1 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3 * function.c (assign_parms_initialize_all): Add unused attribute
6 2010-04-12 Richard Guenther <rguenther@suse.de>
8 * gsstruct.def (GSS_CALL): New.
9 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
10 * gimple.h: Include tree-ssa-alias.h.
11 (struct gimple_statement_call): New.
12 (union gimple_statement_struct_d): Add gimple_call member.
13 (gimple_call_reset_alias_info): Declare.
14 (gimple_call_use_set): New function.
15 (gimple_call_clobber_set): Likewise.
16 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
17 * gimple.c (gimple_call_reset_alias_info): New function.
18 (gimple_build_call_1): Call it.
19 * lto-streamer-in.c (input_gimple_stmt): Likewise.
20 * tree-inline.c (remap_gimple_stmt): Likewise.
21 (expand_call_inline): Remove callused handling.
22 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
23 * tree-dfa.c (dump_variable): Likewise.
24 * tree-parloops.c (parallelize_loops): Likewise.
25 * tree-ssa.c (init_tree_ssa): Likewise.
26 (delete_tree_ssa): Likewise.
27 * tree-flow-inline.h (is_call_used): Remove.
28 * tree-flow.h (struct gimple_df): Remove callused member.
29 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
30 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
31 (ref_maybe_used_by_call_p_1): Simplify.
32 (call_may_clobber_ref_p_1): Likewise.
33 * tree-ssa-structalias.c (compute_points_to_sets): Set
34 the call stmt used and clobbered sets.
35 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
36 (find_tail_calls): Verify the tail call.
38 2010-04-12 Richard Guenther <rguenther@suse.de>
40 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
41 single-iteration always-inline inlining.
42 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
43 (cgraph_decide_inlining): Do not handle always-inline
45 (try_inline): Remove always-inline cycle detection special case.
46 Do not recurse on always-inlines.
47 (cgraph_early_inlining): Do not iterate if not optimizing.
48 (cgraph_gate_early_inlining): remove.
49 (pass_early_inline): Run unconditionally.
50 (gate_cgraph_decide_inlining): New function.
51 (pass_ipa_inline): Use it. Do not run the IPA inliner if
52 not inlining or optimizing.
53 (cgraph_decide_inlining_of_small_functions): Also consider
54 always-inline functions.
55 (cgraph_default_inline_p): Return true for nodes which should
56 disregard inline limits.
57 (estimate_function_body_sizes): Assume zero size and time for
58 nodes which are marked as disregarding inline limits.
59 (cgraph_decide_recursive_inlining): Do not perform recursive
60 inlining on always-inline nodes.
62 2010-04-12 Jakub Jelinek <jakub@redhat.com>
65 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
66 for exprs satisfying handled_component_p.
68 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
70 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
71 non-constant aggregate elements.
73 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
74 is a real initialization.
76 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
79 * c-decl.c (start_function): Move forward check for nested function.
81 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
83 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
84 * config/sh/sh.c: Include reload.h.
85 (sh_legitimize_reload_address): New.
86 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
87 sh_legitimize_reload_address.
89 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
91 * config/sh/sh.md (*movqi_pop): New insn pattern.
92 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
94 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
96 * config/i386/i386.md (any_shiftrt): New code iterator.
97 (shiftrt_insn): New code attribute.
99 (<shiftrt_insn><mode>3): Macroize expander from ashr<mode>3 and
100 lshr<mode>3 using any_shiftrt code iterator.
101 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
102 *ashr<mode>3_doubleword and *lshr<mode>3_doubleword using
103 any_shiftrt code iterator.
104 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
105 pattern from corresponding peephole2 patterns.
106 (*<shiftrt_insn><mode>3_1): Macroize insn from *ashr<mode>3_1
107 and *lshr<mode>3_1 using any_shiftrt code iterator.
108 (*<shiftrt_insn>si3_1_zext): Ditto from *ashrsi3_1_zext
110 (*<shiftrt_insn>qi3_1_slp): Ditto from *ashrqi3_1_slp
112 (*<shiftrt_insn><mode>3_cmp): Ditto from *ashr<mode>3_cmp
113 and *lshr<mode>3_cmp.
114 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from *ashr<mode>3_cmp_zext
115 and *lshr<mode>3_cmp_zext.
116 (*<shiftrt_insn><mode>3_cconly): Ditto from *ashr<mode>3_cconly
117 and *lshr<mode>3_cconly.
119 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
121 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
123 (*lshr<mode>3_cconly): Ditto.
125 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
127 * config/i386/i386.md (lshr<mode>3): Macroize expander from
128 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
129 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
130 pattern from *lshr{di,ti}3_1 and corresponding splitters using
132 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
133 from corresponding peephole2 patterns.
134 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
135 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
136 and *lshrdi3_cmp_rex64 using SWI mode iterator.
137 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
138 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
139 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
140 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
141 and *lshrdi3_cmp_rex64 using SWI mode iterator.
142 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
143 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
144 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
145 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
148 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
150 * config/i386/i386.md (ashr<mode>3): Macroize expander from
151 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
152 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
153 pattern from *ashr{di,ti}3_1 and corresponding splitters using
155 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
156 from corresponding peephole2 patterns.
157 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
158 (ashrsi3_cvt): Rename from ashrsi3_31.
159 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
160 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
161 and x86_64_shift_adj_3 using SWI48 mode iterator.
162 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
163 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
164 and *ashrdi3_cmp_rex64 using SWI mode iterator.
165 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
166 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
167 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
168 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
169 and *ashrdi3_cmp_rex64 using SWI mode iterator.
170 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
171 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
172 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
173 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
175 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
176 * config/i386/i386.c (ix86_split_ashr): Update for renamed
177 x86_shift<mode>_adj_3 expanders.
179 2010-04-10 Wei Guozhi <carrot@google.com>
182 * config/arm/arm.c (arm_pic_static_addr): New function.
183 (legitimize_pic_address): Call arm_pic_static_addr when it detects
185 (arm_output_addr_const_extra): Output expression for new pattern.
186 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
188 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
190 * ira-costs.c (record_reg_classes): Ignore alternatives that are
193 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
194 * web.c: Include "insn-config.h" and "recog.h".
195 (union_match_dups): New function.
197 (union_defs): Don't try to recognize match_dups.
199 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
200 if doing so would replace the entire pattern.
202 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
206 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
207 and splitter pattern. Change splitter operand 1 predicate to
210 2010-04-09 Martin Jambor <mjambor@suse.cz>
212 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
213 lattices are addresses of CONST_DECLs with the same initial value.
214 (ipcp_print_all_lattices): Print values of CONST_DECLs.
215 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
217 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
218 Bernd Schmidt <bernd.schmidt@codesourcery.com>
220 * loop-invariant.c (replace_uses): New static function.
221 (move_invariant_reg): Use it to ensure we can replace the uses.
223 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
225 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
227 (picochip_override_options): Enable section anchors only above -O1.
228 (picochip_reorg): Fixed a couple of build warnings.
230 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
232 * configure.ac (plugin -rdynamic test): Log result.
233 * configure: Regenerate.
234 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
235 (RDYNAMIC_SPEC): Define.
236 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
238 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
240 * configure.ac: Determine Sun ld version numbers.
241 (comdat_group): Restrict GNU ld version checks to gld.
242 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
243 (enable_comdat): Support --enable-comdat.
244 * configure: Regenerate.
245 * doc/install.texi (Configuration): Document --enable-comdat.
247 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
249 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
250 * config/sol2-gld.h: ... here.
251 * config.gcc (sparc*-*-solaris2*): Reflect this.
252 (i[34567]86-*-solaris2*): Use it.
254 2010-04-09 Steve Ellcey <sje@cup.hp.com>
256 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
258 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
260 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
263 * diagnostic.c (diagnostic_initialize): Initialize
264 some_warnings_are_errors.
265 (diagnostic_finish): New.
266 (diagnostic_action_after_output): Call it before exiting.
267 (diagnostic_report_diagnostic): Do not print message here. Set
268 some_warnings_are_errors.
269 * diagnostic.h (diagnostic_context): Delete
270 issue_warnings_are_errors_message. Add some_warnings_are_errors.
271 (diagnostic_finish): Declare.
272 * toplev.c (toplev_main): Call it before exit.
274 2010-04-09 Jason Merrill <jason@redhat.com>
277 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
281 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
282 based on a warning flag.
284 2010-04-09 Richard Guenther <rguenther@suse.de>
286 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
288 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
291 * varasm.c (default_assemble_visibility): Wrap vars that are
292 set, but unused, by targets without GAS.
293 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
294 Remove set, but unused, vars.
295 (rs6000_legitimize_tls_address): Likewise.
296 (altivec_expand_dst_builtin): Likewise.
297 * config/darwin.c (machopic_classify_symbol): Likewise.
298 (machopic_indirection_name): Likewise.
300 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
302 * config/i386/i386.md (DWI): New mode iterator.
303 (S): New mode attribute.
304 (shift_operand): Ditto.
305 (shift_immediate_operand): Ditto.
306 (ashl_input_operand): Ditto.
307 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
308 using SDWIM mode iterator.
309 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
310 pattern from *ashl{di,ti}3_1 and corresponding splitters using
312 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
313 from corresponding peephole2 patterns.
314 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
315 and x86_64_shift_adj_1 using SWI48 mode iterator.
316 (x86_shift<mode>_adj_2): Ditto.
317 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
318 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
319 using SWI48 mode iterator.
320 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
321 *ashldi3_cmp_rex64 using SWI mode iterator.
322 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
323 *ashldi3_cconly_rex64 using SWI mode iterator.
324 * config/i386/i386.c (ix86_split_ashl): Update for renamed
325 x86_shift<mode>_adj_{1,2}.
326 (ix86_split_ashr): Ditto.
327 (ix86_split_lshr): Ditto.
329 2010-04-09 Richard Guenther <rguenther@suse.de>
331 * target.h (builtin_conversion): Pass in input and output types.
332 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
333 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
334 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
335 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
337 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
339 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
341 2010-04-09 Richard Guenther <rguenther@suse.de>
344 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
346 2010-04-09 Richard Guenther <rguenther@suse.de>
348 * tree-vectorizer.h (struct _stmt_vec_info): Document
349 that vectype is the type of the LHS.
350 (supportable_widening_operation, supportable_narrowing_operation):
351 Get both input and output vector types as arguments.
352 (vect_is_simple_use_1): Declare.
353 (get_same_sized_vectype): Likewise.
354 * tree-vect-loop.c (vect_determine_vectorization_factor):
355 Set STMT_VINFO_VECTYPE to the vector type of the def.
356 (vectorizable_reduction): Adjust.
357 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
358 Adjust. Specify the output vector type.
359 (vect_pattern_recog_1): Adjust.
360 * tree-vect-stmts.c (get_same_sized_vectype): New function.
361 (vectorizable_call): Adjust.
362 (vectorizable_conversion): Likewise.
363 (vectorizable_operation): Likewise.
364 (vectorizable_type_demotion): Likewise.
365 (vectorizable_type_promotion): Likewise.
366 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
368 (vect_is_simple_use_1): New function.
369 (supportable_widening_operation): Get both input and output
371 (supportable_narrowing_operation): Likewise.
372 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
374 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
376 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
377 __thiscall and _thiscall as predefined macros.
378 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
379 thiscall attribute handling.
380 (ix86_comp_type_attributes): Likewise.
381 (ix86_function_regparm): Likewise.
382 (ix86_return_pops_args): Likewise.
383 (init_cumulative_args): Likewise.
384 (find_drap_reg): Likewise.
385 (ix86_static_chain): Likewise.
386 (x86_this_parameter): Likewise.
387 (x86_output_mi_thunk): Likewise.
388 (ix86_attribute_table): Add description for thiscall attribute.
389 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
390 * doc/extend.texi: Add documentation for thiscall.
392 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
395 * c.opt (Wint-to-pointer-cast): Available in C++.
396 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
398 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
400 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
401 * calls.c (expand_call): Pass the function type to aggregate_value_p.
402 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
403 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
404 function type instead. Reorder and simplify checks.
406 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
408 2010-04-08 Jing Yu <jingyu@google.com>
409 Zdenek Dvorak <ook@ucw.cz>
411 PR tree-optimization/42720
412 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
413 loop unswitch conditions here from ...
414 (tree_unswitch_single_loop): ... here.
416 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
418 * tree-if-conv.c: Fix comments and simplify logic.
420 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
422 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
423 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
424 (main_tree_if_conversion): Update call to tree_if_conversion.
426 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
429 * doc/invoke.texi (-b,-V): Delete.
430 * doc/tm.texi: Do not mention -b.
431 * gcc.c (display_help): Delete -b and -V.
432 (process_command): Delete -b and -V.
433 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
435 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
436 Wolfgang Gellerich <gellerich@de.ibm.com>
438 Implement target hook for loop unrolling
439 * target.h (loop_unroll_adjust): Add a new target hook function.
440 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
441 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
442 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
443 (s390_loop_unroll_adjust): Implement the new target hook for s390.
444 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
446 (decide_unroll_stupid): Likewise.
448 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
451 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
453 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
455 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
456 (Specific, *-*-solaris2*): Likewise.
457 Don't prefer Sun as over GNU as.
459 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
461 * config/s390/s390.c (override_options): Adjust the z10
462 defaults for max-unroll-times, max-completely-peeled-insns
463 and max-completely-peel-times.
465 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
467 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
468 instructions for z10.
469 (s390_expand_setmem): Likewise.
470 (s390_expand_cmpmem): Likewise.
472 2010-04-08 Richard Guenther <rguenther@suse.de>
474 PR tree-optimization/43679
475 * tree-ssa-pre.c (eliminate): Only propagate copies.
477 2010-04-08 Jakub Jelinek <jakub@redhat.com>
480 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
481 set but not used variable warning.
483 2010-04-08 Wei Guozhi <carrot@google.com>
486 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
487 (arm_size_rtx_costs): Call the new function when optimized for size.
489 2010-04-08 Jakub Jelinek <jakub@redhat.com>
492 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
493 op0 is not a MEM, just return NULL instead of assertion
495 (discover_nonconstant_array_refs): Don't walk debug stmts.
497 2010-04-08 Doug Kwan <dougkwan@google.com>
499 * configure.ac: Recognize gold and do not use its version number
501 * configure: Regenerate.
503 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
506 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
507 (negate_value): Move code to push elements to broken_up_substracts ...
508 (eliminate_plus_minus_pair): ... here. Push operands that have no
509 negative pair to plus_negates.
510 (repropagate_negates, init_reassoc, fini_reassoc): Update.
512 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
514 * doc/install.texi (Configuration): Move description of
515 --enable-lto, --with-libelf*, --enable-gold from Java section to
518 * doc/generic.texi (Working with declarations)
519 (Function Properties, C and C++ Trees): Fix typos.
520 * doc/sourcebuild.texi (Top Level): Likewise.
522 2010-04-07 Jakub Jelinek <jakub@redhat.com>
525 * tree.h (DECL_READ_P): Define.
526 (struct tree_decl_common): Add decl_read_flag.
527 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
528 a set but not used warning.
529 (merge_decls): Merge DECL_READ_P flag.
530 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
531 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
532 * c-common.c (handle_used_attribute, handle_unused_attribute):
534 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
536 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
538 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
539 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
540 c_parser_binary_expression, c_parser_cast_expression,
541 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
542 Call default_function_array_read_conversion instead of
543 default_function_array_conversion where needed.
544 (c_parser_unary_expression, c_parser_conditional_expression,
545 c_parser_postfix_expression_after_primary, c_parser_initelt):
546 Likewise. Call mark_exp_read where needed.
547 (c_parser_statement_after_labels, c_parser_asm_operands,
548 c_parser_typeof_specifier, c_parser_sizeof_expression,
549 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
551 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
553 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
554 (warn_unused_but_set_parameter): Default to warn_unused
556 * doc/invoke.texi: Document -Wunused-but-set-variable and
557 -Wunused-but-set-parameter.
559 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
561 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
562 when operandN variables aren't used in the body of the expander
564 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
565 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
566 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
567 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
568 FOR_EACH_IMM_USE_ON_STMT): Likewise.
569 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
570 * tree.c (PROCESS_ARG): Likewise.
572 2010-04-07 Simon Baldwin <simonb@google.com>
574 * diagnostic.h (diagnostic_override_option_index): New macro to
575 set a diagnostic's option_index.
576 * c-tree.h (c_cpp_error): Add warning reason argument.
577 * opts.c (_warning_as_error_callback): New.
578 (register_warning_as_error_callback): Store callback for
579 warnings enabled via enable_warning_as_error.
580 (enable_warning_as_error): Call callback, minor code tidy.
581 * opts.h (register_warning_as_error_callback): Declare.
582 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
583 response to -Werror=.
584 (c_common_init_options): Register warning_as_error_callback in opts.c.
585 * common.opt: Add -Wno-cpp option.
586 * c-common.c (struct reason_option_codes_t): Map cpp warning
587 reason codes to gcc option indexes.
588 * (c_option_controlling_cpp_error): New function, lookup the gcc
589 option index for a cpp warning reason code.
590 * (c_cpp_error): Add warning reason argument, call
591 c_option_controlling_cpp_error for diagnostic_override_option_index.
592 * doc/invoke.texi: Document -Wno-cpp.
594 2010-04-07 Richard Guenther <rguenther@suse.de>
596 * ipa-reference.c (mark_load): Use get_base_address.
597 (mark_store): Likewise.
599 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
600 inserting GIMPLE_NOPs into the IL.
601 * tree-ssa-structalias.c (get_constraint_for_component_ref):
602 Explicitly strip handled components and indirect references.
604 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
605 folding address expressions.
606 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
607 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
608 operand_equal_p to compare decls.
609 (ptr_deref_may_alias_decl_p): Likewise.
610 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
611 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
612 Handle reversed comparison ops.
613 * tree-sra.c (asm_visit_addr): Use get_base_address.
614 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
615 * ipa-reference.c (mark_address): Use get_base_address.
617 2010-04-07 Richard Guenther <rguenther@suse.de>
619 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
620 Propagate constants everywhere.
622 2010-04-07 Jakub Jelinek <jakub@redhat.com>
625 * tree.c (MAX_INT_CACHED_PREC): Define.
626 (nonstandard_integer_type_cache): New array.
627 (build_nonstandard_integer_type): Cache results for precision
628 <= MAX_INT_CACHED_PREC.
630 2010-04-07 Richard Guenther <rguenther@suse.de>
632 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
633 -fargument-noalias-global, -fargument-noalias-anything): Remove.
634 * common.opt: Likewise.
635 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
636 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
637 (nonoverlapping_memrefs_p): Likewise.
638 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
639 * opts.c (common_handle_option): Handle OPT_fargument_alias,
640 OPT_fargument_noalias, OPT_fargument_noalias_anything and
641 OPT_fargument_noalias_global for backward compatibility.
643 2010-04-07 Richard Guenther <rguenther@suse.de>
645 PR tree-optimization/43270
646 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
647 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
648 * tree-ssa-pre.c (phi_translate_1): Adjust.
649 (fully_constant_expression): Split out vn_reference handling to ...
650 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
651 Fold reads from constant strings.
652 (vn_reference_lookup): Handle fully constant references.
653 (vn_reference_lookup_pieces): Likewise.
654 * Makefile.in (expmed.o-warn): Add -Wno-error.
656 2010-04-07 Martin Jambor <mjambor@suse.cz>
658 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
660 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
663 * gcc.c: Add -static-libstdc++ to list of recognized options.
665 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
667 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
669 2010-04-07 Richard Guenther <rguenther@suse.de>
672 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
673 bases build simple mem attributes to retain points-to information.
675 2010-04-07 Richard Guenther <rguenther@suse.de>
678 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
679 preserve points-to related information.
681 2010-04-07 Richard Guenther <rguenther@suse.de>
684 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
685 discard plain indirect references.
686 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
687 * tree.c (tree_nop_conversion): Likewise.
689 2010-04-07 Dodji Seketeli <dodji@redhat.com>
692 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
694 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
696 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
697 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
699 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
701 * tree-if-conv.c: Fix indentation and comments.
703 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
705 * tree-if-conv.c: Sort static functions in topological order.
707 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
709 * tree-if-conv.c: Fix indentation and comments.
711 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
714 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
715 lang_hooks.types.type_for_size instead of
716 build_nonstandard_integer_type.
717 When converting an unsigned type to signed, double its precision.
718 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
719 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
720 (graphite_create_new_loop_guard): When ub + 1 wraps around,
723 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
726 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
727 POINTER_PLUS_EXPR for pointer types.
729 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
732 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
733 * graphite-clast-to-gimple.c: Include langhooks.h.
734 (max_signed_precision_type): New.
735 (max_precision_type): Takes two types as arguments.
736 (precision_for_value): New.
737 (precision_for_interval): New.
738 (gcc_type_for_interval): New.
739 (gcc_type_for_value): New.
740 (gcc_type_for_clast_term): New.
741 (gcc_type_for_clast_red): New.
742 (gcc_type_for_clast_bin): New.
743 (gcc_type_for_clast_expr): Split up into several functions.
744 (gcc_type_for_clast_eq): Rewritten.
745 (compute_bounds_for_level): New.
746 (compute_type_for_level_1): New.
747 (compute_type_for_level): New.
748 (gcc_type_for_cloog_iv): Removed.
749 (gcc_type_for_iv_of_clast_loop): Rewritten.
750 (graphite_create_new_loop): Compute the lower and upper bound types
751 with gcc_type_for_clast_expr.
752 (graphite_create_new_loop_guard): Same.
753 (find_cloog_iv_in_expr): Removed.
754 (compute_cloog_iv_types_1): Removed.
755 (compute_cloog_iv_types): Removed.
756 (gloog): Do not call compute_cloog_iv_types.
757 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
759 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
760 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
761 (GBB_CLOOG_IV_TYPES): Removed.
763 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
765 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
766 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
767 (detect_commutative_reduction): Same.
769 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
771 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
772 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
774 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
775 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
776 (rewrite_commutative_reductions_out_of_ssa): Same.
777 * passes.c (execute_function_todo): Call verify_ssa for every pass
778 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
779 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
780 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
781 with an extra argument.
782 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
783 verify_ssa only when the extra argument is true.
784 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
785 with an extra argument.
786 (tree_transform_and_unroll_loop): Same.
788 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
790 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
791 for all the passes of the LNO having LOOP_CLOSED_SSA.
792 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
793 * tree-loop-distribution.c (pass_loop_distribution): Same.
794 * tree-pass.h (TODO_verify_loops): Removed.
795 * tree-ssa-loop.c (pass_tree_loop_init): Same.
797 (pass_tree_unswitch): Same.
798 (pass_predcom): Same.
799 (pass_vectorize): Same.
800 (pass_linear_transform): Same.
801 (pass_graphite_transforms): Same.
802 (pass_iv_canon): Same.
803 (pass_complete_unroll): Same.
804 (pass_complete_unrolli): Same.
805 (pass_parallelize_loops): Same.
806 (pass_loop_prefetch): Same.
807 (pass_iv_optimize): Same.
809 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
812 * passes.c (init_optimization_passes): Move pass_lim before
813 pass_copy_prop and pass_dce_loop.
815 2010-04-06 Jakub Jelinek <jakub@redhat.com>
818 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
819 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
820 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
821 MULTI_* defines for 4 argument vpermil2p* builtins.
823 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
825 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
826 * config/i386/i386.c (x86_maybe_negate_const_int): New.
827 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
828 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
829 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
830 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
831 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
832 Use x86_maybe_negate_const_int to output insn mnemonic.
833 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
834 check from instruction predicate. Update comments.
835 * config/i386/sync.md (sync_add<mode>): Use
836 x86_maybe_negate_const_int to output insn mnemonic.
838 2010-04-06 Jan Hubicka <jh@suse.cz>
840 PR tree-optimization/42906
841 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
842 IGNORE_SELF argument. Set visited_control_parents for fully
844 (find_obviously_necessary_stmts): Update call of
845 mark_control_dependent_edges_necessary.
846 (propagate_necessity): Likewise. Handle PHI edges more curefully.
848 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
850 * config/i386/i386.md: Remove comment about 'e' and 'E'
853 2010-04-06 Richard Guenther <rguenther@suse.de>
855 PR tree-optimization/43627
856 * tree-vrp.c (extract_range_from_unary_expr): Widenings
857 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
860 2010-04-06 Jakub Jelinek <jakub@redhat.com>
862 * BASE-VER: Change to 4.6.0.
865 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
868 2010-04-06 Richard Guenther <rguenther@suse.de>
871 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
873 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
875 * doc/invoke.texi (Optimize Options): Document that LTO
876 won't remove object access purely due to incompatible
879 2010-04-04 Matthias Klose <doko@ubuntu.com>
881 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
884 2010-04-03 Richard Guenther <rguenther@suse.de>
887 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
888 require a non-NULL MEM_OFFSET.
890 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
892 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
893 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
894 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
895 config/alpha/predicates.md, config/arm/arm.md,
896 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
897 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
898 config/darwin9.h, config/darwin.c, config/darwin.h,
899 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
900 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
901 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
902 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
903 config/mips/mips.md, config/mn10300/mn10300.c,
904 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
905 config/rs6000/aix.h, config/rs6000/dfp.md,
906 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
907 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
908 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
909 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
910 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
911 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
912 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
913 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
914 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
915 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
916 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
917 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
918 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
919 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
920 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
921 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
922 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
923 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
924 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
925 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
926 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
927 opt-functions.awk, opth-gen.awk, params.def, passes.c,
928 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
929 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
930 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
931 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
932 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
933 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
934 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
935 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
936 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
937 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
938 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
939 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
940 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
941 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
943 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
946 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
947 * aclocal.m4: Regenerate.
949 2010-04-02 Richard Guenther <rguenther@suse.de>
951 PR tree-optimization/43629
952 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
953 if we have seen a constant value.
955 2010-04-02 Joseph Myers <joseph@codesourcery.com>
957 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
959 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
962 * arm.c (legitimize_tls_address): Adjust call to
963 gen_tls_load_dot_plus_four.
964 (arm_note_pic_base): New function.
965 (arm_cannot_copy_insn_p): Use it.
966 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
969 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
974 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
976 * Makefile.in ($(out_object_file)): Depend on
977 gt-$(basename $(notdir $(out_file))).h.
979 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
981 * config.gcc (lm32-*-rtems*): Add t-lm32.
983 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
985 * config.gcc: Add lm32-*-rtems*.
986 * config/lm32/rtems.h: New file.
988 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
991 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
993 2010-04-01 Jakub Jelinek <jakub@redhat.com>
995 * dwarf2out.c (output_compilation_unit_header): For
996 -gdwarf-4 use version 4 instead of version 3.
997 (output_line_info): For version 4 and above emit additional
998 maximum ops per insn header field.
999 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1001 * dwarf2out.c (is_c_family, is_java): Remove.
1002 (lower_bound_default): New function.
1003 (add_bound_info, gen_descr_array_type_die): Use it.
1005 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1008 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1009 re-declaration when it happens in a function.
1011 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1013 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1014 (cgraph_remove_function_insertion_hook): Same.
1015 (cgraph_call_function_insertion_hooks): Same.
1017 2010-04-01 Richard Guenther <rguenther@suse.de>
1020 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1021 and TREE_THIS_VOLATILE.
1022 (copy_ref_info): Likewise.
1023 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1024 * tree.c (build6_stat): Ignore side-effects of all but arg5
1025 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1028 2010-04-01 Richard Guenther <rguenther@suse.de>
1030 PR tree-optimization/43607
1031 * ipa-type-escape.c (check_call): Do not access non-existing
1034 2010-04-01 Richard Guenther <rguenther@suse.de>
1038 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1039 Jack Howarth <howarth@bromo.med.uc.edu>
1041 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1044 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1046 * doc/install.texi (Prerequisites): Document libelf usability on
1047 IRIX 5/6 and Solaris 2.
1048 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1049 Update GNU as, GNU ld requirements.
1050 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1051 Document Sun Studio compiler download.
1052 Update and simplify as, ld recommendations.
1053 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1055 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1057 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1058 with_tune_32 to pentium4.
1060 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1062 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1064 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1066 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1067 obsoletion, removal.
1069 Document GNU as requirement.
1070 Update configure requirements.
1071 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1072 Recomment IRIX 6.5.18+.
1073 Document IDF/IDL requirement.
1074 Document GNU as requirement.
1075 Document GNU ld bootstrap failure.
1076 Remove freeware.sgi.com reference.
1078 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1080 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1081 UNIX V4.0, V5.0 obsoletion, removal.
1082 Remove --with-gc=simple reference.
1083 Update VM requirements during bootstrap.
1084 Remove -oldas bootstrap description.
1085 Update binutils reference.
1086 Remove comparison failure note.
1088 2010-03-31 Richard Guenther <rguenther@suse.de>
1089 Zdenek Dvorak <ook@ucw.cz>
1090 Sebastian Pop <sebastian.pop@amd.com>
1093 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1094 with multiple arguments.
1095 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1097 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1099 * graphite-dependences.c (print_pddr): Call print_pdr with an
1101 * graphite-poly.c (debug_pdr): Add an extra argument for the
1104 (print_pbb_domain): Same.
1106 (print_scop_context): Same.
1108 (print_cloog): Same.
1109 (debug_pbb_domain): Same.
1113 (debug_scop_context): Same.
1115 (debug_cloog): Same.
1116 (print_scop_params): Same.
1117 (debug_scop_params): Same.
1118 (print_iteration_domain): Same.
1119 (print_iteration_domains): Same.
1120 (debug_iteration_domain): Same.
1121 (debug_iteration_domains): Same.
1122 (print_scattering_function): Same.
1123 (print_scattering_functions): Same.
1124 (debug_scattering_function): Same.
1125 (debug_scattering_functions): Same.
1126 * graphite-poly.h (debug_pdr): Update declaration.
1128 (print_pbb_domain): Same.
1130 (print_scop_context): Same.
1132 (print_cloog): Same.
1133 (debug_pbb_domain): Same.
1137 (debug_scop_context): Same.
1139 (debug_cloog): Same.
1140 (print_scop_params): Same.
1141 (debug_scop_params): Same.
1142 (print_iteration_domain): Same.
1143 (print_iteration_domains): Same.
1144 (debug_iteration_domain): Same.
1145 (debug_iteration_domains): Same.
1146 (print_scattering_function): Same.
1147 (print_scattering_functions): Same.
1148 (debug_scattering_function): Same.
1149 (debug_scattering_functions): Same.
1151 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1153 * graphite-poly.c (print_scattering_function_1): New.
1154 (print_scattering_function): Call it.
1155 (print_scop_params): Remove spaces at the end of lines.
1158 * graphite-poly.h (print_cloog): Declared.
1159 (debug_cloog): Declared.
1161 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1163 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1165 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1166 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1167 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1168 to switch between adding the IV bump in loop->latch or in loop->header.
1170 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1172 * graphite-poly.c (print_scattering_function): Pretty print following
1175 (print_pbb_domain): Same.
1176 (dump_gbb_cases): Same.
1177 (dump_gbb_conditions): Same.
1180 (print_scop_params): Same.
1181 (print_scop_context): Same.
1183 (print_pbb_body): New.
1184 (lst_indent_to): New.
1185 (print_lst): Start new lines with a #.
1186 * graphite-poly.h (pbb_bb): New.
1187 (pbb_index): Use pbb_bb.
1188 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1190 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1192 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1194 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1195 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1196 and 0 instead of 1 for dw_val_class_flag.
1197 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1198 dw_val_class_range_list, dw_val_class_loc_list,
1199 dw_val_class_lineptr and dw_val_class_macptr, use
1200 DW_FORM_flag_present for dw_val_class_flag and
1201 DW_FORM_exprloc for dw_val_class_loc.
1202 (output_die): For -gdwarf-4 print dw_val_class_loc
1203 size as uleb128 instead of 1 or 2 bytes and don't print
1204 anything for dw_val_class_flag.
1206 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1207 instead of cselib_lookup following by tweaking locs->setting_insn.
1210 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1211 even before returning from label, setjmp call or volatile asm
1214 2010-03-31 Richard Guenther <rguenther@suse.de>
1217 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1218 temporary data on stack.
1220 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1222 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1223 (PUSHSECTION_ASM_OP): Remove.
1224 (POPSECTION_ASM_OP): Remove.
1225 (PUSHSECTION_FORMAT): Remove.
1226 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1227 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1228 * config/sol2.c (solaris_output_init_fini): Use it.
1230 2010-03-31 Jie Zhang <jie@codesourcery.com>
1233 * opt-functions.awk (var_type_struct): Use signed char type
1234 for simple variables.
1236 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1238 * config/sol2.c: Include output.h.
1239 (solaris_assemble_visibility): New function.
1240 * config/t-sol2 (sol2.o): Add output.h dependency.
1241 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1242 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1245 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1248 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1249 V2SImode or XFmode on PRE_DEC.
1252 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1255 2010-03-31 Jie Zhang <jie@codesourcery.com>
1258 * reload.h (caller_save_initialized_p): Declare.
1259 * toplev.c (backend_init_target): Don't call
1260 init_caller_save but set caller_save_initialized_p to false.
1261 * caller-save.c (caller_save_initialized_p): Define.
1262 (init_caller_save): Check caller_save_initialized_p.
1263 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1265 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1268 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1269 and soft-fp/t-softfp to tmake_file.
1270 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1271 (LIBGCC2_TF_CEXT): Define.
1274 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1277 * cselib.c (n_useless_values): Document handling of debug locs.
1278 (n_useless_debug_values, n_debug_values): New variables.
1279 (new_elt_loc_list): Don't add to debug values, keep count.
1280 (promote_debug_loc): New.
1281 (cselib_reset_table): Zero new variables.
1282 (entry_and_rtx_equal_p): Promote debug locs.
1283 (discard_useless_locs): Increment n_useless_debug_values for
1285 (remove_useless_values): Adjust n_useless_values and n_debug_values
1286 with n_useless_debug_values.
1287 (add_mem_for_addr): Promote debug locs.
1288 (cselib_lookup_mem): Likewise.
1289 (cselib_lookup_addr): Renamed to...
1290 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1291 (cselib_log_lookup): ... this. Turn into...
1292 (cselib_lookup_addr): ... new wrapper.
1293 (cselib_lookup_from_insn): New.
1294 (cselib_invalidate_regno): Increment n_useless_debug_values for
1296 (cselib_invalidate_mem): Likewise.
1297 (cselib_process_insn): Take n_deleted and n_debug_values into
1298 account to guard remove_useless_value call.
1299 (cselib_finish): Zero n_useless_debug_values.
1300 * cselib.h (cselib_lookup_from_insn): Declare.
1301 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1302 (sched_analyze_2): Likewise.
1304 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1306 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1308 (adjust_mems): Replace narrowing SUBREG of expression containing
1309 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1310 with operations in the narrower mode.
1313 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1314 regs_invalidated_by_call instead all call_used_reg_set registers.
1316 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1319 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1320 pointer comparisons with types_compatible_p.
1321 * tree-vect-stmts.c (vectorizable_call): Same.
1322 (vectorizable_condition): Same.
1324 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1326 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1327 stack check if the mask would be zero.
1329 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1330 Jack Howarth <howarth@bromo.med.uc.edu>
1332 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1335 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1338 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1340 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1341 Include ___unordxf2 and ___unordtf2.
1342 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1345 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1347 * config/lm32/t-lm32: New file.
1348 * config.gcc: Use the above file when targetting lm32.
1350 2010-03-28 Duncan Sands <baldrick@free.fr>
1352 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1354 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1357 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1358 Improve vectorization cost model diagnostic.
1360 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1363 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1364 compute_data_dependences_for_loop returns false, early exit
1365 and output an extra diagnostic for the failed data reference
1368 2010-03-29 Richard Guenther <rguenther@suse.de>
1370 PR tree-optimization/43560
1371 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1372 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1374 2010-03-29 Jie Zhang <jie@codesourcery.com>
1377 * toplev.c (process_options): Set optimization_default_node
1378 and optimization_current_node.
1379 * opts.c (decode_options): Don't set optimization_default_node
1380 and optimization_current_node.
1382 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1384 * config/rtems.h: Abandon -qrtems_debug.
1386 2010-03-28 Jan Hubicka <jh@suse.cz>
1388 PR tree-optimization/43505
1389 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1390 map should not be copied.
1392 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1395 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1396 cdtors, set DECL_PRESERVE_P.
1397 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1400 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1402 PR tree-optimization/43528
1403 * stor-layout.c (place_field): Check that constant fits into
1404 unsigned HWI when skipping calculation of MS bitfield layout.
1406 2010-03-27 Jan Hubicka <jh@suse.cz>
1409 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1410 notice_global_symbol work.
1412 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1414 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1415 instead of dwarf2out_decl.
1416 (struct var_loc_node): Remove section_label field.
1417 (dwarf2out_function_decl): New function.
1418 (dwarf2out_var_location): Don't set section_label field.
1419 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1421 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1423 PR tree-optimization/43544
1424 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1425 First argument for builtin vectorized function hook is now a
1426 tree to be able to distinguish between machine specific and
1428 * targhooks.c (default_builtin_vectorized_function): Ditto.
1429 * targhooks.h (default_builtin_vectorized_function): Ditto.
1430 * target.h (struct gcc_target): Ditto.
1431 * tree-vect-stmts.c (vectorizable_function): Ditto.
1432 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1433 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1436 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1439 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1440 nested binding iff it is a FUNCTION_DECL.
1441 (store_parm_decls_newstyle): Pass nested=true to bind for
1442 FUNCTION_DECLs amongst parameters.
1444 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1446 * var-tracking.c (vt_expand_loc_callback): Don't run
1447 cselib_expand_value_rtx_cb in dummy mode if
1448 cselib_dummy_expand_value_rtx_cb returned false.
1450 * var-tracking.c (emit_note_insn_var_location): For one part
1451 notes with offset 0, don't add EXPR_LIST around the location.
1452 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1453 add_location_or_const_value_attribute): Adjust for that change.
1456 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1457 into first operand and location into second.
1458 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1459 dw_cfi_oprnd_loc for DW_CFA_expression.
1460 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1461 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1462 assume first argument is regnum and second argument is location.
1464 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1467 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1468 of scratch register to DImode. Split to DImode comparison operator.
1469 Use SImode subreg of scratch register in the multiplication.
1470 (*cmp_sadd_sidi): Ditto.
1471 (*cmp_ssub_si): Ditto.
1472 (*cmp_ssub_sidi): Ditto.
1474 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1477 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1478 Remove invalid assert and wrong comment.
1480 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1483 * flags.h (final_insns_dump_p): New extern.
1484 * final.c (final_insns_dump_p): New variable.
1485 (rest_of_clean_state): Set it before -fdump-final-insns=
1486 dumping, clear afterwards.
1487 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1488 MEM_ALIAS_SET on MEMs.
1490 2010-03-26 David S. Miller <davem@davemloft.net>
1492 * configure.ac: Fix sparc GOTDATA_OP bug check.
1493 * configure: Rebuild.
1495 2010-03-26 Alan Modra <amodra@gmail.com>
1497 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1499 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1501 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1502 TLS_SECTION_ASM_FLAG.
1504 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1507 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1508 Clear first_function_block_is_cold.
1511 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1512 argument if the argument is truth_value_p.
1514 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1516 * config/rs6000/constraints.md: Update copyright year for my changes.
1519 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1520 used in reg+reg addressing, swap registers.
1522 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1525 * target.h (struct gcc_target): Add code_end hook.
1526 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1528 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1529 * toplev.c (compile_file): Call targetm.asm_out.code_end
1530 hook before unwind info/debug info output.
1531 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1532 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1533 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1534 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1535 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1536 * config/i386/i386.c (ix86_file_end): Renamed to...
1537 (ix86_code_end): ... this. Make static. Don't call
1538 file_end_indicate_exec_stack. Emit unwind info using
1539 final_start_function/final_end_function.
1540 (darwin_x86_file_end): Remove.
1541 (TARGET_ASM_CODE_END): Define.
1542 * config/i386/i386.h (TARGET_ASM_FILE_END,
1543 NEED_INDICATE_EXEC_STACK): Don't define.
1544 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1545 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1546 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1547 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1550 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1551 at the beginning and final_end_function at the end.
1552 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1554 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1556 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1557 and Sun as TLS syntax.
1558 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1559 * configure: Regenerate.
1560 * config.in: Regenerate.
1561 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1562 (default_elf_asm_named_section): Use it.
1563 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1564 (i386_output_dwarf_dtprel): Likewise.
1565 (output_addr_const_extra): Likewise.
1566 (output_pic_addr_const): Lowercase @GOTTPOFF.
1567 (output_addr_const_extra): Likewise.
1568 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1569 (output_addr_const_extra): Likewise.
1570 (output_pic_addr_const): Lowercase @INDNTPOFF.
1571 (output_addr_const_extra): Likewise.
1572 (output_pic_addr_const): Lowercase @NTPOFF.
1573 (output_addr_const_extra): Likewise.
1574 (output_pic_addr_const): Lowercase @TPOFF.
1575 (output_addr_const_extra): Likewise.
1576 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1577 (*tls_global_dynamic_64): Likewise.
1578 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1579 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1581 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1582 (ASM_OUTPUT_TLS_COMMON): Use it.
1583 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1586 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1587 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1588 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1589 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1590 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1591 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1593 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1595 * config/i386/i386.c (override_options): Don't accept
1596 -mtls-dialect=sun any longer.
1597 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1598 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1599 (*tls_local_dynamic_base_32_sun): Likewise.
1600 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1602 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1605 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1606 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1609 * ira.c (adjust_cleared_regs): New function.
1610 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1614 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1616 * expr.c (expand_expr_real): Restore previous
1617 curr_insn_source_location and curr_insn_block after
1618 expand_expr_real_1 call.
1619 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1620 instead of expand_expr_real_1.
1622 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1624 PR rtl-optimization/43413
1625 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1628 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1631 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1632 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1634 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1636 * config/i386/i386.c (ix86_target_string): Add -mfma.
1637 Fix a typo in comment.
1639 2010-03-22 Mike Stump <mikestump@comcast.net>
1642 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1643 Don't overly align based upon packed packed fields.
1645 2010-03-22 Jason Merrill <jason@redhat.com>
1647 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1648 Use () rather than [], and move before the element type.
1650 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1652 * doc/configfiles.texi (Configuration Files): Removed
1653 fixinc/Makefile*, intl/Makefile.*.
1654 * doc/makefile.texi: Fixed markup. Abstract from version
1655 control system used.
1656 (Makefile): Removed obsolete gcc/java/parse.y example.
1657 * doc/sourcebuild.texi: Likewise.
1658 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1659 libgomp, libssp. Removed fastjar.
1660 (Miscellaneous Docs): Clarify location.
1661 Added COPYING3, COPYING3.LIB.
1662 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1664 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1667 * config/i386/i386.c (x86_function_profiler)
1668 [!NO_PROFILE_COUNTERS]: Fix typo.
1669 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1672 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1673 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1675 * doc/sourcebuild.texi (Test Directives): Split into six
1676 subsections, with most of the current text in new subsections
1677 Directives, Selectors, and Final Actions.
1678 (Directives): Split list of test directives into multiple
1680 (Selectors): Describe use and syntax of selectors.
1681 (Effective-Target Keywords): Describe all existing keywords.
1682 (Add Options): Describe features for dg-add-options.
1683 (Require Support): Describe variants of dg-require-support.
1684 (Final Actions): Describe commands to use in dg-final.
1686 2010-03-22 Michael Matz <matz@suse.de>
1689 * recog.c (validate_replace_rtx_group): Replace also in
1690 REG_EQUAL and REG_EQUIV notes.
1692 2010-03-22 Richard Guenther <rguenther@suse.de>
1694 PR tree-optimization/43390
1695 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1696 sure vector extracts are type correct.
1698 2010-03-22 Richard Guenther <rguenther@suse.de>
1701 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1702 x * sqrt (x) even when optimizing for size if the target
1703 has native support for sqrt.
1705 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1707 * varasm.c (make_decl_rtl_for_debug): Also clear
1708 flag_mudflap for the duration of make_decl_rtl call.
1711 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1712 locs from preserved VALUEs.
1714 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1717 * pa.md (movmemsi): Set align to one if zero.
1718 (movmemdi): Likewise.
1720 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1723 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1724 with their corresponding prologue pushes.
1726 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1729 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1730 at the begining or end.
1731 (spu_expand_epilogue): Likewise.
1733 2010-03-20 Richard Guenther <rguenther@suse.de>
1735 PR rtl-optimization/43438
1736 * combine.c (make_extraction): Properly zero-/sign-extend an
1737 extraction of the low part of a CONST_INT. Also handle
1740 2010-03-19 Mike Stump <mikestump@comcast.net>
1742 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1743 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1744 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1746 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1749 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1752 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1754 PR rtl-optimization/42258
1755 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1756 use that may match DEF.
1759 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1760 the cost of loading the constant rather than assuming
1762 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1763 outer code is AND, do the same tests as the andsi3 expander and
1764 return COSTS_N_INSNS (1) if and is cheap.
1766 * optabs.c (avoid_expensive_constant): Fix formatting.
1768 2010-03-19 Michael Matz <matz@suse.de>
1771 * attribs.c (decl_attributes): When rebuilding a function pointer
1772 type use the same qualifiers as the original pointer type.
1774 2010-03-19 Martin Jambor <mjambor@suse.cz>
1776 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1777 and is_gimple_ip_invariant_address.
1779 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1782 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1784 * config/arm/arm.c (arm_override_options): Turn off
1785 flag_dwarf2_cfi_asm for AAPCS variants.
1787 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1790 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1791 Use PRE_MODIFY instead of PRE_DEC.
1792 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1793 (vfp_emit_fstmd): Likewise.
1795 2010-03-19 Michael Matz <matz@suse.de>
1798 * builtins.c (expand_builtin_interclass_mathfn,
1799 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1802 2010-03-19 Richard Guenther <rguenther@suse.de>
1804 PR tree-optimization/43415
1805 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1806 (phi_translate_1): ... this.
1807 (phi_translate): Move all caching here. Cache all NARY
1808 and REFERENCE translations.
1810 2010-03-19 David S. Miller <davem@davemloft.net>
1812 With help from Eric Botcazou.
1813 * config/sparc/sparc.c: Include dwarf2out.h.
1814 (emit_pic_helper): Delete.
1815 (pic_helper_symbol_name): Delete.
1816 (pic_helper_emitted_p): Delete.
1817 (pic_helper_needed): New.
1818 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1819 (get_pc_thunk_name): New.
1820 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1821 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1822 Set pic_helper_needed to true. Don't call emit_pic_helper.
1823 (sparc_expand_prologue): Update load_pic_register call.
1824 (sparc_output_mi_thunk): Likewise.
1825 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1826 thunk if possible. Output CFI information as needed.
1828 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1829 Jack Howarth <howarth@bromo.med.uc.edu>
1832 * config/i386/i386.h: Fix ABI on darwin x86-32.
1834 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1836 * tree.h: Declare make_decl_rtl_for_debug.
1837 * varasm.c (make_decl_rtl_for_debug): New.
1838 * dwarf2out.c (rtl_for_decl_location): Call it.
1839 * cfgexpand.c (expand_debug_expr): Call it.
1841 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1844 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1848 * var-tracking.c (vt_init_cfa_base): Do nothing if
1849 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1851 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1854 * var-tracking.c (canonicalize_vars_star): New.
1855 (dataflow_post_merge_adjust): Use it.
1857 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1860 * var-tracking.c (non_suitable_const): New function.
1861 (add_uses): For DEBUG_INSNs with constants, don't record any
1862 value, instead just the constant value itself.
1863 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1864 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1865 (emit_notes_in_bb): Likewise.
1866 (emit_note_insn_var_location): For onepart variables if
1867 cur_loc is a VOIDmode constant, use DECL_MODE.
1869 2010-03-18 Martin Jambor <mjambor@suse.cz>
1872 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1873 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1874 all non-clones. Moved call redirection...
1875 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1876 (cgraph_materialize_all_clones): Dispose of all
1877 combined_args_to_skip bitmaps.
1878 (verify_cgraph_node): Do not check for edges pointing to wrong
1879 nodes in inline clones.
1880 * tree-inline.c (copy_bb): Call
1881 cgraph_redirect_edge_call_stmt_to_callee.
1882 * ipa.c (cgraph_remove_unreachable_nodes): Call
1883 cgraph_node_remove_callees even when there are used clones.
1885 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1887 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1889 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1892 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1895 2010-03-18 Michael Matz <matz@suse.de>
1898 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1899 into sqrt(x) if we need to preserve signed zeros.
1901 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1902 Eric Botcazou <ebotcazou@adacore.com>
1904 PR rtl-optimization/43360
1905 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1906 note if we don't know its invariant status.
1908 2010-03-18 Michael Matz <matz@suse.de>
1910 PR tree-optimization/43402
1911 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1912 PHI chains of ssa names registered for update.
1914 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1917 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1918 non-offsettable and pre_modify update addressing.
1919 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1920 and "2" alternatives "#".
1921 (*movdd_softfloat32): Make all alternatives "#";
1922 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1923 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1924 (*movdf_softfloat32): Make all alternatives "#";
1925 (movdi): Use the new DIFD mode iterator to create a common splitter
1926 for movdi, movdf and movdd patterns.
1928 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1930 * common.opt (dumpdir): Remove redundant tab.
1932 2010-03-17 Martin Jambor <mjambor@suse.cz>
1934 PR tree-optimization/43347
1935 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1936 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1938 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1940 PR rtl-optimization/42216
1941 * regrename.c (create_new_chain): New function, broken out from...
1942 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1943 appending a use to an empty chain.
1944 (build_def_use): Remove previous changes that convert OP_INOUT to
1945 OP_OUT operands; instead detect the case where an OP_INOUT operand
1946 uses a previously untracked register and create an empty chain for it.
1948 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1950 * doc/extend.texi (Function Attributes): Rewrite unfinished
1951 sentence in ms_abi documentation.
1953 2010-03-17 Alan Modra <amodra@gmail.com>
1955 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1956 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1957 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1958 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1960 2010-03-16 Richard Henderson <rth@redhat.com>
1963 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1964 (lower_try_finally): Save and restore eh_seq around the expansion
1967 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1969 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1970 statements before splitting block.
1972 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1974 * doc/sourcebuild.texi (Testsuites): Fix markup.
1975 Use pathnames relative to gcc/testsuite.
1976 (Test Directives): Move description of how timeout is determined.
1977 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1978 (C Tests): Correct gcc.misc-tests directory.
1979 Framework tests now live in gcc.test-framework.
1981 2010-03-16 Richard Guenther <rguenther@suse.de>
1984 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1985 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1987 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1988 Alexandre Oliva <aoliva@redhat.com>
1990 PR tree-optimization/42917
1991 * lambda-code.c (remove_iv): Skip debug statements.
1992 (lambda_loopnest_to_gcc_loopnest): Likewise.
1993 (not_interesting_stmt): Debug statements are not interesting.
1995 2010-03-16 Jakub Jelinek <jakub@redhat.com>
1999 * cselib.c (cselib_preserve_constants,
2000 cfa_base_preserved_val): New static variables.
2001 (preserve_only_constants): New function.
2002 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2003 clear its REG_VALUES. If cselib_preserve_constants, don't
2004 empty the whole hash table, but preserve there VALUEs with constants,
2005 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2006 (cselib_preserve_cfa_base_value): New function.
2007 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2008 (cselib_init): Change argument to int bitfield. Set
2009 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2011 (cselib_finish): Clear cselib_preserve_constants and
2012 cfa_base_preserved_val.
2013 * cselib.h (enum cselib_record_what): New enum.
2014 (cselib_init): Change argument to int.
2015 (cselib_preserve_cfa_base_value): New prototype.
2016 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2017 * dse.c (dse_step1): Likewise.
2018 * cfgcleanup.c (thread_jump): Likewise.
2019 * sched-deps.c (sched_analyze): Likewise.
2020 * gcse.c (local_cprop_pass): Likewise.
2021 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2022 If FN is non-NULL, call the callback always and whenever it returns
2023 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2024 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2025 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2026 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2027 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2028 * var-tracking.c: Include recog.h.
2029 (bb_stack_adjust_offset): Remove.
2030 (vt_stack_adjustments): Don't call it, instead just gather the
2031 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2032 (adjust_stack_reference): Remove.
2033 (compute_cfa_pointer): New function.
2034 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2035 (struct adjust_mem_data): New type.
2036 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2038 (get_address_mode): New function.
2039 (replace_expr_with_values): Use it.
2040 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2041 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2042 (adjust_sets): Remove.
2043 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2044 Use get_address_mode.
2045 (get_adjusted_src): Remove.
2046 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2047 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2048 (add_with_sets): Don't call adjust_sets.
2049 (fp_setter, vt_init_cfa_base): New functions.
2050 (vt_initialize): Change return type to bool. Move most of pool etc.
2051 initialization to the beginning of the function from end. Pass
2052 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2053 If !frame_pointer_needed, call vt_stack_adjustment before mos
2054 vector is filled, call vt_init_cfa_base if argp/framep has been
2055 eliminated to sp. If frame_pointer_needed and argp/framep has
2056 been eliminated to hard frame pointer, set
2057 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2058 encountering fp setter in the prologue. For MO_ADJUST, call
2059 log_op_type before pusing the op into mos vector, not afterwards.
2060 Call adjust_insn before cselib_process_insn/add_with_sets,
2061 call cancel_changes (0) afterwards.
2062 (variable_tracking_main_1): Adjust for vt_initialize calling
2063 vt_stack_adjustments and returning whether it succeeded or not.
2065 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2067 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2070 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2072 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2074 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2075 drap_reg has not been set.
2077 2010-03-15 Michael Matz <matz@suse.de>
2080 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2081 use it to expand block copies.
2082 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2083 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2084 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2086 2010-03-15 Richard Guenther <rguenther@suse.de>
2088 PR tree-optimization/43367
2089 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2092 2010-03-15 Richard Guenther <rguenther@suse.de>
2094 PR tree-optimization/43317
2095 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2097 2010-03-15 Martin Jambor <mjambor@suse.cz>
2099 PR tree-optimization/43141
2100 * tree-sra.c (create_abstract_origin): New function.
2101 (modify_function): Call create_abstract_origin.
2103 2010-03-15 Chris Demetriou <cgd@google.com>
2105 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2108 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2111 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2112 call insert_out_of_ssa_copy for default definitions.
2114 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2116 * graphite-clast-to-gimple.c (my_long_long): Defined.
2117 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2118 * graphite-sese-to-poly.c (my_long_long): Defined.
2119 (scop_ivs_can_be_represented): Use it.
2121 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2123 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2124 graphite-max-bbs-per-function, and loop-block-tile-size.
2125 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2127 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2129 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2131 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2132 forward declaration.
2133 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2134 (add_upper_bounds_from_estimated_nit): New.
2135 (build_loop_iteration_domains): Use it.
2137 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2139 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2141 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2144 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2145 should be an INTEGER_CST. Also handle CASE_CONVERT.
2147 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2149 * graphite.c (graphite_initialize): To bound the number of bbs per
2150 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2151 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2152 * doc/invoke.texi: Document it.
2154 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2156 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2157 * graphite-sese-to-poly.h (build_poly_scop): Same.
2159 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2161 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2162 the number of parameters in the scop. Use as an upper bound
2163 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2164 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2165 * doc/invoke.texi: Document it.
2167 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2169 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2170 * doc/c-tree.texi: Remove.
2171 * doc/generic.texi: Merge c-tree.texi here.
2172 * doc/gccint.texi (Trees): Remove menu entry.
2173 (c-tree.texi): Remove @include.
2174 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2175 * doc/languages.texi (Reading RTL): Ditto.
2177 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2180 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2182 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2185 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2186 code added to work around reload clobbering CONST insns.
2188 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2190 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2191 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2192 (cselib_preserve_only_values): Remove retain argument, don't
2193 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2194 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2195 * var-tracking.c (micro_operation): Move insn field before union.
2196 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2197 (struct variable_tracking_info_def): Remove n_mos field, change
2198 mos into a vector of micro_operations.
2199 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2200 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2201 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2202 changing into a vector.
2203 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2204 come before all other uops generated by add_stores.
2205 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2207 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2208 a vector. Run just one pass over the bbs instead of separate counting
2209 and computation phase.
2210 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2213 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2214 into *nonlocalized_list vector.
2215 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2216 even if origin is non-NULL.
2217 (gen_variable_die): Likewise.
2218 (process_scope_var): Don't change origin.
2219 (gen_decl_die): Likewise.
2220 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2221 before adding new edges instead of after it, fix moving over
2224 2010-03-11 David S. Miller <davem@davemloft.net>
2226 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2228 * configure: Rebuild.
2230 2010-03-11 Martin Jambor <mjambor@suse.cz>
2232 PR tree-optimization/43257
2233 * tree.c (assign_assembler_name_if_neeeded): New function.
2234 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2236 * tree.h (assign_assembler_name_if_neeeded): Declare.
2237 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2238 the function if needed.
2240 2010-03-11 Chris Demetriou <cgd@google.com>
2242 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2243 include/stdint-gcc.h, and include/stdint.h world-readable.
2245 2010-03-11 Richard Guenther <rguenther@suse.de>
2247 PR tree-optimization/43255
2248 * tree-vrp.c (process_assert_insertions_for): Do not insert
2249 asserts for trivial conditions.
2251 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2253 PR tree-optimization/43280
2254 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2255 generation. Move calculation of size out of the if branch.
2256 (find_bswap): Modify compare number generation.
2258 2010-03-11 Richard Guenther <rguenther@suse.de>
2261 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2262 (input_gimple_stmt): Fixup handled component types during
2263 operand read. Also fix up decls in ADDR_EXPRs.
2265 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2267 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2268 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2270 2010-03-10 Jan Hubicka <jh@suse.cz>
2273 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2274 * varasm.c (get_variable_section): Don't do that here...
2275 (make_decl_rtl): ... and here.
2276 (do_assemble_alias): Produce decl RTL.
2277 (assemble_alias): Likewise.
2279 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2282 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2283 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2285 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2286 (based_loc_descr): Only express drap or vdrap regno based expressions
2287 using DW_OP_fbreg when not optimizing.
2288 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2289 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2290 REG_CFA_SET_VDRAP note.
2292 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2294 PR tree-optimization/43236
2295 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2296 error in calculation of base address in reverse iteration case.
2297 (generate_builtin): Take number of latch executions if the statement
2300 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2303 * tree-eh.c: Include pointer-set.h.
2304 (lower_eh_dispatch): Filter out duplicate case labels and
2305 remove the unneeded edge when the label is unused. Return
2306 true when some edges are removed.
2307 (execute_lower_eh_dispatch): When any lowering resulted in
2308 removing an edge, also delete unreachable blocks.
2310 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2313 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2314 UNSPEC_MACHOPIC_OFFSET.
2316 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2319 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2320 (m68k_delegitimize_address): New function.
2322 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2325 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2328 * var-tracking.c (adjust_sets): New function.
2329 (count_with_sets, add_with_sets): Use it.
2330 (get_adjusted_src): New inline function.
2331 (add_stores): Use it.
2334 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2335 call cselib_dummy_expand_value_rtx_cb instead of
2336 cselib_expand_value_rtx_cb.
2339 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2340 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2341 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2342 and .cfi_endproc around the pic thunks.
2343 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2344 all queued unwind info register saves are saved before the call.
2345 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2346 considered as sp-=4 for unwind info and the pop as sp+=4 which
2347 also clobbers dest, but doesn't actually restore it.
2350 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2351 RTX_FRAME_RELATED_P.
2353 2010-03-09 Jie Zhang <jie@codesourcery.com>
2355 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2356 whitespaces in output template.
2358 2010-03-09 Jie Zhang <jie@codesourcery.com>
2360 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2363 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2365 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2366 builtins.exp in a separate job.
2368 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2370 * graphite-sese-to-poly.c (add_param_constraints): Use
2371 lower_bound_in_type and upper_bound_in_type.
2373 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2375 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2376 instead of unsigned_type_node.
2378 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2379 Reza Yazdani <reza.yazdani@amd.com>
2382 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2383 on pointer type parameters.
2385 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2389 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2390 handle conversions from pointer to integers.
2391 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2392 induction variable, to be able to work with code generated by CLooG.
2393 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2394 (build_poly_scop): Bail out if we cannot codegen a loop.
2396 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2398 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2399 code generation with gloog_error.
2401 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2403 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2404 Call fold_convert on all the returned values.
2405 (expand_scalar_variables_expr): Pass to
2406 expand_scalar_variables_ssa_name the type of the resulting expression.
2408 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2410 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2411 ppl_min_for_le_pointset.
2412 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2413 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2415 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2417 * graphite-dependences.c (map_into_dep_poly): Removed.
2418 (dependence_polyhedron_1): Use combine_context_id_scat.
2420 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2422 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2423 (struct poly_bb): Same.
2424 (combine_context_id_scat): New.
2426 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2429 * sese.c (name_defined_in_loop_p): Return false for default
2432 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2434 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2435 and clean up the logic.
2437 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2439 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2442 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2444 * var-tracking.c (remove_cselib_value_chains): Define only for
2446 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2447 delete_slot_part, emit_notes_for_differences_1): Don't call
2448 remove_cselib_value_chains here.
2449 (set_slot_part, emit_notes_for_differences_2): Don't call
2450 add_cselib_value_chains here.
2451 (preserved_values): New vector.
2452 (preserve_value): New function.
2453 (add_uses, add_stores, vt_add_function_parameters): Use it
2454 instead of cselib_preserve_value.
2455 (changed_values_stack): New vector.
2456 (check_changed_vars_0): New function.
2457 (check_changed_vars_1, check_changed_vars_2): Use it.
2458 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2459 changed_values_stack VALUEs.
2460 (vt_emit_notes): For all preserved_values call
2461 add_cselib_value_chains. If ENABLE_CHECKING call
2462 remove_cselib_value_chains before verifying value_chains is empty.
2463 Initialize and free changed_values_stack.
2464 (vt_initialize): Initialize preserved_values.
2465 (vt_finalize): Free preserved_values.
2467 2010-03-08 Richard Guenther <rguenther@suse.de>
2469 PR tree-optimization/43269
2470 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2473 2010-03-08 Martin Jambor <mjambor@suse.cz>
2475 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2476 (ipa_is_param_called): Removed.
2477 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2478 (ipa_print_node_params): Do not print the called flag.
2479 (ipa_write_node_info): Do not stream the called flag.
2480 (ipa_read_node_info): Likewise.
2482 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2485 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2486 * cselib.c (struct expand_value_data): Add dummy field.
2487 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2489 (cselib_dummy_expand_value_rtx_cb): New function.
2490 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2492 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2493 * var-tracking.c: Include pointer-set.h.
2494 (variable): Change n_var_parts to char from int. Add
2495 cur_loc_changed and in_changed_variables fields.
2496 (variable_canonicalize): Remove.
2497 (shared_var_p): New inline function.
2498 (unshare_variable): Maintain cur_loc_changed and
2499 in_changed_variables fields. If var was in changed_variables,
2500 replace it there with new_var. Just copy cur_loc instead of
2501 resetting it to something else.
2502 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2503 (dataflow_set_union): Don't call variable_canonicalize.
2504 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2505 of their DEBUG_EXPR_TREE_DECLs.
2506 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2507 and in_changed_variables and cur_loc_changed is false.
2508 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2509 and cur_loc_changed. Don't update cur_loc here.
2510 (variable_merge_over_src): Don't call variable_canonicalize.
2511 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2512 removing loc that is equal to cur_loc, clear cur_loc,
2513 set cur_loc_changed and ensure variable_was_changed is called.
2514 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2515 compare pointers in cur_loc check, if it is equal to loc,
2516 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2517 (variable_different_p): Remove compare_current_location argument,
2518 don't compare cur_loc.
2519 (dataflow_set_different_1): Adjust variable_different_p caller.
2520 (variable_was_changed): If dv had some var in changed_variables
2521 already, reset in_changed_variables flag for it and propagate
2522 cur_loc_changed over to the new variable. On empty var
2523 always set cur_loc_changed. Set in_changed_variables on whatever
2524 var is added to changed_variables.
2525 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2526 Use shared_var_p. When removing loc that is equal to cur_loc,
2527 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2528 end, don't set it to something else, just call variable_was_changed.
2529 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2530 loc being removed, clear cur_loc and set cur_loc_changed.
2531 Set cur_loc_changed if all locations have been removed.
2532 (struct expand_loc_callback_data): New type.
2533 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2534 allocated. Always create SUBREGs if simplify_subreg failed.
2535 Prefer to use cur_loc, when that fails and still in
2536 changed_variables (and seen first time) recompute it. Set
2537 cur_loc_changed of variables which had to change cur_loc and
2538 compute elcd->cur_loc_changed if any of the subexpressions used
2539 had to change cur_loc.
2540 (vt_expand_loc): Adjust to pass arguments in
2541 expand_loc_callback_data structure.
2542 (vt_expand_loc_dummy): New function.
2543 (emitted_notes): New variable.
2544 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2545 that weren't used for any other decl in current
2546 emit_notes_for_changes call call vt_expand_loc_dummy to update
2547 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2548 first loc_chain location if NULL before. Always use just
2549 cur_loc instead of first loc_chain location. When cur_loc_changed
2550 is false, when not --enable-checking=rtl just don't emit any note.
2551 When rtl checking, compute the note and assert it is the same
2552 as previous note. Clear cur_loc_changed and in_changed_variables
2553 at the end before removing from changed_variables.
2554 (check_changed_vars_3): New function.
2555 (emit_notes_for_changes): Traverse changed_vars to call
2556 check_changed_vars_3 on each changed var.
2557 (emit_notes_for_differences_1): Clear cur_loc_changed and
2558 in_changed_variables. Recompute cur_loc of new_var.
2559 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2560 (vt_emit_notes): Initialize and destroy emitted_notes.
2562 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2564 PR rtl-optimization/42220
2565 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2566 Use verify_reg_tracked to determine if we should use OP_OUT rather
2568 (build_def_use): If we see an in-out operand for a register that we
2569 know nothing about, treat is an output if possible, fail the block if
2572 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2575 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2578 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2581 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2582 uses of relevant DEFs that are dead outside the loop too.
2584 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2586 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2588 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2590 * var-tracking.c (values_to_unmark): New variable.
2591 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2592 values_to_unmark vector. Moved body to...
2593 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2594 instead queue it into values_to_unmark vector.
2595 (vt_find_locations): Free values_to_unmark vector.
2597 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2599 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2600 (site.exp): Export them when plugins are enabled.
2602 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2605 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2607 (chrec_fold_multiply): Same.
2609 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2612 * c-decl.c (build_compound_literal): Return early if init is
2615 2010-03-04 Martin Jambor <mjambor@suse.cz>
2617 PR tree-optimization/43164
2618 PR tree-optimization/43191
2619 * tree-sra.c (type_consists_of_records_p): Reject records with
2620 zero-size bit-fields at the end.
2622 2010-03-04 Mike Stump <mikestump@comcast.net>
2624 * Makefile.in (TAGS): Remove *.y.
2626 2010-03-04 Richard Guenther <rguenther@suse.de>
2628 PR tree-optimization/40761
2629 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2631 (my_rev_post_order_compute): New function.
2632 (init_pre): Call it.
2634 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2637 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2638 decrease the cost of an IV candidate when the cost is infinite.
2640 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2642 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2643 Use '3DNow!' for the extension of that name, ensure normal space
2645 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2647 2010-03-03 Jeff Law <law@redhat.com>
2649 * PR middle-end/32693
2650 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2651 than gen_rtx_SUBREG.
2652 (extract_bit_field_1): Likewise.
2654 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2656 * doc/sourcebuild.texi (Test directives): Document that arguments
2657 include-opts and exclude-opts are now optional for dg-skip-if,
2658 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2660 2010-03-03 Jason Merrill <jason@redhat.com>
2663 * cgraph.h (varpool_node): Add extra_name field.
2664 * varpool.c (varpool_extra_name_alias): New.
2665 (varpool_assemble_decl): Emit extra name aliases.
2666 (varpool_mark_needed_node): Look past an extra name alias.
2667 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2668 * lto-streamer-in.c (lto_input_tree): Read it.
2669 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2671 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2673 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2674 (sparc*-*-solaris2*): ...this.
2676 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2679 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2680 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2681 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2682 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2685 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2686 fallthrough to default handling, just with want_address 0 instead of 2.
2687 For single element lists, add_AT_loc directly, otherwise create an
2688 artificial variable DIE and stick location list to it.
2691 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2692 (VAL_EXPR_HAS_REVERSE): Define.
2693 (reverse_op): New function.
2694 (add_stores): For reversible operations add an extra MO_VAL_USE.
2696 2010-03-02 Jason Merrill <jason@redhat.com>
2698 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2700 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2702 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2703 (sparc64-*-linux*): Likewise.
2704 (sparc64-*-solaris2*): Include assembler files before linker ones.
2705 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2706 * config/sparc/gas.h: Delete.
2707 * config/sparc/sol2-64.h: Add copyright notice.
2708 * config/sparc/sol2-gas-bi.h: Likewise.
2709 * config/sparc/sol2-gld.h: Likewise.
2710 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2711 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2712 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2713 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2714 (sparc_elf_asm_named_section): Rename into...
2715 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2717 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2719 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2721 2010-03-02 Jeff Law <law@redhat.com>
2724 * reload1.c (rtx_p, substitute_stack): Declare.
2725 (substitute): Record addresses of changed rtxs.
2726 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2727 Restore the original rtx when complete.
2728 (reload): Free subsitute_stack when complete.
2730 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2732 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2733 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2735 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2736 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2737 Torture Tests): Change from subsection to section.
2739 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2740 Steven Bosscher <steven@gcc.gnu.org>
2742 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2745 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2748 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2749 the assignment from the new induction variable to the assignment
2750 of the value from the original loop PHI function.
2752 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2753 Daniel Jacobowitz <dan@codesourcery.com>
2755 * doc/sourcebuild.texi (Test directives): Clarify options to
2758 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2760 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2761 Disable cfi directives unless GCC and gas agree on using read-only
2762 .eh_frame sections for 64-bit.
2763 * configure: Regenerate.
2765 2010-03-01 Richard Guenther <rguenther@suse.de>
2767 PR tree-optimization/43220
2768 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2769 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2771 2010-03-01 Richard Guenther <rguenther@suse.de>
2772 Martin Jambor <mjambor@suse.cz>
2775 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2776 gimplified parameters.
2778 2010-03-01 Christian Bruel <christian.bruel@st.com>
2780 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2782 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2784 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2786 2010-03-01 Richard Guenther <rguenther@suse.de>
2789 * expr.c (expand_assignment): Use the alias-oracle to tell
2790 if the rhs aliases the result decl.
2792 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2795 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2796 to sol_gt_pch_get_address.
2797 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2798 64-bit, SPARC and x86.
2799 (sol_gt_pch_get_address): New function.
2801 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2803 * toplev.h (inform_n, error_n): Declare.
2804 * diagnostic.c (inform_n, error_n): New function.
2806 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2808 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2809 has no rtl yet when processing local_decls, queue it and recheck
2810 if deferred stack allocation hasn't assigned it rtl.
2812 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2814 * config/sh/sh.c (unspec_bbr_uid): New.
2815 (gen_block_redirect): Use it instead of INSN_UID.
2816 (gen_far_branch): Likewise.
2818 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2820 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2821 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2823 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2825 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2826 (Warning Options): -Wno-conversion-null is valid for
2827 Objective-C++ as well.
2828 * doc/tm.texi (Named Address Spaces): Likewise.
2829 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2830 * doc/tree-ssa.texi (Tree SSA): Likewise.
2832 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2835 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2836 by default. Don't set the default arch for
2837 i[34567]86-*-darwin*|x86_64-*-darwin*.
2839 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2842 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2843 default. Set the default 32bit/64bit archs with $with_arch
2844 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2846 2010-02-27 Richard Guenther <rguenther@suse.de>
2848 PR tree-optimization/43186
2849 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2850 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2851 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2852 unroller iterations.
2854 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2856 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2857 required and i[34567]86-*-* targets don't support 64bit ISA.
2859 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2862 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2865 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2867 * config.gcc: Set the default arch at least to Prescott for
2868 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2869 if SSE math is enabled.
2871 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2873 * diagnostic.c (diagnostic_initialize): Update.
2874 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2876 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2877 (diagnostic_inhibit_notes): New.
2878 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2880 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2883 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2884 * doc/standards.texi: Likewise.
2885 * doc/extend.texi: Likewise.
2886 * doc/trouble.texi: Likewise.
2887 * doc/cppopts.texi: Likewise.
2888 * doc/install.texi: Likewise.
2889 * c.opt (std=c90,std=gnu90): New options.
2890 * c-opts.c (c_common_handle_option): Handle them.
2892 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2895 * c-decl.c (undeclared_variable): Use an informative note.
2897 2010-02-26 Richard Guenther <rguenther@suse.de>
2899 PR tree-optimization/43186
2900 * gimple.h (gimple_fold): Remove.
2901 * gimple.c (gimple_fold): Remove. Inline into single user ...
2902 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2903 Try harder for conditions.
2905 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2908 * function.c (used_types_insert): Don't skip through named pointer
2909 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2910 and it is different from the main variant's type.
2912 2010-02-26 Nick Clifton <nickc@redhat.com>
2914 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2916 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2918 * config.gcc: Support --with-fpmath=sse for x86.
2920 * config/i386/ssemath.h: New.
2922 * doc/install.texi (--with-fpmath=sse): Documented.
2924 2010-02-26 Richard Guenther <rguenther@suse.de>
2926 PR tree-optimization/43188
2927 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2928 vector types of over-aligned element type.
2930 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2933 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2934 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2936 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2938 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2940 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2942 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2943 * var-tracking.c: Include diagnostic.h.
2944 (debug_dv): New function.
2945 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2948 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2949 (add_value_chain, add_value_chains, remove_value_chain,
2950 remove_value_chains): Handle DEBUG_EXPRs.
2951 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2954 * regcprop.c (struct queued_debug_insn_change): New type.
2955 (struct value_data_entry): Add debug_insn_changes field.
2956 (struct value_data): Add n_debug_insn_changes field.
2957 (debug_insn_changes_pool): New variable.
2958 (free_debug_insn_changes, apply_debug_insn_changes,
2959 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2960 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2961 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2963 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2965 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2966 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2967 changes, call cprop_find_used_regs via note_stores.
2968 (copyprop_hardreg_forward): When copying vd from predecessor
2969 which has any queued DEBUG_INSN changes, make sure the pointers are
2970 cleared. At the end call df_analyze and then if there are any
2971 DEBUG_INSN changes queued at the end of some basic block for still
2972 live registers, apply them.
2973 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2975 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2977 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2980 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2982 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2983 targets. Set the default with_cpu/with_arch from arch/cpu.
2984 Allow x86-64 and native for with_cpu/with_arch.
2986 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2988 * ebitmap.c: Change calls to verify_popcount with calls to
2989 sbitmap_verify_popcount.
2990 (ebitmap_clear_bit): Fixed map->cacheindex test and
2991 map>cache update when bit clearing results in an empty
2994 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2997 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
2998 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
2999 and support both V2DF and V2DI modes.
3000 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3001 support both V2DF and V2DI modes.
3002 (general): Delete trailing whitespace from a few patterns.
3004 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3005 V2DF/V2DI interleave high/low builtins.
3007 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3010 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3011 interleave high/low functions.
3013 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3015 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3016 #pragma extern_prefix.
3018 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3021 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3022 BLKmode, assert op0 is a MEM and just adjust its mode.
3025 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3026 if bitpos isn't multiple of mode's bitsize.
3028 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3030 * c.opt (-ftemplate-depth=): New.
3031 (-ftemplate-depth-): Deprecate.
3032 * optc-gen.awk: Handle -ftemplate-depth=.
3033 * opth-gen.awk: Likewise.
3034 * c-opts.c (c_common_handle_option): Likewise.
3035 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3037 2010-02-24 Jason Merrill <jason@redhat.com>
3039 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3041 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3043 * cfg.c (alloc_aux_for_block): Remove inline.
3044 (alloc_aux_for_edge): Likewise.
3046 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3048 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3050 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3052 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3053 * config/i386/sol2-gas.h: New file.
3054 * config.gcc (i[34567]86-*-solaris2*): Use it.
3056 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3059 * c-typeck.c (ep_convert_and_check): New.
3060 (build_conditional_expr): Use it.
3061 (build_binary_op): Likewise.
3063 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3065 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3068 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3069 bounds even for -O+.
3070 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3071 expr needs to have DECL_NAME set.
3073 2010-02-24 Nick Clifton <nickc@redhat.com>
3075 * config/mep/mep.c: Include gimple.h.
3076 (mep_function_uses_sp): Delete unused function.
3077 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3078 parameters. Use unsigned integers to count args. Return a
3079 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3081 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3084 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3085 greater or equal to nelt instead of 2 * nelt.
3086 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3089 2010-02-23 Jason Merrill <jason@redhat.com>
3092 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3093 in cfun->local_decls even if they have register types.
3096 * stor-layout.c (place_field): Don't warn about unnecessary
3097 DECL_PACKED if the type is packed.
3099 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3102 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3103 GOTOFF relocs, even when the base reg isn't pic pointer.
3105 2010-02-23 Michael Matz <matz@suse.de>
3108 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3109 (expand_gimple_basic_block): Generate and use debug temps if there
3110 are debug uses left after the last real use of TERed ssa names.
3111 Unlink debug immediate uses when they are expanded.
3113 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3116 * config/i386/i386.c (override_options): Reorganise to provide
3117 better error messages.
3119 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3122 * graphite-scop-detection.c (create_single_exit_edge): Move
3123 the call to find_single_exit_edge to....
3124 (create_sese_edges): ...here. Don't handle multiple edges
3125 exiting the function.
3126 (build_graphite_scops): Don't handle multiple edges
3127 exiting the function.
3129 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3132 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3133 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3135 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3138 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3140 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3143 * c-typeck.c (convert_arguments): Print declaration location.
3144 * c-common.c (validate_nargs): Rename as
3145 builtin_function_validate_nargs.
3146 (check_builtin_function_arguments): Update.
3148 2010-02-22 Richard Guenther <rguenther@suse.de>
3151 * tree-inline.c (declare_return_variable): Use the type of
3152 the call stmt lhs if available.
3154 2010-02-22 Duncan Sands <baldrick@free.fr>
3156 * passes.c (register_pass): Always consider all pass lists when
3157 ref_pass_instance_number is zero.
3159 2010-02-22 Richard Guenther <rguenther@suse.de>
3161 PR tree-optimization/42749
3162 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3163 parameter. Do arithmetic in the original type.
3164 (update_accumulator_with_ops): Likewise.
3165 (adjust_accumulator_values): Adjust.
3167 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3169 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3170 (QI to BLKmode splitter): New splitter.
3172 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3174 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3175 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3177 2010-02-22 Richard Guenther <rguenther@suse.de>
3179 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3181 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3183 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3184 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3185 ($(T)crti.o, $(T)crtn.o): Remove rules.
3187 2010-02-21 Tobias Burnus <burnus@net-b.de>
3190 * doc/invoke.texi (-fassociative-math): Document that this
3191 option is automatically enabled for Fortran.
3193 2010-02-20 David S. Miller <davem@davemloft.net>
3195 * configure.ac: Test if linker and assembler properly support
3196 GOTDATA_OP relocations.
3197 * configure: Rebuild.
3198 * config.in: Likewise.
3199 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3200 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3201 (movsi_high_pic): Likewise.
3202 (movdi_lo_sum_pic): Likewise.
3203 (movdi_high_pic): Likewise.
3204 (movsi_pic_gotdata_op): New pattern.
3205 (movdi_pic_gotdata_op): Likewise.
3206 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3207 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3209 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3212 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3213 attribute to ssemul.
3214 (xop_mulv2div2di3_high): Ditto.
3216 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3219 * c.opt (Wconversion-null): New option.
3220 * doc/invoke.texi (Wconversion-null): Document.
3222 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3224 * common.opt (Wlarger-than-): Add Undocumented.
3226 2010-02-19 Mike Stump <mikestump@comcast.net>
3228 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3230 2010-02-19 Jason Merrill <jason@redhat.com>
3233 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3234 * configure: Likewise.
3236 2010-02-20 Alan Modra <amodra@gmail.com>
3239 * cgraph.h (cgraph_make_decl_local): Declare.
3240 * cgraph.c (cgraph_make_decl_local): New function.
3241 (cgraph_make_node_local): Use it.
3242 * cgraphunit.c (cgraph_function_versioning): Likewise.
3243 * ipa.c (function_and_variable_visibility): Likewise.
3245 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3248 * except.c (sjlj_emit_function_enter): Don't call
3249 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3251 * rtl.h (add_reg_br_prob_note): Remove prototype.
3253 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3256 * c-common.c (conversion_warning): Remove widening conversions
3257 before checking the conversion of integers to reals.
3259 2010-02-19 Mike Stump <mikestump@comcast.net>
3262 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3265 * cgraphunit.c (process_function_and_variable_attributes): Check
3266 DECL_PRESERVE_P instead of looking up attribute "used".
3267 * ipa-pure-const.c (check_decl): Likewise.
3268 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3269 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3270 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3271 instead of attribute "used".
3272 * config/sol2-c.c (solaris_pragma_init): Likewise.
3273 (solaris_pragma_fini): Likewise.
3275 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3277 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3278 Use XCNEW instead of xcalloc.
3279 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3280 XNEW instead of xmalloc.
3281 (get_fields): Use XNEWVEC instead of xmalloc.
3284 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3285 populate vars array.
3286 (create_new_general_access): For debug stmts just reset value.
3287 (get_stmt_accesses): For accesses within debug stmts just record them
3288 using add_access_to_acc_sites instead of preventing the peeling or
3289 counting them as accesses.
3292 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3294 2010-02-19 Richard Guenther <rguenther@suse.de>
3296 PR tree-optimization/42916
3297 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3300 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3302 * configure.ac: Replace all uses of changequote in macro arguments
3303 with proper quoting.
3305 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3308 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3310 2010-02-19 Richard Guenther <rguenther@suse.de>
3312 PR tree-optimization/42944
3313 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3314 test for aliasing with errno.
3316 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3319 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3320 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3321 * dojump.c: Include output.h.
3322 (inv): New inline function.
3323 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3324 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3325 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3326 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3327 argument, pass it down to other calls.
3328 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3329 add REG_BR_PROB note to the conditional jump.
3330 * cfgexpand.c (add_reg_br_prob_note): Removed.
3331 (expand_gimple_cond): Don't call it, add the probability
3332 as last argument to jumpif_1/jumpifnot_1.
3333 * Makefile.in (dojump.o): Depend on output.h.
3334 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3336 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3337 * stmt.c (do_jump_if_equal): Likewise.
3338 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3339 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3340 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3342 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3343 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3344 jumpifnot_1 callers.
3345 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3347 (store_expr): Adjust jumpifnot caller.
3348 (store_constructor): Adjust jumpif caller.
3351 * gimplify.c (gimple_boolify): For __builtin_expect call
3352 gimple_boolify also on its first argument.
3354 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3356 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3358 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3359 * configure: Regenerated.
3361 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3363 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3364 lang_hooks.types_compatible_p instead of comptypes.
3366 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3368 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3369 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3370 if __prefer_thumb__ is defined.
3372 2010-02-18 Martin Jambor <mjambor@suse.cz>
3374 PR tree-optimization/43066
3375 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3376 array with zero-sized element type.
3378 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3380 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3381 rtx, allocate struct var_loc_node here and return it to the
3382 caller, and only if it is actually needed.
3383 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3384 move it earlier and return immediately if it returns NULL.
3386 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3388 * config/sparc/gas.h: New file. Restore
3389 TARGET_ASM_NAMED_SECTION to its ELF default.
3390 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3392 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3393 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3394 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3395 after sparc/sysv4.h.
3397 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3399 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3401 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3403 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3404 patterns from predicated pattern.
3406 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3409 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3410 for insn mnemonic suffix.
3412 2010-02-17 Richard Guenther <rguenther@suse.de>
3414 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3417 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3420 * caller-save.c (save_call_clobbered_regs): If BB ends with
3421 a DEBUG_INSN, move any notes in between last real insn and the last
3422 DEBUG_INSN after the last DEBUG_INSN.
3424 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3426 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3427 Fix return type. Fix argument type. Explain meaning of return value.
3429 2010-02-16 Richard Guenther <rguenther@suse.de>
3431 PR tree-optimization/41043
3432 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3433 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3435 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3437 2010-02-16 Ira Rosen <irar@il.ibm.com>
3439 PR tree-optimization/43074
3440 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3441 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3442 vectorizable cycles in hybrid SLP check.
3443 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3445 2010-02-16 Richard Guenther <rguenther@suse.de>
3447 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3448 (true_dependence): If memrefs_conflict_p computes must-alias
3449 trust it. Move TBAA check after offset-based disambiguation.
3450 (canon_true_dependence): Likewise.
3452 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3454 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3455 * doc/invoke.texi: Document it.
3456 * var-tracking.c: Include toplev.h and params.h.
3457 (vt_find_locations): Return bool indicating success. Compute
3458 hash sizes unconditionally. Check new parameter, report.
3459 (variable_tracking_main_1): Check vt_find_locations results and
3460 retry. Renamed from...
3461 (variable_tracking_main): ... this. New wrapper to preserve
3462 flag_var_tracking_assignments.
3463 * Makefile.in (var-tracking.o): Adjust dependencies.
3465 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3466 Jakub Jelinek <jakub@redhat.com>
3469 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3470 if weak_import attribute is present.
3471 * config/darwin.c (machopic_select_section): Likewise.
3473 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3475 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3476 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3477 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3478 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3480 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
3482 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3485 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3486 Rewrite text to refer to the names.
3488 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3490 * config/i386/i386-builtin-types.def
3491 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3492 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3493 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3494 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3495 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3496 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3497 IX86_BUILTIN_VPERMIL2PS256.
3498 (MULTI_ARG_4_DF2_DI_I): Defined.
3499 (MULTI_ARG_4_DF2_DI_I1): Defined.
3500 (MULTI_ARG_4_SF2_SI_I): Defined.
3501 (MULTI_ARG_4_SF2_SI_I1): Defined.
3502 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3503 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3504 __builtin_ia32_vpermil2ps256.
3505 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3506 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3507 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3508 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3509 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3510 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3511 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3512 CODE_FOR_xop_vpermil2v8sf3.
3513 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3514 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3515 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3516 (_mm256_permute2_pd): New.
3517 (_mm_permute2_ps): New.
3518 (_mm256_permute2_ps): New.
3520 2010-02-15 Nick Clifton <nickc@redhat.com>
3522 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3523 boolean parameters. Use emit_jump_insn when emitting a pop
3524 instruction containing a return insn.
3525 (push): Use 'true' rather than '1' as second parameter to F.
3526 (h8300_expand_prologue): Likewise.
3527 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3528 (h8300_expand_epilogue): Likewise.
3530 2010-02-15 Richard Guenther <rguenther@suse.de>
3533 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3536 2010-02-15 Nick Clifton <nickc@redhat.com>
3538 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3541 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3543 * intl.c (fake_ngettext): New function.
3544 * intl.h (fake_ngettext): Declare.
3545 (ngettext): Define macro.
3546 * collect2.c (notice_translated): New function.
3547 (main): Use notice_translated and ngettext.
3548 * collect2.h (notice_translated): Declare.
3550 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3552 * reorg.c (delete_computation): Comment fixes.
3553 * caller-save.c (setup_save_areas): Idem.
3554 * sel-sched-dump.c (dump_lv_set): Idem.
3557 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3559 * config/s390/s390.c (s390_sched_init): New function.
3560 (TARGET_SCHED_INIT): Target hook defined.
3562 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3563 Jack Howarth <howarth@bromo.med.uc.edu>
3564 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3567 Partial revert of unintended change in fix for PR41605.
3568 * config/darwin.h: Fix typo.
3569 * config/darwin9.h: Same.
3571 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3573 * c-pch.c (pch_init): Clear v.
3575 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3578 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3579 graphite_can_represent_init for MULT_EXPR.
3581 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3585 * graphite-sese-to-poly.c (remove_phi): New.
3586 (translate_scalar_reduction_to_array): Call remove_phi.
3588 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3591 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3592 * graphite-clast-to-gimple.h (gloog): Update declaration.
3593 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3594 * graphite-poly.h (struct poly_bb): Add missing comments.
3595 (struct scop): Add poly_scop_p field.
3597 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3598 * graphite.c (graphite_transform_loops): Build the polyhedral
3599 representation for each scop before code generation.
3600 * sese.c (rename_variables_in_operand): Removed.
3601 (rename_variables_in_expr): Return the renamed expression.
3602 (rename_sese_parameters): New.
3603 * sese.h (rename_sese_parameters): Declared.
3605 2010-02-11 Richard Guenther <rguenther@suse.de>
3607 PR tree-optimization/42998
3608 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3609 POINTER_PLUS_EXPR properly.
3611 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3612 Changpeng Fang <changpeng.fang@amd.com>
3615 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3616 the cost of an IV candidate when the IV is used in a test against zero.
3618 * gcc.dg/tree-ssa/ivopts-3.c: New.
3620 2010-02-11 Richard Guenther <rguenther@suse.de>
3623 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3624 pointer-vs-decl case by swapping refs. Handle some cases
3625 of pointer-vs-decl disambiguations more conservatively.
3626 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3627 to false after expanding.
3629 2010-02-11 Richard Guenther <rguenther@suse.de>
3632 * gcc.c (process_command): Handle LTO file@offset case more
3635 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3637 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3638 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3640 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3642 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3643 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3644 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3645 Optimize eq/ne comparisons when both arguments are known to be
3647 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3648 Don't mask operands unnecessarily if they are known to be already
3651 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3653 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3656 2010-02-10 Richard Guenther <rguenther@suse.de>
3658 PR tree-optimization/43017
3659 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3660 for wrapping signed arithmetic.
3662 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3665 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3666 if no debug info should be emitted for it.
3668 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3670 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3671 note when flag_exceptions is set.
3673 2010-02-10 Duncan Sands <baldrick@free.fr>
3675 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3677 2010-02-10 Richard Guenther <rguenther@suse.de>
3680 * tree.c (get_unwidened): Handle constants.
3681 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3683 2010-02-10 Martin Jambor <mjambor@suse.cz>
3686 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3687 check for variable argument counts independently.
3689 2010-02-10 Christian Bruel <christian.bruel@st.com>
3692 * config/sh/sh.c (find_barrier): Increase length for non delayed
3693 conditional branches.
3695 2010-02-10 Christian Bruel <christian.bruel@st.com>
3697 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3699 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3701 * builtins.c (set_builtin_user_assembler_name): Also handle
3702 ffs if int is smaller than word.
3704 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3707 * ira-conflicts.c (get_dup): Remove.
3708 (process_reg_shuffles): Add new parameter. Use it as an
3709 additional guard for copy generation.
3710 (add_insn_allocno_copies): Rewrite.
3712 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3714 * common.opt (fsched2-use-traces): Preserved for backward
3716 * doc/invoke.texi: Remove the documentation about option
3717 -fsched2-use-traces.
3718 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3719 flag_sched2_use_traces.
3720 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3721 the backward compatibility flag section.
3723 2010-02-09 Richard Guenther <rguenther@suse.de>
3725 PR tree-optimization/43008
3726 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3727 make HEAP variables initialized from global memory if they
3728 are not known builtin functions.
3729 (find_func_aliases): Adjust.
3731 2010-02-09 Richard Guenther <rguenther@suse.de>
3733 PR tree-optimization/43000
3734 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3735 arithmetic manually.
3737 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3739 PR tree-optimization/42931
3740 * tree-loop-linear.c (try_interchange_loops): Don't call
3741 double_int_mul if estimated_loop_iterations failed.
3743 2010-02-08 Martin Jambor <mjambor@suse.cz>
3746 * tree-sra.c (build_accesses_from_assign): Do not mark in
3747 should_scalarize_away_bitmap if stmt has volatile ops.
3748 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3751 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3753 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3755 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3757 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3760 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3763 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3765 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3768 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3769 to unknown_dependence.
3770 (graphite_legal_transform_dr): Handle the unknown_dependence.
3771 (graphite_carried_dependence_level_k): Same.
3773 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3775 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3777 2010-02-07 Richard Guenther <rguenther@suse.de>
3780 * expr.c (get_inner_reference): Always initialize *pbitsize.
3782 2010-02-07 Richard Guenther <rguenther@suse.de>
3785 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3786 new ARRAY_REFs on variable size element or minimal index arrays.
3788 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3789 gimple_fold_indirect_ref.
3791 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3794 * arm.c (arm_override_options): Just return if the user has specified
3795 an invalid fpu name.
3797 2010-02-03 Jason Merrill <jason@redhat.com>
3800 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3801 i386_pe_maybe_record_exported_symbol.
3803 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3806 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3807 (pa_delegitimize_address): New function.
3809 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3811 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3812 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3814 2010-02-05 Richard Guenther <rguenther@suse.de>
3817 * lto-streamer-in.c (get_resolution): Deal with references
3818 to undefined functions.
3820 2010-02-05 Richard Guenther <rguenther@suse.de>
3822 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3823 (fold_const_aggregate_ref): Likewise.
3824 (ccp_fold_stmt): Substitute loads.
3825 (maybe_fold_reference): Verify types before substituting.
3827 (fold_gimple_assign): Unshare properly.
3828 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
3830 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
3832 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
3833 for rs6000_gen_cell_microcode.
3835 2010-02-04 Richard Guenther <rguenther@suse.de>
3837 PR rtl-optimization/42952
3838 * dse.c (const_or_frame_p): Remove MEM handling.
3840 2010-02-04 Nick Clifton <nickc@redhat.com>
3842 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3843 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
3844 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
3845 (mn10300_asm_output_mi_thunk): New function.
3846 (mn10300_can_output_mu_thunk): New function.
3847 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
3848 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
3849 (FUNCTION_ARG): Delete incorrect comment.
3851 2010-02-03 Jason Merrill <jason@redhat.com>
3854 * fold-const.c (operand_equal_p): Handle erroneous types.
3856 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3858 * config/h8300/h8300.md (can_delay): Fix attibute condition.
3860 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
3862 PR rtl-optimization/42941
3863 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
3866 2010-02-03 Jason Merrill <jason@redhat.com>
3869 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
3871 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
3874 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
3875 (cselib_reset_table): Renamed from...
3876 (cselib_reset_table_with_next_value): ... this.
3877 (cselib_get_next_uid): Renamed from...
3878 (cselib_get_next_unknown_value): ... this.
3879 * cselib.c (next_uid): Renamed from...
3880 (next_unknown_value): ... this.
3881 (cselib_clear_table): Adjust.
3882 (cselib_reset_table): Adjust. Renamed from...
3883 (cselib_reset_table_with_next_value): ... this.
3884 (cselib_get_next_uid): Adjust. Renamed from...
3885 (cselib_get_next_unknown_value): ... this.
3886 (get_value_hash): Use hash.
3887 (cselib_hash_rtx): Likewise.
3888 (new_cselib_val): Adjust. Set and dump uid.
3889 (cselib_lookup_mem): Pass next_uid as hash.
3890 (cselib_subst_to_values): Likewise.
3891 (cselib_log_lookup): Dump uid.
3892 (cselib_lookup): Pass next_uid as hash. Adjust.
3893 (cselib_process_insn): Adjust.
3894 (cselib_init): Initialize next_uid.
3895 (cselib_finish): Adjust.
3896 (dump_cselib_table): Likewise.
3897 * dse.c (canon_address): Dump value uid.
3898 * print-rtl.c (print_rtx): Print value uid.
3899 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
3901 (dv_uid): New function, sort of renamed from...
3902 (dv_htab_hash): ... this, reimplemented in terms of it and...
3903 (dv_uid2hash): ... this. New.
3904 (variable_htab_eq): Drop excess assertions.
3905 (tie_break_pointers): Removed.
3906 (canon_value_cmp): Compare uids.
3907 (variable_post_merge_New_vals): Print uids.
3908 (vt_add_function_parameters): Adjust.
3909 (vt_initialize): Reset table. Adjust.
3911 2010-02-03 Richard Guenther <rguenther@suse.de>
3913 PR tree-optimization/42944
3914 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
3915 (call_may_clobber_ref_p_1): Likewise. Properly handle
3916 malloc and calloc clobbering errno.
3918 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
3920 * doc/invoke.texi: Fix name of sched1 dump.
3922 * opts.c (decode_options): Set flag_tree_switch_conversion
3923 only conditionally on optimize >= 2.
3925 * gcse.c: Assorted comment fixes in pass description.
3927 2010-02-03 Anthony Green <green@moxielogic.com>
3929 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
3930 nop padding in order to maintain alignment of storage location of
3931 target function address.
3932 (moxie_trampoline_init): Store target function address at newly
3934 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
3936 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
3938 2010-02-03 Richard Guenther <rguenther@suse.de>
3941 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
3943 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3945 * config.gcc: Reenable check for obsolete targets.
3946 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
3947 mips-sgi-irix6.[0-4]*.
3949 2010-02-02 Nick Clifton <nickc@redhat.com>
3951 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
3952 constant size of 4 as being the same as 0.
3953 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
3954 can take values in the range 0..4.
3956 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
3959 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
3960 as _darwin10_Unwind_FindEnclosingFunction().
3961 * libgcc-libsystem.ver: New.
3963 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
3966 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
3967 implicitly set registers.
3969 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
3971 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
3972 (arm_override_options): Allow automatic selection of the thread
3973 pointer register if thumb2.
3974 (legitimize_pic_address): Improve code sequences for Thumb2.
3975 (arm_call_tls_get_addr): Likewise.
3976 (legitimize_tls_address): Likewise.
3977 * arm.md (pic_load_addr_arm): Delete. Replace with ...
3978 (pic_load_addr_32bit): ... this. New named pattern.
3979 * thumb2.md (pic_load_addr_thumb2): Delete.
3980 (pic_load_dot_plus_four): Delete.
3981 (tls_load_dot_plus_four): New named pattern.
3983 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3986 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
3987 Document fix for TLS bug.
3989 2010-01-31 Richard Guenther <rguenther@suse.de>
3991 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
3992 conservatively correct.
3994 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3998 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4000 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4002 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4004 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4006 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4008 * config.gcc: Adjust order of makefile fragments for mingw targets.
4010 2010-01-31 Richard Guenther <rguenther@suse.de>
4013 * gimplify.c (gimplify_init_constructor): For volatile LHS
4014 initialize a temporary.
4016 2010-01-31 Matthias Klose <doko@ubuntu.com>
4018 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4020 * configure: Regenerate.
4022 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4024 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4025 the same alias set and their sizes different constantness.
4026 (aliasing_component_refs_p): Revert 2009-10-24 change.
4028 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4030 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4033 2010-01-29 Richard Guenther <rguenther@suse.de>
4035 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4036 Assert we successfully updated the call.
4038 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4040 PR rtl-optimization/42889
4041 * df.h (df_set_bb_dirty_nonlr): New prototype.
4042 * df-core.c (df_set_bb_dirty_nonlr): New function.
4043 * df-scan.c (df_insn_rescan): Call it instead of
4044 df_set_bb_dirty for DEBUG_INSNs.
4046 2010-01-29 Richard Guenther <rguenther@suse.de>
4049 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4050 quadratic behavior in most cases.
4052 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4055 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4056 in the call to gen_x86_movsicc_0_m1.
4058 2010-01-28 Richard Guenther <rguenther@suse.de>
4060 PR tree-optimization/42871
4061 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4063 2010-01-28 Richard Guenther <rguenther@suse.de>