1 2011-02-08 Nick Clifton <nickc@redhat.com>
3 * config/mn10300/mn10300.opt (mliw): New command line option.
4 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
5 (liw_bundling): New automaton.
7 (liw_op): New attribute.
8 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
9 (movsi_internal): Add LIW attributes.
13 (addsi3): Separate register and immediate alternatives.
21 * config/mn10300/mn10300.c (liw_op_names): New
22 (mn10300_print_operand): Handle 'W' operand descriptor.
23 (extract_bundle): New function.
24 (check_liw_constraints): New function.
25 (liw_candidate): New function.
26 (mn10300_bundle_liw): New function.
27 (mn10300_reorg): New function.
28 (TARGET_MACHINE_DEPENDENT_REORG): Define.
29 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
30 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
31 __LIW__ or __NO_LIW__.
32 * doc/invoke.texi: Describe the -mliw command line option.
34 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
36 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
37 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
38 pthread_mutex_unlock): Remove.
39 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
40 * config/pa/t-pa64: Likewise.
41 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
42 shared libc if not linking against libpthread.
43 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
45 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
48 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
49 on 10.6 and later to ensure that we always use the unwinder from
50 the system. Only add -no_compact_unwind when tarteting darwin
53 2011-02-07 Steve Ellcey <sje@cup.hp.com>
56 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
57 (vec_interleave_lowv2sf): Ditto.
58 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
59 (vec_extract_oddv2sf): Ditto.
61 2011-02-07 Mike Stump <mikestump@comcast.net>
64 Add __ieee_divdc3 entry point.
65 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
67 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
68 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
69 * config/darwin.c (darwin_rename_builtins): Add.
70 * config/darwin-protos.h (darwin_rename_builtins): Add.
72 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
75 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
78 2011-02-07 Mike Stump <mikestump@comcast.net>
80 * config/darwin.opt (mmacosx-version-min): Update default OS
83 2011-02-07 Denis Chertykov <chertykov@gmail.com>
86 * config/avr/libgcc.S (exit): Move .endfunc
88 2011-02-07 Richard Guenther <rguenther@suse.de>
90 PR tree-optimization/47615
91 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
92 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
93 (run_scc_vn): Initialize it.
94 (visit_reference_op_load): Use it.
95 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
97 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
99 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
100 DImode trapping arithmetic libfuncs.
102 2011-02-07 Richard Guenther <rguenther@suse.de>
104 PR tree-optimization/47621
105 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
107 (execute_update_addresses_taken): ... here. Make it more
108 conservative in what we accept.
110 2011-02-06 Joseph Myers <joseph@codesourcery.com>
112 * config/sparc/freebsd.h (ASM_SPEC): Define.
113 * config/sparc/vxworks.h (ASM_SPEC): Define.
115 2011-02-06 Joseph Myers <joseph@codesourcery.com>
117 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
119 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
121 * doc/invoke.texi: Remove reference to compiler internals from
124 * reg-notes.def: Remove REG_VALUE_PROFILE.
125 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
127 2011-02-05 Jakub Jelinek <jakub@redhat.com>
130 * varasm.c (default_section_type_flags): If decl is NULL,
131 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
133 2011-02-05 Jie Zhang <jie@codesourcery.com>
136 * web.c (entry_register): Don't clobber the number of the
137 first uninitialized reference in used[].
139 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
141 PR tree-optimization/46194
142 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
143 (build_classic_dist_vector_1): Do not represent classic distance
144 vectors when the access functions are variating in different loops.
146 2011-02-04 Joseph Myers <joseph@codesourcery.com>
148 * config/mips/iris6.opt: New.
149 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
151 2011-02-04 Richard Henderson <rth@redhat.com>
152 Steve Ellcey <sje@cup.hp.com>
155 * config/ia64/predicates.md (mux1_brcst_element): New.
156 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
157 * config/ia64/ia64.c (ia64_unpack_assemble): New.
158 (ia64_unpack_sign): New.
159 (ia64_expand_unpack): Rewrite using new routines.
160 (ia64_expand_widen_sum): Ditto.
161 (ia64_expand_dot_prod_v8qi): Ditto.
162 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
163 routines, add endian check.
164 (pmpy2_even): Rename from pmpy2_r, add endian check.
165 (pmpy2_odd): Rename from pmpy2_l, add endian check.
166 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
167 (vec_widen_smult_hi_v4hi): Ditto.
168 (vec_widen_umult_lo_v4hi): Ditto.
169 (vec_widen_umult_hi_v4hi): Ditto.
170 (mulv2si3): Change endian checks.
171 (sdot_prodv4hi): Rewrite with new calls.
172 (udot_prodv4hi): New.
173 (vec_pack_ssat_v4hi): Add endian check.
174 (vec_pack_usat_v4hi): Ditto.
175 (vec_pack_ssat_v2si): Ditto.
176 (max1_even): Rename from max1_r, add endian check.
177 (max1_odd): Rename from max1_l, add endian check.
178 (*mux1_rev): Format change.
182 (*mux1_brcst_v8qi): Use new predicate.
183 (vec_extract_evenv8qi): Remove endian check.
184 (vec_extract_oddv8qi): Ditto.
185 (vec_interleave_lowv4hi): Format change.
186 (vec_interleave_highv4hi): Ditto.
187 (mix2_even): Rename from mix2_r, add endian check.
188 (mix2_odd): Rename from mux2_l, add endian check.
189 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
190 (vec_extract_evenodd_helper): Format change.
191 (vec_extract_evenv4hi): Remove endian check.
192 (vec_extract_oddv4hi): Remove endian check.
193 (vec_interleave_lowv2si): Format change.
194 (vec_interleave_highv2si): Format change.
195 (vec_initv2si): Remove endian check.
196 (vecinit_v2si): Add endian check.
197 (reduc_splus_v2sf): Add endian check.
198 (reduc_smax_v2sf): Ditto.
199 (reduc_smin_v2sf): Ditto.
200 (vec_initv2sf): Remove endian check.
201 (fpack): Add endian check.
202 (fswap): Add endian check.
203 (vec_interleave_highv2sf): Add endian check.
204 (vec_interleave_lowv2sf): Add endian check.
205 (fmix_lr): Add endian check.
206 (vec_setv2sf): Format change.
207 (*vec_extractv2sf_0_be): Use shift to extract operand.
208 (*vec_extractv2sf_1_be): New.
209 (vec_pack_trunc_v4hi): Add endian check.
210 (vec_pack_trunc_v2si): Format change.
212 2011-02-04 Jakub Jelinek <jakub@redhat.com>
215 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
216 do bb, locus and block comparison and disallow loads if it is not set.
217 (stmt_is_replaceable_p): New function.
218 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
220 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
221 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
223 * tree-flow.h (stmt_is_replaceable_p): New prototype.
225 2011-02-04 Joseph Myers <joseph@codesourcery.com>
227 * config/rs6000/xilinx.opt: New.
228 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
230 2011-02-04 Joseph Myers <joseph@codesourcery.com>
232 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
234 2011-02-03 Anatoly Sokolov <aesok@post.ru>
236 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
237 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
238 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
239 secondary_reload_info, xtensa_secondary_reload): Remove.
240 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
241 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
242 (xtensa_preferred_reload_class): Make static. Change return and
243 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
244 Use CONST_DOUBLE_P predicate.
245 (xtensa_preferred_output_reload_class): New function.
246 (xtensa_secondary_reload): Make static.
248 2011-02-03 Joseph Myers <joseph@codesourcery.com>
250 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
251 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
252 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
254 2011-02-03 Jakub Jelinek <jakub@redhat.com>
257 * output.h (SECTION_RELRO): Define.
258 (SECTION_MACH_DEP): Adjust.
259 (get_variable_section): New prototype.
260 * varpool.c (varpool_finalize_named_section_flags): New function.
261 (varpool_assemble_pending_decls): Call it.
262 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
263 * cgraphunit.c (cgraph_output_in_order): Call
264 varpool_finalize_named_section_flags.
265 * varasm.c (get_section): Allow section flags conflicts between
266 relro and read-only sections if the section hasn't been declared yet.
267 Set SECTION_OVERRIDE after diagnosing section type conflict.
268 (get_variable_section): No longer static.
269 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
270 readonly sections that need relocations.
271 (decl_readonly_section_1): New function.
272 (decl_readonly_section): Use it.
275 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
276 Steve Ellcey <sje@cup.hp.com>
279 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
280 if section attribute used.
282 2011-02-03 Jakub Jelinek <jakub@redhat.com>
284 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
285 * config/darwin.c (SECTION_NO_ANCHOR): Define.
286 (darwin_init_sections): Remove assertion.
288 2011-02-03 Nick Clifton <nickc@redhat.com>
290 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
292 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
293 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
294 instead of "n" and "pz".
295 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
298 2011-02-03 Jakub Jelinek <jakub@redhat.com>
301 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
302 fma, expand FMA_EXPR as fma{,f,l} call.
305 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
306 copy them into a unsigned char variable and pass address of it to
307 lto_output_data_stream.
310 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
311 around backend_init_target and lang_dependent_init_target calls.
312 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
313 (verify_cgraph_node): Don't call set_cfun here. Use
314 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
315 Set error_found for incorrectly represented calls to thunks.
317 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
320 PR rtl-optimization/43494
321 * rtl.h (for_each_inc_dec_fn): New type.
322 (for_each_inc_dec): Declare.
323 * rtlanal.c (struct for_each_inc_dec_ops): New type.
324 (for_each_inc_dec_find_inc_dec): New fn.
325 (for_each_inc_dec_find_mem): New fn.
326 (for_each_inc_dec): New fn.
327 * dse.c (struct insn_size): Remove.
328 (replace_inc_dec, replace_inc_dec_mem): Remove.
329 (emit_inc_dec_insn_before): New fn.
330 (check_for_inc_dec): Use it, along with for_each_inc_dec.
331 (canon_address): Pass mem modes to cselib_lookup.
332 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
333 (cselib_lookup_from_insn): Likewise.
334 (cselib_subst_to_values): Likewise.
335 * cselib.c (find_slot_memmode): New var.
336 (cselib_find_slot): New fn. Use it instead of
337 htab_find_slot_with_hash everywhere.
338 (entry_and_rtx_equal_p): Use find_slot_memmode.
339 (autoinc_split): New fn.
340 (rtx_equal_for_cselib_p): Rename and implement in terms of...
341 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
342 Deal with autoinc. Special-case recursion into MEMs.
343 (cselib_hash_rtx): Likewise.
344 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
345 address and MEM modes.
346 (cselib_subst_to_values): Add memmode, pass it on.
348 (cselib_lookup): Add memmode argument, pass it on.
349 (cselib_lookup_from_insn): Add memmode.
350 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
351 (struct cselib_record_autoinc_data): New.
352 (cselib_record_autoinc_cb): New fn.
353 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
354 mode to cselib_lookup. Reset autoinced REGs here instead of...
355 (cselib_process_insn): ... here.
356 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
358 (add_uses): Likewise, also to cselib_subst_to_values.
359 (add_stores): Likewise.
360 * sched-deps.c (add_insn_mem_dependence): Pass mode to
361 cselib_subst_to_values.
362 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
363 * gcse.c (do_local_cprop): Adjusted.
364 * postreload.c (reload_cse_simplify_set): Adjusted.
365 (reload_cse_simplify_operands): Adjusted.
366 * sel-sched-dump (debug_mem_addr_value): Pass mode.
368 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
370 PR tree-optimization/45122
371 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
372 unsafe assumptions when there's more than one loop exit.
374 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
377 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
378 Document using vector double with the load/store builtins, and
379 that the load/store builtins always use Altivec instructions.
381 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
382 to use altivec memory instructions, even on VSX.
383 (vector_altivec_store_<mode>): Ditto.
385 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
388 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
389 V2DF, V2DI support to load/store overloaded builtins.
391 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
392 altivec load/store builtins for V2DF/V2DI types.
394 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
395 set avoid indexed addresses on power6 if -maltivec.
396 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
397 vector_altivec_load/vector_altivec_store builtins.
398 (altivec_expand_st_builtin): Ditto.
399 (altivec_expand_builtin): Add VSX memory builtins.
400 (rs6000_init_builtins): Add V2DI types to internal types.
401 (altivec_init_builtins): Add support for V2DF/V2DI altivec
403 (rs6000_address_for_altivec): Insure memory address is appropriate
406 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
407 vec_vsx_ld and vec_vsx_st.
408 (vsx_store_<mode>): Ditto.
410 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
411 variables to hold long long types for VSX vector memory builtins.
412 (RS6000_BTI_unsigned_long_long): Ditto.
413 (long_long_integer_type_internal_node): Ditti.
414 (long_long_unsigned_type_internal_node): Ditti.
416 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
417 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
418 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
420 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
424 2011-02-02 Joseph Myers <joseph@codesourcery.com>
426 * config/pa/pa-hpux10.opt: New.
427 * config/hpux11.opt (pthread): New Driver option.
428 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
429 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
431 2011-02-02 Joseph Myers <joseph@codesourcery.com>
433 * config/ia64/vms.opt: New.
434 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
436 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
439 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
440 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
442 (vsx_floatuns<VSi><mode>2): Ditto.
443 (vsx_fix_trunc<mode><VSi>2): Ditto.
444 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
446 2011-02-02 Joseph Myers <joseph@codesourcery.com>
448 * config/i386/djgpp.opt (posix): New Driver option.
450 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
452 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
453 Move to the unsupported targets list.
455 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
457 PR rtl-optimization/47525
458 * df-scan.c: Update copyright years.
459 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
460 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
462 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
464 * config/i386/sysv4.h (TARGET_VERSION): Remove.
465 (SUBTARGET_RETURN_IN_MEMORY): Remove.
466 (ASM_OUTPUT_ASCII): Remove.
467 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
469 2011-02-02 Jeff Law <law@redhat.com>
472 * reload.c (find_reloads_address): Handle reg+d address where both
473 components are invalid by reloading the entire address.
475 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
476 Richard Guenther <rguenther@suse.de>
478 PR tree-optimization/40979
480 * passes.c (init_optimization_passes): After LIM call copy_prop
482 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
484 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
486 PR tree-optimization/47576
487 PR tree-optimization/47555
488 * doc/invoke.texi (scev-max-expr-complexity): Documented.
489 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
490 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
491 * tree-scalar-evolution.c (follow_ssa_edge): Use
492 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
494 2011-02-02 Richard Guenther <rguenther@suse.de>
496 PR tree-optimization/47566
497 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
499 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
503 * tree-inline.c (declare_return_variable): Remove unused caller
508 * tree-flow-inline.h (clear_is_used, is_used_p): New.
509 * cfgexpand.c (account_used_vars_for_block): Use them.
510 * tree-nrv.c (tree_nrv): Likewise.
511 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
512 (dump_scope_block): Likewise.
513 (remove_unused_locals): Likewise.
517 * tree-inline.c (declare_return_variable): Add result decl to
518 local decls only once.
519 * gimple-low.c (record_vars_into): Mark newly-created variables
522 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
528 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
530 (no_real_insns_p, schedule_block, set_priorities): Drop special
531 treatment of boundary debug insns.
532 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
533 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
534 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
535 (BOUNDARY_DEBUG_INSN_P): Likewise.
536 (SCHEDULE_DEBUG_INSN_P): Likewise.
537 * sched-rgn.c (init_ready_list): Drop special treatment of
538 boundary debug insns.
539 * final.c (rest_of_clean_state): Clear notes' BB.
541 2011-02-01 Joseph Myers <joseph@codesourcery.com>
543 * config/openbsd.opt (assert=): New Driver option.
545 2011-02-01 Joseph Myers <joseph@codesourcery.com>
547 * config/i386/nto.opt: New.
548 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
550 2011-02-01 Joseph Myers <joseph@codesourcery.com>
552 * config/i386/netware.opt: New.
553 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
555 2011-02-01 Joseph Myers <joseph@codesourcery.com>
557 * config/interix.opt (posix): New Driver option.
559 2011-02-01 DJ Delorie <dj@redhat.com>
561 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
563 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
566 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
568 PR tree-optimization/47561
569 * toplev.c (process_options): Print the Graphite flags. Add
570 flag_loop_flatten to the list of options requiring Graphite.
572 2011-02-01 Joseph Myers <joseph@codesourcery.com>
574 * config/i386/cygming.opt (posix): New Driver option.
576 2011-02-01 Joseph Myers <joseph@codesourcery.com>
578 * config/arm/vxworks.opt: New.
579 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
581 2011-02-01 Joseph Myers <joseph@codesourcery.com>
583 * config/alpha/elf.opt: New.
584 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
585 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
587 2011-02-01 Richard Guenther <rguenther@suse.de>
589 PR tree-optimization/47559
590 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
591 store-motion on references that can throw.
593 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
595 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
596 * tree-pass.h (TDF_CSELIB): New macro.
597 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
598 cselib_lookup): Check for it rather than for TDF_DETAILS.
600 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
603 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
606 * opts.c (finish_options): Don't add x_aux_base_name if it is
609 2011-02-01 Richard Guenther <rguenther@suse.de>
611 PR tree-optimization/47555
613 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
615 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
617 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
620 * config/lm32/t-lm32: Add multilib for all CPU options.
622 2011-02-01 Richard Guenther <rguenther@suse.de>
624 PR tree-optimization/47541
625 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
626 sure to have a field at offset zero.
628 2011-01-31 Joseph Myers <joseph@codesourcery.com>
630 * config/arc/arc.opt (EB, EL): New Driver options.
632 2011-01-31 Joseph Myers <joseph@codesourcery.com>
634 * config/alpha/osf5.opt: New.
635 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
637 2011-01-31 Joseph Myers <joseph@codesourcery.com>
639 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
641 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
643 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
645 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
646 is an alias of -floop-interchange and that it requires the
647 Graphite infrastructure.
648 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
649 flag_loop_interchange based on the value of flag_tree_loop_linear.
651 2011-01-31 Jakub Jelinek <jakub@redhat.com>
652 Richard Guenther <rguenther@suse.de>
654 PR tree-optimization/47538
655 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
656 type instead of r1type, except for comparisons. For right
657 shifts and comparisons punt if there are mismatches in
658 sizetype vs. non-sizetype types.
660 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
662 * doc/sourcebuild.texi (Effective-Target Keywords): Document
665 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
667 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
669 * configure: Regenerate.
671 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
673 * configure.ac (gcc_cv_ld_static_option): Define.
674 (gcc_cv_ld_dynamic_option): Define.
675 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
677 (HAVE_LD_STATIC_DYNAMIC): Update message.
678 (LD_STATIC_OPTION): Define.
679 (LD_DYNAMIC_OPTION): Define.
680 * configure: Regenerate.
681 * config.in: Regenerate.
682 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
683 HAVE_LD_STATIC_DYNAMIC]: Use them.
685 2011-01-31 Nick Clifton <nickc@redhat.com>
687 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
688 registers inside interrupt handlers if the handler is not a leaf
691 2011-01-31 Nick Clifton <nickc@redhat.com>
693 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
694 reg_renumber returning an INVALID_REGNUM.
696 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
699 * doc/install.texi: Document host options discarded when cross
700 configuring target libraries.
702 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
705 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
708 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
710 (no_real_insns_p, schedule_block, set_priorities): Drop special
711 treatment of boundary debug insns.
712 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
713 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
714 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
715 (BOUNDARY_DEBUG_INSN_P): Likewise.
716 (SCHEDULE_DEBUG_INSN_P): Likewise.
717 * sched-rgn.c (init_ready_list): Drop special treatment of
718 boundary debug insns.
719 * final.c (rest_of_clean-state): Clear notes' BB.
721 2011-01-31 Alan Modra <amodra@gmail.com>
723 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
724 toc relative expressions as we do in print_operand_address.
726 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
728 * doc/extend.texi: Follow spelling conventions.
729 * doc/invoke.texi: Fix a typo.
731 2011-01-30 Joseph Myers <joseph@codesourcery.com>
733 * config/hpux11.opt: New.
734 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
735 ia64*-*-hpux*): Use hpux11.opt.
737 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
739 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
742 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
744 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
747 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
749 * doc/install.texi (Binaries): Remove outdated reference for
750 Motorola 68HC11/68HC12 downloads.
752 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
754 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
757 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
760 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
763 2011-01-28 Ahmad Sharif <asharif@google.com>
765 * value-prof.c (check_counter): Corrected error message.
767 2011-01-29 Jie Zhang <jie@codesourcery.com>
769 * config/arm/arm.c (arm_legitimize_reload_address): New.
770 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
771 arm_legitimize_reload_address.
772 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
774 2011-01-28 Ian Lance Taylor <iant@google.com>
776 * godump.c (go_define): Ignore macros whose definitions include
777 two adjacent operands.
779 2011-01-28 Jakub Jelinek <jakub@redhat.com>
782 * varasm.c (force_const_mem): Store copy of x in desc->constant
784 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
785 itself into REG_EQUAL note.
787 2011-01-28 Joseph Myers <joseph@codesourcery.com>
789 * config/freebsd.opt (posix, rdynamic): New Driver options.
791 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
793 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
795 * configure: Regenerate.
797 2011-01-27 Joseph Myers <joseph@codesourcery.com>
799 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
800 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
802 2011-01-27 Anatoly Sokolov <aesok@post.ru>
804 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
805 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
806 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
807 (s390_preferred_reload_class): Make static. Change return and
808 'rclass' argument type to reg_class_t.
810 2011-01-27 Jan Hubicka <jh@suse.cz>
813 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
814 (process_function_and_variable_attributes): Check defined weakrefs.
816 2011-01-27 Martin Jambor <mjambor@suse.cz>
818 PR tree-optimization/47228
819 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
820 build_ref_for_offset.
822 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
824 * config/spu/spu-elf.h (ASM_SPEC): Remove.
826 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
828 PR rtl-optimization/46856
829 * postreload.c (reload_combine_recognize_const_pattern): Do not
830 separate cc0 setter and user on cc0 targets.
832 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
835 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
836 passed a VOID_TYPE expression, immediately emit an error and
837 return error_mark_node.
839 2011-01-26 Jeff Law <law@redhat.com>
841 PR rtl-optimization/47464
842 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
843 rather than may_trap_p as needed.
845 2011-01-26 DJ Delorie <dj@redhat.com>
847 PR rtl-optimization/46878
848 * combine.c (insn_a_feeds_b): Check for the implicit cc0
849 setter/user dependency as well.
851 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
853 PR rtl-optimization/44469
854 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
855 after removing trivially dead basic blocks.
857 2011-01-26 Joseph Myers <joseph@codesourcery.com>
859 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
860 * config/frv/frv.h (LINK_SPEC): Likewise.
861 * config/i386/netware.h (LINK_SPEC): Likewise.
862 * config/m68k/linux.h (ASM_SPEC): Likewise.
863 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
864 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
865 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
866 * config/sparc/linux.h (ASM_SPEC): Likewise.
867 * config/sparc/linux64.h (ASM_SPEC): Likewise.
868 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
870 2011-01-26 Joseph Myers <joseph@codesourcery.com>
872 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
873 * config/frv/frv.h (ASM_SPEC): Likewise.
874 * config/m68k/linux.h (ASM_SPEC): Likewise.
875 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
876 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
877 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
878 * config/sparc/linux.h (ASM_SPEC): Likewise.
879 * config/sparc/linux64.h (ASM_SPEC): Likewise.
880 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
882 2011-01-26 Joseph Myers <joseph@codesourcery.com>
884 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
885 * config/frv/frv.h (LINK_SPEC): Likewise.
886 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
888 2011-01-26 Joseph Myers <joseph@codesourcery.com>
890 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
891 * config/frv/frv.h (ASM_SPEC): Likewise.
892 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
893 * config/m68k/linux.h (ASM_SPEC): Likewise.
894 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
895 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
896 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
897 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
898 * config/sparc/linux.h (ASM_SPEC): Likewise.
899 * config/sparc/linux64.h (ASM_SPEC): Likewise.
900 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
901 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
903 2011-01-26 Steve Ellcey <sje@cup.hp.com>
906 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
908 (vec_extract_evenodd_help): Ditto.
909 (vec_extract_evenv4hi): Ditto.
910 (vec_extract_oddv4hi): Ditto.
911 (vec_interleave_lowv2si): Ditto.
912 (vec_interleave_highv2si): Ditto.
913 (vec_extract_evenv2si): Ditto.
914 (vec_extract_oddv2si: Ditto.
915 (vec_pack_trunc_v2si): Ditto.
917 2011-01-22 Jan Hubicka <jh@suse.cz>
920 * cgraph.h (cgraph_local_info): New field can_change_signature.
921 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
922 signature can change.
923 (ipcp_estimate_growth): Call sequence simplify only if calle signature
925 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
926 (cgraph_function_versioning): We can not change signature of functions
927 that don't allow that.
928 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
929 (lto_input_node): Likewise.
930 * ipa-inline.c (compute_inline_parameters): Compute
931 local.can_change_signature.
932 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
933 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
934 functions that can not change signature.
935 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
936 init_cumulative_args): Do not use local calling conventions
937 for functions that can not change signature.
939 2011-01-22 Jan Hubicka <jh@suse.cz>
941 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
943 2011-01-26 Richard Guenther <rguenther@suse.de>
945 PR tree-optimization/47190
946 * cgraphunit.c (process_common_attributes): New function.
947 (process_function_and_variable_attributes): Use it.
949 2011-01-26 Richard Guenther <rguenther@suse.de>
952 * cgraphbuild.c (record_eh_tables): Record reference to personality
955 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
958 * sel-sched.c (moveup_expr): Don't let debug insns prevent
959 non-debug insns from moving up.
961 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
964 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
965 t-dlldir{,-x} fragment for build and add it to tmake_file.
966 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
967 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
968 * config/i386/t-dlldir: New file.
969 (SHLIB_DLLDIR): Define.
970 * config/i386/t-dlldir-x: New file.
971 (SHLIB_DLLDIR): Define.
972 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
973 (SHLIB_INSTALL): Use it.
975 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
978 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
979 lower bound of the allowed Thumb-2 coprocessor load/store
980 index range to -256. Add explaining comment.
982 2011-01-25 Ian Lance Taylor <iant@google.com>
984 * godump.c (go_define): Improve lexing of macro expansion to only
985 accept expressions which match Go spec.
987 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
990 * tree.c (handle_dll_attribute): Handle it.
991 * doc/extend.texi (@item dllexport): Mention it.
992 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
994 2011-01-25 Ian Lance Taylor <iant@google.com>
996 PR tree-optimization/26854
997 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
998 (decl_jump_unsafe): Move higher in file, with no other change.
999 (bind): Set has_jump_unsafe_decl if appropriate.
1000 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1001 (check_earlier_gotos): Likewise.
1002 (c_check_switch_jump_warnings): Likewise.
1004 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1006 * doc/invoke.texi (Warning Options): Add missing hyphen.
1007 (-fprofile-dir): Minor grammatical fixes.
1008 (-fbranch-probabilities): Likewise.
1010 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1014 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1016 (no_real_insns_p, schedule_block, set_priorities): Drop special
1017 treatment of boundary debug insns.
1018 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1019 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1020 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1021 (BOUNDARY_DEBUG_INSN_P): Likewise.
1022 (SCHEDULE_DEBUG_INSN_P): Likewise.
1023 * sched-rgn.c (init_ready_list): Drop special treatment of
1024 boundary debug insns.
1025 * final.c (rest_of_clean-state): Clear notes' BB.
1027 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1029 * Makefile.in (LAMBDA_H): Removed.
1030 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1031 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1032 lambda-trans.o, and tree-loop-linear.o.
1033 (lto-symtab.o): Remove dependence on LAMBDA_H.
1034 (tree-loop-linear.o): Remove rule.
1035 (lambda-mat.o): Same.
1036 (lambda-trans.o): Same.
1037 (lambda-code.o): Same.
1038 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1039 (tree-vect-slp.o): Same.
1040 * hwint.h (gcd): Moved here.
1041 (least_common_multiple): Same.
1042 * lambda-code.c: Removed.
1043 * lambda-mat.c: Removed.
1044 * lambda-trans.c: Removed.
1045 * lambda.h: Removed.
1046 * tree-loop-linear.c: Removed.
1047 * lto-symtab.c: Do not include lambda.h.
1048 * omega.c (gcd): Removed.
1049 * passes.c (init_optimization_passes): Remove pass_linear_transform.
1050 * tree-data-ref.c (print_lambda_vector): Moved here.
1051 (lambda_vector_copy): Same.
1052 (lambda_matrix_copy): Same.
1053 (lambda_matrix_id): Same.
1054 (lambda_vector_first_nz): Same.
1055 (lambda_matrix_row_add): Same.
1056 (lambda_matrix_row_exchange): Same.
1057 (lambda_vector_mult_const): Same.
1058 (lambda_vector_negate): Same.
1059 (lambda_matrix_row_negate): Same.
1060 (lambda_vector_equal): Same.
1061 (lambda_matrix_right_hermite): Same.
1062 * tree-data-ref.h: Do not include lambda.h.
1063 (lambda_vector): Moved here.
1064 (lambda_matrix): Same.
1065 (dependence_level): Same.
1066 (lambda_transform_legal_p): Removed declaration.
1067 (lambda_collect_parameters): Same.
1068 (lambda_compute_access_matrices): Same.
1069 (lambda_vector_gcd): Same.
1070 (lambda_vector_new): Same.
1071 (lambda_vector_clear): Same.
1072 (lambda_vector_lexico_pos): Same.
1073 (lambda_vector_zerop): Same.
1074 (lambda_matrix_new): Same.
1075 * tree-flow.h (least_common_multiple): Removed declaration.
1076 * tree-parloops.c (lambda_trans_matrix): Moved here.
1078 (LTM_ROWSIZE): Same.
1079 (LTM_COLSIZE): Same.
1080 (LTM_DENOMINATOR): Same.
1081 (lambda_trans_matrix_new): Same.
1082 (lambda_matrix_vector_mult): Same.
1083 (lambda_transform_legal_p): Same.
1084 * tree-pass.h (pass_linear_transform): Removed declaration.
1085 * tree-ssa-loop.c (tree_linear_transform): Removed.
1086 (gate_tree_linear_transform): Removed.
1087 (pass_linear_transform): Removed.
1088 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1089 flag_loop_interchange.
1091 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1093 PR tree-optimization/47265
1094 PR tree-optimization/47443
1095 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1096 if name still has some uses.
1098 2011-01-25 Martin Jambor <mjambor@suse.cz>
1100 PR tree-optimization/47382
1101 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1102 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1104 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1106 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1107 sjlj_except_unwind_info.
1109 2011-01-25 Richard Guenther <rguenther@suse.de>
1111 PR tree-optimization/47426
1112 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1113 visible functions results escape.
1115 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1118 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1119 (arm_get_frame_offsets): Use it.
1121 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1122 Jakub Jelinek <jakub@redhat.com>
1124 PR tree-optimization/47271
1125 * tree-if-conv.c (bb_postdominates_preds): New.
1126 (if_convertible_bb_p): Call bb_postdominates_preds.
1127 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1128 (predicate_scalar_phi): Call bb_postdominates_preds.
1130 2011-01-25 Nick Clifton <nickc@redhat.com>
1132 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1133 * config/rx/rx.c (rx_function_value): Likewise.
1134 (rx_promote_function_mode): Likewise.
1135 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1136 in order to make it legitimate.
1137 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1138 make sure that the first operand is the same as the result register.
1139 (addsi3_unspec): Delete.
1140 (subdi3): Do not accept immediate operands.
1141 (subdi3_internal): Likewise.
1143 2011-01-25 Jeff Law <law@redhat.com>
1145 PR rtl-optimization/37273
1146 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1147 handle them like argument loads from stack slots. Do not double
1148 count memory for memory constants and argument loads from stack slots.
1150 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1152 PR tree-optimization/47427
1153 PR tree-optimization/47428
1154 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1155 coalesce if the new root var would be TREE_READONLY.
1157 2011-01-25 Richard Guenther <rguenther@suse.de>
1160 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1161 correct type for TBAA.
1163 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1165 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1166 (close_phi_written_to_memory): Call for_each_index with
1167 dr_indices_valid_in_loop.
1169 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1171 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1172 when it is initialized.
1174 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1176 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1177 call to graphite_find_data_references_in_stmt.
1178 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1179 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1180 call to graphite_find_data_references_in_stmt.
1181 (analyze_drs_in_stmts): Same.
1182 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1183 in which the scalar analysis of indices is performed.
1184 (create_data_ref): Same. Update call to dr_analyze_indices.
1185 (find_data_references_in_stmt): Update call to create_data_ref.
1186 (graphite_find_data_references_in_stmt): Same.
1187 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1189 (create_data_ref): Same.
1190 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1191 call to create_data_ref.
1193 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1195 * graphite-sese-to-poly.c (build_poly_scop): Move
1196 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1198 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1200 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1201 VAR_DECL, PARM_DECL, and RESULT_DECL.
1203 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1205 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1207 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1208 that have already been marked as PBB_IS_REDUCTION.
1210 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1212 * graphite-scop-detection.c (same_close_phi_node): New.
1213 (remove_duplicate_close_phi): New.
1214 (make_close_phi_nodes_unique): New.
1215 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1217 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1219 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1220 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1221 of both data references to be the same.
1223 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1225 * graphite-dependences.c (build_lexicographical_constraint): Remove
1227 (build_lexicographical_constraint): Adjust call to
1228 ppl_powerset_is_empty.
1229 (dependence_polyhedron): Same.
1230 (graphite_legal_transform_dr): Same.
1231 (graphite_carried_dependence_level_k): Same.
1232 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
1234 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1236 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1238 * graphite-sese-to-poly.c
1239 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1240 (close_phi_written_to_memory): New.
1241 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1244 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1246 * doc/install.texi: Update the expected version number of PPL to 0.11.
1247 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1248 #if PPL_VERSION_MINOR < 11.
1250 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1252 * graphite-dependences.c: Include graphite-cloog-util.h.
1253 (new_poly_ddr): Inlined into dependence_polyhedron.
1254 (free_poly_ddr): Moved close by new_poly_ddr.
1255 (dependence_polyhedron_1): Renamed dependence_polyhedron.
1256 Early return NULL when ppl_powerset_is_empty returns true.
1257 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
1258 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
1259 (graphite_legal_transform_dr): Call new_poly_ddr.
1260 (graphite_carried_dependence_level_k): Same.
1261 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
1262 (dot_transformed_deps_stmt_1): Removed.
1263 (dot_deps_stmt_1): Call dot_deps_stmt_2.
1264 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
1265 (dot_deps_1): Call dot_deps_2.
1266 * Makefile.in (graphite-dependences.o): Add missing dependence on
1267 graphite-cloog-util.h.
1269 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1271 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1272 (build_lexicographical_constraint): Same.
1273 (dependence_polyhedron_1): Same.
1274 (graphite_legal_transform_dr): Same.
1275 (graphite_carried_dependence_level_k): Same.
1276 * graphite-ppl.c (ppl_powerset_is_empty): New.
1277 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
1278 * tree-data-ref.c (dump_data_reference): Print the basic block index.
1280 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1282 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
1283 the "a followed by b" relation and document it.
1285 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1287 * graphite-dependences.c (build_lexicographical_constraint): Stop the
1288 iteration when the bag of constraints is empty.
1290 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1292 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
1294 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1296 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
1297 nest and two loop depths as parameters.
1298 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
1299 lst_perfect_nestify.
1301 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1303 * graphite-dependences.c (print_pddr): Call
1304 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
1306 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1308 * graphite-ppl.c (debug_gmp_value): New.
1309 * graphite-ppl.h (debug_gmp_value): Declared.
1311 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
1313 * doc/install.texi: Document availability of cloog-0.16.
1315 2011-01-25 Vladimir Kargov <kargov@gmail.com>
1317 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
1318 invalid postdominance info.
1320 2011-01-24 Jan Hubicka <jh@suse.cz>
1323 * doc/extend.texi (weak pragma): Drop claim that it must
1324 appear before definition.
1325 * varasm.c (merge_weak, declare_weak): Only sanity check
1326 that DECL is not output at a time it is declared weak.
1328 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1330 * machmode.def: Fixed comments.
1332 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
1334 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
1336 2011-01-24 Paul Koning <ni1d@arrl.net>
1338 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
1341 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
1344 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
1345 (block_info): Add scanned and prev.
1346 (move_or_delete_vzeroupper_2): Return if the basic block
1347 has been scanned and the upper 128bit state is unchanged
1349 (move_or_delete_vzeroupper_1): Return true if the exit
1351 (move_or_delete_vzeroupper): Visit basic blocks using the
1352 work-list based algorithm based on vt_find_locations in
1355 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
1357 2011-01-24 Nick Clifton <nickc@redhat.com>
1359 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
1360 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
1361 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
1362 then define __v850e1__.
1363 * doc/invoke.texi: Document -mv850es.
1365 2011-01-24 Richard Henderson <rth@redhat.com>
1367 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
1368 compound unordered comparisons.
1369 * config/rx/rx.c (rx_split_fp_compare): Remove.
1370 * config/rx/rx-protos.h: Update.
1371 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
1372 (cbranchsf4): Don't call rx_split_fp_compare.
1373 (*cbranchsf4): Use rx_split_cbranch.
1374 (*cmpsf): Don't accept "i" constraint.
1375 (*conditional_branch): Only valid after reload.
1376 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
1378 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1381 * config/rs6000/altivec.md (vector constant splitters): Add
1382 support for creating vector single precision constants if -mvsx is
1383 used and we would create the constant using Altivec primitives.
1385 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
1386 Richard Sandiford <rdsandiford@googlemail.com>
1388 PR rtl-optimization/47166
1389 * reload1.c (emit_reload_insns): Disable the spill_reg_store
1390 mechanism for PRE_MODIFY and POST_MODIFY.
1391 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
1394 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
1396 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
1398 2011-01-22 Jan Hubicka <jh@suse.cz>
1401 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
1403 2011-01-22 Jan Hubicka <jh@suse.cz>
1405 PR tree-optimization/43884
1407 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
1408 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
1410 2011-01-22 Anatoly Sokolov <aesok@post.ru>
1412 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1413 * config/s390/s390.c (s390_register_move_cost,
1414 s390_memory_move_cost): New.
1415 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
1417 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1420 * except.c (sjlj_assign_call_site_values): Move setting the
1421 crtl->uses_eh_lsda flag to ...
1422 (sjlj_mark_call_sites): ... here.
1423 (sjlj_emit_function_enter): Support NULL dispatch label.
1424 (sjlj_build_landing_pads): In a function with no landing pads
1425 that still has must-not-throw regions, generate code to register
1426 a personality function with empty LSDA.
1428 2011-01-21 Richard Henderson <rth@redhat.com>
1430 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
1432 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
1434 * compare-elim.c: New file.
1435 * Makefile.in (OBJS-common): Add it.
1436 (compare-elim.o): New.
1437 * common.opt (fcompare-elim): New.
1438 * opts.c (default_options_table): Add OPT_fcompare_elim.
1439 * tree-pass.h (pass_compare_elim_after_reload): New.
1440 * passes.c (init_optimization_passes): Add it.
1441 * recog.h: Protect against re-inclusion.
1442 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
1443 * doc/invoke.texi (-fcompare-elim): Document it.
1444 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
1445 * doc/tm.texi: Rebuild.
1447 2011-01-22 Nick Clifton <nickc@redhat.com>
1449 * config/rx/rx.md (cstoresf4): Pass comparison operator to
1450 rx_split_fp_compare.
1452 2011-01-22 Nick Clifton <nickc@redhat.com>
1454 * config/rx/rx.md (UNSPEC_CONST): New.
1455 (deallocate_and_return): Wrap the amount popped off the stack in
1456 an UNSPEC_CONST in order to stop it being rejected by
1457 -mmax-constant-size.
1458 (pop_and_return): Add a "(return)" rtx.
1459 (call): Drop the immediate operand.
1460 (call_internal): Likewise.
1461 (call_value): Likewise.
1462 (call_value_internal): Likewise.
1463 (sibcall_internal): Likewise.
1464 (sibcall_value_internal): Likewise.
1465 (sibcall): Likewise. Generate an explicit call using
1467 (sibcall_value): Likewise.
1468 (mov<>): FAIL if a constant operand is not legitimate.
1469 (addsi3_unpsec): New pattern.
1471 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
1472 (ok_for_max_constant): New function.
1473 (gen_safe_add): New function.
1474 (rx_expand_prologue): Use gen_safe_add.
1475 (rx_expand_epilogue): Likewise.
1476 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
1479 2011-01-21 Jeff Law <law@redhat.com>
1481 PR tree-optimization/47053
1482 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
1483 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
1484 statements are deleted.
1485 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
1486 is nonempty, then purge dead edges and cleanup the CFG.
1488 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1492 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1494 * tree-dfa.c (create_var_ann): Mark variable as used.
1496 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1499 * except.c (convert_to_eh_region_ranges): Emit queued no-region
1500 notes from other section in hot/cold partitioning even if
1501 last_action is -3. Increment call_site_base.
1503 PR rtl-optimization/47366
1504 * fwprop.c (forward_propagate_into): Return bool. If
1505 any changes are made, -fnon-call-exceptions is used and
1506 REG_EH_REGION note is present, call purge_dead_edges
1507 and return true if it purged anything.
1508 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
1509 any EH edges were purged.
1511 2011-01-21 Jeff Law <law@redhat.com>
1513 PR rtl-optimization/41619
1514 * caller-save.c (setup_save_areas): Break out code to determine
1515 which hard regs are live across calls by examining the reload chains
1516 so that it is always used.
1517 Eliminate code which checked REG_N_CALLS_CROSSED.
1519 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1521 PR tree-optimization/47355
1522 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
1523 NOP has non-debug uses beyond PHIs in new_bb.
1525 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1528 * cfgexpand.c (account_used_vars_for_block): Only account vars
1529 that are annotated as used.
1530 (estimated_stack_frame_size): Don't set TREE_USED.
1531 * tree-dfa.c (create_var_ann): Mark variable as used.
1533 2011-01-21 Richard Guenther <rguenther@suse.de>
1536 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
1538 2011-01-21 Richard Guenther <rguenther@suse.de>
1540 PR tree-optimization/47365
1541 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
1542 (vn_reference_lookup_pieces): Adjust.
1543 (vn_reference_lookup): Likewise.
1544 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
1545 (vn_reference_lookup_3): Only look through kills if in
1546 VN_WALKREWRITE mode.
1547 (vn_reference_lookup_pieces): Adjust.
1548 (vn_reference_lookup): Likewise.
1549 (visit_reference_op_load): Likewise.
1550 (visit_reference_op_store): Likewise.
1551 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
1552 (compute_avail): Likewise.
1553 (eliminate): Likewise.
1555 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1557 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
1558 DECL_IGNORED_P non-reg vars if they are used.
1560 PR tree-optimization/47391
1561 * varpool.c (const_value_known_p): Return false if
1564 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
1567 * config/i386/i386.c (ix86_local_alignment): Handle
1568 case for va_list_type_node is nil.
1569 (ix86_canonical_va_list_type): Likewise.
1571 2011-01-21 Alan Modra <amodra@gmail.com>
1573 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
1574 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
1576 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1578 * config/arm/arm.md (define_attr type): Rename f_load
1579 and f_store to f_fpa_load and f_fpa_store. Update.
1580 (write_conflict): Deal with rename fallout.
1581 (*push_fp_multi): Likewise.
1582 * config/arm/fpa.md (f_load): Use f_fpa_load.
1583 (f_store): Use f_fpa_store.
1584 (*movsf_fpa): Likewise.
1585 (*movdf_fpa): Likewise.
1586 (*movxf_fpa): Likewise.
1587 (*thumb2_movsf_fpa): Likewise.
1588 (*thumb2_movdf_fpa): Likewise.
1589 (*thumb2_movxf_fpa): Likewise.
1590 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
1591 f_loadd and f_stored.
1592 (*thumb2_movdi_vfp): Likewise.
1593 (*thumb2_movsf_vfp): Fix attribute to f_loads.
1594 (*thumb2_movsi_vfp): Likewise.
1595 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
1596 Use f_loads instead of f_load.
1597 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
1599 2011-01-20 Anatoly Sokolov <aesok@post.ru>
1601 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1602 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
1603 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1604 (xtensa_mode_dependent_address_p): New function.
1605 (constantpool_address_p): Make static. Change return type to bool.
1606 Change argument type to const_rtx. Use CONST_INT_P predicate.
1608 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
1611 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
1613 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1616 * cfgexpand.c (expand_debug_expr): Instead of generating
1617 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
1620 2011-01-20 Richard Guenther <rguenther@suse.de>
1623 * tree-inline.c (remap_gimple_op_r): Recurse manually for
1624 the pointer operand of MEM_REFs.
1626 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1628 PR tree-optimization/46130
1629 * ipa-split.c (consider_split): If return_bb contains non-virtual
1630 PHIs other than for retval or if split_function would not adjust it,
1633 2011-01-20 Richard Guenther <rguenther@suse.de>
1635 PR tree-optimization/47167
1636 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1637 Revert previous change, only avoid enumeral type changes.
1639 2011-01-19 Mike Stump <mikestump@comcast.net>
1641 * doc/tm.texi.in (BRANCH_COST): Englishify.
1642 * doc/tm.texi (BRANCH_COST): Likewise.
1644 2011-01-19 Dodji Seketeli <dodji@redhat.com>
1647 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
1648 (gen_scheduled_generic_parms_dies): New functions.
1649 (gen_struct_or_union_type_die): Schedule template parameters DIEs
1650 generation for the end of CU compilation.
1651 (dwarf2out_finish): Generate template parameters DIEs here.
1653 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1656 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
1657 debug bind stmt on merge edges.
1659 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1663 * function.c (instantiate_expr): Instantiate incoming rtl of
1664 implicit arguments, and recurse on VALUE_EXPRs.
1665 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
1666 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
1668 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1670 * c-parser.c (c_parser_for_statement): Initialize
1671 collection_expression.
1673 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1675 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
1677 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1679 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
1680 (LINK_SHLIB_SPEC): Don't use %(link_path).
1681 (SUBTARGET_EXTRA_SPECS): Remove link_path.
1683 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1685 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
1686 (NO_SHARED_LIB_SUPPORT): Remove.
1687 (LINK_SHLIB_SPEC): Remove one conditional definition.
1689 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1691 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
1693 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
1694 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
1695 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
1696 %{call_shared} and conditionals on these options not being passed.
1697 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
1700 2011-01-19 Jakub Jelinek <jakub@redhat.com>
1702 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
1705 * ipa-split.c: Spelling fixes.
1707 2011-01-19 Richard Henderson <rth@redhat.com>
1709 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
1710 (*mulsi3): Likewise.
1712 * longlong.h [__mn10300__] (count_leading_zeros): New.
1713 [__mn10300__] (umul_ppmm, smul_ppmm): New.
1714 [__mn10300__] (add_ssaaaa, subddmmss): New.
1715 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
1716 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
1718 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1720 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
1722 2011-01-19 Richard Henderson <rth@redhat.com>
1724 * config/mn10300/mn10300.md (addsi3_flags): New.
1725 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
1726 (subsi3_flags, subc_internal, subdi3): New.
1727 (subdi3_internal, *subdi3_degenerate): New.
1728 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
1730 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
1731 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
1732 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
1733 * config/mn10300/mn10300-protos.h: Update.
1734 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
1735 (return_ret): Likewise. Rename from return_internal_regs.
1736 (return_internal): Remove.
1738 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
1739 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
1740 (mn10300_legitimate_constant_p): Likewise.
1741 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
1742 (mn10300_frame_size): New.
1743 (mn10300_expand_prologue): Use it.
1744 (mn10300_expand_epilogue): Likewise.
1745 (mn10300_initial_offset): Likewise.
1746 * config/mn10300/mn10300-protos.h: Update.
1747 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
1748 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
1749 (prologue, epilogue, return_internal): Tidy output code.
1750 (mn10300_store_multiple_operation, return): Likewise.
1751 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
1752 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
1753 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
1754 (load_pic, am33_load_pic): New.
1755 (mn10300_load_pic0, mn10300_load_pic1): New.
1757 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
1758 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
1759 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
1760 (cc_flags_for_mode, cc_flags_for_code): New.
1761 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
1762 overflow flag is not valid. Validate that the flags we need
1763 for the comparison are valid.
1764 (mn10300_output_cmp): Remove.
1765 (mn10300_output_add): New.
1766 (mn10300_select_cc_mode): Use cc_flags_for_code.
1767 (mn10300_split_cbranch): New.
1768 (mn10300_match_ccmode): New.
1769 (mn10300_split_and_operand_count): New.
1770 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
1772 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
1773 (addsi3): ... here. Use mn10300_output_add.
1774 (*addsi3_flags): New.
1775 (*am33_subsi3, *mn10300_subsi3): Merge...
1776 (subsi3): ... here. Use attribute isa.
1777 (*subsi3_flags): New.
1778 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
1780 (*am33_andsi3, *mn10300_andsi3): Merge...
1782 (*andsi3_flags): New.
1783 (andsi3 splitters): New.
1784 (*am33_iorsi3, *mn10300_iorsi3): Merge...
1786 (*iorsi3_flags): New.
1787 (*am33_xorsi3, *mn10300_xorsi3): Merge...
1789 (*xorsi3_flags): New.
1790 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
1791 (one_cmplsi2): ... here.
1792 (*one_cmplsi2_flags): New.
1793 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
1794 instead of "dax" in constraints. Use mn10300_split_cbranch.
1795 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
1796 use matching constraints to eliminate a self-comparison.
1797 (*integer_conditional_branch): Rename from integer_conditional_branch.
1798 Use int_mode_flags to match CC_REG.
1799 (*cbranchsi4_btst, *btstsi): New.
1800 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
1801 mn10300_split_cbranch.
1802 (*am33_cmpsf): Rename from am33_cmpsf.
1803 (*float_conditional_branch): Rename from float_conditional_branch.
1804 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
1805 (zero_extendqisi2): ... here.
1806 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
1807 (zero_extendhisi2): ... here.
1808 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
1809 (extendqisi2): ... here.
1810 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
1811 (extendhisi2): ... here.
1812 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
1813 (ashlsi3): ... here.
1814 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
1815 (lshrsi3): ... here.
1816 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
1817 (ashrsi3): ... here.
1818 (consecutive add peephole): Remove.
1819 * config/mn10300/predicates.md (label_ref_operand): New.
1820 (int_mode_flags): New.
1821 (CCZN_comparison_operator): New.
1823 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
1824 (throughput_42_latency_43): New reservation.
1825 (mulsidi3, umulsidi3): New expanders.
1826 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
1827 the MDR register to allocation; separately allocate the low and
1828 high parts of the DImode result.
1829 (umulsidi3_internal): Similarly.
1830 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
1831 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
1832 (udivsi3, umodsi3): Remove.
1833 (udivmodsi4, divmodsi4): New expanders.
1834 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
1835 (*divmodsi4): Simiarly.
1836 (ext_internal): New.
1838 * config/mn10300/constraints.md ("z"): New constraint.
1839 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
1840 (FIXED_REGISTERS): Don't fix MDR.
1841 (CALL_USED_REGSITERS): Reformat nicely.
1842 (REG_ALLOC_ORDER): Add MDR.
1843 (enum regclass): Add MDR_REGS.
1844 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
1845 (IRA_COVER_CLASSES): Add MDR_REGS.
1846 (REGNO_REG_CLASS): Handle MDR_REG.
1847 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
1848 (mn10300_register_move_cost): Likewise.
1849 * config/mn10300/mn10300.md (MDR_REG): New.
1850 (*movsi_internal): Handle moves to/from MDR_REGS.
1852 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
1854 (mn10300_secondary_reload): Tidy combination reload classes.
1855 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
1856 addresses for AM33. Allow symbolic offsets for reg+imm.
1857 (mn10300_regno_in_class_p): New.
1858 (mn10300_legitimize_reload_address): New.
1859 * config/mn10300/mn10300.h (enum reg_class): Remove
1860 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
1861 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
1863 (REG_CLASS_NAMES): Update to match.
1864 (REG_CLASS_CONTENTS): Likewise.
1865 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
1866 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
1867 (REGNO_IN_RANGE_P): Remove.
1868 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
1869 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
1870 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
1871 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
1872 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
1873 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
1874 (REGNO_GENERAL_P): New.
1875 (HAVE_POST_MODIFY_DISP): New.
1876 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
1877 (LEGITIMIZE_RELOAD_ADDRESS): New.
1878 * config/mn10300/mn10300-protos.h: Update.
1880 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
1881 DATA_REGS for AM33 stack-pointer destination.
1882 (mn10300_preferred_output_reload_class): Likewise.
1883 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
1884 into a form appropriate for ...
1885 (TARGET_SECONDARY_RELOAD): New.
1886 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
1887 * config/mn10300/mn10300-protos.h: Update.
1888 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
1889 reload_insi; use the "A" constraint for the scratch; handle AM33
1890 moves of sp to non-address registers.
1892 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
1893 (*movqi_internal): ... here.
1894 (*am33_movhi, *mn10300_movhi): Merge into...
1895 (*movhi_internal): ... here.
1896 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
1897 as the source/destination of moves from/to SP.
1898 (movsf): Only allow for AM33-2.
1899 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
1900 any integer constant constraint. Only allow for AM33-2. Tidy
1901 all of the alternative outputs.
1902 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
1903 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
1905 (udivsi3, umodsi3): New patterns for MN103 only.
1907 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
1909 * doc/tm.texi.in: Spell out that a lack of register class unions
1911 * doc/tm.texi: Regenerate.
1913 2011-01-19 Jakub Jelinek <jakub@redhat.com>
1915 PR rtl-optimization/47337
1916 * dce.c (check_argument_store): New function.
1917 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
1919 PR tree-optimization/47290
1920 * tree-eh.c (infinite_empty_loop_p): New function.
1921 (cleanup_empty_eh): Use it.
1923 2011-01-18 Steve Ellcey <sje@cup.hp.com>
1926 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
1927 (a64_expand_widen_sum): Ditto.
1928 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
1929 (vec_extract_evenodd_help): Ditto.
1930 (vec_extract_evenv4hi): Ditto.
1931 (vec_extract_oddv4hi): Ditto.
1932 (vec_extract_evenv2si): Ditto.
1933 (vec_extract_oddv2si): Ditto.
1934 (vec_extract_evenv2sf): Ditto.
1935 (vec_extract_oddv2sf): Ditto.
1936 (vec_pack_trunc_v4hi: Ditto.
1937 (vec_pack_trunc_v2si): Ditto.
1938 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
1939 (vec_interleave_highv8qi): Ditto.
1941 (vec_extract_oddv8qi): Ditto.
1942 (vec_interleave_lowv4hi): Ditto.
1943 (vec_interleave_highv4hi): Ditto.
1944 (vec_interleave_lowv2si): Ditto.
1945 (vec_interleave_highv2si): Ditto.
1947 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1949 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
1950 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
1951 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
1952 (pa_c_mode_for_suffix): New.
1953 (TARGET_EXPAND_BUILTIN): Define.
1954 (TARGET_C_MODE_FOR_SUFFIX): Define.
1955 (pa_builtins): Define.
1956 (pa_init_builtins): Register __float128 type and init new support
1958 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
1959 * config/pa/quadlib.c (_U_Qfcopysign): New.
1961 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
1964 * explow.c (allocate_dynamic_stack_space): Do not assume more than
1965 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
1968 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1970 PR tree-optimization/47179
1971 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
1972 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
1974 2011-01-18 Richard Guenther <rguenther@suse.de>
1976 PR rtl-optimization/47216
1977 * emit-rtl.c: Include tree-flow.h.
1978 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
1979 of replicating it with different semantics.
1980 * Makefile.in (emit-rtl.o): Adjust.
1982 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1984 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
1985 (cortex_a9_dp): Handle neon types correctly.
1987 2011-01-18 Jakub Jelinek <jakub@redhat.com>
1989 PR rtl-optimization/47299
1990 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
1991 subtarget. Use normal multiplication if both operands are constants.
1992 * expmed.c (expand_widening_mult): Don't try to optimize constant
1993 multiplication if op0 has VOIDmode. Convert op1 constant to mode
1996 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1998 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
1999 spacing after 'e.g.', typos, comma, hyphenation.
2001 2011-01-17 Richard Henderson <rth@redhat.com>
2003 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2004 (rx_restricted_mem_operand): New.
2005 (rx_shift_operand): Use register_operand.
2006 (rx_source_operand, rx_compare_operand): Likewise.
2007 * config/rx/rx.md (addsi3_flags): New expander.
2008 (adddi3): Rewrite as expander.
2009 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2010 (subsi3_flags): New expander.
2011 (subdi3): Rewrite as expander.
2012 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2014 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2015 (rx_init_builtins): Remove sat builtin.
2016 (rx_expand_builtin): Likewise.
2017 * config/rx/rx.md (ssaddsi3): New.
2018 (*sat): Rename from sat. Represent the CC_REG input.
2020 * config/rx/predicates.md (rshift_operator): New.
2021 * config/rx/rx.c (rx_expand_insv): Remove.
2022 * config/rx/rx-protos.h: Update.
2023 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
2024 operand to the canonical position.
2025 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2026 (*bitclr, *bitclr_in_memory): Similarly.
2027 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2028 (insv): Retain the zero_extract in the expansion.
2030 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2031 (bswaphi2, bitinvert, revw): Likewise.
2033 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2034 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2035 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2036 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2037 (bitset, bitset_in_memory): Likewise.
2038 (bitinvert, bitinvert_in_memory): Likewise.
2039 (bitclr, bitclr_in_memory): Likewise.
2040 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2041 (rx_strend, rx_cmpstrn): Likewise.
2042 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
2043 (bitop peep2 patterns): Remove.
2045 * config/rx/rx.c (rx_match_ccmode): New.
2046 * config/rx/rx-protos.h: Update.
2047 * config/rx/rx.md (abssi2): Clobber, don't set flags.
2048 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2049 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2050 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2051 (fix_truncsfsi2, floatsisf2): Likewise.
2052 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2053 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2054 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2055 (*subsi3_flags, *xorsi3_flags): New.
2057 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2059 * config/rx/rx.c (rx_print_operand): Remove workaround for
2060 unsplit comparison operations.
2062 * config/rx/rx.md (movsicc): Split after reload.
2063 (*movsicc): Merge *movsieq and *movsine via match_operator.
2064 (*stcc): New pattern.
2066 * config/rx/rx.c (rx_float_compare_mode): Remove.
2067 * config/rx/rx.h (rx_float_compare_mode): Remove.
2068 * config/rx/rx.md (cstoresi4): Split after reload.
2069 (*sccc): New pattern.
2071 * config/rx/predicates.md (label_ref_operand): New.
2072 (rx_z_comparison_operator): New.
2073 (rx_zs_comparison_operator): New.
2074 (rx_fp_comparison_operator): New.
2075 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2076 Validate that the flags are set properly for the comparison.
2077 (rx_gen_cond_branch_template): Remove.
2078 (rx_cc_modes_compatible): Remove.
2079 (mode_from_flags): New.
2080 (flags_from_code): Rename from flags_needed_for_conditional.
2081 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2082 (rx_select_cc_mode): Likewise.
2083 (rx_split_fp_compare): New.
2084 (rx_split_cbranch): New.
2085 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2086 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2087 (*cbranchsf4): Similarly.
2088 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2089 match_operator and rx_split_cbranch.
2090 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2091 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2092 (*cmpsi): Rename from cmpsi.
2093 (*tstsi): Rename from tstsi.
2094 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2095 (*conditional_branch): Rename from conditional_branch.
2096 (*reveresed_conditional_branch): Remove.
2097 (b<code>): Remove expander.
2098 * config/rx/rx-protos.h: Update.
2100 * config/rx/rx.c (rx_compare_redundant): Remove.
2101 * config/rx/rx.md (cmpsi): Don't use it.
2102 * config/rx/rx-protos.h: Update.
2104 * config/rx/rx-modes.def (CC_F): New mode.
2105 * config/rx/rx.c (rx_select_cc_mode): New.
2106 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2107 * config/rx/rx-protos.h: Update.
2109 2011-01-17 Richard Henderson <rth@redhat.com>
2111 * except.c (dump_eh_tree): Fix stray ; after for statement.
2113 2011-01-17 Richard Guenther <rguenther@suse.de>
2115 PR tree-optimization/47313
2116 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2117 handling before copying the body. Properly deal with
2118 by-reference result in SSA form.
2120 2011-01-17 Ian Lance Taylor <iant@google.com>
2123 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2124 (struct_value_alias_set): Don't define.
2125 (sparc_option_override): Don't set sparc_sr_alias_set and
2126 struct_value_alias_set.
2127 (save_or_restore_regs): Use gen_frame_mem rather than calling
2129 (sparc_struct_value_rtx): Likewise.
2131 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2134 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2136 (_mm_maskstore_pd): Likewise.
2137 (_mm_maskload_ps): Likewise.
2138 (_mm_maskstore_ps): Likewise.
2139 (_mm256_maskload_pd): Change mask to __m256i.
2140 (_mm256_maskstore_pd): Likewise.
2141 (_mm256_maskload_ps): Likewise.
2142 (_mm256_maskstore_ps): Likewise.
2144 * config/i386/i386-builtin-types.def: Updated.
2145 (ix86_expand_special_args_builtin): Likewise.
2147 * config/i386/i386.c (bdesc_special_args): Update
2148 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2149 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2150 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2151 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2153 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2154 Use <avxpermvecmode> on mask register.
2155 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2157 2011-01-17 Olivier Hainque <hainque@adacore.com>
2158 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2159 Eric Botcazou <ebotcazou@adacore.com>
2162 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2163 if <= USHRT_MAX in 32-bit mode.
2165 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2167 * doc/install.texi (Configuration, Specific): Wrap long
2168 lines in examples. Allow line wrapping in long options
2169 and URLs where beneficial for PDF output.
2171 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2173 * config/mips/mips.c (mips_classify_symbol): Don't return
2174 SYMBOL_PC_RELATIVE for nonlocal labels.
2176 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2178 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2180 2011-01-15 Jan Hubicka <jh@suse.cz>
2182 PR tree-optimization/47276
2183 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2184 declarations as needed.
2186 2011-01-15 Martin Jambor <mjambor@suse.cz>
2188 * common.opt (fdevirtualize): New flag.
2189 * doc/invoke.texi (Option Summary): Document it.
2190 * opts.c (default_options_table): Add devirtualize flag.
2191 * ipa-prop.c (detect_type_change): Return immediately if
2192 devirtualize flag is not set.
2193 (detect_type_change_ssa): Likewise.
2194 (compute_known_type_jump_func): Likewise.
2195 (ipa_analyze_virtual_call_uses): Likewise.
2197 2011-01-14 Martin Jambor <mjambor@suse.cz>
2199 PR tree-optimization/45934
2200 PR tree-optimization/46302
2201 * ipa-prop.c (type_change_info): New type.
2202 (stmt_may_be_vtbl_ptr_store): New function.
2203 (check_stmt_for_type_change): Likewise.
2204 (detect_type_change): Likewise.
2205 (detect_type_change_ssa): Likewise.
2206 (compute_complex_assign_jump_func): Check for dynamic type change.
2207 (compute_complex_ancestor_jump_func): Likewise.
2208 (compute_known_type_jump_func): Likewise.
2209 (compute_scalar_jump_functions): Likewise.
2210 (ipa_analyze_virtual_call_uses): Likewise.
2211 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2213 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2215 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2216 * config/i386/i386.opt (msse5): New Alias.
2218 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2220 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2221 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2222 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2223 * config/sparc/sparc.h (CC1_SPEC): Likewise.
2225 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2227 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2229 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2230 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2231 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2232 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2234 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2236 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2238 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2240 2011-01-14 Mike Stump <mikestump@comcast.net>
2242 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2243 * config/fr30/fr30.md: Likweise
2244 (movsi_push): Likewise.
2245 (movsi_pop): Likewise.
2246 (enter_func): Likewise.
2247 * config/moxie/moxie.md (movsi_push): Likewise.
2248 (movsi_pop): Likewise.
2250 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2252 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2253 %{no_archive} %{exact_version}.
2254 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2255 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2256 %{no_archive} %{exact_version}.
2257 * config/mips/openbsd.h (LINK_SPEC): Likewise.
2258 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2259 * config/mips/vxworks.h: Likewise.
2261 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2263 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
2265 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2267 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2268 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2270 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2272 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
2275 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2277 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
2279 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
2280 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
2282 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
2283 Don't handle -shlib.
2285 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2287 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
2288 (CC1_SPEC): Don't handle -profile.
2290 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2292 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
2293 * config/mips/mips.h (CC1_SPEC): Likewise.
2295 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2297 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
2298 * config/mips/mips.h (CC1_SPEC): Likewise.
2300 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2302 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
2303 * config/m32r/linux.h (LINK_SPEC): Likewise.
2304 * config/mips/linux.h (LINK_SPEC): Likewise.
2305 * config/mips/linux64.h (LINK_SPEC): Likewise.
2306 * config/sparc/linux.h (LINK_SPEC): Likewise.
2307 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2308 LINK_SPEC): Likewise.
2309 * config/xtensa/linux.h (LINK_SPEC): Likewise.
2311 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2313 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
2315 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2317 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2319 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
2320 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2322 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2324 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2326 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2328 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
2329 supports -Bstatic/-Bdynamic.
2330 * configure: Regenerate.
2332 2011-01-14 Jan Hubicka <jh@suse.cz>
2333 Jack Howarth <howarth@bromo.med.uc.edu>
2336 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
2337 when checking debug_info_level. Test write_symbols instead of
2338 debug_hooks->var_location when setting flag_var_tracking_uninit.
2340 2011-01-14 Richard Guenther <rguenther@suse.de>
2342 PR tree-optimization/47179
2343 * target.def (ref_may_alias_errno): New target hook.
2344 * targhooks.h (default_ref_may_alias_errno): Declare.
2345 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
2346 (default_ref_may_alias_errno): New function.
2347 * target.h (struct ao_ref_s): Declare.
2348 * tree-ssa-alias.c: Include target.h.
2349 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
2350 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
2351 (targhooks.o): Likewise.
2352 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
2353 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2355 2011-01-14 Richard Guenther <rguenther@suse.de>
2357 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
2359 2011-01-14 Richard Guenther <rguenther@suse.de>
2361 PR tree-optimization/47280
2362 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
2364 (tree_ssa_forward_propagate_single_use_vars): Deal with
2365 CFG changes from associate_plusminus.
2367 2011-01-14 Richard Guenther <rguenther@suse.de>
2371 2011-01-11 Richard Guenther <rguenther@suse.de>
2373 PR tree-optimization/46076
2374 * tree-ssa.c (useless_type_conversion_p): Conversions from
2375 unprototyped to empty argument list function types are useless.
2377 2011-01-14 Richard Guenther <rguenther@suse.de>
2379 PR tree-optimization/47286
2380 * tree-ssa-structalias.c (new_var_info): Register variables are global.
2382 2011-01-14 Martin Jambor <mjambor@suse.cz>
2385 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2387 2011-01-13 Anatoly Sokolov <aesok@post.ru>
2389 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
2390 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2391 * config/xtensa/xtensa.c (xtensa_libcall_value,
2392 xtensa_function_value_regno_p): New functions.
2393 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
2395 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
2398 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
2400 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
2401 New function prototype.
2402 * config/i386/winnt.c (i386_pe_assemble_visibility):
2403 Warn only if attribute was specified by user.
2405 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2408 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
2410 (floatunsdidf2_fcfidu): Ditto.
2412 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2414 * config/s390/s390.c (print_operand_address): Replace 'error' with
2415 'output_operand_lossage'.
2416 (print_operand): Likewise.
2418 2011-01-13 Jeff Law <law@redhat.com>
2420 PR rtl-optimization/39077
2421 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
2422 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
2423 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
2424 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
2425 * gcse.c (prune_insertions_deletions): New function.
2426 (compute_pre_data): Use it.
2428 2011-01-13 Dodji Seketeli <dodji@redhat.com>
2431 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
2433 (prune_unused_types_mark): Use it.
2435 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
2437 PR rtl-optimization/45352
2438 * sel-sched.c: Update copyright years.
2439 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
2440 in the advancing loop when we have issued issue_rate insns.
2442 2011-01-12 Richard Henderson <rth@redhat.com>
2444 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
2445 (TARGET_MD_ASM_CLOBBERS): New.
2447 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
2448 (TARGET_DELEGITIMIZE_ADDRESS): New.
2450 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
2451 (clzsi2, *bsch): New patterns.
2453 * config/mn10300/mn10300.md (INT): New mode iterator.
2454 (*mov<INT>_clr): New pattern, and peep2 to generate it.
2456 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
2457 flag_split_wide_types.
2459 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
2460 (mn10300_trampoline_init): Rewrite without a template, an immediate
2461 load and a direct branch.
2462 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
2464 2011-01-12 Anatoly Sokolov <aesok@post.ru>
2466 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2467 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
2468 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
2469 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2471 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
2474 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
2477 2011-01-12 Jan Hubicka <jh@suse.cz>
2480 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
2481 (PLUGIN_COND_CLOSE): New macro.
2482 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
2484 2011-01-12 Richard Guenther <rguenther@suse.de>
2487 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
2488 register variables in a MEM_REF.
2490 2011-01-12 Joseph Myers <joseph@codesourcery.com>
2492 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
2493 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
2494 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
2495 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2496 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2497 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
2498 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
2499 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
2500 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
2501 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
2502 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
2503 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
2504 * config/gnu-user.h: New. Copied from linux.h.
2505 (LINUX_TARGET_STARTFILE_SPEC): Rename to
2506 GNU_USER_TARGET_STARTFILE_SPEC.
2507 (LINUX_TARGET_ENDFILE_SPEC): Rename to
2508 GNU_USER_TARGET_ENDFILE_SPEC.
2509 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
2510 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
2511 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
2512 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
2513 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
2514 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
2515 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
2516 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
2517 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
2518 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
2519 * config/arm/linux-eabi.h (CC1_SPEC): Use
2520 GNU_USER_TARGET_CC1_SPEC.
2521 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
2522 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
2523 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
2524 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
2525 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
2526 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
2527 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
2528 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
2530 2011-01-12 Richard Guenther <rguenther@suse.de>
2533 * doc/invoke.texi (ffast-math): Document it is turned on
2536 2011-01-12 Jan Hubicka <jh@suse.cz>
2538 PR tree-optimization/47233
2539 * opts.c (common_handle_option): Disable ipa-reference with profile
2542 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2544 * c-parser.c (c_parser_objc_at_property_declaration): Improved
2547 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2549 * c-parser.c (c_lex_one_token): Updated and reindented some
2550 comments. No changes in code.
2552 2011-01-11 Ian Lance Taylor <iant@google.com>
2554 * godump.c (go_output_var): Don't output the variable if there is
2555 already a type with the same name.
2557 2011-01-11 Ian Lance Taylor <iant@google.com>
2559 * godump.c (go_format_type): Don't generate float80.
2561 2011-01-11 Richard Henderson <rth@redhat.com>
2563 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
2564 declaration. Rewrite for both speed and size.
2565 (mn10300_address_cost_1): Remove.
2566 (mn10300_register_move_cost): New.
2567 (mn10300_memory_move_cost): New.
2568 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
2569 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
2570 extensions, shifts, BSWAP, CLZ.
2571 (mn10300_wide_const_load_uses_clr): Remove.
2572 (TARGET_REGISTER_MOVE_COST): New.
2573 (TARGET_MEMORY_MOVE_COST): New.
2574 * config/mn10300/mn10300-protos.h: Update.
2575 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
2577 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
2578 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
2579 * config/mn10300/mn10300-protos.h: Update.
2580 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
2581 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
2582 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
2583 (*test_int_bitfield, *test_byte_bitfield): Remove.
2584 (*bit_test, *subreg_bit_test): Remove.
2585 * config/mn10300/predicates.md (const_8bit_operand): Remove.
2587 * config/mn10300/constraints.md ("c"): Rename from "A".
2588 ("A", "D"): New constraint letters.
2589 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
2590 (fmssf4, fnmasf4, fnmssf4): Likewise.
2592 * config/mn10300/mn10300.md (isa): New attribute.
2593 (enabled): New attribute.
2595 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
2596 (abssf2, negsf2): Define only for hardware fp.
2597 (sqrtsf2): Reformat.
2598 (addsf3, subsf3, mulsf3): Merge expander and insn.
2600 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
2601 (DEBUGGER_AUTO_OFFSET): Remove.
2602 (DEBUGGER_ARG_OFFSET): Remove.
2604 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
2605 Emit register stores with the same offsets as the hardware.
2606 (mn10300_store_multiple_operation): Don't check that the register
2607 save offsets are monotonic.
2608 * config/mn10300/mn10300-protos.h: Update.
2610 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
2612 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
2613 in terms of the value on the stack, not the MDR register.
2615 2011-01-11 Jan Hubicka <jh@suse.cz>
2619 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
2620 (symbol_alias_set_destroy, symbol_alias_set_contains,
2621 propagate_aliases_backward): Declare.
2622 * lto-streamer-out.c (struct sets): New sturcture.
2623 (trivally_defined_alias): New function.
2624 (output_alias_pair_p): Rewrite.
2625 (output_unreferenced_globals): Fix output of alias pairs.
2626 (produce_symtab): Likewise.
2627 * ipa.c (function_and_variable_visibility): Set weak alias destination
2629 * varasm.c (symbol_alias_set_t): Remove.
2630 (symbol_alias_set_destroy): Export.
2631 (propagate_aliases_forward, propagate_aliases_backward): New functions
2633 (compute_visible_aliases): ... this one; remove.
2634 (trivially_visible_alias): New
2635 (trivially_defined_alias): New.
2636 (remove_unreachable_alias_pairs): Rewrite.
2637 (finish_aliases_1): Reorganize code checking if alias is defined.
2638 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
2641 2011-01-11 Richard Guenther <rguenther@suse.de>
2643 PR tree-optimization/46076
2644 * tree-ssa.c (useless_type_conversion_p): Conversions from
2645 unprototyped to empty argument list function types are useless.
2647 2011-01-11 Richard Guenther <rguenther@suse.de>
2650 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
2651 volatile MEMs as MEM_READONLY_P.
2653 2011-01-11 Richard Guenther <rguenther@suse.de>
2655 PR tree-optimization/47239
2656 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
2658 2011-01-11 Jeff Law <law@redhat.com>
2660 PR tree-optimization/47086
2661 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
2662 IVs from statements that might throw.
2664 2011-01-10 Jan Hubicka <jh@suse.cz>
2667 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
2669 2011-01-10 Jan Hubicka <jh@suse.cz>
2672 * profile.c (read_profile_edge_counts): Ignore profile inconistency
2673 when correcting profile.
2675 2011-01-10 Jan Hubicka <jh@suse.cz>
2678 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
2680 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
2681 Restore DECL_FINI_PRIORITY.
2683 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2685 * doc/gimple.texi: Fix quoting of multi-word return values in
2686 @deftypefn statements. Ensure presence of return value. Wrap
2687 overlong @deftypefn lines.
2688 (is_gimple_operand, is_gimple_min_invariant_address): Remove
2689 descriptions of removed functions.
2690 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
2691 of multi-word return value in @deftypefn statement.
2693 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2695 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
2696 (Conditional Expressions, Logical Operators)
2697 (Statement and operand traversals): Do not indent smallexample
2698 code. Fix duplicate function argument in example.
2700 2011-01-10 Jeff Law <law@redhat.com>
2702 PR tree-optimization/47141
2703 * ipa-split.c (split_function): Handle case where we are
2704 returning a value and the return block has a virtual operand phi.
2706 2011-01-10 Jan Hubicka <jh@suse.cz>
2708 PR tree-optimization/47234
2709 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
2710 (pass_feedback_split_functions): Declare.
2711 * passes.c (init_optimization_passes): Add ipa-split as subpass of
2713 * ipa-split.c (gate_split_functions): Update comments; disable
2714 split-functions for profile_arc_flag and branch_probabilities.
2715 (gate_feedback_split_functions): New function.
2716 (execute_feedback_split_functions): New function.
2717 (pass_feedback_split_functions): New global var.
2719 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
2722 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
2723 calling gimple_call_set_cannot_inline.
2725 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
2727 * config/darwin-sections.def: Remove unused section.
2729 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
2732 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
2734 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
2737 * c-parser.c (c_parser_declaration_or_fndef): Improved
2740 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
2742 * config/i386/winnt.c (i386_pe_start_function): Make sure
2743 to switch back to function's section.
2745 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
2749 * plugin.c: Move include of dlfcn.h from here...
2750 * system.h: ... to here.
2752 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2754 * doc/cpp.texi (C++ Named Operators): Fix markup for header
2756 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
2757 two extra empty pages in PDF output.
2759 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
2762 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
2763 for error recovery purposes behave as if it was not specified so
2764 that the default type is usd.
2766 2011-01-07 Jan Hubicka <jh@suse.cz>
2768 PR tree-optmization/46469
2769 * ipa.c (function_and_variable_visibility): Clear needed flags on
2770 nodes with external decls; handle weakrefs merging correctly.
2772 2011-01-07 Joseph Myers <joseph@codesourcery.com>
2774 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
2777 2011-01-07 Jan Hubicka <jh@suse.cz>
2779 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
2780 and no longer claim that gold is required for linker plugin.
2781 * configure: Regenerate.
2782 * gcc.c (PLUGIN_COND): New macro.
2783 (LINK_COMMAND_SPEC): Use it.
2784 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
2785 * config.in (HAVE_LTO_PLUGIN): New.
2786 * configure.ac (--with-lto-plugin): New parameter; autodetect
2789 2011-01-07 Jan Hubicka <jh@suse.cz>
2791 PR tree-optimization/46367
2792 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
2793 when we can update original.
2794 (cgraph_mark_inline_edge): Sanity check.
2795 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
2797 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2799 * config/spu/spu.h (ASM_COMMENT_START): Define.
2801 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
2805 (SWITCH_KEEP_FOR_GCC): Likewise.
2806 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
2807 (do_spec_1): Handle "%>".
2809 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
2811 2011-01-07 Jakub Jelinek <jakub@redhat.com>
2814 * config/i386/i386.c (ix86_delegitimize_address): If
2815 simplify_gen_subreg fails, return orig_x.
2818 * value-prof.c (gimple_stringop_fixed_value): Handle
2819 lhs of the call properly.
2821 2011-01-07 Jan Hubicka <jh@suse.cz>
2824 * lto-opt.c (lto_reissue_options): Set flag_shlib.
2826 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
2828 * target.def (function_switched_text_sections): New hook.
2829 * doc/tm.texi: Regenerated.
2830 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
2831 * final.c (default_function_switched_text_sections): New.
2832 (final_scan_insn): Call function_switched_text_sections when a
2833 mid-function section change occurs.
2834 * output.h (default_function_switched_text_sections): Declare.
2835 * config/darwin-protos.h (darwin_function_switched_text_sections):
2837 * config/darwin.c (darwin_function_switched_text_sections): New.
2838 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
2840 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
2842 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
2843 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
2844 the secondary code fragment when outputting for DWARF == 2.
2846 2011-01-07 Anatoly Sokolov <aesok@post.ru>
2848 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2849 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
2851 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
2852 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2854 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
2857 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
2858 when it is not empty.
2860 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
2863 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
2864 (case ${target}): Add btver1.
2865 * config/i386/driver-i386.c (host_detect_local_cpu): Let
2866 -march=native recognize btver1 processors.
2867 * config/i386/i386-c.c (ix86_target_macros_internal): Add
2868 btver1 def_and_undef
2869 * config/i386/i386.c (struct processor_costs btver1_cost): New
2871 (m_BTVER1): New definition.
2872 (m_AMD_MULTIPLE): Includes m_BTVER1.
2873 (initial_ix86_tune_features): Add btver1 tune.
2874 (processor_target_table): Add btver1 entry.
2875 (static const char *const cpu_names): Add btver1 entry.
2876 (software_prefetching_beneficial_p): Add btver1.
2877 (ix86_option_override_internal): Add btver1 instruction sets.
2878 (ix86_issue_rate): Add btver1.
2879 (ix86_adjust_cost): Add btver1.
2880 * config/i386/i386.h (TARGET_BTVER1): New definition.
2881 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
2882 (enum processor_type): Add PROCESSOR_BTVER1.
2883 * config/i386/i386.md (define_attr "cpu"): Add btver1.
2885 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2888 * config/i386/i386.c (legitimize_tls_address)
2889 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
2890 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
2891 (tls_initial_exec_64_sun): New pattern.
2893 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
2895 * doc/invoke.texi (Overall Options): Improve wording and markup
2896 of the description of -wrapper.
2898 2011-01-06 Joseph Myers <joseph@codesourcery.com>
2900 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
2901 rdynamic, threads): New Driver options.
2903 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2906 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
2907 if coming from .tdata.
2908 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
2910 2011-01-06 Jan Hubicka <jh@suse.cz>
2913 * collect2.c (main): Do not enable LTOmode when plugin is active.
2915 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2918 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
2919 --version output if supported.
2920 * configure: Regenerate.
2922 2011-01-06 Joseph Myers <joseph@codesourcery.com>
2924 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
2927 2011-01-06 Jakub Jelinek <jakub@redhat.com>
2930 * c-convert.c (convert): When converting a complex expression
2931 other than COMPLEX_EXPR to a different complex type, ensure
2932 c_save_expr is called instead of save_expr, unless in_late_binary_op.
2933 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
2934 when converting COMPLEX_TYPE.
2936 2011-01-06 Ira Rosen <irar@il.ibm.com>
2938 PR tree-optimization/47139
2939 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
2940 only the last reduction value is used outside the loop. Update
2943 2011-01-05 Joseph Myers <joseph@codesourcery.com>
2945 * config/rtems.opt: New.
2946 * config.gcc (*-*-rtems*): Use rtems.opt.
2948 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
2950 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
2951 processors do not support 3DNow instructions.
2953 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2955 * config/spu/spu.c (spu_option_override): Set parameter
2956 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
2958 2011-01-05 Jan Hubicka <jh@suse.cz>
2960 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
2961 at the command line.
2963 2011-01-05 Martin Jambor <mjambor@suse.cz>
2966 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
2967 deltas on streamed outgoing edges.
2968 (output_node_opt_summary): Output info for outgoing edges only when
2969 the node is in new parameter set.
2970 (output_cgraph_opt_summary): New parameter set, passed to the two
2971 aforementioned functions. Update its forward declaration and its
2974 2011-01-05 Tom Tromey <tromey@redhat.com>
2976 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
2977 operator to c_finish_omp_atomic.
2978 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
2979 (build_unary_op): Update.
2980 (build_modify_expr): Update.
2981 (build_asm_expr): Update.
2983 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2985 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
2986 newly inserted insns.
2988 (spu_emit_branch_hint): Likewise.
2989 (insert_hbrp_for_ilb_runout): Likewise.
2990 (spu_machine_dependent_reorg): Call df_finish_pass after
2991 schedule_insns returns.
2993 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2995 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
2997 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
2999 PR tree-optimization/47005
3000 * tree-sra.c (struct access): Add 'non_addressable' bit.
3001 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3002 (decide_one_param_reduction): Return 0 if the parameter is passed by
3003 reference and one of the accesses in the group is non_addressable.
3005 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3007 PR tree-optimization/47056
3008 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3009 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3010 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3012 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3014 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3015 initializer. Skip view conversions from aggregate types.
3017 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3020 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3022 2011-01-04 Philipp Thomas <pth@suse.de>
3024 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3027 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3029 * function.c (thread_prologue_and_epilogue_insns): Do not crash
3030 on empty epilogue sequences.
3032 2011-01-04 Joseph Myers <joseph@codesourcery.com>
3034 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3035 non-static): New Driver options.
3037 2011-01-04 Jie Zhang <jie@codesourcery.com>
3040 * gcc.c (default_compilers[]): Set combinable field to 0
3041 for all assembly languages.
3043 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
3045 * config/mips/loongson3a.md: New file.
3046 * config/mips/mips.md: Include loongson3a.md.
3047 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3050 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
3053 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3054 instead of convert_memory_address_addr_space on the base expression.
3056 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3058 * config/spu/spu.c (spu_option_override): Update error text
3059 for bad -march= / -mtune= values.
3061 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3063 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3064 if branch-hint optimization will be performed.
3066 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3068 PR tree-optimization/47148
3069 * ipa-split.c (split_function): Convert arguments to
3070 DECL_ARG_TYPE if possible.
3072 PR tree-optimization/47155
3073 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3076 PR rtl-optimization/47157
3077 * combine.c (try_combine): If undobuf.other_insn becomes
3078 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3079 and set *new_direct_jump_p too.
3081 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3083 PR tree-optimization/47021
3084 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3086 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3088 * gcc.c (process_command): Update copyright notice dates.
3089 * gcov.c (print_version): Likewise.
3090 * gcov-dump.c (print_version): Likewise.
3091 * mips-tfile.c (main): Likewise.
3092 * mips-tdump.c (main): Likewise.
3094 2011-01-03 Martin Jambor <mjambor@suse.cz>
3096 PR tree-optimization/46801
3097 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3098 aggregate fields start at byte boundary instead of the bit-field flag.
3100 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3103 * gcc.c (main): Revert revision 168407.
3105 2011-01-03 Martin Jambor <mjambor@suse.cz>
3107 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3109 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3111 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3112 vector optab to expand vector/scalar shift, update gimple to vector.
3114 2011-01-03 Martin Jambor <mjambor@suse.cz>
3116 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3119 2011-01-03 Martin Jambor <mjambor@suse.cz>
3121 PR tree-optimization/46984
3122 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3124 (cgraph_create_indirect_edge): Fixed line length.
3125 (cgraph_indirect_call_info): Declare.
3126 (cgraph_make_edge_direct) Update declaration.
3127 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3128 (cgraph_create_indirect_edge): Use it.
3129 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3131 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3132 the new thunk_delta representation.
3133 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3135 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3136 (ipa_read_indirect_edge_info): Likewise.
3137 * lto-cgraph.c (output_edge_opt_summary): New function.
3138 (output_node_opt_summary): Call it on all outgoing edges.
3139 (input_edge_opt_summary): New function.
3140 (input_node_opt_summary): Call it on all outgoing edges.
3142 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3145 * gcc.c (main): Don't check have_o when settting combine_inputs.
3147 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3149 * regrename.c: Add general comment describing the pass.
3150 (struct du_head): Remove 'length' field.
3151 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3152 (regrename_optimize): Do not sort chains. Rework comments, add others.
3153 Force renaming to the preferred class (if any) in the first pass and do
3154 not consider registers that belong to it in the second pass.
3155 (create_new_chain): Do not set 'length' field.
3156 (scan_rtx_reg): Likewise.
3158 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3160 PR tree-optimization/47140
3161 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3162 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3165 PR rtl-optimization/47028
3166 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3167 parm_birth_insn instead of at the beginning of first bb.
3169 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3171 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3172 Remove the word "see" before "@pxref".
3173 * doc/rtl.texi: Remove the word "see" before "@pxref".
3175 2011-01-01 Jan Hubicka <jh@suse.cz>
3177 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3180 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3183 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3186 Copyright (C) 2011 Free Software Foundation, Inc.
3188 Copying and distribution of this file, with or without modification,
3189 are permitted in any medium without royalty provided the copyright
3190 notice and this notice are preserved.