1 2011-02-07 Mike Stump <mikestump@comcast.net>
3 * config/darwin.opt (mmacosx-version-min): Update default OS
6 2011-02-07 Denis Chertykov <chertykov@gmail.com>
9 * config/avr/libgcc.S (exit): Move .endfunc
11 2011-02-07 Richard Guenther <rguenther@suse.de>
13 PR tree-optimization/47615
14 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
15 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
16 (run_scc_vn): Initialize it.
17 (visit_reference_op_load): Use it.
18 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
20 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
23 DImode trapping arithmetic libfuncs.
25 2011-02-07 Richard Guenther <rguenther@suse.de>
27 PR tree-optimization/47621
28 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
30 (execute_update_addresses_taken): ... here. Make it more
31 conservative in what we accept.
33 2011-02-06 Joseph Myers <joseph@codesourcery.com>
35 * config/sparc/freebsd.h (ASM_SPEC): Define.
36 * config/sparc/vxworks.h (ASM_SPEC): Define.
38 2011-02-06 Joseph Myers <joseph@codesourcery.com>
40 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
42 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
44 * doc/invoke.texi: Remove reference to compiler internals from
47 * reg-notes.def: Remove REG_VALUE_PROFILE.
48 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
50 2011-02-05 Jakub Jelinek <jakub@redhat.com>
53 * varasm.c (default_section_type_flags): If decl is NULL,
54 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
56 2011-02-05 Jie Zhang <jie@codesourcery.com>
59 * web.c (entry_register): Don't clobber the number of the
60 first uninitialized reference in used[].
62 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
64 PR tree-optimization/46194
65 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
66 (build_classic_dist_vector_1): Do not represent classic distance
67 vectors when the access functions are variating in different loops.
69 2011-02-04 Joseph Myers <joseph@codesourcery.com>
71 * config/mips/iris6.opt: New.
72 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
74 2011-02-04 Richard Henderson <rth@redhat.com>
75 Steve Ellcey <sje@cup.hp.com>
78 * config/ia64/predicates.md (mux1_brcst_element): New.
79 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
80 * config/ia64/ia64.c (ia64_unpack_assemble): New.
81 (ia64_unpack_sign): New.
82 (ia64_expand_unpack): Rewrite using new routines.
83 (ia64_expand_widen_sum): Ditto.
84 (ia64_expand_dot_prod_v8qi): Ditto.
85 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
86 routines, add endian check.
87 (pmpy2_even): Rename from pmpy2_r, add endian check.
88 (pmpy2_odd): Rename from pmpy2_l, add endian check.
89 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
90 (vec_widen_smult_hi_v4hi): Ditto.
91 (vec_widen_umult_lo_v4hi): Ditto.
92 (vec_widen_umult_hi_v4hi): Ditto.
93 (mulv2si3): Change endian checks.
94 (sdot_prodv4hi): Rewrite with new calls.
96 (vec_pack_ssat_v4hi): Add endian check.
97 (vec_pack_usat_v4hi): Ditto.
98 (vec_pack_ssat_v2si): Ditto.
99 (max1_even): Rename from max1_r, add endian check.
100 (max1_odd): Rename from max1_l, add endian check.
101 (*mux1_rev): Format change.
105 (*mux1_brcst_v8qi): Use new predicate.
106 (vec_extract_evenv8qi): Remove endian check.
107 (vec_extract_oddv8qi): Ditto.
108 (vec_interleave_lowv4hi): Format change.
109 (vec_interleave_highv4hi): Ditto.
110 (mix2_even): Rename from mix2_r, add endian check.
111 (mix2_odd): Rename from mux2_l, add endian check.
112 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
113 (vec_extract_evenodd_helper): Format change.
114 (vec_extract_evenv4hi): Remove endian check.
115 (vec_extract_oddv4hi): Remove endian check.
116 (vec_interleave_lowv2si): Format change.
117 (vec_interleave_highv2si): Format change.
118 (vec_initv2si): Remove endian check.
119 (vecinit_v2si): Add endian check.
120 (reduc_splus_v2sf): Add endian check.
121 (reduc_smax_v2sf): Ditto.
122 (reduc_smin_v2sf): Ditto.
123 (vec_initv2sf): Remove endian check.
124 (fpack): Add endian check.
125 (fswap): Add endian check.
126 (vec_interleave_highv2sf): Add endian check.
127 (vec_interleave_lowv2sf): Add endian check.
128 (fmix_lr): Add endian check.
129 (vec_setv2sf): Format change.
130 (*vec_extractv2sf_0_be): Use shift to extract operand.
131 (*vec_extractv2sf_1_be): New.
132 (vec_pack_trunc_v4hi): Add endian check.
133 (vec_pack_trunc_v2si): Format change.
135 2011-02-04 Jakub Jelinek <jakub@redhat.com>
138 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
139 do bb, locus and block comparison and disallow loads if it is not set.
140 (stmt_is_replaceable_p): New function.
141 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
143 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
144 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
146 * tree-flow.h (stmt_is_replaceable_p): New prototype.
148 2011-02-04 Joseph Myers <joseph@codesourcery.com>
150 * config/rs6000/xilinx.opt: New.
151 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
153 2011-02-04 Joseph Myers <joseph@codesourcery.com>
155 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
157 2011-02-03 Anatoly Sokolov <aesok@post.ru>
159 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
160 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
161 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
162 secondary_reload_info, xtensa_secondary_reload): Remove.
163 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
164 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
165 (xtensa_preferred_reload_class): Make static. Change return and
166 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
167 Use CONST_DOUBLE_P predicate.
168 (xtensa_preferred_output_reload_class): New function.
169 (xtensa_secondary_reload): Make static.
171 2011-02-03 Joseph Myers <joseph@codesourcery.com>
173 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
174 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
175 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
177 2011-02-03 Jakub Jelinek <jakub@redhat.com>
180 * output.h (SECTION_RELRO): Define.
181 (SECTION_MACH_DEP): Adjust.
182 (get_variable_section): New prototype.
183 * varpool.c (varpool_finalize_named_section_flags): New function.
184 (varpool_assemble_pending_decls): Call it.
185 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
186 * cgraphunit.c (cgraph_output_in_order): Call
187 varpool_finalize_named_section_flags.
188 * varasm.c (get_section): Allow section flags conflicts between
189 relro and read-only sections if the section hasn't been declared yet.
190 Set SECTION_OVERRIDE after diagnosing section type conflict.
191 (get_variable_section): No longer static.
192 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
193 readonly sections that need relocations.
194 (decl_readonly_section_1): New function.
195 (decl_readonly_section): Use it.
198 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
199 Steve Ellcey <sje@cup.hp.com>
202 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
203 if section attribute used.
205 2011-02-03 Jakub Jelinek <jakub@redhat.com>
207 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
208 * config/darwin.c (SECTION_NO_ANCHOR): Define.
209 (darwin_init_sections): Remove assertion.
211 2011-02-03 Nick Clifton <nickc@redhat.com>
213 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
215 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
216 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
217 instead of "n" and "pz".
218 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
221 2011-02-03 Jakub Jelinek <jakub@redhat.com>
224 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
225 fma, expand FMA_EXPR as fma{,f,l} call.
228 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
229 copy them into a unsigned char variable and pass address of it to
230 lto_output_data_stream.
233 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
234 around backend_init_target and lang_dependent_init_target calls.
235 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
236 (verify_cgraph_node): Don't call set_cfun here. Use
237 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
238 Set error_found for incorrectly represented calls to thunks.
240 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
243 PR rtl-optimization/43494
244 * rtl.h (for_each_inc_dec_fn): New type.
245 (for_each_inc_dec): Declare.
246 * rtlanal.c (struct for_each_inc_dec_ops): New type.
247 (for_each_inc_dec_find_inc_dec): New fn.
248 (for_each_inc_dec_find_mem): New fn.
249 (for_each_inc_dec): New fn.
250 * dse.c (struct insn_size): Remove.
251 (replace_inc_dec, replace_inc_dec_mem): Remove.
252 (emit_inc_dec_insn_before): New fn.
253 (check_for_inc_dec): Use it, along with for_each_inc_dec.
254 (canon_address): Pass mem modes to cselib_lookup.
255 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
256 (cselib_lookup_from_insn): Likewise.
257 (cselib_subst_to_values): Likewise.
258 * cselib.c (find_slot_memmode): New var.
259 (cselib_find_slot): New fn. Use it instead of
260 htab_find_slot_with_hash everywhere.
261 (entry_and_rtx_equal_p): Use find_slot_memmode.
262 (autoinc_split): New fn.
263 (rtx_equal_for_cselib_p): Rename and implement in terms of...
264 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
265 Deal with autoinc. Special-case recursion into MEMs.
266 (cselib_hash_rtx): Likewise.
267 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
268 address and MEM modes.
269 (cselib_subst_to_values): Add memmode, pass it on.
271 (cselib_lookup): Add memmode argument, pass it on.
272 (cselib_lookup_from_insn): Add memmode.
273 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
274 (struct cselib_record_autoinc_data): New.
275 (cselib_record_autoinc_cb): New fn.
276 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
277 mode to cselib_lookup. Reset autoinced REGs here instead of...
278 (cselib_process_insn): ... here.
279 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
281 (add_uses): Likewise, also to cselib_subst_to_values.
282 (add_stores): Likewise.
283 * sched-deps.c (add_insn_mem_dependence): Pass mode to
284 cselib_subst_to_values.
285 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
286 * gcse.c (do_local_cprop): Adjusted.
287 * postreload.c (reload_cse_simplify_set): Adjusted.
288 (reload_cse_simplify_operands): Adjusted.
289 * sel-sched-dump (debug_mem_addr_value): Pass mode.
291 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
293 PR tree-optimization/45122
294 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
295 unsafe assumptions when there's more than one loop exit.
297 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
300 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
301 Document using vector double with the load/store builtins, and
302 that the load/store builtins always use Altivec instructions.
304 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
305 to use altivec memory instructions, even on VSX.
306 (vector_altivec_store_<mode>): Ditto.
308 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
311 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
312 V2DF, V2DI support to load/store overloaded builtins.
314 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
315 altivec load/store builtins for V2DF/V2DI types.
317 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
318 set avoid indexed addresses on power6 if -maltivec.
319 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
320 vector_altivec_load/vector_altivec_store builtins.
321 (altivec_expand_st_builtin): Ditto.
322 (altivec_expand_builtin): Add VSX memory builtins.
323 (rs6000_init_builtins): Add V2DI types to internal types.
324 (altivec_init_builtins): Add support for V2DF/V2DI altivec
326 (rs6000_address_for_altivec): Insure memory address is appropriate
329 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
330 vec_vsx_ld and vec_vsx_st.
331 (vsx_store_<mode>): Ditto.
333 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
334 variables to hold long long types for VSX vector memory builtins.
335 (RS6000_BTI_unsigned_long_long): Ditto.
336 (long_long_integer_type_internal_node): Ditti.
337 (long_long_unsigned_type_internal_node): Ditti.
339 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
340 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
341 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
343 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
347 2011-02-02 Joseph Myers <joseph@codesourcery.com>
349 * config/pa/pa-hpux10.opt: New.
350 * config/hpux11.opt (pthread): New Driver option.
351 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
352 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
354 2011-02-02 Joseph Myers <joseph@codesourcery.com>
356 * config/ia64/vms.opt: New.
357 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
359 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
362 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
363 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
365 (vsx_floatuns<VSi><mode>2): Ditto.
366 (vsx_fix_trunc<mode><VSi>2): Ditto.
367 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
369 2011-02-02 Joseph Myers <joseph@codesourcery.com>
371 * config/i386/djgpp.opt (posix): New Driver option.
373 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
375 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
376 Move to the unsupported targets list.
378 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
380 PR rtl-optimization/47525
381 * df-scan.c: Update copyright years.
382 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
383 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
385 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
387 * config/i386/sysv4.h (TARGET_VERSION): Remove.
388 (SUBTARGET_RETURN_IN_MEMORY): Remove.
389 (ASM_OUTPUT_ASCII): Remove.
390 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
392 2011-02-02 Jeff Law <law@redhat.com>
395 * reload.c (find_reloads_address): Handle reg+d address where both
396 components are invalid by reloading the entire address.
398 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
399 Richard Guenther <rguenther@suse.de>
401 PR tree-optimization/40979
403 * passes.c (init_optimization_passes): After LIM call copy_prop
405 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
407 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
409 PR tree-optimization/47576
410 PR tree-optimization/47555
411 * doc/invoke.texi (scev-max-expr-complexity): Documented.
412 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
413 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
414 * tree-scalar-evolution.c (follow_ssa_edge): Use
415 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
417 2011-02-02 Richard Guenther <rguenther@suse.de>
419 PR tree-optimization/47566
420 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
422 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
426 * tree-inline.c (declare_return_variable): Remove unused caller
431 * tree-flow-inline.h (clear_is_used, is_used_p): New.
432 * cfgexpand.c (account_used_vars_for_block): Use them.
433 * tree-nrv.c (tree_nrv): Likewise.
434 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
435 (dump_scope_block): Likewise.
436 (remove_unused_locals): Likewise.
440 * tree-inline.c (declare_return_variable): Add result decl to
441 local decls only once.
442 * gimple-low.c (record_vars_into): Mark newly-created variables
445 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
451 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
453 (no_real_insns_p, schedule_block, set_priorities): Drop special
454 treatment of boundary debug insns.
455 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
456 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
457 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
458 (BOUNDARY_DEBUG_INSN_P): Likewise.
459 (SCHEDULE_DEBUG_INSN_P): Likewise.
460 * sched-rgn.c (init_ready_list): Drop special treatment of
461 boundary debug insns.
462 * final.c (rest_of_clean_state): Clear notes' BB.
464 2011-02-01 Joseph Myers <joseph@codesourcery.com>
466 * config/openbsd.opt (assert=): New Driver option.
468 2011-02-01 Joseph Myers <joseph@codesourcery.com>
470 * config/i386/nto.opt: New.
471 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
473 2011-02-01 Joseph Myers <joseph@codesourcery.com>
475 * config/i386/netware.opt: New.
476 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
478 2011-02-01 Joseph Myers <joseph@codesourcery.com>
480 * config/interix.opt (posix): New Driver option.
482 2011-02-01 DJ Delorie <dj@redhat.com>
484 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
486 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
489 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
491 PR tree-optimization/47561
492 * toplev.c (process_options): Print the Graphite flags. Add
493 flag_loop_flatten to the list of options requiring Graphite.
495 2011-02-01 Joseph Myers <joseph@codesourcery.com>
497 * config/i386/cygming.opt (posix): New Driver option.
499 2011-02-01 Joseph Myers <joseph@codesourcery.com>
501 * config/arm/vxworks.opt: New.
502 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
504 2011-02-01 Joseph Myers <joseph@codesourcery.com>
506 * config/alpha/elf.opt: New.
507 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
508 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
510 2011-02-01 Richard Guenther <rguenther@suse.de>
512 PR tree-optimization/47559
513 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
514 store-motion on references that can throw.
516 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
518 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
519 * tree-pass.h (TDF_CSELIB): New macro.
520 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
521 cselib_lookup): Check for it rather than for TDF_DETAILS.
523 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
526 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
529 * opts.c (finish_options): Don't add x_aux_base_name if it is
532 2011-02-01 Richard Guenther <rguenther@suse.de>
534 PR tree-optimization/47555
536 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
538 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
540 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
543 * config/lm32/t-lm32: Add multilib for all CPU options.
545 2011-02-01 Richard Guenther <rguenther@suse.de>
547 PR tree-optimization/47541
548 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
549 sure to have a field at offset zero.
551 2011-01-31 Joseph Myers <joseph@codesourcery.com>
553 * config/arc/arc.opt (EB, EL): New Driver options.
555 2011-01-31 Joseph Myers <joseph@codesourcery.com>
557 * config/alpha/osf5.opt: New.
558 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
560 2011-01-31 Joseph Myers <joseph@codesourcery.com>
562 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
564 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
566 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
568 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
569 is an alias of -floop-interchange and that it requires the
570 Graphite infrastructure.
571 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
572 flag_loop_interchange based on the value of flag_tree_loop_linear.
574 2011-01-31 Jakub Jelinek <jakub@redhat.com>
575 Richard Guenther <rguenther@suse.de>
577 PR tree-optimization/47538
578 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
579 type instead of r1type, except for comparisons. For right
580 shifts and comparisons punt if there are mismatches in
581 sizetype vs. non-sizetype types.
583 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
585 * doc/sourcebuild.texi (Effective-Target Keywords): Document
588 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
590 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
592 * configure: Regenerate.
594 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
596 * configure.ac (gcc_cv_ld_static_option): Define.
597 (gcc_cv_ld_dynamic_option): Define.
598 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
600 (HAVE_LD_STATIC_DYNAMIC): Update message.
601 (LD_STATIC_OPTION): Define.
602 (LD_DYNAMIC_OPTION): Define.
603 * configure: Regenerate.
604 * config.in: Regenerate.
605 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
606 HAVE_LD_STATIC_DYNAMIC]: Use them.
608 2011-01-31 Nick Clifton <nickc@redhat.com>
610 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
611 registers inside interrupt handlers if the handler is not a leaf
614 2011-01-31 Nick Clifton <nickc@redhat.com>
616 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
617 reg_renumber returning an INVALID_REGNUM.
619 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
622 * doc/install.texi: Document host options discarded when cross
623 configuring target libraries.
625 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
628 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
631 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
633 (no_real_insns_p, schedule_block, set_priorities): Drop special
634 treatment of boundary debug insns.
635 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
636 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
637 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
638 (BOUNDARY_DEBUG_INSN_P): Likewise.
639 (SCHEDULE_DEBUG_INSN_P): Likewise.
640 * sched-rgn.c (init_ready_list): Drop special treatment of
641 boundary debug insns.
642 * final.c (rest_of_clean-state): Clear notes' BB.
644 2011-01-31 Alan Modra <amodra@gmail.com>
646 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
647 toc relative expressions as we do in print_operand_address.
649 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
651 * doc/extend.texi: Follow spelling conventions.
652 * doc/invoke.texi: Fix a typo.
654 2011-01-30 Joseph Myers <joseph@codesourcery.com>
656 * config/hpux11.opt: New.
657 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
658 ia64*-*-hpux*): Use hpux11.opt.
660 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
662 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
665 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
667 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
670 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
672 * doc/install.texi (Binaries): Remove outdated reference for
673 Motorola 68HC11/68HC12 downloads.
675 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
677 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
680 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
683 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
686 2011-01-28 Ahmad Sharif <asharif@google.com>
688 * value-prof.c (check_counter): Corrected error message.
690 2011-01-29 Jie Zhang <jie@codesourcery.com>
692 * config/arm/arm.c (arm_legitimize_reload_address): New.
693 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
694 arm_legitimize_reload_address.
695 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
697 2011-01-28 Ian Lance Taylor <iant@google.com>
699 * godump.c (go_define): Ignore macros whose definitions include
700 two adjacent operands.
702 2011-01-28 Jakub Jelinek <jakub@redhat.com>
705 * varasm.c (force_const_mem): Store copy of x in desc->constant
707 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
708 itself into REG_EQUAL note.
710 2011-01-28 Joseph Myers <joseph@codesourcery.com>
712 * config/freebsd.opt (posix, rdynamic): New Driver options.
714 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
716 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
718 * configure: Regenerate.
720 2011-01-27 Joseph Myers <joseph@codesourcery.com>
722 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
723 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
725 2011-01-27 Anatoly Sokolov <aesok@post.ru>
727 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
728 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
729 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
730 (s390_preferred_reload_class): Make static. Change return and
731 'rclass' argument type to reg_class_t.
733 2011-01-27 Jan Hubicka <jh@suse.cz>
736 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
737 (process_function_and_variable_attributes): Check defined weakrefs.
739 2011-01-27 Martin Jambor <mjambor@suse.cz>
741 PR tree-optimization/47228
742 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
743 build_ref_for_offset.
745 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
747 * config/spu/spu-elf.h (ASM_SPEC): Remove.
749 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
751 PR rtl-optimization/46856
752 * postreload.c (reload_combine_recognize_const_pattern): Do not
753 separate cc0 setter and user on cc0 targets.
755 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
758 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
759 passed a VOID_TYPE expression, immediately emit an error and
760 return error_mark_node.
762 2011-01-26 Jeff Law <law@redhat.com>
764 PR rtl-optimization/47464
765 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
766 rather than may_trap_p as needed.
768 2011-01-26 DJ Delorie <dj@redhat.com>
770 PR rtl-optimization/46878
771 * combine.c (insn_a_feeds_b): Check for the implicit cc0
772 setter/user dependency as well.
774 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
776 PR rtl-optimization/44469
777 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
778 after removing trivially dead basic blocks.
780 2011-01-26 Joseph Myers <joseph@codesourcery.com>
782 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
783 * config/frv/frv.h (LINK_SPEC): Likewise.
784 * config/i386/netware.h (LINK_SPEC): Likewise.
785 * config/m68k/linux.h (ASM_SPEC): Likewise.
786 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
787 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
788 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
789 * config/sparc/linux.h (ASM_SPEC): Likewise.
790 * config/sparc/linux64.h (ASM_SPEC): Likewise.
791 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
793 2011-01-26 Joseph Myers <joseph@codesourcery.com>
795 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
796 * config/frv/frv.h (ASM_SPEC): Likewise.
797 * config/m68k/linux.h (ASM_SPEC): Likewise.
798 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
799 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
800 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
801 * config/sparc/linux.h (ASM_SPEC): Likewise.
802 * config/sparc/linux64.h (ASM_SPEC): Likewise.
803 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
805 2011-01-26 Joseph Myers <joseph@codesourcery.com>
807 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
808 * config/frv/frv.h (LINK_SPEC): Likewise.
809 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
811 2011-01-26 Joseph Myers <joseph@codesourcery.com>
813 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
814 * config/frv/frv.h (ASM_SPEC): Likewise.
815 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
816 * config/m68k/linux.h (ASM_SPEC): Likewise.
817 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
818 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
819 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
820 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
821 * config/sparc/linux.h (ASM_SPEC): Likewise.
822 * config/sparc/linux64.h (ASM_SPEC): Likewise.
823 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
824 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
826 2011-01-26 Steve Ellcey <sje@cup.hp.com>
829 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
831 (vec_extract_evenodd_help): Ditto.
832 (vec_extract_evenv4hi): Ditto.
833 (vec_extract_oddv4hi): Ditto.
834 (vec_interleave_lowv2si): Ditto.
835 (vec_interleave_highv2si): Ditto.
836 (vec_extract_evenv2si): Ditto.
837 (vec_extract_oddv2si: Ditto.
838 (vec_pack_trunc_v2si): Ditto.
840 2011-01-22 Jan Hubicka <jh@suse.cz>
843 * cgraph.h (cgraph_local_info): New field can_change_signature.
844 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
845 signature can change.
846 (ipcp_estimate_growth): Call sequence simplify only if calle signature
848 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
849 (cgraph_function_versioning): We can not change signature of functions
850 that don't allow that.
851 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
852 (lto_input_node): Likewise.
853 * ipa-inline.c (compute_inline_parameters): Compute
854 local.can_change_signature.
855 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
856 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
857 functions that can not change signature.
858 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
859 init_cumulative_args): Do not use local calling conventions
860 for functions that can not change signature.
862 2011-01-22 Jan Hubicka <jh@suse.cz>
864 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
866 2011-01-26 Richard Guenther <rguenther@suse.de>
868 PR tree-optimization/47190
869 * cgraphunit.c (process_common_attributes): New function.
870 (process_function_and_variable_attributes): Use it.
872 2011-01-26 Richard Guenther <rguenther@suse.de>
875 * cgraphbuild.c (record_eh_tables): Record reference to personality
878 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
881 * sel-sched.c (moveup_expr): Don't let debug insns prevent
882 non-debug insns from moving up.
884 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
887 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
888 t-dlldir{,-x} fragment for build and add it to tmake_file.
889 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
890 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
891 * config/i386/t-dlldir: New file.
892 (SHLIB_DLLDIR): Define.
893 * config/i386/t-dlldir-x: New file.
894 (SHLIB_DLLDIR): Define.
895 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
896 (SHLIB_INSTALL): Use it.
898 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
901 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
902 lower bound of the allowed Thumb-2 coprocessor load/store
903 index range to -256. Add explaining comment.
905 2011-01-25 Ian Lance Taylor <iant@google.com>
907 * godump.c (go_define): Improve lexing of macro expansion to only
908 accept expressions which match Go spec.
910 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
913 * tree.c (handle_dll_attribute): Handle it.
914 * doc/extend.texi (@item dllexport): Mention it.
915 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
917 2011-01-25 Ian Lance Taylor <iant@google.com>
919 PR tree-optimization/26854
920 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
921 (decl_jump_unsafe): Move higher in file, with no other change.
922 (bind): Set has_jump_unsafe_decl if appropriate.
923 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
924 (check_earlier_gotos): Likewise.
925 (c_check_switch_jump_warnings): Likewise.
927 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
929 * doc/invoke.texi (Warning Options): Add missing hyphen.
930 (-fprofile-dir): Minor grammatical fixes.
931 (-fbranch-probabilities): Likewise.
933 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
937 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
939 (no_real_insns_p, schedule_block, set_priorities): Drop special
940 treatment of boundary debug insns.
941 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
942 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
943 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
944 (BOUNDARY_DEBUG_INSN_P): Likewise.
945 (SCHEDULE_DEBUG_INSN_P): Likewise.
946 * sched-rgn.c (init_ready_list): Drop special treatment of
947 boundary debug insns.
948 * final.c (rest_of_clean-state): Clear notes' BB.
950 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
952 * Makefile.in (LAMBDA_H): Removed.
953 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
954 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
955 lambda-trans.o, and tree-loop-linear.o.
956 (lto-symtab.o): Remove dependence on LAMBDA_H.
957 (tree-loop-linear.o): Remove rule.
958 (lambda-mat.o): Same.
959 (lambda-trans.o): Same.
960 (lambda-code.o): Same.
961 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
962 (tree-vect-slp.o): Same.
963 * hwint.h (gcd): Moved here.
964 (least_common_multiple): Same.
965 * lambda-code.c: Removed.
966 * lambda-mat.c: Removed.
967 * lambda-trans.c: Removed.
969 * tree-loop-linear.c: Removed.
970 * lto-symtab.c: Do not include lambda.h.
971 * omega.c (gcd): Removed.
972 * passes.c (init_optimization_passes): Remove pass_linear_transform.
973 * tree-data-ref.c (print_lambda_vector): Moved here.
974 (lambda_vector_copy): Same.
975 (lambda_matrix_copy): Same.
976 (lambda_matrix_id): Same.
977 (lambda_vector_first_nz): Same.
978 (lambda_matrix_row_add): Same.
979 (lambda_matrix_row_exchange): Same.
980 (lambda_vector_mult_const): Same.
981 (lambda_vector_negate): Same.
982 (lambda_matrix_row_negate): Same.
983 (lambda_vector_equal): Same.
984 (lambda_matrix_right_hermite): Same.
985 * tree-data-ref.h: Do not include lambda.h.
986 (lambda_vector): Moved here.
987 (lambda_matrix): Same.
988 (dependence_level): Same.
989 (lambda_transform_legal_p): Removed declaration.
990 (lambda_collect_parameters): Same.
991 (lambda_compute_access_matrices): Same.
992 (lambda_vector_gcd): Same.
993 (lambda_vector_new): Same.
994 (lambda_vector_clear): Same.
995 (lambda_vector_lexico_pos): Same.
996 (lambda_vector_zerop): Same.
997 (lambda_matrix_new): Same.
998 * tree-flow.h (least_common_multiple): Removed declaration.
999 * tree-parloops.c (lambda_trans_matrix): Moved here.
1001 (LTM_ROWSIZE): Same.
1002 (LTM_COLSIZE): Same.
1003 (LTM_DENOMINATOR): Same.
1004 (lambda_trans_matrix_new): Same.
1005 (lambda_matrix_vector_mult): Same.
1006 (lambda_transform_legal_p): Same.
1007 * tree-pass.h (pass_linear_transform): Removed declaration.
1008 * tree-ssa-loop.c (tree_linear_transform): Removed.
1009 (gate_tree_linear_transform): Removed.
1010 (pass_linear_transform): Removed.
1011 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1012 flag_loop_interchange.
1014 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1016 PR tree-optimization/47265
1017 PR tree-optimization/47443
1018 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1019 if name still has some uses.
1021 2011-01-25 Martin Jambor <mjambor@suse.cz>
1023 PR tree-optimization/47382
1024 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1025 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1027 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1029 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1030 sjlj_except_unwind_info.
1032 2011-01-25 Richard Guenther <rguenther@suse.de>
1034 PR tree-optimization/47426
1035 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1036 visible functions results escape.
1038 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1041 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1042 (arm_get_frame_offsets): Use it.
1044 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1045 Jakub Jelinek <jakub@redhat.com>
1047 PR tree-optimization/47271
1048 * tree-if-conv.c (bb_postdominates_preds): New.
1049 (if_convertible_bb_p): Call bb_postdominates_preds.
1050 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1051 (predicate_scalar_phi): Call bb_postdominates_preds.
1053 2011-01-25 Nick Clifton <nickc@redhat.com>
1055 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1056 * config/rx/rx.c (rx_function_value): Likewise.
1057 (rx_promote_function_mode): Likewise.
1058 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1059 in order to make it legitimate.
1060 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1061 make sure that the first operand is the same as the result register.
1062 (addsi3_unspec): Delete.
1063 (subdi3): Do not accept immediate operands.
1064 (subdi3_internal): Likewise.
1066 2011-01-25 Jeff Law <law@redhat.com>
1068 PR rtl-optimization/37273
1069 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1070 handle them like argument loads from stack slots. Do not double
1071 count memory for memory constants and argument loads from stack slots.
1073 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1075 PR tree-optimization/47427
1076 PR tree-optimization/47428
1077 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1078 coalesce if the new root var would be TREE_READONLY.
1080 2011-01-25 Richard Guenther <rguenther@suse.de>
1083 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1084 correct type for TBAA.
1086 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1088 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1089 (close_phi_written_to_memory): Call for_each_index with
1090 dr_indices_valid_in_loop.
1092 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1094 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1095 when it is initialized.
1097 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1099 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1100 call to graphite_find_data_references_in_stmt.
1101 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1102 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1103 call to graphite_find_data_references_in_stmt.
1104 (analyze_drs_in_stmts): Same.
1105 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1106 in which the scalar analysis of indices is performed.
1107 (create_data_ref): Same. Update call to dr_analyze_indices.
1108 (find_data_references_in_stmt): Update call to create_data_ref.
1109 (graphite_find_data_references_in_stmt): Same.
1110 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1112 (create_data_ref): Same.
1113 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1114 call to create_data_ref.
1116 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1118 * graphite-sese-to-poly.c (build_poly_scop): Move
1119 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1121 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1123 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1124 VAR_DECL, PARM_DECL, and RESULT_DECL.
1126 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1128 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1130 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1131 that have already been marked as PBB_IS_REDUCTION.
1133 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1135 * graphite-scop-detection.c (same_close_phi_node): New.
1136 (remove_duplicate_close_phi): New.
1137 (make_close_phi_nodes_unique): New.
1138 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1140 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1142 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1143 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1144 of both data references to be the same.
1146 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1148 * graphite-dependences.c (build_lexicographical_constraint): Remove
1150 (build_lexicographical_constraint): Adjust call to
1151 ppl_powerset_is_empty.
1152 (dependence_polyhedron): Same.
1153 (graphite_legal_transform_dr): Same.
1154 (graphite_carried_dependence_level_k): Same.
1155 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
1157 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1159 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1161 * graphite-sese-to-poly.c
1162 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1163 (close_phi_written_to_memory): New.
1164 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1167 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1169 * doc/install.texi: Update the expected version number of PPL to 0.11.
1170 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1171 #if PPL_VERSION_MINOR < 11.
1173 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1175 * graphite-dependences.c: Include graphite-cloog-util.h.
1176 (new_poly_ddr): Inlined into dependence_polyhedron.
1177 (free_poly_ddr): Moved close by new_poly_ddr.
1178 (dependence_polyhedron_1): Renamed dependence_polyhedron.
1179 Early return NULL when ppl_powerset_is_empty returns true.
1180 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
1181 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
1182 (graphite_legal_transform_dr): Call new_poly_ddr.
1183 (graphite_carried_dependence_level_k): Same.
1184 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
1185 (dot_transformed_deps_stmt_1): Removed.
1186 (dot_deps_stmt_1): Call dot_deps_stmt_2.
1187 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
1188 (dot_deps_1): Call dot_deps_2.
1189 * Makefile.in (graphite-dependences.o): Add missing dependence on
1190 graphite-cloog-util.h.
1192 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1194 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1195 (build_lexicographical_constraint): Same.
1196 (dependence_polyhedron_1): Same.
1197 (graphite_legal_transform_dr): Same.
1198 (graphite_carried_dependence_level_k): Same.
1199 * graphite-ppl.c (ppl_powerset_is_empty): New.
1200 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
1201 * tree-data-ref.c (dump_data_reference): Print the basic block index.
1203 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1205 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
1206 the "a followed by b" relation and document it.
1208 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1210 * graphite-dependences.c (build_lexicographical_constraint): Stop the
1211 iteration when the bag of constraints is empty.
1213 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1215 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
1217 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1219 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
1220 nest and two loop depths as parameters.
1221 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
1222 lst_perfect_nestify.
1224 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1226 * graphite-dependences.c (print_pddr): Call
1227 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
1229 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1231 * graphite-ppl.c (debug_gmp_value): New.
1232 * graphite-ppl.h (debug_gmp_value): Declared.
1234 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
1236 * doc/install.texi: Document availability of cloog-0.16.
1238 2011-01-25 Vladimir Kargov <kargov@gmail.com>
1240 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
1241 invalid postdominance info.
1243 2011-01-24 Jan Hubicka <jh@suse.cz>
1246 * doc/extend.texi (weak pragma): Drop claim that it must
1247 appear before definition.
1248 * varasm.c (merge_weak, declare_weak): Only sanity check
1249 that DECL is not output at a time it is declared weak.
1251 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1253 * machmode.def: Fixed comments.
1255 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
1257 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
1259 2011-01-24 Paul Koning <ni1d@arrl.net>
1261 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
1264 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
1267 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
1268 (block_info): Add scanned and prev.
1269 (move_or_delete_vzeroupper_2): Return if the basic block
1270 has been scanned and the upper 128bit state is unchanged
1272 (move_or_delete_vzeroupper_1): Return true if the exit
1274 (move_or_delete_vzeroupper): Visit basic blocks using the
1275 work-list based algorithm based on vt_find_locations in
1278 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
1280 2011-01-24 Nick Clifton <nickc@redhat.com>
1282 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
1283 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
1284 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
1285 then define __v850e1__.
1286 * doc/invoke.texi: Document -mv850es.
1288 2011-01-24 Richard Henderson <rth@redhat.com>
1290 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
1291 compound unordered comparisons.
1292 * config/rx/rx.c (rx_split_fp_compare): Remove.
1293 * config/rx/rx-protos.h: Update.
1294 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
1295 (cbranchsf4): Don't call rx_split_fp_compare.
1296 (*cbranchsf4): Use rx_split_cbranch.
1297 (*cmpsf): Don't accept "i" constraint.
1298 (*conditional_branch): Only valid after reload.
1299 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
1301 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1304 * config/rs6000/altivec.md (vector constant splitters): Add
1305 support for creating vector single precision constants if -mvsx is
1306 used and we would create the constant using Altivec primitives.
1308 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
1309 Richard Sandiford <rdsandiford@googlemail.com>
1311 PR rtl-optimization/47166
1312 * reload1.c (emit_reload_insns): Disable the spill_reg_store
1313 mechanism for PRE_MODIFY and POST_MODIFY.
1314 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
1317 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
1319 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
1321 2011-01-22 Jan Hubicka <jh@suse.cz>
1324 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
1326 2011-01-22 Jan Hubicka <jh@suse.cz>
1328 PR tree-optimization/43884
1330 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
1331 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
1333 2011-01-22 Anatoly Sokolov <aesok@post.ru>
1335 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1336 * config/s390/s390.c (s390_register_move_cost,
1337 s390_memory_move_cost): New.
1338 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
1340 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1343 * except.c (sjlj_assign_call_site_values): Move setting the
1344 crtl->uses_eh_lsda flag to ...
1345 (sjlj_mark_call_sites): ... here.
1346 (sjlj_emit_function_enter): Support NULL dispatch label.
1347 (sjlj_build_landing_pads): In a function with no landing pads
1348 that still has must-not-throw regions, generate code to register
1349 a personality function with empty LSDA.
1351 2011-01-21 Richard Henderson <rth@redhat.com>
1353 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
1355 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
1357 * compare-elim.c: New file.
1358 * Makefile.in (OBJS-common): Add it.
1359 (compare-elim.o): New.
1360 * common.opt (fcompare-elim): New.
1361 * opts.c (default_options_table): Add OPT_fcompare_elim.
1362 * tree-pass.h (pass_compare_elim_after_reload): New.
1363 * passes.c (init_optimization_passes): Add it.
1364 * recog.h: Protect against re-inclusion.
1365 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
1366 * doc/invoke.texi (-fcompare-elim): Document it.
1367 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
1368 * doc/tm.texi: Rebuild.
1370 2011-01-22 Nick Clifton <nickc@redhat.com>
1372 * config/rx/rx.md (cstoresf4): Pass comparison operator to
1373 rx_split_fp_compare.
1375 2011-01-22 Nick Clifton <nickc@redhat.com>
1377 * config/rx/rx.md (UNSPEC_CONST): New.
1378 (deallocate_and_return): Wrap the amount popped off the stack in
1379 an UNSPEC_CONST in order to stop it being rejected by
1380 -mmax-constant-size.
1381 (pop_and_return): Add a "(return)" rtx.
1382 (call): Drop the immediate operand.
1383 (call_internal): Likewise.
1384 (call_value): Likewise.
1385 (call_value_internal): Likewise.
1386 (sibcall_internal): Likewise.
1387 (sibcall_value_internal): Likewise.
1388 (sibcall): Likewise. Generate an explicit call using
1390 (sibcall_value): Likewise.
1391 (mov<>): FAIL if a constant operand is not legitimate.
1392 (addsi3_unpsec): New pattern.
1394 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
1395 (ok_for_max_constant): New function.
1396 (gen_safe_add): New function.
1397 (rx_expand_prologue): Use gen_safe_add.
1398 (rx_expand_epilogue): Likewise.
1399 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
1402 2011-01-21 Jeff Law <law@redhat.com>
1404 PR tree-optimization/47053
1405 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
1406 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
1407 statements are deleted.
1408 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
1409 is nonempty, then purge dead edges and cleanup the CFG.
1411 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1415 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1417 * tree-dfa.c (create_var_ann): Mark variable as used.
1419 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1422 * except.c (convert_to_eh_region_ranges): Emit queued no-region
1423 notes from other section in hot/cold partitioning even if
1424 last_action is -3. Increment call_site_base.
1426 PR rtl-optimization/47366
1427 * fwprop.c (forward_propagate_into): Return bool. If
1428 any changes are made, -fnon-call-exceptions is used and
1429 REG_EH_REGION note is present, call purge_dead_edges
1430 and return true if it purged anything.
1431 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
1432 any EH edges were purged.
1434 2011-01-21 Jeff Law <law@redhat.com>
1436 PR rtl-optimization/41619
1437 * caller-save.c (setup_save_areas): Break out code to determine
1438 which hard regs are live across calls by examining the reload chains
1439 so that it is always used.
1440 Eliminate code which checked REG_N_CALLS_CROSSED.
1442 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1444 PR tree-optimization/47355
1445 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
1446 NOP has non-debug uses beyond PHIs in new_bb.
1448 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1451 * cfgexpand.c (account_used_vars_for_block): Only account vars
1452 that are annotated as used.
1453 (estimated_stack_frame_size): Don't set TREE_USED.
1454 * tree-dfa.c (create_var_ann): Mark variable as used.
1456 2011-01-21 Richard Guenther <rguenther@suse.de>
1459 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
1461 2011-01-21 Richard Guenther <rguenther@suse.de>
1463 PR tree-optimization/47365
1464 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
1465 (vn_reference_lookup_pieces): Adjust.
1466 (vn_reference_lookup): Likewise.
1467 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
1468 (vn_reference_lookup_3): Only look through kills if in
1469 VN_WALKREWRITE mode.
1470 (vn_reference_lookup_pieces): Adjust.
1471 (vn_reference_lookup): Likewise.
1472 (visit_reference_op_load): Likewise.
1473 (visit_reference_op_store): Likewise.
1474 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
1475 (compute_avail): Likewise.
1476 (eliminate): Likewise.
1478 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1480 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
1481 DECL_IGNORED_P non-reg vars if they are used.
1483 PR tree-optimization/47391
1484 * varpool.c (const_value_known_p): Return false if
1487 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
1490 * config/i386/i386.c (ix86_local_alignment): Handle
1491 case for va_list_type_node is nil.
1492 (ix86_canonical_va_list_type): Likewise.
1494 2011-01-21 Alan Modra <amodra@gmail.com>
1496 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
1497 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
1499 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1501 * config/arm/arm.md (define_attr type): Rename f_load
1502 and f_store to f_fpa_load and f_fpa_store. Update.
1503 (write_conflict): Deal with rename fallout.
1504 (*push_fp_multi): Likewise.
1505 * config/arm/fpa.md (f_load): Use f_fpa_load.
1506 (f_store): Use f_fpa_store.
1507 (*movsf_fpa): Likewise.
1508 (*movdf_fpa): Likewise.
1509 (*movxf_fpa): Likewise.
1510 (*thumb2_movsf_fpa): Likewise.
1511 (*thumb2_movdf_fpa): Likewise.
1512 (*thumb2_movxf_fpa): Likewise.
1513 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
1514 f_loadd and f_stored.
1515 (*thumb2_movdi_vfp): Likewise.
1516 (*thumb2_movsf_vfp): Fix attribute to f_loads.
1517 (*thumb2_movsi_vfp): Likewise.
1518 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
1519 Use f_loads instead of f_load.
1520 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
1522 2011-01-20 Anatoly Sokolov <aesok@post.ru>
1524 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1525 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
1526 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1527 (xtensa_mode_dependent_address_p): New function.
1528 (constantpool_address_p): Make static. Change return type to bool.
1529 Change argument type to const_rtx. Use CONST_INT_P predicate.
1531 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
1534 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
1536 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1539 * cfgexpand.c (expand_debug_expr): Instead of generating
1540 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
1543 2011-01-20 Richard Guenther <rguenther@suse.de>
1546 * tree-inline.c (remap_gimple_op_r): Recurse manually for
1547 the pointer operand of MEM_REFs.
1549 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1551 PR tree-optimization/46130
1552 * ipa-split.c (consider_split): If return_bb contains non-virtual
1553 PHIs other than for retval or if split_function would not adjust it,
1556 2011-01-20 Richard Guenther <rguenther@suse.de>
1558 PR tree-optimization/47167
1559 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1560 Revert previous change, only avoid enumeral type changes.
1562 2011-01-19 Mike Stump <mikestump@comcast.net>
1564 * doc/tm.texi.in (BRANCH_COST): Englishify.
1565 * doc/tm.texi (BRANCH_COST): Likewise.
1567 2011-01-19 Dodji Seketeli <dodji@redhat.com>
1570 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
1571 (gen_scheduled_generic_parms_dies): New functions.
1572 (gen_struct_or_union_type_die): Schedule template parameters DIEs
1573 generation for the end of CU compilation.
1574 (dwarf2out_finish): Generate template parameters DIEs here.
1576 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1579 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
1580 debug bind stmt on merge edges.
1582 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1586 * function.c (instantiate_expr): Instantiate incoming rtl of
1587 implicit arguments, and recurse on VALUE_EXPRs.
1588 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
1589 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
1591 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1593 * c-parser.c (c_parser_for_statement): Initialize
1594 collection_expression.
1596 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1598 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
1600 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1602 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
1603 (LINK_SHLIB_SPEC): Don't use %(link_path).
1604 (SUBTARGET_EXTRA_SPECS): Remove link_path.
1606 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1608 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
1609 (NO_SHARED_LIB_SUPPORT): Remove.
1610 (LINK_SHLIB_SPEC): Remove one conditional definition.
1612 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1614 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
1616 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
1617 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
1618 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
1619 %{call_shared} and conditionals on these options not being passed.
1620 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
1623 2011-01-19 Jakub Jelinek <jakub@redhat.com>
1625 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
1628 * ipa-split.c: Spelling fixes.
1630 2011-01-19 Richard Henderson <rth@redhat.com>
1632 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
1633 (*mulsi3): Likewise.
1635 * longlong.h [__mn10300__] (count_leading_zeros): New.
1636 [__mn10300__] (umul_ppmm, smul_ppmm): New.
1637 [__mn10300__] (add_ssaaaa, subddmmss): New.
1638 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
1639 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
1641 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1643 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
1645 2011-01-19 Richard Henderson <rth@redhat.com>
1647 * config/mn10300/mn10300.md (addsi3_flags): New.
1648 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
1649 (subsi3_flags, subc_internal, subdi3): New.
1650 (subdi3_internal, *subdi3_degenerate): New.
1651 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
1653 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
1654 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
1655 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
1656 * config/mn10300/mn10300-protos.h: Update.
1657 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
1658 (return_ret): Likewise. Rename from return_internal_regs.
1659 (return_internal): Remove.
1661 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
1662 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
1663 (mn10300_legitimate_constant_p): Likewise.
1664 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
1665 (mn10300_frame_size): New.
1666 (mn10300_expand_prologue): Use it.
1667 (mn10300_expand_epilogue): Likewise.
1668 (mn10300_initial_offset): Likewise.
1669 * config/mn10300/mn10300-protos.h: Update.
1670 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
1671 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
1672 (prologue, epilogue, return_internal): Tidy output code.
1673 (mn10300_store_multiple_operation, return): Likewise.
1674 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
1675 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
1676 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
1677 (load_pic, am33_load_pic): New.
1678 (mn10300_load_pic0, mn10300_load_pic1): New.
1680 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
1681 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
1682 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
1683 (cc_flags_for_mode, cc_flags_for_code): New.
1684 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
1685 overflow flag is not valid. Validate that the flags we need
1686 for the comparison are valid.
1687 (mn10300_output_cmp): Remove.
1688 (mn10300_output_add): New.
1689 (mn10300_select_cc_mode): Use cc_flags_for_code.
1690 (mn10300_split_cbranch): New.
1691 (mn10300_match_ccmode): New.
1692 (mn10300_split_and_operand_count): New.
1693 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
1695 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
1696 (addsi3): ... here. Use mn10300_output_add.
1697 (*addsi3_flags): New.
1698 (*am33_subsi3, *mn10300_subsi3): Merge...
1699 (subsi3): ... here. Use attribute isa.
1700 (*subsi3_flags): New.
1701 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
1703 (*am33_andsi3, *mn10300_andsi3): Merge...
1705 (*andsi3_flags): New.
1706 (andsi3 splitters): New.
1707 (*am33_iorsi3, *mn10300_iorsi3): Merge...
1709 (*iorsi3_flags): New.
1710 (*am33_xorsi3, *mn10300_xorsi3): Merge...
1712 (*xorsi3_flags): New.
1713 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
1714 (one_cmplsi2): ... here.
1715 (*one_cmplsi2_flags): New.
1716 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
1717 instead of "dax" in constraints. Use mn10300_split_cbranch.
1718 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
1719 use matching constraints to eliminate a self-comparison.
1720 (*integer_conditional_branch): Rename from integer_conditional_branch.
1721 Use int_mode_flags to match CC_REG.
1722 (*cbranchsi4_btst, *btstsi): New.
1723 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
1724 mn10300_split_cbranch.
1725 (*am33_cmpsf): Rename from am33_cmpsf.
1726 (*float_conditional_branch): Rename from float_conditional_branch.
1727 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
1728 (zero_extendqisi2): ... here.
1729 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
1730 (zero_extendhisi2): ... here.
1731 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
1732 (extendqisi2): ... here.
1733 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
1734 (extendhisi2): ... here.
1735 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
1736 (ashlsi3): ... here.
1737 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
1738 (lshrsi3): ... here.
1739 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
1740 (ashrsi3): ... here.
1741 (consecutive add peephole): Remove.
1742 * config/mn10300/predicates.md (label_ref_operand): New.
1743 (int_mode_flags): New.
1744 (CCZN_comparison_operator): New.
1746 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
1747 (throughput_42_latency_43): New reservation.
1748 (mulsidi3, umulsidi3): New expanders.
1749 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
1750 the MDR register to allocation; separately allocate the low and
1751 high parts of the DImode result.
1752 (umulsidi3_internal): Similarly.
1753 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
1754 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
1755 (udivsi3, umodsi3): Remove.
1756 (udivmodsi4, divmodsi4): New expanders.
1757 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
1758 (*divmodsi4): Simiarly.
1759 (ext_internal): New.
1761 * config/mn10300/constraints.md ("z"): New constraint.
1762 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
1763 (FIXED_REGISTERS): Don't fix MDR.
1764 (CALL_USED_REGSITERS): Reformat nicely.
1765 (REG_ALLOC_ORDER): Add MDR.
1766 (enum regclass): Add MDR_REGS.
1767 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
1768 (IRA_COVER_CLASSES): Add MDR_REGS.
1769 (REGNO_REG_CLASS): Handle MDR_REG.
1770 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
1771 (mn10300_register_move_cost): Likewise.
1772 * config/mn10300/mn10300.md (MDR_REG): New.
1773 (*movsi_internal): Handle moves to/from MDR_REGS.
1775 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
1777 (mn10300_secondary_reload): Tidy combination reload classes.
1778 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
1779 addresses for AM33. Allow symbolic offsets for reg+imm.
1780 (mn10300_regno_in_class_p): New.
1781 (mn10300_legitimize_reload_address): New.
1782 * config/mn10300/mn10300.h (enum reg_class): Remove
1783 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
1784 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
1786 (REG_CLASS_NAMES): Update to match.
1787 (REG_CLASS_CONTENTS): Likewise.
1788 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
1789 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
1790 (REGNO_IN_RANGE_P): Remove.
1791 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
1792 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
1793 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
1794 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
1795 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
1796 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
1797 (REGNO_GENERAL_P): New.
1798 (HAVE_POST_MODIFY_DISP): New.
1799 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
1800 (LEGITIMIZE_RELOAD_ADDRESS): New.
1801 * config/mn10300/mn10300-protos.h: Update.
1803 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
1804 DATA_REGS for AM33 stack-pointer destination.
1805 (mn10300_preferred_output_reload_class): Likewise.
1806 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
1807 into a form appropriate for ...
1808 (TARGET_SECONDARY_RELOAD): New.
1809 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
1810 * config/mn10300/mn10300-protos.h: Update.
1811 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
1812 reload_insi; use the "A" constraint for the scratch; handle AM33
1813 moves of sp to non-address registers.
1815 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
1816 (*movqi_internal): ... here.
1817 (*am33_movhi, *mn10300_movhi): Merge into...
1818 (*movhi_internal): ... here.
1819 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
1820 as the source/destination of moves from/to SP.
1821 (movsf): Only allow for AM33-2.
1822 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
1823 any integer constant constraint. Only allow for AM33-2. Tidy
1824 all of the alternative outputs.
1825 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
1826 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
1828 (udivsi3, umodsi3): New patterns for MN103 only.
1830 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
1832 * doc/tm.texi.in: Spell out that a lack of register class unions
1834 * doc/tm.texi: Regenerate.
1836 2011-01-19 Jakub Jelinek <jakub@redhat.com>
1838 PR rtl-optimization/47337
1839 * dce.c (check_argument_store): New function.
1840 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
1842 PR tree-optimization/47290
1843 * tree-eh.c (infinite_empty_loop_p): New function.
1844 (cleanup_empty_eh): Use it.
1846 2011-01-18 Steve Ellcey <sje@cup.hp.com>
1849 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
1850 (a64_expand_widen_sum): Ditto.
1851 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
1852 (vec_extract_evenodd_help): Ditto.
1853 (vec_extract_evenv4hi): Ditto.
1854 (vec_extract_oddv4hi): Ditto.
1855 (vec_extract_evenv2si): Ditto.
1856 (vec_extract_oddv2si): Ditto.
1857 (vec_extract_evenv2sf): Ditto.
1858 (vec_extract_oddv2sf): Ditto.
1859 (vec_pack_trunc_v4hi: Ditto.
1860 (vec_pack_trunc_v2si): Ditto.
1861 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
1862 (vec_interleave_highv8qi): Ditto.
1864 (vec_extract_oddv8qi): Ditto.
1865 (vec_interleave_lowv4hi): Ditto.
1866 (vec_interleave_highv4hi): Ditto.
1867 (vec_interleave_lowv2si): Ditto.
1868 (vec_interleave_highv2si): Ditto.
1870 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1872 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
1873 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
1874 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
1875 (pa_c_mode_for_suffix): New.
1876 (TARGET_EXPAND_BUILTIN): Define.
1877 (TARGET_C_MODE_FOR_SUFFIX): Define.
1878 (pa_builtins): Define.
1879 (pa_init_builtins): Register __float128 type and init new support
1881 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
1882 * config/pa/quadlib.c (_U_Qfcopysign): New.
1884 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
1887 * explow.c (allocate_dynamic_stack_space): Do not assume more than
1888 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
1891 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1893 PR tree-optimization/47179
1894 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
1895 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
1897 2011-01-18 Richard Guenther <rguenther@suse.de>
1899 PR rtl-optimization/47216
1900 * emit-rtl.c: Include tree-flow.h.
1901 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
1902 of replicating it with different semantics.
1903 * Makefile.in (emit-rtl.o): Adjust.
1905 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1907 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
1908 (cortex_a9_dp): Handle neon types correctly.
1910 2011-01-18 Jakub Jelinek <jakub@redhat.com>
1912 PR rtl-optimization/47299
1913 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
1914 subtarget. Use normal multiplication if both operands are constants.
1915 * expmed.c (expand_widening_mult): Don't try to optimize constant
1916 multiplication if op0 has VOIDmode. Convert op1 constant to mode
1919 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1921 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
1922 spacing after 'e.g.', typos, comma, hyphenation.
1924 2011-01-17 Richard Henderson <rth@redhat.com>
1926 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
1927 (rx_restricted_mem_operand): New.
1928 (rx_shift_operand): Use register_operand.
1929 (rx_source_operand, rx_compare_operand): Likewise.
1930 * config/rx/rx.md (addsi3_flags): New expander.
1931 (adddi3): Rewrite as expander.
1932 (adc_internal, *adc_flags, adddi3_internal): New patterns.
1933 (subsi3_flags): New expander.
1934 (subdi3): Rewrite as expander.
1935 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
1937 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
1938 (rx_init_builtins): Remove sat builtin.
1939 (rx_expand_builtin): Likewise.
1940 * config/rx/rx.md (ssaddsi3): New.
1941 (*sat): Rename from sat. Represent the CC_REG input.
1943 * config/rx/predicates.md (rshift_operator): New.
1944 * config/rx/rx.c (rx_expand_insv): Remove.
1945 * config/rx/rx-protos.h: Update.
1946 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
1947 operand to the canonical position.
1948 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
1949 (*bitclr, *bitclr_in_memory): Similarly.
1950 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
1951 (insv): Retain the zero_extract in the expansion.
1953 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
1954 (bswaphi2, bitinvert, revw): Likewise.
1956 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
1957 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
1958 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
1959 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
1960 (bitset, bitset_in_memory): Likewise.
1961 (bitinvert, bitinvert_in_memory): Likewise.
1962 (bitclr, bitclr_in_memory): Likewise.
1963 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
1964 (rx_strend, rx_cmpstrn): Likewise.
1965 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
1966 (bitop peep2 patterns): Remove.
1968 * config/rx/rx.c (rx_match_ccmode): New.
1969 * config/rx/rx-protos.h: Update.
1970 * config/rx/rx.md (abssi2): Clobber, don't set flags.
1971 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
1972 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
1973 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
1974 (fix_truncsfsi2, floatsisf2): Likewise.
1975 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
1976 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
1977 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
1978 (*subsi3_flags, *xorsi3_flags): New.
1980 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
1982 * config/rx/rx.c (rx_print_operand): Remove workaround for
1983 unsplit comparison operations.
1985 * config/rx/rx.md (movsicc): Split after reload.
1986 (*movsicc): Merge *movsieq and *movsine via match_operator.
1987 (*stcc): New pattern.
1989 * config/rx/rx.c (rx_float_compare_mode): Remove.
1990 * config/rx/rx.h (rx_float_compare_mode): Remove.
1991 * config/rx/rx.md (cstoresi4): Split after reload.
1992 (*sccc): New pattern.
1994 * config/rx/predicates.md (label_ref_operand): New.
1995 (rx_z_comparison_operator): New.
1996 (rx_zs_comparison_operator): New.
1997 (rx_fp_comparison_operator): New.
1998 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
1999 Validate that the flags are set properly for the comparison.
2000 (rx_gen_cond_branch_template): Remove.
2001 (rx_cc_modes_compatible): Remove.
2002 (mode_from_flags): New.
2003 (flags_from_code): Rename from flags_needed_for_conditional.
2004 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2005 (rx_select_cc_mode): Likewise.
2006 (rx_split_fp_compare): New.
2007 (rx_split_cbranch): New.
2008 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2009 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2010 (*cbranchsf4): Similarly.
2011 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2012 match_operator and rx_split_cbranch.
2013 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2014 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2015 (*cmpsi): Rename from cmpsi.
2016 (*tstsi): Rename from tstsi.
2017 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2018 (*conditional_branch): Rename from conditional_branch.
2019 (*reveresed_conditional_branch): Remove.
2020 (b<code>): Remove expander.
2021 * config/rx/rx-protos.h: Update.
2023 * config/rx/rx.c (rx_compare_redundant): Remove.
2024 * config/rx/rx.md (cmpsi): Don't use it.
2025 * config/rx/rx-protos.h: Update.
2027 * config/rx/rx-modes.def (CC_F): New mode.
2028 * config/rx/rx.c (rx_select_cc_mode): New.
2029 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2030 * config/rx/rx-protos.h: Update.
2032 2011-01-17 Richard Henderson <rth@redhat.com>
2034 * except.c (dump_eh_tree): Fix stray ; after for statement.
2036 2011-01-17 Richard Guenther <rguenther@suse.de>
2038 PR tree-optimization/47313
2039 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2040 handling before copying the body. Properly deal with
2041 by-reference result in SSA form.
2043 2011-01-17 Ian Lance Taylor <iant@google.com>
2046 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2047 (struct_value_alias_set): Don't define.
2048 (sparc_option_override): Don't set sparc_sr_alias_set and
2049 struct_value_alias_set.
2050 (save_or_restore_regs): Use gen_frame_mem rather than calling
2052 (sparc_struct_value_rtx): Likewise.
2054 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2057 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2059 (_mm_maskstore_pd): Likewise.
2060 (_mm_maskload_ps): Likewise.
2061 (_mm_maskstore_ps): Likewise.
2062 (_mm256_maskload_pd): Change mask to __m256i.
2063 (_mm256_maskstore_pd): Likewise.
2064 (_mm256_maskload_ps): Likewise.
2065 (_mm256_maskstore_ps): Likewise.
2067 * config/i386/i386-builtin-types.def: Updated.
2068 (ix86_expand_special_args_builtin): Likewise.
2070 * config/i386/i386.c (bdesc_special_args): Update
2071 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2072 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2073 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2074 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2076 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2077 Use <avxpermvecmode> on mask register.
2078 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2080 2011-01-17 Olivier Hainque <hainque@adacore.com>
2081 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2082 Eric Botcazou <ebotcazou@adacore.com>
2085 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2086 if <= USHRT_MAX in 32-bit mode.
2088 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2090 * doc/install.texi (Configuration, Specific): Wrap long
2091 lines in examples. Allow line wrapping in long options
2092 and URLs where beneficial for PDF output.
2094 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2096 * config/mips/mips.c (mips_classify_symbol): Don't return
2097 SYMBOL_PC_RELATIVE for nonlocal labels.
2099 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2101 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2103 2011-01-15 Jan Hubicka <jh@suse.cz>
2105 PR tree-optimization/47276
2106 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2107 declarations as needed.
2109 2011-01-15 Martin Jambor <mjambor@suse.cz>
2111 * common.opt (fdevirtualize): New flag.
2112 * doc/invoke.texi (Option Summary): Document it.
2113 * opts.c (default_options_table): Add devirtualize flag.
2114 * ipa-prop.c (detect_type_change): Return immediately if
2115 devirtualize flag is not set.
2116 (detect_type_change_ssa): Likewise.
2117 (compute_known_type_jump_func): Likewise.
2118 (ipa_analyze_virtual_call_uses): Likewise.
2120 2011-01-14 Martin Jambor <mjambor@suse.cz>
2122 PR tree-optimization/45934
2123 PR tree-optimization/46302
2124 * ipa-prop.c (type_change_info): New type.
2125 (stmt_may_be_vtbl_ptr_store): New function.
2126 (check_stmt_for_type_change): Likewise.
2127 (detect_type_change): Likewise.
2128 (detect_type_change_ssa): Likewise.
2129 (compute_complex_assign_jump_func): Check for dynamic type change.
2130 (compute_complex_ancestor_jump_func): Likewise.
2131 (compute_known_type_jump_func): Likewise.
2132 (compute_scalar_jump_functions): Likewise.
2133 (ipa_analyze_virtual_call_uses): Likewise.
2134 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2136 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2138 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2139 * config/i386/i386.opt (msse5): New Alias.
2141 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2143 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2144 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2145 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2146 * config/sparc/sparc.h (CC1_SPEC): Likewise.
2148 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2150 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2152 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2153 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2154 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2155 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2157 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2159 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2161 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2163 2011-01-14 Mike Stump <mikestump@comcast.net>
2165 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2166 * config/fr30/fr30.md: Likweise
2167 (movsi_push): Likewise.
2168 (movsi_pop): Likewise.
2169 (enter_func): Likewise.
2170 * config/moxie/moxie.md (movsi_push): Likewise.
2171 (movsi_pop): Likewise.
2173 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2175 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2176 %{no_archive} %{exact_version}.
2177 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2178 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2179 %{no_archive} %{exact_version}.
2180 * config/mips/openbsd.h (LINK_SPEC): Likewise.
2181 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2182 * config/mips/vxworks.h: Likewise.
2184 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2186 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
2188 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2190 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2191 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2193 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2195 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
2198 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2200 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
2202 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
2203 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
2205 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
2206 Don't handle -shlib.
2208 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2210 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
2211 (CC1_SPEC): Don't handle -profile.
2213 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2215 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
2216 * config/mips/mips.h (CC1_SPEC): Likewise.
2218 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2220 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
2221 * config/mips/mips.h (CC1_SPEC): Likewise.
2223 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2225 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
2226 * config/m32r/linux.h (LINK_SPEC): Likewise.
2227 * config/mips/linux.h (LINK_SPEC): Likewise.
2228 * config/mips/linux64.h (LINK_SPEC): Likewise.
2229 * config/sparc/linux.h (LINK_SPEC): Likewise.
2230 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2231 LINK_SPEC): Likewise.
2232 * config/xtensa/linux.h (LINK_SPEC): Likewise.
2234 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2236 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
2238 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2240 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2242 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
2243 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2245 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2247 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2249 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2251 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
2252 supports -Bstatic/-Bdynamic.
2253 * configure: Regenerate.
2255 2011-01-14 Jan Hubicka <jh@suse.cz>
2256 Jack Howarth <howarth@bromo.med.uc.edu>
2259 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
2260 when checking debug_info_level. Test write_symbols instead of
2261 debug_hooks->var_location when setting flag_var_tracking_uninit.
2263 2011-01-14 Richard Guenther <rguenther@suse.de>
2265 PR tree-optimization/47179
2266 * target.def (ref_may_alias_errno): New target hook.
2267 * targhooks.h (default_ref_may_alias_errno): Declare.
2268 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
2269 (default_ref_may_alias_errno): New function.
2270 * target.h (struct ao_ref_s): Declare.
2271 * tree-ssa-alias.c: Include target.h.
2272 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
2273 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
2274 (targhooks.o): Likewise.
2275 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
2276 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2278 2011-01-14 Richard Guenther <rguenther@suse.de>
2280 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
2282 2011-01-14 Richard Guenther <rguenther@suse.de>
2284 PR tree-optimization/47280
2285 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
2287 (tree_ssa_forward_propagate_single_use_vars): Deal with
2288 CFG changes from associate_plusminus.
2290 2011-01-14 Richard Guenther <rguenther@suse.de>
2294 2011-01-11 Richard Guenther <rguenther@suse.de>
2296 PR tree-optimization/46076
2297 * tree-ssa.c (useless_type_conversion_p): Conversions from
2298 unprototyped to empty argument list function types are useless.
2300 2011-01-14 Richard Guenther <rguenther@suse.de>
2302 PR tree-optimization/47286
2303 * tree-ssa-structalias.c (new_var_info): Register variables are global.
2305 2011-01-14 Martin Jambor <mjambor@suse.cz>
2308 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2310 2011-01-13 Anatoly Sokolov <aesok@post.ru>
2312 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
2313 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2314 * config/xtensa/xtensa.c (xtensa_libcall_value,
2315 xtensa_function_value_regno_p): New functions.
2316 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
2318 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
2321 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
2323 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
2324 New function prototype.
2325 * config/i386/winnt.c (i386_pe_assemble_visibility):
2326 Warn only if attribute was specified by user.
2328 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2331 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
2333 (floatunsdidf2_fcfidu): Ditto.
2335 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2337 * config/s390/s390.c (print_operand_address): Replace 'error' with
2338 'output_operand_lossage'.
2339 (print_operand): Likewise.
2341 2011-01-13 Jeff Law <law@redhat.com>
2343 PR rtl-optimization/39077
2344 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
2345 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
2346 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
2347 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
2348 * gcse.c (prune_insertions_deletions): New function.
2349 (compute_pre_data): Use it.
2351 2011-01-13 Dodji Seketeli <dodji@redhat.com>
2354 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
2356 (prune_unused_types_mark): Use it.
2358 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
2360 PR rtl-optimization/45352
2361 * sel-sched.c: Update copyright years.
2362 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
2363 in the advancing loop when we have issued issue_rate insns.
2365 2011-01-12 Richard Henderson <rth@redhat.com>
2367 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
2368 (TARGET_MD_ASM_CLOBBERS): New.
2370 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
2371 (TARGET_DELEGITIMIZE_ADDRESS): New.
2373 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
2374 (clzsi2, *bsch): New patterns.
2376 * config/mn10300/mn10300.md (INT): New mode iterator.
2377 (*mov<INT>_clr): New pattern, and peep2 to generate it.
2379 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
2380 flag_split_wide_types.
2382 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
2383 (mn10300_trampoline_init): Rewrite without a template, an immediate
2384 load and a direct branch.
2385 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
2387 2011-01-12 Anatoly Sokolov <aesok@post.ru>
2389 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2390 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
2391 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
2392 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2394 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
2397 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
2400 2011-01-12 Jan Hubicka <jh@suse.cz>
2403 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
2404 (PLUGIN_COND_CLOSE): New macro.
2405 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
2407 2011-01-12 Richard Guenther <rguenther@suse.de>
2410 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
2411 register variables in a MEM_REF.
2413 2011-01-12 Joseph Myers <joseph@codesourcery.com>
2415 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
2416 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
2417 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
2418 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2419 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2420 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
2421 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
2422 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
2423 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
2424 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
2425 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
2426 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
2427 * config/gnu-user.h: New. Copied from linux.h.
2428 (LINUX_TARGET_STARTFILE_SPEC): Rename to
2429 GNU_USER_TARGET_STARTFILE_SPEC.
2430 (LINUX_TARGET_ENDFILE_SPEC): Rename to
2431 GNU_USER_TARGET_ENDFILE_SPEC.
2432 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
2433 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
2434 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
2435 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
2436 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
2437 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
2438 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
2439 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
2440 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
2441 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
2442 * config/arm/linux-eabi.h (CC1_SPEC): Use
2443 GNU_USER_TARGET_CC1_SPEC.
2444 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
2445 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
2446 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
2447 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
2448 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
2449 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
2450 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
2451 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
2453 2011-01-12 Richard Guenther <rguenther@suse.de>
2456 * doc/invoke.texi (ffast-math): Document it is turned on
2459 2011-01-12 Jan Hubicka <jh@suse.cz>
2461 PR tree-optimization/47233
2462 * opts.c (common_handle_option): Disable ipa-reference with profile
2465 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2467 * c-parser.c (c_parser_objc_at_property_declaration): Improved
2470 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2472 * c-parser.c (c_lex_one_token): Updated and reindented some
2473 comments. No changes in code.
2475 2011-01-11 Ian Lance Taylor <iant@google.com>
2477 * godump.c (go_output_var): Don't output the variable if there is
2478 already a type with the same name.
2480 2011-01-11 Ian Lance Taylor <iant@google.com>
2482 * godump.c (go_format_type): Don't generate float80.
2484 2011-01-11 Richard Henderson <rth@redhat.com>
2486 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
2487 declaration. Rewrite for both speed and size.
2488 (mn10300_address_cost_1): Remove.
2489 (mn10300_register_move_cost): New.
2490 (mn10300_memory_move_cost): New.
2491 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
2492 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
2493 extensions, shifts, BSWAP, CLZ.
2494 (mn10300_wide_const_load_uses_clr): Remove.
2495 (TARGET_REGISTER_MOVE_COST): New.
2496 (TARGET_MEMORY_MOVE_COST): New.
2497 * config/mn10300/mn10300-protos.h: Update.
2498 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
2500 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
2501 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
2502 * config/mn10300/mn10300-protos.h: Update.
2503 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
2504 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
2505 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
2506 (*test_int_bitfield, *test_byte_bitfield): Remove.
2507 (*bit_test, *subreg_bit_test): Remove.
2508 * config/mn10300/predicates.md (const_8bit_operand): Remove.
2510 * config/mn10300/constraints.md ("c"): Rename from "A".
2511 ("A", "D"): New constraint letters.
2512 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
2513 (fmssf4, fnmasf4, fnmssf4): Likewise.
2515 * config/mn10300/mn10300.md (isa): New attribute.
2516 (enabled): New attribute.
2518 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
2519 (abssf2, negsf2): Define only for hardware fp.
2520 (sqrtsf2): Reformat.
2521 (addsf3, subsf3, mulsf3): Merge expander and insn.
2523 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
2524 (DEBUGGER_AUTO_OFFSET): Remove.
2525 (DEBUGGER_ARG_OFFSET): Remove.
2527 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
2528 Emit register stores with the same offsets as the hardware.
2529 (mn10300_store_multiple_operation): Don't check that the register
2530 save offsets are monotonic.
2531 * config/mn10300/mn10300-protos.h: Update.
2533 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
2535 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
2536 in terms of the value on the stack, not the MDR register.
2538 2011-01-11 Jan Hubicka <jh@suse.cz>
2542 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
2543 (symbol_alias_set_destroy, symbol_alias_set_contains,
2544 propagate_aliases_backward): Declare.
2545 * lto-streamer-out.c (struct sets): New sturcture.
2546 (trivally_defined_alias): New function.
2547 (output_alias_pair_p): Rewrite.
2548 (output_unreferenced_globals): Fix output of alias pairs.
2549 (produce_symtab): Likewise.
2550 * ipa.c (function_and_variable_visibility): Set weak alias destination
2552 * varasm.c (symbol_alias_set_t): Remove.
2553 (symbol_alias_set_destroy): Export.
2554 (propagate_aliases_forward, propagate_aliases_backward): New functions
2556 (compute_visible_aliases): ... this one; remove.
2557 (trivially_visible_alias): New
2558 (trivially_defined_alias): New.
2559 (remove_unreachable_alias_pairs): Rewrite.
2560 (finish_aliases_1): Reorganize code checking if alias is defined.
2561 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
2564 2011-01-11 Richard Guenther <rguenther@suse.de>
2566 PR tree-optimization/46076
2567 * tree-ssa.c (useless_type_conversion_p): Conversions from
2568 unprototyped to empty argument list function types are useless.
2570 2011-01-11 Richard Guenther <rguenther@suse.de>
2573 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
2574 volatile MEMs as MEM_READONLY_P.
2576 2011-01-11 Richard Guenther <rguenther@suse.de>
2578 PR tree-optimization/47239
2579 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
2581 2011-01-11 Jeff Law <law@redhat.com>
2583 PR tree-optimization/47086
2584 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
2585 IVs from statements that might throw.
2587 2011-01-10 Jan Hubicka <jh@suse.cz>
2590 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
2592 2011-01-10 Jan Hubicka <jh@suse.cz>
2595 * profile.c (read_profile_edge_counts): Ignore profile inconistency
2596 when correcting profile.
2598 2011-01-10 Jan Hubicka <jh@suse.cz>
2601 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
2603 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
2604 Restore DECL_FINI_PRIORITY.
2606 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2608 * doc/gimple.texi: Fix quoting of multi-word return values in
2609 @deftypefn statements. Ensure presence of return value. Wrap
2610 overlong @deftypefn lines.
2611 (is_gimple_operand, is_gimple_min_invariant_address): Remove
2612 descriptions of removed functions.
2613 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
2614 of multi-word return value in @deftypefn statement.
2616 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2618 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
2619 (Conditional Expressions, Logical Operators)
2620 (Statement and operand traversals): Do not indent smallexample
2621 code. Fix duplicate function argument in example.
2623 2011-01-10 Jeff Law <law@redhat.com>
2625 PR tree-optimization/47141
2626 * ipa-split.c (split_function): Handle case where we are
2627 returning a value and the return block has a virtual operand phi.
2629 2011-01-10 Jan Hubicka <jh@suse.cz>
2631 PR tree-optimization/47234
2632 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
2633 (pass_feedback_split_functions): Declare.
2634 * passes.c (init_optimization_passes): Add ipa-split as subpass of
2636 * ipa-split.c (gate_split_functions): Update comments; disable
2637 split-functions for profile_arc_flag and branch_probabilities.
2638 (gate_feedback_split_functions): New function.
2639 (execute_feedback_split_functions): New function.
2640 (pass_feedback_split_functions): New global var.
2642 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
2645 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
2646 calling gimple_call_set_cannot_inline.
2648 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
2650 * config/darwin-sections.def: Remove unused section.
2652 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
2655 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
2657 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
2660 * c-parser.c (c_parser_declaration_or_fndef): Improved
2663 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
2665 * config/i386/winnt.c (i386_pe_start_function): Make sure
2666 to switch back to function's section.
2668 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
2672 * plugin.c: Move include of dlfcn.h from here...
2673 * system.h: ... to here.
2675 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2677 * doc/cpp.texi (C++ Named Operators): Fix markup for header
2679 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
2680 two extra empty pages in PDF output.
2682 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
2685 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
2686 for error recovery purposes behave as if it was not specified so
2687 that the default type is usd.
2689 2011-01-07 Jan Hubicka <jh@suse.cz>
2691 PR tree-optmization/46469
2692 * ipa.c (function_and_variable_visibility): Clear needed flags on
2693 nodes with external decls; handle weakrefs merging correctly.
2695 2011-01-07 Joseph Myers <joseph@codesourcery.com>
2697 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
2700 2011-01-07 Jan Hubicka <jh@suse.cz>
2702 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
2703 and no longer claim that gold is required for linker plugin.
2704 * configure: Regenerate.
2705 * gcc.c (PLUGIN_COND): New macro.
2706 (LINK_COMMAND_SPEC): Use it.
2707 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
2708 * config.in (HAVE_LTO_PLUGIN): New.
2709 * configure.ac (--with-lto-plugin): New parameter; autodetect
2712 2011-01-07 Jan Hubicka <jh@suse.cz>
2714 PR tree-optimization/46367
2715 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
2716 when we can update original.
2717 (cgraph_mark_inline_edge): Sanity check.
2718 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
2720 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2722 * config/spu/spu.h (ASM_COMMENT_START): Define.
2724 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
2728 (SWITCH_KEEP_FOR_GCC): Likewise.
2729 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
2730 (do_spec_1): Handle "%>".
2732 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
2734 2011-01-07 Jakub Jelinek <jakub@redhat.com>
2737 * config/i386/i386.c (ix86_delegitimize_address): If
2738 simplify_gen_subreg fails, return orig_x.
2741 * value-prof.c (gimple_stringop_fixed_value): Handle
2742 lhs of the call properly.
2744 2011-01-07 Jan Hubicka <jh@suse.cz>
2747 * lto-opt.c (lto_reissue_options): Set flag_shlib.
2749 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
2751 * target.def (function_switched_text_sections): New hook.
2752 * doc/tm.texi: Regenerated.
2753 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
2754 * final.c (default_function_switched_text_sections): New.
2755 (final_scan_insn): Call function_switched_text_sections when a
2756 mid-function section change occurs.
2757 * output.h (default_function_switched_text_sections): Declare.
2758 * config/darwin-protos.h (darwin_function_switched_text_sections):
2760 * config/darwin.c (darwin_function_switched_text_sections): New.
2761 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
2763 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
2765 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
2766 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
2767 the secondary code fragment when outputting for DWARF == 2.
2769 2011-01-07 Anatoly Sokolov <aesok@post.ru>
2771 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2772 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
2774 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
2775 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2777 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
2780 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
2781 when it is not empty.
2783 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
2786 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
2787 (case ${target}): Add btver1.
2788 * config/i386/driver-i386.c (host_detect_local_cpu): Let
2789 -march=native recognize btver1 processors.
2790 * config/i386/i386-c.c (ix86_target_macros_internal): Add
2791 btver1 def_and_undef
2792 * config/i386/i386.c (struct processor_costs btver1_cost): New
2794 (m_BTVER1): New definition.
2795 (m_AMD_MULTIPLE): Includes m_BTVER1.
2796 (initial_ix86_tune_features): Add btver1 tune.
2797 (processor_target_table): Add btver1 entry.
2798 (static const char *const cpu_names): Add btver1 entry.
2799 (software_prefetching_beneficial_p): Add btver1.
2800 (ix86_option_override_internal): Add btver1 instruction sets.
2801 (ix86_issue_rate): Add btver1.
2802 (ix86_adjust_cost): Add btver1.
2803 * config/i386/i386.h (TARGET_BTVER1): New definition.
2804 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
2805 (enum processor_type): Add PROCESSOR_BTVER1.
2806 * config/i386/i386.md (define_attr "cpu"): Add btver1.
2808 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2811 * config/i386/i386.c (legitimize_tls_address)
2812 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
2813 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
2814 (tls_initial_exec_64_sun): New pattern.
2816 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
2818 * doc/invoke.texi (Overall Options): Improve wording and markup
2819 of the description of -wrapper.
2821 2011-01-06 Joseph Myers <joseph@codesourcery.com>
2823 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
2824 rdynamic, threads): New Driver options.
2826 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2829 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
2830 if coming from .tdata.
2831 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
2833 2011-01-06 Jan Hubicka <jh@suse.cz>
2836 * collect2.c (main): Do not enable LTOmode when plugin is active.
2838 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2841 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
2842 --version output if supported.
2843 * configure: Regenerate.
2845 2011-01-06 Joseph Myers <joseph@codesourcery.com>
2847 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
2850 2011-01-06 Jakub Jelinek <jakub@redhat.com>
2853 * c-convert.c (convert): When converting a complex expression
2854 other than COMPLEX_EXPR to a different complex type, ensure
2855 c_save_expr is called instead of save_expr, unless in_late_binary_op.
2856 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
2857 when converting COMPLEX_TYPE.
2859 2011-01-06 Ira Rosen <irar@il.ibm.com>
2861 PR tree-optimization/47139
2862 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
2863 only the last reduction value is used outside the loop. Update
2866 2011-01-05 Joseph Myers <joseph@codesourcery.com>
2868 * config/rtems.opt: New.
2869 * config.gcc (*-*-rtems*): Use rtems.opt.
2871 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
2873 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
2874 processors do not support 3DNow instructions.
2876 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2878 * config/spu/spu.c (spu_option_override): Set parameter
2879 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
2881 2011-01-05 Jan Hubicka <jh@suse.cz>
2883 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
2884 at the command line.
2886 2011-01-05 Martin Jambor <mjambor@suse.cz>
2889 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
2890 deltas on streamed outgoing edges.
2891 (output_node_opt_summary): Output info for outgoing edges only when
2892 the node is in new parameter set.
2893 (output_cgraph_opt_summary): New parameter set, passed to the two
2894 aforementioned functions. Update its forward declaration and its
2897 2011-01-05 Tom Tromey <tromey@redhat.com>
2899 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
2900 operator to c_finish_omp_atomic.
2901 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
2902 (build_unary_op): Update.
2903 (build_modify_expr): Update.
2904 (build_asm_expr): Update.
2906 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2908 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
2909 newly inserted insns.
2911 (spu_emit_branch_hint): Likewise.
2912 (insert_hbrp_for_ilb_runout): Likewise.
2913 (spu_machine_dependent_reorg): Call df_finish_pass after
2914 schedule_insns returns.
2916 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2918 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
2920 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
2922 PR tree-optimization/47005
2923 * tree-sra.c (struct access): Add 'non_addressable' bit.
2924 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
2925 (decide_one_param_reduction): Return 0 if the parameter is passed by
2926 reference and one of the accesses in the group is non_addressable.
2928 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
2930 PR tree-optimization/47056
2931 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
2932 (mark_load): Likewise. Handle FUNCTION_DECL specially.
2933 (mark_store): Likewise. Pass STMT to ipa_record_reference.
2935 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
2937 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
2938 initializer. Skip view conversions from aggregate types.
2940 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
2943 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
2945 2011-01-04 Philipp Thomas <pth@suse.de>
2947 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
2950 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2952 * function.c (thread_prologue_and_epilogue_insns): Do not crash
2953 on empty epilogue sequences.
2955 2011-01-04 Joseph Myers <joseph@codesourcery.com>
2957 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
2958 non-static): New Driver options.
2960 2011-01-04 Jie Zhang <jie@codesourcery.com>
2963 * gcc.c (default_compilers[]): Set combinable field to 0
2964 for all assembly languages.
2966 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
2968 * config/mips/loongson3a.md: New file.
2969 * config/mips/mips.md: Include loongson3a.md.
2970 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
2973 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
2976 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
2977 instead of convert_memory_address_addr_space on the base expression.
2979 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2981 * config/spu/spu.c (spu_option_override): Update error text
2982 for bad -march= / -mtune= values.
2984 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2986 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
2987 if branch-hint optimization will be performed.
2989 2011-01-03 Jakub Jelinek <jakub@redhat.com>
2991 PR tree-optimization/47148
2992 * ipa-split.c (split_function): Convert arguments to
2993 DECL_ARG_TYPE if possible.
2995 PR tree-optimization/47155
2996 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
2999 PR rtl-optimization/47157
3000 * combine.c (try_combine): If undobuf.other_insn becomes
3001 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3002 and set *new_direct_jump_p too.
3004 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3006 PR tree-optimization/47021
3007 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3009 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3011 * gcc.c (process_command): Update copyright notice dates.
3012 * gcov.c (print_version): Likewise.
3013 * gcov-dump.c (print_version): Likewise.
3014 * mips-tfile.c (main): Likewise.
3015 * mips-tdump.c (main): Likewise.
3017 2011-01-03 Martin Jambor <mjambor@suse.cz>
3019 PR tree-optimization/46801
3020 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3021 aggregate fields start at byte boundary instead of the bit-field flag.
3023 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3026 * gcc.c (main): Revert revision 168407.
3028 2011-01-03 Martin Jambor <mjambor@suse.cz>
3030 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3032 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3034 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3035 vector optab to expand vector/scalar shift, update gimple to vector.
3037 2011-01-03 Martin Jambor <mjambor@suse.cz>
3039 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3042 2011-01-03 Martin Jambor <mjambor@suse.cz>
3044 PR tree-optimization/46984
3045 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3047 (cgraph_create_indirect_edge): Fixed line length.
3048 (cgraph_indirect_call_info): Declare.
3049 (cgraph_make_edge_direct) Update declaration.
3050 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3051 (cgraph_create_indirect_edge): Use it.
3052 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3054 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3055 the new thunk_delta representation.
3056 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3058 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3059 (ipa_read_indirect_edge_info): Likewise.
3060 * lto-cgraph.c (output_edge_opt_summary): New function.
3061 (output_node_opt_summary): Call it on all outgoing edges.
3062 (input_edge_opt_summary): New function.
3063 (input_node_opt_summary): Call it on all outgoing edges.
3065 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3068 * gcc.c (main): Don't check have_o when settting combine_inputs.
3070 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3072 * regrename.c: Add general comment describing the pass.
3073 (struct du_head): Remove 'length' field.
3074 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3075 (regrename_optimize): Do not sort chains. Rework comments, add others.
3076 Force renaming to the preferred class (if any) in the first pass and do
3077 not consider registers that belong to it in the second pass.
3078 (create_new_chain): Do not set 'length' field.
3079 (scan_rtx_reg): Likewise.
3081 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3083 PR tree-optimization/47140
3084 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3085 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3088 PR rtl-optimization/47028
3089 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3090 parm_birth_insn instead of at the beginning of first bb.
3092 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3094 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3095 Remove the word "see" before "@pxref".
3096 * doc/rtl.texi: Remove the word "see" before "@pxref".
3098 2011-01-01 Jan Hubicka <jh@suse.cz>
3100 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3103 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3106 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3109 Copyright (C) 2011 Free Software Foundation, Inc.
3111 Copying and distribution of this file, with or without modification,
3112 are permitted in any medium without royalty provided the copyright
3113 notice and this notice are preserved.