| blob | 06643283c4cb1020fb42fe5df3c7624f6842b83b |
1 2011-02-07 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/47615
4 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
5 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
6 (run_scc_vn): Initialize it.
7 (visit_reference_op_load): Use it.
8 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
10 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
13 DImode trapping arithmetic libfuncs.
15 2011-02-07 Richard Guenther <rguenther@suse.de>
17 PR tree-optimization/47621
18 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
19 two duplicates ...
20 (execute_update_addresses_taken): ... here. Make it more
21 conservative in what we accept.
23 2011-02-06 Joseph Myers <joseph@codesourcery.com>
25 * config/sparc/freebsd.h (ASM_SPEC): Define.
26 * config/sparc/vxworks.h (ASM_SPEC): Define.
28 2011-02-06 Joseph Myers <joseph@codesourcery.com>
30 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
32 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
34 * doc/invoke.texi: Remove reference to compiler internals from
35 user documentation.
37 * reg-notes.def: Remove REG_VALUE_PROFILE.
38 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
40 2011-02-05 Jakub Jelinek <jakub@redhat.com>
42 PR middle-end/47610
43 * varasm.c (default_section_type_flags): If decl is NULL,
44 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
46 2011-02-05 Jie Zhang <jie@codesourcery.com>
48 PR debug/42631
49 * web.c (entry_register): Don't clobber the number of the
50 first uninitialized reference in used[].
52 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
54 PR tree-optimization/46194
55 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
56 (build_classic_dist_vector_1): Do not represent classic distance
57 vectors when the access functions are variating in different loops.
59 2011-02-04 Joseph Myers <joseph@codesourcery.com>
61 * config/mips/iris6.opt: New.
62 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
64 2011-02-04 Richard Henderson <rth@redhat.com>
65 Steve Ellcey <sje@cup.hp.com>
67 PR target/46997
68 * config/ia64/predicates.md (mux1_brcst_element): New.
69 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
70 * config/ia64/ia64.c (ia64_unpack_assemble): New.
71 (ia64_unpack_sign): New.
72 (ia64_expand_unpack): Rewrite using new routines.
73 (ia64_expand_widen_sum): Ditto.
74 (ia64_expand_dot_prod_v8qi): Ditto.
75 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
76 routines, add endian check.
77 (pmpy2_even): Rename from pmpy2_r, add endian check.
78 (pmpy2_odd): Rename from pmpy2_l, add endian check.
79 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
80 (vec_widen_smult_hi_v4hi): Ditto.
81 (vec_widen_umult_lo_v4hi): Ditto.
82 (vec_widen_umult_hi_v4hi): Ditto.
83 (mulv2si3): Change endian checks.
84 (sdot_prodv4hi): Rewrite with new calls.
85 (udot_prodv4hi): New.
86 (vec_pack_ssat_v4hi): Add endian check.
87 (vec_pack_usat_v4hi): Ditto.
88 (vec_pack_ssat_v2si): Ditto.
89 (max1_even): Rename from max1_r, add endian check.
90 (max1_odd): Rename from max1_l, add endian check.
91 (*mux1_rev): Format change.
92 (*mux1_mix): Ditto.
93 (*mux1_shuf): Ditto.
94 (*mux1_alt): Ditto.
95 (*mux1_brcst_v8qi): Use new predicate.
96 (vec_extract_evenv8qi): Remove endian check.
97 (vec_extract_oddv8qi): Ditto.
98 (vec_interleave_lowv4hi): Format change.
99 (vec_interleave_highv4hi): Ditto.
100 (mix2_even): Rename from mix2_r, add endian check.
101 (mix2_odd): Rename from mux2_l, add endian check.
102 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
103 (vec_extract_evenodd_helper): Format change.
104 (vec_extract_evenv4hi): Remove endian check.
105 (vec_extract_oddv4hi): Remove endian check.
106 (vec_interleave_lowv2si): Format change.
107 (vec_interleave_highv2si): Format change.
108 (vec_initv2si): Remove endian check.
109 (vecinit_v2si): Add endian check.
110 (reduc_splus_v2sf): Add endian check.
111 (reduc_smax_v2sf): Ditto.
112 (reduc_smin_v2sf): Ditto.
113 (vec_initv2sf): Remove endian check.
114 (fpack): Add endian check.
115 (fswap): Add endian check.
116 (vec_interleave_highv2sf): Add endian check.
117 (vec_interleave_lowv2sf): Add endian check.
118 (fmix_lr): Add endian check.
119 (vec_setv2sf): Format change.
120 (*vec_extractv2sf_0_be): Use shift to extract operand.
121 (*vec_extractv2sf_1_be): New.
122 (vec_pack_trunc_v4hi): Add endian check.
123 (vec_pack_trunc_v2si): Format change.
125 2011-02-04 Jakub Jelinek <jakub@redhat.com>
127 PR inline-asm/23200
128 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
129 do bb, locus and block comparison and disallow loads if it is not set.
130 (stmt_is_replaceable_p): New function.
131 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
132 callers.
133 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
134 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
135 SSA_NAME_DEF_STMT.
136 * tree-flow.h (stmt_is_replaceable_p): New prototype.
138 2011-02-04 Joseph Myers <joseph@codesourcery.com>
140 * config/rs6000/xilinx.opt: New.
141 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
143 2011-02-04 Joseph Myers <joseph@codesourcery.com>
145 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
147 2011-02-03 Anatoly Sokolov <aesok@post.ru>
149 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
150 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
151 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
152 secondary_reload_info, xtensa_secondary_reload): Remove.
153 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
154 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
155 (xtensa_preferred_reload_class): Make static. Change return and
156 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
157 Use CONST_DOUBLE_P predicate.
158 (xtensa_preferred_output_reload_class): New function.
159 (xtensa_secondary_reload): Make static.
161 2011-02-03 Joseph Myers <joseph@codesourcery.com>
163 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
164 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
165 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
167 2011-02-03 Jakub Jelinek <jakub@redhat.com>
169 PR middle-end/31490
170 * output.h (SECTION_RELRO): Define.
171 (SECTION_MACH_DEP): Adjust.
172 (get_variable_section): New prototype.
173 * varpool.c (varpool_finalize_named_section_flags): New function.
174 (varpool_assemble_pending_decls): Call it.
175 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
176 * cgraphunit.c (cgraph_output_in_order): Call
177 varpool_finalize_named_section_flags.
178 * varasm.c (get_section): Allow section flags conflicts between
179 relro and read-only sections if the section hasn't been declared yet.
180 Set SECTION_OVERRIDE after diagnosing section type conflict.
181 (get_variable_section): No longer static.
182 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
183 readonly sections that need relocations.
184 (decl_readonly_section_1): New function.
185 (decl_readonly_section): Use it.
187 Revert:
188 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
189 Steve Ellcey <sje@cup.hp.com>
191 PR middle-end/31490
192 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
193 if section attribute used.
195 2011-02-03 Jakub Jelinek <jakub@redhat.com>
197 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
198 * config/darwin.c (SECTION_NO_ANCHOR): Define.
199 (darwin_init_sections): Remove assertion.
201 2011-02-03 Nick Clifton <nickc@redhat.com>
203 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
204 lt and ge.
205 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
206 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
207 instead of "n" and "pz".
208 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
209 CC_FLAG_S.
211 2011-02-03 Jakub Jelinek <jakub@redhat.com>
213 PR target/47312
214 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
215 fma, expand FMA_EXPR as fma{,f,l} call.
217 PR lto/47274
218 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
219 copy them into a unsigned char variable and pass address of it to
220 lto_output_data_stream.
222 PR target/47564
223 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
224 around backend_init_target and lang_dependent_init_target calls.
225 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
226 (verify_cgraph_node): Don't call set_cfun here. Use
227 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
228 Set error_found for incorrectly represented calls to thunks.
230 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
232 PR debug/43092
233 PR rtl-optimization/43494
234 * rtl.h (for_each_inc_dec_fn): New type.
235 (for_each_inc_dec): Declare.
236 * rtlanal.c (struct for_each_inc_dec_ops): New type.
237 (for_each_inc_dec_find_inc_dec): New fn.
238 (for_each_inc_dec_find_mem): New fn.
239 (for_each_inc_dec): New fn.
240 * dse.c (struct insn_size): Remove.
241 (replace_inc_dec, replace_inc_dec_mem): Remove.
242 (emit_inc_dec_insn_before): New fn.
243 (check_for_inc_dec): Use it, along with for_each_inc_dec.
244 (canon_address): Pass mem modes to cselib_lookup.
245 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
246 (cselib_lookup_from_insn): Likewise.
247 (cselib_subst_to_values): Likewise.
248 * cselib.c (find_slot_memmode): New var.
249 (cselib_find_slot): New fn. Use it instead of
250 htab_find_slot_with_hash everywhere.
251 (entry_and_rtx_equal_p): Use find_slot_memmode.
252 (autoinc_split): New fn.
253 (rtx_equal_for_cselib_p): Rename and implement in terms of...
254 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
255 Deal with autoinc. Special-case recursion into MEMs.
256 (cselib_hash_rtx): Likewise.
257 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
258 address and MEM modes.
259 (cselib_subst_to_values): Add memmode, pass it on.
260 Deal with autoinc.
261 (cselib_lookup): Add memmode argument, pass it on.
262 (cselib_lookup_from_insn): Add memmode.
263 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
264 (struct cselib_record_autoinc_data): New.
265 (cselib_record_autoinc_cb): New fn.
266 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
267 mode to cselib_lookup. Reset autoinced REGs here instead of...
268 (cselib_process_insn): ... here.
269 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
270 to cselib_lookup.
271 (add_uses): Likewise, also to cselib_subst_to_values.
272 (add_stores): Likewise.
273 * sched-deps.c (add_insn_mem_dependence): Pass mode to
274 cselib_subst_to_values.
275 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
276 * gcse.c (do_local_cprop): Adjusted.
277 * postreload.c (reload_cse_simplify_set): Adjusted.
278 (reload_cse_simplify_operands): Adjusted.
279 * sel-sched-dump (debug_mem_addr_value): Pass mode.
281 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
283 PR tree-optimization/45122
284 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
285 unsafe assumptions when there's more than one loop exit.
287 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
289 PR target/47272
290 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
291 Document using vector double with the load/store builtins, and
292 that the load/store builtins always use Altivec instructions.
294 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
295 to use altivec memory instructions, even on VSX.
296 (vector_altivec_store_<mode>): Ditto.
298 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
299 function.
301 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
302 V2DF, V2DI support to load/store overloaded builtins.
304 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
305 altivec load/store builtins for V2DF/V2DI types.
307 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
308 set avoid indexed addresses on power6 if -maltivec.
309 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
310 vector_altivec_load/vector_altivec_store builtins.
311 (altivec_expand_st_builtin): Ditto.
312 (altivec_expand_builtin): Add VSX memory builtins.
313 (rs6000_init_builtins): Add V2DI types to internal types.
314 (altivec_init_builtins): Add support for V2DF/V2DI altivec
315 load/store builtins.
316 (rs6000_address_for_altivec): Insure memory address is appropriate
317 for Altivec.
319 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
320 vec_vsx_ld and vec_vsx_st.
321 (vsx_store_<mode>): Ditto.
323 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
324 variables to hold long long types for VSX vector memory builtins.
325 (RS6000_BTI_unsigned_long_long): Ditto.
326 (long_long_integer_type_internal_node): Ditti.
327 (long_long_unsigned_type_internal_node): Ditti.
329 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
330 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
331 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
333 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
334 short cuts.
335 (vec_vsx_st): Ditto.
337 2011-02-02 Joseph Myers <joseph@codesourcery.com>
339 * config/pa/pa-hpux10.opt: New.
340 * config/hpux11.opt (pthread): New Driver option.
341 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
342 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
344 2011-02-02 Joseph Myers <joseph@codesourcery.com>
346 * config/ia64/vms.opt: New.
347 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
349 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
351 PR target/47580
352 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
353 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
354 generator functions.
355 (vsx_floatuns<VSi><mode>2): Ditto.
356 (vsx_fix_trunc<mode><VSi>2): Ditto.
357 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
359 2011-02-02 Joseph Myers <joseph@codesourcery.com>
361 * config/i386/djgpp.opt (posix): New Driver option.
363 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
365 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
366 Move to the unsupported targets list.
368 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
370 PR rtl-optimization/47525
371 * df-scan.c: Update copyright years.
372 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
373 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
375 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
377 * config/i386/sysv4.h (TARGET_VERSION): Remove.
378 (SUBTARGET_RETURN_IN_MEMORY): Remove.
379 (ASM_OUTPUT_ASCII): Remove.
380 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
382 2011-02-02 Jeff Law <law@redhat.com>
384 PR middle-end/47543
385 * reload.c (find_reloads_address): Handle reg+d address where both
386 components are invalid by reloading the entire address.
388 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
389 Richard Guenther <rguenther@suse.de>
391 PR tree-optimization/40979
392 PR bootstrap/47044
393 * passes.c (init_optimization_passes): After LIM call copy_prop
394 and DCE to clean up.
395 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
397 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
399 PR tree-optimization/47576
400 PR tree-optimization/47555
401 * doc/invoke.texi (scev-max-expr-complexity): Documented.
402 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
403 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
404 * tree-scalar-evolution.c (follow_ssa_edge): Use
405 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
407 2011-02-02 Richard Guenther <rguenther@suse.de>
409 PR tree-optimization/47566
410 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
412 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
414 PR debug/47106
415 PR debug/47402
416 * tree-inline.c (declare_return_variable): Remove unused caller
417 variable.
419 PR debug/47106
420 PR debug/47402
421 * tree-flow-inline.h (clear_is_used, is_used_p): New.
422 * cfgexpand.c (account_used_vars_for_block): Use them.
423 * tree-nrv.c (tree_nrv): Likewise.
424 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
425 (dump_scope_block): Likewise.
426 (remove_unused_locals): Likewise.
428 PR debug/47106
429 PR debug/47402
430 * tree-inline.c (declare_return_variable): Add result decl to
431 local decls only once.
432 * gimple-low.c (record_vars_into): Mark newly-created variables
433 as referenced.
435 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
437 PR debug/47498
438 PR debug/47501
439 PR debug/45136
440 PR debug/45130
441 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
442 debug insns.
443 (no_real_insns_p, schedule_block, set_priorities): Drop special
444 treatment of boundary debug insns.
445 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
446 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
447 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
448 (BOUNDARY_DEBUG_INSN_P): Likewise.
449 (SCHEDULE_DEBUG_INSN_P): Likewise.
450 * sched-rgn.c (init_ready_list): Drop special treatment of
451 boundary debug insns.
452 * final.c (rest_of_clean_state): Clear notes' BB.
454 2011-02-01 Joseph Myers <joseph@codesourcery.com>
456 * config/openbsd.opt (assert=): New Driver option.
458 2011-02-01 Joseph Myers <joseph@codesourcery.com>
460 * config/i386/nto.opt: New.
461 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
463 2011-02-01 Joseph Myers <joseph@codesourcery.com>
465 * config/i386/netware.opt: New.
466 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
468 2011-02-01 Joseph Myers <joseph@codesourcery.com>
470 * config/interix.opt (posix): New Driver option.
472 2011-02-01 DJ Delorie <dj@redhat.com>
474 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
476 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
477 class for A0/A1.
479 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
481 PR tree-optimization/47561
482 * toplev.c (process_options): Print the Graphite flags. Add
483 flag_loop_flatten to the list of options requiring Graphite.
485 2011-02-01 Joseph Myers <joseph@codesourcery.com>
487 * config/i386/cygming.opt (posix): New Driver option.
489 2011-02-01 Joseph Myers <joseph@codesourcery.com>
491 * config/arm/vxworks.opt: New.
492 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
494 2011-02-01 Joseph Myers <joseph@codesourcery.com>
496 * config/alpha/elf.opt: New.
497 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
498 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
500 2011-02-01 Richard Guenther <rguenther@suse.de>
502 PR tree-optimization/47559
503 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
504 store-motion on references that can throw.
506 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
508 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
509 * tree-pass.h (TDF_CSELIB): New macro.
510 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
511 cselib_lookup): Check for it rather than for TDF_DETAILS.
513 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
515 PR driver/47547
516 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
517 is HOST_BIT_BUCKET.
519 * opts.c (finish_options): Don't add x_aux_base_name if it is
520 HOST_BIT_BUCKET.
522 2011-02-01 Richard Guenther <rguenther@suse.de>
524 PR tree-optimization/47555
525 Revert
526 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
528 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
530 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
532 PR gcc/46692
533 * config/lm32/t-lm32: Add multilib for all CPU options.
535 2011-02-01 Richard Guenther <rguenther@suse.de>
537 PR tree-optimization/47541
538 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
539 sure to have a field at offset zero.
541 2011-01-31 Joseph Myers <joseph@codesourcery.com>
543 * config/arc/arc.opt (EB, EL): New Driver options.
545 2011-01-31 Joseph Myers <joseph@codesourcery.com>
547 * config/alpha/osf5.opt: New.
548 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
550 2011-01-31 Joseph Myers <joseph@codesourcery.com>
552 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
554 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
556 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
557 -floop-interchange.
558 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
559 is an alias of -floop-interchange and that it requires the
560 Graphite infrastructure.
561 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
562 flag_loop_interchange based on the value of flag_tree_loop_linear.
564 2011-01-31 Jakub Jelinek <jakub@redhat.com>
565 Richard Guenther <rguenther@suse.de>
567 PR tree-optimization/47538
568 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
569 type instead of r1type, except for comparisons. For right
570 shifts and comparisons punt if there are mismatches in
571 sizetype vs. non-sizetype types.
573 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
575 * doc/sourcebuild.texi (Effective-Target Keywords): Document
576 avx_runtime.
578 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
580 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
581 version number.
582 * configure: Regenerate.
584 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
586 * configure.ac (gcc_cv_ld_static_option): Define.
587 (gcc_cv_ld_dynamic_option): Define.
588 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
589 instead.
590 (HAVE_LD_STATIC_DYNAMIC): Update message.
591 (LD_STATIC_OPTION): Define.
592 (LD_DYNAMIC_OPTION): Define.
593 * configure: Regenerate.
594 * config.in: Regenerate.
595 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
596 HAVE_LD_STATIC_DYNAMIC]: Use them.
598 2011-01-31 Nick Clifton <nickc@redhat.com>
600 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
601 registers inside interrupt handlers if the handler is not a leaf
602 function.
604 2011-01-31 Nick Clifton <nickc@redhat.com>
606 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
607 reg_renumber returning an INVALID_REGNUM.
609 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
611 PR libgcj/44341
612 * doc/install.texi: Document host options discarded when cross
613 configuring target libraries.
615 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
617 Reverted:
618 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
619 PR debug/45136
620 PR debug/45130
621 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
622 debug insns.
623 (no_real_insns_p, schedule_block, set_priorities): Drop special
624 treatment of boundary debug insns.
625 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
626 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
627 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
628 (BOUNDARY_DEBUG_INSN_P): Likewise.
629 (SCHEDULE_DEBUG_INSN_P): Likewise.
630 * sched-rgn.c (init_ready_list): Drop special treatment of
631 boundary debug insns.
632 * final.c (rest_of_clean-state): Clear notes' BB.
634 2011-01-31 Alan Modra <amodra@gmail.com>
636 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
637 toc relative expressions as we do in print_operand_address.
639 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
641 * doc/extend.texi: Follow spelling conventions.
642 * doc/invoke.texi: Fix a typo.
644 2011-01-30 Joseph Myers <joseph@codesourcery.com>
646 * config/hpux11.opt: New.
647 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
648 ia64*-*-hpux*): Use hpux11.opt.
650 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
652 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
653 to tmake_file.
655 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
657 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
658 support sites.
660 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
662 * doc/install.texi (Binaries): Remove outdated reference for
663 Motorola 68HC11/68HC12 downloads.
665 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
667 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
668 Drepper's paper.
670 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
672 PR bootstrap/47147
673 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
674 used by NetBSD.
676 2011-01-28 Ahmad Sharif <asharif@google.com>
678 * value-prof.c (check_counter): Corrected error message.
680 2011-01-29 Jie Zhang <jie@codesourcery.com>
682 * config/arm/arm.c (arm_legitimize_reload_address): New.
683 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
684 arm_legitimize_reload_address.
685 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
687 2011-01-28 Ian Lance Taylor <iant@google.com>
689 * godump.c (go_define): Ignore macros whose definitions include
690 two adjacent operands.
692 2011-01-28 Jakub Jelinek <jakub@redhat.com>
694 PR target/42894
695 * varasm.c (force_const_mem): Store copy of x in desc->constant
696 instead of x itself.
697 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
698 itself into REG_EQUAL note.
700 2011-01-28 Joseph Myers <joseph@codesourcery.com>
702 * config/freebsd.opt (posix, rdynamic): New Driver options.
704 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
706 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
707 -Bstatic/-Bdynamic.
708 * configure: Regenerate.
710 2011-01-27 Joseph Myers <joseph@codesourcery.com>
712 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
713 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
715 2011-01-27 Anatoly Sokolov <aesok@post.ru>
717 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
718 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
719 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
720 (s390_preferred_reload_class): Make static. Change return and
721 'rclass' argument type to reg_class_t.
723 2011-01-27 Jan Hubicka <jh@suse.cz>
725 PR middle-end/46949
726 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
727 (process_function_and_variable_attributes): Check defined weakrefs.
729 2011-01-27 Martin Jambor <mjambor@suse.cz>
731 PR tree-optimization/47228
732 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
733 build_ref_for_offset.
735 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
737 * config/spu/spu-elf.h (ASM_SPEC): Remove.
739 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
741 PR rtl-optimization/46856
742 * postreload.c (reload_combine_recognize_const_pattern): Do not
743 separate cc0 setter and user on cc0 targets.
745 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
747 PR c/43082
748 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
749 passed a VOID_TYPE expression, immediately emit an error and
750 return error_mark_node.
752 2011-01-26 Jeff Law <law@redhat.com>
754 PR rtl-optimization/47464
755 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
756 rather than may_trap_p as needed.
758 2011-01-26 DJ Delorie <dj@redhat.com>
760 PR rtl-optimization/46878
761 * combine.c (insn_a_feeds_b): Check for the implicit cc0
762 setter/user dependency as well.
764 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
766 PR rtl-optimization/44469
767 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
768 after removing trivially dead basic blocks.
770 2011-01-26 Joseph Myers <joseph@codesourcery.com>
772 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
773 * config/frv/frv.h (LINK_SPEC): Likewise.
774 * config/i386/netware.h (LINK_SPEC): Likewise.
775 * config/m68k/linux.h (ASM_SPEC): Likewise.
776 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
777 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
778 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
779 * config/sparc/linux.h (ASM_SPEC): Likewise.
780 * config/sparc/linux64.h (ASM_SPEC): Likewise.
781 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
783 2011-01-26 Joseph Myers <joseph@codesourcery.com>
785 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
786 * config/frv/frv.h (ASM_SPEC): Likewise.
787 * config/m68k/linux.h (ASM_SPEC): Likewise.
788 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
789 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
790 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
791 * config/sparc/linux.h (ASM_SPEC): Likewise.
792 * config/sparc/linux64.h (ASM_SPEC): Likewise.
793 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
795 2011-01-26 Joseph Myers <joseph@codesourcery.com>
797 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
798 * config/frv/frv.h (LINK_SPEC): Likewise.
799 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
801 2011-01-26 Joseph Myers <joseph@codesourcery.com>
803 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
804 * config/frv/frv.h (ASM_SPEC): Likewise.
805 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
806 * config/m68k/linux.h (ASM_SPEC): Likewise.
807 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
808 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
809 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
810 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
811 * config/sparc/linux.h (ASM_SPEC): Likewise.
812 * config/sparc/linux64.h (ASM_SPEC): Likewise.
813 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
814 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
816 2011-01-26 Steve Ellcey <sje@cup.hp.com>
818 PR target/46997
819 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
820 (*mux2): Ditto.
821 (vec_extract_evenodd_help): Ditto.
822 (vec_extract_evenv4hi): Ditto.
823 (vec_extract_oddv4hi): Ditto.
824 (vec_interleave_lowv2si): Ditto.
825 (vec_interleave_highv2si): Ditto.
826 (vec_extract_evenv2si): Ditto.
827 (vec_extract_oddv2si: Ditto.
828 (vec_pack_trunc_v2si): Ditto.
830 2011-01-22 Jan Hubicka <jh@suse.cz>
832 PR target/47237
833 * cgraph.h (cgraph_local_info): New field can_change_signature.
834 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
835 signature can change.
836 (ipcp_estimate_growth): Call sequence simplify only if calle signature
837 can change.
838 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
839 (cgraph_function_versioning): We can not change signature of functions
840 that don't allow that.
841 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
842 (lto_input_node): Likewise.
843 * ipa-inline.c (compute_inline_parameters): Compute
844 local.can_change_signature.
845 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
846 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
847 functions that can not change signature.
848 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
849 init_cumulative_args): Do not use local calling conventions
850 for functions that can not change signature.
852 2011-01-22 Jan Hubicka <jh@suse.cz>
854 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
856 2011-01-26 Richard Guenther <rguenther@suse.de>
858 PR tree-optimization/47190
859 * cgraphunit.c (process_common_attributes): New function.
860 (process_function_and_variable_attributes): Use it.
862 2011-01-26 Richard Guenther <rguenther@suse.de>
864 PR lto/47423
865 * cgraphbuild.c (record_eh_tables): Record reference to personality
866 function.
868 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
870 PR debug/45454
871 * sel-sched.c (moveup_expr): Don't let debug insns prevent
872 non-debug insns from moving up.
874 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
876 PR target/40125
877 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
878 t-dlldir{,-x} fragment for build and add it to tmake_file.
879 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
880 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
881 * config/i386/t-dlldir: New file.
882 (SHLIB_DLLDIR): Define.
883 * config/i386/t-dlldir-x: New file.
884 (SHLIB_DLLDIR): Define.
885 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
886 (SHLIB_INSTALL): Use it.
888 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
890 PR target/47246
891 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
892 lower bound of the allowed Thumb-2 coprocessor load/store
893 index range to -256. Add explaining comment.
895 2011-01-25 Ian Lance Taylor <iant@google.com>
897 * godump.c (go_define): Improve lexing of macro expansion to only
898 accept expressions which match Go spec.
900 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
902 PR c++/43601
903 * tree.c (handle_dll_attribute): Handle it.
904 * doc/extend.texi (@item dllexport): Mention it.
905 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
907 2011-01-25 Ian Lance Taylor <iant@google.com>
909 PR tree-optimization/26854
910 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
911 (decl_jump_unsafe): Move higher in file, with no other change.
912 (bind): Set has_jump_unsafe_decl if appropriate.
913 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
914 (check_earlier_gotos): Likewise.
915 (c_check_switch_jump_warnings): Likewise.
917 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
919 * doc/invoke.texi (Warning Options): Add missing hyphen.
920 (-fprofile-dir): Minor grammatical fixes.
921 (-fbranch-probabilities): Likewise.
923 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
925 PR debug/45136
926 PR debug/45130
927 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
928 debug insns.
929 (no_real_insns_p, schedule_block, set_priorities): Drop special
930 treatment of boundary debug insns.
931 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
932 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
933 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
934 (BOUNDARY_DEBUG_INSN_P): Likewise.
935 (SCHEDULE_DEBUG_INSN_P): Likewise.
936 * sched-rgn.c (init_ready_list): Drop special treatment of
937 boundary debug insns.
938 * final.c (rest_of_clean-state): Clear notes' BB.
940 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
942 * Makefile.in (LAMBDA_H): Removed.
943 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
944 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
945 lambda-trans.o, and tree-loop-linear.o.
946 (lto-symtab.o): Remove dependence on LAMBDA_H.
947 (tree-loop-linear.o): Remove rule.
948 (lambda-mat.o): Same.
949 (lambda-trans.o): Same.
950 (lambda-code.o): Same.
951 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
952 (tree-vect-slp.o): Same.
953 * hwint.h (gcd): Moved here.
954 (least_common_multiple): Same.
955 * lambda-code.c: Removed.
956 * lambda-mat.c: Removed.
957 * lambda-trans.c: Removed.
958 * lambda.h: Removed.
959 * tree-loop-linear.c: Removed.
960 * lto-symtab.c: Do not include lambda.h.
961 * omega.c (gcd): Removed.
962 * passes.c (init_optimization_passes): Remove pass_linear_transform.
963 * tree-data-ref.c (print_lambda_vector): Moved here.
964 (lambda_vector_copy): Same.
965 (lambda_matrix_copy): Same.
966 (lambda_matrix_id): Same.
967 (lambda_vector_first_nz): Same.
968 (lambda_matrix_row_add): Same.
969 (lambda_matrix_row_exchange): Same.
970 (lambda_vector_mult_const): Same.
971 (lambda_vector_negate): Same.
972 (lambda_matrix_row_negate): Same.
973 (lambda_vector_equal): Same.
974 (lambda_matrix_right_hermite): Same.
975 * tree-data-ref.h: Do not include lambda.h.
976 (lambda_vector): Moved here.
977 (lambda_matrix): Same.
978 (dependence_level): Same.
979 (lambda_transform_legal_p): Removed declaration.
980 (lambda_collect_parameters): Same.
981 (lambda_compute_access_matrices): Same.
982 (lambda_vector_gcd): Same.
983 (lambda_vector_new): Same.
984 (lambda_vector_clear): Same.
985 (lambda_vector_lexico_pos): Same.
986 (lambda_vector_zerop): Same.
987 (lambda_matrix_new): Same.
988 * tree-flow.h (least_common_multiple): Removed declaration.
989 * tree-parloops.c (lambda_trans_matrix): Moved here.
990 (LTM_MATRIX): Same.
991 (LTM_ROWSIZE): Same.
992 (LTM_COLSIZE): Same.
993 (LTM_DENOMINATOR): Same.
994 (lambda_trans_matrix_new): Same.
995 (lambda_matrix_vector_mult): Same.
996 (lambda_transform_legal_p): Same.
997 * tree-pass.h (pass_linear_transform): Removed declaration.
998 * tree-ssa-loop.c (tree_linear_transform): Removed.
999 (gate_tree_linear_transform): Removed.
1000 (pass_linear_transform): Removed.
1001 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1002 flag_loop_interchange.
1004 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1006 PR tree-optimization/47265
1007 PR tree-optimization/47443
1008 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1009 if name still has some uses.
1011 2011-01-25 Martin Jambor <mjambor@suse.cz>
1013 PR tree-optimization/47382
1014 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1015 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1017 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1019 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1020 sjlj_except_unwind_info.
1022 2011-01-25 Richard Guenther <rguenther@suse.de>
1024 PR tree-optimization/47426
1025 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1026 visible functions results escape.
1028 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1030 PR target/45701
1031 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1032 (arm_get_frame_offsets): Use it.
1034 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1035 Jakub Jelinek <jakub@redhat.com>
1037 PR tree-optimization/47271
1038 * tree-if-conv.c (bb_postdominates_preds): New.
1039 (if_convertible_bb_p): Call bb_postdominates_preds.
1040 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1041 (predicate_scalar_phi): Call bb_postdominates_preds.
1043 2011-01-25 Nick Clifton <nickc@redhat.com>
1045 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1046 * config/rx/rx.c (rx_function_value): Likewise.
1047 (rx_promote_function_mode): Likewise.
1048 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1049 in order to make it legitimate.
1050 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1051 make sure that the first operand is the same as the result register.
1052 (addsi3_unspec): Delete.
1053 (subdi3): Do not accept immediate operands.
1054 (subdi3_internal): Likewise.
1056 2011-01-25 Jeff Law <law@redhat.com>
1058 PR rtl-optimization/37273
1059 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1060 handle them like argument loads from stack slots. Do not double
1061 count memory for memory constants and argument loads from stack slots.
1063 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1065 PR tree-optimization/47427
1066 PR tree-optimization/47428
1067 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1068 coalesce if the new root var would be TREE_READONLY.
1070 2011-01-25 Richard Guenther <rguenther@suse.de>
1072 PR middle-end/47414
1073 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1074 correct type for TBAA.
1076 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1078 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1079 (close_phi_written_to_memory): Call for_each_index with
1080 dr_indices_valid_in_loop.
1082 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1084 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1085 when it is initialized.
1087 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1089 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1090 call to graphite_find_data_references_in_stmt.
1091 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1092 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1093 call to graphite_find_data_references_in_stmt.
1094 (analyze_drs_in_stmts): Same.
1095 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1096 in which the scalar analysis of indices is performed.
1097 (create_data_ref): Same. Update call to dr_analyze_indices.
1098 (find_data_references_in_stmt): Update call to create_data_ref.
1099 (graphite_find_data_references_in_stmt): Same.
1100 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1101 declaration.
1102 (create_data_ref): Same.
1103 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1104 call to create_data_ref.
1106 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1108 * graphite-sese-to-poly.c (build_poly_scop): Move
1109 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1111 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1113 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1114 VAR_DECL, PARM_DECL, and RESULT_DECL.
1116 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1118 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1119 in a reduction PBB.
1120 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1121 that have already been marked as PBB_IS_REDUCTION.
1123 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1125 * graphite-scop-detection.c (same_close_phi_node): New.
1126 (remove_duplicate_close_phi): New.
1127 (make_close_phi_nodes_unique): New.
1128 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1130 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1132 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1133 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1134 of both data references to be the same.
1136 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1138 * graphite-dependences.c (build_lexicographical_constraint): Remove
1139 the gdim parameter.
1140 (build_lexicographical_constraint): Adjust call to
1141 ppl_powerset_is_empty.
1142 (dependence_polyhedron): Same.
1143 (graphite_legal_transform_dr): Same.
1144 (graphite_carried_dependence_level_k): Same.
1145 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
1146 parameter.
1147 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1149 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1151 * graphite-sese-to-poly.c
1152 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1153 (close_phi_written_to_memory): New.
1154 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1155 and unshare_expr.
1157 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1159 * doc/install.texi: Update the expected version number of PPL to 0.11.
1160 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1161 #if PPL_VERSION_MINOR < 11.
1163 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1165 * graphite-dependences.c: Include graphite-cloog-util.h.
1166 (new_poly_ddr): Inlined into dependence_polyhedron.
1167 (free_poly_ddr): Moved close by new_poly_ddr.
1168 (dependence_polyhedron_1): Renamed dependence_polyhedron.
1169 Early return NULL when ppl_powerset_is_empty returns true.
1170 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
1171 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
1172 (graphite_legal_transform_dr): Call new_poly_ddr.
1173 (graphite_carried_dependence_level_k): Same.
1174 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
1175 (dot_transformed_deps_stmt_1): Removed.
1176 (dot_deps_stmt_1): Call dot_deps_stmt_2.
1177 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
1178 (dot_deps_1): Call dot_deps_2.
1179 * Makefile.in (graphite-dependences.o): Add missing dependence on
1180 graphite-cloog-util.h.
1182 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1184 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1185 (build_lexicographical_constraint): Same.
1186 (dependence_polyhedron_1): Same.
1187 (graphite_legal_transform_dr): Same.
1188 (graphite_carried_dependence_level_k): Same.
1189 * graphite-ppl.c (ppl_powerset_is_empty): New.
1190 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
1191 * tree-data-ref.c (dump_data_reference): Print the basic block index.
1193 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1195 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
1196 the "a followed by b" relation and document it.
1198 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1200 * graphite-dependences.c (build_lexicographical_constraint): Stop the
1201 iteration when the bag of constraints is empty.
1203 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1205 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
1207 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1209 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
1210 nest and two loop depths as parameters.
1211 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
1212 lst_perfect_nestify.
1214 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1216 * graphite-dependences.c (print_pddr): Call
1217 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
1219 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1221 * graphite-ppl.c (debug_gmp_value): New.
1222 * graphite-ppl.h (debug_gmp_value): Declared.
1224 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
1226 * doc/install.texi: Document availability of cloog-0.16.
1228 2011-01-25 Vladimir Kargov <kargov@gmail.com>
1230 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
1231 invalid postdominance info.
1233 2011-01-24 Jan Hubicka <jh@suse.cz>
1235 PR c/21659
1236 * doc/extend.texi (weak pragma): Drop claim that it must
1237 appear before definition.
1238 * varasm.c (merge_weak, declare_weak): Only sanity check
1239 that DECL is not output at a time it is declared weak.
1241 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1243 * machmode.def: Fixed comments.
1245 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
1247 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
1249 2011-01-24 Paul Koning <ni1d@arrl.net>
1251 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
1252 WORDS_BIG_ENDIAN.
1254 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
1256 PR target/46519
1257 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
1258 (block_info): Add scanned and prev.
1259 (move_or_delete_vzeroupper_2): Return if the basic block
1260 has been scanned and the upper 128bit state is unchanged
1261 from the last scan.
1262 (move_or_delete_vzeroupper_1): Return true if the exit
1263 state is changed.
1264 (move_or_delete_vzeroupper): Visit basic blocks using the
1265 work-list based algorithm based on vt_find_locations in
1266 var-tracking.c.
1268 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
1270 2011-01-24 Nick Clifton <nickc@redhat.com>
1272 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
1273 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
1274 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
1275 then define __v850e1__.
1276 * doc/invoke.texi: Document -mv850es.
1278 2011-01-24 Richard Henderson <rth@redhat.com>
1280 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
1281 compound unordered comparisons.
1282 * config/rx/rx.c (rx_split_fp_compare): Remove.
1283 * config/rx/rx-protos.h: Update.
1284 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
1285 (cbranchsf4): Don't call rx_split_fp_compare.
1286 (*cbranchsf4): Use rx_split_cbranch.
1287 (*cmpsf): Don't accept "i" constraint.
1288 (*conditional_branch): Only valid after reload.
1289 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
1291 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1293 PR target/47385
1294 * config/rs6000/altivec.md (vector constant splitters): Add
1295 support for creating vector single precision constants if -mvsx is
1296 used and we would create the constant using Altivec primitives.
1298 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
1299 Richard Sandiford <rdsandiford@googlemail.com>
1301 PR rtl-optimization/47166
1302 * reload1.c (emit_reload_insns): Disable the spill_reg_store
1303 mechanism for PRE_MODIFY and POST_MODIFY.
1304 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
1305 reloadreg.
1307 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
1309 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
1311 2011-01-22 Jan Hubicka <jh@suse.cz>
1313 PR lto/47333
1314 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
1316 2011-01-22 Jan Hubicka <jh@suse.cz>
1318 PR tree-optimization/43884
1319 PR lto/44334
1320 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
1321 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
1323 2011-01-22 Anatoly Sokolov <aesok@post.ru>
1325 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1326 * config/s390/s390.c (s390_register_move_cost,
1327 s390_memory_move_cost): New.
1328 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
1330 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1332 PR middle-end/47401
1333 * except.c (sjlj_assign_call_site_values): Move setting the
1334 crtl->uses_eh_lsda flag to ...
1335 (sjlj_mark_call_sites): ... here.
1336 (sjlj_emit_function_enter): Support NULL dispatch label.
1337 (sjlj_build_landing_pads): In a function with no landing pads
1338 that still has must-not-throw regions, generate code to register
1339 a personality function with empty LSDA.
1341 2011-01-21 Richard Henderson <rth@redhat.com>
1343 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
1345 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
1347 * compare-elim.c: New file.
1348 * Makefile.in (OBJS-common): Add it.
1349 (compare-elim.o): New.
1350 * common.opt (fcompare-elim): New.
1351 * opts.c (default_options_table): Add OPT_fcompare_elim.
1352 * tree-pass.h (pass_compare_elim_after_reload): New.
1353 * passes.c (init_optimization_passes): Add it.
1354 * recog.h: Protect against re-inclusion.
1355 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
1356 * doc/invoke.texi (-fcompare-elim): Document it.
1357 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
1358 * doc/tm.texi: Rebuild.
1360 2011-01-22 Nick Clifton <nickc@redhat.com>
1362 * config/rx/rx.md (cstoresf4): Pass comparison operator to
1363 rx_split_fp_compare.
1365 2011-01-22 Nick Clifton <nickc@redhat.com>
1367 * config/rx/rx.md (UNSPEC_CONST): New.
1368 (deallocate_and_return): Wrap the amount popped off the stack in
1369 an UNSPEC_CONST in order to stop it being rejected by
1370 -mmax-constant-size.
1371 (pop_and_return): Add a "(return)" rtx.
1372 (call): Drop the immediate operand.
1373 (call_internal): Likewise.
1374 (call_value): Likewise.
1375 (call_value_internal): Likewise.
1376 (sibcall_internal): Likewise.
1377 (sibcall_value_internal): Likewise.
1378 (sibcall): Likewise. Generate an explicit call using
1379 sibcall_internal.
1380 (sibcall_value): Likewise.
1381 (mov<>): FAIL if a constant operand is not legitimate.
1382 (addsi3_unpsec): New pattern.
1384 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
1385 (ok_for_max_constant): New function.
1386 (gen_safe_add): New function.
1387 (rx_expand_prologue): Use gen_safe_add.
1388 (rx_expand_epilogue): Likewise.
1389 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
1390 UNSPEC CONSTs.
1392 2011-01-21 Jeff Law <law@redhat.com>
1394 PR tree-optimization/47053
1395 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
1396 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
1397 statements are deleted.
1398 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
1399 is nonempty, then purge dead edges and cleanup the CFG.
1401 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1403 PR debug/47402
1404 Temporarily revert:
1405 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1406 PR debug/47106
1407 * tree-dfa.c (create_var_ann): Mark variable as used.
1409 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1411 PR middle-end/45566
1412 * except.c (convert_to_eh_region_ranges): Emit queued no-region
1413 notes from other section in hot/cold partitioning even if
1414 last_action is -3. Increment call_site_base.
1416 PR rtl-optimization/47366
1417 * fwprop.c (forward_propagate_into): Return bool. If
1418 any changes are made, -fnon-call-exceptions is used and
1419 REG_EH_REGION note is present, call purge_dead_edges
1420 and return true if it purged anything.
1421 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
1422 any EH edges were purged.
1424 2011-01-21 Jeff Law <law@redhat.com>
1426 PR rtl-optimization/41619
1427 * caller-save.c (setup_save_areas): Break out code to determine
1428 which hard regs are live across calls by examining the reload chains
1429 so that it is always used.
1430 Eliminate code which checked REG_N_CALLS_CROSSED.
1432 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1434 PR tree-optimization/47355
1435 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
1436 NOP has non-debug uses beyond PHIs in new_bb.
1438 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1440 PR debug/47106
1441 * cfgexpand.c (account_used_vars_for_block): Only account vars
1442 that are annotated as used.
1443 (estimated_stack_frame_size): Don't set TREE_USED.
1444 * tree-dfa.c (create_var_ann): Mark variable as used.
1446 2011-01-21 Richard Guenther <rguenther@suse.de>
1448 PR middle-end/47395
1449 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
1451 2011-01-21 Richard Guenther <rguenther@suse.de>
1453 PR tree-optimization/47365
1454 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
1455 (vn_reference_lookup_pieces): Adjust.
1456 (vn_reference_lookup): Likewise.
1457 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
1458 (vn_reference_lookup_3): Only look through kills if in
1459 VN_WALKREWRITE mode.
1460 (vn_reference_lookup_pieces): Adjust.
1461 (vn_reference_lookup): Likewise.
1462 (visit_reference_op_load): Likewise.
1463 (visit_reference_op_store): Likewise.
1464 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
1465 (compute_avail): Likewise.
1466 (eliminate): Likewise.
1468 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1470 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
1471 DECL_IGNORED_P non-reg vars if they are used.
1473 PR tree-optimization/47391
1474 * varpool.c (const_value_known_p): Return false if
1475 decl is volatile.
1477 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
1479 PR bootstrap/47215
1480 * config/i386/i386.c (ix86_local_alignment): Handle
1481 case for va_list_type_node is nil.
1482 (ix86_canonical_va_list_type): Likewise.
1484 2011-01-21 Alan Modra <amodra@gmail.com>
1486 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
1487 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
1489 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1491 * config/arm/arm.md (define_attr type): Rename f_load
1492 and f_store to f_fpa_load and f_fpa_store. Update.
1493 (write_conflict): Deal with rename fallout.
1494 (*push_fp_multi): Likewise.
1495 * config/arm/fpa.md (f_load): Use f_fpa_load.
1496 (f_store): Use f_fpa_store.
1497 (*movsf_fpa): Likewise.
1498 (*movdf_fpa): Likewise.
1499 (*movxf_fpa): Likewise.
1500 (*thumb2_movsf_fpa): Likewise.
1501 (*thumb2_movdf_fpa): Likewise.
1502 (*thumb2_movxf_fpa): Likewise.
1503 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
1504 f_loadd and f_stored.
1505 (*thumb2_movdi_vfp): Likewise.
1506 (*thumb2_movsf_vfp): Fix attribute to f_loads.
1507 (*thumb2_movsi_vfp): Likewise.
1508 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
1509 Use f_loads instead of f_load.
1510 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
1512 2011-01-20 Anatoly Sokolov <aesok@post.ru>
1514 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1515 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
1516 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1517 (xtensa_mode_dependent_address_p): New function.
1518 (constantpool_address_p): Make static. Change return type to bool.
1519 Change argument type to const_rtx. Use CONST_INT_P predicate.
1521 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
1523 PR debug/46583
1524 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
1526 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1528 PR debug/47283
1529 * cfgexpand.c (expand_debug_expr): Instead of generating
1530 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
1531 etc. handling.
1533 2011-01-20 Richard Guenther <rguenther@suse.de>
1535 PR middle-end/47370
1536 * tree-inline.c (remap_gimple_op_r): Recurse manually for
1537 the pointer operand of MEM_REFs.
1539 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1541 PR tree-optimization/46130
1542 * ipa-split.c (consider_split): If return_bb contains non-virtual
1543 PHIs other than for retval or if split_function would not adjust it,
1544 refuse to split.
1546 2011-01-20 Richard Guenther <rguenther@suse.de>
1548 PR tree-optimization/47167
1549 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1550 Revert previous change, only avoid enumeral type changes.
1552 2011-01-19 Mike Stump <mikestump@comcast.net>
1554 * doc/tm.texi.in (BRANCH_COST): Englishify.
1555 * doc/tm.texi (BRANCH_COST): Likewise.
1557 2011-01-19 Dodji Seketeli <dodji@redhat.com>
1559 PR c++/47291
1560 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
1561 (gen_scheduled_generic_parms_dies): New functions.
1562 (gen_struct_or_union_type_die): Schedule template parameters DIEs
1563 generation for the end of CU compilation.
1564 (dwarf2out_finish): Generate template parameters DIEs here.
1566 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1568 PR debug/46240
1569 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
1570 debug bind stmt on merge edges.
1572 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1574 PR debug/47079
1575 PR debug/46724
1576 * function.c (instantiate_expr): Instantiate incoming rtl of
1577 implicit arguments, and recurse on VALUE_EXPRs.
1578 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
1579 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
1581 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1583 * c-parser.c (c_parser_for_statement): Initialize
1584 collection_expression.
1586 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1588 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
1590 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1592 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
1593 (LINK_SHLIB_SPEC): Don't use %(link_path).
1594 (SUBTARGET_EXTRA_SPECS): Remove link_path.
1596 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1598 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
1599 (NO_SHARED_LIB_SUPPORT): Remove.
1600 (LINK_SHLIB_SPEC): Remove one conditional definition.
1602 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1604 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
1605 %{call_shared}.
1606 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
1607 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
1608 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
1609 %{call_shared} and conditionals on these options not being passed.
1610 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
1611 %{call_shared}.
1613 2011-01-19 Jakub Jelinek <jakub@redhat.com>
1615 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
1616 simplify.
1618 * ipa-split.c: Spelling fixes.
1620 2011-01-19 Richard Henderson <rth@redhat.com>
1622 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
1623 (*mulsi3): Likewise.
1625 * longlong.h [__mn10300__] (count_leading_zeros): New.
1626 [__mn10300__] (umul_ppmm, smul_ppmm): New.
1627 [__mn10300__] (add_ssaaaa, subddmmss): New.
1628 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
1629 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
1631 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1633 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
1635 2011-01-19 Richard Henderson <rth@redhat.com>
1637 * config/mn10300/mn10300.md (addsi3_flags): New.
1638 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
1639 (subsi3_flags, subc_internal, subdi3): New.
1640 (subdi3_internal, *subdi3_degenerate): New.
1641 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
1643 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
1644 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
1645 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
1646 * config/mn10300/mn10300-protos.h: Update.
1647 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
1648 (return_ret): Likewise. Rename from return_internal_regs.
1649 (return_internal): Remove.
1651 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
1652 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
1653 (mn10300_legitimate_constant_p): Likewise.
1654 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
1655 (mn10300_frame_size): New.
1656 (mn10300_expand_prologue): Use it.
1657 (mn10300_expand_epilogue): Likewise.
1658 (mn10300_initial_offset): Likewise.
1659 * config/mn10300/mn10300-protos.h: Update.
1660 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
1661 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
1662 (prologue, epilogue, return_internal): Tidy output code.
1663 (mn10300_store_multiple_operation, return): Likewise.
1664 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
1665 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
1666 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
1667 (load_pic, am33_load_pic): New.
1668 (mn10300_load_pic0, mn10300_load_pic1): New.
1670 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
1671 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
1672 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
1673 (cc_flags_for_mode, cc_flags_for_code): New.
1674 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
1675 overflow flag is not valid. Validate that the flags we need
1676 for the comparison are valid.
1677 (mn10300_output_cmp): Remove.
1678 (mn10300_output_add): New.
1679 (mn10300_select_cc_mode): Use cc_flags_for_code.
1680 (mn10300_split_cbranch): New.
1681 (mn10300_match_ccmode): New.
1682 (mn10300_split_and_operand_count): New.
1683 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
1684 to the function.
1685 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
1686 (addsi3): ... here. Use mn10300_output_add.
1687 (*addsi3_flags): New.
1688 (*am33_subsi3, *mn10300_subsi3): Merge...
1689 (subsi3): ... here. Use attribute isa.
1690 (*subsi3_flags): New.
1691 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
1692 when possible.
1693 (*am33_andsi3, *mn10300_andsi3): Merge...
1694 (andsi3): ... here.
1695 (*andsi3_flags): New.
1696 (andsi3 splitters): New.
1697 (*am33_iorsi3, *mn10300_iorsi3): Merge...
1698 (iorsi3): ... here.
1699 (*iorsi3_flags): New.
1700 (*am33_xorsi3, *mn10300_xorsi3): Merge...
1701 (xorsi3): ... here.
1702 (*xorsi3_flags): New.
1703 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
1704 (one_cmplsi2): ... here.
1705 (*one_cmplsi2_flags): New.
1706 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
1707 instead of "dax" in constraints. Use mn10300_split_cbranch.
1708 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
1709 use matching constraints to eliminate a self-comparison.
1710 (*integer_conditional_branch): Rename from integer_conditional_branch.
1711 Use int_mode_flags to match CC_REG.
1712 (*cbranchsi4_btst, *btstsi): New.
1713 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
1714 mn10300_split_cbranch.
1715 (*am33_cmpsf): Rename from am33_cmpsf.
1716 (*float_conditional_branch): Rename from float_conditional_branch.
1717 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
1718 (zero_extendqisi2): ... here.
1719 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
1720 (zero_extendhisi2): ... here.
1721 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
1722 (extendqisi2): ... here.
1723 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
1724 (extendhisi2): ... here.
1725 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
1726 (ashlsi3): ... here.
1727 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
1728 (lshrsi3): ... here.
1729 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
1730 (ashrsi3): ... here.
1731 (consecutive add peephole): Remove.
1732 * config/mn10300/predicates.md (label_ref_operand): New.
1733 (int_mode_flags): New.
1734 (CCZN_comparison_operator): New.
1736 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
1737 (throughput_42_latency_43): New reservation.
1738 (mulsidi3, umulsidi3): New expanders.
1739 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
1740 the MDR register to allocation; separately allocate the low and
1741 high parts of the DImode result.
1742 (umulsidi3_internal): Similarly.
1743 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
1744 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
1745 (udivsi3, umodsi3): Remove.
1746 (udivmodsi4, divmodsi4): New expanders.
1747 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
1748 (*divmodsi4): Simiarly.
1749 (ext_internal): New.
1751 * config/mn10300/constraints.md ("z"): New constraint.
1752 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
1753 (FIXED_REGISTERS): Don't fix MDR.
1754 (CALL_USED_REGSITERS): Reformat nicely.
1755 (REG_ALLOC_ORDER): Add MDR.
1756 (enum regclass): Add MDR_REGS.
1757 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
1758 (IRA_COVER_CLASSES): Add MDR_REGS.
1759 (REGNO_REG_CLASS): Handle MDR_REG.
1760 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
1761 (mn10300_register_move_cost): Likewise.
1762 * config/mn10300/mn10300.md (MDR_REG): New.
1763 (*movsi_internal): Handle moves to/from MDR_REGS.
1765 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
1766 POST_MODIFY.
1767 (mn10300_secondary_reload): Tidy combination reload classes.
1768 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
1769 addresses for AM33. Allow symbolic offsets for reg+imm.
1770 (mn10300_regno_in_class_p): New.
1771 (mn10300_legitimize_reload_address): New.
1772 * config/mn10300/mn10300.h (enum reg_class): Remove
1773 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
1774 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
1775 SP_OR_GENERAL_REGS.
1776 (REG_CLASS_NAMES): Update to match.
1777 (REG_CLASS_CONTENTS): Likewise.
1778 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
1779 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
1780 (REGNO_IN_RANGE_P): Remove.
1781 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
1782 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
1783 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
1784 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
1785 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
1786 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
1787 (REGNO_GENERAL_P): New.
1788 (HAVE_POST_MODIFY_DISP): New.
1789 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
1790 (LEGITIMIZE_RELOAD_ADDRESS): New.
1791 * config/mn10300/mn10300-protos.h: Update.
1793 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
1794 DATA_REGS for AM33 stack-pointer destination.
1795 (mn10300_preferred_output_reload_class): Likewise.
1796 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
1797 into a form appropriate for ...
1798 (TARGET_SECONDARY_RELOAD): New.
1799 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
1800 * config/mn10300/mn10300-protos.h: Update.
1801 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
1802 reload_insi; use the "A" constraint for the scratch; handle AM33
1803 moves of sp to non-address registers.
1805 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
1806 (*movqi_internal): ... here.
1807 (*am33_movhi, *mn10300_movhi): Merge into...
1808 (*movhi_internal): ... here.
1809 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
1810 as the source/destination of moves from/to SP.
1811 (movsf): Only allow for AM33-2.
1812 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
1813 any integer constant constraint. Only allow for AM33-2. Tidy
1814 all of the alternative outputs.
1815 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
1816 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
1817 for MN103.
1818 (udivsi3, umodsi3): New patterns for MN103 only.
1820 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
1822 * doc/tm.texi.in: Spell out that a lack of register class unions
1823 can lead to ICEs.
1824 * doc/tm.texi: Regenerate.
1826 2011-01-19 Jakub Jelinek <jakub@redhat.com>
1828 PR rtl-optimization/47337
1829 * dce.c (check_argument_store): New function.
1830 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
1832 PR tree-optimization/47290
1833 * tree-eh.c (infinite_empty_loop_p): New function.
1834 (cleanup_empty_eh): Use it.
1836 2011-01-18 Steve Ellcey <sje@cup.hp.com>
1838 PR target/46997
1839 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
1840 (a64_expand_widen_sum): Ditto.
1841 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
1842 (vec_extract_evenodd_help): Ditto.
1843 (vec_extract_evenv4hi): Ditto.
1844 (vec_extract_oddv4hi): Ditto.
1845 (vec_extract_evenv2si): Ditto.
1846 (vec_extract_oddv2si): Ditto.
1847 (vec_extract_evenv2sf): Ditto.
1848 (vec_extract_oddv2sf): Ditto.
1849 (vec_pack_trunc_v4hi: Ditto.
1850 (vec_pack_trunc_v2si): Ditto.
1851 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
1852 (vec_interleave_highv8qi): Ditto.
1853 (mix1_r): Ditto.
1854 (vec_extract_oddv8qi): Ditto.
1855 (vec_interleave_lowv4hi): Ditto.
1856 (vec_interleave_highv4hi): Ditto.
1857 (vec_interleave_lowv2si): Ditto.
1858 (vec_interleave_highv2si): Ditto.
1860 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1862 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
1863 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
1864 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
1865 (pa_c_mode_for_suffix): New.
1866 (TARGET_EXPAND_BUILTIN): Define.
1867 (TARGET_C_MODE_FOR_SUFFIX): Define.
1868 (pa_builtins): Define.
1869 (pa_init_builtins): Register __float128 type and init new support
1870 builtins.
1871 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
1872 * config/pa/quadlib.c (_U_Qfcopysign): New.
1874 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
1876 PR middle-end/46894
1877 * explow.c (allocate_dynamic_stack_space): Do not assume more than
1878 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
1879 are defined.
1881 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1883 PR tree-optimization/47179
1884 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
1885 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
1887 2011-01-18 Richard Guenther <rguenther@suse.de>
1889 PR rtl-optimization/47216
1890 * emit-rtl.c: Include tree-flow.h.
1891 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
1892 of replicating it with different semantics.
1893 * Makefile.in (emit-rtl.o): Adjust.
1895 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1897 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
1898 (cortex_a9_dp): Handle neon types correctly.
1900 2011-01-18 Jakub Jelinek <jakub@redhat.com>
1902 PR rtl-optimization/47299
1903 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
1904 subtarget. Use normal multiplication if both operands are constants.
1905 * expmed.c (expand_widening_mult): Don't try to optimize constant
1906 multiplication if op0 has VOIDmode. Convert op1 constant to mode
1907 before using it.
1909 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1911 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
1912 spacing after 'e.g.', typos, comma, hyphenation.
1914 2011-01-17 Richard Henderson <rth@redhat.com>
1916 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
1917 (rx_restricted_mem_operand): New.
1918 (rx_shift_operand): Use register_operand.
1919 (rx_source_operand, rx_compare_operand): Likewise.
1920 * config/rx/rx.md (addsi3_flags): New expander.
1921 (adddi3): Rewrite as expander.
1922 (adc_internal, *adc_flags, adddi3_internal): New patterns.
1923 (subsi3_flags): New expander.
1924 (subdi3): Rewrite as expander.
1925 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
1927 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
1928 (rx_init_builtins): Remove sat builtin.
1929 (rx_expand_builtin): Likewise.
1930 * config/rx/rx.md (ssaddsi3): New.
1931 (*sat): Rename from sat. Represent the CC_REG input.
1933 * config/rx/predicates.md (rshift_operator): New.
1934 * config/rx/rx.c (rx_expand_insv): Remove.
1935 * config/rx/rx-protos.h: Update.
1936 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
1937 operand to the canonical position.
1938 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
1939 (*bitclr, *bitclr_in_memory): Similarly.
1940 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
1941 (insv): Retain the zero_extract in the expansion.
1943 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
1944 (bswaphi2, bitinvert, revw): Likewise.
1946 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
1947 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
1948 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
1949 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
1950 (bitset, bitset_in_memory): Likewise.
1951 (bitinvert, bitinvert_in_memory): Likewise.
1952 (bitclr, bitclr_in_memory): Likewise.
1953 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
1954 (rx_strend, rx_cmpstrn): Likewise.
1955 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
1956 (bitop peep2 patterns): Remove.
1958 * config/rx/rx.c (rx_match_ccmode): New.
1959 * config/rx/rx-protos.h: Update.
1960 * config/rx/rx.md (abssi2): Clobber, don't set flags.
1961 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
1962 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
1963 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
1964 (fix_truncsfsi2, floatsisf2): Likewise.
1965 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
1966 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
1967 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
1968 (*subsi3_flags, *xorsi3_flags): New.
1970 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
1972 * config/rx/rx.c (rx_print_operand): Remove workaround for
1973 unsplit comparison operations.
1975 * config/rx/rx.md (movsicc): Split after reload.
1976 (*movsicc): Merge *movsieq and *movsine via match_operator.
1977 (*stcc): New pattern.
1979 * config/rx/rx.c (rx_float_compare_mode): Remove.
1980 * config/rx/rx.h (rx_float_compare_mode): Remove.
1981 * config/rx/rx.md (cstoresi4): Split after reload.
1982 (*sccc): New pattern.
1984 * config/rx/predicates.md (label_ref_operand): New.
1985 (rx_z_comparison_operator): New.
1986 (rx_zs_comparison_operator): New.
1987 (rx_fp_comparison_operator): New.
1988 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
1989 Validate that the flags are set properly for the comparison.
1990 (rx_gen_cond_branch_template): Remove.
1991 (rx_cc_modes_compatible): Remove.
1992 (mode_from_flags): New.
1993 (flags_from_code): Rename from flags_needed_for_conditional.
1994 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
1995 (rx_select_cc_mode): Likewise.
1996 (rx_split_fp_compare): New.
1997 (rx_split_cbranch): New.
1998 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
1999 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2000 (*cbranchsf4): Similarly.
2001 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2002 match_operator and rx_split_cbranch.
2003 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2004 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2005 (*cmpsi): Rename from cmpsi.
2006 (*tstsi): Rename from tstsi.
2007 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2008 (*conditional_branch): Rename from conditional_branch.
2009 (*reveresed_conditional_branch): Remove.
2010 (b<code>): Remove expander.
2011 * config/rx/rx-protos.h: Update.
2013 * config/rx/rx.c (rx_compare_redundant): Remove.
2014 * config/rx/rx.md (cmpsi): Don't use it.
2015 * config/rx/rx-protos.h: Update.
2017 * config/rx/rx-modes.def (CC_F): New mode.
2018 * config/rx/rx.c (rx_select_cc_mode): New.
2019 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2020 * config/rx/rx-protos.h: Update.
2022 2011-01-17 Richard Henderson <rth@redhat.com>
2024 * except.c (dump_eh_tree): Fix stray ; after for statement.
2026 2011-01-17 Richard Guenther <rguenther@suse.de>
2028 PR tree-optimization/47313
2029 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2030 handling before copying the body. Properly deal with
2031 by-reference result in SSA form.
2033 2011-01-17 Ian Lance Taylor <iant@google.com>
2035 PR target/47219
2036 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2037 (struct_value_alias_set): Don't define.
2038 (sparc_option_override): Don't set sparc_sr_alias_set and
2039 struct_value_alias_set.
2040 (save_or_restore_regs): Use gen_frame_mem rather than calling
2041 set_mem_alias_set.
2042 (sparc_struct_value_rtx): Likewise.
2044 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2046 PR target/47318
2047 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2048 __m128i.
2049 (_mm_maskstore_pd): Likewise.
2050 (_mm_maskload_ps): Likewise.
2051 (_mm_maskstore_ps): Likewise.
2052 (_mm256_maskload_pd): Change mask to __m256i.
2053 (_mm256_maskstore_pd): Likewise.
2054 (_mm256_maskload_ps): Likewise.
2055 (_mm256_maskstore_ps): Likewise.
2057 * config/i386/i386-builtin-types.def: Updated.
2058 (ix86_expand_special_args_builtin): Likewise.
2060 * config/i386/i386.c (bdesc_special_args): Update
2061 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2062 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2063 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2064 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2066 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2067 Use <avxpermvecmode> on mask register.
2068 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2070 2011-01-17 Olivier Hainque <hainque@adacore.com>
2071 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2072 Eric Botcazou <ebotcazou@adacore.com>
2074 PR target/46655
2075 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2076 if <= USHRT_MAX in 32-bit mode.
2078 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2080 * doc/install.texi (Configuration, Specific): Wrap long
2081 lines in examples. Allow line wrapping in long options
2082 and URLs where beneficial for PDF output.
2084 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2086 * config/mips/mips.c (mips_classify_symbol): Don't return
2087 SYMBOL_PC_RELATIVE for nonlocal labels.
2089 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2091 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2093 2011-01-15 Jan Hubicka <jh@suse.cz>
2095 PR tree-optimization/47276
2096 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2097 declarations as needed.
2099 2011-01-15 Martin Jambor <mjambor@suse.cz>
2101 * common.opt (fdevirtualize): New flag.
2102 * doc/invoke.texi (Option Summary): Document it.
2103 * opts.c (default_options_table): Add devirtualize flag.
2104 * ipa-prop.c (detect_type_change): Return immediately if
2105 devirtualize flag is not set.
2106 (detect_type_change_ssa): Likewise.
2107 (compute_known_type_jump_func): Likewise.
2108 (ipa_analyze_virtual_call_uses): Likewise.
2110 2011-01-14 Martin Jambor <mjambor@suse.cz>
2112 PR tree-optimization/45934
2113 PR tree-optimization/46302
2114 * ipa-prop.c (type_change_info): New type.
2115 (stmt_may_be_vtbl_ptr_store): New function.
2116 (check_stmt_for_type_change): Likewise.
2117 (detect_type_change): Likewise.
2118 (detect_type_change_ssa): Likewise.
2119 (compute_complex_assign_jump_func): Check for dynamic type change.
2120 (compute_complex_ancestor_jump_func): Likewise.
2121 (compute_known_type_jump_func): Likewise.
2122 (compute_scalar_jump_functions): Likewise.
2123 (ipa_analyze_virtual_call_uses): Likewise.
2124 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2126 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2128 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2129 * config/i386/i386.opt (msse5): New Alias.
2131 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2133 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2134 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2135 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2136 * config/sparc/sparc.h (CC1_SPEC): Likewise.
2138 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2140 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2141 -mcpu options.
2142 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2143 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2144 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2145 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2146 Likewise.
2147 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2149 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2151 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2153 2011-01-14 Mike Stump <mikestump@comcast.net>
2155 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2156 * config/fr30/fr30.md: Likweise
2157 (movsi_push): Likewise.
2158 (movsi_pop): Likewise.
2159 (enter_func): Likewise.
2160 * config/moxie/moxie.md (movsi_push): Likewise.
2161 (movsi_pop): Likewise.
2163 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2165 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2166 %{no_archive} %{exact_version}.
2167 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2168 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2169 %{no_archive} %{exact_version}.
2170 * config/mips/openbsd.h (LINK_SPEC): Likewise.
2171 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2172 * config/mips/vxworks.h: Likewise.
2174 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2176 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
2178 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2180 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2181 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2183 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2185 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
2186 -nodefaultlib.
2188 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2190 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
2191 for mcpu not cpu.
2192 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
2193 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
2194 not cpu.
2195 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
2196 Don't handle -shlib.
2198 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2200 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
2201 (CC1_SPEC): Don't handle -profile.
2203 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2205 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
2206 * config/mips/mips.h (CC1_SPEC): Likewise.
2208 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2210 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
2211 * config/mips/mips.h (CC1_SPEC): Likewise.
2213 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2215 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
2216 * config/m32r/linux.h (LINK_SPEC): Likewise.
2217 * config/mips/linux.h (LINK_SPEC): Likewise.
2218 * config/mips/linux64.h (LINK_SPEC): Likewise.
2219 * config/sparc/linux.h (LINK_SPEC): Likewise.
2220 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2221 LINK_SPEC): Likewise.
2222 * config/xtensa/linux.h (LINK_SPEC): Likewise.
2224 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2226 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
2227 %{version:-v}.
2228 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2230 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2232 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
2233 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2235 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2237 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2239 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2241 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
2242 supports -Bstatic/-Bdynamic.
2243 * configure: Regenerate.
2245 2011-01-14 Jan Hubicka <jh@suse.cz>
2246 Jack Howarth <howarth@bromo.med.uc.edu>
2248 PR target/46037
2249 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
2250 when checking debug_info_level. Test write_symbols instead of
2251 debug_hooks->var_location when setting flag_var_tracking_uninit.
2253 2011-01-14 Richard Guenther <rguenther@suse.de>
2255 PR tree-optimization/47179
2256 * target.def (ref_may_alias_errno): New target hook.
2257 * targhooks.h (default_ref_may_alias_errno): Declare.
2258 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
2259 (default_ref_may_alias_errno): New function.
2260 * target.h (struct ao_ref_s): Declare.
2261 * tree-ssa-alias.c: Include target.h.
2262 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
2263 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
2264 (targhooks.o): Likewise.
2265 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
2266 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2268 2011-01-14 Richard Guenther <rguenther@suse.de>
2270 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
2272 2011-01-14 Richard Guenther <rguenther@suse.de>
2274 PR tree-optimization/47280
2275 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
2276 return CFG changes.
2277 (tree_ssa_forward_propagate_single_use_vars): Deal with
2278 CFG changes from associate_plusminus.
2280 2011-01-14 Richard Guenther <rguenther@suse.de>
2282 PR middle-end/47281
2283 Revert
2284 2011-01-11 Richard Guenther <rguenther@suse.de>
2286 PR tree-optimization/46076
2287 * tree-ssa.c (useless_type_conversion_p): Conversions from
2288 unprototyped to empty argument list function types are useless.
2290 2011-01-14 Richard Guenther <rguenther@suse.de>
2292 PR tree-optimization/47286
2293 * tree-ssa-structalias.c (new_var_info): Register variables are global.
2295 2011-01-14 Martin Jambor <mjambor@suse.cz>
2297 PR middle-end/46823
2298 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2300 2011-01-13 Anatoly Sokolov <aesok@post.ru>
2302 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
2303 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2304 * config/xtensa/xtensa.c (xtensa_libcall_value,
2305 xtensa_function_value_regno_p): New functions.
2306 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
2308 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
2310 PR c++/47213
2311 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
2312 PE specific hook.
2313 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
2314 New function prototype.
2315 * config/i386/winnt.c (i386_pe_assemble_visibility):
2316 Warn only if attribute was specified by user.
2318 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2320 PR target/47251
2321 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
2322 floating point.
2323 (floatunsdidf2_fcfidu): Ditto.
2325 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2327 * config/s390/s390.c (print_operand_address): Replace 'error' with
2328 'output_operand_lossage'.
2329 (print_operand): Likewise.
2331 2011-01-13 Jeff Law <law@redhat.com>
2333 PR rtl-optimization/39077
2334 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
2335 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
2336 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
2337 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
2338 * gcse.c (prune_insertions_deletions): New function.
2339 (compute_pre_data): Use it.
2341 2011-01-13 Dodji Seketeli <dodji@redhat.com>
2343 PR debug/PR46973
2344 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
2345 static function.
2346 (prune_unused_types_mark): Use it.
2348 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
2350 PR rtl-optimization/45352
2351 * sel-sched.c: Update copyright years.
2352 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
2353 in the advancing loop when we have issued issue_rate insns.
2355 2011-01-12 Richard Henderson <rth@redhat.com>
2357 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
2358 (TARGET_MD_ASM_CLOBBERS): New.
2360 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
2361 (TARGET_DELEGITIMIZE_ADDRESS): New.
2363 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
2364 (clzsi2, *bsch): New patterns.
2366 * config/mn10300/mn10300.md (INT): New mode iterator.
2367 (*mov<INT>_clr): New pattern, and peep2 to generate it.
2369 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
2370 flag_split_wide_types.
2372 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
2373 (mn10300_trampoline_init): Rewrite without a template, an immediate
2374 load and a direct branch.
2375 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
2377 2011-01-12 Anatoly Sokolov <aesok@post.ru>
2379 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2380 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
2381 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
2382 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2384 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
2386 PR debug/47209
2387 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
2388 of type.
2390 2011-01-12 Jan Hubicka <jh@suse.cz>
2392 PR driver/47244
2393 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
2394 (PLUGIN_COND_CLOSE): New macro.
2395 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
2397 2011-01-12 Richard Guenther <rguenther@suse.de>
2399 PR lto/47259
2400 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
2401 register variables in a MEM_REF.
2403 2011-01-12 Joseph Myers <joseph@codesourcery.com>
2405 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
2406 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
2407 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
2408 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2409 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2410 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
2411 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
2412 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
2413 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
2414 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
2415 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
2416 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
2417 * config/gnu-user.h: New. Copied from linux.h.
2418 (LINUX_TARGET_STARTFILE_SPEC): Rename to
2419 GNU_USER_TARGET_STARTFILE_SPEC.
2420 (LINUX_TARGET_ENDFILE_SPEC): Rename to
2421 GNU_USER_TARGET_ENDFILE_SPEC.
2422 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
2423 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
2424 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
2425 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
2426 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
2427 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
2428 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
2429 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
2430 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
2431 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
2432 * config/arm/linux-eabi.h (CC1_SPEC): Use
2433 GNU_USER_TARGET_CC1_SPEC.
2434 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
2435 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
2436 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
2437 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
2438 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
2439 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
2440 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
2441 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
2443 2011-01-12 Richard Guenther <rguenther@suse.de>
2445 PR other/46946
2446 * doc/invoke.texi (ffast-math): Document it is turned on
2447 with -Ofast.
2449 2011-01-12 Jan Hubicka <jh@suse.cz>
2451 PR tree-optimization/47233
2452 * opts.c (common_handle_option): Disable ipa-reference with profile
2453 feedback.
2455 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2457 * c-parser.c (c_parser_objc_at_property_declaration): Improved
2458 error message.
2460 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2462 * c-parser.c (c_lex_one_token): Updated and reindented some
2463 comments. No changes in code.
2465 2011-01-11 Ian Lance Taylor <iant@google.com>
2467 * godump.c (go_output_var): Don't output the variable if there is
2468 already a type with the same name.
2470 2011-01-11 Ian Lance Taylor <iant@google.com>
2472 * godump.c (go_format_type): Don't generate float80.
2474 2011-01-11 Richard Henderson <rth@redhat.com>
2476 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
2477 declaration. Rewrite for both speed and size.
2478 (mn10300_address_cost_1): Remove.
2479 (mn10300_register_move_cost): New.
2480 (mn10300_memory_move_cost): New.
2481 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
2482 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
2483 extensions, shifts, BSWAP, CLZ.
2484 (mn10300_wide_const_load_uses_clr): Remove.
2485 (TARGET_REGISTER_MOVE_COST): New.
2486 (TARGET_MEMORY_MOVE_COST): New.
2487 * config/mn10300/mn10300-protos.h: Update.
2488 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
2490 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
2491 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
2492 * config/mn10300/mn10300-protos.h: Update.
2493 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
2494 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
2495 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
2496 (*test_int_bitfield, *test_byte_bitfield): Remove.
2497 (*bit_test, *subreg_bit_test): Remove.
2498 * config/mn10300/predicates.md (const_8bit_operand): Remove.
2500 * config/mn10300/constraints.md ("c"): Rename from "A".
2501 ("A", "D"): New constraint letters.
2502 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
2503 (fmssf4, fnmasf4, fnmssf4): Likewise.
2505 * config/mn10300/mn10300.md (isa): New attribute.
2506 (enabled): New attribute.
2508 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
2509 (abssf2, negsf2): Define only for hardware fp.
2510 (sqrtsf2): Reformat.
2511 (addsf3, subsf3, mulsf3): Merge expander and insn.
2513 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
2514 (DEBUGGER_AUTO_OFFSET): Remove.
2515 (DEBUGGER_ARG_OFFSET): Remove.
2517 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
2518 Emit register stores with the same offsets as the hardware.
2519 (mn10300_store_multiple_operation): Don't check that the register
2520 save offsets are monotonic.
2521 * config/mn10300/mn10300-protos.h: Update.
2523 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
2525 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
2526 in terms of the value on the stack, not the MDR register.
2528 2011-01-11 Jan Hubicka <jh@suse.cz>
2530 PR lto/45721
2531 PR lto/45375
2532 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
2533 (symbol_alias_set_destroy, symbol_alias_set_contains,
2534 propagate_aliases_backward): Declare.
2535 * lto-streamer-out.c (struct sets): New sturcture.
2536 (trivally_defined_alias): New function.
2537 (output_alias_pair_p): Rewrite.
2538 (output_unreferenced_globals): Fix output of alias pairs.
2539 (produce_symtab): Likewise.
2540 * ipa.c (function_and_variable_visibility): Set weak alias destination
2541 as needed in lto.
2542 * varasm.c (symbol_alias_set_t): Remove.
2543 (symbol_alias_set_destroy): Export.
2544 (propagate_aliases_forward, propagate_aliases_backward): New functions
2545 based on ...
2546 (compute_visible_aliases): ... this one; remove.
2547 (trivially_visible_alias): New
2548 (trivially_defined_alias): New.
2549 (remove_unreachable_alias_pairs): Rewrite.
2550 (finish_aliases_1): Reorganize code checking if alias is defined.
2551 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
2552 in LTO mode.
2554 2011-01-11 Richard Guenther <rguenther@suse.de>
2556 PR tree-optimization/46076
2557 * tree-ssa.c (useless_type_conversion_p): Conversions from
2558 unprototyped to empty argument list function types are useless.
2560 2011-01-11 Richard Guenther <rguenther@suse.de>
2562 PR middle-end/45235
2563 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
2564 volatile MEMs as MEM_READONLY_P.
2566 2011-01-11 Richard Guenther <rguenther@suse.de>
2568 PR tree-optimization/47239
2569 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
2571 2011-01-11 Jeff Law <law@redhat.com>
2573 PR tree-optimization/47086
2574 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
2575 IVs from statements that might throw.
2577 2011-01-10 Jan Hubicka <jh@suse.cz>
2579 PR lto/45375
2580 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
2582 2011-01-10 Jan Hubicka <jh@suse.cz>
2584 PR lto/45375
2585 * profile.c (read_profile_edge_counts): Ignore profile inconistency
2586 when correcting profile.
2588 2011-01-10 Jan Hubicka <jh@suse.cz>
2590 PR lto/46083
2591 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
2592 DECL_FINI_PRIORITY.
2593 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
2594 Restore DECL_FINI_PRIORITY.
2596 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2598 * doc/gimple.texi: Fix quoting of multi-word return values in
2599 @deftypefn statements. Ensure presence of return value. Wrap
2600 overlong @deftypefn lines.
2601 (is_gimple_operand, is_gimple_min_invariant_address): Remove
2602 descriptions of removed functions.
2603 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
2604 of multi-word return value in @deftypefn statement.
2606 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2608 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
2609 (Conditional Expressions, Logical Operators)
2610 (Statement and operand traversals): Do not indent smallexample
2611 code. Fix duplicate function argument in example.
2613 2011-01-10 Jeff Law <law@redhat.com>
2615 PR tree-optimization/47141
2616 * ipa-split.c (split_function): Handle case where we are
2617 returning a value and the return block has a virtual operand phi.
2619 2011-01-10 Jan Hubicka <jh@suse.cz>
2621 PR tree-optimization/47234
2622 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
2623 (pass_feedback_split_functions): Declare.
2624 * passes.c (init_optimization_passes): Add ipa-split as subpass of
2625 tree-profile.
2626 * ipa-split.c (gate_split_functions): Update comments; disable
2627 split-functions for profile_arc_flag and branch_probabilities.
2628 (gate_feedback_split_functions): New function.
2629 (execute_feedback_split_functions): New function.
2630 (pass_feedback_split_functions): New global var.
2632 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
2634 PR lto/46760
2635 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
2636 calling gimple_call_set_cannot_inline.
2638 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
2640 * config/darwin-sections.def: Remove unused section.
2642 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
2644 PR c++/47218
2645 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
2647 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
2649 PR objc/47232
2650 * c-parser.c (c_parser_declaration_or_fndef): Improved
2651 error message.
2653 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
2655 * config/i386/winnt.c (i386_pe_start_function): Make sure
2656 to switch back to function's section.
2658 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
2660 PR gcc/46902
2661 PR testsuite/46912
2662 * plugin.c: Move include of dlfcn.h from here...
2663 * system.h: ... to here.
2665 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2667 * doc/cpp.texi (C++ Named Operators): Fix markup for header
2668 file name.
2669 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
2670 two extra empty pages in PDF output.
2672 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
2674 PR objc/47078
2675 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
2676 for error recovery purposes behave as if it was not specified so
2677 that the default type is usd.
2679 2011-01-07 Jan Hubicka <jh@suse.cz>
2681 PR tree-optmization/46469
2682 * ipa.c (function_and_variable_visibility): Clear needed flags on
2683 nodes with external decls; handle weakrefs merging correctly.
2685 2011-01-07 Joseph Myers <joseph@codesourcery.com>
2687 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
2688 not false.
2690 2011-01-07 Jan Hubicka <jh@suse.cz>
2692 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
2693 and no longer claim that gold is required for linker plugin.
2694 * configure: Regenerate.
2695 * gcc.c (PLUGIN_COND): New macro.
2696 (LINK_COMMAND_SPEC): Use it.
2697 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
2698 * config.in (HAVE_LTO_PLUGIN): New.
2699 * configure.ac (--with-lto-plugin): New parameter; autodetect
2700 HAVE_LTO_PLUGIN.
2702 2011-01-07 Jan Hubicka <jh@suse.cz>
2704 PR tree-optimization/46367
2705 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
2706 when we can update original.
2707 (cgraph_mark_inline_edge): Sanity check.
2708 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
2710 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2712 * config/spu/spu.h (ASM_COMMENT_START): Define.
2714 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
2716 PR driver/42445
2717 * gcc.c (%>S): New.
2718 (SWITCH_KEEP_FOR_GCC): Likewise.
2719 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
2720 (do_spec_1): Handle "%>".
2722 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
2724 2011-01-07 Jakub Jelinek <jakub@redhat.com>
2726 PR target/47201
2727 * config/i386/i386.c (ix86_delegitimize_address): If
2728 simplify_gen_subreg fails, return orig_x.
2730 PR bootstrap/47187
2731 * value-prof.c (gimple_stringop_fixed_value): Handle
2732 lhs of the call properly.
2734 2011-01-07 Jan Hubicka <jh@suse.cz>
2736 PR lto/45375
2737 * lto-opt.c (lto_reissue_options): Set flag_shlib.
2739 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
2741 * target.def (function_switched_text_sections): New hook.
2742 * doc/tm.texi: Regenerated.
2743 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
2744 * final.c (default_function_switched_text_sections): New.
2745 (final_scan_insn): Call function_switched_text_sections when a
2746 mid-function section change occurs.
2747 * output.h (default_function_switched_text_sections): Declare.
2748 * config/darwin-protos.h (darwin_function_switched_text_sections):
2749 Likewise.
2750 * config/darwin.c (darwin_function_switched_text_sections): New.
2751 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
2753 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
2755 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
2756 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
2757 the secondary code fragment when outputting for DWARF == 2.
2759 2011-01-07 Anatoly Sokolov <aesok@post.ru>
2761 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2762 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
2763 Remove.
2764 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
2765 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2767 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
2769 PR debug/46704
2770 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
2771 when it is not empty.
2773 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
2775 Bobcat Enablement
2776 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
2777 (case ${target}): Add btver1.
2778 * config/i386/driver-i386.c (host_detect_local_cpu): Let
2779 -march=native recognize btver1 processors.
2780 * config/i386/i386-c.c (ix86_target_macros_internal): Add
2781 btver1 def_and_undef
2782 * config/i386/i386.c (struct processor_costs btver1_cost): New
2783 btver1 cost table.
2784 (m_BTVER1): New definition.
2785 (m_AMD_MULTIPLE): Includes m_BTVER1.
2786 (initial_ix86_tune_features): Add btver1 tune.
2787 (processor_target_table): Add btver1 entry.
2788 (static const char *const cpu_names): Add btver1 entry.
2789 (software_prefetching_beneficial_p): Add btver1.
2790 (ix86_option_override_internal): Add btver1 instruction sets.
2791 (ix86_issue_rate): Add btver1.
2792 (ix86_adjust_cost): Add btver1.
2793 * config/i386/i386.h (TARGET_BTVER1): New definition.
2794 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
2795 (enum processor_type): Add PROCESSOR_BTVER1.
2796 * config/i386/i386.md (define_attr "cpu"): Add btver1.
2798 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2800 PR target/43309
2801 * config/i386/i386.c (legitimize_tls_address)
2802 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
2803 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
2804 (tls_initial_exec_64_sun): New pattern.
2806 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
2808 * doc/invoke.texi (Overall Options): Improve wording and markup
2809 of the description of -wrapper.
2811 2011-01-06 Joseph Myers <joseph@codesourcery.com>
2813 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
2814 rdynamic, threads): New Driver options.
2816 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2818 PR target/38118
2819 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
2820 if coming from .tdata.
2821 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
2823 2011-01-06 Jan Hubicka <jh@suse.cz>
2825 PR lto/47188
2826 * collect2.c (main): Do not enable LTOmode when plugin is active.
2828 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2830 PR other/45915
2831 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
2832 --version output if supported.
2833 * configure: Regenerate.
2835 2011-01-06 Joseph Myers <joseph@codesourcery.com>
2837 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
2838 Driver options.
2840 2011-01-06 Jakub Jelinek <jakub@redhat.com>
2842 PR c/47150
2843 * c-convert.c (convert): When converting a complex expression
2844 other than COMPLEX_EXPR to a different complex type, ensure
2845 c_save_expr is called instead of save_expr, unless in_late_binary_op.
2846 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
2847 when converting COMPLEX_TYPE.
2849 2011-01-06 Ira Rosen <irar@il.ibm.com>
2851 PR tree-optimization/47139
2852 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
2853 only the last reduction value is used outside the loop. Update
2854 documentation.
2856 2011-01-05 Joseph Myers <joseph@codesourcery.com>
2858 * config/rtems.opt: New.
2859 * config.gcc (*-*-rtems*): Use rtems.opt.
2861 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
2863 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
2864 processors do not support 3DNow instructions.
2866 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2868 * config/spu/spu.c (spu_option_override): Set parameter
2869 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
2871 2011-01-05 Jan Hubicka <jh@suse.cz>
2873 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
2874 at the command line.
2876 2011-01-05 Martin Jambor <mjambor@suse.cz>
2878 PR lto/47162
2879 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
2880 deltas on streamed outgoing edges.
2881 (output_node_opt_summary): Output info for outgoing edges only when
2882 the node is in new parameter set.
2883 (output_cgraph_opt_summary): New parameter set, passed to the two
2884 aforementioned functions. Update its forward declaration and its
2885 callee too.
2887 2011-01-05 Tom Tromey <tromey@redhat.com>
2889 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
2890 operator to c_finish_omp_atomic.
2891 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
2892 (build_unary_op): Update.
2893 (build_modify_expr): Update.
2894 (build_asm_expr): Update.
2896 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2898 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
2899 newly inserted insns.
2900 (pad_bb): Likewise.
2901 (spu_emit_branch_hint): Likewise.
2902 (insert_hbrp_for_ilb_runout): Likewise.
2903 (spu_machine_dependent_reorg): Call df_finish_pass after
2904 schedule_insns returns.
2906 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2908 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
2910 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
2912 PR tree-optimization/47005
2913 * tree-sra.c (struct access): Add 'non_addressable' bit.
2914 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
2915 (decide_one_param_reduction): Return 0 if the parameter is passed by
2916 reference and one of the accesses in the group is non_addressable.
2918 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
2920 PR tree-optimization/47056
2921 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
2922 (mark_load): Likewise. Handle FUNCTION_DECL specially.
2923 (mark_store): Likewise. Pass STMT to ipa_record_reference.
2925 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
2927 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
2928 initializer. Skip view conversions from aggregate types.
2930 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
2932 PR bootstrap/47055
2933 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
2935 2011-01-04 Philipp Thomas <pth@suse.de>
2937 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
2938 obvious typo.
2940 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2942 * function.c (thread_prologue_and_epilogue_insns): Do not crash
2943 on empty epilogue sequences.
2945 2011-01-04 Joseph Myers <joseph@codesourcery.com>
2947 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
2948 non-static): New Driver options.
2950 2011-01-04 Jie Zhang <jie@codesourcery.com>
2952 PR driver/47137
2953 * gcc.c (default_compilers[]): Set combinable field to 0
2954 for all assembly languages.
2956 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
2958 * config/mips/loongson3a.md: New file.
2959 * config/mips/mips.md: Include loongson3a.md.
2960 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
2961 TUNE_LOONGSON_3A.
2963 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
2965 PR middle-end/47017
2966 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
2967 instead of convert_memory_address_addr_space on the base expression.
2969 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2971 * config/spu/spu.c (spu_option_override): Update error text
2972 for bad -march= / -mtune= values.
2974 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2976 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
2977 if branch-hint optimization will be performed.
2979 2011-01-03 Jakub Jelinek <jakub@redhat.com>
2981 PR tree-optimization/47148
2982 * ipa-split.c (split_function): Convert arguments to
2983 DECL_ARG_TYPE if possible.
2985 PR tree-optimization/47155
2986 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
2987 when computing uns.
2989 PR rtl-optimization/47157
2990 * combine.c (try_combine): If undobuf.other_insn becomes
2991 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
2992 and set *new_direct_jump_p too.
2994 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
2996 PR tree-optimization/47021
2997 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
2999 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3001 * gcc.c (process_command): Update copyright notice dates.
3002 * gcov.c (print_version): Likewise.
3003 * gcov-dump.c (print_version): Likewise.
3004 * mips-tfile.c (main): Likewise.
3005 * mips-tdump.c (main): Likewise.
3007 2011-01-03 Martin Jambor <mjambor@suse.cz>
3009 PR tree-optimization/46801
3010 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3011 aggregate fields start at byte boundary instead of the bit-field flag.
3013 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3015 PR driver/47137
3016 * gcc.c (main): Revert revision 168407.
3018 2011-01-03 Martin Jambor <mjambor@suse.cz>
3020 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3022 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3024 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3025 vector optab to expand vector/scalar shift, update gimple to vector.
3027 2011-01-03 Martin Jambor <mjambor@suse.cz>
3029 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3030 a thunk.
3032 2011-01-03 Martin Jambor <mjambor@suse.cz>
3034 PR tree-optimization/46984
3035 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3036 HOST_WIDE_INT.
3037 (cgraph_create_indirect_edge): Fixed line length.
3038 (cgraph_indirect_call_info): Declare.
3039 (cgraph_make_edge_direct) Update declaration.
3040 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3041 (cgraph_create_indirect_edge): Use it.
3042 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3043 callees.
3044 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3045 the new thunk_delta representation.
3046 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3047 HOST_WIDE_INT.
3048 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3049 (ipa_read_indirect_edge_info): Likewise.
3050 * lto-cgraph.c (output_edge_opt_summary): New function.
3051 (output_node_opt_summary): Call it on all outgoing edges.
3052 (input_edge_opt_summary): New function.
3053 (input_node_opt_summary): Call it on all outgoing edges.
3055 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3057 PR driver/47137
3058 * gcc.c (main): Don't check have_o when settting combine_inputs.
3060 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3062 * regrename.c: Add general comment describing the pass.
3063 (struct du_head): Remove 'length' field.
3064 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3065 (regrename_optimize): Do not sort chains. Rework comments, add others.
3066 Force renaming to the preferred class (if any) in the first pass and do
3067 not consider registers that belong to it in the second pass.
3068 (create_new_chain): Do not set 'length' field.
3069 (scan_rtx_reg): Likewise.
3071 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3073 PR tree-optimization/47140
3074 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3075 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3076 to bit_value_binop.
3078 PR rtl-optimization/47028
3079 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3080 parm_birth_insn instead of at the beginning of first bb.
3082 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3084 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3085 Remove the word "see" before "@pxref".
3086 * doc/rtl.texi: Remove the word "see" before "@pxref".
3088 2011-01-01 Jan Hubicka <jh@suse.cz>
3090 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3091 memory.
3093 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3095 PR target/38662
3096 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3098 \f
3099 Copyright (C) 2011 Free Software Foundation, Inc.
3101 Copying and distribution of this file, with or without modification,
3102 are permitted in any medium without royalty provided the copyright
3103 notice and this notice are preserved.