1 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3 * config/pa/pa.c (emit_move_sequence): Remove use of
4 deleted variable flag_argument_noalias.
6 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
10 Add to unsupported targets list.
11 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
12 sparc*-sun-solaris2.[567]* from target lists.
13 * configure: Regenerate.
14 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
16 Remove Solaris 7 patch references.
17 (Specific, sparc-sun-solaris2.7): Removed.
18 (sparc-sun-solaris2*): Update Solaris 7 example.
19 (sparc64-*-solaris2*): Likewise.
21 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23 * config.build (alpha*-dec-osf4*): Remove.
24 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
25 of obsolete configurations.
26 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
28 * config/alpha/t-osf4: Renamed to ...
29 * config/alpha/t-osf5: ... this.
30 * config/alpha/osf.h: Renamed to ...
31 * config/alpha/osf5.h: ... this.
32 Merged old osf5.h contents.
34 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
35 (EXTRA_SPECS): Removed.
36 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
37 reflect removal of Tru64 UNIX V4.0/V5.0 support.
40 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
42 * doc/contrib.texi (Contributors, Rainer Orth): Update.
44 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
47 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
48 __thiscall convention.
50 2010-04-12 Steve Ellcey <sje@cup.hp.com>
52 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
54 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
56 2010-04-12 Steve Ellcey <sje@cup.hp.com>
58 * function.c (assign_parms_initialize_all): Add unused attribute
61 2010-04-12 Richard Guenther <rguenther@suse.de>
63 * gsstruct.def (GSS_CALL): New.
64 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
65 * gimple.h: Include tree-ssa-alias.h.
66 (struct gimple_statement_call): New.
67 (union gimple_statement_struct_d): Add gimple_call member.
68 (gimple_call_reset_alias_info): Declare.
69 (gimple_call_use_set): New function.
70 (gimple_call_clobber_set): Likewise.
71 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
72 * gimple.c (gimple_call_reset_alias_info): New function.
73 (gimple_build_call_1): Call it.
74 * lto-streamer-in.c (input_gimple_stmt): Likewise.
75 * tree-inline.c (remap_gimple_stmt): Likewise.
76 (expand_call_inline): Remove callused handling.
77 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
78 * tree-dfa.c (dump_variable): Likewise.
79 * tree-parloops.c (parallelize_loops): Likewise.
80 * tree-ssa.c (init_tree_ssa): Likewise.
81 (delete_tree_ssa): Likewise.
82 * tree-flow-inline.h (is_call_used): Remove.
83 * tree-flow.h (struct gimple_df): Remove callused member.
84 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
85 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
86 (ref_maybe_used_by_call_p_1): Simplify.
87 (call_may_clobber_ref_p_1): Likewise.
88 * tree-ssa-structalias.c (compute_points_to_sets): Set
89 the call stmt used and clobbered sets.
90 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
91 (find_tail_calls): Verify the tail call.
93 2010-04-12 Richard Guenther <rguenther@suse.de>
95 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
96 single-iteration always-inline inlining.
97 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
98 (cgraph_decide_inlining): Do not handle always-inline
100 (try_inline): Remove always-inline cycle detection special case.
101 Do not recurse on always-inlines.
102 (cgraph_early_inlining): Do not iterate if not optimizing.
103 (cgraph_gate_early_inlining): remove.
104 (pass_early_inline): Run unconditionally.
105 (gate_cgraph_decide_inlining): New function.
106 (pass_ipa_inline): Use it. Do not run the IPA inliner if
107 not inlining or optimizing.
108 (cgraph_decide_inlining_of_small_functions): Also consider
109 always-inline functions.
110 (cgraph_default_inline_p): Return true for nodes which should
111 disregard inline limits.
112 (estimate_function_body_sizes): Assume zero size and time for
113 nodes which are marked as disregarding inline limits.
114 (cgraph_decide_recursive_inlining): Do not perform recursive
115 inlining on always-inline nodes.
117 2010-04-12 Jakub Jelinek <jakub@redhat.com>
120 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
121 for exprs satisfying handled_component_p.
123 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
125 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
126 non-constant aggregate elements.
128 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
129 is a real initialization.
131 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
134 * c-decl.c (start_function): Move forward check for nested function.
136 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
138 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
139 * config/sh/sh.c: Include reload.h.
140 (sh_legitimize_reload_address): New.
141 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
142 sh_legitimize_reload_address.
144 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
146 * config/sh/sh.md (*movqi_pop): New insn pattern.
147 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
149 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
151 * config/i386/i386.md (any_shiftrt): New code iterator.
152 (shiftrt_insn): New code attribute.
154 (<shiftrt_insn><mode>3): Macroize expander from ashr<mode>3 and
155 lshr<mode>3 using any_shiftrt code iterator.
156 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
157 *ashr<mode>3_doubleword and *lshr<mode>3_doubleword using
158 any_shiftrt code iterator.
159 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
160 pattern from corresponding peephole2 patterns.
161 (*<shiftrt_insn><mode>3_1): Macroize insn from *ashr<mode>3_1
162 and *lshr<mode>3_1 using any_shiftrt code iterator.
163 (*<shiftrt_insn>si3_1_zext): Ditto from *ashrsi3_1_zext
165 (*<shiftrt_insn>qi3_1_slp): Ditto from *ashrqi3_1_slp
167 (*<shiftrt_insn><mode>3_cmp): Ditto from *ashr<mode>3_cmp
168 and *lshr<mode>3_cmp.
169 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from *ashr<mode>3_cmp_zext
170 and *lshr<mode>3_cmp_zext.
171 (*<shiftrt_insn><mode>3_cconly): Ditto from *ashr<mode>3_cconly
172 and *lshr<mode>3_cconly.
174 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
176 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
178 (*lshr<mode>3_cconly): Ditto.
180 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
182 * config/i386/i386.md (lshr<mode>3): Macroize expander from
183 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
184 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
185 pattern from *lshr{di,ti}3_1 and corresponding splitters using
187 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
188 from corresponding peephole2 patterns.
189 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
190 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
191 and *lshrdi3_cmp_rex64 using SWI mode iterator.
192 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
193 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
194 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
195 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
196 and *lshrdi3_cmp_rex64 using SWI mode iterator.
197 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
198 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
199 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
200 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
203 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
205 * config/i386/i386.md (ashr<mode>3): Macroize expander from
206 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
207 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
208 pattern from *ashr{di,ti}3_1 and corresponding splitters using
210 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
211 from corresponding peephole2 patterns.
212 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
213 (ashrsi3_cvt): Rename from ashrsi3_31.
214 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
215 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
216 and x86_64_shift_adj_3 using SWI48 mode iterator.
217 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
218 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
219 and *ashrdi3_cmp_rex64 using SWI mode iterator.
220 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
221 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
222 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
223 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
224 and *ashrdi3_cmp_rex64 using SWI mode iterator.
225 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
226 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
227 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
228 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
230 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
231 * config/i386/i386.c (ix86_split_ashr): Update for renamed
232 x86_shift<mode>_adj_3 expanders.
234 2010-04-10 Wei Guozhi <carrot@google.com>
237 * config/arm/arm.c (arm_pic_static_addr): New function.
238 (legitimize_pic_address): Call arm_pic_static_addr when it detects
240 (arm_output_addr_const_extra): Output expression for new pattern.
241 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
243 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
245 * ira-costs.c (record_reg_classes): Ignore alternatives that are
248 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
249 * web.c: Include "insn-config.h" and "recog.h".
250 (union_match_dups): New function.
252 (union_defs): Don't try to recognize match_dups.
254 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
255 if doing so would replace the entire pattern.
257 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
261 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
262 and splitter pattern. Change splitter operand 1 predicate to
265 2010-04-09 Martin Jambor <mjambor@suse.cz>
267 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
268 lattices are addresses of CONST_DECLs with the same initial value.
269 (ipcp_print_all_lattices): Print values of CONST_DECLs.
270 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
272 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
273 Bernd Schmidt <bernd.schmidt@codesourcery.com>
275 * loop-invariant.c (replace_uses): New static function.
276 (move_invariant_reg): Use it to ensure we can replace the uses.
278 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
280 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
282 (picochip_override_options): Enable section anchors only above -O1.
283 (picochip_reorg): Fixed a couple of build warnings.
285 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
287 * configure.ac (plugin -rdynamic test): Log result.
288 * configure: Regenerate.
289 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
290 (RDYNAMIC_SPEC): Define.
291 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
293 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
295 * configure.ac: Determine Sun ld version numbers.
296 (comdat_group): Restrict GNU ld version checks to gld.
297 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
298 (enable_comdat): Support --enable-comdat.
299 * configure: Regenerate.
300 * doc/install.texi (Configuration): Document --enable-comdat.
302 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
304 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
305 * config/sol2-gld.h: ... here.
306 * config.gcc (sparc*-*-solaris2*): Reflect this.
307 (i[34567]86-*-solaris2*): Use it.
309 2010-04-09 Steve Ellcey <sje@cup.hp.com>
311 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
313 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
315 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
318 * diagnostic.c (diagnostic_initialize): Initialize
319 some_warnings_are_errors.
320 (diagnostic_finish): New.
321 (diagnostic_action_after_output): Call it before exiting.
322 (diagnostic_report_diagnostic): Do not print message here. Set
323 some_warnings_are_errors.
324 * diagnostic.h (diagnostic_context): Delete
325 issue_warnings_are_errors_message. Add some_warnings_are_errors.
326 (diagnostic_finish): Declare.
327 * toplev.c (toplev_main): Call it before exit.
329 2010-04-09 Jason Merrill <jason@redhat.com>
332 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
336 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
337 based on a warning flag.
339 2010-04-09 Richard Guenther <rguenther@suse.de>
341 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
343 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
346 * varasm.c (default_assemble_visibility): Wrap vars that are
347 set, but unused, by targets without GAS.
348 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
349 Remove set, but unused, vars.
350 (rs6000_legitimize_tls_address): Likewise.
351 (altivec_expand_dst_builtin): Likewise.
352 * config/darwin.c (machopic_classify_symbol): Likewise.
353 (machopic_indirection_name): Likewise.
355 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
357 * config/i386/i386.md (DWI): New mode iterator.
358 (S): New mode attribute.
359 (shift_operand): Ditto.
360 (shift_immediate_operand): Ditto.
361 (ashl_input_operand): Ditto.
362 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
363 using SDWIM mode iterator.
364 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
365 pattern from *ashl{di,ti}3_1 and corresponding splitters using
367 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
368 from corresponding peephole2 patterns.
369 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
370 and x86_64_shift_adj_1 using SWI48 mode iterator.
371 (x86_shift<mode>_adj_2): Ditto.
372 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
373 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
374 using SWI48 mode iterator.
375 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
376 *ashldi3_cmp_rex64 using SWI mode iterator.
377 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
378 *ashldi3_cconly_rex64 using SWI mode iterator.
379 * config/i386/i386.c (ix86_split_ashl): Update for renamed
380 x86_shift<mode>_adj_{1,2}.
381 (ix86_split_ashr): Ditto.
382 (ix86_split_lshr): Ditto.
384 2010-04-09 Richard Guenther <rguenther@suse.de>
386 * target.h (builtin_conversion): Pass in input and output types.
387 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
388 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
389 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
390 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
392 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
394 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
396 2010-04-09 Richard Guenther <rguenther@suse.de>
399 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
401 2010-04-09 Richard Guenther <rguenther@suse.de>
403 * tree-vectorizer.h (struct _stmt_vec_info): Document
404 that vectype is the type of the LHS.
405 (supportable_widening_operation, supportable_narrowing_operation):
406 Get both input and output vector types as arguments.
407 (vect_is_simple_use_1): Declare.
408 (get_same_sized_vectype): Likewise.
409 * tree-vect-loop.c (vect_determine_vectorization_factor):
410 Set STMT_VINFO_VECTYPE to the vector type of the def.
411 (vectorizable_reduction): Adjust.
412 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
413 Adjust. Specify the output vector type.
414 (vect_pattern_recog_1): Adjust.
415 * tree-vect-stmts.c (get_same_sized_vectype): New function.
416 (vectorizable_call): Adjust.
417 (vectorizable_conversion): Likewise.
418 (vectorizable_operation): Likewise.
419 (vectorizable_type_demotion): Likewise.
420 (vectorizable_type_promotion): Likewise.
421 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
423 (vect_is_simple_use_1): New function.
424 (supportable_widening_operation): Get both input and output
426 (supportable_narrowing_operation): Likewise.
427 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
429 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
431 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
432 __thiscall and _thiscall as predefined macros.
433 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
434 thiscall attribute handling.
435 (ix86_comp_type_attributes): Likewise.
436 (ix86_function_regparm): Likewise.
437 (ix86_return_pops_args): Likewise.
438 (init_cumulative_args): Likewise.
439 (find_drap_reg): Likewise.
440 (ix86_static_chain): Likewise.
441 (x86_this_parameter): Likewise.
442 (x86_output_mi_thunk): Likewise.
443 (ix86_attribute_table): Add description for thiscall attribute.
444 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
445 * doc/extend.texi: Add documentation for thiscall.
447 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
450 * c.opt (Wint-to-pointer-cast): Available in C++.
451 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
453 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
455 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
456 * calls.c (expand_call): Pass the function type to aggregate_value_p.
457 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
458 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
459 function type instead. Reorder and simplify checks.
461 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
463 2010-04-08 Jing Yu <jingyu@google.com>
464 Zdenek Dvorak <ook@ucw.cz>
466 PR tree-optimization/42720
467 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
468 loop unswitch conditions here from ...
469 (tree_unswitch_single_loop): ... here.
471 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
473 * tree-if-conv.c: Fix comments and simplify logic.
475 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
477 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
478 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
479 (main_tree_if_conversion): Update call to tree_if_conversion.
481 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
484 * doc/invoke.texi (-b,-V): Delete.
485 * doc/tm.texi: Do not mention -b.
486 * gcc.c (display_help): Delete -b and -V.
487 (process_command): Delete -b and -V.
488 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
490 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
491 Wolfgang Gellerich <gellerich@de.ibm.com>
493 Implement target hook for loop unrolling
494 * target.h (loop_unroll_adjust): Add a new target hook function.
495 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
496 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
497 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
498 (s390_loop_unroll_adjust): Implement the new target hook for s390.
499 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
501 (decide_unroll_stupid): Likewise.
503 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
506 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
508 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
510 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
511 (Specific, *-*-solaris2*): Likewise.
512 Don't prefer Sun as over GNU as.
514 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
516 * config/s390/s390.c (override_options): Adjust the z10
517 defaults for max-unroll-times, max-completely-peeled-insns
518 and max-completely-peel-times.
520 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
522 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
523 instructions for z10.
524 (s390_expand_setmem): Likewise.
525 (s390_expand_cmpmem): Likewise.
527 2010-04-08 Richard Guenther <rguenther@suse.de>
529 PR tree-optimization/43679
530 * tree-ssa-pre.c (eliminate): Only propagate copies.
532 2010-04-08 Jakub Jelinek <jakub@redhat.com>
535 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
536 set but not used variable warning.
538 2010-04-08 Wei Guozhi <carrot@google.com>
541 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
542 (arm_size_rtx_costs): Call the new function when optimized for size.
544 2010-04-08 Jakub Jelinek <jakub@redhat.com>
547 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
548 op0 is not a MEM, just return NULL instead of assertion
550 (discover_nonconstant_array_refs): Don't walk debug stmts.
552 2010-04-08 Doug Kwan <dougkwan@google.com>
554 * configure.ac: Recognize gold and do not use its version number
556 * configure: Regenerate.
558 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
561 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
562 (negate_value): Move code to push elements to broken_up_substracts ...
563 (eliminate_plus_minus_pair): ... here. Push operands that have no
564 negative pair to plus_negates.
565 (repropagate_negates, init_reassoc, fini_reassoc): Update.
567 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
569 * doc/install.texi (Configuration): Move description of
570 --enable-lto, --with-libelf*, --enable-gold from Java section to
573 * doc/generic.texi (Working with declarations)
574 (Function Properties, C and C++ Trees): Fix typos.
575 * doc/sourcebuild.texi (Top Level): Likewise.
577 2010-04-07 Jakub Jelinek <jakub@redhat.com>
580 * tree.h (DECL_READ_P): Define.
581 (struct tree_decl_common): Add decl_read_flag.
582 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
583 a set but not used warning.
584 (merge_decls): Merge DECL_READ_P flag.
585 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
586 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
587 * c-common.c (handle_used_attribute, handle_unused_attribute):
589 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
591 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
593 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
594 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
595 c_parser_binary_expression, c_parser_cast_expression,
596 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
597 Call default_function_array_read_conversion instead of
598 default_function_array_conversion where needed.
599 (c_parser_unary_expression, c_parser_conditional_expression,
600 c_parser_postfix_expression_after_primary, c_parser_initelt):
601 Likewise. Call mark_exp_read where needed.
602 (c_parser_statement_after_labels, c_parser_asm_operands,
603 c_parser_typeof_specifier, c_parser_sizeof_expression,
604 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
606 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
608 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
609 (warn_unused_but_set_parameter): Default to warn_unused
611 * doc/invoke.texi: Document -Wunused-but-set-variable and
612 -Wunused-but-set-parameter.
614 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
616 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
617 when operandN variables aren't used in the body of the expander
619 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
620 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
621 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
622 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
623 FOR_EACH_IMM_USE_ON_STMT): Likewise.
624 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
625 * tree.c (PROCESS_ARG): Likewise.
627 2010-04-07 Simon Baldwin <simonb@google.com>
629 * diagnostic.h (diagnostic_override_option_index): New macro to
630 set a diagnostic's option_index.
631 * c-tree.h (c_cpp_error): Add warning reason argument.
632 * opts.c (_warning_as_error_callback): New.
633 (register_warning_as_error_callback): Store callback for
634 warnings enabled via enable_warning_as_error.
635 (enable_warning_as_error): Call callback, minor code tidy.
636 * opts.h (register_warning_as_error_callback): Declare.
637 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
638 response to -Werror=.
639 (c_common_init_options): Register warning_as_error_callback in opts.c.
640 * common.opt: Add -Wno-cpp option.
641 * c-common.c (struct reason_option_codes_t): Map cpp warning
642 reason codes to gcc option indexes.
643 * (c_option_controlling_cpp_error): New function, lookup the gcc
644 option index for a cpp warning reason code.
645 * (c_cpp_error): Add warning reason argument, call
646 c_option_controlling_cpp_error for diagnostic_override_option_index.
647 * doc/invoke.texi: Document -Wno-cpp.
649 2010-04-07 Richard Guenther <rguenther@suse.de>
651 * ipa-reference.c (mark_load): Use get_base_address.
652 (mark_store): Likewise.
654 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
655 inserting GIMPLE_NOPs into the IL.
656 * tree-ssa-structalias.c (get_constraint_for_component_ref):
657 Explicitly strip handled components and indirect references.
659 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
660 folding address expressions.
661 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
662 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
663 operand_equal_p to compare decls.
664 (ptr_deref_may_alias_decl_p): Likewise.
665 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
666 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
667 Handle reversed comparison ops.
668 * tree-sra.c (asm_visit_addr): Use get_base_address.
669 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
670 * ipa-reference.c (mark_address): Use get_base_address.
672 2010-04-07 Richard Guenther <rguenther@suse.de>
674 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
675 Propagate constants everywhere.
677 2010-04-07 Jakub Jelinek <jakub@redhat.com>
680 * tree.c (MAX_INT_CACHED_PREC): Define.
681 (nonstandard_integer_type_cache): New array.
682 (build_nonstandard_integer_type): Cache results for precision
683 <= MAX_INT_CACHED_PREC.
685 2010-04-07 Richard Guenther <rguenther@suse.de>
687 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
688 -fargument-noalias-global, -fargument-noalias-anything): Remove.
689 * common.opt: Likewise.
690 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
691 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
692 (nonoverlapping_memrefs_p): Likewise.
693 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
694 * opts.c (common_handle_option): Handle OPT_fargument_alias,
695 OPT_fargument_noalias, OPT_fargument_noalias_anything and
696 OPT_fargument_noalias_global for backward compatibility.
698 2010-04-07 Richard Guenther <rguenther@suse.de>
700 PR tree-optimization/43270
701 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
702 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
703 * tree-ssa-pre.c (phi_translate_1): Adjust.
704 (fully_constant_expression): Split out vn_reference handling to ...
705 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
706 Fold reads from constant strings.
707 (vn_reference_lookup): Handle fully constant references.
708 (vn_reference_lookup_pieces): Likewise.
709 * Makefile.in (expmed.o-warn): Add -Wno-error.
711 2010-04-07 Martin Jambor <mjambor@suse.cz>
713 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
715 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
718 * gcc.c: Add -static-libstdc++ to list of recognized options.
720 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
722 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
724 2010-04-07 Richard Guenther <rguenther@suse.de>
727 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
728 bases build simple mem attributes to retain points-to information.
730 2010-04-07 Richard Guenther <rguenther@suse.de>
733 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
734 preserve points-to related information.
736 2010-04-07 Richard Guenther <rguenther@suse.de>
739 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
740 discard plain indirect references.
741 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
742 * tree.c (tree_nop_conversion): Likewise.
744 2010-04-07 Dodji Seketeli <dodji@redhat.com>
747 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
749 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
751 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
752 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
754 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
756 * tree-if-conv.c: Fix indentation and comments.
758 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
760 * tree-if-conv.c: Sort static functions in topological order.
762 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
764 * tree-if-conv.c: Fix indentation and comments.
766 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
769 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
770 lang_hooks.types.type_for_size instead of
771 build_nonstandard_integer_type.
772 When converting an unsigned type to signed, double its precision.
773 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
774 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
775 (graphite_create_new_loop_guard): When ub + 1 wraps around,
778 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
781 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
782 POINTER_PLUS_EXPR for pointer types.
784 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
787 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
788 * graphite-clast-to-gimple.c: Include langhooks.h.
789 (max_signed_precision_type): New.
790 (max_precision_type): Takes two types as arguments.
791 (precision_for_value): New.
792 (precision_for_interval): New.
793 (gcc_type_for_interval): New.
794 (gcc_type_for_value): New.
795 (gcc_type_for_clast_term): New.
796 (gcc_type_for_clast_red): New.
797 (gcc_type_for_clast_bin): New.
798 (gcc_type_for_clast_expr): Split up into several functions.
799 (gcc_type_for_clast_eq): Rewritten.
800 (compute_bounds_for_level): New.
801 (compute_type_for_level_1): New.
802 (compute_type_for_level): New.
803 (gcc_type_for_cloog_iv): Removed.
804 (gcc_type_for_iv_of_clast_loop): Rewritten.
805 (graphite_create_new_loop): Compute the lower and upper bound types
806 with gcc_type_for_clast_expr.
807 (graphite_create_new_loop_guard): Same.
808 (find_cloog_iv_in_expr): Removed.
809 (compute_cloog_iv_types_1): Removed.
810 (compute_cloog_iv_types): Removed.
811 (gloog): Do not call compute_cloog_iv_types.
812 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
814 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
815 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
816 (GBB_CLOOG_IV_TYPES): Removed.
818 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
820 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
821 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
822 (detect_commutative_reduction): Same.
824 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
826 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
827 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
829 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
830 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
831 (rewrite_commutative_reductions_out_of_ssa): Same.
832 * passes.c (execute_function_todo): Call verify_ssa for every pass
833 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
834 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
835 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
836 with an extra argument.
837 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
838 verify_ssa only when the extra argument is true.
839 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
840 with an extra argument.
841 (tree_transform_and_unroll_loop): Same.
843 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
845 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
846 for all the passes of the LNO having LOOP_CLOSED_SSA.
847 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
848 * tree-loop-distribution.c (pass_loop_distribution): Same.
849 * tree-pass.h (TODO_verify_loops): Removed.
850 * tree-ssa-loop.c (pass_tree_loop_init): Same.
852 (pass_tree_unswitch): Same.
853 (pass_predcom): Same.
854 (pass_vectorize): Same.
855 (pass_linear_transform): Same.
856 (pass_graphite_transforms): Same.
857 (pass_iv_canon): Same.
858 (pass_complete_unroll): Same.
859 (pass_complete_unrolli): Same.
860 (pass_parallelize_loops): Same.
861 (pass_loop_prefetch): Same.
862 (pass_iv_optimize): Same.
864 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
867 * passes.c (init_optimization_passes): Move pass_lim before
868 pass_copy_prop and pass_dce_loop.
870 2010-04-06 Jakub Jelinek <jakub@redhat.com>
873 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
874 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
875 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
876 MULTI_* defines for 4 argument vpermil2p* builtins.
878 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
880 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
881 * config/i386/i386.c (x86_maybe_negate_const_int): New.
882 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
883 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
884 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
885 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
886 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
887 Use x86_maybe_negate_const_int to output insn mnemonic.
888 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
889 check from instruction predicate. Update comments.
890 * config/i386/sync.md (sync_add<mode>): Use
891 x86_maybe_negate_const_int to output insn mnemonic.
893 2010-04-06 Jan Hubicka <jh@suse.cz>
895 PR tree-optimization/42906
896 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
897 IGNORE_SELF argument. Set visited_control_parents for fully
899 (find_obviously_necessary_stmts): Update call of
900 mark_control_dependent_edges_necessary.
901 (propagate_necessity): Likewise. Handle PHI edges more curefully.
903 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
905 * config/i386/i386.md: Remove comment about 'e' and 'E'
908 2010-04-06 Richard Guenther <rguenther@suse.de>
910 PR tree-optimization/43627
911 * tree-vrp.c (extract_range_from_unary_expr): Widenings
912 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
915 2010-04-06 Jakub Jelinek <jakub@redhat.com>
917 * BASE-VER: Change to 4.6.0.
920 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
923 2010-04-06 Richard Guenther <rguenther@suse.de>
926 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
928 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
930 * doc/invoke.texi (Optimize Options): Document that LTO
931 won't remove object access purely due to incompatible
934 2010-04-04 Matthias Klose <doko@ubuntu.com>
936 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
939 2010-04-03 Richard Guenther <rguenther@suse.de>
942 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
943 require a non-NULL MEM_OFFSET.
945 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
947 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
948 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
949 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
950 config/alpha/predicates.md, config/arm/arm.md,
951 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
952 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
953 config/darwin9.h, config/darwin.c, config/darwin.h,
954 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
955 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
956 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
957 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
958 config/mips/mips.md, config/mn10300/mn10300.c,
959 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
960 config/rs6000/aix.h, config/rs6000/dfp.md,
961 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
962 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
963 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
964 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
965 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
966 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
967 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
968 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
969 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
970 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
971 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
972 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
973 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
974 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
975 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
976 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
977 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
978 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
979 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
980 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
981 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
982 opt-functions.awk, opth-gen.awk, params.def, passes.c,
983 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
984 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
985 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
986 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
987 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
988 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
989 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
990 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
991 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
992 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
993 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
994 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
995 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
996 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
998 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1001 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1002 * aclocal.m4: Regenerate.
1004 2010-04-02 Richard Guenther <rguenther@suse.de>
1006 PR tree-optimization/43629
1007 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1008 if we have seen a constant value.
1010 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1012 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1014 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1017 * arm.c (legitimize_tls_address): Adjust call to
1018 gen_tls_load_dot_plus_four.
1019 (arm_note_pic_base): New function.
1020 (arm_cannot_copy_insn_p): Use it.
1021 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1024 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1029 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1031 * Makefile.in ($(out_object_file)): Depend on
1032 gt-$(basename $(notdir $(out_file))).h.
1034 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1036 * config.gcc (lm32-*-rtems*): Add t-lm32.
1038 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1040 * config.gcc: Add lm32-*-rtems*.
1041 * config/lm32/rtems.h: New file.
1043 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1046 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1048 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1050 * dwarf2out.c (output_compilation_unit_header): For
1051 -gdwarf-4 use version 4 instead of version 3.
1052 (output_line_info): For version 4 and above emit additional
1053 maximum ops per insn header field.
1054 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1056 * dwarf2out.c (is_c_family, is_java): Remove.
1057 (lower_bound_default): New function.
1058 (add_bound_info, gen_descr_array_type_die): Use it.
1060 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1063 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1064 re-declaration when it happens in a function.
1066 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1068 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1069 (cgraph_remove_function_insertion_hook): Same.
1070 (cgraph_call_function_insertion_hooks): Same.
1072 2010-04-01 Richard Guenther <rguenther@suse.de>
1075 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1076 and TREE_THIS_VOLATILE.
1077 (copy_ref_info): Likewise.
1078 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1079 * tree.c (build6_stat): Ignore side-effects of all but arg5
1080 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1083 2010-04-01 Richard Guenther <rguenther@suse.de>
1085 PR tree-optimization/43607
1086 * ipa-type-escape.c (check_call): Do not access non-existing
1089 2010-04-01 Richard Guenther <rguenther@suse.de>
1093 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1094 Jack Howarth <howarth@bromo.med.uc.edu>
1096 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1099 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1101 * doc/install.texi (Prerequisites): Document libelf usability on
1102 IRIX 5/6 and Solaris 2.
1103 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1104 Update GNU as, GNU ld requirements.
1105 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1106 Document Sun Studio compiler download.
1107 Update and simplify as, ld recommendations.
1108 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1110 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1112 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1113 with_tune_32 to pentium4.
1115 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1117 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1119 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1121 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1122 obsoletion, removal.
1124 Document GNU as requirement.
1125 Update configure requirements.
1126 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1127 Recomment IRIX 6.5.18+.
1128 Document IDF/IDL requirement.
1129 Document GNU as requirement.
1130 Document GNU ld bootstrap failure.
1131 Remove freeware.sgi.com reference.
1133 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1135 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1136 UNIX V4.0, V5.0 obsoletion, removal.
1137 Remove --with-gc=simple reference.
1138 Update VM requirements during bootstrap.
1139 Remove -oldas bootstrap description.
1140 Update binutils reference.
1141 Remove comparison failure note.
1143 2010-03-31 Richard Guenther <rguenther@suse.de>
1144 Zdenek Dvorak <ook@ucw.cz>
1145 Sebastian Pop <sebastian.pop@amd.com>
1148 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1149 with multiple arguments.
1150 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1152 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1154 * graphite-dependences.c (print_pddr): Call print_pdr with an
1156 * graphite-poly.c (debug_pdr): Add an extra argument for the
1159 (print_pbb_domain): Same.
1161 (print_scop_context): Same.
1163 (print_cloog): Same.
1164 (debug_pbb_domain): Same.
1168 (debug_scop_context): Same.
1170 (debug_cloog): Same.
1171 (print_scop_params): Same.
1172 (debug_scop_params): Same.
1173 (print_iteration_domain): Same.
1174 (print_iteration_domains): Same.
1175 (debug_iteration_domain): Same.
1176 (debug_iteration_domains): Same.
1177 (print_scattering_function): Same.
1178 (print_scattering_functions): Same.
1179 (debug_scattering_function): Same.
1180 (debug_scattering_functions): Same.
1181 * graphite-poly.h (debug_pdr): Update declaration.
1183 (print_pbb_domain): Same.
1185 (print_scop_context): Same.
1187 (print_cloog): Same.
1188 (debug_pbb_domain): Same.
1192 (debug_scop_context): Same.
1194 (debug_cloog): Same.
1195 (print_scop_params): Same.
1196 (debug_scop_params): Same.
1197 (print_iteration_domain): Same.
1198 (print_iteration_domains): Same.
1199 (debug_iteration_domain): Same.
1200 (debug_iteration_domains): Same.
1201 (print_scattering_function): Same.
1202 (print_scattering_functions): Same.
1203 (debug_scattering_function): Same.
1204 (debug_scattering_functions): Same.
1206 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1208 * graphite-poly.c (print_scattering_function_1): New.
1209 (print_scattering_function): Call it.
1210 (print_scop_params): Remove spaces at the end of lines.
1213 * graphite-poly.h (print_cloog): Declared.
1214 (debug_cloog): Declared.
1216 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1218 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1220 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1221 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1222 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1223 to switch between adding the IV bump in loop->latch or in loop->header.
1225 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1227 * graphite-poly.c (print_scattering_function): Pretty print following
1230 (print_pbb_domain): Same.
1231 (dump_gbb_cases): Same.
1232 (dump_gbb_conditions): Same.
1235 (print_scop_params): Same.
1236 (print_scop_context): Same.
1238 (print_pbb_body): New.
1239 (lst_indent_to): New.
1240 (print_lst): Start new lines with a #.
1241 * graphite-poly.h (pbb_bb): New.
1242 (pbb_index): Use pbb_bb.
1243 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1245 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1247 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1249 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1250 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1251 and 0 instead of 1 for dw_val_class_flag.
1252 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1253 dw_val_class_range_list, dw_val_class_loc_list,
1254 dw_val_class_lineptr and dw_val_class_macptr, use
1255 DW_FORM_flag_present for dw_val_class_flag and
1256 DW_FORM_exprloc for dw_val_class_loc.
1257 (output_die): For -gdwarf-4 print dw_val_class_loc
1258 size as uleb128 instead of 1 or 2 bytes and don't print
1259 anything for dw_val_class_flag.
1261 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1262 instead of cselib_lookup following by tweaking locs->setting_insn.
1265 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1266 even before returning from label, setjmp call or volatile asm
1269 2010-03-31 Richard Guenther <rguenther@suse.de>
1272 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1273 temporary data on stack.
1275 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1277 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1278 (PUSHSECTION_ASM_OP): Remove.
1279 (POPSECTION_ASM_OP): Remove.
1280 (PUSHSECTION_FORMAT): Remove.
1281 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1282 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1283 * config/sol2.c (solaris_output_init_fini): Use it.
1285 2010-03-31 Jie Zhang <jie@codesourcery.com>
1288 * opt-functions.awk (var_type_struct): Use signed char type
1289 for simple variables.
1291 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1293 * config/sol2.c: Include output.h.
1294 (solaris_assemble_visibility): New function.
1295 * config/t-sol2 (sol2.o): Add output.h dependency.
1296 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1297 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1300 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1303 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1304 V2SImode or XFmode on PRE_DEC.
1307 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1310 2010-03-31 Jie Zhang <jie@codesourcery.com>
1313 * reload.h (caller_save_initialized_p): Declare.
1314 * toplev.c (backend_init_target): Don't call
1315 init_caller_save but set caller_save_initialized_p to false.
1316 * caller-save.c (caller_save_initialized_p): Define.
1317 (init_caller_save): Check caller_save_initialized_p.
1318 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1320 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1323 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1324 and soft-fp/t-softfp to tmake_file.
1325 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1326 (LIBGCC2_TF_CEXT): Define.
1329 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1332 * cselib.c (n_useless_values): Document handling of debug locs.
1333 (n_useless_debug_values, n_debug_values): New variables.
1334 (new_elt_loc_list): Don't add to debug values, keep count.
1335 (promote_debug_loc): New.
1336 (cselib_reset_table): Zero new variables.
1337 (entry_and_rtx_equal_p): Promote debug locs.
1338 (discard_useless_locs): Increment n_useless_debug_values for
1340 (remove_useless_values): Adjust n_useless_values and n_debug_values
1341 with n_useless_debug_values.
1342 (add_mem_for_addr): Promote debug locs.
1343 (cselib_lookup_mem): Likewise.
1344 (cselib_lookup_addr): Renamed to...
1345 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1346 (cselib_log_lookup): ... this. Turn into...
1347 (cselib_lookup_addr): ... new wrapper.
1348 (cselib_lookup_from_insn): New.
1349 (cselib_invalidate_regno): Increment n_useless_debug_values for
1351 (cselib_invalidate_mem): Likewise.
1352 (cselib_process_insn): Take n_deleted and n_debug_values into
1353 account to guard remove_useless_value call.
1354 (cselib_finish): Zero n_useless_debug_values.
1355 * cselib.h (cselib_lookup_from_insn): Declare.
1356 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1357 (sched_analyze_2): Likewise.
1359 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1361 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1363 (adjust_mems): Replace narrowing SUBREG of expression containing
1364 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1365 with operations in the narrower mode.
1368 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1369 regs_invalidated_by_call instead all call_used_reg_set registers.
1371 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1374 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1375 pointer comparisons with types_compatible_p.
1376 * tree-vect-stmts.c (vectorizable_call): Same.
1377 (vectorizable_condition): Same.
1379 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1381 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1382 stack check if the mask would be zero.
1384 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1385 Jack Howarth <howarth@bromo.med.uc.edu>
1387 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1390 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1393 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1395 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1396 Include ___unordxf2 and ___unordtf2.
1397 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1400 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1402 * config/lm32/t-lm32: New file.
1403 * config.gcc: Use the above file when targetting lm32.
1405 2010-03-28 Duncan Sands <baldrick@free.fr>
1407 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1409 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1412 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1413 Improve vectorization cost model diagnostic.
1415 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1418 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1419 compute_data_dependences_for_loop returns false, early exit
1420 and output an extra diagnostic for the failed data reference
1423 2010-03-29 Richard Guenther <rguenther@suse.de>
1425 PR tree-optimization/43560
1426 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1427 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1429 2010-03-29 Jie Zhang <jie@codesourcery.com>
1432 * toplev.c (process_options): Set optimization_default_node
1433 and optimization_current_node.
1434 * opts.c (decode_options): Don't set optimization_default_node
1435 and optimization_current_node.
1437 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1439 * config/rtems.h: Abandon -qrtems_debug.
1441 2010-03-28 Jan Hubicka <jh@suse.cz>
1443 PR tree-optimization/43505
1444 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1445 map should not be copied.
1447 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1450 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1451 cdtors, set DECL_PRESERVE_P.
1452 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1455 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1457 PR tree-optimization/43528
1458 * stor-layout.c (place_field): Check that constant fits into
1459 unsigned HWI when skipping calculation of MS bitfield layout.
1461 2010-03-27 Jan Hubicka <jh@suse.cz>
1464 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1465 notice_global_symbol work.
1467 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1469 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1470 instead of dwarf2out_decl.
1471 (struct var_loc_node): Remove section_label field.
1472 (dwarf2out_function_decl): New function.
1473 (dwarf2out_var_location): Don't set section_label field.
1474 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1476 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1478 PR tree-optimization/43544
1479 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1480 First argument for builtin vectorized function hook is now a
1481 tree to be able to distinguish between machine specific and
1483 * targhooks.c (default_builtin_vectorized_function): Ditto.
1484 * targhooks.h (default_builtin_vectorized_function): Ditto.
1485 * target.h (struct gcc_target): Ditto.
1486 * tree-vect-stmts.c (vectorizable_function): Ditto.
1487 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1488 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1491 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1494 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1495 nested binding iff it is a FUNCTION_DECL.
1496 (store_parm_decls_newstyle): Pass nested=true to bind for
1497 FUNCTION_DECLs amongst parameters.
1499 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1501 * var-tracking.c (vt_expand_loc_callback): Don't run
1502 cselib_expand_value_rtx_cb in dummy mode if
1503 cselib_dummy_expand_value_rtx_cb returned false.
1505 * var-tracking.c (emit_note_insn_var_location): For one part
1506 notes with offset 0, don't add EXPR_LIST around the location.
1507 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1508 add_location_or_const_value_attribute): Adjust for that change.
1511 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1512 into first operand and location into second.
1513 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1514 dw_cfi_oprnd_loc for DW_CFA_expression.
1515 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1516 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1517 assume first argument is regnum and second argument is location.
1519 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1522 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1523 of scratch register to DImode. Split to DImode comparison operator.
1524 Use SImode subreg of scratch register in the multiplication.
1525 (*cmp_sadd_sidi): Ditto.
1526 (*cmp_ssub_si): Ditto.
1527 (*cmp_ssub_sidi): Ditto.
1529 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1532 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1533 Remove invalid assert and wrong comment.
1535 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1538 * flags.h (final_insns_dump_p): New extern.
1539 * final.c (final_insns_dump_p): New variable.
1540 (rest_of_clean_state): Set it before -fdump-final-insns=
1541 dumping, clear afterwards.
1542 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1543 MEM_ALIAS_SET on MEMs.
1545 2010-03-26 David S. Miller <davem@davemloft.net>
1547 * configure.ac: Fix sparc GOTDATA_OP bug check.
1548 * configure: Rebuild.
1550 2010-03-26 Alan Modra <amodra@gmail.com>
1552 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1554 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1556 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1557 TLS_SECTION_ASM_FLAG.
1559 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1562 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1563 Clear first_function_block_is_cold.
1566 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1567 argument if the argument is truth_value_p.
1569 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1571 * config/rs6000/constraints.md: Update copyright year for my changes.
1574 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1575 used in reg+reg addressing, swap registers.
1577 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1580 * target.h (struct gcc_target): Add code_end hook.
1581 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1583 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1584 * toplev.c (compile_file): Call targetm.asm_out.code_end
1585 hook before unwind info/debug info output.
1586 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1587 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1588 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1589 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1590 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1591 * config/i386/i386.c (ix86_file_end): Renamed to...
1592 (ix86_code_end): ... this. Make static. Don't call
1593 file_end_indicate_exec_stack. Emit unwind info using
1594 final_start_function/final_end_function.
1595 (darwin_x86_file_end): Remove.
1596 (TARGET_ASM_CODE_END): Define.
1597 * config/i386/i386.h (TARGET_ASM_FILE_END,
1598 NEED_INDICATE_EXEC_STACK): Don't define.
1599 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1600 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1601 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1602 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1605 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1606 at the beginning and final_end_function at the end.
1607 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1609 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1611 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1612 and Sun as TLS syntax.
1613 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1614 * configure: Regenerate.
1615 * config.in: Regenerate.
1616 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1617 (default_elf_asm_named_section): Use it.
1618 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1619 (i386_output_dwarf_dtprel): Likewise.
1620 (output_addr_const_extra): Likewise.
1621 (output_pic_addr_const): Lowercase @GOTTPOFF.
1622 (output_addr_const_extra): Likewise.
1623 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1624 (output_addr_const_extra): Likewise.
1625 (output_pic_addr_const): Lowercase @INDNTPOFF.
1626 (output_addr_const_extra): Likewise.
1627 (output_pic_addr_const): Lowercase @NTPOFF.
1628 (output_addr_const_extra): Likewise.
1629 (output_pic_addr_const): Lowercase @TPOFF.
1630 (output_addr_const_extra): Likewise.
1631 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1632 (*tls_global_dynamic_64): Likewise.
1633 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1634 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1636 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1637 (ASM_OUTPUT_TLS_COMMON): Use it.
1638 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1641 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1642 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1643 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1644 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1645 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1646 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1648 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1650 * config/i386/i386.c (override_options): Don't accept
1651 -mtls-dialect=sun any longer.
1652 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1653 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1654 (*tls_local_dynamic_base_32_sun): Likewise.
1655 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1657 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1660 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1661 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1664 * ira.c (adjust_cleared_regs): New function.
1665 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1669 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1671 * expr.c (expand_expr_real): Restore previous
1672 curr_insn_source_location and curr_insn_block after
1673 expand_expr_real_1 call.
1674 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1675 instead of expand_expr_real_1.
1677 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1679 PR rtl-optimization/43413
1680 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1683 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1686 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1687 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1689 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1691 * config/i386/i386.c (ix86_target_string): Add -mfma.
1692 Fix a typo in comment.
1694 2010-03-22 Mike Stump <mikestump@comcast.net>
1697 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1698 Don't overly align based upon packed packed fields.
1700 2010-03-22 Jason Merrill <jason@redhat.com>
1702 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1703 Use () rather than [], and move before the element type.
1705 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1707 * doc/configfiles.texi (Configuration Files): Removed
1708 fixinc/Makefile*, intl/Makefile.*.
1709 * doc/makefile.texi: Fixed markup. Abstract from version
1710 control system used.
1711 (Makefile): Removed obsolete gcc/java/parse.y example.
1712 * doc/sourcebuild.texi: Likewise.
1713 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1714 libgomp, libssp. Removed fastjar.
1715 (Miscellaneous Docs): Clarify location.
1716 Added COPYING3, COPYING3.LIB.
1717 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1719 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1722 * config/i386/i386.c (x86_function_profiler)
1723 [!NO_PROFILE_COUNTERS]: Fix typo.
1724 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1727 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1728 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1730 * doc/sourcebuild.texi (Test Directives): Split into six
1731 subsections, with most of the current text in new subsections
1732 Directives, Selectors, and Final Actions.
1733 (Directives): Split list of test directives into multiple
1735 (Selectors): Describe use and syntax of selectors.
1736 (Effective-Target Keywords): Describe all existing keywords.
1737 (Add Options): Describe features for dg-add-options.
1738 (Require Support): Describe variants of dg-require-support.
1739 (Final Actions): Describe commands to use in dg-final.
1741 2010-03-22 Michael Matz <matz@suse.de>
1744 * recog.c (validate_replace_rtx_group): Replace also in
1745 REG_EQUAL and REG_EQUIV notes.
1747 2010-03-22 Richard Guenther <rguenther@suse.de>
1749 PR tree-optimization/43390
1750 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1751 sure vector extracts are type correct.
1753 2010-03-22 Richard Guenther <rguenther@suse.de>
1756 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1757 x * sqrt (x) even when optimizing for size if the target
1758 has native support for sqrt.
1760 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1762 * varasm.c (make_decl_rtl_for_debug): Also clear
1763 flag_mudflap for the duration of make_decl_rtl call.
1766 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1767 locs from preserved VALUEs.
1769 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1772 * pa.md (movmemsi): Set align to one if zero.
1773 (movmemdi): Likewise.
1775 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1778 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1779 with their corresponding prologue pushes.
1781 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1784 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1785 at the begining or end.
1786 (spu_expand_epilogue): Likewise.
1788 2010-03-20 Richard Guenther <rguenther@suse.de>
1790 PR rtl-optimization/43438
1791 * combine.c (make_extraction): Properly zero-/sign-extend an
1792 extraction of the low part of a CONST_INT. Also handle
1795 2010-03-19 Mike Stump <mikestump@comcast.net>
1797 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1798 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1799 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1801 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1804 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1807 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1809 PR rtl-optimization/42258
1810 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1811 use that may match DEF.
1814 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1815 the cost of loading the constant rather than assuming
1817 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1818 outer code is AND, do the same tests as the andsi3 expander and
1819 return COSTS_N_INSNS (1) if and is cheap.
1821 * optabs.c (avoid_expensive_constant): Fix formatting.
1823 2010-03-19 Michael Matz <matz@suse.de>
1826 * attribs.c (decl_attributes): When rebuilding a function pointer
1827 type use the same qualifiers as the original pointer type.
1829 2010-03-19 Martin Jambor <mjambor@suse.cz>
1831 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1832 and is_gimple_ip_invariant_address.
1834 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1837 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1839 * config/arm/arm.c (arm_override_options): Turn off
1840 flag_dwarf2_cfi_asm for AAPCS variants.
1842 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1845 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1846 Use PRE_MODIFY instead of PRE_DEC.
1847 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1848 (vfp_emit_fstmd): Likewise.
1850 2010-03-19 Michael Matz <matz@suse.de>
1853 * builtins.c (expand_builtin_interclass_mathfn,
1854 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1857 2010-03-19 Richard Guenther <rguenther@suse.de>
1859 PR tree-optimization/43415
1860 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1861 (phi_translate_1): ... this.
1862 (phi_translate): Move all caching here. Cache all NARY
1863 and REFERENCE translations.
1865 2010-03-19 David S. Miller <davem@davemloft.net>
1867 With help from Eric Botcazou.
1868 * config/sparc/sparc.c: Include dwarf2out.h.
1869 (emit_pic_helper): Delete.
1870 (pic_helper_symbol_name): Delete.
1871 (pic_helper_emitted_p): Delete.
1872 (pic_helper_needed): New.
1873 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1874 (get_pc_thunk_name): New.
1875 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1876 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1877 Set pic_helper_needed to true. Don't call emit_pic_helper.
1878 (sparc_expand_prologue): Update load_pic_register call.
1879 (sparc_output_mi_thunk): Likewise.
1880 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1881 thunk if possible. Output CFI information as needed.
1883 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1884 Jack Howarth <howarth@bromo.med.uc.edu>
1887 * config/i386/i386.h: Fix ABI on darwin x86-32.
1889 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1891 * tree.h: Declare make_decl_rtl_for_debug.
1892 * varasm.c (make_decl_rtl_for_debug): New.
1893 * dwarf2out.c (rtl_for_decl_location): Call it.
1894 * cfgexpand.c (expand_debug_expr): Call it.
1896 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1899 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1903 * var-tracking.c (vt_init_cfa_base): Do nothing if
1904 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1906 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1909 * var-tracking.c (canonicalize_vars_star): New.
1910 (dataflow_post_merge_adjust): Use it.
1912 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1915 * var-tracking.c (non_suitable_const): New function.
1916 (add_uses): For DEBUG_INSNs with constants, don't record any
1917 value, instead just the constant value itself.
1918 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1919 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1920 (emit_notes_in_bb): Likewise.
1921 (emit_note_insn_var_location): For onepart variables if
1922 cur_loc is a VOIDmode constant, use DECL_MODE.
1924 2010-03-18 Martin Jambor <mjambor@suse.cz>
1927 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1928 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1929 all non-clones. Moved call redirection...
1930 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1931 (cgraph_materialize_all_clones): Dispose of all
1932 combined_args_to_skip bitmaps.
1933 (verify_cgraph_node): Do not check for edges pointing to wrong
1934 nodes in inline clones.
1935 * tree-inline.c (copy_bb): Call
1936 cgraph_redirect_edge_call_stmt_to_callee.
1937 * ipa.c (cgraph_remove_unreachable_nodes): Call
1938 cgraph_node_remove_callees even when there are used clones.
1940 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1942 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1944 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1947 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1950 2010-03-18 Michael Matz <matz@suse.de>
1953 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1954 into sqrt(x) if we need to preserve signed zeros.
1956 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1957 Eric Botcazou <ebotcazou@adacore.com>
1959 PR rtl-optimization/43360
1960 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1961 note if we don't know its invariant status.
1963 2010-03-18 Michael Matz <matz@suse.de>
1965 PR tree-optimization/43402
1966 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1967 PHI chains of ssa names registered for update.
1969 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1972 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1973 non-offsettable and pre_modify update addressing.
1974 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1975 and "2" alternatives "#".
1976 (*movdd_softfloat32): Make all alternatives "#";
1977 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1978 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1979 (*movdf_softfloat32): Make all alternatives "#";
1980 (movdi): Use the new DIFD mode iterator to create a common splitter
1981 for movdi, movdf and movdd patterns.
1983 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1985 * common.opt (dumpdir): Remove redundant tab.
1987 2010-03-17 Martin Jambor <mjambor@suse.cz>
1989 PR tree-optimization/43347
1990 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1991 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1993 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1995 PR rtl-optimization/42216
1996 * regrename.c (create_new_chain): New function, broken out from...
1997 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1998 appending a use to an empty chain.
1999 (build_def_use): Remove previous changes that convert OP_INOUT to
2000 OP_OUT operands; instead detect the case where an OP_INOUT operand
2001 uses a previously untracked register and create an empty chain for it.
2003 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2005 * doc/extend.texi (Function Attributes): Rewrite unfinished
2006 sentence in ms_abi documentation.
2008 2010-03-17 Alan Modra <amodra@gmail.com>
2010 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2011 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2012 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2013 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2015 2010-03-16 Richard Henderson <rth@redhat.com>
2018 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2019 (lower_try_finally): Save and restore eh_seq around the expansion
2022 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2024 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2025 statements before splitting block.
2027 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2029 * doc/sourcebuild.texi (Testsuites): Fix markup.
2030 Use pathnames relative to gcc/testsuite.
2031 (Test Directives): Move description of how timeout is determined.
2032 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2033 (C Tests): Correct gcc.misc-tests directory.
2034 Framework tests now live in gcc.test-framework.
2036 2010-03-16 Richard Guenther <rguenther@suse.de>
2039 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2040 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2042 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2043 Alexandre Oliva <aoliva@redhat.com>
2045 PR tree-optimization/42917
2046 * lambda-code.c (remove_iv): Skip debug statements.
2047 (lambda_loopnest_to_gcc_loopnest): Likewise.
2048 (not_interesting_stmt): Debug statements are not interesting.
2050 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2054 * cselib.c (cselib_preserve_constants,
2055 cfa_base_preserved_val): New static variables.
2056 (preserve_only_constants): New function.
2057 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2058 clear its REG_VALUES. If cselib_preserve_constants, don't
2059 empty the whole hash table, but preserve there VALUEs with constants,
2060 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2061 (cselib_preserve_cfa_base_value): New function.
2062 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2063 (cselib_init): Change argument to int bitfield. Set
2064 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2066 (cselib_finish): Clear cselib_preserve_constants and
2067 cfa_base_preserved_val.
2068 * cselib.h (enum cselib_record_what): New enum.
2069 (cselib_init): Change argument to int.
2070 (cselib_preserve_cfa_base_value): New prototype.
2071 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2072 * dse.c (dse_step1): Likewise.
2073 * cfgcleanup.c (thread_jump): Likewise.
2074 * sched-deps.c (sched_analyze): Likewise.
2075 * gcse.c (local_cprop_pass): Likewise.
2076 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2077 If FN is non-NULL, call the callback always and whenever it returns
2078 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2079 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2080 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2081 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2082 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2083 * var-tracking.c: Include recog.h.
2084 (bb_stack_adjust_offset): Remove.
2085 (vt_stack_adjustments): Don't call it, instead just gather the
2086 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2087 (adjust_stack_reference): Remove.
2088 (compute_cfa_pointer): New function.
2089 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2090 (struct adjust_mem_data): New type.
2091 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2093 (get_address_mode): New function.
2094 (replace_expr_with_values): Use it.
2095 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2096 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2097 (adjust_sets): Remove.
2098 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2099 Use get_address_mode.
2100 (get_adjusted_src): Remove.
2101 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2102 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2103 (add_with_sets): Don't call adjust_sets.
2104 (fp_setter, vt_init_cfa_base): New functions.
2105 (vt_initialize): Change return type to bool. Move most of pool etc.
2106 initialization to the beginning of the function from end. Pass
2107 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2108 If !frame_pointer_needed, call vt_stack_adjustment before mos
2109 vector is filled, call vt_init_cfa_base if argp/framep has been
2110 eliminated to sp. If frame_pointer_needed and argp/framep has
2111 been eliminated to hard frame pointer, set
2112 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2113 encountering fp setter in the prologue. For MO_ADJUST, call
2114 log_op_type before pusing the op into mos vector, not afterwards.
2115 Call adjust_insn before cselib_process_insn/add_with_sets,
2116 call cancel_changes (0) afterwards.
2117 (variable_tracking_main_1): Adjust for vt_initialize calling
2118 vt_stack_adjustments and returning whether it succeeded or not.
2120 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2122 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2125 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2127 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2129 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2130 drap_reg has not been set.
2132 2010-03-15 Michael Matz <matz@suse.de>
2135 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2136 use it to expand block copies.
2137 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2138 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2139 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2141 2010-03-15 Richard Guenther <rguenther@suse.de>
2143 PR tree-optimization/43367
2144 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2147 2010-03-15 Richard Guenther <rguenther@suse.de>
2149 PR tree-optimization/43317
2150 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2152 2010-03-15 Martin Jambor <mjambor@suse.cz>
2154 PR tree-optimization/43141
2155 * tree-sra.c (create_abstract_origin): New function.
2156 (modify_function): Call create_abstract_origin.
2158 2010-03-15 Chris Demetriou <cgd@google.com>
2160 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2163 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2166 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2167 call insert_out_of_ssa_copy for default definitions.
2169 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2171 * graphite-clast-to-gimple.c (my_long_long): Defined.
2172 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2173 * graphite-sese-to-poly.c (my_long_long): Defined.
2174 (scop_ivs_can_be_represented): Use it.
2176 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2178 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2179 graphite-max-bbs-per-function, and loop-block-tile-size.
2180 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2182 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2184 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2186 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2187 forward declaration.
2188 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2189 (add_upper_bounds_from_estimated_nit): New.
2190 (build_loop_iteration_domains): Use it.
2192 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2194 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2196 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2199 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2200 should be an INTEGER_CST. Also handle CASE_CONVERT.
2202 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2204 * graphite.c (graphite_initialize): To bound the number of bbs per
2205 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2206 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2207 * doc/invoke.texi: Document it.
2209 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2211 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2212 * graphite-sese-to-poly.h (build_poly_scop): Same.
2214 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2216 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2217 the number of parameters in the scop. Use as an upper bound
2218 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2219 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2220 * doc/invoke.texi: Document it.
2222 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2224 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2225 * doc/c-tree.texi: Remove.
2226 * doc/generic.texi: Merge c-tree.texi here.
2227 * doc/gccint.texi (Trees): Remove menu entry.
2228 (c-tree.texi): Remove @include.
2229 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2230 * doc/languages.texi (Reading RTL): Ditto.
2232 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2235 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2237 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2240 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2241 code added to work around reload clobbering CONST insns.
2243 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2245 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2246 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2247 (cselib_preserve_only_values): Remove retain argument, don't
2248 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2249 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2250 * var-tracking.c (micro_operation): Move insn field before union.
2251 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2252 (struct variable_tracking_info_def): Remove n_mos field, change
2253 mos into a vector of micro_operations.
2254 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2255 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2256 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2257 changing into a vector.
2258 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2259 come before all other uops generated by add_stores.
2260 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2262 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2263 a vector. Run just one pass over the bbs instead of separate counting
2264 and computation phase.
2265 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2268 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2269 into *nonlocalized_list vector.
2270 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2271 even if origin is non-NULL.
2272 (gen_variable_die): Likewise.
2273 (process_scope_var): Don't change origin.
2274 (gen_decl_die): Likewise.
2275 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2276 before adding new edges instead of after it, fix moving over
2279 2010-03-11 David S. Miller <davem@davemloft.net>
2281 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2283 * configure: Rebuild.
2285 2010-03-11 Martin Jambor <mjambor@suse.cz>
2287 PR tree-optimization/43257
2288 * tree.c (assign_assembler_name_if_neeeded): New function.
2289 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2291 * tree.h (assign_assembler_name_if_neeeded): Declare.
2292 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2293 the function if needed.
2295 2010-03-11 Chris Demetriou <cgd@google.com>
2297 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2298 include/stdint-gcc.h, and include/stdint.h world-readable.
2300 2010-03-11 Richard Guenther <rguenther@suse.de>
2302 PR tree-optimization/43255
2303 * tree-vrp.c (process_assert_insertions_for): Do not insert
2304 asserts for trivial conditions.
2306 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2308 PR tree-optimization/43280
2309 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2310 generation. Move calculation of size out of the if branch.
2311 (find_bswap): Modify compare number generation.
2313 2010-03-11 Richard Guenther <rguenther@suse.de>
2316 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2317 (input_gimple_stmt): Fixup handled component types during
2318 operand read. Also fix up decls in ADDR_EXPRs.
2320 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2322 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2323 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2325 2010-03-10 Jan Hubicka <jh@suse.cz>
2328 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2329 * varasm.c (get_variable_section): Don't do that here...
2330 (make_decl_rtl): ... and here.
2331 (do_assemble_alias): Produce decl RTL.
2332 (assemble_alias): Likewise.
2334 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2337 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2338 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2340 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2341 (based_loc_descr): Only express drap or vdrap regno based expressions
2342 using DW_OP_fbreg when not optimizing.
2343 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2344 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2345 REG_CFA_SET_VDRAP note.
2347 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2349 PR tree-optimization/43236
2350 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2351 error in calculation of base address in reverse iteration case.
2352 (generate_builtin): Take number of latch executions if the statement
2355 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2358 * tree-eh.c: Include pointer-set.h.
2359 (lower_eh_dispatch): Filter out duplicate case labels and
2360 remove the unneeded edge when the label is unused. Return
2361 true when some edges are removed.
2362 (execute_lower_eh_dispatch): When any lowering resulted in
2363 removing an edge, also delete unreachable blocks.
2365 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2368 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2369 UNSPEC_MACHOPIC_OFFSET.
2371 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2374 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2375 (m68k_delegitimize_address): New function.
2377 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2380 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2383 * var-tracking.c (adjust_sets): New function.
2384 (count_with_sets, add_with_sets): Use it.
2385 (get_adjusted_src): New inline function.
2386 (add_stores): Use it.
2389 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2390 call cselib_dummy_expand_value_rtx_cb instead of
2391 cselib_expand_value_rtx_cb.
2394 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2395 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2396 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2397 and .cfi_endproc around the pic thunks.
2398 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2399 all queued unwind info register saves are saved before the call.
2400 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2401 considered as sp-=4 for unwind info and the pop as sp+=4 which
2402 also clobbers dest, but doesn't actually restore it.
2405 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2406 RTX_FRAME_RELATED_P.
2408 2010-03-09 Jie Zhang <jie@codesourcery.com>
2410 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2411 whitespaces in output template.
2413 2010-03-09 Jie Zhang <jie@codesourcery.com>
2415 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2418 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2420 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2421 builtins.exp in a separate job.
2423 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2425 * graphite-sese-to-poly.c (add_param_constraints): Use
2426 lower_bound_in_type and upper_bound_in_type.
2428 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2430 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2431 instead of unsigned_type_node.
2433 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2434 Reza Yazdani <reza.yazdani@amd.com>
2437 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2438 on pointer type parameters.
2440 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2444 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2445 handle conversions from pointer to integers.
2446 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2447 induction variable, to be able to work with code generated by CLooG.
2448 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2449 (build_poly_scop): Bail out if we cannot codegen a loop.
2451 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2453 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2454 code generation with gloog_error.
2456 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2458 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2459 Call fold_convert on all the returned values.
2460 (expand_scalar_variables_expr): Pass to
2461 expand_scalar_variables_ssa_name the type of the resulting expression.
2463 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2465 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2466 ppl_min_for_le_pointset.
2467 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2468 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2470 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2472 * graphite-dependences.c (map_into_dep_poly): Removed.
2473 (dependence_polyhedron_1): Use combine_context_id_scat.
2475 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2477 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2478 (struct poly_bb): Same.
2479 (combine_context_id_scat): New.
2481 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2484 * sese.c (name_defined_in_loop_p): Return false for default
2487 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2489 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2490 and clean up the logic.
2492 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2494 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2497 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2499 * var-tracking.c (remove_cselib_value_chains): Define only for
2501 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2502 delete_slot_part, emit_notes_for_differences_1): Don't call
2503 remove_cselib_value_chains here.
2504 (set_slot_part, emit_notes_for_differences_2): Don't call
2505 add_cselib_value_chains here.
2506 (preserved_values): New vector.
2507 (preserve_value): New function.
2508 (add_uses, add_stores, vt_add_function_parameters): Use it
2509 instead of cselib_preserve_value.
2510 (changed_values_stack): New vector.
2511 (check_changed_vars_0): New function.
2512 (check_changed_vars_1, check_changed_vars_2): Use it.
2513 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2514 changed_values_stack VALUEs.
2515 (vt_emit_notes): For all preserved_values call
2516 add_cselib_value_chains. If ENABLE_CHECKING call
2517 remove_cselib_value_chains before verifying value_chains is empty.
2518 Initialize and free changed_values_stack.
2519 (vt_initialize): Initialize preserved_values.
2520 (vt_finalize): Free preserved_values.
2522 2010-03-08 Richard Guenther <rguenther@suse.de>
2524 PR tree-optimization/43269
2525 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2528 2010-03-08 Martin Jambor <mjambor@suse.cz>
2530 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2531 (ipa_is_param_called): Removed.
2532 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2533 (ipa_print_node_params): Do not print the called flag.
2534 (ipa_write_node_info): Do not stream the called flag.
2535 (ipa_read_node_info): Likewise.
2537 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2540 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2541 * cselib.c (struct expand_value_data): Add dummy field.
2542 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2544 (cselib_dummy_expand_value_rtx_cb): New function.
2545 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2547 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2548 * var-tracking.c: Include pointer-set.h.
2549 (variable): Change n_var_parts to char from int. Add
2550 cur_loc_changed and in_changed_variables fields.
2551 (variable_canonicalize): Remove.
2552 (shared_var_p): New inline function.
2553 (unshare_variable): Maintain cur_loc_changed and
2554 in_changed_variables fields. If var was in changed_variables,
2555 replace it there with new_var. Just copy cur_loc instead of
2556 resetting it to something else.
2557 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2558 (dataflow_set_union): Don't call variable_canonicalize.
2559 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2560 of their DEBUG_EXPR_TREE_DECLs.
2561 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2562 and in_changed_variables and cur_loc_changed is false.
2563 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2564 and cur_loc_changed. Don't update cur_loc here.
2565 (variable_merge_over_src): Don't call variable_canonicalize.
2566 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2567 removing loc that is equal to cur_loc, clear cur_loc,
2568 set cur_loc_changed and ensure variable_was_changed is called.
2569 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2570 compare pointers in cur_loc check, if it is equal to loc,
2571 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2572 (variable_different_p): Remove compare_current_location argument,
2573 don't compare cur_loc.
2574 (dataflow_set_different_1): Adjust variable_different_p caller.
2575 (variable_was_changed): If dv had some var in changed_variables
2576 already, reset in_changed_variables flag for it and propagate
2577 cur_loc_changed over to the new variable. On empty var
2578 always set cur_loc_changed. Set in_changed_variables on whatever
2579 var is added to changed_variables.
2580 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2581 Use shared_var_p. When removing loc that is equal to cur_loc,
2582 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2583 end, don't set it to something else, just call variable_was_changed.
2584 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2585 loc being removed, clear cur_loc and set cur_loc_changed.
2586 Set cur_loc_changed if all locations have been removed.
2587 (struct expand_loc_callback_data): New type.
2588 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2589 allocated. Always create SUBREGs if simplify_subreg failed.
2590 Prefer to use cur_loc, when that fails and still in
2591 changed_variables (and seen first time) recompute it. Set
2592 cur_loc_changed of variables which had to change cur_loc and
2593 compute elcd->cur_loc_changed if any of the subexpressions used
2594 had to change cur_loc.
2595 (vt_expand_loc): Adjust to pass arguments in
2596 expand_loc_callback_data structure.
2597 (vt_expand_loc_dummy): New function.
2598 (emitted_notes): New variable.
2599 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2600 that weren't used for any other decl in current
2601 emit_notes_for_changes call call vt_expand_loc_dummy to update
2602 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2603 first loc_chain location if NULL before. Always use just
2604 cur_loc instead of first loc_chain location. When cur_loc_changed
2605 is false, when not --enable-checking=rtl just don't emit any note.
2606 When rtl checking, compute the note and assert it is the same
2607 as previous note. Clear cur_loc_changed and in_changed_variables
2608 at the end before removing from changed_variables.
2609 (check_changed_vars_3): New function.
2610 (emit_notes_for_changes): Traverse changed_vars to call
2611 check_changed_vars_3 on each changed var.
2612 (emit_notes_for_differences_1): Clear cur_loc_changed and
2613 in_changed_variables. Recompute cur_loc of new_var.
2614 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2615 (vt_emit_notes): Initialize and destroy emitted_notes.
2617 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2619 PR rtl-optimization/42220
2620 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2621 Use verify_reg_tracked to determine if we should use OP_OUT rather
2623 (build_def_use): If we see an in-out operand for a register that we
2624 know nothing about, treat is an output if possible, fail the block if
2627 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2630 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2633 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2636 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2637 uses of relevant DEFs that are dead outside the loop too.
2639 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2641 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2643 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2645 * var-tracking.c (values_to_unmark): New variable.
2646 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2647 values_to_unmark vector. Moved body to...
2648 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2649 instead queue it into values_to_unmark vector.
2650 (vt_find_locations): Free values_to_unmark vector.
2652 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2654 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2655 (site.exp): Export them when plugins are enabled.
2657 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2660 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2662 (chrec_fold_multiply): Same.
2664 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2667 * c-decl.c (build_compound_literal): Return early if init is
2670 2010-03-04 Martin Jambor <mjambor@suse.cz>
2672 PR tree-optimization/43164
2673 PR tree-optimization/43191
2674 * tree-sra.c (type_consists_of_records_p): Reject records with
2675 zero-size bit-fields at the end.
2677 2010-03-04 Mike Stump <mikestump@comcast.net>
2679 * Makefile.in (TAGS): Remove *.y.
2681 2010-03-04 Richard Guenther <rguenther@suse.de>
2683 PR tree-optimization/40761
2684 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2686 (my_rev_post_order_compute): New function.
2687 (init_pre): Call it.
2689 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2692 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2693 decrease the cost of an IV candidate when the cost is infinite.
2695 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2697 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2698 Use '3DNow!' for the extension of that name, ensure normal space
2700 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2702 2010-03-03 Jeff Law <law@redhat.com>
2704 * PR middle-end/32693
2705 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2706 than gen_rtx_SUBREG.
2707 (extract_bit_field_1): Likewise.
2709 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2711 * doc/sourcebuild.texi (Test directives): Document that arguments
2712 include-opts and exclude-opts are now optional for dg-skip-if,
2713 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2715 2010-03-03 Jason Merrill <jason@redhat.com>
2718 * cgraph.h (varpool_node): Add extra_name field.
2719 * varpool.c (varpool_extra_name_alias): New.
2720 (varpool_assemble_decl): Emit extra name aliases.
2721 (varpool_mark_needed_node): Look past an extra name alias.
2722 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2723 * lto-streamer-in.c (lto_input_tree): Read it.
2724 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2726 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2728 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2729 (sparc*-*-solaris2*): ...this.
2731 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2734 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2735 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2736 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2737 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2740 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2741 fallthrough to default handling, just with want_address 0 instead of 2.
2742 For single element lists, add_AT_loc directly, otherwise create an
2743 artificial variable DIE and stick location list to it.
2746 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2747 (VAL_EXPR_HAS_REVERSE): Define.
2748 (reverse_op): New function.
2749 (add_stores): For reversible operations add an extra MO_VAL_USE.
2751 2010-03-02 Jason Merrill <jason@redhat.com>
2753 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2755 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2757 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2758 (sparc64-*-linux*): Likewise.
2759 (sparc64-*-solaris2*): Include assembler files before linker ones.
2760 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2761 * config/sparc/gas.h: Delete.
2762 * config/sparc/sol2-64.h: Add copyright notice.
2763 * config/sparc/sol2-gas-bi.h: Likewise.
2764 * config/sparc/sol2-gld.h: Likewise.
2765 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2766 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2767 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2768 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2769 (sparc_elf_asm_named_section): Rename into...
2770 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2772 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2774 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2776 2010-03-02 Jeff Law <law@redhat.com>
2779 * reload1.c (rtx_p, substitute_stack): Declare.
2780 (substitute): Record addresses of changed rtxs.
2781 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2782 Restore the original rtx when complete.
2783 (reload): Free subsitute_stack when complete.
2785 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2787 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2788 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2790 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2791 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2792 Torture Tests): Change from subsection to section.
2794 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2795 Steven Bosscher <steven@gcc.gnu.org>
2797 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2800 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2803 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2804 the assignment from the new induction variable to the assignment
2805 of the value from the original loop PHI function.
2807 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2808 Daniel Jacobowitz <dan@codesourcery.com>
2810 * doc/sourcebuild.texi (Test directives): Clarify options to
2813 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2815 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2816 Disable cfi directives unless GCC and gas agree on using read-only
2817 .eh_frame sections for 64-bit.
2818 * configure: Regenerate.
2820 2010-03-01 Richard Guenther <rguenther@suse.de>
2822 PR tree-optimization/43220
2823 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2824 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2826 2010-03-01 Richard Guenther <rguenther@suse.de>
2827 Martin Jambor <mjambor@suse.cz>
2830 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2831 gimplified parameters.
2833 2010-03-01 Christian Bruel <christian.bruel@st.com>
2835 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2837 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2839 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2841 2010-03-01 Richard Guenther <rguenther@suse.de>
2844 * expr.c (expand_assignment): Use the alias-oracle to tell
2845 if the rhs aliases the result decl.
2847 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2850 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2851 to sol_gt_pch_get_address.
2852 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2853 64-bit, SPARC and x86.
2854 (sol_gt_pch_get_address): New function.
2856 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2858 * toplev.h (inform_n, error_n): Declare.
2859 * diagnostic.c (inform_n, error_n): New function.
2861 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2863 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2864 has no rtl yet when processing local_decls, queue it and recheck
2865 if deferred stack allocation hasn't assigned it rtl.
2867 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2869 * config/sh/sh.c (unspec_bbr_uid): New.
2870 (gen_block_redirect): Use it instead of INSN_UID.
2871 (gen_far_branch): Likewise.
2873 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2875 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2876 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2878 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2880 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2881 (Warning Options): -Wno-conversion-null is valid for
2882 Objective-C++ as well.
2883 * doc/tm.texi (Named Address Spaces): Likewise.
2884 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2885 * doc/tree-ssa.texi (Tree SSA): Likewise.
2887 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2890 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2891 by default. Don't set the default arch for
2892 i[34567]86-*-darwin*|x86_64-*-darwin*.
2894 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2897 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2898 default. Set the default 32bit/64bit archs with $with_arch
2899 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2901 2010-02-27 Richard Guenther <rguenther@suse.de>
2903 PR tree-optimization/43186
2904 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2905 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2906 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2907 unroller iterations.
2909 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2911 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2912 required and i[34567]86-*-* targets don't support 64bit ISA.
2914 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2917 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2920 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2922 * config.gcc: Set the default arch at least to Prescott for
2923 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2924 if SSE math is enabled.
2926 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2928 * diagnostic.c (diagnostic_initialize): Update.
2929 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2931 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2932 (diagnostic_inhibit_notes): New.
2933 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2935 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2938 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2939 * doc/standards.texi: Likewise.
2940 * doc/extend.texi: Likewise.
2941 * doc/trouble.texi: Likewise.
2942 * doc/cppopts.texi: Likewise.
2943 * doc/install.texi: Likewise.
2944 * c.opt (std=c90,std=gnu90): New options.
2945 * c-opts.c (c_common_handle_option): Handle them.
2947 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2950 * c-decl.c (undeclared_variable): Use an informative note.
2952 2010-02-26 Richard Guenther <rguenther@suse.de>
2954 PR tree-optimization/43186
2955 * gimple.h (gimple_fold): Remove.
2956 * gimple.c (gimple_fold): Remove. Inline into single user ...
2957 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2958 Try harder for conditions.
2960 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2963 * function.c (used_types_insert): Don't skip through named pointer
2964 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2965 and it is different from the main variant's type.
2967 2010-02-26 Nick Clifton <nickc@redhat.com>
2969 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2971 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2973 * config.gcc: Support --with-fpmath=sse for x86.
2975 * config/i386/ssemath.h: New.
2977 * doc/install.texi (--with-fpmath=sse): Documented.
2979 2010-02-26 Richard Guenther <rguenther@suse.de>
2981 PR tree-optimization/43188
2982 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2983 vector types of over-aligned element type.
2985 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2988 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2989 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2991 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2993 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2995 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2997 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2998 * var-tracking.c: Include diagnostic.h.
2999 (debug_dv): New function.
3000 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3003 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3004 (add_value_chain, add_value_chains, remove_value_chain,
3005 remove_value_chains): Handle DEBUG_EXPRs.
3006 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3009 * regcprop.c (struct queued_debug_insn_change): New type.
3010 (struct value_data_entry): Add debug_insn_changes field.
3011 (struct value_data): Add n_debug_insn_changes field.
3012 (debug_insn_changes_pool): New variable.
3013 (free_debug_insn_changes, apply_debug_insn_changes,
3014 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3015 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3016 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3018 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3020 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3021 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3022 changes, call cprop_find_used_regs via note_stores.
3023 (copyprop_hardreg_forward): When copying vd from predecessor
3024 which has any queued DEBUG_INSN changes, make sure the pointers are
3025 cleared. At the end call df_analyze and then if there are any
3026 DEBUG_INSN changes queued at the end of some basic block for still
3027 live registers, apply them.
3028 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3030 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3032 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3035 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3037 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3038 targets. Set the default with_cpu/with_arch from arch/cpu.
3039 Allow x86-64 and native for with_cpu/with_arch.
3041 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3043 * ebitmap.c: Change calls to verify_popcount with calls to
3044 sbitmap_verify_popcount.
3045 (ebitmap_clear_bit): Fixed map->cacheindex test and
3046 map>cache update when bit clearing results in an empty
3049 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3052 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3053 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3054 and support both V2DF and V2DI modes.
3055 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3056 support both V2DF and V2DI modes.
3057 (general): Delete trailing whitespace from a few patterns.
3059 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3060 V2DF/V2DI interleave high/low builtins.
3062 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3065 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3066 interleave high/low functions.
3068 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3070 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3071 #pragma extern_prefix.
3073 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3076 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3077 BLKmode, assert op0 is a MEM and just adjust its mode.
3080 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3081 if bitpos isn't multiple of mode's bitsize.
3083 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3085 * c.opt (-ftemplate-depth=): New.
3086 (-ftemplate-depth-): Deprecate.
3087 * optc-gen.awk: Handle -ftemplate-depth=.
3088 * opth-gen.awk: Likewise.
3089 * c-opts.c (c_common_handle_option): Likewise.
3090 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3092 2010-02-24 Jason Merrill <jason@redhat.com>
3094 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3096 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3098 * cfg.c (alloc_aux_for_block): Remove inline.
3099 (alloc_aux_for_edge): Likewise.
3101 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3103 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3105 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3107 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3108 * config/i386/sol2-gas.h: New file.
3109 * config.gcc (i[34567]86-*-solaris2*): Use it.
3111 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3114 * c-typeck.c (ep_convert_and_check): New.
3115 (build_conditional_expr): Use it.
3116 (build_binary_op): Likewise.
3118 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3120 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3123 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3124 bounds even for -O+.
3125 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3126 expr needs to have DECL_NAME set.
3128 2010-02-24 Nick Clifton <nickc@redhat.com>
3130 * config/mep/mep.c: Include gimple.h.
3131 (mep_function_uses_sp): Delete unused function.
3132 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3133 parameters. Use unsigned integers to count args. Return a
3134 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3136 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3139 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3140 greater or equal to nelt instead of 2 * nelt.
3141 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3144 2010-02-23 Jason Merrill <jason@redhat.com>
3147 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3148 in cfun->local_decls even if they have register types.
3151 * stor-layout.c (place_field): Don't warn about unnecessary
3152 DECL_PACKED if the type is packed.
3154 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3157 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3158 GOTOFF relocs, even when the base reg isn't pic pointer.
3160 2010-02-23 Michael Matz <matz@suse.de>
3163 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3164 (expand_gimple_basic_block): Generate and use debug temps if there
3165 are debug uses left after the last real use of TERed ssa names.
3166 Unlink debug immediate uses when they are expanded.
3168 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3171 * config/i386/i386.c (override_options): Reorganise to provide
3172 better error messages.
3174 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3177 * graphite-scop-detection.c (create_single_exit_edge): Move
3178 the call to find_single_exit_edge to....
3179 (create_sese_edges): ...here. Don't handle multiple edges
3180 exiting the function.
3181 (build_graphite_scops): Don't handle multiple edges
3182 exiting the function.
3184 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3187 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3188 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3190 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3193 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3195 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3198 * c-typeck.c (convert_arguments): Print declaration location.
3199 * c-common.c (validate_nargs): Rename as
3200 builtin_function_validate_nargs.
3201 (check_builtin_function_arguments): Update.
3203 2010-02-22 Richard Guenther <rguenther@suse.de>
3206 * tree-inline.c (declare_return_variable): Use the type of
3207 the call stmt lhs if available.
3209 2010-02-22 Duncan Sands <baldrick@free.fr>
3211 * passes.c (register_pass): Always consider all pass lists when
3212 ref_pass_instance_number is zero.
3214 2010-02-22 Richard Guenther <rguenther@suse.de>
3216 PR tree-optimization/42749
3217 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3218 parameter. Do arithmetic in the original type.
3219 (update_accumulator_with_ops): Likewise.
3220 (adjust_accumulator_values): Adjust.
3222 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3224 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3225 (QI to BLKmode splitter): New splitter.
3227 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3229 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3230 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3232 2010-02-22 Richard Guenther <rguenther@suse.de>
3234 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3236 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3238 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3239 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3240 ($(T)crti.o, $(T)crtn.o): Remove rules.
3242 2010-02-21 Tobias Burnus <burnus@net-b.de>
3245 * doc/invoke.texi (-fassociative-math): Document that this
3246 option is automatically enabled for Fortran.
3248 2010-02-20 David S. Miller <davem@davemloft.net>
3250 * configure.ac: Test if linker and assembler properly support
3251 GOTDATA_OP relocations.
3252 * configure: Rebuild.
3253 * config.in: Likewise.
3254 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3255 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3256 (movsi_high_pic): Likewise.
3257 (movdi_lo_sum_pic): Likewise.
3258 (movdi_high_pic): Likewise.
3259 (movsi_pic_gotdata_op): New pattern.
3260 (movdi_pic_gotdata_op): Likewise.
3261 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3262 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3264 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3267 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3268 attribute to ssemul.
3269 (xop_mulv2div2di3_high): Ditto.
3271 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3274 * c.opt (Wconversion-null): New option.
3275 * doc/invoke.texi (Wconversion-null): Document.
3277 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3279 * common.opt (Wlarger-than-): Add Undocumented.
3281 2010-02-19 Mike Stump <mikestump@comcast.net>
3283 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3285 2010-02-19 Jason Merrill <jason@redhat.com>
3288 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3289 * configure: Likewise.
3291 2010-02-20 Alan Modra <amodra@gmail.com>
3294 * cgraph.h (cgraph_make_decl_local): Declare.
3295 * cgraph.c (cgraph_make_decl_local): New function.
3296 (cgraph_make_node_local): Use it.
3297 * cgraphunit.c (cgraph_function_versioning): Likewise.
3298 * ipa.c (function_and_variable_visibility): Likewise.
3300 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3303 * except.c (sjlj_emit_function_enter): Don't call
3304 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3306 * rtl.h (add_reg_br_prob_note): Remove prototype.
3308 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3311 * c-common.c (conversion_warning): Remove widening conversions
3312 before checking the conversion of integers to reals.
3314 2010-02-19 Mike Stump <mikestump@comcast.net>
3317 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3320 * cgraphunit.c (process_function_and_variable_attributes): Check
3321 DECL_PRESERVE_P instead of looking up attribute "used".
3322 * ipa-pure-const.c (check_decl): Likewise.
3323 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3324 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3325 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3326 instead of attribute "used".
3327 * config/sol2-c.c (solaris_pragma_init): Likewise.
3328 (solaris_pragma_fini): Likewise.
3330 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3332 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3333 Use XCNEW instead of xcalloc.
3334 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3335 XNEW instead of xmalloc.
3336 (get_fields): Use XNEWVEC instead of xmalloc.
3339 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3340 populate vars array.
3341 (create_new_general_access): For debug stmts just reset value.
3342 (get_stmt_accesses): For accesses within debug stmts just record them
3343 using add_access_to_acc_sites instead of preventing the peeling or
3344 counting them as accesses.
3347 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3349 2010-02-19 Richard Guenther <rguenther@suse.de>
3351 PR tree-optimization/42916
3352 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3355 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3357 * configure.ac: Replace all uses of changequote in macro arguments
3358 with proper quoting.
3360 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3363 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3365 2010-02-19 Richard Guenther <rguenther@suse.de>
3367 PR tree-optimization/42944
3368 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3369 test for aliasing with errno.
3371 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3374 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3375 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3376 * dojump.c: Include output.h.
3377 (inv): New inline function.
3378 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3379 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3380 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3381 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3382 argument, pass it down to other calls.
3383 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3384 add REG_BR_PROB note to the conditional jump.
3385 * cfgexpand.c (add_reg_br_prob_note): Removed.
3386 (expand_gimple_cond): Don't call it, add the probability
3387 as last argument to jumpif_1/jumpifnot_1.
3388 * Makefile.in (dojump.o): Depend on output.h.
3389 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3391 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3392 * stmt.c (do_jump_if_equal): Likewise.
3393 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3394 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3395 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3397 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3398 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3399 jumpifnot_1 callers.
3400 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3402 (store_expr): Adjust jumpifnot caller.
3403 (store_constructor): Adjust jumpif caller.
3406 * gimplify.c (gimple_boolify): For __builtin_expect call
3407 gimple_boolify also on its first argument.
3409 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3411 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3413 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3414 * configure: Regenerated.
3416 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3418 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3419 lang_hooks.types_compatible_p instead of comptypes.
3421 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3423 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3424 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3425 if __prefer_thumb__ is defined.
3427 2010-02-18 Martin Jambor <mjambor@suse.cz>
3429 PR tree-optimization/43066
3430 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3431 array with zero-sized element type.
3433 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3435 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3436 rtx, allocate struct var_loc_node here and return it to the
3437 caller, and only if it is actually needed.
3438 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3439 move it earlier and return immediately if it returns NULL.
3441 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3443 * config/sparc/gas.h: New file. Restore
3444 TARGET_ASM_NAMED_SECTION to its ELF default.
3445 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3447 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3448 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3449 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3450 after sparc/sysv4.h.
3452 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3454 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3456 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3458 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3459 patterns from predicated pattern.
3461 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3464 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3465 for insn mnemonic suffix.
3467 2010-02-17 Richard Guenther <rguenther@suse.de>
3469 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3472 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3475 * caller-save.c (save_call_clobbered_regs): If BB ends with
3476 a DEBUG_INSN, move any notes in between last real insn and the last
3477 DEBUG_INSN after the last DEBUG_INSN.
3479 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3481 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3482 Fix return type. Fix argument type. Explain meaning of return value.
3484 2010-02-16 Richard Guenther <rguenther@suse.de>
3486 PR tree-optimization/41043
3487 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3488 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3490 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3492 2010-02-16 Ira Rosen <irar@il.ibm.com>
3494 PR tree-optimization/43074
3495 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3496 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3497 vectorizable cycles in hybrid SLP check.
3498 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3500 2010-02-16 Richard Guenther <rguenther@suse.de>
3502 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3503 (true_dependence): If memrefs_conflict_p computes must-alias
3504 trust it. Move TBAA check after offset-based disambiguation.
3505 (canon_true_dependence): Likewise.
3507 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3509 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3510 * doc/invoke.texi: Document it.
3511 * var-tracking.c: Include toplev.h and params.h.
3512 (vt_find_locations): Return bool indicating success. Compute
3513 hash sizes unconditionally. Check new parameter, report.
3514 (variable_tracking_main_1): Check vt_find_locations results and
3515 retry. Renamed from...
3516 (variable_tracking_main): ... this. New wrapper to preserve
3517 flag_var_tracking_assignments.
3518 * Makefile.in (var-tracking.o): Adjust dependencies.
3520 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3521 Jakub Jelinek <jakub@redhat.com>
3524 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3525 if weak_import attribute is present.
3526 * config/darwin.c (machopic_select_section): Likewise.
3528 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3530 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3531 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3532 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3533 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3535 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3537 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3540 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3541 Rewrite text to refer to the names.
3543 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3545 * config/i386/i386-builtin-types.def
3546 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3547 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3548 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3549 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3550 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3551 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3552 IX86_BUILTIN_VPERMIL2PS256.
3553 (MULTI_ARG_4_DF2_DI_I): Defined.
3554 (MULTI_ARG_4_DF2_DI_I1): Defined.
3555 (MULTI_ARG_4_SF2_SI_I): Defined.
3556 (MULTI_ARG_4_SF2_SI_I1): Defined.
3557 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3558 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3559 __builtin_ia32_vpermil2ps256.
3560 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3561 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3562 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3563 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3564 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3565 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3566 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3567 CODE_FOR_xop_vpermil2v8sf3.
3568 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3569 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3570 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3571 (_mm256_permute2_pd): New.
3572 (_mm_permute2_ps): New.
3573 (_mm256_permute2_ps): New.
3575 2010-02-15 Nick Clifton <nickc@redhat.com>
3577 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3578 boolean parameters. Use emit_jump_insn when emitting a pop
3579 instruction containing a return insn.
3580 (push): Use 'true' rather than '1' as second parameter to F.
3581 (h8300_expand_prologue): Likewise.
3582 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3583 (h8300_expand_epilogue): Likewise.
3585 2010-02-15 Richard Guenther <rguenther@suse.de>
3588 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3591 2010-02-15 Nick Clifton <nickc@redhat.com>
3593 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3596 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3598 * intl.c (fake_ngettext): New function.
3599 * intl.h (fake_ngettext): Declare.
3600 (ngettext): Define macro.
3601 * collect2.c (notice_translated): New function.
3602 (main): Use notice_translated and ngettext.
3603 * collect2.h (notice_translated): Declare.
3605 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3607 * reorg.c (delete_computation): Comment fixes.
3608 * caller-save.c (setup_save_areas): Idem.
3609 * sel-sched-dump.c (dump_lv_set): Idem.
3612 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3614 * config/s390/s390.c (s390_sched_init): New function.
3615 (TARGET_SCHED_INIT): Target hook defined.
3617 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3618 Jack Howarth <howarth@bromo.med.uc.edu>
3619 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3622 Partial revert of unintended change in fix for PR41605.
3623 * config/darwin.h: Fix typo.
3624 * config/darwin9.h: Same.
3626 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3628 * c-pch.c (pch_init): Clear v.
3630 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3633 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3634 graphite_can_represent_init for MULT_EXPR.
3636 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3640 * graphite-sese-to-poly.c (remove_phi): New.
3641 (translate_scalar_reduction_to_array): Call remove_phi.
3643 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3646 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3647 * graphite-clast-to-gimple.h (gloog): Update declaration.
3648 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3649 * graphite-poly.h (struct poly_bb): Add missing comments.
3650 (struct scop): Add poly_scop_p field.
3652 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3653 * graphite.c (graphite_transform_loops): Build the polyhedral
3654 representation for each scop before code generation.
3655 * sese.c (rename_variables_in_operand): Removed.
3656 (rename_variables_in_expr): Return the renamed expression.
3657 (rename_sese_parameters): New.
3658 * sese.h (rename_sese_parameters): Declared.
3660 2010-02-11 Richard Guenther <rguenther@suse.de>
3662 PR tree-optimization/42998
3663 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3664 POINTER_PLUS_EXPR properly.
3666 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3667 Changpeng Fang <changpeng.fang@amd.com>
3670 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3671 the cost of an IV candidate when the IV is used in a test against zero.
3673 * gcc.dg/tree-ssa/ivopts-3.c: New.
3675 2010-02-11 Richard Guenther <rguenther@suse.de>
3678 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3679 pointer-vs-decl case by swapping refs. Handle some cases
3680 of pointer-vs-decl disambiguations more conservatively.
3681 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3682 to false after expanding.
3684 2010-02-11 Richard Guenther <rguenther@suse.de>
3687 * gcc.c (process_command): Handle LTO file@offset case more
3690 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3692 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3693 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3695 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3697 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3698 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3699 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3700 Optimize eq/ne comparisons when both arguments are known to be
3702 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3703 Don't mask operands unnecessarily if they are known to be already
3706 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3708 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3711 2010-02-10 Richard Guenther <rguenther@suse.de>
3713 PR tree-optimization/43017
3714 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3715 for wrapping signed arithmetic.
3717 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3720 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3721 if no debug info should be emitted for it.
3723 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3725 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3726 note when flag_exceptions is set.
3728 2010-02-10 Duncan Sands <baldrick@free.fr>
3730 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3732 2010-02-10 Richard Guenther <rguenther@suse.de>
3735 * tree.c (get_unwidened): Handle constants.
3736 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3738 2010-02-10 Martin Jambor <mjambor@suse.cz>
3741 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3742 check for variable argument counts independently.
3744 2010-02-10 Christian Bruel <christian.bruel@st.com>
3747 * config/sh/sh.c (find_barrier): Increase length for non delayed
3748 conditional branches.
3750 2010-02-10 Christian Bruel <christian.bruel@st.com>
3752 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3754 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3756 * builtins.c (set_builtin_user_assembler_name): Also handle
3757 ffs if int is smaller than word.
3759 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3762 * ira-conflicts.c (get_dup): Remove.
3763 (process_reg_shuffles): Add new parameter. Use it as an
3764 additional guard for copy generation.
3765 (add_insn_allocno_copies): Rewrite.
3767 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3769 * common.opt (fsched2-use-traces): Preserved for backward
3771 * doc/invoke.texi: Remove the documentation about option
3772 -fsched2-use-traces.
3773 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3774 flag_sched2_use_traces.
3775 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3776 the backward compatibility flag section.
3778 2010-02-09 Richard Guenther <rguenther@suse.de>
3780 PR tree-optimization/43008
3781 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3782 make HEAP variables initialized from global memory if they
3783 are not known builtin functions.
3784 (find_func_aliases): Adjust.
3786 2010-02-09 Richard Guenther <rguenther@suse.de>
3788 PR tree-optimization/43000
3789 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3790 arithmetic manually.
3792 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3794 PR tree-optimization/42931
3795 * tree-loop-linear.c (try_interchange_loops): Don't call
3796 double_int_mul if estimated_loop_iterations failed.
3798 2010-02-08 Martin Jambor <mjambor@suse.cz>
3801 * tree-sra.c (build_accesses_from_assign): Do not mark in
3802 should_scalarize_away_bitmap if stmt has volatile ops.
3803 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3806 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3808 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3810 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3812 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3815 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3818 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3820 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3823 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3824 to unknown_dependence.
3825 (graphite_legal_transform_dr): Handle the unknown_dependence.
3826 (graphite_carried_dependence_level_k): Same.
3828 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3830 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3832 2010-02-07 Richard Guenther <rguenther@suse.de>
3835 * expr.c (get_inner_reference): Always initialize *pbitsize.
3837 2010-02-07 Richard Guenther <rguenther@suse.de>
3840 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3841 new ARRAY_REFs on variable size element or minimal index arrays.
3843 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3844 gimple_fold_indirect_ref.
3846 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3849 * arm.c (arm_override_options): Just return if the user has specified
3850 an invalid fpu name.
3852 2010-02-03 Jason Merrill <jason@redhat.com>
3855 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3856 i386_pe_maybe_record_exported_symbol.
3858 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3861 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3862 (pa_delegitimize_address): New function.
3864 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3866 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3867 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3869 2010-02-05 Richard Guenther <rguenther@suse.de>
3872 * lto-streamer-in.c (get_resolution): Deal with references
3873 to undefined functions.
3875 2010-02-05 Richard Guenther <rguenther@suse.de>
3877 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3878 (fold_const_aggregate_ref): Likewise.
3879 (ccp_fold_stmt): Substitute loads.
3880 (maybe_fold_reference): Verify types before substituting.
3882 (fold_gimple_assign): Unshare properly.
3883 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3885 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3887 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3888 for rs6000_gen_cell_microcode.
3890 2010-02-04 Richard Guenther <rguenther@suse.de>
3892 PR rtl-optimization/42952
3893 * dse.c (const_or_frame_p): Remove MEM handling.
3895 2010-02-04 Nick Clifton <nickc@redhat.com>
3897 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3898 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3899 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3900 (mn10300_asm_output_mi_thunk): New function.
3901 (mn10300_can_output_mu_thunk): New function.
3902 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3903 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3904 (FUNCTION_ARG): Delete incorrect comment.
3906 2010-02-03 Jason Merrill <jason@redhat.com>
3909 * fold-const.c (operand_equal_p): Handle erroneous types.
3911 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3913 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3915 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3917 PR rtl-optimization/42941
3918 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3921 2010-02-03 Jason Merrill <jason@redhat.com>
3924 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3926 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3929 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3930 (cselib_reset_table): Renamed from...
3931 (cselib_reset_table_with_next_value): ... this.
3932 (cselib_get_next_uid): Renamed from...
3933 (cselib_get_next_unknown_value): ... this.
3934 * cselib.c (next_uid): Renamed from...
3935 (next_unknown_value): ... this.
3936 (cselib_clear_table): Adjust.
3937 (cselib_reset_table): Adjust. Renamed from...
3938 (cselib_reset_table_with_next_value): ... this.
3939 (cselib_get_next_uid): Adjust. Renamed from...
3940 (cselib_get_next_unknown_value): ... this.
3941 (get_value_hash): Use hash.
3942 (cselib_hash_rtx): Likewise.
3943 (new_cselib_val): Adjust. Set and dump uid.
3944 (cselib_lookup_mem): Pass next_uid as hash.
3945 (cselib_subst_to_values): Likewise.
3946 (cselib_log_lookup): Dump uid.
3947 (cselib_lookup): Pass next_uid as hash. Adjust.
3948 (cselib_process_insn): Adjust.
3949 (cselib_init): Initialize next_uid.
3950 (cselib_finish): Adjust.
3951 (dump_cselib_table): Likewise.
3952 * dse.c (canon_address): Dump value uid.
3953 * print-rtl.c (print_rtx): Print value uid.
3954 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3956 (dv_uid): New function, sort of renamed from...
3957 (dv_htab_hash): ... this, reimplemented in terms of it and...
3958 (dv_uid2hash): ... this. New.
3959 (variable_htab_eq): Drop excess assertions.
3960 (tie_break_pointers): Removed.
3961 (canon_value_cmp): Compare uids.
3962 (variable_post_merge_New_vals): Print uids.
3963 (vt_add_function_parameters): Adjust.
3964 (vt_initialize): Reset table. Adjust.
3966 2010-02-03 Richard Guenther <rguenther@suse.de>
3968 PR tree-optimization/42944
3969 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3970 (call_may_clobber_ref_p_1): Likewise. Properly handle
3971 malloc and calloc clobbering errno.
3973 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3975 * doc/invoke.texi: Fix name of sched1 dump.
3977 * opts.c (decode_options): Set flag_tree_switch_conversion
3978 only conditionally on optimize >= 2.
3980 * gcse.c: Assorted comment fixes in pass description.
3982 2010-02-03 Anthony Green <green@moxielogic.com>
3984 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3985 nop padding in order to maintain alignment of storage location of
3986 target function address.
3987 (moxie_trampoline_init): Store target function address at newly
3989 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3991 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3993 2010-02-03 Richard Guenther <rguenther@suse.de>
3996 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3998 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4000 * config.gcc: Reenable check for obsolete targets.
4001 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4002 mips-sgi-irix6.[0-4]*.
4004 2010-02-02 Nick Clifton <nickc@redhat.com>
4006 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4007 constant size of 4 as being the same as 0.
4008 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4009 can take values in the range 0..4.
4011 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4014 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4015 as _darwin10_Unwind_FindEnclosingFunction().
4016 * libgcc-libsystem.ver: New.
4018 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4021 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4022 implicitly set registers.
4024 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4026 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4027 (arm_override_options): Allow automatic selection of the thread
4028 pointer register if thumb2.
4029 (legitimize_pic_address): Improve code sequences for Thumb2.
4030 (arm_call_tls_get_addr): Likewise.
4031 (legitimize_tls_address): Likewise.
4032 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4033 (pic_load_addr_32bit): ... this. New named pattern.
4034 * thumb2.md (pic_load_addr_thumb2): Delete.
4035 (pic_load_dot_plus_four): Delete.
4036 (tls_load_dot_plus_four): New named pattern.
4038 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4041 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4042 Document fix for TLS bug.
4044 2010-01-31 Richard Guenther <rguenther@suse.de>
4046 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4047 conservatively correct.
4049 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4053 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4055 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4057 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4059 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4061 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4063 * config.gcc: Adjust order of makefile fragments for mingw targets.
4065 2010-01-31 Richard Guenther <rguenther@suse.de>
4068 * gimplify.c (gimplify_init_constructor): For volatile LHS
4069 initialize a temporary.
4071 2010-01-31 Matthias Klose <doko@ubuntu.com>
4073 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4075 * configure: Regenerate.
4077 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4079 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4080 the same alias set and their sizes different constantness.
4081 (aliasing_component_refs_p): Revert 2009-10-24 change.
4083 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4085 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4088 2010-01-29 Richard Guenther <rguenther@suse.de>
4090 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4091 Assert we successfully updated the call.
4093 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4095 PR rtl-optimization/42889
4096 * df.h (df_set_bb_dirty_nonlr): New prototype.
4097 * df-core.c (df_set_bb_dirty_nonlr): New function.
4098 * df-scan.c (df_insn_rescan): Call it instead of
4099 df_set_bb_dirty for DEBUG_INSNs.
4101 2010-01-29 Richard Guenther <rguenther@suse.de>
4104 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4105 quadratic behavior in most cases.
4107 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4110 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4111 in the call to gen_x86_movsicc_0_m1.
4113 2010-01-28 Richard Guenther <rguenther@suse.de>
4115 PR tree-optimization/42871
4116 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4118 2010-01-28 Richard Guenther <rguenther@suse.de>
4120 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4121 into call arguments.
4123 2010-01-28 Richard Guenther <rguenther@suse.de>
4126 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4127 the forwarder if the destination is an EH landing pad.
4129 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4131 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4132 block list passed to gimple_duplicate_sese_tail.
4133 (parallelize_loops): Avoid parallelization when the function
4135 Avoid parallelization when the preheader is IRREDUCIBLE.
4136 Try to optimize when estimated_loop_iterations_int is unresolved.
4137 Add the loop's location to the dump file.
4138 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4139 (gimple_duplicate_sese_tail): Remove the check for the latch.
4140 Redirect nexits to the exit block.
4141 Remove handling of the incoming edges to the latch.
4142 Redirect the backedge from the copied latch to the exit bb.
4144 2010-01-28 Michael Matz <matz@suse.de>
4147 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4148 Wrap force_reg into a sequence, emit it before user.
4150 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4152 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4154 (arm_legacy_rev): Likewise.
4155 (thumb_legacy_rev): Likewise.
4157 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4159 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4160 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4161 on MEM's address failed, try avoid_constant_pool_reference and
4162 recurse if it returned something different.
4163 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4164 address, try avoid_constant_pool_reference and recurse if it
4165 returned something different.
4166 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4167 address and avoid_constant_pool_reference returned something
4168 different, don't set have_address.
4170 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4173 * var-tracking.c (val_store): Add modified argument, obey it.
4175 (count_uses): Move down logging of main.
4176 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4177 don't need resolution.
4178 (emit_notes_in_bb): Likewise.
4180 2010-01-27 Richard Guenther <rguenther@suse.de>
4183 * tree-inline.c (remap_decl): Delay remapping of SSA name
4184 default definitions until we need them.
4186 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4188 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4189 (rs6000_delegitimize_address): New function.
4191 * config/s390/s390.c (s390_delegitimize_address): Call
4192 delegitimize_mem_from_attrs.
4195 * tree-inline.c (cannot_copy_type_1): Removed.
4196 (copy_forbidden): Don't forbid copying of functions containing
4197 records/unions with variable length fields.
4199 2010-01-27 Christian Bruel <christian.bruel@st.com>
4203 * config/sh/sh.c (find_barrier): Increase length for non delayed
4204 conditional branches.
4206 2010-01-27 Matthias Klose <doko@ubuntu.com>
4208 * configure.ac (gnu-unique-object): Fix ldd version check.
4209 * configure: Regenerate.
4211 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4213 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4215 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4216 Test for HAVE_GNU_AS value.
4218 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4220 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4221 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4222 INT64_TYPE): Define.
4223 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4224 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4225 INT_LEAST64_TYPE): Define.
4226 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4227 UINT_LEAST64_TYPE): Define.
4228 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4229 INT_FAST64_TYPE): Define.
4230 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4231 UINT_FAST64_TYPE): Define.
4232 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4233 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4234 (SIG_ATOMIC_TYPE): Define.
4236 2010-01-26 Richard Guenther <rguenther@suse.de>
4238 * df-scan.c (df_scan_set_bb_info): Remove assert.
4239 (df_insn_rescan_debug_internal): Merge asserts.
4240 (df_install_ref): Likewise.
4241 (df_mark_reg): Use bitmap_set_range.
4242 (df_hard_reg_used_p): Remove assert.
4243 (df_hard_reg_used_count): Likewise.
4245 2010-01-26 Richard Guenther <rguenther@suse.de>
4247 PR rtl-optimization/42685
4248 * web.c (web_main): Ignore DEBUG_INSNs.
4250 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4252 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4254 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4255 Fix types of fndecl and arglist parameters.
4257 2010-01-26 Richard Guenther <rguenther@suse.de>
4260 * tree-eh.c (unsplit_eh): Skip debug insns.
4262 2010-01-26 Richard Guenther <rguenther@suse.de>
4264 PR tree-optimization/42250
4265 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4267 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4270 * omp-low.c (expand_omp_sections): Only use single_pred if
4271 l2_bb is single_pred_p.
4273 2010-01-25 Christian Bruel <christian.bruel@st.com>
4276 * config/sh/sh.c (find_barrier): Increase length for non delayed
4277 conditional branches.
4278 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4280 2010-01-24 David S. Miller <davem@davemloft.net>
4282 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4283 define if not using GAS.
4284 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4285 Likewise. Delete SECTION_MERGE code, which is only applicable
4288 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4291 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4292 mangling of va_list in system headers.
4294 2010-01-23 Toon Moene <toon@moene.org>
4296 * tree-predcom.c (combine_chains): Return NULL, not false.
4298 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4300 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4301 initialization of variable res to agree with return type.
4303 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4305 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4306 * tree-sra.c: Add include of expr.h.
4308 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4310 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4311 insert the debug stmt on the single non-EH edge from the stmt.
4313 2010-01-22 Richard Henderson <rth@redhat.com>
4316 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4317 the RHS until after generate_subtree_copies has insertted its
4318 code before the current statement.
4320 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4322 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4324 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4326 2010-01-21 Martin Jambor <mjambor@suse.cz>
4328 PR tree-optimization/42585
4329 * tree-sra.c (struct access): New field grp_total_scalarization.
4330 (dump_access): Dump the new field.
4331 (should_scalarize_away_bitmap): New variable.
4332 (cannot_scalarize_away_bitmap): Likewise.
4333 (sra_initialize): Allocate new bitmaps.
4334 (sra_deinitialize): Free new bitmaps.
4335 (create_access_1): New function.
4336 (create_access): Parts moved to create_access_1.
4337 (type_consists_of_records_p): New function.
4338 (completely_scalarize_record): Likewise.
4339 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4340 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4341 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4343 (analyze_all_variable_accesses): Completely scalarize small eligible
4346 2010-01-21 Martin Jambor <mjambor@suse.cz>
4348 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4350 2010-01-21 Andrew Haley <aph@redhat.com>
4352 * gcc.c (process_command): Move lang_specific_driver before
4353 setting cc_libexec_prefix.
4355 2010-01-21 Richard Guenther <rguenther@suse.de>
4358 * fold-const.c (negate_expr_p): Pretend only negative
4359 real constants are easily negatable.
4361 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4362 Jason Merrill <jason@redhat.com>
4364 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4365 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4366 * calls.c (initialize argument_information): Handle it.
4367 * c-common.c (handle_transparent_union_attribute): Use new name.
4368 * c-decl.c (finish_struct): Ditto.
4369 * c-typeck.c (type_lists_compatible_p): Ditto.
4370 (convert_for_assignment): Use new name and also handle record.
4371 * function.c (aggregate_value_p): Handle it.
4372 (pass_by_reference): Ditto.
4373 (assign_parm_data_types): Ditto.
4374 * print-tree.c (print_node): Ditto.
4375 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4376 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4377 * tree.c (first_field): New fn.
4379 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4382 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4383 even when linking statically, for now.
4385 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4388 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4389 without a cselib val.
4390 (count_uses): Accept MO_VAL_SET with no val on stores.
4391 (add_stores): Likewise.
4393 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4395 * var-tracking.c (check_value_val): Add a compile time assertion.
4396 (dv_is_decl_p): Simplify.
4397 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4398 gcc_assert if ENABLE_CHECKING.
4400 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4403 * var-tracking.c: Include tree-flow.h.
4404 (mem_dies_at_call): New.
4405 (dataflow_set_preserve_mem_locs): Use it.
4406 (dataflow_set_remove_mem_locs): Likewise.
4407 (dump_var): Renamed from dump_variable. Adjust all callers.
4408 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4409 * Makefile.in (var-tracking.o): Adjust deps.
4411 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4413 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4415 2010-01-20 Richard Guenther <rguenther@suse.de>
4417 PR tree-optimization/42717
4418 * tree-ssa-dce.c (get_live_post_dom): Remove.
4419 (forward_edge_to_pdom): Take an arbitrary edge to copy
4420 degenerate PHI args from.
4421 (remove_dead_stmt): Use the first post-dominator even if it
4422 does not contain live statements as redirection destination.
4424 2010-01-20 Richard Guenther <rguenther@suse.de>
4426 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4428 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4430 * sel-sched.c (create_speculation_check): Remove set but not used
4432 (try_transformation_cache): Remove set but not used variable ds.
4433 (calculate_privileged_insns): Remove set but not used variables
4434 cur_insn and min_spec_insn.
4435 (find_best_expr): Remove set but not used variable avail_n.
4436 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4438 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4440 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4441 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4444 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4447 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4448 cpu types. Add support for *-sse3 cpu types.
4449 (x86_64-*-*): Ditto.
4451 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4454 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4455 argument, call initializer_constant_valid_p_1 instead of
4456 initializer_constant_valid_p, pass CACHE to it, return NULL
4457 immediately if first call returns NULL.
4458 (initializer_constant_valid_p_1): New function.
4459 (initializer_constant_valid_p): Use it.
4461 2010-01-20 Thomas Quinot <quinot@adacore.com>
4463 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4465 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4467 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4468 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4469 (loc_list_from_tree): Don't handle unsigned division. Handle
4470 signed modulo using DW_OP_{over,over,div,mul,minus}.
4471 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4472 modulo instead of signed.
4474 2010-01-20 DJ Delorie <dj@redhat.com>
4476 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4478 (h8300_emit_stack_adjustment): Propogate it.
4480 (h8300_expand_prologue): Likewise.
4481 (h8300_expand_epilogue): Likewise.
4483 2010-01-19 Michael Matz <matz@suse.de>
4485 PR tree-optimization/41783
4486 * tree-data-ref.c (toplevel): Include flags.h.
4487 (dump_data_dependence_relation): Also dump the inputs if the
4488 result will be unknown.
4489 (split_constant_offset_1): Look through some conversions.
4490 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4491 the offset from last element is too large.
4492 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4493 (reassociate_to_the_same_stmt): Handle vector registers.
4494 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4496 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4497 wide_prolog_niters argument, emit widening instructions.
4498 (vect_do_peeling_for_alignment): Adjust caller, use widened
4499 variant of the iteration cound.
4500 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4502 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4505 * config/arm/neon-testgen.m (emit_automatics): New parameter
4506 features. Adjust for Fixed_return_reg feature.
4507 (test_intrinsic): Call emit_automatics with new feature.
4508 * config/arm/neon.ml: Update copyright years.
4509 (features): New Fixed_return_reg feature.
4510 (ops): Update feature for Vget_low.
4512 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4514 PR tree-optimization/42719
4515 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4519 * fwprop.c (all_uses_available_at): Return false if def_set dest
4520 is a REG that is used in def_insn.
4522 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4524 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4526 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4529 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4531 * target.h (struct gcc_target) <secondary_reload>: Change type
4532 of last argument to secondary_reload_info *.
4534 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4537 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4538 memory references with unaligned offsets. Remove CQImode handling.
4539 (unaligned_memory_operand): Return 1 for memory references with
4540 unaligned offsets. Remove CQImode handling.
4542 2010-01-18 Richard Guenther <rguenther@suse.de>
4545 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4548 2010-01-18 Richard Guenther <rguenther@suse.de>
4550 PR tree-optimization/42781
4551 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4552 restrict processing only if the original variable was artificial.
4554 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4556 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4557 find number of popped argument bytes.
4559 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4560 Fix the text that describes the return value for invalid insns.
4562 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4564 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4565 Clarify what 'cost of the -dependence' is. Fix quoting.
4567 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4568 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4570 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4572 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4573 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4575 2010-01-17 Richard Guenther <rguenther@suse.de>
4578 * function.c (split_complex_args): Take a VEC to modify.
4579 (assign_parms_augmented_arg_list): Build a VEC instead of
4580 a chain of PARM_DECLs.
4581 (assign_parms_unsplit_complex): Take a VEC of arguments.
4582 Do not fixup unmodified parms.
4583 (assign_parms): Deal with the VEC.
4584 (gimplify_parameters): Likewise.
4586 2010-01-17 Richard Guenther <rguenther@suse.de>
4588 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4589 node existence check.
4590 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4591 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4592 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4593 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4594 (gimple_execute_on_growing_pred): Likewise.
4596 2010-01-17 Richard Guenther <rguenther@suse.de>
4598 PR tree-optimization/42773
4599 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4600 (compute_antic_aux): Likewise.
4601 (compute_partial_antic_aux): Likewise.
4603 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4606 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4609 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4611 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4614 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4615 Fix markup for strict argument.
4617 (TARGET_SCHED_REORDER2): Fix argument types.
4619 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4620 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4622 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4623 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4625 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4628 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4629 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4630 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4631 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4632 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4634 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4636 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4638 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4639 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4641 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4643 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4646 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4648 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4649 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4651 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4653 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4655 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4656 referring to it. Fix language.
4658 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4660 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4662 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4664 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4666 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4667 '@var{stream}. Remove stray 'and'.
4669 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4671 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4673 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4675 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4676 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4678 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4679 Fix description of return value.
4680 Rename argument "sz" to "len."
4682 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4683 Clarify meaning of 'true' return value.
4685 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4687 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4688 rep_mode versus mode_rep.
4690 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4692 (TARGET_BUILTIN_DECL): Fix name.
4694 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4696 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4698 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4700 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4702 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4704 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4707 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4708 Rename argument tm_fn to md_fn.
4710 (TARGET_OPTION_PRINT): Fix argument list.
4712 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4715 * config/i386/i386.c (ix86_fixup_binary_operands):
4716 Revert FMA4 fixup of operands.
4718 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4721 * Makefile.in (write_entries_to_file, install-plugin):
4722 Use \012 instead of \n with tr.
4724 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4726 * configure.ac (HAVE_AS_REF): New C macro.
4727 * configure: Regenerate.
4728 * config.in: Likewise.
4729 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4731 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4734 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4736 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4738 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4740 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4742 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4744 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4746 (TARGET_BINDS_LOCAL_P): Fix argument type.
4748 (TARGET_ASM_FILE_END): Use prototype.
4750 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4752 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4754 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4756 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4758 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4759 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4761 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4762 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4764 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4765 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4766 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4767 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4769 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4771 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4773 (TARGET_INIT_BUILTINS): Use prototype.
4775 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4776 Put 'const char *' in braces. Fix parameter types.
4777 (TARGET_INVALID_CONVERSION): Fix parameter types.
4778 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4779 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4781 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4784 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4786 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4788 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4790 * doc/tm.texi (TARGET_HELP): Fix return type.
4792 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4793 in braces. Fix argument types.
4795 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4797 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4799 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4801 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4802 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4804 (TARGET_MANGLE_TYPE): Fix argument types.
4806 (TARGET_IRA_COVER_CLASSES): Use prototype.
4808 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4810 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4812 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4814 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4816 (TARGET_CALLEE_COPIES): Fix argument types.
4818 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4820 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4822 (TARGET_FUNCTION_VALUE): Fix argument types.
4824 (TARGET_RETURN_IN_MSB): Fix argument type.
4826 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4828 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4830 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4832 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4833 agree with return type.
4835 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4837 2010-01-15 Jing Yu <jingyu@google.com>
4839 PR rtl-optimization/42691
4840 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4841 a pseudo to a constant and are merged, and adjust comments.
4843 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4845 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4847 2010-01-15 Richard Guenther <rguenther@suse.de>
4850 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4851 labels of computed or non-local gotos to the destination.
4852 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4853 landing pad label is the first label.
4855 2010-01-15 Richard Guenther <rguenther@suse.de>
4857 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4859 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4862 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4863 to allow generation of the xssqrtdp instruction on power7.
4864 (sqrtdf2_fpr): Ditto.
4866 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4869 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4870 functions with noreturn attribute.
4873 * varasm.c (declare_weak): Add weak attribute to decl if it
4874 doesn't have one already.
4875 (assemble_external): Only add decls to weak_decls if they also
4876 have weak attribute.
4878 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4880 * var-tracking.c (var_reg_delete): Don't delete the association
4881 between REGs and values or one-part variables if the register
4884 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4887 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
4888 because its first operand is a non-localized variable.
4890 2010-01-14 Martin Jambor <mjambor@suse.cz>
4892 PR tree-optimization/42706
4893 * tree-sra.c (encountered_recursive_call): New variable.
4894 (encountered_unchangable_recursive_call): Likewise.
4895 (sra_initialize): Initialize both new variables.
4896 (callsite_has_enough_arguments_p): New function.
4897 (scan_function): Call decl and flags check only for IPA-SRA, check
4898 whether there is a recursive call and whether it has enough arguments.
4899 (all_callers_have_enough_arguments_p): New function.
4900 (convert_callers): Look for recursive calls only when
4901 encountered_recursive_call is set.
4902 (ipa_early_sra): Bail out either if
4903 !all_callers_have_enough_arguments_p or
4904 encountered_unchangable_recursive_call.
4906 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4908 * sel-sched.c: Add 2010 to copyright years.
4909 * sel-sched-ir.c: Likewise.
4910 * sel-sched-ir.h: Likewise.
4912 2010-01-14 Martin Jambor <mjambor@suse.cz>
4914 PR tree-optimization/42714
4915 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
4916 constructors specially.
4918 2010-01-14 Andi Kleen <ak@linux.intel.com>
4920 * config/i386/drivers-i386.c (detect_caches_intel):
4921 Add l2sizekb parameter and fill in.
4922 (host_detect_local_cpu): Add l2sizekb, fill in.
4923 Add Atom small cache heuristic.
4925 2010-01-14 Andi Kleen <ak@linux.intel.com>
4927 * config/i386/drivers-i386.c (detect_caches_cpuid4):
4928 Add level3 parameter and fill in.
4929 (detect_caches_intel): Handle level3 cache.
4931 2010-01-14 Andi Kleen <ak@linux.intel.com>
4933 * config/i386/drivers-i386.c (host_detect_local_cpu):
4934 Fix core duo detection.
4936 2010-01-14 Andi Kleen <ak@linux.intel.com>
4938 * config/i386/drivers-i386.c (host_detect_local_cpu):
4941 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4943 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
4944 (rs6000_variable_issue_1): this. Use...
4945 (rs6000_variable_issue): here. Reimplement. Print debug info.
4947 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4949 * sel-sched-ir.c (sel_restore_other_notes): Rename to
4950 sel_restore_notes. Update all callers. Call reemit_notes
4953 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4955 PR rtl-optimization/42246
4956 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
4959 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4961 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
4962 all successors is the same as number of successors in current region.
4964 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4966 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
4967 to rename is not separable. Otherwise check that its LHS is not NULL.
4969 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4971 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
4973 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
4975 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
4976 available registers when failed to discover LHS register class.
4977 Fix indentation. Update comment.
4979 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
4980 Alexander Monakov <amonakov@ispras.ru>
4982 PR rtl-optimization/42389
4983 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
4985 (advance_state_on_fence): Likewise.
4986 (sel_target_adjust_priority): Print debug output only when
4987 sched_verbose >= 4, not 2.
4988 (get_expr_cost): Do not issue all unique insns on the next cycle.
4989 (fill_insns): Initialize can_issue_more from the value saved
4991 * sel-sched-ir.c (flist_add): New parameter issue_more.
4992 Init FENCE_ISSUE_MORE with it.
4993 (merge_fences): Likewise.
4994 (init_fences): Update call to flist_add.
4995 (add_to_fences, add_clean_fence_to_fences)
4996 (add_dirty_fence_to_fences): Likewise.
4997 (move_fence_to_fences): Update call to merge_fences.
4998 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5000 * sel-sched-ir.h (struct _fence): New field issue_more.
5001 (FENCE_ISSUE_MORE): New accessor macro.
5003 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5005 PR rtl-optimization/42388
5006 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5007 that have no predecessors nor successors. Do not call move_bb_info
5008 for empty blocks outside of current region.
5010 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5012 PR rtl-optimization/42294
5013 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5014 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5015 originators' originators.
5017 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5019 PR rtl-optimization/39453
5020 PR rtl-optimization/42246
5021 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5023 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5025 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5026 Alexander Monakov <amonakov@ispras.ru>
5029 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5030 (maybe_tidy_empty_bb): ... here. Make static. Add new
5031 argument. Update all callers.
5032 (tidy_control_flow): ... and here. Recompute topological order
5033 of basic blocks in region if necessary.
5034 (sel_redirect_edge_and_branch): Change return type. Return true
5035 if topological order might have been invalidated.
5036 (purge_empty_blocks): Export and move from...
5037 * sel-sched.c (purge_empty_blocks): ... here.
5038 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5039 (maybe_tidy_empty_bb): Delete prototype.
5040 (purge_empty_blocks): Declare.
5042 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5044 PR rtl-optimization/42249
5045 * sel-sched.c (try_replace_dest_reg): When chosen register
5046 and original register is the same, do not bail out early, but
5047 still check all original insns for validity of replacing destination
5048 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5051 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5054 Port from no-undefined-overflow branch:
5055 2009-03-09 Richard Guenther <rguenther@suse.de>
5057 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5059 2010-01-14 Richard Guenther <rguenther@suse.de>
5062 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5064 2010-01-14 Ira Rosen <irar@il.ibm.com>
5066 PR tree-optimization/42709
5067 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5068 as scalar type in creation of constant vector operand.
5070 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5073 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5074 (check-parallel-%): Match `testsuite' directory component only
5077 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5079 PR translation/39521
5080 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5083 2010-01-13 Richard Guenther <rguenther@suse.de>
5085 PR tree-optimization/42730
5086 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5089 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5092 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5093 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5096 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5098 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5099 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5100 ___umulsi3_highpart.
5102 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5103 rather than schedule_insns if the pass is enabled.
5105 2010-01-13 Martin Jambor <mjambor@suse.cz>
5107 PR tree-optimization/42704
5108 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5111 2010-01-13 Martin Jambor <mjambor@suse.cz>
5113 PR tree-optimization/42703
5114 * tree-sra.c (analyze_access_subtree): Check that we can build a
5115 reference to the original data within the aggregate.
5117 2010-01-13 Richard Guenther <rguenther@suse.de>
5119 PR tree-optimization/42705
5120 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5122 2010-01-13 Richard Guenther <rguenther@suse.de>
5125 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5127 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5130 * var-tracking.c (values_to_unmark): New variable.
5131 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5132 values_to_unmark vector. Moved body to...
5133 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5134 instead queue it into values_to_unmark vector.
5135 (vt_find_locations): Free values_to_unmark vector.
5137 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5139 * config/s390/s390.c (override_options): Set
5140 default of max-pending-list-length to 256
5142 2010-01-13 Richard Guenther <rguenther@suse.de>
5145 * tree-pass.h (PROP_gimple_lcx): New.
5146 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5147 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5148 before the final cleanup_eh.
5149 (dump_properties): Dump PROP_gimple_lcx.
5150 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5151 (tree_lower_complex_O0): Remove.
5152 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5153 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5154 tree_lower_complex, schedule TODO_update_ssa.
5155 * lto-streamer-out.c (output_function): Stream the functions
5157 * lto-streamer-in.c (input_function): Likewise.
5158 (lto_read_body): Do not override them here.
5160 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5163 * c-typeck.c (build_c_cast): Fold value cast to union type before
5164 wrapping it in a CONSTRUCTOR.
5166 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5168 PR rtl-optimization/42699
5169 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5172 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5174 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5175 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5176 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5177 SUBTARGET_WARN_UNUSED_SPEC): ... here
5178 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5180 2010-01-12 Julian Brown <julian@codesourcery.com>
5182 * config/arm/neon-schedgen.ml (Utils): Don't try to
5183 open missing module.
5184 (find_with_result): New.
5186 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5189 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5190 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5192 PR tree-optimization/42645
5193 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5194 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5195 decl_map, set processing_debug_stmt to -1 and return name without
5198 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5200 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5201 binutils version, and reword target configuration description.
5203 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5205 * config/avr/avr.h (LINKER_NAME): Remove.
5207 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5210 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5211 that support VSX, warn for -mno-altivec if vsx is not disabled,
5214 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5215 Shujing Zhao <pearly.zhao@oracle.com>
5217 PR translation/42469
5218 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5219 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5220 character between option name and help text.
5221 * c.opt (imultilib): Likewise.
5223 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5225 * lto-streamer-out.c (output_unreferenced_globals): Output static
5228 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5230 PR rtl-optimization/42621
5231 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5232 optimizing for size.
5233 (duplicate_computed_gotos): Remove now-redundant check.
5235 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5238 * configure.ac: Save and restore LDFLAGS and LIBS
5239 * configure: Regenerate.
5241 2010-01-10 Richard Guenther <rguenther@suse.de>
5244 * builtins.c (fold_builtin_strlen): Add type argument and
5245 convert the resulting length to it.
5246 (fold_builtin_1): Adjust.
5248 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5250 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5251 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5253 (num_insns_constant_wide): Adjust for that change.
5255 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5258 * web.c (union_defs): Add used argument, to combine uses of
5260 (entry_register): Adjust type and tests of used argument.
5261 (web_main): Widen used for new use. Pass it to union_defs.
5262 * df.h (union_defs): Adjust prototype.
5264 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5267 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5268 uses in new incoming argument. Free body.
5269 (reset_debug_uses_in_loop): New.
5270 (analyze_insn_to_expand_var): Call the latter if the former found
5271 anything. Fix whitespace. Reject invalid dest overlaps before
5272 going through all insns in the loop.
5274 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5277 * haifa-sched.c (dying_use_p): Debug insns don't count.
5279 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5282 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5283 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5284 (verify_gimple_call): Reject LHS in noreturn calls.
5286 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5290 * tree-vect-loop-manip.c (adjust_info): New type.
5291 (adjust_vec): New pointer to vector.
5292 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5293 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5294 (slpeel_update_phis_for_duplicate_loop): Use them.
5295 (slpeel_update_phi_nodes_for_guard1): Likewise.
5296 (slpeel_update_phi_nodes_for_guard2): Likewise.
5297 (slpeel_tree_peel_loop_to_edge): Likewise.
5298 (vect_update_ivs_after_vectorizer): Likewise.
5300 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5302 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5303 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5305 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5307 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5308 bogus uninitialized warning.
5310 2010-01-09 Richard Guenther <rguenther@suse.de>
5313 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5314 the evolution is compatible with the initial condition.
5316 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5318 * gcc.c (process_command): Update copyright notice dates.
5319 * gcov.c (print_version): Likewise.
5320 * gcov-dump.c (print_version): Likewise.
5321 * mips-tfile.c (main): Likewise.
5322 * mips-tdump.c (main): Likewise.
5324 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5327 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5329 (rotlhi3_8): Delete.
5331 (rotlsi3_8): Delete.
5332 (rotlsi3_16): Delete.
5333 (rotlsi3_24): Delete.
5335 (*rotw<mode>3): New.
5336 (*rotb<mode>3): New.
5337 * config/avr/avr.c (avr_rotate_bytes): New function.
5338 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5340 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5343 * configure.ac: Modify -rdynamic check.
5344 * configure: Regenerate.
5346 2010-01-08 DJ Delorie <dj@redhat.com>
5348 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5349 register popping order.
5351 2010-01-08 Richard Guenther <rguenther@suse.de>
5354 * c.opt (fsigned-char): Also let LTO handle this option.
5355 (funsigned-char): Likewise.
5357 2010-01-07 Richard Guenther <rguenther@suse.de>
5359 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5360 (gimple_op): Likewise.
5361 (gimple_op_ptr): Likewise.
5362 (gimple_assign_set_lhs): Remove gcc_assert.
5363 (gimple_assign_set_rhs1): Likewise.
5364 (gimple_assign_set_rhs2): Likewise.
5365 (gimple_call_set_lhs): Likewise.
5366 (gimple_call_set_fn): Likewise.
5367 (gimple_call_set_fndecl): Likewise.
5368 (gimple_call_fndecl): Likewise.
5369 (gimple_call_return_type): Likewise.
5370 (gimple_call_set_chain): Likewise.
5371 (gimple_call_num_args): Likewise.
5372 (gimple_call_set_arg): Likewise.
5373 (gimple_cond_set_code): Likewise.
5374 (gimple_cond_set_lhs): Likewise.
5375 (gimple_cond_set_rhs): Likewise.
5376 (gimple_cond_set_true_label): Likewise.
5377 (gimple_cond_set_false_label): Likewise.
5378 (gimple_label_set_label): Likewise.
5379 (gimple_goto_set_dest): Likewise.
5380 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5381 (gimple_debug_bind_get_value): Likewise.
5382 (gimple_debug_bind_get_value_ptr): Likewise.
5383 (gimple_debug_bind_set_var): Likewise.
5384 (gimple_debug_bind_set_value): Likewise.
5385 (gimple_debug_bind_reset_value): Likewise.
5386 (gimple_debug_bind_has_value_p): Likewise.
5387 (gimple_return_retval_ptr): Remove gcc_assert.
5388 (gimple_return_retval): Likewise.
5389 (gimple_return_set_retval): Likewise.
5390 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5391 (safe_referenced_var_iterator): Remove.
5392 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5393 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5394 (fill_referenced_var_vec): Remove.
5395 (first_readonly_imm_use): Remove redundant gcc_assert.
5396 (phi_arg_index_from_use): Combine gcc_asserts.
5397 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5398 (first_imm_use_stmt): Remove redundant gcc_assert.
5399 * tree-cfg.c (verify_gimple_call): Verify function and chain
5400 operands. Verify arguments.
5401 (verify_types_in_gimple_stmt): Verify condition code and labels.
5403 2010-01-07 Richard Guenther <rguenther@suse.de>
5405 PR tree-optimization/42641
5406 * sese.c (rename_map_elt_info): Use the SSA name version, do
5409 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5411 PR tree-optimization/42625
5412 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5413 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5415 2010-01-07 Duncan Sands <baldrick@free.fr>
5417 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5419 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5422 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5423 note itself is not function_invariant_p.
5425 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5427 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5428 Do not add the DF_NOTE problem.
5429 * store-motion.c (execute_rtl_store_motion): Likewise.
5431 2010-01-07 Martin Jambor <mjambor@suse.cz>
5433 PR tree-optimization/42157
5434 * tree-sra.c (compare_access_positions): Stabilize sort if both
5435 accesses have integer types, return zero immediately if they are the
5438 2010-01-06 Richard Henderson <rth@redhat.com>
5441 * haifa-sched.c (add_to_note_list): Merge into ...
5442 (concat_note_lists): ... here, and ...
5443 (unlink_other_notes, rm_other_notes): Merge into...
5444 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5445 NOTE_INSN_EPILOGUE_BEG.
5447 2010-01-06 Richard Guenther <rguenther@suse.de>
5449 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5450 not inline regular functions into always-inline functions.
5452 2010-01-06 Nick Clifton <nickc@redhat.com>
5454 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5455 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5457 (OVERRIDE_OPTIONS): Delete.
5458 (OPTIMIZATION_OPTIONS): Define.
5459 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5460 * config/rx/rx.c (rx_handle_option): Issue an error message if
5461 -mcpu=rx200 and -fpu are used together.
5462 (rx_set_optimization_options): New function. Issue an error
5463 message if an optimization attribute attempts to reset the FPU/
5464 math optimization pairing.
5465 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5466 * config/rx/rx.opt: Set the default to 32-bit doubles.
5467 * config/rx/t-rx: Add multilibs for -nofpu option.
5468 * doc/invoke.texi: Update documentation of RX options.
5470 2010-01-06 Richard Guenther <rguenther@suse.de>
5472 * tree-ssa-pre.c (name_to_id): New global.
5473 (alloc_expression_id): Simplify SSA name handling.
5474 (lookup_expression_id): Likewise.
5475 (init_pre): Zero name_to_id.
5476 (fini_pre): Free it.
5478 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5480 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5482 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5485 * config/i386/sse.md (smaxv2di3): New.
5486 (umaxv2di3): Likewise.
5487 (sminv2di3): Likewise.
5488 (uminv2di3): Likewise.
5490 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5493 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5494 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5495 (legitimize_tls_address): Likewise.
5496 (sparc_tls_referenced_p): Likewise.
5497 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5498 and adjust calls to legitimize_pic_address.
5499 (legitimate_constant_p) Use sparc_tls_referenced_p.
5500 (legitimate_pic_operand_p): Likewise.
5501 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5502 (sparc_tls_symbol_ref_1): Delete.
5503 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5504 (legitimize_tls_address): Make static, handle CONST patterns.
5505 (legitimize_pic_address): Make static, remove unused parameter and
5506 adjust recursive calls.
5507 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5508 and adjust call to legitimize_pic_address.
5509 (sparc_output_mi_thunk): Likewise.
5511 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5512 H.J. Lu <hongjiu.lu@intel.com>
5515 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5516 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5517 operands to make them signed.
5520 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5523 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5524 GTU to GT for V4SI and V2DI.
5526 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5527 (umin<mode>3): Removed.
5529 (uminv4si3): Likewise.
5531 2010-01-05 Martin Jambor <mjambor@suse.cz>
5533 PR tree-optimization/42462
5534 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5535 current_function_decl to helper functions and macros.
5537 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5540 * flags.h: Don't include real.h.
5541 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5542 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5543 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5544 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5545 * dominance.c: Update copyright.
5546 * gimple.c (walk_gimple_op): Remove inline.
5547 * tree-ssa-reassoc.c: Include real.h.
5548 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5549 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5551 2010-01-05 Nick Clifton <nickc@redhat.com>
5553 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5554 register to push into the stack frame when the accumulator has to
5555 be saved during interrupts.
5557 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5559 * doc/invoke.texi: Remove the documentation about option
5561 * common.opt (Wunreachable-code): Preserved for backward
5563 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5564 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5565 the backward compatibility flag section.
5567 2010-01-05 Richard Guenther <rguenther@suse.de>
5569 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5571 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5574 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5576 PR tree-optimization/42508
5577 * tree-sra.c (convert_callers): Check for recursive call
5578 by comparing cgraph nodes instead of decls.
5579 (modify_function): Call ipa_modify_formal_parameters also
5580 on all same_body aliases.
5582 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5583 cgraph nodes when checking for same_body aliases.
5585 2010-01-05 Richard Guenther <rguenther@suse.de>
5587 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5588 allocation and lookup.
5589 (get_or_alloc_expr_for_constant): Likewise.
5590 (phi_translate): Sink allocation.
5592 2010-01-04 Richard Guenther <rguenther@suse.de>
5594 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5595 a new entry only if needed.
5596 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5597 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5599 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5601 (phi_translate): Handle CONSTANTs early.
5603 2010-01-04 Martin Jambor <mjambor@suse.cz>
5605 PR tree-optimization/42398
5606 * tree-sra.c (struct access): Removed flag grp_different_types.
5607 (dump_access): Do not dump the removed flag.
5608 (sort_and_splice_var_accesses): Do not set the removed flag.
5609 (sra_modify_expr): Check for type compatibility directly.
5611 2010-01-04 Martin Jambor <mjambor@suse.cz>
5613 PR tree-optimization/42366
5614 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5615 edges with variable number of parameters.
5616 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5617 flag instead of asserting it.
5618 (ipa_read_node_info): Read uses_analysis_done flag.
5620 2010-01-04 Richard Guenther <rguenther@suse.de>
5622 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5623 iterative_hash_* as intended.
5624 (vn_reference_compute_hash): Likewise. Simplify hashing
5626 (vn_reference_lookup_2): Likewise.
5627 (vn_nary_op_compute_hash): Likewise.
5628 (vn_phi_compute_hash): Likewise.
5629 (expressions_equal_p): Remove strange code.
5630 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5631 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5632 (bitmap_insert_into_set_1): Take value-id as parameter.
5633 (add_to_value): Pass it.
5634 (bitmap_insert_into_set): Likewise.
5635 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5637 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5640 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5641 (do_self_spec): For switches with SWITCH_IGNORE set set also
5642 SWITCH_IGNORE_PERMANENTLY.
5643 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5646 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5648 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5649 tree of an unreferenced global var.
5651 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5654 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5655 GTU to GT for V4SI and V2DI.
5657 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5658 (umin<mode>3): Removed.
5660 (uminv4si3): Likewise.
5662 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5665 * collect2.c (main): Turn on trace in collect2 if -v is passed
5668 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5670 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5671 description of expression operand.
5673 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5675 * configure.ac: Add install-html to target_list for Make-hooks.
5676 * configure: Regenerate.
5677 * fortran/Make-lang.in (F95_HTMLFILES): New.
5678 (fortran.html): Use it.
5679 (fortran.install-html): New.
5680 * Makefile.in (install-html): Add lang.install-html.
5681 * java/Make-lang.in (JAVA_HTMLFILES): New.
5682 (java.html): Use it.
5683 (java.install-html): New.
5684 * objc/Make-lang.in (objc.install-html): New.
5685 * objcp/Make-lang.in (obj-c++.install-html): New.
5686 * cp/Make-lang.in (c++.install-html): New.
5687 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5688 * lto/Make-lang.in (lto.install-html): New.
5690 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5693 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5695 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5697 PR rtl-optimization/41862
5698 * store-motion.c (store_killed_in_insn, compute_store_table,
5699 remove_reachable_equiv_notes, replace_store_insn,
5700 build_store_vectors): Ignore all DEBUG_INSNs.
5702 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5705 * common.opt: Add dumpdir.
5707 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5709 (option_map): Add --dumpdir.
5711 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5713 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5715 * opts.c (decode_options): Try dump_dir_name first if
5716 dump_base_name isn't an absolute path.
5717 (common_handle_option): Handle OPT_dumpdir.
5719 * toplev.c (dump_dir_name): New.
5720 (print_switch_values): Also ignore -dumpdir.
5722 * toplev.h (dump_dir_name): New.
5724 2010-01-03 Richard Guenther <rguenther@suse.de>
5726 PR tree-optimization/42589
5727 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5728 double-word expansion of bswap32.
5730 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5732 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5733 with BLOCK_FOR_INSN.
5734 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5735 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5736 noce_process_if_block): Likewise.
5737 * gcse.c (compute_local_properties, insert_expr_in_table,
5738 insert_set_in_table, canon_list_insert, find_avail_set,
5739 pre_insert_copy_insn): Likewise.
5741 * basic-block.h (BLOCK_NUM): Move from here...
5742 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5744 2010-01-03 Richard Guenther <rguenther@suse.de>
5746 PR tree-optimization/42438
5747 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5748 contains_may_not_return_call flag.
5749 (BB_MAY_NOTRETURN): New.
5750 (valid_in_sets): Trapping nary operations are not valid
5751 in blocks that may not return.
5752 (insert_into_preds_of_block): Remove check for trapping expressions.
5753 (compute_avail): Compute also BB_MAY_NOTRETURN.
5755 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5757 * doc/invoke.texi: Add 2010 to copyright years.
5759 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5761 * config/sparc/sparc.c: Fix formatting nits.
5763 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5764 Alexander Monakov <amonakov@ispras.ru>
5766 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5768 2010-01-02 Richard Guenther <rguenther@suse.de>
5771 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5772 (simplify_switch_using_ranges): Mark to be removed edges
5775 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5777 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5779 * collect2.c (scan_libraries): Add missing argument in call to
5782 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5785 * config/alpha/predicates.md (aligned_memory_operand): Return false
5787 (unaligned_memory_operand): Return true for CQImode.
5788 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5789 doesn not cross aligned SImode word boundary.
5791 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5793 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5795 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5796 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5798 2010-01-02 Richard Guenther <rguenther@suse.de>
5801 * toplev.c (compile_file): Emit LTO marker properly. Change
5803 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5805 2010-01-01 Richard Guenther <rguenther@suse.de>
5808 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5810 2010-01-01 Richard Guenther <rguenther@suse.de>
5813 * c-decl.c (grokdeclarator): For zero-size arrays force
5814 structural equality checks as layout_type does.
5816 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5818 * builtins.c: Update copyright to 2010.
5820 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5823 * lto-streamer-out.c (produce_asm): Revert the last change.
5824 (copy_function): Likewise.
5826 * lto-streamer.c (lto_get_section_name): Skip any leading
5829 2010-01-01 Richard Guenther <rguenther@suse.de>
5832 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5836 Copyright (C) 2010 Free Software Foundation, Inc.
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