1 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4 stack check if the mask would be zero.
6 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
7 Jack Howarth <howarth@bromo.med.uc.edu>
9 * tree-profile.c (tree_init_ic_make_global_vars): Make static
12 2010-03-30 Joseph Myers <joseph@codesourcery.com>
15 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
17 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
18 Include ___unordxf2 and ___unordtf2.
19 * config/i386/libgcc-glibc.ver: Do not define inheritance from
22 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
24 * config/lm32/t-lm32: New file.
25 * config.gcc: Use the above file when targetting lm32.
27 2010-03-28 Duncan Sands <baldrick@free.fr>
29 * Makefile.in (PLUGIN_HEADERS): Add except.h.
31 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
34 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
35 Improve vectorization cost model diagnostic.
37 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
40 * tree-vect-data-refs.c (vect_analyze_data_refs): When
41 compute_data_dependences_for_loop returns false, early exit
42 and output an extra diagnostic for the failed data reference
45 2010-03-29 Richard Guenther <rguenther@suse.de>
47 PR tree-optimization/43560
48 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p
50 (can_sm_ref_p): Treat stores to readonly locations as
53 2010-03-29 Jie Zhang <jie@codesourcery.com>
56 * toplev.c (process_options): Set optimization_default_node
57 and optimization_current_node.
58 * opts.c (decode_options): Don't set optimization_default_node
59 and optimization_current_node.
61 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
63 * config/rtems.h: Abandon -qrtems_debug.
65 2010-03-28 Jan Hubicka <jh@suse.cz>
67 PR tree-optimization/43505
68 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
69 map should not be copied.
71 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
74 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
75 cdtors, set DECL_PRESERVE_P.
76 * ipa.c (cgraph_externally_visible_p): Return true if declaration
79 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
81 PR tree-optimization/43528
82 * stor-layout.c (place_field): Check that constant fits into
83 unsigned HWI when skipping calculation of MS bitfield layout.
85 2010-03-27 Jan Hubicka <jh@suse.cz>
88 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
89 notice_global_symbol work.
91 2010-03-27 Jakub Jelinek <jakub@redhat.com>
93 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
94 instead of dwarf2out_decl.
95 (struct var_loc_node): Remove section_label field.
96 (dwarf2out_function_decl): New function.
97 (dwarf2out_var_location): Don't set section_label field.
98 (dwarf2out_begin_function): Don't empty decl_loc_table here.
100 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
102 PR tree-optimization/43544
103 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
104 First argument for builtin vectorized function hook is now a
105 tree to be able to distinguish between machine specific and
107 * targhooks.c (default_builtin_vectorized_function): Ditto.
108 * targhooks.h (default_builtin_vectorized_function): Ditto.
109 * target.h (struct gcc_target): Ditto.
110 * tree-vect-stmts.c (vectorizable_function): Ditto.
111 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
112 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
115 2010-03-26 Joseph Myers <joseph@codesourcery.com>
118 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
119 nested binding iff it is a FUNCTION_DECL.
120 (store_parm_decls_newstyle): Pass nested=true to bind for
121 FUNCTION_DECLs amongst parameters.
123 2010-03-26 Jakub Jelinek <jakub@redhat.com>
125 * var-tracking.c (vt_expand_loc_callback): Don't run
126 cselib_expand_value_rtx_cb in dummy mode if
127 cselib_dummy_expand_value_rtx_cb returned false.
129 * var-tracking.c (emit_note_insn_var_location): For one part
130 notes with offset 0, don't add EXPR_LIST around the location.
131 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
132 add_location_or_const_value_attribute): Adjust for that change.
135 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
136 into first operand and location into second.
137 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
138 dw_cfi_oprnd_loc for DW_CFA_expression.
139 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
140 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
141 assume first argument is regnum and second argument is location.
143 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
146 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
147 of scratch register to DImode. Split to DImode comparison operator.
148 Use SImode subreg of scratch register in the multiplication.
149 (*cmp_sadd_sidi): Ditto.
150 (*cmp_ssub_si): Ditto.
151 (*cmp_ssub_sidi): Ditto.
153 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
156 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
157 Remove invalid assert and wrong comment.
159 2010-03-26 Jakub Jelinek <jakub@redhat.com>
162 * flags.h (final_insns_dump_p): New extern.
163 * final.c (final_insns_dump_p): New variable.
164 (rest_of_clean_state): Set it before -fdump-final-insns=
165 dumping, clear afterwards.
166 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
167 MEM_ALIAS_SET on MEMs.
169 2010-03-26 David S. Miller <davem@davemloft.net>
171 * configure.ac: Fix sparc GOTDATA_OP bug check.
172 * configure: Rebuild.
174 2010-03-26 Alan Modra <amodra@gmail.com>
176 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
178 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
180 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
181 TLS_SECTION_ASM_FLAG.
183 2010-03-25 Jakub Jelinek <jakub@redhat.com>
186 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
187 Clear first_function_block_is_cold.
190 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
191 argument if the argument is truth_value_p.
193 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
195 * config/rs6000/constraints.md: Update copyright year for my changes.
198 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
199 used in reg+reg addressing, swap registers.
201 2010-03-24 Jakub Jelinek <jakub@redhat.com>
204 * target.h (struct gcc_target): Add code_end hook.
205 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
207 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
208 * toplev.c (compile_file): Call targetm.asm_out.code_end
209 hook before unwind info/debug info output.
210 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
211 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
212 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
213 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
214 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
215 * config/i386/i386.c (ix86_file_end): Renamed to...
216 (ix86_code_end): ... this. Make static. Don't call
217 file_end_indicate_exec_stack. Emit unwind info using
218 final_start_function/final_end_function.
219 (darwin_x86_file_end): Remove.
220 (TARGET_ASM_CODE_END): Define.
221 * config/i386/i386.h (TARGET_ASM_FILE_END,
222 NEED_INDICATE_EXEC_STACK): Don't define.
223 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
224 (TARGET_ASM_FILE_END): Define to darwin_file_end.
225 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
226 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
229 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
230 at the beginning and final_end_function at the end.
231 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
233 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
235 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
236 and Sun as TLS syntax.
237 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
238 * configure: Regenerate.
239 * config.in: Regenerate.
240 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
241 (default_elf_asm_named_section): Use it.
242 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
243 (i386_output_dwarf_dtprel): Likewise.
244 (output_addr_const_extra): Likewise.
245 (output_pic_addr_const): Lowercase @GOTTPOFF.
246 (output_addr_const_extra): Likewise.
247 (output_pic_addr_const): Lowercase @GOTNTPOFF.
248 (output_addr_const_extra): Likewise.
249 (output_pic_addr_const): Lowercase @INDNTPOFF.
250 (output_addr_const_extra): Likewise.
251 (output_pic_addr_const): Lowercase @NTPOFF.
252 (output_addr_const_extra): Likewise.
253 (output_pic_addr_const): Lowercase @TPOFF.
254 (output_addr_const_extra): Likewise.
255 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
256 (*tls_global_dynamic_64): Likewise.
257 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
258 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
260 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
261 (ASM_OUTPUT_TLS_COMMON): Use it.
262 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
265 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
266 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
267 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
268 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
269 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
270 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
272 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
274 * config/i386/i386.c (override_options): Don't accept
275 -mtls-dialect=sun any longer.
276 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
277 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
278 (*tls_local_dynamic_base_32_sun): Likewise.
279 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
281 2010-03-24 Jakub Jelinek <jakub@redhat.com>
284 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
285 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
288 * ira.c (adjust_cleared_regs): New function.
289 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
293 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
295 * expr.c (expand_expr_real): Restore previous
296 curr_insn_source_location and curr_insn_block after
297 expand_expr_real_1 call.
298 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
299 instead of expand_expr_real_1.
301 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
303 PR rtl-optimization/43413
304 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
307 2010-03-22 James E. Wilson <wilson@codesourcery.com>
310 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
311 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
313 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
315 * config/i386/i386.c (ix86_target_string): Add -mfma.
316 Fix a typo in comment.
318 2010-03-22 Mike Stump <mikestump@comcast.net>
321 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
322 Don't overly align based upon packed packed fields.
324 2010-03-22 Jason Merrill <jason@redhat.com>
326 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
327 Use () rather than [], and move before the element type.
329 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
331 * doc/configfiles.texi (Configuration Files): Removed
332 fixinc/Makefile*, intl/Makefile.*.
333 * doc/makefile.texi: Fixed markup. Abstract from version
335 (Makefile): Removed obsolete gcc/java/parse.y example.
336 * doc/sourcebuild.texi: Likewise.
337 (Top Level): Added config, gnattools, libdecnumber, libgcc,
338 libgomp, libssp. Removed fastjar.
339 (Miscellaneous Docs): Clarify location.
340 Added COPYING3, COPYING3.LIB.
341 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
343 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
346 * config/i386/i386.c (x86_function_profiler)
347 [!NO_PROFILE_COUNTERS]: Fix typo.
348 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
351 2010-03-22 Janis Johnson <janis187@us.ibm.com>
352 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
354 * doc/sourcebuild.texi (Test Directives): Split into six
355 subsections, with most of the current text in new subsections
356 Directives, Selectors, and Final Actions.
357 (Directives): Split list of test directives into multiple
359 (Selectors): Describe use and syntax of selectors.
360 (Effective-Target Keywords): Describe all existing keywords.
361 (Add Options): Describe features for dg-add-options.
362 (Require Support): Describe variants of dg-require-support.
363 (Final Actions): Describe commands to use in dg-final.
365 2010-03-22 Michael Matz <matz@suse.de>
368 * recog.c (validate_replace_rtx_group): Replace also in
369 REG_EQUAL and REG_EQUIV notes.
371 2010-03-22 Richard Guenther <rguenther@suse.de>
373 PR tree-optimization/43390
374 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
375 sure vector extracts are type correct.
377 2010-03-22 Richard Guenther <rguenther@suse.de>
380 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
381 x * sqrt (x) even when optimizing for size if the target
382 has native support for sqrt.
384 2010-03-22 Jakub Jelinek <jakub@redhat.com>
386 * varasm.c (make_decl_rtl_for_debug): Also clear
387 flag_mudflap for the duration of make_decl_rtl call.
390 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
391 locs from preserved VALUEs.
393 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
396 * pa.md (movmemsi): Set align to one if zero.
397 (movmemdi): Likewise.
399 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
402 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
403 with their corresponding prologue pushes.
405 2010-03-20 Andrew Pinski <pinskia@gmail.com>
408 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
409 at the begining or end.
410 (spu_expand_epilogue): Likewise.
412 2010-03-20 Richard Guenther <rguenther@suse.de>
414 PR rtl-optimization/43438
415 * combine.c (make_extraction): Properly zero-/sign-extend an
416 extraction of the low part of a CONST_INT. Also handle
419 2010-03-19 Mike Stump <mikestump@comcast.net>
421 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
422 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
423 (override_options): Use SUBTARGET32_DEFAULT_CPU.
425 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
428 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
431 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
433 PR rtl-optimization/42258
434 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
435 use that may match DEF.
438 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
439 the cost of loading the constant rather than assuming
441 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
442 outer code is AND, do the same tests as the andsi3 expander and
443 return COSTS_N_INSNS (1) if and is cheap.
445 * optabs.c (avoid_expensive_constant): Fix formatting.
447 2010-03-19 Michael Matz <matz@suse.de>
450 * attribs.c (decl_attributes): When rebuilding a function pointer
451 type use the same qualifiers as the original pointer type.
453 2010-03-19 Martin Jambor <mjambor@suse.cz>
455 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
456 and is_gimple_ip_invariant_address.
458 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
461 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
463 * config/arm/arm.c (arm_override_options): Turn off
464 flag_dwarf2_cfi_asm for AAPCS variants.
466 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
469 * config/arm/arm.c (emit_multi_reg_push): Update comments.
470 Use PRE_MODIFY instead of PRE_DEC.
471 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
472 (vfp_emit_fstmd): Likewise.
474 2010-03-19 Michael Matz <matz@suse.de>
477 * builtins.c (expand_builtin_interclass_mathfn,
478 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
481 2010-03-19 Richard Guenther <rguenther@suse.de>
483 PR tree-optimization/43415
484 * tree-ssa-pre.c (phi_translate): Split out worker to ...
485 (phi_translate_1): ... this.
486 (phi_translate): Move all caching here. Cache all NARY
487 and REFERENCE translations.
489 2010-03-19 David S. Miller <davem@davemloft.net>
491 With help from Eric Botcazou.
492 * config/sparc/sparc.c: Include dwarf2out.h.
493 (emit_pic_helper): Delete.
494 (pic_helper_symbol_name): Delete.
495 (pic_helper_emitted_p): Delete.
496 (pic_helper_needed): New.
497 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
498 (get_pc_thunk_name): New.
499 (load_pic_register): Remove 'delay_pic_helper' arg. Use
500 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
501 Set pic_helper_needed to true. Don't call emit_pic_helper.
502 (sparc_expand_prologue): Update load_pic_register call.
503 (sparc_output_mi_thunk): Likewise.
504 (sparc_file_end): Emit a hidden comdat symbol for the PIC
505 thunk if possible. Output CFI information as needed.
507 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
508 Jack Howarth <howarth@bromo.med.uc.edu>
511 * config/i386/i386.h: Fix ABI on darwin x86-32.
513 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
515 * tree.h: Declare make_decl_rtl_for_debug.
516 * varasm.c (make_decl_rtl_for_debug): New.
517 * dwarf2out.c (rtl_for_decl_location): Call it.
518 * cfgexpand.c (expand_debug_expr): Call it.
520 2010-03-18 Jakub Jelinek <jakub@redhat.com>
523 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
527 * var-tracking.c (vt_init_cfa_base): Do nothing if
528 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
530 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
533 * var-tracking.c (canonicalize_vars_star): New.
534 (dataflow_post_merge_adjust): Use it.
536 2010-03-18 Jakub Jelinek <jakub@redhat.com>
539 * var-tracking.c (non_suitable_const): New function.
540 (add_uses): For DEBUG_INSNs with constants, don't record any
541 value, instead just the constant value itself.
542 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
543 is not VAR_LOC_UNKNOWN_P, set var to the constant.
544 (emit_notes_in_bb): Likewise.
545 (emit_note_insn_var_location): For onepart variables if
546 cur_loc is a VOIDmode constant, use DECL_MODE.
548 2010-03-18 Martin Jambor <mjambor@suse.cz>
551 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
552 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
553 all non-clones. Moved call redirection...
554 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
555 (cgraph_materialize_all_clones): Dispose of all
556 combined_args_to_skip bitmaps.
557 (verify_cgraph_node): Do not check for edges pointing to wrong
558 nodes in inline clones.
559 * tree-inline.c (copy_bb): Call
560 cgraph_redirect_edge_call_stmt_to_callee.
561 * ipa.c (cgraph_remove_unreachable_nodes): Call
562 cgraph_node_remove_callees even when there are used clones.
564 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
566 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
568 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
571 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
574 2010-03-18 Michael Matz <matz@suse.de>
577 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
578 into sqrt(x) if we need to preserve signed zeros.
580 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
581 Eric Botcazou <ebotcazou@adacore.com>
583 PR rtl-optimization/43360
584 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
585 note if we don't know its invariant status.
587 2010-03-18 Michael Matz <matz@suse.de>
589 PR tree-optimization/43402
590 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
591 PHI chains of ssa names registered for update.
593 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
596 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
597 non-offsettable and pre_modify update addressing.
598 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
599 and "2" alternatives "#".
600 (*movdd_softfloat32): Make all alternatives "#";
601 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
602 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
603 (*movdf_softfloat32): Make all alternatives "#";
604 (movdi): Use the new DIFD mode iterator to create a common splitter
605 for movdi, movdf and movdd patterns.
607 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
609 * common.opt (dumpdir): Remove redundant tab.
611 2010-03-17 Martin Jambor <mjambor@suse.cz>
613 PR tree-optimization/43347
614 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
615 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
617 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
619 PR rtl-optimization/42216
620 * regrename.c (create_new_chain): New function, broken out from...
621 (scan_rtx_reg): ... here. Call it. Handle the case where we are
622 appending a use to an empty chain.
623 (build_def_use): Remove previous changes that convert OP_INOUT to
624 OP_OUT operands; instead detect the case where an OP_INOUT operand
625 uses a previously untracked register and create an empty chain for it.
627 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
629 * doc/extend.texi (Function Attributes): Rewrite unfinished
630 sentence in ms_abi documentation.
632 2010-03-17 Alan Modra <amodra@gmail.com>
634 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
635 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
636 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
637 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
639 2010-03-16 Richard Henderson <rth@redhat.com>
642 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
643 (lower_try_finally): Save and restore eh_seq around the expansion
646 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
648 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
649 statements before splitting block.
651 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
653 * doc/sourcebuild.texi (Testsuites): Fix markup.
654 Use pathnames relative to gcc/testsuite.
655 (Test Directives): Move description of how timeout is determined.
656 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
657 (C Tests): Correct gcc.misc-tests directory.
658 Framework tests now live in gcc.test-framework.
660 2010-03-16 Richard Guenther <rguenther@suse.de>
663 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
664 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
666 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
667 Alexandre Oliva <aoliva@redhat.com>
669 PR tree-optimization/42917
670 * lambda-code.c (remove_iv): Skip debug statements.
671 (lambda_loopnest_to_gcc_loopnest): Likewise.
672 (not_interesting_stmt): Debug statements are not interesting.
674 2010-03-16 Jakub Jelinek <jakub@redhat.com>
678 * cselib.c (cselib_preserve_constants,
679 cfa_base_preserved_val): New static variables.
680 (preserve_only_constants): New function.
681 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
682 clear its REG_VALUES. If cselib_preserve_constants, don't
683 empty the whole hash table, but preserve there VALUEs with constants,
684 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
685 (cselib_preserve_cfa_base_value): New function.
686 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
687 (cselib_init): Change argument to int bitfield. Set
688 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
690 (cselib_finish): Clear cselib_preserve_constants and
691 cfa_base_preserved_val.
692 * cselib.h (enum cselib_record_what): New enum.
693 (cselib_init): Change argument to int.
694 (cselib_preserve_cfa_base_value): New prototype.
695 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
696 * dse.c (dse_step1): Likewise.
697 * cfgcleanup.c (thread_jump): Likewise.
698 * sched-deps.c (sched_analyze): Likewise.
699 * gcse.c (local_cprop_pass): Likewise.
700 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
701 If FN is non-NULL, call the callback always and whenever it returns
702 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
703 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
704 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
705 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
706 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
707 * var-tracking.c: Include recog.h.
708 (bb_stack_adjust_offset): Remove.
709 (vt_stack_adjustments): Don't call it, instead just gather the
710 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
711 (adjust_stack_reference): Remove.
712 (compute_cfa_pointer): New function.
713 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
714 (struct adjust_mem_data): New type.
715 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
717 (get_address_mode): New function.
718 (replace_expr_with_values): Use it.
719 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
720 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
721 (adjust_sets): Remove.
722 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
723 Use get_address_mode.
724 (get_adjusted_src): Remove.
725 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
726 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
727 (add_with_sets): Don't call adjust_sets.
728 (fp_setter, vt_init_cfa_base): New functions.
729 (vt_initialize): Change return type to bool. Move most of pool etc.
730 initialization to the beginning of the function from end. Pass
731 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
732 If !frame_pointer_needed, call vt_stack_adjustment before mos
733 vector is filled, call vt_init_cfa_base if argp/framep has been
734 eliminated to sp. If frame_pointer_needed and argp/framep has
735 been eliminated to hard frame pointer, set
736 hard_frame_pointer_adjustment and call vt_init_cfa_base after
737 encountering fp setter in the prologue. For MO_ADJUST, call
738 log_op_type before pusing the op into mos vector, not afterwards.
739 Call adjust_insn before cselib_process_insn/add_with_sets,
740 call cancel_changes (0) afterwards.
741 (variable_tracking_main_1): Adjust for vt_initialize calling
742 vt_stack_adjustments and returning whether it succeeded or not.
744 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
746 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
749 2010-03-15 Jakub Jelinek <jakub@redhat.com>
751 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
753 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
754 drap_reg has not been set.
756 2010-03-15 Michael Matz <matz@suse.de>
759 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
760 use it to expand block copies.
761 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
762 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
763 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
765 2010-03-15 Richard Guenther <rguenther@suse.de>
767 PR tree-optimization/43367
768 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
771 2010-03-15 Richard Guenther <rguenther@suse.de>
773 PR tree-optimization/43317
774 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
776 2010-03-15 Martin Jambor <mjambor@suse.cz>
778 PR tree-optimization/43141
779 * tree-sra.c (create_abstract_origin): New function.
780 (modify_function): Call create_abstract_origin.
782 2010-03-15 Chris Demetriou <cgd@google.com>
784 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
787 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
790 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
791 call insert_out_of_ssa_copy for default definitions.
793 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
795 * graphite-clast-to-gimple.c (my_long_long): Defined.
796 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
797 * graphite-sese-to-poly.c (my_long_long): Defined.
798 (scop_ivs_can_be_represented): Use it.
800 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
802 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
803 graphite-max-bbs-per-function, and loop-block-tile-size.
804 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
806 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
808 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
810 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
812 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
813 (add_upper_bounds_from_estimated_nit): New.
814 (build_loop_iteration_domains): Use it.
816 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
818 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
820 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
823 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
824 should be an INTEGER_CST. Also handle CASE_CONVERT.
826 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
828 * graphite.c (graphite_initialize): To bound the number of bbs per
829 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
830 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
831 * doc/invoke.texi: Document it.
833 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
835 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
836 * graphite-sese-to-poly.h (build_poly_scop): Same.
838 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
840 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
841 the number of parameters in the scop. Use as an upper bound
842 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
843 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
844 * doc/invoke.texi: Document it.
846 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
848 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
849 * doc/c-tree.texi: Remove.
850 * doc/generic.texi: Merge c-tree.texi here.
851 * doc/gccint.texi (Trees): Remove menu entry.
852 (c-tree.texi): Remove @include.
853 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
854 * doc/languages.texi (Reading RTL): Ditto.
856 2010-03-12 Steve Ellcey <sje@cup.hp.com>
859 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
861 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
864 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
865 code added to work around reload clobbering CONST insns.
867 2010-03-12 Jakub Jelinek <jakub@redhat.com>
869 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
870 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
871 (cselib_preserve_only_values): Remove retain argument, don't
872 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
873 * cselib.h (cselib_preserve_only_values): Remove retain argument.
874 * var-tracking.c (micro_operation): Move insn field before union.
875 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
876 (struct variable_tracking_info_def): Remove n_mos field, change
877 mos into a vector of micro_operations.
878 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
879 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
880 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
881 changing into a vector.
882 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
883 come before all other uops generated by add_stores.
884 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
886 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
887 a vector. Run just one pass over the bbs instead of separate counting
888 and computation phase.
889 (vt_finalize): Free VTI (bb)->mos vector instead of array.
892 * tree-inline.c (remap_decls): Put old_var rather than origin_var
893 into *nonlocalized_list vector.
894 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
895 even if origin is non-NULL.
896 (gen_variable_die): Likewise.
897 (process_scope_var): Don't change origin.
898 (gen_decl_die): Likewise.
899 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
900 before adding new edges instead of after it, fix moving over
903 2010-03-11 David S. Miller <davem@davemloft.net>
905 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
907 * configure: Rebuild.
909 2010-03-11 Martin Jambor <mjambor@suse.cz>
911 PR tree-optimization/43257
912 * tree.c (assign_assembler_name_if_neeeded): New function.
913 (free_lang_data_in_cgraph): Assembler name assignment moved to the
915 * tree.h (assign_assembler_name_if_neeeded): Declare.
916 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
917 the function if needed.
919 2010-03-11 Chris Demetriou <cgd@google.com>
921 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
922 include/stdint-gcc.h, and include/stdint.h world-readable.
924 2010-03-11 Richard Guenther <rguenther@suse.de>
926 PR tree-optimization/43255
927 * tree-vrp.c (process_assert_insertions_for): Do not insert
928 asserts for trivial conditions.
930 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
932 PR tree-optimization/43280
933 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
934 generation. Move calculation of size out of the if branch.
935 (find_bswap): Modify compare number generation.
937 2010-03-11 Richard Guenther <rguenther@suse.de>
940 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
941 (input_gimple_stmt): Fixup handled component types during
942 operand read. Also fix up decls in ADDR_EXPRs.
944 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
946 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
947 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
949 2010-03-10 Jan Hubicka <jh@suse.cz>
952 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
953 * varasm.c (get_variable_section): Don't do that here...
954 (make_decl_rtl): ... and here.
955 (do_assemble_alias): Produce decl RTL.
956 (assemble_alias): Likewise.
958 2010-03-10 Jakub Jelinek <jakub@redhat.com>
961 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
962 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
964 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
965 (based_loc_descr): Only express drap or vdrap regno based expressions
966 using DW_OP_fbreg when not optimizing.
967 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
968 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
969 REG_CFA_SET_VDRAP note.
971 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
973 PR tree-optimization/43236
974 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
975 error in calculation of base address in reverse iteration case.
976 (generate_builtin): Take number of latch executions if the statement
979 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
982 * tree-eh.c: Include pointer-set.h.
983 (lower_eh_dispatch): Filter out duplicate case labels and
984 remove the unneeded edge when the label is unused. Return
985 true when some edges are removed.
986 (execute_lower_eh_dispatch): When any lowering resulted in
987 removing an edge, also delete unreachable blocks.
989 2010-03-10 Jakub Jelinek <jakub@redhat.com>
992 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
993 UNSPEC_MACHOPIC_OFFSET.
995 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
998 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
999 (m68k_delegitimize_address): New function.
1001 2010-03-09 Jakub Jelinek <jakub@redhat.com>
1004 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
1007 * var-tracking.c (adjust_sets): New function.
1008 (count_with_sets, add_with_sets): Use it.
1009 (get_adjusted_src): New inline function.
1010 (add_stores): Use it.
1013 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
1014 call cselib_dummy_expand_value_rtx_cb instead of
1015 cselib_expand_value_rtx_cb.
1018 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
1019 * config/i386/i386.c: Include debug.h and dwarf2out.h.
1020 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
1021 and .cfi_endproc around the pic thunks.
1022 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
1023 all queued unwind info register saves are saved before the call.
1024 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
1025 considered as sp-=4 for unwind info and the pop as sp+=4 which
1026 also clobbers dest, but doesn't actually restore it.
1029 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
1030 RTX_FRAME_RELATED_P.
1032 2010-03-09 Jie Zhang <jie@codesourcery.com>
1034 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
1035 whitespaces in output template.
1037 2010-03-09 Jie Zhang <jie@codesourcery.com>
1039 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
1042 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1044 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1045 builtins.exp in a separate job.
1047 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1049 * graphite-sese-to-poly.c (add_param_constraints): Use
1050 lower_bound_in_type and upper_bound_in_type.
1052 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1054 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1055 instead of unsigned_type_node.
1057 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1058 Reza Yazdani <reza.yazdani@amd.com>
1061 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1062 on pointer type parameters.
1064 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1068 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1069 handle conversions from pointer to integers.
1070 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1071 induction variable, to be able to work with code generated by CLooG.
1072 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1073 (build_poly_scop): Bail out if we cannot codegen a loop.
1075 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1077 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1078 code generation with gloog_error.
1080 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1082 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1083 Call fold_convert on all the returned values.
1084 (expand_scalar_variables_expr): Pass to
1085 expand_scalar_variables_ssa_name the type of the resulting expression.
1087 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1089 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1090 ppl_min_for_le_pointset.
1091 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1092 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1094 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1096 * graphite-dependences.c (map_into_dep_poly): Removed.
1097 (dependence_polyhedron_1): Use combine_context_id_scat.
1099 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1101 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1102 (struct poly_bb): Same.
1103 (combine_context_id_scat): New.
1105 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1108 * sese.c (name_defined_in_loop_p): Return false for default
1111 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1113 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1114 and clean up the logic.
1116 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1118 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1121 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1123 * var-tracking.c (remove_cselib_value_chains): Define only for
1125 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1126 delete_slot_part, emit_notes_for_differences_1): Don't call
1127 remove_cselib_value_chains here.
1128 (set_slot_part, emit_notes_for_differences_2): Don't call
1129 add_cselib_value_chains here.
1130 (preserved_values): New vector.
1131 (preserve_value): New function.
1132 (add_uses, add_stores, vt_add_function_parameters): Use it
1133 instead of cselib_preserve_value.
1134 (changed_values_stack): New vector.
1135 (check_changed_vars_0): New function.
1136 (check_changed_vars_1, check_changed_vars_2): Use it.
1137 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1138 changed_values_stack VALUEs.
1139 (vt_emit_notes): For all preserved_values call
1140 add_cselib_value_chains. If ENABLE_CHECKING call
1141 remove_cselib_value_chains before verifying value_chains is empty.
1142 Initialize and free changed_values_stack.
1143 (vt_initialize): Initialize preserved_values.
1144 (vt_finalize): Free preserved_values.
1146 2010-03-08 Richard Guenther <rguenther@suse.de>
1148 PR tree-optimization/43269
1149 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1152 2010-03-08 Martin Jambor <mjambor@suse.cz>
1154 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1155 (ipa_is_param_called): Removed.
1156 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1157 (ipa_print_node_params): Do not print the called flag.
1158 (ipa_write_node_info): Do not stream the called flag.
1159 (ipa_read_node_info): Likewise.
1161 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1164 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1165 * cselib.c (struct expand_value_data): Add dummy field.
1166 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1168 (cselib_dummy_expand_value_rtx_cb): New function.
1169 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1171 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1172 * var-tracking.c: Include pointer-set.h.
1173 (variable): Change n_var_parts to char from int. Add
1174 cur_loc_changed and in_changed_variables fields.
1175 (variable_canonicalize): Remove.
1176 (shared_var_p): New inline function.
1177 (unshare_variable): Maintain cur_loc_changed and
1178 in_changed_variables fields. If var was in changed_variables,
1179 replace it there with new_var. Just copy cur_loc instead of
1180 resetting it to something else.
1181 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1182 (dataflow_set_union): Don't call variable_canonicalize.
1183 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1184 of their DEBUG_EXPR_TREE_DECLs.
1185 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1186 and in_changed_variables and cur_loc_changed is false.
1187 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1188 and cur_loc_changed. Don't update cur_loc here.
1189 (variable_merge_over_src): Don't call variable_canonicalize.
1190 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1191 removing loc that is equal to cur_loc, clear cur_loc,
1192 set cur_loc_changed and ensure variable_was_changed is called.
1193 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1194 compare pointers in cur_loc check, if it is equal to loc,
1195 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1196 (variable_different_p): Remove compare_current_location argument,
1197 don't compare cur_loc.
1198 (dataflow_set_different_1): Adjust variable_different_p caller.
1199 (variable_was_changed): If dv had some var in changed_variables
1200 already, reset in_changed_variables flag for it and propagate
1201 cur_loc_changed over to the new variable. On empty var
1202 always set cur_loc_changed. Set in_changed_variables on whatever
1203 var is added to changed_variables.
1204 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1205 Use shared_var_p. When removing loc that is equal to cur_loc,
1206 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1207 end, don't set it to something else, just call variable_was_changed.
1208 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1209 loc being removed, clear cur_loc and set cur_loc_changed.
1210 Set cur_loc_changed if all locations have been removed.
1211 (struct expand_loc_callback_data): New type.
1212 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1213 allocated. Always create SUBREGs if simplify_subreg failed.
1214 Prefer to use cur_loc, when that fails and still in
1215 changed_variables (and seen first time) recompute it. Set
1216 cur_loc_changed of variables which had to change cur_loc and
1217 compute elcd->cur_loc_changed if any of the subexpressions used
1218 had to change cur_loc.
1219 (vt_expand_loc): Adjust to pass arguments in
1220 expand_loc_callback_data structure.
1221 (vt_expand_loc_dummy): New function.
1222 (emitted_notes): New variable.
1223 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1224 that weren't used for any other decl in current
1225 emit_notes_for_changes call call vt_expand_loc_dummy to update
1226 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1227 first loc_chain location if NULL before. Always use just
1228 cur_loc instead of first loc_chain location. When cur_loc_changed
1229 is false, when not --enable-checking=rtl just don't emit any note.
1230 When rtl checking, compute the note and assert it is the same
1231 as previous note. Clear cur_loc_changed and in_changed_variables
1232 at the end before removing from changed_variables.
1233 (check_changed_vars_3): New function.
1234 (emit_notes_for_changes): Traverse changed_vars to call
1235 check_changed_vars_3 on each changed var.
1236 (emit_notes_for_differences_1): Clear cur_loc_changed and
1237 in_changed_variables. Recompute cur_loc of new_var.
1238 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1239 (vt_emit_notes): Initialize and destroy emitted_notes.
1241 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1243 PR rtl-optimization/42220
1244 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1245 Use verify_reg_tracked to determine if we should use OP_OUT rather
1247 (build_def_use): If we see an in-out operand for a register that we
1248 know nothing about, treat is an output if possible, fail the block if
1251 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1254 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1257 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1260 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1261 uses of relevant DEFs that are dead outside the loop too.
1263 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1265 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1267 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1269 * var-tracking.c (values_to_unmark): New variable.
1270 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1271 values_to_unmark vector. Moved body to...
1272 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1273 instead queue it into values_to_unmark vector.
1274 (vt_find_locations): Free values_to_unmark vector.
1276 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1278 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1279 (site.exp): Export them when plugins are enabled.
1281 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1284 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1286 (chrec_fold_multiply): Same.
1288 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1291 * c-decl.c (build_compound_literal): Return early if init is
1294 2010-03-04 Martin Jambor <mjambor@suse.cz>
1296 PR tree-optimization/43164
1297 PR tree-optimization/43191
1298 * tree-sra.c (type_consists_of_records_p): Reject records with
1299 zero-size bit-fields at the end.
1301 2010-03-04 Mike Stump <mikestump@comcast.net>
1303 * Makefile.in (TAGS): Remove *.y.
1305 2010-03-04 Richard Guenther <rguenther@suse.de>
1307 PR tree-optimization/40761
1308 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1310 (my_rev_post_order_compute): New function.
1311 (init_pre): Call it.
1313 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1316 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1317 decrease the cost of an IV candidate when the cost is infinite.
1319 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1321 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1322 Use '3DNow!' for the extension of that name, ensure normal space
1324 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1326 2010-03-03 Jeff Law <law@redhat.com>
1328 * PR middle-end/32693
1329 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1330 than gen_rtx_SUBREG.
1331 (extract_bit_field_1): Likewise.
1333 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1335 * doc/sourcebuild.texi (Test directives): Document that arguments
1336 include-opts and exclude-opts are now optional for dg-skip-if,
1337 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1339 2010-03-03 Jason Merrill <jason@redhat.com>
1342 * cgraph.h (varpool_node): Add extra_name field.
1343 * varpool.c (varpool_extra_name_alias): New.
1344 (varpool_assemble_decl): Emit extra name aliases.
1345 (varpool_mark_needed_node): Look past an extra name alias.
1346 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1347 * lto-streamer-in.c (lto_input_tree): Read it.
1348 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1350 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1352 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1353 (sparc*-*-solaris2*): ...this.
1355 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1358 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1359 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1360 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1361 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1364 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1365 fallthrough to default handling, just with want_address 0 instead of 2.
1366 For single element lists, add_AT_loc directly, otherwise create an
1367 artificial variable DIE and stick location list to it.
1370 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1371 (VAL_EXPR_HAS_REVERSE): Define.
1372 (reverse_op): New function.
1373 (add_stores): For reversible operations add an extra MO_VAL_USE.
1375 2010-03-02 Jason Merrill <jason@redhat.com>
1377 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1379 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1381 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1382 (sparc64-*-linux*): Likewise.
1383 (sparc64-*-solaris2*): Include assembler files before linker ones.
1384 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1385 * config/sparc/gas.h: Delete.
1386 * config/sparc/sol2-64.h: Add copyright notice.
1387 * config/sparc/sol2-gas-bi.h: Likewise.
1388 * config/sparc/sol2-gld.h: Likewise.
1389 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1390 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1391 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1392 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1393 (sparc_elf_asm_named_section): Rename into...
1394 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1396 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1398 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1400 2010-03-02 Jeff Law <law@redhat.com>
1403 * reload1.c (rtx_p, substitute_stack): Declare.
1404 (substitute): Record addresses of changed rtxs.
1405 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1406 Restore the original rtx when complete.
1407 (reload): Free subsitute_stack when complete.
1409 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1411 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1412 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1414 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1415 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1416 Torture Tests): Change from subsection to section.
1418 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1419 Steven Bosscher <steven@gcc.gnu.org>
1421 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1424 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1427 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1428 the assignment from the new induction variable to the assignment
1429 of the value from the original loop PHI function.
1431 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1432 Daniel Jacobowitz <dan@codesourcery.com>
1434 * doc/sourcebuild.texi (Test directives): Clarify options to
1437 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1439 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1440 Disable cfi directives unless GCC and gas agree on using read-only
1441 .eh_frame sections for 64-bit.
1442 * configure: Regenerate.
1444 2010-03-01 Richard Guenther <rguenther@suse.de>
1446 PR tree-optimization/43220
1447 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1448 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1450 2010-03-01 Richard Guenther <rguenther@suse.de>
1451 Martin Jambor <mjambor@suse.cz>
1454 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1455 gimplified parameters.
1457 2010-03-01 Christian Bruel <christian.bruel@st.com>
1459 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1461 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1463 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1465 2010-03-01 Richard Guenther <rguenther@suse.de>
1468 * expr.c (expand_assignment): Use the alias-oracle to tell
1469 if the rhs aliases the result decl.
1471 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1474 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1475 to sol_gt_pch_get_address.
1476 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1477 64-bit, SPARC and x86.
1478 (sol_gt_pch_get_address): New function.
1480 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1482 * toplev.h (inform_n, error_n): Declare.
1483 * diagnostic.c (inform_n, error_n): New function.
1485 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1487 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1488 has no rtl yet when processing local_decls, queue it and recheck
1489 if deferred stack allocation hasn't assigned it rtl.
1491 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1493 * config/sh/sh.c (unspec_bbr_uid): New.
1494 (gen_block_redirect): Use it instead of INSN_UID.
1495 (gen_far_branch): Likewise.
1497 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1499 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1500 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1502 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1504 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1505 (Warning Options): -Wno-conversion-null is valid for
1506 Objective-C++ as well.
1507 * doc/tm.texi (Named Address Spaces): Likewise.
1508 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1509 * doc/tree-ssa.texi (Tree SSA): Likewise.
1511 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1514 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1515 by default. Don't set the default arch for
1516 i[34567]86-*-darwin*|x86_64-*-darwin*.
1518 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1521 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1522 default. Set the default 32bit/64bit archs with $with_arch
1523 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1525 2010-02-27 Richard Guenther <rguenther@suse.de>
1527 PR tree-optimization/43186
1528 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1529 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1530 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1531 unroller iterations.
1533 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1535 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1536 required and i[34567]86-*-* targets don't support 64bit ISA.
1538 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1541 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1544 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1546 * config.gcc: Set the default arch at least to Prescott for
1547 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1548 if SSE math is enabled.
1550 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1552 * diagnostic.c (diagnostic_initialize): Update.
1553 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1555 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1556 (diagnostic_inhibit_notes): New.
1557 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1559 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1562 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1563 * doc/standards.texi: Likewise.
1564 * doc/extend.texi: Likewise.
1565 * doc/trouble.texi: Likewise.
1566 * doc/cppopts.texi: Likewise.
1567 * doc/install.texi: Likewise.
1568 * c.opt (std=c90,std=gnu90): New options.
1569 * c-opts.c (c_common_handle_option): Handle them.
1571 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1574 * c-decl.c (undeclared_variable): Use an informative note.
1576 2010-02-26 Richard Guenther <rguenther@suse.de>
1578 PR tree-optimization/43186
1579 * gimple.h (gimple_fold): Remove.
1580 * gimple.c (gimple_fold): Remove. Inline into single user ...
1581 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1582 Try harder for conditions.
1584 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1587 * function.c (used_types_insert): Don't skip through named pointer
1588 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1589 and it is different from the main variant's type.
1591 2010-02-26 Nick Clifton <nickc@redhat.com>
1593 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1595 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1597 * config.gcc: Support --with-fpmath=sse for x86.
1599 * config/i386/ssemath.h: New.
1601 * doc/install.texi (--with-fpmath=sse): Documented.
1603 2010-02-26 Richard Guenther <rguenther@suse.de>
1605 PR tree-optimization/43188
1606 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1607 vector types of over-aligned element type.
1609 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1612 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1613 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1615 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1617 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1619 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1621 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1622 * var-tracking.c: Include diagnostic.h.
1623 (debug_dv): New function.
1624 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1627 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1628 (add_value_chain, add_value_chains, remove_value_chain,
1629 remove_value_chains): Handle DEBUG_EXPRs.
1630 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1633 * regcprop.c (struct queued_debug_insn_change): New type.
1634 (struct value_data_entry): Add debug_insn_changes field.
1635 (struct value_data): Add n_debug_insn_changes field.
1636 (debug_insn_changes_pool): New variable.
1637 (free_debug_insn_changes, apply_debug_insn_changes,
1638 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1639 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1640 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1642 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1644 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1645 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1646 changes, call cprop_find_used_regs via note_stores.
1647 (copyprop_hardreg_forward): When copying vd from predecessor
1648 which has any queued DEBUG_INSN changes, make sure the pointers are
1649 cleared. At the end call df_analyze and then if there are any
1650 DEBUG_INSN changes queued at the end of some basic block for still
1651 live registers, apply them.
1652 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1654 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1656 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1659 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1661 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1662 targets. Set the default with_cpu/with_arch from arch/cpu.
1663 Allow x86-64 and native for with_cpu/with_arch.
1665 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1667 * ebitmap.c: Change calls to verify_popcount with calls to
1668 sbitmap_verify_popcount.
1669 (ebitmap_clear_bit): Fixed map->cacheindex test and
1670 map>cache update when bit clearing results in an empty
1673 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1676 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1677 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1678 and support both V2DF and V2DI modes.
1679 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1680 support both V2DF and V2DI modes.
1681 (general): Delete trailing whitespace from a few patterns.
1683 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1684 V2DF/V2DI interleave high/low builtins.
1686 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1689 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1690 interleave high/low functions.
1692 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1694 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1695 #pragma extern_prefix.
1697 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1700 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1701 BLKmode, assert op0 is a MEM and just adjust its mode.
1704 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1705 if bitpos isn't multiple of mode's bitsize.
1707 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1709 * c.opt (-ftemplate-depth=): New.
1710 (-ftemplate-depth-): Deprecate.
1711 * optc-gen.awk: Handle -ftemplate-depth=.
1712 * opth-gen.awk: Likewise.
1713 * c-opts.c (c_common_handle_option): Likewise.
1714 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1716 2010-02-24 Jason Merrill <jason@redhat.com>
1718 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1720 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1722 * cfg.c (alloc_aux_for_block): Remove inline.
1723 (alloc_aux_for_edge): Likewise.
1725 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1727 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1729 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1731 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1732 * config/i386/sol2-gas.h: New file.
1733 * config.gcc (i[34567]86-*-solaris2*): Use it.
1735 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1738 * c-typeck.c (ep_convert_and_check): New.
1739 (build_conditional_expr): Use it.
1740 (build_binary_op): Likewise.
1742 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1744 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1747 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1748 bounds even for -O+.
1749 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1750 expr needs to have DECL_NAME set.
1752 2010-02-24 Nick Clifton <nickc@redhat.com>
1754 * config/mep/mep.c: Include gimple.h.
1755 (mep_function_uses_sp): Delete unused function.
1756 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1757 parameters. Use unsigned integers to count args. Return a
1758 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1760 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1763 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1764 greater or equal to nelt instead of 2 * nelt.
1765 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1768 2010-02-23 Jason Merrill <jason@redhat.com>
1771 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1772 in cfun->local_decls even if they have register types.
1775 * stor-layout.c (place_field): Don't warn about unnecessary
1776 DECL_PACKED if the type is packed.
1778 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1781 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1782 GOTOFF relocs, even when the base reg isn't pic pointer.
1784 2010-02-23 Michael Matz <matz@suse.de>
1787 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1788 (expand_gimple_basic_block): Generate and use debug temps if there
1789 are debug uses left after the last real use of TERed ssa names.
1790 Unlink debug immediate uses when they are expanded.
1792 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1795 * config/i386/i386.c (override_options): Reorganise to provide
1796 better error messages.
1798 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1801 * graphite-scop-detection.c (create_single_exit_edge): Move
1802 the call to find_single_exit_edge to....
1803 (create_sese_edges): ...here. Don't handle multiple edges
1804 exiting the function.
1805 (build_graphite_scops): Don't handle multiple edges
1806 exiting the function.
1808 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1811 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1812 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1814 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1817 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1819 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1822 * c-typeck.c (convert_arguments): Print declaration location.
1823 * c-common.c (validate_nargs): Rename as
1824 builtin_function_validate_nargs.
1825 (check_builtin_function_arguments): Update.
1827 2010-02-22 Richard Guenther <rguenther@suse.de>
1830 * tree-inline.c (declare_return_variable): Use the type of
1831 the call stmt lhs if available.
1833 2010-02-22 Duncan Sands <baldrick@free.fr>
1835 * passes.c (register_pass): Always consider all pass lists when
1836 ref_pass_instance_number is zero.
1838 2010-02-22 Richard Guenther <rguenther@suse.de>
1840 PR tree-optimization/42749
1841 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1842 parameter. Do arithmetic in the original type.
1843 (update_accumulator_with_ops): Likewise.
1844 (adjust_accumulator_values): Adjust.
1846 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1848 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1849 (QI to BLKmode splitter): New splitter.
1851 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1853 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1854 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1856 2010-02-22 Richard Guenther <rguenther@suse.de>
1858 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1860 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1862 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1863 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1864 ($(T)crti.o, $(T)crtn.o): Remove rules.
1866 2010-02-21 Tobias Burnus <burnus@net-b.de>
1869 * doc/invoke.texi (-fassociative-math): Document that this
1870 option is automatically enabled for Fortran.
1872 2010-02-20 David S. Miller <davem@davemloft.net>
1874 * configure.ac: Test if linker and assembler properly support
1875 GOTDATA_OP relocations.
1876 * configure: Rebuild.
1877 * config.in: Likewise.
1878 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1879 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1880 (movsi_high_pic): Likewise.
1881 (movdi_lo_sum_pic): Likewise.
1882 (movdi_high_pic): Likewise.
1883 (movsi_pic_gotdata_op): New pattern.
1884 (movdi_pic_gotdata_op): Likewise.
1885 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1886 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1888 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1891 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1892 attribute to ssemul.
1893 (xop_mulv2div2di3_high): Ditto.
1895 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1898 * c.opt (Wconversion-null): New option.
1899 * doc/invoke.texi (Wconversion-null): Document.
1901 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1903 * common.opt (Wlarger-than-): Add Undocumented.
1905 2010-02-19 Mike Stump <mikestump@comcast.net>
1907 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1909 2010-02-19 Jason Merrill <jason@redhat.com>
1912 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1913 * configure: Likewise.
1915 2010-02-20 Alan Modra <amodra@gmail.com>
1918 * cgraph.h (cgraph_make_decl_local): Declare.
1919 * cgraph.c (cgraph_make_decl_local): New function.
1920 (cgraph_make_node_local): Use it.
1921 * cgraphunit.c (cgraph_function_versioning): Likewise.
1922 * ipa.c (function_and_variable_visibility): Likewise.
1924 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1927 * except.c (sjlj_emit_function_enter): Don't call
1928 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1930 * rtl.h (add_reg_br_prob_note): Remove prototype.
1932 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1935 * c-common.c (conversion_warning): Remove widening conversions
1936 before checking the conversion of integers to reals.
1938 2010-02-19 Mike Stump <mikestump@comcast.net>
1941 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1944 * cgraphunit.c (process_function_and_variable_attributes): Check
1945 DECL_PRESERVE_P instead of looking up attribute "used".
1946 * ipa-pure-const.c (check_decl): Likewise.
1947 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1948 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1949 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1950 instead of attribute "used".
1951 * config/sol2-c.c (solaris_pragma_init): Likewise.
1952 (solaris_pragma_fini): Likewise.
1954 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1956 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1957 Use XCNEW instead of xcalloc.
1958 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1959 XNEW instead of xmalloc.
1960 (get_fields): Use XNEWVEC instead of xmalloc.
1963 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1964 populate vars array.
1965 (create_new_general_access): For debug stmts just reset value.
1966 (get_stmt_accesses): For accesses within debug stmts just record them
1967 using add_access_to_acc_sites instead of preventing the peeling or
1968 counting them as accesses.
1971 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1973 2010-02-19 Richard Guenther <rguenther@suse.de>
1975 PR tree-optimization/42916
1976 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1979 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1981 * configure.ac: Replace all uses of changequote in macro arguments
1982 with proper quoting.
1984 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1987 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1989 2010-02-19 Richard Guenther <rguenther@suse.de>
1991 PR tree-optimization/42944
1992 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1993 test for aliasing with errno.
1995 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1998 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1999 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
2000 * dojump.c: Include output.h.
2001 (inv): New inline function.
2002 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
2003 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
2004 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
2005 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
2006 argument, pass it down to other calls.
2007 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
2008 add REG_BR_PROB note to the conditional jump.
2009 * cfgexpand.c (add_reg_br_prob_note): Removed.
2010 (expand_gimple_cond): Don't call it, add the probability
2011 as last argument to jumpif_1/jumpifnot_1.
2012 * Makefile.in (dojump.o): Depend on output.h.
2013 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
2015 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
2016 * stmt.c (do_jump_if_equal): Likewise.
2017 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
2018 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2019 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
2021 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
2022 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
2023 jumpifnot_1 callers.
2024 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
2026 (store_expr): Adjust jumpifnot caller.
2027 (store_constructor): Adjust jumpif caller.
2030 * gimplify.c (gimple_boolify): For __builtin_expect call
2031 gimple_boolify also on its first argument.
2033 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
2035 * configure.ac (gnu-unique-object): Wrap regexps using [] in
2037 (__stack_chk_fail): Ditto. Remove quadrigraphs.
2038 * configure: Regenerated.
2040 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2042 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
2043 lang_hooks.types_compatible_p instead of comptypes.
2045 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2047 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2048 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2049 if __prefer_thumb__ is defined.
2051 2010-02-18 Martin Jambor <mjambor@suse.cz>
2053 PR tree-optimization/43066
2054 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2055 array with zero-sized element type.
2057 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2059 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2060 rtx, allocate struct var_loc_node here and return it to the
2061 caller, and only if it is actually needed.
2062 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2063 move it earlier and return immediately if it returns NULL.
2065 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2067 * config/sparc/gas.h: New file. Restore
2068 TARGET_ASM_NAMED_SECTION to its ELF default.
2069 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2071 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2072 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2073 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2074 after sparc/sysv4.h.
2076 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2078 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2080 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2082 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2083 patterns from predicated pattern.
2085 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2088 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2089 for insn mnemonic suffix.
2091 2010-02-17 Richard Guenther <rguenther@suse.de>
2093 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2096 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2099 * caller-save.c (save_call_clobbered_regs): If BB ends with
2100 a DEBUG_INSN, move any notes in between last real insn and the last
2101 DEBUG_INSN after the last DEBUG_INSN.
2103 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2105 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2106 Fix return type. Fix argument type. Explain meaning of return value.
2108 2010-02-16 Richard Guenther <rguenther@suse.de>
2110 PR tree-optimization/41043
2111 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2112 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2114 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2116 2010-02-16 Ira Rosen <irar@il.ibm.com>
2118 PR tree-optimization/43074
2119 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2120 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2121 vectorizable cycles in hybrid SLP check.
2122 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2124 2010-02-16 Richard Guenther <rguenther@suse.de>
2126 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2127 (true_dependence): If memrefs_conflict_p computes must-alias
2128 trust it. Move TBAA check after offset-based disambiguation.
2129 (canon_true_dependence): Likewise.
2131 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2133 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2134 * doc/invoke.texi: Document it.
2135 * var-tracking.c: Include toplev.h and params.h.
2136 (vt_find_locations): Return bool indicating success. Compute
2137 hash sizes unconditionally. Check new parameter, report.
2138 (variable_tracking_main_1): Check vt_find_locations results and
2139 retry. Renamed from...
2140 (variable_tracking_main): ... this. New wrapper to preserve
2141 flag_var_tracking_assignments.
2142 * Makefile.in (var-tracking.o): Adjust dependencies.
2144 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2145 Jakub Jelinek <jakub@redhat.com>
2148 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2149 if weak_import attribute is present.
2150 * config/darwin.c (machopic_select_section): Likewise.
2152 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2154 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2155 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2156 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2157 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2159 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2161 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2164 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2165 Rewrite text to refer to the names.
2167 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2169 * config/i386/i386-builtin-types.def
2170 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2171 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2172 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2173 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2174 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2175 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2176 IX86_BUILTIN_VPERMIL2PS256.
2177 (MULTI_ARG_4_DF2_DI_I): Defined.
2178 (MULTI_ARG_4_DF2_DI_I1): Defined.
2179 (MULTI_ARG_4_SF2_SI_I): Defined.
2180 (MULTI_ARG_4_SF2_SI_I1): Defined.
2181 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2182 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2183 __builtin_ia32_vpermil2ps256.
2184 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2185 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2186 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2187 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2188 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2189 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2190 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2191 CODE_FOR_xop_vpermil2v8sf3.
2192 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2193 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2194 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2195 (_mm256_permute2_pd): New.
2196 (_mm_permute2_ps): New.
2197 (_mm256_permute2_ps): New.
2199 2010-02-15 Nick Clifton <nickc@redhat.com>
2201 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
2202 boolean parameters. Use emit_jump_insn when emitting a pop
2203 instruction containing a return insn.
2204 (push): Use 'true' rather than '1' as second parameter to F.
2205 (h8300_expand_prologue): Likewise.
2206 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2207 (h8300_expand_epilogue): Likewise.
2209 2010-02-15 Richard Guenther <rguenther@suse.de>
2212 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2215 2010-02-15 Nick Clifton <nickc@redhat.com>
2217 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2220 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2222 * intl.c (fake_ngettext): New function.
2223 * intl.h (fake_ngettext): Declare.
2224 (ngettext): Define macro.
2225 * collect2.c (notice_translated): New function.
2226 (main): Use notice_translated and ngettext.
2227 * collect2.h (notice_translated): Declare.
2229 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2231 * reorg.c (delete_computation): Comment fixes.
2232 * caller-save.c (setup_save_areas): Idem.
2233 * sel-sched-dump.c (dump_lv_set): Idem.
2236 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2238 * config/s390/s390.c (s390_sched_init): New function.
2239 (TARGET_SCHED_INIT): Target hook defined.
2241 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2242 Jack Howarth <howarth@bromo.med.uc.edu>
2243 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2246 Partial revert of unintended change in fix for PR41605.
2247 * config/darwin.h: Fix typo.
2248 * config/darwin9.h: Same.
2250 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2252 * c-pch.c (pch_init): Clear v.
2254 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2257 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2258 graphite_can_represent_init for MULT_EXPR.
2260 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2264 * graphite-sese-to-poly.c (remove_phi): New.
2265 (translate_scalar_reduction_to_array): Call remove_phi.
2267 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2270 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2271 * graphite-clast-to-gimple.h (gloog): Update declaration.
2272 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2273 * graphite-poly.h (struct poly_bb): Add missing comments.
2274 (struct scop): Add poly_scop_p field.
2276 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2277 * graphite.c (graphite_transform_loops): Build the polyhedral
2278 representation for each scop before code generation.
2279 * sese.c (rename_variables_in_operand): Removed.
2280 (rename_variables_in_expr): Return the renamed expression.
2281 (rename_sese_parameters): New.
2282 * sese.h (rename_sese_parameters): Declared.
2284 2010-02-11 Richard Guenther <rguenther@suse.de>
2286 PR tree-optimization/42998
2287 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2288 POINTER_PLUS_EXPR properly.
2290 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2291 Changpeng Fang <changpeng.fang@amd.com>
2294 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2295 the cost of an IV candidate when the IV is used in a test against zero.
2297 * gcc.dg/tree-ssa/ivopts-3.c: New.
2299 2010-02-11 Richard Guenther <rguenther@suse.de>
2302 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2303 pointer-vs-decl case by swapping refs. Handle some cases
2304 of pointer-vs-decl disambiguations more conservatively.
2305 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2306 to false after expanding.
2308 2010-02-11 Richard Guenther <rguenther@suse.de>
2311 * gcc.c (process_command): Handle LTO file@offset case more
2314 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2316 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2317 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2319 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2321 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2322 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2323 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2324 Optimize eq/ne comparisons when both arguments are known to be
2326 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2327 Don't mask operands unnecessarily if they are known to be already
2330 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2332 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2335 2010-02-10 Richard Guenther <rguenther@suse.de>
2337 PR tree-optimization/43017
2338 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2339 for wrapping signed arithmetic.
2341 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2344 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2345 if no debug info should be emitted for it.
2347 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2349 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2350 note when flag_exceptions is set.
2352 2010-02-10 Duncan Sands <baldrick@free.fr>
2354 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2356 2010-02-10 Richard Guenther <rguenther@suse.de>
2359 * tree.c (get_unwidened): Handle constants.
2360 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2362 2010-02-10 Martin Jambor <mjambor@suse.cz>
2365 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2366 check for variable argument counts independently.
2368 2010-02-10 Christian Bruel <christian.bruel@st.com>
2371 * config/sh/sh.c (find_barrier): Increase length for non delayed
2372 conditional branches.
2374 2010-02-10 Christian Bruel <christian.bruel@st.com>
2376 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2378 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2380 * builtins.c (set_builtin_user_assembler_name): Also handle
2381 ffs if int is smaller than word.
2383 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2386 * ira-conflicts.c (get_dup): Remove.
2387 (process_reg_shuffles): Add new parameter. Use it as an
2388 additional guard for copy generation.
2389 (add_insn_allocno_copies): Rewrite.
2391 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2393 * common.opt (fsched2-use-traces): Preserved for backward
2395 * doc/invoke.texi: Remove the documentation about option
2396 -fsched2-use-traces.
2397 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2398 flag_sched2_use_traces.
2399 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2400 the backward compatibility flag section.
2402 2010-02-09 Richard Guenther <rguenther@suse.de>
2404 PR tree-optimization/43008
2405 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2406 make HEAP variables initialized from global memory if they
2407 are not known builtin functions.
2408 (find_func_aliases): Adjust.
2410 2010-02-09 Richard Guenther <rguenther@suse.de>
2412 PR tree-optimization/43000
2413 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2414 arithmetic manually.
2416 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2418 PR tree-optimization/42931
2419 * tree-loop-linear.c (try_interchange_loops): Don't call
2420 double_int_mul if estimated_loop_iterations failed.
2422 2010-02-08 Martin Jambor <mjambor@suse.cz>
2425 * tree-sra.c (build_accesses_from_assign): Do not mark in
2426 should_scalarize_away_bitmap if stmt has volatile ops.
2427 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2430 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2432 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2434 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2436 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2439 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2442 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2444 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2447 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2448 to unknown_dependence.
2449 (graphite_legal_transform_dr): Handle the unknown_dependence.
2450 (graphite_carried_dependence_level_k): Same.
2452 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2454 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2456 2010-02-07 Richard Guenther <rguenther@suse.de>
2459 * expr.c (get_inner_reference): Always initialize *pbitsize.
2461 2010-02-07 Richard Guenther <rguenther@suse.de>
2464 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2465 new ARRAY_REFs on variable size element or minimal index arrays.
2467 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2468 gimple_fold_indirect_ref.
2470 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2473 * arm.c (arm_override_options): Just return if the user has specified
2474 an invalid fpu name.
2476 2010-02-03 Jason Merrill <jason@redhat.com>
2479 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2480 i386_pe_maybe_record_exported_symbol.
2482 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2485 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2486 (pa_delegitimize_address): New function.
2488 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2490 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2491 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2493 2010-02-05 Richard Guenther <rguenther@suse.de>
2496 * lto-streamer-in.c (get_resolution): Deal with references
2497 to undefined functions.
2499 2010-02-05 Richard Guenther <rguenther@suse.de>
2501 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2502 (fold_const_aggregate_ref): Likewise.
2503 (ccp_fold_stmt): Substitute loads.
2504 (maybe_fold_reference): Verify types before substituting.
2506 (fold_gimple_assign): Unshare properly.
2507 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2509 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2511 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2512 for rs6000_gen_cell_microcode.
2514 2010-02-04 Richard Guenther <rguenther@suse.de>
2516 PR rtl-optimization/42952
2517 * dse.c (const_or_frame_p): Remove MEM handling.
2519 2010-02-04 Nick Clifton <nickc@redhat.com>
2521 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2522 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2523 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2524 (mn10300_asm_output_mi_thunk): New function.
2525 (mn10300_can_output_mu_thunk): New function.
2526 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2527 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2528 (FUNCTION_ARG): Delete incorrect comment.
2530 2010-02-03 Jason Merrill <jason@redhat.com>
2533 * fold-const.c (operand_equal_p): Handle erroneous types.
2535 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2537 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2539 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2541 PR rtl-optimization/42941
2542 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2545 2010-02-03 Jason Merrill <jason@redhat.com>
2548 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2550 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2553 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2554 (cselib_reset_table): Renamed from...
2555 (cselib_reset_table_with_next_value): ... this.
2556 (cselib_get_next_uid): Renamed from...
2557 (cselib_get_next_unknown_value): ... this.
2558 * cselib.c (next_uid): Renamed from...
2559 (next_unknown_value): ... this.
2560 (cselib_clear_table): Adjust.
2561 (cselib_reset_table): Adjust. Renamed from...
2562 (cselib_reset_table_with_next_value): ... this.
2563 (cselib_get_next_uid): Adjust. Renamed from...
2564 (cselib_get_next_unknown_value): ... this.
2565 (get_value_hash): Use hash.
2566 (cselib_hash_rtx): Likewise.
2567 (new_cselib_val): Adjust. Set and dump uid.
2568 (cselib_lookup_mem): Pass next_uid as hash.
2569 (cselib_subst_to_values): Likewise.
2570 (cselib_log_lookup): Dump uid.
2571 (cselib_lookup): Pass next_uid as hash. Adjust.
2572 (cselib_process_insn): Adjust.
2573 (cselib_init): Initialize next_uid.
2574 (cselib_finish): Adjust.
2575 (dump_cselib_table): Likewise.
2576 * dse.c (canon_address): Dump value uid.
2577 * print-rtl.c (print_rtx): Print value uid.
2578 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2580 (dv_uid): New function, sort of renamed from...
2581 (dv_htab_hash): ... this, reimplemented in terms of it and...
2582 (dv_uid2hash): ... this. New.
2583 (variable_htab_eq): Drop excess assertions.
2584 (tie_break_pointers): Removed.
2585 (canon_value_cmp): Compare uids.
2586 (variable_post_merge_New_vals): Print uids.
2587 (vt_add_function_parameters): Adjust.
2588 (vt_initialize): Reset table. Adjust.
2590 2010-02-03 Richard Guenther <rguenther@suse.de>
2592 PR tree-optimization/42944
2593 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2594 (call_may_clobber_ref_p_1): Likewise. Properly handle
2595 malloc and calloc clobbering errno.
2597 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2599 * doc/invoke.texi: Fix name of sched1 dump.
2601 * opts.c (decode_options): Set flag_tree_switch_conversion
2602 only conditionally on optimize >= 2.
2604 * gcse.c: Assorted comment fixes in pass description.
2606 2010-02-03 Anthony Green <green@moxielogic.com>
2608 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2609 nop padding in order to maintain alignment of storage location of
2610 target function address.
2611 (moxie_trampoline_init): Store target function address at newly
2613 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2615 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2617 2010-02-03 Richard Guenther <rguenther@suse.de>
2620 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2622 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2624 * config.gcc: Reenable check for obsolete targets.
2625 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2626 mips-sgi-irix6.[0-4]*.
2628 2010-02-02 Nick Clifton <nickc@redhat.com>
2630 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2631 constant size of 4 as being the same as 0.
2632 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2633 can take values in the range 0..4.
2635 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2638 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2639 as _darwin10_Unwind_FindEnclosingFunction().
2640 * libgcc-libsystem.ver: New.
2642 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2645 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2646 implicitly set registers.
2648 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2650 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2651 (arm_override_options): Allow automatic selection of the thread
2652 pointer register if thumb2.
2653 (legitimize_pic_address): Improve code sequences for Thumb2.
2654 (arm_call_tls_get_addr): Likewise.
2655 (legitimize_tls_address): Likewise.
2656 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2657 (pic_load_addr_32bit): ... this. New named pattern.
2658 * thumb2.md (pic_load_addr_thumb2): Delete.
2659 (pic_load_dot_plus_four): Delete.
2660 (tls_load_dot_plus_four): New named pattern.
2662 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2665 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2666 Document fix for TLS bug.
2668 2010-01-31 Richard Guenther <rguenther@suse.de>
2670 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2671 conservatively correct.
2673 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2677 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2679 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2681 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2683 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2685 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2687 * config.gcc: Adjust order of makefile fragments for mingw targets.
2689 2010-01-31 Richard Guenther <rguenther@suse.de>
2692 * gimplify.c (gimplify_init_constructor): For volatile LHS
2693 initialize a temporary.
2695 2010-01-31 Matthias Klose <doko@ubuntu.com>
2697 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2699 * configure: Regenerate.
2701 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2703 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2704 the same alias set and their sizes different constantness.
2705 (aliasing_component_refs_p): Revert 2009-10-24 change.
2707 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2709 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2712 2010-01-29 Richard Guenther <rguenther@suse.de>
2714 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2715 Assert we successfully updated the call.
2717 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2719 PR rtl-optimization/42889
2720 * df.h (df_set_bb_dirty_nonlr): New prototype.
2721 * df-core.c (df_set_bb_dirty_nonlr): New function.
2722 * df-scan.c (df_insn_rescan): Call it instead of
2723 df_set_bb_dirty for DEBUG_INSNs.
2725 2010-01-29 Richard Guenther <rguenther@suse.de>
2728 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2729 quadratic behavior in most cases.
2731 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2734 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2735 in the call to gen_x86_movsicc_0_m1.
2737 2010-01-28 Richard Guenther <rguenther@suse.de>
2739 PR tree-optimization/42871
2740 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2742 2010-01-28 Richard Guenther <rguenther@suse.de>
2744 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2745 into call arguments.
2747 2010-01-28 Richard Guenther <rguenther@suse.de>
2750 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2751 the forwarder if the destination is an EH landing pad.
2753 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2755 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2756 block list passed to gimple_duplicate_sese_tail.
2757 (parallelize_loops): Avoid parallelization when the function
2759 Avoid parallelization when the preheader is IRREDUCIBLE.
2760 Try to optimize when estimated_loop_iterations_int is unresolved.
2761 Add the loop's location to the dump file.
2762 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2763 (gimple_duplicate_sese_tail): Remove the check for the latch.
2764 Redirect nexits to the exit block.
2765 Remove handling of the incoming edges to the latch.
2766 Redirect the backedge from the copied latch to the exit bb.
2768 2010-01-28 Michael Matz <matz@suse.de>
2771 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2772 Wrap force_reg into a sequence, emit it before user.
2774 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2776 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2778 (arm_legacy_rev): Likewise.
2779 (thumb_legacy_rev): Likewise.
2781 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2783 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2784 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2785 on MEM's address failed, try avoid_constant_pool_reference and
2786 recurse if it returned something different.
2787 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2788 address, try avoid_constant_pool_reference and recurse if it
2789 returned something different.
2790 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2791 address and avoid_constant_pool_reference returned something
2792 different, don't set have_address.
2794 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2797 * var-tracking.c (val_store): Add modified argument, obey it.
2799 (count_uses): Move down logging of main.
2800 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2801 don't need resolution.
2802 (emit_notes_in_bb): Likewise.
2804 2010-01-27 Richard Guenther <rguenther@suse.de>
2807 * tree-inline.c (remap_decl): Delay remapping of SSA name
2808 default definitions until we need them.
2810 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2812 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2813 (rs6000_delegitimize_address): New function.
2815 * config/s390/s390.c (s390_delegitimize_address): Call
2816 delegitimize_mem_from_attrs.
2819 * tree-inline.c (cannot_copy_type_1): Removed.
2820 (copy_forbidden): Don't forbid copying of functions containing
2821 records/unions with variable length fields.
2823 2010-01-27 Christian Bruel <christian.bruel@st.com>
2827 * config/sh/sh.c (find_barrier): Increase length for non delayed
2828 conditional branches.
2830 2010-01-27 Matthias Klose <doko@ubuntu.com>
2832 * configure.ac (gnu-unique-object): Fix ldd version check.
2833 * configure: Regenerate.
2835 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2837 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2839 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2840 Test for HAVE_GNU_AS value.
2842 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2844 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2845 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2846 INT64_TYPE): Define.
2847 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2848 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2849 INT_LEAST64_TYPE): Define.
2850 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2851 UINT_LEAST64_TYPE): Define.
2852 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2853 INT_FAST64_TYPE): Define.
2854 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2855 UINT_FAST64_TYPE): Define.
2856 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2857 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2858 (SIG_ATOMIC_TYPE): Define.
2860 2010-01-26 Richard Guenther <rguenther@suse.de>
2862 * df-scan.c (df_scan_set_bb_info): Remove assert.
2863 (df_insn_rescan_debug_internal): Merge asserts.
2864 (df_install_ref): Likewise.
2865 (df_mark_reg): Use bitmap_set_range.
2866 (df_hard_reg_used_p): Remove assert.
2867 (df_hard_reg_used_count): Likewise.
2869 2010-01-26 Richard Guenther <rguenther@suse.de>
2871 PR rtl-optimization/42685
2872 * web.c (web_main): Ignore DEBUG_INSNs.
2874 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2876 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2878 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2879 Fix types of fndecl and arglist parameters.
2881 2010-01-26 Richard Guenther <rguenther@suse.de>
2884 * tree-eh.c (unsplit_eh): Skip debug insns.
2886 2010-01-26 Richard Guenther <rguenther@suse.de>
2888 PR tree-optimization/42250
2889 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2891 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2894 * omp-low.c (expand_omp_sections): Only use single_pred if
2895 l2_bb is single_pred_p.
2897 2010-01-25 Christian Bruel <christian.bruel@st.com>
2900 * config/sh/sh.c (find_barrier): Increase length for non delayed
2901 conditional branches.
2902 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2904 2010-01-24 David S. Miller <davem@davemloft.net>
2906 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2907 define if not using GAS.
2908 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2909 Likewise. Delete SECTION_MERGE code, which is only applicable
2912 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2915 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2916 mangling of va_list in system headers.
2918 2010-01-23 Toon Moene <toon@moene.org>
2920 * tree-predcom.c (combine_chains): Return NULL, not false.
2922 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2924 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2925 initialization of variable res to agree with return type.
2927 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2929 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2930 * tree-sra.c: Add include of expr.h.
2932 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2934 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2935 insert the debug stmt on the single non-EH edge from the stmt.
2937 2010-01-22 Richard Henderson <rth@redhat.com>
2940 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2941 the RHS until after generate_subtree_copies has insertted its
2942 code before the current statement.
2944 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2946 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2948 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2950 2010-01-21 Martin Jambor <mjambor@suse.cz>
2952 PR tree-optimization/42585
2953 * tree-sra.c (struct access): New field grp_total_scalarization.
2954 (dump_access): Dump the new field.
2955 (should_scalarize_away_bitmap): New variable.
2956 (cannot_scalarize_away_bitmap): Likewise.
2957 (sra_initialize): Allocate new bitmaps.
2958 (sra_deinitialize): Free new bitmaps.
2959 (create_access_1): New function.
2960 (create_access): Parts moved to create_access_1.
2961 (type_consists_of_records_p): New function.
2962 (completely_scalarize_record): Likewise.
2963 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2964 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2965 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2967 (analyze_all_variable_accesses): Completely scalarize small eligible
2970 2010-01-21 Martin Jambor <mjambor@suse.cz>
2972 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2974 2010-01-21 Andrew Haley <aph@redhat.com>
2976 * gcc.c (process_command): Move lang_specific_driver before
2977 setting cc_libexec_prefix.
2979 2010-01-21 Richard Guenther <rguenther@suse.de>
2982 * fold-const.c (negate_expr_p): Pretend only negative
2983 real constants are easily negatable.
2985 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2986 Jason Merrill <jason@redhat.com>
2988 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2989 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2990 * calls.c (initialize argument_information): Handle it.
2991 * c-common.c (handle_transparent_union_attribute): Use new name.
2992 * c-decl.c (finish_struct): Ditto.
2993 * c-typeck.c (type_lists_compatible_p): Ditto.
2994 (convert_for_assignment): Use new name and also handle record.
2995 * function.c (aggregate_value_p): Handle it.
2996 (pass_by_reference): Ditto.
2997 (assign_parm_data_types): Ditto.
2998 * print-tree.c (print_node): Ditto.
2999 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
3000 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
3001 * tree.c (first_field): New fn.
3003 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
3006 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
3007 even when linking statically, for now.
3009 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3012 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
3013 without a cselib val.
3014 (count_uses): Accept MO_VAL_SET with no val on stores.
3015 (add_stores): Likewise.
3017 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3019 * var-tracking.c (check_value_val): Add a compile time assertion.
3020 (dv_is_decl_p): Simplify.
3021 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
3022 gcc_assert if ENABLE_CHECKING.
3024 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
3027 * var-tracking.c: Include tree-flow.h.
3028 (mem_dies_at_call): New.
3029 (dataflow_set_preserve_mem_locs): Use it.
3030 (dataflow_set_remove_mem_locs): Likewise.
3031 (dump_var): Renamed from dump_variable. Adjust all callers.
3032 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
3033 * Makefile.in (var-tracking.o): Adjust deps.
3035 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
3037 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
3039 2010-01-20 Richard Guenther <rguenther@suse.de>
3041 PR tree-optimization/42717
3042 * tree-ssa-dce.c (get_live_post_dom): Remove.
3043 (forward_edge_to_pdom): Take an arbitrary edge to copy
3044 degenerate PHI args from.
3045 (remove_dead_stmt): Use the first post-dominator even if it
3046 does not contain live statements as redirection destination.
3048 2010-01-20 Richard Guenther <rguenther@suse.de>
3050 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3052 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3054 * sel-sched.c (create_speculation_check): Remove set but not used
3056 (try_transformation_cache): Remove set but not used variable ds.
3057 (calculate_privileged_insns): Remove set but not used variables
3058 cur_insn and min_spec_insn.
3059 (find_best_expr): Remove set but not used variable avail_n.
3060 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3062 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3064 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3065 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3068 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3071 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3072 cpu types. Add support for *-sse3 cpu types.
3073 (x86_64-*-*): Ditto.
3075 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3078 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3079 argument, call initializer_constant_valid_p_1 instead of
3080 initializer_constant_valid_p, pass CACHE to it, return NULL
3081 immediately if first call returns NULL.
3082 (initializer_constant_valid_p_1): New function.
3083 (initializer_constant_valid_p): Use it.
3085 2010-01-20 Thomas Quinot <quinot@adacore.com>
3087 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3089 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3091 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3092 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3093 (loc_list_from_tree): Don't handle unsigned division. Handle
3094 signed modulo using DW_OP_{over,over,div,mul,minus}.
3095 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3096 modulo instead of signed.
3098 2010-01-20 DJ Delorie <dj@redhat.com>
3100 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3102 (h8300_emit_stack_adjustment): Propogate it.
3104 (h8300_expand_prologue): Likewise.
3105 (h8300_expand_epilogue): Likewise.
3107 2010-01-19 Michael Matz <matz@suse.de>
3109 PR tree-optimization/41783
3110 * tree-data-ref.c (toplevel): Include flags.h.
3111 (dump_data_dependence_relation): Also dump the inputs if the
3112 result will be unknown.
3113 (split_constant_offset_1): Look through some conversions.
3114 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3115 the offset from last element is too large.
3116 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3117 (reassociate_to_the_same_stmt): Handle vector registers.
3118 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3120 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3121 wide_prolog_niters argument, emit widening instructions.
3122 (vect_do_peeling_for_alignment): Adjust caller, use widened
3123 variant of the iteration cound.
3124 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3126 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3129 * config/arm/neon-testgen.m (emit_automatics): New parameter
3130 features. Adjust for Fixed_return_reg feature.
3131 (test_intrinsic): Call emit_automatics with new feature.
3132 * config/arm/neon.ml: Update copyright years.
3133 (features): New Fixed_return_reg feature.
3134 (ops): Update feature for Vget_low.
3136 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3138 PR tree-optimization/42719
3139 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3143 * fwprop.c (all_uses_available_at): Return false if def_set dest
3144 is a REG that is used in def_insn.
3146 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3148 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3150 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3153 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3155 * target.h (struct gcc_target) <secondary_reload>: Change type
3156 of last argument to secondary_reload_info *.
3158 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3161 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3162 memory references with unaligned offsets. Remove CQImode handling.
3163 (unaligned_memory_operand): Return 1 for memory references with
3164 unaligned offsets. Remove CQImode handling.
3166 2010-01-18 Richard Guenther <rguenther@suse.de>
3169 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3172 2010-01-18 Richard Guenther <rguenther@suse.de>
3174 PR tree-optimization/42781
3175 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3176 restrict processing only if the original variable was artificial.
3178 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3180 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3181 find number of popped argument bytes.
3183 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3184 Fix the text that describes the return value for invalid insns.
3186 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3188 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3189 Clarify what 'cost of the -dependence' is. Fix quoting.
3191 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3192 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3194 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3196 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3197 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3199 2010-01-17 Richard Guenther <rguenther@suse.de>
3202 * function.c (split_complex_args): Take a VEC to modify.
3203 (assign_parms_augmented_arg_list): Build a VEC instead of
3204 a chain of PARM_DECLs.
3205 (assign_parms_unsplit_complex): Take a VEC of arguments.
3206 Do not fixup unmodified parms.
3207 (assign_parms): Deal with the VEC.
3208 (gimplify_parameters): Likewise.
3210 2010-01-17 Richard Guenther <rguenther@suse.de>
3212 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3213 node existence check.
3214 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3215 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3216 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3217 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3218 (gimple_execute_on_growing_pred): Likewise.
3220 2010-01-17 Richard Guenther <rguenther@suse.de>
3222 PR tree-optimization/42773
3223 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3224 (compute_antic_aux): Likewise.
3225 (compute_partial_antic_aux): Likewise.
3227 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3230 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3233 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3235 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3238 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3239 Fix markup for strict argument.
3241 (TARGET_SCHED_REORDER2): Fix argument types.
3243 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3244 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3246 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3247 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3249 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3252 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3253 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3254 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3255 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3256 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3258 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3260 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3262 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3263 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3265 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3267 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3270 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3272 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3273 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3275 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3277 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3279 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3280 referring to it. Fix language.
3282 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3284 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3286 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3288 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3290 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3291 '@var{stream}. Remove stray 'and'.
3293 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3295 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3297 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3299 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3300 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3302 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3303 Fix description of return value.
3304 Rename argument "sz" to "len."
3306 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3307 Clarify meaning of 'true' return value.
3309 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3311 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3312 rep_mode versus mode_rep.
3314 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3316 (TARGET_BUILTIN_DECL): Fix name.
3318 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3320 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3322 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3324 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3326 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3328 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3331 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3332 Rename argument tm_fn to md_fn.
3334 (TARGET_OPTION_PRINT): Fix argument list.
3336 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3339 * config/i386/i386.c (ix86_fixup_binary_operands):
3340 Revert FMA4 fixup of operands.
3342 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3345 * Makefile.in (write_entries_to_file, install-plugin):
3346 Use \012 instead of \n with tr.
3348 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3350 * configure.ac (HAVE_AS_REF): New C macro.
3351 * configure: Regenerate.
3352 * config.in: Likewise.
3353 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3355 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3358 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3360 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3362 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3364 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3366 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3368 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3370 (TARGET_BINDS_LOCAL_P): Fix argument type.
3372 (TARGET_ASM_FILE_END): Use prototype.
3374 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3376 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3378 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3380 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3382 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3383 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3385 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3386 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3388 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3389 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3390 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3391 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3393 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3395 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3397 (TARGET_INIT_BUILTINS): Use prototype.
3399 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3400 Put 'const char *' in braces. Fix parameter types.
3401 (TARGET_INVALID_CONVERSION): Fix parameter types.
3402 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3403 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3405 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3408 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3410 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3412 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3414 * doc/tm.texi (TARGET_HELP): Fix return type.
3416 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3417 in braces. Fix argument types.
3419 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3421 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3423 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3425 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3426 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3428 (TARGET_MANGLE_TYPE): Fix argument types.
3430 (TARGET_IRA_COVER_CLASSES): Use prototype.
3432 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3434 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3436 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3438 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3440 (TARGET_CALLEE_COPIES): Fix argument types.
3442 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3444 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3446 (TARGET_FUNCTION_VALUE): Fix argument types.
3448 (TARGET_RETURN_IN_MSB): Fix argument type.
3450 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3452 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3454 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3456 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3457 agree with return type.
3459 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3461 2010-01-15 Jing Yu <jingyu@google.com>
3463 PR rtl-optimization/42691
3464 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3465 a pseudo to a constant and are merged, and adjust comments.
3467 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3469 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3471 2010-01-15 Richard Guenther <rguenther@suse.de>
3474 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3475 labels of computed or non-local gotos to the destination.
3476 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3477 landing pad label is the first label.
3479 2010-01-15 Richard Guenther <rguenther@suse.de>
3481 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3483 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3486 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3487 to allow generation of the xssqrtdp instruction on power7.
3488 (sqrtdf2_fpr): Ditto.
3490 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3493 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3494 functions with noreturn attribute.
3497 * varasm.c (declare_weak): Add weak attribute to decl if it
3498 doesn't have one already.
3499 (assemble_external): Only add decls to weak_decls if they also
3500 have weak attribute.
3502 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3504 * var-tracking.c (var_reg_delete): Don't delete the association
3505 between REGs and values or one-part variables if the register
3508 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3511 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3512 because its first operand is a non-localized variable.
3514 2010-01-14 Martin Jambor <mjambor@suse.cz>
3516 PR tree-optimization/42706
3517 * tree-sra.c (encountered_recursive_call): New variable.
3518 (encountered_unchangable_recursive_call): Likewise.
3519 (sra_initialize): Initialize both new variables.
3520 (callsite_has_enough_arguments_p): New function.
3521 (scan_function): Call decl and flags check only for IPA-SRA, check
3522 whether there is a recursive call and whether it has enough arguments.
3523 (all_callers_have_enough_arguments_p): New function.
3524 (convert_callers): Look for recursive calls only when
3525 encountered_recursive_call is set.
3526 (ipa_early_sra): Bail out either if
3527 !all_callers_have_enough_arguments_p or
3528 encountered_unchangable_recursive_call.
3530 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3532 * sel-sched.c: Add 2010 to copyright years.
3533 * sel-sched-ir.c: Likewise.
3534 * sel-sched-ir.h: Likewise.
3536 2010-01-14 Martin Jambor <mjambor@suse.cz>
3538 PR tree-optimization/42714
3539 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3540 constructors specially.
3542 2010-01-14 Andi Kleen <ak@linux.intel.com>
3544 * config/i386/drivers-i386.c (detect_caches_intel):
3545 Add l2sizekb parameter and fill in.
3546 (host_detect_local_cpu): Add l2sizekb, fill in.
3547 Add Atom small cache heuristic.
3549 2010-01-14 Andi Kleen <ak@linux.intel.com>
3551 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3552 Add level3 parameter and fill in.
3553 (detect_caches_intel): Handle level3 cache.
3555 2010-01-14 Andi Kleen <ak@linux.intel.com>
3557 * config/i386/drivers-i386.c (host_detect_local_cpu):
3558 Fix core duo detection.
3560 2010-01-14 Andi Kleen <ak@linux.intel.com>
3562 * config/i386/drivers-i386.c (host_detect_local_cpu):
3565 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3567 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3568 (rs6000_variable_issue_1): this. Use...
3569 (rs6000_variable_issue): here. Reimplement. Print debug info.
3571 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3573 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3574 sel_restore_notes. Update all callers. Call reemit_notes
3577 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3579 PR rtl-optimization/42246
3580 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3583 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3585 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3586 all successors is the same as number of successors in current region.
3588 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3590 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3591 to rename is not separable. Otherwise check that its LHS is not NULL.
3593 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3595 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3597 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3599 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3600 available registers when failed to discover LHS register class.
3601 Fix indentation. Update comment.
3603 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3604 Alexander Monakov <amonakov@ispras.ru>
3606 PR rtl-optimization/42389
3607 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3609 (advance_state_on_fence): Likewise.
3610 (sel_target_adjust_priority): Print debug output only when
3611 sched_verbose >= 4, not 2.
3612 (get_expr_cost): Do not issue all unique insns on the next cycle.
3613 (fill_insns): Initialize can_issue_more from the value saved
3615 * sel-sched-ir.c (flist_add): New parameter issue_more.
3616 Init FENCE_ISSUE_MORE with it.
3617 (merge_fences): Likewise.
3618 (init_fences): Update call to flist_add.
3619 (add_to_fences, add_clean_fence_to_fences)
3620 (add_dirty_fence_to_fences): Likewise.
3621 (move_fence_to_fences): Update call to merge_fences.
3622 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3624 * sel-sched-ir.h (struct _fence): New field issue_more.
3625 (FENCE_ISSUE_MORE): New accessor macro.
3627 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3629 PR rtl-optimization/42388
3630 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3631 that have no predecessors nor successors. Do not call move_bb_info
3632 for empty blocks outside of current region.
3634 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3636 PR rtl-optimization/42294
3637 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3638 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3639 originators' originators.
3641 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3643 PR rtl-optimization/39453
3644 PR rtl-optimization/42246
3645 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3647 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3649 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3650 Alexander Monakov <amonakov@ispras.ru>
3653 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3654 (maybe_tidy_empty_bb): ... here. Make static. Add new
3655 argument. Update all callers.
3656 (tidy_control_flow): ... and here. Recompute topological order
3657 of basic blocks in region if necessary.
3658 (sel_redirect_edge_and_branch): Change return type. Return true
3659 if topological order might have been invalidated.
3660 (purge_empty_blocks): Export and move from...
3661 * sel-sched.c (purge_empty_blocks): ... here.
3662 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3663 (maybe_tidy_empty_bb): Delete prototype.
3664 (purge_empty_blocks): Declare.
3666 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3668 PR rtl-optimization/42249
3669 * sel-sched.c (try_replace_dest_reg): When chosen register
3670 and original register is the same, do not bail out early, but
3671 still check all original insns for validity of replacing destination
3672 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3675 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3678 Port from no-undefined-overflow branch:
3679 2009-03-09 Richard Guenther <rguenther@suse.de>
3681 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3683 2010-01-14 Richard Guenther <rguenther@suse.de>
3686 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3688 2010-01-14 Ira Rosen <irar@il.ibm.com>
3690 PR tree-optimization/42709
3691 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3692 as scalar type in creation of constant vector operand.
3694 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3697 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3698 (check-parallel-%): Match `testsuite' directory component only
3701 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3703 PR translation/39521
3704 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3707 2010-01-13 Richard Guenther <rguenther@suse.de>
3709 PR tree-optimization/42730
3710 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3713 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3716 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3717 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3720 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3722 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3723 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3724 ___umulsi3_highpart.
3726 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3727 rather than schedule_insns if the pass is enabled.
3729 2010-01-13 Martin Jambor <mjambor@suse.cz>
3731 PR tree-optimization/42704
3732 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3735 2010-01-13 Martin Jambor <mjambor@suse.cz>
3737 PR tree-optimization/42703
3738 * tree-sra.c (analyze_access_subtree): Check that we can build a
3739 reference to the original data within the aggregate.
3741 2010-01-13 Richard Guenther <rguenther@suse.de>
3743 PR tree-optimization/42705
3744 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3746 2010-01-13 Richard Guenther <rguenther@suse.de>
3749 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3751 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3754 * var-tracking.c (values_to_unmark): New variable.
3755 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3756 values_to_unmark vector. Moved body to...
3757 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3758 instead queue it into values_to_unmark vector.
3759 (vt_find_locations): Free values_to_unmark vector.
3761 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3763 * config/s390/s390.c (override_options): Set
3764 default of max-pending-list-length to 256
3766 2010-01-13 Richard Guenther <rguenther@suse.de>
3769 * tree-pass.h (PROP_gimple_lcx): New.
3770 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3771 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3772 before the final cleanup_eh.
3773 (dump_properties): Dump PROP_gimple_lcx.
3774 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3775 (tree_lower_complex_O0): Remove.
3776 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3777 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3778 tree_lower_complex, schedule TODO_update_ssa.
3779 * lto-streamer-out.c (output_function): Stream the functions
3781 * lto-streamer-in.c (input_function): Likewise.
3782 (lto_read_body): Do not override them here.
3784 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3787 * c-typeck.c (build_c_cast): Fold value cast to union type before
3788 wrapping it in a CONSTRUCTOR.
3790 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3792 PR rtl-optimization/42699
3793 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3796 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3798 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3799 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3800 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3801 SUBTARGET_WARN_UNUSED_SPEC): ... here
3802 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3804 2010-01-12 Julian Brown <julian@codesourcery.com>
3806 * config/arm/neon-schedgen.ml (Utils): Don't try to
3807 open missing module.
3808 (find_with_result): New.
3810 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3813 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3814 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3816 PR tree-optimization/42645
3817 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3818 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3819 decl_map, set processing_debug_stmt to -1 and return name without
3822 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3824 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3825 binutils version, and reword target configuration description.
3827 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3829 * config/avr/avr.h (LINKER_NAME): Remove.
3831 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3834 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3835 that support VSX, warn for -mno-altivec if vsx is not disabled,
3838 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3839 Shujing Zhao <pearly.zhao@oracle.com>
3841 PR translation/42469
3842 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3843 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3844 character between option name and help text.
3845 * c.opt (imultilib): Likewise.
3847 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3849 * lto-streamer-out.c (output_unreferenced_globals): Output static
3852 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3854 PR rtl-optimization/42621
3855 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3856 optimizing for size.
3857 (duplicate_computed_gotos): Remove now-redundant check.
3859 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3862 * configure.ac: Save and restore LDFLAGS and LIBS
3863 * configure: Regenerate.
3865 2010-01-10 Richard Guenther <rguenther@suse.de>
3868 * builtins.c (fold_builtin_strlen): Add type argument and
3869 convert the resulting length to it.
3870 (fold_builtin_1): Adjust.
3872 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3874 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3875 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3877 (num_insns_constant_wide): Adjust for that change.
3879 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3882 * web.c (union_defs): Add used argument, to combine uses of
3884 (entry_register): Adjust type and tests of used argument.
3885 (web_main): Widen used for new use. Pass it to union_defs.
3886 * df.h (union_defs): Adjust prototype.
3888 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3891 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3892 uses in new incoming argument. Free body.
3893 (reset_debug_uses_in_loop): New.
3894 (analyze_insn_to_expand_var): Call the latter if the former found
3895 anything. Fix whitespace. Reject invalid dest overlaps before
3896 going through all insns in the loop.
3898 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3901 * haifa-sched.c (dying_use_p): Debug insns don't count.
3903 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3906 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3907 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3908 (verify_gimple_call): Reject LHS in noreturn calls.
3910 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3914 * tree-vect-loop-manip.c (adjust_info): New type.
3915 (adjust_vec): New pointer to vector.
3916 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3917 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3918 (slpeel_update_phis_for_duplicate_loop): Use them.
3919 (slpeel_update_phi_nodes_for_guard1): Likewise.
3920 (slpeel_update_phi_nodes_for_guard2): Likewise.
3921 (slpeel_tree_peel_loop_to_edge): Likewise.
3922 (vect_update_ivs_after_vectorizer): Likewise.
3924 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3926 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3927 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3929 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3931 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3932 bogus uninitialized warning.
3934 2010-01-09 Richard Guenther <rguenther@suse.de>
3937 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3938 the evolution is compatible with the initial condition.
3940 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3942 * gcc.c (process_command): Update copyright notice dates.
3943 * gcov.c (print_version): Likewise.
3944 * gcov-dump.c (print_version): Likewise.
3945 * mips-tfile.c (main): Likewise.
3946 * mips-tdump.c (main): Likewise.
3948 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3951 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3953 (rotlhi3_8): Delete.
3955 (rotlsi3_8): Delete.
3956 (rotlsi3_16): Delete.
3957 (rotlsi3_24): Delete.
3959 (*rotw<mode>3): New.
3960 (*rotb<mode>3): New.
3961 * config/avr/avr.c (avr_rotate_bytes): New function.
3962 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3964 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3967 * configure.ac: Modify -rdynamic check.
3968 * configure: Regenerate.
3970 2010-01-08 DJ Delorie <dj@redhat.com>
3972 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3973 register popping order.
3975 2010-01-08 Richard Guenther <rguenther@suse.de>
3978 * c.opt (fsigned-char): Also let LTO handle this option.
3979 (funsigned-char): Likewise.
3981 2010-01-07 Richard Guenther <rguenther@suse.de>
3983 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3984 (gimple_op): Likewise.
3985 (gimple_op_ptr): Likewise.
3986 (gimple_assign_set_lhs): Remove gcc_assert.
3987 (gimple_assign_set_rhs1): Likewise.
3988 (gimple_assign_set_rhs2): Likewise.
3989 (gimple_call_set_lhs): Likewise.
3990 (gimple_call_set_fn): Likewise.
3991 (gimple_call_set_fndecl): Likewise.
3992 (gimple_call_fndecl): Likewise.
3993 (gimple_call_return_type): Likewise.
3994 (gimple_call_set_chain): Likewise.
3995 (gimple_call_num_args): Likewise.
3996 (gimple_call_set_arg): Likewise.
3997 (gimple_cond_set_code): Likewise.
3998 (gimple_cond_set_lhs): Likewise.
3999 (gimple_cond_set_rhs): Likewise.
4000 (gimple_cond_set_true_label): Likewise.
4001 (gimple_cond_set_false_label): Likewise.
4002 (gimple_label_set_label): Likewise.
4003 (gimple_goto_set_dest): Likewise.
4004 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
4005 (gimple_debug_bind_get_value): Likewise.
4006 (gimple_debug_bind_get_value_ptr): Likewise.
4007 (gimple_debug_bind_set_var): Likewise.
4008 (gimple_debug_bind_set_value): Likewise.
4009 (gimple_debug_bind_reset_value): Likewise.
4010 (gimple_debug_bind_has_value_p): Likewise.
4011 (gimple_return_retval_ptr): Remove gcc_assert.
4012 (gimple_return_retval): Likewise.
4013 (gimple_return_set_retval): Likewise.
4014 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
4015 (safe_referenced_var_iterator): Remove.
4016 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
4017 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
4018 (fill_referenced_var_vec): Remove.
4019 (first_readonly_imm_use): Remove redundant gcc_assert.
4020 (phi_arg_index_from_use): Combine gcc_asserts.
4021 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
4022 (first_imm_use_stmt): Remove redundant gcc_assert.
4023 * tree-cfg.c (verify_gimple_call): Verify function and chain
4024 operands. Verify arguments.
4025 (verify_types_in_gimple_stmt): Verify condition code and labels.
4027 2010-01-07 Richard Guenther <rguenther@suse.de>
4029 PR tree-optimization/42641
4030 * sese.c (rename_map_elt_info): Use the SSA name version, do
4033 2010-01-07 Jakub Jelinek <jakub@redhat.com>
4035 PR tree-optimization/42625
4036 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
4037 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
4039 2010-01-07 Duncan Sands <baldrick@free.fr>
4041 * Makefile.in (PLUGIN_HEADERS): Add version.h.
4043 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4046 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4047 note itself is not function_invariant_p.
4049 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4051 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4052 Do not add the DF_NOTE problem.
4053 * store-motion.c (execute_rtl_store_motion): Likewise.
4055 2010-01-07 Martin Jambor <mjambor@suse.cz>
4057 PR tree-optimization/42157
4058 * tree-sra.c (compare_access_positions): Stabilize sort if both
4059 accesses have integer types, return zero immediately if they are the
4062 2010-01-06 Richard Henderson <rth@redhat.com>
4065 * haifa-sched.c (add_to_note_list): Merge into ...
4066 (concat_note_lists): ... here, and ...
4067 (unlink_other_notes, rm_other_notes): Merge into...
4068 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4069 NOTE_INSN_EPILOGUE_BEG.
4071 2010-01-06 Richard Guenther <rguenther@suse.de>
4073 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4074 not inline regular functions into always-inline functions.
4076 2010-01-06 Nick Clifton <nickc@redhat.com>
4078 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4079 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4081 (OVERRIDE_OPTIONS): Delete.
4082 (OPTIMIZATION_OPTIONS): Define.
4083 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4084 * config/rx/rx.c (rx_handle_option): Issue an error message if
4085 -mcpu=rx200 and -fpu are used together.
4086 (rx_set_optimization_options): New function. Issue an error
4087 message if an optimization attribute attempts to reset the FPU/
4088 math optimization pairing.
4089 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4090 * config/rx/rx.opt: Set the default to 32-bit doubles.
4091 * config/rx/t-rx: Add multilibs for -nofpu option.
4092 * doc/invoke.texi: Update documentation of RX options.
4094 2010-01-06 Richard Guenther <rguenther@suse.de>
4096 * tree-ssa-pre.c (name_to_id): New global.
4097 (alloc_expression_id): Simplify SSA name handling.
4098 (lookup_expression_id): Likewise.
4099 (init_pre): Zero name_to_id.
4100 (fini_pre): Free it.
4102 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4104 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4106 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4109 * config/i386/sse.md (smaxv2di3): New.
4110 (umaxv2di3): Likewise.
4111 (sminv2di3): Likewise.
4112 (uminv2di3): Likewise.
4114 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4117 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4118 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4119 (legitimize_tls_address): Likewise.
4120 (sparc_tls_referenced_p): Likewise.
4121 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4122 and adjust calls to legitimize_pic_address.
4123 (legitimate_constant_p) Use sparc_tls_referenced_p.
4124 (legitimate_pic_operand_p): Likewise.
4125 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4126 (sparc_tls_symbol_ref_1): Delete.
4127 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4128 (legitimize_tls_address): Make static, handle CONST patterns.
4129 (legitimize_pic_address): Make static, remove unused parameter and
4130 adjust recursive calls.
4131 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4132 and adjust call to legitimize_pic_address.
4133 (sparc_output_mi_thunk): Likewise.
4135 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4136 H.J. Lu <hongjiu.lu@intel.com>
4139 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4140 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4141 operands to make them signed.
4144 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4147 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4148 GTU to GT for V4SI and V2DI.
4150 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4151 (umin<mode>3): Removed.
4153 (uminv4si3): Likewise.
4155 2010-01-05 Martin Jambor <mjambor@suse.cz>
4157 PR tree-optimization/42462
4158 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4159 current_function_decl to helper functions and macros.
4161 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4164 * flags.h: Don't include real.h.
4165 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4166 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4167 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4168 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4169 * dominance.c: Update copyright.
4170 * gimple.c (walk_gimple_op): Remove inline.
4171 * tree-ssa-reassoc.c: Include real.h.
4172 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4173 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4175 2010-01-05 Nick Clifton <nickc@redhat.com>
4177 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4178 register to push into the stack frame when the accumulator has to
4179 be saved during interrupts.
4181 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4183 * doc/invoke.texi: Remove the documentation about option
4185 * common.opt (Wunreachable-code): Preserved for backward
4187 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4188 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4189 the backward compatibility flag section.
4191 2010-01-05 Richard Guenther <rguenther@suse.de>
4193 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4195 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4198 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4200 PR tree-optimization/42508
4201 * tree-sra.c (convert_callers): Check for recursive call
4202 by comparing cgraph nodes instead of decls.
4203 (modify_function): Call ipa_modify_formal_parameters also
4204 on all same_body aliases.
4206 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4207 cgraph nodes when checking for same_body aliases.
4209 2010-01-05 Richard Guenther <rguenther@suse.de>
4211 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4212 allocation and lookup.
4213 (get_or_alloc_expr_for_constant): Likewise.
4214 (phi_translate): Sink allocation.
4216 2010-01-04 Richard Guenther <rguenther@suse.de>
4218 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4219 a new entry only if needed.
4220 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4221 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4223 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4225 (phi_translate): Handle CONSTANTs early.
4227 2010-01-04 Martin Jambor <mjambor@suse.cz>
4229 PR tree-optimization/42398
4230 * tree-sra.c (struct access): Removed flag grp_different_types.
4231 (dump_access): Do not dump the removed flag.
4232 (sort_and_splice_var_accesses): Do not set the removed flag.
4233 (sra_modify_expr): Check for type compatibility directly.
4235 2010-01-04 Martin Jambor <mjambor@suse.cz>
4237 PR tree-optimization/42366
4238 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4239 edges with variable number of parameters.
4240 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4241 flag instead of asserting it.
4242 (ipa_read_node_info): Read uses_analysis_done flag.
4244 2010-01-04 Richard Guenther <rguenther@suse.de>
4246 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4247 iterative_hash_* as intended.
4248 (vn_reference_compute_hash): Likewise. Simplify hashing
4250 (vn_reference_lookup_2): Likewise.
4251 (vn_nary_op_compute_hash): Likewise.
4252 (vn_phi_compute_hash): Likewise.
4253 (expressions_equal_p): Remove strange code.
4254 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4255 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4256 (bitmap_insert_into_set_1): Take value-id as parameter.
4257 (add_to_value): Pass it.
4258 (bitmap_insert_into_set): Likewise.
4259 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4261 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4264 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4265 (do_self_spec): For switches with SWITCH_IGNORE set set also
4266 SWITCH_IGNORE_PERMANENTLY.
4267 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4270 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4272 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4273 tree of an unreferenced global var.
4275 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4278 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4279 GTU to GT for V4SI and V2DI.
4281 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4282 (umin<mode>3): Removed.
4284 (uminv4si3): Likewise.
4286 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4289 * collect2.c (main): Turn on trace in collect2 if -v is passed
4292 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4294 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4295 description of expression operand.
4297 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4299 * configure.ac: Add install-html to target_list for Make-hooks.
4300 * configure: Regenerate.
4301 * fortran/Make-lang.in (F95_HTMLFILES): New.
4302 (fortran.html): Use it.
4303 (fortran.install-html): New.
4304 * Makefile.in (install-html): Add lang.install-html.
4305 * java/Make-lang.in (JAVA_HTMLFILES): New.
4306 (java.html): Use it.
4307 (java.install-html): New.
4308 * objc/Make-lang.in (objc.install-html): New.
4309 * objcp/Make-lang.in (obj-c++.install-html): New.
4310 * cp/Make-lang.in (c++.install-html): New.
4311 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4312 * lto/Make-lang.in (lto.install-html): New.
4314 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4317 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4319 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4321 PR rtl-optimization/41862
4322 * store-motion.c (store_killed_in_insn, compute_store_table,
4323 remove_reachable_equiv_notes, replace_store_insn,
4324 build_store_vectors): Ignore all DEBUG_INSNs.
4326 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4329 * common.opt: Add dumpdir.
4331 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4333 (option_map): Add --dumpdir.
4335 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4337 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4339 * opts.c (decode_options): Try dump_dir_name first if
4340 dump_base_name isn't an absolute path.
4341 (common_handle_option): Handle OPT_dumpdir.
4343 * toplev.c (dump_dir_name): New.
4344 (print_switch_values): Also ignore -dumpdir.
4346 * toplev.h (dump_dir_name): New.
4348 2010-01-03 Richard Guenther <rguenther@suse.de>
4350 PR tree-optimization/42589
4351 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4352 double-word expansion of bswap32.
4354 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4356 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4357 with BLOCK_FOR_INSN.
4358 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4359 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4360 noce_process_if_block): Likewise.
4361 * gcse.c (compute_local_properties, insert_expr_in_table,
4362 insert_set_in_table, canon_list_insert, find_avail_set,
4363 pre_insert_copy_insn): Likewise.
4365 * basic-block.h (BLOCK_NUM): Move from here...
4366 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4368 2010-01-03 Richard Guenther <rguenther@suse.de>
4370 PR tree-optimization/42438
4371 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4372 contains_may_not_return_call flag.
4373 (BB_MAY_NOTRETURN): New.
4374 (valid_in_sets): Trapping nary operations are not valid
4375 in blocks that may not return.
4376 (insert_into_preds_of_block): Remove check for trapping expressions.
4377 (compute_avail): Compute also BB_MAY_NOTRETURN.
4379 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4381 * doc/invoke.texi: Add 2010 to copyright years.
4383 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4385 * config/sparc/sparc.c: Fix formatting nits.
4387 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4388 Alexander Monakov <amonakov@ispras.ru>
4390 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4392 2010-01-02 Richard Guenther <rguenther@suse.de>
4395 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4396 (simplify_switch_using_ranges): Mark to be removed edges
4399 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4401 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4403 * collect2.c (scan_libraries): Add missing argument in call to
4406 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4409 * config/alpha/predicates.md (aligned_memory_operand): Return false
4411 (unaligned_memory_operand): Return true for CQImode.
4412 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4413 doesn not cross aligned SImode word boundary.
4415 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4417 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4419 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4420 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4422 2010-01-02 Richard Guenther <rguenther@suse.de>
4425 * toplev.c (compile_file): Emit LTO marker properly. Change
4427 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4429 2010-01-01 Richard Guenther <rguenther@suse.de>
4432 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4434 2010-01-01 Richard Guenther <rguenther@suse.de>
4437 * c-decl.c (grokdeclarator): For zero-size arrays force
4438 structural equality checks as layout_type does.
4440 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4442 * builtins.c: Update copyright to 2010.
4444 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4447 * lto-streamer-out.c (produce_asm): Revert the last change.
4448 (copy_function): Likewise.
4450 * lto-streamer.c (lto_get_section_name): Skip any leading
4453 2010-01-01 Richard Guenther <rguenther@suse.de>
4456 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4460 Copyright (C) 2010 Free Software Foundation, Inc.
4462 Copying and distribution of this file, with or without modification,
4463 are permitted in any medium without royalty provided the copyright
4464 notice and this notice are preserved.