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
11461 * tree-chrec.h (scev_is_linear_expression): Declared.
11462 * graphite.c (graphite_cannot_represent_loop_niter): New.
11463 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
11464 (graphite_loop_normal_form): Use gcc_assert.
11465 (scan_tree_for_params): Use CASE_CONVERT.
11466 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
11467 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
11468 Use gcc_assert. Discard scops that contain unhandled cases.
11469 (build_scop_conditions): Return a boolean status for unhandled cases.
11470 (strip_mine_profitable_p): Print the loop number, not its depth.
11471 (is_interchange_valid): Pass the depth of the loop nest, don't
11472 recompute it wrongly.
11473 (graphite_trans_bb_block): Same.
11474 (graphite_trans_bb_block): Print tentative of loop blocking.
11475 (graphite_trans_scop_block): Do not print that the loop has been
11477 (graphite_transform_loops): Do not handle scops that contain condition
11480 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
11482 AVX Programming Reference (December, 2008)
11483 * config/i386/avxintrin.h (_mm256_stream_si256): New.
11484 (_mm256_stream_pd): Likewise.
11485 (_mm256_stream_ps): Likewise.
11487 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
11488 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
11489 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
11490 (bdesc_special_args): Add __builtin_ia32_movntdq256,
11491 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
11492 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
11493 (ix86_expand_special_args_builtin): Likewise.
11495 * config/i386/sse.md (AVXMODEDI): New.
11496 (avx_movnt<mode>): Likewise.
11497 (avx_movnt<mode>): Likewise.
11498 (<sse>_movnt<mode>): Remove AVX support.
11499 (sse2_movntv2di): Likewise.
11501 2009-01-07 Richard Guenther <rguenther@suse.de>
11503 PR middle-end/38751
11504 * fold-const.c (extract_muldiv): Remove obsolete comment.
11505 (fold_plusminus_mult_expr): Undo MINUS_EXPR
11506 to PLUS_EXPR canonicalization for the canonicalization.
11508 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
11510 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
11511 hosted cross-compilers generating less efficient code.
11513 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11515 * function.h (rtl_data): Add a dbr_scheduled_p field.
11516 * reorg.c (dbr_schedule): Set it.
11517 (gate_handle_delay_slots): Check it.
11518 * config/mips/mips.c (mips_base_delayed_branch): Delete.
11519 (mips_reorg): Check flag_delayed_branch instead of
11520 mips_base_delayed_branch.
11521 (mips_override_options): Don't set mips_base_delayed_branch
11522 or flag_delayed_branch.
11524 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11526 PR rtl-optimization/38426.
11527 * ira.c (ira): Set current_function_is_leaf earlier.
11529 2009-01-06 Jakub Jelinek <jakub@redhat.com>
11531 PR rtl-optimization/38722
11532 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
11533 too early, only set a flag and modify after last possible
11536 2009-01-06 Janis Johnson <janis187@us.ibm.com>
11539 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
11540 * real.c (decimal_single_format): Correct values of emin and emax.
11541 (decimal_double_format): Ditto.
11542 (decimal_quad_format): Ditto.
11543 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
11544 computation of DECnn_MIN and DECnn_MAX for corrected values of
11545 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
11546 __DECnn_MIN__, and adjust its computation for the corrected value
11549 2009-01-06 Jan Hubicka <jh@suse.cz>
11552 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
11554 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
11556 * doc/contrib.texi (Contributors): Slightly adjust the end note.
11557 Add Robert Clark to the list of testers.
11559 2009-01-06 Jan Hubicka <jh@suse.cz>
11560 Kai Tietz <kai.tietz@onevision.com>
11562 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
11563 * config/i386/i386.c (ix86_expand_call): Add clobbers.
11565 2009-01-06 Jan Hubicka <jh@suse.cz>
11566 Kai Tietz <kai.tietz@onevision.com>
11568 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
11570 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
11571 (ix86_nsaved_regs): Count only general purpose regs.
11572 (ix86_nsaved_sseregs): New.
11573 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
11574 to 16 for w64; compute padding and size of sse reg save area.
11575 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
11576 general purpose regs.
11577 (ix86_emit_save_sse_regs_using_mov): New.
11578 (ix86_expand_prologue): Save SSE regs if needed.
11579 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
11580 (ix86_emit_restore_sse_regs_using_mov): New.
11581 (ix86_expand_epilogue): Save SSE regs if needed.
11583 2009-01-06 Jan Hubicka <jh@suse.cz>
11584 Kai Tietz <kai.tietz@onevision.com>
11586 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
11587 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
11588 functions when accumulate outgoing args is off.
11590 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11593 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
11594 before using pseudos_have_intersected_live_ranges_p.
11596 * ira-int.h (ira_assert): Always define.
11598 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11600 AVX Programming Reference (December, 2008)
11601 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
11602 (_mm256_permute2_pd): Likewise.
11603 (_mm_permute2_ps): Likewise.
11604 (_mm256_permute2_ps): Likewise.
11605 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
11606 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
11608 * config/i386/i386.c (ix86_builtins): Remove
11609 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
11610 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
11611 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
11612 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
11613 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
11614 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
11615 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
11616 __builtin_ia32_vpermil2ps256.
11617 (ix86_init_mmx_sse_builtins): Updated.
11618 (ix86_expand_args_builtin): Likewise.
11620 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11622 * pa.c (output_call): Relocate non-jump insns in the delay slot of
11623 long absolute calls when generating PA 2.0 code.
11625 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
11627 PR rtl-optimization/38583
11628 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
11630 * params.def (ira-max-conflict-table-size): New.
11632 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
11634 * ira.h (ira_conflicts_p): New external definition.
11636 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
11637 table. Report this. Return result of building.
11638 (ira_build_conflicts): Use ira_conflicts_p. Check result of
11639 building conflict table.
11641 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
11642 (ira_color): Use ira_conflicts_p.
11644 * global.c: Include ira.h.
11645 (pseudo_for_reload_consideration_p, build_insn_chain): Use
11648 * Makefile.in (global.o): Add ira.h.
11650 * ira-build.c (mark_all_loops_for_removal,
11651 propagate_some_info_from_allocno): New.
11652 (remove_unnecessary_allocnos): Call
11653 propagate_some_info_from_allocno.
11654 (remove_low_level_allocnos): New.
11655 (remove_unnecessary_regions): Add parameter. Call
11656 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
11657 parameter to remove_unnecessary_regions.
11658 (ira_build): Remove all regions but root if the conflict table was
11659 not built. Update conflict hard regs for allocnos crossing calls.
11661 * ira.c (ira_conflicts_p): New global.
11662 (ira): Define and use ira_conflicts_p.
11664 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
11665 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
11666 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
11668 2009-01-06 Ben Elliston <bje@au.ibm.com>
11670 * gengtype-lex.l (YY_NO_INPUT): Define.
11672 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11675 * c-common.c (handle_vector_size_attribute): Also reject
11676 BOOLEAN_TYPE types.
11678 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
11680 PR tree-optimization/38492
11681 * graphite.c (rename_map_elt, debug_rename_elt,
11682 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
11683 rename_map_elt_info, eq_rename_map_elts,
11684 get_new_name_from_old_name, bb_in_sese_p): Moved around.
11685 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
11686 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
11687 (sese_build_livein_liveouts): New.
11688 (new_sese, free_sese): New.
11689 (new_scop): Call new_sese.
11690 (free_scop): Call free_sese.
11691 (rename_variables_from_edge, rename_phis_end_scop): Removed.
11692 (register_old_new_names): Renamed register_old_and_new_names.
11693 (register_scop_liveout_renames, add_loop_exit_phis,
11694 insert_loop_close_phis, struct igp,
11695 default_liveout_before_guard, add_guard_exit_phis,
11696 insert_guard_phis, copy_renames): New.
11697 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
11698 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
11699 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
11700 (scop_adjust_phis_for_liveouts): New.
11701 (gloog): Call scop_adjust_phis_for_liveouts.
11703 * graphite.h (struct sese): Documented. Added fields liveout,
11704 num_ver and livein.
11705 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
11706 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
11707 (struct scop): Added field liveout_renames.
11708 (SCOP_LIVEOUT_RENAMES): New.
11710 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11712 PR tree-optimization/38510
11713 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
11714 (translate_clast): Call recompute_all_dominators before
11716 (gloog): Call recompute_all_dominators before graphite_verify.
11718 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11719 Jan Sjodin <jan.sjodin@amd.com>
11721 PR tree-optimization/38500
11722 * graphite.c (create_sese_edges): Call fix_loop_structure after
11725 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
11727 * config.gcc: Add m32r*-*-rtems*.
11728 * config/m32r/rtems.h: New file.
11730 2009-01-05 Ben Elliston <bje@au.ibm.com>
11732 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
11733 (.po.pox): Likewise.
11734 (po/gcc.pot): Likewise.
11736 2009-01-04 David S. Miller <davem@davemloft.net>
11738 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
11739 (STARTING_FRAME_OFFSET): Always set to zero.
11741 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11743 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
11744 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
11745 fixed-point types, and vectors of the same.
11747 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11749 * config/mips/sync.md (*mb_barrier): Rename to...
11750 (*memory_barrier): ...this.
11752 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
11754 * doc/extend.texi (Function Attributes): Move @cindex after @item
11755 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
11756 and put in alphabetical order. Fix 'target' name and put in order.
11757 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
11760 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
11762 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
11763 (memory_barrier): Expand as unspec instead of unspec_volatile.
11764 Remove mem:BLK from insn operands. Use Pmode scratch register.
11765 (*memory_barrier): Define as unspec instead of unspec_volatile.
11766 Use (match_dup 0) as input operand.
11768 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
11769 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
11770 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
11771 scratch register. Remove operand 1.
11772 (*stbar): Define as unspec instead of unspec_volatile.
11773 Use (match_dup 0) as input operand, remove (const_int 8).
11774 (*membar): Define as unspec instead of unspec_volatile.
11775 Use (match_dup 0) as input operand, remove input operand 2.
11777 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
11778 (memory_barrier): Expand as unspec instead of unspec_volatile.
11779 Remove mem:BLK from insn operands. Use Pmode scratch register.
11780 (*memory_barrier): Define as unspec instead of unspec_volatile.
11781 Use (match_dup 0) as input operand.
11783 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
11784 Remove mem:BLK from insn operands. Use Pmode scratch register.
11785 Set volatile flag on operand 0.
11786 (*memory_barrier): New insn pattern.
11788 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
11790 (*memory_barrier): Use (match_dup 0) as input operand.
11792 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
11793 Remove mem:BLK from insn operands. Use Pmode scratch register.
11794 Set volatile flag on operand 0.
11795 (*mb_internal): New insn pattern.
11797 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
11799 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11801 PR middle-end/38586
11802 * function.c (struct temp_slot): Move to the section of the file
11803 that deals with temp slots. Remove field 'address'.
11804 (temp_slot_address_table): New hash table of address -> temp slot.
11805 (struct temp_slot_address_entry): New struct, items for the table.
11806 (temp_slot_address_compute_hash, temp_slot_address_hash,
11807 temp_slot_address_eq, insert_temp_slot_address): Support functions
11809 (find_temp_slot_from_address): Rewrite to use the new hash table.
11810 (remove_unused_temp_slot_addresses): Remove addresses of temp
11811 slots that have been made available.
11812 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
11813 worker function for remove_unused_temp_slot_addresses.
11814 (assign_stack_temp_for_type): Don't clear the temp slot address list.
11815 Add the temp slot address to the address -> temp slot map.
11816 (update_temp_slot_address): Update via insert_temp_slot_address.
11817 (free_temp_slots): Call remove_unused_temp_slot_addresses.
11818 (pop_temp_slots): Likewise.
11819 (init_temp_slots): Allocate the address -> temp slot map, or empty
11820 the map if it is already allocated.
11821 (prepare_function_start): Initialize temp slot processing.
11823 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11825 PR middle-end/38584
11826 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
11827 Calculate the size of all stack vars assuming no packing of stack
11828 vars will happen, replacing a quadratic algorithm with a linear one.
11830 2009-01-03 Jakub Jelinek <jakub@redhat.com>
11833 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
11836 2009-01-03 Diego Novillo <dnovillo@google.com>
11838 * doc/contrib.texi: Update contributions.
11840 2009-01-03 Jakub Jelinek <jakub@redhat.com>
11843 * builtins.c (fold_builtin_memory_op): Give up if either operand
11844 is volatile. Set srctype or desttype to non-qualified version
11848 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
11849 and FUNCTION_DECLs.
11851 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
11853 PR rtl-optimization/35805
11854 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
11855 problem if fast dce is able to remove any instructions.
11856 * dce.c (dce_process_block): Fix dump message.
11858 2009-01-02 Mark Mitchell <mark@codesourcery.com>
11861 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
11863 2009-01-02 Jakub Jelinek <jakub@redhat.com>
11865 PR middle-end/38690
11866 * tree-flow.h (op_code_prio, op_prio): New prototypes.
11867 * tree-pretty-print.c (op_code_prio): New function.
11868 (op_prio): No longer static. Use op_code_prio.
11869 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
11870 Use op_prio and op_code_prio to determine if () should be
11871 printed around operand(s) or not.
11873 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
11874 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
11875 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
11876 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
11877 pp_character instead of pp_string for single letter printing.
11879 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11881 * doc/extend.texi: Fix '#pragma GCC option' typo.
11883 2009-01-02 Richard Guenther <rguenther@suse.de>
11885 * doc/install.texi (--enable-checking): Mention different
11886 default for stage1.
11887 (--enable-stage1-checking): Document.
11889 2009-01-01 Andrew Pinski <pinskia@gmail.com>
11891 PR middle-end/30142
11892 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
11893 case to be an error.
11895 2009-01-02 Ben Elliston <bje@au.ibm.com>
11897 * config/fp-bit.h (pack_d): Constify argument.
11898 * config/fp-bit.c (makenan): Constify return type. Remove casts.
11899 (isnan): Constify argument.
11901 (iszero): Likewise.
11902 (pack_d): Likewise.
11903 (_fpadd_parts): Constify return type.
11904 (_fpmul_parts): Likewise.
11905 (_fpdiv_parts): Likewise.
11907 2009-01-01 Jakub Jelinek <jakub@redhat.com>
11910 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
11911 warn about overwriting initializer with side-effects or
11912 -Woverride-init if !IMPLICIT.
11913 (output_init_element): Likewise. Pass IMPLICIT down to
11915 (process_init_element): Add IMPLICIT argument. Pass it down
11916 to output_init_element.
11917 (push_init_element, pop_init_level, set_designator): Adjust
11918 process_init_element callers.
11919 (set_nonincremental_init, set_nonincremental_init_from_string):
11920 Adjust add_pending_init callers.
11921 (output_pending_init_elements): Adjust output_init_element callers.
11922 * c-tree.h (process_init_element): Adjust prototype.
11923 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
11924 process_init_element callers.
11927 Copyright (C) 2009 Free Software Foundation, Inc.
11929 Copying and distribution of this file, with or without modification,
11930 are permitted in any medium without royalty provided the copyright
11931 notice and this notice are preserved.