1 2011-03-21 Georg-Johann Lay <avr@gjlay.de>
3 * config/avr/avr-protos.h (expand_epilogue): Change prototype
4 * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
5 * config/avr/avr.c (init_cumulative_args)
6 (avr_function_arg_advance): Use it.
7 * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
9 (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
10 (avr_function_ok_for_sibcall): ...this new function.
11 (avr_lookup_function_attribute1): New static Function.
12 (avr_naked_function_p, interrupt_function_p)
13 (signal_function_p, avr_OS_task_function_p)
14 (avr_OS_main_function_p): Use it.
15 * config/avr/avr.md ("sibcall", "sibcall_value")
16 ("sibcall_epilogue"): New expander.
17 ("*call_insn", "*call_value_insn"): New insn.
18 ("call_insn", "call_value_insn"): Remove
19 ("call", "call_value", "epilogue"): Change expander to handle
22 2011-03-21 Nick Clifton <nickc@redhat.com>
24 * doc/invoke.texi (Overall Options): Move closing brace to end of
26 (Optimization Options): Add missing @gol.
27 (Directory Options): Likewise.
28 (i386 and x86-64 Options): Likewise.
29 (RS6000 and PowerPC Options): Likewise.
30 (i386 and x86-64 Windows Options): Likewise.
31 (V850 Options): Add text missing from descriptions.
33 2011-03-22 Richard Henderson <rth@redhat.com>
35 * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
36 (avr_incoming_return_addr_rtx): New.
37 (emit_push_byte): New.
38 (expand_prologue): Use it. Remove incorrect dwarf annotation for
39 SREG, RAMPZ, zero register. Push frame pointer by bytes. Add dwarf
40 annotation for __prologue_saves__. Fixup dwarf annotation for CFA.
42 (expand_epilogue): Use it. Pop frame pointer by bytes.
43 * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
44 (INCOMING_RETURN_ADDR_RTX): New.
45 (INCOMING_FRAME_SP_OFFSET): New.
46 (ARG_POINTER_CFA_OFFSET): New.
47 * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
48 (*pushhi, *pushsi, *pushsf, popqi): Likewise.
51 * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
53 2011-03-22 Nathan Froyd <froydnj@codesourcery.com>
55 * tree.c (build_call_1): New function.
56 (build_call_valist, build_call_array_loc, build_call_vec): Call it.
58 2011-03-22 Richard Guenther <rguenther@suse.de>
60 PR tree-optimization/48228
61 * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
64 2011-03-22 Andrey Belevantsev <abel@ispras.ru>
66 PR rtl-optimization/48143
67 * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
68 (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
69 sse2_cvtps2pd): Likewise.
71 2011-03-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
73 * recog.c (canonicalize_change_group): Use validate_unshare_change.
75 2011-03-22 Richard Guenther <rguenther@suse.de>
77 * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
78 a valid RHS. Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
79 * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
80 and REALIGN_LOAD_EXPR.
81 (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
82 DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
83 * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
84 DOT_PROD_EXPR case ...
85 (expand_expr_real_2): ... here.
86 * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
87 and REALIGN_LOAD_EXPR.
88 * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
89 * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
90 (vect_create_epilog_for_reduction): Likewise.
91 (vectorizable_reduction): Likewise.
92 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
93 * tree-vect-stmts.c (vectorizable_load): Likewise.
95 2011-03-22 Eric Botcazou <ebotcazou@adacore.com>
97 * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
99 2011-03-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
101 * config/s390/s390.c (s390_delegitimize_address): Fix offset
102 handling for PLTOFF/GOTOFF.
104 2011-03-22 Nick Clifton <nickc@redhat.com>
106 * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
107 trailing backslash from the end of the macro definition.
109 2011-03-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
111 * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
114 2011-03-21 Richard Sandiford <richard.sandiford@linaro.org>
116 * expr.h (prepare_operand): Move to...
117 * optabs.h (prepare_operand): ...here and change the insn code
118 parameter from "int" to "enum insn_code".
119 (insn_operand_matches): Declare.
120 * expr.c (init_expr_target): Use insn_operand_matches.
121 (compress_float_constant): Likewise.
122 * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
123 * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
124 (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
125 (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn): Likewise.
126 (gen_cond_trap): Likewise.
127 (prepare_operand): Likewise. Change icode to an insn_code.
128 (insn_operand_matches): New function.
129 * reload.c (find_reloads_address_1): Use insn_operand_matches.
130 * reload1.c (gen_reload): Likewise.
131 * targhooks.c (default_secondary_reload): Likewise.
133 2011-03-21 Uros Bizjak <ubizjak@gmail.com>
135 * config/alpha/alpha.md (unspec): New define_c_enum.
138 2011-03-21 Uros Bizjak <ubizjak@gmail.com>
141 * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
142 between a call and its CALL_ARG_LOCATION note.
144 2011-03-21 Eric Botcazou <ebotcazou@adacore.com>
146 * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
148 2011-03-21 Jakub Jelinek <jakub@redhat.com>
152 * c-common.c (shorten_compare): If primopN is first sign-extended
153 to opN and then zero-extended to result type, set primopN to opN.
155 2011-03-21 Daniel Jacobowitz <dan@codesourcery.com>
157 * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
158 for barrier handlers.
160 2011-03-21 Michael Meissner <meissner@linux.vnet.ibm.com>
162 * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
163 UNSPEC constants to be in the unspec enumeration, and redefine
164 all UNSPECV constants to be in the unspecv enumeration, so that
165 dumps print which unspec/unspec_volatile this is.
166 * config/rs6000/vector.md (UNSPEC_*): Ditto.
167 * config/rs6000/paired.md (UNSPEC_*): Ditto.
168 * config/rs6000/vsx.md (UNSPEC_*): Ditto.
169 * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
170 * config/rs6000/dfp.md (UNSPEC_*): Ditto.
172 * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
173 UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
174 UNSPECV_LWSYNC, since these are used as unspec_volatile.
175 * config/rs6000/sync.md (isync, lwsync): Ditto.
177 2011-03-21 Richard Guenther <rguenther@suse.de>
179 * params.def (lto-min-partition): Fix typo.
181 2011-03-21 Richard Guenther <rguenther@suse.de>
184 * c-decl.c (grokdeclarator): Drop to the main variant only
185 for array types. Drop flag_gen_aux_info check.
187 2011-03-21 Richard Guenther <rguenther@suse.de>
190 * params.def (lto-partitions): Fix typo.
191 (lto-min-partition): Fix wording.
193 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
195 * config/rs6000/t-freebsd: Remove duplication from file.
197 2011-03-21 Richard Guenther <rguenther@suse.de>
200 * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
202 2011-03-21 Richard Guenther <rguenther@suse.de>
205 * params.def (lto-partitions): Require at least 1 partition.
207 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
209 * gthr-solaris.h: Remove.
210 * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
211 * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
212 (LIB_SPEC): Likewise.
213 * config/sol2.opt (threads): Remove.
214 * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
215 (sparc*-*-solaris2*): Likewise.
216 * configure.ac (enable_threads): Enable solaris support.
217 * configure: Regenerate.
218 * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
219 * doc/install.texi (Configuration, --enable-threads=lib): Remove
222 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
224 * config.gcc: Obsolete *-*-solaris2.8*.
225 * doc/install.texi (Specific, *-*-solaris2*): Document it.
227 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
230 * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
231 reference. Solaris 8 perl works.
233 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
236 * doc/install.texi (Prerequisites): Move jar etc. up.
237 Explain support library version requirements.
239 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
242 * doc/install.texi (Prerequisites): Move Perl to build
243 requirements. Always necessary on Solaris 2 with Sun ld.
245 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
247 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
249 (Specific, i?86-*-solaris2.[89]): Likewise.
250 (Specific, i?86-*-solaris2.10): Likewise.
251 (Specific, mips-sgi-irix6): Likewise.
252 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
253 Update for binutils 2.21.
255 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
257 * configure.ac (gcc_cv_lto_plugin): Fix typo.
258 Allow -fuse-linker-plugin for non-default plugin linker.
259 * configure: Regenerate.
261 2011-03-21 Nicola Pero <nicola.pero@meta-innovation.com>
264 * gengtype.c (files_rules): Added rule for cp/parser.h.
266 2011-03-21 Jakub Jelinek <jakub@redhat.com>
269 * config/s390/s390.c (s390_delegitimize_address): Don't call
270 lowpart_subreg if orig_x has BLKmode.
272 2011-03-21 Kai Tietz <ktietz@redhat.com>
275 * doc/plugins.texi: Adjust documentation for plugin register_callback.
276 * tree.h (attribute_spec): Add new member affects_type_identity.
277 * attribs.c (empty_attribute_table): Adjust attribute_spec
279 * config/alpha/alpha.c: Likewise.
280 * config/arc/arc.c: Likewise.
281 * config/arm/arm.c: Likewise.
282 * config/avr/avr.c: Likewise.
283 * config/bfin/bfin.c: Likewise.
284 * config/crx/crx.c: Likewise.
285 * config/darwin.h: Likewise.
286 * config/h8300/h8300.c: Likewise.
287 * config/i386/cygming.h: Likewise.
288 * config/i386/i386.c: Likewise.
289 * config/ia64/ia64.c: Likewise.
290 * config/m32c/m32c.c: Likewise.
291 * config/m32r/m32r.c: Likewise.
292 * config/m68hc11/m68hc11.c: Likewise.
293 * config/m68k/m68k.c: Likewise.
294 * config/mcore/mcore.c: Likewise.
295 * config/mep/mep.c: Likewise.
296 * config/microblaze/microblaze.c: Likewise.
297 * config/mips/mips.c: Likewise.
298 * config/rs6000/rs6000.c: Likewise.
299 * config/rx/rx.c: Likewise.
300 * config/sh/sh.c: Likewise.
301 * config/sol2.h: Likewise.
302 * config/sparc/sparc.c: Likewise.
303 * config/spu/spu.c: Likewise.
304 * config/stormy16/stormy16.c: Likewise.
305 * config/v850/v850.c: Likewise.
307 2011-03-21 Chung-Lin Tang <cltang@codesourcery.com>
309 * simplify-rtx.c (simplify_binary_operation_1): Handle
310 (xor (and A B) C) case when B and C are both constants.
312 2011-03-21 Mingjie Xing <mingjie.xing@gmail.com>
314 * tree-dfa.c (add_referenced_var): Fix typo in comment.
316 2011-03-20 Eric Botcazou <ebotcazou@adacore.com>
319 * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
321 2011-03-20 Jakub Jelinek <jakub@redhat.com>
323 PR rtl-optimization/48156
324 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
325 assume df and df_lr are not NULL.
327 2011-03-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
330 * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
331 between a call and its CALL_ARG_LOCATION note.
333 2011-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
336 * config/sh/sh.c (find_barrier): Don't emit a constant pool
337 between a call and its corresponding CALL_ARG_LOCATION note.
339 2011-03-19 Anatoly Sokolov <aesok@post.ru>
341 * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
342 instead of loop. Use HARD_REGISTER_NUM_P predicate.
343 * haifa-sched.c (setup_ref_regs): Ditto.
344 * caller-save.c (add_used_regs_1): Ditto.
345 * dse.c (look_for_hardregs): Ditto.
346 * df-problems.c (df_simulate_one_insn_forwards): Ditto.
347 * sched-rgn.c (check_live_1): Ditto.
349 2011-03-18 Joseph Myers <joseph@codesourcery.com>
351 * c-decl.c (diagnose_mismatched_decls): Give an error for
352 redefining a typedef with variably modified type.
354 2011-03-18 Joseph Myers <joseph@codesourcery.com>
356 * c-decl.c (grokfield): Don't allow typedefs for structures or
357 unions with no tag by default.
358 * doc/extend.texi (Unnamed Fields): Update.
360 2011-03-18 Uros Bizjak <ubizjak@gmail.com>
362 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
363 Rewrite using indirect functions.
365 * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
366 (avx_vinsertf128<mode>): Ditto.
368 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
370 * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
373 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
375 * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
376 splitting between a call and its corresponding CALL_ARG_LOCATION note.
378 2011-03-18 Maxim Kuvyrkov <maxim@codesourcery.com>
380 PR rtl-optimization/48170
381 * gcse.c (hoist_code): Remove bogus asserts.
383 2011-03-18 Georg-Johann Lay <avr@gjlay.de>
385 * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
386 computation for prologue/epilogue.
388 2011-03-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
390 * Makefile.in (check-consistency): Remove.
392 2011-03-18 Jakub Jelinek <jakub@redhat.com>
395 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
396 arange_table_in_use is 0, but either text_section_used or
397 cold_text_section_used is true. Don't call it if
398 !info_section_emitted.
400 2011-03-18 Anatoly Sokolov <aesok@post.ru>
402 * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
403 FUNCTION_VALUE_REGNO_P): Remove.
404 * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
406 * config/avr/avr.c (avr_ret_register): Make static inline.
407 (avr_function_value_regno_p): New function.
408 (avr_libcall_value): Make static. Add 'func' argument.
409 (avr_function_value): Make static. Rename 'func' argument to
410 'fn_decl_or_type', forward it to avr_libcall_value. Call
411 avr_ret_register function instead of RET_REGISTER macro.
412 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
414 2011-03-18 Jason Merrill <jason@redhat.com>
417 * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
419 2011-03-18 Richard Guenther <rguenther@suse.de>
421 * doc/install.texi (--enable-gold): Remove.
422 (--with-plugin-ld): Document.
423 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
425 2011-03-18 Andrew Pinski <pinskia@gmail.com>
428 * expr.c (optimize_bitfield_assignment_op): Revamp to work
429 again after expansion changes.
431 2011-03-18 Chung-Lin Tang <cltang@codesourcery.com>
433 * combine.c (try_combine): Do simplification only call of
434 subst() on i2 even when i1 is present. Update comments.
436 2011-03-18 Kaz Kojima <kkojima@gcc.gnu.org>
438 * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
439 and UNSPEC_PCREL_SYMOFF.
441 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
443 * config/s390/s390.md: Use define_c_enum for the unspec constant
446 2011-03-18 Richard Henderson <rth@redhat.com>
447 Jakub Jelinek <jakub@redhat.com>
450 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
451 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
453 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
456 * combine.c (cant_combine_insn_p): Don't check zero/sign
457 extended hard registers.
459 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
462 * combine.c (cant_combine_insn_p): Check zero/sign extended
465 2011-03-17 Anatoly Sokolov <aesok@post.ru>
467 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
468 * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
469 * config/v850/v850.c (v850_output_addr_const_extra): Make static.
470 Change return type to bool.
471 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
473 2011-03-17 Jakub Jelinek <jakub@redhat.com>
476 * var-tracking.c (prepare_call_arguments): If CALL target
477 is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
478 pc instead of looking it up using cselib_lookup and use
479 Pmode for it if x has VOIDmode.
480 * dwarf2out.c (gen_subprogram_die): If also both first and
481 second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
484 * function.c (assign_parms): For data.passed_pointer parms
485 use MEM of data.entry_parm instead of data.entry_parm itself
486 as DECL_INCOMING_RTL.
487 * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
488 also when passed and declared mode is the same, DECL_RTL
489 is a MEM with pseudo as address and DECL_INCOMING_RTL is
492 2011-03-16 Jeff Law <law@redhat.com>
494 PR rtl-optimization/37273
495 * ira-costs.c (scan_one_insn): Detect constants living in memory and
496 handle them like argument loads from stack slots. Do not double
497 count memory for memory constants and argument loads from stack slots.
499 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
502 * var-tracking.c (prepare_call_arguments): Check SUBREG.
504 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
507 * config/i386/i386.opt: Add Save to -mavx and -mfma.
509 2011-03-17 Jakub Jelinek <jakub@redhat.com>
512 * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
514 (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
515 Clear call_arg_locations and call_arg_loc_last always.
518 * var-tracking.c (prepare_call_arguments): If argument needs to be
519 passed by reference, adjust argtype and mode.
521 2011-03-17 Richard Guenther <rguenther@suse.de>
524 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
525 a value make sure to fold the statement.
527 2011-03-17 Chung-Lin Tang <cltang@codesourcery.com>
530 * config/arm/arm.c (arm_get_frame_offsets): Adjust early
531 return condition with !cfun->calls_alloca.
533 2011-03-17 Richard Guenther <rguenther@suse.de>
536 * lto-cgraph.c (input_overwrite_node): Clear the abstract
537 origin for decls in other ltrans units.
538 (input_varpool_node): Likewise.
540 2011-03-17 Richard Guenther <rguenther@suse.de>
543 * tree-object-size.c (compute_object_offset): Properly return
544 the offset operand of MEM_REFs as sizetype.
546 2011-03-17 Jakub Jelinek <jakub@redhat.com>
548 PR rtl-optimization/48141
549 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
550 * dse.c: Include params.h.
551 (active_local_stores_len): New variable.
552 (add_wild_read, dse_step1): Clear it when setting active_local_stores
554 (record_store, check_mem_read_rtx): Decrease it when removing
556 (scan_insn): Likewise. Increase it when adding to chain, if it
557 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
558 set active_local_stores to NULL before the addition.
559 * Makefile.in (dse.o): Depend on $(PARAMS_H).
561 PR rtl-optimization/48141
562 * dse.c (record_store): If no positions are needed in an insn
563 that cannot be deleted, at least unchain it from active_local_stores.
565 2011-03-16 Dodji Seketeli <dodji@redhat.com>
568 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
569 (lookup_type_die_strip_naming_typedef): ... here.
570 (get_context_die): Use it.
571 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
572 the anonymous struct named by the naming typedef.
574 2011-03-16 H.J. Lu <hongjiu.lu@intel.com>
577 * config/i386/i386.c (ix86_builtin_vectorized_function): Check
578 TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
580 2011-03-16 Jeff Law <law@redhat.com>
582 * tree-vrp.c (identify_jump_threads): Slightly simplify type
583 check for operands of conditional. Allow type to be a pointer.
585 2011-03-16 Richard Guenther <rguenther@suse.de>
587 PR tree-optimization/48149
588 * fold-const.c (fold_binary_loc): Fold
589 COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
591 2011-03-16 Richard Guenther <rguenther@suse.de>
593 PR tree-optimization/26134
594 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
595 complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
596 (non_rewritable_mem_ref_base): Handle complex type component
597 accesses, constrain offsets for vector and complex extracts
600 2011-03-16 Richard Guenther <rguenther@suse.de>
602 PR tree-optimization/48146
603 * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
604 operands avoiding the need for renaming.
606 2011-03-16 Richard Guenther <rguenther@suse.de>
608 * gimple-fold.c (maybe_fold_reference): Open-code relevant
609 constant folding. Move MEM_REF canonicalization first.
610 Rely on fold_const_aggregate_ref for initializer folding.
611 * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
613 2011-03-16 Jakub Jelinek <jakub@redhat.com>
616 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
617 arg0/arg1 or their arguments are always fold converted to matching
620 * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
623 2011-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
626 * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
628 (ld_vers): Extract binutils version for gold.
629 (gcc_cv_ld_hidden): Handle gold here.
630 (gcc_cv_lto_plugin): Determine level of linker plugin support.
631 * configure: Regenerate.
632 * config.in: Regenerate.
633 * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
634 -fuse-linker-plugin otherwise.
635 (LINK_PLUGIN_SPEC): Define. Extract from LINK_COMMAND_SPEC.
636 (LINK_COMMAND_SPEC): Use it.
637 (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
639 2011-03-16 Jakub Jelinek <jakub@redhat.com>
641 * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
642 * calls.c: Remove debug.h include.
643 (emit_call_1): Don't call virtual_call_token debug hook.
644 * dwarf2out.c (debug_dcall_section, debug_vcall_section,
645 dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
646 vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
647 size_of_dcall_table, output_dcall_table, size_of_vcall_table,
648 output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
649 vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
650 dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
651 dwarf2out_virtual_call): Remove.
652 (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
653 copy_call_info and virtual_call hooks.
654 (dwarf2out_init): Don't initialize vcall_insn_table,
655 debug_dcall_section and debug_vcall_section.
656 (prune_unused_types): Don't mark nodes from dcall_table.
657 (dwarf2out_finish): Don't output dcall or vcall tables.
658 * final.c (final_scan_insn): Don't call direct_call or
659 virtual_call debug hooks.
660 * debug.h (struct gcc_debug_hooks): Remove direct_call,
661 virtual_call_token, copy_call_info and virtual_call hooks.
662 (debug_nothing_uid): Remove prototype.
663 * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
664 copy_call_info and virtual_call hooks.
665 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
666 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
667 * debug.c (do_nothing_debug_hooks): Likewise.
668 (debug_nothing_uid): Remove.
669 * doc/invoke.texi (-fenable-icf-debug): Remove.
670 * common.opt (-fenable-icf-debug): Likewise.
672 * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
673 * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
674 call's MEM. Handle functions returning aggregate through a hidden
675 first pointer. For virtual calls add clobbered pc to call arguments
677 * dwarf2out.c (gen_subprogram_die): Emit
678 DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
682 * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
683 * rtl.h (ENTRY_VALUE_EXP): Define.
684 * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
685 * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
686 * print-rtl.c (print_rtx): Likewise.
687 * gengtype.c (adjust_field_rtx_def): Likewise.
688 * var-tracking.c (vt_add_function_parameter): Adjust
689 gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
690 * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
691 * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
692 partition is a default definition of a PARM_DECL, use ENTRY_VALUE
693 of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
695 * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
696 Call var_location debug hook even on CALL_INSNs.
697 (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
698 * rtl.def (ENTRY_VALUE): New.
699 * dwarf2out.c: Include cfglayout.h.
700 (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
701 output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
702 (struct call_arg_loc_node): New type.
703 (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
704 tail_call_site_count): New variables.
705 (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
706 DW_TAG_GNU_call_site_parameter.
707 (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
708 DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
709 DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
710 DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
711 and DW_AT_GNU_all_source_call_sites.
712 (mem_loc_descriptor): Handle ENTRY_VALUE.
713 (add_src_coords_attributes): Don't add enything if
714 DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
715 (dwarf2out_abstract_function): Save and clear call_arg_location,
716 call_site_count and tail_call_site_count around dwarf2out_decl call.
717 (gen_call_site_die): New function.
718 (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
719 (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
720 (dwarf2out_function_decl): Clear call_arg_locations,
721 call_arg_loc_last, set call_site_count and tail_call_site_count
722 to -1 and free block_map.
723 (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
724 CALL_INSNs. Add NOTE_DURING_CALL_P var location notes even when not
725 followed by any real instructions.
726 (dwarf2out_begin_function): Set call_site_count and
727 tail_call_site_count to 0.
728 (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
729 is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
730 attempt to force a DIE for it and worst case remove the attribute.
731 (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
732 check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
734 * var-tracking.c: Include tm_p.h.
735 (vt_stack_adjustments): For calls call note_register_arguments.
736 (argument_reg_set): New variable.
737 (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
738 ensure the VALUE is resolved.
739 (call_arguments): New variable.
740 (prepare_call_arguments): New function.
741 (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
742 (struct expand_loc_callback_data): Add ignore_cur_loc field.
743 (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
744 always use the best expression.
745 (vt_expand_loc): Add ignore_cur_loc argument.
746 (vt_expand_loc_dummy): Clear ignore_cur_loc field.
747 (emit_note_insn_var_location): Adjust vt_expand_loc callers.
748 (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
750 (vt_add_function_parameter): Use cselib_lookup_from_insn.
751 If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
752 argument. Don't call cselib_preserve_only_values and
754 (note_register_arguments): New function.
755 (vt_initialize): Compute argument_reg_set. Call
756 vt_add_function_parameters before processing basic blocks instead of
757 afterwards. For calls call prepare_call_arguments before calling
759 * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
760 * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
761 (var-tracking.o): Depend on $(TM_P_H).
762 * cfglayout.h (insn_scope): New prototype.
763 * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
764 * cfglayout.c (insn_scope): No longer static.
765 * insn-notes.def (CALL_ARG_LOCATION): New.
766 * calls.c (expand_call, emit_library_call_value_1): Put USEs for
767 MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
768 * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
769 nothing for DECL_EXTERNAL BLOCK_VARS.
771 2011-03-16 Alan Modra <amodra@gmail.com>
774 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
775 create invalid offset address for vsx splat insn.
776 * config/rs6000/predicates.md (splat_input_operand): New.
777 * config/rs6000/vsx.md (vsx_splat_*): Use it.
779 2011-03-15 Xinliang David Li <davidxl@google.com>
782 * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
783 (normalize_preds): New function.
784 (is_use_properly_guarded): Normalize def predicates.
786 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
789 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
790 in the output template.
792 2011-03-15 Richard Guenther <rguenther@suse.de>
795 * tree-pretty-print.c (dump_function_declaration): Properly
796 dump unprototyped and varargs function types.
798 2011-03-15 Richard Guenther <rguenther@suse.de>
800 PR tree-optimization/13954
801 * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
804 2011-03-15 Richard Guenther <rguenther@suse.de>
806 PR tree-optimization/48037
807 * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
808 selects into BIT_FIELD_REFs.
809 (non_rewritable_mem_ref_base): Check if a MEM_REF is a
812 2011-03-15 Jakub Jelinek <jakub@redhat.com>
814 PR tree-optimization/48129
815 * builtins.c (fold_builtin_snprintf): Convert to type of
816 built_in_decls[BUILT_IN_SNPRINTF] retval instead of
817 implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
819 2011-03-15 Richard Guenther <rguenther@suse.de>
821 PR tree-optimization/41490
822 * tree-ssa-dce.c (propagate_necessity): Handle returns without
824 * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
826 * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
827 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
828 * tree-tailcall.c (find_tail_calls): Ignore returns.
830 2011-03-15 Richard Guenther <rguenther@suse.de>
833 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
834 or variable-indexed array accesses when in gimple form.
836 2011-03-15 Richard Guenther <rguenther@suse.de>
838 * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
840 2011-03-15 Alan Modra <amodra@gmail.com>
843 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
844 presume symbol_refs without a symbol_ref_decl are suitably
845 aligned, nor other trees we may see here. Handle anchor symbols.
846 (legitimate_constant_pool_address_p): Comment. Add mode param.
847 Check cmodel=medium addresses. Adjust all calls.
848 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
849 creating cmodel=medium optimized access to locals.
850 * config/rs6000/constraints.md (R): Pass QImode to
851 legitimate_constant_pool_address_p.
852 * config/rs6000/predicates.md (input_operand): Pass mode to
853 legitimate_constant_pool_address_p.
854 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
857 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
860 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
861 64-bit constants being loaded into registers other than GPRs such
862 as loading 0 into a VSX register.
864 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
866 * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
868 2011-03-14 Jakub Jelinek <jakub@redhat.com>
871 * builtins.c (fold_builtin_snprintf): New function.
872 (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
873 (fold_builtin_4): Likewise.
876 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
877 STRIP_NOPS on arg0 and arg1. When optimizing X +- C == X
878 and C - X == X also strip nops from +/-/p+ operand.
879 When optimizing -X == C, fold C to arg0's type.
882 * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
883 emit it as add_AT_int instead of add_AT_unsigned.
885 2011-03-14 Tom Tromey <tromey@redhat.com>
887 * unwind-dw2.c: Include sys/sdt.h if it exists.
888 (_Unwind_DebugHook): Use STAP_PROBE2.
889 * config.in, configure: Rebuild.
890 * configure.ac: Check for sys/sdt.h.
892 2011-03-14 Uros Bizjak <ubizjak@gmail.com>
894 * config/i386/i386.md (ROUND_FLOOR): New constant.
896 (ROUND_TRUNC): Ditto.
897 (ROUND_MXCSR): Ditto.
898 (ROUND_NO_EXC): Ditto.
899 (rint<mode>2): Use new defines instead of numerical constants.
900 (floor<mode>2): Ditto.
901 (ceil<mode>2): Ditto.
902 (btrunc<mode>2): Ditto.
903 * config/i386/i386-builtin-types.def: Define ROUND function type
905 * config/i386/i386.c (enum ix86_builtins): Add
906 IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
907 (struct builtin_description): Add
908 __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
909 (ix86_expand_sse_round): New static function.
910 (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
912 (ix86_builtin_vectorized_function): Handle
913 BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
915 2011-03-14 Tom Tromey <tromey@redhat.com>
917 * c-parser.c (c_parser_asm_string_literal): Clear
918 warn_overlength_strings.
920 2011-03-14 Tom Tromey <tromey@redhat.com>
922 * c-parser.c (disable_extension_diagnostics): Save
923 warn_overlength_strings.
924 (restore_extension_diagnostics): Restore warn_overlength_strings.
926 2011-03-14 Jakub Jelinek <jakub@redhat.com>
928 * BASE-VER: Change to 4.7.0.
930 2011-03-14 Richard Guenther <rguenther@suse.de>
933 * tree.c (build_vector_from_val): Adjust assert to requirements
936 2011-03-14 Jakub Jelinek <jakub@redhat.com>
939 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
941 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
943 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
944 terms of target_flags_explicit. Adjust copyright year.
946 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
947 * config/rs6000/t-freebsd: New file. Add override for
950 2011-03-13 Chris Demetriou <cgd@google.com>
952 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
953 (-fno-diagnostics-show-option): this, to reflect current default.
954 (-Werror=): Update text about -fno-diagnostics-show-option.
956 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
959 * config/rs6000/predicates.md (easy_vector_constant_add_self,
960 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
961 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
962 mode is not V2DImode or V2DFmode.
963 (vspltis_constant): Do not handle V2DImode and V2DFmode.
964 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
965 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
967 (movdi_internal64): Likewise.
969 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
971 PR tree-optimization/47127
972 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
974 (set_cloog_options): Same.
975 (scop_to_clast): Same.
976 (print_clast_stmt): Do not call cloog_state_malloc and
978 (print_generated_program): Same.
980 * graphite-clast-to-gimple.h (cloog_state): Declared.
981 (scop_to_clast): Adjust declaration.
982 * graphite.c (cloog_state): Defined here.
983 (graphite_initialize): Call cloog_state_malloc.
984 (graphite_finalize): Call cloog_state_free.
986 2011-03-11 Jason Merrill <jason@redhat.com>
988 * attribs.c (lookup_attribute_spec): Take const_tree.
991 2011-03-11 Joseph Myers <joseph@codesourcery.com>
993 * config/sparc/sparc.c (sparc_option_override): Use
994 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
996 2011-03-11 Richard Guenther <rguenther@suse.de>
998 PR tree-optimization/48067
999 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
1000 multiplication result will be only used once on the target
1003 2011-03-11 Richard Guenther <rguenther@suse.de>
1005 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
1007 2011-03-11 Richard Guenther <rguenther@suse.de>
1010 * tree.c (find_decls_types_r): Do not walk types only reachable
1011 from IDENTIFIER_NODEs.
1013 2011-03-11 Jakub Jelinek <jakub@redhat.com>
1016 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
1017 all vnode->force_output nodes as needed.
1019 2011-03-11 Jason Merrill <jason@redhat.com>
1022 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
1023 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
1025 2011-03-11 Martin Jambor <mjambor@suse.cz>
1027 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
1030 2011-03-11 Jakub Jelinek <jakub@redhat.com>
1032 PR tree-optimization/48063
1033 * ipa-inline.c (cgraph_decide_inlining): Don't try to
1034 inline functions called once if !tree_can_inline_p (node->callers).
1036 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
1038 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
1040 * config/score/score3.c: Delete.
1041 * config/score/score3.h: Delete.
1042 * config/score/mul-div.S: Delete.
1043 * config/score/sfp-machine.h: Add new file.
1044 * config/score/constraints.md: Add new file.
1045 * config/score/t-score-softfp: Add new file.
1046 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
1047 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
1048 (score7_extra_constraint): Delete.
1049 (score7_option_override): Remove unused code.
1050 * config/score/score.c: Remove score3 and score5 define and code.
1051 * config/score/score.h: Remove score3 and score5 define and code.
1052 * config/score/score.md: Remove score3 template and unusual insn.
1053 * config/score/score.opt: Remove score3 and score5 options.
1055 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1057 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
1058 when _HPUX_SOURCE is defined.
1059 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
1061 2011-03-10 Jason Merrill <jason@redhat.com>
1064 * stor-layout.c (layout_type): Don't set structural equality
1065 on arrays of incomplete type.
1066 * tree.c (type_hash_eq): Handle comparing them properly.
1068 2011-03-10 Jakub Jelinek <jakub@redhat.com>
1071 * config/s390/s390.c (s390_delegitimize_address): Make sure the
1072 result mode matches original rtl mode.
1074 2011-03-10 Nick Clifton <nickc@redhat.com>
1076 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
1077 (andsi3, andsi3_flags): Fix timings for three operand alternative.
1079 2011-03-09 Jakub Jelinek <jakub@redhat.com>
1081 PR rtl-optimization/47866
1082 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
1083 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
1084 if target wasn't scalar.
1085 * function.c (assign_stack_temp_for_type): Assert that neither
1086 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
1087 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
1089 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
1091 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1093 * config/s390/s390-protos.h (s390_label_align): New prototype.
1094 * config/s390/s390.c (s390_label_align): New function.
1095 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
1097 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1100 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
1101 V2DI/V2DF constants. Only all 0's or all 1's are easy.
1102 (output_vec_const_move): Ditto.
1104 2011-03-08 Anatoly Sokolov <aesok@post.ru>
1106 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
1107 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
1108 * config/mips/mips.c (mips_preferred_reload_class): Make static.
1109 Change 'rclass' argument and result type to reg_class_t.
1110 (TARGET_PREFERRED_RELOAD_CLASS): Define.
1112 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
1114 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1115 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
1116 (TARGET_MEMORY_MOVE_COST): Define.
1117 (avr_register_move_cost, avr_memory_move_cost): New Functions.
1119 2011-03-08 Jakub Jelinek <jakub@redhat.com>
1122 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
1125 PR tree-optimization/48022
1126 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
1129 2011-03-07 Jakub Jelinek <jakub@redhat.com>
1132 * var-tracking.c (find_use_val): Return NULL for
1133 cui->sets && cui->store_p BLKmode MEMs.
1135 2011-03-07 Anatoly Sokolov <aesok@post.ru>
1137 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
1139 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
1140 xstormy16_print_operand_address): Remove.
1141 * config/stormy16/stormy16.c (xstormy16_print_operand,
1142 xstormy16_print_operand_address): Make static.
1143 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
1145 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
1148 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
1149 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
1152 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
1155 * cfgloopmanip.c (fix_bb_placements): Return immediately
1156 if FROM is BASE_LOOP's header.
1158 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
1160 * gimplify.c (gimplify_function_tree): Fix building calls
1161 to __builtin_return_address.
1163 2011-03-07 Alan Modra <amodra@gmail.com>
1165 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
1166 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
1167 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
1168 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
1170 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
1171 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
1172 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
1173 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
1174 * config/rs6000/rs6000.c
1175 (rs6000_elf_end_indicate_exec_stack): Rename to..
1176 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
1177 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
1178 (rs6000_file_start): ..here.
1179 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
1180 file scope variables.
1181 (call_ABI_of_interest): New function.
1182 (init_cumulative_args): Set above vars when function return value
1183 is a float, vector, or small struct.
1184 (rs6000_function_arg_advance_1): Likewise for function args.
1185 (rs6000_va_start): Set rs6000_passes_float if variable arg function
1186 references float args.
1188 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
1190 * doc/cfg.texi: Remove "See" before @ref.
1191 * doc/invoke.texi: Likewise.
1193 2011-03-05 Jason Merrill <jason@redhat.com>
1195 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
1197 2011-03-05 Anthony Green <green@moxielogic.com>
1199 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
1201 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
1203 PR rtl-optimization/47899
1204 * cfgloopmanip.c (fix_bb_placements): Fix first argument
1205 to flow_loop_nested_p when moving the loop upward.
1207 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
1210 * arm.md (movhi_insn_arch4): Accept any immediate constant.
1212 2011-03-05 Jakub Jelinek <jakub@redhat.com>
1214 PR tree-optimization/47967
1215 * ipa-cp.c (build_const_val): Return NULL instead of creating
1216 VIEW_CONVERT_EXPR for mismatching sizes.
1217 (ipcp_create_replace_map): Return NULL if build_const_val failed.
1218 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
1219 give up on versioning.
1221 2011-03-05 Alan Modra <amodra@gmail.com>
1224 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1225 full cmodel medium/large lo_sum + high addresses.
1227 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1229 * config/s390/s390.c (s390_decompose_address): Reject non-literal
1230 pool references in UNSPEC_LTREL_OFFSET.
1232 2011-03-04 Jan Hubicka <jh@suse.cz>
1235 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
1236 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
1237 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
1239 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
1240 cgraph_add_thunk): Add node pointers.
1241 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
1242 associated to right node.
1243 (input_node): Update use of cgraph_same_body_alias
1244 and cgraph_add_thunk.
1246 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
1248 * config/i386/i386.opt (mprefer-avx128): New flag.
1249 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
1250 modes when the flag -mprefer-avx128 is on.
1252 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
1254 * dwarf2out.c (compare_loc_operands): Fix address handling.
1256 2011-03-04 Alan Modra <amodra@gmail.com>
1258 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
1260 2011-03-04 Richard Guenther <rguenther@suse.de>
1263 * expmed.c (extract_bit_field_1): Prefer vector modes that
1264 vec_extract patterns can handle.
1266 2011-03-04 Richard Guenther <rguenther@suse.de>
1269 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
1271 2011-03-04 Richard Henderson <rth@redhat.com>
1273 * explow.c (emit_stack_save): Remove 'after' parameter.
1274 (emit_stack_restore): Likewise.
1275 * expr.h: Update to match.
1276 * builtins.c, calls.c, stmt.c: Likewise.
1277 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
1278 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
1279 * function.c (expand_function_end): Insert the emit_stack_save
1280 sequence before parm_birth_insn instead of after.
1282 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
1284 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
1285 (ssse3_pmaddubsw128): Ditto.
1286 (ssse3_pmaddubsw): Ditto.
1288 2011-03-03 Steve Ellcey <sje@cup.hp.com>
1290 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
1292 2011-03-03 Jakub Jelinek <jakub@redhat.com>
1295 * gimplify.c (omp_add_variable): Only call omp_notice_variable
1296 on TYPE_SIZE_UNIT if it is a DECL.
1299 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
1300 first operand is not is_gimple_mem_ref_addr, try to fold it.
1301 If the operand still isn't is_gimple_mem_ref_addr, clear
1304 2011-03-03 Richard Guenther <rguenther@suse.de>
1307 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
1309 (refs_may_alias_p_1): For release branches return true if
1310 we are confused by our input.
1312 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1314 * config/s390/s390.c (s390_function_value): Rename to ...
1315 (s390_function_and_libcall_value): ... this.
1316 (s390_function_value): New function.
1317 (s390_libcall_value): New function.
1318 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
1319 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
1320 target macro definitions.
1321 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
1323 2011-03-02 Joseph Myers <joseph@codesourcery.com>
1325 * config/i386/freebsd64.h (CC1_SPEC): Define.
1326 * config/i386/linux64.h (CC1_SPEC): Define.
1327 * config/i386/x86-64.h (CC1_SPEC): Don't define.
1329 2011-03-02 Anatoly Sokolov <aesok@post.ru>
1331 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1333 * config/stormy16/stormy16.c: Include reload.h.
1334 (xstormy16_memory_move_cost): New function.
1335 (TARGET_MEMORY_MOVE_COST): Define.
1337 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
1339 PR rtl-optimization/47925
1340 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
1341 with side effects. Remove the more-specific check for volatile asms.
1343 2011-03-02 Alan Modra <amodra@gmail.com>
1346 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
1347 toc relative addresses for valid offsets.
1349 2011-03-01 Richard Guenther <rguenther@suse.de>
1351 PR tree-optimization/47890
1352 * tree-vect-loop.c (get_initial_def_for_induction): Set
1353 related stmt properly.
1355 2011-03-01 Richard Guenther <rguenther@suse.de>
1358 * lto-streamer.c (lto_record_common_node): Also register
1361 2011-03-01 Richard Guenther <rguenther@suse.de>
1364 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1365 Do not stream DECL_ABSTRACT_ORIGIN.
1366 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1367 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1368 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1369 Do not stream DECL_ABSTRACT_ORIGIN.
1370 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1371 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1373 2011-02-28 Anatoly Sokolov <aesok@post.ru>
1375 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
1376 FUNCTION_VALUE_REGNO_P): Remove.
1377 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
1378 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
1379 Add 'outgoing' argument.
1380 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
1382 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1383 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1385 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
1388 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
1389 (lookup_filename): Likewise.
1390 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
1392 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
1393 Jakub Jelinek <jakub@redhat.com>
1396 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
1397 (assign_stack_local_1): Change last argument type to int.
1398 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
1399 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
1400 don't record padding space into frame_space_list nor use those areas.
1401 (assign_stack_local): Adjust caller.
1402 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
1403 of assign_stack_local, pass 0 as last argument.
1404 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
1407 2011-02-28 Jakub Jelinek <jakub@redhat.com>
1410 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
1411 Use target address_mode and pointer_mode hooks instead of hardcoded
1412 Pmode and ptr_mode. Handle some simple cases of extending if
1413 POINTERS_EXTEND_UNSIGNED < 0.
1414 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
1415 Call convert_debug_memory_address.
1416 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
1417 convert_debug_memory_address.
1420 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
1421 * configure: Regenerated.
1422 * config.in: Regenerated.
1423 * varasm.c (default_function_section): Return NULL
1424 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
1426 2011-02-28 Martin Jambor <mjambor@suse.cz>
1428 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
1429 the description to match the printed values.
1431 2011-02-28 Richard Guenther <rguenther@suse.de>
1433 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
1434 of the copied scope tree.
1436 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1438 * doc/extend.texi (Function Attributes): Avoid deeply (and
1439 wrongly) nested tables.
1441 2011-02-27 Jakub Jelinek <jakub@redhat.com>
1444 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
1445 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
1446 r isn't op0 nor op1.
1448 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1450 * config/avr/avr.md: Remove magic comment for emacs.
1452 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1455 * config/avr/avr.c (avr_option_override): Use error on bad options.
1456 (avr_help): New function.
1457 (TARGET_HELP): Define.
1459 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
1462 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
1463 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
1465 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1467 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
1468 (ARM Options): Ditto.
1469 (i386 and x86-64 Options): Ditto.
1470 (RX Options): Ditto.
1471 (SPARC Options): Ditto.
1473 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
1475 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
1476 FreeBSD 6 and later. Generally use cpu generic.
1478 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1480 * doc/cpp.texi: Update copyright years.
1482 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
1485 * config/lm32/lm32.md (ashrsi3): Added needed variable.
1487 2011-02-25 Jon Beniston <jon@beniston.com>
1490 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
1491 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
1492 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
1493 (lm32_block_move_inline): Add type cast to remove warning.
1494 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
1495 (gen_int_relational): Move declarations to start of function.
1497 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
1499 PR tree-optimization/45470
1500 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
1501 can throw internally only.
1502 * tree-vect-stmts.c (vectorizable_call): Likewise.
1504 2011-02-24 Anatoly Sokolov <aesok@post.ru>
1506 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
1507 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1508 * config/stormy16/stormy16-protos.h
1509 (xstormy16_preferred_reload_class): Remove.
1510 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
1511 static. Change 'rclass' argument and return type to reg_class_t.
1512 (TARGET_PREFERRED_RELOAD_CLASS,
1513 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1515 2011-02-24 Richard Guenther <rguenther@suse.de>
1517 * lto-streamer-in.c (input_bb): Do not find referenced vars
1518 in debug statements.
1520 2011-02-23 Jason Merrill <jason@redhat.com>
1522 * common.opt (fabi-version): Document v5 and v6.
1524 2011-02-23 Richard Guenther <rguenther@suse.de>
1526 PR tree-optimization/47849
1527 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
1529 2011-02-23 Jie Zhang <jie@codesourcery.com>
1531 * opts-common.c (decode_cmdline_option): Print empty string
1532 argument as "" in decoded->orig_option_with_args_text.
1533 * gcc.c (execute): Print empty string argument as ""
1534 in the verbose output.
1535 (do_spec_1): Keep empty string argument.
1537 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
1539 * config.gcc: Declare score-* and crx-* obsolete.
1541 2011-02-23 Jie Zhang <jie@codesourcery.com>
1543 PR rtl-optimization/47763
1544 * web.c (web_main): Ignore naked clobber when replacing register.
1546 2011-02-22 Anatoly Sokolov <aesok@post.ru>
1548 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
1551 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
1554 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
1556 2011-02-22 Mike Stump <mikestump@comcast.net>
1558 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
1560 * configure: Regenerate.
1562 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
1564 PR rtl-optimization/46002
1565 * ira-color.c (update_copy_costs): Change class intersection
1566 test to reg_class_contents[] test of 'hard_regno'.
1568 2011-02-21 Joseph Myers <joseph@codesourcery.com>
1570 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
1572 * config/hpux11.opt (mt): Likewise.
1573 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
1574 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
1575 * config/vax/elf.opt (mno-asm-pic): Likewise.
1576 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
1578 2011-02-21 Mike Stump <mikestump@comcast.net>
1581 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
1582 tree so we can get save the type.
1583 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
1584 for CFString instead of trying to use past the end of the builtins.
1585 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
1586 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
1587 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
1588 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
1589 Rename to darwin_builtin_cfstring.
1590 (darwin_init_cfstring_builtins): Return the built type.
1592 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
1595 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
1596 (_mm256_insert_epi64): Use _mm_insert_epi64.
1598 2011-02-21 Anatoly Sokolov <aesok@post.ru>
1600 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1601 * config/stormy16/stormy16-protos.h
1602 (xstormy16_mode_dependent_address_p): Remove.
1603 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
1604 Make static. Change return type to bool. Change argument type to
1605 const_rtx. Remove dead code.
1606 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1608 2011-02-21 Richard Guenther <rguenther@suse.de>
1611 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1612 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1613 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
1615 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1616 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1618 2011-02-20 Richard Guenther <rguenther@suse.de>
1621 * tree.c (free_lang_data_in_decl): Clean builtins from
1622 the TU decl BLOCK_VARS.
1624 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
1628 * haifa-sched.c (fix_tick_ready): Skip tick computation
1631 2011-02-19 Richard Guenther <rguenther@suse.de>
1634 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
1635 Remove lazy BLOCK_VARS streaming.
1636 (lto_input_ts_block_tree_pointers): Likewise.
1637 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
1639 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1641 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
1643 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1645 * config/i386/biarch32.h, config/i386/mach.h,
1646 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
1648 2011-02-19 Jakub Jelinek <jakub@redhat.com>
1651 * config/i386/i386.md (peephole2 for shift and plus): Use
1652 operands[1] original mode in the first insn.
1654 2011-02-18 Mike Stump <mikestump@comcast.net>
1656 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
1658 2011-02-18 Jan Hubicka <jh@suse.cz>
1661 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
1662 to zero when the function is not inlinable at all.
1664 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1666 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
1667 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1668 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
1669 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
1670 * config/pa/t-pa64: Likewise.
1671 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
1673 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1676 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
1678 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1681 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
1683 2011-02-18 Anatoly Sokolov <aesok@post.ru>
1685 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
1686 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
1687 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
1688 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
1689 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
1690 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
1691 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
1692 m32r_load_postinc_p, m32r_store_preinc_predec_p,
1693 m32r_legitimate_address_p): New functions.
1694 * config/m32r/constraints.md (constraint "S"): Don't use
1695 STORE_PREINC_PREDEC_P.
1696 (constraint "U"): Don't use LOAD_POSTINC_P.
1698 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
1700 PR rtl-optimization/46178
1701 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
1702 compute ira_hard_regno_cover_class[].
1704 2011-02-18 Richard Guenther <rguenther@suse.de>
1707 * lto-streamer.h (lto_global_var_decls): Declare.
1708 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
1709 statics for global var processing.
1711 2011-02-18 Richard Guenther <rguenther@suse.de>
1713 PR tree-optimization/47737
1714 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
1715 edge dominance check.
1717 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1720 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
1721 avoid invalid rtx sharing.
1723 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
1725 * doc/cpp.texi (Obsolete Features): Add background on the
1726 origin of assertions.
1728 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
1730 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
1732 * config/darwin.c (output_objc_section_asm_op): Added support for
1734 (is_objc_metadata): New.
1735 (darwin_objc2_section): New.
1736 (darwin_objc1_section): New.
1737 (machopic_select_section): Added support for ABI v1 and v2.
1738 (darwin_emit_objc_zeroed): New.
1739 (darwin_output_aligned_bss): Detect objc metadata and treat it
1741 (darwin_asm_output_aligned_decl_common): Same.
1742 (darwin_asm_output_aligned_decl_local): Same.
1743 * config/darwin-sections.def: Updated for ABI v1 and v2.
1744 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
1745 compiling Objective-C code for the NeXT runtime, default to using
1746 ABI version 0 for 32-bit, and version 2 for 64-bit.
1748 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1750 * common.opt (optimize_fast): New Variable.
1751 * opts.c (default_options_optimization): Use opts->x_optimize_fast
1752 instead of local variable ofast.
1754 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
1756 * doc/invoke.texi (fobjc-abi-version): Documented.
1757 (fobjc-nilcheck): Documented.
1758 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
1761 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1764 * common.opt (export-dynamic): New Driver option.
1765 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
1767 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1769 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
1771 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
1772 Jan Hubicka <jh@suse.cz>
1776 * cfgexpand.c (account_used_vars_for_block): Remove.
1777 (estimated_stack_frame_size): Use referenced vars.
1778 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
1779 that were referenced in the original function. Test src_fn
1780 rather than cfun. Drop redundant get_var_ann.
1781 (setup_one_parameter): Drop redundant get_var_ann.
1782 (declare_return_variable): Likewise.
1783 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
1784 (copy_arguments_for_versioning): Drop redundant get_var_ann.
1785 * ipa-inline.c (compute_inline_parameters): Do not compute
1786 disregard_inline_limits here.
1787 (compute_inlinable_for_current, pass_inlinable): New.
1788 (pass_inline_parameters): Require PROP_referenced_vars.
1789 * cgraphunit.c (cgraph_process_new_functions): Don't run
1790 compute_inline_parameters explicitly unless function is in SSA form.
1791 (cgraph_analyze_function): Set .disregard_inline_limits.
1792 * tree-sra.c (convert_callers): Compute inliner parameters
1793 only for functions already in SSA form.
1795 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1797 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
1798 -mlittle-endian-data.
1800 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1802 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
1803 -mno-fpu, not -fpu and -no-fpu.
1804 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
1805 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
1807 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
1810 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
1811 input reload with PLUS RTX.
1813 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1815 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
1816 of InverseVar(MDMX).
1818 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1820 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
1823 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1825 * config/mn10300/mn10300.opt (mno-crt0): New.
1827 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1829 * config/m68k/uclinux.opt (static-libc): New Driver option.
1831 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1833 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
1835 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1837 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
1838 %{muser-extend-enabled}.
1840 2011-02-16 Richard Guenther <rguenther@suse.de>
1842 PR tree-optimization/47738
1843 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
1844 the TODO from tree_predictive_commoning.
1846 2011-02-15 Jeff Law <law@redhat.com>
1849 2011-01-25 Jeff Law <law@redhat.com>
1851 PR rtl-optimization/37273
1852 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1853 handle them like argument loads from stack slots. Do not double
1854 count memory for memory constants and argument loads from stack slots.
1856 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1859 * combine.c (cant_combine_insn_p): Revert the last change.
1861 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1864 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
1865 mode for vector constants. Remove code that checks for TImode.
1867 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1871 * cgraph.h (compute_inline_parameters): Return void.
1872 * ipa-inline.c (compute_inline_parameters): Adjust.
1874 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1878 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
1880 * cfgexpand.c (estimated_stack_frame_size): Likewise.
1881 * ipa-inline.c (compute_inline_parameters): Adjust.
1883 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1887 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
1888 Adjust all users. Pass FN to...
1889 * tree-flow-inline.h (first_referenced_var): ... this. Add
1891 * ipa-struct-reorg.c: Adjust.
1892 * tree-dfa.c: Adjust.
1893 * tree-into-ssa.c: Adjust.
1894 * tree-sra.c: Adjust.
1895 * tree-ssa-alias.c: Adjust.
1896 * tree-ssa-live.c: Adjust.
1897 * tree-ssa.c: Adjust.
1898 * tree-ssanames.c: Adjust.
1899 * tree-tailcall.c: Adjust.
1901 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1905 * tree-flow.h (referenced_var_lookup): Add fn parameter.
1907 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
1908 * tree-flow-inline.h: Adjust.
1909 * gimple-pretty-print.c: Adjust.
1910 * tree-into-ssa.c: Adjust.
1911 * tree-ssa.c: Adjust.
1912 * cfgexpand.c: Adjust.
1914 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1916 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
1917 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1918 (EXTRA_CONSTRAINT): Delete.
1919 * config/iq2000/constraints.md: New file.
1920 * config/iq2000/iq2000.md: Include it.
1921 (define_insn ""): Delete.
1922 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
1923 unsupported constraint letters from patterns.
1924 (call_value, call_value_internal1): Likewise.
1925 (call_value_multiple_internal1): Likewise.
1927 2011-02-15 Nick Clifton <nickc@redhat.com>
1929 * config/mn10300/mn10300.c: Include tm-constrs.h.
1930 (struct liw_data): New data structure describing an LIW candidate
1932 (extract_bundle): Use struct liw_data. Allow small integer
1933 operands for some instructions.
1934 (check_liw_constraints): Use struct liw_data. Remove swapped
1935 parameter. Add comments describing the checks. Fix bug when
1936 assigning the source of liw1 to the source of liw2.
1937 (liw_candidate): Delete. Code moved into extract_bundle.
1938 (mn10300_bundle_liw): Use struct liw_data. Check constraints
1940 * config/mn10300/predicates.md (liw_operand): New predicate.
1941 Allows registers and small integer constants.
1942 * config/mn10300/constraints.md (O): New constraint. Accetps
1943 integers in the range -8 to +7 inclusive.
1944 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
1945 for moving a small integer into a register. Give this alternative
1947 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
1948 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
1949 using the J,K,L and M constraints,
1950 (liw): Remove SI mode on second operands to allow for HI and QI
1952 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
1955 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1958 * combine.c (cant_combine_insn_p): Check zero/sign extended
1961 2011-02-15 Richard Guenther <rguenther@suse.de>
1963 PR tree-optimization/47743
1964 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
1965 for a non-type-compatible VN lookup bail out.
1967 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1969 * config/fr30/constraints.md: New file.
1970 * config/fr30/fr30.md: Include it.
1971 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
1972 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1973 (EXTRA_CONSTRAINT): Delete.
1975 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1977 * config/frv/constraints.md: New file.
1978 * config/frv/predicates.md: Include it.
1979 * config/frv/frv.c (reg_class_from_letter): Delete.
1980 (frv_option_override): Don't initialize it.
1981 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
1982 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
1983 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
1984 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1985 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
1986 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1987 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
1988 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
1989 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
1990 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
1991 (REG_CLASS_FROM_CONSTRAINT): Delete.
1993 2011-02-15 Jakub Jelinek <jakub@redhat.com>
1996 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
1997 if frame size is 0 in a leaf function.
1999 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2002 * config/alpha/host-osf.c: New file.
2003 * config/alpha/x-osf: New file.
2004 * config.host (alpha*-dec-osf*): Use it.
2006 2011-02-14 Anatoly Sokolov <aesok@post.ru>
2008 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
2009 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
2010 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
2011 (rx_mode_dependent_address_p): ...this. Make static. Change argument
2013 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2015 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
2017 * config/stormy16/constraints.md: New file.
2018 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
2019 Use satisfies_constraint_Q and satisfies_constraint_R.
2020 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
2022 (xstormy16_legitiamte_address_p): Declare.
2023 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
2024 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
2025 (EXTRA_CONSTRAINT): Delete.
2026 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
2028 (xstormy16_extra_constraint_p): Delete.
2030 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
2032 PR tree-optimization/46494
2033 * loop-unroll.c (split_edge_and_insert): Adjust comment.
2034 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
2035 (pass_rtl_loop_done): Add TODO_verify_flow.
2036 * fwprop.c (pass_rtl_fwprop): Likewise.
2037 * modulo-sched.c (pass_sms): Likewise.
2038 * tree-ssa-dom.c (pass_dominator): Likewise.
2039 * tree-ssa-loop-ch.c (pass_ch): Likewise.
2040 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
2041 (pass_tree_loop_done): Likewise.
2042 * tree-ssa-pre.c (execute_pre): Likewise.
2043 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
2044 * tree-ssa-sink.c (pass_sink_code): Likewise.
2045 * tree-vrp.c (pass_vrp): Likewise.
2047 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
2049 * config/v850/constraints.md: New file.
2050 * config/v850/v850.md: Include it.
2051 * config/v850/predicates.md (reg_or_0_operand): Use
2052 satisfies_constraint_G.
2053 (special_symbolref_operand): Use satisfies_constraint_K.
2054 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
2055 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
2056 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
2057 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
2058 (EXTRA_CONSTRAINT): Delete.
2059 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
2060 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
2061 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
2063 2011-02-14 Anatoly Sokolov <aesok@post.ru>
2066 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
2069 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
2071 * config/mcore/constraints.md: New file.
2072 * config/mcore/mcore.md: Include it.
2073 * config/mcore/mcore.c (reg_class_from_letter): Delete.
2074 * config/mcore/mcore.h (reg_class_from_letter): Delete.
2075 (REG_CLASS_FROM_LETTER): Delete.
2076 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
2077 insn_const_int_ok_for_constraint.
2078 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
2079 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
2080 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
2081 (EXTRA_CONSTRAINT): Delete.
2083 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2086 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
2087 (IS_SIGHANDLER): Define.
2088 (sparc64_is_sighandler): New function, split off from
2089 sparc64_fallback_frame_state.
2090 (sparc_is_sighandler): New function, split off from
2091 sparc_fallback_frame_state.
2092 (sparc64_fallback_frame_state): Merge with ...
2093 (sparc_fallback_frame_state): ... this into ...
2094 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
2095 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
2096 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
2097 stack instead of hardcoded offsets.
2099 2011-02-14 Andriy Gapon <avg@freebsd.org>
2102 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
2104 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2106 * configure: Regenerate.
2108 2011-02-12 Joseph Myers <joseph@codesourcery.com>
2111 * gcc.c (asm_options): Correct spec matching --target-help.
2113 2011-02-12 Martin Jambor <mjambor@suse.cz>
2115 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
2116 to gimple call error.
2118 2011-02-12 Mike Stump <mikestump@comcast.net>
2120 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
2121 comments in backslash regions.
2123 2011-02-12 Mike Stump <mikestump@comcast.net>
2124 Jakub Jelinek <jakub@redhat.com>
2125 Iain Sandoe <iains@gcc.gnu.org>
2128 * dwarf2out.c (output_cfa_loc): When required, apply the
2129 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
2130 (output_loc_sequence): Likewise.
2131 (output_loc_operands_raw): Likewise.
2132 (output_loc_sequence_raw): Likewise.
2133 (output_cfa_loc): Likewise.
2134 (output_loc_list): Suppress register number adjustment when
2135 calling output_loc_sequence()
2136 (output_die): Likewise.
2138 2011-02-12 Anatoly Sokolov <aesok@post.ru>
2140 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
2142 * config/xtensa/xtensa.c (xtensa_register_move_cost,
2143 xtensa_memory_move_cost): New functions.
2144 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
2146 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
2149 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
2150 in the current directory.
2151 * configure: Rebuilt.
2153 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
2155 * config/darwin.c (darwin_override_options): Add a hunk missed
2156 from the commit of r168571. Trim comment line lengths and
2157 correct indents of the preceding block.
2159 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
2161 * gcc.c (driver_handle_option): Concatenate the argument to -F with
2164 2011-02-11 Joseph Myers <joseph@codesourcery.com>
2166 * common.opt (nostartfiles): New Driver option.
2168 2011-02-11 Xinliang David Li <davidxl@google.com>
2170 PR tree-optimization/47707
2171 * tree-chrec.c (convert_affine_scev): Keep type precision.
2173 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
2175 PR tree-optimization/47420
2176 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
2178 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
2180 PR rtl-optimization/47614
2181 * rtl.h (check_for_inc_dec): Declare.
2182 * dse.c (check_for_inc_dec): Externalize...
2183 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
2184 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
2186 2011-02-11 Joseph Myers <joseph@codesourcery.com>
2189 * gcc.c (main): Do not compile inputs if there were errors in
2191 * opts-common.c (read_cmdline_option): Check for wrong language
2192 after other error checks.
2194 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
2196 * cgraph.c: Fix comment typos.
2197 * cgraph.h: Likewise.
2198 * cgraphunit.c: Likewise.
2199 * ipa-cp.c: Likewise.
2200 * ipa-inline.c: Likewise.
2201 * ipa-prop.c: Likewise.
2202 * ipa-pure-const.c: Likewise.
2203 * ipa-ref.c: Likewise.
2204 * ipa-reference.c: Likewise.
2206 2011-02-11 Jakub Jelinek <jakub@redhat.com>
2209 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
2211 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2214 * doc/sourcebuild.texi (Require Support): Document
2215 dg-require-ascii-locale.
2217 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
2219 * doc/lto.texi (Write summary): Fix missing parentheses.
2221 2011-02-10 DJ Delorie <dj@redhat.com>
2223 * config/m32c/m32c.c (m32c_option_override): Disable
2224 -fcombine-stack-adjustments until flag value tracking and compare
2225 optimization can be rewritten.
2227 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
2229 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
2231 (PROCESSOR_DEFAULT64): Likewise.
2233 2011-02-10 Richard Henderson <rth@redhat.com>
2235 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
2236 change from 2011-02-03.
2237 * config/rx/rx.c (flags_from_code): Likewise.
2238 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
2239 is valid, n/pz otherwise.
2240 (rx_select_cc_mode): Return CCmode if Y is not zero.
2242 2011-02-10 Richard Guenther <rguenther@suse.de>
2244 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
2246 2011-02-10 Richard Guenther <rguenther@suse.de>
2248 PR tree-optimization/47677
2249 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
2251 2011-02-10 Jakub Jelinek <jakub@redhat.com>
2254 * combine.c (make_compound_operation): Only change shifts into
2255 multiplication for SCALAR_INT_MODE_P.
2257 2011-02-10 Jie Zhang <jie@codesourcery.com>
2261 2011-02-05 Jie Zhang <jie@codesourcery.com>
2263 * web.c (entry_register): Don't clobber the number of the
2264 first uninitialized reference in used[].
2266 2011-02-09 Richard Guenther <rguenther@suse.de>
2268 PR tree-optimization/47664
2269 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
2272 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
2276 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
2278 (PROCESSOR_DEFAULT64): Same.
2279 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
2281 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2283 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
2285 2011-02-09 Martin Jambor <mjambor@suse.cz>
2288 * tree-sra.c (struct access): New flags grp_scalar_read and
2289 grp_scalar_write. Changed description of assignment read and write
2291 (dump_access): Dump new flags, reorder all of them.
2292 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
2293 to detect multiple scalar reads.
2294 (analyze_access_subtree): Use the new scalar read write flags instead
2295 of the old flags. Adjusted comments.
2297 2011-02-08 DJ Delorie <dj@redhat.com>
2300 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
2303 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2305 * config/m68k/uclinux.opt: New.
2306 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
2308 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2310 * config/cris/elf.opt (sim): New Driver option.
2312 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2314 * config/xtensa/elf.opt: New.
2315 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
2317 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2319 * config/vax/elf.opt: New.
2320 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
2322 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2324 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
2326 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2328 * config/gnu-user.opt: New.
2329 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
2330 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
2331 *-*-uclinux*): Use gnu-user.opt.
2333 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
2335 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
2336 * config/i386/gnu.h (CPP_SPEC): Likewise.
2338 2011-02-08 Ian Lance Taylor <iant@google.com>
2340 * common.opt (fcx-limited-range): Add SetByCombined flag.
2341 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
2342 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
2343 (fassociative-math, freciprocal-math): Likewise.
2344 (funsafe-math-optimizations): Likewise.
2345 * opth-gen.awk: Handle SetByCombined.
2346 * optc-gen.awk: Likewise.
2347 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
2348 (set_unsafe_math_optimizations_flags): Likewise.
2349 * doc/options.texi (Option properties): Document SetByCombined.
2351 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2353 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
2354 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
2355 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
2356 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
2357 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
2359 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
2361 PR tree-optimization/46834
2362 PR tree-optimization/46994
2363 PR tree-optimization/46995
2364 * graphite-sese-to-poly.c (used_outside_reduction): New.
2365 (detect_commutative_reduction): Call used_outside_reduction.
2366 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
2367 translate_scalar_reduction_to_array only when at least one
2368 loop-phi/close-phi tuple has been detected.
2370 2011-02-08 Richard Guenther <rguenther@suse.de>
2373 * tree-vect-generic.c (expand_vector_operations_1): Update
2375 (expand_vector_operations): ... not here. Cleanup EH info
2376 and the CFG if required.
2378 2011-02-08 Richard Guenther <rguenther@suse.de>
2380 PR tree-optimization/47641
2381 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
2382 require type compatibility.
2384 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2386 * gimple-low.c (lower_function_body): Don't remove the location of
2387 the return statement here.
2388 (lower_gimple_return): Do it here instead but only if the return
2389 statement is actually used twice.
2391 2011-02-08 Richard Guenther <rguenther@suse.de>
2393 PR tree-optimization/47632
2394 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
2395 unused up_to_stmt parameter, return whether cfg-cleanup is
2396 necessary, remove EH info properly.
2397 (forward_propagate_into_gimple_cond): Adjust caller.
2398 (forward_propagate_into_cond): Likewise.
2399 (forward_propagate_comparison): Likewise.
2400 (tree_ssa_forward_propagate_single_use_vars): Make
2401 forward_propagate_comparison case similar to the two others.
2403 2011-02-08 Nick Clifton <nickc@redhat.com>
2405 * config/mn10300/mn10300.opt (mliw): New command line option.
2406 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
2407 (liw_bundling): New automaton.
2408 (liw): New attribute.
2409 (liw_op): New attribute.
2410 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
2411 (movsi_internal): Add LIW attributes.
2415 (addsi3): Separate register and immediate alternatives.
2420 (lshrsi3): Likewise.
2421 (ashrsi3): Likewise.
2423 * config/mn10300/mn10300.c (liw_op_names): New
2424 (mn10300_print_operand): Handle 'W' operand descriptor.
2425 (extract_bundle): New function.
2426 (check_liw_constraints): New function.
2427 (liw_candidate): New function.
2428 (mn10300_bundle_liw): New function.
2429 (mn10300_reorg): New function.
2430 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2431 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
2432 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
2433 __LIW__ or __NO_LIW__.
2434 * doc/invoke.texi: Describe the -mliw command line option.
2436 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2438 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
2439 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
2440 pthread_mutex_unlock): Remove.
2441 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
2442 * config/pa/t-pa64: Likewise.
2443 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
2444 shared libc if not linking against libpthread.
2445 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2447 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
2450 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
2451 on 10.6 and later to ensure that we always use the unwinder from
2452 the system. Only add -no_compact_unwind when tarteting darwin
2455 2011-02-07 Steve Ellcey <sje@cup.hp.com>
2458 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
2459 (vec_interleave_lowv2sf): Ditto.
2460 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
2461 (vec_extract_oddv2sf): Ditto.
2463 2011-02-07 Mike Stump <mikestump@comcast.net>
2466 Add __ieee_divdc3 entry point.
2467 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
2469 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
2470 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
2471 * config/darwin.c (darwin_rename_builtins): Add.
2472 * config/darwin-protos.h (darwin_rename_builtins): Add.
2474 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2477 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
2480 2011-02-07 Mike Stump <mikestump@comcast.net>
2482 * config/darwin.opt (mmacosx-version-min): Update default OS version.
2484 2011-02-07 Denis Chertykov <chertykov@gmail.com>
2487 * config/avr/libgcc.S (exit): Move .endfunc
2489 2011-02-07 Richard Guenther <rguenther@suse.de>
2491 PR tree-optimization/47615
2492 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
2493 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
2494 (run_scc_vn): Initialize it.
2495 (visit_reference_op_load): Use it.
2496 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
2498 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2500 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
2501 DImode trapping arithmetic libfuncs.
2503 2011-02-07 Richard Guenther <rguenther@suse.de>
2505 PR tree-optimization/47621
2506 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
2508 (execute_update_addresses_taken): ... here. Make it more
2509 conservative in what we accept.
2511 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2513 * config/sparc/freebsd.h (ASM_SPEC): Define.
2514 * config/sparc/vxworks.h (ASM_SPEC): Define.
2516 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2518 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2520 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
2522 * doc/invoke.texi: Remove reference to compiler internals from
2525 * reg-notes.def: Remove REG_VALUE_PROFILE.
2526 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
2528 2011-02-05 Jakub Jelinek <jakub@redhat.com>
2531 * varasm.c (default_section_type_flags): If decl is NULL,
2532 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
2534 2011-02-05 Jie Zhang <jie@codesourcery.com>
2537 * web.c (entry_register): Don't clobber the number of the
2538 first uninitialized reference in used[].
2540 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
2542 PR tree-optimization/46194
2543 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
2544 (build_classic_dist_vector_1): Do not represent classic distance
2545 vectors when the access functions are variating in different loops.
2547 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2549 * config/mips/iris6.opt: New.
2550 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
2552 2011-02-04 Richard Henderson <rth@redhat.com>
2553 Steve Ellcey <sje@cup.hp.com>
2556 * config/ia64/predicates.md (mux1_brcst_element): New.
2557 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
2558 * config/ia64/ia64.c (ia64_unpack_assemble): New.
2559 (ia64_unpack_sign): New.
2560 (ia64_expand_unpack): Rewrite using new routines.
2561 (ia64_expand_widen_sum): Ditto.
2562 (ia64_expand_dot_prod_v8qi): Ditto.
2563 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
2564 routines, add endian check.
2565 (pmpy2_even): Rename from pmpy2_r, add endian check.
2566 (pmpy2_odd): Rename from pmpy2_l, add endian check.
2567 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
2568 (vec_widen_smult_hi_v4hi): Ditto.
2569 (vec_widen_umult_lo_v4hi): Ditto.
2570 (vec_widen_umult_hi_v4hi): Ditto.
2571 (mulv2si3): Change endian checks.
2572 (sdot_prodv4hi): Rewrite with new calls.
2573 (udot_prodv4hi): New.
2574 (vec_pack_ssat_v4hi): Add endian check.
2575 (vec_pack_usat_v4hi): Ditto.
2576 (vec_pack_ssat_v2si): Ditto.
2577 (max1_even): Rename from max1_r, add endian check.
2578 (max1_odd): Rename from max1_l, add endian check.
2579 (*mux1_rev): Format change.
2581 (*mux1_shuf): Ditto.
2583 (*mux1_brcst_v8qi): Use new predicate.
2584 (vec_extract_evenv8qi): Remove endian check.
2585 (vec_extract_oddv8qi): Ditto.
2586 (vec_interleave_lowv4hi): Format change.
2587 (vec_interleave_highv4hi): Ditto.
2588 (mix2_even): Rename from mix2_r, add endian check.
2589 (mix2_odd): Rename from mux2_l, add endian check.
2590 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
2591 (vec_extract_evenodd_helper): Format change.
2592 (vec_extract_evenv4hi): Remove endian check.
2593 (vec_extract_oddv4hi): Remove endian check.
2594 (vec_interleave_lowv2si): Format change.
2595 (vec_interleave_highv2si): Format change.
2596 (vec_initv2si): Remove endian check.
2597 (vecinit_v2si): Add endian check.
2598 (reduc_splus_v2sf): Add endian check.
2599 (reduc_smax_v2sf): Ditto.
2600 (reduc_smin_v2sf): Ditto.
2601 (vec_initv2sf): Remove endian check.
2602 (fpack): Add endian check.
2603 (fswap): Add endian check.
2604 (vec_interleave_highv2sf): Add endian check.
2605 (vec_interleave_lowv2sf): Add endian check.
2606 (fmix_lr): Add endian check.
2607 (vec_setv2sf): Format change.
2608 (*vec_extractv2sf_0_be): Use shift to extract operand.
2609 (*vec_extractv2sf_1_be): New.
2610 (vec_pack_trunc_v4hi): Add endian check.
2611 (vec_pack_trunc_v2si): Format change.
2613 2011-02-04 Jakub Jelinek <jakub@redhat.com>
2616 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
2617 do bb, locus and block comparison and disallow loads if it is not set.
2618 (stmt_is_replaceable_p): New function.
2619 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
2621 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
2622 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
2624 * tree-flow.h (stmt_is_replaceable_p): New prototype.
2626 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2628 * config/rs6000/xilinx.opt: New.
2629 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
2631 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2633 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
2635 2011-02-03 Anatoly Sokolov <aesok@post.ru>
2637 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
2638 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
2639 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
2640 secondary_reload_info, xtensa_secondary_reload): Remove.
2641 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
2642 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
2643 (xtensa_preferred_reload_class): Make static. Change return and
2644 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
2645 Use CONST_DOUBLE_P predicate.
2646 (xtensa_preferred_output_reload_class): New function.
2647 (xtensa_secondary_reload): Make static.
2649 2011-02-03 Joseph Myers <joseph@codesourcery.com>
2651 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
2652 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
2653 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
2655 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2658 * output.h (SECTION_RELRO): Define.
2659 (SECTION_MACH_DEP): Adjust.
2660 (get_variable_section): New prototype.
2661 * varpool.c (varpool_finalize_named_section_flags): New function.
2662 (varpool_assemble_pending_decls): Call it.
2663 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
2664 * cgraphunit.c (cgraph_output_in_order): Call
2665 varpool_finalize_named_section_flags.
2666 * varasm.c (get_section): Allow section flags conflicts between
2667 relro and read-only sections if the section hasn't been declared yet.
2668 Set SECTION_OVERRIDE after diagnosing section type conflict.
2669 (get_variable_section): No longer static.
2670 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
2671 readonly sections that need relocations.
2672 (decl_readonly_section_1): New function.
2673 (decl_readonly_section): Use it.
2676 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
2677 Steve Ellcey <sje@cup.hp.com>
2680 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
2681 if section attribute used.
2683 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2685 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
2686 * config/darwin.c (SECTION_NO_ANCHOR): Define.
2687 (darwin_init_sections): Remove assertion.
2689 2011-02-03 Nick Clifton <nickc@redhat.com>
2691 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
2693 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
2694 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
2695 instead of "n" and "pz".
2696 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
2699 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2702 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
2703 fma, expand FMA_EXPR as fma{,f,l} call.
2706 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
2707 copy them into a unsigned char variable and pass address of it to
2708 lto_output_data_stream.
2711 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
2712 around backend_init_target and lang_dependent_init_target calls.
2713 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
2714 (verify_cgraph_node): Don't call set_cfun here. Use
2715 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
2716 Set error_found for incorrectly represented calls to thunks.
2718 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2721 PR rtl-optimization/43494
2722 * rtl.h (for_each_inc_dec_fn): New type.
2723 (for_each_inc_dec): Declare.
2724 * rtlanal.c (struct for_each_inc_dec_ops): New type.
2725 (for_each_inc_dec_find_inc_dec): New fn.
2726 (for_each_inc_dec_find_mem): New fn.
2727 (for_each_inc_dec): New fn.
2728 * dse.c (struct insn_size): Remove.
2729 (replace_inc_dec, replace_inc_dec_mem): Remove.
2730 (emit_inc_dec_insn_before): New fn.
2731 (check_for_inc_dec): Use it, along with for_each_inc_dec.
2732 (canon_address): Pass mem modes to cselib_lookup.
2733 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
2734 (cselib_lookup_from_insn): Likewise.
2735 (cselib_subst_to_values): Likewise.
2736 * cselib.c (find_slot_memmode): New var.
2737 (cselib_find_slot): New fn. Use it instead of
2738 htab_find_slot_with_hash everywhere.
2739 (entry_and_rtx_equal_p): Use find_slot_memmode.
2740 (autoinc_split): New fn.
2741 (rtx_equal_for_cselib_p): Rename and implement in terms of...
2742 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
2743 Deal with autoinc. Special-case recursion into MEMs.
2744 (cselib_hash_rtx): Likewise.
2745 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
2746 address and MEM modes.
2747 (cselib_subst_to_values): Add memmode, pass it on.
2749 (cselib_lookup): Add memmode argument, pass it on.
2750 (cselib_lookup_from_insn): Add memmode.
2751 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
2752 (struct cselib_record_autoinc_data): New.
2753 (cselib_record_autoinc_cb): New fn.
2754 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
2755 mode to cselib_lookup. Reset autoinced REGs here instead of...
2756 (cselib_process_insn): ... here.
2757 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
2759 (add_uses): Likewise, also to cselib_subst_to_values.
2760 (add_stores): Likewise.
2761 * sched-deps.c (add_insn_mem_dependence): Pass mode to
2762 cselib_subst_to_values.
2763 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
2764 * gcse.c (do_local_cprop): Adjusted.
2765 * postreload.c (reload_cse_simplify_set): Adjusted.
2766 (reload_cse_simplify_operands): Adjusted.
2767 * sel-sched-dump (debug_mem_addr_value): Pass mode.
2769 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2771 PR tree-optimization/45122
2772 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
2773 unsafe assumptions when there's more than one loop exit.
2775 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2778 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
2779 Document using vector double with the load/store builtins, and
2780 that the load/store builtins always use Altivec instructions.
2782 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
2783 to use altivec memory instructions, even on VSX.
2784 (vector_altivec_store_<mode>): Ditto.
2786 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
2789 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2790 V2DF, V2DI support to load/store overloaded builtins.
2792 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
2793 altivec load/store builtins for V2DF/V2DI types.
2795 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
2796 set avoid indexed addresses on power6 if -maltivec.
2797 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
2798 vector_altivec_load/vector_altivec_store builtins.
2799 (altivec_expand_st_builtin): Ditto.
2800 (altivec_expand_builtin): Add VSX memory builtins.
2801 (rs6000_init_builtins): Add V2DI types to internal types.
2802 (altivec_init_builtins): Add support for V2DF/V2DI altivec
2803 load/store builtins.
2804 (rs6000_address_for_altivec): Insure memory address is appropriate
2807 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
2808 vec_vsx_ld and vec_vsx_st.
2809 (vsx_store_<mode>): Ditto.
2811 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
2812 variables to hold long long types for VSX vector memory builtins.
2813 (RS6000_BTI_unsigned_long_long): Ditto.
2814 (long_long_integer_type_internal_node): Ditti.
2815 (long_long_unsigned_type_internal_node): Ditti.
2817 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
2818 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
2819 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
2821 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
2823 (vec_vsx_st): Ditto.
2825 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2827 * config/pa/pa-hpux10.opt: New.
2828 * config/hpux11.opt (pthread): New Driver option.
2829 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
2830 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
2832 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2834 * config/ia64/vms.opt: New.
2835 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
2837 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2840 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
2841 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
2842 generator functions.
2843 (vsx_floatuns<VSi><mode>2): Ditto.
2844 (vsx_fix_trunc<mode><VSi>2): Ditto.
2845 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
2847 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2849 * config/i386/djgpp.opt (posix): New Driver option.
2851 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2853 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
2854 Move to the unsupported targets list.
2856 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
2858 PR rtl-optimization/47525
2859 * df-scan.c: Update copyright years.
2860 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
2861 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
2863 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2865 * config/i386/sysv4.h (TARGET_VERSION): Remove.
2866 (SUBTARGET_RETURN_IN_MEMORY): Remove.
2867 (ASM_OUTPUT_ASCII): Remove.
2868 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
2870 2011-02-02 Jeff Law <law@redhat.com>
2873 * reload.c (find_reloads_address): Handle reg+d address where both
2874 components are invalid by reloading the entire address.
2876 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2877 Richard Guenther <rguenther@suse.de>
2879 PR tree-optimization/40979
2881 * passes.c (init_optimization_passes): After LIM call copy_prop
2882 and DCE to clean up.
2883 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
2885 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2887 PR tree-optimization/47576
2888 PR tree-optimization/47555
2889 * doc/invoke.texi (scev-max-expr-complexity): Documented.
2890 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2891 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
2892 * tree-scalar-evolution.c (follow_ssa_edge): Use
2893 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
2895 2011-02-02 Richard Guenther <rguenther@suse.de>
2897 PR tree-optimization/47566
2898 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
2900 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2904 * tree-inline.c (declare_return_variable): Remove unused caller
2909 * tree-flow-inline.h (clear_is_used, is_used_p): New.
2910 * cfgexpand.c (account_used_vars_for_block): Use them.
2911 * tree-nrv.c (tree_nrv): Likewise.
2912 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
2913 (dump_scope_block): Likewise.
2914 (remove_unused_locals): Likewise.
2918 * tree-inline.c (declare_return_variable): Add result decl to
2919 local decls only once.
2920 * gimple-low.c (record_vars_into): Mark newly-created variables
2923 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2929 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2931 (no_real_insns_p, schedule_block, set_priorities): Drop special
2932 treatment of boundary debug insns.
2933 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2934 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
2935 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2936 (BOUNDARY_DEBUG_INSN_P): Likewise.
2937 (SCHEDULE_DEBUG_INSN_P): Likewise.
2938 * sched-rgn.c (init_ready_list): Drop special treatment of
2939 boundary debug insns.
2940 * final.c (rest_of_clean_state): Clear notes' BB.
2942 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2944 * config/openbsd.opt (assert=): New Driver option.
2946 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2948 * config/i386/nto.opt: New.
2949 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
2951 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2953 * config/i386/netware.opt: New.
2954 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
2956 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2958 * config/interix.opt (posix): New Driver option.
2960 2011-02-01 DJ Delorie <dj@redhat.com>
2962 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
2964 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
2967 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
2969 PR tree-optimization/47561
2970 * toplev.c (process_options): Print the Graphite flags. Add
2971 flag_loop_flatten to the list of options requiring Graphite.
2973 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2975 * config/i386/cygming.opt (posix): New Driver option.
2977 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2979 * config/arm/vxworks.opt: New.
2980 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
2982 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2984 * config/alpha/elf.opt: New.
2985 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
2986 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
2988 2011-02-01 Richard Guenther <rguenther@suse.de>
2990 PR tree-optimization/47559
2991 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
2992 store-motion on references that can throw.
2994 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
2996 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
2997 * tree-pass.h (TDF_CSELIB): New macro.
2998 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
2999 cselib_lookup): Check for it rather than for TDF_DETAILS.
3001 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
3004 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
3007 * opts.c (finish_options): Don't add x_aux_base_name if it is
3010 2011-02-01 Richard Guenther <rguenther@suse.de>
3012 PR tree-optimization/47555
3014 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
3016 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
3018 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
3021 * config/lm32/t-lm32: Add multilib for all CPU options.
3023 2011-02-01 Richard Guenther <rguenther@suse.de>
3025 PR tree-optimization/47541
3026 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
3027 sure to have a field at offset zero.
3029 2011-01-31 Joseph Myers <joseph@codesourcery.com>
3031 * config/arc/arc.opt (EB, EL): New Driver options.
3033 2011-01-31 Joseph Myers <joseph@codesourcery.com>
3035 * config/alpha/osf5.opt: New.
3036 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
3038 2011-01-31 Joseph Myers <joseph@codesourcery.com>
3040 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
3042 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
3044 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
3046 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
3047 is an alias of -floop-interchange and that it requires the
3048 Graphite infrastructure.
3049 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
3050 flag_loop_interchange based on the value of flag_tree_loop_linear.
3052 2011-01-31 Jakub Jelinek <jakub@redhat.com>
3053 Richard Guenther <rguenther@suse.de>
3055 PR tree-optimization/47538
3056 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
3057 type instead of r1type, except for comparisons. For right
3058 shifts and comparisons punt if there are mismatches in
3059 sizetype vs. non-sizetype types.
3061 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3063 * doc/sourcebuild.texi (Effective-Target Keywords): Document
3066 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3068 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
3070 * configure: Regenerate.
3072 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3074 * configure.ac (gcc_cv_ld_static_option): Define.
3075 (gcc_cv_ld_dynamic_option): Define.
3076 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
3078 (HAVE_LD_STATIC_DYNAMIC): Update message.
3079 (LD_STATIC_OPTION): Define.
3080 (LD_DYNAMIC_OPTION): Define.
3081 * configure: Regenerate.
3082 * config.in: Regenerate.
3083 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
3084 HAVE_LD_STATIC_DYNAMIC]: Use them.
3086 2011-01-31 Nick Clifton <nickc@redhat.com>
3088 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
3089 registers inside interrupt handlers if the handler is not a leaf
3092 2011-01-31 Nick Clifton <nickc@redhat.com>
3094 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
3095 reg_renumber returning an INVALID_REGNUM.
3097 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
3100 * doc/install.texi: Document host options discarded when cross
3101 configuring target libraries.
3103 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
3106 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
3109 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
3111 (no_real_insns_p, schedule_block, set_priorities): Drop special
3112 treatment of boundary debug insns.
3113 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
3114 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
3115 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
3116 (BOUNDARY_DEBUG_INSN_P): Likewise.
3117 (SCHEDULE_DEBUG_INSN_P): Likewise.
3118 * sched-rgn.c (init_ready_list): Drop special treatment of
3119 boundary debug insns.
3120 * final.c (rest_of_clean-state): Clear notes' BB.
3122 2011-01-31 Alan Modra <amodra@gmail.com>
3124 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
3125 toc relative expressions as we do in print_operand_address.
3127 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
3129 * doc/extend.texi: Follow spelling conventions.
3130 * doc/invoke.texi: Fix a typo.
3132 2011-01-30 Joseph Myers <joseph@codesourcery.com>
3134 * config/hpux11.opt: New.
3135 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
3136 ia64*-*-hpux*): Use hpux11.opt.
3138 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
3140 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
3143 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
3145 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
3148 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
3150 * doc/install.texi (Binaries): Remove outdated reference for
3151 Motorola 68HC11/68HC12 downloads.
3153 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
3155 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
3158 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
3161 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
3164 2011-01-28 Ahmad Sharif <asharif@google.com>
3166 * value-prof.c (check_counter): Corrected error message.
3168 2011-01-29 Jie Zhang <jie@codesourcery.com>
3170 * config/arm/arm.c (arm_legitimize_reload_address): New.
3171 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
3172 arm_legitimize_reload_address.
3173 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
3175 2011-01-28 Ian Lance Taylor <iant@google.com>
3177 * godump.c (go_define): Ignore macros whose definitions include
3178 two adjacent operands.
3180 2011-01-28 Jakub Jelinek <jakub@redhat.com>
3183 * varasm.c (force_const_mem): Store copy of x in desc->constant
3184 instead of x itself.
3185 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
3186 itself into REG_EQUAL note.
3188 2011-01-28 Joseph Myers <joseph@codesourcery.com>
3190 * config/freebsd.opt (posix, rdynamic): New Driver options.
3192 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3194 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
3196 * configure: Regenerate.
3198 2011-01-27 Joseph Myers <joseph@codesourcery.com>
3200 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
3201 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
3203 2011-01-27 Anatoly Sokolov <aesok@post.ru>
3205 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
3206 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
3207 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
3208 (s390_preferred_reload_class): Make static. Change return and
3209 'rclass' argument type to reg_class_t.
3211 2011-01-27 Jan Hubicka <jh@suse.cz>
3214 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
3215 (process_function_and_variable_attributes): Check defined weakrefs.
3217 2011-01-27 Martin Jambor <mjambor@suse.cz>
3219 PR tree-optimization/47228
3220 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
3221 build_ref_for_offset.
3223 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3225 * config/spu/spu-elf.h (ASM_SPEC): Remove.
3227 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
3229 PR rtl-optimization/46856
3230 * postreload.c (reload_combine_recognize_const_pattern): Do not
3231 separate cc0 setter and user on cc0 targets.
3233 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
3236 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
3237 passed a VOID_TYPE expression, immediately emit an error and
3238 return error_mark_node.
3240 2011-01-26 Jeff Law <law@redhat.com>
3242 PR rtl-optimization/47464
3243 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
3244 rather than may_trap_p as needed.
3246 2011-01-26 DJ Delorie <dj@redhat.com>
3248 PR rtl-optimization/46878
3249 * combine.c (insn_a_feeds_b): Check for the implicit cc0
3250 setter/user dependency as well.
3252 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
3254 PR rtl-optimization/44469
3255 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
3256 after removing trivially dead basic blocks.
3258 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3260 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
3261 * config/frv/frv.h (LINK_SPEC): Likewise.
3262 * config/i386/netware.h (LINK_SPEC): Likewise.
3263 * config/m68k/linux.h (ASM_SPEC): Likewise.
3264 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
3265 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3266 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3267 * config/sparc/linux.h (ASM_SPEC): Likewise.
3268 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3269 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3271 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3273 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
3274 * config/frv/frv.h (ASM_SPEC): Likewise.
3275 * config/m68k/linux.h (ASM_SPEC): Likewise.
3276 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
3277 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
3278 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3279 * config/sparc/linux.h (ASM_SPEC): Likewise.
3280 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3281 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3283 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3285 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
3286 * config/frv/frv.h (LINK_SPEC): Likewise.
3287 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3289 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3291 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
3292 * config/frv/frv.h (ASM_SPEC): Likewise.
3293 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
3294 * config/m68k/linux.h (ASM_SPEC): Likewise.
3295 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
3296 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
3297 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3298 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
3299 * config/sparc/linux.h (ASM_SPEC): Likewise.
3300 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3301 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3302 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
3304 2011-01-26 Steve Ellcey <sje@cup.hp.com>
3307 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
3309 (vec_extract_evenodd_help): Ditto.
3310 (vec_extract_evenv4hi): Ditto.
3311 (vec_extract_oddv4hi): Ditto.
3312 (vec_interleave_lowv2si): Ditto.
3313 (vec_interleave_highv2si): Ditto.
3314 (vec_extract_evenv2si): Ditto.
3315 (vec_extract_oddv2si: Ditto.
3316 (vec_pack_trunc_v2si): Ditto.
3318 2011-01-22 Jan Hubicka <jh@suse.cz>
3321 * cgraph.h (cgraph_local_info): New field can_change_signature.
3322 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
3323 signature can change.
3324 (ipcp_estimate_growth): Call sequence simplify only if calle signature
3326 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
3327 (cgraph_function_versioning): We can not change signature of functions
3328 that don't allow that.
3329 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
3330 (lto_input_node): Likewise.
3331 * ipa-inline.c (compute_inline_parameters): Compute
3332 local.can_change_signature.
3333 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
3334 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
3335 functions that can not change signature.
3336 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
3337 init_cumulative_args): Do not use local calling conventions
3338 for functions that can not change signature.
3340 2011-01-22 Jan Hubicka <jh@suse.cz>
3342 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
3344 2011-01-26 Richard Guenther <rguenther@suse.de>
3346 PR tree-optimization/47190
3347 * cgraphunit.c (process_common_attributes): New function.
3348 (process_function_and_variable_attributes): Use it.
3350 2011-01-26 Richard Guenther <rguenther@suse.de>
3353 * cgraphbuild.c (record_eh_tables): Record reference to personality
3356 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
3359 * sel-sched.c (moveup_expr): Don't let debug insns prevent
3360 non-debug insns from moving up.
3362 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3365 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
3366 t-dlldir{,-x} fragment for build and add it to tmake_file.
3367 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
3368 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
3369 * config/i386/t-dlldir: New file.
3370 (SHLIB_DLLDIR): Define.
3371 * config/i386/t-dlldir-x: New file.
3372 (SHLIB_DLLDIR): Define.
3373 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
3374 (SHLIB_INSTALL): Use it.
3376 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
3379 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
3380 lower bound of the allowed Thumb-2 coprocessor load/store
3381 index range to -256. Add explaining comment.
3383 2011-01-25 Ian Lance Taylor <iant@google.com>
3385 * godump.c (go_define): Improve lexing of macro expansion to only
3386 accept expressions which match Go spec.
3388 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3391 * tree.c (handle_dll_attribute): Handle it.
3392 * doc/extend.texi (@item dllexport): Mention it.
3393 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
3395 2011-01-25 Ian Lance Taylor <iant@google.com>
3397 PR tree-optimization/26854
3398 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
3399 (decl_jump_unsafe): Move higher in file, with no other change.
3400 (bind): Set has_jump_unsafe_decl if appropriate.
3401 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
3402 (check_earlier_gotos): Likewise.
3403 (c_check_switch_jump_warnings): Likewise.
3405 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
3407 * doc/invoke.texi (Warning Options): Add missing hyphen.
3408 (-fprofile-dir): Minor grammatical fixes.
3409 (-fbranch-probabilities): Likewise.
3411 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
3415 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
3417 (no_real_insns_p, schedule_block, set_priorities): Drop special
3418 treatment of boundary debug insns.
3419 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
3420 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
3421 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
3422 (BOUNDARY_DEBUG_INSN_P): Likewise.
3423 (SCHEDULE_DEBUG_INSN_P): Likewise.
3424 * sched-rgn.c (init_ready_list): Drop special treatment of
3425 boundary debug insns.
3426 * final.c (rest_of_clean-state): Clear notes' BB.
3428 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3430 * Makefile.in (LAMBDA_H): Removed.
3431 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
3432 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
3433 lambda-trans.o, and tree-loop-linear.o.
3434 (lto-symtab.o): Remove dependence on LAMBDA_H.
3435 (tree-loop-linear.o): Remove rule.
3436 (lambda-mat.o): Same.
3437 (lambda-trans.o): Same.
3438 (lambda-code.o): Same.
3439 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
3440 (tree-vect-slp.o): Same.
3441 * hwint.h (gcd): Moved here.
3442 (least_common_multiple): Same.
3443 * lambda-code.c: Removed.
3444 * lambda-mat.c: Removed.
3445 * lambda-trans.c: Removed.
3446 * lambda.h: Removed.
3447 * tree-loop-linear.c: Removed.
3448 * lto-symtab.c: Do not include lambda.h.
3449 * omega.c (gcd): Removed.
3450 * passes.c (init_optimization_passes): Remove pass_linear_transform.
3451 * tree-data-ref.c (print_lambda_vector): Moved here.
3452 (lambda_vector_copy): Same.
3453 (lambda_matrix_copy): Same.
3454 (lambda_matrix_id): Same.
3455 (lambda_vector_first_nz): Same.
3456 (lambda_matrix_row_add): Same.
3457 (lambda_matrix_row_exchange): Same.
3458 (lambda_vector_mult_const): Same.
3459 (lambda_vector_negate): Same.
3460 (lambda_matrix_row_negate): Same.
3461 (lambda_vector_equal): Same.
3462 (lambda_matrix_right_hermite): Same.
3463 * tree-data-ref.h: Do not include lambda.h.
3464 (lambda_vector): Moved here.
3465 (lambda_matrix): Same.
3466 (dependence_level): Same.
3467 (lambda_transform_legal_p): Removed declaration.
3468 (lambda_collect_parameters): Same.
3469 (lambda_compute_access_matrices): Same.
3470 (lambda_vector_gcd): Same.
3471 (lambda_vector_new): Same.
3472 (lambda_vector_clear): Same.
3473 (lambda_vector_lexico_pos): Same.
3474 (lambda_vector_zerop): Same.
3475 (lambda_matrix_new): Same.
3476 * tree-flow.h (least_common_multiple): Removed declaration.
3477 * tree-parloops.c (lambda_trans_matrix): Moved here.
3479 (LTM_ROWSIZE): Same.
3480 (LTM_COLSIZE): Same.
3481 (LTM_DENOMINATOR): Same.
3482 (lambda_trans_matrix_new): Same.
3483 (lambda_matrix_vector_mult): Same.
3484 (lambda_transform_legal_p): Same.
3485 * tree-pass.h (pass_linear_transform): Removed declaration.
3486 * tree-ssa-loop.c (tree_linear_transform): Removed.
3487 (gate_tree_linear_transform): Removed.
3488 (pass_linear_transform): Removed.
3489 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
3490 flag_loop_interchange.
3492 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3494 PR tree-optimization/47265
3495 PR tree-optimization/47443
3496 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
3497 if name still has some uses.
3499 2011-01-25 Martin Jambor <mjambor@suse.cz>
3501 PR tree-optimization/47382
3502 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
3503 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
3505 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
3507 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
3508 sjlj_except_unwind_info.
3510 2011-01-25 Richard Guenther <rguenther@suse.de>
3512 PR tree-optimization/47426
3513 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
3514 visible functions results escape.
3516 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3519 * config/arm/arm.c (any_sibcall_uses_r3): New function.
3520 (arm_get_frame_offsets): Use it.
3522 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3523 Jakub Jelinek <jakub@redhat.com>
3525 PR tree-optimization/47271
3526 * tree-if-conv.c (bb_postdominates_preds): New.
3527 (if_convertible_bb_p): Call bb_postdominates_preds.
3528 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
3529 (predicate_scalar_phi): Call bb_postdominates_preds.
3531 2011-01-25 Nick Clifton <nickc@redhat.com>
3533 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
3534 * config/rx/rx.c (rx_function_value): Likewise.
3535 (rx_promote_function_mode): Likewise.
3536 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
3537 in order to make it legitimate.
3538 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
3539 make sure that the first operand is the same as the result register.
3540 (addsi3_unspec): Delete.
3541 (subdi3): Do not accept immediate operands.
3542 (subdi3_internal): Likewise.
3544 2011-01-25 Jeff Law <law@redhat.com>
3546 PR rtl-optimization/37273
3547 * ira-costs.c (scan_one_insn): Detect constants living in memory and
3548 handle them like argument loads from stack slots. Do not double
3549 count memory for memory constants and argument loads from stack slots.
3551 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3553 PR tree-optimization/47427
3554 PR tree-optimization/47428
3555 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3556 coalesce if the new root var would be TREE_READONLY.
3558 2011-01-25 Richard Guenther <rguenther@suse.de>
3561 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
3562 correct type for TBAA.
3564 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3566 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
3567 (close_phi_written_to_memory): Call for_each_index with
3568 dr_indices_valid_in_loop.
3570 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3572 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
3573 when it is initialized.
3575 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3577 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
3578 call to graphite_find_data_references_in_stmt.
3579 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
3580 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
3581 call to graphite_find_data_references_in_stmt.
3582 (analyze_drs_in_stmts): Same.
3583 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
3584 in which the scalar analysis of indices is performed.
3585 (create_data_ref): Same. Update call to dr_analyze_indices.
3586 (find_data_references_in_stmt): Update call to create_data_ref.
3587 (graphite_find_data_references_in_stmt): Same.
3588 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
3590 (create_data_ref): Same.
3591 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
3592 call to create_data_ref.
3594 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3596 * graphite-sese-to-poly.c (build_poly_scop): Move
3597 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
3599 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3601 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
3602 VAR_DECL, PARM_DECL, and RESULT_DECL.
3604 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3606 * graphite-dependences.c (reduction_dr_1): Allow several reductions
3608 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
3609 that have already been marked as PBB_IS_REDUCTION.
3611 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3613 * graphite-scop-detection.c (same_close_phi_node): New.
3614 (remove_duplicate_close_phi): New.
3615 (make_close_phi_nodes_unique): New.
3616 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
3618 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3620 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
3621 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
3622 of both data references to be the same.
3624 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3626 * graphite-dependences.c (build_lexicographical_constraint): Remove
3628 (build_lexicographical_constraint): Adjust call to
3629 ppl_powerset_is_empty.
3630 (dependence_polyhedron): Same.
3631 (graphite_legal_transform_dr): Same.
3632 (graphite_carried_dependence_level_k): Same.
3633 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
3635 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
3637 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3639 * graphite-sese-to-poly.c
3640 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
3641 (close_phi_written_to_memory): New.
3642 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
3645 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3647 * doc/install.texi: Update the expected version number of PPL to 0.11.
3648 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
3649 #if PPL_VERSION_MINOR < 11.
3651 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3653 * graphite-dependences.c: Include graphite-cloog-util.h.
3654 (new_poly_ddr): Inlined into dependence_polyhedron.
3655 (free_poly_ddr): Moved close by new_poly_ddr.
3656 (dependence_polyhedron_1): Renamed dependence_polyhedron.
3657 Early return NULL when ppl_powerset_is_empty returns true.
3658 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
3659 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
3660 (graphite_legal_transform_dr): Call new_poly_ddr.
3661 (graphite_carried_dependence_level_k): Same.
3662 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
3663 (dot_transformed_deps_stmt_1): Removed.
3664 (dot_deps_stmt_1): Call dot_deps_stmt_2.
3665 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
3666 (dot_deps_1): Call dot_deps_2.
3667 * Makefile.in (graphite-dependences.o): Add missing dependence on
3668 graphite-cloog-util.h.
3670 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3672 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
3673 (build_lexicographical_constraint): Same.
3674 (dependence_polyhedron_1): Same.
3675 (graphite_legal_transform_dr): Same.
3676 (graphite_carried_dependence_level_k): Same.
3677 * graphite-ppl.c (ppl_powerset_is_empty): New.
3678 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
3679 * tree-data-ref.c (dump_data_reference): Print the basic block index.
3681 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3683 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
3684 the "a followed by b" relation and document it.
3686 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3688 * graphite-dependences.c (build_lexicographical_constraint): Stop the
3689 iteration when the bag of constraints is empty.
3691 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3693 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
3695 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3697 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
3698 nest and two loop depths as parameters.
3699 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
3700 lst_perfect_nestify.
3702 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3704 * graphite-dependences.c (print_pddr): Call
3705 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
3707 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3709 * graphite-ppl.c (debug_gmp_value): New.
3710 * graphite-ppl.h (debug_gmp_value): Declared.
3712 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
3714 * doc/install.texi: Document availability of cloog-0.16.
3716 2011-01-25 Vladimir Kargov <kargov@gmail.com>
3718 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
3719 invalid postdominance info.
3721 2011-01-24 Jan Hubicka <jh@suse.cz>
3724 * doc/extend.texi (weak pragma): Drop claim that it must
3725 appear before definition.
3726 * varasm.c (merge_weak, declare_weak): Only sanity check
3727 that DECL is not output at a time it is declared weak.
3729 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
3731 * machmode.def: Fixed comments.
3733 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
3735 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
3737 2011-01-24 Paul Koning <ni1d@arrl.net>
3739 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
3742 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
3745 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
3746 (block_info): Add scanned and prev.
3747 (move_or_delete_vzeroupper_2): Return if the basic block
3748 has been scanned and the upper 128bit state is unchanged
3750 (move_or_delete_vzeroupper_1): Return true if the exit
3752 (move_or_delete_vzeroupper): Visit basic blocks using the
3753 work-list based algorithm based on vt_find_locations in
3756 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
3758 2011-01-24 Nick Clifton <nickc@redhat.com>
3760 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
3761 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
3762 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
3763 then define __v850e1__.
3764 * doc/invoke.texi: Document -mv850es.
3766 2011-01-24 Richard Henderson <rth@redhat.com>
3768 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
3769 compound unordered comparisons.
3770 * config/rx/rx.c (rx_split_fp_compare): Remove.
3771 * config/rx/rx-protos.h: Update.
3772 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
3773 (cbranchsf4): Don't call rx_split_fp_compare.
3774 (*cbranchsf4): Use rx_split_cbranch.
3775 (*cmpsf): Don't accept "i" constraint.
3776 (*conditional_branch): Only valid after reload.
3777 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
3779 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3782 * config/rs6000/altivec.md (vector constant splitters): Add
3783 support for creating vector single precision constants if -mvsx is
3784 used and we would create the constant using Altivec primitives.
3786 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
3787 Richard Sandiford <rdsandiford@googlemail.com>
3789 PR rtl-optimization/47166
3790 * reload1.c (emit_reload_insns): Disable the spill_reg_store
3791 mechanism for PRE_MODIFY and POST_MODIFY.
3792 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
3795 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
3797 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
3799 2011-01-22 Jan Hubicka <jh@suse.cz>
3802 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
3804 2011-01-22 Jan Hubicka <jh@suse.cz>
3806 PR tree-optimization/43884
3808 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
3809 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
3811 2011-01-22 Anatoly Sokolov <aesok@post.ru>
3813 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
3814 * config/s390/s390.c (s390_register_move_cost,
3815 s390_memory_move_cost): New.
3816 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
3818 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3821 * except.c (sjlj_assign_call_site_values): Move setting the
3822 crtl->uses_eh_lsda flag to ...
3823 (sjlj_mark_call_sites): ... here.
3824 (sjlj_emit_function_enter): Support NULL dispatch label.
3825 (sjlj_build_landing_pads): In a function with no landing pads
3826 that still has must-not-throw regions, generate code to register
3827 a personality function with empty LSDA.
3829 2011-01-21 Richard Henderson <rth@redhat.com>
3831 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
3833 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
3835 * compare-elim.c: New file.
3836 * Makefile.in (OBJS-common): Add it.
3837 (compare-elim.o): New.
3838 * common.opt (fcompare-elim): New.
3839 * opts.c (default_options_table): Add OPT_fcompare_elim.
3840 * tree-pass.h (pass_compare_elim_after_reload): New.
3841 * passes.c (init_optimization_passes): Add it.
3842 * recog.h: Protect against re-inclusion.
3843 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
3844 * doc/invoke.texi (-fcompare-elim): Document it.
3845 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
3846 * doc/tm.texi: Rebuild.
3848 2011-01-22 Nick Clifton <nickc@redhat.com>
3850 * config/rx/rx.md (cstoresf4): Pass comparison operator to
3851 rx_split_fp_compare.
3853 2011-01-22 Nick Clifton <nickc@redhat.com>
3855 * config/rx/rx.md (UNSPEC_CONST): New.
3856 (deallocate_and_return): Wrap the amount popped off the stack in
3857 an UNSPEC_CONST in order to stop it being rejected by
3858 -mmax-constant-size.
3859 (pop_and_return): Add a "(return)" rtx.
3860 (call): Drop the immediate operand.
3861 (call_internal): Likewise.
3862 (call_value): Likewise.
3863 (call_value_internal): Likewise.
3864 (sibcall_internal): Likewise.
3865 (sibcall_value_internal): Likewise.
3866 (sibcall): Likewise. Generate an explicit call using
3868 (sibcall_value): Likewise.
3869 (mov<>): FAIL if a constant operand is not legitimate.
3870 (addsi3_unpsec): New pattern.
3872 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
3873 (ok_for_max_constant): New function.
3874 (gen_safe_add): New function.
3875 (rx_expand_prologue): Use gen_safe_add.
3876 (rx_expand_epilogue): Likewise.
3877 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
3880 2011-01-21 Jeff Law <law@redhat.com>
3882 PR tree-optimization/47053
3883 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
3884 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
3885 statements are deleted.
3886 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
3887 is nonempty, then purge dead edges and cleanup the CFG.
3889 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3893 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3895 * tree-dfa.c (create_var_ann): Mark variable as used.
3897 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3900 * except.c (convert_to_eh_region_ranges): Emit queued no-region
3901 notes from other section in hot/cold partitioning even if
3902 last_action is -3. Increment call_site_base.
3904 PR rtl-optimization/47366
3905 * fwprop.c (forward_propagate_into): Return bool. If
3906 any changes are made, -fnon-call-exceptions is used and
3907 REG_EH_REGION note is present, call purge_dead_edges
3908 and return true if it purged anything.
3909 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
3910 any EH edges were purged.
3912 2011-01-21 Jeff Law <law@redhat.com>
3914 PR rtl-optimization/41619
3915 * caller-save.c (setup_save_areas): Break out code to determine
3916 which hard regs are live across calls by examining the reload chains
3917 so that it is always used.
3918 Eliminate code which checked REG_N_CALLS_CROSSED.
3920 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3922 PR tree-optimization/47355
3923 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
3924 NOP has non-debug uses beyond PHIs in new_bb.
3926 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3929 * cfgexpand.c (account_used_vars_for_block): Only account vars
3930 that are annotated as used.
3931 (estimated_stack_frame_size): Don't set TREE_USED.
3932 * tree-dfa.c (create_var_ann): Mark variable as used.
3934 2011-01-21 Richard Guenther <rguenther@suse.de>
3937 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
3939 2011-01-21 Richard Guenther <rguenther@suse.de>
3941 PR tree-optimization/47365
3942 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
3943 (vn_reference_lookup_pieces): Adjust.
3944 (vn_reference_lookup): Likewise.
3945 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
3946 (vn_reference_lookup_3): Only look through kills if in
3947 VN_WALKREWRITE mode.
3948 (vn_reference_lookup_pieces): Adjust.
3949 (vn_reference_lookup): Likewise.
3950 (visit_reference_op_load): Likewise.
3951 (visit_reference_op_store): Likewise.
3952 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
3953 (compute_avail): Likewise.
3954 (eliminate): Likewise.
3956 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3958 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
3959 DECL_IGNORED_P non-reg vars if they are used.
3961 PR tree-optimization/47391
3962 * varpool.c (const_value_known_p): Return false if
3965 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
3968 * config/i386/i386.c (ix86_local_alignment): Handle
3969 case for va_list_type_node is nil.
3970 (ix86_canonical_va_list_type): Likewise.
3972 2011-01-21 Alan Modra <amodra@gmail.com>
3974 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
3975 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
3977 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3979 * config/arm/arm.md (define_attr type): Rename f_load
3980 and f_store to f_fpa_load and f_fpa_store. Update.
3981 (write_conflict): Deal with rename fallout.
3982 (*push_fp_multi): Likewise.
3983 * config/arm/fpa.md (f_load): Use f_fpa_load.
3984 (f_store): Use f_fpa_store.
3985 (*movsf_fpa): Likewise.
3986 (*movdf_fpa): Likewise.
3987 (*movxf_fpa): Likewise.
3988 (*thumb2_movsf_fpa): Likewise.
3989 (*thumb2_movdf_fpa): Likewise.
3990 (*thumb2_movxf_fpa): Likewise.
3991 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
3992 f_loadd and f_stored.
3993 (*thumb2_movdi_vfp): Likewise.
3994 (*thumb2_movsf_vfp): Fix attribute to f_loads.
3995 (*thumb2_movsi_vfp): Likewise.
3996 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
3997 Use f_loads instead of f_load.
3998 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
4000 2011-01-20 Anatoly Sokolov <aesok@post.ru>
4002 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
4003 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
4004 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
4005 (xtensa_mode_dependent_address_p): New function.
4006 (constantpool_address_p): Make static. Change return type to bool.
4007 Change argument type to const_rtx. Use CONST_INT_P predicate.
4009 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
4012 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
4014 2011-01-20 Jakub Jelinek <jakub@redhat.com>
4017 * cfgexpand.c (expand_debug_expr): Instead of generating
4018 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
4021 2011-01-20 Richard Guenther <rguenther@suse.de>
4024 * tree-inline.c (remap_gimple_op_r): Recurse manually for
4025 the pointer operand of MEM_REFs.
4027 2011-01-20 Jakub Jelinek <jakub@redhat.com>
4029 PR tree-optimization/46130
4030 * ipa-split.c (consider_split): If return_bb contains non-virtual
4031 PHIs other than for retval or if split_function would not adjust it,
4034 2011-01-20 Richard Guenther <rguenther@suse.de>
4036 PR tree-optimization/47167
4037 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4038 Revert previous change, only avoid enumeral type changes.
4040 2011-01-19 Mike Stump <mikestump@comcast.net>
4042 * doc/tm.texi.in (BRANCH_COST): Englishify.
4043 * doc/tm.texi (BRANCH_COST): Likewise.
4045 2011-01-19 Dodji Seketeli <dodji@redhat.com>
4048 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
4049 (gen_scheduled_generic_parms_dies): New functions.
4050 (gen_struct_or_union_type_die): Schedule template parameters DIEs
4051 generation for the end of CU compilation.
4052 (dwarf2out_finish): Generate template parameters DIEs here.
4054 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
4057 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
4058 debug bind stmt on merge edges.
4060 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
4064 * function.c (instantiate_expr): Instantiate incoming rtl of
4065 implicit arguments, and recurse on VALUE_EXPRs.
4066 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
4067 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
4069 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
4071 * c-parser.c (c_parser_for_statement): Initialize
4072 collection_expression.
4074 2011-01-19 Joseph Myers <joseph@codesourcery.com>
4076 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
4078 2011-01-19 Joseph Myers <joseph@codesourcery.com>
4080 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
4081 (LINK_SHLIB_SPEC): Don't use %(link_path).
4082 (SUBTARGET_EXTRA_SPECS): Remove link_path.
4084 2011-01-19 Joseph Myers <joseph@codesourcery.com>
4086 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
4087 (NO_SHARED_LIB_SUPPORT): Remove.
4088 (LINK_SHLIB_SPEC): Remove one conditional definition.
4090 2011-01-19 Joseph Myers <joseph@codesourcery.com>
4092 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
4094 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
4095 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
4096 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
4097 %{call_shared} and conditionals on these options not being passed.
4098 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
4101 2011-01-19 Jakub Jelinek <jakub@redhat.com>
4103 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
4106 * ipa-split.c: Spelling fixes.
4108 2011-01-19 Richard Henderson <rth@redhat.com>
4110 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
4111 (*mulsi3): Likewise.
4113 * longlong.h [__mn10300__] (count_leading_zeros): New.
4114 [__mn10300__] (umul_ppmm, smul_ppmm): New.
4115 [__mn10300__] (add_ssaaaa, subddmmss): New.
4116 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
4117 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
4119 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4121 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
4123 2011-01-19 Richard Henderson <rth@redhat.com>
4125 * config/mn10300/mn10300.md (addsi3_flags): New.
4126 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
4127 (subsi3_flags, subc_internal, subdi3): New.
4128 (subdi3_internal, *subdi3_degenerate): New.
4129 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
4131 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
4132 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
4133 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
4134 * config/mn10300/mn10300-protos.h: Update.
4135 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
4136 (return_ret): Likewise. Rename from return_internal_regs.
4137 (return_internal): Remove.
4139 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
4140 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
4141 (mn10300_legitimate_constant_p): Likewise.
4142 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
4143 (mn10300_frame_size): New.
4144 (mn10300_expand_prologue): Use it.
4145 (mn10300_expand_epilogue): Likewise.
4146 (mn10300_initial_offset): Likewise.
4147 * config/mn10300/mn10300-protos.h: Update.
4148 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
4149 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
4150 (prologue, epilogue, return_internal): Tidy output code.
4151 (mn10300_store_multiple_operation, return): Likewise.
4152 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
4153 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
4154 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
4155 (load_pic, am33_load_pic): New.
4156 (mn10300_load_pic0, mn10300_load_pic1): New.
4158 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
4159 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
4160 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
4161 (cc_flags_for_mode, cc_flags_for_code): New.
4162 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
4163 overflow flag is not valid. Validate that the flags we need
4164 for the comparison are valid.
4165 (mn10300_output_cmp): Remove.
4166 (mn10300_output_add): New.
4167 (mn10300_select_cc_mode): Use cc_flags_for_code.
4168 (mn10300_split_cbranch): New.
4169 (mn10300_match_ccmode): New.
4170 (mn10300_split_and_operand_count): New.
4171 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
4173 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
4174 (addsi3): ... here. Use mn10300_output_add.
4175 (*addsi3_flags): New.
4176 (*am33_subsi3, *mn10300_subsi3): Merge...
4177 (subsi3): ... here. Use attribute isa.
4178 (*subsi3_flags): New.
4179 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
4181 (*am33_andsi3, *mn10300_andsi3): Merge...
4183 (*andsi3_flags): New.
4184 (andsi3 splitters): New.
4185 (*am33_iorsi3, *mn10300_iorsi3): Merge...
4187 (*iorsi3_flags): New.
4188 (*am33_xorsi3, *mn10300_xorsi3): Merge...
4190 (*xorsi3_flags): New.
4191 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
4192 (one_cmplsi2): ... here.
4193 (*one_cmplsi2_flags): New.
4194 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
4195 instead of "dax" in constraints. Use mn10300_split_cbranch.
4196 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
4197 use matching constraints to eliminate a self-comparison.
4198 (*integer_conditional_branch): Rename from integer_conditional_branch.
4199 Use int_mode_flags to match CC_REG.
4200 (*cbranchsi4_btst, *btstsi): New.
4201 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
4202 mn10300_split_cbranch.
4203 (*am33_cmpsf): Rename from am33_cmpsf.
4204 (*float_conditional_branch): Rename from float_conditional_branch.
4205 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
4206 (zero_extendqisi2): ... here.
4207 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
4208 (zero_extendhisi2): ... here.
4209 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
4210 (extendqisi2): ... here.
4211 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
4212 (extendhisi2): ... here.
4213 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
4214 (ashlsi3): ... here.
4215 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
4216 (lshrsi3): ... here.
4217 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
4218 (ashrsi3): ... here.
4219 (consecutive add peephole): Remove.
4220 * config/mn10300/predicates.md (label_ref_operand): New.
4221 (int_mode_flags): New.
4222 (CCZN_comparison_operator): New.
4224 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
4225 (throughput_42_latency_43): New reservation.
4226 (mulsidi3, umulsidi3): New expanders.
4227 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
4228 the MDR register to allocation; separately allocate the low and
4229 high parts of the DImode result.
4230 (umulsidi3_internal): Similarly.
4231 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
4232 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
4233 (udivsi3, umodsi3): Remove.
4234 (udivmodsi4, divmodsi4): New expanders.
4235 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
4236 (*divmodsi4): Simiarly.
4237 (ext_internal): New.
4239 * config/mn10300/constraints.md ("z"): New constraint.
4240 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
4241 (FIXED_REGISTERS): Don't fix MDR.
4242 (CALL_USED_REGSITERS): Reformat nicely.
4243 (REG_ALLOC_ORDER): Add MDR.
4244 (enum regclass): Add MDR_REGS.
4245 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
4246 (IRA_COVER_CLASSES): Add MDR_REGS.
4247 (REGNO_REG_CLASS): Handle MDR_REG.
4248 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
4249 (mn10300_register_move_cost): Likewise.
4250 * config/mn10300/mn10300.md (MDR_REG): New.
4251 (*movsi_internal): Handle moves to/from MDR_REGS.
4253 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
4255 (mn10300_secondary_reload): Tidy combination reload classes.
4256 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
4257 addresses for AM33. Allow symbolic offsets for reg+imm.
4258 (mn10300_regno_in_class_p): New.
4259 (mn10300_legitimize_reload_address): New.
4260 * config/mn10300/mn10300.h (enum reg_class): Remove
4261 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
4262 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
4264 (REG_CLASS_NAMES): Update to match.
4265 (REG_CLASS_CONTENTS): Likewise.
4266 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
4267 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
4268 (REGNO_IN_RANGE_P): Remove.
4269 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
4270 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
4271 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
4272 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
4273 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
4274 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
4275 (REGNO_GENERAL_P): New.
4276 (HAVE_POST_MODIFY_DISP): New.
4277 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
4278 (LEGITIMIZE_RELOAD_ADDRESS): New.
4279 * config/mn10300/mn10300-protos.h: Update.
4281 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
4282 DATA_REGS for AM33 stack-pointer destination.
4283 (mn10300_preferred_output_reload_class): Likewise.
4284 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
4285 into a form appropriate for ...
4286 (TARGET_SECONDARY_RELOAD): New.
4287 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
4288 * config/mn10300/mn10300-protos.h: Update.
4289 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
4290 reload_insi; use the "A" constraint for the scratch; handle AM33
4291 moves of sp to non-address registers.
4293 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
4294 (*movqi_internal): ... here.
4295 (*am33_movhi, *mn10300_movhi): Merge into...
4296 (*movhi_internal): ... here.
4297 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
4298 as the source/destination of moves from/to SP.
4299 (movsf): Only allow for AM33-2.
4300 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
4301 any integer constant constraint. Only allow for AM33-2. Tidy
4302 all of the alternative outputs.
4303 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
4304 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
4306 (udivsi3, umodsi3): New patterns for MN103 only.
4308 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
4310 * doc/tm.texi.in: Spell out that a lack of register class unions
4312 * doc/tm.texi: Regenerate.
4314 2011-01-19 Jakub Jelinek <jakub@redhat.com>
4316 PR rtl-optimization/47337
4317 * dce.c (check_argument_store): New function.
4318 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
4320 PR tree-optimization/47290
4321 * tree-eh.c (infinite_empty_loop_p): New function.
4322 (cleanup_empty_eh): Use it.
4324 2011-01-18 Steve Ellcey <sje@cup.hp.com>
4327 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
4328 (a64_expand_widen_sum): Ditto.
4329 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
4330 (vec_extract_evenodd_help): Ditto.
4331 (vec_extract_evenv4hi): Ditto.
4332 (vec_extract_oddv4hi): Ditto.
4333 (vec_extract_evenv2si): Ditto.
4334 (vec_extract_oddv2si): Ditto.
4335 (vec_extract_evenv2sf): Ditto.
4336 (vec_extract_oddv2sf): Ditto.
4337 (vec_pack_trunc_v4hi: Ditto.
4338 (vec_pack_trunc_v2si): Ditto.
4339 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
4340 (vec_interleave_highv8qi): Ditto.
4342 (vec_extract_oddv8qi): Ditto.
4343 (vec_interleave_lowv4hi): Ditto.
4344 (vec_interleave_highv4hi): Ditto.
4345 (vec_interleave_lowv2si): Ditto.
4346 (vec_interleave_highv2si): Ditto.
4348 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4350 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
4351 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
4352 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
4353 (pa_c_mode_for_suffix): New.
4354 (TARGET_EXPAND_BUILTIN): Define.
4355 (TARGET_C_MODE_FOR_SUFFIX): Define.
4356 (pa_builtins): Define.
4357 (pa_init_builtins): Register __float128 type and init new support
4359 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
4360 * config/pa/quadlib.c (_U_Qfcopysign): New.
4362 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
4365 * explow.c (allocate_dynamic_stack_space): Do not assume more than
4366 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
4369 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4371 PR tree-optimization/47179
4372 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
4373 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
4375 2011-01-18 Richard Guenther <rguenther@suse.de>
4377 PR rtl-optimization/47216
4378 * emit-rtl.c: Include tree-flow.h.
4379 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
4380 of replicating it with different semantics.
4381 * Makefile.in (emit-rtl.o): Adjust.
4383 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4385 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
4386 (cortex_a9_dp): Handle neon types correctly.
4388 2011-01-18 Jakub Jelinek <jakub@redhat.com>
4390 PR rtl-optimization/47299
4391 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
4392 subtarget. Use normal multiplication if both operands are constants.
4393 * expmed.c (expand_widening_mult): Don't try to optimize constant
4394 multiplication if op0 has VOIDmode. Convert op1 constant to mode
4397 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4399 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
4400 spacing after 'e.g.', typos, comma, hyphenation.
4402 2011-01-17 Richard Henderson <rth@redhat.com>
4404 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
4405 (rx_restricted_mem_operand): New.
4406 (rx_shift_operand): Use register_operand.
4407 (rx_source_operand, rx_compare_operand): Likewise.
4408 * config/rx/rx.md (addsi3_flags): New expander.
4409 (adddi3): Rewrite as expander.
4410 (adc_internal, *adc_flags, adddi3_internal): New patterns.
4411 (subsi3_flags): New expander.
4412 (subdi3): Rewrite as expander.
4413 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
4415 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
4416 (rx_init_builtins): Remove sat builtin.
4417 (rx_expand_builtin): Likewise.
4418 * config/rx/rx.md (ssaddsi3): New.
4419 (*sat): Rename from sat. Represent the CC_REG input.
4421 * config/rx/predicates.md (rshift_operator): New.
4422 * config/rx/rx.c (rx_expand_insv): Remove.
4423 * config/rx/rx-protos.h: Update.
4424 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
4425 operand to the canonical position.
4426 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
4427 (*bitclr, *bitclr_in_memory): Similarly.
4428 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
4429 (insv): Retain the zero_extract in the expansion.
4431 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
4432 (bswaphi2, bitinvert, revw): Likewise.
4434 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
4435 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
4436 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
4437 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
4438 (bitset, bitset_in_memory): Likewise.
4439 (bitinvert, bitinvert_in_memory): Likewise.
4440 (bitclr, bitclr_in_memory): Likewise.
4441 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
4442 (rx_strend, rx_cmpstrn): Likewise.
4443 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
4444 (bitop peep2 patterns): Remove.
4446 * config/rx/rx.c (rx_match_ccmode): New.
4447 * config/rx/rx-protos.h: Update.
4448 * config/rx/rx.md (abssi2): Clobber, don't set flags.
4449 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
4450 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
4451 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
4452 (fix_truncsfsi2, floatsisf2): Likewise.
4453 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
4454 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
4455 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
4456 (*subsi3_flags, *xorsi3_flags): New.
4458 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
4460 * config/rx/rx.c (rx_print_operand): Remove workaround for
4461 unsplit comparison operations.
4463 * config/rx/rx.md (movsicc): Split after reload.
4464 (*movsicc): Merge *movsieq and *movsine via match_operator.
4465 (*stcc): New pattern.
4467 * config/rx/rx.c (rx_float_compare_mode): Remove.
4468 * config/rx/rx.h (rx_float_compare_mode): Remove.
4469 * config/rx/rx.md (cstoresi4): Split after reload.
4470 (*sccc): New pattern.
4472 * config/rx/predicates.md (label_ref_operand): New.
4473 (rx_z_comparison_operator): New.
4474 (rx_zs_comparison_operator): New.
4475 (rx_fp_comparison_operator): New.
4476 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
4477 Validate that the flags are set properly for the comparison.
4478 (rx_gen_cond_branch_template): Remove.
4479 (rx_cc_modes_compatible): Remove.
4480 (mode_from_flags): New.
4481 (flags_from_code): Rename from flags_needed_for_conditional.
4482 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
4483 (rx_select_cc_mode): Likewise.
4484 (rx_split_fp_compare): New.
4485 (rx_split_cbranch): New.
4486 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
4487 (*cbranchsi4): Use match_operator and rx_split_cbranch.
4488 (*cbranchsf4): Similarly.
4489 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
4490 match_operator and rx_split_cbranch.
4491 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
4492 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
4493 (*cmpsi): Rename from cmpsi.
4494 (*tstsi): Rename from tstsi.
4495 (*cmpsf): Rename from cmpsf; use CC_Fmode.
4496 (*conditional_branch): Rename from conditional_branch.
4497 (*reveresed_conditional_branch): Remove.
4498 (b<code>): Remove expander.
4499 * config/rx/rx-protos.h: Update.
4501 * config/rx/rx.c (rx_compare_redundant): Remove.
4502 * config/rx/rx.md (cmpsi): Don't use it.
4503 * config/rx/rx-protos.h: Update.
4505 * config/rx/rx-modes.def (CC_F): New mode.
4506 * config/rx/rx.c (rx_select_cc_mode): New.
4507 * config/rx/rx.h (SELECT_CC_MODE): Use it.
4508 * config/rx/rx-protos.h: Update.
4510 2011-01-17 Richard Henderson <rth@redhat.com>
4512 * except.c (dump_eh_tree): Fix stray ; after for statement.
4514 2011-01-17 Richard Guenther <rguenther@suse.de>
4516 PR tree-optimization/47313
4517 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
4518 handling before copying the body. Properly deal with
4519 by-reference result in SSA form.
4521 2011-01-17 Ian Lance Taylor <iant@google.com>
4524 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
4525 (struct_value_alias_set): Don't define.
4526 (sparc_option_override): Don't set sparc_sr_alias_set and
4527 struct_value_alias_set.
4528 (save_or_restore_regs): Use gen_frame_mem rather than calling
4530 (sparc_struct_value_rtx): Likewise.
4532 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
4535 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
4537 (_mm_maskstore_pd): Likewise.
4538 (_mm_maskload_ps): Likewise.
4539 (_mm_maskstore_ps): Likewise.
4540 (_mm256_maskload_pd): Change mask to __m256i.
4541 (_mm256_maskstore_pd): Likewise.
4542 (_mm256_maskload_ps): Likewise.
4543 (_mm256_maskstore_ps): Likewise.
4545 * config/i386/i386-builtin-types.def: Updated.
4546 (ix86_expand_special_args_builtin): Likewise.
4548 * config/i386/i386.c (bdesc_special_args): Update
4549 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
4550 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
4551 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
4552 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
4554 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
4555 Use <avxpermvecmode> on mask register.
4556 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
4558 2011-01-17 Olivier Hainque <hainque@adacore.com>
4559 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4560 Eric Botcazou <ebotcazou@adacore.com>
4563 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
4564 if <= USHRT_MAX in 32-bit mode.
4566 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4568 * doc/install.texi (Configuration, Specific): Wrap long
4569 lines in examples. Allow line wrapping in long options
4570 and URLs where beneficial for PDF output.
4572 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
4574 * config/mips/mips.c (mips_classify_symbol): Don't return
4575 SYMBOL_PC_RELATIVE for nonlocal labels.
4577 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
4579 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
4581 2011-01-15 Jan Hubicka <jh@suse.cz>
4583 PR tree-optimization/47276
4584 * ipa.c (function_and_variable_visibility): Do not try to mark alias
4585 declarations as needed.
4587 2011-01-15 Martin Jambor <mjambor@suse.cz>
4589 * common.opt (fdevirtualize): New flag.
4590 * doc/invoke.texi (Option Summary): Document it.
4591 * opts.c (default_options_table): Add devirtualize flag.
4592 * ipa-prop.c (detect_type_change): Return immediately if
4593 devirtualize flag is not set.
4594 (detect_type_change_ssa): Likewise.
4595 (compute_known_type_jump_func): Likewise.
4596 (ipa_analyze_virtual_call_uses): Likewise.
4598 2011-01-14 Martin Jambor <mjambor@suse.cz>
4600 PR tree-optimization/45934
4601 PR tree-optimization/46302
4602 * ipa-prop.c (type_change_info): New type.
4603 (stmt_may_be_vtbl_ptr_store): New function.
4604 (check_stmt_for_type_change): Likewise.
4605 (detect_type_change): Likewise.
4606 (detect_type_change_ssa): Likewise.
4607 (compute_complex_assign_jump_func): Check for dynamic type change.
4608 (compute_complex_ancestor_jump_func): Likewise.
4609 (compute_known_type_jump_func): Likewise.
4610 (compute_scalar_jump_functions): Likewise.
4611 (ipa_analyze_virtual_call_uses): Likewise.
4612 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
4614 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4616 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
4617 * config/i386/i386.opt (msse5): New Alias.
4619 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4621 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
4622 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4623 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4624 * config/sparc/sparc.h (CC1_SPEC): Likewise.
4626 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4628 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
4630 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4631 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4632 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
4633 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
4635 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
4637 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4639 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
4641 2011-01-14 Mike Stump <mikestump@comcast.net>
4643 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
4644 * config/fr30/fr30.md: Likweise
4645 (movsi_push): Likewise.
4646 (movsi_pop): Likewise.
4647 (enter_func): Likewise.
4648 * config/moxie/moxie.md (movsi_push): Likewise.
4649 (movsi_pop): Likewise.
4651 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4653 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
4654 %{no_archive} %{exact_version}.
4655 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
4656 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
4657 %{no_archive} %{exact_version}.
4658 * config/mips/openbsd.h (LINK_SPEC): Likewise.
4659 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
4660 * config/mips/vxworks.h: Likewise.
4662 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4664 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
4666 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4668 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
4669 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
4671 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4673 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
4676 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4678 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
4680 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
4681 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
4683 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
4684 Don't handle -shlib.
4686 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4688 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
4689 (CC1_SPEC): Don't handle -profile.
4691 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4693 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
4694 * config/mips/mips.h (CC1_SPEC): Likewise.
4696 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4698 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
4699 * config/mips/mips.h (CC1_SPEC): Likewise.
4701 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4703 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
4704 * config/m32r/linux.h (LINK_SPEC): Likewise.
4705 * config/mips/linux.h (LINK_SPEC): Likewise.
4706 * config/mips/linux64.h (LINK_SPEC): Likewise.
4707 * config/sparc/linux.h (LINK_SPEC): Likewise.
4708 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4709 LINK_SPEC): Likewise.
4710 * config/xtensa/linux.h (LINK_SPEC): Likewise.
4712 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4714 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
4716 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
4718 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4720 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
4721 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
4723 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4725 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
4727 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4729 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
4730 supports -Bstatic/-Bdynamic.
4731 * configure: Regenerate.
4733 2011-01-14 Jan Hubicka <jh@suse.cz>
4734 Jack Howarth <howarth@bromo.med.uc.edu>
4737 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
4738 when checking debug_info_level. Test write_symbols instead of
4739 debug_hooks->var_location when setting flag_var_tracking_uninit.
4741 2011-01-14 Richard Guenther <rguenther@suse.de>
4743 PR tree-optimization/47179
4744 * target.def (ref_may_alias_errno): New target hook.
4745 * targhooks.h (default_ref_may_alias_errno): Declare.
4746 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
4747 (default_ref_may_alias_errno): New function.
4748 * target.h (struct ao_ref_s): Declare.
4749 * tree-ssa-alias.c: Include target.h.
4750 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
4751 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
4752 (targhooks.o): Likewise.
4753 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
4754 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
4756 2011-01-14 Richard Guenther <rguenther@suse.de>
4758 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
4760 2011-01-14 Richard Guenther <rguenther@suse.de>
4762 PR tree-optimization/47280
4763 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
4765 (tree_ssa_forward_propagate_single_use_vars): Deal with
4766 CFG changes from associate_plusminus.
4768 2011-01-14 Richard Guenther <rguenther@suse.de>
4772 2011-01-11 Richard Guenther <rguenther@suse.de>
4774 PR tree-optimization/46076
4775 * tree-ssa.c (useless_type_conversion_p): Conversions from
4776 unprototyped to empty argument list function types are useless.
4778 2011-01-14 Richard Guenther <rguenther@suse.de>
4780 PR tree-optimization/47286
4781 * tree-ssa-structalias.c (new_var_info): Register variables are global.
4783 2011-01-14 Martin Jambor <mjambor@suse.cz>
4786 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
4788 2011-01-13 Anatoly Sokolov <aesok@post.ru>
4790 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
4791 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
4792 * config/xtensa/xtensa.c (xtensa_libcall_value,
4793 xtensa_function_value_regno_p): New functions.
4794 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
4796 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
4799 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
4801 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
4802 New function prototype.
4803 * config/i386/winnt.c (i386_pe_assemble_visibility):
4804 Warn only if attribute was specified by user.
4806 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4809 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
4811 (floatunsdidf2_fcfidu): Ditto.
4813 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4815 * config/s390/s390.c (print_operand_address): Replace 'error' with
4816 'output_operand_lossage'.
4817 (print_operand): Likewise.
4819 2011-01-13 Jeff Law <law@redhat.com>
4821 PR rtl-optimization/39077
4822 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
4823 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
4824 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
4825 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
4826 * gcse.c (prune_insertions_deletions): New function.
4827 (compute_pre_data): Use it.
4829 2011-01-13 Dodji Seketeli <dodji@redhat.com>
4832 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
4834 (prune_unused_types_mark): Use it.
4836 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
4838 PR rtl-optimization/45352
4839 * sel-sched.c: Update copyright years.
4840 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
4841 in the advancing loop when we have issued issue_rate insns.
4843 2011-01-12 Richard Henderson <rth@redhat.com>
4845 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
4846 (TARGET_MD_ASM_CLOBBERS): New.
4848 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
4849 (TARGET_DELEGITIMIZE_ADDRESS): New.
4851 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
4852 (clzsi2, *bsch): New patterns.
4854 * config/mn10300/mn10300.md (INT): New mode iterator.
4855 (*mov<INT>_clr): New pattern, and peep2 to generate it.
4857 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
4858 flag_split_wide_types.
4860 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
4861 (mn10300_trampoline_init): Rewrite without a template, an immediate
4862 load and a direct branch.
4863 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
4865 2011-01-12 Anatoly Sokolov <aesok@post.ru>
4867 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4868 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
4869 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
4870 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4872 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
4875 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
4878 2011-01-12 Jan Hubicka <jh@suse.cz>
4881 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
4882 (PLUGIN_COND_CLOSE): New macro.
4883 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
4885 2011-01-12 Richard Guenther <rguenther@suse.de>
4888 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
4889 register variables in a MEM_REF.
4891 2011-01-12 Joseph Myers <joseph@codesourcery.com>
4893 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
4894 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
4895 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
4896 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4897 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4898 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
4899 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
4900 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
4901 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
4902 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
4903 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
4904 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
4905 * config/gnu-user.h: New. Copied from linux.h.
4906 (LINUX_TARGET_STARTFILE_SPEC): Rename to
4907 GNU_USER_TARGET_STARTFILE_SPEC.
4908 (LINUX_TARGET_ENDFILE_SPEC): Rename to
4909 GNU_USER_TARGET_ENDFILE_SPEC.
4910 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
4911 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
4912 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
4913 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
4914 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
4915 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
4916 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
4917 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
4918 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
4919 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
4920 * config/arm/linux-eabi.h (CC1_SPEC): Use
4921 GNU_USER_TARGET_CC1_SPEC.
4922 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
4923 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
4924 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
4925 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
4926 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
4927 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
4928 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
4929 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
4931 2011-01-12 Richard Guenther <rguenther@suse.de>
4934 * doc/invoke.texi (ffast-math): Document it is turned on
4937 2011-01-12 Jan Hubicka <jh@suse.cz>
4939 PR tree-optimization/47233
4940 * opts.c (common_handle_option): Disable ipa-reference with profile
4943 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4945 * c-parser.c (c_parser_objc_at_property_declaration): Improved
4948 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4950 * c-parser.c (c_lex_one_token): Updated and reindented some
4951 comments. No changes in code.
4953 2011-01-11 Ian Lance Taylor <iant@google.com>
4955 * godump.c (go_output_var): Don't output the variable if there is
4956 already a type with the same name.
4958 2011-01-11 Ian Lance Taylor <iant@google.com>
4960 * godump.c (go_format_type): Don't generate float80.
4962 2011-01-11 Richard Henderson <rth@redhat.com>
4964 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
4965 declaration. Rewrite for both speed and size.
4966 (mn10300_address_cost_1): Remove.
4967 (mn10300_register_move_cost): New.
4968 (mn10300_memory_move_cost): New.
4969 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
4970 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
4971 extensions, shifts, BSWAP, CLZ.
4972 (mn10300_wide_const_load_uses_clr): Remove.
4973 (TARGET_REGISTER_MOVE_COST): New.
4974 (TARGET_MEMORY_MOVE_COST): New.
4975 * config/mn10300/mn10300-protos.h: Update.
4976 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
4978 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
4979 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
4980 * config/mn10300/mn10300-protos.h: Update.
4981 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
4982 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
4983 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
4984 (*test_int_bitfield, *test_byte_bitfield): Remove.
4985 (*bit_test, *subreg_bit_test): Remove.
4986 * config/mn10300/predicates.md (const_8bit_operand): Remove.
4988 * config/mn10300/constraints.md ("c"): Rename from "A".
4989 ("A", "D"): New constraint letters.
4990 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
4991 (fmssf4, fnmasf4, fnmssf4): Likewise.
4993 * config/mn10300/mn10300.md (isa): New attribute.
4994 (enabled): New attribute.
4996 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
4997 (abssf2, negsf2): Define only for hardware fp.
4998 (sqrtsf2): Reformat.
4999 (addsf3, subsf3, mulsf3): Merge expander and insn.
5001 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
5002 (DEBUGGER_AUTO_OFFSET): Remove.
5003 (DEBUGGER_ARG_OFFSET): Remove.
5005 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
5006 Emit register stores with the same offsets as the hardware.
5007 (mn10300_store_multiple_operation): Don't check that the register
5008 save offsets are monotonic.
5009 * config/mn10300/mn10300-protos.h: Update.
5011 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
5013 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
5014 in terms of the value on the stack, not the MDR register.
5016 2011-01-11 Jan Hubicka <jh@suse.cz>
5020 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
5021 (symbol_alias_set_destroy, symbol_alias_set_contains,
5022 propagate_aliases_backward): Declare.
5023 * lto-streamer-out.c (struct sets): New sturcture.
5024 (trivally_defined_alias): New function.
5025 (output_alias_pair_p): Rewrite.
5026 (output_unreferenced_globals): Fix output of alias pairs.
5027 (produce_symtab): Likewise.
5028 * ipa.c (function_and_variable_visibility): Set weak alias destination
5030 * varasm.c (symbol_alias_set_t): Remove.
5031 (symbol_alias_set_destroy): Export.
5032 (propagate_aliases_forward, propagate_aliases_backward): New functions
5034 (compute_visible_aliases): ... this one; remove.
5035 (trivially_visible_alias): New
5036 (trivially_defined_alias): New.
5037 (remove_unreachable_alias_pairs): Rewrite.
5038 (finish_aliases_1): Reorganize code checking if alias is defined.
5039 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
5042 2011-01-11 Richard Guenther <rguenther@suse.de>
5044 PR tree-optimization/46076
5045 * tree-ssa.c (useless_type_conversion_p): Conversions from
5046 unprototyped to empty argument list function types are useless.
5048 2011-01-11 Richard Guenther <rguenther@suse.de>
5051 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
5052 volatile MEMs as MEM_READONLY_P.
5054 2011-01-11 Richard Guenther <rguenther@suse.de>
5056 PR tree-optimization/47239
5057 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
5059 2011-01-11 Jeff Law <law@redhat.com>
5061 PR tree-optimization/47086
5062 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
5063 IVs from statements that might throw.
5065 2011-01-10 Jan Hubicka <jh@suse.cz>
5068 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
5070 2011-01-10 Jan Hubicka <jh@suse.cz>
5073 * profile.c (read_profile_edge_counts): Ignore profile inconistency
5074 when correcting profile.
5076 2011-01-10 Jan Hubicka <jh@suse.cz>
5079 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
5081 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
5082 Restore DECL_FINI_PRIORITY.
5084 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5086 * doc/gimple.texi: Fix quoting of multi-word return values in
5087 @deftypefn statements. Ensure presence of return value. Wrap
5088 overlong @deftypefn lines.
5089 (is_gimple_operand, is_gimple_min_invariant_address): Remove
5090 descriptions of removed functions.
5091 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
5092 of multi-word return value in @deftypefn statement.
5094 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5096 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
5097 (Conditional Expressions, Logical Operators)
5098 (Statement and operand traversals): Do not indent smallexample
5099 code. Fix duplicate function argument in example.
5101 2011-01-10 Jeff Law <law@redhat.com>
5103 PR tree-optimization/47141
5104 * ipa-split.c (split_function): Handle case where we are
5105 returning a value and the return block has a virtual operand phi.
5107 2011-01-10 Jan Hubicka <jh@suse.cz>
5109 PR tree-optimization/47234
5110 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
5111 (pass_feedback_split_functions): Declare.
5112 * passes.c (init_optimization_passes): Add ipa-split as subpass of
5114 * ipa-split.c (gate_split_functions): Update comments; disable
5115 split-functions for profile_arc_flag and branch_probabilities.
5116 (gate_feedback_split_functions): New function.
5117 (execute_feedback_split_functions): New function.
5118 (pass_feedback_split_functions): New global var.
5120 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
5123 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
5124 calling gimple_call_set_cannot_inline.
5126 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
5128 * config/darwin-sections.def: Remove unused section.
5130 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
5133 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
5135 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
5138 * c-parser.c (c_parser_declaration_or_fndef): Improved
5141 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
5143 * config/i386/winnt.c (i386_pe_start_function): Make sure
5144 to switch back to function's section.
5146 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
5150 * plugin.c: Move include of dlfcn.h from here...
5151 * system.h: ... to here.
5153 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5155 * doc/cpp.texi (C++ Named Operators): Fix markup for header
5157 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
5158 two extra empty pages in PDF output.
5160 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
5163 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
5164 for error recovery purposes behave as if it was not specified so
5165 that the default type is usd.
5167 2011-01-07 Jan Hubicka <jh@suse.cz>
5169 PR tree-optmization/46469
5170 * ipa.c (function_and_variable_visibility): Clear needed flags on
5171 nodes with external decls; handle weakrefs merging correctly.
5173 2011-01-07 Joseph Myers <joseph@codesourcery.com>
5175 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
5178 2011-01-07 Jan Hubicka <jh@suse.cz>
5180 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
5181 and no longer claim that gold is required for linker plugin.
5182 * configure: Regenerate.
5183 * gcc.c (PLUGIN_COND): New macro.
5184 (LINK_COMMAND_SPEC): Use it.
5185 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
5186 * config.in (HAVE_LTO_PLUGIN): New.
5187 * configure.ac (--with-lto-plugin): New parameter; autodetect
5190 2011-01-07 Jan Hubicka <jh@suse.cz>
5192 PR tree-optimization/46367
5193 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
5194 when we can update original.
5195 (cgraph_mark_inline_edge): Sanity check.
5196 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
5198 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5200 * config/spu/spu.h (ASM_COMMENT_START): Define.
5202 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
5206 (SWITCH_KEEP_FOR_GCC): Likewise.
5207 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
5208 (do_spec_1): Handle "%>".
5210 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
5212 2011-01-07 Jakub Jelinek <jakub@redhat.com>
5215 * config/i386/i386.c (ix86_delegitimize_address): If
5216 simplify_gen_subreg fails, return orig_x.
5219 * value-prof.c (gimple_stringop_fixed_value): Handle
5220 lhs of the call properly.
5222 2011-01-07 Jan Hubicka <jh@suse.cz>
5225 * lto-opt.c (lto_reissue_options): Set flag_shlib.
5227 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
5229 * target.def (function_switched_text_sections): New hook.
5230 * doc/tm.texi: Regenerated.
5231 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
5232 * final.c (default_function_switched_text_sections): New.
5233 (final_scan_insn): Call function_switched_text_sections when a
5234 mid-function section change occurs.
5235 * output.h (default_function_switched_text_sections): Declare.
5236 * config/darwin-protos.h (darwin_function_switched_text_sections):
5238 * config/darwin.c (darwin_function_switched_text_sections): New.
5239 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
5241 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
5243 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
5244 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
5245 the secondary code fragment when outputting for DWARF == 2.
5247 2011-01-07 Anatoly Sokolov <aesok@post.ru>
5249 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
5250 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
5252 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
5253 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
5255 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
5258 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
5259 when it is not empty.
5261 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
5264 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
5265 (case ${target}): Add btver1.
5266 * config/i386/driver-i386.c (host_detect_local_cpu): Let
5267 -march=native recognize btver1 processors.
5268 * config/i386/i386-c.c (ix86_target_macros_internal): Add
5269 btver1 def_and_undef
5270 * config/i386/i386.c (struct processor_costs btver1_cost): New
5272 (m_BTVER1): New definition.
5273 (m_AMD_MULTIPLE): Includes m_BTVER1.
5274 (initial_ix86_tune_features): Add btver1 tune.
5275 (processor_target_table): Add btver1 entry.
5276 (static const char *const cpu_names): Add btver1 entry.
5277 (software_prefetching_beneficial_p): Add btver1.
5278 (ix86_option_override_internal): Add btver1 instruction sets.
5279 (ix86_issue_rate): Add btver1.
5280 (ix86_adjust_cost): Add btver1.
5281 * config/i386/i386.h (TARGET_BTVER1): New definition.
5282 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
5283 (enum processor_type): Add PROCESSOR_BTVER1.
5284 * config/i386/i386.md (define_attr "cpu"): Add btver1.
5286 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5289 * config/i386/i386.c (legitimize_tls_address)
5290 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
5291 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
5292 (tls_initial_exec_64_sun): New pattern.
5294 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
5296 * doc/invoke.texi (Overall Options): Improve wording and markup
5297 of the description of -wrapper.
5299 2011-01-06 Joseph Myers <joseph@codesourcery.com>
5301 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
5302 rdynamic, threads): New Driver options.
5304 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5307 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
5308 if coming from .tdata.
5309 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5311 2011-01-06 Jan Hubicka <jh@suse.cz>
5314 * collect2.c (main): Do not enable LTOmode when plugin is active.
5316 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5319 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
5320 --version output if supported.
5321 * configure: Regenerate.
5323 2011-01-06 Joseph Myers <joseph@codesourcery.com>
5325 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
5328 2011-01-06 Jakub Jelinek <jakub@redhat.com>
5331 * c-convert.c (convert): When converting a complex expression
5332 other than COMPLEX_EXPR to a different complex type, ensure
5333 c_save_expr is called instead of save_expr, unless in_late_binary_op.
5334 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
5335 when converting COMPLEX_TYPE.
5337 2011-01-06 Ira Rosen <irar@il.ibm.com>
5339 PR tree-optimization/47139
5340 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
5341 only the last reduction value is used outside the loop. Update
5344 2011-01-05 Joseph Myers <joseph@codesourcery.com>
5346 * config/rtems.opt: New.
5347 * config.gcc (*-*-rtems*): Use rtems.opt.
5349 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
5351 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
5352 processors do not support 3DNow instructions.
5354 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5356 * config/spu/spu.c (spu_option_override): Set parameter
5357 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
5359 2011-01-05 Jan Hubicka <jh@suse.cz>
5361 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
5362 at the command line.
5364 2011-01-05 Martin Jambor <mjambor@suse.cz>
5367 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
5368 deltas on streamed outgoing edges.
5369 (output_node_opt_summary): Output info for outgoing edges only when
5370 the node is in new parameter set.
5371 (output_cgraph_opt_summary): New parameter set, passed to the two
5372 aforementioned functions. Update its forward declaration and its
5375 2011-01-05 Tom Tromey <tromey@redhat.com>
5377 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
5378 operator to c_finish_omp_atomic.
5379 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
5380 (build_unary_op): Update.
5381 (build_modify_expr): Update.
5382 (build_asm_expr): Update.
5384 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5386 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
5387 newly inserted insns.
5389 (spu_emit_branch_hint): Likewise.
5390 (insert_hbrp_for_ilb_runout): Likewise.
5391 (spu_machine_dependent_reorg): Call df_finish_pass after
5392 schedule_insns returns.
5394 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5396 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
5398 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
5400 PR tree-optimization/47005
5401 * tree-sra.c (struct access): Add 'non_addressable' bit.
5402 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
5403 (decide_one_param_reduction): Return 0 if the parameter is passed by
5404 reference and one of the accesses in the group is non_addressable.
5406 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5408 PR tree-optimization/47056
5409 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
5410 (mark_load): Likewise. Handle FUNCTION_DECL specially.
5411 (mark_store): Likewise. Pass STMT to ipa_record_reference.
5413 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5415 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
5416 initializer. Skip view conversions from aggregate types.
5418 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
5421 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
5423 2011-01-04 Philipp Thomas <pth@suse.de>
5425 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
5428 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5430 * function.c (thread_prologue_and_epilogue_insns): Do not crash
5431 on empty epilogue sequences.
5433 2011-01-04 Joseph Myers <joseph@codesourcery.com>
5435 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
5436 non-static): New Driver options.
5438 2011-01-04 Jie Zhang <jie@codesourcery.com>
5441 * gcc.c (default_compilers[]): Set combinable field to 0
5442 for all assembly languages.
5444 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
5446 * config/mips/loongson3a.md: New file.
5447 * config/mips/mips.md: Include loongson3a.md.
5448 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
5451 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
5454 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
5455 instead of convert_memory_address_addr_space on the base expression.
5457 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5459 * config/spu/spu.c (spu_option_override): Update error text
5460 for bad -march= / -mtune= values.
5462 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5464 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
5465 if branch-hint optimization will be performed.
5467 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5469 PR tree-optimization/47148
5470 * ipa-split.c (split_function): Convert arguments to
5471 DECL_ARG_TYPE if possible.
5473 PR tree-optimization/47155
5474 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
5477 PR rtl-optimization/47157
5478 * combine.c (try_combine): If undobuf.other_insn becomes
5479 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
5480 and set *new_direct_jump_p too.
5482 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
5484 PR tree-optimization/47021
5485 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
5487 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5489 * gcc.c (process_command): Update copyright notice dates.
5490 * gcov.c (print_version): Likewise.
5491 * gcov-dump.c (print_version): Likewise.
5492 * mips-tfile.c (main): Likewise.
5493 * mips-tdump.c (main): Likewise.
5495 2011-01-03 Martin Jambor <mjambor@suse.cz>
5497 PR tree-optimization/46801
5498 * tree-sra.c (type_internals_preclude_sra_p): Check whether
5499 aggregate fields start at byte boundary instead of the bit-field flag.
5501 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
5504 * gcc.c (main): Revert revision 168407.
5506 2011-01-03 Martin Jambor <mjambor@suse.cz>
5508 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
5510 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5512 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
5513 vector optab to expand vector/scalar shift, update gimple to vector.
5515 2011-01-03 Martin Jambor <mjambor@suse.cz>
5517 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
5520 2011-01-03 Martin Jambor <mjambor@suse.cz>
5522 PR tree-optimization/46984
5523 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
5525 (cgraph_create_indirect_edge): Fixed line length.
5526 (cgraph_indirect_call_info): Declare.
5527 (cgraph_make_edge_direct) Update declaration.
5528 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
5529 (cgraph_create_indirect_edge): Use it.
5530 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
5532 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
5533 the new thunk_delta representation.
5534 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
5536 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
5537 (ipa_read_indirect_edge_info): Likewise.
5538 * lto-cgraph.c (output_edge_opt_summary): New function.
5539 (output_node_opt_summary): Call it on all outgoing edges.
5540 (input_edge_opt_summary): New function.
5541 (input_node_opt_summary): Call it on all outgoing edges.
5543 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
5546 * gcc.c (main): Don't check have_o when settting combine_inputs.
5548 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
5550 * regrename.c: Add general comment describing the pass.
5551 (struct du_head): Remove 'length' field.
5552 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
5553 (regrename_optimize): Do not sort chains. Rework comments, add others.
5554 Force renaming to the preferred class (if any) in the first pass and do
5555 not consider registers that belong to it in the second pass.
5556 (create_new_chain): Do not set 'length' field.
5557 (scan_rtx_reg): Likewise.
5559 2011-01-02 Jakub Jelinek <jakub@redhat.com>
5561 PR tree-optimization/47140
5562 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
5563 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
5566 PR rtl-optimization/47028
5567 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
5568 parm_birth_insn instead of at the beginning of first bb.
5570 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
5572 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
5573 Remove the word "see" before "@pxref".
5574 * doc/rtl.texi: Remove the word "see" before "@pxref".
5576 2011-01-01 Jan Hubicka <jh@suse.cz>
5578 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
5581 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
5584 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
5587 Copyright (C) 2011 Free Software Foundation, Inc.
5589 Copying and distribution of this file, with or without modification,
5590 are permitted in any medium without royalty provided the copyright
5591 notice and this notice are preserved.