1 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3 * config/s390/s390.c (s390_call_save_register_used): Switch back
6 2010-04-15 Richard Guenther <rguenther@suse.de>
8 * alias.c (alias_set_subset_of): Handle alias-set zero
11 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
12 Julian Brown <julian@codesourcery.com>
14 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
15 alternatives according to use of high and low regs.
16 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
17 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
18 optimizing for size on Thumb-2.
20 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
22 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
24 2010-04-15 Richard Guenther <rguenther@suse.de>
26 * tree-ssa-structalias.c (struct variable_info): Add
28 (new_var_info): Initialize it.
29 (dump_constraints): Support printing last added constraints.
30 (debug_constraints): Adjust.
31 (dump_constraint_graph): Likewise.
32 (make_heapvar_for): Check for NULL cfun.
33 (get_function_part_constraint): New function.
34 (get_fi_for_callee): Likewise.
35 (find_func_aliases): Properly implement IPA PTA constraints.
36 (process_ipa_clobber): New function.
37 (find_func_clobbers): Likewise.
38 (insert_into_field_list_sorted): Remove.
39 (create_function_info_for): Properly allocate vars for IPA mode.
40 Do not use insert_into_field_list_sorted.
41 (create_variable_info_for): Properly generate constraints for
42 global vars in IPA mode.
43 (dump_solution_for_var): Always dump the solution.
44 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
45 (find_what_var_points_to): Adjust.
46 (pt_solution_set): Change.
47 (pt_solution_ior_into): New function.
48 (pt_solution_empty_p): Export.
49 (pt_solution_includes_global): Adjust.
50 (pt_solution_includes_1): Likewise.
51 (pt_solutions_intersect_1): Likewise.
52 (dump_sa_points_to_info): Check some invariants.
53 (solve_constraints): Move constraint dumping ...
54 (compute_points_to_sets): ... here.
55 (ipa_pta_execute): ... and here.
56 (compute_may_aliases): Do not re-compute points-to info
57 locally if IPA info is available.
58 (ipa_escaped_pt): New global var.
59 (ipa_pta_execute): Properly implement IPA PTA.
60 * tree-into-ssa.c (dump_decl_set): Support dumping
61 decls not in referenced-vars.
62 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
63 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
64 (dump_points_to_solution): Likewise.
65 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
66 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
67 (remap_gimple_stmt): Reset call clobber/use information if
69 (copy_decl_to_var): Copy DECL_PT_UID.
70 (copy_result_decl_to_var): Likewise.
71 * tree.c (make_node_stat): Initialize DECL_PT_UID.
72 (copy_node_stat): Copy it.
73 * tree.h (DECL_PT_UID): New macro.
74 (SET_DECL_PT_UID): Likewise.
75 (DECL_PT_UID_SET_P): Likewise.
76 (struct tree_decl_minimal): Add pt_uid member.
77 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
78 (pt_solution_empty_p): Declare.
79 (pt_solution_set): Adjust.
80 (ipa_escaped_pt): Declare.
81 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
82 * gimple-pretty-print.c (pp_points_to_solution): New function.
83 (dump_gimple_call): Dump call clobber/use information.
84 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
85 * tree-pass.h (TDF_ALIAS): New dump option.
86 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
87 * doc/invoke.texi (-fipa-pta): Update documentation.
89 2010-04-15 Richard Guenther <rguenther@suse.de>
91 * Makefile.in (OBJS-common): Add gimple-fold.o.
92 (gimple-fold.o): New rule.
93 * tree.h (maybe_fold_offset_to_reference,
94 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
97 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
98 may_propagate_address_into_dereference): Move prototypes ...
100 * tree-ssa-ccp.c (get_symbol_constant_value,
101 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
102 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
103 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
104 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
105 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
106 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
107 gimplify_and_update_call_from_tree): Move ...
108 * gimple-fold.c: ... here. New file.
109 (ccp_fold_builtin): Rename to ...
110 (gimple_fold_builtin): ... this.
111 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
113 2010-04-15 Richard Guenther <rguenther@suse.de>
115 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
116 fit_double_type, force_fit_type_double, add_double_with_sign,
117 neg_double, mul_double_with_sign, lshift_double, rshift_double,
118 lrotate_double, rrotate_double, div_and_round_double): Move ...
119 * double-int.c: ... here.
120 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
121 add_double, neg_double, mul_double_with_sign, mul_double,
122 lshift_double, rshift_double, lrotate_double, rrotate_double,
123 div_and_round_double): Move prototypes ...
124 * double-int.h: ... here.
126 2010-04-15 Bernd Schmidt <bernd.schmidt@codesourcery.com>
129 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
130 matching constraints to ensure inputs match the output.
132 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
135 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
136 in an input-only operand.
138 2010-04-15 Anatoly Sokolov <aesok@post.ru>
140 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
141 (double_int_not, double_int_lshift, double_int_rshift): Declare.
142 (double_int_negative_p): Convert to static inline function.
143 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
144 (double_int_negative_p): Remove.
145 * tree.h (lshift_double, rshift_double):
146 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
147 * fold-const.c (fold_convert_const_int_from_real,
148 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
149 (lshift_double): Change type of arith argument to bool.
150 (rshift_double): Change type of arith argument to bool. Correct
152 * expmed.c (mask_rtx, lshift_value): (Ditto.).
154 2010-04-14 Bernd Schmidt <bernd.schmidt@codesourcery.com>
157 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
158 at the start and end of the then/else blocks, and omit them from the
160 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
161 argument; all callers changed. Pass zero to old_insns_match_p instead.
162 (flow_find_head_matching_sequence): New function.
163 (old_insns_match_p): Check REG_EH_REGION notes for calls.
164 * basic-block.h (flow_find_cross_jump,
165 flow_find_head_matching_sequence): Declare functions.
167 2010-04-14 Jason Merrill <jason@redhat.com>
170 * c-common.c (attribute_takes_identifier_p): New fn.
171 * c-common.h: Declare it.
173 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
175 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
177 (*udivmod<mode>4): Ditto.
179 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
181 * config/i386/i386.md (maxmin_int): Rename code attribute from
182 maxminiprefix and update all users.
183 (maxmin_float): Ditto from maxminfprefix.
184 (logic): Ditto from logicprefix.
185 (absneg_mnemonic): Ditto from absnegprefix.
186 * config/i386/mmx.md: Update all users of maxminiprefix,
187 maxminfprefix and loficprefix for rename.
188 * config/i386/sse.md: Ditto.
189 * config/i386/sync.md (sync_<code><mode>): Update for
192 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
195 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
196 warnings converted to errors.
198 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
200 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
201 used insn_type variable.
202 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
203 to avoid set-but-not-used warning.
205 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
207 * df-core.c (df_ref_debug): Change format string placeholder
209 * dwarf2asm.c (dw2_asm_output_data_raw,
210 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
211 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
212 * dwarf2out.c (output_cfi, output_cfi_directive,
213 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
214 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
216 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
217 * print-rtl.c (print_rtx): Ditto.
219 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
222 * builtins.c (expand_builtin_pow_root): New function to expand pow
223 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
224 series of sqrt and cbrt calls under -ffast-math.
225 (expand_builtin_pow): Call it.
227 2010-04-14 Michael Matz <matz@suse.de>
229 PR tree-optimization/42963
230 * tree-cfg.c (touched_switch_bbs): New static variable.
231 (group_case_labels_stmt): New function broken out from ...
232 (group_case_labels): ... here, use the above.
233 (start_recording_case_labels): Allocate touched_switch_bbs.
234 (end_recording_case_labels): Deallocate it, call
235 group_case_labels_stmt.
236 (gimple_redirect_edge_and_branch): Remember index of affected BB.
238 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
240 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
243 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
245 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
247 2010-04-13 Jan Hubicka <jh@suse.cz>
249 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
250 of optimized out static functions.
251 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
252 cost computation. Also sanity check for overflows.
253 (update_caller_keys): Update cgraph_edge_badness call; properly
254 update fibheap and sanity check that it is up to date.
255 (add_new_edges_to_heap): Update cgraph_edge_badness.
256 (cgraph_decide_inlining_of_small_function): Likewise;
257 add sanity checking that badness in heap is up to date;
258 improve dumping of reason; Update badness of calls to the
259 offline copy of function currently inlined; dump badness
260 of functions not inlined because of unit growth limits.
262 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
265 * c-common.c (pointer_int_sum): Disregard overflow that occured only
266 because of sign-extension change when converting to sizetype here...
267 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
269 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
270 the folding to constants. Remove redundant final conversion.
271 (fold_binary) <associate>: Do not associate if the re-association of
272 constants alone overflows.
273 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
274 to the end of the list.
275 (multiple_of_p) <COND_EXPR>: New case.
277 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
279 * opt-functions.awk (opt_sanitized_name): New.
281 * optc-gen.awk: Use it
282 * opth-gen.awk: Use it.
284 2010-04-13 Martin Jambor <mjambor@suse.cz>
286 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
287 (sra_modify_assign): Delete stmts loading dead data even if racc has no
288 children. Call replace_uses_with_default_def_ssa_name to handle
291 2010-04-13 Michael Matz <matz@suse.de>
294 * builtins.c (expand_builtin_interclass_mathfn): Also create
295 a register if the predicate doesn't match.
297 2010-04-13 Diego Novillo <dnovillo@google.com>
299 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
300 * c-pch.c: Include timevar.h.
301 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
302 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
303 * ggc-common.c: Include timevar.h.
304 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
305 * timevar.def (TV_PCH_SAVE): Define.
306 (TV_PCH_CPP_SAVE): Define.
307 (TV_PCH_PTR_REALLOC): Define.
308 (TV_PCH_PTR_SORT): Define.
309 (TV_PCH_RESTORE): Define.
310 (TV_PCH_CPP_RESTORE): Define.
312 2010-04-13 Michael Matz <matz@suse.de>
314 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
316 (can_reassociate_p): New function.
317 (break_up_subtract_bb, reassociate_bb): Use it.
319 2010-04-13 Richard Guenther <rguenther@suse.de>
322 * builtins.c (c_readstr): Fix assert.
324 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
326 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
327 when generating cltd insn.
329 (*ashl<mode>3_1): Remove special handling for register operand 2.
330 (*ashlsi3_1_zext): Ditto.
332 (*ashlhi3_1_lea): Ditto.
334 (*ashlqi3_1_lea): Ditto.
335 (*<shiftrt_insn><mode>3_1): Ditto.
336 (*<shiftrt_insn>si3_1_zext): Ditto.
337 (*<shiftrt_insn>qi3_1_slp): Ditto.
338 (*<rotate_insn><mode>3_1): Ditto.
339 (*<rotate_insn>si3_1_zext): Ditto.
340 (*<rotate_insn>qi3_1_slp): Ditto.
342 2010-04-13 Richard Guenther <rguenther@suse.de>
344 * tree-ssa-structalias.c (callused_id): Remove.
345 (call_stmt_vars): New.
346 (get_call_vi): Likewise.
347 (lookup_call_use_vi): Likewise.
348 (lookup_call_clobber_vi): Likewise.
349 (get_call_use_vi): Likewise.
350 (get_call_clobber_vi): Likewise.
351 (make_transitive_closure_constraints): Likewise.
352 (handle_const_call): Adjust to do per-call call-used handling.
353 (handle_pure_call): Likewise.
354 (find_what_var_points_to): Remove general callused handling.
355 (init_base_vars): Likewise.
356 (init_alias_vars): Initialize call_stmt_vars.
357 (compute_points_to_sets): Process call-used and call-clobbered
358 vars for call statements.
359 (delete_points_to_sets): Free call_stmt_vars.
361 2010-04-13 Richard Guenther <rguenther@suse.de>
363 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
364 Only add RW dependence for dependence distance zero.
365 Adjust maximal vectorization factor according to dependences.
366 Move alignment handling ...
367 (vect_find_same_alignment_drs): ... here. New function.
368 (vect_analyze_data_ref_dependences): Adjust.
369 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
370 (vect_analyze_data_refs): Adjust minimal vectorization factor
371 according to data references.
372 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
373 dependences before determining the vectorization factor.
374 Analyze alignment after determining the vectorization factor.
375 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
376 dependences before alignment.
377 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
379 (vect_analyze_data_refs): Likewise.
380 (MAX_VECTORIZATION_FACTOR): New define.
382 2010-04-13 Duncan Sands <baldrick@free.fr>
384 * except.h (lang_eh_type_covers): Remove.
385 * except.c (lang_eh_type_covers): Likewise.
387 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
388 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
390 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
391 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
392 UNITS_PER_LONG where it is ABI relevant.
393 (s390_return_addr_rtx): Likewise.
394 (s390_back_chain_rtx): Likewise.
395 (s390_frame_area): Likewise.
396 (s390_frame_info): Likewise.
397 (s390_initial_elimination_offset): Likewise.
398 (save_gprs): Likewise.
399 (s390_emit_prologue): Likewise.
400 (s390_emit_epilogue): Likewise.
401 (s390_function_arg_advance): Likewise.
402 (s390_function_arg): Likewise.
403 (s390_va_start): Likewise.
404 (s390_gimplify_va_arg): Likewise.
405 (s390_function_profiler): Likewise.
406 (s390_optimize_prologue): Likewise.
407 (s390_rtx_costs): Likewise.
408 (s390_secondary_reload): Likewise.
409 (s390_promote_function_mode): Likewise.
410 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
411 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
413 (s390_unwind_word_mode): New function.
414 (s390_function_value): Split 64 bit values into register pair if
415 used as return value.
416 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
417 function call parameters. Handle parallels.
418 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
419 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
420 (DWARF_CIE_DATA_ALIGNMENT): New macro.
421 (s390_expand_setmem): Remove unused variable src_addr.
422 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
423 deal with 64 bit registers.
424 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
425 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
426 (UNITS_PER_LONG): New macro.
427 * libjava/include/s390-signal.h: Define extended ucontext
428 structure containing the upper halfs of the 64 bit registers.
430 2010-04-13 Simon Baldwin <simonb@google.com>
432 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
434 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
436 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
437 rvalue on the RHS if the LHS is of a non-renamable type.
438 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
440 2010-04-13 Matthias Klose <doko@ubuntu.com>
442 * gcc.c (cc1_options): Handle -iplugindir before processing
443 the cc1 spec. Only add -iplugindir once.
444 (cpp_unique_options): Add -iplugindir option if -fplugin* options
446 * common.opt (iplugindir): Remove `Separate' property, initialize.
447 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
449 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
450 (distclean): Remove plugin dir.
451 * doc/invoke.texi: Document -iplugindir.
453 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
455 * doc/plugins.texi (Loading Plugins): Document short
457 (Plugin API): Mention default_plugin_dir_name function.
459 * gcc.c (find_file_spec_function): Add new declaration.
460 (static_spec_func): Use it for "find-file".
461 (find_file_spec_function): Add new function.
462 (cc1_options): Add -iplugindir option if -fplugin* options found.
464 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
466 * plugin.c (add_new_plugin): Updated comment, and handle short
468 (default_plugin_dir_name): Added new function.
470 * common.opt (iplugindir): New option to set the plugin directory.
472 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
474 * config/i386/i386.md (any_rotate): New code iterator.
475 (rotate_insn): New code attribute.
477 (SWIM124): New mode iterator.
478 (<rotate_insn>ti3): New expander.
479 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
480 any_rotate code iterator.
481 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
482 using any_rotate code iterator and SWIM124 mode iterator.
483 (ix86_rotlti3): New insn_and_split pattern.
484 (ix86_rotrti3): Ditto.
485 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
486 ix86_rotl{di,ti}3 patterns.
487 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
488 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
489 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
490 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
491 code iterator and SWI mode iterator.
492 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
493 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
495 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
496 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
497 (bswap rotatert splitter): Add splitter.
498 (bswap splitter): Macroize splitter using any_rotate code iterator.
499 Add insn predicate to split only for TARGET_USE_XCHGB or when
500 optimizing function for size.
502 2010-04-12 Steve Ellcey <sje@cup.hp.com>
504 * config/pa/pa.c (emit_move_sequence): Remove use of
505 deleted variable flag_argument_noalias.
507 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
509 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
511 Add to unsupported targets list.
512 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
513 sparc*-sun-solaris2.[567]* from target lists.
514 * configure: Regenerate.
515 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
517 Remove Solaris 7 patch references.
518 (Specific, sparc-sun-solaris2.7): Removed.
519 (sparc-sun-solaris2*): Update Solaris 7 example.
520 (sparc64-*-solaris2*): Likewise.
522 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
524 * config.build (alpha*-dec-osf4*): Remove.
525 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
526 of obsolete configurations.
527 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
529 * config/alpha/t-osf4: Renamed to ...
530 * config/alpha/t-osf5: ... this.
531 * config/alpha/osf.h: Renamed to ...
532 * config/alpha/osf5.h: ... this.
533 Merged old osf5.h contents.
535 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
536 (EXTRA_SPECS): Removed.
537 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
538 reflect removal of Tru64 UNIX V4.0/V5.0 support.
541 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
543 * doc/contrib.texi (Contributors, Rainer Orth): Update.
545 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
548 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
549 __thiscall convention.
551 2010-04-12 Steve Ellcey <sje@cup.hp.com>
553 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
555 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
557 2010-04-12 Steve Ellcey <sje@cup.hp.com>
559 * function.c (assign_parms_initialize_all): Add unused attribute
562 2010-04-12 Richard Guenther <rguenther@suse.de>
564 * gsstruct.def (GSS_CALL): New.
565 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
566 * gimple.h: Include tree-ssa-alias.h.
567 (struct gimple_statement_call): New.
568 (union gimple_statement_struct_d): Add gimple_call member.
569 (gimple_call_reset_alias_info): Declare.
570 (gimple_call_use_set): New function.
571 (gimple_call_clobber_set): Likewise.
572 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
573 * gimple.c (gimple_call_reset_alias_info): New function.
574 (gimple_build_call_1): Call it.
575 * lto-streamer-in.c (input_gimple_stmt): Likewise.
576 * tree-inline.c (remap_gimple_stmt): Likewise.
577 (expand_call_inline): Remove callused handling.
578 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
579 * tree-dfa.c (dump_variable): Likewise.
580 * tree-parloops.c (parallelize_loops): Likewise.
581 * tree-ssa.c (init_tree_ssa): Likewise.
582 (delete_tree_ssa): Likewise.
583 * tree-flow-inline.h (is_call_used): Remove.
584 * tree-flow.h (struct gimple_df): Remove callused member.
585 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
586 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
587 (ref_maybe_used_by_call_p_1): Simplify.
588 (call_may_clobber_ref_p_1): Likewise.
589 * tree-ssa-structalias.c (compute_points_to_sets): Set
590 the call stmt used and clobbered sets.
591 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
592 (find_tail_calls): Verify the tail call.
594 2010-04-12 Richard Guenther <rguenther@suse.de>
596 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
597 single-iteration always-inline inlining.
598 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
599 (cgraph_decide_inlining): Do not handle always-inline specially.
600 (try_inline): Remove always-inline cycle detection special case.
601 Do not recurse on always-inlines.
602 (cgraph_early_inlining): Do not iterate if not optimizing.
603 (cgraph_gate_early_inlining): remove.
604 (pass_early_inline): Run unconditionally.
605 (gate_cgraph_decide_inlining): New function.
606 (pass_ipa_inline): Use it. Do not run the IPA inliner if
607 not inlining or optimizing.
608 (cgraph_decide_inlining_of_small_functions): Also consider
609 always-inline functions.
610 (cgraph_default_inline_p): Return true for nodes which should
611 disregard inline limits.
612 (estimate_function_body_sizes): Assume zero size and time for
613 nodes which are marked as disregarding inline limits.
614 (cgraph_decide_recursive_inlining): Do not perform recursive
615 inlining on always-inline nodes.
617 2010-04-12 Jakub Jelinek <jakub@redhat.com>
620 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
621 for exprs satisfying handled_component_p.
623 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
625 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
626 non-constant aggregate elements.
628 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
629 is a real initialization.
631 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
634 * c-decl.c (start_function): Move forward check for nested function.
636 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
638 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
639 * config/sh/sh.c: Include reload.h.
640 (sh_legitimize_reload_address): New.
641 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
642 sh_legitimize_reload_address.
644 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
646 * config/sh/sh.md (*movqi_pop): New insn pattern.
647 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
649 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
651 * config/i386/i386.md (any_shiftrt): New code iterator.
652 (shiftrt_insn): New code attribute.
654 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
655 using any_shiftrt code iterator.
656 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
657 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
658 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
659 pattern from corresponding peephole2 patterns.
660 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
661 using any_shiftrt code iterator.
662 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
663 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
664 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
665 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
666 *{ashr,lshr}<mode>3_cmp_zext.
667 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
669 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
671 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
673 (*lshr<mode>3_cconly): Ditto.
675 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
677 * config/i386/i386.md (lshr<mode>3): Macroize expander from
678 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
679 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
680 pattern from *lshr{di,ti}3_1 and corresponding splitters using
682 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
683 from corresponding peephole2 patterns.
684 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
685 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
686 and *lshrdi3_1_rex64 using SWI mode iterator.
687 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
688 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
689 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
690 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
691 and *lshrdi3_cmp_rex64 using SWI mode iterator.
692 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
693 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
694 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
695 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
698 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
700 * config/i386/i386.md (ashr<mode>3): Macroize expander from
701 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
702 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
703 pattern from *ashr{di,ti}3_1 and corresponding splitters using
705 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
706 from corresponding peephole2 patterns.
707 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
708 (ashrsi3_cvt): Rename from ashrsi3_31.
709 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
710 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
711 and x86_64_shift_adj_3 using SWI48 mode iterator.
712 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
713 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
714 and *ashrdi3_1_rex64 using SWI mode iterator.
715 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
716 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
717 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
718 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
719 and *ashrdi3_cmp_rex64 using SWI mode iterator.
720 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
721 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
722 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
723 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
725 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
726 * config/i386/i386.c (ix86_split_ashr): Update for renamed
727 x86_shift<mode>_adj_3 expanders.
729 2010-04-10 Wei Guozhi <carrot@google.com>
732 * config/arm/arm.c (arm_pic_static_addr): New function.
733 (legitimize_pic_address): Call arm_pic_static_addr when it detects
735 (arm_output_addr_const_extra): Output expression for new pattern.
736 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
738 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
740 * ira-costs.c (record_reg_classes): Ignore alternatives that are
743 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
744 * web.c: Include "insn-config.h" and "recog.h".
745 (union_match_dups): New function.
747 (union_defs): Don't try to recognize match_dups.
749 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
750 if doing so would replace the entire pattern.
752 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
756 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
757 and splitter pattern. Change splitter operand 1 predicate to
760 2010-04-09 Martin Jambor <mjambor@suse.cz>
762 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
763 lattices are addresses of CONST_DECLs with the same initial value.
764 (ipcp_print_all_lattices): Print values of CONST_DECLs.
765 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
767 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
768 Bernd Schmidt <bernd.schmidt@codesourcery.com>
770 * loop-invariant.c (replace_uses): New static function.
771 (move_invariant_reg): Use it to ensure we can replace the uses.
773 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
775 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
777 (picochip_override_options): Enable section anchors only above -O1.
778 (picochip_reorg): Fixed a couple of build warnings.
780 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
782 * configure.ac (plugin -rdynamic test): Log result.
783 * configure: Regenerate.
784 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
785 (RDYNAMIC_SPEC): Define.
786 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
788 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
790 * configure.ac: Determine Sun ld version numbers.
791 (comdat_group): Restrict GNU ld version checks to gld.
792 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
793 (enable_comdat): Support --enable-comdat.
794 * configure: Regenerate.
795 * doc/install.texi (Configuration): Document --enable-comdat.
797 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
799 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
800 * config/sol2-gld.h: ... here.
801 * config.gcc (sparc*-*-solaris2*): Reflect this.
802 (i[34567]86-*-solaris2*): Use it.
804 2010-04-09 Steve Ellcey <sje@cup.hp.com>
806 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
808 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
810 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
813 * diagnostic.c (diagnostic_initialize): Initialize
814 some_warnings_are_errors.
815 (diagnostic_finish): New.
816 (diagnostic_action_after_output): Call it before exiting.
817 (diagnostic_report_diagnostic): Do not print message here. Set
818 some_warnings_are_errors.
819 * diagnostic.h (diagnostic_context): Delete
820 issue_warnings_are_errors_message. Add some_warnings_are_errors.
821 (diagnostic_finish): Declare.
822 * toplev.c (toplev_main): Call it before exit.
824 2010-04-09 Jason Merrill <jason@redhat.com>
827 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
831 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
832 based on a warning flag.
834 2010-04-09 Richard Guenther <rguenther@suse.de>
836 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
838 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
841 * varasm.c (default_assemble_visibility): Wrap vars that are
842 set, but unused, by targets without GAS.
843 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
844 Remove set, but unused, vars.
845 (rs6000_legitimize_tls_address): Likewise.
846 (altivec_expand_dst_builtin): Likewise.
847 * config/darwin.c (machopic_classify_symbol): Likewise.
848 (machopic_indirection_name): Likewise.
850 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
852 * config/i386/i386.md (DWI): New mode iterator.
853 (S): New mode attribute.
854 (shift_operand): Ditto.
855 (shift_immediate_operand): Ditto.
856 (ashl_input_operand): Ditto.
857 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
858 using SDWIM mode iterator.
859 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
860 pattern from *ashl{di,ti}3_1 and corresponding splitters using
862 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
863 from corresponding peephole2 patterns.
864 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
865 and x86_64_shift_adj_1 using SWI48 mode iterator.
866 (x86_shift<mode>_adj_2): Ditto.
867 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
868 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
869 using SWI48 mode iterator.
870 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
871 *ashldi3_cmp_rex64 using SWI mode iterator.
872 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
873 *ashldi3_cconly_rex64 using SWI mode iterator.
874 * config/i386/i386.c (ix86_split_ashl): Update for renamed
875 x86_shift<mode>_adj_{1,2}.
876 (ix86_split_ashr): Ditto.
877 (ix86_split_lshr): Ditto.
879 2010-04-09 Richard Guenther <rguenther@suse.de>
881 * target.h (builtin_conversion): Pass in input and output types.
882 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
883 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
884 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
885 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
887 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
889 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
891 2010-04-09 Richard Guenther <rguenther@suse.de>
894 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
896 2010-04-09 Richard Guenther <rguenther@suse.de>
898 * tree-vectorizer.h (struct _stmt_vec_info): Document
899 that vectype is the type of the LHS.
900 (supportable_widening_operation, supportable_narrowing_operation):
901 Get both input and output vector types as arguments.
902 (vect_is_simple_use_1): Declare.
903 (get_same_sized_vectype): Likewise.
904 * tree-vect-loop.c (vect_determine_vectorization_factor):
905 Set STMT_VINFO_VECTYPE to the vector type of the def.
906 (vectorizable_reduction): Adjust.
907 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
908 Adjust. Specify the output vector type.
909 (vect_pattern_recog_1): Adjust.
910 * tree-vect-stmts.c (get_same_sized_vectype): New function.
911 (vectorizable_call): Adjust.
912 (vectorizable_conversion): Likewise.
913 (vectorizable_operation): Likewise.
914 (vectorizable_type_demotion): Likewise.
915 (vectorizable_type_promotion): Likewise.
916 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
918 (vect_is_simple_use_1): New function.
919 (supportable_widening_operation): Get both input and output
921 (supportable_narrowing_operation): Likewise.
922 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
924 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
926 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
927 __thiscall and _thiscall as predefined macros.
928 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
929 thiscall attribute handling.
930 (ix86_comp_type_attributes): Likewise.
931 (ix86_function_regparm): Likewise.
932 (ix86_return_pops_args): Likewise.
933 (init_cumulative_args): Likewise.
934 (find_drap_reg): Likewise.
935 (ix86_static_chain): Likewise.
936 (x86_this_parameter): Likewise.
937 (x86_output_mi_thunk): Likewise.
938 (ix86_attribute_table): Add description for thiscall attribute.
939 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
940 * doc/extend.texi: Add documentation for thiscall.
942 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
945 * c.opt (Wint-to-pointer-cast): Available in C++.
946 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
948 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
950 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
951 * calls.c (expand_call): Pass the function type to aggregate_value_p.
952 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
953 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
954 function type instead. Reorder and simplify checks.
956 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
958 2010-04-08 Jing Yu <jingyu@google.com>
959 Zdenek Dvorak <ook@ucw.cz>
961 PR tree-optimization/42720
962 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
963 loop unswitch conditions here from ...
964 (tree_unswitch_single_loop): ... here.
966 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
968 * tree-if-conv.c: Fix comments and simplify logic.
970 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
972 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
973 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
974 (main_tree_if_conversion): Update call to tree_if_conversion.
976 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
979 * doc/invoke.texi (-b,-V): Delete.
980 * doc/tm.texi: Do not mention -b.
981 * gcc.c (display_help): Delete -b and -V.
982 (process_command): Delete -b and -V.
983 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
985 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
986 Wolfgang Gellerich <gellerich@de.ibm.com>
988 Implement target hook for loop unrolling
989 * target.h (loop_unroll_adjust): Add a new target hook function.
990 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
991 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
992 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
993 (s390_loop_unroll_adjust): Implement the new target hook for s390.
994 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
996 (decide_unroll_stupid): Likewise.
998 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1001 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1003 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1005 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1006 (Specific, *-*-solaris2*): Likewise.
1007 Don't prefer Sun as over GNU as.
1009 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1011 * config/s390/s390.c (override_options): Adjust the z10
1012 defaults for max-unroll-times, max-completely-peeled-insns
1013 and max-completely-peel-times.
1015 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1017 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1018 instructions for z10.
1019 (s390_expand_setmem): Likewise.
1020 (s390_expand_cmpmem): Likewise.
1022 2010-04-08 Richard Guenther <rguenther@suse.de>
1024 PR tree-optimization/43679
1025 * tree-ssa-pre.c (eliminate): Only propagate copies.
1027 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1030 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1031 set but not used variable warning.
1033 2010-04-08 Wei Guozhi <carrot@google.com>
1036 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1037 (arm_size_rtx_costs): Call the new function when optimized for size.
1039 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1042 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1043 op0 is not a MEM, just return NULL instead of assertion
1045 (discover_nonconstant_array_refs): Don't walk debug stmts.
1047 2010-04-08 Doug Kwan <dougkwan@google.com>
1049 * configure.ac: Recognize gold and do not use its version number
1050 to test ld features.
1051 * configure: Regenerate.
1053 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1056 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1057 (negate_value): Move code to push elements to broken_up_substracts ...
1058 (eliminate_plus_minus_pair): ... here. Push operands that have no
1059 negative pair to plus_negates.
1060 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1062 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1064 * doc/install.texi (Configuration): Move description of
1065 --enable-lto, --with-libelf*, --enable-gold from Java section to
1068 * doc/generic.texi (Working with declarations)
1069 (Function Properties, C and C++ Trees): Fix typos.
1070 * doc/sourcebuild.texi (Top Level): Likewise.
1072 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1075 * tree.h (DECL_READ_P): Define.
1076 (struct tree_decl_common): Add decl_read_flag.
1077 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1078 a set but not used warning.
1079 (merge_decls): Merge DECL_READ_P flag.
1080 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1081 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1082 * c-common.c (handle_used_attribute, handle_unused_attribute):
1084 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1086 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1088 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1089 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1090 c_parser_binary_expression, c_parser_cast_expression,
1091 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1092 Call default_function_array_read_conversion instead of
1093 default_function_array_conversion where needed.
1094 (c_parser_unary_expression, c_parser_conditional_expression,
1095 c_parser_postfix_expression_after_primary, c_parser_initelt):
1096 Likewise. Call mark_exp_read where needed.
1097 (c_parser_statement_after_labels, c_parser_asm_operands,
1098 c_parser_typeof_specifier, c_parser_sizeof_expression,
1099 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1101 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1103 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1104 (warn_unused_but_set_parameter): Default to warn_unused
1106 * doc/invoke.texi: Document -Wunused-but-set-variable and
1107 -Wunused-but-set-parameter.
1109 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1110 used count variable.
1111 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1112 when operandN variables aren't used in the body of the expander
1114 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1115 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1116 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1117 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1118 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1119 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1120 * tree.c (PROCESS_ARG): Likewise.
1122 2010-04-07 Simon Baldwin <simonb@google.com>
1124 * diagnostic.h (diagnostic_override_option_index): New macro to
1125 set a diagnostic's option_index.
1126 * c-tree.h (c_cpp_error): Add warning reason argument.
1127 * opts.c (_warning_as_error_callback): New.
1128 (register_warning_as_error_callback): Store callback for
1129 warnings enabled via enable_warning_as_error.
1130 (enable_warning_as_error): Call callback, minor code tidy.
1131 * opts.h (register_warning_as_error_callback): Declare.
1132 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1133 response to -Werror=.
1134 (c_common_init_options): Register warning_as_error_callback in opts.c.
1135 * common.opt: Add -Wno-cpp option.
1136 * c-common.c (struct reason_option_codes_t): Map cpp warning
1137 reason codes to gcc option indexes.
1138 * (c_option_controlling_cpp_error): New function, lookup the gcc
1139 option index for a cpp warning reason code.
1140 * (c_cpp_error): Add warning reason argument, call
1141 c_option_controlling_cpp_error for diagnostic_override_option_index.
1142 * doc/invoke.texi: Document -Wno-cpp.
1144 2010-04-07 Richard Guenther <rguenther@suse.de>
1146 * ipa-reference.c (mark_load): Use get_base_address.
1147 (mark_store): Likewise.
1149 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1150 inserting GIMPLE_NOPs into the IL.
1151 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1152 Explicitly strip handled components and indirect references.
1154 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1155 folding address expressions.
1156 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1157 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1158 operand_equal_p to compare decls.
1159 (ptr_deref_may_alias_decl_p): Likewise.
1160 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1161 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1162 Handle reversed comparison ops.
1163 * tree-sra.c (asm_visit_addr): Use get_base_address.
1164 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1165 * ipa-reference.c (mark_address): Use get_base_address.
1167 2010-04-07 Richard Guenther <rguenther@suse.de>
1169 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1170 Propagate constants everywhere.
1172 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1175 * tree.c (MAX_INT_CACHED_PREC): Define.
1176 (nonstandard_integer_type_cache): New array.
1177 (build_nonstandard_integer_type): Cache results for precision
1178 <= MAX_INT_CACHED_PREC.
1180 2010-04-07 Richard Guenther <rguenther@suse.de>
1182 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1183 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1184 * common.opt: Likewise.
1185 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1186 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1187 (nonoverlapping_memrefs_p): Likewise.
1188 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1189 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1190 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1191 OPT_fargument_noalias_global for backward compatibility.
1193 2010-04-07 Richard Guenther <rguenther@suse.de>
1195 PR tree-optimization/43270
1196 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1197 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1198 * tree-ssa-pre.c (phi_translate_1): Adjust.
1199 (fully_constant_expression): Split out vn_reference handling to ...
1200 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1201 Fold reads from constant strings.
1202 (vn_reference_lookup): Handle fully constant references.
1203 (vn_reference_lookup_pieces): Likewise.
1204 * Makefile.in (expmed.o-warn): Add -Wno-error.
1206 2010-04-07 Martin Jambor <mjambor@suse.cz>
1208 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1210 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1213 * gcc.c: Add -static-libstdc++ to list of recognized options.
1215 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1217 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1219 2010-04-07 Richard Guenther <rguenther@suse.de>
1222 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1223 bases build simple mem attributes to retain points-to information.
1225 2010-04-07 Richard Guenther <rguenther@suse.de>
1228 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1229 preserve points-to related information.
1231 2010-04-07 Richard Guenther <rguenther@suse.de>
1234 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1235 discard plain indirect references.
1236 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1237 * tree.c (tree_nop_conversion): Likewise.
1239 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1242 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1244 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1246 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1247 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1249 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1251 * tree-if-conv.c: Fix indentation and comments.
1253 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1255 * tree-if-conv.c: Sort static functions in topological order.
1257 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1259 * tree-if-conv.c: Fix indentation and comments.
1261 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1264 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1265 lang_hooks.types.type_for_size instead of
1266 build_nonstandard_integer_type.
1267 When converting an unsigned type to signed, double its precision.
1268 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1269 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1270 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1273 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1276 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1277 POINTER_PLUS_EXPR for pointer types.
1279 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1282 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1283 * graphite-clast-to-gimple.c: Include langhooks.h.
1284 (max_signed_precision_type): New.
1285 (max_precision_type): Takes two types as arguments.
1286 (precision_for_value): New.
1287 (precision_for_interval): New.
1288 (gcc_type_for_interval): New.
1289 (gcc_type_for_value): New.
1290 (gcc_type_for_clast_term): New.
1291 (gcc_type_for_clast_red): New.
1292 (gcc_type_for_clast_bin): New.
1293 (gcc_type_for_clast_expr): Split up into several functions.
1294 (gcc_type_for_clast_eq): Rewritten.
1295 (compute_bounds_for_level): New.
1296 (compute_type_for_level_1): New.
1297 (compute_type_for_level): New.
1298 (gcc_type_for_cloog_iv): Removed.
1299 (gcc_type_for_iv_of_clast_loop): Rewritten.
1300 (graphite_create_new_loop): Compute the lower and upper bound types
1301 with gcc_type_for_clast_expr.
1302 (graphite_create_new_loop_guard): Same.
1303 (find_cloog_iv_in_expr): Removed.
1304 (compute_cloog_iv_types_1): Removed.
1305 (compute_cloog_iv_types): Removed.
1306 (gloog): Do not call compute_cloog_iv_types.
1307 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1309 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1310 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1311 (GBB_CLOOG_IV_TYPES): Removed.
1313 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1315 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1316 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1317 (detect_commutative_reduction): Same.
1319 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1321 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1322 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1324 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1325 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1326 (rewrite_commutative_reductions_out_of_ssa): Same.
1327 * passes.c (execute_function_todo): Call verify_ssa for every pass
1328 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1329 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1330 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1331 with an extra argument.
1332 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1333 verify_ssa only when the extra argument is true.
1334 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1335 with an extra argument.
1336 (tree_transform_and_unroll_loop): Same.
1338 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1340 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1341 for all the passes of the LNO having LOOP_CLOSED_SSA.
1342 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1343 * tree-loop-distribution.c (pass_loop_distribution): Same.
1344 * tree-pass.h (TODO_verify_loops): Removed.
1345 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1347 (pass_tree_unswitch): Same.
1348 (pass_predcom): Same.
1349 (pass_vectorize): Same.
1350 (pass_linear_transform): Same.
1351 (pass_graphite_transforms): Same.
1352 (pass_iv_canon): Same.
1353 (pass_complete_unroll): Same.
1354 (pass_complete_unrolli): Same.
1355 (pass_parallelize_loops): Same.
1356 (pass_loop_prefetch): Same.
1357 (pass_iv_optimize): Same.
1359 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1362 * passes.c (init_optimization_passes): Move pass_lim before
1363 pass_copy_prop and pass_dce_loop.
1365 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1368 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1369 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1370 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1371 MULTI_* defines for 4 argument vpermil2p* builtins.
1373 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1375 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1376 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1377 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1378 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1379 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1380 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1381 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1382 Use x86_maybe_negate_const_int to output insn mnemonic.
1383 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1384 check from instruction predicate. Update comments.
1385 * config/i386/sync.md (sync_add<mode>): Use
1386 x86_maybe_negate_const_int to output insn mnemonic.
1388 2010-04-06 Jan Hubicka <jh@suse.cz>
1390 PR tree-optimization/42906
1391 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1392 IGNORE_SELF argument. Set visited_control_parents for fully
1394 (find_obviously_necessary_stmts): Update call of
1395 mark_control_dependent_edges_necessary.
1396 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1398 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1400 * config/i386/i386.md: Remove comment about 'e' and 'E'
1403 2010-04-06 Richard Guenther <rguenther@suse.de>
1405 PR tree-optimization/43627
1406 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1407 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1410 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1412 * BASE-VER: Change to 4.6.0.
1415 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1418 2010-04-06 Richard Guenther <rguenther@suse.de>
1421 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1423 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1425 * doc/invoke.texi (Optimize Options): Document that LTO
1426 won't remove object access purely due to incompatible
1429 2010-04-04 Matthias Klose <doko@ubuntu.com>
1431 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1432 Initialize variable.
1434 2010-04-03 Richard Guenther <rguenther@suse.de>
1437 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1438 require a non-NULL MEM_OFFSET.
1440 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1442 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1443 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1444 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1445 config/alpha/predicates.md, config/arm/arm.md,
1446 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1447 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1448 config/darwin9.h, config/darwin.c, config/darwin.h,
1449 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1450 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1451 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1452 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1453 config/mips/mips.md, config/mn10300/mn10300.c,
1454 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1455 config/rs6000/aix.h, config/rs6000/dfp.md,
1456 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1457 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1458 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1459 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1460 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1461 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1462 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1463 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1464 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1465 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1466 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1467 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1468 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1469 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1470 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1471 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1472 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1473 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1474 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1475 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1476 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1477 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1478 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1479 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1480 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1481 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1482 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1483 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1484 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1485 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1486 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1487 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1488 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1489 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1490 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1491 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1493 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1496 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1497 * aclocal.m4: Regenerate.
1499 2010-04-02 Richard Guenther <rguenther@suse.de>
1501 PR tree-optimization/43629
1502 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1503 if we have seen a constant value.
1505 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1507 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1509 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1512 * arm.c (legitimize_tls_address): Adjust call to
1513 gen_tls_load_dot_plus_four.
1514 (arm_note_pic_base): New function.
1515 (arm_cannot_copy_insn_p): Use it.
1516 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1519 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1524 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1526 * Makefile.in ($(out_object_file)): Depend on
1527 gt-$(basename $(notdir $(out_file))).h.
1529 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1531 * config.gcc (lm32-*-rtems*): Add t-lm32.
1533 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1535 * config.gcc: Add lm32-*-rtems*.
1536 * config/lm32/rtems.h: New file.
1538 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1541 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1543 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1545 * dwarf2out.c (output_compilation_unit_header): For
1546 -gdwarf-4 use version 4 instead of version 3.
1547 (output_line_info): For version 4 and above emit additional
1548 maximum ops per insn header field.
1549 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1551 * dwarf2out.c (is_c_family, is_java): Remove.
1552 (lower_bound_default): New function.
1553 (add_bound_info, gen_descr_array_type_die): Use it.
1555 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1558 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1559 re-declaration when it happens in a function.
1561 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1563 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1564 (cgraph_remove_function_insertion_hook): Same.
1565 (cgraph_call_function_insertion_hooks): Same.
1567 2010-04-01 Richard Guenther <rguenther@suse.de>
1570 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1571 and TREE_THIS_VOLATILE.
1572 (copy_ref_info): Likewise.
1573 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1574 * tree.c (build6_stat): Ignore side-effects of all but arg5
1575 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1578 2010-04-01 Richard Guenther <rguenther@suse.de>
1580 PR tree-optimization/43607
1581 * ipa-type-escape.c (check_call): Do not access non-existing
1584 2010-04-01 Richard Guenther <rguenther@suse.de>
1588 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1589 Jack Howarth <howarth@bromo.med.uc.edu>
1591 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1594 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1596 * doc/install.texi (Prerequisites): Document libelf usability on
1597 IRIX 5/6 and Solaris 2.
1598 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1599 Update GNU as, GNU ld requirements.
1600 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1601 Document Sun Studio compiler download.
1602 Update and simplify as, ld recommendations.
1603 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1605 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1607 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1608 with_tune_32 to pentium4.
1610 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1612 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1614 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1616 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1617 obsoletion, removal.
1619 Document GNU as requirement.
1620 Update configure requirements.
1621 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1622 Recomment IRIX 6.5.18+.
1623 Document IDF/IDL requirement.
1624 Document GNU as requirement.
1625 Document GNU ld bootstrap failure.
1626 Remove freeware.sgi.com reference.
1628 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1630 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1631 UNIX V4.0, V5.0 obsoletion, removal.
1632 Remove --with-gc=simple reference.
1633 Update VM requirements during bootstrap.
1634 Remove -oldas bootstrap description.
1635 Update binutils reference.
1636 Remove comparison failure note.
1638 2010-03-31 Richard Guenther <rguenther@suse.de>
1639 Zdenek Dvorak <ook@ucw.cz>
1640 Sebastian Pop <sebastian.pop@amd.com>
1643 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1644 with multiple arguments.
1645 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1647 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1649 * graphite-dependences.c (print_pddr): Call print_pdr with an
1651 * graphite-poly.c (debug_pdr): Add an extra argument for the
1654 (print_pbb_domain): Same.
1656 (print_scop_context): Same.
1658 (print_cloog): Same.
1659 (debug_pbb_domain): Same.
1663 (debug_scop_context): Same.
1665 (debug_cloog): Same.
1666 (print_scop_params): Same.
1667 (debug_scop_params): Same.
1668 (print_iteration_domain): Same.
1669 (print_iteration_domains): Same.
1670 (debug_iteration_domain): Same.
1671 (debug_iteration_domains): Same.
1672 (print_scattering_function): Same.
1673 (print_scattering_functions): Same.
1674 (debug_scattering_function): Same.
1675 (debug_scattering_functions): Same.
1676 * graphite-poly.h (debug_pdr): Update declaration.
1678 (print_pbb_domain): Same.
1680 (print_scop_context): Same.
1682 (print_cloog): Same.
1683 (debug_pbb_domain): Same.
1687 (debug_scop_context): Same.
1689 (debug_cloog): Same.
1690 (print_scop_params): Same.
1691 (debug_scop_params): Same.
1692 (print_iteration_domain): Same.
1693 (print_iteration_domains): Same.
1694 (debug_iteration_domain): Same.
1695 (debug_iteration_domains): Same.
1696 (print_scattering_function): Same.
1697 (print_scattering_functions): Same.
1698 (debug_scattering_function): Same.
1699 (debug_scattering_functions): Same.
1701 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1703 * graphite-poly.c (print_scattering_function_1): New.
1704 (print_scattering_function): Call it.
1705 (print_scop_params): Remove spaces at the end of lines.
1708 * graphite-poly.h (print_cloog): Declared.
1709 (debug_cloog): Declared.
1711 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1713 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1715 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1716 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1717 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1718 to switch between adding the IV bump in loop->latch or in loop->header.
1720 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1722 * graphite-poly.c (print_scattering_function): Pretty print following
1725 (print_pbb_domain): Same.
1726 (dump_gbb_cases): Same.
1727 (dump_gbb_conditions): Same.
1730 (print_scop_params): Same.
1731 (print_scop_context): Same.
1733 (print_pbb_body): New.
1734 (lst_indent_to): New.
1735 (print_lst): Start new lines with a #.
1736 * graphite-poly.h (pbb_bb): New.
1737 (pbb_index): Use pbb_bb.
1738 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1740 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1742 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1744 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1745 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1746 and 0 instead of 1 for dw_val_class_flag.
1747 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1748 dw_val_class_range_list, dw_val_class_loc_list,
1749 dw_val_class_lineptr and dw_val_class_macptr, use
1750 DW_FORM_flag_present for dw_val_class_flag and
1751 DW_FORM_exprloc for dw_val_class_loc.
1752 (output_die): For -gdwarf-4 print dw_val_class_loc
1753 size as uleb128 instead of 1 or 2 bytes and don't print
1754 anything for dw_val_class_flag.
1756 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1757 instead of cselib_lookup following by tweaking locs->setting_insn.
1760 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1761 even before returning from label, setjmp call or volatile asm
1764 2010-03-31 Richard Guenther <rguenther@suse.de>
1767 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1768 temporary data on stack.
1770 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1772 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1773 (PUSHSECTION_ASM_OP): Remove.
1774 (POPSECTION_ASM_OP): Remove.
1775 (PUSHSECTION_FORMAT): Remove.
1776 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1777 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1778 * config/sol2.c (solaris_output_init_fini): Use it.
1780 2010-03-31 Jie Zhang <jie@codesourcery.com>
1783 * opt-functions.awk (var_type_struct): Use signed char type
1784 for simple variables.
1786 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1788 * config/sol2.c: Include output.h.
1789 (solaris_assemble_visibility): New function.
1790 * config/t-sol2 (sol2.o): Add output.h dependency.
1791 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1792 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1795 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1798 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1799 V2SImode or XFmode on PRE_DEC.
1802 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1805 2010-03-31 Jie Zhang <jie@codesourcery.com>
1808 * reload.h (caller_save_initialized_p): Declare.
1809 * toplev.c (backend_init_target): Don't call
1810 init_caller_save but set caller_save_initialized_p to false.
1811 * caller-save.c (caller_save_initialized_p): Define.
1812 (init_caller_save): Check caller_save_initialized_p.
1813 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1815 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1818 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1819 and soft-fp/t-softfp to tmake_file.
1820 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1821 (LIBGCC2_TF_CEXT): Define.
1824 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1827 * cselib.c (n_useless_values): Document handling of debug locs.
1828 (n_useless_debug_values, n_debug_values): New variables.
1829 (new_elt_loc_list): Don't add to debug values, keep count.
1830 (promote_debug_loc): New.
1831 (cselib_reset_table): Zero new variables.
1832 (entry_and_rtx_equal_p): Promote debug locs.
1833 (discard_useless_locs): Increment n_useless_debug_values for
1835 (remove_useless_values): Adjust n_useless_values and n_debug_values
1836 with n_useless_debug_values.
1837 (add_mem_for_addr): Promote debug locs.
1838 (cselib_lookup_mem): Likewise.
1839 (cselib_lookup_addr): Renamed to...
1840 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1841 (cselib_log_lookup): ... this. Turn into...
1842 (cselib_lookup_addr): ... new wrapper.
1843 (cselib_lookup_from_insn): New.
1844 (cselib_invalidate_regno): Increment n_useless_debug_values for
1846 (cselib_invalidate_mem): Likewise.
1847 (cselib_process_insn): Take n_deleted and n_debug_values into
1848 account to guard remove_useless_value call.
1849 (cselib_finish): Zero n_useless_debug_values.
1850 * cselib.h (cselib_lookup_from_insn): Declare.
1851 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1852 (sched_analyze_2): Likewise.
1854 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1856 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1858 (adjust_mems): Replace narrowing SUBREG of expression containing
1859 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1860 with operations in the narrower mode.
1863 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1864 regs_invalidated_by_call instead all call_used_reg_set registers.
1866 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1869 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1870 pointer comparisons with types_compatible_p.
1871 * tree-vect-stmts.c (vectorizable_call): Same.
1872 (vectorizable_condition): Same.
1874 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1876 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1877 stack check if the mask would be zero.
1879 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1880 Jack Howarth <howarth@bromo.med.uc.edu>
1882 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1885 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1888 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1890 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1891 Include ___unordxf2 and ___unordtf2.
1892 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1895 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1897 * config/lm32/t-lm32: New file.
1898 * config.gcc: Use the above file when targetting lm32.
1900 2010-03-28 Duncan Sands <baldrick@free.fr>
1902 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1904 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1907 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1908 Improve vectorization cost model diagnostic.
1910 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1913 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1914 compute_data_dependences_for_loop returns false, early exit
1915 and output an extra diagnostic for the failed data reference
1918 2010-03-29 Richard Guenther <rguenther@suse.de>
1920 PR tree-optimization/43560
1921 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1922 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1924 2010-03-29 Jie Zhang <jie@codesourcery.com>
1927 * toplev.c (process_options): Set optimization_default_node
1928 and optimization_current_node.
1929 * opts.c (decode_options): Don't set optimization_default_node
1930 and optimization_current_node.
1932 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1934 * config/rtems.h: Abandon -qrtems_debug.
1936 2010-03-28 Jan Hubicka <jh@suse.cz>
1938 PR tree-optimization/43505
1939 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1940 map should not be copied.
1942 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1945 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1946 cdtors, set DECL_PRESERVE_P.
1947 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1950 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1952 PR tree-optimization/43528
1953 * stor-layout.c (place_field): Check that constant fits into
1954 unsigned HWI when skipping calculation of MS bitfield layout.
1956 2010-03-27 Jan Hubicka <jh@suse.cz>
1959 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1960 notice_global_symbol work.
1962 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1964 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1965 instead of dwarf2out_decl.
1966 (struct var_loc_node): Remove section_label field.
1967 (dwarf2out_function_decl): New function.
1968 (dwarf2out_var_location): Don't set section_label field.
1969 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1971 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1973 PR tree-optimization/43544
1974 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1975 First argument for builtin vectorized function hook is now a
1976 tree to be able to distinguish between machine specific and
1978 * targhooks.c (default_builtin_vectorized_function): Ditto.
1979 * targhooks.h (default_builtin_vectorized_function): Ditto.
1980 * target.h (struct gcc_target): Ditto.
1981 * tree-vect-stmts.c (vectorizable_function): Ditto.
1982 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1983 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1986 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1989 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1990 nested binding iff it is a FUNCTION_DECL.
1991 (store_parm_decls_newstyle): Pass nested=true to bind for
1992 FUNCTION_DECLs amongst parameters.
1994 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1996 * var-tracking.c (vt_expand_loc_callback): Don't run
1997 cselib_expand_value_rtx_cb in dummy mode if
1998 cselib_dummy_expand_value_rtx_cb returned false.
2000 * var-tracking.c (emit_note_insn_var_location): For one part
2001 notes with offset 0, don't add EXPR_LIST around the location.
2002 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2003 add_location_or_const_value_attribute): Adjust for that change.
2006 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2007 into first operand and location into second.
2008 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2009 dw_cfi_oprnd_loc for DW_CFA_expression.
2010 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2011 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2012 assume first argument is regnum and second argument is location.
2014 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2017 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2018 of scratch register to DImode. Split to DImode comparison operator.
2019 Use SImode subreg of scratch register in the multiplication.
2020 (*cmp_sadd_sidi): Ditto.
2021 (*cmp_ssub_si): Ditto.
2022 (*cmp_ssub_sidi): Ditto.
2024 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2027 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2028 Remove invalid assert and wrong comment.
2030 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2033 * flags.h (final_insns_dump_p): New extern.
2034 * final.c (final_insns_dump_p): New variable.
2035 (rest_of_clean_state): Set it before -fdump-final-insns=
2036 dumping, clear afterwards.
2037 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2038 MEM_ALIAS_SET on MEMs.
2040 2010-03-26 David S. Miller <davem@davemloft.net>
2042 * configure.ac: Fix sparc GOTDATA_OP bug check.
2043 * configure: Rebuild.
2045 2010-03-26 Alan Modra <amodra@gmail.com>
2047 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2049 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2051 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2052 TLS_SECTION_ASM_FLAG.
2054 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2057 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2058 Clear first_function_block_is_cold.
2061 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2062 argument if the argument is truth_value_p.
2064 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2066 * config/rs6000/constraints.md: Update copyright year for my changes.
2069 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2070 used in reg+reg addressing, swap registers.
2072 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2075 * target.h (struct gcc_target): Add code_end hook.
2076 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2078 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2079 * toplev.c (compile_file): Call targetm.asm_out.code_end
2080 hook before unwind info/debug info output.
2081 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2082 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2083 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2084 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2085 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2086 * config/i386/i386.c (ix86_file_end): Renamed to...
2087 (ix86_code_end): ... this. Make static. Don't call
2088 file_end_indicate_exec_stack. Emit unwind info using
2089 final_start_function/final_end_function.
2090 (darwin_x86_file_end): Remove.
2091 (TARGET_ASM_CODE_END): Define.
2092 * config/i386/i386.h (TARGET_ASM_FILE_END,
2093 NEED_INDICATE_EXEC_STACK): Don't define.
2094 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2095 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2096 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2097 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2100 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2101 at the beginning and final_end_function at the end.
2102 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2104 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2106 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2107 and Sun as TLS syntax.
2108 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2109 * configure: Regenerate.
2110 * config.in: Regenerate.
2111 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2112 (default_elf_asm_named_section): Use it.
2113 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2114 (i386_output_dwarf_dtprel): Likewise.
2115 (output_addr_const_extra): Likewise.
2116 (output_pic_addr_const): Lowercase @GOTTPOFF.
2117 (output_addr_const_extra): Likewise.
2118 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2119 (output_addr_const_extra): Likewise.
2120 (output_pic_addr_const): Lowercase @INDNTPOFF.
2121 (output_addr_const_extra): Likewise.
2122 (output_pic_addr_const): Lowercase @NTPOFF.
2123 (output_addr_const_extra): Likewise.
2124 (output_pic_addr_const): Lowercase @TPOFF.
2125 (output_addr_const_extra): Likewise.
2126 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2127 (*tls_global_dynamic_64): Likewise.
2128 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2129 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2131 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2132 (ASM_OUTPUT_TLS_COMMON): Use it.
2133 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2136 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2137 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2138 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2139 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2140 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2141 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2143 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2145 * config/i386/i386.c (override_options): Don't accept
2146 -mtls-dialect=sun any longer.
2147 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2148 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2149 (*tls_local_dynamic_base_32_sun): Likewise.
2150 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2152 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2155 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2156 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2159 * ira.c (adjust_cleared_regs): New function.
2160 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2164 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2166 * expr.c (expand_expr_real): Restore previous
2167 curr_insn_source_location and curr_insn_block after
2168 expand_expr_real_1 call.
2169 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2170 instead of expand_expr_real_1.
2172 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2174 PR rtl-optimization/43413
2175 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2178 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2181 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2182 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2184 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2186 * config/i386/i386.c (ix86_target_string): Add -mfma.
2187 Fix a typo in comment.
2189 2010-03-22 Mike Stump <mikestump@comcast.net>
2192 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2193 Don't overly align based upon packed packed fields.
2195 2010-03-22 Jason Merrill <jason@redhat.com>
2197 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2198 Use () rather than [], and move before the element type.
2200 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2202 * doc/configfiles.texi (Configuration Files): Removed
2203 fixinc/Makefile*, intl/Makefile.*.
2204 * doc/makefile.texi: Fixed markup. Abstract from version
2205 control system used.
2206 (Makefile): Removed obsolete gcc/java/parse.y example.
2207 * doc/sourcebuild.texi: Likewise.
2208 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2209 libgomp, libssp. Removed fastjar.
2210 (Miscellaneous Docs): Clarify location.
2211 Added COPYING3, COPYING3.LIB.
2212 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2214 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2217 * config/i386/i386.c (x86_function_profiler)
2218 [!NO_PROFILE_COUNTERS]: Fix typo.
2219 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2222 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2223 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2225 * doc/sourcebuild.texi (Test Directives): Split into six
2226 subsections, with most of the current text in new subsections
2227 Directives, Selectors, and Final Actions.
2228 (Directives): Split list of test directives into multiple
2230 (Selectors): Describe use and syntax of selectors.
2231 (Effective-Target Keywords): Describe all existing keywords.
2232 (Add Options): Describe features for dg-add-options.
2233 (Require Support): Describe variants of dg-require-support.
2234 (Final Actions): Describe commands to use in dg-final.
2236 2010-03-22 Michael Matz <matz@suse.de>
2239 * recog.c (validate_replace_rtx_group): Replace also in
2240 REG_EQUAL and REG_EQUIV notes.
2242 2010-03-22 Richard Guenther <rguenther@suse.de>
2244 PR tree-optimization/43390
2245 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2246 sure vector extracts are type correct.
2248 2010-03-22 Richard Guenther <rguenther@suse.de>
2251 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2252 x * sqrt (x) even when optimizing for size if the target
2253 has native support for sqrt.
2255 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2257 * varasm.c (make_decl_rtl_for_debug): Also clear
2258 flag_mudflap for the duration of make_decl_rtl call.
2261 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2262 locs from preserved VALUEs.
2264 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2267 * pa.md (movmemsi): Set align to one if zero.
2268 (movmemdi): Likewise.
2270 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2273 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2274 with their corresponding prologue pushes.
2276 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2279 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2280 at the begining or end.
2281 (spu_expand_epilogue): Likewise.
2283 2010-03-20 Richard Guenther <rguenther@suse.de>
2285 PR rtl-optimization/43438
2286 * combine.c (make_extraction): Properly zero-/sign-extend an
2287 extraction of the low part of a CONST_INT. Also handle
2290 2010-03-19 Mike Stump <mikestump@comcast.net>
2292 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2293 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2294 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2296 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2299 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2302 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
2304 PR rtl-optimization/42258
2305 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2306 use that may match DEF.
2309 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2310 the cost of loading the constant rather than assuming
2312 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2313 outer code is AND, do the same tests as the andsi3 expander and
2314 return COSTS_N_INSNS (1) if and is cheap.
2316 * optabs.c (avoid_expensive_constant): Fix formatting.
2318 2010-03-19 Michael Matz <matz@suse.de>
2321 * attribs.c (decl_attributes): When rebuilding a function pointer
2322 type use the same qualifiers as the original pointer type.
2324 2010-03-19 Martin Jambor <mjambor@suse.cz>
2326 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2327 and is_gimple_ip_invariant_address.
2329 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2332 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2334 * config/arm/arm.c (arm_override_options): Turn off
2335 flag_dwarf2_cfi_asm for AAPCS variants.
2337 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2340 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2341 Use PRE_MODIFY instead of PRE_DEC.
2342 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2343 (vfp_emit_fstmd): Likewise.
2345 2010-03-19 Michael Matz <matz@suse.de>
2348 * builtins.c (expand_builtin_interclass_mathfn,
2349 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2352 2010-03-19 Richard Guenther <rguenther@suse.de>
2354 PR tree-optimization/43415
2355 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2356 (phi_translate_1): ... this.
2357 (phi_translate): Move all caching here. Cache all NARY
2358 and REFERENCE translations.
2360 2010-03-19 David S. Miller <davem@davemloft.net>
2362 With help from Eric Botcazou.
2363 * config/sparc/sparc.c: Include dwarf2out.h.
2364 (emit_pic_helper): Delete.
2365 (pic_helper_symbol_name): Delete.
2366 (pic_helper_emitted_p): Delete.
2367 (pic_helper_needed): New.
2368 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2369 (get_pc_thunk_name): New.
2370 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2371 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2372 Set pic_helper_needed to true. Don't call emit_pic_helper.
2373 (sparc_expand_prologue): Update load_pic_register call.
2374 (sparc_output_mi_thunk): Likewise.
2375 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2376 thunk if possible. Output CFI information as needed.
2378 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2379 Jack Howarth <howarth@bromo.med.uc.edu>
2382 * config/i386/i386.h: Fix ABI on darwin x86-32.
2384 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2386 * tree.h: Declare make_decl_rtl_for_debug.
2387 * varasm.c (make_decl_rtl_for_debug): New.
2388 * dwarf2out.c (rtl_for_decl_location): Call it.
2389 * cfgexpand.c (expand_debug_expr): Call it.
2391 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2394 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2398 * var-tracking.c (vt_init_cfa_base): Do nothing if
2399 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2401 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2404 * var-tracking.c (canonicalize_vars_star): New.
2405 (dataflow_post_merge_adjust): Use it.
2407 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2410 * var-tracking.c (non_suitable_const): New function.
2411 (add_uses): For DEBUG_INSNs with constants, don't record any
2412 value, instead just the constant value itself.
2413 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2414 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2415 (emit_notes_in_bb): Likewise.
2416 (emit_note_insn_var_location): For onepart variables if
2417 cur_loc is a VOIDmode constant, use DECL_MODE.
2419 2010-03-18 Martin Jambor <mjambor@suse.cz>
2422 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2423 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2424 all non-clones. Moved call redirection...
2425 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2426 (cgraph_materialize_all_clones): Dispose of all
2427 combined_args_to_skip bitmaps.
2428 (verify_cgraph_node): Do not check for edges pointing to wrong
2429 nodes in inline clones.
2430 * tree-inline.c (copy_bb): Call
2431 cgraph_redirect_edge_call_stmt_to_callee.
2432 * ipa.c (cgraph_remove_unreachable_nodes): Call
2433 cgraph_node_remove_callees even when there are used clones.
2435 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2437 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2439 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2442 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2445 2010-03-18 Michael Matz <matz@suse.de>
2448 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2449 into sqrt(x) if we need to preserve signed zeros.
2451 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2452 Eric Botcazou <ebotcazou@adacore.com>
2454 PR rtl-optimization/43360
2455 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2456 note if we don't know its invariant status.
2458 2010-03-18 Michael Matz <matz@suse.de>
2460 PR tree-optimization/43402
2461 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2462 PHI chains of ssa names registered for update.
2464 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2467 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2468 non-offsettable and pre_modify update addressing.
2469 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2470 and "2" alternatives "#".
2471 (*movdd_softfloat32): Make all alternatives "#";
2472 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2473 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2474 (*movdf_softfloat32): Make all alternatives "#";
2475 (movdi): Use the new DIFD mode iterator to create a common splitter
2476 for movdi, movdf and movdd patterns.
2478 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2480 * common.opt (dumpdir): Remove redundant tab.
2482 2010-03-17 Martin Jambor <mjambor@suse.cz>
2484 PR tree-optimization/43347
2485 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2486 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2488 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2490 PR rtl-optimization/42216
2491 * regrename.c (create_new_chain): New function, broken out from...
2492 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2493 appending a use to an empty chain.
2494 (build_def_use): Remove previous changes that convert OP_INOUT to
2495 OP_OUT operands; instead detect the case where an OP_INOUT operand
2496 uses a previously untracked register and create an empty chain for it.
2498 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2500 * doc/extend.texi (Function Attributes): Rewrite unfinished
2501 sentence in ms_abi documentation.
2503 2010-03-17 Alan Modra <amodra@gmail.com>
2505 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2506 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2507 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2508 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2510 2010-03-16 Richard Henderson <rth@redhat.com>
2513 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2514 (lower_try_finally): Save and restore eh_seq around the expansion
2517 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2519 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2520 statements before splitting block.
2522 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2524 * doc/sourcebuild.texi (Testsuites): Fix markup.
2525 Use pathnames relative to gcc/testsuite.
2526 (Test Directives): Move description of how timeout is determined.
2527 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2528 (C Tests): Correct gcc.misc-tests directory.
2529 Framework tests now live in gcc.test-framework.
2531 2010-03-16 Richard Guenther <rguenther@suse.de>
2534 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2535 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2537 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2538 Alexandre Oliva <aoliva@redhat.com>
2540 PR tree-optimization/42917
2541 * lambda-code.c (remove_iv): Skip debug statements.
2542 (lambda_loopnest_to_gcc_loopnest): Likewise.
2543 (not_interesting_stmt): Debug statements are not interesting.
2545 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2549 * cselib.c (cselib_preserve_constants,
2550 cfa_base_preserved_val): New static variables.
2551 (preserve_only_constants): New function.
2552 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2553 clear its REG_VALUES. If cselib_preserve_constants, don't
2554 empty the whole hash table, but preserve there VALUEs with constants,
2555 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2556 (cselib_preserve_cfa_base_value): New function.
2557 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2558 (cselib_init): Change argument to int bitfield. Set
2559 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2561 (cselib_finish): Clear cselib_preserve_constants and
2562 cfa_base_preserved_val.
2563 * cselib.h (enum cselib_record_what): New enum.
2564 (cselib_init): Change argument to int.
2565 (cselib_preserve_cfa_base_value): New prototype.
2566 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2567 * dse.c (dse_step1): Likewise.
2568 * cfgcleanup.c (thread_jump): Likewise.
2569 * sched-deps.c (sched_analyze): Likewise.
2570 * gcse.c (local_cprop_pass): Likewise.
2571 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2572 If FN is non-NULL, call the callback always and whenever it returns
2573 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2574 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2575 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2576 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2577 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2578 * var-tracking.c: Include recog.h.
2579 (bb_stack_adjust_offset): Remove.
2580 (vt_stack_adjustments): Don't call it, instead just gather the
2581 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2582 (adjust_stack_reference): Remove.
2583 (compute_cfa_pointer): New function.
2584 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2585 (struct adjust_mem_data): New type.
2586 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2588 (get_address_mode): New function.
2589 (replace_expr_with_values): Use it.
2590 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2591 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2592 (adjust_sets): Remove.
2593 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2594 Use get_address_mode.
2595 (get_adjusted_src): Remove.
2596 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2597 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2598 (add_with_sets): Don't call adjust_sets.
2599 (fp_setter, vt_init_cfa_base): New functions.
2600 (vt_initialize): Change return type to bool. Move most of pool etc.
2601 initialization to the beginning of the function from end. Pass
2602 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2603 If !frame_pointer_needed, call vt_stack_adjustment before mos
2604 vector is filled, call vt_init_cfa_base if argp/framep has been
2605 eliminated to sp. If frame_pointer_needed and argp/framep has
2606 been eliminated to hard frame pointer, set
2607 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2608 encountering fp setter in the prologue. For MO_ADJUST, call
2609 log_op_type before pusing the op into mos vector, not afterwards.
2610 Call adjust_insn before cselib_process_insn/add_with_sets,
2611 call cancel_changes (0) afterwards.
2612 (variable_tracking_main_1): Adjust for vt_initialize calling
2613 vt_stack_adjustments and returning whether it succeeded or not.
2615 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2617 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2620 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2622 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2624 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2625 drap_reg has not been set.
2627 2010-03-15 Michael Matz <matz@suse.de>
2630 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2631 use it to expand block copies.
2632 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2633 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2634 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2636 2010-03-15 Richard Guenther <rguenther@suse.de>
2638 PR tree-optimization/43367
2639 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2642 2010-03-15 Richard Guenther <rguenther@suse.de>
2644 PR tree-optimization/43317
2645 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2647 2010-03-15 Martin Jambor <mjambor@suse.cz>
2649 PR tree-optimization/43141
2650 * tree-sra.c (create_abstract_origin): New function.
2651 (modify_function): Call create_abstract_origin.
2653 2010-03-15 Chris Demetriou <cgd@google.com>
2655 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2658 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2661 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2662 call insert_out_of_ssa_copy for default definitions.
2664 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2666 * graphite-clast-to-gimple.c (my_long_long): Defined.
2667 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2668 * graphite-sese-to-poly.c (my_long_long): Defined.
2669 (scop_ivs_can_be_represented): Use it.
2671 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2673 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2674 graphite-max-bbs-per-function, and loop-block-tile-size.
2675 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2677 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2679 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2681 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2682 forward declaration.
2683 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2684 (add_upper_bounds_from_estimated_nit): New.
2685 (build_loop_iteration_domains): Use it.
2687 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2689 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2691 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2694 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2695 should be an INTEGER_CST. Also handle CASE_CONVERT.
2697 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2699 * graphite.c (graphite_initialize): To bound the number of bbs per
2700 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2701 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2702 * doc/invoke.texi: Document it.
2704 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2706 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2707 * graphite-sese-to-poly.h (build_poly_scop): Same.
2709 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2711 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2712 the number of parameters in the scop. Use as an upper bound
2713 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2714 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2715 * doc/invoke.texi: Document it.
2717 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2719 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2720 * doc/c-tree.texi: Remove.
2721 * doc/generic.texi: Merge c-tree.texi here.
2722 * doc/gccint.texi (Trees): Remove menu entry.
2723 (c-tree.texi): Remove @include.
2724 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2725 * doc/languages.texi (Reading RTL): Ditto.
2727 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2730 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2732 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2735 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2736 code added to work around reload clobbering CONST insns.
2738 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2740 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2741 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2742 (cselib_preserve_only_values): Remove retain argument, don't
2743 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2744 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2745 * var-tracking.c (micro_operation): Move insn field before union.
2746 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2747 (struct variable_tracking_info_def): Remove n_mos field, change
2748 mos into a vector of micro_operations.
2749 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2750 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2751 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2752 changing into a vector.
2753 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2754 come before all other uops generated by add_stores.
2755 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2757 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2758 a vector. Run just one pass over the bbs instead of separate counting
2759 and computation phase.
2760 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2763 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2764 into *nonlocalized_list vector.
2765 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2766 even if origin is non-NULL.
2767 (gen_variable_die): Likewise.
2768 (process_scope_var): Don't change origin.
2769 (gen_decl_die): Likewise.
2770 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2771 before adding new edges instead of after it, fix moving over
2774 2010-03-11 David S. Miller <davem@davemloft.net>
2776 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2778 * configure: Rebuild.
2780 2010-03-11 Martin Jambor <mjambor@suse.cz>
2782 PR tree-optimization/43257
2783 * tree.c (assign_assembler_name_if_neeeded): New function.
2784 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2786 * tree.h (assign_assembler_name_if_neeeded): Declare.
2787 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2788 the function if needed.
2790 2010-03-11 Chris Demetriou <cgd@google.com>
2792 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2793 include/stdint-gcc.h, and include/stdint.h world-readable.
2795 2010-03-11 Richard Guenther <rguenther@suse.de>
2797 PR tree-optimization/43255
2798 * tree-vrp.c (process_assert_insertions_for): Do not insert
2799 asserts for trivial conditions.
2801 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2803 PR tree-optimization/43280
2804 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2805 generation. Move calculation of size out of the if branch.
2806 (find_bswap): Modify compare number generation.
2808 2010-03-11 Richard Guenther <rguenther@suse.de>
2811 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2812 (input_gimple_stmt): Fixup handled component types during
2813 operand read. Also fix up decls in ADDR_EXPRs.
2815 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2817 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2818 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2820 2010-03-10 Jan Hubicka <jh@suse.cz>
2823 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2824 * varasm.c (get_variable_section): Don't do that here...
2825 (make_decl_rtl): ... and here.
2826 (do_assemble_alias): Produce decl RTL.
2827 (assemble_alias): Likewise.
2829 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2832 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2833 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2835 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2836 (based_loc_descr): Only express drap or vdrap regno based expressions
2837 using DW_OP_fbreg when not optimizing.
2838 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2839 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2840 REG_CFA_SET_VDRAP note.
2842 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2844 PR tree-optimization/43236
2845 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2846 error in calculation of base address in reverse iteration case.
2847 (generate_builtin): Take number of latch executions if the statement
2850 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2853 * tree-eh.c: Include pointer-set.h.
2854 (lower_eh_dispatch): Filter out duplicate case labels and
2855 remove the unneeded edge when the label is unused. Return
2856 true when some edges are removed.
2857 (execute_lower_eh_dispatch): When any lowering resulted in
2858 removing an edge, also delete unreachable blocks.
2860 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2863 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2864 UNSPEC_MACHOPIC_OFFSET.
2866 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2869 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2870 (m68k_delegitimize_address): New function.
2872 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2875 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2878 * var-tracking.c (adjust_sets): New function.
2879 (count_with_sets, add_with_sets): Use it.
2880 (get_adjusted_src): New inline function.
2881 (add_stores): Use it.
2884 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2885 call cselib_dummy_expand_value_rtx_cb instead of
2886 cselib_expand_value_rtx_cb.
2889 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2890 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2891 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2892 and .cfi_endproc around the pic thunks.
2893 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2894 all queued unwind info register saves are saved before the call.
2895 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2896 considered as sp-=4 for unwind info and the pop as sp+=4 which
2897 also clobbers dest, but doesn't actually restore it.
2900 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2901 RTX_FRAME_RELATED_P.
2903 2010-03-09 Jie Zhang <jie@codesourcery.com>
2905 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2906 whitespaces in output template.
2908 2010-03-09 Jie Zhang <jie@codesourcery.com>
2910 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2913 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2915 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2916 builtins.exp in a separate job.
2918 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2920 * graphite-sese-to-poly.c (add_param_constraints): Use
2921 lower_bound_in_type and upper_bound_in_type.
2923 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2925 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2926 instead of unsigned_type_node.
2928 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2929 Reza Yazdani <reza.yazdani@amd.com>
2932 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2933 on pointer type parameters.
2935 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2939 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2940 handle conversions from pointer to integers.
2941 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2942 induction variable, to be able to work with code generated by CLooG.
2943 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2944 (build_poly_scop): Bail out if we cannot codegen a loop.
2946 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2948 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2949 code generation with gloog_error.
2951 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2953 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2954 Call fold_convert on all the returned values.
2955 (expand_scalar_variables_expr): Pass to
2956 expand_scalar_variables_ssa_name the type of the resulting expression.
2958 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2960 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2961 ppl_min_for_le_pointset.
2962 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2963 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2965 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2967 * graphite-dependences.c (map_into_dep_poly): Removed.
2968 (dependence_polyhedron_1): Use combine_context_id_scat.
2970 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2972 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2973 (struct poly_bb): Same.
2974 (combine_context_id_scat): New.
2976 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2979 * sese.c (name_defined_in_loop_p): Return false for default
2982 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2984 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2985 and clean up the logic.
2987 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2989 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2992 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2994 * var-tracking.c (remove_cselib_value_chains): Define only for
2996 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2997 delete_slot_part, emit_notes_for_differences_1): Don't call
2998 remove_cselib_value_chains here.
2999 (set_slot_part, emit_notes_for_differences_2): Don't call
3000 add_cselib_value_chains here.
3001 (preserved_values): New vector.
3002 (preserve_value): New function.
3003 (add_uses, add_stores, vt_add_function_parameters): Use it
3004 instead of cselib_preserve_value.
3005 (changed_values_stack): New vector.
3006 (check_changed_vars_0): New function.
3007 (check_changed_vars_1, check_changed_vars_2): Use it.
3008 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3009 changed_values_stack VALUEs.
3010 (vt_emit_notes): For all preserved_values call
3011 add_cselib_value_chains. If ENABLE_CHECKING call
3012 remove_cselib_value_chains before verifying value_chains is empty.
3013 Initialize and free changed_values_stack.
3014 (vt_initialize): Initialize preserved_values.
3015 (vt_finalize): Free preserved_values.
3017 2010-03-08 Richard Guenther <rguenther@suse.de>
3019 PR tree-optimization/43269
3020 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3023 2010-03-08 Martin Jambor <mjambor@suse.cz>
3025 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3026 (ipa_is_param_called): Removed.
3027 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3028 (ipa_print_node_params): Do not print the called flag.
3029 (ipa_write_node_info): Do not stream the called flag.
3030 (ipa_read_node_info): Likewise.
3032 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3035 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3036 * cselib.c (struct expand_value_data): Add dummy field.
3037 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3039 (cselib_dummy_expand_value_rtx_cb): New function.
3040 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3042 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3043 * var-tracking.c: Include pointer-set.h.
3044 (variable): Change n_var_parts to char from int. Add
3045 cur_loc_changed and in_changed_variables fields.
3046 (variable_canonicalize): Remove.
3047 (shared_var_p): New inline function.
3048 (unshare_variable): Maintain cur_loc_changed and
3049 in_changed_variables fields. If var was in changed_variables,
3050 replace it there with new_var. Just copy cur_loc instead of
3051 resetting it to something else.
3052 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3053 (dataflow_set_union): Don't call variable_canonicalize.
3054 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3055 of their DEBUG_EXPR_TREE_DECLs.
3056 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3057 and in_changed_variables and cur_loc_changed is false.
3058 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3059 and cur_loc_changed. Don't update cur_loc here.
3060 (variable_merge_over_src): Don't call variable_canonicalize.
3061 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3062 removing loc that is equal to cur_loc, clear cur_loc,
3063 set cur_loc_changed and ensure variable_was_changed is called.
3064 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3065 compare pointers in cur_loc check, if it is equal to loc,
3066 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3067 (variable_different_p): Remove compare_current_location argument,
3068 don't compare cur_loc.
3069 (dataflow_set_different_1): Adjust variable_different_p caller.
3070 (variable_was_changed): If dv had some var in changed_variables
3071 already, reset in_changed_variables flag for it and propagate
3072 cur_loc_changed over to the new variable. On empty var
3073 always set cur_loc_changed. Set in_changed_variables on whatever
3074 var is added to changed_variables.
3075 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3076 Use shared_var_p. When removing loc that is equal to cur_loc,
3077 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3078 end, don't set it to something else, just call variable_was_changed.
3079 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3080 loc being removed, clear cur_loc and set cur_loc_changed.
3081 Set cur_loc_changed if all locations have been removed.
3082 (struct expand_loc_callback_data): New type.
3083 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3084 allocated. Always create SUBREGs if simplify_subreg failed.
3085 Prefer to use cur_loc, when that fails and still in
3086 changed_variables (and seen first time) recompute it. Set
3087 cur_loc_changed of variables which had to change cur_loc and
3088 compute elcd->cur_loc_changed if any of the subexpressions used
3089 had to change cur_loc.
3090 (vt_expand_loc): Adjust to pass arguments in
3091 expand_loc_callback_data structure.
3092 (vt_expand_loc_dummy): New function.
3093 (emitted_notes): New variable.
3094 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3095 that weren't used for any other decl in current
3096 emit_notes_for_changes call call vt_expand_loc_dummy to update
3097 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3098 first loc_chain location if NULL before. Always use just
3099 cur_loc instead of first loc_chain location. When cur_loc_changed
3100 is false, when not --enable-checking=rtl just don't emit any note.
3101 When rtl checking, compute the note and assert it is the same
3102 as previous note. Clear cur_loc_changed and in_changed_variables
3103 at the end before removing from changed_variables.
3104 (check_changed_vars_3): New function.
3105 (emit_notes_for_changes): Traverse changed_vars to call
3106 check_changed_vars_3 on each changed var.
3107 (emit_notes_for_differences_1): Clear cur_loc_changed and
3108 in_changed_variables. Recompute cur_loc of new_var.
3109 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3110 (vt_emit_notes): Initialize and destroy emitted_notes.
3112 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3114 PR rtl-optimization/42220
3115 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3116 Use verify_reg_tracked to determine if we should use OP_OUT rather
3118 (build_def_use): If we see an in-out operand for a register that we
3119 know nothing about, treat is an output if possible, fail the block if
3122 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3125 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3128 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3131 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3132 uses of relevant DEFs that are dead outside the loop too.
3134 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3136 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3138 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3140 * var-tracking.c (values_to_unmark): New variable.
3141 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3142 values_to_unmark vector. Moved body to...
3143 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3144 instead queue it into values_to_unmark vector.
3145 (vt_find_locations): Free values_to_unmark vector.
3147 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3149 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3150 (site.exp): Export them when plugins are enabled.
3152 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3155 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3157 (chrec_fold_multiply): Same.
3159 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3162 * c-decl.c (build_compound_literal): Return early if init is
3165 2010-03-04 Martin Jambor <mjambor@suse.cz>
3167 PR tree-optimization/43164
3168 PR tree-optimization/43191
3169 * tree-sra.c (type_consists_of_records_p): Reject records with
3170 zero-size bit-fields at the end.
3172 2010-03-04 Mike Stump <mikestump@comcast.net>
3174 * Makefile.in (TAGS): Remove *.y.
3176 2010-03-04 Richard Guenther <rguenther@suse.de>
3178 PR tree-optimization/40761
3179 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3181 (my_rev_post_order_compute): New function.
3182 (init_pre): Call it.
3184 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3187 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3188 decrease the cost of an IV candidate when the cost is infinite.
3190 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3192 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3193 Use '3DNow!' for the extension of that name, ensure normal space
3195 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3197 2010-03-03 Jeff Law <law@redhat.com>
3199 * PR middle-end/32693
3200 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3201 than gen_rtx_SUBREG.
3202 (extract_bit_field_1): Likewise.
3204 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3206 * doc/sourcebuild.texi (Test directives): Document that arguments
3207 include-opts and exclude-opts are now optional for dg-skip-if,
3208 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3210 2010-03-03 Jason Merrill <jason@redhat.com>
3213 * cgraph.h (varpool_node): Add extra_name field.
3214 * varpool.c (varpool_extra_name_alias): New.
3215 (varpool_assemble_decl): Emit extra name aliases.
3216 (varpool_mark_needed_node): Look past an extra name alias.
3217 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3218 * lto-streamer-in.c (lto_input_tree): Read it.
3219 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3221 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3223 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3224 (sparc*-*-solaris2*): ...this.
3226 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3229 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3230 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3231 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3232 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3235 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3236 fallthrough to default handling, just with want_address 0 instead of 2.
3237 For single element lists, add_AT_loc directly, otherwise create an
3238 artificial variable DIE and stick location list to it.
3241 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3242 (VAL_EXPR_HAS_REVERSE): Define.
3243 (reverse_op): New function.
3244 (add_stores): For reversible operations add an extra MO_VAL_USE.
3246 2010-03-02 Jason Merrill <jason@redhat.com>
3248 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3250 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3252 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3253 (sparc64-*-linux*): Likewise.
3254 (sparc64-*-solaris2*): Include assembler files before linker ones.
3255 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3256 * config/sparc/gas.h: Delete.
3257 * config/sparc/sol2-64.h: Add copyright notice.
3258 * config/sparc/sol2-gas-bi.h: Likewise.
3259 * config/sparc/sol2-gld.h: Likewise.
3260 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3261 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3262 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3263 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3264 (sparc_elf_asm_named_section): Rename into...
3265 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3267 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3269 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3271 2010-03-02 Jeff Law <law@redhat.com>
3274 * reload1.c (rtx_p, substitute_stack): Declare.
3275 (substitute): Record addresses of changed rtxs.
3276 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3277 Restore the original rtx when complete.
3278 (reload): Free subsitute_stack when complete.
3280 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3282 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3283 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3285 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3286 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3287 Torture Tests): Change from subsection to section.
3289 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3290 Steven Bosscher <steven@gcc.gnu.org>
3292 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3295 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3298 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3299 the assignment from the new induction variable to the assignment
3300 of the value from the original loop PHI function.
3302 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3303 Daniel Jacobowitz <dan@codesourcery.com>
3305 * doc/sourcebuild.texi (Test directives): Clarify options to
3308 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3310 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3311 Disable cfi directives unless GCC and gas agree on using read-only
3312 .eh_frame sections for 64-bit.
3313 * configure: Regenerate.
3315 2010-03-01 Richard Guenther <rguenther@suse.de>
3317 PR tree-optimization/43220
3318 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3319 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3321 2010-03-01 Richard Guenther <rguenther@suse.de>
3322 Martin Jambor <mjambor@suse.cz>
3325 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3326 gimplified parameters.
3328 2010-03-01 Christian Bruel <christian.bruel@st.com>
3330 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3332 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3334 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3336 2010-03-01 Richard Guenther <rguenther@suse.de>
3339 * expr.c (expand_assignment): Use the alias-oracle to tell
3340 if the rhs aliases the result decl.
3342 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3345 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3346 to sol_gt_pch_get_address.
3347 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3348 64-bit, SPARC and x86.
3349 (sol_gt_pch_get_address): New function.
3351 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3353 * toplev.h (inform_n, error_n): Declare.
3354 * diagnostic.c (inform_n, error_n): New function.
3356 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3358 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3359 has no rtl yet when processing local_decls, queue it and recheck
3360 if deferred stack allocation hasn't assigned it rtl.
3362 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3364 * config/sh/sh.c (unspec_bbr_uid): New.
3365 (gen_block_redirect): Use it instead of INSN_UID.
3366 (gen_far_branch): Likewise.
3368 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3370 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3371 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3373 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3375 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3376 (Warning Options): -Wno-conversion-null is valid for
3377 Objective-C++ as well.
3378 * doc/tm.texi (Named Address Spaces): Likewise.
3379 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3380 * doc/tree-ssa.texi (Tree SSA): Likewise.
3382 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3385 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3386 by default. Don't set the default arch for
3387 i[34567]86-*-darwin*|x86_64-*-darwin*.
3389 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3392 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3393 default. Set the default 32bit/64bit archs with $with_arch
3394 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3396 2010-02-27 Richard Guenther <rguenther@suse.de>
3398 PR tree-optimization/43186
3399 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3400 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3401 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3402 unroller iterations.
3404 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3406 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3407 required and i[34567]86-*-* targets don't support 64bit ISA.
3409 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3412 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3415 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3417 * config.gcc: Set the default arch at least to Prescott for
3418 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3419 if SSE math is enabled.
3421 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3423 * diagnostic.c (diagnostic_initialize): Update.
3424 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3426 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3427 (diagnostic_inhibit_notes): New.
3428 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3430 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3433 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3434 * doc/standards.texi: Likewise.
3435 * doc/extend.texi: Likewise.
3436 * doc/trouble.texi: Likewise.
3437 * doc/cppopts.texi: Likewise.
3438 * doc/install.texi: Likewise.
3439 * c.opt (std=c90,std=gnu90): New options.
3440 * c-opts.c (c_common_handle_option): Handle them.
3442 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3445 * c-decl.c (undeclared_variable): Use an informative note.
3447 2010-02-26 Richard Guenther <rguenther@suse.de>
3449 PR tree-optimization/43186
3450 * gimple.h (gimple_fold): Remove.
3451 * gimple.c (gimple_fold): Remove. Inline into single user ...
3452 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3453 Try harder for conditions.
3455 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3458 * function.c (used_types_insert): Don't skip through named pointer
3459 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3460 and it is different from the main variant's type.
3462 2010-02-26 Nick Clifton <nickc@redhat.com>
3464 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3466 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3468 * config.gcc: Support --with-fpmath=sse for x86.
3470 * config/i386/ssemath.h: New.
3472 * doc/install.texi (--with-fpmath=sse): Documented.
3474 2010-02-26 Richard Guenther <rguenther@suse.de>
3476 PR tree-optimization/43188
3477 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3478 vector types of over-aligned element type.
3480 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3483 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3484 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3486 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3488 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3490 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3492 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3493 * var-tracking.c: Include diagnostic.h.
3494 (debug_dv): New function.
3495 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3498 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3499 (add_value_chain, add_value_chains, remove_value_chain,
3500 remove_value_chains): Handle DEBUG_EXPRs.
3501 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3504 * regcprop.c (struct queued_debug_insn_change): New type.
3505 (struct value_data_entry): Add debug_insn_changes field.
3506 (struct value_data): Add n_debug_insn_changes field.
3507 (debug_insn_changes_pool): New variable.
3508 (free_debug_insn_changes, apply_debug_insn_changes,
3509 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3510 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3511 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3513 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3515 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3516 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3517 changes, call cprop_find_used_regs via note_stores.
3518 (copyprop_hardreg_forward): When copying vd from predecessor
3519 which has any queued DEBUG_INSN changes, make sure the pointers are
3520 cleared. At the end call df_analyze and then if there are any
3521 DEBUG_INSN changes queued at the end of some basic block for still
3522 live registers, apply them.
3523 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3525 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3527 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3530 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3532 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3533 targets. Set the default with_cpu/with_arch from arch/cpu.
3534 Allow x86-64 and native for with_cpu/with_arch.
3536 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3538 * ebitmap.c: Change calls to verify_popcount with calls to
3539 sbitmap_verify_popcount.
3540 (ebitmap_clear_bit): Fixed map->cacheindex test and
3541 map>cache update when bit clearing results in an empty
3544 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3547 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3548 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3549 and support both V2DF and V2DI modes.
3550 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3551 support both V2DF and V2DI modes.
3552 (general): Delete trailing whitespace from a few patterns.
3554 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3555 V2DF/V2DI interleave high/low builtins.
3557 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3560 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3561 interleave high/low functions.
3563 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3565 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3566 #pragma extern_prefix.
3568 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3571 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3572 BLKmode, assert op0 is a MEM and just adjust its mode.
3575 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3576 if bitpos isn't multiple of mode's bitsize.
3578 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3580 * c.opt (-ftemplate-depth=): New.
3581 (-ftemplate-depth-): Deprecate.
3582 * optc-gen.awk: Handle -ftemplate-depth=.
3583 * opth-gen.awk: Likewise.
3584 * c-opts.c (c_common_handle_option): Likewise.
3585 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3587 2010-02-24 Jason Merrill <jason@redhat.com>
3589 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3591 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3593 * cfg.c (alloc_aux_for_block): Remove inline.
3594 (alloc_aux_for_edge): Likewise.
3596 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3598 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3600 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3602 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3603 * config/i386/sol2-gas.h: New file.
3604 * config.gcc (i[34567]86-*-solaris2*): Use it.
3606 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3609 * c-typeck.c (ep_convert_and_check): New.
3610 (build_conditional_expr): Use it.
3611 (build_binary_op): Likewise.
3613 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3615 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3618 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3619 bounds even for -O+.
3620 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3621 expr needs to have DECL_NAME set.
3623 2010-02-24 Nick Clifton <nickc@redhat.com>
3625 * config/mep/mep.c: Include gimple.h.
3626 (mep_function_uses_sp): Delete unused function.
3627 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3628 parameters. Use unsigned integers to count args. Return a
3629 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3631 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3634 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3635 greater or equal to nelt instead of 2 * nelt.
3636 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3639 2010-02-23 Jason Merrill <jason@redhat.com>
3642 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3643 in cfun->local_decls even if they have register types.
3646 * stor-layout.c (place_field): Don't warn about unnecessary
3647 DECL_PACKED if the type is packed.
3649 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3652 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3653 GOTOFF relocs, even when the base reg isn't pic pointer.
3655 2010-02-23 Michael Matz <matz@suse.de>
3658 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3659 (expand_gimple_basic_block): Generate and use debug temps if there
3660 are debug uses left after the last real use of TERed ssa names.
3661 Unlink debug immediate uses when they are expanded.
3663 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3666 * config/i386/i386.c (override_options): Reorganise to provide
3667 better error messages.
3669 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3672 * graphite-scop-detection.c (create_single_exit_edge): Move
3673 the call to find_single_exit_edge to....
3674 (create_sese_edges): ...here. Don't handle multiple edges
3675 exiting the function.
3676 (build_graphite_scops): Don't handle multiple edges
3677 exiting the function.
3679 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3682 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3683 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3685 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3688 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3690 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3693 * c-typeck.c (convert_arguments): Print declaration location.
3694 * c-common.c (validate_nargs): Rename as
3695 builtin_function_validate_nargs.
3696 (check_builtin_function_arguments): Update.
3698 2010-02-22 Richard Guenther <rguenther@suse.de>
3701 * tree-inline.c (declare_return_variable): Use the type of
3702 the call stmt lhs if available.
3704 2010-02-22 Duncan Sands <baldrick@free.fr>
3706 * passes.c (register_pass): Always consider all pass lists when
3707 ref_pass_instance_number is zero.
3709 2010-02-22 Richard Guenther <rguenther@suse.de>
3711 PR tree-optimization/42749
3712 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3713 parameter. Do arithmetic in the original type.
3714 (update_accumulator_with_ops): Likewise.
3715 (adjust_accumulator_values): Adjust.
3717 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3719 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3720 (QI to BLKmode splitter): New splitter.
3722 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3724 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3725 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3727 2010-02-22 Richard Guenther <rguenther@suse.de>
3729 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3731 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3733 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3734 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3735 ($(T)crti.o, $(T)crtn.o): Remove rules.
3737 2010-02-21 Tobias Burnus <burnus@net-b.de>
3740 * doc/invoke.texi (-fassociative-math): Document that this
3741 option is automatically enabled for Fortran.
3743 2010-02-20 David S. Miller <davem@davemloft.net>
3745 * configure.ac: Test if linker and assembler properly support
3746 GOTDATA_OP relocations.
3747 * configure: Rebuild.
3748 * config.in: Likewise.
3749 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3750 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3751 (movsi_high_pic): Likewise.
3752 (movdi_lo_sum_pic): Likewise.
3753 (movdi_high_pic): Likewise.
3754 (movsi_pic_gotdata_op): New pattern.
3755 (movdi_pic_gotdata_op): Likewise.
3756 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3757 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3759 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3762 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3763 attribute to ssemul.
3764 (xop_mulv2div2di3_high): Ditto.
3766 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3769 * c.opt (Wconversion-null): New option.
3770 * doc/invoke.texi (Wconversion-null): Document.
3772 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3774 * common.opt (Wlarger-than-): Add Undocumented.
3776 2010-02-19 Mike Stump <mikestump@comcast.net>
3778 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3780 2010-02-19 Jason Merrill <jason@redhat.com>
3783 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3784 * configure: Likewise.
3786 2010-02-20 Alan Modra <amodra@gmail.com>
3789 * cgraph.h (cgraph_make_decl_local): Declare.
3790 * cgraph.c (cgraph_make_decl_local): New function.
3791 (cgraph_make_node_local): Use it.
3792 * cgraphunit.c (cgraph_function_versioning): Likewise.
3793 * ipa.c (function_and_variable_visibility): Likewise.
3795 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3798 * except.c (sjlj_emit_function_enter): Don't call
3799 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3801 * rtl.h (add_reg_br_prob_note): Remove prototype.
3803 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3806 * c-common.c (conversion_warning): Remove widening conversions
3807 before checking the conversion of integers to reals.
3809 2010-02-19 Mike Stump <mikestump@comcast.net>
3812 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3815 * cgraphunit.c (process_function_and_variable_attributes): Check
3816 DECL_PRESERVE_P instead of looking up attribute "used".
3817 * ipa-pure-const.c (check_decl): Likewise.
3818 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3819 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3820 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3821 instead of attribute "used".
3822 * config/sol2-c.c (solaris_pragma_init): Likewise.
3823 (solaris_pragma_fini): Likewise.
3825 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3827 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3828 Use XCNEW instead of xcalloc.
3829 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3830 XNEW instead of xmalloc.
3831 (get_fields): Use XNEWVEC instead of xmalloc.
3834 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3835 populate vars array.
3836 (create_new_general_access): For debug stmts just reset value.
3837 (get_stmt_accesses): For accesses within debug stmts just record them
3838 using add_access_to_acc_sites instead of preventing the peeling or
3839 counting them as accesses.
3842 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3844 2010-02-19 Richard Guenther <rguenther@suse.de>
3846 PR tree-optimization/42916
3847 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3850 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3852 * configure.ac: Replace all uses of changequote in macro arguments
3853 with proper quoting.
3855 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3858 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3860 2010-02-19 Richard Guenther <rguenther@suse.de>
3862 PR tree-optimization/42944
3863 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3864 test for aliasing with errno.
3866 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3869 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3870 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3871 * dojump.c: Include output.h.
3872 (inv): New inline function.
3873 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3874 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3875 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3876 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3877 argument, pass it down to other calls.
3878 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3879 add REG_BR_PROB note to the conditional jump.
3880 * cfgexpand.c (add_reg_br_prob_note): Removed.
3881 (expand_gimple_cond): Don't call it, add the probability
3882 as last argument to jumpif_1/jumpifnot_1.
3883 * Makefile.in (dojump.o): Depend on output.h.
3884 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3886 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3887 * stmt.c (do_jump_if_equal): Likewise.
3888 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3889 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3890 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3892 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3893 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3894 jumpifnot_1 callers.
3895 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3897 (store_expr): Adjust jumpifnot caller.
3898 (store_constructor): Adjust jumpif caller.
3901 * gimplify.c (gimple_boolify): For __builtin_expect call
3902 gimple_boolify also on its first argument.
3904 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3906 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3908 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3909 * configure: Regenerated.
3911 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3913 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3914 lang_hooks.types_compatible_p instead of comptypes.
3916 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3918 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3919 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3920 if __prefer_thumb__ is defined.
3922 2010-02-18 Martin Jambor <mjambor@suse.cz>
3924 PR tree-optimization/43066
3925 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3926 array with zero-sized element type.
3928 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3930 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3931 rtx, allocate struct var_loc_node here and return it to the
3932 caller, and only if it is actually needed.
3933 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3934 move it earlier and return immediately if it returns NULL.
3936 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3938 * config/sparc/gas.h: New file. Restore
3939 TARGET_ASM_NAMED_SECTION to its ELF default.
3940 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3942 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3943 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3944 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3945 after sparc/sysv4.h.
3947 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3949 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3951 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3953 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3954 patterns from predicated pattern.
3956 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3959 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3960 for insn mnemonic suffix.
3962 2010-02-17 Richard Guenther <rguenther@suse.de>
3964 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3967 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3970 * caller-save.c (save_call_clobbered_regs): If BB ends with
3971 a DEBUG_INSN, move any notes in between last real insn and the last
3972 DEBUG_INSN after the last DEBUG_INSN.
3974 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3976 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3977 Fix return type. Fix argument type. Explain meaning of return value.
3979 2010-02-16 Richard Guenther <rguenther@suse.de>
3981 PR tree-optimization/41043
3982 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3983 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3985 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3987 2010-02-16 Ira Rosen <irar@il.ibm.com>
3989 PR tree-optimization/43074
3990 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3991 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3992 vectorizable cycles in hybrid SLP check.
3993 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3995 2010-02-16 Richard Guenther <rguenther@suse.de>
3997 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3998 (true_dependence): If memrefs_conflict_p computes must-alias
3999 trust it. Move TBAA check after offset-based disambiguation.
4000 (canon_true_dependence): Likewise.
4002 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4004 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4005 * doc/invoke.texi: Document it.
4006 * var-tracking.c: Include toplev.h and params.h.
4007 (vt_find_locations): Return bool indicating success. Compute
4008 hash sizes unconditionally. Check new parameter, report.
4009 (variable_tracking_main_1): Check vt_find_locations results and
4010 retry. Renamed from...
4011 (variable_tracking_main): ... this. New wrapper to preserve
4012 flag_var_tracking_assignments.
4013 * Makefile.in (var-tracking.o): Adjust dependencies.
4015 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4016 Jakub Jelinek <jakub@redhat.com>
4019 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4020 if weak_import attribute is present.
4021 * config/darwin.c (machopic_select_section): Likewise.
4023 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4025 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4026 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4027 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4028 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4030 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4032 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4035 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4036 Rewrite text to refer to the names.
4038 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4040 * config/i386/i386-builtin-types.def
4041 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4042 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4043 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4044 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4045 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4046 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4047 IX86_BUILTIN_VPERMIL2PS256.
4048 (MULTI_ARG_4_DF2_DI_I): Defined.
4049 (MULTI_ARG_4_DF2_DI_I1): Defined.
4050 (MULTI_ARG_4_SF2_SI_I): Defined.
4051 (MULTI_ARG_4_SF2_SI_I1): Defined.
4052 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4053 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4054 __builtin_ia32_vpermil2ps256.
4055 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4056 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4057 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4058 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4059 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4060 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4061 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4062 CODE_FOR_xop_vpermil2v8sf3.
4063 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4064 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4065 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4066 (_mm256_permute2_pd): New.
4067 (_mm_permute2_ps): New.
4068 (_mm256_permute2_ps): New.
4070 2010-02-15 Nick Clifton <nickc@redhat.com>
4072 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4073 boolean parameters. Use emit_jump_insn when emitting a pop
4074 instruction containing a return insn.
4075 (push): Use 'true' rather than '1' as second parameter to F.
4076 (h8300_expand_prologue): Likewise.
4077 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4078 (h8300_expand_epilogue): Likewise.
4080 2010-02-15 Richard Guenther <rguenther@suse.de>
4083 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4086 2010-02-15 Nick Clifton <nickc@redhat.com>
4088 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4091 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4093 * intl.c (fake_ngettext): New function.
4094 * intl.h (fake_ngettext): Declare.
4095 (ngettext): Define macro.
4096 * collect2.c (notice_translated): New function.
4097 (main): Use notice_translated and ngettext.
4098 * collect2.h (notice_translated): Declare.
4100 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4102 * reorg.c (delete_computation): Comment fixes.
4103 * caller-save.c (setup_save_areas): Idem.
4104 * sel-sched-dump.c (dump_lv_set): Idem.
4107 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4109 * config/s390/s390.c (s390_sched_init): New function.
4110 (TARGET_SCHED_INIT): Target hook defined.
4112 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4113 Jack Howarth <howarth@bromo.med.uc.edu>
4114 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4117 Partial revert of unintended change in fix for PR41605.
4118 * config/darwin.h: Fix typo.
4119 * config/darwin9.h: Same.
4121 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4123 * c-pch.c (pch_init): Clear v.
4125 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4128 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4129 graphite_can_represent_init for MULT_EXPR.
4131 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4135 * graphite-sese-to-poly.c (remove_phi): New.
4136 (translate_scalar_reduction_to_array): Call remove_phi.
4138 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4141 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4142 * graphite-clast-to-gimple.h (gloog): Update declaration.
4143 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4144 * graphite-poly.h (struct poly_bb): Add missing comments.
4145 (struct scop): Add poly_scop_p field.
4147 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4148 * graphite.c (graphite_transform_loops): Build the polyhedral
4149 representation for each scop before code generation.
4150 * sese.c (rename_variables_in_operand): Removed.
4151 (rename_variables_in_expr): Return the renamed expression.
4152 (rename_sese_parameters): New.
4153 * sese.h (rename_sese_parameters): Declared.
4155 2010-02-11 Richard Guenther <rguenther@suse.de>
4157 PR tree-optimization/42998
4158 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4159 POINTER_PLUS_EXPR properly.
4161 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4162 Changpeng Fang <changpeng.fang@amd.com>
4165 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4166 the cost of an IV candidate when the IV is used in a test against zero.
4168 * gcc.dg/tree-ssa/ivopts-3.c: New.
4170 2010-02-11 Richard Guenther <rguenther@suse.de>
4173 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4174 pointer-vs-decl case by swapping refs. Handle some cases
4175 of pointer-vs-decl disambiguations more conservatively.
4176 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4177 to false after expanding.
4179 2010-02-11 Richard Guenther <rguenther@suse.de>
4182 * gcc.c (process_command): Handle LTO file@offset case more
4185 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4187 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4188 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4190 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4192 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4193 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4194 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4195 Optimize eq/ne comparisons when both arguments are known to be
4197 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4198 Don't mask operands unnecessarily if they are known to be already
4201 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4203 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4206 2010-02-10 Richard Guenther <rguenther@suse.de>
4208 PR tree-optimization/43017
4209 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4210 for wrapping signed arithmetic.
4212 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4215 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4216 if no debug info should be emitted for it.
4218 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4220 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4221 note when flag_exceptions is set.
4223 2010-02-10 Duncan Sands <baldrick@free.fr>
4225 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4227 2010-02-10 Richard Guenther <rguenther@suse.de>
4230 * tree.c (get_unwidened): Handle constants.
4231 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4233 2010-02-10 Martin Jambor <mjambor@suse.cz>
4236 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4237 check for variable argument counts independently.
4239 2010-02-10 Christian Bruel <christian.bruel@st.com>
4242 * config/sh/sh.c (find_barrier): Increase length for non delayed
4243 conditional branches.
4245 2010-02-10 Christian Bruel <christian.bruel@st.com>
4247 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4249 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4251 * builtins.c (set_builtin_user_assembler_name): Also handle
4252 ffs if int is smaller than word.
4254 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4257 * ira-conflicts.c (get_dup): Remove.
4258 (process_reg_shuffles): Add new parameter. Use it as an
4259 additional guard for copy generation.
4260 (add_insn_allocno_copies): Rewrite.
4262 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4264 * common.opt (fsched2-use-traces): Preserved for backward
4266 * doc/invoke.texi: Remove the documentation about option
4267 -fsched2-use-traces.
4268 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4269 flag_sched2_use_traces.
4270 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4271 the backward compatibility flag section.
4273 2010-02-09 Richard Guenther <rguenther@suse.de>
4275 PR tree-optimization/43008
4276 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4277 make HEAP variables initialized from global memory if they
4278 are not known builtin functions.
4279 (find_func_aliases): Adjust.
4281 2010-02-09 Richard Guenther <rguenther@suse.de>
4283 PR tree-optimization/43000
4284 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4285 arithmetic manually.
4287 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4289 PR tree-optimization/42931
4290 * tree-loop-linear.c (try_interchange_loops): Don't call
4291 double_int_mul if estimated_loop_iterations failed.
4293 2010-02-08 Martin Jambor <mjambor@suse.cz>
4296 * tree-sra.c (build_accesses_from_assign): Do not mark in
4297 should_scalarize_away_bitmap if stmt has volatile ops.
4298 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4301 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4303 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4305 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4307 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4310 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4313 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4315 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4318 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4319 to unknown_dependence.
4320 (graphite_legal_transform_dr): Handle the unknown_dependence.
4321 (graphite_carried_dependence_level_k): Same.
4323 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4325 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4327 2010-02-07 Richard Guenther <rguenther@suse.de>
4330 * expr.c (get_inner_reference): Always initialize *pbitsize.
4332 2010-02-07 Richard Guenther <rguenther@suse.de>
4335 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4336 new ARRAY_REFs on variable size element or minimal index arrays.
4338 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4339 gimple_fold_indirect_ref.
4341 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4344 * arm.c (arm_override_options): Just return if the user has specified
4345 an invalid fpu name.
4347 2010-02-03 Jason Merrill <jason@redhat.com>
4350 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4351 i386_pe_maybe_record_exported_symbol.
4353 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4356 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4357 (pa_delegitimize_address): New function.
4359 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4361 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4362 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4364 2010-02-05 Richard Guenther <rguenther@suse.de>
4367 * lto-streamer-in.c (get_resolution): Deal with references
4368 to undefined functions.
4370 2010-02-05 Richard Guenther <rguenther@suse.de>
4372 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4373 (fold_const_aggregate_ref): Likewise.
4374 (ccp_fold_stmt): Substitute loads.
4375 (maybe_fold_reference): Verify types before substituting.
4377 (fold_gimple_assign): Unshare properly.
4378 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4380 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4382 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4383 for rs6000_gen_cell_microcode.
4385 2010-02-04 Richard Guenther <rguenther@suse.de>
4387 PR rtl-optimization/42952
4388 * dse.c (const_or_frame_p): Remove MEM handling.
4390 2010-02-04 Nick Clifton <nickc@redhat.com>
4392 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4393 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4394 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4395 (mn10300_asm_output_mi_thunk): New function.
4396 (mn10300_can_output_mu_thunk): New function.
4397 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4398 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4399 (FUNCTION_ARG): Delete incorrect comment.
4401 2010-02-03 Jason Merrill <jason@redhat.com>
4404 * fold-const.c (operand_equal_p): Handle erroneous types.
4406 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4408 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4410 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4412 PR rtl-optimization/42941
4413 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4416 2010-02-03 Jason Merrill <jason@redhat.com>
4419 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4421 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4424 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4425 (cselib_reset_table): Renamed from...
4426 (cselib_reset_table_with_next_value): ... this.
4427 (cselib_get_next_uid): Renamed from...
4428 (cselib_get_next_unknown_value): ... this.
4429 * cselib.c (next_uid): Renamed from...
4430 (next_unknown_value): ... this.
4431 (cselib_clear_table): Adjust.
4432 (cselib_reset_table): Adjust. Renamed from...
4433 (cselib_reset_table_with_next_value): ... this.
4434 (cselib_get_next_uid): Adjust. Renamed from...
4435 (cselib_get_next_unknown_value): ... this.
4436 (get_value_hash): Use hash.
4437 (cselib_hash_rtx): Likewise.
4438 (new_cselib_val): Adjust. Set and dump uid.
4439 (cselib_lookup_mem): Pass next_uid as hash.
4440 (cselib_subst_to_values): Likewise.
4441 (cselib_log_lookup): Dump uid.
4442 (cselib_lookup): Pass next_uid as hash. Adjust.
4443 (cselib_process_insn): Adjust.
4444 (cselib_init): Initialize next_uid.
4445 (cselib_finish): Adjust.
4446 (dump_cselib_table): Likewise.
4447 * dse.c (canon_address): Dump value uid.
4448 * print-rtl.c (print_rtx): Print value uid.
4449 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4451 (dv_uid): New function, sort of renamed from...
4452 (dv_htab_hash): ... this, reimplemented in terms of it and...
4453 (dv_uid2hash): ... this. New.
4454 (variable_htab_eq): Drop excess assertions.
4455 (tie_break_pointers): Removed.
4456 (canon_value_cmp): Compare uids.
4457 (variable_post_merge_New_vals): Print uids.
4458 (vt_add_function_parameters): Adjust.
4459 (vt_initialize): Reset table. Adjust.
4461 2010-02-03 Richard Guenther <rguenther@suse.de>
4463 PR tree-optimization/42944
4464 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4465 (call_may_clobber_ref_p_1): Likewise. Properly handle
4466 malloc and calloc clobbering errno.
4468 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4470 * doc/invoke.texi: Fix name of sched1 dump.
4472 * opts.c (decode_options): Set flag_tree_switch_conversion
4473 only conditionally on optimize >= 2.
4475 * gcse.c: Assorted comment fixes in pass description.
4477 2010-02-03 Anthony Green <green@moxielogic.com>
4479 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4480 nop padding in order to maintain alignment of storage location of
4481 target function address.
4482 (moxie_trampoline_init): Store target function address at newly
4484 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4486 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4488 2010-02-03 Richard Guenther <rguenther@suse.de>
4491 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4493 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4495 * config.gcc: Reenable check for obsolete targets.
4496 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4497 mips-sgi-irix6.[0-4]*.
4499 2010-02-02 Nick Clifton <nickc@redhat.com>
4501 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4502 constant size of 4 as being the same as 0.
4503 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4504 can take values in the range 0..4.
4506 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4509 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4510 as _darwin10_Unwind_FindEnclosingFunction().
4511 * libgcc-libsystem.ver: New.
4513 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4516 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4517 implicitly set registers.
4519 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4521 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4522 (arm_override_options): Allow automatic selection of the thread
4523 pointer register if thumb2.
4524 (legitimize_pic_address): Improve code sequences for Thumb2.
4525 (arm_call_tls_get_addr): Likewise.
4526 (legitimize_tls_address): Likewise.
4527 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4528 (pic_load_addr_32bit): ... this. New named pattern.
4529 * thumb2.md (pic_load_addr_thumb2): Delete.
4530 (pic_load_dot_plus_four): Delete.
4531 (tls_load_dot_plus_four): New named pattern.
4533 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4536 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4537 Document fix for TLS bug.
4539 2010-01-31 Richard Guenther <rguenther@suse.de>
4541 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4542 conservatively correct.
4544 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4548 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4550 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4552 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4554 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4556 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4558 * config.gcc: Adjust order of makefile fragments for mingw targets.
4560 2010-01-31 Richard Guenther <rguenther@suse.de>
4563 * gimplify.c (gimplify_init_constructor): For volatile LHS
4564 initialize a temporary.
4566 2010-01-31 Matthias Klose <doko@ubuntu.com>
4568 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4570 * configure: Regenerate.
4572 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4574 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4575 the same alias set and their sizes different constantness.
4576 (aliasing_component_refs_p): Revert 2009-10-24 change.
4578 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4580 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4583 2010-01-29 Richard Guenther <rguenther@suse.de>
4585 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4586 Assert we successfully updated the call.
4588 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4590 PR rtl-optimization/42889
4591 * df.h (df_set_bb_dirty_nonlr): New prototype.
4592 * df-core.c (df_set_bb_dirty_nonlr): New function.
4593 * df-scan.c (df_insn_rescan): Call it instead of
4594 df_set_bb_dirty for DEBUG_INSNs.
4596 2010-01-29 Richard Guenther <rguenther@suse.de>
4599 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4600 quadratic behavior in most cases.
4602 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4605 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4606 in the call to gen_x86_movsicc_0_m1.
4608 2010-01-28 Richard Guenther <rguenther@suse.de>
4610 PR tree-optimization/42871
4611 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4613 2010-01-28 Richard Guenther <rguenther@suse.de>
4615 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4616 into call arguments.
4618 2010-01-28 Richard Guenther <rguenther@suse.de>
4621 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4622 the forwarder if the destination is an EH landing pad.
4624 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4626 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4627 block list passed to gimple_duplicate_sese_tail.
4628 (parallelize_loops): Avoid parallelization when the function
4630 Avoid parallelization when the preheader is IRREDUCIBLE.
4631 Try to optimize when estimated_loop_iterations_int is unresolved.
4632 Add the loop's location to the dump file.
4633 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4634 (gimple_duplicate_sese_tail): Remove the check for the latch.
4635 Redirect nexits to the exit block.
4636 Remove handling of the incoming edges to the latch.
4637 Redirect the backedge from the copied latch to the exit bb.
4639 2010-01-28 Michael Matz <matz@suse.de>
4642 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4643 Wrap force_reg into a sequence, emit it before user.
4645 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4647 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4649 (arm_legacy_rev): Likewise.
4650 (thumb_legacy_rev): Likewise.
4652 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4654 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4655 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4656 on MEM's address failed, try avoid_constant_pool_reference and
4657 recurse if it returned something different.
4658 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4659 address, try avoid_constant_pool_reference and recurse if it
4660 returned something different.
4661 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4662 address and avoid_constant_pool_reference returned something
4663 different, don't set have_address.
4665 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4668 * var-tracking.c (val_store): Add modified argument, obey it.
4670 (count_uses): Move down logging of main.
4671 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4672 don't need resolution.
4673 (emit_notes_in_bb): Likewise.
4675 2010-01-27 Richard Guenther <rguenther@suse.de>
4678 * tree-inline.c (remap_decl): Delay remapping of SSA name
4679 default definitions until we need them.
4681 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4683 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4684 (rs6000_delegitimize_address): New function.
4686 * config/s390/s390.c (s390_delegitimize_address): Call
4687 delegitimize_mem_from_attrs.
4690 * tree-inline.c (cannot_copy_type_1): Removed.
4691 (copy_forbidden): Don't forbid copying of functions containing
4692 records/unions with variable length fields.
4694 2010-01-27 Christian Bruel <christian.bruel@st.com>
4698 * config/sh/sh.c (find_barrier): Increase length for non delayed
4699 conditional branches.
4701 2010-01-27 Matthias Klose <doko@ubuntu.com>
4703 * configure.ac (gnu-unique-object): Fix ldd version check.
4704 * configure: Regenerate.
4706 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4708 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4710 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4711 Test for HAVE_GNU_AS value.
4713 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4715 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4716 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4717 INT64_TYPE): Define.
4718 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4719 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4720 INT_LEAST64_TYPE): Define.
4721 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4722 UINT_LEAST64_TYPE): Define.
4723 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4724 INT_FAST64_TYPE): Define.
4725 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4726 UINT_FAST64_TYPE): Define.
4727 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4728 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4729 (SIG_ATOMIC_TYPE): Define.
4731 2010-01-26 Richard Guenther <rguenther@suse.de>
4733 * df-scan.c (df_scan_set_bb_info): Remove assert.
4734 (df_insn_rescan_debug_internal): Merge asserts.
4735 (df_install_ref): Likewise.
4736 (df_mark_reg): Use bitmap_set_range.
4737 (df_hard_reg_used_p): Remove assert.
4738 (df_hard_reg_used_count): Likewise.
4740 2010-01-26 Richard Guenther <rguenther@suse.de>
4742 PR rtl-optimization/42685
4743 * web.c (web_main): Ignore DEBUG_INSNs.
4745 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4747 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4749 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4750 Fix types of fndecl and arglist parameters.
4752 2010-01-26 Richard Guenther <rguenther@suse.de>
4755 * tree-eh.c (unsplit_eh): Skip debug insns.
4757 2010-01-26 Richard Guenther <rguenther@suse.de>
4759 PR tree-optimization/42250
4760 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4762 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4765 * omp-low.c (expand_omp_sections): Only use single_pred if
4766 l2_bb is single_pred_p.
4768 2010-01-25 Christian Bruel <christian.bruel@st.com>
4771 * config/sh/sh.c (find_barrier): Increase length for non delayed
4772 conditional branches.
4773 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4775 2010-01-24 David S. Miller <davem@davemloft.net>
4777 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4778 define if not using GAS.
4779 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4780 Likewise. Delete SECTION_MERGE code, which is only applicable
4783 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4786 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4787 mangling of va_list in system headers.
4789 2010-01-23 Toon Moene <toon@moene.org>
4791 * tree-predcom.c (combine_chains): Return NULL, not false.
4793 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4795 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4796 initialization of variable res to agree with return type.
4798 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4800 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4801 * tree-sra.c: Add include of expr.h.
4803 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4805 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4806 insert the debug stmt on the single non-EH edge from the stmt.
4808 2010-01-22 Richard Henderson <rth@redhat.com>
4811 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4812 the RHS until after generate_subtree_copies has insertted its
4813 code before the current statement.
4815 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4817 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4819 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4821 2010-01-21 Martin Jambor <mjambor@suse.cz>
4823 PR tree-optimization/42585
4824 * tree-sra.c (struct access): New field grp_total_scalarization.
4825 (dump_access): Dump the new field.
4826 (should_scalarize_away_bitmap): New variable.
4827 (cannot_scalarize_away_bitmap): Likewise.
4828 (sra_initialize): Allocate new bitmaps.
4829 (sra_deinitialize): Free new bitmaps.
4830 (create_access_1): New function.
4831 (create_access): Parts moved to create_access_1.
4832 (type_consists_of_records_p): New function.
4833 (completely_scalarize_record): Likewise.
4834 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4835 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4836 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4838 (analyze_all_variable_accesses): Completely scalarize small eligible
4841 2010-01-21 Martin Jambor <mjambor@suse.cz>
4843 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4845 2010-01-21 Andrew Haley <aph@redhat.com>
4847 * gcc.c (process_command): Move lang_specific_driver before
4848 setting cc_libexec_prefix.
4850 2010-01-21 Richard Guenther <rguenther@suse.de>
4853 * fold-const.c (negate_expr_p): Pretend only negative
4854 real constants are easily negatable.
4856 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4857 Jason Merrill <jason@redhat.com>
4859 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4860 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4861 * calls.c (initialize argument_information): Handle it.
4862 * c-common.c (handle_transparent_union_attribute): Use new name.
4863 * c-decl.c (finish_struct): Ditto.
4864 * c-typeck.c (type_lists_compatible_p): Ditto.
4865 (convert_for_assignment): Use new name and also handle record.
4866 * function.c (aggregate_value_p): Handle it.
4867 (pass_by_reference): Ditto.
4868 (assign_parm_data_types): Ditto.
4869 * print-tree.c (print_node): Ditto.
4870 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4871 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4872 * tree.c (first_field): New fn.
4874 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4877 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4878 even when linking statically, for now.
4880 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4883 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4884 without a cselib val.
4885 (count_uses): Accept MO_VAL_SET with no val on stores.
4886 (add_stores): Likewise.
4888 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4890 * var-tracking.c (check_value_val): Add a compile time assertion.
4891 (dv_is_decl_p): Simplify.
4892 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4893 gcc_assert if ENABLE_CHECKING.
4895 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4898 * var-tracking.c: Include tree-flow.h.
4899 (mem_dies_at_call): New.
4900 (dataflow_set_preserve_mem_locs): Use it.
4901 (dataflow_set_remove_mem_locs): Likewise.
4902 (dump_var): Renamed from dump_variable. Adjust all callers.
4903 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4904 * Makefile.in (var-tracking.o): Adjust deps.
4906 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4908 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4910 2010-01-20 Richard Guenther <rguenther@suse.de>
4912 PR tree-optimization/42717
4913 * tree-ssa-dce.c (get_live_post_dom): Remove.
4914 (forward_edge_to_pdom): Take an arbitrary edge to copy
4915 degenerate PHI args from.
4916 (remove_dead_stmt): Use the first post-dominator even if it
4917 does not contain live statements as redirection destination.
4919 2010-01-20 Richard Guenther <rguenther@suse.de>
4921 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4923 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4925 * sel-sched.c (create_speculation_check): Remove set but not used
4927 (try_transformation_cache): Remove set but not used variable ds.
4928 (calculate_privileged_insns): Remove set but not used variables
4929 cur_insn and min_spec_insn.
4930 (find_best_expr): Remove set but not used variable avail_n.
4931 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4933 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4935 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4936 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4939 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4942 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4943 cpu types. Add support for *-sse3 cpu types.
4944 (x86_64-*-*): Ditto.
4946 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4949 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4950 argument, call initializer_constant_valid_p_1 instead of
4951 initializer_constant_valid_p, pass CACHE to it, return NULL
4952 immediately if first call returns NULL.
4953 (initializer_constant_valid_p_1): New function.
4954 (initializer_constant_valid_p): Use it.
4956 2010-01-20 Thomas Quinot <quinot@adacore.com>
4958 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4960 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4962 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4963 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4964 (loc_list_from_tree): Don't handle unsigned division. Handle
4965 signed modulo using DW_OP_{over,over,div,mul,minus}.
4966 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4967 modulo instead of signed.
4969 2010-01-20 DJ Delorie <dj@redhat.com>
4971 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4973 (h8300_emit_stack_adjustment): Propogate it.
4975 (h8300_expand_prologue): Likewise.
4976 (h8300_expand_epilogue): Likewise.
4978 2010-01-19 Michael Matz <matz@suse.de>
4980 PR tree-optimization/41783
4981 * tree-data-ref.c (toplevel): Include flags.h.
4982 (dump_data_dependence_relation): Also dump the inputs if the
4983 result will be unknown.
4984 (split_constant_offset_1): Look through some conversions.
4985 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4986 the offset from last element is too large.
4987 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4988 (reassociate_to_the_same_stmt): Handle vector registers.
4989 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4991 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4992 wide_prolog_niters argument, emit widening instructions.
4993 (vect_do_peeling_for_alignment): Adjust caller, use widened
4994 variant of the iteration cound.
4995 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4997 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5000 * config/arm/neon-testgen.m (emit_automatics): New parameter
5001 features. Adjust for Fixed_return_reg feature.
5002 (test_intrinsic): Call emit_automatics with new feature.
5003 * config/arm/neon.ml: Update copyright years.
5004 (features): New Fixed_return_reg feature.
5005 (ops): Update feature for Vget_low.
5007 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5009 PR tree-optimization/42719
5010 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5014 * fwprop.c (all_uses_available_at): Return false if def_set dest
5015 is a REG that is used in def_insn.
5017 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5019 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5021 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5024 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5026 * target.h (struct gcc_target) <secondary_reload>: Change type
5027 of last argument to secondary_reload_info *.
5029 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5032 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5033 memory references with unaligned offsets. Remove CQImode handling.
5034 (unaligned_memory_operand): Return 1 for memory references with
5035 unaligned offsets. Remove CQImode handling.
5037 2010-01-18 Richard Guenther <rguenther@suse.de>
5040 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5043 2010-01-18 Richard Guenther <rguenther@suse.de>
5045 PR tree-optimization/42781
5046 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5047 restrict processing only if the original variable was artificial.
5049 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5051 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5052 find number of popped argument bytes.
5054 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5055 Fix the text that describes the return value for invalid insns.
5057 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5059 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5060 Clarify what 'cost of the -dependence' is. Fix quoting.
5062 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5063 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5065 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5067 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5068 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5070 2010-01-17 Richard Guenther <rguenther@suse.de>
5073 * function.c (split_complex_args): Take a VEC to modify.
5074 (assign_parms_augmented_arg_list): Build a VEC instead of
5075 a chain of PARM_DECLs.
5076 (assign_parms_unsplit_complex): Take a VEC of arguments.
5077 Do not fixup unmodified parms.
5078 (assign_parms): Deal with the VEC.
5079 (gimplify_parameters): Likewise.
5081 2010-01-17 Richard Guenther <rguenther@suse.de>
5083 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5084 node existence check.
5085 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5086 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5087 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5088 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5089 (gimple_execute_on_growing_pred): Likewise.
5091 2010-01-17 Richard Guenther <rguenther@suse.de>
5093 PR tree-optimization/42773
5094 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5095 (compute_antic_aux): Likewise.
5096 (compute_partial_antic_aux): Likewise.
5098 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5101 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5104 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5106 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5109 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5110 Fix markup for strict argument.
5112 (TARGET_SCHED_REORDER2): Fix argument types.
5114 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5115 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5117 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5118 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5120 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5123 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5124 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5125 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5126 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5127 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5129 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5131 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5133 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5134 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5136 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5138 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5141 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5143 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5144 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5146 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5148 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5150 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5151 referring to it. Fix language.
5153 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5155 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5157 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5159 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5161 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5162 '@var{stream}. Remove stray 'and'.
5164 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5166 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5168 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5170 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5171 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5173 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5174 Fix description of return value.
5175 Rename argument "sz" to "len."
5177 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5178 Clarify meaning of 'true' return value.
5180 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5182 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5183 rep_mode versus mode_rep.
5185 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5187 (TARGET_BUILTIN_DECL): Fix name.
5189 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5191 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5193 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5195 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5197 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5199 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5202 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5203 Rename argument tm_fn to md_fn.
5205 (TARGET_OPTION_PRINT): Fix argument list.
5207 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5210 * config/i386/i386.c (ix86_fixup_binary_operands):
5211 Revert FMA4 fixup of operands.
5213 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5216 * Makefile.in (write_entries_to_file, install-plugin):
5217 Use \012 instead of \n with tr.
5219 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5221 * configure.ac (HAVE_AS_REF): New C macro.
5222 * configure: Regenerate.
5223 * config.in: Likewise.
5224 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5226 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5229 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5231 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5233 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5235 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5237 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5239 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5241 (TARGET_BINDS_LOCAL_P): Fix argument type.
5243 (TARGET_ASM_FILE_END): Use prototype.
5245 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5247 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5249 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5251 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5253 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5254 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5256 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5257 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5259 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5260 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5261 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5262 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5264 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5266 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5268 (TARGET_INIT_BUILTINS): Use prototype.
5270 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5271 Put 'const char *' in braces. Fix parameter types.
5272 (TARGET_INVALID_CONVERSION): Fix parameter types.
5273 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5274 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5276 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5279 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5281 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5283 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5285 * doc/tm.texi (TARGET_HELP): Fix return type.
5287 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5288 in braces. Fix argument types.
5290 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5292 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5294 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5296 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5297 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5299 (TARGET_MANGLE_TYPE): Fix argument types.
5301 (TARGET_IRA_COVER_CLASSES): Use prototype.
5303 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5305 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5307 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5309 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5311 (TARGET_CALLEE_COPIES): Fix argument types.
5313 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5315 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5317 (TARGET_FUNCTION_VALUE): Fix argument types.
5319 (TARGET_RETURN_IN_MSB): Fix argument type.
5321 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5323 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5325 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5327 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5328 agree with return type.
5330 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5332 2010-01-15 Jing Yu <jingyu@google.com>
5334 PR rtl-optimization/42691
5335 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5336 a pseudo to a constant and are merged, and adjust comments.
5338 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5340 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5342 2010-01-15 Richard Guenther <rguenther@suse.de>
5345 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5346 labels of computed or non-local gotos to the destination.
5347 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5348 landing pad label is the first label.
5350 2010-01-15 Richard Guenther <rguenther@suse.de>
5352 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5354 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5357 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5358 to allow generation of the xssqrtdp instruction on power7.
5359 (sqrtdf2_fpr): Ditto.
5361 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5364 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5365 functions with noreturn attribute.
5368 * varasm.c (declare_weak): Add weak attribute to decl if it
5369 doesn't have one already.
5370 (assemble_external): Only add decls to weak_decls if they also
5371 have weak attribute.
5373 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5375 * var-tracking.c (var_reg_delete): Don't delete the association
5376 between REGs and values or one-part variables if the register
5379 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5382 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5383 because its first operand is a non-localized variable.
5385 2010-01-14 Martin Jambor <mjambor@suse.cz>
5387 PR tree-optimization/42706
5388 * tree-sra.c (encountered_recursive_call): New variable.
5389 (encountered_unchangable_recursive_call): Likewise.
5390 (sra_initialize): Initialize both new variables.
5391 (callsite_has_enough_arguments_p): New function.
5392 (scan_function): Call decl and flags check only for IPA-SRA, check
5393 whether there is a recursive call and whether it has enough arguments.
5394 (all_callers_have_enough_arguments_p): New function.
5395 (convert_callers): Look for recursive calls only when
5396 encountered_recursive_call is set.
5397 (ipa_early_sra): Bail out either if
5398 !all_callers_have_enough_arguments_p or
5399 encountered_unchangable_recursive_call.
5401 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5403 * sel-sched.c: Add 2010 to copyright years.
5404 * sel-sched-ir.c: Likewise.
5405 * sel-sched-ir.h: Likewise.
5407 2010-01-14 Martin Jambor <mjambor@suse.cz>
5409 PR tree-optimization/42714
5410 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5411 constructors specially.
5413 2010-01-14 Andi Kleen <ak@linux.intel.com>
5415 * config/i386/drivers-i386.c (detect_caches_intel):
5416 Add l2sizekb parameter and fill in.
5417 (host_detect_local_cpu): Add l2sizekb, fill in.
5418 Add Atom small cache heuristic.
5420 2010-01-14 Andi Kleen <ak@linux.intel.com>
5422 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5423 Add level3 parameter and fill in.
5424 (detect_caches_intel): Handle level3 cache.
5426 2010-01-14 Andi Kleen <ak@linux.intel.com>
5428 * config/i386/drivers-i386.c (host_detect_local_cpu):
5429 Fix core duo detection.
5431 2010-01-14 Andi Kleen <ak@linux.intel.com>
5433 * config/i386/drivers-i386.c (host_detect_local_cpu):
5436 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5438 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5439 (rs6000_variable_issue_1): this. Use...
5440 (rs6000_variable_issue): here. Reimplement. Print debug info.
5442 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5444 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5445 sel_restore_notes. Update all callers. Call reemit_notes
5448 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5450 PR rtl-optimization/42246
5451 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5454 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5456 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5457 all successors is the same as number of successors in current region.
5459 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5461 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5462 to rename is not separable. Otherwise check that its LHS is not NULL.
5464 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5466 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5468 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5470 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5471 available registers when failed to discover LHS register class.
5472 Fix indentation. Update comment.
5474 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5475 Alexander Monakov <amonakov@ispras.ru>
5477 PR rtl-optimization/42389
5478 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5480 (advance_state_on_fence): Likewise.
5481 (sel_target_adjust_priority): Print debug output only when
5482 sched_verbose >= 4, not 2.
5483 (get_expr_cost): Do not issue all unique insns on the next cycle.
5484 (fill_insns): Initialize can_issue_more from the value saved
5486 * sel-sched-ir.c (flist_add): New parameter issue_more.
5487 Init FENCE_ISSUE_MORE with it.
5488 (merge_fences): Likewise.
5489 (init_fences): Update call to flist_add.
5490 (add_to_fences, add_clean_fence_to_fences)
5491 (add_dirty_fence_to_fences): Likewise.
5492 (move_fence_to_fences): Update call to merge_fences.
5493 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5495 * sel-sched-ir.h (struct _fence): New field issue_more.
5496 (FENCE_ISSUE_MORE): New accessor macro.
5498 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5500 PR rtl-optimization/42388
5501 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5502 that have no predecessors nor successors. Do not call move_bb_info
5503 for empty blocks outside of current region.
5505 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5507 PR rtl-optimization/42294
5508 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5509 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5510 originators' originators.
5512 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5514 PR rtl-optimization/39453
5515 PR rtl-optimization/42246
5516 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5518 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5520 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5521 Alexander Monakov <amonakov@ispras.ru>
5524 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5525 (maybe_tidy_empty_bb): ... here. Make static. Add new
5526 argument. Update all callers.
5527 (tidy_control_flow): ... and here. Recompute topological order
5528 of basic blocks in region if necessary.
5529 (sel_redirect_edge_and_branch): Change return type. Return true
5530 if topological order might have been invalidated.
5531 (purge_empty_blocks): Export and move from...
5532 * sel-sched.c (purge_empty_blocks): ... here.
5533 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5534 (maybe_tidy_empty_bb): Delete prototype.
5535 (purge_empty_blocks): Declare.
5537 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5539 PR rtl-optimization/42249
5540 * sel-sched.c (try_replace_dest_reg): When chosen register
5541 and original register is the same, do not bail out early, but
5542 still check all original insns for validity of replacing destination
5543 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5546 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5549 Port from no-undefined-overflow branch:
5550 2009-03-09 Richard Guenther <rguenther@suse.de>
5552 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5554 2010-01-14 Richard Guenther <rguenther@suse.de>
5557 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5559 2010-01-14 Ira Rosen <irar@il.ibm.com>
5561 PR tree-optimization/42709
5562 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5563 as scalar type in creation of constant vector operand.
5565 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5568 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5569 (check-parallel-%): Match `testsuite' directory component only
5572 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5574 PR translation/39521
5575 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5578 2010-01-13 Richard Guenther <rguenther@suse.de>
5580 PR tree-optimization/42730
5581 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5584 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5587 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5588 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5591 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5593 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5594 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5595 ___umulsi3_highpart.
5597 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5598 rather than schedule_insns if the pass is enabled.
5600 2010-01-13 Martin Jambor <mjambor@suse.cz>
5602 PR tree-optimization/42704
5603 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5606 2010-01-13 Martin Jambor <mjambor@suse.cz>
5608 PR tree-optimization/42703
5609 * tree-sra.c (analyze_access_subtree): Check that we can build a
5610 reference to the original data within the aggregate.
5612 2010-01-13 Richard Guenther <rguenther@suse.de>
5614 PR tree-optimization/42705
5615 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5617 2010-01-13 Richard Guenther <rguenther@suse.de>
5620 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5622 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5625 * var-tracking.c (values_to_unmark): New variable.
5626 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5627 values_to_unmark vector. Moved body to...
5628 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5629 instead queue it into values_to_unmark vector.
5630 (vt_find_locations): Free values_to_unmark vector.
5632 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5634 * config/s390/s390.c (override_options): Set
5635 default of max-pending-list-length to 256
5637 2010-01-13 Richard Guenther <rguenther@suse.de>
5640 * tree-pass.h (PROP_gimple_lcx): New.
5641 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5642 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5643 before the final cleanup_eh.
5644 (dump_properties): Dump PROP_gimple_lcx.
5645 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5646 (tree_lower_complex_O0): Remove.
5647 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5648 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5649 tree_lower_complex, schedule TODO_update_ssa.
5650 * lto-streamer-out.c (output_function): Stream the functions
5652 * lto-streamer-in.c (input_function): Likewise.
5653 (lto_read_body): Do not override them here.
5655 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5658 * c-typeck.c (build_c_cast): Fold value cast to union type before
5659 wrapping it in a CONSTRUCTOR.
5661 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5663 PR rtl-optimization/42699
5664 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5667 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5669 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5670 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5671 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5672 SUBTARGET_WARN_UNUSED_SPEC): ... here
5673 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5675 2010-01-12 Julian Brown <julian@codesourcery.com>
5677 * config/arm/neon-schedgen.ml (Utils): Don't try to
5678 open missing module.
5679 (find_with_result): New.
5681 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5684 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5685 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5687 PR tree-optimization/42645
5688 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5689 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5690 decl_map, set processing_debug_stmt to -1 and return name without
5693 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5695 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5696 binutils version, and reword target configuration description.
5698 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5700 * config/avr/avr.h (LINKER_NAME): Remove.
5702 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5705 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5706 that support VSX, warn for -mno-altivec if vsx is not disabled,
5709 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5710 Shujing Zhao <pearly.zhao@oracle.com>
5712 PR translation/42469
5713 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5714 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5715 character between option name and help text.
5716 * c.opt (imultilib): Likewise.
5718 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5720 * lto-streamer-out.c (output_unreferenced_globals): Output static
5723 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5725 PR rtl-optimization/42621
5726 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5727 optimizing for size.
5728 (duplicate_computed_gotos): Remove now-redundant check.
5730 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5733 * configure.ac: Save and restore LDFLAGS and LIBS
5734 * configure: Regenerate.
5736 2010-01-10 Richard Guenther <rguenther@suse.de>
5739 * builtins.c (fold_builtin_strlen): Add type argument and
5740 convert the resulting length to it.
5741 (fold_builtin_1): Adjust.
5743 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5745 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5746 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5748 (num_insns_constant_wide): Adjust for that change.
5750 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5753 * web.c (union_defs): Add used argument, to combine uses of
5755 (entry_register): Adjust type and tests of used argument.
5756 (web_main): Widen used for new use. Pass it to union_defs.
5757 * df.h (union_defs): Adjust prototype.
5759 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5762 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5763 uses in new incoming argument. Free body.
5764 (reset_debug_uses_in_loop): New.
5765 (analyze_insn_to_expand_var): Call the latter if the former found
5766 anything. Fix whitespace. Reject invalid dest overlaps before
5767 going through all insns in the loop.
5769 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5772 * haifa-sched.c (dying_use_p): Debug insns don't count.
5774 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5777 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5778 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5779 (verify_gimple_call): Reject LHS in noreturn calls.
5781 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5785 * tree-vect-loop-manip.c (adjust_info): New type.
5786 (adjust_vec): New pointer to vector.
5787 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5788 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5789 (slpeel_update_phis_for_duplicate_loop): Use them.
5790 (slpeel_update_phi_nodes_for_guard1): Likewise.
5791 (slpeel_update_phi_nodes_for_guard2): Likewise.
5792 (slpeel_tree_peel_loop_to_edge): Likewise.
5793 (vect_update_ivs_after_vectorizer): Likewise.
5795 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5797 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5798 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5800 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5802 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5803 bogus uninitialized warning.
5805 2010-01-09 Richard Guenther <rguenther@suse.de>
5808 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5809 the evolution is compatible with the initial condition.
5811 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5813 * gcc.c (process_command): Update copyright notice dates.
5814 * gcov.c (print_version): Likewise.
5815 * gcov-dump.c (print_version): Likewise.
5816 * mips-tfile.c (main): Likewise.
5817 * mips-tdump.c (main): Likewise.
5819 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5822 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5824 (rotlhi3_8): Delete.
5826 (rotlsi3_8): Delete.
5827 (rotlsi3_16): Delete.
5828 (rotlsi3_24): Delete.
5830 (*rotw<mode>3): New.
5831 (*rotb<mode>3): New.
5832 * config/avr/avr.c (avr_rotate_bytes): New function.
5833 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5835 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5838 * configure.ac: Modify -rdynamic check.
5839 * configure: Regenerate.
5841 2010-01-08 DJ Delorie <dj@redhat.com>
5843 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5844 register popping order.
5846 2010-01-08 Richard Guenther <rguenther@suse.de>
5849 * c.opt (fsigned-char): Also let LTO handle this option.
5850 (funsigned-char): Likewise.
5852 2010-01-07 Richard Guenther <rguenther@suse.de>
5854 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5855 (gimple_op): Likewise.
5856 (gimple_op_ptr): Likewise.
5857 (gimple_assign_set_lhs): Remove gcc_assert.
5858 (gimple_assign_set_rhs1): Likewise.
5859 (gimple_assign_set_rhs2): Likewise.
5860 (gimple_call_set_lhs): Likewise.
5861 (gimple_call_set_fn): Likewise.
5862 (gimple_call_set_fndecl): Likewise.
5863 (gimple_call_fndecl): Likewise.
5864 (gimple_call_return_type): Likewise.
5865 (gimple_call_set_chain): Likewise.
5866 (gimple_call_num_args): Likewise.
5867 (gimple_call_set_arg): Likewise.
5868 (gimple_cond_set_code): Likewise.
5869 (gimple_cond_set_lhs): Likewise.
5870 (gimple_cond_set_rhs): Likewise.
5871 (gimple_cond_set_true_label): Likewise.
5872 (gimple_cond_set_false_label): Likewise.
5873 (gimple_label_set_label): Likewise.
5874 (gimple_goto_set_dest): Likewise.
5875 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5876 (gimple_debug_bind_get_value): Likewise.
5877 (gimple_debug_bind_get_value_ptr): Likewise.
5878 (gimple_debug_bind_set_var): Likewise.
5879 (gimple_debug_bind_set_value): Likewise.
5880 (gimple_debug_bind_reset_value): Likewise.
5881 (gimple_debug_bind_has_value_p): Likewise.
5882 (gimple_return_retval_ptr): Remove gcc_assert.
5883 (gimple_return_retval): Likewise.
5884 (gimple_return_set_retval): Likewise.
5885 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5886 (safe_referenced_var_iterator): Remove.
5887 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5888 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5889 (fill_referenced_var_vec): Remove.
5890 (first_readonly_imm_use): Remove redundant gcc_assert.
5891 (phi_arg_index_from_use): Combine gcc_asserts.
5892 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5893 (first_imm_use_stmt): Remove redundant gcc_assert.
5894 * tree-cfg.c (verify_gimple_call): Verify function and chain
5895 operands. Verify arguments.
5896 (verify_types_in_gimple_stmt): Verify condition code and labels.
5898 2010-01-07 Richard Guenther <rguenther@suse.de>
5900 PR tree-optimization/42641
5901 * sese.c (rename_map_elt_info): Use the SSA name version, do
5904 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5906 PR tree-optimization/42625
5907 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5908 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5910 2010-01-07 Duncan Sands <baldrick@free.fr>
5912 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5914 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5917 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5918 note itself is not function_invariant_p.
5920 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5922 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5923 Do not add the DF_NOTE problem.
5924 * store-motion.c (execute_rtl_store_motion): Likewise.
5926 2010-01-07 Martin Jambor <mjambor@suse.cz>
5928 PR tree-optimization/42157
5929 * tree-sra.c (compare_access_positions): Stabilize sort if both
5930 accesses have integer types, return zero immediately if they are the
5933 2010-01-06 Richard Henderson <rth@redhat.com>
5936 * haifa-sched.c (add_to_note_list): Merge into ...
5937 (concat_note_lists): ... here, and ...
5938 (unlink_other_notes, rm_other_notes): Merge into...
5939 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5940 NOTE_INSN_EPILOGUE_BEG.
5942 2010-01-06 Richard Guenther <rguenther@suse.de>
5944 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5945 not inline regular functions into always-inline functions.
5947 2010-01-06 Nick Clifton <nickc@redhat.com>
5949 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5950 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5952 (OVERRIDE_OPTIONS): Delete.
5953 (OPTIMIZATION_OPTIONS): Define.
5954 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5955 * config/rx/rx.c (rx_handle_option): Issue an error message if
5956 -mcpu=rx200 and -fpu are used together.
5957 (rx_set_optimization_options): New function. Issue an error
5958 message if an optimization attribute attempts to reset the FPU/
5959 math optimization pairing.
5960 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5961 * config/rx/rx.opt: Set the default to 32-bit doubles.
5962 * config/rx/t-rx: Add multilibs for -nofpu option.
5963 * doc/invoke.texi: Update documentation of RX options.
5965 2010-01-06 Richard Guenther <rguenther@suse.de>
5967 * tree-ssa-pre.c (name_to_id): New global.
5968 (alloc_expression_id): Simplify SSA name handling.
5969 (lookup_expression_id): Likewise.
5970 (init_pre): Zero name_to_id.
5971 (fini_pre): Free it.
5973 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5975 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5977 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5980 * config/i386/sse.md (smaxv2di3): New.
5981 (umaxv2di3): Likewise.
5982 (sminv2di3): Likewise.
5983 (uminv2di3): Likewise.
5985 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5988 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5989 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5990 (legitimize_tls_address): Likewise.
5991 (sparc_tls_referenced_p): Likewise.
5992 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5993 and adjust calls to legitimize_pic_address.
5994 (legitimate_constant_p) Use sparc_tls_referenced_p.
5995 (legitimate_pic_operand_p): Likewise.
5996 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5997 (sparc_tls_symbol_ref_1): Delete.
5998 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5999 (legitimize_tls_address): Make static, handle CONST patterns.
6000 (legitimize_pic_address): Make static, remove unused parameter and
6001 adjust recursive calls.
6002 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6003 and adjust call to legitimize_pic_address.
6004 (sparc_output_mi_thunk): Likewise.
6006 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6007 H.J. Lu <hongjiu.lu@intel.com>
6010 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6011 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6012 operands to make them signed.
6015 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6018 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6019 GTU to GT for V4SI and V2DI.
6021 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6022 (umin<mode>3): Removed.
6024 (uminv4si3): Likewise.
6026 2010-01-05 Martin Jambor <mjambor@suse.cz>
6028 PR tree-optimization/42462
6029 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6030 current_function_decl to helper functions and macros.
6032 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6035 * flags.h: Don't include real.h.
6036 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6037 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6038 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6039 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6040 * dominance.c: Update copyright.
6041 * gimple.c (walk_gimple_op): Remove inline.
6042 * tree-ssa-reassoc.c: Include real.h.
6043 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6044 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6046 2010-01-05 Nick Clifton <nickc@redhat.com>
6048 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6049 register to push into the stack frame when the accumulator has to
6050 be saved during interrupts.
6052 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6054 * doc/invoke.texi: Remove the documentation about option
6056 * common.opt (Wunreachable-code): Preserved for backward
6058 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6059 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6060 the backward compatibility flag section.
6062 2010-01-05 Richard Guenther <rguenther@suse.de>
6064 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6066 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6069 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6071 PR tree-optimization/42508
6072 * tree-sra.c (convert_callers): Check for recursive call
6073 by comparing cgraph nodes instead of decls.
6074 (modify_function): Call ipa_modify_formal_parameters also
6075 on all same_body aliases.
6077 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6078 cgraph nodes when checking for same_body aliases.
6080 2010-01-05 Richard Guenther <rguenther@suse.de>
6082 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6083 allocation and lookup.
6084 (get_or_alloc_expr_for_constant): Likewise.
6085 (phi_translate): Sink allocation.
6087 2010-01-04 Richard Guenther <rguenther@suse.de>
6089 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6090 a new entry only if needed.
6091 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6092 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6094 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6096 (phi_translate): Handle CONSTANTs early.
6098 2010-01-04 Martin Jambor <mjambor@suse.cz>
6100 PR tree-optimization/42398
6101 * tree-sra.c (struct access): Removed flag grp_different_types.
6102 (dump_access): Do not dump the removed flag.
6103 (sort_and_splice_var_accesses): Do not set the removed flag.
6104 (sra_modify_expr): Check for type compatibility directly.
6106 2010-01-04 Martin Jambor <mjambor@suse.cz>
6108 PR tree-optimization/42366
6109 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6110 edges with variable number of parameters.
6111 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6112 flag instead of asserting it.
6113 (ipa_read_node_info): Read uses_analysis_done flag.
6115 2010-01-04 Richard Guenther <rguenther@suse.de>
6117 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6118 iterative_hash_* as intended.
6119 (vn_reference_compute_hash): Likewise. Simplify hashing
6121 (vn_reference_lookup_2): Likewise.
6122 (vn_nary_op_compute_hash): Likewise.
6123 (vn_phi_compute_hash): Likewise.
6124 (expressions_equal_p): Remove strange code.
6125 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6126 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6127 (bitmap_insert_into_set_1): Take value-id as parameter.
6128 (add_to_value): Pass it.
6129 (bitmap_insert_into_set): Likewise.
6130 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6132 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6135 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6136 (do_self_spec): For switches with SWITCH_IGNORE set set also
6137 SWITCH_IGNORE_PERMANENTLY.
6138 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6141 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6143 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6144 tree of an unreferenced global var.
6146 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6149 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6150 GTU to GT for V4SI and V2DI.
6152 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6153 (umin<mode>3): Removed.
6155 (uminv4si3): Likewise.
6157 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6160 * collect2.c (main): Turn on trace in collect2 if -v is passed
6163 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6165 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6166 description of expression operand.
6168 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6170 * configure.ac: Add install-html to target_list for Make-hooks.
6171 * configure: Regenerate.
6172 * fortran/Make-lang.in (F95_HTMLFILES): New.
6173 (fortran.html): Use it.
6174 (fortran.install-html): New.
6175 * Makefile.in (install-html): Add lang.install-html.
6176 * java/Make-lang.in (JAVA_HTMLFILES): New.
6177 (java.html): Use it.
6178 (java.install-html): New.
6179 * objc/Make-lang.in (objc.install-html): New.
6180 * objcp/Make-lang.in (obj-c++.install-html): New.
6181 * cp/Make-lang.in (c++.install-html): New.
6182 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6183 * lto/Make-lang.in (lto.install-html): New.
6185 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6188 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6190 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6192 PR rtl-optimization/41862
6193 * store-motion.c (store_killed_in_insn, compute_store_table,
6194 remove_reachable_equiv_notes, replace_store_insn,
6195 build_store_vectors): Ignore all DEBUG_INSNs.
6197 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6200 * common.opt: Add dumpdir.
6202 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6204 (option_map): Add --dumpdir.
6206 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6208 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6210 * opts.c (decode_options): Try dump_dir_name first if
6211 dump_base_name isn't an absolute path.
6212 (common_handle_option): Handle OPT_dumpdir.
6214 * toplev.c (dump_dir_name): New.
6215 (print_switch_values): Also ignore -dumpdir.
6217 * toplev.h (dump_dir_name): New.
6219 2010-01-03 Richard Guenther <rguenther@suse.de>
6221 PR tree-optimization/42589
6222 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6223 double-word expansion of bswap32.
6225 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6227 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6228 with BLOCK_FOR_INSN.
6229 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6230 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6231 noce_process_if_block): Likewise.
6232 * gcse.c (compute_local_properties, insert_expr_in_table,
6233 insert_set_in_table, canon_list_insert, find_avail_set,
6234 pre_insert_copy_insn): Likewise.
6236 * basic-block.h (BLOCK_NUM): Move from here...
6237 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6239 2010-01-03 Richard Guenther <rguenther@suse.de>
6241 PR tree-optimization/42438
6242 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6243 contains_may_not_return_call flag.
6244 (BB_MAY_NOTRETURN): New.
6245 (valid_in_sets): Trapping nary operations are not valid
6246 in blocks that may not return.
6247 (insert_into_preds_of_block): Remove check for trapping expressions.
6248 (compute_avail): Compute also BB_MAY_NOTRETURN.
6250 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6252 * doc/invoke.texi: Add 2010 to copyright years.
6254 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6256 * config/sparc/sparc.c: Fix formatting nits.
6258 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6259 Alexander Monakov <amonakov@ispras.ru>
6261 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6263 2010-01-02 Richard Guenther <rguenther@suse.de>
6266 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6267 (simplify_switch_using_ranges): Mark to be removed edges
6270 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6272 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6274 * collect2.c (scan_libraries): Add missing argument in call to
6277 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6280 * config/alpha/predicates.md (aligned_memory_operand): Return false
6282 (unaligned_memory_operand): Return true for CQImode.
6283 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6284 doesn not cross aligned SImode word boundary.
6286 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6288 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6290 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6291 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6293 2010-01-02 Richard Guenther <rguenther@suse.de>
6296 * toplev.c (compile_file): Emit LTO marker properly. Change
6298 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6300 2010-01-01 Richard Guenther <rguenther@suse.de>
6303 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6305 2010-01-01 Richard Guenther <rguenther@suse.de>
6308 * c-decl.c (grokdeclarator): For zero-size arrays force
6309 structural equality checks as layout_type does.
6311 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6313 * builtins.c: Update copyright to 2010.
6315 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6318 * lto-streamer-out.c (produce_asm): Revert the last change.
6319 (copy_function): Likewise.
6321 * lto-streamer.c (lto_get_section_name): Skip any leading
6324 2010-01-01 Richard Guenther <rguenther@suse.de>
6327 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6331 Copyright (C) 2010 Free Software Foundation, Inc.
6333 Copying and distribution of this file, with or without modification,
6334 are permitted in any medium without royalty provided the copyright
6335 notice and this notice are preserved.