1 2011-02-03 Joseph Myers <joseph@codesourcery.com>
3 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
4 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
5 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
7 2011-02-03 Jakub Jelinek <jakub@redhat.com>
10 * output.h (SECTION_RELRO): Define.
11 (SECTION_MACH_DEP): Adjust.
12 (get_variable_section): New prototype.
13 * varpool.c (varpool_finalize_named_section_flags): New function.
14 (varpool_assemble_pending_decls): Call it.
15 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
16 * cgraphunit.c (cgraph_output_in_order): Call
17 varpool_finalize_named_section_flags.
18 * varasm.c (get_section): Allow section flags conflicts between
19 relro and read-only sections if the section hasn't been declared yet.
20 Set SECTION_OVERRIDE after diagnosing section type conflict.
21 (get_variable_section): No longer static.
22 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
23 readonly sections that need relocations.
24 (decl_readonly_section_1): New function.
25 (decl_readonly_section): Use it.
28 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
29 Steve Ellcey <sje@cup.hp.com>
32 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
33 if section attribute used.
35 2011-02-03 Jakub Jelinek <jakub@redhat.com>
37 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
38 * config/darwin.c (SECTION_NO_ANCHOR): Define.
39 (darwin_init_sections): Remove assertion.
41 2011-02-03 Nick Clifton <nickc@redhat.com>
43 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
45 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than
47 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
48 instead of "n" and "pz".
49 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
52 2011-02-03 Jakub Jelinek <jakub@redhat.com>
55 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
56 fma, expand FMA_EXPR as fma{,f,l} call.
59 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
60 copy them into a unsigned char variable and pass address of it to
61 lto_output_data_stream.
64 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
65 around backend_init_target and lang_dependent_init_target calls.
66 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
67 (verify_cgraph_node): Don't call set_cfun here. Use
68 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
69 Set error_found for incorrectly represented calls to thunks.
71 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
74 PR rtl-optimization/43494
75 * rtl.h (for_each_inc_dec_fn): New type.
76 (for_each_inc_dec): Declare.
77 * rtlanal.c (struct for_each_inc_dec_ops): New type.
78 (for_each_inc_dec_find_inc_dec): New fn.
79 (for_each_inc_dec_find_mem): New fn.
80 (for_each_inc_dec): New fn.
81 * dse.c (struct insn_size): Remove.
82 (replace_inc_dec, replace_inc_dec_mem): Remove.
83 (emit_inc_dec_insn_before): New fn.
84 (check_for_inc_dec): Use it, along with for_each_inc_dec.
85 (canon_address): Pass mem modes to cselib_lookup.
86 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
87 (cselib_lookup_from_insn): Likewise.
88 (cselib_subst_to_values): Likewise.
89 * cselib.c (find_slot_memmode): New var.
90 (cselib_find_slot): New fn. Use it instead of
91 htab_find_slot_with_hash everywhere.
92 (entry_and_rtx_equal_p): Use find_slot_memmode.
93 (autoinc_split): New fn.
94 (rtx_equal_for_cselib_p): Rename and implement in terms of...
95 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
96 Deal with autoinc. Special-case recursion into MEMs.
97 (cselib_hash_rtx): Likewise.
98 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
99 address and MEM modes.
100 (cselib_subst_to_values): Add memmode, pass it on.
102 (cselib_lookup): Add memmode argument, pass it on.
103 (cselib_lookup_from_insn): Add memmode.
104 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
105 (struct cselib_record_autoinc_data): New.
106 (cselib_record_autoinc_cb): New fn.
107 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
108 mode to cselib_lookup. Reset autoinced REGs here instead of...
109 (cselib_process_insn): ... here.
110 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
112 (add_uses): Likewise, also to cselib_subst_to_values.
113 (add_stores): Likewise.
114 * sched-deps.c (add_insn_mem_dependence): Pass mode to
115 cselib_subst_to_values.
116 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
117 * gcse.c (do_local_cprop): Adjusted.
118 * postreload.c (reload_cse_simplify_set): Adjusted.
119 (reload_cse_simplify_operands): Adjusted.
120 * sel-sched-dump (debug_mem_addr_value): Pass mode.
122 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
124 PR tree-optimization/45122
125 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
126 unsafe assumptions when there's more than one loop exit.
128 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
131 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
132 Document using vector double with the load/store builtins, and
133 that the load/store builtins always use Altivec instructions.
135 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
136 to use altivec memory instructions, even on VSX.
137 (vector_altivec_store_<mode>): Ditto.
139 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
142 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
143 V2DF, V2DI support to load/store overloaded builtins.
145 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
146 altivec load/store builtins for V2DF/V2DI types.
148 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
149 set avoid indexed addresses on power6 if -maltivec.
150 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
151 vector_altivec_load/vector_altivec_store builtins.
152 (altivec_expand_st_builtin): Ditto.
153 (altivec_expand_builtin): Add VSX memory builtins.
154 (rs6000_init_builtins): Add V2DI types to internal types.
155 (altivec_init_builtins): Add support for V2DF/V2DI altivec
157 (rs6000_address_for_altivec): Insure memory address is appropriate
160 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
161 vec_vsx_ld and vec_vsx_st.
162 (vsx_store_<mode>): Ditto.
164 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
165 variables to hold long long types for VSX vector memory builtins.
166 (RS6000_BTI_unsigned_long_long): Ditto.
167 (long_long_integer_type_internal_node): Ditti.
168 (long_long_unsigned_type_internal_node): Ditti.
170 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
171 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
172 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
174 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
178 2011-02-02 Joseph Myers <joseph@codesourcery.com>
180 * config/pa/pa-hpux10.opt: New.
181 * config/hpux11.opt (pthread): New Driver option.
182 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
183 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
185 2011-02-02 Joseph Myers <joseph@codesourcery.com>
187 * config/ia64/vms.opt: New.
188 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
190 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
193 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
194 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
196 (vsx_floatuns<VSi><mode>2): Ditto.
197 (vsx_fix_trunc<mode><VSi>2): Ditto.
198 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
200 2011-02-02 Joseph Myers <joseph@codesourcery.com>
202 * config/i386/djgpp.opt (posix): New Driver option.
204 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
206 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
207 Move to the unsupported targets list.
209 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
211 PR rtl-optimization/47525
212 * df-scan.c: Update copyright years.
213 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
214 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
216 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
218 * config/i386/sysv4.h (TARGET_VERSION): Remove.
219 (SUBTARGET_RETURN_IN_MEMORY): Remove.
220 (ASM_OUTPUT_ASCII): Remove.
221 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
223 2011-02-02 Jeff Law <law@redhat.com>
226 * reload.c (find_reloads_address): Handle reg+d address where both
227 components are invalid by reloading the entire address.
229 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
230 Richard Guenther <rguenther@suse.de>
232 PR tree-optimization/40979
234 * passes.c (init_optimization_passes): After LIM call copy_prop
236 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
238 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
240 PR tree-optimization/47576
241 PR tree-optimization/47555
242 * doc/invoke.texi (scev-max-expr-complexity): Documented.
243 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
244 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
245 * tree-scalar-evolution.c (follow_ssa_edge): Use
246 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
248 2011-02-02 Richard Guenther <rguenther@suse.de>
250 PR tree-optimization/47566
251 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
253 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
257 * tree-inline.c (declare_return_variable): Remove unused caller
262 * tree-flow-inline.h (clear_is_used, is_used_p): New.
263 * cfgexpand.c (account_used_vars_for_block): Use them.
264 * tree-nrv.c (tree_nrv): Likewise.
265 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
266 (dump_scope_block): Likewise.
267 (remove_unused_locals): Likewise.
271 * tree-inline.c (declare_return_variable): Add result decl to
272 local decls only once.
273 * gimple-low.c (record_vars_into): Mark newly-created variables
276 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
282 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
284 (no_real_insns_p, schedule_block, set_priorities): Drop special
285 treatment of boundary debug insns.
286 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug
288 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
289 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
290 (BOUNDARY_DEBUG_INSN_P): Likewise.
291 (SCHEDULE_DEBUG_INSN_P): Likewise.
292 * sched-rgn.c (init_ready_list): Drop special treatment of
293 boundary debug insns.
294 * final.c (rest_of_clean_state): Clear notes' BB.
296 2011-02-01 Joseph Myers <joseph@codesourcery.com>
298 * config/openbsd.opt (assert=): New Driver option.
300 2011-02-01 Joseph Myers <joseph@codesourcery.com>
302 * config/i386/nto.opt: New.
303 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
305 2011-02-01 Joseph Myers <joseph@codesourcery.com>
307 * config/i386/netware.opt: New.
308 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
310 2011-02-01 Joseph Myers <joseph@codesourcery.com>
312 * config/interix.opt (posix): New Driver option.
314 2011-02-01 DJ Delorie <dj@redhat.com>
316 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
318 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
321 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
323 PR tree-optimization/47561
324 * toplev.c (process_options): Print the Graphite flags. Add
325 flag_loop_flatten to the list of options requiring Graphite.
327 2011-02-01 Joseph Myers <joseph@codesourcery.com>
329 * config/i386/cygming.opt (posix): New Driver option.
331 2011-02-01 Joseph Myers <joseph@codesourcery.com>
333 * config/arm/vxworks.opt: New.
334 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
336 2011-02-01 Joseph Myers <joseph@codesourcery.com>
338 * config/alpha/elf.opt: New.
339 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
340 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
342 2011-02-01 Richard Guenther <rguenther@suse.de>
344 PR tree-optimization/47559
345 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
346 store-motion on references that can throw.
348 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
350 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
351 * tree-pass.h (TDF_CSELIB): New macro.
352 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
353 cselib_lookup): Check for it rather than for TDF_DETAILS.
355 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
358 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
361 * opts.c (finish_options): Don't add x_aux_base_name if it is
364 2011-02-01 Richard Guenther <rguenther@suse.de>
366 PR tree-optimization/47555
368 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
370 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
372 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
375 * config/lm32/t-lm32: Add multilib for all CPU options.
377 2011-02-01 Richard Guenther <rguenther@suse.de>
379 PR tree-optimization/47541
380 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
381 sure to have a field at offset zero.
383 2011-01-31 Joseph Myers <joseph@codesourcery.com>
385 * config/arc/arc.opt (EB, EL): New Driver options.
387 2011-01-31 Joseph Myers <joseph@codesourcery.com>
389 * config/alpha/osf5.opt: New.
390 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
392 2011-01-31 Joseph Myers <joseph@codesourcery.com>
394 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
396 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
398 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
400 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
401 is an alias of -floop-interchange and that it requires the
402 Graphite infrastructure.
403 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
404 flag_loop_interchange based on the value of flag_tree_loop_linear.
406 2011-01-31 Jakub Jelinek <jakub@redhat.com>
407 Richard Guenther <rguenther@suse.de>
409 PR tree-optimization/47538
410 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
411 type instead of r1type, except for comparisons. For right
412 shifts and comparisons punt if there are mismatches in
413 sizetype vs. non-sizetype types.
415 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
417 * doc/sourcebuild.texi (Effective-Target Keywords): Document
420 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
422 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
424 * configure: Regenerate.
426 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
428 * configure.ac (gcc_cv_ld_static_option): Define.
429 (gcc_cv_ld_dynamic_option): Define.
430 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
432 (HAVE_LD_STATIC_DYNAMIC): Update message.
433 (LD_STATIC_OPTION): Define.
434 (LD_DYNAMIC_OPTION): Define.
435 * configure: Regenerate.
436 * config.in: Regenerate.
437 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
438 HAVE_LD_STATIC_DYNAMIC]: Use them.
440 2011-01-31 Nick Clifton <nickc@redhat.com>
442 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
443 registers inside interrupt handlers if the handler is not a leaf
446 2011-01-31 Nick Clifton <nickc@redhat.com>
448 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
449 reg_renumber returning an INVALID_REGNUM.
451 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
454 * doc/install.texi: Document host options discarded when cross
455 configuring target libraries.
457 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
460 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
463 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
465 (no_real_insns_p, schedule_block, set_priorities): Drop special
466 treatment of boundary debug insns.
467 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug
469 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
470 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
471 (BOUNDARY_DEBUG_INSN_P): Likewise.
472 (SCHEDULE_DEBUG_INSN_P): Likewise.
473 * sched-rgn.c (init_ready_list): Drop special treatment of
474 boundary debug insns.
475 * final.c (rest_of_clean-state): Clear notes' BB.
477 2011-01-31 Alan Modra <amodra@gmail.com>
479 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
480 toc relative expressions as we do in print_operand_address.
482 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
484 * doc/extend.texi: Follow spelling conventions.
485 * doc/invoke.texi: Fix a typo.
487 2011-01-30 Joseph Myers <joseph@codesourcery.com>
489 * config/hpux11.opt: New.
490 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
491 ia64*-*-hpux*): Use hpux11.opt.
493 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
495 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
498 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
500 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
503 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
505 * doc/install.texi (Binaries): Remove outdated reference for
506 Motorola 68HC11/68HC12 downloads.
508 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
510 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
513 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
516 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
519 2011-01-28 Ahmad Sharif <asharif@google.com>
521 * value-prof.c (check_counter): Corrected error message.
523 2011-01-29 Jie Zhang <jie@codesourcery.com>
525 * config/arm/arm.c (arm_legitimize_reload_address): New.
526 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
527 arm_legitimize_reload_address.
528 * config/arm/arm-protos.h (arm_legitimize_reload_address):
531 2011-01-28 Ian Lance Taylor <iant@google.com>
533 * godump.c (go_define): Ignore macros whose definitions include
534 two adjacent operands.
536 2011-01-28 Jakub Jelinek <jakub@redhat.com>
539 * varasm.c (force_const_mem): Store copy of x in desc->constant
541 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
542 itself into REG_EQUAL note.
544 2011-01-28 Joseph Myers <joseph@codesourcery.com>
546 * config/freebsd.opt (posix, rdynamic): New Driver options.
548 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
550 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
552 * configure: Regenerate.
554 2011-01-27 Joseph Myers <joseph@codesourcery.com>
556 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
557 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
559 2011-01-27 Anatoly Sokolov <aesok@post.ru>
561 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
562 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
563 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
564 (s390_preferred_reload_class): Make static. Change return and
565 'rclass' argument type to reg_class_t.
567 2011-01-27 Jan Hubicka <jh@suse.cz>
570 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
571 (process_function_and_variable_attributes): Check defined weakrefs.
573 2011-01-27 Martin Jambor <mjambor@suse.cz>
575 PR tree-optimization/47228
576 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
577 build_ref_for_offset.
579 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
581 * config/spu/spu-elf.h (ASM_SPEC): Remove.
583 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
585 PR rtl-optimization/46856
586 * postreload.c (reload_combine_recognize_const_pattern): Do not
587 separate cc0 setter and user on cc0 targets.
589 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
592 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
593 passed a VOID_TYPE expression, immediately emit an error and
594 return error_mark_node.
596 2011-01-26 Jeff Law <law@redhat.com>
598 PR rtl-optimization/47464
599 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
600 rather than may_trap_p as needed.
602 2011-01-26 DJ Delorie <dj@redhat.com>
604 PR rtl-optimization/46878
605 * combine.c (insn_a_feeds_b): Check for the implicit cc0
606 setter/user dependency as well.
608 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
610 PR rtl-optimization/44469
611 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
612 after removing trivially dead basic blocks.
614 2011-01-26 Joseph Myers <joseph@codesourcery.com>
616 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
617 * config/frv/frv.h (LINK_SPEC): Likewise.
618 * config/i386/netware.h (LINK_SPEC): Likewise.
619 * config/m68k/linux.h (ASM_SPEC): Likewise.
620 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
621 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
622 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
623 * config/sparc/linux.h (ASM_SPEC): Likewise.
624 * config/sparc/linux64.h (ASM_SPEC): Likewise.
625 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
627 2011-01-26 Joseph Myers <joseph@codesourcery.com>
629 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
630 * config/frv/frv.h (ASM_SPEC): Likewise.
631 * config/m68k/linux.h (ASM_SPEC): Likewise.
632 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
633 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
634 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
635 * config/sparc/linux.h (ASM_SPEC): Likewise.
636 * config/sparc/linux64.h (ASM_SPEC): Likewise.
637 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
639 2011-01-26 Joseph Myers <joseph@codesourcery.com>
641 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
642 * config/frv/frv.h (LINK_SPEC): Likewise.
643 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
645 2011-01-26 Joseph Myers <joseph@codesourcery.com>
647 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
648 * config/frv/frv.h (ASM_SPEC): Likewise.
649 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
650 * config/m68k/linux.h (ASM_SPEC): Likewise.
651 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
652 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
653 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
654 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
655 * config/sparc/linux.h (ASM_SPEC): Likewise.
656 * config/sparc/linux64.h (ASM_SPEC): Likewise.
657 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
658 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
660 2011-01-26 Steve Ellcey <sje@cup.hp.com>
663 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
665 (vec_extract_evenodd_help): Ditto.
666 (vec_extract_evenv4hi): Ditto.
667 (vec_extract_oddv4hi): Ditto.
668 (vec_interleave_lowv2si): Ditto.
669 (vec_interleave_highv2si): Ditto.
670 (vec_extract_evenv2si): Ditto.
671 (vec_extract_oddv2si: Ditto.
672 (vec_pack_trunc_v2si): Ditto.
674 2011-01-22 Jan Hubicka <jh@suse.cz>
677 * cgraph.h (cgraph_local_info): New field can_change_signature.
678 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
679 signature can change.
680 (ipcp_estimate_growth): Call sequence simplify only if calle signature
682 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
683 (cgraph_function_versioning): We can not change signature of functions
684 that don't allow that.
685 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
686 (lto_input_node): Likewise.
687 * ipa-inline.c (compute_inline_parameters): Compute local.can_change_signature.
688 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
689 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on functions
690 that can not change signature.
691 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
692 init_cumulative_args): Do not use local calling conventions for functions
693 that can not change signature.
695 2011-01-22 Jan Hubicka <jh@suse.cz>
697 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
699 2011-01-26 Richard Guenther <rguenther@suse.de>
701 PR tree-optimization/47190
702 * cgraphunit.c (process_common_attributes): New function.
703 (process_function_and_variable_attributes): Use it.
705 2011-01-26 Richard Guenther <rguenther@suse.de>
708 * cgraphbuild.c (record_eh_tables): Record reference to personality
711 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
714 * sel-sched.c (moveup_expr): Don't let debug insns prevent
715 non-debug insns from moving up.
717 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
720 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
721 t-dlldir{,-x} fragment for build and add it to tmake_file.
722 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
723 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
724 * config/i386/t-dlldir: New file.
725 (SHLIB_DLLDIR): Define.
726 * config/i386/t-dlldir-x: New file.
727 (SHLIB_DLLDIR): Define.
728 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
729 (SHLIB_INSTALL): Use it.
731 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
734 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
735 lower bound of the allowed Thumb-2 coprocessor load/store
736 index range to -256. Add explaining comment.
738 2011-01-25 Ian Lance Taylor <iant@google.com>
740 * godump.c (go_define): Improve lexing of macro expansion to only
741 accept expressions which match Go spec.
743 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
746 * tree.c (handle_dll_attribute): Handle it.
747 * doc/extend.texi (@item dllexport): Mention it.
748 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
750 2011-01-25 Ian Lance Taylor <iant@google.com>
752 PR tree-optimization/26854
753 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
754 (decl_jump_unsafe): Move higher in file, with no other change.
755 (bind): Set has_jump_unsafe_decl if appropriate.
756 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
757 (check_earlier_gotos): Likewise.
758 (c_check_switch_jump_warnings): Likewise.
760 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
762 * doc/invoke.texi (Warning Options): Add missing hyphen.
763 (-fprofile-dir): Minor grammatical fixes.
764 (-fbranch-probabilities): Likewise.
766 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
770 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
772 (no_real_insns_p, schedule_block, set_priorities): Drop special
773 treatment of boundary debug insns.
774 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug
776 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
777 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
778 (BOUNDARY_DEBUG_INSN_P): Likewise.
779 (SCHEDULE_DEBUG_INSN_P): Likewise.
780 * sched-rgn.c (init_ready_list): Drop special treatment of
781 boundary debug insns.
782 * final.c (rest_of_clean-state): Clear notes' BB.
784 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
786 * Makefile.in (LAMBDA_H): Removed.
787 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
788 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
789 lambda-trans.o, and tree-loop-linear.o.
790 (lto-symtab.o): Remove dependence on LAMBDA_H.
791 (tree-loop-linear.o): Remove rule.
792 (lambda-mat.o): Same.
793 (lambda-trans.o): Same.
794 (lambda-code.o): Same.
795 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
796 (tree-vect-slp.o): Same.
797 * hwint.h (gcd): Moved here.
798 (least_common_multiple): Same.
799 * lambda-code.c: Removed.
800 * lambda-mat.c: Removed.
801 * lambda-trans.c: Removed.
803 * tree-loop-linear.c: Removed.
804 * lto-symtab.c: Do not include lambda.h.
805 * omega.c (gcd): Removed.
806 * passes.c (init_optimization_passes): Remove pass_linear_transform.
807 * tree-data-ref.c (print_lambda_vector): Moved here.
808 (lambda_vector_copy): Same.
809 (lambda_matrix_copy): Same.
810 (lambda_matrix_id): Same.
811 (lambda_vector_first_nz): Same.
812 (lambda_matrix_row_add): Same.
813 (lambda_matrix_row_exchange): Same.
814 (lambda_vector_mult_const): Same.
815 (lambda_vector_negate): Same.
816 (lambda_matrix_row_negate): Same.
817 (lambda_vector_equal): Same.
818 (lambda_matrix_right_hermite): Same.
819 * tree-data-ref.h: Do not include lambda.h.
820 (lambda_vector): Moved here.
821 (lambda_matrix): Same.
822 (dependence_level): Same.
823 (lambda_transform_legal_p): Removed declaration.
824 (lambda_collect_parameters): Same.
825 (lambda_compute_access_matrices): Same.
826 (lambda_vector_gcd): Same.
827 (lambda_vector_new): Same.
828 (lambda_vector_clear): Same.
829 (lambda_vector_lexico_pos): Same.
830 (lambda_vector_zerop): Same.
831 (lambda_matrix_new): Same.
832 * tree-flow.h (least_common_multiple): Removed declaration.
833 * tree-parloops.c (lambda_trans_matrix): Moved here.
837 (LTM_DENOMINATOR): Same.
838 (lambda_trans_matrix_new): Same.
839 (lambda_matrix_vector_mult): Same.
840 (lambda_transform_legal_p): Same.
841 * tree-pass.h (pass_linear_transform): Removed declaration.
842 * tree-ssa-loop.c (tree_linear_transform): Removed.
843 (gate_tree_linear_transform): Removed.
844 (pass_linear_transform): Removed.
845 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
846 flag_loop_interchange.
848 2011-01-25 Jakub Jelinek <jakub@redhat.com>
850 PR tree-optimization/47265
851 PR tree-optimization/47443
852 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
853 if name still has some uses.
855 2011-01-25 Martin Jambor <mjambor@suse.cz>
857 PR tree-optimization/47382
858 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
859 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
861 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
863 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
864 sjlj_except_unwind_info.
866 2011-01-25 Richard Guenther <rguenther@suse.de>
868 PR tree-optimization/47426
869 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
870 visible functions results escape.
872 2011-01-25 Jakub Jelinek <jakub@redhat.com>
875 * config/arm/arm.c (any_sibcall_uses_r3): New function.
876 (arm_get_frame_offsets): Use it.
878 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
879 Jakub Jelinek <jakub@redhat.com>
881 PR tree-optimization/47271
882 * tree-if-conv.c (bb_postdominates_preds): New.
883 (if_convertible_bb_p): Call bb_postdominates_preds.
884 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
885 (predicate_scalar_phi): Call bb_postdominates_preds.
887 2011-01-25 Nick Clifton <nickc@redhat.com>
889 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
890 * config/rx/rx.c (rx_function_value): Likewise.
891 (rx_promote_function_mode): Likewise.
892 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
893 in order to make it legitimate.
894 * config/rx/rx.md (adddi3_internal): If the second operand is a
895 MEM make sure that the first operand is the same as the result
897 (addsi3_unspec): Delete.
898 (subdi3): Do not accept immediate operands.
899 (subdi3_internal): Likewise.
901 2011-01-25 Jeff Law <law@redhat.com>
903 PR rtl-optimization/37273
904 * ira-costs.c (scan_one_insn): Detect constants living in memory and
905 handle them like argument loads from stack slots. Do not double
906 count memory for memory constants and argument loads from stack slots.
908 2011-01-25 Jakub Jelinek <jakub@redhat.com>
910 PR tree-optimization/47427
911 PR tree-optimization/47428
912 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
913 coalesce if the new root var would be TREE_READONLY.
915 2011-01-25 Richard Guenther <rguenther@suse.de>
918 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
919 correct type for TBAA.
921 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
923 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
924 (close_phi_written_to_memory): Call for_each_index with
925 dr_indices_valid_in_loop.
927 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
929 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
930 when it is initialized.
932 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
934 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
935 call to graphite_find_data_references_in_stmt.
936 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
937 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
938 call to graphite_find_data_references_in_stmt.
939 (analyze_drs_in_stmts): Same.
940 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
941 in which the scalar analysis of indices is performed.
942 (create_data_ref): Same. Update call to dr_analyze_indices.
943 (find_data_references_in_stmt): Update call to create_data_ref.
944 (graphite_find_data_references_in_stmt): Same.
945 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
947 (create_data_ref): Same.
948 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
949 call to create_data_ref.
951 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
953 * graphite-sese-to-poly.c (build_poly_scop): Move
954 rewrite_commutative_reductions_out_of_ssa before
955 find_scop_parameters.
957 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
959 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
960 VAR_DECL, PARM_DECL, and RESULT_DECL.
962 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
964 * graphite-dependences.c (reduction_dr_1): Allow several reductions
966 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
967 that have already been marked as PBB_IS_REDUCTION.
969 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
971 * graphite-scop-detection.c (same_close_phi_node): New.
972 (remove_duplicate_close_phi): New.
973 (make_close_phi_nodes_unique): New.
974 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
976 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
978 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
979 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
980 of both data references to be the same.
982 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
984 * graphite-dependences.c (build_lexicographical_constraint): Remove the
986 (build_lexicographical_constraint): Adjust call to ppl_powerset_is_empty.
987 (dependence_polyhedron): Same.
988 (graphite_legal_transform_dr): Same.
989 (graphite_carried_dependence_level_k): Same.
990 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params parameter.
991 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
993 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
995 * graphite-sese-to-poly.c
996 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
997 (close_phi_written_to_memory): New.
998 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1001 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1003 * doc/install.texi: Update the expected version number of PPL to 0.11.
1004 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1005 #if PPL_VERSION_MINOR < 11.
1007 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1009 * graphite-dependences.c: Include graphite-cloog-util.h.
1010 (new_poly_ddr): Inlined into dependence_polyhedron.
1011 (free_poly_ddr): Moved close by new_poly_ddr.
1012 (dependence_polyhedron_1): Renamed dependence_polyhedron.
1013 Early return NULL when ppl_powerset_is_empty returns true.
1014 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
1015 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
1016 (graphite_legal_transform_dr): Call new_poly_ddr.
1017 (graphite_carried_dependence_level_k): Same.
1018 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
1019 (dot_transformed_deps_stmt_1): Removed.
1020 (dot_deps_stmt_1): Call dot_deps_stmt_2.
1021 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
1022 (dot_deps_1): Call dot_deps_2.
1023 * Makefile.in (graphite-dependences.o): Add missing dependence on
1024 graphite-cloog-util.h.
1026 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1028 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1029 (build_lexicographical_constraint): Same.
1030 (dependence_polyhedron_1): Same.
1031 (graphite_legal_transform_dr): Same.
1032 (graphite_carried_dependence_level_k): Same.
1033 * graphite-ppl.c (ppl_powerset_is_empty): New.
1034 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
1035 * tree-data-ref.c (dump_data_reference): Print the basic block index.
1037 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1039 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
1040 the "a followed by b" relation and document it.
1042 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1044 * graphite-dependences.c (build_lexicographical_constraint): Stop the
1045 iteration when the bag of constraints is empty.
1047 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1049 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
1051 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1053 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
1054 nest and two loop depths as parameters.
1055 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
1056 lst_perfect_nestify.
1058 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1060 * graphite-dependences.c (print_pddr): Call
1061 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
1063 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1065 * graphite-ppl.c (debug_gmp_value): New.
1066 * graphite-ppl.h (debug_gmp_value): Declared.
1068 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
1070 * doc/install.texi: Document availability of cloog-0.16.
1072 2011-01-25 Vladimir Kargov <kargov@gmail.com>
1074 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
1075 invalid postdominance info.
1077 2011-01-24 Jan Hubicka <jh@suse.cz>
1080 * doc/extend.texi (weak pragma): Drop claim that it must
1081 appear before definition.
1082 * varasm.c (merge_weak, declare_weak): Only sanity check
1083 that DECL is not output at a time it is declared weak.
1085 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1087 * machmode.def: Fixed comments.
1089 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
1091 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
1093 2011-01-24 Paul Koning <ni1d@arrl.net>
1095 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
1098 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
1101 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
1102 (block_info): Add scanned and prev.
1103 (move_or_delete_vzeroupper_2): Return if the basic block
1104 has been scanned and the upper 128bit state is unchanged
1106 (move_or_delete_vzeroupper_1): Return true if the exit
1108 (move_or_delete_vzeroupper): Visit basic blocks using the
1109 work-list based algorithm based on vt_find_locations in
1112 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
1114 2011-01-24 Nick Clifton <nickc@redhat.com>
1116 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
1117 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
1118 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
1119 then define __v850e1__.
1120 * doc/invoke.texi: Document -mv850es.
1122 2011-01-24 Richard Henderson <rth@redhat.com>
1124 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
1125 compound unordered comparisons.
1126 * config/rx/rx.c (rx_split_fp_compare): Remove.
1127 * config/rx/rx-protos.h: Update.
1128 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
1129 (cbranchsf4): Don't call rx_split_fp_compare.
1130 (*cbranchsf4): Use rx_split_cbranch.
1131 (*cmpsf): Don't accept "i" constraint.
1132 (*conditional_branch): Only valid after reload.
1133 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
1135 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1138 * config/rs6000/altivec.md (vector constant splitters): Add
1139 support for creating vector single precision constants if -mvsx is
1140 used and we would create the constant using Altivec primitives.
1142 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
1143 Richard Sandiford <rdsandiford@googlemail.com>
1145 PR rtl-optimization/47166
1146 * reload1.c (emit_reload_insns): Disable the spill_reg_store
1147 mechanism for PRE_MODIFY and POST_MODIFY.
1148 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
1151 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
1153 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
1155 2011-01-22 Jan Hubicka <jh@suse.cz>
1158 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
1160 2011-01-22 Jan Hubicka <jh@suse.cz>
1162 PR tree-optimization/43884
1164 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
1165 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
1167 2011-01-22 Anatoly Sokolov <aesok@post.ru>
1169 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1170 * config/s390/s390.c (s390_register_move_cost,
1171 s390_memory_move_cost): New.
1172 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
1174 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1177 * except.c (sjlj_assign_call_site_values): Move setting the
1178 crtl->uses_eh_lsda flag to ...
1179 (sjlj_mark_call_sites): ... here.
1180 (sjlj_emit_function_enter): Support NULL dispatch label.
1181 (sjlj_build_landing_pads): In a function with no landing pads
1182 that still has must-not-throw regions, generate code to register
1183 a personality function with empty LSDA.
1185 2011-01-21 Richard Henderson <rth@redhat.com>
1187 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
1189 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
1191 * compare-elim.c: New file.
1192 * Makefile.in (OBJS-common): Add it.
1193 (compare-elim.o): New.
1194 * common.opt (fcompare-elim): New.
1195 * opts.c (default_options_table): Add OPT_fcompare_elim.
1196 * tree-pass.h (pass_compare_elim_after_reload): New.
1197 * passes.c (init_optimization_passes): Add it.
1198 * recog.h: Protect against re-inclusion.
1199 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
1200 * doc/invoke.texi (-fcompare-elim): Document it.
1201 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
1202 * doc/tm.texi: Rebuild.
1204 2011-01-22 Nick Clifton <nickc@redhat.com>
1206 * config/rx/rx.md (cstoresf4): Pass comparison operator to
1207 rx_split_fp_compare.
1209 2011-01-22 Nick Clifton <nickc@redhat.com>
1211 * config/rx/rx.md (UNSPEC_CONST): New.
1212 (deallocate_and_return): Wrap the amount popped off the stack in
1213 an UNSPEC_CONST in order to stop it being rejected by
1214 -mmax-constant-size.
1215 (pop_and_return): Add a "(return)" rtx.
1216 (call): Drop the immediate operand.
1217 (call_internal): Likewise.
1218 (call_value): Likewise.
1219 (call_value_internal): Likewise.
1220 (sibcall_internal): Likewise.
1221 (sibcall_value_internal): Likewise.
1222 (sibcall): Likewise. Generate an explicit call using
1224 (sibcall_value): Likewise.
1225 (mov<>): FAIL if a constant operand is not legitimate.
1226 (addsi3_unpsec): New pattern.
1228 * config/rx/rx.c (rx_print_operand_address): Handle UNPSEC
1230 (ok_for_max_constant): New function.
1231 (gen_safe_add): New function.
1232 (rx_expand_prologue): Use gen_safe_add.
1233 (rx_expand_epilogue): Likewise.
1234 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
1237 2011-01-21 Jeff Law <law@redhat.com>
1239 PR tree-optimization/47053
1240 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
1241 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
1242 statements are deleted.
1243 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
1244 is nonempty, then purge dead edges and cleanup the CFG.
1246 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1250 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1252 * tree-dfa.c (create_var_ann): Mark variable as used.
1254 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1257 * except.c (convert_to_eh_region_ranges): Emit queued no-region
1258 notes from other section in hot/cold partitioning even if
1259 last_action is -3. Increment call_site_base.
1261 PR rtl-optimization/47366
1262 * fwprop.c (forward_propagate_into): Return bool. If
1263 any changes are made, -fnon-call-exceptions is used and
1264 REG_EH_REGION note is present, call purge_dead_edges
1265 and return true if it purged anything.
1266 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
1267 any EH edges were purged.
1269 2011-01-21 Jeff Law <law@redhat.com>
1271 PR rtl-optimization/41619
1272 * caller-save.c (setup_save_areas): Break out code to determine
1273 which hard regs are live across calls by examining the reload chains
1274 so that it is always used.
1275 Eliminate code which checked REG_N_CALLS_CROSSED.
1277 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1279 PR tree-optimization/47355
1280 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
1281 NOP has non-debug uses beyond PHIs in new_bb.
1283 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1286 * cfgexpand.c (account_used_vars_for_block): Only account vars
1287 that are annotated as used.
1288 (estimated_stack_frame_size): Don't set TREE_USED.
1289 * tree-dfa.c (create_var_ann): Mark variable as used.
1291 2011-01-21 Richard Guenther <rguenther@suse.de>
1294 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
1296 2011-01-21 Richard Guenther <rguenther@suse.de>
1298 PR tree-optimization/47365
1299 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
1300 (vn_reference_lookup_pieces): Adjust.
1301 (vn_reference_lookup): Likewise.
1302 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
1303 (vn_reference_lookup_3): Only look through kills if in
1304 VN_WALKREWRITE mode.
1305 (vn_reference_lookup_pieces): Adjust.
1306 (vn_reference_lookup): Likewise.
1307 (visit_reference_op_load): Likewise.
1308 (visit_reference_op_store): Likewise.
1309 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
1310 (compute_avail): Likewise.
1311 (eliminate): Likewise.
1313 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1315 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
1316 DECL_IGNORED_P non-reg vars if they are used.
1318 PR tree-optimization/47391
1319 * varpool.c (const_value_known_p): Return false if
1322 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
1325 * config/i386/i386.c (ix86_local_alignment): Handle
1326 case for va_list_type_node is nil.
1327 (ix86_canonical_va_list_type): Likewise.
1329 2011-01-21 Alan Modra <amodra@gmail.com>
1331 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
1332 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
1334 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1336 * config/arm/arm.md (define_attr type): Rename f_load
1337 and f_store to f_fpa_load and f_fpa_store. Update.
1338 (write_conflict): Deal with rename fallout.
1339 (*push_fp_multi): Likewise.
1340 * config/arm/fpa.md (f_load): Use f_fpa_load.
1341 (f_store): Use f_fpa_store.
1342 (*movsf_fpa): Likewise.
1343 (*movdf_fpa): Likewise.
1344 (*movxf_fpa): Likewise.
1345 (*thumb2_movsf_fpa): Likewise.
1346 (*thumb2_movdf_fpa): Likewise.
1347 (*thumb2_movxf_fpa): Likewise.
1348 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
1349 f_loadd and f_stored.
1350 (*thumb2_movdi_vfp): Likewise.
1351 (*thumb2_movsf_vfp): Fix attribute to f_loads.
1352 (*thumb2_movsi_vfp): Likewise.
1353 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
1354 Use f_loads instead of f_load.
1355 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
1357 2011-01-20 Anatoly Sokolov <aesok@post.ru>
1359 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1360 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
1361 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1362 (xtensa_mode_dependent_address_p): New function.
1363 (constantpool_address_p): Make static. Change return type to bool.
1364 Change argument type to const_rtx. Use CONST_INT_P predicate.
1366 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
1369 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
1371 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1374 * cfgexpand.c (expand_debug_expr): Instead of generating
1375 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
1378 2011-01-20 Richard Guenther <rguenther@suse.de>
1381 * tree-inline.c (remap_gimple_op_r): Recurse manually for
1382 the pointer operand of MEM_REFs.
1384 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1386 PR tree-optimization/46130
1387 * ipa-split.c (consider_split): If return_bb contains non-virtual
1388 PHIs other than for retval or if split_function would not adjust it,
1391 2011-01-20 Richard Guenther <rguenther@suse.de>
1393 PR tree-optimization/47167
1394 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1395 Revert previous change, only avoid enumeral type changes.
1397 2011-01-19 Mike Stump <mikestump@comcast.net>
1399 * doc/tm.texi.in (BRANCH_COST): Englishify.
1400 * doc/tm.texi (BRANCH_COST): Likewise.
1402 2011-01-19 Dodji Seketeli <dodji@redhat.com>
1405 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
1406 (gen_scheduled_generic_parms_dies): New functions.
1407 (gen_struct_or_union_type_die): Schedule template parameters DIEs
1408 generation for the end of CU compilation.
1409 (dwarf2out_finish): Generate template parameters DIEs here.
1411 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1414 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
1415 debug bind stmt on merge edges.
1417 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1421 * function.c (instantiate_expr): Instantiate incoming rtl of
1422 implicit arguments, and recurse on VALUE_EXPRs.
1423 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
1424 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
1426 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1428 * c-parser.c (c_parser_for_statement): Initialize
1429 collection_expression.
1431 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1433 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
1435 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1437 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
1438 (LINK_SHLIB_SPEC): Don't use %(link_path).
1439 (SUBTARGET_EXTRA_SPECS): Remove link_path.
1441 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1443 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
1444 (NO_SHARED_LIB_SUPPORT): Remove.
1445 (LINK_SHLIB_SPEC): Remove one conditional definition.
1447 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1449 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
1451 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
1452 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
1453 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
1454 %{call_shared} and conditionals on these options not being passed.
1455 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
1458 2011-01-19 Jakub Jelinek <jakub@redhat.com>
1460 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
1463 * ipa-split.c: Spelling fixes.
1465 2011-01-19 Richard Henderson <rth@redhat.com>
1467 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
1468 (*mulsi3): Likewise.
1470 * longlong.h [__mn10300__] (count_leading_zeros): New.
1471 [__mn10300__] (umul_ppmm, smul_ppmm): New.
1472 [__mn10300__] (add_ssaaaa, subddmmss): New.
1473 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
1474 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
1476 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1478 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
1480 2011-01-19 Richard Henderson <rth@redhat.com>
1482 * config/mn10300/mn10300.md (addsi3_flags): New.
1483 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
1484 (subsi3_flags, subc_internal, subdi3): New.
1485 (subdi3_internal, *subdi3_degenerate): New.
1486 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
1488 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
1489 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
1490 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
1491 * config/mn10300/mn10300-protos.h: Update.
1492 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
1493 (return_ret): Likewise. Rename from return_internal_regs.
1494 (return_internal): Remove.
1496 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
1497 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
1498 (mn10300_legitimate_constant_p): Likewise.
1499 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
1500 (mn10300_frame_size): New.
1501 (mn10300_expand_prologue): Use it.
1502 (mn10300_expand_epilogue): Likewise.
1503 (mn10300_initial_offset): Likewise.
1504 * config/mn10300/mn10300-protos.h: Update.
1505 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
1506 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
1507 (prologue, epilogue, return_internal): Tidy output code.
1508 (mn10300_store_multiple_operation, return): Likewise.
1509 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
1510 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
1511 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
1512 (load_pic, am33_load_pic): New.
1513 (mn10300_load_pic0, mn10300_load_pic1): New.
1515 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
1516 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
1517 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
1518 (cc_flags_for_mode, cc_flags_for_code): New.
1519 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
1520 overflow flag is not valid. Validate that the flags we need
1521 for the comparison are valid.
1522 (mn10300_output_cmp): Remove.
1523 (mn10300_output_add): New.
1524 (mn10300_select_cc_mode): Use cc_flags_for_code.
1525 (mn10300_split_cbranch): New.
1526 (mn10300_match_ccmode): New.
1527 (mn10300_split_and_operand_count): New.
1528 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
1530 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
1531 (addsi3): ... here. Use mn10300_output_add.
1532 (*addsi3_flags): New.
1533 (*am33_subsi3, *mn10300_subsi3): Merge...
1534 (subsi3): ... here. Use attribute isa.
1535 (*subsi3_flags): New.
1536 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
1538 (*am33_andsi3, *mn10300_andsi3): Merge...
1540 (*andsi3_flags): New.
1541 (andsi3 splitters): New.
1542 (*am33_iorsi3, *mn10300_iorsi3): Merge...
1544 (*iorsi3_flags): New.
1545 (*am33_xorsi3, *mn10300_xorsi3): Merge...
1547 (*xorsi3_flags): New.
1548 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
1549 (one_cmplsi2): ... here.
1550 (*one_cmplsi2_flags): New.
1551 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
1552 instead of "dax" in constraints. Use mn10300_split_cbranch.
1553 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
1554 use matching constraints to eliminate a self-comparison.
1555 (*integer_conditional_branch): Rename from integer_conditional_branch.
1556 Use int_mode_flags to match CC_REG.
1557 (*cbranchsi4_btst, *btstsi): New.
1558 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
1559 mn10300_split_cbranch.
1560 (*am33_cmpsf): Rename from am33_cmpsf.
1561 (*float_conditional_branch): Rename from float_conditional_branch.
1562 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
1563 (zero_extendqisi2): ... here.
1564 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
1565 (zero_extendhisi2): ... here.
1566 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
1567 (extendqisi2): ... here.
1568 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
1569 (extendhisi2): ... here.
1570 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
1571 (ashlsi3): ... here.
1572 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
1573 (lshrsi3): ... here.
1574 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
1575 (ashrsi3): ... here.
1576 (consecutive add peephole): Remove.
1577 * config/mn10300/predicates.md (label_ref_operand): New.
1578 (int_mode_flags): New.
1579 (CCZN_comparison_operator): New.
1581 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
1582 (throughput_42_latency_43): New reservation.
1583 (mulsidi3, umulsidi3): New expanders.
1584 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
1585 the MDR register to allocation; separately allocate the low and
1586 high parts of the DImode result.
1587 (umulsidi3_internal): Similarly.
1588 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
1589 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
1590 (udivsi3, umodsi3): Remove.
1591 (udivmodsi4, divmodsi4): New expanders.
1592 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
1593 (*divmodsi4): Simiarly.
1594 (ext_internal): New.
1596 * config/mn10300/constraints.md ("z"): New constraint.
1597 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
1598 (FIXED_REGISTERS): Don't fix MDR.
1599 (CALL_USED_REGSITERS): Reformat nicely.
1600 (REG_ALLOC_ORDER): Add MDR.
1601 (enum regclass): Add MDR_REGS.
1602 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
1603 (IRA_COVER_CLASSES): Add MDR_REGS.
1604 (REGNO_REG_CLASS): Handle MDR_REG.
1605 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
1606 (mn10300_register_move_cost): Likewise.
1607 * config/mn10300/mn10300.md (MDR_REG): New.
1608 (*movsi_internal): Handle moves to/from MDR_REGS.
1610 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
1612 (mn10300_secondary_reload): Tidy combination reload classes.
1613 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
1614 addresses for AM33. Allow symbolic offsets for reg+imm.
1615 (mn10300_regno_in_class_p): New.
1616 (mn10300_legitimize_reload_address): New.
1617 * config/mn10300/mn10300.h (enum reg_class): Remove
1618 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
1619 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
1621 (REG_CLASS_NAMES): Update to match.
1622 (REG_CLASS_CONTENTS): Likewise.
1623 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
1624 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
1625 (REGNO_IN_RANGE_P): Remove.
1626 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
1627 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
1628 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
1629 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
1630 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
1631 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
1632 (REGNO_GENERAL_P): New.
1633 (HAVE_POST_MODIFY_DISP): New.
1634 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
1635 (LEGITIMIZE_RELOAD_ADDRESS): New.
1636 * config/mn10300/mn10300-protos.h: Update.
1638 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
1639 DATA_REGS for AM33 stack-pointer destination.
1640 (mn10300_preferred_output_reload_class): Likewise.
1641 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
1642 into a form appropriate for ...
1643 (TARGET_SECONDARY_RELOAD): New.
1644 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
1645 * config/mn10300/mn10300-protos.h: Update.
1646 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
1647 reload_insi; use the "A" constraint for the scratch; handle AM33
1648 moves of sp to non-address registers.
1650 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
1651 (*movqi_internal): ... here.
1652 (*am33_movhi, *mn10300_movhi): Merge into...
1653 (*movhi_internal): ... here.
1654 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
1655 as the source/destination of moves from/to SP.
1656 (movsf): Only allow for AM33-2.
1657 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
1658 any integer constant constraint. Only allow for AM33-2. Tidy
1659 all of the alternative outputs.
1660 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
1661 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
1663 (udivsi3, umodsi3): New patterns for MN103 only.
1665 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
1667 * doc/tm.texi.in: Spell out that a lack of register class unions
1669 * doc/tm.texi: Regenerate.
1671 2011-01-19 Jakub Jelinek <jakub@redhat.com>
1673 PR rtl-optimization/47337
1674 * dce.c (check_argument_store): New function.
1675 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
1677 PR tree-optimization/47290
1678 * tree-eh.c (infinite_empty_loop_p): New function.
1679 (cleanup_empty_eh): Use it.
1681 2011-01-18 Steve Ellcey <sje@cup.hp.com>
1684 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
1685 (a64_expand_widen_sum): Ditto.
1686 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
1687 (vec_extract_evenodd_help): Ditto.
1688 (vec_extract_evenv4hi): Ditto.
1689 (vec_extract_oddv4hi): Ditto.
1690 (vec_extract_evenv2si): Ditto.
1691 (vec_extract_oddv2si): Ditto.
1692 (vec_extract_evenv2sf): Ditto.
1693 (vec_extract_oddv2sf): Ditto.
1694 (vec_pack_trunc_v4hi: Ditto.
1695 (vec_pack_trunc_v2si): Ditto.
1696 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
1697 (vec_interleave_highv8qi): Ditto.
1699 (vec_extract_oddv8qi): Ditto.
1700 (vec_interleave_lowv4hi): Ditto.
1701 (vec_interleave_highv4hi): Ditto.
1702 (vec_interleave_lowv2si): Ditto.
1703 (vec_interleave_highv2si): Ditto.
1705 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1707 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
1708 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
1709 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
1710 (pa_c_mode_for_suffix): New.
1711 (TARGET_EXPAND_BUILTIN): Define.
1712 (TARGET_C_MODE_FOR_SUFFIX): Define.
1713 (pa_builtins): Define.
1714 (pa_init_builtins): Register __float128 type and init new support
1716 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
1717 * config/pa/quadlib.c (_U_Qfcopysign): New.
1719 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
1722 * explow.c (allocate_dynamic_stack_space): Do not assume more than
1723 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
1726 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1728 PR tree-optimization/47179
1729 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
1730 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
1732 2011-01-18 Richard Guenther <rguenther@suse.de>
1734 PR rtl-optimization/47216
1735 * emit-rtl.c: Include tree-flow.h.
1736 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
1737 of replicating it with different semantics.
1738 * Makefile.in (emit-rtl.o): Adjust.
1740 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1742 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually
1744 (cortex_a9_dp): Handle neon types correctly.
1746 2011-01-18 Jakub Jelinek <jakub@redhat.com>
1748 PR rtl-optimization/47299
1749 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
1750 subtarget. Use normal multiplication if both operands are
1752 * expmed.c (expand_widening_mult): Don't try to optimize constant
1753 multiplication if op0 has VOIDmode. Convert op1 constant to mode
1756 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1758 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
1759 spacing after 'e.g.', typos, comma, hyphenation.
1761 2011-01-17 Richard Henderson <rth@redhat.com>
1763 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
1764 (rx_restricted_mem_operand): New.
1765 (rx_shift_operand): Use register_operand.
1766 (rx_source_operand, rx_compare_operand): Likewise.
1767 * config/rx/rx.md (addsi3_flags): New expander.
1768 (adddi3): Rewrite as expander.
1769 (adc_internal, *adc_flags, adddi3_internal): New patterns.
1770 (subsi3_flags): New expander.
1771 (subdi3): Rewrite as expander.
1772 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
1774 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
1775 (rx_init_builtins): Remove sat builtin.
1776 (rx_expand_builtin): Likewise.
1777 * config/rx/rx.md (ssaddsi3): New.
1778 (*sat): Rename from sat. Represent the CC_REG input.
1780 * config/rx/predicates.md (rshift_operator): New.
1781 * config/rx/rx.c (rx_expand_insv): Remove.
1782 * config/rx/rx-protos.h: Update.
1783 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
1784 operand to the canonical position.
1785 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
1786 (*bitclr, *bitclr_in_memory): Similarly.
1787 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
1788 (insv): Retain the zero_extract in the expansion.
1790 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
1791 (bswaphi2, bitinvert, revw): Likewise.
1793 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
1794 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
1795 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
1796 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
1797 (bitset, bitset_in_memory): Likewise.
1798 (bitinvert, bitinvert_in_memory): Likewise.
1799 (bitclr, bitclr_in_memory): Likewise.
1800 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
1801 (rx_strend, rx_cmpstrn): Likewise.
1802 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
1803 (bitop peep2 patterns): Remove.
1805 * config/rx/rx.c (rx_match_ccmode): New.
1806 * config/rx/rx-protos.h: Update.
1807 * config/rx/rx.md (abssi2): Clobber, don't set flags.
1808 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
1809 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
1810 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
1811 (fix_truncsfsi2, floatsisf2): Likewise.
1812 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
1813 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
1814 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
1815 (*subsi3_flags, *xorsi3_flags): New.
1817 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
1819 * config/rx/rx.c (rx_print_operand): Remove workaround for
1820 unsplit comparison operations.
1822 * config/rx/rx.md (movsicc): Split after reload.
1823 (*movsicc): Merge *movsieq and *movsine via match_operator.
1824 (*stcc): New pattern.
1826 * config/rx/rx.c (rx_float_compare_mode): Remove.
1827 * config/rx/rx.h (rx_float_compare_mode): Remove.
1828 * config/rx/rx.md (cstoresi4): Split after reload.
1829 (*sccc): New pattern.
1831 * config/rx/predicates.md (label_ref_operand): New.
1832 (rx_z_comparison_operator): New.
1833 (rx_zs_comparison_operator): New.
1834 (rx_fp_comparison_operator): New.
1835 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
1836 Validate that the flags are set properly for the comparison.
1837 (rx_gen_cond_branch_template): Remove.
1838 (rx_cc_modes_compatible): Remove.
1839 (mode_from_flags): New.
1840 (flags_from_code): Rename from flags_needed_for_conditional.
1841 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
1842 (rx_select_cc_mode): Likewise.
1843 (rx_split_fp_compare): New.
1844 (rx_split_cbranch): New.
1845 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
1846 (*cbranchsi4): Use match_operator and rx_split_cbranch.
1847 (*cbranchsf4): Similarly.
1848 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
1849 match_operator and rx_split_cbranch.
1850 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
1851 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
1852 (*cmpsi): Rename from cmpsi.
1853 (*tstsi): Rename from tstsi.
1854 (*cmpsf): Rename from cmpsf; use CC_Fmode.
1855 (*conditional_branch): Rename from conditional_branch.
1856 (*reveresed_conditional_branch): Remove.
1857 (b<code>): Remove expander.
1858 * config/rx/rx-protos.h: Update.
1860 * config/rx/rx.c (rx_compare_redundant): Remove.
1861 * config/rx/rx.md (cmpsi): Don't use it.
1862 * config/rx/rx-protos.h: Update.
1864 * config/rx/rx-modes.def (CC_F): New mode.
1865 * config/rx/rx.c (rx_select_cc_mode): New.
1866 * config/rx/rx.h (SELECT_CC_MODE): Use it.
1867 * config/rx/rx-protos.h: Update.
1869 2011-01-17 Richard Henderson <rth@redhat.com>
1871 * except.c (dump_eh_tree): Fix stray ; after for statement.
1873 2011-01-17 Richard Guenther <rguenther@suse.de>
1875 PR tree-optimization/47313
1876 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
1877 handling before copying the body. Properly deal with
1878 by-reference result in SSA form.
1880 2011-01-17 Ian Lance Taylor <iant@google.com>
1883 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
1884 (struct_value_alias_set): Don't define.
1885 (sparc_option_override): Don't set sparc_sr_alias_set and
1886 struct_value_alias_set.
1887 (save_or_restore_regs): Use gen_frame_mem rather than calling
1889 (sparc_struct_value_rtx): Likewise.
1891 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
1894 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
1896 (_mm_maskstore_pd): Likewise.
1897 (_mm_maskload_ps): Likewise.
1898 (_mm_maskstore_ps): Likewise.
1899 (_mm256_maskload_pd): Change mask to __m256i.
1900 (_mm256_maskstore_pd): Likewise.
1901 (_mm256_maskload_ps): Likewise.
1902 (_mm256_maskstore_ps): Likewise.
1904 * config/i386/i386-builtin-types.def: Updated.
1905 (ix86_expand_special_args_builtin): Likewise.
1907 * config/i386/i386.c (bdesc_special_args): Update
1908 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
1909 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
1910 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
1911 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
1913 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
1914 Use <avxpermvecmode> on mask register.
1915 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
1917 2011-01-17 Olivier Hainque <hainque@adacore.com>
1918 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1919 Eric Botcazou <ebotcazou@adacore.com>
1922 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
1923 if <= USHRT_MAX in 32-bit mode.
1925 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1927 * doc/install.texi (Configuration, Specific): Wrap long
1928 lines in examples. Allow line wrapping in long options
1929 and URLs where beneficial for PDF output.
1931 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
1933 * config/mips/mips.c (mips_classify_symbol): Don't return
1934 SYMBOL_PC_RELATIVE for nonlocal labels.
1936 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
1938 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
1940 2011-01-15 Jan Hubicka <jh@suse.cz>
1942 PR tree-optimization/47276
1943 * ipa.c (function_and_variable_visibility): Do not try to mark alias
1944 declarations as needed.
1946 2011-01-15 Martin Jambor <mjambor@suse.cz>
1948 * common.opt (fdevirtualize): New flag.
1949 * doc/invoke.texi (Option Summary): Document it.
1950 * opts.c (default_options_table): Add devirtualize flag.
1951 * ipa-prop.c (detect_type_change): Return immediately if
1952 devirtualize flag is not set.
1953 (detect_type_change_ssa): Likewise.
1954 (compute_known_type_jump_func): Likewise.
1955 (ipa_analyze_virtual_call_uses): Likewise.
1957 2011-01-14 Martin Jambor <mjambor@suse.cz>
1959 PR tree-optimization/45934
1960 PR tree-optimization/46302
1961 * ipa-prop.c (type_change_info): New type.
1962 (stmt_may_be_vtbl_ptr_store): New function.
1963 (check_stmt_for_type_change): Likewise.
1964 (detect_type_change): Likewise.
1965 (detect_type_change_ssa): Likewise.
1966 (compute_complex_assign_jump_func): Check for dynamic type change.
1967 (compute_complex_ancestor_jump_func): Likewise.
1968 (compute_known_type_jump_func): Likewise.
1969 (compute_scalar_jump_functions): Likewise.
1970 (ipa_analyze_virtual_call_uses): Likewise.
1971 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
1973 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1975 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
1976 * config/i386/i386.opt (msse5): New Alias.
1978 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1980 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
1981 * config/sparc/linux64.h (CC1_SPEC): Likewise.
1982 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
1983 * config/sparc/sparc.h (CC1_SPEC): Likewise.
1985 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1987 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
1989 * config/sparc/linux64.h (CC1_SPEC): Likewise.
1990 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
1991 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
1992 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
1994 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
1996 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1998 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or
2001 2011-01-14 Mike Stump <mikestump@comcast.net>
2003 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2004 * config/fr30/fr30.md: Likweise
2005 (movsi_push): Likewise.
2006 (movsi_pop): Likewise.
2007 (enter_func): Likewise.
2008 * config/moxie/moxie.md (movsi_push): Likewise.
2009 (movsi_pop): Likewise.
2011 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2013 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2014 %{no_archive} %{exact_version}.
2015 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2016 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2017 %{no_archive} %{exact_version}.
2018 * config/mips/openbsd.h (LINK_SPEC): Likewise.
2019 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2020 * config/mips/vxworks.h: Likewise.
2022 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2024 * config/microblaze/microblaze.h (ASM_SPEC): Remove
2027 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2029 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2030 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2032 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2034 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
2037 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2039 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
2041 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
2042 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
2044 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
2045 Don't handle -shlib.
2047 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2049 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
2050 (CC1_SPEC): Don't handle -profile.
2052 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2054 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
2055 * config/mips/mips.h (CC1_SPEC): Likewise.
2057 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2059 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
2060 * config/mips/mips.h (CC1_SPEC): Likewise.
2062 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2064 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
2065 * config/m32r/linux.h (LINK_SPEC): Likewise.
2066 * config/mips/linux.h (LINK_SPEC): Likewise.
2067 * config/mips/linux64.h (LINK_SPEC): Likewise.
2068 * config/sparc/linux.h (LINK_SPEC): Likewise.
2069 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2070 LINK_SPEC): Likewise.
2071 * config/xtensa/linux.h (LINK_SPEC): Likewise.
2073 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2075 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
2077 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2079 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2081 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
2082 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2084 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2086 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2088 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2090 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
2091 supports -Bstatic/-Bdynamic.
2092 * configure: Regenerate.
2094 2011-01-14 Jan Hubicka <jh@suse.cz>
2095 Jack Howarth <howarth@bromo.med.uc.edu>
2098 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
2099 when checking debug_info_level. Test write_symbols instead of
2100 debug_hooks->var_location when setting flag_var_tracking_uninit.
2102 2011-01-14 Richard Guenther <rguenther@suse.de>
2104 PR tree-optimization/47179
2105 * target.def (ref_may_alias_errno): New target hook.
2106 * targhooks.h (default_ref_may_alias_errno): Declare.
2107 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
2108 (default_ref_may_alias_errno): New function.
2109 * target.h (struct ao_ref_s): Declare.
2110 * tree-ssa-alias.c: Include target.h.
2111 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
2112 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
2113 (targhooks.o): Likewise.
2114 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
2115 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2117 2011-01-14 Richard Guenther <rguenther@suse.de>
2119 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
2121 2011-01-14 Richard Guenther <rguenther@suse.de>
2123 PR tree-optimization/47280
2124 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
2126 (tree_ssa_forward_propagate_single_use_vars): Deal with
2127 CFG changes from associate_plusminus.
2129 2011-01-14 Richard Guenther <rguenther@suse.de>
2133 2011-01-11 Richard Guenther <rguenther@suse.de>
2135 PR tree-optimization/46076
2136 * tree-ssa.c (useless_type_conversion_p): Conversions from
2137 unprototyped to empty argument list function types are useless.
2139 2011-01-14 Richard Guenther <rguenther@suse.de>
2141 PR tree-optimization/47286
2142 * tree-ssa-structalias.c (new_var_info): Register variables are global.
2144 2011-01-14 Martin Jambor <mjambor@suse.cz>
2147 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2149 2011-01-13 Anatoly Sokolov <aesok@post.ru>
2151 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
2152 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2153 * config/xtensa/xtensa.c (xtensa_libcall_value,
2154 xtensa_function_value_regno_p): New functions.
2155 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
2157 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
2160 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
2162 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
2163 New function prototype.
2164 * config/i386/winnt.c (i386_pe_assemble_visibility):
2165 Warn only if attribute was specified by user.
2167 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2170 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
2172 (floatunsdidf2_fcfidu): Ditto.
2174 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2176 * config/s390/s390.c (print_operand_address): Replace 'error' with
2177 'output_operand_lossage'.
2178 (print_operand): Likewise.
2180 2011-01-13 Jeff Law <law@redhat.com>
2182 PR rtl-optimization/39077
2183 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
2184 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
2185 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
2186 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
2187 * gcse.c (prune_insertions_deletions): New function.
2188 (compute_pre_data): Use it.
2190 2011-01-13 Dodji Seketeli <dodji@redhat.com>
2193 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
2195 (prune_unused_types_mark): Use it.
2197 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
2199 PR rtl-optimization/45352
2200 * sel-sched.c: Update copyright years.
2201 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
2202 in the advancing loop when we have issued issue_rate insns.
2204 2011-01-12 Richard Henderson <rth@redhat.com>
2206 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
2207 (TARGET_MD_ASM_CLOBBERS): New.
2209 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
2210 (TARGET_DELEGITIMIZE_ADDRESS): New.
2212 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
2213 (clzsi2, *bsch): New patterns.
2215 * config/mn10300/mn10300.md (INT): New mode iterator.
2216 (*mov<INT>_clr): New pattern, and peep2 to generate it.
2218 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
2219 flag_split_wide_types.
2221 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
2222 (mn10300_trampoline_init): Rewrite without a template, an immediate
2223 load and a direct branch.
2224 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
2226 2011-01-12 Anatoly Sokolov <aesok@post.ru>
2228 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2229 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
2230 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
2231 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2233 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
2236 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
2239 2011-01-12 Jan Hubicka <jh@suse.cz>
2242 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
2243 (PLUGIN_COND_CLOSE): New macro.
2244 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
2246 2011-01-12 Richard Guenther <rguenther@suse.de>
2249 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
2250 register variables in a MEM_REF.
2252 2011-01-12 Joseph Myers <joseph@codesourcery.com>
2254 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
2255 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
2256 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
2257 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2258 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2259 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
2260 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
2261 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
2262 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
2263 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
2264 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
2265 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
2266 * config/gnu-user.h: New. Copied from linux.h.
2267 (LINUX_TARGET_STARTFILE_SPEC): Rename to
2268 GNU_USER_TARGET_STARTFILE_SPEC.
2269 (LINUX_TARGET_ENDFILE_SPEC): Rename to
2270 GNU_USER_TARGET_ENDFILE_SPEC.
2271 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
2272 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
2273 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
2274 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
2275 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
2276 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
2277 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
2278 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
2279 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
2280 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
2281 * config/arm/linux-eabi.h (CC1_SPEC): Use
2282 GNU_USER_TARGET_CC1_SPEC.
2283 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
2284 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
2285 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
2286 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
2287 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
2288 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
2289 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
2290 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
2292 2011-01-12 Richard Guenther <rguenther@suse.de>
2295 * doc/invoke.texi (ffast-math): Document it is turned on
2298 2011-01-12 Jan Hubicka <jh@suse.cz>
2300 PR tree-optimization/47233
2301 * opts.c (common_handle_option): Disable ipa-reference with profile
2304 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2306 * c-parser.c (c_parser_objc_at_property_declaration): Improved
2309 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2311 * c-parser.c (c_lex_one_token): Updated and reindented some
2312 comments. No changes in code.
2314 2011-01-11 Ian Lance Taylor <iant@google.com>
2316 * godump.c (go_output_var): Don't output the variable if there is
2317 already a type with the same name.
2319 2011-01-11 Ian Lance Taylor <iant@google.com>
2321 * godump.c (go_format_type): Don't generate float80.
2323 2011-01-11 Richard Henderson <rth@redhat.com>
2325 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
2326 declaration. Rewrite for both speed and size.
2327 (mn10300_address_cost_1): Remove.
2328 (mn10300_register_move_cost): New.
2329 (mn10300_memory_move_cost): New.
2330 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
2331 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
2332 extensions, shifts, BSWAP, CLZ.
2333 (mn10300_wide_const_load_uses_clr): Remove.
2334 (TARGET_REGISTER_MOVE_COST): New.
2335 (TARGET_MEMORY_MOVE_COST): New.
2336 * config/mn10300/mn10300-protos.h: Update.
2337 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
2339 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
2340 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
2341 * config/mn10300/mn10300-protos.h: Update.
2342 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
2343 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
2344 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
2345 (*test_int_bitfield, *test_byte_bitfield): Remove.
2346 (*bit_test, *subreg_bit_test): Remove.
2347 * config/mn10300/predicates.md (const_8bit_operand): Remove.
2349 * config/mn10300/constraints.md ("c"): Rename from "A".
2350 ("A", "D"): New constraint letters.
2351 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
2352 (fmssf4, fnmasf4, fnmssf4): Likewise.
2354 * config/mn10300/mn10300.md (isa): New attribute.
2355 (enabled): New attribute.
2357 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
2358 (abssf2, negsf2): Define only for hardware fp.
2359 (sqrtsf2): Reformat.
2360 (addsf3, subsf3, mulsf3): Merge expander and insn.
2362 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
2363 (DEBUGGER_AUTO_OFFSET): Remove.
2364 (DEBUGGER_ARG_OFFSET): Remove.
2366 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
2367 Emit register stores with the same offsets as the hardware.
2368 (mn10300_store_multiple_operation): Don't check that the register
2369 save offsets are monotonic.
2370 * config/mn10300/mn10300-protos.h: Update.
2372 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
2374 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
2375 in terms of the value on the stack, not the MDR register.
2377 2011-01-11 Jan Hubicka <jh@suse.cz>
2381 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
2382 (symbol_alias_set_destroy, symbol_alias_set_contains,
2383 propagate_aliases_backward): Declare.
2384 * lto-streamer-out.c (struct sets): New sturcture.
2385 (trivally_defined_alias): New function.
2386 (output_alias_pair_p): Rewrite.
2387 (output_unreferenced_globals): Fix output of alias pairs.
2388 (produce_symtab): Likewise.
2389 * ipa.c (function_and_variable_visibility): Set weak alias destination
2391 * varasm.c (symbol_alias_set_t): Remove.
2392 (symbol_alias_set_destroy): Export.
2393 (propagate_aliases_forward, propagate_aliases_backward): New functions
2395 (compute_visible_aliases): ... this one; remove.
2396 (trivially_visible_alias): New
2397 (trivially_defined_alias): New.
2398 (remove_unreachable_alias_pairs): Rewrite.
2399 (finish_aliases_1): Reorganize code checking if alias is defined.
2400 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
2403 2011-01-11 Richard Guenther <rguenther@suse.de>
2405 PR tree-optimization/46076
2406 * tree-ssa.c (useless_type_conversion_p): Conversions from
2407 unprototyped to empty argument list function types are useless.
2409 2011-01-11 Richard Guenther <rguenther@suse.de>
2412 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
2413 volatile MEMs as MEM_READONLY_P.
2415 2011-01-11 Richard Guenther <rguenther@suse.de>
2417 PR tree-optimization/47239
2418 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
2420 2011-01-11 Jeff Law <law@redhat.com>
2422 PR tree-optimization/47086
2423 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
2424 IVs from statements that might throw.
2426 2011-01-10 Jan Hubicka <jh@suse.cz>
2429 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
2431 2011-01-10 Jan Hubicka <jh@suse.cz>
2434 * profile.c (read_profile_edge_counts): Ignore profile inconistency
2435 when correcting profile.
2437 2011-01-10 Jan Hubicka <jh@suse.cz>
2440 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
2442 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
2443 Restore DECL_FINI_PRIORITY.
2445 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2447 * doc/gimple.texi: Fix quoting of multi-word return values in
2448 @deftypefn statements. Ensure presence of return value. Wrap
2449 overlong @deftypefn lines.
2450 (is_gimple_operand, is_gimple_min_invariant_address): Remove
2451 descriptions of removed functions.
2452 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
2453 of multi-word return value in @deftypefn statement.
2455 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2457 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
2458 (Conditional Expressions, Logical Operators)
2459 (Statement and operand traversals): Do not indent smallexample
2460 code. Fix duplicate function argument in example.
2462 2011-01-10 Jeff Law <law@redhat.com>
2464 PR tree-optimization/47141
2465 * ipa-split.c (split_function): Handle case where we are
2466 returning a value and the return block has a virtual operand phi.
2468 2011-01-10 Jan Hubicka <jh@suse.cz>
2470 PR tree-optimization/47234
2471 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
2472 (pass_feedback_split_functions): Declare.
2473 * passes.c (init_optimization_passes): Add ipa-split as subpass of
2475 * ipa-split.c (gate_split_functions): Update comments; disable
2476 split-functions for profile_arc_flag and branch_probabilities.
2477 (gate_feedback_split_functions): New function.
2478 (execute_feedback_split_functions): New function.
2479 (pass_feedback_split_functions): New global var.
2481 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
2484 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
2485 calling gimple_call_set_cannot_inline.
2487 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
2489 * config/darwin-sections.def: Remove unused section.
2491 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
2494 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
2496 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
2499 * c-parser.c (c_parser_declaration_or_fndef): Improved
2502 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
2504 * config/i386/winnt.c (i386_pe_start_function): Make sure
2505 to switch back to function's section.
2507 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
2511 * plugin.c: Move include of dlfcn.h from here...
2512 * system.h: ... to here.
2514 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2516 * doc/cpp.texi (C++ Named Operators): Fix markup for header
2518 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
2519 two extra empty pages in PDF output.
2521 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
2524 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
2525 for error recovery purposes behave as if it was not specified so
2526 that the default type is usd.
2528 2011-01-07 Jan Hubicka <jh@suse.cz>
2530 PR tree-optmization/46469
2531 * ipa.c (function_and_variable_visibility): Clear needed flags on
2532 nodes with external decls; handle weakrefs merging correctly.
2534 2011-01-07 Joseph Myers <joseph@codesourcery.com>
2536 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
2539 2011-01-07 Jan Hubicka <jh@suse.cz>
2541 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
2542 and no longer claim that gold is required for linker plugin.
2543 * configure: Regenerate.
2544 * gcc.c (PLUGIN_COND): New macro.
2545 (LINK_COMMAND_SPEC): Use it.
2546 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
2547 * config.in (HAVE_LTO_PLUGIN): New.
2548 * configure.ac (--with-lto-plugin): New parameter; autodetect
2551 2011-01-07 Jan Hubicka <jh@suse.cz>
2553 PR tree-optimization/46367
2554 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
2555 when we can update original.
2556 (cgraph_mark_inline_edge): Sanity check.
2557 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
2559 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2561 * config/spu/spu.h (ASM_COMMENT_START): Define.
2563 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
2567 (SWITCH_KEEP_FOR_GCC): Likewise.
2568 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
2569 (do_spec_1): Handle "%>".
2571 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
2573 2011-01-07 Jakub Jelinek <jakub@redhat.com>
2576 * config/i386/i386.c (ix86_delegitimize_address): If
2577 simplify_gen_subreg fails, return orig_x.
2580 * value-prof.c (gimple_stringop_fixed_value): Handle
2581 lhs of the call properly.
2583 2011-01-07 Jan Hubicka <jh@suse.cz>
2586 * lto-opt.c (lto_reissue_options): Set flag_shlib.
2588 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
2590 * target.def (function_switched_text_sections): New hook.
2591 * doc/tm.texi: Regenerated.
2592 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
2593 * final.c (default_function_switched_text_sections): New.
2594 (final_scan_insn): Call function_switched_text_sections when a
2595 mid-function section change occurs.
2596 * output.h (default_function_switched_text_sections): Declare.
2597 * config/darwin-protos.h (darwin_function_switched_text_sections):
2599 * config/darwin.c (darwin_function_switched_text_sections): New.
2600 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
2602 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
2604 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
2605 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
2606 the secondary code fragment when outputting for DWARF == 2.
2608 2011-01-07 Anatoly Sokolov <aesok@post.ru>
2610 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2611 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
2613 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
2614 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2616 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
2619 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
2620 when it is not empty.
2622 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
2625 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
2626 (case ${target}): Add btver1.
2627 * config/i386/driver-i386.c (host_detect_local_cpu): Let
2628 -march=native recognize btver1 processors.
2629 * config/i386/i386-c.c (ix86_target_macros_internal): Add
2630 btver1 def_and_undef
2631 * config/i386/i386.c (struct processor_costs btver1_cost): New
2633 (m_BTVER1): New definition.
2634 (m_AMD_MULTIPLE): Includes m_BTVER1.
2635 (initial_ix86_tune_features): Add btver1 tune.
2636 (processor_target_table): Add btver1 entry.
2637 (static const char *const cpu_names): Add btver1 entry.
2638 (software_prefetching_beneficial_p): Add btver1.
2639 (ix86_option_override_internal): Add btver1 instruction sets.
2640 (ix86_issue_rate): Add btver1.
2641 (ix86_adjust_cost): Add btver1.
2642 * config/i386/i386.h (TARGET_BTVER1): New definition.
2643 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
2644 (enum processor_type): Add PROCESSOR_BTVER1.
2645 * config/i386/i386.md (define_attr "cpu"): Add btver1.
2647 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2650 * config/i386/i386.c (legitimize_tls_address)
2651 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
2652 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
2653 (tls_initial_exec_64_sun): New pattern.
2655 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
2657 * doc/invoke.texi (Overall Options): Improve wording and markup
2658 of the description of -wrapper.
2660 2011-01-06 Joseph Myers <joseph@codesourcery.com>
2662 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
2663 rdynamic, threads): New Driver options.
2665 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2668 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
2669 if coming from .tdata.
2670 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
2672 2011-01-06 Jan Hubicka <jh@suse.cz>
2675 * collect2.c (main): Do not enable LTOmode when plugin is active.
2677 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2680 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
2681 --version output if supported.
2682 * configure: Regenerate.
2684 2011-01-06 Joseph Myers <joseph@codesourcery.com>
2686 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
2689 2011-01-06 Jakub Jelinek <jakub@redhat.com>
2692 * c-convert.c (convert): When converting a complex expression
2693 other than COMPLEX_EXPR to a different complex type, ensure
2694 c_save_expr is called instead of save_expr, unless in_late_binary_op.
2695 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
2696 when converting COMPLEX_TYPE.
2698 2011-01-06 Ira Rosen <irar@il.ibm.com>
2700 PR tree-optimization/47139
2701 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
2702 only the last reduction value is used outside the loop. Update
2705 2011-01-05 Joseph Myers <joseph@codesourcery.com>
2707 * config/rtems.opt: New.
2708 * config.gcc (*-*-rtems*): Use rtems.opt.
2710 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
2712 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
2713 processors do not support 3DNow instructions.
2715 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2717 * config/spu/spu.c (spu_option_override): Set parameter
2718 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
2720 2011-01-05 Jan Hubicka <jh@suse.cz>
2722 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
2723 at the command line.
2725 2011-01-05 Martin Jambor <mjambor@suse.cz>
2728 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
2729 deltas on streamed outgoing edges.
2730 (output_node_opt_summary): Output info for outgoing edges only when
2731 the node is in new parameter set.
2732 (output_cgraph_opt_summary): New parameter set, passed to the two
2733 aforementioned functions. Update its forward declaration and its
2736 2011-01-05 Tom Tromey <tromey@redhat.com>
2738 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
2739 operator to c_finish_omp_atomic.
2740 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
2741 (build_unary_op): Update.
2742 (build_modify_expr): Update.
2743 (build_asm_expr): Update.
2745 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2747 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
2748 newly inserted insns.
2750 (spu_emit_branch_hint): Likewise.
2751 (insert_hbrp_for_ilb_runout): Likewise.
2752 (spu_machine_dependent_reorg): Call df_finish_pass after
2753 schedule_insns returns.
2755 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2757 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
2759 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
2761 PR tree-optimization/47005
2762 * tree-sra.c (struct access): Add 'non_addressable' bit.
2763 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
2764 (decide_one_param_reduction): Return 0 if the parameter is passed by
2765 reference and one of the accesses in the group is non_addressable.
2767 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
2769 PR tree-optimization/47056
2770 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
2771 (mark_load): Likewise. Handle FUNCTION_DECL specially.
2772 (mark_store): Likewise. Pass STMT to ipa_record_reference.
2774 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
2776 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
2777 initializer. Skip view conversions from aggregate types.
2779 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
2782 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
2784 2011-01-04 Philipp Thomas <pth@suse.de>
2786 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
2789 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2791 * function.c (thread_prologue_and_epilogue_insns): Do not crash
2792 on empty epilogue sequences.
2794 2011-01-04 Joseph Myers <joseph@codesourcery.com>
2796 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
2797 non-static): New Driver options.
2799 2011-01-04 Jie Zhang <jie@codesourcery.com>
2802 * gcc.c (default_compilers[]): Set combinable field to 0
2803 for all assembly languages.
2805 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
2807 * config/mips/loongson3a.md: New file.
2808 * config/mips/mips.md: Include loongson3a.md.
2809 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
2812 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
2815 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
2816 instead of convert_memory_address_addr_space on the base expression.
2818 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2820 * config/spu/spu.c (spu_option_override): Update error text
2821 for bad -march= / -mtune= values.
2823 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2825 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
2826 if branch-hint optimization will be performed.
2828 2011-01-03 Jakub Jelinek <jakub@redhat.com>
2830 PR tree-optimization/47148
2831 * ipa-split.c (split_function): Convert arguments to
2832 DECL_ARG_TYPE if possible.
2834 PR tree-optimization/47155
2835 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
2838 PR rtl-optimization/47157
2839 * combine.c (try_combine): If undobuf.other_insn becomes
2840 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
2841 and set *new_direct_jump_p too.
2843 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
2845 PR tree-optimization/47021
2846 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
2848 2011-01-03 Jakub Jelinek <jakub@redhat.com>
2850 * gcc.c (process_command): Update copyright notice dates.
2851 * gcov.c (print_version): Likewise.
2852 * gcov-dump.c (print_version): Likewise.
2853 * mips-tfile.c (main): Likewise.
2854 * mips-tdump.c (main): Likewise.
2856 2011-01-03 Martin Jambor <mjambor@suse.cz>
2858 PR tree-optimization/46801
2859 * tree-sra.c (type_internals_preclude_sra_p): Check whether
2860 aggregate fields start at byte boundary instead of the bit-field flag.
2862 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
2865 * gcc.c (main): Revert revision 168407.
2867 2011-01-03 Martin Jambor <mjambor@suse.cz>
2869 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
2871 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2873 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
2874 vector optab to expand vector/scalar shift, update gimple to vector.
2876 2011-01-03 Martin Jambor <mjambor@suse.cz>
2878 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
2881 2011-01-03 Martin Jambor <mjambor@suse.cz>
2883 PR tree-optimization/46984
2884 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
2886 (cgraph_create_indirect_edge): Fixed line length.
2887 (cgraph_indirect_call_info): Declare.
2888 (cgraph_make_edge_direct) Update declaration.
2889 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
2890 (cgraph_create_indirect_edge): Use it.
2891 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
2893 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
2894 the new thunk_delta representation.
2895 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
2897 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
2898 (ipa_read_indirect_edge_info): Likewise.
2899 * lto-cgraph.c (output_edge_opt_summary): New function.
2900 (output_node_opt_summary): Call it on all outgoing edges.
2901 (input_edge_opt_summary): New function.
2902 (input_node_opt_summary): Call it on all outgoing edges.
2904 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
2907 * gcc.c (main): Don't check have_o when settting combine_inputs.
2909 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
2911 * regrename.c: Add general comment describing the pass.
2912 (struct du_head): Remove 'length' field.
2913 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
2914 (regrename_optimize): Do not sort chains. Rework comments, add others.
2915 Force renaming to the preferred class (if any) in the first pass and do
2916 not consider registers that belong to it in the second pass.
2917 (create_new_chain): Do not set 'length' field.
2918 (scan_rtx_reg): Likewise.
2920 2011-01-02 Jakub Jelinek <jakub@redhat.com>
2922 PR tree-optimization/47140
2923 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
2924 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
2927 PR rtl-optimization/47028
2928 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
2929 parm_birth_insn instead of at the beginning of first bb.
2931 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
2933 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
2934 Remove the word "see" before "@pxref".
2935 * doc/rtl.texi: Remove the word "see" before "@pxref".
2937 2011-01-01 Jan Hubicka <jh@suse.cz>
2939 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
2942 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
2945 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
2948 Copyright (C) 2011 Free Software Foundation, Inc.
2950 Copying and distribution of this file, with or without modification,
2951 are permitted in any medium without royalty provided the copyright
2952 notice and this notice are preserved.