1 2010-04-13 Richard Guenther <rguenther@suse.de>
3 * tree-ssa-structalias.c (callused_id): Remove.
5 (get_call_vi): Likewise.
6 (lookup_call_use_vi): Likewise.
7 (lookup_call_clobber_vi): Likewise.
8 (get_call_use_vi): Likewise.
9 (get_call_clobber_vi): Likewise.
10 (make_transitive_closure_constraints): Likewise.
11 (handle_const_call): Adjust to do per-call call-used handling.
12 (handle_pure_call): Likewise.
13 (find_what_var_points_to): Remove general callused handling.
14 (init_base_vars): Likewise.
15 (init_alias_vars): Initialize call_stmt_vars.
16 (compute_points_to_sets): Process call-used and call-clobbered
17 vars for call statements.
18 (delete_points_to_sets): Free call_stmt_vars.
20 2010-04-13 Richard Guenther <rguenther@suse.de>
22 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
23 Only add RW dependence for dependence distance zero.
24 Adjust maximal vectorization factor according to dependences.
25 Move alignment handling ...
26 (vect_find_same_alignment_drs): ... here. New function.
27 (vect_analyze_data_ref_dependences): Adjust.
28 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
29 (vect_analyze_data_refs): Adjust minimal vectorization factor
30 according to data references.
31 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
32 dependences before determining the vectorization factor.
33 Analyze alignment after determining the vectorization factor.
34 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
35 dependences before alignment.
36 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
38 (vect_analyze_data_refs): Likewise.
39 (MAX_VECTORIZATION_FACTOR): New define.
41 2010-04-13 Duncan Sands <baldrick@free.fr>
43 * except.h (lang_eh_type_covers): Remove.
44 * except.c (lang_eh_type_covers): Likewise.
46 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
47 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
49 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
50 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
51 UNITS_PER_LONG where it is ABI relevant.
52 (s390_return_addr_rtx): Likewise.
53 (s390_back_chain_rtx): Likewise.
54 (s390_frame_area): Likewise.
55 (s390_frame_info): Likewise.
56 (s390_initial_elimination_offset): Likewise.
57 (save_gprs): Likewise.
58 (s390_emit_prologue): Likewise.
59 (s390_emit_epilogue): Likewise.
60 (s390_function_arg_advance): Likewise.
61 (s390_function_arg): Likewise.
62 (s390_va_start): Likewise.
63 (s390_gimplify_va_arg): Likewise.
64 (s390_function_profiler): Likewise.
65 (s390_optimize_prologue): Likewise.
66 (s390_rtx_costs): Likewise.
67 (s390_secondary_reload): Likewise.
68 (s390_promote_function_mode): Likewise.
69 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
70 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
72 (s390_unwind_word_mode): New function.
73 (s390_function_value): Split 64 bit values into register pair if
75 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
76 function call parameters. Handle parallels.
77 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
78 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
79 (DWARF_CIE_DATA_ALIGNMENT): New macro.
80 (s390_expand_setmem): Remove unused variable src_addr.
81 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
82 deal with 64 bit registers.
83 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
84 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
85 (UNITS_PER_LONG): New macro.
86 * libjava/include/s390-signal.h: Define extended ucontext
87 structure containing the upper halfs of the 64 bit registers.
89 2010-04-13 Simon Baldwin <simonb@google.com>
91 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
93 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
95 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
96 rvalue on the RHS if the LHS is of a non-renamable type.
97 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
99 2010-04-13 Matthias Klose <doko@ubuntu.com>
101 * gcc.c (cc1_options): Handle -iplugindir before processing
102 the cc1 spec. Only add -iplugindir once.
103 (cpp_unique_options): Add -iplugindir option if -fplugin* options
105 * common.opt (iplugindir): Remove `Separate' property, initialize.
106 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
108 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
109 (distclean): Remove plugin dir.
110 * doc/invoke.texi: Document -iplugindir.
112 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
114 * doc/plugins.texi (Loading Plugins): Document short
116 (Plugin API): Mention default_plugin_dir_name function.
118 * gcc.c (find_file_spec_function): Add new declaration.
119 (static_spec_func): Use it for "find-file".
120 (find_file_spec_function): Add new function.
121 (cc1_options): Add -iplugindir option if -fplugin* options found.
123 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
125 * plugin.c (add_new_plugin): Updated comment, and handle short
127 (default_plugin_dir_name): Added new function.
129 * common.opt (iplugindir): New option to set the plugin
132 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
134 * config/i386/i386.md (any_rotate): New code iterator.
135 (rotate_insn): New code attribute.
137 (SWIM124): New mode iterator.
138 (<rotate_insn>ti3): New expander.
139 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
140 any_rotate code iterator.
141 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
142 using any_rotate code iterator and SWIM124 mode iterator.
143 (ix86_rotlti3): New insn_and_split pattern.
144 (ix86_rotrti3): Ditto.
145 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
146 ix86_rotl{di,ti}3 patterns.
147 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
148 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
149 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
150 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
151 code iterator and SWI mode iterator.
152 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
153 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
155 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
156 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
157 (bswap rotatert splitter): Add splitter.
158 (bswap splitter): Macroize splitter using any_rotate code iterator.
159 Add insn predicate to split only for TARGET_USE_XCHGB or when
160 optimizing function for size.
162 2010-04-12 Steve Ellcey <sje@cup.hp.com>
164 * config/pa/pa.c (emit_move_sequence): Remove use of
165 deleted variable flag_argument_noalias.
167 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
169 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
171 Add to unsupported targets list.
172 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
173 sparc*-sun-solaris2.[567]* from target lists.
174 * configure: Regenerate.
175 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
177 Remove Solaris 7 patch references.
178 (Specific, sparc-sun-solaris2.7): Removed.
179 (sparc-sun-solaris2*): Update Solaris 7 example.
180 (sparc64-*-solaris2*): Likewise.
182 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
184 * config.build (alpha*-dec-osf4*): Remove.
185 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
186 of obsolete configurations.
187 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
189 * config/alpha/t-osf4: Renamed to ...
190 * config/alpha/t-osf5: ... this.
191 * config/alpha/osf.h: Renamed to ...
192 * config/alpha/osf5.h: ... this.
193 Merged old osf5.h contents.
195 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
196 (EXTRA_SPECS): Removed.
197 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
198 reflect removal of Tru64 UNIX V4.0/V5.0 support.
201 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
203 * doc/contrib.texi (Contributors, Rainer Orth): Update.
205 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
208 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
209 __thiscall convention.
211 2010-04-12 Steve Ellcey <sje@cup.hp.com>
213 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
215 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
217 2010-04-12 Steve Ellcey <sje@cup.hp.com>
219 * function.c (assign_parms_initialize_all): Add unused attribute
222 2010-04-12 Richard Guenther <rguenther@suse.de>
224 * gsstruct.def (GSS_CALL): New.
225 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
226 * gimple.h: Include tree-ssa-alias.h.
227 (struct gimple_statement_call): New.
228 (union gimple_statement_struct_d): Add gimple_call member.
229 (gimple_call_reset_alias_info): Declare.
230 (gimple_call_use_set): New function.
231 (gimple_call_clobber_set): Likewise.
232 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
233 * gimple.c (gimple_call_reset_alias_info): New function.
234 (gimple_build_call_1): Call it.
235 * lto-streamer-in.c (input_gimple_stmt): Likewise.
236 * tree-inline.c (remap_gimple_stmt): Likewise.
237 (expand_call_inline): Remove callused handling.
238 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
239 * tree-dfa.c (dump_variable): Likewise.
240 * tree-parloops.c (parallelize_loops): Likewise.
241 * tree-ssa.c (init_tree_ssa): Likewise.
242 (delete_tree_ssa): Likewise.
243 * tree-flow-inline.h (is_call_used): Remove.
244 * tree-flow.h (struct gimple_df): Remove callused member.
245 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
246 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
247 (ref_maybe_used_by_call_p_1): Simplify.
248 (call_may_clobber_ref_p_1): Likewise.
249 * tree-ssa-structalias.c (compute_points_to_sets): Set
250 the call stmt used and clobbered sets.
251 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
252 (find_tail_calls): Verify the tail call.
254 2010-04-12 Richard Guenther <rguenther@suse.de>
256 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
257 single-iteration always-inline inlining.
258 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
259 (cgraph_decide_inlining): Do not handle always-inline specially.
260 (try_inline): Remove always-inline cycle detection special case.
261 Do not recurse on always-inlines.
262 (cgraph_early_inlining): Do not iterate if not optimizing.
263 (cgraph_gate_early_inlining): remove.
264 (pass_early_inline): Run unconditionally.
265 (gate_cgraph_decide_inlining): New function.
266 (pass_ipa_inline): Use it. Do not run the IPA inliner if
267 not inlining or optimizing.
268 (cgraph_decide_inlining_of_small_functions): Also consider
269 always-inline functions.
270 (cgraph_default_inline_p): Return true for nodes which should
271 disregard inline limits.
272 (estimate_function_body_sizes): Assume zero size and time for
273 nodes which are marked as disregarding inline limits.
274 (cgraph_decide_recursive_inlining): Do not perform recursive
275 inlining on always-inline nodes.
277 2010-04-12 Jakub Jelinek <jakub@redhat.com>
280 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
281 for exprs satisfying handled_component_p.
283 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
285 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
286 non-constant aggregate elements.
288 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
289 is a real initialization.
291 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
294 * c-decl.c (start_function): Move forward check for nested function.
296 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
298 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
299 * config/sh/sh.c: Include reload.h.
300 (sh_legitimize_reload_address): New.
301 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
302 sh_legitimize_reload_address.
304 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
306 * config/sh/sh.md (*movqi_pop): New insn pattern.
307 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
309 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
311 * config/i386/i386.md (any_shiftrt): New code iterator.
312 (shiftrt_insn): New code attribute.
314 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
315 using any_shiftrt code iterator.
316 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
317 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
318 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
319 pattern from corresponding peephole2 patterns.
320 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
321 using any_shiftrt code iterator.
322 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
323 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
324 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
325 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
326 *{ashr,lshr}<mode>3_cmp_zext.
327 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
329 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
331 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
333 (*lshr<mode>3_cconly): Ditto.
335 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
337 * config/i386/i386.md (lshr<mode>3): Macroize expander from
338 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
339 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
340 pattern from *lshr{di,ti}3_1 and corresponding splitters using
342 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
343 from corresponding peephole2 patterns.
344 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
345 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
346 and *lshrdi3_1_rex64 using SWI mode iterator.
347 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
348 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
349 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
350 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
351 and *lshrdi3_cmp_rex64 using SWI mode iterator.
352 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
353 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
354 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
355 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
358 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
360 * config/i386/i386.md (ashr<mode>3): Macroize expander from
361 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
362 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
363 pattern from *ashr{di,ti}3_1 and corresponding splitters using
365 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
366 from corresponding peephole2 patterns.
367 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
368 (ashrsi3_cvt): Rename from ashrsi3_31.
369 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
370 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
371 and x86_64_shift_adj_3 using SWI48 mode iterator.
372 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
373 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
374 and *ashrdi3_1_rex64 using SWI mode iterator.
375 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
376 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
377 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
378 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
379 and *ashrdi3_cmp_rex64 using SWI mode iterator.
380 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
381 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
382 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
383 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
385 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
386 * config/i386/i386.c (ix86_split_ashr): Update for renamed
387 x86_shift<mode>_adj_3 expanders.
389 2010-04-10 Wei Guozhi <carrot@google.com>
392 * config/arm/arm.c (arm_pic_static_addr): New function.
393 (legitimize_pic_address): Call arm_pic_static_addr when it detects
395 (arm_output_addr_const_extra): Output expression for new pattern.
396 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
398 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
400 * ira-costs.c (record_reg_classes): Ignore alternatives that are
403 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
404 * web.c: Include "insn-config.h" and "recog.h".
405 (union_match_dups): New function.
407 (union_defs): Don't try to recognize match_dups.
409 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
410 if doing so would replace the entire pattern.
412 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
416 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
417 and splitter pattern. Change splitter operand 1 predicate to
420 2010-04-09 Martin Jambor <mjambor@suse.cz>
422 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
423 lattices are addresses of CONST_DECLs with the same initial value.
424 (ipcp_print_all_lattices): Print values of CONST_DECLs.
425 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
427 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
428 Bernd Schmidt <bernd.schmidt@codesourcery.com>
430 * loop-invariant.c (replace_uses): New static function.
431 (move_invariant_reg): Use it to ensure we can replace the uses.
433 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
435 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
437 (picochip_override_options): Enable section anchors only above -O1.
438 (picochip_reorg): Fixed a couple of build warnings.
440 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
442 * configure.ac (plugin -rdynamic test): Log result.
443 * configure: Regenerate.
444 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
445 (RDYNAMIC_SPEC): Define.
446 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
448 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
450 * configure.ac: Determine Sun ld version numbers.
451 (comdat_group): Restrict GNU ld version checks to gld.
452 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
453 (enable_comdat): Support --enable-comdat.
454 * configure: Regenerate.
455 * doc/install.texi (Configuration): Document --enable-comdat.
457 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
459 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
460 * config/sol2-gld.h: ... here.
461 * config.gcc (sparc*-*-solaris2*): Reflect this.
462 (i[34567]86-*-solaris2*): Use it.
464 2010-04-09 Steve Ellcey <sje@cup.hp.com>
466 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
468 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
470 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
473 * diagnostic.c (diagnostic_initialize): Initialize
474 some_warnings_are_errors.
475 (diagnostic_finish): New.
476 (diagnostic_action_after_output): Call it before exiting.
477 (diagnostic_report_diagnostic): Do not print message here. Set
478 some_warnings_are_errors.
479 * diagnostic.h (diagnostic_context): Delete
480 issue_warnings_are_errors_message. Add some_warnings_are_errors.
481 (diagnostic_finish): Declare.
482 * toplev.c (toplev_main): Call it before exit.
484 2010-04-09 Jason Merrill <jason@redhat.com>
487 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
491 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
492 based on a warning flag.
494 2010-04-09 Richard Guenther <rguenther@suse.de>
496 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
498 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
501 * varasm.c (default_assemble_visibility): Wrap vars that are
502 set, but unused, by targets without GAS.
503 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
504 Remove set, but unused, vars.
505 (rs6000_legitimize_tls_address): Likewise.
506 (altivec_expand_dst_builtin): Likewise.
507 * config/darwin.c (machopic_classify_symbol): Likewise.
508 (machopic_indirection_name): Likewise.
510 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
512 * config/i386/i386.md (DWI): New mode iterator.
513 (S): New mode attribute.
514 (shift_operand): Ditto.
515 (shift_immediate_operand): Ditto.
516 (ashl_input_operand): Ditto.
517 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
518 using SDWIM mode iterator.
519 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
520 pattern from *ashl{di,ti}3_1 and corresponding splitters using
522 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
523 from corresponding peephole2 patterns.
524 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
525 and x86_64_shift_adj_1 using SWI48 mode iterator.
526 (x86_shift<mode>_adj_2): Ditto.
527 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
528 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
529 using SWI48 mode iterator.
530 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
531 *ashldi3_cmp_rex64 using SWI mode iterator.
532 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
533 *ashldi3_cconly_rex64 using SWI mode iterator.
534 * config/i386/i386.c (ix86_split_ashl): Update for renamed
535 x86_shift<mode>_adj_{1,2}.
536 (ix86_split_ashr): Ditto.
537 (ix86_split_lshr): Ditto.
539 2010-04-09 Richard Guenther <rguenther@suse.de>
541 * target.h (builtin_conversion): Pass in input and output types.
542 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
543 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
544 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
545 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
547 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
549 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
551 2010-04-09 Richard Guenther <rguenther@suse.de>
554 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
556 2010-04-09 Richard Guenther <rguenther@suse.de>
558 * tree-vectorizer.h (struct _stmt_vec_info): Document
559 that vectype is the type of the LHS.
560 (supportable_widening_operation, supportable_narrowing_operation):
561 Get both input and output vector types as arguments.
562 (vect_is_simple_use_1): Declare.
563 (get_same_sized_vectype): Likewise.
564 * tree-vect-loop.c (vect_determine_vectorization_factor):
565 Set STMT_VINFO_VECTYPE to the vector type of the def.
566 (vectorizable_reduction): Adjust.
567 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
568 Adjust. Specify the output vector type.
569 (vect_pattern_recog_1): Adjust.
570 * tree-vect-stmts.c (get_same_sized_vectype): New function.
571 (vectorizable_call): Adjust.
572 (vectorizable_conversion): Likewise.
573 (vectorizable_operation): Likewise.
574 (vectorizable_type_demotion): Likewise.
575 (vectorizable_type_promotion): Likewise.
576 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
578 (vect_is_simple_use_1): New function.
579 (supportable_widening_operation): Get both input and output
581 (supportable_narrowing_operation): Likewise.
582 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
584 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
586 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
587 __thiscall and _thiscall as predefined macros.
588 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
589 thiscall attribute handling.
590 (ix86_comp_type_attributes): Likewise.
591 (ix86_function_regparm): Likewise.
592 (ix86_return_pops_args): Likewise.
593 (init_cumulative_args): Likewise.
594 (find_drap_reg): Likewise.
595 (ix86_static_chain): Likewise.
596 (x86_this_parameter): Likewise.
597 (x86_output_mi_thunk): Likewise.
598 (ix86_attribute_table): Add description for thiscall attribute.
599 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
600 * doc/extend.texi: Add documentation for thiscall.
602 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
605 * c.opt (Wint-to-pointer-cast): Available in C++.
606 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
608 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
610 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
611 * calls.c (expand_call): Pass the function type to aggregate_value_p.
612 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
613 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
614 function type instead. Reorder and simplify checks.
616 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
618 2010-04-08 Jing Yu <jingyu@google.com>
619 Zdenek Dvorak <ook@ucw.cz>
621 PR tree-optimization/42720
622 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
623 loop unswitch conditions here from ...
624 (tree_unswitch_single_loop): ... here.
626 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
628 * tree-if-conv.c: Fix comments and simplify logic.
630 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
632 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
633 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
634 (main_tree_if_conversion): Update call to tree_if_conversion.
636 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
639 * doc/invoke.texi (-b,-V): Delete.
640 * doc/tm.texi: Do not mention -b.
641 * gcc.c (display_help): Delete -b and -V.
642 (process_command): Delete -b and -V.
643 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
645 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
646 Wolfgang Gellerich <gellerich@de.ibm.com>
648 Implement target hook for loop unrolling
649 * target.h (loop_unroll_adjust): Add a new target hook function.
650 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
651 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
652 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
653 (s390_loop_unroll_adjust): Implement the new target hook for s390.
654 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
656 (decide_unroll_stupid): Likewise.
658 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
661 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
663 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
665 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
666 (Specific, *-*-solaris2*): Likewise.
667 Don't prefer Sun as over GNU as.
669 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
671 * config/s390/s390.c (override_options): Adjust the z10
672 defaults for max-unroll-times, max-completely-peeled-insns
673 and max-completely-peel-times.
675 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
677 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
678 instructions for z10.
679 (s390_expand_setmem): Likewise.
680 (s390_expand_cmpmem): Likewise.
682 2010-04-08 Richard Guenther <rguenther@suse.de>
684 PR tree-optimization/43679
685 * tree-ssa-pre.c (eliminate): Only propagate copies.
687 2010-04-08 Jakub Jelinek <jakub@redhat.com>
690 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
691 set but not used variable warning.
693 2010-04-08 Wei Guozhi <carrot@google.com>
696 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
697 (arm_size_rtx_costs): Call the new function when optimized for size.
699 2010-04-08 Jakub Jelinek <jakub@redhat.com>
702 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
703 op0 is not a MEM, just return NULL instead of assertion
705 (discover_nonconstant_array_refs): Don't walk debug stmts.
707 2010-04-08 Doug Kwan <dougkwan@google.com>
709 * configure.ac: Recognize gold and do not use its version number
711 * configure: Regenerate.
713 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
716 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
717 (negate_value): Move code to push elements to broken_up_substracts ...
718 (eliminate_plus_minus_pair): ... here. Push operands that have no
719 negative pair to plus_negates.
720 (repropagate_negates, init_reassoc, fini_reassoc): Update.
722 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
724 * doc/install.texi (Configuration): Move description of
725 --enable-lto, --with-libelf*, --enable-gold from Java section to
728 * doc/generic.texi (Working with declarations)
729 (Function Properties, C and C++ Trees): Fix typos.
730 * doc/sourcebuild.texi (Top Level): Likewise.
732 2010-04-07 Jakub Jelinek <jakub@redhat.com>
735 * tree.h (DECL_READ_P): Define.
736 (struct tree_decl_common): Add decl_read_flag.
737 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
738 a set but not used warning.
739 (merge_decls): Merge DECL_READ_P flag.
740 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
741 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
742 * c-common.c (handle_used_attribute, handle_unused_attribute):
744 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
746 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
748 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
749 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
750 c_parser_binary_expression, c_parser_cast_expression,
751 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
752 Call default_function_array_read_conversion instead of
753 default_function_array_conversion where needed.
754 (c_parser_unary_expression, c_parser_conditional_expression,
755 c_parser_postfix_expression_after_primary, c_parser_initelt):
756 Likewise. Call mark_exp_read where needed.
757 (c_parser_statement_after_labels, c_parser_asm_operands,
758 c_parser_typeof_specifier, c_parser_sizeof_expression,
759 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
761 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
763 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
764 (warn_unused_but_set_parameter): Default to warn_unused
766 * doc/invoke.texi: Document -Wunused-but-set-variable and
767 -Wunused-but-set-parameter.
769 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
771 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
772 when operandN variables aren't used in the body of the expander
774 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
775 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
776 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
777 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
778 FOR_EACH_IMM_USE_ON_STMT): Likewise.
779 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
780 * tree.c (PROCESS_ARG): Likewise.
782 2010-04-07 Simon Baldwin <simonb@google.com>
784 * diagnostic.h (diagnostic_override_option_index): New macro to
785 set a diagnostic's option_index.
786 * c-tree.h (c_cpp_error): Add warning reason argument.
787 * opts.c (_warning_as_error_callback): New.
788 (register_warning_as_error_callback): Store callback for
789 warnings enabled via enable_warning_as_error.
790 (enable_warning_as_error): Call callback, minor code tidy.
791 * opts.h (register_warning_as_error_callback): Declare.
792 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
793 response to -Werror=.
794 (c_common_init_options): Register warning_as_error_callback in opts.c.
795 * common.opt: Add -Wno-cpp option.
796 * c-common.c (struct reason_option_codes_t): Map cpp warning
797 reason codes to gcc option indexes.
798 * (c_option_controlling_cpp_error): New function, lookup the gcc
799 option index for a cpp warning reason code.
800 * (c_cpp_error): Add warning reason argument, call
801 c_option_controlling_cpp_error for diagnostic_override_option_index.
802 * doc/invoke.texi: Document -Wno-cpp.
804 2010-04-07 Richard Guenther <rguenther@suse.de>
806 * ipa-reference.c (mark_load): Use get_base_address.
807 (mark_store): Likewise.
809 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
810 inserting GIMPLE_NOPs into the IL.
811 * tree-ssa-structalias.c (get_constraint_for_component_ref):
812 Explicitly strip handled components and indirect references.
814 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
815 folding address expressions.
816 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
817 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
818 operand_equal_p to compare decls.
819 (ptr_deref_may_alias_decl_p): Likewise.
820 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
821 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
822 Handle reversed comparison ops.
823 * tree-sra.c (asm_visit_addr): Use get_base_address.
824 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
825 * ipa-reference.c (mark_address): Use get_base_address.
827 2010-04-07 Richard Guenther <rguenther@suse.de>
829 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
830 Propagate constants everywhere.
832 2010-04-07 Jakub Jelinek <jakub@redhat.com>
835 * tree.c (MAX_INT_CACHED_PREC): Define.
836 (nonstandard_integer_type_cache): New array.
837 (build_nonstandard_integer_type): Cache results for precision
838 <= MAX_INT_CACHED_PREC.
840 2010-04-07 Richard Guenther <rguenther@suse.de>
842 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
843 -fargument-noalias-global, -fargument-noalias-anything): Remove.
844 * common.opt: Likewise.
845 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
846 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
847 (nonoverlapping_memrefs_p): Likewise.
848 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
849 * opts.c (common_handle_option): Handle OPT_fargument_alias,
850 OPT_fargument_noalias, OPT_fargument_noalias_anything and
851 OPT_fargument_noalias_global for backward compatibility.
853 2010-04-07 Richard Guenther <rguenther@suse.de>
855 PR tree-optimization/43270
856 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
857 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
858 * tree-ssa-pre.c (phi_translate_1): Adjust.
859 (fully_constant_expression): Split out vn_reference handling to ...
860 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
861 Fold reads from constant strings.
862 (vn_reference_lookup): Handle fully constant references.
863 (vn_reference_lookup_pieces): Likewise.
864 * Makefile.in (expmed.o-warn): Add -Wno-error.
866 2010-04-07 Martin Jambor <mjambor@suse.cz>
868 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
870 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
873 * gcc.c: Add -static-libstdc++ to list of recognized options.
875 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
877 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
879 2010-04-07 Richard Guenther <rguenther@suse.de>
882 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
883 bases build simple mem attributes to retain points-to information.
885 2010-04-07 Richard Guenther <rguenther@suse.de>
888 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
889 preserve points-to related information.
891 2010-04-07 Richard Guenther <rguenther@suse.de>
894 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
895 discard plain indirect references.
896 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
897 * tree.c (tree_nop_conversion): Likewise.
899 2010-04-07 Dodji Seketeli <dodji@redhat.com>
902 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
904 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
906 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
907 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
909 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
911 * tree-if-conv.c: Fix indentation and comments.
913 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
915 * tree-if-conv.c: Sort static functions in topological order.
917 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
919 * tree-if-conv.c: Fix indentation and comments.
921 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
924 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
925 lang_hooks.types.type_for_size instead of
926 build_nonstandard_integer_type.
927 When converting an unsigned type to signed, double its precision.
928 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
929 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
930 (graphite_create_new_loop_guard): When ub + 1 wraps around,
933 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
936 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
937 POINTER_PLUS_EXPR for pointer types.
939 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
942 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
943 * graphite-clast-to-gimple.c: Include langhooks.h.
944 (max_signed_precision_type): New.
945 (max_precision_type): Takes two types as arguments.
946 (precision_for_value): New.
947 (precision_for_interval): New.
948 (gcc_type_for_interval): New.
949 (gcc_type_for_value): New.
950 (gcc_type_for_clast_term): New.
951 (gcc_type_for_clast_red): New.
952 (gcc_type_for_clast_bin): New.
953 (gcc_type_for_clast_expr): Split up into several functions.
954 (gcc_type_for_clast_eq): Rewritten.
955 (compute_bounds_for_level): New.
956 (compute_type_for_level_1): New.
957 (compute_type_for_level): New.
958 (gcc_type_for_cloog_iv): Removed.
959 (gcc_type_for_iv_of_clast_loop): Rewritten.
960 (graphite_create_new_loop): Compute the lower and upper bound types
961 with gcc_type_for_clast_expr.
962 (graphite_create_new_loop_guard): Same.
963 (find_cloog_iv_in_expr): Removed.
964 (compute_cloog_iv_types_1): Removed.
965 (compute_cloog_iv_types): Removed.
966 (gloog): Do not call compute_cloog_iv_types.
967 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
969 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
970 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
971 (GBB_CLOOG_IV_TYPES): Removed.
973 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
975 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
976 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
977 (detect_commutative_reduction): Same.
979 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
981 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
982 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
984 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
985 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
986 (rewrite_commutative_reductions_out_of_ssa): Same.
987 * passes.c (execute_function_todo): Call verify_ssa for every pass
988 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
989 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
990 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
991 with an extra argument.
992 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
993 verify_ssa only when the extra argument is true.
994 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
995 with an extra argument.
996 (tree_transform_and_unroll_loop): Same.
998 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1000 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1001 for all the passes of the LNO having LOOP_CLOSED_SSA.
1002 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1003 * tree-loop-distribution.c (pass_loop_distribution): Same.
1004 * tree-pass.h (TODO_verify_loops): Removed.
1005 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1007 (pass_tree_unswitch): Same.
1008 (pass_predcom): Same.
1009 (pass_vectorize): Same.
1010 (pass_linear_transform): Same.
1011 (pass_graphite_transforms): Same.
1012 (pass_iv_canon): Same.
1013 (pass_complete_unroll): Same.
1014 (pass_complete_unrolli): Same.
1015 (pass_parallelize_loops): Same.
1016 (pass_loop_prefetch): Same.
1017 (pass_iv_optimize): Same.
1019 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1022 * passes.c (init_optimization_passes): Move pass_lim before
1023 pass_copy_prop and pass_dce_loop.
1025 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1028 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1029 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1030 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1031 MULTI_* defines for 4 argument vpermil2p* builtins.
1033 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1035 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1036 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1037 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1038 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1039 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1040 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1041 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1042 Use x86_maybe_negate_const_int to output insn mnemonic.
1043 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1044 check from instruction predicate. Update comments.
1045 * config/i386/sync.md (sync_add<mode>): Use
1046 x86_maybe_negate_const_int to output insn mnemonic.
1048 2010-04-06 Jan Hubicka <jh@suse.cz>
1050 PR tree-optimization/42906
1051 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1052 IGNORE_SELF argument. Set visited_control_parents for fully
1054 (find_obviously_necessary_stmts): Update call of
1055 mark_control_dependent_edges_necessary.
1056 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1058 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1060 * config/i386/i386.md: Remove comment about 'e' and 'E'
1063 2010-04-06 Richard Guenther <rguenther@suse.de>
1065 PR tree-optimization/43627
1066 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1067 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1070 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1072 * BASE-VER: Change to 4.6.0.
1075 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1078 2010-04-06 Richard Guenther <rguenther@suse.de>
1081 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1083 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1085 * doc/invoke.texi (Optimize Options): Document that LTO
1086 won't remove object access purely due to incompatible
1089 2010-04-04 Matthias Klose <doko@ubuntu.com>
1091 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1092 Initialize variable.
1094 2010-04-03 Richard Guenther <rguenther@suse.de>
1097 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1098 require a non-NULL MEM_OFFSET.
1100 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1102 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1103 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1104 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1105 config/alpha/predicates.md, config/arm/arm.md,
1106 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1107 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1108 config/darwin9.h, config/darwin.c, config/darwin.h,
1109 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1110 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1111 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1112 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1113 config/mips/mips.md, config/mn10300/mn10300.c,
1114 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1115 config/rs6000/aix.h, config/rs6000/dfp.md,
1116 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1117 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1118 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1119 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1120 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1121 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1122 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1123 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1124 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1125 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1126 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1127 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1128 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1129 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1130 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1131 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1132 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1133 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1134 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1135 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1136 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1137 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1138 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1139 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1140 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1141 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1142 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1143 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1144 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1145 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1146 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1147 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1148 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1149 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1150 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1151 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1153 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1156 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1157 * aclocal.m4: Regenerate.
1159 2010-04-02 Richard Guenther <rguenther@suse.de>
1161 PR tree-optimization/43629
1162 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1163 if we have seen a constant value.
1165 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1167 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1169 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1172 * arm.c (legitimize_tls_address): Adjust call to
1173 gen_tls_load_dot_plus_four.
1174 (arm_note_pic_base): New function.
1175 (arm_cannot_copy_insn_p): Use it.
1176 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1179 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1184 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1186 * Makefile.in ($(out_object_file)): Depend on
1187 gt-$(basename $(notdir $(out_file))).h.
1189 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1191 * config.gcc (lm32-*-rtems*): Add t-lm32.
1193 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1195 * config.gcc: Add lm32-*-rtems*.
1196 * config/lm32/rtems.h: New file.
1198 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1201 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1203 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1205 * dwarf2out.c (output_compilation_unit_header): For
1206 -gdwarf-4 use version 4 instead of version 3.
1207 (output_line_info): For version 4 and above emit additional
1208 maximum ops per insn header field.
1209 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1211 * dwarf2out.c (is_c_family, is_java): Remove.
1212 (lower_bound_default): New function.
1213 (add_bound_info, gen_descr_array_type_die): Use it.
1215 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1218 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1219 re-declaration when it happens in a function.
1221 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1223 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1224 (cgraph_remove_function_insertion_hook): Same.
1225 (cgraph_call_function_insertion_hooks): Same.
1227 2010-04-01 Richard Guenther <rguenther@suse.de>
1230 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1231 and TREE_THIS_VOLATILE.
1232 (copy_ref_info): Likewise.
1233 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1234 * tree.c (build6_stat): Ignore side-effects of all but arg5
1235 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1238 2010-04-01 Richard Guenther <rguenther@suse.de>
1240 PR tree-optimization/43607
1241 * ipa-type-escape.c (check_call): Do not access non-existing
1244 2010-04-01 Richard Guenther <rguenther@suse.de>
1248 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1249 Jack Howarth <howarth@bromo.med.uc.edu>
1251 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1254 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1256 * doc/install.texi (Prerequisites): Document libelf usability on
1257 IRIX 5/6 and Solaris 2.
1258 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1259 Update GNU as, GNU ld requirements.
1260 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1261 Document Sun Studio compiler download.
1262 Update and simplify as, ld recommendations.
1263 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1265 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1267 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1268 with_tune_32 to pentium4.
1270 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1272 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1274 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1276 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1277 obsoletion, removal.
1279 Document GNU as requirement.
1280 Update configure requirements.
1281 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1282 Recomment IRIX 6.5.18+.
1283 Document IDF/IDL requirement.
1284 Document GNU as requirement.
1285 Document GNU ld bootstrap failure.
1286 Remove freeware.sgi.com reference.
1288 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1290 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1291 UNIX V4.0, V5.0 obsoletion, removal.
1292 Remove --with-gc=simple reference.
1293 Update VM requirements during bootstrap.
1294 Remove -oldas bootstrap description.
1295 Update binutils reference.
1296 Remove comparison failure note.
1298 2010-03-31 Richard Guenther <rguenther@suse.de>
1299 Zdenek Dvorak <ook@ucw.cz>
1300 Sebastian Pop <sebastian.pop@amd.com>
1303 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1304 with multiple arguments.
1305 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1307 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1309 * graphite-dependences.c (print_pddr): Call print_pdr with an
1311 * graphite-poly.c (debug_pdr): Add an extra argument for the
1314 (print_pbb_domain): Same.
1316 (print_scop_context): Same.
1318 (print_cloog): Same.
1319 (debug_pbb_domain): Same.
1323 (debug_scop_context): Same.
1325 (debug_cloog): Same.
1326 (print_scop_params): Same.
1327 (debug_scop_params): Same.
1328 (print_iteration_domain): Same.
1329 (print_iteration_domains): Same.
1330 (debug_iteration_domain): Same.
1331 (debug_iteration_domains): Same.
1332 (print_scattering_function): Same.
1333 (print_scattering_functions): Same.
1334 (debug_scattering_function): Same.
1335 (debug_scattering_functions): Same.
1336 * graphite-poly.h (debug_pdr): Update declaration.
1338 (print_pbb_domain): Same.
1340 (print_scop_context): Same.
1342 (print_cloog): Same.
1343 (debug_pbb_domain): Same.
1347 (debug_scop_context): Same.
1349 (debug_cloog): Same.
1350 (print_scop_params): Same.
1351 (debug_scop_params): Same.
1352 (print_iteration_domain): Same.
1353 (print_iteration_domains): Same.
1354 (debug_iteration_domain): Same.
1355 (debug_iteration_domains): Same.
1356 (print_scattering_function): Same.
1357 (print_scattering_functions): Same.
1358 (debug_scattering_function): Same.
1359 (debug_scattering_functions): Same.
1361 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1363 * graphite-poly.c (print_scattering_function_1): New.
1364 (print_scattering_function): Call it.
1365 (print_scop_params): Remove spaces at the end of lines.
1368 * graphite-poly.h (print_cloog): Declared.
1369 (debug_cloog): Declared.
1371 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1373 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1375 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1376 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1377 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1378 to switch between adding the IV bump in loop->latch or in loop->header.
1380 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1382 * graphite-poly.c (print_scattering_function): Pretty print following
1385 (print_pbb_domain): Same.
1386 (dump_gbb_cases): Same.
1387 (dump_gbb_conditions): Same.
1390 (print_scop_params): Same.
1391 (print_scop_context): Same.
1393 (print_pbb_body): New.
1394 (lst_indent_to): New.
1395 (print_lst): Start new lines with a #.
1396 * graphite-poly.h (pbb_bb): New.
1397 (pbb_index): Use pbb_bb.
1398 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1400 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1402 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1404 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1405 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1406 and 0 instead of 1 for dw_val_class_flag.
1407 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1408 dw_val_class_range_list, dw_val_class_loc_list,
1409 dw_val_class_lineptr and dw_val_class_macptr, use
1410 DW_FORM_flag_present for dw_val_class_flag and
1411 DW_FORM_exprloc for dw_val_class_loc.
1412 (output_die): For -gdwarf-4 print dw_val_class_loc
1413 size as uleb128 instead of 1 or 2 bytes and don't print
1414 anything for dw_val_class_flag.
1416 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1417 instead of cselib_lookup following by tweaking locs->setting_insn.
1420 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1421 even before returning from label, setjmp call or volatile asm
1424 2010-03-31 Richard Guenther <rguenther@suse.de>
1427 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1428 temporary data on stack.
1430 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1432 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1433 (PUSHSECTION_ASM_OP): Remove.
1434 (POPSECTION_ASM_OP): Remove.
1435 (PUSHSECTION_FORMAT): Remove.
1436 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1437 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1438 * config/sol2.c (solaris_output_init_fini): Use it.
1440 2010-03-31 Jie Zhang <jie@codesourcery.com>
1443 * opt-functions.awk (var_type_struct): Use signed char type
1444 for simple variables.
1446 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1448 * config/sol2.c: Include output.h.
1449 (solaris_assemble_visibility): New function.
1450 * config/t-sol2 (sol2.o): Add output.h dependency.
1451 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1452 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1455 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1458 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1459 V2SImode or XFmode on PRE_DEC.
1462 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1465 2010-03-31 Jie Zhang <jie@codesourcery.com>
1468 * reload.h (caller_save_initialized_p): Declare.
1469 * toplev.c (backend_init_target): Don't call
1470 init_caller_save but set caller_save_initialized_p to false.
1471 * caller-save.c (caller_save_initialized_p): Define.
1472 (init_caller_save): Check caller_save_initialized_p.
1473 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1475 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1478 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1479 and soft-fp/t-softfp to tmake_file.
1480 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1481 (LIBGCC2_TF_CEXT): Define.
1484 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1487 * cselib.c (n_useless_values): Document handling of debug locs.
1488 (n_useless_debug_values, n_debug_values): New variables.
1489 (new_elt_loc_list): Don't add to debug values, keep count.
1490 (promote_debug_loc): New.
1491 (cselib_reset_table): Zero new variables.
1492 (entry_and_rtx_equal_p): Promote debug locs.
1493 (discard_useless_locs): Increment n_useless_debug_values for
1495 (remove_useless_values): Adjust n_useless_values and n_debug_values
1496 with n_useless_debug_values.
1497 (add_mem_for_addr): Promote debug locs.
1498 (cselib_lookup_mem): Likewise.
1499 (cselib_lookup_addr): Renamed to...
1500 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1501 (cselib_log_lookup): ... this. Turn into...
1502 (cselib_lookup_addr): ... new wrapper.
1503 (cselib_lookup_from_insn): New.
1504 (cselib_invalidate_regno): Increment n_useless_debug_values for
1506 (cselib_invalidate_mem): Likewise.
1507 (cselib_process_insn): Take n_deleted and n_debug_values into
1508 account to guard remove_useless_value call.
1509 (cselib_finish): Zero n_useless_debug_values.
1510 * cselib.h (cselib_lookup_from_insn): Declare.
1511 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1512 (sched_analyze_2): Likewise.
1514 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1516 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1518 (adjust_mems): Replace narrowing SUBREG of expression containing
1519 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1520 with operations in the narrower mode.
1523 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1524 regs_invalidated_by_call instead all call_used_reg_set registers.
1526 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1529 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1530 pointer comparisons with types_compatible_p.
1531 * tree-vect-stmts.c (vectorizable_call): Same.
1532 (vectorizable_condition): Same.
1534 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1536 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1537 stack check if the mask would be zero.
1539 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1540 Jack Howarth <howarth@bromo.med.uc.edu>
1542 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1545 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1548 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1550 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1551 Include ___unordxf2 and ___unordtf2.
1552 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1555 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1557 * config/lm32/t-lm32: New file.
1558 * config.gcc: Use the above file when targetting lm32.
1560 2010-03-28 Duncan Sands <baldrick@free.fr>
1562 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1564 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1567 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1568 Improve vectorization cost model diagnostic.
1570 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1573 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1574 compute_data_dependences_for_loop returns false, early exit
1575 and output an extra diagnostic for the failed data reference
1578 2010-03-29 Richard Guenther <rguenther@suse.de>
1580 PR tree-optimization/43560
1581 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1582 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1584 2010-03-29 Jie Zhang <jie@codesourcery.com>
1587 * toplev.c (process_options): Set optimization_default_node
1588 and optimization_current_node.
1589 * opts.c (decode_options): Don't set optimization_default_node
1590 and optimization_current_node.
1592 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1594 * config/rtems.h: Abandon -qrtems_debug.
1596 2010-03-28 Jan Hubicka <jh@suse.cz>
1598 PR tree-optimization/43505
1599 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1600 map should not be copied.
1602 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1605 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1606 cdtors, set DECL_PRESERVE_P.
1607 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1610 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1612 PR tree-optimization/43528
1613 * stor-layout.c (place_field): Check that constant fits into
1614 unsigned HWI when skipping calculation of MS bitfield layout.
1616 2010-03-27 Jan Hubicka <jh@suse.cz>
1619 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1620 notice_global_symbol work.
1622 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1624 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1625 instead of dwarf2out_decl.
1626 (struct var_loc_node): Remove section_label field.
1627 (dwarf2out_function_decl): New function.
1628 (dwarf2out_var_location): Don't set section_label field.
1629 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1631 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1633 PR tree-optimization/43544
1634 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1635 First argument for builtin vectorized function hook is now a
1636 tree to be able to distinguish between machine specific and
1638 * targhooks.c (default_builtin_vectorized_function): Ditto.
1639 * targhooks.h (default_builtin_vectorized_function): Ditto.
1640 * target.h (struct gcc_target): Ditto.
1641 * tree-vect-stmts.c (vectorizable_function): Ditto.
1642 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1643 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1646 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1649 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1650 nested binding iff it is a FUNCTION_DECL.
1651 (store_parm_decls_newstyle): Pass nested=true to bind for
1652 FUNCTION_DECLs amongst parameters.
1654 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1656 * var-tracking.c (vt_expand_loc_callback): Don't run
1657 cselib_expand_value_rtx_cb in dummy mode if
1658 cselib_dummy_expand_value_rtx_cb returned false.
1660 * var-tracking.c (emit_note_insn_var_location): For one part
1661 notes with offset 0, don't add EXPR_LIST around the location.
1662 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1663 add_location_or_const_value_attribute): Adjust for that change.
1666 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1667 into first operand and location into second.
1668 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1669 dw_cfi_oprnd_loc for DW_CFA_expression.
1670 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1671 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1672 assume first argument is regnum and second argument is location.
1674 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1677 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1678 of scratch register to DImode. Split to DImode comparison operator.
1679 Use SImode subreg of scratch register in the multiplication.
1680 (*cmp_sadd_sidi): Ditto.
1681 (*cmp_ssub_si): Ditto.
1682 (*cmp_ssub_sidi): Ditto.
1684 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1687 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1688 Remove invalid assert and wrong comment.
1690 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1693 * flags.h (final_insns_dump_p): New extern.
1694 * final.c (final_insns_dump_p): New variable.
1695 (rest_of_clean_state): Set it before -fdump-final-insns=
1696 dumping, clear afterwards.
1697 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1698 MEM_ALIAS_SET on MEMs.
1700 2010-03-26 David S. Miller <davem@davemloft.net>
1702 * configure.ac: Fix sparc GOTDATA_OP bug check.
1703 * configure: Rebuild.
1705 2010-03-26 Alan Modra <amodra@gmail.com>
1707 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1709 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1711 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1712 TLS_SECTION_ASM_FLAG.
1714 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1717 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1718 Clear first_function_block_is_cold.
1721 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1722 argument if the argument is truth_value_p.
1724 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1726 * config/rs6000/constraints.md: Update copyright year for my changes.
1729 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1730 used in reg+reg addressing, swap registers.
1732 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1735 * target.h (struct gcc_target): Add code_end hook.
1736 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1738 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1739 * toplev.c (compile_file): Call targetm.asm_out.code_end
1740 hook before unwind info/debug info output.
1741 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1742 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1743 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1744 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1745 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1746 * config/i386/i386.c (ix86_file_end): Renamed to...
1747 (ix86_code_end): ... this. Make static. Don't call
1748 file_end_indicate_exec_stack. Emit unwind info using
1749 final_start_function/final_end_function.
1750 (darwin_x86_file_end): Remove.
1751 (TARGET_ASM_CODE_END): Define.
1752 * config/i386/i386.h (TARGET_ASM_FILE_END,
1753 NEED_INDICATE_EXEC_STACK): Don't define.
1754 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1755 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1756 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1757 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1760 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1761 at the beginning and final_end_function at the end.
1762 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1764 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1766 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1767 and Sun as TLS syntax.
1768 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1769 * configure: Regenerate.
1770 * config.in: Regenerate.
1771 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1772 (default_elf_asm_named_section): Use it.
1773 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1774 (i386_output_dwarf_dtprel): Likewise.
1775 (output_addr_const_extra): Likewise.
1776 (output_pic_addr_const): Lowercase @GOTTPOFF.
1777 (output_addr_const_extra): Likewise.
1778 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1779 (output_addr_const_extra): Likewise.
1780 (output_pic_addr_const): Lowercase @INDNTPOFF.
1781 (output_addr_const_extra): Likewise.
1782 (output_pic_addr_const): Lowercase @NTPOFF.
1783 (output_addr_const_extra): Likewise.
1784 (output_pic_addr_const): Lowercase @TPOFF.
1785 (output_addr_const_extra): Likewise.
1786 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1787 (*tls_global_dynamic_64): Likewise.
1788 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1789 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1791 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1792 (ASM_OUTPUT_TLS_COMMON): Use it.
1793 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1796 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1797 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1798 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1799 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1800 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1801 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1803 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1805 * config/i386/i386.c (override_options): Don't accept
1806 -mtls-dialect=sun any longer.
1807 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1808 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1809 (*tls_local_dynamic_base_32_sun): Likewise.
1810 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1812 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1815 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1816 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1819 * ira.c (adjust_cleared_regs): New function.
1820 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1824 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1826 * expr.c (expand_expr_real): Restore previous
1827 curr_insn_source_location and curr_insn_block after
1828 expand_expr_real_1 call.
1829 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1830 instead of expand_expr_real_1.
1832 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1834 PR rtl-optimization/43413
1835 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1838 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1841 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1842 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1844 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1846 * config/i386/i386.c (ix86_target_string): Add -mfma.
1847 Fix a typo in comment.
1849 2010-03-22 Mike Stump <mikestump@comcast.net>
1852 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1853 Don't overly align based upon packed packed fields.
1855 2010-03-22 Jason Merrill <jason@redhat.com>
1857 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1858 Use () rather than [], and move before the element type.
1860 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1862 * doc/configfiles.texi (Configuration Files): Removed
1863 fixinc/Makefile*, intl/Makefile.*.
1864 * doc/makefile.texi: Fixed markup. Abstract from version
1865 control system used.
1866 (Makefile): Removed obsolete gcc/java/parse.y example.
1867 * doc/sourcebuild.texi: Likewise.
1868 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1869 libgomp, libssp. Removed fastjar.
1870 (Miscellaneous Docs): Clarify location.
1871 Added COPYING3, COPYING3.LIB.
1872 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1874 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1877 * config/i386/i386.c (x86_function_profiler)
1878 [!NO_PROFILE_COUNTERS]: Fix typo.
1879 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1882 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1883 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1885 * doc/sourcebuild.texi (Test Directives): Split into six
1886 subsections, with most of the current text in new subsections
1887 Directives, Selectors, and Final Actions.
1888 (Directives): Split list of test directives into multiple
1890 (Selectors): Describe use and syntax of selectors.
1891 (Effective-Target Keywords): Describe all existing keywords.
1892 (Add Options): Describe features for dg-add-options.
1893 (Require Support): Describe variants of dg-require-support.
1894 (Final Actions): Describe commands to use in dg-final.
1896 2010-03-22 Michael Matz <matz@suse.de>
1899 * recog.c (validate_replace_rtx_group): Replace also in
1900 REG_EQUAL and REG_EQUIV notes.
1902 2010-03-22 Richard Guenther <rguenther@suse.de>
1904 PR tree-optimization/43390
1905 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1906 sure vector extracts are type correct.
1908 2010-03-22 Richard Guenther <rguenther@suse.de>
1911 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1912 x * sqrt (x) even when optimizing for size if the target
1913 has native support for sqrt.
1915 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1917 * varasm.c (make_decl_rtl_for_debug): Also clear
1918 flag_mudflap for the duration of make_decl_rtl call.
1921 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1922 locs from preserved VALUEs.
1924 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1927 * pa.md (movmemsi): Set align to one if zero.
1928 (movmemdi): Likewise.
1930 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1933 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1934 with their corresponding prologue pushes.
1936 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1939 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1940 at the begining or end.
1941 (spu_expand_epilogue): Likewise.
1943 2010-03-20 Richard Guenther <rguenther@suse.de>
1945 PR rtl-optimization/43438
1946 * combine.c (make_extraction): Properly zero-/sign-extend an
1947 extraction of the low part of a CONST_INT. Also handle
1950 2010-03-19 Mike Stump <mikestump@comcast.net>
1952 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1953 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1954 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1956 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1959 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1962 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1964 PR rtl-optimization/42258
1965 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1966 use that may match DEF.
1969 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1970 the cost of loading the constant rather than assuming
1972 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1973 outer code is AND, do the same tests as the andsi3 expander and
1974 return COSTS_N_INSNS (1) if and is cheap.
1976 * optabs.c (avoid_expensive_constant): Fix formatting.
1978 2010-03-19 Michael Matz <matz@suse.de>
1981 * attribs.c (decl_attributes): When rebuilding a function pointer
1982 type use the same qualifiers as the original pointer type.
1984 2010-03-19 Martin Jambor <mjambor@suse.cz>
1986 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1987 and is_gimple_ip_invariant_address.
1989 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1992 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1994 * config/arm/arm.c (arm_override_options): Turn off
1995 flag_dwarf2_cfi_asm for AAPCS variants.
1997 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2000 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2001 Use PRE_MODIFY instead of PRE_DEC.
2002 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2003 (vfp_emit_fstmd): Likewise.
2005 2010-03-19 Michael Matz <matz@suse.de>
2008 * builtins.c (expand_builtin_interclass_mathfn,
2009 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2012 2010-03-19 Richard Guenther <rguenther@suse.de>
2014 PR tree-optimization/43415
2015 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2016 (phi_translate_1): ... this.
2017 (phi_translate): Move all caching here. Cache all NARY
2018 and REFERENCE translations.
2020 2010-03-19 David S. Miller <davem@davemloft.net>
2022 With help from Eric Botcazou.
2023 * config/sparc/sparc.c: Include dwarf2out.h.
2024 (emit_pic_helper): Delete.
2025 (pic_helper_symbol_name): Delete.
2026 (pic_helper_emitted_p): Delete.
2027 (pic_helper_needed): New.
2028 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2029 (get_pc_thunk_name): New.
2030 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2031 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2032 Set pic_helper_needed to true. Don't call emit_pic_helper.
2033 (sparc_expand_prologue): Update load_pic_register call.
2034 (sparc_output_mi_thunk): Likewise.
2035 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2036 thunk if possible. Output CFI information as needed.
2038 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2039 Jack Howarth <howarth@bromo.med.uc.edu>
2042 * config/i386/i386.h: Fix ABI on darwin x86-32.
2044 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2046 * tree.h: Declare make_decl_rtl_for_debug.
2047 * varasm.c (make_decl_rtl_for_debug): New.
2048 * dwarf2out.c (rtl_for_decl_location): Call it.
2049 * cfgexpand.c (expand_debug_expr): Call it.
2051 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2054 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2058 * var-tracking.c (vt_init_cfa_base): Do nothing if
2059 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2061 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2064 * var-tracking.c (canonicalize_vars_star): New.
2065 (dataflow_post_merge_adjust): Use it.
2067 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2070 * var-tracking.c (non_suitable_const): New function.
2071 (add_uses): For DEBUG_INSNs with constants, don't record any
2072 value, instead just the constant value itself.
2073 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2074 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2075 (emit_notes_in_bb): Likewise.
2076 (emit_note_insn_var_location): For onepart variables if
2077 cur_loc is a VOIDmode constant, use DECL_MODE.
2079 2010-03-18 Martin Jambor <mjambor@suse.cz>
2082 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2083 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2084 all non-clones. Moved call redirection...
2085 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2086 (cgraph_materialize_all_clones): Dispose of all
2087 combined_args_to_skip bitmaps.
2088 (verify_cgraph_node): Do not check for edges pointing to wrong
2089 nodes in inline clones.
2090 * tree-inline.c (copy_bb): Call
2091 cgraph_redirect_edge_call_stmt_to_callee.
2092 * ipa.c (cgraph_remove_unreachable_nodes): Call
2093 cgraph_node_remove_callees even when there are used clones.
2095 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2097 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2099 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2102 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2105 2010-03-18 Michael Matz <matz@suse.de>
2108 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2109 into sqrt(x) if we need to preserve signed zeros.
2111 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2112 Eric Botcazou <ebotcazou@adacore.com>
2114 PR rtl-optimization/43360
2115 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2116 note if we don't know its invariant status.
2118 2010-03-18 Michael Matz <matz@suse.de>
2120 PR tree-optimization/43402
2121 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2122 PHI chains of ssa names registered for update.
2124 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2127 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2128 non-offsettable and pre_modify update addressing.
2129 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2130 and "2" alternatives "#".
2131 (*movdd_softfloat32): Make all alternatives "#";
2132 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2133 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2134 (*movdf_softfloat32): Make all alternatives "#";
2135 (movdi): Use the new DIFD mode iterator to create a common splitter
2136 for movdi, movdf and movdd patterns.
2138 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2140 * common.opt (dumpdir): Remove redundant tab.
2142 2010-03-17 Martin Jambor <mjambor@suse.cz>
2144 PR tree-optimization/43347
2145 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2146 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2148 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2150 PR rtl-optimization/42216
2151 * regrename.c (create_new_chain): New function, broken out from...
2152 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2153 appending a use to an empty chain.
2154 (build_def_use): Remove previous changes that convert OP_INOUT to
2155 OP_OUT operands; instead detect the case where an OP_INOUT operand
2156 uses a previously untracked register and create an empty chain for it.
2158 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2160 * doc/extend.texi (Function Attributes): Rewrite unfinished
2161 sentence in ms_abi documentation.
2163 2010-03-17 Alan Modra <amodra@gmail.com>
2165 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2166 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2167 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2168 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2170 2010-03-16 Richard Henderson <rth@redhat.com>
2173 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2174 (lower_try_finally): Save and restore eh_seq around the expansion
2177 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2179 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2180 statements before splitting block.
2182 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2184 * doc/sourcebuild.texi (Testsuites): Fix markup.
2185 Use pathnames relative to gcc/testsuite.
2186 (Test Directives): Move description of how timeout is determined.
2187 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2188 (C Tests): Correct gcc.misc-tests directory.
2189 Framework tests now live in gcc.test-framework.
2191 2010-03-16 Richard Guenther <rguenther@suse.de>
2194 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2195 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2197 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2198 Alexandre Oliva <aoliva@redhat.com>
2200 PR tree-optimization/42917
2201 * lambda-code.c (remove_iv): Skip debug statements.
2202 (lambda_loopnest_to_gcc_loopnest): Likewise.
2203 (not_interesting_stmt): Debug statements are not interesting.
2205 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2209 * cselib.c (cselib_preserve_constants,
2210 cfa_base_preserved_val): New static variables.
2211 (preserve_only_constants): New function.
2212 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2213 clear its REG_VALUES. If cselib_preserve_constants, don't
2214 empty the whole hash table, but preserve there VALUEs with constants,
2215 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2216 (cselib_preserve_cfa_base_value): New function.
2217 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2218 (cselib_init): Change argument to int bitfield. Set
2219 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2221 (cselib_finish): Clear cselib_preserve_constants and
2222 cfa_base_preserved_val.
2223 * cselib.h (enum cselib_record_what): New enum.
2224 (cselib_init): Change argument to int.
2225 (cselib_preserve_cfa_base_value): New prototype.
2226 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2227 * dse.c (dse_step1): Likewise.
2228 * cfgcleanup.c (thread_jump): Likewise.
2229 * sched-deps.c (sched_analyze): Likewise.
2230 * gcse.c (local_cprop_pass): Likewise.
2231 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2232 If FN is non-NULL, call the callback always and whenever it returns
2233 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2234 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2235 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2236 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2237 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2238 * var-tracking.c: Include recog.h.
2239 (bb_stack_adjust_offset): Remove.
2240 (vt_stack_adjustments): Don't call it, instead just gather the
2241 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2242 (adjust_stack_reference): Remove.
2243 (compute_cfa_pointer): New function.
2244 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2245 (struct adjust_mem_data): New type.
2246 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2248 (get_address_mode): New function.
2249 (replace_expr_with_values): Use it.
2250 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2251 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2252 (adjust_sets): Remove.
2253 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2254 Use get_address_mode.
2255 (get_adjusted_src): Remove.
2256 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2257 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2258 (add_with_sets): Don't call adjust_sets.
2259 (fp_setter, vt_init_cfa_base): New functions.
2260 (vt_initialize): Change return type to bool. Move most of pool etc.
2261 initialization to the beginning of the function from end. Pass
2262 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2263 If !frame_pointer_needed, call vt_stack_adjustment before mos
2264 vector is filled, call vt_init_cfa_base if argp/framep has been
2265 eliminated to sp. If frame_pointer_needed and argp/framep has
2266 been eliminated to hard frame pointer, set
2267 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2268 encountering fp setter in the prologue. For MO_ADJUST, call
2269 log_op_type before pusing the op into mos vector, not afterwards.
2270 Call adjust_insn before cselib_process_insn/add_with_sets,
2271 call cancel_changes (0) afterwards.
2272 (variable_tracking_main_1): Adjust for vt_initialize calling
2273 vt_stack_adjustments and returning whether it succeeded or not.
2275 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2277 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2280 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2282 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2284 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2285 drap_reg has not been set.
2287 2010-03-15 Michael Matz <matz@suse.de>
2290 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2291 use it to expand block copies.
2292 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2293 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2294 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2296 2010-03-15 Richard Guenther <rguenther@suse.de>
2298 PR tree-optimization/43367
2299 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2302 2010-03-15 Richard Guenther <rguenther@suse.de>
2304 PR tree-optimization/43317
2305 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2307 2010-03-15 Martin Jambor <mjambor@suse.cz>
2309 PR tree-optimization/43141
2310 * tree-sra.c (create_abstract_origin): New function.
2311 (modify_function): Call create_abstract_origin.
2313 2010-03-15 Chris Demetriou <cgd@google.com>
2315 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2318 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2321 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2322 call insert_out_of_ssa_copy for default definitions.
2324 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2326 * graphite-clast-to-gimple.c (my_long_long): Defined.
2327 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2328 * graphite-sese-to-poly.c (my_long_long): Defined.
2329 (scop_ivs_can_be_represented): Use it.
2331 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2333 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2334 graphite-max-bbs-per-function, and loop-block-tile-size.
2335 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2337 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2339 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2341 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2342 forward declaration.
2343 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2344 (add_upper_bounds_from_estimated_nit): New.
2345 (build_loop_iteration_domains): Use it.
2347 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2349 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2351 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2354 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2355 should be an INTEGER_CST. Also handle CASE_CONVERT.
2357 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2359 * graphite.c (graphite_initialize): To bound the number of bbs per
2360 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2361 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2362 * doc/invoke.texi: Document it.
2364 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2366 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2367 * graphite-sese-to-poly.h (build_poly_scop): Same.
2369 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2371 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2372 the number of parameters in the scop. Use as an upper bound
2373 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2374 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2375 * doc/invoke.texi: Document it.
2377 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2379 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2380 * doc/c-tree.texi: Remove.
2381 * doc/generic.texi: Merge c-tree.texi here.
2382 * doc/gccint.texi (Trees): Remove menu entry.
2383 (c-tree.texi): Remove @include.
2384 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2385 * doc/languages.texi (Reading RTL): Ditto.
2387 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2390 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2392 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2395 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2396 code added to work around reload clobbering CONST insns.
2398 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2400 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2401 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2402 (cselib_preserve_only_values): Remove retain argument, don't
2403 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2404 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2405 * var-tracking.c (micro_operation): Move insn field before union.
2406 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2407 (struct variable_tracking_info_def): Remove n_mos field, change
2408 mos into a vector of micro_operations.
2409 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2410 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2411 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2412 changing into a vector.
2413 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2414 come before all other uops generated by add_stores.
2415 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2417 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2418 a vector. Run just one pass over the bbs instead of separate counting
2419 and computation phase.
2420 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2423 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2424 into *nonlocalized_list vector.
2425 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2426 even if origin is non-NULL.
2427 (gen_variable_die): Likewise.
2428 (process_scope_var): Don't change origin.
2429 (gen_decl_die): Likewise.
2430 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2431 before adding new edges instead of after it, fix moving over
2434 2010-03-11 David S. Miller <davem@davemloft.net>
2436 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2438 * configure: Rebuild.
2440 2010-03-11 Martin Jambor <mjambor@suse.cz>
2442 PR tree-optimization/43257
2443 * tree.c (assign_assembler_name_if_neeeded): New function.
2444 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2446 * tree.h (assign_assembler_name_if_neeeded): Declare.
2447 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2448 the function if needed.
2450 2010-03-11 Chris Demetriou <cgd@google.com>
2452 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2453 include/stdint-gcc.h, and include/stdint.h world-readable.
2455 2010-03-11 Richard Guenther <rguenther@suse.de>
2457 PR tree-optimization/43255
2458 * tree-vrp.c (process_assert_insertions_for): Do not insert
2459 asserts for trivial conditions.
2461 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2463 PR tree-optimization/43280
2464 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2465 generation. Move calculation of size out of the if branch.
2466 (find_bswap): Modify compare number generation.
2468 2010-03-11 Richard Guenther <rguenther@suse.de>
2471 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2472 (input_gimple_stmt): Fixup handled component types during
2473 operand read. Also fix up decls in ADDR_EXPRs.
2475 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2477 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2478 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2480 2010-03-10 Jan Hubicka <jh@suse.cz>
2483 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2484 * varasm.c (get_variable_section): Don't do that here...
2485 (make_decl_rtl): ... and here.
2486 (do_assemble_alias): Produce decl RTL.
2487 (assemble_alias): Likewise.
2489 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2492 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2493 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2495 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2496 (based_loc_descr): Only express drap or vdrap regno based expressions
2497 using DW_OP_fbreg when not optimizing.
2498 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2499 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2500 REG_CFA_SET_VDRAP note.
2502 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2504 PR tree-optimization/43236
2505 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2506 error in calculation of base address in reverse iteration case.
2507 (generate_builtin): Take number of latch executions if the statement
2510 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2513 * tree-eh.c: Include pointer-set.h.
2514 (lower_eh_dispatch): Filter out duplicate case labels and
2515 remove the unneeded edge when the label is unused. Return
2516 true when some edges are removed.
2517 (execute_lower_eh_dispatch): When any lowering resulted in
2518 removing an edge, also delete unreachable blocks.
2520 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2523 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2524 UNSPEC_MACHOPIC_OFFSET.
2526 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2529 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2530 (m68k_delegitimize_address): New function.
2532 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2535 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2538 * var-tracking.c (adjust_sets): New function.
2539 (count_with_sets, add_with_sets): Use it.
2540 (get_adjusted_src): New inline function.
2541 (add_stores): Use it.
2544 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2545 call cselib_dummy_expand_value_rtx_cb instead of
2546 cselib_expand_value_rtx_cb.
2549 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2550 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2551 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2552 and .cfi_endproc around the pic thunks.
2553 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2554 all queued unwind info register saves are saved before the call.
2555 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2556 considered as sp-=4 for unwind info and the pop as sp+=4 which
2557 also clobbers dest, but doesn't actually restore it.
2560 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2561 RTX_FRAME_RELATED_P.
2563 2010-03-09 Jie Zhang <jie@codesourcery.com>
2565 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2566 whitespaces in output template.
2568 2010-03-09 Jie Zhang <jie@codesourcery.com>
2570 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2573 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2575 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2576 builtins.exp in a separate job.
2578 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2580 * graphite-sese-to-poly.c (add_param_constraints): Use
2581 lower_bound_in_type and upper_bound_in_type.
2583 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2585 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2586 instead of unsigned_type_node.
2588 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2589 Reza Yazdani <reza.yazdani@amd.com>
2592 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2593 on pointer type parameters.
2595 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2599 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2600 handle conversions from pointer to integers.
2601 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2602 induction variable, to be able to work with code generated by CLooG.
2603 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2604 (build_poly_scop): Bail out if we cannot codegen a loop.
2606 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2608 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2609 code generation with gloog_error.
2611 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2613 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2614 Call fold_convert on all the returned values.
2615 (expand_scalar_variables_expr): Pass to
2616 expand_scalar_variables_ssa_name the type of the resulting expression.
2618 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2620 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2621 ppl_min_for_le_pointset.
2622 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2623 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2625 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2627 * graphite-dependences.c (map_into_dep_poly): Removed.
2628 (dependence_polyhedron_1): Use combine_context_id_scat.
2630 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2632 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2633 (struct poly_bb): Same.
2634 (combine_context_id_scat): New.
2636 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2639 * sese.c (name_defined_in_loop_p): Return false for default
2642 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2644 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2645 and clean up the logic.
2647 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2649 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2652 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2654 * var-tracking.c (remove_cselib_value_chains): Define only for
2656 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2657 delete_slot_part, emit_notes_for_differences_1): Don't call
2658 remove_cselib_value_chains here.
2659 (set_slot_part, emit_notes_for_differences_2): Don't call
2660 add_cselib_value_chains here.
2661 (preserved_values): New vector.
2662 (preserve_value): New function.
2663 (add_uses, add_stores, vt_add_function_parameters): Use it
2664 instead of cselib_preserve_value.
2665 (changed_values_stack): New vector.
2666 (check_changed_vars_0): New function.
2667 (check_changed_vars_1, check_changed_vars_2): Use it.
2668 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2669 changed_values_stack VALUEs.
2670 (vt_emit_notes): For all preserved_values call
2671 add_cselib_value_chains. If ENABLE_CHECKING call
2672 remove_cselib_value_chains before verifying value_chains is empty.
2673 Initialize and free changed_values_stack.
2674 (vt_initialize): Initialize preserved_values.
2675 (vt_finalize): Free preserved_values.
2677 2010-03-08 Richard Guenther <rguenther@suse.de>
2679 PR tree-optimization/43269
2680 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2683 2010-03-08 Martin Jambor <mjambor@suse.cz>
2685 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2686 (ipa_is_param_called): Removed.
2687 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2688 (ipa_print_node_params): Do not print the called flag.
2689 (ipa_write_node_info): Do not stream the called flag.
2690 (ipa_read_node_info): Likewise.
2692 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2695 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2696 * cselib.c (struct expand_value_data): Add dummy field.
2697 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2699 (cselib_dummy_expand_value_rtx_cb): New function.
2700 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2702 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2703 * var-tracking.c: Include pointer-set.h.
2704 (variable): Change n_var_parts to char from int. Add
2705 cur_loc_changed and in_changed_variables fields.
2706 (variable_canonicalize): Remove.
2707 (shared_var_p): New inline function.
2708 (unshare_variable): Maintain cur_loc_changed and
2709 in_changed_variables fields. If var was in changed_variables,
2710 replace it there with new_var. Just copy cur_loc instead of
2711 resetting it to something else.
2712 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2713 (dataflow_set_union): Don't call variable_canonicalize.
2714 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2715 of their DEBUG_EXPR_TREE_DECLs.
2716 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2717 and in_changed_variables and cur_loc_changed is false.
2718 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2719 and cur_loc_changed. Don't update cur_loc here.
2720 (variable_merge_over_src): Don't call variable_canonicalize.
2721 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2722 removing loc that is equal to cur_loc, clear cur_loc,
2723 set cur_loc_changed and ensure variable_was_changed is called.
2724 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2725 compare pointers in cur_loc check, if it is equal to loc,
2726 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2727 (variable_different_p): Remove compare_current_location argument,
2728 don't compare cur_loc.
2729 (dataflow_set_different_1): Adjust variable_different_p caller.
2730 (variable_was_changed): If dv had some var in changed_variables
2731 already, reset in_changed_variables flag for it and propagate
2732 cur_loc_changed over to the new variable. On empty var
2733 always set cur_loc_changed. Set in_changed_variables on whatever
2734 var is added to changed_variables.
2735 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2736 Use shared_var_p. When removing loc that is equal to cur_loc,
2737 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2738 end, don't set it to something else, just call variable_was_changed.
2739 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2740 loc being removed, clear cur_loc and set cur_loc_changed.
2741 Set cur_loc_changed if all locations have been removed.
2742 (struct expand_loc_callback_data): New type.
2743 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2744 allocated. Always create SUBREGs if simplify_subreg failed.
2745 Prefer to use cur_loc, when that fails and still in
2746 changed_variables (and seen first time) recompute it. Set
2747 cur_loc_changed of variables which had to change cur_loc and
2748 compute elcd->cur_loc_changed if any of the subexpressions used
2749 had to change cur_loc.
2750 (vt_expand_loc): Adjust to pass arguments in
2751 expand_loc_callback_data structure.
2752 (vt_expand_loc_dummy): New function.
2753 (emitted_notes): New variable.
2754 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2755 that weren't used for any other decl in current
2756 emit_notes_for_changes call call vt_expand_loc_dummy to update
2757 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2758 first loc_chain location if NULL before. Always use just
2759 cur_loc instead of first loc_chain location. When cur_loc_changed
2760 is false, when not --enable-checking=rtl just don't emit any note.
2761 When rtl checking, compute the note and assert it is the same
2762 as previous note. Clear cur_loc_changed and in_changed_variables
2763 at the end before removing from changed_variables.
2764 (check_changed_vars_3): New function.
2765 (emit_notes_for_changes): Traverse changed_vars to call
2766 check_changed_vars_3 on each changed var.
2767 (emit_notes_for_differences_1): Clear cur_loc_changed and
2768 in_changed_variables. Recompute cur_loc of new_var.
2769 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2770 (vt_emit_notes): Initialize and destroy emitted_notes.
2772 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2774 PR rtl-optimization/42220
2775 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2776 Use verify_reg_tracked to determine if we should use OP_OUT rather
2778 (build_def_use): If we see an in-out operand for a register that we
2779 know nothing about, treat is an output if possible, fail the block if
2782 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2785 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2788 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2791 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2792 uses of relevant DEFs that are dead outside the loop too.
2794 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2796 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2798 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2800 * var-tracking.c (values_to_unmark): New variable.
2801 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2802 values_to_unmark vector. Moved body to...
2803 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2804 instead queue it into values_to_unmark vector.
2805 (vt_find_locations): Free values_to_unmark vector.
2807 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2809 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2810 (site.exp): Export them when plugins are enabled.
2812 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2815 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2817 (chrec_fold_multiply): Same.
2819 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2822 * c-decl.c (build_compound_literal): Return early if init is
2825 2010-03-04 Martin Jambor <mjambor@suse.cz>
2827 PR tree-optimization/43164
2828 PR tree-optimization/43191
2829 * tree-sra.c (type_consists_of_records_p): Reject records with
2830 zero-size bit-fields at the end.
2832 2010-03-04 Mike Stump <mikestump@comcast.net>
2834 * Makefile.in (TAGS): Remove *.y.
2836 2010-03-04 Richard Guenther <rguenther@suse.de>
2838 PR tree-optimization/40761
2839 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2841 (my_rev_post_order_compute): New function.
2842 (init_pre): Call it.
2844 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2847 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2848 decrease the cost of an IV candidate when the cost is infinite.
2850 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2852 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2853 Use '3DNow!' for the extension of that name, ensure normal space
2855 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2857 2010-03-03 Jeff Law <law@redhat.com>
2859 * PR middle-end/32693
2860 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2861 than gen_rtx_SUBREG.
2862 (extract_bit_field_1): Likewise.
2864 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2866 * doc/sourcebuild.texi (Test directives): Document that arguments
2867 include-opts and exclude-opts are now optional for dg-skip-if,
2868 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2870 2010-03-03 Jason Merrill <jason@redhat.com>
2873 * cgraph.h (varpool_node): Add extra_name field.
2874 * varpool.c (varpool_extra_name_alias): New.
2875 (varpool_assemble_decl): Emit extra name aliases.
2876 (varpool_mark_needed_node): Look past an extra name alias.
2877 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2878 * lto-streamer-in.c (lto_input_tree): Read it.
2879 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2881 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2883 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2884 (sparc*-*-solaris2*): ...this.
2886 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2889 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2890 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2891 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2892 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2895 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2896 fallthrough to default handling, just with want_address 0 instead of 2.
2897 For single element lists, add_AT_loc directly, otherwise create an
2898 artificial variable DIE and stick location list to it.
2901 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2902 (VAL_EXPR_HAS_REVERSE): Define.
2903 (reverse_op): New function.
2904 (add_stores): For reversible operations add an extra MO_VAL_USE.
2906 2010-03-02 Jason Merrill <jason@redhat.com>
2908 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2910 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2912 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2913 (sparc64-*-linux*): Likewise.
2914 (sparc64-*-solaris2*): Include assembler files before linker ones.
2915 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2916 * config/sparc/gas.h: Delete.
2917 * config/sparc/sol2-64.h: Add copyright notice.
2918 * config/sparc/sol2-gas-bi.h: Likewise.
2919 * config/sparc/sol2-gld.h: Likewise.
2920 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2921 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2922 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2923 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2924 (sparc_elf_asm_named_section): Rename into...
2925 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2927 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2929 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2931 2010-03-02 Jeff Law <law@redhat.com>
2934 * reload1.c (rtx_p, substitute_stack): Declare.
2935 (substitute): Record addresses of changed rtxs.
2936 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2937 Restore the original rtx when complete.
2938 (reload): Free subsitute_stack when complete.
2940 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2942 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2943 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2945 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2946 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2947 Torture Tests): Change from subsection to section.
2949 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2950 Steven Bosscher <steven@gcc.gnu.org>
2952 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2955 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2958 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2959 the assignment from the new induction variable to the assignment
2960 of the value from the original loop PHI function.
2962 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2963 Daniel Jacobowitz <dan@codesourcery.com>
2965 * doc/sourcebuild.texi (Test directives): Clarify options to
2968 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2970 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2971 Disable cfi directives unless GCC and gas agree on using read-only
2972 .eh_frame sections for 64-bit.
2973 * configure: Regenerate.
2975 2010-03-01 Richard Guenther <rguenther@suse.de>
2977 PR tree-optimization/43220
2978 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2979 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2981 2010-03-01 Richard Guenther <rguenther@suse.de>
2982 Martin Jambor <mjambor@suse.cz>
2985 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2986 gimplified parameters.
2988 2010-03-01 Christian Bruel <christian.bruel@st.com>
2990 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2992 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2994 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2996 2010-03-01 Richard Guenther <rguenther@suse.de>
2999 * expr.c (expand_assignment): Use the alias-oracle to tell
3000 if the rhs aliases the result decl.
3002 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3005 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3006 to sol_gt_pch_get_address.
3007 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3008 64-bit, SPARC and x86.
3009 (sol_gt_pch_get_address): New function.
3011 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3013 * toplev.h (inform_n, error_n): Declare.
3014 * diagnostic.c (inform_n, error_n): New function.
3016 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3018 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3019 has no rtl yet when processing local_decls, queue it and recheck
3020 if deferred stack allocation hasn't assigned it rtl.
3022 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3024 * config/sh/sh.c (unspec_bbr_uid): New.
3025 (gen_block_redirect): Use it instead of INSN_UID.
3026 (gen_far_branch): Likewise.
3028 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3030 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3031 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3033 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3035 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3036 (Warning Options): -Wno-conversion-null is valid for
3037 Objective-C++ as well.
3038 * doc/tm.texi (Named Address Spaces): Likewise.
3039 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3040 * doc/tree-ssa.texi (Tree SSA): Likewise.
3042 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3045 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3046 by default. Don't set the default arch for
3047 i[34567]86-*-darwin*|x86_64-*-darwin*.
3049 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3052 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3053 default. Set the default 32bit/64bit archs with $with_arch
3054 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3056 2010-02-27 Richard Guenther <rguenther@suse.de>
3058 PR tree-optimization/43186
3059 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3060 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3061 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3062 unroller iterations.
3064 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3066 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3067 required and i[34567]86-*-* targets don't support 64bit ISA.
3069 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3072 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3075 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3077 * config.gcc: Set the default arch at least to Prescott for
3078 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3079 if SSE math is enabled.
3081 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3083 * diagnostic.c (diagnostic_initialize): Update.
3084 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3086 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3087 (diagnostic_inhibit_notes): New.
3088 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3090 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3093 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3094 * doc/standards.texi: Likewise.
3095 * doc/extend.texi: Likewise.
3096 * doc/trouble.texi: Likewise.
3097 * doc/cppopts.texi: Likewise.
3098 * doc/install.texi: Likewise.
3099 * c.opt (std=c90,std=gnu90): New options.
3100 * c-opts.c (c_common_handle_option): Handle them.
3102 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3105 * c-decl.c (undeclared_variable): Use an informative note.
3107 2010-02-26 Richard Guenther <rguenther@suse.de>
3109 PR tree-optimization/43186
3110 * gimple.h (gimple_fold): Remove.
3111 * gimple.c (gimple_fold): Remove. Inline into single user ...
3112 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3113 Try harder for conditions.
3115 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3118 * function.c (used_types_insert): Don't skip through named pointer
3119 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3120 and it is different from the main variant's type.
3122 2010-02-26 Nick Clifton <nickc@redhat.com>
3124 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3126 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3128 * config.gcc: Support --with-fpmath=sse for x86.
3130 * config/i386/ssemath.h: New.
3132 * doc/install.texi (--with-fpmath=sse): Documented.
3134 2010-02-26 Richard Guenther <rguenther@suse.de>
3136 PR tree-optimization/43188
3137 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3138 vector types of over-aligned element type.
3140 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3143 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3144 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3146 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3148 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3150 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3152 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3153 * var-tracking.c: Include diagnostic.h.
3154 (debug_dv): New function.
3155 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3158 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3159 (add_value_chain, add_value_chains, remove_value_chain,
3160 remove_value_chains): Handle DEBUG_EXPRs.
3161 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3164 * regcprop.c (struct queued_debug_insn_change): New type.
3165 (struct value_data_entry): Add debug_insn_changes field.
3166 (struct value_data): Add n_debug_insn_changes field.
3167 (debug_insn_changes_pool): New variable.
3168 (free_debug_insn_changes, apply_debug_insn_changes,
3169 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3170 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3171 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3173 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3175 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3176 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3177 changes, call cprop_find_used_regs via note_stores.
3178 (copyprop_hardreg_forward): When copying vd from predecessor
3179 which has any queued DEBUG_INSN changes, make sure the pointers are
3180 cleared. At the end call df_analyze and then if there are any
3181 DEBUG_INSN changes queued at the end of some basic block for still
3182 live registers, apply them.
3183 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3185 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3187 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3190 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3192 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3193 targets. Set the default with_cpu/with_arch from arch/cpu.
3194 Allow x86-64 and native for with_cpu/with_arch.
3196 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3198 * ebitmap.c: Change calls to verify_popcount with calls to
3199 sbitmap_verify_popcount.
3200 (ebitmap_clear_bit): Fixed map->cacheindex test and
3201 map>cache update when bit clearing results in an empty
3204 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3207 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3208 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3209 and support both V2DF and V2DI modes.
3210 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3211 support both V2DF and V2DI modes.
3212 (general): Delete trailing whitespace from a few patterns.
3214 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3215 V2DF/V2DI interleave high/low builtins.
3217 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3220 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3221 interleave high/low functions.
3223 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3225 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3226 #pragma extern_prefix.
3228 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3231 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3232 BLKmode, assert op0 is a MEM and just adjust its mode.
3235 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3236 if bitpos isn't multiple of mode's bitsize.
3238 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3240 * c.opt (-ftemplate-depth=): New.
3241 (-ftemplate-depth-): Deprecate.
3242 * optc-gen.awk: Handle -ftemplate-depth=.
3243 * opth-gen.awk: Likewise.
3244 * c-opts.c (c_common_handle_option): Likewise.
3245 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3247 2010-02-24 Jason Merrill <jason@redhat.com>
3249 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3251 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3253 * cfg.c (alloc_aux_for_block): Remove inline.
3254 (alloc_aux_for_edge): Likewise.
3256 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3258 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3260 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3262 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3263 * config/i386/sol2-gas.h: New file.
3264 * config.gcc (i[34567]86-*-solaris2*): Use it.
3266 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3269 * c-typeck.c (ep_convert_and_check): New.
3270 (build_conditional_expr): Use it.
3271 (build_binary_op): Likewise.
3273 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3275 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3278 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3279 bounds even for -O+.
3280 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3281 expr needs to have DECL_NAME set.
3283 2010-02-24 Nick Clifton <nickc@redhat.com>
3285 * config/mep/mep.c: Include gimple.h.
3286 (mep_function_uses_sp): Delete unused function.
3287 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3288 parameters. Use unsigned integers to count args. Return a
3289 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3291 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3294 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3295 greater or equal to nelt instead of 2 * nelt.
3296 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3299 2010-02-23 Jason Merrill <jason@redhat.com>
3302 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3303 in cfun->local_decls even if they have register types.
3306 * stor-layout.c (place_field): Don't warn about unnecessary
3307 DECL_PACKED if the type is packed.
3309 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3312 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3313 GOTOFF relocs, even when the base reg isn't pic pointer.
3315 2010-02-23 Michael Matz <matz@suse.de>
3318 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3319 (expand_gimple_basic_block): Generate and use debug temps if there
3320 are debug uses left after the last real use of TERed ssa names.
3321 Unlink debug immediate uses when they are expanded.
3323 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3326 * config/i386/i386.c (override_options): Reorganise to provide
3327 better error messages.
3329 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3332 * graphite-scop-detection.c (create_single_exit_edge): Move
3333 the call to find_single_exit_edge to....
3334 (create_sese_edges): ...here. Don't handle multiple edges
3335 exiting the function.
3336 (build_graphite_scops): Don't handle multiple edges
3337 exiting the function.
3339 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3342 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3343 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3345 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3348 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3350 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3353 * c-typeck.c (convert_arguments): Print declaration location.
3354 * c-common.c (validate_nargs): Rename as
3355 builtin_function_validate_nargs.
3356 (check_builtin_function_arguments): Update.
3358 2010-02-22 Richard Guenther <rguenther@suse.de>
3361 * tree-inline.c (declare_return_variable): Use the type of
3362 the call stmt lhs if available.
3364 2010-02-22 Duncan Sands <baldrick@free.fr>
3366 * passes.c (register_pass): Always consider all pass lists when
3367 ref_pass_instance_number is zero.
3369 2010-02-22 Richard Guenther <rguenther@suse.de>
3371 PR tree-optimization/42749
3372 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3373 parameter. Do arithmetic in the original type.
3374 (update_accumulator_with_ops): Likewise.
3375 (adjust_accumulator_values): Adjust.
3377 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3379 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3380 (QI to BLKmode splitter): New splitter.
3382 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3384 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3385 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3387 2010-02-22 Richard Guenther <rguenther@suse.de>
3389 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3391 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3393 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3394 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3395 ($(T)crti.o, $(T)crtn.o): Remove rules.
3397 2010-02-21 Tobias Burnus <burnus@net-b.de>
3400 * doc/invoke.texi (-fassociative-math): Document that this
3401 option is automatically enabled for Fortran.
3403 2010-02-20 David S. Miller <davem@davemloft.net>
3405 * configure.ac: Test if linker and assembler properly support
3406 GOTDATA_OP relocations.
3407 * configure: Rebuild.
3408 * config.in: Likewise.
3409 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3410 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3411 (movsi_high_pic): Likewise.
3412 (movdi_lo_sum_pic): Likewise.
3413 (movdi_high_pic): Likewise.
3414 (movsi_pic_gotdata_op): New pattern.
3415 (movdi_pic_gotdata_op): Likewise.
3416 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3417 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3419 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3422 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3423 attribute to ssemul.
3424 (xop_mulv2div2di3_high): Ditto.
3426 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3429 * c.opt (Wconversion-null): New option.
3430 * doc/invoke.texi (Wconversion-null): Document.
3432 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3434 * common.opt (Wlarger-than-): Add Undocumented.
3436 2010-02-19 Mike Stump <mikestump@comcast.net>
3438 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3440 2010-02-19 Jason Merrill <jason@redhat.com>
3443 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3444 * configure: Likewise.
3446 2010-02-20 Alan Modra <amodra@gmail.com>
3449 * cgraph.h (cgraph_make_decl_local): Declare.
3450 * cgraph.c (cgraph_make_decl_local): New function.
3451 (cgraph_make_node_local): Use it.
3452 * cgraphunit.c (cgraph_function_versioning): Likewise.
3453 * ipa.c (function_and_variable_visibility): Likewise.
3455 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3458 * except.c (sjlj_emit_function_enter): Don't call
3459 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3461 * rtl.h (add_reg_br_prob_note): Remove prototype.
3463 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3466 * c-common.c (conversion_warning): Remove widening conversions
3467 before checking the conversion of integers to reals.
3469 2010-02-19 Mike Stump <mikestump@comcast.net>
3472 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3475 * cgraphunit.c (process_function_and_variable_attributes): Check
3476 DECL_PRESERVE_P instead of looking up attribute "used".
3477 * ipa-pure-const.c (check_decl): Likewise.
3478 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3479 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3480 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3481 instead of attribute "used".
3482 * config/sol2-c.c (solaris_pragma_init): Likewise.
3483 (solaris_pragma_fini): Likewise.
3485 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3487 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3488 Use XCNEW instead of xcalloc.
3489 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3490 XNEW instead of xmalloc.
3491 (get_fields): Use XNEWVEC instead of xmalloc.
3494 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3495 populate vars array.
3496 (create_new_general_access): For debug stmts just reset value.
3497 (get_stmt_accesses): For accesses within debug stmts just record them
3498 using add_access_to_acc_sites instead of preventing the peeling or
3499 counting them as accesses.
3502 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3504 2010-02-19 Richard Guenther <rguenther@suse.de>
3506 PR tree-optimization/42916
3507 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3510 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3512 * configure.ac: Replace all uses of changequote in macro arguments
3513 with proper quoting.
3515 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3518 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3520 2010-02-19 Richard Guenther <rguenther@suse.de>
3522 PR tree-optimization/42944
3523 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3524 test for aliasing with errno.
3526 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3529 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3530 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3531 * dojump.c: Include output.h.
3532 (inv): New inline function.
3533 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3534 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3535 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3536 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3537 argument, pass it down to other calls.
3538 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3539 add REG_BR_PROB note to the conditional jump.
3540 * cfgexpand.c (add_reg_br_prob_note): Removed.
3541 (expand_gimple_cond): Don't call it, add the probability
3542 as last argument to jumpif_1/jumpifnot_1.
3543 * Makefile.in (dojump.o): Depend on output.h.
3544 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3546 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3547 * stmt.c (do_jump_if_equal): Likewise.
3548 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3549 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3550 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3552 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3553 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3554 jumpifnot_1 callers.
3555 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3557 (store_expr): Adjust jumpifnot caller.
3558 (store_constructor): Adjust jumpif caller.
3561 * gimplify.c (gimple_boolify): For __builtin_expect call
3562 gimple_boolify also on its first argument.
3564 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3566 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3568 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3569 * configure: Regenerated.
3571 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3573 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3574 lang_hooks.types_compatible_p instead of comptypes.
3576 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3578 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3579 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3580 if __prefer_thumb__ is defined.
3582 2010-02-18 Martin Jambor <mjambor@suse.cz>
3584 PR tree-optimization/43066
3585 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3586 array with zero-sized element type.
3588 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3590 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3591 rtx, allocate struct var_loc_node here and return it to the
3592 caller, and only if it is actually needed.
3593 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3594 move it earlier and return immediately if it returns NULL.
3596 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3598 * config/sparc/gas.h: New file. Restore
3599 TARGET_ASM_NAMED_SECTION to its ELF default.
3600 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3602 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3603 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3604 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3605 after sparc/sysv4.h.
3607 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3609 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3611 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3613 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3614 patterns from predicated pattern.
3616 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3619 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3620 for insn mnemonic suffix.
3622 2010-02-17 Richard Guenther <rguenther@suse.de>
3624 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3627 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3630 * caller-save.c (save_call_clobbered_regs): If BB ends with
3631 a DEBUG_INSN, move any notes in between last real insn and the last
3632 DEBUG_INSN after the last DEBUG_INSN.
3634 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3636 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3637 Fix return type. Fix argument type. Explain meaning of return value.
3639 2010-02-16 Richard Guenther <rguenther@suse.de>
3641 PR tree-optimization/41043
3642 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3643 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3645 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3647 2010-02-16 Ira Rosen <irar@il.ibm.com>
3649 PR tree-optimization/43074
3650 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3651 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3652 vectorizable cycles in hybrid SLP check.
3653 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3655 2010-02-16 Richard Guenther <rguenther@suse.de>
3657 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3658 (true_dependence): If memrefs_conflict_p computes must-alias
3659 trust it. Move TBAA check after offset-based disambiguation.
3660 (canon_true_dependence): Likewise.
3662 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3664 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3665 * doc/invoke.texi: Document it.
3666 * var-tracking.c: Include toplev.h and params.h.
3667 (vt_find_locations): Return bool indicating success. Compute
3668 hash sizes unconditionally. Check new parameter, report.
3669 (variable_tracking_main_1): Check vt_find_locations results and
3670 retry. Renamed from...
3671 (variable_tracking_main): ... this. New wrapper to preserve
3672 flag_var_tracking_assignments.
3673 * Makefile.in (var-tracking.o): Adjust dependencies.
3675 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3676 Jakub Jelinek <jakub@redhat.com>
3679 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3680 if weak_import attribute is present.
3681 * config/darwin.c (machopic_select_section): Likewise.
3683 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3685 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3686 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3687 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3688 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3690 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
3693 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3696 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3697 Rewrite text to refer to the names.
3699 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3701 * config/i386/i386-builtin-types.def
3702 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3703 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3704 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3705 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3706 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3707 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3708 IX86_BUILTIN_VPERMIL2PS256.
3709 (MULTI_ARG_4_DF2_DI_I): Defined.
3710 (MULTI_ARG_4_DF2_DI_I1): Defined.
3711 (MULTI_ARG_4_SF2_SI_I): Defined.
3712 (MULTI_ARG_4_SF2_SI_I1): Defined.
3713 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3714 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3715 __builtin_ia32_vpermil2ps256.
3716 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3717 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3718 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3719 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3720 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3721 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3722 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3723 CODE_FOR_xop_vpermil2v8sf3.
3724 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3725 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3726 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3727 (_mm256_permute2_pd): New.
3728 (_mm_permute2_ps): New.
3729 (_mm256_permute2_ps): New.
3731 2010-02-15 Nick Clifton <nickc@redhat.com>
3733 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3734 boolean parameters. Use emit_jump_insn when emitting a pop
3735 instruction containing a return insn.
3736 (push): Use 'true' rather than '1' as second parameter to F.
3737 (h8300_expand_prologue): Likewise.
3738 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3739 (h8300_expand_epilogue): Likewise.
3741 2010-02-15 Richard Guenther <rguenther@suse.de>
3744 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3747 2010-02-15 Nick Clifton <nickc@redhat.com>
3749 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3752 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3754 * intl.c (fake_ngettext): New function.
3755 * intl.h (fake_ngettext): Declare.
3756 (ngettext): Define macro.
3757 * collect2.c (notice_translated): New function.
3758 (main): Use notice_translated and ngettext.
3759 * collect2.h (notice_translated): Declare.
3761 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3763 * reorg.c (delete_computation): Comment fixes.
3764 * caller-save.c (setup_save_areas): Idem.
3765 * sel-sched-dump.c (dump_lv_set): Idem.
3768 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3770 * config/s390/s390.c (s390_sched_init): New function.
3771 (TARGET_SCHED_INIT): Target hook defined.
3773 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3774 Jack Howarth <howarth@bromo.med.uc.edu>
3775 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3778 Partial revert of unintended change in fix for PR41605.
3779 * config/darwin.h: Fix typo.
3780 * config/darwin9.h: Same.
3782 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3784 * c-pch.c (pch_init): Clear v.
3786 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3789 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3790 graphite_can_represent_init for MULT_EXPR.
3792 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3796 * graphite-sese-to-poly.c (remove_phi): New.
3797 (translate_scalar_reduction_to_array): Call remove_phi.
3799 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3802 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3803 * graphite-clast-to-gimple.h (gloog): Update declaration.
3804 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3805 * graphite-poly.h (struct poly_bb): Add missing comments.
3806 (struct scop): Add poly_scop_p field.
3808 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3809 * graphite.c (graphite_transform_loops): Build the polyhedral
3810 representation for each scop before code generation.
3811 * sese.c (rename_variables_in_operand): Removed.
3812 (rename_variables_in_expr): Return the renamed expression.
3813 (rename_sese_parameters): New.
3814 * sese.h (rename_sese_parameters): Declared.
3816 2010-02-11 Richard Guenther <rguenther@suse.de>
3818 PR tree-optimization/42998
3819 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3820 POINTER_PLUS_EXPR properly.
3822 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3823 Changpeng Fang <changpeng.fang@amd.com>
3826 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3827 the cost of an IV candidate when the IV is used in a test against zero.
3829 * gcc.dg/tree-ssa/ivopts-3.c: New.
3831 2010-02-11 Richard Guenther <rguenther@suse.de>
3834 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3835 pointer-vs-decl case by swapping refs. Handle some cases
3836 of pointer-vs-decl disambiguations more conservatively.
3837 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3838 to false after expanding.
3840 2010-02-11 Richard Guenther <rguenther@suse.de>
3843 * gcc.c (process_command): Handle LTO file@offset case more
3846 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3848 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3849 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3851 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3853 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3854 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3855 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3856 Optimize eq/ne comparisons when both arguments are known to be
3858 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3859 Don't mask operands unnecessarily if they are known to be already
3862 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3864 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3867 2010-02-10 Richard Guenther <rguenther@suse.de>
3869 PR tree-optimization/43017
3870 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3871 for wrapping signed arithmetic.
3873 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3876 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3877 if no debug info should be emitted for it.
3879 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3881 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3882 note when flag_exceptions is set.
3884 2010-02-10 Duncan Sands <baldrick@free.fr>
3886 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3888 2010-02-10 Richard Guenther <rguenther@suse.de>
3891 * tree.c (get_unwidened): Handle constants.
3892 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3894 2010-02-10 Martin Jambor <mjambor@suse.cz>
3897 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3898 check for variable argument counts independently.
3900 2010-02-10 Christian Bruel <christian.bruel@st.com>
3903 * config/sh/sh.c (find_barrier): Increase length for non delayed
3904 conditional branches.
3906 2010-02-10 Christian Bruel <christian.bruel@st.com>
3908 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3910 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3912 * builtins.c (set_builtin_user_assembler_name): Also handle
3913 ffs if int is smaller than word.
3915 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3918 * ira-conflicts.c (get_dup): Remove.
3919 (process_reg_shuffles): Add new parameter. Use it as an
3920 additional guard for copy generation.
3921 (add_insn_allocno_copies): Rewrite.
3923 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3925 * common.opt (fsched2-use-traces): Preserved for backward
3927 * doc/invoke.texi: Remove the documentation about option
3928 -fsched2-use-traces.
3929 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3930 flag_sched2_use_traces.
3931 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3932 the backward compatibility flag section.
3934 2010-02-09 Richard Guenther <rguenther@suse.de>
3936 PR tree-optimization/43008
3937 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3938 make HEAP variables initialized from global memory if they
3939 are not known builtin functions.
3940 (find_func_aliases): Adjust.
3942 2010-02-09 Richard Guenther <rguenther@suse.de>
3944 PR tree-optimization/43000
3945 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3946 arithmetic manually.
3948 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3950 PR tree-optimization/42931
3951 * tree-loop-linear.c (try_interchange_loops): Don't call
3952 double_int_mul if estimated_loop_iterations failed.
3954 2010-02-08 Martin Jambor <mjambor@suse.cz>
3957 * tree-sra.c (build_accesses_from_assign): Do not mark in
3958 should_scalarize_away_bitmap if stmt has volatile ops.
3959 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3962 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3964 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3966 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3968 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3971 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3974 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3976 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3979 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3980 to unknown_dependence.
3981 (graphite_legal_transform_dr): Handle the unknown_dependence.
3982 (graphite_carried_dependence_level_k): Same.
3984 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3986 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3988 2010-02-07 Richard Guenther <rguenther@suse.de>
3991 * expr.c (get_inner_reference): Always initialize *pbitsize.
3993 2010-02-07 Richard Guenther <rguenther@suse.de>
3996 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3997 new ARRAY_REFs on variable size element or minimal index arrays.
3999 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4000 gimple_fold_indirect_ref.
4002 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4005 * arm.c (arm_override_options): Just return if the user has specified
4006 an invalid fpu name.
4008 2010-02-03 Jason Merrill <jason@redhat.com>
4011 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4012 i386_pe_maybe_record_exported_symbol.
4014 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4017 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4018 (pa_delegitimize_address): New function.
4020 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4022 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4023 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4025 2010-02-05 Richard Guenther <rguenther@suse.de>
4028 * lto-streamer-in.c (get_resolution): Deal with references
4029 to undefined functions.
4031 2010-02-05 Richard Guenther <rguenther@suse.de>
4033 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4034 (fold_const_aggregate_ref): Likewise.
4035 (ccp_fold_stmt): Substitute loads.
4036 (maybe_fold_reference): Verify types before substituting.
4038 (fold_gimple_assign): Unshare properly.
4039 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4041 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4043 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4044 for rs6000_gen_cell_microcode.
4046 2010-02-04 Richard Guenther <rguenther@suse.de>
4048 PR rtl-optimization/42952
4049 * dse.c (const_or_frame_p): Remove MEM handling.
4051 2010-02-04 Nick Clifton <nickc@redhat.com>
4053 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4054 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4055 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4056 (mn10300_asm_output_mi_thunk): New function.
4057 (mn10300_can_output_mu_thunk): New function.
4058 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4059 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4060 (FUNCTION_ARG): Delete incorrect comment.
4062 2010-02-03 Jason Merrill <jason@redhat.com>
4065 * fold-const.c (operand_equal_p): Handle erroneous types.
4067 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4069 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4071 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4073 PR rtl-optimization/42941
4074 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4077 2010-02-03 Jason Merrill <jason@redhat.com>
4080 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4082 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4085 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4086 (cselib_reset_table): Renamed from...
4087 (cselib_reset_table_with_next_value): ... this.
4088 (cselib_get_next_uid): Renamed from...
4089 (cselib_get_next_unknown_value): ... this.
4090 * cselib.c (next_uid): Renamed from...
4091 (next_unknown_value): ... this.
4092 (cselib_clear_table): Adjust.
4093 (cselib_reset_table): Adjust. Renamed from...
4094 (cselib_reset_table_with_next_value): ... this.
4095 (cselib_get_next_uid): Adjust. Renamed from...
4096 (cselib_get_next_unknown_value): ... this.
4097 (get_value_hash): Use hash.
4098 (cselib_hash_rtx): Likewise.
4099 (new_cselib_val): Adjust. Set and dump uid.
4100 (cselib_lookup_mem): Pass next_uid as hash.
4101 (cselib_subst_to_values): Likewise.
4102 (cselib_log_lookup): Dump uid.
4103 (cselib_lookup): Pass next_uid as hash. Adjust.
4104 (cselib_process_insn): Adjust.
4105 (cselib_init): Initialize next_uid.
4106 (cselib_finish): Adjust.
4107 (dump_cselib_table): Likewise.
4108 * dse.c (canon_address): Dump value uid.
4109 * print-rtl.c (print_rtx): Print value uid.
4110 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4112 (dv_uid): New function, sort of renamed from...
4113 (dv_htab_hash): ... this, reimplemented in terms of it and...
4114 (dv_uid2hash): ... this. New.
4115 (variable_htab_eq): Drop excess assertions.
4116 (tie_break_pointers): Removed.
4117 (canon_value_cmp): Compare uids.
4118 (variable_post_merge_New_vals): Print uids.
4119 (vt_add_function_parameters): Adjust.
4120 (vt_initialize): Reset table. Adjust.
4122 2010-02-03 Richard Guenther <rguenther@suse.de>
4124 PR tree-optimization/42944
4125 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4126 (call_may_clobber_ref_p_1): Likewise. Properly handle
4127 malloc and calloc clobbering errno.
4129 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4131 * doc/invoke.texi: Fix name of sched1 dump.
4133 * opts.c (decode_options): Set flag_tree_switch_conversion
4134 only conditionally on optimize >= 2.
4136 * gcse.c: Assorted comment fixes in pass description.
4138 2010-02-03 Anthony Green <green@moxielogic.com>
4140 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4141 nop padding in order to maintain alignment of storage location of
4142 target function address.
4143 (moxie_trampoline_init): Store target function address at newly
4145 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4147 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4149 2010-02-03 Richard Guenther <rguenther@suse.de>
4152 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4154 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4156 * config.gcc: Reenable check for obsolete targets.
4157 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4158 mips-sgi-irix6.[0-4]*.
4160 2010-02-02 Nick Clifton <nickc@redhat.com>
4162 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4163 constant size of 4 as being the same as 0.
4164 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4165 can take values in the range 0..4.
4167 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4170 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4171 as _darwin10_Unwind_FindEnclosingFunction().
4172 * libgcc-libsystem.ver: New.
4174 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4177 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4178 implicitly set registers.
4180 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4182 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4183 (arm_override_options): Allow automatic selection of the thread
4184 pointer register if thumb2.
4185 (legitimize_pic_address): Improve code sequences for Thumb2.
4186 (arm_call_tls_get_addr): Likewise.
4187 (legitimize_tls_address): Likewise.
4188 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4189 (pic_load_addr_32bit): ... this. New named pattern.
4190 * thumb2.md (pic_load_addr_thumb2): Delete.
4191 (pic_load_dot_plus_four): Delete.
4192 (tls_load_dot_plus_four): New named pattern.
4194 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4197 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4198 Document fix for TLS bug.
4200 2010-01-31 Richard Guenther <rguenther@suse.de>
4202 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4203 conservatively correct.
4205 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4209 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4211 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4213 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4215 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4217 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4219 * config.gcc: Adjust order of makefile fragments for mingw targets.
4221 2010-01-31 Richard Guenther <rguenther@suse.de>
4224 * gimplify.c (gimplify_init_constructor): For volatile LHS
4225 initialize a temporary.
4227 2010-01-31 Matthias Klose <doko@ubuntu.com>
4229 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4231 * configure: Regenerate.
4233 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4235 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4236 the same alias set and their sizes different constantness.
4237 (aliasing_component_refs_p): Revert 2009-10-24 change.
4239 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4241 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4244 2010-01-29 Richard Guenther <rguenther@suse.de>
4246 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4247 Assert we successfully updated the call.
4249 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4251 PR rtl-optimization/42889
4252 * df.h (df_set_bb_dirty_nonlr): New prototype.
4253 * df-core.c (df_set_bb_dirty_nonlr): New function.
4254 * df-scan.c (df_insn_rescan): Call it instead of
4255 df_set_bb_dirty for DEBUG_INSNs.
4257 2010-01-29 Richard Guenther <rguenther@suse.de>
4260 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4261 quadratic behavior in most cases.
4263 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4266 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4267 in the call to gen_x86_movsicc_0_m1.
4269 2010-01-28 Richard Guenther <rguenther@suse.de>
4271 PR tree-optimization/42871
4272 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4274 2010-01-28 Richard Guenther <rguenther@suse.de>
4276 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4277 into call arguments.
4279 2010-01-28 Richard Guenther <rguenther@suse.de>
4282 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4283 the forwarder if the destination is an EH landing pad.
4285 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4287 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4288 block list passed to gimple_duplicate_sese_tail.
4289 (parallelize_loops): Avoid parallelization when the function
4291 Avoid parallelization when the preheader is IRREDUCIBLE.
4292 Try to optimize when estimated_loop_iterations_int is unresolved.
4293 Add the loop's location to the dump file.
4294 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4295 (gimple_duplicate_sese_tail): Remove the check for the latch.
4296 Redirect nexits to the exit block.
4297 Remove handling of the incoming edges to the latch.
4298 Redirect the backedge from the copied latch to the exit bb.
4300 2010-01-28 Michael Matz <matz@suse.de>
4303 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4304 Wrap force_reg into a sequence, emit it before user.
4306 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4308 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4310 (arm_legacy_rev): Likewise.
4311 (thumb_legacy_rev): Likewise.
4313 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4315 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4316 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4317 on MEM's address failed, try avoid_constant_pool_reference and
4318 recurse if it returned something different.
4319 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4320 address, try avoid_constant_pool_reference and recurse if it
4321 returned something different.
4322 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4323 address and avoid_constant_pool_reference returned something
4324 different, don't set have_address.
4326 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4329 * var-tracking.c (val_store): Add modified argument, obey it.
4331 (count_uses): Move down logging of main.
4332 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4333 don't need resolution.
4334 (emit_notes_in_bb): Likewise.
4336 2010-01-27 Richard Guenther <rguenther@suse.de>
4339 * tree-inline.c (remap_decl): Delay remapping of SSA name
4340 default definitions until we need them.
4342 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4344 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4345 (rs6000_delegitimize_address): New function.
4347 * config/s390/s390.c (s390_delegitimize_address): Call
4348 delegitimize_mem_from_attrs.
4351 * tree-inline.c (cannot_copy_type_1): Removed.
4352 (copy_forbidden): Don't forbid copying of functions containing
4353 records/unions with variable length fields.
4355 2010-01-27 Christian Bruel <christian.bruel@st.com>
4359 * config/sh/sh.c (find_barrier): Increase length for non delayed
4360 conditional branches.
4362 2010-01-27 Matthias Klose <doko@ubuntu.com>
4364 * configure.ac (gnu-unique-object): Fix ldd version check.
4365 * configure: Regenerate.
4367 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4369 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4371 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4372 Test for HAVE_GNU_AS value.
4374 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4376 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4377 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4378 INT64_TYPE): Define.
4379 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4380 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4381 INT_LEAST64_TYPE): Define.
4382 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4383 UINT_LEAST64_TYPE): Define.
4384 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4385 INT_FAST64_TYPE): Define.
4386 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4387 UINT_FAST64_TYPE): Define.
4388 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4389 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4390 (SIG_ATOMIC_TYPE): Define.
4392 2010-01-26 Richard Guenther <rguenther@suse.de>
4394 * df-scan.c (df_scan_set_bb_info): Remove assert.
4395 (df_insn_rescan_debug_internal): Merge asserts.
4396 (df_install_ref): Likewise.
4397 (df_mark_reg): Use bitmap_set_range.
4398 (df_hard_reg_used_p): Remove assert.
4399 (df_hard_reg_used_count): Likewise.
4401 2010-01-26 Richard Guenther <rguenther@suse.de>
4403 PR rtl-optimization/42685
4404 * web.c (web_main): Ignore DEBUG_INSNs.
4406 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4408 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4410 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4411 Fix types of fndecl and arglist parameters.
4413 2010-01-26 Richard Guenther <rguenther@suse.de>
4416 * tree-eh.c (unsplit_eh): Skip debug insns.
4418 2010-01-26 Richard Guenther <rguenther@suse.de>
4420 PR tree-optimization/42250
4421 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4423 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4426 * omp-low.c (expand_omp_sections): Only use single_pred if
4427 l2_bb is single_pred_p.
4429 2010-01-25 Christian Bruel <christian.bruel@st.com>
4432 * config/sh/sh.c (find_barrier): Increase length for non delayed
4433 conditional branches.
4434 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4436 2010-01-24 David S. Miller <davem@davemloft.net>
4438 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4439 define if not using GAS.
4440 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4441 Likewise. Delete SECTION_MERGE code, which is only applicable
4444 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4447 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4448 mangling of va_list in system headers.
4450 2010-01-23 Toon Moene <toon@moene.org>
4452 * tree-predcom.c (combine_chains): Return NULL, not false.
4454 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4456 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4457 initialization of variable res to agree with return type.
4459 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4461 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4462 * tree-sra.c: Add include of expr.h.
4464 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4466 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4467 insert the debug stmt on the single non-EH edge from the stmt.
4469 2010-01-22 Richard Henderson <rth@redhat.com>
4472 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4473 the RHS until after generate_subtree_copies has insertted its
4474 code before the current statement.
4476 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4478 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4480 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4482 2010-01-21 Martin Jambor <mjambor@suse.cz>
4484 PR tree-optimization/42585
4485 * tree-sra.c (struct access): New field grp_total_scalarization.
4486 (dump_access): Dump the new field.
4487 (should_scalarize_away_bitmap): New variable.
4488 (cannot_scalarize_away_bitmap): Likewise.
4489 (sra_initialize): Allocate new bitmaps.
4490 (sra_deinitialize): Free new bitmaps.
4491 (create_access_1): New function.
4492 (create_access): Parts moved to create_access_1.
4493 (type_consists_of_records_p): New function.
4494 (completely_scalarize_record): Likewise.
4495 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4496 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4497 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4499 (analyze_all_variable_accesses): Completely scalarize small eligible
4502 2010-01-21 Martin Jambor <mjambor@suse.cz>
4504 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4506 2010-01-21 Andrew Haley <aph@redhat.com>
4508 * gcc.c (process_command): Move lang_specific_driver before
4509 setting cc_libexec_prefix.
4511 2010-01-21 Richard Guenther <rguenther@suse.de>
4514 * fold-const.c (negate_expr_p): Pretend only negative
4515 real constants are easily negatable.
4517 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4518 Jason Merrill <jason@redhat.com>
4520 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4521 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4522 * calls.c (initialize argument_information): Handle it.
4523 * c-common.c (handle_transparent_union_attribute): Use new name.
4524 * c-decl.c (finish_struct): Ditto.
4525 * c-typeck.c (type_lists_compatible_p): Ditto.
4526 (convert_for_assignment): Use new name and also handle record.
4527 * function.c (aggregate_value_p): Handle it.
4528 (pass_by_reference): Ditto.
4529 (assign_parm_data_types): Ditto.
4530 * print-tree.c (print_node): Ditto.
4531 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4532 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4533 * tree.c (first_field): New fn.
4535 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4538 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4539 even when linking statically, for now.
4541 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4544 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4545 without a cselib val.
4546 (count_uses): Accept MO_VAL_SET with no val on stores.
4547 (add_stores): Likewise.
4549 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4551 * var-tracking.c (check_value_val): Add a compile time assertion.
4552 (dv_is_decl_p): Simplify.
4553 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4554 gcc_assert if ENABLE_CHECKING.
4556 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4559 * var-tracking.c: Include tree-flow.h.
4560 (mem_dies_at_call): New.
4561 (dataflow_set_preserve_mem_locs): Use it.
4562 (dataflow_set_remove_mem_locs): Likewise.
4563 (dump_var): Renamed from dump_variable. Adjust all callers.
4564 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4565 * Makefile.in (var-tracking.o): Adjust deps.
4567 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4569 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4571 2010-01-20 Richard Guenther <rguenther@suse.de>
4573 PR tree-optimization/42717
4574 * tree-ssa-dce.c (get_live_post_dom): Remove.
4575 (forward_edge_to_pdom): Take an arbitrary edge to copy
4576 degenerate PHI args from.
4577 (remove_dead_stmt): Use the first post-dominator even if it
4578 does not contain live statements as redirection destination.
4580 2010-01-20 Richard Guenther <rguenther@suse.de>
4582 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4584 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4586 * sel-sched.c (create_speculation_check): Remove set but not used
4588 (try_transformation_cache): Remove set but not used variable ds.
4589 (calculate_privileged_insns): Remove set but not used variables
4590 cur_insn and min_spec_insn.
4591 (find_best_expr): Remove set but not used variable avail_n.
4592 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4594 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4596 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4597 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4600 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4603 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4604 cpu types. Add support for *-sse3 cpu types.
4605 (x86_64-*-*): Ditto.
4607 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4610 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4611 argument, call initializer_constant_valid_p_1 instead of
4612 initializer_constant_valid_p, pass CACHE to it, return NULL
4613 immediately if first call returns NULL.
4614 (initializer_constant_valid_p_1): New function.
4615 (initializer_constant_valid_p): Use it.
4617 2010-01-20 Thomas Quinot <quinot@adacore.com>
4619 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4621 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4623 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4624 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4625 (loc_list_from_tree): Don't handle unsigned division. Handle
4626 signed modulo using DW_OP_{over,over,div,mul,minus}.
4627 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4628 modulo instead of signed.
4630 2010-01-20 DJ Delorie <dj@redhat.com>
4632 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4634 (h8300_emit_stack_adjustment): Propogate it.
4636 (h8300_expand_prologue): Likewise.
4637 (h8300_expand_epilogue): Likewise.
4639 2010-01-19 Michael Matz <matz@suse.de>
4641 PR tree-optimization/41783
4642 * tree-data-ref.c (toplevel): Include flags.h.
4643 (dump_data_dependence_relation): Also dump the inputs if the
4644 result will be unknown.
4645 (split_constant_offset_1): Look through some conversions.
4646 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4647 the offset from last element is too large.
4648 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4649 (reassociate_to_the_same_stmt): Handle vector registers.
4650 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4652 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4653 wide_prolog_niters argument, emit widening instructions.
4654 (vect_do_peeling_for_alignment): Adjust caller, use widened
4655 variant of the iteration cound.
4656 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4658 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4661 * config/arm/neon-testgen.m (emit_automatics): New parameter
4662 features. Adjust for Fixed_return_reg feature.
4663 (test_intrinsic): Call emit_automatics with new feature.
4664 * config/arm/neon.ml: Update copyright years.
4665 (features): New Fixed_return_reg feature.
4666 (ops): Update feature for Vget_low.
4668 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4670 PR tree-optimization/42719
4671 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4675 * fwprop.c (all_uses_available_at): Return false if def_set dest
4676 is a REG that is used in def_insn.
4678 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4680 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4682 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4685 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4687 * target.h (struct gcc_target) <secondary_reload>: Change type
4688 of last argument to secondary_reload_info *.
4690 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4693 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4694 memory references with unaligned offsets. Remove CQImode handling.
4695 (unaligned_memory_operand): Return 1 for memory references with
4696 unaligned offsets. Remove CQImode handling.
4698 2010-01-18 Richard Guenther <rguenther@suse.de>
4701 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4704 2010-01-18 Richard Guenther <rguenther@suse.de>
4706 PR tree-optimization/42781
4707 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4708 restrict processing only if the original variable was artificial.
4710 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4712 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4713 find number of popped argument bytes.
4715 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4716 Fix the text that describes the return value for invalid insns.
4718 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4720 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4721 Clarify what 'cost of the -dependence' is. Fix quoting.
4723 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4724 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4726 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4728 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4729 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4731 2010-01-17 Richard Guenther <rguenther@suse.de>
4734 * function.c (split_complex_args): Take a VEC to modify.
4735 (assign_parms_augmented_arg_list): Build a VEC instead of
4736 a chain of PARM_DECLs.
4737 (assign_parms_unsplit_complex): Take a VEC of arguments.
4738 Do not fixup unmodified parms.
4739 (assign_parms): Deal with the VEC.
4740 (gimplify_parameters): Likewise.
4742 2010-01-17 Richard Guenther <rguenther@suse.de>
4744 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4745 node existence check.
4746 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4747 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4748 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4749 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4750 (gimple_execute_on_growing_pred): Likewise.
4752 2010-01-17 Richard Guenther <rguenther@suse.de>
4754 PR tree-optimization/42773
4755 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4756 (compute_antic_aux): Likewise.
4757 (compute_partial_antic_aux): Likewise.
4759 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4762 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4765 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4767 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4770 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4771 Fix markup for strict argument.
4773 (TARGET_SCHED_REORDER2): Fix argument types.
4775 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4776 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4778 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4779 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4781 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4784 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4785 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4786 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4787 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4788 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4790 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4792 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4794 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4795 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4797 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4799 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4802 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4804 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4805 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4807 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4809 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4811 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4812 referring to it. Fix language.
4814 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4816 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4818 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4820 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4822 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4823 '@var{stream}. Remove stray 'and'.
4825 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4827 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4829 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4831 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4832 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4834 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4835 Fix description of return value.
4836 Rename argument "sz" to "len."
4838 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4839 Clarify meaning of 'true' return value.
4841 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4843 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4844 rep_mode versus mode_rep.
4846 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4848 (TARGET_BUILTIN_DECL): Fix name.
4850 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4852 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4854 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4856 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4858 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4860 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4863 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4864 Rename argument tm_fn to md_fn.
4866 (TARGET_OPTION_PRINT): Fix argument list.
4868 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4871 * config/i386/i386.c (ix86_fixup_binary_operands):
4872 Revert FMA4 fixup of operands.
4874 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4877 * Makefile.in (write_entries_to_file, install-plugin):
4878 Use \012 instead of \n with tr.
4880 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4882 * configure.ac (HAVE_AS_REF): New C macro.
4883 * configure: Regenerate.
4884 * config.in: Likewise.
4885 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4887 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4890 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4892 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4894 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4896 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4898 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4900 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4902 (TARGET_BINDS_LOCAL_P): Fix argument type.
4904 (TARGET_ASM_FILE_END): Use prototype.
4906 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4908 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4910 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4912 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4914 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4915 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4917 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4918 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4920 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4921 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4922 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4923 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4925 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4927 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4929 (TARGET_INIT_BUILTINS): Use prototype.
4931 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4932 Put 'const char *' in braces. Fix parameter types.
4933 (TARGET_INVALID_CONVERSION): Fix parameter types.
4934 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4935 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4937 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4940 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4942 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4944 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4946 * doc/tm.texi (TARGET_HELP): Fix return type.
4948 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4949 in braces. Fix argument types.
4951 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4953 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4955 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4957 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4958 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4960 (TARGET_MANGLE_TYPE): Fix argument types.
4962 (TARGET_IRA_COVER_CLASSES): Use prototype.
4964 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4966 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4968 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4970 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4972 (TARGET_CALLEE_COPIES): Fix argument types.
4974 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4976 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4978 (TARGET_FUNCTION_VALUE): Fix argument types.
4980 (TARGET_RETURN_IN_MSB): Fix argument type.
4982 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4984 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4986 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4988 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4989 agree with return type.
4991 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4993 2010-01-15 Jing Yu <jingyu@google.com>
4995 PR rtl-optimization/42691
4996 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4997 a pseudo to a constant and are merged, and adjust comments.
4999 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5001 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5003 2010-01-15 Richard Guenther <rguenther@suse.de>
5006 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5007 labels of computed or non-local gotos to the destination.
5008 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5009 landing pad label is the first label.
5011 2010-01-15 Richard Guenther <rguenther@suse.de>
5013 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5015 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5018 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5019 to allow generation of the xssqrtdp instruction on power7.
5020 (sqrtdf2_fpr): Ditto.
5022 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5025 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5026 functions with noreturn attribute.
5029 * varasm.c (declare_weak): Add weak attribute to decl if it
5030 doesn't have one already.
5031 (assemble_external): Only add decls to weak_decls if they also
5032 have weak attribute.
5034 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5036 * var-tracking.c (var_reg_delete): Don't delete the association
5037 between REGs and values or one-part variables if the register
5040 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5043 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5044 because its first operand is a non-localized variable.
5046 2010-01-14 Martin Jambor <mjambor@suse.cz>
5048 PR tree-optimization/42706
5049 * tree-sra.c (encountered_recursive_call): New variable.
5050 (encountered_unchangable_recursive_call): Likewise.
5051 (sra_initialize): Initialize both new variables.
5052 (callsite_has_enough_arguments_p): New function.
5053 (scan_function): Call decl and flags check only for IPA-SRA, check
5054 whether there is a recursive call and whether it has enough arguments.
5055 (all_callers_have_enough_arguments_p): New function.
5056 (convert_callers): Look for recursive calls only when
5057 encountered_recursive_call is set.
5058 (ipa_early_sra): Bail out either if
5059 !all_callers_have_enough_arguments_p or
5060 encountered_unchangable_recursive_call.
5062 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5064 * sel-sched.c: Add 2010 to copyright years.
5065 * sel-sched-ir.c: Likewise.
5066 * sel-sched-ir.h: Likewise.
5068 2010-01-14 Martin Jambor <mjambor@suse.cz>
5070 PR tree-optimization/42714
5071 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5072 constructors specially.
5074 2010-01-14 Andi Kleen <ak@linux.intel.com>
5076 * config/i386/drivers-i386.c (detect_caches_intel):
5077 Add l2sizekb parameter and fill in.
5078 (host_detect_local_cpu): Add l2sizekb, fill in.
5079 Add Atom small cache heuristic.
5081 2010-01-14 Andi Kleen <ak@linux.intel.com>
5083 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5084 Add level3 parameter and fill in.
5085 (detect_caches_intel): Handle level3 cache.
5087 2010-01-14 Andi Kleen <ak@linux.intel.com>
5089 * config/i386/drivers-i386.c (host_detect_local_cpu):
5090 Fix core duo detection.
5092 2010-01-14 Andi Kleen <ak@linux.intel.com>
5094 * config/i386/drivers-i386.c (host_detect_local_cpu):
5097 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5099 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5100 (rs6000_variable_issue_1): this. Use...
5101 (rs6000_variable_issue): here. Reimplement. Print debug info.
5103 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5105 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5106 sel_restore_notes. Update all callers. Call reemit_notes
5109 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5111 PR rtl-optimization/42246
5112 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5115 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5117 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5118 all successors is the same as number of successors in current region.
5120 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5122 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5123 to rename is not separable. Otherwise check that its LHS is not NULL.
5125 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5127 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5129 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5131 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5132 available registers when failed to discover LHS register class.
5133 Fix indentation. Update comment.
5135 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5136 Alexander Monakov <amonakov@ispras.ru>
5138 PR rtl-optimization/42389
5139 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5141 (advance_state_on_fence): Likewise.
5142 (sel_target_adjust_priority): Print debug output only when
5143 sched_verbose >= 4, not 2.
5144 (get_expr_cost): Do not issue all unique insns on the next cycle.
5145 (fill_insns): Initialize can_issue_more from the value saved
5147 * sel-sched-ir.c (flist_add): New parameter issue_more.
5148 Init FENCE_ISSUE_MORE with it.
5149 (merge_fences): Likewise.
5150 (init_fences): Update call to flist_add.
5151 (add_to_fences, add_clean_fence_to_fences)
5152 (add_dirty_fence_to_fences): Likewise.
5153 (move_fence_to_fences): Update call to merge_fences.
5154 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5156 * sel-sched-ir.h (struct _fence): New field issue_more.
5157 (FENCE_ISSUE_MORE): New accessor macro.
5159 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5161 PR rtl-optimization/42388
5162 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5163 that have no predecessors nor successors. Do not call move_bb_info
5164 for empty blocks outside of current region.
5166 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5168 PR rtl-optimization/42294
5169 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5170 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5171 originators' originators.
5173 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5175 PR rtl-optimization/39453
5176 PR rtl-optimization/42246
5177 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5179 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5181 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5182 Alexander Monakov <amonakov@ispras.ru>
5185 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5186 (maybe_tidy_empty_bb): ... here. Make static. Add new
5187 argument. Update all callers.
5188 (tidy_control_flow): ... and here. Recompute topological order
5189 of basic blocks in region if necessary.
5190 (sel_redirect_edge_and_branch): Change return type. Return true
5191 if topological order might have been invalidated.
5192 (purge_empty_blocks): Export and move from...
5193 * sel-sched.c (purge_empty_blocks): ... here.
5194 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5195 (maybe_tidy_empty_bb): Delete prototype.
5196 (purge_empty_blocks): Declare.
5198 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5200 PR rtl-optimization/42249
5201 * sel-sched.c (try_replace_dest_reg): When chosen register
5202 and original register is the same, do not bail out early, but
5203 still check all original insns for validity of replacing destination
5204 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5207 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5210 Port from no-undefined-overflow branch:
5211 2009-03-09 Richard Guenther <rguenther@suse.de>
5213 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5215 2010-01-14 Richard Guenther <rguenther@suse.de>
5218 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5220 2010-01-14 Ira Rosen <irar@il.ibm.com>
5222 PR tree-optimization/42709
5223 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5224 as scalar type in creation of constant vector operand.
5226 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5229 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5230 (check-parallel-%): Match `testsuite' directory component only
5233 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5235 PR translation/39521
5236 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5239 2010-01-13 Richard Guenther <rguenther@suse.de>
5241 PR tree-optimization/42730
5242 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5245 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5248 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5249 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5252 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5254 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5255 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5256 ___umulsi3_highpart.
5258 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5259 rather than schedule_insns if the pass is enabled.
5261 2010-01-13 Martin Jambor <mjambor@suse.cz>
5263 PR tree-optimization/42704
5264 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5267 2010-01-13 Martin Jambor <mjambor@suse.cz>
5269 PR tree-optimization/42703
5270 * tree-sra.c (analyze_access_subtree): Check that we can build a
5271 reference to the original data within the aggregate.
5273 2010-01-13 Richard Guenther <rguenther@suse.de>
5275 PR tree-optimization/42705
5276 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5278 2010-01-13 Richard Guenther <rguenther@suse.de>
5281 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5283 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5286 * var-tracking.c (values_to_unmark): New variable.
5287 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5288 values_to_unmark vector. Moved body to...
5289 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5290 instead queue it into values_to_unmark vector.
5291 (vt_find_locations): Free values_to_unmark vector.
5293 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5295 * config/s390/s390.c (override_options): Set
5296 default of max-pending-list-length to 256
5298 2010-01-13 Richard Guenther <rguenther@suse.de>
5301 * tree-pass.h (PROP_gimple_lcx): New.
5302 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5303 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5304 before the final cleanup_eh.
5305 (dump_properties): Dump PROP_gimple_lcx.
5306 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5307 (tree_lower_complex_O0): Remove.
5308 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5309 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5310 tree_lower_complex, schedule TODO_update_ssa.
5311 * lto-streamer-out.c (output_function): Stream the functions
5313 * lto-streamer-in.c (input_function): Likewise.
5314 (lto_read_body): Do not override them here.
5316 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5319 * c-typeck.c (build_c_cast): Fold value cast to union type before
5320 wrapping it in a CONSTRUCTOR.
5322 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5324 PR rtl-optimization/42699
5325 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5328 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5330 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5331 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5332 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5333 SUBTARGET_WARN_UNUSED_SPEC): ... here
5334 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5336 2010-01-12 Julian Brown <julian@codesourcery.com>
5338 * config/arm/neon-schedgen.ml (Utils): Don't try to
5339 open missing module.
5340 (find_with_result): New.
5342 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5345 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5346 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5348 PR tree-optimization/42645
5349 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5350 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5351 decl_map, set processing_debug_stmt to -1 and return name without
5354 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5356 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5357 binutils version, and reword target configuration description.
5359 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5361 * config/avr/avr.h (LINKER_NAME): Remove.
5363 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5366 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5367 that support VSX, warn for -mno-altivec if vsx is not disabled,
5370 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5371 Shujing Zhao <pearly.zhao@oracle.com>
5373 PR translation/42469
5374 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5375 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5376 character between option name and help text.
5377 * c.opt (imultilib): Likewise.
5379 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5381 * lto-streamer-out.c (output_unreferenced_globals): Output static
5384 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5386 PR rtl-optimization/42621
5387 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5388 optimizing for size.
5389 (duplicate_computed_gotos): Remove now-redundant check.
5391 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5394 * configure.ac: Save and restore LDFLAGS and LIBS
5395 * configure: Regenerate.
5397 2010-01-10 Richard Guenther <rguenther@suse.de>
5400 * builtins.c (fold_builtin_strlen): Add type argument and
5401 convert the resulting length to it.
5402 (fold_builtin_1): Adjust.
5404 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5406 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5407 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5409 (num_insns_constant_wide): Adjust for that change.
5411 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5414 * web.c (union_defs): Add used argument, to combine uses of
5416 (entry_register): Adjust type and tests of used argument.
5417 (web_main): Widen used for new use. Pass it to union_defs.
5418 * df.h (union_defs): Adjust prototype.
5420 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5423 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5424 uses in new incoming argument. Free body.
5425 (reset_debug_uses_in_loop): New.
5426 (analyze_insn_to_expand_var): Call the latter if the former found
5427 anything. Fix whitespace. Reject invalid dest overlaps before
5428 going through all insns in the loop.
5430 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5433 * haifa-sched.c (dying_use_p): Debug insns don't count.
5435 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5438 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5439 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5440 (verify_gimple_call): Reject LHS in noreturn calls.
5442 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5446 * tree-vect-loop-manip.c (adjust_info): New type.
5447 (adjust_vec): New pointer to vector.
5448 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5449 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5450 (slpeel_update_phis_for_duplicate_loop): Use them.
5451 (slpeel_update_phi_nodes_for_guard1): Likewise.
5452 (slpeel_update_phi_nodes_for_guard2): Likewise.
5453 (slpeel_tree_peel_loop_to_edge): Likewise.
5454 (vect_update_ivs_after_vectorizer): Likewise.
5456 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5458 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5459 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5461 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5463 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5464 bogus uninitialized warning.
5466 2010-01-09 Richard Guenther <rguenther@suse.de>
5469 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5470 the evolution is compatible with the initial condition.
5472 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5474 * gcc.c (process_command): Update copyright notice dates.
5475 * gcov.c (print_version): Likewise.
5476 * gcov-dump.c (print_version): Likewise.
5477 * mips-tfile.c (main): Likewise.
5478 * mips-tdump.c (main): Likewise.
5480 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5483 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5485 (rotlhi3_8): Delete.
5487 (rotlsi3_8): Delete.
5488 (rotlsi3_16): Delete.
5489 (rotlsi3_24): Delete.
5491 (*rotw<mode>3): New.
5492 (*rotb<mode>3): New.
5493 * config/avr/avr.c (avr_rotate_bytes): New function.
5494 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5496 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5499 * configure.ac: Modify -rdynamic check.
5500 * configure: Regenerate.
5502 2010-01-08 DJ Delorie <dj@redhat.com>
5504 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5505 register popping order.
5507 2010-01-08 Richard Guenther <rguenther@suse.de>
5510 * c.opt (fsigned-char): Also let LTO handle this option.
5511 (funsigned-char): Likewise.
5513 2010-01-07 Richard Guenther <rguenther@suse.de>
5515 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5516 (gimple_op): Likewise.
5517 (gimple_op_ptr): Likewise.
5518 (gimple_assign_set_lhs): Remove gcc_assert.
5519 (gimple_assign_set_rhs1): Likewise.
5520 (gimple_assign_set_rhs2): Likewise.
5521 (gimple_call_set_lhs): Likewise.
5522 (gimple_call_set_fn): Likewise.
5523 (gimple_call_set_fndecl): Likewise.
5524 (gimple_call_fndecl): Likewise.
5525 (gimple_call_return_type): Likewise.
5526 (gimple_call_set_chain): Likewise.
5527 (gimple_call_num_args): Likewise.
5528 (gimple_call_set_arg): Likewise.
5529 (gimple_cond_set_code): Likewise.
5530 (gimple_cond_set_lhs): Likewise.
5531 (gimple_cond_set_rhs): Likewise.
5532 (gimple_cond_set_true_label): Likewise.
5533 (gimple_cond_set_false_label): Likewise.
5534 (gimple_label_set_label): Likewise.
5535 (gimple_goto_set_dest): Likewise.
5536 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5537 (gimple_debug_bind_get_value): Likewise.
5538 (gimple_debug_bind_get_value_ptr): Likewise.
5539 (gimple_debug_bind_set_var): Likewise.
5540 (gimple_debug_bind_set_value): Likewise.
5541 (gimple_debug_bind_reset_value): Likewise.
5542 (gimple_debug_bind_has_value_p): Likewise.
5543 (gimple_return_retval_ptr): Remove gcc_assert.
5544 (gimple_return_retval): Likewise.
5545 (gimple_return_set_retval): Likewise.
5546 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5547 (safe_referenced_var_iterator): Remove.
5548 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5549 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5550 (fill_referenced_var_vec): Remove.
5551 (first_readonly_imm_use): Remove redundant gcc_assert.
5552 (phi_arg_index_from_use): Combine gcc_asserts.
5553 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5554 (first_imm_use_stmt): Remove redundant gcc_assert.
5555 * tree-cfg.c (verify_gimple_call): Verify function and chain
5556 operands. Verify arguments.
5557 (verify_types_in_gimple_stmt): Verify condition code and labels.
5559 2010-01-07 Richard Guenther <rguenther@suse.de>
5561 PR tree-optimization/42641
5562 * sese.c (rename_map_elt_info): Use the SSA name version, do
5565 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5567 PR tree-optimization/42625
5568 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5569 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5571 2010-01-07 Duncan Sands <baldrick@free.fr>
5573 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5575 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5578 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5579 note itself is not function_invariant_p.
5581 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5583 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5584 Do not add the DF_NOTE problem.
5585 * store-motion.c (execute_rtl_store_motion): Likewise.
5587 2010-01-07 Martin Jambor <mjambor@suse.cz>
5589 PR tree-optimization/42157
5590 * tree-sra.c (compare_access_positions): Stabilize sort if both
5591 accesses have integer types, return zero immediately if they are the
5594 2010-01-06 Richard Henderson <rth@redhat.com>
5597 * haifa-sched.c (add_to_note_list): Merge into ...
5598 (concat_note_lists): ... here, and ...
5599 (unlink_other_notes, rm_other_notes): Merge into...
5600 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5601 NOTE_INSN_EPILOGUE_BEG.
5603 2010-01-06 Richard Guenther <rguenther@suse.de>
5605 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5606 not inline regular functions into always-inline functions.
5608 2010-01-06 Nick Clifton <nickc@redhat.com>
5610 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5611 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5613 (OVERRIDE_OPTIONS): Delete.
5614 (OPTIMIZATION_OPTIONS): Define.
5615 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5616 * config/rx/rx.c (rx_handle_option): Issue an error message if
5617 -mcpu=rx200 and -fpu are used together.
5618 (rx_set_optimization_options): New function. Issue an error
5619 message if an optimization attribute attempts to reset the FPU/
5620 math optimization pairing.
5621 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5622 * config/rx/rx.opt: Set the default to 32-bit doubles.
5623 * config/rx/t-rx: Add multilibs for -nofpu option.
5624 * doc/invoke.texi: Update documentation of RX options.
5626 2010-01-06 Richard Guenther <rguenther@suse.de>
5628 * tree-ssa-pre.c (name_to_id): New global.
5629 (alloc_expression_id): Simplify SSA name handling.
5630 (lookup_expression_id): Likewise.
5631 (init_pre): Zero name_to_id.
5632 (fini_pre): Free it.
5634 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5636 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5638 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5641 * config/i386/sse.md (smaxv2di3): New.
5642 (umaxv2di3): Likewise.
5643 (sminv2di3): Likewise.
5644 (uminv2di3): Likewise.
5646 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5649 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5650 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5651 (legitimize_tls_address): Likewise.
5652 (sparc_tls_referenced_p): Likewise.
5653 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5654 and adjust calls to legitimize_pic_address.
5655 (legitimate_constant_p) Use sparc_tls_referenced_p.
5656 (legitimate_pic_operand_p): Likewise.
5657 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5658 (sparc_tls_symbol_ref_1): Delete.
5659 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5660 (legitimize_tls_address): Make static, handle CONST patterns.
5661 (legitimize_pic_address): Make static, remove unused parameter and
5662 adjust recursive calls.
5663 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5664 and adjust call to legitimize_pic_address.
5665 (sparc_output_mi_thunk): Likewise.
5667 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5668 H.J. Lu <hongjiu.lu@intel.com>
5671 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5672 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5673 operands to make them signed.
5676 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5679 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5680 GTU to GT for V4SI and V2DI.
5682 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5683 (umin<mode>3): Removed.
5685 (uminv4si3): Likewise.
5687 2010-01-05 Martin Jambor <mjambor@suse.cz>
5689 PR tree-optimization/42462
5690 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5691 current_function_decl to helper functions and macros.
5693 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5696 * flags.h: Don't include real.h.
5697 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5698 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5699 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5700 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5701 * dominance.c: Update copyright.
5702 * gimple.c (walk_gimple_op): Remove inline.
5703 * tree-ssa-reassoc.c: Include real.h.
5704 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5705 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5707 2010-01-05 Nick Clifton <nickc@redhat.com>
5709 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5710 register to push into the stack frame when the accumulator has to
5711 be saved during interrupts.
5713 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5715 * doc/invoke.texi: Remove the documentation about option
5717 * common.opt (Wunreachable-code): Preserved for backward
5719 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5720 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5721 the backward compatibility flag section.
5723 2010-01-05 Richard Guenther <rguenther@suse.de>
5725 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5727 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5730 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5732 PR tree-optimization/42508
5733 * tree-sra.c (convert_callers): Check for recursive call
5734 by comparing cgraph nodes instead of decls.
5735 (modify_function): Call ipa_modify_formal_parameters also
5736 on all same_body aliases.
5738 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5739 cgraph nodes when checking for same_body aliases.
5741 2010-01-05 Richard Guenther <rguenther@suse.de>
5743 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5744 allocation and lookup.
5745 (get_or_alloc_expr_for_constant): Likewise.
5746 (phi_translate): Sink allocation.
5748 2010-01-04 Richard Guenther <rguenther@suse.de>
5750 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5751 a new entry only if needed.
5752 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5753 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5755 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5757 (phi_translate): Handle CONSTANTs early.
5759 2010-01-04 Martin Jambor <mjambor@suse.cz>
5761 PR tree-optimization/42398
5762 * tree-sra.c (struct access): Removed flag grp_different_types.
5763 (dump_access): Do not dump the removed flag.
5764 (sort_and_splice_var_accesses): Do not set the removed flag.
5765 (sra_modify_expr): Check for type compatibility directly.
5767 2010-01-04 Martin Jambor <mjambor@suse.cz>
5769 PR tree-optimization/42366
5770 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5771 edges with variable number of parameters.
5772 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5773 flag instead of asserting it.
5774 (ipa_read_node_info): Read uses_analysis_done flag.
5776 2010-01-04 Richard Guenther <rguenther@suse.de>
5778 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5779 iterative_hash_* as intended.
5780 (vn_reference_compute_hash): Likewise. Simplify hashing
5782 (vn_reference_lookup_2): Likewise.
5783 (vn_nary_op_compute_hash): Likewise.
5784 (vn_phi_compute_hash): Likewise.
5785 (expressions_equal_p): Remove strange code.
5786 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5787 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5788 (bitmap_insert_into_set_1): Take value-id as parameter.
5789 (add_to_value): Pass it.
5790 (bitmap_insert_into_set): Likewise.
5791 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5793 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5796 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5797 (do_self_spec): For switches with SWITCH_IGNORE set set also
5798 SWITCH_IGNORE_PERMANENTLY.
5799 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5802 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5804 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5805 tree of an unreferenced global var.
5807 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5810 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5811 GTU to GT for V4SI and V2DI.
5813 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5814 (umin<mode>3): Removed.
5816 (uminv4si3): Likewise.
5818 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5821 * collect2.c (main): Turn on trace in collect2 if -v is passed
5824 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5826 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5827 description of expression operand.
5829 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5831 * configure.ac: Add install-html to target_list for Make-hooks.
5832 * configure: Regenerate.
5833 * fortran/Make-lang.in (F95_HTMLFILES): New.
5834 (fortran.html): Use it.
5835 (fortran.install-html): New.
5836 * Makefile.in (install-html): Add lang.install-html.
5837 * java/Make-lang.in (JAVA_HTMLFILES): New.
5838 (java.html): Use it.
5839 (java.install-html): New.
5840 * objc/Make-lang.in (objc.install-html): New.
5841 * objcp/Make-lang.in (obj-c++.install-html): New.
5842 * cp/Make-lang.in (c++.install-html): New.
5843 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5844 * lto/Make-lang.in (lto.install-html): New.
5846 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5849 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5851 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5853 PR rtl-optimization/41862
5854 * store-motion.c (store_killed_in_insn, compute_store_table,
5855 remove_reachable_equiv_notes, replace_store_insn,
5856 build_store_vectors): Ignore all DEBUG_INSNs.
5858 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5861 * common.opt: Add dumpdir.
5863 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5865 (option_map): Add --dumpdir.
5867 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5869 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5871 * opts.c (decode_options): Try dump_dir_name first if
5872 dump_base_name isn't an absolute path.
5873 (common_handle_option): Handle OPT_dumpdir.
5875 * toplev.c (dump_dir_name): New.
5876 (print_switch_values): Also ignore -dumpdir.
5878 * toplev.h (dump_dir_name): New.
5880 2010-01-03 Richard Guenther <rguenther@suse.de>
5882 PR tree-optimization/42589
5883 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5884 double-word expansion of bswap32.
5886 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5888 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5889 with BLOCK_FOR_INSN.
5890 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5891 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5892 noce_process_if_block): Likewise.
5893 * gcse.c (compute_local_properties, insert_expr_in_table,
5894 insert_set_in_table, canon_list_insert, find_avail_set,
5895 pre_insert_copy_insn): Likewise.
5897 * basic-block.h (BLOCK_NUM): Move from here...
5898 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5900 2010-01-03 Richard Guenther <rguenther@suse.de>
5902 PR tree-optimization/42438
5903 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5904 contains_may_not_return_call flag.
5905 (BB_MAY_NOTRETURN): New.
5906 (valid_in_sets): Trapping nary operations are not valid
5907 in blocks that may not return.
5908 (insert_into_preds_of_block): Remove check for trapping expressions.
5909 (compute_avail): Compute also BB_MAY_NOTRETURN.
5911 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5913 * doc/invoke.texi: Add 2010 to copyright years.
5915 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5917 * config/sparc/sparc.c: Fix formatting nits.
5919 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5920 Alexander Monakov <amonakov@ispras.ru>
5922 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5924 2010-01-02 Richard Guenther <rguenther@suse.de>
5927 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5928 (simplify_switch_using_ranges): Mark to be removed edges
5931 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5933 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5935 * collect2.c (scan_libraries): Add missing argument in call to
5938 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5941 * config/alpha/predicates.md (aligned_memory_operand): Return false
5943 (unaligned_memory_operand): Return true for CQImode.
5944 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5945 doesn not cross aligned SImode word boundary.
5947 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5949 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5951 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5952 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5954 2010-01-02 Richard Guenther <rguenther@suse.de>
5957 * toplev.c (compile_file): Emit LTO marker properly. Change
5959 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5961 2010-01-01 Richard Guenther <rguenther@suse.de>
5964 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5966 2010-01-01 Richard Guenther <rguenther@suse.de>
5969 * c-decl.c (grokdeclarator): For zero-size arrays force
5970 structural equality checks as layout_type does.
5972 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5974 * builtins.c: Update copyright to 2010.
5976 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5979 * lto-streamer-out.c (produce_asm): Revert the last change.
5980 (copy_function): Likewise.
5982 * lto-streamer.c (lto_get_section_name): Skip any leading
5985 2010-01-01 Richard Guenther <rguenther@suse.de>
5988 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5992 Copyright (C) 2010 Free Software Foundation, Inc.
5994 Copying and distribution of this file, with or without modification,
5995 are permitted in any medium without royalty provided the copyright
5996 notice and this notice are preserved.