1 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
3 * doc/invoke.texi: Remove reference to compiler internals from
6 * reg-notes.def: Remove REG_VALUE_PROFILE.
7 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
9 2011-02-05 Jakub Jelinek <jakub@redhat.com>
12 * varasm.c (default_section_type_flags): If decl is NULL,
13 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO
16 2011-02-05 Jie Zhang <jie@codesourcery.com>
19 * web.c (entry_register): Don't clobber the number of the
20 first uninitialized reference in used[].
22 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
24 PR tree-optimization/46194
25 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
26 (build_classic_dist_vector_1): Do not represent classic distance
27 vectors when the access functions are variating in different loops.
29 2011-02-04 Joseph Myers <joseph@codesourcery.com>
31 * config/mips/iris6.opt: New.
32 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
34 2011-02-04 Richard Henderson <rth@redhat.com>
35 Steve Ellcey <sje@cup.hp.com>
38 * config/ia64/predicates.md (mux1_brcst_element): New.
39 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
40 * config/ia64/ia64.c (ia64_unpack_assemble): New.
41 (ia64_unpack_sign): New.
42 (ia64_expand_unpack): Rewrite using new routines.
43 (ia64_expand_widen_sum): Ditto.
44 (ia64_expand_dot_prod_v8qi): Ditto.
45 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
46 routines, add endian check.
47 (pmpy2_even): Rename from pmpy2_r, add endian check.
48 (pmpy2_odd): Rename from pmpy2_l, add endian check.
49 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
50 (vec_widen_smult_hi_v4hi): Ditto.
51 (vec_widen_umult_lo_v4hi): Ditto.
52 (vec_widen_umult_hi_v4hi): Ditto.
53 (mulv2si3): Change endian checks.
54 (sdot_prodv4hi): Rewrite with new calls.
56 (vec_pack_ssat_v4hi): Add endian check.
57 (vec_pack_usat_v4hi): Ditto.
58 (vec_pack_ssat_v2si): Ditto.
59 (max1_even): Rename from max1_r, add endian check.
60 (max1_odd): Rename from max1_l, add endian check.
61 (*mux1_rev): Format change.
65 (*mux1_brcst_v8qi): Use new predicate.
66 (vec_extract_evenv8qi): Remove endian check.
67 (vec_extract_oddv8qi): Ditto.
68 (vec_interleave_lowv4hi): Format change.
69 (vec_interleave_highv4hi): Ditto.
70 (mix2_even): Rename from mix2_r, add endian check.
71 (mix2_odd): Rename from mux2_l, add endian check.
72 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
73 (vec_extract_evenodd_helper): Format change.
74 (vec_extract_evenv4hi): Remove endian check.
75 (vec_extract_oddv4hi): Remove endian check.
76 (vec_interleave_lowv2si): Format change.
77 (vec_interleave_highv2si): Format change.
78 (vec_initv2si): Remove endian check.
79 (vecinit_v2si): Add endian check.
80 (reduc_splus_v2sf): Add endian check.
81 (reduc_smax_v2sf): Ditto.
82 (reduc_smin_v2sf): Ditto.
83 (vec_initv2sf): Remove endian check.
84 (fpack): Add endian check.
85 (fswap): Add endian check.
86 (vec_interleave_highv2sf): Add endian check.
87 (vec_interleave_lowv2sf): Add endian check.
88 (fmix_lr): Add endian check.
89 (vec_setv2sf): Format change.
90 (*vec_extractv2sf_0_be): Use shift to extract operand.
91 (*vec_extractv2sf_1_be): New.
92 (vec_pack_trunc_v4hi): Add endian check.
93 (vec_pack_trunc_v2si): Format change.
95 2011-02-04 Jakub Jelinek <jakub@redhat.com>
98 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
99 do bb, locus and block comparison and disallow loads if it is
101 (stmt_is_replaceable_p): New function.
102 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
104 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
105 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
107 * tree-flow.h (stmt_is_replaceable_p): New prototype.
109 2011-02-04 Joseph Myers <joseph@codesourcery.com>
111 * config/rs6000/xilinx.opt: New.
112 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
114 2011-02-04 Joseph Myers <joseph@codesourcery.com>
116 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
118 2011-02-03 Anatoly Sokolov <aesok@post.ru>
120 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
121 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
122 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
123 secondary_reload_info, xtensa_secondary_reload): Remove.
124 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
125 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
126 (xtensa_preferred_reload_class): Make static. Change return and
127 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
128 Use CONST_DOUBLE_P predicate.
129 (xtensa_preferred_output_reload_class): New function.
130 (xtensa_secondary_reload): Make static.
132 2011-02-03 Joseph Myers <joseph@codesourcery.com>
134 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
135 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
136 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
138 2011-02-03 Jakub Jelinek <jakub@redhat.com>
141 * output.h (SECTION_RELRO): Define.
142 (SECTION_MACH_DEP): Adjust.
143 (get_variable_section): New prototype.
144 * varpool.c (varpool_finalize_named_section_flags): New function.
145 (varpool_assemble_pending_decls): Call it.
146 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
147 * cgraphunit.c (cgraph_output_in_order): Call
148 varpool_finalize_named_section_flags.
149 * varasm.c (get_section): Allow section flags conflicts between
150 relro and read-only sections if the section hasn't been declared yet.
151 Set SECTION_OVERRIDE after diagnosing section type conflict.
152 (get_variable_section): No longer static.
153 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
154 readonly sections that need relocations.
155 (decl_readonly_section_1): New function.
156 (decl_readonly_section): Use it.
159 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
160 Steve Ellcey <sje@cup.hp.com>
163 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
164 if section attribute used.
166 2011-02-03 Jakub Jelinek <jakub@redhat.com>
168 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
169 * config/darwin.c (SECTION_NO_ANCHOR): Define.
170 (darwin_init_sections): Remove assertion.
172 2011-02-03 Nick Clifton <nickc@redhat.com>
174 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
176 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than
178 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
179 instead of "n" and "pz".
180 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
183 2011-02-03 Jakub Jelinek <jakub@redhat.com>
186 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
187 fma, expand FMA_EXPR as fma{,f,l} call.
190 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
191 copy them into a unsigned char variable and pass address of it to
192 lto_output_data_stream.
195 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
196 around backend_init_target and lang_dependent_init_target calls.
197 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
198 (verify_cgraph_node): Don't call set_cfun here. Use
199 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
200 Set error_found for incorrectly represented calls to thunks.
202 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
205 PR rtl-optimization/43494
206 * rtl.h (for_each_inc_dec_fn): New type.
207 (for_each_inc_dec): Declare.
208 * rtlanal.c (struct for_each_inc_dec_ops): New type.
209 (for_each_inc_dec_find_inc_dec): New fn.
210 (for_each_inc_dec_find_mem): New fn.
211 (for_each_inc_dec): New fn.
212 * dse.c (struct insn_size): Remove.
213 (replace_inc_dec, replace_inc_dec_mem): Remove.
214 (emit_inc_dec_insn_before): New fn.
215 (check_for_inc_dec): Use it, along with for_each_inc_dec.
216 (canon_address): Pass mem modes to cselib_lookup.
217 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
218 (cselib_lookup_from_insn): Likewise.
219 (cselib_subst_to_values): Likewise.
220 * cselib.c (find_slot_memmode): New var.
221 (cselib_find_slot): New fn. Use it instead of
222 htab_find_slot_with_hash everywhere.
223 (entry_and_rtx_equal_p): Use find_slot_memmode.
224 (autoinc_split): New fn.
225 (rtx_equal_for_cselib_p): Rename and implement in terms of...
226 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
227 Deal with autoinc. Special-case recursion into MEMs.
228 (cselib_hash_rtx): Likewise.
229 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
230 address and MEM modes.
231 (cselib_subst_to_values): Add memmode, pass it on.
233 (cselib_lookup): Add memmode argument, pass it on.
234 (cselib_lookup_from_insn): Add memmode.
235 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
236 (struct cselib_record_autoinc_data): New.
237 (cselib_record_autoinc_cb): New fn.
238 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
239 mode to cselib_lookup. Reset autoinced REGs here instead of...
240 (cselib_process_insn): ... here.
241 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
243 (add_uses): Likewise, also to cselib_subst_to_values.
244 (add_stores): Likewise.
245 * sched-deps.c (add_insn_mem_dependence): Pass mode to
246 cselib_subst_to_values.
247 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
248 * gcse.c (do_local_cprop): Adjusted.
249 * postreload.c (reload_cse_simplify_set): Adjusted.
250 (reload_cse_simplify_operands): Adjusted.
251 * sel-sched-dump (debug_mem_addr_value): Pass mode.
253 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
255 PR tree-optimization/45122
256 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
257 unsafe assumptions when there's more than one loop exit.
259 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
262 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
263 Document using vector double with the load/store builtins, and
264 that the load/store builtins always use Altivec instructions.
266 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
267 to use altivec memory instructions, even on VSX.
268 (vector_altivec_store_<mode>): Ditto.
270 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
273 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
274 V2DF, V2DI support to load/store overloaded builtins.
276 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
277 altivec load/store builtins for V2DF/V2DI types.
279 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
280 set avoid indexed addresses on power6 if -maltivec.
281 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
282 vector_altivec_load/vector_altivec_store builtins.
283 (altivec_expand_st_builtin): Ditto.
284 (altivec_expand_builtin): Add VSX memory builtins.
285 (rs6000_init_builtins): Add V2DI types to internal types.
286 (altivec_init_builtins): Add support for V2DF/V2DI altivec
288 (rs6000_address_for_altivec): Insure memory address is appropriate
291 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
292 vec_vsx_ld and vec_vsx_st.
293 (vsx_store_<mode>): Ditto.
295 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
296 variables to hold long long types for VSX vector memory builtins.
297 (RS6000_BTI_unsigned_long_long): Ditto.
298 (long_long_integer_type_internal_node): Ditti.
299 (long_long_unsigned_type_internal_node): Ditti.
301 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
302 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
303 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
305 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
309 2011-02-02 Joseph Myers <joseph@codesourcery.com>
311 * config/pa/pa-hpux10.opt: New.
312 * config/hpux11.opt (pthread): New Driver option.
313 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
314 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
316 2011-02-02 Joseph Myers <joseph@codesourcery.com>
318 * config/ia64/vms.opt: New.
319 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
321 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
324 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
325 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
327 (vsx_floatuns<VSi><mode>2): Ditto.
328 (vsx_fix_trunc<mode><VSi>2): Ditto.
329 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
331 2011-02-02 Joseph Myers <joseph@codesourcery.com>
333 * config/i386/djgpp.opt (posix): New Driver option.
335 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
337 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
338 Move to the unsupported targets list.
340 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
342 PR rtl-optimization/47525
343 * df-scan.c: Update copyright years.
344 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
345 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
347 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
349 * config/i386/sysv4.h (TARGET_VERSION): Remove.
350 (SUBTARGET_RETURN_IN_MEMORY): Remove.
351 (ASM_OUTPUT_ASCII): Remove.
352 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
354 2011-02-02 Jeff Law <law@redhat.com>
357 * reload.c (find_reloads_address): Handle reg+d address where both
358 components are invalid by reloading the entire address.
360 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
361 Richard Guenther <rguenther@suse.de>
363 PR tree-optimization/40979
365 * passes.c (init_optimization_passes): After LIM call copy_prop
367 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
369 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
371 PR tree-optimization/47576
372 PR tree-optimization/47555
373 * doc/invoke.texi (scev-max-expr-complexity): Documented.
374 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
375 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
376 * tree-scalar-evolution.c (follow_ssa_edge): Use
377 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
379 2011-02-02 Richard Guenther <rguenther@suse.de>
381 PR tree-optimization/47566
382 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
384 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
388 * tree-inline.c (declare_return_variable): Remove unused caller
393 * tree-flow-inline.h (clear_is_used, is_used_p): New.
394 * cfgexpand.c (account_used_vars_for_block): Use them.
395 * tree-nrv.c (tree_nrv): Likewise.
396 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
397 (dump_scope_block): Likewise.
398 (remove_unused_locals): Likewise.
402 * tree-inline.c (declare_return_variable): Add result decl to
403 local decls only once.
404 * gimple-low.c (record_vars_into): Mark newly-created variables
407 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
413 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
415 (no_real_insns_p, schedule_block, set_priorities): Drop special
416 treatment of boundary debug insns.
417 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug
419 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
420 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
421 (BOUNDARY_DEBUG_INSN_P): Likewise.
422 (SCHEDULE_DEBUG_INSN_P): Likewise.
423 * sched-rgn.c (init_ready_list): Drop special treatment of
424 boundary debug insns.
425 * final.c (rest_of_clean_state): Clear notes' BB.
427 2011-02-01 Joseph Myers <joseph@codesourcery.com>
429 * config/openbsd.opt (assert=): New Driver option.
431 2011-02-01 Joseph Myers <joseph@codesourcery.com>
433 * config/i386/nto.opt: New.
434 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
436 2011-02-01 Joseph Myers <joseph@codesourcery.com>
438 * config/i386/netware.opt: New.
439 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
441 2011-02-01 Joseph Myers <joseph@codesourcery.com>
443 * config/interix.opt (posix): New Driver option.
445 2011-02-01 DJ Delorie <dj@redhat.com>
447 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
449 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
452 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
454 PR tree-optimization/47561
455 * toplev.c (process_options): Print the Graphite flags. Add
456 flag_loop_flatten to the list of options requiring Graphite.
458 2011-02-01 Joseph Myers <joseph@codesourcery.com>
460 * config/i386/cygming.opt (posix): New Driver option.
462 2011-02-01 Joseph Myers <joseph@codesourcery.com>
464 * config/arm/vxworks.opt: New.
465 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
467 2011-02-01 Joseph Myers <joseph@codesourcery.com>
469 * config/alpha/elf.opt: New.
470 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
471 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
473 2011-02-01 Richard Guenther <rguenther@suse.de>
475 PR tree-optimization/47559
476 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
477 store-motion on references that can throw.
479 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
481 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
482 * tree-pass.h (TDF_CSELIB): New macro.
483 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
484 cselib_lookup): Check for it rather than for TDF_DETAILS.
486 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
489 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
492 * opts.c (finish_options): Don't add x_aux_base_name if it is
495 2011-02-01 Richard Guenther <rguenther@suse.de>
497 PR tree-optimization/47555
499 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
501 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
503 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
506 * config/lm32/t-lm32: Add multilib for all CPU options.
508 2011-02-01 Richard Guenther <rguenther@suse.de>
510 PR tree-optimization/47541
511 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
512 sure to have a field at offset zero.
514 2011-01-31 Joseph Myers <joseph@codesourcery.com>
516 * config/arc/arc.opt (EB, EL): New Driver options.
518 2011-01-31 Joseph Myers <joseph@codesourcery.com>
520 * config/alpha/osf5.opt: New.
521 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
523 2011-01-31 Joseph Myers <joseph@codesourcery.com>
525 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
527 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
529 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
531 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
532 is an alias of -floop-interchange and that it requires the
533 Graphite infrastructure.
534 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
535 flag_loop_interchange based on the value of flag_tree_loop_linear.
537 2011-01-31 Jakub Jelinek <jakub@redhat.com>
538 Richard Guenther <rguenther@suse.de>
540 PR tree-optimization/47538
541 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
542 type instead of r1type, except for comparisons. For right
543 shifts and comparisons punt if there are mismatches in
544 sizetype vs. non-sizetype types.
546 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
548 * doc/sourcebuild.texi (Effective-Target Keywords): Document
551 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
553 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
555 * configure: Regenerate.
557 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
559 * configure.ac (gcc_cv_ld_static_option): Define.
560 (gcc_cv_ld_dynamic_option): Define.
561 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
563 (HAVE_LD_STATIC_DYNAMIC): Update message.
564 (LD_STATIC_OPTION): Define.
565 (LD_DYNAMIC_OPTION): Define.
566 * configure: Regenerate.
567 * config.in: Regenerate.
568 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
569 HAVE_LD_STATIC_DYNAMIC]: Use them.
571 2011-01-31 Nick Clifton <nickc@redhat.com>
573 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
574 registers inside interrupt handlers if the handler is not a leaf
577 2011-01-31 Nick Clifton <nickc@redhat.com>
579 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
580 reg_renumber returning an INVALID_REGNUM.
582 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
585 * doc/install.texi: Document host options discarded when cross
586 configuring target libraries.
588 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
591 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
594 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
596 (no_real_insns_p, schedule_block, set_priorities): Drop special
597 treatment of boundary debug insns.
598 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug
600 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
601 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
602 (BOUNDARY_DEBUG_INSN_P): Likewise.
603 (SCHEDULE_DEBUG_INSN_P): Likewise.
604 * sched-rgn.c (init_ready_list): Drop special treatment of
605 boundary debug insns.
606 * final.c (rest_of_clean-state): Clear notes' BB.
608 2011-01-31 Alan Modra <amodra@gmail.com>
610 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
611 toc relative expressions as we do in print_operand_address.
613 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
615 * doc/extend.texi: Follow spelling conventions.
616 * doc/invoke.texi: Fix a typo.
618 2011-01-30 Joseph Myers <joseph@codesourcery.com>
620 * config/hpux11.opt: New.
621 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
622 ia64*-*-hpux*): Use hpux11.opt.
624 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
626 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
629 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
631 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
634 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
636 * doc/install.texi (Binaries): Remove outdated reference for
637 Motorola 68HC11/68HC12 downloads.
639 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
641 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
644 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
647 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
650 2011-01-28 Ahmad Sharif <asharif@google.com>
652 * value-prof.c (check_counter): Corrected error message.
654 2011-01-29 Jie Zhang <jie@codesourcery.com>
656 * config/arm/arm.c (arm_legitimize_reload_address): New.
657 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
658 arm_legitimize_reload_address.
659 * config/arm/arm-protos.h (arm_legitimize_reload_address):
662 2011-01-28 Ian Lance Taylor <iant@google.com>
664 * godump.c (go_define): Ignore macros whose definitions include
665 two adjacent operands.
667 2011-01-28 Jakub Jelinek <jakub@redhat.com>
670 * varasm.c (force_const_mem): Store copy of x in desc->constant
672 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
673 itself into REG_EQUAL note.
675 2011-01-28 Joseph Myers <joseph@codesourcery.com>
677 * config/freebsd.opt (posix, rdynamic): New Driver options.
679 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
681 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
683 * configure: Regenerate.
685 2011-01-27 Joseph Myers <joseph@codesourcery.com>
687 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
688 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
690 2011-01-27 Anatoly Sokolov <aesok@post.ru>
692 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
693 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
694 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
695 (s390_preferred_reload_class): Make static. Change return and
696 'rclass' argument type to reg_class_t.
698 2011-01-27 Jan Hubicka <jh@suse.cz>
701 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
702 (process_function_and_variable_attributes): Check defined weakrefs.
704 2011-01-27 Martin Jambor <mjambor@suse.cz>
706 PR tree-optimization/47228
707 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
708 build_ref_for_offset.
710 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
712 * config/spu/spu-elf.h (ASM_SPEC): Remove.
714 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
716 PR rtl-optimization/46856
717 * postreload.c (reload_combine_recognize_const_pattern): Do not
718 separate cc0 setter and user on cc0 targets.
720 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
723 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
724 passed a VOID_TYPE expression, immediately emit an error and
725 return error_mark_node.
727 2011-01-26 Jeff Law <law@redhat.com>
729 PR rtl-optimization/47464
730 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
731 rather than may_trap_p as needed.
733 2011-01-26 DJ Delorie <dj@redhat.com>
735 PR rtl-optimization/46878
736 * combine.c (insn_a_feeds_b): Check for the implicit cc0
737 setter/user dependency as well.
739 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
741 PR rtl-optimization/44469
742 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
743 after removing trivially dead basic blocks.
745 2011-01-26 Joseph Myers <joseph@codesourcery.com>
747 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
748 * config/frv/frv.h (LINK_SPEC): Likewise.
749 * config/i386/netware.h (LINK_SPEC): Likewise.
750 * config/m68k/linux.h (ASM_SPEC): Likewise.
751 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
752 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
753 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
754 * config/sparc/linux.h (ASM_SPEC): Likewise.
755 * config/sparc/linux64.h (ASM_SPEC): Likewise.
756 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
758 2011-01-26 Joseph Myers <joseph@codesourcery.com>
760 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
761 * config/frv/frv.h (ASM_SPEC): Likewise.
762 * config/m68k/linux.h (ASM_SPEC): Likewise.
763 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
764 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
765 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
766 * config/sparc/linux.h (ASM_SPEC): Likewise.
767 * config/sparc/linux64.h (ASM_SPEC): Likewise.
768 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
770 2011-01-26 Joseph Myers <joseph@codesourcery.com>
772 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
773 * config/frv/frv.h (LINK_SPEC): Likewise.
774 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
776 2011-01-26 Joseph Myers <joseph@codesourcery.com>
778 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
779 * config/frv/frv.h (ASM_SPEC): Likewise.
780 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
781 * config/m68k/linux.h (ASM_SPEC): Likewise.
782 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
783 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
784 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
785 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
786 * config/sparc/linux.h (ASM_SPEC): Likewise.
787 * config/sparc/linux64.h (ASM_SPEC): Likewise.
788 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
789 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
791 2011-01-26 Steve Ellcey <sje@cup.hp.com>
794 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
796 (vec_extract_evenodd_help): Ditto.
797 (vec_extract_evenv4hi): Ditto.
798 (vec_extract_oddv4hi): Ditto.
799 (vec_interleave_lowv2si): Ditto.
800 (vec_interleave_highv2si): Ditto.
801 (vec_extract_evenv2si): Ditto.
802 (vec_extract_oddv2si: Ditto.
803 (vec_pack_trunc_v2si): Ditto.
805 2011-01-22 Jan Hubicka <jh@suse.cz>
808 * cgraph.h (cgraph_local_info): New field can_change_signature.
809 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
810 signature can change.
811 (ipcp_estimate_growth): Call sequence simplify only if calle signature
813 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
814 (cgraph_function_versioning): We can not change signature of functions
815 that don't allow that.
816 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
817 (lto_input_node): Likewise.
818 * ipa-inline.c (compute_inline_parameters): Compute local.can_change_signature.
819 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
820 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on functions
821 that can not change signature.
822 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
823 init_cumulative_args): Do not use local calling conventions for functions
824 that can not change signature.
826 2011-01-22 Jan Hubicka <jh@suse.cz>
828 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
830 2011-01-26 Richard Guenther <rguenther@suse.de>
832 PR tree-optimization/47190
833 * cgraphunit.c (process_common_attributes): New function.
834 (process_function_and_variable_attributes): Use it.
836 2011-01-26 Richard Guenther <rguenther@suse.de>
839 * cgraphbuild.c (record_eh_tables): Record reference to personality
842 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
845 * sel-sched.c (moveup_expr): Don't let debug insns prevent
846 non-debug insns from moving up.
848 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
851 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
852 t-dlldir{,-x} fragment for build and add it to tmake_file.
853 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
854 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
855 * config/i386/t-dlldir: New file.
856 (SHLIB_DLLDIR): Define.
857 * config/i386/t-dlldir-x: New file.
858 (SHLIB_DLLDIR): Define.
859 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
860 (SHLIB_INSTALL): Use it.
862 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
865 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
866 lower bound of the allowed Thumb-2 coprocessor load/store
867 index range to -256. Add explaining comment.
869 2011-01-25 Ian Lance Taylor <iant@google.com>
871 * godump.c (go_define): Improve lexing of macro expansion to only
872 accept expressions which match Go spec.
874 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
877 * tree.c (handle_dll_attribute): Handle it.
878 * doc/extend.texi (@item dllexport): Mention it.
879 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
881 2011-01-25 Ian Lance Taylor <iant@google.com>
883 PR tree-optimization/26854
884 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
885 (decl_jump_unsafe): Move higher in file, with no other change.
886 (bind): Set has_jump_unsafe_decl if appropriate.
887 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
888 (check_earlier_gotos): Likewise.
889 (c_check_switch_jump_warnings): Likewise.
891 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
893 * doc/invoke.texi (Warning Options): Add missing hyphen.
894 (-fprofile-dir): Minor grammatical fixes.
895 (-fbranch-probabilities): Likewise.
897 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
901 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
903 (no_real_insns_p, schedule_block, set_priorities): Drop special
904 treatment of boundary debug insns.
905 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug
907 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
908 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
909 (BOUNDARY_DEBUG_INSN_P): Likewise.
910 (SCHEDULE_DEBUG_INSN_P): Likewise.
911 * sched-rgn.c (init_ready_list): Drop special treatment of
912 boundary debug insns.
913 * final.c (rest_of_clean-state): Clear notes' BB.
915 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
917 * Makefile.in (LAMBDA_H): Removed.
918 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
919 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
920 lambda-trans.o, and tree-loop-linear.o.
921 (lto-symtab.o): Remove dependence on LAMBDA_H.
922 (tree-loop-linear.o): Remove rule.
923 (lambda-mat.o): Same.
924 (lambda-trans.o): Same.
925 (lambda-code.o): Same.
926 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
927 (tree-vect-slp.o): Same.
928 * hwint.h (gcd): Moved here.
929 (least_common_multiple): Same.
930 * lambda-code.c: Removed.
931 * lambda-mat.c: Removed.
932 * lambda-trans.c: Removed.
934 * tree-loop-linear.c: Removed.
935 * lto-symtab.c: Do not include lambda.h.
936 * omega.c (gcd): Removed.
937 * passes.c (init_optimization_passes): Remove pass_linear_transform.
938 * tree-data-ref.c (print_lambda_vector): Moved here.
939 (lambda_vector_copy): Same.
940 (lambda_matrix_copy): Same.
941 (lambda_matrix_id): Same.
942 (lambda_vector_first_nz): Same.
943 (lambda_matrix_row_add): Same.
944 (lambda_matrix_row_exchange): Same.
945 (lambda_vector_mult_const): Same.
946 (lambda_vector_negate): Same.
947 (lambda_matrix_row_negate): Same.
948 (lambda_vector_equal): Same.
949 (lambda_matrix_right_hermite): Same.
950 * tree-data-ref.h: Do not include lambda.h.
951 (lambda_vector): Moved here.
952 (lambda_matrix): Same.
953 (dependence_level): Same.
954 (lambda_transform_legal_p): Removed declaration.
955 (lambda_collect_parameters): Same.
956 (lambda_compute_access_matrices): Same.
957 (lambda_vector_gcd): Same.
958 (lambda_vector_new): Same.
959 (lambda_vector_clear): Same.
960 (lambda_vector_lexico_pos): Same.
961 (lambda_vector_zerop): Same.
962 (lambda_matrix_new): Same.
963 * tree-flow.h (least_common_multiple): Removed declaration.
964 * tree-parloops.c (lambda_trans_matrix): Moved here.
968 (LTM_DENOMINATOR): Same.
969 (lambda_trans_matrix_new): Same.
970 (lambda_matrix_vector_mult): Same.
971 (lambda_transform_legal_p): Same.
972 * tree-pass.h (pass_linear_transform): Removed declaration.
973 * tree-ssa-loop.c (tree_linear_transform): Removed.
974 (gate_tree_linear_transform): Removed.
975 (pass_linear_transform): Removed.
976 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
977 flag_loop_interchange.
979 2011-01-25 Jakub Jelinek <jakub@redhat.com>
981 PR tree-optimization/47265
982 PR tree-optimization/47443
983 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
984 if name still has some uses.
986 2011-01-25 Martin Jambor <mjambor@suse.cz>
988 PR tree-optimization/47382
989 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
990 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
992 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
994 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
995 sjlj_except_unwind_info.
997 2011-01-25 Richard Guenther <rguenther@suse.de>
999 PR tree-optimization/47426
1000 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1001 visible functions results escape.
1003 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1006 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1007 (arm_get_frame_offsets): Use it.
1009 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1010 Jakub Jelinek <jakub@redhat.com>
1012 PR tree-optimization/47271
1013 * tree-if-conv.c (bb_postdominates_preds): New.
1014 (if_convertible_bb_p): Call bb_postdominates_preds.
1015 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1016 (predicate_scalar_phi): Call bb_postdominates_preds.
1018 2011-01-25 Nick Clifton <nickc@redhat.com>
1020 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1021 * config/rx/rx.c (rx_function_value): Likewise.
1022 (rx_promote_function_mode): Likewise.
1023 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1024 in order to make it legitimate.
1025 * config/rx/rx.md (adddi3_internal): If the second operand is a
1026 MEM make sure that the first operand is the same as the result
1028 (addsi3_unspec): Delete.
1029 (subdi3): Do not accept immediate operands.
1030 (subdi3_internal): Likewise.
1032 2011-01-25 Jeff Law <law@redhat.com>
1034 PR rtl-optimization/37273
1035 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1036 handle them like argument loads from stack slots. Do not double
1037 count memory for memory constants and argument loads from stack slots.
1039 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1041 PR tree-optimization/47427
1042 PR tree-optimization/47428
1043 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1044 coalesce if the new root var would be TREE_READONLY.
1046 2011-01-25 Richard Guenther <rguenther@suse.de>
1049 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1050 correct type for TBAA.
1052 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1054 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1055 (close_phi_written_to_memory): Call for_each_index with
1056 dr_indices_valid_in_loop.
1058 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1060 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1061 when it is initialized.
1063 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1065 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1066 call to graphite_find_data_references_in_stmt.
1067 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1068 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1069 call to graphite_find_data_references_in_stmt.
1070 (analyze_drs_in_stmts): Same.
1071 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1072 in which the scalar analysis of indices is performed.
1073 (create_data_ref): Same. Update call to dr_analyze_indices.
1074 (find_data_references_in_stmt): Update call to create_data_ref.
1075 (graphite_find_data_references_in_stmt): Same.
1076 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1078 (create_data_ref): Same.
1079 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1080 call to create_data_ref.
1082 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1084 * graphite-sese-to-poly.c (build_poly_scop): Move
1085 rewrite_commutative_reductions_out_of_ssa before
1086 find_scop_parameters.
1088 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1090 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1091 VAR_DECL, PARM_DECL, and RESULT_DECL.
1093 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1095 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1097 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1098 that have already been marked as PBB_IS_REDUCTION.
1100 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1102 * graphite-scop-detection.c (same_close_phi_node): New.
1103 (remove_duplicate_close_phi): New.
1104 (make_close_phi_nodes_unique): New.
1105 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1107 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1109 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1110 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1111 of both data references to be the same.
1113 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1115 * graphite-dependences.c (build_lexicographical_constraint): Remove the
1117 (build_lexicographical_constraint): Adjust call to ppl_powerset_is_empty.
1118 (dependence_polyhedron): Same.
1119 (graphite_legal_transform_dr): Same.
1120 (graphite_carried_dependence_level_k): Same.
1121 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params parameter.
1122 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1124 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1126 * graphite-sese-to-poly.c
1127 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1128 (close_phi_written_to_memory): New.
1129 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1132 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1134 * doc/install.texi: Update the expected version number of PPL to 0.11.
1135 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1136 #if PPL_VERSION_MINOR < 11.
1138 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1140 * graphite-dependences.c: Include graphite-cloog-util.h.
1141 (new_poly_ddr): Inlined into dependence_polyhedron.
1142 (free_poly_ddr): Moved close by new_poly_ddr.
1143 (dependence_polyhedron_1): Renamed dependence_polyhedron.
1144 Early return NULL when ppl_powerset_is_empty returns true.
1145 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
1146 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
1147 (graphite_legal_transform_dr): Call new_poly_ddr.
1148 (graphite_carried_dependence_level_k): Same.
1149 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
1150 (dot_transformed_deps_stmt_1): Removed.
1151 (dot_deps_stmt_1): Call dot_deps_stmt_2.
1152 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
1153 (dot_deps_1): Call dot_deps_2.
1154 * Makefile.in (graphite-dependences.o): Add missing dependence on
1155 graphite-cloog-util.h.
1157 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1159 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1160 (build_lexicographical_constraint): Same.
1161 (dependence_polyhedron_1): Same.
1162 (graphite_legal_transform_dr): Same.
1163 (graphite_carried_dependence_level_k): Same.
1164 * graphite-ppl.c (ppl_powerset_is_empty): New.
1165 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
1166 * tree-data-ref.c (dump_data_reference): Print the basic block index.
1168 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1170 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
1171 the "a followed by b" relation and document it.
1173 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1175 * graphite-dependences.c (build_lexicographical_constraint): Stop the
1176 iteration when the bag of constraints is empty.
1178 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1180 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
1182 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1184 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
1185 nest and two loop depths as parameters.
1186 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
1187 lst_perfect_nestify.
1189 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1191 * graphite-dependences.c (print_pddr): Call
1192 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
1194 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1196 * graphite-ppl.c (debug_gmp_value): New.
1197 * graphite-ppl.h (debug_gmp_value): Declared.
1199 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
1201 * doc/install.texi: Document availability of cloog-0.16.
1203 2011-01-25 Vladimir Kargov <kargov@gmail.com>
1205 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
1206 invalid postdominance info.
1208 2011-01-24 Jan Hubicka <jh@suse.cz>
1211 * doc/extend.texi (weak pragma): Drop claim that it must
1212 appear before definition.
1213 * varasm.c (merge_weak, declare_weak): Only sanity check
1214 that DECL is not output at a time it is declared weak.
1216 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1218 * machmode.def: Fixed comments.
1220 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
1222 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
1224 2011-01-24 Paul Koning <ni1d@arrl.net>
1226 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
1229 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
1232 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
1233 (block_info): Add scanned and prev.
1234 (move_or_delete_vzeroupper_2): Return if the basic block
1235 has been scanned and the upper 128bit state is unchanged
1237 (move_or_delete_vzeroupper_1): Return true if the exit
1239 (move_or_delete_vzeroupper): Visit basic blocks using the
1240 work-list based algorithm based on vt_find_locations in
1243 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
1245 2011-01-24 Nick Clifton <nickc@redhat.com>
1247 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
1248 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
1249 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
1250 then define __v850e1__.
1251 * doc/invoke.texi: Document -mv850es.
1253 2011-01-24 Richard Henderson <rth@redhat.com>
1255 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
1256 compound unordered comparisons.
1257 * config/rx/rx.c (rx_split_fp_compare): Remove.
1258 * config/rx/rx-protos.h: Update.
1259 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
1260 (cbranchsf4): Don't call rx_split_fp_compare.
1261 (*cbranchsf4): Use rx_split_cbranch.
1262 (*cmpsf): Don't accept "i" constraint.
1263 (*conditional_branch): Only valid after reload.
1264 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
1266 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1269 * config/rs6000/altivec.md (vector constant splitters): Add
1270 support for creating vector single precision constants if -mvsx is
1271 used and we would create the constant using Altivec primitives.
1273 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
1274 Richard Sandiford <rdsandiford@googlemail.com>
1276 PR rtl-optimization/47166
1277 * reload1.c (emit_reload_insns): Disable the spill_reg_store
1278 mechanism for PRE_MODIFY and POST_MODIFY.
1279 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
1282 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
1284 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
1286 2011-01-22 Jan Hubicka <jh@suse.cz>
1289 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
1291 2011-01-22 Jan Hubicka <jh@suse.cz>
1293 PR tree-optimization/43884
1295 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
1296 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
1298 2011-01-22 Anatoly Sokolov <aesok@post.ru>
1300 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1301 * config/s390/s390.c (s390_register_move_cost,
1302 s390_memory_move_cost): New.
1303 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
1305 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1308 * except.c (sjlj_assign_call_site_values): Move setting the
1309 crtl->uses_eh_lsda flag to ...
1310 (sjlj_mark_call_sites): ... here.
1311 (sjlj_emit_function_enter): Support NULL dispatch label.
1312 (sjlj_build_landing_pads): In a function with no landing pads
1313 that still has must-not-throw regions, generate code to register
1314 a personality function with empty LSDA.
1316 2011-01-21 Richard Henderson <rth@redhat.com>
1318 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
1320 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
1322 * compare-elim.c: New file.
1323 * Makefile.in (OBJS-common): Add it.
1324 (compare-elim.o): New.
1325 * common.opt (fcompare-elim): New.
1326 * opts.c (default_options_table): Add OPT_fcompare_elim.
1327 * tree-pass.h (pass_compare_elim_after_reload): New.
1328 * passes.c (init_optimization_passes): Add it.
1329 * recog.h: Protect against re-inclusion.
1330 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
1331 * doc/invoke.texi (-fcompare-elim): Document it.
1332 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
1333 * doc/tm.texi: Rebuild.
1335 2011-01-22 Nick Clifton <nickc@redhat.com>
1337 * config/rx/rx.md (cstoresf4): Pass comparison operator to
1338 rx_split_fp_compare.
1340 2011-01-22 Nick Clifton <nickc@redhat.com>
1342 * config/rx/rx.md (UNSPEC_CONST): New.
1343 (deallocate_and_return): Wrap the amount popped off the stack in
1344 an UNSPEC_CONST in order to stop it being rejected by
1345 -mmax-constant-size.
1346 (pop_and_return): Add a "(return)" rtx.
1347 (call): Drop the immediate operand.
1348 (call_internal): Likewise.
1349 (call_value): Likewise.
1350 (call_value_internal): Likewise.
1351 (sibcall_internal): Likewise.
1352 (sibcall_value_internal): Likewise.
1353 (sibcall): Likewise. Generate an explicit call using
1355 (sibcall_value): Likewise.
1356 (mov<>): FAIL if a constant operand is not legitimate.
1357 (addsi3_unpsec): New pattern.
1359 * config/rx/rx.c (rx_print_operand_address): Handle UNPSEC
1361 (ok_for_max_constant): New function.
1362 (gen_safe_add): New function.
1363 (rx_expand_prologue): Use gen_safe_add.
1364 (rx_expand_epilogue): Likewise.
1365 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
1368 2011-01-21 Jeff Law <law@redhat.com>
1370 PR tree-optimization/47053
1371 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
1372 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
1373 statements are deleted.
1374 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
1375 is nonempty, then purge dead edges and cleanup the CFG.
1377 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1381 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1383 * tree-dfa.c (create_var_ann): Mark variable as used.
1385 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1388 * except.c (convert_to_eh_region_ranges): Emit queued no-region
1389 notes from other section in hot/cold partitioning even if
1390 last_action is -3. Increment call_site_base.
1392 PR rtl-optimization/47366
1393 * fwprop.c (forward_propagate_into): Return bool. If
1394 any changes are made, -fnon-call-exceptions is used and
1395 REG_EH_REGION note is present, call purge_dead_edges
1396 and return true if it purged anything.
1397 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
1398 any EH edges were purged.
1400 2011-01-21 Jeff Law <law@redhat.com>
1402 PR rtl-optimization/41619
1403 * caller-save.c (setup_save_areas): Break out code to determine
1404 which hard regs are live across calls by examining the reload chains
1405 so that it is always used.
1406 Eliminate code which checked REG_N_CALLS_CROSSED.
1408 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1410 PR tree-optimization/47355
1411 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
1412 NOP has non-debug uses beyond PHIs in new_bb.
1414 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1417 * cfgexpand.c (account_used_vars_for_block): Only account vars
1418 that are annotated as used.
1419 (estimated_stack_frame_size): Don't set TREE_USED.
1420 * tree-dfa.c (create_var_ann): Mark variable as used.
1422 2011-01-21 Richard Guenther <rguenther@suse.de>
1425 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
1427 2011-01-21 Richard Guenther <rguenther@suse.de>
1429 PR tree-optimization/47365
1430 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
1431 (vn_reference_lookup_pieces): Adjust.
1432 (vn_reference_lookup): Likewise.
1433 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
1434 (vn_reference_lookup_3): Only look through kills if in
1435 VN_WALKREWRITE mode.
1436 (vn_reference_lookup_pieces): Adjust.
1437 (vn_reference_lookup): Likewise.
1438 (visit_reference_op_load): Likewise.
1439 (visit_reference_op_store): Likewise.
1440 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
1441 (compute_avail): Likewise.
1442 (eliminate): Likewise.
1444 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1446 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
1447 DECL_IGNORED_P non-reg vars if they are used.
1449 PR tree-optimization/47391
1450 * varpool.c (const_value_known_p): Return false if
1453 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
1456 * config/i386/i386.c (ix86_local_alignment): Handle
1457 case for va_list_type_node is nil.
1458 (ix86_canonical_va_list_type): Likewise.
1460 2011-01-21 Alan Modra <amodra@gmail.com>
1462 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
1463 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
1465 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1467 * config/arm/arm.md (define_attr type): Rename f_load
1468 and f_store to f_fpa_load and f_fpa_store. Update.
1469 (write_conflict): Deal with rename fallout.
1470 (*push_fp_multi): Likewise.
1471 * config/arm/fpa.md (f_load): Use f_fpa_load.
1472 (f_store): Use f_fpa_store.
1473 (*movsf_fpa): Likewise.
1474 (*movdf_fpa): Likewise.
1475 (*movxf_fpa): Likewise.
1476 (*thumb2_movsf_fpa): Likewise.
1477 (*thumb2_movdf_fpa): Likewise.
1478 (*thumb2_movxf_fpa): Likewise.
1479 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
1480 f_loadd and f_stored.
1481 (*thumb2_movdi_vfp): Likewise.
1482 (*thumb2_movsf_vfp): Fix attribute to f_loads.
1483 (*thumb2_movsi_vfp): Likewise.
1484 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
1485 Use f_loads instead of f_load.
1486 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
1488 2011-01-20 Anatoly Sokolov <aesok@post.ru>
1490 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1491 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
1492 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1493 (xtensa_mode_dependent_address_p): New function.
1494 (constantpool_address_p): Make static. Change return type to bool.
1495 Change argument type to const_rtx. Use CONST_INT_P predicate.
1497 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
1500 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
1502 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1505 * cfgexpand.c (expand_debug_expr): Instead of generating
1506 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
1509 2011-01-20 Richard Guenther <rguenther@suse.de>
1512 * tree-inline.c (remap_gimple_op_r): Recurse manually for
1513 the pointer operand of MEM_REFs.
1515 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1517 PR tree-optimization/46130
1518 * ipa-split.c (consider_split): If return_bb contains non-virtual
1519 PHIs other than for retval or if split_function would not adjust it,
1522 2011-01-20 Richard Guenther <rguenther@suse.de>
1524 PR tree-optimization/47167
1525 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1526 Revert previous change, only avoid enumeral type changes.
1528 2011-01-19 Mike Stump <mikestump@comcast.net>
1530 * doc/tm.texi.in (BRANCH_COST): Englishify.
1531 * doc/tm.texi (BRANCH_COST): Likewise.
1533 2011-01-19 Dodji Seketeli <dodji@redhat.com>
1536 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
1537 (gen_scheduled_generic_parms_dies): New functions.
1538 (gen_struct_or_union_type_die): Schedule template parameters DIEs
1539 generation for the end of CU compilation.
1540 (dwarf2out_finish): Generate template parameters DIEs here.
1542 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1545 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
1546 debug bind stmt on merge edges.
1548 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1552 * function.c (instantiate_expr): Instantiate incoming rtl of
1553 implicit arguments, and recurse on VALUE_EXPRs.
1554 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
1555 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
1557 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1559 * c-parser.c (c_parser_for_statement): Initialize
1560 collection_expression.
1562 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1564 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
1566 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1568 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
1569 (LINK_SHLIB_SPEC): Don't use %(link_path).
1570 (SUBTARGET_EXTRA_SPECS): Remove link_path.
1572 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1574 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
1575 (NO_SHARED_LIB_SUPPORT): Remove.
1576 (LINK_SHLIB_SPEC): Remove one conditional definition.
1578 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1580 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
1582 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
1583 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
1584 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
1585 %{call_shared} and conditionals on these options not being passed.
1586 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
1589 2011-01-19 Jakub Jelinek <jakub@redhat.com>
1591 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
1594 * ipa-split.c: Spelling fixes.
1596 2011-01-19 Richard Henderson <rth@redhat.com>
1598 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
1599 (*mulsi3): Likewise.
1601 * longlong.h [__mn10300__] (count_leading_zeros): New.
1602 [__mn10300__] (umul_ppmm, smul_ppmm): New.
1603 [__mn10300__] (add_ssaaaa, subddmmss): New.
1604 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
1605 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
1607 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1609 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
1611 2011-01-19 Richard Henderson <rth@redhat.com>
1613 * config/mn10300/mn10300.md (addsi3_flags): New.
1614 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
1615 (subsi3_flags, subc_internal, subdi3): New.
1616 (subdi3_internal, *subdi3_degenerate): New.
1617 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
1619 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
1620 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
1621 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
1622 * config/mn10300/mn10300-protos.h: Update.
1623 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
1624 (return_ret): Likewise. Rename from return_internal_regs.
1625 (return_internal): Remove.
1627 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
1628 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
1629 (mn10300_legitimate_constant_p): Likewise.
1630 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
1631 (mn10300_frame_size): New.
1632 (mn10300_expand_prologue): Use it.
1633 (mn10300_expand_epilogue): Likewise.
1634 (mn10300_initial_offset): Likewise.
1635 * config/mn10300/mn10300-protos.h: Update.
1636 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
1637 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
1638 (prologue, epilogue, return_internal): Tidy output code.
1639 (mn10300_store_multiple_operation, return): Likewise.
1640 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
1641 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
1642 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
1643 (load_pic, am33_load_pic): New.
1644 (mn10300_load_pic0, mn10300_load_pic1): New.
1646 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
1647 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
1648 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
1649 (cc_flags_for_mode, cc_flags_for_code): New.
1650 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
1651 overflow flag is not valid. Validate that the flags we need
1652 for the comparison are valid.
1653 (mn10300_output_cmp): Remove.
1654 (mn10300_output_add): New.
1655 (mn10300_select_cc_mode): Use cc_flags_for_code.
1656 (mn10300_split_cbranch): New.
1657 (mn10300_match_ccmode): New.
1658 (mn10300_split_and_operand_count): New.
1659 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
1661 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
1662 (addsi3): ... here. Use mn10300_output_add.
1663 (*addsi3_flags): New.
1664 (*am33_subsi3, *mn10300_subsi3): Merge...
1665 (subsi3): ... here. Use attribute isa.
1666 (*subsi3_flags): New.
1667 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
1669 (*am33_andsi3, *mn10300_andsi3): Merge...
1671 (*andsi3_flags): New.
1672 (andsi3 splitters): New.
1673 (*am33_iorsi3, *mn10300_iorsi3): Merge...
1675 (*iorsi3_flags): New.
1676 (*am33_xorsi3, *mn10300_xorsi3): Merge...
1678 (*xorsi3_flags): New.
1679 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
1680 (one_cmplsi2): ... here.
1681 (*one_cmplsi2_flags): New.
1682 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
1683 instead of "dax" in constraints. Use mn10300_split_cbranch.
1684 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
1685 use matching constraints to eliminate a self-comparison.
1686 (*integer_conditional_branch): Rename from integer_conditional_branch.
1687 Use int_mode_flags to match CC_REG.
1688 (*cbranchsi4_btst, *btstsi): New.
1689 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
1690 mn10300_split_cbranch.
1691 (*am33_cmpsf): Rename from am33_cmpsf.
1692 (*float_conditional_branch): Rename from float_conditional_branch.
1693 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
1694 (zero_extendqisi2): ... here.
1695 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
1696 (zero_extendhisi2): ... here.
1697 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
1698 (extendqisi2): ... here.
1699 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
1700 (extendhisi2): ... here.
1701 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
1702 (ashlsi3): ... here.
1703 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
1704 (lshrsi3): ... here.
1705 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
1706 (ashrsi3): ... here.
1707 (consecutive add peephole): Remove.
1708 * config/mn10300/predicates.md (label_ref_operand): New.
1709 (int_mode_flags): New.
1710 (CCZN_comparison_operator): New.
1712 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
1713 (throughput_42_latency_43): New reservation.
1714 (mulsidi3, umulsidi3): New expanders.
1715 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
1716 the MDR register to allocation; separately allocate the low and
1717 high parts of the DImode result.
1718 (umulsidi3_internal): Similarly.
1719 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
1720 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
1721 (udivsi3, umodsi3): Remove.
1722 (udivmodsi4, divmodsi4): New expanders.
1723 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
1724 (*divmodsi4): Simiarly.
1725 (ext_internal): New.
1727 * config/mn10300/constraints.md ("z"): New constraint.
1728 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
1729 (FIXED_REGISTERS): Don't fix MDR.
1730 (CALL_USED_REGSITERS): Reformat nicely.
1731 (REG_ALLOC_ORDER): Add MDR.
1732 (enum regclass): Add MDR_REGS.
1733 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
1734 (IRA_COVER_CLASSES): Add MDR_REGS.
1735 (REGNO_REG_CLASS): Handle MDR_REG.
1736 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
1737 (mn10300_register_move_cost): Likewise.
1738 * config/mn10300/mn10300.md (MDR_REG): New.
1739 (*movsi_internal): Handle moves to/from MDR_REGS.
1741 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
1743 (mn10300_secondary_reload): Tidy combination reload classes.
1744 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
1745 addresses for AM33. Allow symbolic offsets for reg+imm.
1746 (mn10300_regno_in_class_p): New.
1747 (mn10300_legitimize_reload_address): New.
1748 * config/mn10300/mn10300.h (enum reg_class): Remove
1749 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
1750 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
1752 (REG_CLASS_NAMES): Update to match.
1753 (REG_CLASS_CONTENTS): Likewise.
1754 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
1755 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
1756 (REGNO_IN_RANGE_P): Remove.
1757 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
1758 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
1759 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
1760 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
1761 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
1762 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
1763 (REGNO_GENERAL_P): New.
1764 (HAVE_POST_MODIFY_DISP): New.
1765 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
1766 (LEGITIMIZE_RELOAD_ADDRESS): New.
1767 * config/mn10300/mn10300-protos.h: Update.
1769 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
1770 DATA_REGS for AM33 stack-pointer destination.
1771 (mn10300_preferred_output_reload_class): Likewise.
1772 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
1773 into a form appropriate for ...
1774 (TARGET_SECONDARY_RELOAD): New.
1775 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
1776 * config/mn10300/mn10300-protos.h: Update.
1777 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
1778 reload_insi; use the "A" constraint for the scratch; handle AM33
1779 moves of sp to non-address registers.
1781 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
1782 (*movqi_internal): ... here.
1783 (*am33_movhi, *mn10300_movhi): Merge into...
1784 (*movhi_internal): ... here.
1785 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
1786 as the source/destination of moves from/to SP.
1787 (movsf): Only allow for AM33-2.
1788 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
1789 any integer constant constraint. Only allow for AM33-2. Tidy
1790 all of the alternative outputs.
1791 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
1792 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
1794 (udivsi3, umodsi3): New patterns for MN103 only.
1796 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
1798 * doc/tm.texi.in: Spell out that a lack of register class unions
1800 * doc/tm.texi: Regenerate.
1802 2011-01-19 Jakub Jelinek <jakub@redhat.com>
1804 PR rtl-optimization/47337
1805 * dce.c (check_argument_store): New function.
1806 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
1808 PR tree-optimization/47290
1809 * tree-eh.c (infinite_empty_loop_p): New function.
1810 (cleanup_empty_eh): Use it.
1812 2011-01-18 Steve Ellcey <sje@cup.hp.com>
1815 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
1816 (a64_expand_widen_sum): Ditto.
1817 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
1818 (vec_extract_evenodd_help): Ditto.
1819 (vec_extract_evenv4hi): Ditto.
1820 (vec_extract_oddv4hi): Ditto.
1821 (vec_extract_evenv2si): Ditto.
1822 (vec_extract_oddv2si): Ditto.
1823 (vec_extract_evenv2sf): Ditto.
1824 (vec_extract_oddv2sf): Ditto.
1825 (vec_pack_trunc_v4hi: Ditto.
1826 (vec_pack_trunc_v2si): Ditto.
1827 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
1828 (vec_interleave_highv8qi): Ditto.
1830 (vec_extract_oddv8qi): Ditto.
1831 (vec_interleave_lowv4hi): Ditto.
1832 (vec_interleave_highv4hi): Ditto.
1833 (vec_interleave_lowv2si): Ditto.
1834 (vec_interleave_highv2si): Ditto.
1836 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1838 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
1839 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
1840 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
1841 (pa_c_mode_for_suffix): New.
1842 (TARGET_EXPAND_BUILTIN): Define.
1843 (TARGET_C_MODE_FOR_SUFFIX): Define.
1844 (pa_builtins): Define.
1845 (pa_init_builtins): Register __float128 type and init new support
1847 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
1848 * config/pa/quadlib.c (_U_Qfcopysign): New.
1850 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
1853 * explow.c (allocate_dynamic_stack_space): Do not assume more than
1854 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
1857 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1859 PR tree-optimization/47179
1860 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
1861 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
1863 2011-01-18 Richard Guenther <rguenther@suse.de>
1865 PR rtl-optimization/47216
1866 * emit-rtl.c: Include tree-flow.h.
1867 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
1868 of replicating it with different semantics.
1869 * Makefile.in (emit-rtl.o): Adjust.
1871 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1873 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually
1875 (cortex_a9_dp): Handle neon types correctly.
1877 2011-01-18 Jakub Jelinek <jakub@redhat.com>
1879 PR rtl-optimization/47299
1880 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
1881 subtarget. Use normal multiplication if both operands are
1883 * expmed.c (expand_widening_mult): Don't try to optimize constant
1884 multiplication if op0 has VOIDmode. Convert op1 constant to mode
1887 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1889 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
1890 spacing after 'e.g.', typos, comma, hyphenation.
1892 2011-01-17 Richard Henderson <rth@redhat.com>
1894 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
1895 (rx_restricted_mem_operand): New.
1896 (rx_shift_operand): Use register_operand.
1897 (rx_source_operand, rx_compare_operand): Likewise.
1898 * config/rx/rx.md (addsi3_flags): New expander.
1899 (adddi3): Rewrite as expander.
1900 (adc_internal, *adc_flags, adddi3_internal): New patterns.
1901 (subsi3_flags): New expander.
1902 (subdi3): Rewrite as expander.
1903 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
1905 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
1906 (rx_init_builtins): Remove sat builtin.
1907 (rx_expand_builtin): Likewise.
1908 * config/rx/rx.md (ssaddsi3): New.
1909 (*sat): Rename from sat. Represent the CC_REG input.
1911 * config/rx/predicates.md (rshift_operator): New.
1912 * config/rx/rx.c (rx_expand_insv): Remove.
1913 * config/rx/rx-protos.h: Update.
1914 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
1915 operand to the canonical position.
1916 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
1917 (*bitclr, *bitclr_in_memory): Similarly.
1918 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
1919 (insv): Retain the zero_extract in the expansion.
1921 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
1922 (bswaphi2, bitinvert, revw): Likewise.
1924 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
1925 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
1926 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
1927 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
1928 (bitset, bitset_in_memory): Likewise.
1929 (bitinvert, bitinvert_in_memory): Likewise.
1930 (bitclr, bitclr_in_memory): Likewise.
1931 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
1932 (rx_strend, rx_cmpstrn): Likewise.
1933 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
1934 (bitop peep2 patterns): Remove.
1936 * config/rx/rx.c (rx_match_ccmode): New.
1937 * config/rx/rx-protos.h: Update.
1938 * config/rx/rx.md (abssi2): Clobber, don't set flags.
1939 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
1940 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
1941 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
1942 (fix_truncsfsi2, floatsisf2): Likewise.
1943 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
1944 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
1945 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
1946 (*subsi3_flags, *xorsi3_flags): New.
1948 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
1950 * config/rx/rx.c (rx_print_operand): Remove workaround for
1951 unsplit comparison operations.
1953 * config/rx/rx.md (movsicc): Split after reload.
1954 (*movsicc): Merge *movsieq and *movsine via match_operator.
1955 (*stcc): New pattern.
1957 * config/rx/rx.c (rx_float_compare_mode): Remove.
1958 * config/rx/rx.h (rx_float_compare_mode): Remove.
1959 * config/rx/rx.md (cstoresi4): Split after reload.
1960 (*sccc): New pattern.
1962 * config/rx/predicates.md (label_ref_operand): New.
1963 (rx_z_comparison_operator): New.
1964 (rx_zs_comparison_operator): New.
1965 (rx_fp_comparison_operator): New.
1966 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
1967 Validate that the flags are set properly for the comparison.
1968 (rx_gen_cond_branch_template): Remove.
1969 (rx_cc_modes_compatible): Remove.
1970 (mode_from_flags): New.
1971 (flags_from_code): Rename from flags_needed_for_conditional.
1972 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
1973 (rx_select_cc_mode): Likewise.
1974 (rx_split_fp_compare): New.
1975 (rx_split_cbranch): New.
1976 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
1977 (*cbranchsi4): Use match_operator and rx_split_cbranch.
1978 (*cbranchsf4): Similarly.
1979 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
1980 match_operator and rx_split_cbranch.
1981 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
1982 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
1983 (*cmpsi): Rename from cmpsi.
1984 (*tstsi): Rename from tstsi.
1985 (*cmpsf): Rename from cmpsf; use CC_Fmode.
1986 (*conditional_branch): Rename from conditional_branch.
1987 (*reveresed_conditional_branch): Remove.
1988 (b<code>): Remove expander.
1989 * config/rx/rx-protos.h: Update.
1991 * config/rx/rx.c (rx_compare_redundant): Remove.
1992 * config/rx/rx.md (cmpsi): Don't use it.
1993 * config/rx/rx-protos.h: Update.
1995 * config/rx/rx-modes.def (CC_F): New mode.
1996 * config/rx/rx.c (rx_select_cc_mode): New.
1997 * config/rx/rx.h (SELECT_CC_MODE): Use it.
1998 * config/rx/rx-protos.h: Update.
2000 2011-01-17 Richard Henderson <rth@redhat.com>
2002 * except.c (dump_eh_tree): Fix stray ; after for statement.
2004 2011-01-17 Richard Guenther <rguenther@suse.de>
2006 PR tree-optimization/47313
2007 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2008 handling before copying the body. Properly deal with
2009 by-reference result in SSA form.
2011 2011-01-17 Ian Lance Taylor <iant@google.com>
2014 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2015 (struct_value_alias_set): Don't define.
2016 (sparc_option_override): Don't set sparc_sr_alias_set and
2017 struct_value_alias_set.
2018 (save_or_restore_regs): Use gen_frame_mem rather than calling
2020 (sparc_struct_value_rtx): Likewise.
2022 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2025 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2027 (_mm_maskstore_pd): Likewise.
2028 (_mm_maskload_ps): Likewise.
2029 (_mm_maskstore_ps): Likewise.
2030 (_mm256_maskload_pd): Change mask to __m256i.
2031 (_mm256_maskstore_pd): Likewise.
2032 (_mm256_maskload_ps): Likewise.
2033 (_mm256_maskstore_ps): Likewise.
2035 * config/i386/i386-builtin-types.def: Updated.
2036 (ix86_expand_special_args_builtin): Likewise.
2038 * config/i386/i386.c (bdesc_special_args): Update
2039 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2040 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2041 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2042 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2044 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2045 Use <avxpermvecmode> on mask register.
2046 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2048 2011-01-17 Olivier Hainque <hainque@adacore.com>
2049 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2050 Eric Botcazou <ebotcazou@adacore.com>
2053 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2054 if <= USHRT_MAX in 32-bit mode.
2056 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2058 * doc/install.texi (Configuration, Specific): Wrap long
2059 lines in examples. Allow line wrapping in long options
2060 and URLs where beneficial for PDF output.
2062 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2064 * config/mips/mips.c (mips_classify_symbol): Don't return
2065 SYMBOL_PC_RELATIVE for nonlocal labels.
2067 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2069 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2071 2011-01-15 Jan Hubicka <jh@suse.cz>
2073 PR tree-optimization/47276
2074 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2075 declarations as needed.
2077 2011-01-15 Martin Jambor <mjambor@suse.cz>
2079 * common.opt (fdevirtualize): New flag.
2080 * doc/invoke.texi (Option Summary): Document it.
2081 * opts.c (default_options_table): Add devirtualize flag.
2082 * ipa-prop.c (detect_type_change): Return immediately if
2083 devirtualize flag is not set.
2084 (detect_type_change_ssa): Likewise.
2085 (compute_known_type_jump_func): Likewise.
2086 (ipa_analyze_virtual_call_uses): Likewise.
2088 2011-01-14 Martin Jambor <mjambor@suse.cz>
2090 PR tree-optimization/45934
2091 PR tree-optimization/46302
2092 * ipa-prop.c (type_change_info): New type.
2093 (stmt_may_be_vtbl_ptr_store): New function.
2094 (check_stmt_for_type_change): Likewise.
2095 (detect_type_change): Likewise.
2096 (detect_type_change_ssa): Likewise.
2097 (compute_complex_assign_jump_func): Check for dynamic type change.
2098 (compute_complex_ancestor_jump_func): Likewise.
2099 (compute_known_type_jump_func): Likewise.
2100 (compute_scalar_jump_functions): Likewise.
2101 (ipa_analyze_virtual_call_uses): Likewise.
2102 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2104 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2106 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2107 * config/i386/i386.opt (msse5): New Alias.
2109 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2111 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2112 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2113 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2114 * config/sparc/sparc.h (CC1_SPEC): Likewise.
2116 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2118 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2120 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2121 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2122 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2123 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2125 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2127 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2129 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or
2132 2011-01-14 Mike Stump <mikestump@comcast.net>
2134 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2135 * config/fr30/fr30.md: Likweise
2136 (movsi_push): Likewise.
2137 (movsi_pop): Likewise.
2138 (enter_func): Likewise.
2139 * config/moxie/moxie.md (movsi_push): Likewise.
2140 (movsi_pop): Likewise.
2142 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2144 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2145 %{no_archive} %{exact_version}.
2146 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2147 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2148 %{no_archive} %{exact_version}.
2149 * config/mips/openbsd.h (LINK_SPEC): Likewise.
2150 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2151 * config/mips/vxworks.h: Likewise.
2153 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2155 * config/microblaze/microblaze.h (ASM_SPEC): Remove
2158 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2160 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2161 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2163 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2165 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
2168 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2170 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
2172 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
2173 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
2175 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
2176 Don't handle -shlib.
2178 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2180 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
2181 (CC1_SPEC): Don't handle -profile.
2183 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2185 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
2186 * config/mips/mips.h (CC1_SPEC): Likewise.
2188 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2190 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
2191 * config/mips/mips.h (CC1_SPEC): Likewise.
2193 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2195 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
2196 * config/m32r/linux.h (LINK_SPEC): Likewise.
2197 * config/mips/linux.h (LINK_SPEC): Likewise.
2198 * config/mips/linux64.h (LINK_SPEC): Likewise.
2199 * config/sparc/linux.h (LINK_SPEC): Likewise.
2200 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2201 LINK_SPEC): Likewise.
2202 * config/xtensa/linux.h (LINK_SPEC): Likewise.
2204 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2206 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
2208 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2210 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2212 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
2213 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2215 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2217 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2219 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2221 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
2222 supports -Bstatic/-Bdynamic.
2223 * configure: Regenerate.
2225 2011-01-14 Jan Hubicka <jh@suse.cz>
2226 Jack Howarth <howarth@bromo.med.uc.edu>
2229 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
2230 when checking debug_info_level. Test write_symbols instead of
2231 debug_hooks->var_location when setting flag_var_tracking_uninit.
2233 2011-01-14 Richard Guenther <rguenther@suse.de>
2235 PR tree-optimization/47179
2236 * target.def (ref_may_alias_errno): New target hook.
2237 * targhooks.h (default_ref_may_alias_errno): Declare.
2238 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
2239 (default_ref_may_alias_errno): New function.
2240 * target.h (struct ao_ref_s): Declare.
2241 * tree-ssa-alias.c: Include target.h.
2242 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
2243 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
2244 (targhooks.o): Likewise.
2245 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
2246 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2248 2011-01-14 Richard Guenther <rguenther@suse.de>
2250 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
2252 2011-01-14 Richard Guenther <rguenther@suse.de>
2254 PR tree-optimization/47280
2255 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
2257 (tree_ssa_forward_propagate_single_use_vars): Deal with
2258 CFG changes from associate_plusminus.
2260 2011-01-14 Richard Guenther <rguenther@suse.de>
2264 2011-01-11 Richard Guenther <rguenther@suse.de>
2266 PR tree-optimization/46076
2267 * tree-ssa.c (useless_type_conversion_p): Conversions from
2268 unprototyped to empty argument list function types are useless.
2270 2011-01-14 Richard Guenther <rguenther@suse.de>
2272 PR tree-optimization/47286
2273 * tree-ssa-structalias.c (new_var_info): Register variables are global.
2275 2011-01-14 Martin Jambor <mjambor@suse.cz>
2278 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2280 2011-01-13 Anatoly Sokolov <aesok@post.ru>
2282 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
2283 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2284 * config/xtensa/xtensa.c (xtensa_libcall_value,
2285 xtensa_function_value_regno_p): New functions.
2286 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
2288 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
2291 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
2293 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
2294 New function prototype.
2295 * config/i386/winnt.c (i386_pe_assemble_visibility):
2296 Warn only if attribute was specified by user.
2298 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2301 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
2303 (floatunsdidf2_fcfidu): Ditto.
2305 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2307 * config/s390/s390.c (print_operand_address): Replace 'error' with
2308 'output_operand_lossage'.
2309 (print_operand): Likewise.
2311 2011-01-13 Jeff Law <law@redhat.com>
2313 PR rtl-optimization/39077
2314 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
2315 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
2316 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
2317 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
2318 * gcse.c (prune_insertions_deletions): New function.
2319 (compute_pre_data): Use it.
2321 2011-01-13 Dodji Seketeli <dodji@redhat.com>
2324 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
2326 (prune_unused_types_mark): Use it.
2328 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
2330 PR rtl-optimization/45352
2331 * sel-sched.c: Update copyright years.
2332 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
2333 in the advancing loop when we have issued issue_rate insns.
2335 2011-01-12 Richard Henderson <rth@redhat.com>
2337 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
2338 (TARGET_MD_ASM_CLOBBERS): New.
2340 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
2341 (TARGET_DELEGITIMIZE_ADDRESS): New.
2343 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
2344 (clzsi2, *bsch): New patterns.
2346 * config/mn10300/mn10300.md (INT): New mode iterator.
2347 (*mov<INT>_clr): New pattern, and peep2 to generate it.
2349 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
2350 flag_split_wide_types.
2352 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
2353 (mn10300_trampoline_init): Rewrite without a template, an immediate
2354 load and a direct branch.
2355 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
2357 2011-01-12 Anatoly Sokolov <aesok@post.ru>
2359 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2360 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
2361 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
2362 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2364 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
2367 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
2370 2011-01-12 Jan Hubicka <jh@suse.cz>
2373 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
2374 (PLUGIN_COND_CLOSE): New macro.
2375 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
2377 2011-01-12 Richard Guenther <rguenther@suse.de>
2380 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
2381 register variables in a MEM_REF.
2383 2011-01-12 Joseph Myers <joseph@codesourcery.com>
2385 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
2386 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
2387 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
2388 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2389 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2390 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
2391 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
2392 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
2393 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
2394 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
2395 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
2396 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
2397 * config/gnu-user.h: New. Copied from linux.h.
2398 (LINUX_TARGET_STARTFILE_SPEC): Rename to
2399 GNU_USER_TARGET_STARTFILE_SPEC.
2400 (LINUX_TARGET_ENDFILE_SPEC): Rename to
2401 GNU_USER_TARGET_ENDFILE_SPEC.
2402 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
2403 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
2404 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
2405 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
2406 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
2407 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
2408 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
2409 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
2410 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
2411 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
2412 * config/arm/linux-eabi.h (CC1_SPEC): Use
2413 GNU_USER_TARGET_CC1_SPEC.
2414 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
2415 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
2416 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
2417 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
2418 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
2419 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
2420 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
2421 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
2423 2011-01-12 Richard Guenther <rguenther@suse.de>
2426 * doc/invoke.texi (ffast-math): Document it is turned on
2429 2011-01-12 Jan Hubicka <jh@suse.cz>
2431 PR tree-optimization/47233
2432 * opts.c (common_handle_option): Disable ipa-reference with profile
2435 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2437 * c-parser.c (c_parser_objc_at_property_declaration): Improved
2440 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2442 * c-parser.c (c_lex_one_token): Updated and reindented some
2443 comments. No changes in code.
2445 2011-01-11 Ian Lance Taylor <iant@google.com>
2447 * godump.c (go_output_var): Don't output the variable if there is
2448 already a type with the same name.
2450 2011-01-11 Ian Lance Taylor <iant@google.com>
2452 * godump.c (go_format_type): Don't generate float80.
2454 2011-01-11 Richard Henderson <rth@redhat.com>
2456 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
2457 declaration. Rewrite for both speed and size.
2458 (mn10300_address_cost_1): Remove.
2459 (mn10300_register_move_cost): New.
2460 (mn10300_memory_move_cost): New.
2461 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
2462 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
2463 extensions, shifts, BSWAP, CLZ.
2464 (mn10300_wide_const_load_uses_clr): Remove.
2465 (TARGET_REGISTER_MOVE_COST): New.
2466 (TARGET_MEMORY_MOVE_COST): New.
2467 * config/mn10300/mn10300-protos.h: Update.
2468 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
2470 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
2471 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
2472 * config/mn10300/mn10300-protos.h: Update.
2473 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
2474 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
2475 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
2476 (*test_int_bitfield, *test_byte_bitfield): Remove.
2477 (*bit_test, *subreg_bit_test): Remove.
2478 * config/mn10300/predicates.md (const_8bit_operand): Remove.
2480 * config/mn10300/constraints.md ("c"): Rename from "A".
2481 ("A", "D"): New constraint letters.
2482 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
2483 (fmssf4, fnmasf4, fnmssf4): Likewise.
2485 * config/mn10300/mn10300.md (isa): New attribute.
2486 (enabled): New attribute.
2488 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
2489 (abssf2, negsf2): Define only for hardware fp.
2490 (sqrtsf2): Reformat.
2491 (addsf3, subsf3, mulsf3): Merge expander and insn.
2493 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
2494 (DEBUGGER_AUTO_OFFSET): Remove.
2495 (DEBUGGER_ARG_OFFSET): Remove.
2497 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
2498 Emit register stores with the same offsets as the hardware.
2499 (mn10300_store_multiple_operation): Don't check that the register
2500 save offsets are monotonic.
2501 * config/mn10300/mn10300-protos.h: Update.
2503 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
2505 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
2506 in terms of the value on the stack, not the MDR register.
2508 2011-01-11 Jan Hubicka <jh@suse.cz>
2512 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
2513 (symbol_alias_set_destroy, symbol_alias_set_contains,
2514 propagate_aliases_backward): Declare.
2515 * lto-streamer-out.c (struct sets): New sturcture.
2516 (trivally_defined_alias): New function.
2517 (output_alias_pair_p): Rewrite.
2518 (output_unreferenced_globals): Fix output of alias pairs.
2519 (produce_symtab): Likewise.
2520 * ipa.c (function_and_variable_visibility): Set weak alias destination
2522 * varasm.c (symbol_alias_set_t): Remove.
2523 (symbol_alias_set_destroy): Export.
2524 (propagate_aliases_forward, propagate_aliases_backward): New functions
2526 (compute_visible_aliases): ... this one; remove.
2527 (trivially_visible_alias): New
2528 (trivially_defined_alias): New.
2529 (remove_unreachable_alias_pairs): Rewrite.
2530 (finish_aliases_1): Reorganize code checking if alias is defined.
2531 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
2534 2011-01-11 Richard Guenther <rguenther@suse.de>
2536 PR tree-optimization/46076
2537 * tree-ssa.c (useless_type_conversion_p): Conversions from
2538 unprototyped to empty argument list function types are useless.
2540 2011-01-11 Richard Guenther <rguenther@suse.de>
2543 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
2544 volatile MEMs as MEM_READONLY_P.
2546 2011-01-11 Richard Guenther <rguenther@suse.de>
2548 PR tree-optimization/47239
2549 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
2551 2011-01-11 Jeff Law <law@redhat.com>
2553 PR tree-optimization/47086
2554 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
2555 IVs from statements that might throw.
2557 2011-01-10 Jan Hubicka <jh@suse.cz>
2560 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
2562 2011-01-10 Jan Hubicka <jh@suse.cz>
2565 * profile.c (read_profile_edge_counts): Ignore profile inconistency
2566 when correcting profile.
2568 2011-01-10 Jan Hubicka <jh@suse.cz>
2571 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
2573 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
2574 Restore DECL_FINI_PRIORITY.
2576 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2578 * doc/gimple.texi: Fix quoting of multi-word return values in
2579 @deftypefn statements. Ensure presence of return value. Wrap
2580 overlong @deftypefn lines.
2581 (is_gimple_operand, is_gimple_min_invariant_address): Remove
2582 descriptions of removed functions.
2583 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
2584 of multi-word return value in @deftypefn statement.
2586 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2588 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
2589 (Conditional Expressions, Logical Operators)
2590 (Statement and operand traversals): Do not indent smallexample
2591 code. Fix duplicate function argument in example.
2593 2011-01-10 Jeff Law <law@redhat.com>
2595 PR tree-optimization/47141
2596 * ipa-split.c (split_function): Handle case where we are
2597 returning a value and the return block has a virtual operand phi.
2599 2011-01-10 Jan Hubicka <jh@suse.cz>
2601 PR tree-optimization/47234
2602 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
2603 (pass_feedback_split_functions): Declare.
2604 * passes.c (init_optimization_passes): Add ipa-split as subpass of
2606 * ipa-split.c (gate_split_functions): Update comments; disable
2607 split-functions for profile_arc_flag and branch_probabilities.
2608 (gate_feedback_split_functions): New function.
2609 (execute_feedback_split_functions): New function.
2610 (pass_feedback_split_functions): New global var.
2612 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
2615 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
2616 calling gimple_call_set_cannot_inline.
2618 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
2620 * config/darwin-sections.def: Remove unused section.
2622 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
2625 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
2627 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
2630 * c-parser.c (c_parser_declaration_or_fndef): Improved
2633 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
2635 * config/i386/winnt.c (i386_pe_start_function): Make sure
2636 to switch back to function's section.
2638 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
2642 * plugin.c: Move include of dlfcn.h from here...
2643 * system.h: ... to here.
2645 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2647 * doc/cpp.texi (C++ Named Operators): Fix markup for header
2649 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
2650 two extra empty pages in PDF output.
2652 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
2655 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
2656 for error recovery purposes behave as if it was not specified so
2657 that the default type is usd.
2659 2011-01-07 Jan Hubicka <jh@suse.cz>
2661 PR tree-optmization/46469
2662 * ipa.c (function_and_variable_visibility): Clear needed flags on
2663 nodes with external decls; handle weakrefs merging correctly.
2665 2011-01-07 Joseph Myers <joseph@codesourcery.com>
2667 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
2670 2011-01-07 Jan Hubicka <jh@suse.cz>
2672 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
2673 and no longer claim that gold is required for linker plugin.
2674 * configure: Regenerate.
2675 * gcc.c (PLUGIN_COND): New macro.
2676 (LINK_COMMAND_SPEC): Use it.
2677 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
2678 * config.in (HAVE_LTO_PLUGIN): New.
2679 * configure.ac (--with-lto-plugin): New parameter; autodetect
2682 2011-01-07 Jan Hubicka <jh@suse.cz>
2684 PR tree-optimization/46367
2685 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
2686 when we can update original.
2687 (cgraph_mark_inline_edge): Sanity check.
2688 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
2690 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2692 * config/spu/spu.h (ASM_COMMENT_START): Define.
2694 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
2698 (SWITCH_KEEP_FOR_GCC): Likewise.
2699 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
2700 (do_spec_1): Handle "%>".
2702 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
2704 2011-01-07 Jakub Jelinek <jakub@redhat.com>
2707 * config/i386/i386.c (ix86_delegitimize_address): If
2708 simplify_gen_subreg fails, return orig_x.
2711 * value-prof.c (gimple_stringop_fixed_value): Handle
2712 lhs of the call properly.
2714 2011-01-07 Jan Hubicka <jh@suse.cz>
2717 * lto-opt.c (lto_reissue_options): Set flag_shlib.
2719 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
2721 * target.def (function_switched_text_sections): New hook.
2722 * doc/tm.texi: Regenerated.
2723 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
2724 * final.c (default_function_switched_text_sections): New.
2725 (final_scan_insn): Call function_switched_text_sections when a
2726 mid-function section change occurs.
2727 * output.h (default_function_switched_text_sections): Declare.
2728 * config/darwin-protos.h (darwin_function_switched_text_sections):
2730 * config/darwin.c (darwin_function_switched_text_sections): New.
2731 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
2733 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
2735 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
2736 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
2737 the secondary code fragment when outputting for DWARF == 2.
2739 2011-01-07 Anatoly Sokolov <aesok@post.ru>
2741 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2742 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
2744 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
2745 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2747 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
2750 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
2751 when it is not empty.
2753 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
2756 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
2757 (case ${target}): Add btver1.
2758 * config/i386/driver-i386.c (host_detect_local_cpu): Let
2759 -march=native recognize btver1 processors.
2760 * config/i386/i386-c.c (ix86_target_macros_internal): Add
2761 btver1 def_and_undef
2762 * config/i386/i386.c (struct processor_costs btver1_cost): New
2764 (m_BTVER1): New definition.
2765 (m_AMD_MULTIPLE): Includes m_BTVER1.
2766 (initial_ix86_tune_features): Add btver1 tune.
2767 (processor_target_table): Add btver1 entry.
2768 (static const char *const cpu_names): Add btver1 entry.
2769 (software_prefetching_beneficial_p): Add btver1.
2770 (ix86_option_override_internal): Add btver1 instruction sets.
2771 (ix86_issue_rate): Add btver1.
2772 (ix86_adjust_cost): Add btver1.
2773 * config/i386/i386.h (TARGET_BTVER1): New definition.
2774 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
2775 (enum processor_type): Add PROCESSOR_BTVER1.
2776 * config/i386/i386.md (define_attr "cpu"): Add btver1.
2778 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2781 * config/i386/i386.c (legitimize_tls_address)
2782 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
2783 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
2784 (tls_initial_exec_64_sun): New pattern.
2786 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
2788 * doc/invoke.texi (Overall Options): Improve wording and markup
2789 of the description of -wrapper.
2791 2011-01-06 Joseph Myers <joseph@codesourcery.com>
2793 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
2794 rdynamic, threads): New Driver options.
2796 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2799 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
2800 if coming from .tdata.
2801 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
2803 2011-01-06 Jan Hubicka <jh@suse.cz>
2806 * collect2.c (main): Do not enable LTOmode when plugin is active.
2808 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2811 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
2812 --version output if supported.
2813 * configure: Regenerate.
2815 2011-01-06 Joseph Myers <joseph@codesourcery.com>
2817 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
2820 2011-01-06 Jakub Jelinek <jakub@redhat.com>
2823 * c-convert.c (convert): When converting a complex expression
2824 other than COMPLEX_EXPR to a different complex type, ensure
2825 c_save_expr is called instead of save_expr, unless in_late_binary_op.
2826 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
2827 when converting COMPLEX_TYPE.
2829 2011-01-06 Ira Rosen <irar@il.ibm.com>
2831 PR tree-optimization/47139
2832 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
2833 only the last reduction value is used outside the loop. Update
2836 2011-01-05 Joseph Myers <joseph@codesourcery.com>
2838 * config/rtems.opt: New.
2839 * config.gcc (*-*-rtems*): Use rtems.opt.
2841 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
2843 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
2844 processors do not support 3DNow instructions.
2846 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2848 * config/spu/spu.c (spu_option_override): Set parameter
2849 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
2851 2011-01-05 Jan Hubicka <jh@suse.cz>
2853 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
2854 at the command line.
2856 2011-01-05 Martin Jambor <mjambor@suse.cz>
2859 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
2860 deltas on streamed outgoing edges.
2861 (output_node_opt_summary): Output info for outgoing edges only when
2862 the node is in new parameter set.
2863 (output_cgraph_opt_summary): New parameter set, passed to the two
2864 aforementioned functions. Update its forward declaration and its
2867 2011-01-05 Tom Tromey <tromey@redhat.com>
2869 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
2870 operator to c_finish_omp_atomic.
2871 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
2872 (build_unary_op): Update.
2873 (build_modify_expr): Update.
2874 (build_asm_expr): Update.
2876 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2878 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
2879 newly inserted insns.
2881 (spu_emit_branch_hint): Likewise.
2882 (insert_hbrp_for_ilb_runout): Likewise.
2883 (spu_machine_dependent_reorg): Call df_finish_pass after
2884 schedule_insns returns.
2886 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2888 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
2890 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
2892 PR tree-optimization/47005
2893 * tree-sra.c (struct access): Add 'non_addressable' bit.
2894 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
2895 (decide_one_param_reduction): Return 0 if the parameter is passed by
2896 reference and one of the accesses in the group is non_addressable.
2898 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
2900 PR tree-optimization/47056
2901 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
2902 (mark_load): Likewise. Handle FUNCTION_DECL specially.
2903 (mark_store): Likewise. Pass STMT to ipa_record_reference.
2905 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
2907 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
2908 initializer. Skip view conversions from aggregate types.
2910 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
2913 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
2915 2011-01-04 Philipp Thomas <pth@suse.de>
2917 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
2920 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2922 * function.c (thread_prologue_and_epilogue_insns): Do not crash
2923 on empty epilogue sequences.
2925 2011-01-04 Joseph Myers <joseph@codesourcery.com>
2927 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
2928 non-static): New Driver options.
2930 2011-01-04 Jie Zhang <jie@codesourcery.com>
2933 * gcc.c (default_compilers[]): Set combinable field to 0
2934 for all assembly languages.
2936 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
2938 * config/mips/loongson3a.md: New file.
2939 * config/mips/mips.md: Include loongson3a.md.
2940 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
2943 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
2946 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
2947 instead of convert_memory_address_addr_space on the base expression.
2949 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2951 * config/spu/spu.c (spu_option_override): Update error text
2952 for bad -march= / -mtune= values.
2954 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2956 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
2957 if branch-hint optimization will be performed.
2959 2011-01-03 Jakub Jelinek <jakub@redhat.com>
2961 PR tree-optimization/47148
2962 * ipa-split.c (split_function): Convert arguments to
2963 DECL_ARG_TYPE if possible.
2965 PR tree-optimization/47155
2966 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
2969 PR rtl-optimization/47157
2970 * combine.c (try_combine): If undobuf.other_insn becomes
2971 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
2972 and set *new_direct_jump_p too.
2974 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
2976 PR tree-optimization/47021
2977 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
2979 2011-01-03 Jakub Jelinek <jakub@redhat.com>
2981 * gcc.c (process_command): Update copyright notice dates.
2982 * gcov.c (print_version): Likewise.
2983 * gcov-dump.c (print_version): Likewise.
2984 * mips-tfile.c (main): Likewise.
2985 * mips-tdump.c (main): Likewise.
2987 2011-01-03 Martin Jambor <mjambor@suse.cz>
2989 PR tree-optimization/46801
2990 * tree-sra.c (type_internals_preclude_sra_p): Check whether
2991 aggregate fields start at byte boundary instead of the bit-field flag.
2993 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
2996 * gcc.c (main): Revert revision 168407.
2998 2011-01-03 Martin Jambor <mjambor@suse.cz>
3000 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3002 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3004 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3005 vector optab to expand vector/scalar shift, update gimple to vector.
3007 2011-01-03 Martin Jambor <mjambor@suse.cz>
3009 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3012 2011-01-03 Martin Jambor <mjambor@suse.cz>
3014 PR tree-optimization/46984
3015 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3017 (cgraph_create_indirect_edge): Fixed line length.
3018 (cgraph_indirect_call_info): Declare.
3019 (cgraph_make_edge_direct) Update declaration.
3020 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3021 (cgraph_create_indirect_edge): Use it.
3022 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3024 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3025 the new thunk_delta representation.
3026 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3028 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3029 (ipa_read_indirect_edge_info): Likewise.
3030 * lto-cgraph.c (output_edge_opt_summary): New function.
3031 (output_node_opt_summary): Call it on all outgoing edges.
3032 (input_edge_opt_summary): New function.
3033 (input_node_opt_summary): Call it on all outgoing edges.
3035 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3038 * gcc.c (main): Don't check have_o when settting combine_inputs.
3040 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3042 * regrename.c: Add general comment describing the pass.
3043 (struct du_head): Remove 'length' field.
3044 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3045 (regrename_optimize): Do not sort chains. Rework comments, add others.
3046 Force renaming to the preferred class (if any) in the first pass and do
3047 not consider registers that belong to it in the second pass.
3048 (create_new_chain): Do not set 'length' field.
3049 (scan_rtx_reg): Likewise.
3051 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3053 PR tree-optimization/47140
3054 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3055 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3058 PR rtl-optimization/47028
3059 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3060 parm_birth_insn instead of at the beginning of first bb.
3062 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3064 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3065 Remove the word "see" before "@pxref".
3066 * doc/rtl.texi: Remove the word "see" before "@pxref".
3068 2011-01-01 Jan Hubicka <jh@suse.cz>
3070 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3073 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3076 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3079 Copyright (C) 2011 Free Software Foundation, Inc.
3081 Copying and distribution of this file, with or without modification,
3082 are permitted in any medium without royalty provided the copyright
3083 notice and this notice are preserved.