1 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
5 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
7 2010-04-12 Steve Ellcey <sje@cup.hp.com>
9 * function.c (assign_parms_initialize_all): Add unused attribute
12 2010-04-12 Richard Guenther <rguenther@suse.de>
14 * gsstruct.def (GSS_CALL): New.
15 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
16 * gimple.h: Include tree-ssa-alias.h.
17 (struct gimple_statement_call): New.
18 (union gimple_statement_struct_d): Add gimple_call member.
19 (gimple_call_reset_alias_info): Declare.
20 (gimple_call_use_set): New function.
21 (gimple_call_clobber_set): Likewise.
22 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
23 * gimple.c (gimple_call_reset_alias_info): New function.
24 (gimple_build_call_1): Call it.
25 * lto-streamer-in.c (input_gimple_stmt): Likewise.
26 * tree-inline.c (remap_gimple_stmt): Likewise.
27 (expand_call_inline): Remove callused handling.
28 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
29 * tree-dfa.c (dump_variable): Likewise.
30 * tree-parloops.c (parallelize_loops): Likewise.
31 * tree-ssa.c (init_tree_ssa): Likewise.
32 (delete_tree_ssa): Likewise.
33 * tree-flow-inline.h (is_call_used): Remove.
34 * tree-flow.h (struct gimple_df): Remove callused member.
35 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
36 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
37 (ref_maybe_used_by_call_p_1): Simplify.
38 (call_may_clobber_ref_p_1): Likewise.
39 * tree-ssa-structalias.c (compute_points_to_sets): Set
40 the call stmt used and clobbered sets.
41 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
42 (find_tail_calls): Verify the tail call.
44 2010-04-12 Richard Guenther <rguenther@suse.de>
46 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
47 single-iteration always-inline inlining.
48 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
49 (cgraph_decide_inlining): Do not handle always-inline
51 (try_inline): Remove always-inline cycle detection special case.
52 Do not recurse on always-inlines.
53 (cgraph_early_inlining): Do not iterate if not optimizing.
54 (cgraph_gate_early_inlining): remove.
55 (pass_early_inline): Run unconditionally.
56 (gate_cgraph_decide_inlining): New function.
57 (pass_ipa_inline): Use it. Do not run the IPA inliner if
58 not inlining or optimizing.
59 (cgraph_decide_inlining_of_small_functions): Also consider
60 always-inline functions.
61 (cgraph_default_inline_p): Return true for nodes which should
62 disregard inline limits.
63 (estimate_function_body_sizes): Assume zero size and time for
64 nodes which are marked as disregarding inline limits.
65 (cgraph_decide_recursive_inlining): Do not perform recursive
66 inlining on always-inline nodes.
68 2010-04-12 Jakub Jelinek <jakub@redhat.com>
71 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
72 for exprs satisfying handled_component_p.
74 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
76 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
77 non-constant aggregate elements.
79 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
80 is a real initialization.
82 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
85 * c-decl.c (start_function): Move forward check for nested function.
87 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
89 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
90 * config/sh/sh.c: Include reload.h.
91 (sh_legitimize_reload_address): New.
92 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
93 sh_legitimize_reload_address.
95 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
97 * config/sh/sh.md (*movqi_pop): New insn pattern.
98 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
100 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
102 * config/i386/i386.md (any_shiftrt): New code iterator.
103 (shiftrt_insn): New code attribute.
105 (<shiftrt_insn><mode>3): Macroize expander from ashr<mode>3 and
106 lshr<mode>3 using any_shiftrt code iterator.
107 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
108 *ashr<mode>3_doubleword and *lshr<mode>3_doubleword using
109 any_shiftrt code iterator.
110 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
111 pattern from corresponding peephole2 patterns.
112 (*<shiftrt_insn><mode>3_1): Macroize insn from *ashr<mode>3_1
113 and *lshr<mode>3_1 using any_shiftrt code iterator.
114 (*<shiftrt_insn>si3_1_zext): Ditto from *ashrsi3_1_zext
116 (*<shiftrt_insn>qi3_1_slp): Ditto from *ashrqi3_1_slp
118 (*<shiftrt_insn><mode>3_cmp): Ditto from *ashr<mode>3_cmp
119 and *lshr<mode>3_cmp.
120 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from *ashr<mode>3_cmp_zext
121 and *lshr<mode>3_cmp_zext.
122 (*<shiftrt_insn><mode>3_cconly): Ditto from *ashr<mode>3_cconly
123 and *lshr<mode>3_cconly.
125 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
127 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
129 (*lshr<mode>3_cconly): Ditto.
131 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
133 * config/i386/i386.md (lshr<mode>3): Macroize expander from
134 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
135 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
136 pattern from *lshr{di,ti}3_1 and corresponding splitters using
138 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
139 from corresponding peephole2 patterns.
140 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
141 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
142 and *lshrdi3_cmp_rex64 using SWI mode iterator.
143 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
144 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
145 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
146 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
147 and *lshrdi3_cmp_rex64 using SWI mode iterator.
148 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
149 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
150 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
151 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
154 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
156 * config/i386/i386.md (ashr<mode>3): Macroize expander from
157 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
158 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
159 pattern from *ashr{di,ti}3_1 and corresponding splitters using
161 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
162 from corresponding peephole2 patterns.
163 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
164 (ashrsi3_cvt): Rename from ashrsi3_31.
165 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
166 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
167 and x86_64_shift_adj_3 using SWI48 mode iterator.
168 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
169 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
170 and *ashrdi3_cmp_rex64 using SWI mode iterator.
171 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
172 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
173 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
174 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
175 and *ashrdi3_cmp_rex64 using SWI mode iterator.
176 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
177 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
178 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
179 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
181 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
182 * config/i386/i386.c (ix86_split_ashr): Update for renamed
183 x86_shift<mode>_adj_3 expanders.
185 2010-04-10 Wei Guozhi <carrot@google.com>
188 * config/arm/arm.c (arm_pic_static_addr): New function.
189 (legitimize_pic_address): Call arm_pic_static_addr when it detects
191 (arm_output_addr_const_extra): Output expression for new pattern.
192 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
194 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
196 * ira-costs.c (record_reg_classes): Ignore alternatives that are
199 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
200 * web.c: Include "insn-config.h" and "recog.h".
201 (union_match_dups): New function.
203 (union_defs): Don't try to recognize match_dups.
205 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
206 if doing so would replace the entire pattern.
208 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
212 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
213 and splitter pattern. Change splitter operand 1 predicate to
216 2010-04-09 Martin Jambor <mjambor@suse.cz>
218 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
219 lattices are addresses of CONST_DECLs with the same initial value.
220 (ipcp_print_all_lattices): Print values of CONST_DECLs.
221 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
223 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
224 Bernd Schmidt <bernd.schmidt@codesourcery.com>
226 * loop-invariant.c (replace_uses): New static function.
227 (move_invariant_reg): Use it to ensure we can replace the uses.
229 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
231 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
233 (picochip_override_options): Enable section anchors only above -O1.
234 (picochip_reorg): Fixed a couple of build warnings.
236 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
238 * configure.ac (plugin -rdynamic test): Log result.
239 * configure: Regenerate.
240 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
241 (RDYNAMIC_SPEC): Define.
242 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
244 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
246 * configure.ac: Determine Sun ld version numbers.
247 (comdat_group): Restrict GNU ld version checks to gld.
248 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
249 (enable_comdat): Support --enable-comdat.
250 * configure: Regenerate.
251 * doc/install.texi (Configuration): Document --enable-comdat.
253 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
255 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
256 * config/sol2-gld.h: ... here.
257 * config.gcc (sparc*-*-solaris2*): Reflect this.
258 (i[34567]86-*-solaris2*): Use it.
260 2010-04-09 Steve Ellcey <sje@cup.hp.com>
262 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
264 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
266 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
269 * diagnostic.c (diagnostic_initialize): Initialize
270 some_warnings_are_errors.
271 (diagnostic_finish): New.
272 (diagnostic_action_after_output): Call it before exiting.
273 (diagnostic_report_diagnostic): Do not print message here. Set
274 some_warnings_are_errors.
275 * diagnostic.h (diagnostic_context): Delete
276 issue_warnings_are_errors_message. Add some_warnings_are_errors.
277 (diagnostic_finish): Declare.
278 * toplev.c (toplev_main): Call it before exit.
280 2010-04-09 Jason Merrill <jason@redhat.com>
283 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
287 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
288 based on a warning flag.
290 2010-04-09 Richard Guenther <rguenther@suse.de>
292 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
294 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
297 * varasm.c (default_assemble_visibility): Wrap vars that are
298 set, but unused, by targets without GAS.
299 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
300 Remove set, but unused, vars.
301 (rs6000_legitimize_tls_address): Likewise.
302 (altivec_expand_dst_builtin): Likewise.
303 * config/darwin.c (machopic_classify_symbol): Likewise.
304 (machopic_indirection_name): Likewise.
306 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
308 * config/i386/i386.md (DWI): New mode iterator.
309 (S): New mode attribute.
310 (shift_operand): Ditto.
311 (shift_immediate_operand): Ditto.
312 (ashl_input_operand): Ditto.
313 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
314 using SDWIM mode iterator.
315 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
316 pattern from *ashl{di,ti}3_1 and corresponding splitters using
318 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
319 from corresponding peephole2 patterns.
320 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
321 and x86_64_shift_adj_1 using SWI48 mode iterator.
322 (x86_shift<mode>_adj_2): Ditto.
323 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
324 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
325 using SWI48 mode iterator.
326 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
327 *ashldi3_cmp_rex64 using SWI mode iterator.
328 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
329 *ashldi3_cconly_rex64 using SWI mode iterator.
330 * config/i386/i386.c (ix86_split_ashl): Update for renamed
331 x86_shift<mode>_adj_{1,2}.
332 (ix86_split_ashr): Ditto.
333 (ix86_split_lshr): Ditto.
335 2010-04-09 Richard Guenther <rguenther@suse.de>
337 * target.h (builtin_conversion): Pass in input and output types.
338 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
339 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
340 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
341 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
343 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
345 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
347 2010-04-09 Richard Guenther <rguenther@suse.de>
350 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
352 2010-04-09 Richard Guenther <rguenther@suse.de>
354 * tree-vectorizer.h (struct _stmt_vec_info): Document
355 that vectype is the type of the LHS.
356 (supportable_widening_operation, supportable_narrowing_operation):
357 Get both input and output vector types as arguments.
358 (vect_is_simple_use_1): Declare.
359 (get_same_sized_vectype): Likewise.
360 * tree-vect-loop.c (vect_determine_vectorization_factor):
361 Set STMT_VINFO_VECTYPE to the vector type of the def.
362 (vectorizable_reduction): Adjust.
363 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
364 Adjust. Specify the output vector type.
365 (vect_pattern_recog_1): Adjust.
366 * tree-vect-stmts.c (get_same_sized_vectype): New function.
367 (vectorizable_call): Adjust.
368 (vectorizable_conversion): Likewise.
369 (vectorizable_operation): Likewise.
370 (vectorizable_type_demotion): Likewise.
371 (vectorizable_type_promotion): Likewise.
372 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
374 (vect_is_simple_use_1): New function.
375 (supportable_widening_operation): Get both input and output
377 (supportable_narrowing_operation): Likewise.
378 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
380 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
382 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
383 __thiscall and _thiscall as predefined macros.
384 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
385 thiscall attribute handling.
386 (ix86_comp_type_attributes): Likewise.
387 (ix86_function_regparm): Likewise.
388 (ix86_return_pops_args): Likewise.
389 (init_cumulative_args): Likewise.
390 (find_drap_reg): Likewise.
391 (ix86_static_chain): Likewise.
392 (x86_this_parameter): Likewise.
393 (x86_output_mi_thunk): Likewise.
394 (ix86_attribute_table): Add description for thiscall attribute.
395 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
396 * doc/extend.texi: Add documentation for thiscall.
398 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
401 * c.opt (Wint-to-pointer-cast): Available in C++.
402 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
404 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
406 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
407 * calls.c (expand_call): Pass the function type to aggregate_value_p.
408 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
409 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
410 function type instead. Reorder and simplify checks.
412 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
414 2010-04-08 Jing Yu <jingyu@google.com>
415 Zdenek Dvorak <ook@ucw.cz>
417 PR tree-optimization/42720
418 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
419 loop unswitch conditions here from ...
420 (tree_unswitch_single_loop): ... here.
422 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
424 * tree-if-conv.c: Fix comments and simplify logic.
426 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
428 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
429 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
430 (main_tree_if_conversion): Update call to tree_if_conversion.
432 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
435 * doc/invoke.texi (-b,-V): Delete.
436 * doc/tm.texi: Do not mention -b.
437 * gcc.c (display_help): Delete -b and -V.
438 (process_command): Delete -b and -V.
439 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
441 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
442 Wolfgang Gellerich <gellerich@de.ibm.com>
444 Implement target hook for loop unrolling
445 * target.h (loop_unroll_adjust): Add a new target hook function.
446 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
447 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
448 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
449 (s390_loop_unroll_adjust): Implement the new target hook for s390.
450 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
452 (decide_unroll_stupid): Likewise.
454 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
457 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
459 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
461 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
462 (Specific, *-*-solaris2*): Likewise.
463 Don't prefer Sun as over GNU as.
465 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
467 * config/s390/s390.c (override_options): Adjust the z10
468 defaults for max-unroll-times, max-completely-peeled-insns
469 and max-completely-peel-times.
471 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
473 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
474 instructions for z10.
475 (s390_expand_setmem): Likewise.
476 (s390_expand_cmpmem): Likewise.
478 2010-04-08 Richard Guenther <rguenther@suse.de>
480 PR tree-optimization/43679
481 * tree-ssa-pre.c (eliminate): Only propagate copies.
483 2010-04-08 Jakub Jelinek <jakub@redhat.com>
486 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
487 set but not used variable warning.
489 2010-04-08 Wei Guozhi <carrot@google.com>
492 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
493 (arm_size_rtx_costs): Call the new function when optimized for size.
495 2010-04-08 Jakub Jelinek <jakub@redhat.com>
498 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
499 op0 is not a MEM, just return NULL instead of assertion
501 (discover_nonconstant_array_refs): Don't walk debug stmts.
503 2010-04-08 Doug Kwan <dougkwan@google.com>
505 * configure.ac: Recognize gold and do not use its version number
507 * configure: Regenerate.
509 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
512 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
513 (negate_value): Move code to push elements to broken_up_substracts ...
514 (eliminate_plus_minus_pair): ... here. Push operands that have no
515 negative pair to plus_negates.
516 (repropagate_negates, init_reassoc, fini_reassoc): Update.
518 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
520 * doc/install.texi (Configuration): Move description of
521 --enable-lto, --with-libelf*, --enable-gold from Java section to
524 * doc/generic.texi (Working with declarations)
525 (Function Properties, C and C++ Trees): Fix typos.
526 * doc/sourcebuild.texi (Top Level): Likewise.
528 2010-04-07 Jakub Jelinek <jakub@redhat.com>
531 * tree.h (DECL_READ_P): Define.
532 (struct tree_decl_common): Add decl_read_flag.
533 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
534 a set but not used warning.
535 (merge_decls): Merge DECL_READ_P flag.
536 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
537 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
538 * c-common.c (handle_used_attribute, handle_unused_attribute):
540 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
542 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
544 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
545 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
546 c_parser_binary_expression, c_parser_cast_expression,
547 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
548 Call default_function_array_read_conversion instead of
549 default_function_array_conversion where needed.
550 (c_parser_unary_expression, c_parser_conditional_expression,
551 c_parser_postfix_expression_after_primary, c_parser_initelt):
552 Likewise. Call mark_exp_read where needed.
553 (c_parser_statement_after_labels, c_parser_asm_operands,
554 c_parser_typeof_specifier, c_parser_sizeof_expression,
555 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
557 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
559 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
560 (warn_unused_but_set_parameter): Default to warn_unused
562 * doc/invoke.texi: Document -Wunused-but-set-variable and
563 -Wunused-but-set-parameter.
565 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
567 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
568 when operandN variables aren't used in the body of the expander
570 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
571 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
572 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
573 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
574 FOR_EACH_IMM_USE_ON_STMT): Likewise.
575 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
576 * tree.c (PROCESS_ARG): Likewise.
578 2010-04-07 Simon Baldwin <simonb@google.com>
580 * diagnostic.h (diagnostic_override_option_index): New macro to
581 set a diagnostic's option_index.
582 * c-tree.h (c_cpp_error): Add warning reason argument.
583 * opts.c (_warning_as_error_callback): New.
584 (register_warning_as_error_callback): Store callback for
585 warnings enabled via enable_warning_as_error.
586 (enable_warning_as_error): Call callback, minor code tidy.
587 * opts.h (register_warning_as_error_callback): Declare.
588 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
589 response to -Werror=.
590 (c_common_init_options): Register warning_as_error_callback in opts.c.
591 * common.opt: Add -Wno-cpp option.
592 * c-common.c (struct reason_option_codes_t): Map cpp warning
593 reason codes to gcc option indexes.
594 * (c_option_controlling_cpp_error): New function, lookup the gcc
595 option index for a cpp warning reason code.
596 * (c_cpp_error): Add warning reason argument, call
597 c_option_controlling_cpp_error for diagnostic_override_option_index.
598 * doc/invoke.texi: Document -Wno-cpp.
600 2010-04-07 Richard Guenther <rguenther@suse.de>
602 * ipa-reference.c (mark_load): Use get_base_address.
603 (mark_store): Likewise.
605 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
606 inserting GIMPLE_NOPs into the IL.
607 * tree-ssa-structalias.c (get_constraint_for_component_ref):
608 Explicitly strip handled components and indirect references.
610 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
611 folding address expressions.
612 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
613 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
614 operand_equal_p to compare decls.
615 (ptr_deref_may_alias_decl_p): Likewise.
616 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
617 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
618 Handle reversed comparison ops.
619 * tree-sra.c (asm_visit_addr): Use get_base_address.
620 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
621 * ipa-reference.c (mark_address): Use get_base_address.
623 2010-04-07 Richard Guenther <rguenther@suse.de>
625 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
626 Propagate constants everywhere.
628 2010-04-07 Jakub Jelinek <jakub@redhat.com>
631 * tree.c (MAX_INT_CACHED_PREC): Define.
632 (nonstandard_integer_type_cache): New array.
633 (build_nonstandard_integer_type): Cache results for precision
634 <= MAX_INT_CACHED_PREC.
636 2010-04-07 Richard Guenther <rguenther@suse.de>
638 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
639 -fargument-noalias-global, -fargument-noalias-anything): Remove.
640 * common.opt: Likewise.
641 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
642 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
643 (nonoverlapping_memrefs_p): Likewise.
644 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
645 * opts.c (common_handle_option): Handle OPT_fargument_alias,
646 OPT_fargument_noalias, OPT_fargument_noalias_anything and
647 OPT_fargument_noalias_global for backward compatibility.
649 2010-04-07 Richard Guenther <rguenther@suse.de>
651 PR tree-optimization/43270
652 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
653 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
654 * tree-ssa-pre.c (phi_translate_1): Adjust.
655 (fully_constant_expression): Split out vn_reference handling to ...
656 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
657 Fold reads from constant strings.
658 (vn_reference_lookup): Handle fully constant references.
659 (vn_reference_lookup_pieces): Likewise.
660 * Makefile.in (expmed.o-warn): Add -Wno-error.
662 2010-04-07 Martin Jambor <mjambor@suse.cz>
664 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
666 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
669 * gcc.c: Add -static-libstdc++ to list of recognized options.
671 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
673 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
675 2010-04-07 Richard Guenther <rguenther@suse.de>
678 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
679 bases build simple mem attributes to retain points-to information.
681 2010-04-07 Richard Guenther <rguenther@suse.de>
684 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
685 preserve points-to related information.
687 2010-04-07 Richard Guenther <rguenther@suse.de>
690 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
691 discard plain indirect references.
692 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
693 * tree.c (tree_nop_conversion): Likewise.
695 2010-04-07 Dodji Seketeli <dodji@redhat.com>
698 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
700 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
702 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
703 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
705 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
707 * tree-if-conv.c: Fix indentation and comments.
709 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
711 * tree-if-conv.c: Sort static functions in topological order.
713 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
715 * tree-if-conv.c: Fix indentation and comments.
717 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
720 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
721 lang_hooks.types.type_for_size instead of
722 build_nonstandard_integer_type.
723 When converting an unsigned type to signed, double its precision.
724 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
725 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
726 (graphite_create_new_loop_guard): When ub + 1 wraps around,
729 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
732 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
733 POINTER_PLUS_EXPR for pointer types.
735 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
738 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
739 * graphite-clast-to-gimple.c: Include langhooks.h.
740 (max_signed_precision_type): New.
741 (max_precision_type): Takes two types as arguments.
742 (precision_for_value): New.
743 (precision_for_interval): New.
744 (gcc_type_for_interval): New.
745 (gcc_type_for_value): New.
746 (gcc_type_for_clast_term): New.
747 (gcc_type_for_clast_red): New.
748 (gcc_type_for_clast_bin): New.
749 (gcc_type_for_clast_expr): Split up into several functions.
750 (gcc_type_for_clast_eq): Rewritten.
751 (compute_bounds_for_level): New.
752 (compute_type_for_level_1): New.
753 (compute_type_for_level): New.
754 (gcc_type_for_cloog_iv): Removed.
755 (gcc_type_for_iv_of_clast_loop): Rewritten.
756 (graphite_create_new_loop): Compute the lower and upper bound types
757 with gcc_type_for_clast_expr.
758 (graphite_create_new_loop_guard): Same.
759 (find_cloog_iv_in_expr): Removed.
760 (compute_cloog_iv_types_1): Removed.
761 (compute_cloog_iv_types): Removed.
762 (gloog): Do not call compute_cloog_iv_types.
763 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
765 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
766 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
767 (GBB_CLOOG_IV_TYPES): Removed.
769 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
771 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
772 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
773 (detect_commutative_reduction): Same.
775 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
777 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
778 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
780 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
781 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
782 (rewrite_commutative_reductions_out_of_ssa): Same.
783 * passes.c (execute_function_todo): Call verify_ssa for every pass
784 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
785 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
786 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
787 with an extra argument.
788 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
789 verify_ssa only when the extra argument is true.
790 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
791 with an extra argument.
792 (tree_transform_and_unroll_loop): Same.
794 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
796 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
797 for all the passes of the LNO having LOOP_CLOSED_SSA.
798 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
799 * tree-loop-distribution.c (pass_loop_distribution): Same.
800 * tree-pass.h (TODO_verify_loops): Removed.
801 * tree-ssa-loop.c (pass_tree_loop_init): Same.
803 (pass_tree_unswitch): Same.
804 (pass_predcom): Same.
805 (pass_vectorize): Same.
806 (pass_linear_transform): Same.
807 (pass_graphite_transforms): Same.
808 (pass_iv_canon): Same.
809 (pass_complete_unroll): Same.
810 (pass_complete_unrolli): Same.
811 (pass_parallelize_loops): Same.
812 (pass_loop_prefetch): Same.
813 (pass_iv_optimize): Same.
815 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
818 * passes.c (init_optimization_passes): Move pass_lim before
819 pass_copy_prop and pass_dce_loop.
821 2010-04-06 Jakub Jelinek <jakub@redhat.com>
824 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
825 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
826 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
827 MULTI_* defines for 4 argument vpermil2p* builtins.
829 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
831 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
832 * config/i386/i386.c (x86_maybe_negate_const_int): New.
833 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
834 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
835 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
836 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
837 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
838 Use x86_maybe_negate_const_int to output insn mnemonic.
839 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
840 check from instruction predicate. Update comments.
841 * config/i386/sync.md (sync_add<mode>): Use
842 x86_maybe_negate_const_int to output insn mnemonic.
844 2010-04-06 Jan Hubicka <jh@suse.cz>
846 PR tree-optimization/42906
847 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
848 IGNORE_SELF argument. Set visited_control_parents for fully
850 (find_obviously_necessary_stmts): Update call of
851 mark_control_dependent_edges_necessary.
852 (propagate_necessity): Likewise. Handle PHI edges more curefully.
854 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
856 * config/i386/i386.md: Remove comment about 'e' and 'E'
859 2010-04-06 Richard Guenther <rguenther@suse.de>
861 PR tree-optimization/43627
862 * tree-vrp.c (extract_range_from_unary_expr): Widenings
863 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
866 2010-04-06 Jakub Jelinek <jakub@redhat.com>
868 * BASE-VER: Change to 4.6.0.
871 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
874 2010-04-06 Richard Guenther <rguenther@suse.de>
877 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
879 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
881 * doc/invoke.texi (Optimize Options): Document that LTO
882 won't remove object access purely due to incompatible
885 2010-04-04 Matthias Klose <doko@ubuntu.com>
887 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
890 2010-04-03 Richard Guenther <rguenther@suse.de>
893 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
894 require a non-NULL MEM_OFFSET.
896 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
898 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
899 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
900 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
901 config/alpha/predicates.md, config/arm/arm.md,
902 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
903 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
904 config/darwin9.h, config/darwin.c, config/darwin.h,
905 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
906 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
907 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
908 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
909 config/mips/mips.md, config/mn10300/mn10300.c,
910 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
911 config/rs6000/aix.h, config/rs6000/dfp.md,
912 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
913 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
914 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
915 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
916 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
917 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
918 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
919 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
920 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
921 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
922 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
923 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
924 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
925 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
926 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
927 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
928 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
929 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
930 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
931 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
932 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
933 opt-functions.awk, opth-gen.awk, params.def, passes.c,
934 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
935 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
936 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
937 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
938 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
939 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
940 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
941 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
942 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
943 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
944 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
945 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
946 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
947 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
949 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
952 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
953 * aclocal.m4: Regenerate.
955 2010-04-02 Richard Guenther <rguenther@suse.de>
957 PR tree-optimization/43629
958 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
959 if we have seen a constant value.
961 2010-04-02 Joseph Myers <joseph@codesourcery.com>
963 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
965 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
968 * arm.c (legitimize_tls_address): Adjust call to
969 gen_tls_load_dot_plus_four.
970 (arm_note_pic_base): New function.
971 (arm_cannot_copy_insn_p): Use it.
972 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
975 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
980 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
982 * Makefile.in ($(out_object_file)): Depend on
983 gt-$(basename $(notdir $(out_file))).h.
985 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
987 * config.gcc (lm32-*-rtems*): Add t-lm32.
989 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
991 * config.gcc: Add lm32-*-rtems*.
992 * config/lm32/rtems.h: New file.
994 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
997 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
999 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1001 * dwarf2out.c (output_compilation_unit_header): For
1002 -gdwarf-4 use version 4 instead of version 3.
1003 (output_line_info): For version 4 and above emit additional
1004 maximum ops per insn header field.
1005 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1007 * dwarf2out.c (is_c_family, is_java): Remove.
1008 (lower_bound_default): New function.
1009 (add_bound_info, gen_descr_array_type_die): Use it.
1011 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1014 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1015 re-declaration when it happens in a function.
1017 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1019 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1020 (cgraph_remove_function_insertion_hook): Same.
1021 (cgraph_call_function_insertion_hooks): Same.
1023 2010-04-01 Richard Guenther <rguenther@suse.de>
1026 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1027 and TREE_THIS_VOLATILE.
1028 (copy_ref_info): Likewise.
1029 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1030 * tree.c (build6_stat): Ignore side-effects of all but arg5
1031 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1034 2010-04-01 Richard Guenther <rguenther@suse.de>
1036 PR tree-optimization/43607
1037 * ipa-type-escape.c (check_call): Do not access non-existing
1040 2010-04-01 Richard Guenther <rguenther@suse.de>
1044 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1045 Jack Howarth <howarth@bromo.med.uc.edu>
1047 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1050 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1052 * doc/install.texi (Prerequisites): Document libelf usability on
1053 IRIX 5/6 and Solaris 2.
1054 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1055 Update GNU as, GNU ld requirements.
1056 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1057 Document Sun Studio compiler download.
1058 Update and simplify as, ld recommendations.
1059 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1061 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1063 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1064 with_tune_32 to pentium4.
1066 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1068 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1070 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1072 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1073 obsoletion, removal.
1075 Document GNU as requirement.
1076 Update configure requirements.
1077 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1078 Recomment IRIX 6.5.18+.
1079 Document IDF/IDL requirement.
1080 Document GNU as requirement.
1081 Document GNU ld bootstrap failure.
1082 Remove freeware.sgi.com reference.
1084 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1086 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1087 UNIX V4.0, V5.0 obsoletion, removal.
1088 Remove --with-gc=simple reference.
1089 Update VM requirements during bootstrap.
1090 Remove -oldas bootstrap description.
1091 Update binutils reference.
1092 Remove comparison failure note.
1094 2010-03-31 Richard Guenther <rguenther@suse.de>
1095 Zdenek Dvorak <ook@ucw.cz>
1096 Sebastian Pop <sebastian.pop@amd.com>
1099 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1100 with multiple arguments.
1101 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1103 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1105 * graphite-dependences.c (print_pddr): Call print_pdr with an
1107 * graphite-poly.c (debug_pdr): Add an extra argument for the
1110 (print_pbb_domain): Same.
1112 (print_scop_context): Same.
1114 (print_cloog): Same.
1115 (debug_pbb_domain): Same.
1119 (debug_scop_context): Same.
1121 (debug_cloog): Same.
1122 (print_scop_params): Same.
1123 (debug_scop_params): Same.
1124 (print_iteration_domain): Same.
1125 (print_iteration_domains): Same.
1126 (debug_iteration_domain): Same.
1127 (debug_iteration_domains): Same.
1128 (print_scattering_function): Same.
1129 (print_scattering_functions): Same.
1130 (debug_scattering_function): Same.
1131 (debug_scattering_functions): Same.
1132 * graphite-poly.h (debug_pdr): Update declaration.
1134 (print_pbb_domain): Same.
1136 (print_scop_context): Same.
1138 (print_cloog): Same.
1139 (debug_pbb_domain): Same.
1143 (debug_scop_context): Same.
1145 (debug_cloog): Same.
1146 (print_scop_params): Same.
1147 (debug_scop_params): Same.
1148 (print_iteration_domain): Same.
1149 (print_iteration_domains): Same.
1150 (debug_iteration_domain): Same.
1151 (debug_iteration_domains): Same.
1152 (print_scattering_function): Same.
1153 (print_scattering_functions): Same.
1154 (debug_scattering_function): Same.
1155 (debug_scattering_functions): Same.
1157 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1159 * graphite-poly.c (print_scattering_function_1): New.
1160 (print_scattering_function): Call it.
1161 (print_scop_params): Remove spaces at the end of lines.
1164 * graphite-poly.h (print_cloog): Declared.
1165 (debug_cloog): Declared.
1167 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1169 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1171 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1172 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1173 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1174 to switch between adding the IV bump in loop->latch or in loop->header.
1176 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1178 * graphite-poly.c (print_scattering_function): Pretty print following
1181 (print_pbb_domain): Same.
1182 (dump_gbb_cases): Same.
1183 (dump_gbb_conditions): Same.
1186 (print_scop_params): Same.
1187 (print_scop_context): Same.
1189 (print_pbb_body): New.
1190 (lst_indent_to): New.
1191 (print_lst): Start new lines with a #.
1192 * graphite-poly.h (pbb_bb): New.
1193 (pbb_index): Use pbb_bb.
1194 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1196 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1198 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1200 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1201 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1202 and 0 instead of 1 for dw_val_class_flag.
1203 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1204 dw_val_class_range_list, dw_val_class_loc_list,
1205 dw_val_class_lineptr and dw_val_class_macptr, use
1206 DW_FORM_flag_present for dw_val_class_flag and
1207 DW_FORM_exprloc for dw_val_class_loc.
1208 (output_die): For -gdwarf-4 print dw_val_class_loc
1209 size as uleb128 instead of 1 or 2 bytes and don't print
1210 anything for dw_val_class_flag.
1212 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1213 instead of cselib_lookup following by tweaking locs->setting_insn.
1216 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1217 even before returning from label, setjmp call or volatile asm
1220 2010-03-31 Richard Guenther <rguenther@suse.de>
1223 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1224 temporary data on stack.
1226 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1228 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1229 (PUSHSECTION_ASM_OP): Remove.
1230 (POPSECTION_ASM_OP): Remove.
1231 (PUSHSECTION_FORMAT): Remove.
1232 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1233 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1234 * config/sol2.c (solaris_output_init_fini): Use it.
1236 2010-03-31 Jie Zhang <jie@codesourcery.com>
1239 * opt-functions.awk (var_type_struct): Use signed char type
1240 for simple variables.
1242 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1244 * config/sol2.c: Include output.h.
1245 (solaris_assemble_visibility): New function.
1246 * config/t-sol2 (sol2.o): Add output.h dependency.
1247 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1248 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1251 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1254 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1255 V2SImode or XFmode on PRE_DEC.
1258 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1261 2010-03-31 Jie Zhang <jie@codesourcery.com>
1264 * reload.h (caller_save_initialized_p): Declare.
1265 * toplev.c (backend_init_target): Don't call
1266 init_caller_save but set caller_save_initialized_p to false.
1267 * caller-save.c (caller_save_initialized_p): Define.
1268 (init_caller_save): Check caller_save_initialized_p.
1269 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1271 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1274 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1275 and soft-fp/t-softfp to tmake_file.
1276 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1277 (LIBGCC2_TF_CEXT): Define.
1280 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1283 * cselib.c (n_useless_values): Document handling of debug locs.
1284 (n_useless_debug_values, n_debug_values): New variables.
1285 (new_elt_loc_list): Don't add to debug values, keep count.
1286 (promote_debug_loc): New.
1287 (cselib_reset_table): Zero new variables.
1288 (entry_and_rtx_equal_p): Promote debug locs.
1289 (discard_useless_locs): Increment n_useless_debug_values for
1291 (remove_useless_values): Adjust n_useless_values and n_debug_values
1292 with n_useless_debug_values.
1293 (add_mem_for_addr): Promote debug locs.
1294 (cselib_lookup_mem): Likewise.
1295 (cselib_lookup_addr): Renamed to...
1296 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1297 (cselib_log_lookup): ... this. Turn into...
1298 (cselib_lookup_addr): ... new wrapper.
1299 (cselib_lookup_from_insn): New.
1300 (cselib_invalidate_regno): Increment n_useless_debug_values for
1302 (cselib_invalidate_mem): Likewise.
1303 (cselib_process_insn): Take n_deleted and n_debug_values into
1304 account to guard remove_useless_value call.
1305 (cselib_finish): Zero n_useless_debug_values.
1306 * cselib.h (cselib_lookup_from_insn): Declare.
1307 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1308 (sched_analyze_2): Likewise.
1310 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1312 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1314 (adjust_mems): Replace narrowing SUBREG of expression containing
1315 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1316 with operations in the narrower mode.
1319 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1320 regs_invalidated_by_call instead all call_used_reg_set registers.
1322 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1325 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1326 pointer comparisons with types_compatible_p.
1327 * tree-vect-stmts.c (vectorizable_call): Same.
1328 (vectorizable_condition): Same.
1330 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1332 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1333 stack check if the mask would be zero.
1335 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1336 Jack Howarth <howarth@bromo.med.uc.edu>
1338 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1341 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1344 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1346 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1347 Include ___unordxf2 and ___unordtf2.
1348 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1351 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1353 * config/lm32/t-lm32: New file.
1354 * config.gcc: Use the above file when targetting lm32.
1356 2010-03-28 Duncan Sands <baldrick@free.fr>
1358 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1360 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1363 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1364 Improve vectorization cost model diagnostic.
1366 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1369 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1370 compute_data_dependences_for_loop returns false, early exit
1371 and output an extra diagnostic for the failed data reference
1374 2010-03-29 Richard Guenther <rguenther@suse.de>
1376 PR tree-optimization/43560
1377 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1378 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1380 2010-03-29 Jie Zhang <jie@codesourcery.com>
1383 * toplev.c (process_options): Set optimization_default_node
1384 and optimization_current_node.
1385 * opts.c (decode_options): Don't set optimization_default_node
1386 and optimization_current_node.
1388 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1390 * config/rtems.h: Abandon -qrtems_debug.
1392 2010-03-28 Jan Hubicka <jh@suse.cz>
1394 PR tree-optimization/43505
1395 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1396 map should not be copied.
1398 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1401 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1402 cdtors, set DECL_PRESERVE_P.
1403 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1406 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1408 PR tree-optimization/43528
1409 * stor-layout.c (place_field): Check that constant fits into
1410 unsigned HWI when skipping calculation of MS bitfield layout.
1412 2010-03-27 Jan Hubicka <jh@suse.cz>
1415 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1416 notice_global_symbol work.
1418 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1420 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1421 instead of dwarf2out_decl.
1422 (struct var_loc_node): Remove section_label field.
1423 (dwarf2out_function_decl): New function.
1424 (dwarf2out_var_location): Don't set section_label field.
1425 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1427 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1429 PR tree-optimization/43544
1430 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1431 First argument for builtin vectorized function hook is now a
1432 tree to be able to distinguish between machine specific and
1434 * targhooks.c (default_builtin_vectorized_function): Ditto.
1435 * targhooks.h (default_builtin_vectorized_function): Ditto.
1436 * target.h (struct gcc_target): Ditto.
1437 * tree-vect-stmts.c (vectorizable_function): Ditto.
1438 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1439 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1442 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1445 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1446 nested binding iff it is a FUNCTION_DECL.
1447 (store_parm_decls_newstyle): Pass nested=true to bind for
1448 FUNCTION_DECLs amongst parameters.
1450 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1452 * var-tracking.c (vt_expand_loc_callback): Don't run
1453 cselib_expand_value_rtx_cb in dummy mode if
1454 cselib_dummy_expand_value_rtx_cb returned false.
1456 * var-tracking.c (emit_note_insn_var_location): For one part
1457 notes with offset 0, don't add EXPR_LIST around the location.
1458 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1459 add_location_or_const_value_attribute): Adjust for that change.
1462 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1463 into first operand and location into second.
1464 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1465 dw_cfi_oprnd_loc for DW_CFA_expression.
1466 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1467 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1468 assume first argument is regnum and second argument is location.
1470 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1473 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1474 of scratch register to DImode. Split to DImode comparison operator.
1475 Use SImode subreg of scratch register in the multiplication.
1476 (*cmp_sadd_sidi): Ditto.
1477 (*cmp_ssub_si): Ditto.
1478 (*cmp_ssub_sidi): Ditto.
1480 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1483 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1484 Remove invalid assert and wrong comment.
1486 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1489 * flags.h (final_insns_dump_p): New extern.
1490 * final.c (final_insns_dump_p): New variable.
1491 (rest_of_clean_state): Set it before -fdump-final-insns=
1492 dumping, clear afterwards.
1493 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1494 MEM_ALIAS_SET on MEMs.
1496 2010-03-26 David S. Miller <davem@davemloft.net>
1498 * configure.ac: Fix sparc GOTDATA_OP bug check.
1499 * configure: Rebuild.
1501 2010-03-26 Alan Modra <amodra@gmail.com>
1503 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1505 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1507 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1508 TLS_SECTION_ASM_FLAG.
1510 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1513 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1514 Clear first_function_block_is_cold.
1517 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1518 argument if the argument is truth_value_p.
1520 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1522 * config/rs6000/constraints.md: Update copyright year for my changes.
1525 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1526 used in reg+reg addressing, swap registers.
1528 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1531 * target.h (struct gcc_target): Add code_end hook.
1532 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1534 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1535 * toplev.c (compile_file): Call targetm.asm_out.code_end
1536 hook before unwind info/debug info output.
1537 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1538 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1539 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1540 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1541 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1542 * config/i386/i386.c (ix86_file_end): Renamed to...
1543 (ix86_code_end): ... this. Make static. Don't call
1544 file_end_indicate_exec_stack. Emit unwind info using
1545 final_start_function/final_end_function.
1546 (darwin_x86_file_end): Remove.
1547 (TARGET_ASM_CODE_END): Define.
1548 * config/i386/i386.h (TARGET_ASM_FILE_END,
1549 NEED_INDICATE_EXEC_STACK): Don't define.
1550 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1551 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1552 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1553 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1556 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1557 at the beginning and final_end_function at the end.
1558 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1560 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1562 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1563 and Sun as TLS syntax.
1564 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1565 * configure: Regenerate.
1566 * config.in: Regenerate.
1567 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1568 (default_elf_asm_named_section): Use it.
1569 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1570 (i386_output_dwarf_dtprel): Likewise.
1571 (output_addr_const_extra): Likewise.
1572 (output_pic_addr_const): Lowercase @GOTTPOFF.
1573 (output_addr_const_extra): Likewise.
1574 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1575 (output_addr_const_extra): Likewise.
1576 (output_pic_addr_const): Lowercase @INDNTPOFF.
1577 (output_addr_const_extra): Likewise.
1578 (output_pic_addr_const): Lowercase @NTPOFF.
1579 (output_addr_const_extra): Likewise.
1580 (output_pic_addr_const): Lowercase @TPOFF.
1581 (output_addr_const_extra): Likewise.
1582 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1583 (*tls_global_dynamic_64): Likewise.
1584 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1585 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1587 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1588 (ASM_OUTPUT_TLS_COMMON): Use it.
1589 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1592 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1593 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1594 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1595 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1596 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1597 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1599 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1601 * config/i386/i386.c (override_options): Don't accept
1602 -mtls-dialect=sun any longer.
1603 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1604 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1605 (*tls_local_dynamic_base_32_sun): Likewise.
1606 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1608 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1611 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1612 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1615 * ira.c (adjust_cleared_regs): New function.
1616 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1620 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1622 * expr.c (expand_expr_real): Restore previous
1623 curr_insn_source_location and curr_insn_block after
1624 expand_expr_real_1 call.
1625 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1626 instead of expand_expr_real_1.
1628 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1630 PR rtl-optimization/43413
1631 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1634 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1637 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1638 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1640 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1642 * config/i386/i386.c (ix86_target_string): Add -mfma.
1643 Fix a typo in comment.
1645 2010-03-22 Mike Stump <mikestump@comcast.net>
1648 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1649 Don't overly align based upon packed packed fields.
1651 2010-03-22 Jason Merrill <jason@redhat.com>
1653 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1654 Use () rather than [], and move before the element type.
1656 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1658 * doc/configfiles.texi (Configuration Files): Removed
1659 fixinc/Makefile*, intl/Makefile.*.
1660 * doc/makefile.texi: Fixed markup. Abstract from version
1661 control system used.
1662 (Makefile): Removed obsolete gcc/java/parse.y example.
1663 * doc/sourcebuild.texi: Likewise.
1664 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1665 libgomp, libssp. Removed fastjar.
1666 (Miscellaneous Docs): Clarify location.
1667 Added COPYING3, COPYING3.LIB.
1668 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1670 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1673 * config/i386/i386.c (x86_function_profiler)
1674 [!NO_PROFILE_COUNTERS]: Fix typo.
1675 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1678 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1679 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1681 * doc/sourcebuild.texi (Test Directives): Split into six
1682 subsections, with most of the current text in new subsections
1683 Directives, Selectors, and Final Actions.
1684 (Directives): Split list of test directives into multiple
1686 (Selectors): Describe use and syntax of selectors.
1687 (Effective-Target Keywords): Describe all existing keywords.
1688 (Add Options): Describe features for dg-add-options.
1689 (Require Support): Describe variants of dg-require-support.
1690 (Final Actions): Describe commands to use in dg-final.
1692 2010-03-22 Michael Matz <matz@suse.de>
1695 * recog.c (validate_replace_rtx_group): Replace also in
1696 REG_EQUAL and REG_EQUIV notes.
1698 2010-03-22 Richard Guenther <rguenther@suse.de>
1700 PR tree-optimization/43390
1701 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1702 sure vector extracts are type correct.
1704 2010-03-22 Richard Guenther <rguenther@suse.de>
1707 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1708 x * sqrt (x) even when optimizing for size if the target
1709 has native support for sqrt.
1711 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1713 * varasm.c (make_decl_rtl_for_debug): Also clear
1714 flag_mudflap for the duration of make_decl_rtl call.
1717 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1718 locs from preserved VALUEs.
1720 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1723 * pa.md (movmemsi): Set align to one if zero.
1724 (movmemdi): Likewise.
1726 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1729 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1730 with their corresponding prologue pushes.
1732 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1735 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1736 at the begining or end.
1737 (spu_expand_epilogue): Likewise.
1739 2010-03-20 Richard Guenther <rguenther@suse.de>
1741 PR rtl-optimization/43438
1742 * combine.c (make_extraction): Properly zero-/sign-extend an
1743 extraction of the low part of a CONST_INT. Also handle
1746 2010-03-19 Mike Stump <mikestump@comcast.net>
1748 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1749 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1750 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1752 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1755 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1758 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1760 PR rtl-optimization/42258
1761 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1762 use that may match DEF.
1765 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1766 the cost of loading the constant rather than assuming
1768 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1769 outer code is AND, do the same tests as the andsi3 expander and
1770 return COSTS_N_INSNS (1) if and is cheap.
1772 * optabs.c (avoid_expensive_constant): Fix formatting.
1774 2010-03-19 Michael Matz <matz@suse.de>
1777 * attribs.c (decl_attributes): When rebuilding a function pointer
1778 type use the same qualifiers as the original pointer type.
1780 2010-03-19 Martin Jambor <mjambor@suse.cz>
1782 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1783 and is_gimple_ip_invariant_address.
1785 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1788 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1790 * config/arm/arm.c (arm_override_options): Turn off
1791 flag_dwarf2_cfi_asm for AAPCS variants.
1793 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1796 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1797 Use PRE_MODIFY instead of PRE_DEC.
1798 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1799 (vfp_emit_fstmd): Likewise.
1801 2010-03-19 Michael Matz <matz@suse.de>
1804 * builtins.c (expand_builtin_interclass_mathfn,
1805 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1808 2010-03-19 Richard Guenther <rguenther@suse.de>
1810 PR tree-optimization/43415
1811 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1812 (phi_translate_1): ... this.
1813 (phi_translate): Move all caching here. Cache all NARY
1814 and REFERENCE translations.
1816 2010-03-19 David S. Miller <davem@davemloft.net>
1818 With help from Eric Botcazou.
1819 * config/sparc/sparc.c: Include dwarf2out.h.
1820 (emit_pic_helper): Delete.
1821 (pic_helper_symbol_name): Delete.
1822 (pic_helper_emitted_p): Delete.
1823 (pic_helper_needed): New.
1824 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1825 (get_pc_thunk_name): New.
1826 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1827 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1828 Set pic_helper_needed to true. Don't call emit_pic_helper.
1829 (sparc_expand_prologue): Update load_pic_register call.
1830 (sparc_output_mi_thunk): Likewise.
1831 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1832 thunk if possible. Output CFI information as needed.
1834 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1835 Jack Howarth <howarth@bromo.med.uc.edu>
1838 * config/i386/i386.h: Fix ABI on darwin x86-32.
1840 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
1842 * tree.h: Declare make_decl_rtl_for_debug.
1843 * varasm.c (make_decl_rtl_for_debug): New.
1844 * dwarf2out.c (rtl_for_decl_location): Call it.
1845 * cfgexpand.c (expand_debug_expr): Call it.
1847 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1850 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
1854 * var-tracking.c (vt_init_cfa_base): Do nothing if
1855 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
1857 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
1860 * var-tracking.c (canonicalize_vars_star): New.
1861 (dataflow_post_merge_adjust): Use it.
1863 2010-03-18 Jakub Jelinek <jakub@redhat.com>
1866 * var-tracking.c (non_suitable_const): New function.
1867 (add_uses): For DEBUG_INSNs with constants, don't record any
1868 value, instead just the constant value itself.
1869 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
1870 is not VAR_LOC_UNKNOWN_P, set var to the constant.
1871 (emit_notes_in_bb): Likewise.
1872 (emit_note_insn_var_location): For onepart variables if
1873 cur_loc is a VOIDmode constant, use DECL_MODE.
1875 2010-03-18 Martin Jambor <mjambor@suse.cz>
1878 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
1879 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
1880 all non-clones. Moved call redirection...
1881 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
1882 (cgraph_materialize_all_clones): Dispose of all
1883 combined_args_to_skip bitmaps.
1884 (verify_cgraph_node): Do not check for edges pointing to wrong
1885 nodes in inline clones.
1886 * tree-inline.c (copy_bb): Call
1887 cgraph_redirect_edge_call_stmt_to_callee.
1888 * ipa.c (cgraph_remove_unreachable_nodes): Call
1889 cgraph_node_remove_callees even when there are used clones.
1891 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1893 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
1895 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
1898 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
1901 2010-03-18 Michael Matz <matz@suse.de>
1904 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
1905 into sqrt(x) if we need to preserve signed zeros.
1907 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
1908 Eric Botcazou <ebotcazou@adacore.com>
1910 PR rtl-optimization/43360
1911 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
1912 note if we don't know its invariant status.
1914 2010-03-18 Michael Matz <matz@suse.de>
1916 PR tree-optimization/43402
1917 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
1918 PHI chains of ssa names registered for update.
1920 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
1923 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
1924 non-offsettable and pre_modify update addressing.
1925 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
1926 and "2" alternatives "#".
1927 (*movdd_softfloat32): Make all alternatives "#";
1928 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
1929 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
1930 (*movdf_softfloat32): Make all alternatives "#";
1931 (movdi): Use the new DIFD mode iterator to create a common splitter
1932 for movdi, movdf and movdd patterns.
1934 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
1936 * common.opt (dumpdir): Remove redundant tab.
1938 2010-03-17 Martin Jambor <mjambor@suse.cz>
1940 PR tree-optimization/43347
1941 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
1942 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
1944 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
1946 PR rtl-optimization/42216
1947 * regrename.c (create_new_chain): New function, broken out from...
1948 (scan_rtx_reg): ... here. Call it. Handle the case where we are
1949 appending a use to an empty chain.
1950 (build_def_use): Remove previous changes that convert OP_INOUT to
1951 OP_OUT operands; instead detect the case where an OP_INOUT operand
1952 uses a previously untracked register and create an empty chain for it.
1954 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1956 * doc/extend.texi (Function Attributes): Rewrite unfinished
1957 sentence in ms_abi documentation.
1959 2010-03-17 Alan Modra <amodra@gmail.com>
1961 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
1962 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
1963 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
1964 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
1966 2010-03-16 Richard Henderson <rth@redhat.com>
1969 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
1970 (lower_try_finally): Save and restore eh_seq around the expansion
1973 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1975 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
1976 statements before splitting block.
1978 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1980 * doc/sourcebuild.texi (Testsuites): Fix markup.
1981 Use pathnames relative to gcc/testsuite.
1982 (Test Directives): Move description of how timeout is determined.
1983 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
1984 (C Tests): Correct gcc.misc-tests directory.
1985 Framework tests now live in gcc.test-framework.
1987 2010-03-16 Richard Guenther <rguenther@suse.de>
1990 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
1991 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
1993 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
1994 Alexandre Oliva <aoliva@redhat.com>
1996 PR tree-optimization/42917
1997 * lambda-code.c (remove_iv): Skip debug statements.
1998 (lambda_loopnest_to_gcc_loopnest): Likewise.
1999 (not_interesting_stmt): Debug statements are not interesting.
2001 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2005 * cselib.c (cselib_preserve_constants,
2006 cfa_base_preserved_val): New static variables.
2007 (preserve_only_constants): New function.
2008 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2009 clear its REG_VALUES. If cselib_preserve_constants, don't
2010 empty the whole hash table, but preserve there VALUEs with constants,
2011 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2012 (cselib_preserve_cfa_base_value): New function.
2013 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2014 (cselib_init): Change argument to int bitfield. Set
2015 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2017 (cselib_finish): Clear cselib_preserve_constants and
2018 cfa_base_preserved_val.
2019 * cselib.h (enum cselib_record_what): New enum.
2020 (cselib_init): Change argument to int.
2021 (cselib_preserve_cfa_base_value): New prototype.
2022 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2023 * dse.c (dse_step1): Likewise.
2024 * cfgcleanup.c (thread_jump): Likewise.
2025 * sched-deps.c (sched_analyze): Likewise.
2026 * gcse.c (local_cprop_pass): Likewise.
2027 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2028 If FN is non-NULL, call the callback always and whenever it returns
2029 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2030 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2031 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2032 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2033 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2034 * var-tracking.c: Include recog.h.
2035 (bb_stack_adjust_offset): Remove.
2036 (vt_stack_adjustments): Don't call it, instead just gather the
2037 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2038 (adjust_stack_reference): Remove.
2039 (compute_cfa_pointer): New function.
2040 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2041 (struct adjust_mem_data): New type.
2042 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2044 (get_address_mode): New function.
2045 (replace_expr_with_values): Use it.
2046 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2047 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2048 (adjust_sets): Remove.
2049 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2050 Use get_address_mode.
2051 (get_adjusted_src): Remove.
2052 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2053 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2054 (add_with_sets): Don't call adjust_sets.
2055 (fp_setter, vt_init_cfa_base): New functions.
2056 (vt_initialize): Change return type to bool. Move most of pool etc.
2057 initialization to the beginning of the function from end. Pass
2058 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2059 If !frame_pointer_needed, call vt_stack_adjustment before mos
2060 vector is filled, call vt_init_cfa_base if argp/framep has been
2061 eliminated to sp. If frame_pointer_needed and argp/framep has
2062 been eliminated to hard frame pointer, set
2063 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2064 encountering fp setter in the prologue. For MO_ADJUST, call
2065 log_op_type before pusing the op into mos vector, not afterwards.
2066 Call adjust_insn before cselib_process_insn/add_with_sets,
2067 call cancel_changes (0) afterwards.
2068 (variable_tracking_main_1): Adjust for vt_initialize calling
2069 vt_stack_adjustments and returning whether it succeeded or not.
2071 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2073 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2076 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2078 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2080 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2081 drap_reg has not been set.
2083 2010-03-15 Michael Matz <matz@suse.de>
2086 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2087 use it to expand block copies.
2088 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2089 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2090 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2092 2010-03-15 Richard Guenther <rguenther@suse.de>
2094 PR tree-optimization/43367
2095 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2098 2010-03-15 Richard Guenther <rguenther@suse.de>
2100 PR tree-optimization/43317
2101 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2103 2010-03-15 Martin Jambor <mjambor@suse.cz>
2105 PR tree-optimization/43141
2106 * tree-sra.c (create_abstract_origin): New function.
2107 (modify_function): Call create_abstract_origin.
2109 2010-03-15 Chris Demetriou <cgd@google.com>
2111 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2114 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2117 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2118 call insert_out_of_ssa_copy for default definitions.
2120 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2122 * graphite-clast-to-gimple.c (my_long_long): Defined.
2123 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2124 * graphite-sese-to-poly.c (my_long_long): Defined.
2125 (scop_ivs_can_be_represented): Use it.
2127 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2129 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2130 graphite-max-bbs-per-function, and loop-block-tile-size.
2131 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2133 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2135 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2137 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2138 forward declaration.
2139 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2140 (add_upper_bounds_from_estimated_nit): New.
2141 (build_loop_iteration_domains): Use it.
2143 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2145 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2147 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2150 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2151 should be an INTEGER_CST. Also handle CASE_CONVERT.
2153 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2155 * graphite.c (graphite_initialize): To bound the number of bbs per
2156 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2157 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2158 * doc/invoke.texi: Document it.
2160 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2162 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2163 * graphite-sese-to-poly.h (build_poly_scop): Same.
2165 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2167 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2168 the number of parameters in the scop. Use as an upper bound
2169 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2170 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2171 * doc/invoke.texi: Document it.
2173 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2175 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2176 * doc/c-tree.texi: Remove.
2177 * doc/generic.texi: Merge c-tree.texi here.
2178 * doc/gccint.texi (Trees): Remove menu entry.
2179 (c-tree.texi): Remove @include.
2180 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2181 * doc/languages.texi (Reading RTL): Ditto.
2183 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2186 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2188 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2191 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2192 code added to work around reload clobbering CONST insns.
2194 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2196 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2197 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2198 (cselib_preserve_only_values): Remove retain argument, don't
2199 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2200 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2201 * var-tracking.c (micro_operation): Move insn field before union.
2202 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2203 (struct variable_tracking_info_def): Remove n_mos field, change
2204 mos into a vector of micro_operations.
2205 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2206 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2207 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2208 changing into a vector.
2209 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2210 come before all other uops generated by add_stores.
2211 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2213 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2214 a vector. Run just one pass over the bbs instead of separate counting
2215 and computation phase.
2216 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2219 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2220 into *nonlocalized_list vector.
2221 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2222 even if origin is non-NULL.
2223 (gen_variable_die): Likewise.
2224 (process_scope_var): Don't change origin.
2225 (gen_decl_die): Likewise.
2226 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2227 before adding new edges instead of after it, fix moving over
2230 2010-03-11 David S. Miller <davem@davemloft.net>
2232 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2234 * configure: Rebuild.
2236 2010-03-11 Martin Jambor <mjambor@suse.cz>
2238 PR tree-optimization/43257
2239 * tree.c (assign_assembler_name_if_neeeded): New function.
2240 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2242 * tree.h (assign_assembler_name_if_neeeded): Declare.
2243 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2244 the function if needed.
2246 2010-03-11 Chris Demetriou <cgd@google.com>
2248 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2249 include/stdint-gcc.h, and include/stdint.h world-readable.
2251 2010-03-11 Richard Guenther <rguenther@suse.de>
2253 PR tree-optimization/43255
2254 * tree-vrp.c (process_assert_insertions_for): Do not insert
2255 asserts for trivial conditions.
2257 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2259 PR tree-optimization/43280
2260 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2261 generation. Move calculation of size out of the if branch.
2262 (find_bswap): Modify compare number generation.
2264 2010-03-11 Richard Guenther <rguenther@suse.de>
2267 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2268 (input_gimple_stmt): Fixup handled component types during
2269 operand read. Also fix up decls in ADDR_EXPRs.
2271 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2273 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2274 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2276 2010-03-10 Jan Hubicka <jh@suse.cz>
2279 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2280 * varasm.c (get_variable_section): Don't do that here...
2281 (make_decl_rtl): ... and here.
2282 (do_assemble_alias): Produce decl RTL.
2283 (assemble_alias): Likewise.
2285 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2288 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2289 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2291 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2292 (based_loc_descr): Only express drap or vdrap regno based expressions
2293 using DW_OP_fbreg when not optimizing.
2294 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2295 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2296 REG_CFA_SET_VDRAP note.
2298 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2300 PR tree-optimization/43236
2301 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2302 error in calculation of base address in reverse iteration case.
2303 (generate_builtin): Take number of latch executions if the statement
2306 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2309 * tree-eh.c: Include pointer-set.h.
2310 (lower_eh_dispatch): Filter out duplicate case labels and
2311 remove the unneeded edge when the label is unused. Return
2312 true when some edges are removed.
2313 (execute_lower_eh_dispatch): When any lowering resulted in
2314 removing an edge, also delete unreachable blocks.
2316 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2319 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2320 UNSPEC_MACHOPIC_OFFSET.
2322 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2325 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2326 (m68k_delegitimize_address): New function.
2328 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2331 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2334 * var-tracking.c (adjust_sets): New function.
2335 (count_with_sets, add_with_sets): Use it.
2336 (get_adjusted_src): New inline function.
2337 (add_stores): Use it.
2340 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2341 call cselib_dummy_expand_value_rtx_cb instead of
2342 cselib_expand_value_rtx_cb.
2345 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2346 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2347 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2348 and .cfi_endproc around the pic thunks.
2349 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2350 all queued unwind info register saves are saved before the call.
2351 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2352 considered as sp-=4 for unwind info and the pop as sp+=4 which
2353 also clobbers dest, but doesn't actually restore it.
2356 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2357 RTX_FRAME_RELATED_P.
2359 2010-03-09 Jie Zhang <jie@codesourcery.com>
2361 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2362 whitespaces in output template.
2364 2010-03-09 Jie Zhang <jie@codesourcery.com>
2366 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2369 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2371 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2372 builtins.exp in a separate job.
2374 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2376 * graphite-sese-to-poly.c (add_param_constraints): Use
2377 lower_bound_in_type and upper_bound_in_type.
2379 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2381 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2382 instead of unsigned_type_node.
2384 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2385 Reza Yazdani <reza.yazdani@amd.com>
2388 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2389 on pointer type parameters.
2391 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2395 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2396 handle conversions from pointer to integers.
2397 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2398 induction variable, to be able to work with code generated by CLooG.
2399 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2400 (build_poly_scop): Bail out if we cannot codegen a loop.
2402 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2404 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2405 code generation with gloog_error.
2407 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2409 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2410 Call fold_convert on all the returned values.
2411 (expand_scalar_variables_expr): Pass to
2412 expand_scalar_variables_ssa_name the type of the resulting expression.
2414 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2416 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2417 ppl_min_for_le_pointset.
2418 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2419 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2421 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2423 * graphite-dependences.c (map_into_dep_poly): Removed.
2424 (dependence_polyhedron_1): Use combine_context_id_scat.
2426 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2428 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2429 (struct poly_bb): Same.
2430 (combine_context_id_scat): New.
2432 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2435 * sese.c (name_defined_in_loop_p): Return false for default
2438 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2440 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2441 and clean up the logic.
2443 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2445 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2448 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2450 * var-tracking.c (remove_cselib_value_chains): Define only for
2452 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2453 delete_slot_part, emit_notes_for_differences_1): Don't call
2454 remove_cselib_value_chains here.
2455 (set_slot_part, emit_notes_for_differences_2): Don't call
2456 add_cselib_value_chains here.
2457 (preserved_values): New vector.
2458 (preserve_value): New function.
2459 (add_uses, add_stores, vt_add_function_parameters): Use it
2460 instead of cselib_preserve_value.
2461 (changed_values_stack): New vector.
2462 (check_changed_vars_0): New function.
2463 (check_changed_vars_1, check_changed_vars_2): Use it.
2464 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2465 changed_values_stack VALUEs.
2466 (vt_emit_notes): For all preserved_values call
2467 add_cselib_value_chains. If ENABLE_CHECKING call
2468 remove_cselib_value_chains before verifying value_chains is empty.
2469 Initialize and free changed_values_stack.
2470 (vt_initialize): Initialize preserved_values.
2471 (vt_finalize): Free preserved_values.
2473 2010-03-08 Richard Guenther <rguenther@suse.de>
2475 PR tree-optimization/43269
2476 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2479 2010-03-08 Martin Jambor <mjambor@suse.cz>
2481 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2482 (ipa_is_param_called): Removed.
2483 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2484 (ipa_print_node_params): Do not print the called flag.
2485 (ipa_write_node_info): Do not stream the called flag.
2486 (ipa_read_node_info): Likewise.
2488 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2491 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2492 * cselib.c (struct expand_value_data): Add dummy field.
2493 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2495 (cselib_dummy_expand_value_rtx_cb): New function.
2496 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2498 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2499 * var-tracking.c: Include pointer-set.h.
2500 (variable): Change n_var_parts to char from int. Add
2501 cur_loc_changed and in_changed_variables fields.
2502 (variable_canonicalize): Remove.
2503 (shared_var_p): New inline function.
2504 (unshare_variable): Maintain cur_loc_changed and
2505 in_changed_variables fields. If var was in changed_variables,
2506 replace it there with new_var. Just copy cur_loc instead of
2507 resetting it to something else.
2508 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2509 (dataflow_set_union): Don't call variable_canonicalize.
2510 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2511 of their DEBUG_EXPR_TREE_DECLs.
2512 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2513 and in_changed_variables and cur_loc_changed is false.
2514 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2515 and cur_loc_changed. Don't update cur_loc here.
2516 (variable_merge_over_src): Don't call variable_canonicalize.
2517 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2518 removing loc that is equal to cur_loc, clear cur_loc,
2519 set cur_loc_changed and ensure variable_was_changed is called.
2520 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2521 compare pointers in cur_loc check, if it is equal to loc,
2522 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2523 (variable_different_p): Remove compare_current_location argument,
2524 don't compare cur_loc.
2525 (dataflow_set_different_1): Adjust variable_different_p caller.
2526 (variable_was_changed): If dv had some var in changed_variables
2527 already, reset in_changed_variables flag for it and propagate
2528 cur_loc_changed over to the new variable. On empty var
2529 always set cur_loc_changed. Set in_changed_variables on whatever
2530 var is added to changed_variables.
2531 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2532 Use shared_var_p. When removing loc that is equal to cur_loc,
2533 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2534 end, don't set it to something else, just call variable_was_changed.
2535 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2536 loc being removed, clear cur_loc and set cur_loc_changed.
2537 Set cur_loc_changed if all locations have been removed.
2538 (struct expand_loc_callback_data): New type.
2539 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2540 allocated. Always create SUBREGs if simplify_subreg failed.
2541 Prefer to use cur_loc, when that fails and still in
2542 changed_variables (and seen first time) recompute it. Set
2543 cur_loc_changed of variables which had to change cur_loc and
2544 compute elcd->cur_loc_changed if any of the subexpressions used
2545 had to change cur_loc.
2546 (vt_expand_loc): Adjust to pass arguments in
2547 expand_loc_callback_data structure.
2548 (vt_expand_loc_dummy): New function.
2549 (emitted_notes): New variable.
2550 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2551 that weren't used for any other decl in current
2552 emit_notes_for_changes call call vt_expand_loc_dummy to update
2553 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2554 first loc_chain location if NULL before. Always use just
2555 cur_loc instead of first loc_chain location. When cur_loc_changed
2556 is false, when not --enable-checking=rtl just don't emit any note.
2557 When rtl checking, compute the note and assert it is the same
2558 as previous note. Clear cur_loc_changed and in_changed_variables
2559 at the end before removing from changed_variables.
2560 (check_changed_vars_3): New function.
2561 (emit_notes_for_changes): Traverse changed_vars to call
2562 check_changed_vars_3 on each changed var.
2563 (emit_notes_for_differences_1): Clear cur_loc_changed and
2564 in_changed_variables. Recompute cur_loc of new_var.
2565 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2566 (vt_emit_notes): Initialize and destroy emitted_notes.
2568 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2570 PR rtl-optimization/42220
2571 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2572 Use verify_reg_tracked to determine if we should use OP_OUT rather
2574 (build_def_use): If we see an in-out operand for a register that we
2575 know nothing about, treat is an output if possible, fail the block if
2578 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2581 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2584 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2587 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2588 uses of relevant DEFs that are dead outside the loop too.
2590 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2592 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2594 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2596 * var-tracking.c (values_to_unmark): New variable.
2597 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2598 values_to_unmark vector. Moved body to...
2599 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2600 instead queue it into values_to_unmark vector.
2601 (vt_find_locations): Free values_to_unmark vector.
2603 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2605 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2606 (site.exp): Export them when plugins are enabled.
2608 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2611 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2613 (chrec_fold_multiply): Same.
2615 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2618 * c-decl.c (build_compound_literal): Return early if init is
2621 2010-03-04 Martin Jambor <mjambor@suse.cz>
2623 PR tree-optimization/43164
2624 PR tree-optimization/43191
2625 * tree-sra.c (type_consists_of_records_p): Reject records with
2626 zero-size bit-fields at the end.
2628 2010-03-04 Mike Stump <mikestump@comcast.net>
2630 * Makefile.in (TAGS): Remove *.y.
2632 2010-03-04 Richard Guenther <rguenther@suse.de>
2634 PR tree-optimization/40761
2635 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2637 (my_rev_post_order_compute): New function.
2638 (init_pre): Call it.
2640 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2643 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2644 decrease the cost of an IV candidate when the cost is infinite.
2646 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2648 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2649 Use '3DNow!' for the extension of that name, ensure normal space
2651 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2653 2010-03-03 Jeff Law <law@redhat.com>
2655 * PR middle-end/32693
2656 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2657 than gen_rtx_SUBREG.
2658 (extract_bit_field_1): Likewise.
2660 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2662 * doc/sourcebuild.texi (Test directives): Document that arguments
2663 include-opts and exclude-opts are now optional for dg-skip-if,
2664 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2666 2010-03-03 Jason Merrill <jason@redhat.com>
2669 * cgraph.h (varpool_node): Add extra_name field.
2670 * varpool.c (varpool_extra_name_alias): New.
2671 (varpool_assemble_decl): Emit extra name aliases.
2672 (varpool_mark_needed_node): Look past an extra name alias.
2673 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2674 * lto-streamer-in.c (lto_input_tree): Read it.
2675 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2677 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2679 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2680 (sparc*-*-solaris2*): ...this.
2682 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2685 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2686 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2687 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2688 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2691 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2692 fallthrough to default handling, just with want_address 0 instead of 2.
2693 For single element lists, add_AT_loc directly, otherwise create an
2694 artificial variable DIE and stick location list to it.
2697 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2698 (VAL_EXPR_HAS_REVERSE): Define.
2699 (reverse_op): New function.
2700 (add_stores): For reversible operations add an extra MO_VAL_USE.
2702 2010-03-02 Jason Merrill <jason@redhat.com>
2704 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2706 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2708 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2709 (sparc64-*-linux*): Likewise.
2710 (sparc64-*-solaris2*): Include assembler files before linker ones.
2711 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2712 * config/sparc/gas.h: Delete.
2713 * config/sparc/sol2-64.h: Add copyright notice.
2714 * config/sparc/sol2-gas-bi.h: Likewise.
2715 * config/sparc/sol2-gld.h: Likewise.
2716 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2717 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2718 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2719 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2720 (sparc_elf_asm_named_section): Rename into...
2721 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2723 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2725 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2727 2010-03-02 Jeff Law <law@redhat.com>
2730 * reload1.c (rtx_p, substitute_stack): Declare.
2731 (substitute): Record addresses of changed rtxs.
2732 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2733 Restore the original rtx when complete.
2734 (reload): Free subsitute_stack when complete.
2736 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2738 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2739 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2741 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2742 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2743 Torture Tests): Change from subsection to section.
2745 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2746 Steven Bosscher <steven@gcc.gnu.org>
2748 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2751 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2754 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2755 the assignment from the new induction variable to the assignment
2756 of the value from the original loop PHI function.
2758 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2759 Daniel Jacobowitz <dan@codesourcery.com>
2761 * doc/sourcebuild.texi (Test directives): Clarify options to
2764 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2766 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2767 Disable cfi directives unless GCC and gas agree on using read-only
2768 .eh_frame sections for 64-bit.
2769 * configure: Regenerate.
2771 2010-03-01 Richard Guenther <rguenther@suse.de>
2773 PR tree-optimization/43220
2774 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2775 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2777 2010-03-01 Richard Guenther <rguenther@suse.de>
2778 Martin Jambor <mjambor@suse.cz>
2781 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2782 gimplified parameters.
2784 2010-03-01 Christian Bruel <christian.bruel@st.com>
2786 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2788 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2790 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2792 2010-03-01 Richard Guenther <rguenther@suse.de>
2795 * expr.c (expand_assignment): Use the alias-oracle to tell
2796 if the rhs aliases the result decl.
2798 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2801 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2802 to sol_gt_pch_get_address.
2803 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2804 64-bit, SPARC and x86.
2805 (sol_gt_pch_get_address): New function.
2807 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2809 * toplev.h (inform_n, error_n): Declare.
2810 * diagnostic.c (inform_n, error_n): New function.
2812 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2814 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2815 has no rtl yet when processing local_decls, queue it and recheck
2816 if deferred stack allocation hasn't assigned it rtl.
2818 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2820 * config/sh/sh.c (unspec_bbr_uid): New.
2821 (gen_block_redirect): Use it instead of INSN_UID.
2822 (gen_far_branch): Likewise.
2824 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2826 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2827 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2829 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2831 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2832 (Warning Options): -Wno-conversion-null is valid for
2833 Objective-C++ as well.
2834 * doc/tm.texi (Named Address Spaces): Likewise.
2835 * doc/plugins.texi (Plugins): Replace TABs with spaces.
2836 * doc/tree-ssa.texi (Tree SSA): Likewise.
2838 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2841 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
2842 by default. Don't set the default arch for
2843 i[34567]86-*-darwin*|x86_64-*-darwin*.
2845 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2848 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
2849 default. Set the default 32bit/64bit archs with $with_arch
2850 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
2852 2010-02-27 Richard Guenther <rguenther@suse.de>
2854 PR tree-optimization/43186
2855 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
2856 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
2857 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
2858 unroller iterations.
2860 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
2862 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
2863 required and i[34567]86-*-* targets don't support 64bit ISA.
2865 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
2868 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2871 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2873 * config.gcc: Set the default arch at least to Prescott for
2874 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
2875 if SSE math is enabled.
2877 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2879 * diagnostic.c (diagnostic_initialize): Update.
2880 (diagnostic_report_diagnostic): Test inhibit_notes_p for
2882 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
2883 (diagnostic_inhibit_notes): New.
2884 * toplev.c (process_options): inhibit notes with -fcompare-debug.
2886 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2889 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
2890 * doc/standards.texi: Likewise.
2891 * doc/extend.texi: Likewise.
2892 * doc/trouble.texi: Likewise.
2893 * doc/cppopts.texi: Likewise.
2894 * doc/install.texi: Likewise.
2895 * c.opt (std=c90,std=gnu90): New options.
2896 * c-opts.c (c_common_handle_option): Handle them.
2898 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2901 * c-decl.c (undeclared_variable): Use an informative note.
2903 2010-02-26 Richard Guenther <rguenther@suse.de>
2905 PR tree-optimization/43186
2906 * gimple.h (gimple_fold): Remove.
2907 * gimple.c (gimple_fold): Remove. Inline into single user ...
2908 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
2909 Try harder for conditions.
2911 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2914 * function.c (used_types_insert): Don't skip through named pointer
2915 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
2916 and it is different from the main variant's type.
2918 2010-02-26 Nick Clifton <nickc@redhat.com>
2920 * config/rx/rx.md (sminsi3): Remove bogus alternative.
2922 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
2924 * config.gcc: Support --with-fpmath=sse for x86.
2926 * config/i386/ssemath.h: New.
2928 * doc/install.texi (--with-fpmath=sse): Documented.
2930 2010-02-26 Richard Guenther <rguenther@suse.de>
2932 PR tree-optimization/43188
2933 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
2934 vector types of over-aligned element type.
2936 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
2939 * config/i386/i386.c (expand_vec_perm_blend): Use correct
2940 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
2942 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
2944 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
2946 2010-02-26 Jakub Jelinek <jakub@redhat.com>
2948 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
2949 * var-tracking.c: Include diagnostic.h.
2950 (debug_dv): New function.
2951 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
2954 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
2955 (add_value_chain, add_value_chains, remove_value_chain,
2956 remove_value_chains): Handle DEBUG_EXPRs.
2957 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
2960 * regcprop.c (struct queued_debug_insn_change): New type.
2961 (struct value_data_entry): Add debug_insn_changes field.
2962 (struct value_data): Add n_debug_insn_changes field.
2963 (debug_insn_changes_pool): New variable.
2964 (free_debug_insn_changes, apply_debug_insn_changes,
2965 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
2966 (kill_value_one_regno): Call free_debug_insn_changes if needed.
2967 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
2969 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
2971 (copyprop_hardreg_forward_1): Don't call apply_change_group for
2972 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
2973 changes, call cprop_find_used_regs via note_stores.
2974 (copyprop_hardreg_forward): When copying vd from predecessor
2975 which has any queued DEBUG_INSN changes, make sure the pointers are
2976 cleared. At the end call df_analyze and then if there are any
2977 DEBUG_INSN changes queued at the end of some basic block for still
2978 live registers, apply them.
2979 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
2981 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
2983 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
2986 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
2988 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
2989 targets. Set the default with_cpu/with_arch from arch/cpu.
2990 Allow x86-64 and native for with_cpu/with_arch.
2992 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
2994 * ebitmap.c: Change calls to verify_popcount with calls to
2995 sbitmap_verify_popcount.
2996 (ebitmap_clear_bit): Fixed map->cacheindex test and
2997 map>cache update when bit clearing results in an empty
3000 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3003 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3004 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3005 and support both V2DF and V2DI modes.
3006 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3007 support both V2DF and V2DI modes.
3008 (general): Delete trailing whitespace from a few patterns.
3010 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3011 V2DF/V2DI interleave high/low builtins.
3013 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3016 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3017 interleave high/low functions.
3019 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3021 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3022 #pragma extern_prefix.
3024 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3027 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3028 BLKmode, assert op0 is a MEM and just adjust its mode.
3031 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3032 if bitpos isn't multiple of mode's bitsize.
3034 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3036 * c.opt (-ftemplate-depth=): New.
3037 (-ftemplate-depth-): Deprecate.
3038 * optc-gen.awk: Handle -ftemplate-depth=.
3039 * opth-gen.awk: Likewise.
3040 * c-opts.c (c_common_handle_option): Likewise.
3041 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3043 2010-02-24 Jason Merrill <jason@redhat.com>
3045 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3047 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3049 * cfg.c (alloc_aux_for_block): Remove inline.
3050 (alloc_aux_for_edge): Likewise.
3052 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3054 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3056 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3058 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3059 * config/i386/sol2-gas.h: New file.
3060 * config.gcc (i[34567]86-*-solaris2*): Use it.
3062 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3065 * c-typeck.c (ep_convert_and_check): New.
3066 (build_conditional_expr): Use it.
3067 (build_binary_op): Likewise.
3069 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3071 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3074 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3075 bounds even for -O+.
3076 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3077 expr needs to have DECL_NAME set.
3079 2010-02-24 Nick Clifton <nickc@redhat.com>
3081 * config/mep/mep.c: Include gimple.h.
3082 (mep_function_uses_sp): Delete unused function.
3083 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3084 parameters. Use unsigned integers to count args. Return a
3085 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3087 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3090 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3091 greater or equal to nelt instead of 2 * nelt.
3092 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3095 2010-02-23 Jason Merrill <jason@redhat.com>
3098 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3099 in cfun->local_decls even if they have register types.
3102 * stor-layout.c (place_field): Don't warn about unnecessary
3103 DECL_PACKED if the type is packed.
3105 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3108 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3109 GOTOFF relocs, even when the base reg isn't pic pointer.
3111 2010-02-23 Michael Matz <matz@suse.de>
3114 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3115 (expand_gimple_basic_block): Generate and use debug temps if there
3116 are debug uses left after the last real use of TERed ssa names.
3117 Unlink debug immediate uses when they are expanded.
3119 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3122 * config/i386/i386.c (override_options): Reorganise to provide
3123 better error messages.
3125 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3128 * graphite-scop-detection.c (create_single_exit_edge): Move
3129 the call to find_single_exit_edge to....
3130 (create_sese_edges): ...here. Don't handle multiple edges
3131 exiting the function.
3132 (build_graphite_scops): Don't handle multiple edges
3133 exiting the function.
3135 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3138 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3139 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3141 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3144 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3146 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3149 * c-typeck.c (convert_arguments): Print declaration location.
3150 * c-common.c (validate_nargs): Rename as
3151 builtin_function_validate_nargs.
3152 (check_builtin_function_arguments): Update.
3154 2010-02-22 Richard Guenther <rguenther@suse.de>
3157 * tree-inline.c (declare_return_variable): Use the type of
3158 the call stmt lhs if available.
3160 2010-02-22 Duncan Sands <baldrick@free.fr>
3162 * passes.c (register_pass): Always consider all pass lists when
3163 ref_pass_instance_number is zero.
3165 2010-02-22 Richard Guenther <rguenther@suse.de>
3167 PR tree-optimization/42749
3168 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3169 parameter. Do arithmetic in the original type.
3170 (update_accumulator_with_ops): Likewise.
3171 (adjust_accumulator_values): Adjust.
3173 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3175 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3176 (QI to BLKmode splitter): New splitter.
3178 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3180 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3181 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3183 2010-02-22 Richard Guenther <rguenther@suse.de>
3185 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3187 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3189 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3190 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3191 ($(T)crti.o, $(T)crtn.o): Remove rules.
3193 2010-02-21 Tobias Burnus <burnus@net-b.de>
3196 * doc/invoke.texi (-fassociative-math): Document that this
3197 option is automatically enabled for Fortran.
3199 2010-02-20 David S. Miller <davem@davemloft.net>
3201 * configure.ac: Test if linker and assembler properly support
3202 GOTDATA_OP relocations.
3203 * configure: Rebuild.
3204 * config.in: Likewise.
3205 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3206 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3207 (movsi_high_pic): Likewise.
3208 (movdi_lo_sum_pic): Likewise.
3209 (movdi_high_pic): Likewise.
3210 (movsi_pic_gotdata_op): New pattern.
3211 (movdi_pic_gotdata_op): Likewise.
3212 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3213 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3215 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3218 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3219 attribute to ssemul.
3220 (xop_mulv2div2di3_high): Ditto.
3222 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3225 * c.opt (Wconversion-null): New option.
3226 * doc/invoke.texi (Wconversion-null): Document.
3228 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3230 * common.opt (Wlarger-than-): Add Undocumented.
3232 2010-02-19 Mike Stump <mikestump@comcast.net>
3234 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3236 2010-02-19 Jason Merrill <jason@redhat.com>
3239 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3240 * configure: Likewise.
3242 2010-02-20 Alan Modra <amodra@gmail.com>
3245 * cgraph.h (cgraph_make_decl_local): Declare.
3246 * cgraph.c (cgraph_make_decl_local): New function.
3247 (cgraph_make_node_local): Use it.
3248 * cgraphunit.c (cgraph_function_versioning): Likewise.
3249 * ipa.c (function_and_variable_visibility): Likewise.
3251 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3254 * except.c (sjlj_emit_function_enter): Don't call
3255 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3257 * rtl.h (add_reg_br_prob_note): Remove prototype.
3259 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3262 * c-common.c (conversion_warning): Remove widening conversions
3263 before checking the conversion of integers to reals.
3265 2010-02-19 Mike Stump <mikestump@comcast.net>
3268 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3271 * cgraphunit.c (process_function_and_variable_attributes): Check
3272 DECL_PRESERVE_P instead of looking up attribute "used".
3273 * ipa-pure-const.c (check_decl): Likewise.
3274 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3275 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3276 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3277 instead of attribute "used".
3278 * config/sol2-c.c (solaris_pragma_init): Likewise.
3279 (solaris_pragma_fini): Likewise.
3281 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3283 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3284 Use XCNEW instead of xcalloc.
3285 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3286 XNEW instead of xmalloc.
3287 (get_fields): Use XNEWVEC instead of xmalloc.
3290 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3291 populate vars array.
3292 (create_new_general_access): For debug stmts just reset value.
3293 (get_stmt_accesses): For accesses within debug stmts just record them
3294 using add_access_to_acc_sites instead of preventing the peeling or
3295 counting them as accesses.
3298 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3300 2010-02-19 Richard Guenther <rguenther@suse.de>
3302 PR tree-optimization/42916
3303 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3306 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3308 * configure.ac: Replace all uses of changequote in macro arguments
3309 with proper quoting.
3311 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3314 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3316 2010-02-19 Richard Guenther <rguenther@suse.de>
3318 PR tree-optimization/42944
3319 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3320 test for aliasing with errno.
3322 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3325 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3326 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3327 * dojump.c: Include output.h.
3328 (inv): New inline function.
3329 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3330 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3331 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3332 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3333 argument, pass it down to other calls.
3334 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3335 add REG_BR_PROB note to the conditional jump.
3336 * cfgexpand.c (add_reg_br_prob_note): Removed.
3337 (expand_gimple_cond): Don't call it, add the probability
3338 as last argument to jumpif_1/jumpifnot_1.
3339 * Makefile.in (dojump.o): Depend on output.h.
3340 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3342 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3343 * stmt.c (do_jump_if_equal): Likewise.
3344 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3345 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3346 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3348 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3349 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3350 jumpifnot_1 callers.
3351 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3353 (store_expr): Adjust jumpifnot caller.
3354 (store_constructor): Adjust jumpif caller.
3357 * gimplify.c (gimple_boolify): For __builtin_expect call
3358 gimple_boolify also on its first argument.
3360 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3362 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3364 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3365 * configure: Regenerated.
3367 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3369 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3370 lang_hooks.types_compatible_p instead of comptypes.
3372 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3374 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3375 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3376 if __prefer_thumb__ is defined.
3378 2010-02-18 Martin Jambor <mjambor@suse.cz>
3380 PR tree-optimization/43066
3381 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3382 array with zero-sized element type.
3384 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3386 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3387 rtx, allocate struct var_loc_node here and return it to the
3388 caller, and only if it is actually needed.
3389 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3390 move it earlier and return immediately if it returns NULL.
3392 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3394 * config/sparc/gas.h: New file. Restore
3395 TARGET_ASM_NAMED_SECTION to its ELF default.
3396 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3398 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3399 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3400 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3401 after sparc/sysv4.h.
3403 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3405 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3407 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3409 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3410 patterns from predicated pattern.
3412 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3415 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3416 for insn mnemonic suffix.
3418 2010-02-17 Richard Guenther <rguenther@suse.de>
3420 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3423 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3426 * caller-save.c (save_call_clobbered_regs): If BB ends with
3427 a DEBUG_INSN, move any notes in between last real insn and the last
3428 DEBUG_INSN after the last DEBUG_INSN.
3430 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3432 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3433 Fix return type. Fix argument type. Explain meaning of return value.
3435 2010-02-16 Richard Guenther <rguenther@suse.de>
3437 PR tree-optimization/41043
3438 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3439 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3441 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3443 2010-02-16 Ira Rosen <irar@il.ibm.com>
3445 PR tree-optimization/43074
3446 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3447 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3448 vectorizable cycles in hybrid SLP check.
3449 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3451 2010-02-16 Richard Guenther <rguenther@suse.de>
3453 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3454 (true_dependence): If memrefs_conflict_p computes must-alias
3455 trust it. Move TBAA check after offset-based disambiguation.
3456 (canon_true_dependence): Likewise.
3458 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3460 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3461 * doc/invoke.texi: Document it.
3462 * var-tracking.c: Include toplev.h and params.h.
3463 (vt_find_locations): Return bool indicating success. Compute
3464 hash sizes unconditionally. Check new parameter, report.
3465 (variable_tracking_main_1): Check vt_find_locations results and
3466 retry. Renamed from...
3467 (variable_tracking_main): ... this. New wrapper to preserve