1 2010-03-29 Jie Zhang <jie@codesourcery.com>
4 * toplev.c (process_options): Set optimization_default_node
5 and optimization_current_node.
6 * opts.c (decode_options): Don't set optimization_default_node
7 and optimization_current_node.
9 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
11 * config/rtems.h: Abandon -qrtems_debug.
13 2010-03-28 Jan Hubicka <jh@suse.cz>
15 PR tree-optimization/43505
16 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
17 map should not be copied.
19 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
23 cdtors, set DECL_PRESERVE_P.
24 * ipa.c (cgraph_externally_visible_p): Return true if declaration
27 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
29 PR tree-optimization/43528
30 * stor-layout.c (place_field): Check that constant fits into
31 unsigned HWI when skipping calculation of MS bitfield layout.
33 2010-03-27 Jan Hubicka <jh@suse.cz>
36 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
37 notice_global_symbol work.
39 2010-03-27 Jakub Jelinek <jakub@redhat.com>
41 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
42 instead of dwarf2out_decl.
43 (struct var_loc_node): Remove section_label field.
44 (dwarf2out_function_decl): New function.
45 (dwarf2out_var_location): Don't set section_label field.
46 (dwarf2out_begin_function): Don't empty decl_loc_table here.
48 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
50 PR tree-optimization/43544
51 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
52 First argument for builtin vectorized function hook is now a
53 tree to be able to distinguish between machine specific and
55 * targhooks.c (default_builtin_vectorized_function): Ditto.
56 * targhooks.h (default_builtin_vectorized_function): Ditto.
57 * target.h (struct gcc_target): Ditto.
58 * tree-vect-stmts.c (vectorizable_function): Ditto.
59 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
60 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
63 2010-03-26 Joseph Myers <joseph@codesourcery.com>
66 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
67 nested binding iff it is a FUNCTION_DECL.
68 (store_parm_decls_newstyle): Pass nested=true to bind for
69 FUNCTION_DECLs amongst parameters.
71 2010-03-26 Jakub Jelinek <jakub@redhat.com>
73 * var-tracking.c (vt_expand_loc_callback): Don't run
74 cselib_expand_value_rtx_cb in dummy mode if
75 cselib_dummy_expand_value_rtx_cb returned false.
77 * var-tracking.c (emit_note_insn_var_location): For one part
78 notes with offset 0, don't add EXPR_LIST around the location.
79 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
80 add_location_or_const_value_attribute): Adjust for that change.
83 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
84 into first operand and location into second.
85 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
86 dw_cfi_oprnd_loc for DW_CFA_expression.
87 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
88 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
89 assume first argument is regnum and second argument is location.
91 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
94 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
95 of scratch register to DImode. Split to DImode comparison operator.
96 Use SImode subreg of scratch register in the multiplication.
97 (*cmp_sadd_sidi): Ditto.
98 (*cmp_ssub_si): Ditto.
99 (*cmp_ssub_sidi): Ditto.
101 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
104 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
105 Remove invalid assert and wrong comment.
107 2010-03-26 Jakub Jelinek <jakub@redhat.com>
110 * flags.h (final_insns_dump_p): New extern.
111 * final.c (final_insns_dump_p): New variable.
112 (rest_of_clean_state): Set it before -fdump-final-insns=
113 dumping, clear afterwards.
114 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
115 MEM_ALIAS_SET on MEMs.
117 2010-03-26 David S. Miller <davem@davemloft.net>
119 * configure.ac: Fix sparc GOTDATA_OP bug check.
120 * configure: Rebuild.
122 2010-03-26 Alan Modra <amodra@gmail.com>
124 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
126 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
128 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
129 TLS_SECTION_ASM_FLAG.
131 2010-03-25 Jakub Jelinek <jakub@redhat.com>
134 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
135 Clear first_function_block_is_cold.
138 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
139 argument if the argument is truth_value_p.
141 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
143 * config/rs6000/constraints.md: Update copyright year for my changes.
146 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
147 used in reg+reg addressing, swap registers.
149 2010-03-24 Jakub Jelinek <jakub@redhat.com>
152 * target.h (struct gcc_target): Add code_end hook.
153 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
155 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
156 * toplev.c (compile_file): Call targetm.asm_out.code_end
157 hook before unwind info/debug info output.
158 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
159 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
160 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
161 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
162 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
163 * config/i386/i386.c (ix86_file_end): Renamed to...
164 (ix86_code_end): ... this. Make static. Don't call
165 file_end_indicate_exec_stack. Emit unwind info using
166 final_start_function/final_end_function.
167 (darwin_x86_file_end): Remove.
168 (TARGET_ASM_CODE_END): Define.
169 * config/i386/i386.h (TARGET_ASM_FILE_END,
170 NEED_INDICATE_EXEC_STACK): Don't define.
171 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
172 (TARGET_ASM_FILE_END): Define to darwin_file_end.
173 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
174 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
177 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
178 at the beginning and final_end_function at the end.
179 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
181 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
183 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
184 and Sun as TLS syntax.
185 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
186 * configure: Regenerate.
187 * config.in: Regenerate.
188 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
189 (default_elf_asm_named_section): Use it.
190 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
191 (i386_output_dwarf_dtprel): Likewise.
192 (output_addr_const_extra): Likewise.
193 (output_pic_addr_const): Lowercase @GOTTPOFF.
194 (output_addr_const_extra): Likewise.
195 (output_pic_addr_const): Lowercase @GOTNTPOFF.
196 (output_addr_const_extra): Likewise.
197 (output_pic_addr_const): Lowercase @INDNTPOFF.
198 (output_addr_const_extra): Likewise.
199 (output_pic_addr_const): Lowercase @NTPOFF.
200 (output_addr_const_extra): Likewise.
201 (output_pic_addr_const): Lowercase @TPOFF.
202 (output_addr_const_extra): Likewise.
203 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
204 (*tls_global_dynamic_64): Likewise.
205 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
206 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
208 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
209 (ASM_OUTPUT_TLS_COMMON): Use it.
210 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
213 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
214 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
215 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
216 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
217 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
218 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
220 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
222 * config/i386/i386.c (override_options): Don't accept
223 -mtls-dialect=sun any longer.
224 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
225 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
226 (*tls_local_dynamic_base_32_sun): Likewise.
227 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
229 2010-03-24 Jakub Jelinek <jakub@redhat.com>
232 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
233 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
236 * ira.c (adjust_cleared_regs): New function.
237 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
241 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
243 * expr.c (expand_expr_real): Restore previous
244 curr_insn_source_location and curr_insn_block after
245 expand_expr_real_1 call.
246 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
247 instead of expand_expr_real_1.
249 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
251 PR rtl-optimization/43413
252 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
255 2010-03-22 James E. Wilson <wilson@codesourcery.com>
258 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
259 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
261 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
263 * config/i386/i386.c (ix86_target_string): Add -mfma.
264 Fix a typo in comment.
266 2010-03-22 Mike Stump <mikestump@comcast.net>
269 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
270 Don't overly align based upon packed packed fields.
272 2010-03-22 Jason Merrill <jason@redhat.com>
274 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
275 Use () rather than [], and move before the element type.
277 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
279 * doc/configfiles.texi (Configuration Files): Removed
280 fixinc/Makefile*, intl/Makefile.*.
281 * doc/makefile.texi: Fixed markup. Abstract from version
283 (Makefile): Removed obsolete gcc/java/parse.y example.
284 * doc/sourcebuild.texi: Likewise.
285 (Top Level): Added config, gnattools, libdecnumber, libgcc,
286 libgomp, libssp. Removed fastjar.
287 (Miscellaneous Docs): Clarify location.
288 Added COPYING3, COPYING3.LIB.
289 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
291 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
294 * config/i386/i386.c (x86_function_profiler)
295 [!NO_PROFILE_COUNTERS]: Fix typo.
296 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
299 2010-03-22 Janis Johnson <janis187@us.ibm.com>
300 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
302 * doc/sourcebuild.texi (Test Directives): Split into six
303 subsections, with most of the current text in new subsections
304 Directives, Selectors, and Final Actions.
305 (Directives): Split list of test directives into multiple
307 (Selectors): Describe use and syntax of selectors.
308 (Effective-Target Keywords): Describe all existing keywords.
309 (Add Options): Describe features for dg-add-options.
310 (Require Support): Describe variants of dg-require-support.
311 (Final Actions): Describe commands to use in dg-final.
313 2010-03-22 Michael Matz <matz@suse.de>
316 * recog.c (validate_replace_rtx_group): Replace also in
317 REG_EQUAL and REG_EQUIV notes.
319 2010-03-22 Richard Guenther <rguenther@suse.de>
321 PR tree-optimization/43390
322 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
323 sure vector extracts are type correct.
325 2010-03-22 Richard Guenther <rguenther@suse.de>
328 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
329 x * sqrt (x) even when optimizing for size if the target
330 has native support for sqrt.
332 2010-03-22 Jakub Jelinek <jakub@redhat.com>
334 * varasm.c (make_decl_rtl_for_debug): Also clear
335 flag_mudflap for the duration of make_decl_rtl call.
338 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
339 locs from preserved VALUEs.
341 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
344 * pa.md (movmemsi): Set align to one if zero.
345 (movmemdi): Likewise.
347 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
350 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
351 with their corresponding prologue pushes.
353 2010-03-20 Andrew Pinski <pinskia@gmail.com>
356 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
357 at the begining or end.
358 (spu_expand_epilogue): Likewise.
360 2010-03-20 Richard Guenther <rguenther@suse.de>
362 PR rtl-optimization/43438
363 * combine.c (make_extraction): Properly zero-/sign-extend an
364 extraction of the low part of a CONST_INT. Also handle
367 2010-03-19 Mike Stump <mikestump@comcast.net>
369 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
370 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
371 (override_options): Use SUBTARGET32_DEFAULT_CPU.
373 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
376 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
379 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
381 PR rtl-optimization/42258
382 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
383 use that may match DEF.
386 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
387 the cost of loading the constant rather than assuming
389 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
390 outer code is AND, do the same tests as the andsi3 expander and
391 return COSTS_N_INSNS (1) if and is cheap.
393 * optabs.c (avoid_expensive_constant): Fix formatting.
395 2010-03-19 Michael Matz <matz@suse.de>
398 * attribs.c (decl_attributes): When rebuilding a function pointer
399 type use the same qualifiers as the original pointer type.
401 2010-03-19 Martin Jambor <mjambor@suse.cz>
403 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
404 and is_gimple_ip_invariant_address.
406 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
409 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
411 * config/arm/arm.c (arm_override_options): Turn off
412 flag_dwarf2_cfi_asm for AAPCS variants.
414 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
417 * config/arm/arm.c (emit_multi_reg_push): Update comments.
418 Use PRE_MODIFY instead of PRE_DEC.
419 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
420 (vfp_emit_fstmd): Likewise.
422 2010-03-19 Michael Matz <matz@suse.de>
425 * builtins.c (expand_builtin_interclass_mathfn,
426 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
429 2010-03-19 Richard Guenther <rguenther@suse.de>
431 PR tree-optimization/43415
432 * tree-ssa-pre.c (phi_translate): Split out worker to ...
433 (phi_translate_1): ... this.
434 (phi_translate): Move all caching here. Cache all NARY
435 and REFERENCE translations.
437 2010-03-19 David S. Miller <davem@davemloft.net>
439 With help from Eric Botcazou.
440 * config/sparc/sparc.c: Include dwarf2out.h.
441 (emit_pic_helper): Delete.
442 (pic_helper_symbol_name): Delete.
443 (pic_helper_emitted_p): Delete.
444 (pic_helper_needed): New.
445 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
446 (get_pc_thunk_name): New.
447 (load_pic_register): Remove 'delay_pic_helper' arg. Use
448 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
449 Set pic_helper_needed to true. Don't call emit_pic_helper.
450 (sparc_expand_prologue): Update load_pic_register call.
451 (sparc_output_mi_thunk): Likewise.
452 (sparc_file_end): Emit a hidden comdat symbol for the PIC
453 thunk if possible. Output CFI information as needed.
455 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
456 Jack Howarth <howarth@bromo.med.uc.edu>
459 * config/i386/i386.h: Fix ABI on darwin x86-32.
461 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
463 * tree.h: Declare make_decl_rtl_for_debug.
464 * varasm.c (make_decl_rtl_for_debug): New.
465 * dwarf2out.c (rtl_for_decl_location): Call it.
466 * cfgexpand.c (expand_debug_expr): Call it.
468 2010-03-18 Jakub Jelinek <jakub@redhat.com>
471 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
475 * var-tracking.c (vt_init_cfa_base): Do nothing if
476 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
478 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
481 * var-tracking.c (canonicalize_vars_star): New.
482 (dataflow_post_merge_adjust): Use it.
484 2010-03-18 Jakub Jelinek <jakub@redhat.com>
487 * var-tracking.c (non_suitable_const): New function.
488 (add_uses): For DEBUG_INSNs with constants, don't record any
489 value, instead just the constant value itself.
490 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
491 is not VAR_LOC_UNKNOWN_P, set var to the constant.
492 (emit_notes_in_bb): Likewise.
493 (emit_note_insn_var_location): For onepart variables if
494 cur_loc is a VOIDmode constant, use DECL_MODE.
496 2010-03-18 Martin Jambor <mjambor@suse.cz>
499 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
500 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
501 all non-clones. Moved call redirection...
502 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
503 (cgraph_materialize_all_clones): Dispose of all
504 combined_args_to_skip bitmaps.
505 (verify_cgraph_node): Do not check for edges pointing to wrong
506 nodes in inline clones.
507 * tree-inline.c (copy_bb): Call
508 cgraph_redirect_edge_call_stmt_to_callee.
509 * ipa.c (cgraph_remove_unreachable_nodes): Call
510 cgraph_node_remove_callees even when there are used clones.
512 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
514 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
516 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
519 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
522 2010-03-18 Michael Matz <matz@suse.de>
525 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
526 into sqrt(x) if we need to preserve signed zeros.
528 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
529 Eric Botcazou <ebotcazou@adacore.com>
531 PR rtl-optimization/43360
532 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
533 note if we don't know its invariant status.
535 2010-03-18 Michael Matz <matz@suse.de>
537 PR tree-optimization/43402
538 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
539 PHI chains of ssa names registered for update.
541 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
544 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
545 non-offsettable and pre_modify update addressing.
546 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
547 and "2" alternatives "#".
548 (*movdd_softfloat32): Make all alternatives "#";
549 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
550 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
551 (*movdf_softfloat32): Make all alternatives "#";
552 (movdi): Use the new DIFD mode iterator to create a common splitter
553 for movdi, movdf and movdd patterns.
555 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
557 * common.opt (dumpdir): Remove redundant tab.
559 2010-03-17 Martin Jambor <mjambor@suse.cz>
561 PR tree-optimization/43347
562 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
563 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
565 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
567 PR rtl-optimization/42216
568 * regrename.c (create_new_chain): New function, broken out from...
569 (scan_rtx_reg): ... here. Call it. Handle the case where we are
570 appending a use to an empty chain.
571 (build_def_use): Remove previous changes that convert OP_INOUT to
572 OP_OUT operands; instead detect the case where an OP_INOUT operand
573 uses a previously untracked register and create an empty chain for it.
575 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
577 * doc/extend.texi (Function Attributes): Rewrite unfinished
578 sentence in ms_abi documentation.
580 2010-03-17 Alan Modra <amodra@gmail.com>
582 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
583 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
584 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
585 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
587 2010-03-16 Richard Henderson <rth@redhat.com>
590 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
591 (lower_try_finally): Save and restore eh_seq around the expansion
594 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
596 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
597 statements before splitting block.
599 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
601 * doc/sourcebuild.texi (Testsuites): Fix markup.
602 Use pathnames relative to gcc/testsuite.
603 (Test Directives): Move description of how timeout is determined.
604 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
605 (C Tests): Correct gcc.misc-tests directory.
606 Framework tests now live in gcc.test-framework.
608 2010-03-16 Richard Guenther <rguenther@suse.de>
611 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
612 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
614 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
615 Alexandre Oliva <aoliva@redhat.com>
617 PR tree-optimization/42917
618 * lambda-code.c (remove_iv): Skip debug statements.
619 (lambda_loopnest_to_gcc_loopnest): Likewise.
620 (not_interesting_stmt): Debug statements are not interesting.
622 2010-03-16 Jakub Jelinek <jakub@redhat.com>
626 * cselib.c (cselib_preserve_constants,
627 cfa_base_preserved_val): New static variables.
628 (preserve_only_constants): New function.
629 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
630 clear its REG_VALUES. If cselib_preserve_constants, don't
631 empty the whole hash table, but preserve there VALUEs with constants,
632 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
633 (cselib_preserve_cfa_base_value): New function.
634 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
635 (cselib_init): Change argument to int bitfield. Set
636 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
638 (cselib_finish): Clear cselib_preserve_constants and
639 cfa_base_preserved_val.
640 * cselib.h (enum cselib_record_what): New enum.
641 (cselib_init): Change argument to int.
642 (cselib_preserve_cfa_base_value): New prototype.
643 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
644 * dse.c (dse_step1): Likewise.
645 * cfgcleanup.c (thread_jump): Likewise.
646 * sched-deps.c (sched_analyze): Likewise.
647 * gcse.c (local_cprop_pass): Likewise.
648 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
649 If FN is non-NULL, call the callback always and whenever it returns
650 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
651 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
652 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
653 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
654 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
655 * var-tracking.c: Include recog.h.
656 (bb_stack_adjust_offset): Remove.
657 (vt_stack_adjustments): Don't call it, instead just gather the
658 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
659 (adjust_stack_reference): Remove.
660 (compute_cfa_pointer): New function.
661 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
662 (struct adjust_mem_data): New type.
663 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
665 (get_address_mode): New function.
666 (replace_expr_with_values): Use it.
667 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
668 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
669 (adjust_sets): Remove.
670 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
671 Use get_address_mode.
672 (get_adjusted_src): Remove.
673 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
674 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
675 (add_with_sets): Don't call adjust_sets.
676 (fp_setter, vt_init_cfa_base): New functions.
677 (vt_initialize): Change return type to bool. Move most of pool etc.
678 initialization to the beginning of the function from end. Pass
679 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
680 If !frame_pointer_needed, call vt_stack_adjustment before mos
681 vector is filled, call vt_init_cfa_base if argp/framep has been
682 eliminated to sp. If frame_pointer_needed and argp/framep has
683 been eliminated to hard frame pointer, set
684 hard_frame_pointer_adjustment and call vt_init_cfa_base after
685 encountering fp setter in the prologue. For MO_ADJUST, call
686 log_op_type before pusing the op into mos vector, not afterwards.
687 Call adjust_insn before cselib_process_insn/add_with_sets,
688 call cancel_changes (0) afterwards.
689 (variable_tracking_main_1): Adjust for vt_initialize calling
690 vt_stack_adjustments and returning whether it succeeded or not.
692 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
694 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
697 2010-03-15 Jakub Jelinek <jakub@redhat.com>
699 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
701 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
702 drap_reg has not been set.
704 2010-03-15 Michael Matz <matz@suse.de>
707 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
708 use it to expand block copies.
709 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
710 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
711 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
713 2010-03-15 Richard Guenther <rguenther@suse.de>
715 PR tree-optimization/43367
716 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
719 2010-03-15 Richard Guenther <rguenther@suse.de>
721 PR tree-optimization/43317
722 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
724 2010-03-15 Martin Jambor <mjambor@suse.cz>
726 PR tree-optimization/43141
727 * tree-sra.c (create_abstract_origin): New function.
728 (modify_function): Call create_abstract_origin.
730 2010-03-15 Chris Demetriou <cgd@google.com>
732 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
735 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
738 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
739 call insert_out_of_ssa_copy for default definitions.
741 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
743 * graphite-clast-to-gimple.c (my_long_long): Defined.
744 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
745 * graphite-sese-to-poly.c (my_long_long): Defined.
746 (scop_ivs_can_be_represented): Use it.
748 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
750 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
751 graphite-max-bbs-per-function, and loop-block-tile-size.
752 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
754 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
756 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
758 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
760 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
761 (add_upper_bounds_from_estimated_nit): New.
762 (build_loop_iteration_domains): Use it.
764 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
766 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
768 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
771 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
772 should be an INTEGER_CST. Also handle CASE_CONVERT.
774 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
776 * graphite.c (graphite_initialize): To bound the number of bbs per
777 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
778 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
779 * doc/invoke.texi: Document it.
781 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
783 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
784 * graphite-sese-to-poly.h (build_poly_scop): Same.
786 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
788 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
789 the number of parameters in the scop. Use as an upper bound
790 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
791 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
792 * doc/invoke.texi: Document it.
794 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
796 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
797 * doc/c-tree.texi: Remove.
798 * doc/generic.texi: Merge c-tree.texi here.
799 * doc/gccint.texi (Trees): Remove menu entry.
800 (c-tree.texi): Remove @include.
801 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
802 * doc/languages.texi (Reading RTL): Ditto.
804 2010-03-12 Steve Ellcey <sje@cup.hp.com>
807 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
809 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
812 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
813 code added to work around reload clobbering CONST insns.
815 2010-03-12 Jakub Jelinek <jakub@redhat.com>
817 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
818 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
819 (cselib_preserve_only_values): Remove retain argument, don't
820 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
821 * cselib.h (cselib_preserve_only_values): Remove retain argument.
822 * var-tracking.c (micro_operation): Move insn field before union.
823 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
824 (struct variable_tracking_info_def): Remove n_mos field, change
825 mos into a vector of micro_operations.
826 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
827 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
828 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
829 changing into a vector.
830 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
831 come before all other uops generated by add_stores.
832 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
834 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
835 a vector. Run just one pass over the bbs instead of separate counting
836 and computation phase.
837 (vt_finalize): Free VTI (bb)->mos vector instead of array.
840 * tree-inline.c (remap_decls): Put old_var rather than origin_var
841 into *nonlocalized_list vector.
842 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
843 even if origin is non-NULL.
844 (gen_variable_die): Likewise.
845 (process_scope_var): Don't change origin.
846 (gen_decl_die): Likewise.
847 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
848 before adding new edges instead of after it, fix moving over
851 2010-03-11 David S. Miller <davem@davemloft.net>
853 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
855 * configure: Rebuild.
857 2010-03-11 Martin Jambor <mjambor@suse.cz>
859 PR tree-optimization/43257
860 * tree.c (assign_assembler_name_if_neeeded): New function.
861 (free_lang_data_in_cgraph): Assembler name assignment moved to the
863 * tree.h (assign_assembler_name_if_neeeded): Declare.
864 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
865 the function if needed.
867 2010-03-11 Chris Demetriou <cgd@google.com>
869 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
870 include/stdint-gcc.h, and include/stdint.h world-readable.
872 2010-03-11 Richard Guenther <rguenther@suse.de>
874 PR tree-optimization/43255
875 * tree-vrp.c (process_assert_insertions_for): Do not insert
876 asserts for trivial conditions.
878 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
880 PR tree-optimization/43280
881 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
882 generation. Move calculation of size out of the if branch.
883 (find_bswap): Modify compare number generation.
885 2010-03-11 Richard Guenther <rguenther@suse.de>
888 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
889 (input_gimple_stmt): Fixup handled component types during
890 operand read. Also fix up decls in ADDR_EXPRs.
892 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
894 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
895 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
897 2010-03-10 Jan Hubicka <jh@suse.cz>
900 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
901 * varasm.c (get_variable_section): Don't do that here...
902 (make_decl_rtl): ... and here.
903 (do_assemble_alias): Produce decl RTL.
904 (assemble_alias): Likewise.
906 2010-03-10 Jakub Jelinek <jakub@redhat.com>
909 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
910 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
912 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
913 (based_loc_descr): Only express drap or vdrap regno based expressions
914 using DW_OP_fbreg when not optimizing.
915 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
916 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
917 REG_CFA_SET_VDRAP note.
919 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
921 PR tree-optimization/43236
922 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
923 error in calculation of base address in reverse iteration case.
924 (generate_builtin): Take number of latch executions if the statement
927 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
930 * tree-eh.c: Include pointer-set.h.
931 (lower_eh_dispatch): Filter out duplicate case labels and
932 remove the unneeded edge when the label is unused. Return
933 true when some edges are removed.
934 (execute_lower_eh_dispatch): When any lowering resulted in
935 removing an edge, also delete unreachable blocks.
937 2010-03-10 Jakub Jelinek <jakub@redhat.com>
940 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
941 UNSPEC_MACHOPIC_OFFSET.
943 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
946 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
947 (m68k_delegitimize_address): New function.
949 2010-03-09 Jakub Jelinek <jakub@redhat.com>
952 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
955 * var-tracking.c (adjust_sets): New function.
956 (count_with_sets, add_with_sets): Use it.
957 (get_adjusted_src): New inline function.
958 (add_stores): Use it.
961 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
962 call cselib_dummy_expand_value_rtx_cb instead of
963 cselib_expand_value_rtx_cb.
966 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
967 * config/i386/i386.c: Include debug.h and dwarf2out.h.
968 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
969 and .cfi_endproc around the pic thunks.
970 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
971 all queued unwind info register saves are saved before the call.
972 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
973 considered as sp-=4 for unwind info and the pop as sp+=4 which
974 also clobbers dest, but doesn't actually restore it.
977 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
980 2010-03-09 Jie Zhang <jie@codesourcery.com>
982 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
983 whitespaces in output template.
985 2010-03-09 Jie Zhang <jie@codesourcery.com>
987 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
990 2010-03-08 Jakub Jelinek <jakub@redhat.com>
992 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
993 builtins.exp in a separate job.
995 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
997 * graphite-sese-to-poly.c (add_param_constraints): Use
998 lower_bound_in_type and upper_bound_in_type.
1000 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1002 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1003 instead of unsigned_type_node.
1005 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1006 Reza Yazdani <reza.yazdani@amd.com>
1009 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1010 on pointer type parameters.
1012 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1016 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1017 handle conversions from pointer to integers.
1018 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1019 induction variable, to be able to work with code generated by CLooG.
1020 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1021 (build_poly_scop): Bail out if we cannot codegen a loop.
1023 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1025 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1026 code generation with gloog_error.
1028 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1030 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1031 Call fold_convert on all the returned values.
1032 (expand_scalar_variables_expr): Pass to
1033 expand_scalar_variables_ssa_name the type of the resulting expression.
1035 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1037 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1038 ppl_min_for_le_pointset.
1039 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1040 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1042 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1044 * graphite-dependences.c (map_into_dep_poly): Removed.
1045 (dependence_polyhedron_1): Use combine_context_id_scat.
1047 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1049 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1050 (struct poly_bb): Same.
1051 (combine_context_id_scat): New.
1053 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1056 * sese.c (name_defined_in_loop_p): Return false for default
1059 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1061 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1062 and clean up the logic.
1064 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1066 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1069 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1071 * var-tracking.c (remove_cselib_value_chains): Define only for
1073 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1074 delete_slot_part, emit_notes_for_differences_1): Don't call
1075 remove_cselib_value_chains here.
1076 (set_slot_part, emit_notes_for_differences_2): Don't call
1077 add_cselib_value_chains here.
1078 (preserved_values): New vector.
1079 (preserve_value): New function.
1080 (add_uses, add_stores, vt_add_function_parameters): Use it
1081 instead of cselib_preserve_value.
1082 (changed_values_stack): New vector.
1083 (check_changed_vars_0): New function.
1084 (check_changed_vars_1, check_changed_vars_2): Use it.
1085 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1086 changed_values_stack VALUEs.
1087 (vt_emit_notes): For all preserved_values call
1088 add_cselib_value_chains. If ENABLE_CHECKING call
1089 remove_cselib_value_chains before verifying value_chains is empty.
1090 Initialize and free changed_values_stack.
1091 (vt_initialize): Initialize preserved_values.
1092 (vt_finalize): Free preserved_values.
1094 2010-03-08 Richard Guenther <rguenther@suse.de>
1096 PR tree-optimization/43269
1097 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1100 2010-03-08 Martin Jambor <mjambor@suse.cz>
1102 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1103 (ipa_is_param_called): Removed.
1104 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1105 (ipa_print_node_params): Do not print the called flag.
1106 (ipa_write_node_info): Do not stream the called flag.
1107 (ipa_read_node_info): Likewise.
1109 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1112 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1113 * cselib.c (struct expand_value_data): Add dummy field.
1114 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1116 (cselib_dummy_expand_value_rtx_cb): New function.
1117 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1119 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1120 * var-tracking.c: Include pointer-set.h.
1121 (variable): Change n_var_parts to char from int. Add
1122 cur_loc_changed and in_changed_variables fields.
1123 (variable_canonicalize): Remove.
1124 (shared_var_p): New inline function.
1125 (unshare_variable): Maintain cur_loc_changed and
1126 in_changed_variables fields. If var was in changed_variables,
1127 replace it there with new_var. Just copy cur_loc instead of
1128 resetting it to something else.
1129 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1130 (dataflow_set_union): Don't call variable_canonicalize.
1131 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1132 of their DEBUG_EXPR_TREE_DECLs.
1133 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1134 and in_changed_variables and cur_loc_changed is false.
1135 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1136 and cur_loc_changed. Don't update cur_loc here.
1137 (variable_merge_over_src): Don't call variable_canonicalize.
1138 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1139 removing loc that is equal to cur_loc, clear cur_loc,
1140 set cur_loc_changed and ensure variable_was_changed is called.
1141 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1142 compare pointers in cur_loc check, if it is equal to loc,
1143 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1144 (variable_different_p): Remove compare_current_location argument,
1145 don't compare cur_loc.
1146 (dataflow_set_different_1): Adjust variable_different_p caller.
1147 (variable_was_changed): If dv had some var in changed_variables
1148 already, reset in_changed_variables flag for it and propagate
1149 cur_loc_changed over to the new variable. On empty var
1150 always set cur_loc_changed. Set in_changed_variables on whatever
1151 var is added to changed_variables.
1152 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1153 Use shared_var_p. When removing loc that is equal to cur_loc,
1154 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1155 end, don't set it to something else, just call variable_was_changed.
1156 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1157 loc being removed, clear cur_loc and set cur_loc_changed.
1158 Set cur_loc_changed if all locations have been removed.
1159 (struct expand_loc_callback_data): New type.
1160 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1161 allocated. Always create SUBREGs if simplify_subreg failed.
1162 Prefer to use cur_loc, when that fails and still in
1163 changed_variables (and seen first time) recompute it. Set
1164 cur_loc_changed of variables which had to change cur_loc and
1165 compute elcd->cur_loc_changed if any of the subexpressions used
1166 had to change cur_loc.
1167 (vt_expand_loc): Adjust to pass arguments in
1168 expand_loc_callback_data structure.
1169 (vt_expand_loc_dummy): New function.
1170 (emitted_notes): New variable.
1171 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1172 that weren't used for any other decl in current
1173 emit_notes_for_changes call call vt_expand_loc_dummy to update
1174 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1175 first loc_chain location if NULL before. Always use just
1176 cur_loc instead of first loc_chain location. When cur_loc_changed
1177 is false, when not --enable-checking=rtl just don't emit any note.
1178 When rtl checking, compute the note and assert it is the same
1179 as previous note. Clear cur_loc_changed and in_changed_variables
1180 at the end before removing from changed_variables.
1181 (check_changed_vars_3): New function.
1182 (emit_notes_for_changes): Traverse changed_vars to call
1183 check_changed_vars_3 on each changed var.
1184 (emit_notes_for_differences_1): Clear cur_loc_changed and
1185 in_changed_variables. Recompute cur_loc of new_var.
1186 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1187 (vt_emit_notes): Initialize and destroy emitted_notes.
1189 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1191 PR rtl-optimization/42220
1192 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1193 Use verify_reg_tracked to determine if we should use OP_OUT rather
1195 (build_def_use): If we see an in-out operand for a register that we
1196 know nothing about, treat is an output if possible, fail the block if
1199 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1202 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1205 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1208 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1209 uses of relevant DEFs that are dead outside the loop too.
1211 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1213 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1215 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1217 * var-tracking.c (values_to_unmark): New variable.
1218 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1219 values_to_unmark vector. Moved body to...
1220 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1221 instead queue it into values_to_unmark vector.
1222 (vt_find_locations): Free values_to_unmark vector.
1224 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1226 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1227 (site.exp): Export them when plugins are enabled.
1229 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1232 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1234 (chrec_fold_multiply): Same.
1236 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1239 * c-decl.c (build_compound_literal): Return early if init is
1242 2010-03-04 Martin Jambor <mjambor@suse.cz>
1244 PR tree-optimization/43164
1245 PR tree-optimization/43191
1246 * tree-sra.c (type_consists_of_records_p): Reject records with
1247 zero-size bit-fields at the end.
1249 2010-03-04 Mike Stump <mikestump@comcast.net>
1251 * Makefile.in (TAGS): Remove *.y.
1253 2010-03-04 Richard Guenther <rguenther@suse.de>
1255 PR tree-optimization/40761
1256 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1258 (my_rev_post_order_compute): New function.
1259 (init_pre): Call it.
1261 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1264 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1265 decrease the cost of an IV candidate when the cost is infinite.
1267 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1269 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1270 Use '3DNow!' for the extension of that name, ensure normal space
1272 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1274 2010-03-03 Jeff Law <law@redhat.com>
1276 * PR middle-end/32693
1277 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1278 than gen_rtx_SUBREG.
1279 (extract_bit_field_1): Likewise.
1281 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1283 * doc/sourcebuild.texi (Test directives): Document that arguments
1284 include-opts and exclude-opts are now optional for dg-skip-if,
1285 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1287 2010-03-03 Jason Merrill <jason@redhat.com>
1290 * cgraph.h (varpool_node): Add extra_name field.
1291 * varpool.c (varpool_extra_name_alias): New.
1292 (varpool_assemble_decl): Emit extra name aliases.
1293 (varpool_mark_needed_node): Look past an extra name alias.
1294 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1295 * lto-streamer-in.c (lto_input_tree): Read it.
1296 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1298 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1300 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1301 (sparc*-*-solaris2*): ...this.
1303 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1306 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1307 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1308 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1309 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1312 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1313 fallthrough to default handling, just with want_address 0 instead of 2.
1314 For single element lists, add_AT_loc directly, otherwise create an
1315 artificial variable DIE and stick location list to it.
1318 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1319 (VAL_EXPR_HAS_REVERSE): Define.
1320 (reverse_op): New function.
1321 (add_stores): For reversible operations add an extra MO_VAL_USE.
1323 2010-03-02 Jason Merrill <jason@redhat.com>
1325 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1327 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1329 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1330 (sparc64-*-linux*): Likewise.
1331 (sparc64-*-solaris2*): Include assembler files before linker ones.
1332 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1333 * config/sparc/gas.h: Delete.
1334 * config/sparc/sol2-64.h: Add copyright notice.
1335 * config/sparc/sol2-gas-bi.h: Likewise.
1336 * config/sparc/sol2-gld.h: Likewise.
1337 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1338 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1339 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1340 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1341 (sparc_elf_asm_named_section): Rename into...
1342 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1344 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1346 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1348 2010-03-02 Jeff Law <law@redhat.com>
1351 * reload1.c (rtx_p, substitute_stack): Declare.
1352 (substitute): Record addresses of changed rtxs.
1353 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1354 Restore the original rtx when complete.
1355 (reload): Free subsitute_stack when complete.
1357 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1359 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1360 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1362 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1363 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1364 Torture Tests): Change from subsection to section.
1366 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1367 Steven Bosscher <steven@gcc.gnu.org>
1369 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1372 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1375 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1376 the assignment from the new induction variable to the assignment
1377 of the value from the original loop PHI function.
1379 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1380 Daniel Jacobowitz <dan@codesourcery.com>
1382 * doc/sourcebuild.texi (Test directives): Clarify options to
1385 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1387 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1388 Disable cfi directives unless GCC and gas agree on using read-only
1389 .eh_frame sections for 64-bit.
1390 * configure: Regenerate.
1392 2010-03-01 Richard Guenther <rguenther@suse.de>
1394 PR tree-optimization/43220
1395 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1396 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1398 2010-03-01 Richard Guenther <rguenther@suse.de>
1399 Martin Jambor <mjambor@suse.cz>
1402 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1403 gimplified parameters.
1405 2010-03-01 Christian Bruel <christian.bruel@st.com>
1407 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1409 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1411 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1413 2010-03-01 Richard Guenther <rguenther@suse.de>
1416 * expr.c (expand_assignment): Use the alias-oracle to tell
1417 if the rhs aliases the result decl.
1419 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1422 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1423 to sol_gt_pch_get_address.
1424 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1425 64-bit, SPARC and x86.
1426 (sol_gt_pch_get_address): New function.
1428 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1430 * toplev.h (inform_n, error_n): Declare.
1431 * diagnostic.c (inform_n, error_n): New function.
1433 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1435 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1436 has no rtl yet when processing local_decls, queue it and recheck
1437 if deferred stack allocation hasn't assigned it rtl.
1439 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1441 * config/sh/sh.c (unspec_bbr_uid): New.
1442 (gen_block_redirect): Use it instead of INSN_UID.
1443 (gen_far_branch): Likewise.
1445 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1447 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1448 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1450 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1452 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1453 (Warning Options): -Wno-conversion-null is valid for
1454 Objective-C++ as well.
1455 * doc/tm.texi (Named Address Spaces): Likewise.
1456 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1457 * doc/tree-ssa.texi (Tree SSA): Likewise.
1459 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1462 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1463 by default. Don't set the default arch for
1464 i[34567]86-*-darwin*|x86_64-*-darwin*.
1466 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1469 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1470 default. Set the default 32bit/64bit archs with $with_arch
1471 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1473 2010-02-27 Richard Guenther <rguenther@suse.de>
1475 PR tree-optimization/43186
1476 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1477 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1478 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1479 unroller iterations.
1481 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1483 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1484 required and i[34567]86-*-* targets don't support 64bit ISA.
1486 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1489 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1492 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1494 * config.gcc: Set the default arch at least to Prescott for
1495 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1496 if SSE math is enabled.
1498 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1500 * diagnostic.c (diagnostic_initialize): Update.
1501 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1503 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1504 (diagnostic_inhibit_notes): New.
1505 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1507 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1510 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1511 * doc/standards.texi: Likewise.
1512 * doc/extend.texi: Likewise.
1513 * doc/trouble.texi: Likewise.
1514 * doc/cppopts.texi: Likewise.
1515 * doc/install.texi: Likewise.
1516 * c.opt (std=c90,std=gnu90): New options.
1517 * c-opts.c (c_common_handle_option): Handle them.
1519 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1522 * c-decl.c (undeclared_variable): Use an informative note.
1524 2010-02-26 Richard Guenther <rguenther@suse.de>
1526 PR tree-optimization/43186
1527 * gimple.h (gimple_fold): Remove.
1528 * gimple.c (gimple_fold): Remove. Inline into single user ...
1529 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1530 Try harder for conditions.
1532 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1535 * function.c (used_types_insert): Don't skip through named pointer
1536 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1537 and it is different from the main variant's type.
1539 2010-02-26 Nick Clifton <nickc@redhat.com>
1541 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1543 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1545 * config.gcc: Support --with-fpmath=sse for x86.
1547 * config/i386/ssemath.h: New.
1549 * doc/install.texi (--with-fpmath=sse): Documented.
1551 2010-02-26 Richard Guenther <rguenther@suse.de>
1553 PR tree-optimization/43188
1554 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1555 vector types of over-aligned element type.
1557 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1560 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1561 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1563 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1565 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1567 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1569 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1570 * var-tracking.c: Include diagnostic.h.
1571 (debug_dv): New function.
1572 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1575 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1576 (add_value_chain, add_value_chains, remove_value_chain,
1577 remove_value_chains): Handle DEBUG_EXPRs.
1578 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1581 * regcprop.c (struct queued_debug_insn_change): New type.
1582 (struct value_data_entry): Add debug_insn_changes field.
1583 (struct value_data): Add n_debug_insn_changes field.
1584 (debug_insn_changes_pool): New variable.
1585 (free_debug_insn_changes, apply_debug_insn_changes,
1586 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1587 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1588 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1590 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1592 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1593 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1594 changes, call cprop_find_used_regs via note_stores.
1595 (copyprop_hardreg_forward): When copying vd from predecessor
1596 which has any queued DEBUG_INSN changes, make sure the pointers are
1597 cleared. At the end call df_analyze and then if there are any
1598 DEBUG_INSN changes queued at the end of some basic block for still
1599 live registers, apply them.
1600 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1602 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1604 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1607 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1609 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1610 targets. Set the default with_cpu/with_arch from arch/cpu.
1611 Allow x86-64 and native for with_cpu/with_arch.
1613 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1615 * ebitmap.c: Change calls to verify_popcount with calls to
1616 sbitmap_verify_popcount.
1617 (ebitmap_clear_bit): Fixed map->cacheindex test and
1618 map>cache update when bit clearing results in an empty
1621 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1624 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1625 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1626 and support both V2DF and V2DI modes.
1627 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1628 support both V2DF and V2DI modes.
1629 (general): Delete trailing whitespace from a few patterns.
1631 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1632 V2DF/V2DI interleave high/low builtins.
1634 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1637 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1638 interleave high/low functions.
1640 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1642 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1643 #pragma extern_prefix.
1645 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1648 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1649 BLKmode, assert op0 is a MEM and just adjust its mode.
1652 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1653 if bitpos isn't multiple of mode's bitsize.
1655 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1657 * c.opt (-ftemplate-depth=): New.
1658 (-ftemplate-depth-): Deprecate.
1659 * optc-gen.awk: Handle -ftemplate-depth=.
1660 * opth-gen.awk: Likewise.
1661 * c-opts.c (c_common_handle_option): Likewise.
1662 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1664 2010-02-24 Jason Merrill <jason@redhat.com>
1666 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1668 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1670 * cfg.c (alloc_aux_for_block): Remove inline.
1671 (alloc_aux_for_edge): Likewise.
1673 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1675 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1677 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1679 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1680 * config/i386/sol2-gas.h: New file.
1681 * config.gcc (i[34567]86-*-solaris2*): Use it.
1683 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1686 * c-typeck.c (ep_convert_and_check): New.
1687 (build_conditional_expr): Use it.
1688 (build_binary_op): Likewise.
1690 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1692 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1695 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1696 bounds even for -O+.
1697 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1698 expr needs to have DECL_NAME set.
1700 2010-02-24 Nick Clifton <nickc@redhat.com>
1702 * config/mep/mep.c: Include gimple.h.
1703 (mep_function_uses_sp): Delete unused function.
1704 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1705 parameters. Use unsigned integers to count args. Return a
1706 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1708 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1711 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1712 greater or equal to nelt instead of 2 * nelt.
1713 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1716 2010-02-23 Jason Merrill <jason@redhat.com>
1719 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1720 in cfun->local_decls even if they have register types.
1723 * stor-layout.c (place_field): Don't warn about unnecessary
1724 DECL_PACKED if the type is packed.
1726 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1729 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1730 GOTOFF relocs, even when the base reg isn't pic pointer.
1732 2010-02-23 Michael Matz <matz@suse.de>
1735 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1736 (expand_gimple_basic_block): Generate and use debug temps if there
1737 are debug uses left after the last real use of TERed ssa names.
1738 Unlink debug immediate uses when they are expanded.
1740 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1743 * config/i386/i386.c (override_options): Reorganise to provide
1744 better error messages.
1746 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1749 * graphite-scop-detection.c (create_single_exit_edge): Move
1750 the call to find_single_exit_edge to....
1751 (create_sese_edges): ...here. Don't handle multiple edges
1752 exiting the function.
1753 (build_graphite_scops): Don't handle multiple edges
1754 exiting the function.
1756 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1759 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1760 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1762 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1765 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1767 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1770 * c-typeck.c (convert_arguments): Print declaration location.
1771 * c-common.c (validate_nargs): Rename as
1772 builtin_function_validate_nargs.
1773 (check_builtin_function_arguments): Update.
1775 2010-02-22 Richard Guenther <rguenther@suse.de>
1778 * tree-inline.c (declare_return_variable): Use the type of
1779 the call stmt lhs if available.
1781 2010-02-22 Duncan Sands <baldrick@free.fr>
1783 * passes.c (register_pass): Always consider all pass lists when
1784 ref_pass_instance_number is zero.
1786 2010-02-22 Richard Guenther <rguenther@suse.de>
1788 PR tree-optimization/42749
1789 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1790 parameter. Do arithmetic in the original type.
1791 (update_accumulator_with_ops): Likewise.
1792 (adjust_accumulator_values): Adjust.
1794 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1796 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1797 (QI to BLKmode splitter): New splitter.
1799 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1801 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1802 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1804 2010-02-22 Richard Guenther <rguenther@suse.de>
1806 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1808 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1810 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1811 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1812 ($(T)crti.o, $(T)crtn.o): Remove rules.
1814 2010-02-21 Tobias Burnus <burnus@net-b.de>
1817 * doc/invoke.texi (-fassociative-math): Document that this
1818 option is automatically enabled for Fortran.
1820 2010-02-20 David S. Miller <davem@davemloft.net>
1822 * configure.ac: Test if linker and assembler properly support
1823 GOTDATA_OP relocations.
1824 * configure: Rebuild.
1825 * config.in: Likewise.
1826 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1827 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1828 (movsi_high_pic): Likewise.
1829 (movdi_lo_sum_pic): Likewise.
1830 (movdi_high_pic): Likewise.
1831 (movsi_pic_gotdata_op): New pattern.
1832 (movdi_pic_gotdata_op): Likewise.
1833 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1834 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1836 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1839 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1840 attribute to ssemul.
1841 (xop_mulv2div2di3_high): Ditto.
1843 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1846 * c.opt (Wconversion-null): New option.
1847 * doc/invoke.texi (Wconversion-null): Document.
1849 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1851 * common.opt (Wlarger-than-): Add Undocumented.
1853 2010-02-19 Mike Stump <mikestump@comcast.net>
1855 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1857 2010-02-19 Jason Merrill <jason@redhat.com>
1860 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1861 * configure: Likewise.
1863 2010-02-20 Alan Modra <amodra@gmail.com>
1866 * cgraph.h (cgraph_make_decl_local): Declare.
1867 * cgraph.c (cgraph_make_decl_local): New function.
1868 (cgraph_make_node_local): Use it.
1869 * cgraphunit.c (cgraph_function_versioning): Likewise.
1870 * ipa.c (function_and_variable_visibility): Likewise.
1872 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1875 * except.c (sjlj_emit_function_enter): Don't call
1876 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1878 * rtl.h (add_reg_br_prob_note): Remove prototype.
1880 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1883 * c-common.c (conversion_warning): Remove widening conversions
1884 before checking the conversion of integers to reals.
1886 2010-02-19 Mike Stump <mikestump@comcast.net>
1889 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1892 * cgraphunit.c (process_function_and_variable_attributes): Check
1893 DECL_PRESERVE_P instead of looking up attribute "used".
1894 * ipa-pure-const.c (check_decl): Likewise.
1895 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1896 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1897 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1898 instead of attribute "used".
1899 * config/sol2-c.c (solaris_pragma_init): Likewise.
1900 (solaris_pragma_fini): Likewise.
1902 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1904 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1905 Use XCNEW instead of xcalloc.
1906 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1907 XNEW instead of xmalloc.
1908 (get_fields): Use XNEWVEC instead of xmalloc.
1911 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1912 populate vars array.
1913 (create_new_general_access): For debug stmts just reset value.
1914 (get_stmt_accesses): For accesses within debug stmts just record them
1915 using add_access_to_acc_sites instead of preventing the peeling or
1916 counting them as accesses.
1919 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1921 2010-02-19 Richard Guenther <rguenther@suse.de>
1923 PR tree-optimization/42916
1924 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1927 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1929 * configure.ac: Replace all uses of changequote in macro arguments
1930 with proper quoting.
1932 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1935 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1937 2010-02-19 Richard Guenther <rguenther@suse.de>
1939 PR tree-optimization/42944
1940 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1941 test for aliasing with errno.
1943 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1946 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1947 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1948 * dojump.c: Include output.h.
1949 (inv): New inline function.
1950 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1951 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1952 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1953 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1954 argument, pass it down to other calls.
1955 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1956 add REG_BR_PROB note to the conditional jump.
1957 * cfgexpand.c (add_reg_br_prob_note): Removed.
1958 (expand_gimple_cond): Don't call it, add the probability
1959 as last argument to jumpif_1/jumpifnot_1.
1960 * Makefile.in (dojump.o): Depend on output.h.
1961 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1963 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1964 * stmt.c (do_jump_if_equal): Likewise.
1965 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1966 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1967 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1969 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1970 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1971 jumpifnot_1 callers.
1972 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1974 (store_expr): Adjust jumpifnot caller.
1975 (store_constructor): Adjust jumpif caller.
1978 * gimplify.c (gimple_boolify): For __builtin_expect call
1979 gimple_boolify also on its first argument.
1981 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1983 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1985 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1986 * configure: Regenerated.
1988 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1990 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1991 lang_hooks.types_compatible_p instead of comptypes.
1993 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1995 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1996 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1997 if __prefer_thumb__ is defined.
1999 2010-02-18 Martin Jambor <mjambor@suse.cz>
2001 PR tree-optimization/43066
2002 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2003 array with zero-sized element type.
2005 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2007 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2008 rtx, allocate struct var_loc_node here and return it to the
2009 caller, and only if it is actually needed.
2010 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2011 move it earlier and return immediately if it returns NULL.
2013 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2015 * config/sparc/gas.h: New file. Restore
2016 TARGET_ASM_NAMED_SECTION to its ELF default.
2017 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2019 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2020 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2021 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2022 after sparc/sysv4.h.
2024 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2026 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2028 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2030 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2031 patterns from predicated pattern.
2033 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2036 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2037 for insn mnemonic suffix.
2039 2010-02-17 Richard Guenther <rguenther@suse.de>
2041 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2044 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2047 * caller-save.c (save_call_clobbered_regs): If BB ends with
2048 a DEBUG_INSN, move any notes in between last real insn and the last
2049 DEBUG_INSN after the last DEBUG_INSN.
2051 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2053 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2054 Fix return type. Fix argument type. Explain meaning of return value.
2056 2010-02-16 Richard Guenther <rguenther@suse.de>
2058 PR tree-optimization/41043
2059 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2060 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2062 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2064 2010-02-16 Ira Rosen <irar@il.ibm.com>
2066 PR tree-optimization/43074
2067 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2068 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2069 vectorizable cycles in hybrid SLP check.
2070 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2072 2010-02-16 Richard Guenther <rguenther@suse.de>
2074 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2075 (true_dependence): If memrefs_conflict_p computes must-alias
2076 trust it. Move TBAA check after offset-based disambiguation.
2077 (canon_true_dependence): Likewise.
2079 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2081 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2082 * doc/invoke.texi: Document it.
2083 * var-tracking.c: Include toplev.h and params.h.
2084 (vt_find_locations): Return bool indicating success. Compute
2085 hash sizes unconditionally. Check new parameter, report.
2086 (variable_tracking_main_1): Check vt_find_locations results and
2087 retry. Renamed from...
2088 (variable_tracking_main): ... this. New wrapper to preserve
2089 flag_var_tracking_assignments.
2090 * Makefile.in (var-tracking.o): Adjust dependencies.
2092 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2093 Jakub Jelinek <jakub@redhat.com>
2096 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2097 if weak_import attribute is present.
2098 * config/darwin.c (machopic_select_section): Likewise.
2100 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2102 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2103 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2104 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2105 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2107 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
2110 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2113 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2114 Rewrite text to refer to the names.
2116 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2118 * config/i386/i386-builtin-types.def
2119 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2120 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2121 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2122 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2123 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2124 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2125 IX86_BUILTIN_VPERMIL2PS256.
2126 (MULTI_ARG_4_DF2_DI_I): Defined.
2127 (MULTI_ARG_4_DF2_DI_I1): Defined.
2128 (MULTI_ARG_4_SF2_SI_I): Defined.
2129 (MULTI_ARG_4_SF2_SI_I1): Defined.
2130 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2131 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2132 __builtin_ia32_vpermil2ps256.
2133 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2134 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2135 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2136 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2137 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2138 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2139 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2140 CODE_FOR_xop_vpermil2v8sf3.
2141 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2142 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2143 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2144 (_mm256_permute2_pd): New.
2145 (_mm_permute2_ps): New.
2146 (_mm256_permute2_ps): New.
2148 2010-02-15 Nick Clifton <nickc@redhat.com>
2150 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2151 boolean parameters. Use emit_jump_insn when emitting a pop
2152 instruction containing a return insn.
2153 (push): Use 'true' rather than '1' as second parameter to F.
2154 (h8300_expand_prologue): Likewise.
2155 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2156 (h8300_expand_epilogue): Likewise.
2158 2010-02-15 Richard Guenther <rguenther@suse.de>
2161 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2164 2010-02-15 Nick Clifton <nickc@redhat.com>
2166 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2169 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2171 * intl.c (fake_ngettext): New function.
2172 * intl.h (fake_ngettext): Declare.
2173 (ngettext): Define macro.
2174 * collect2.c (notice_translated): New function.
2175 (main): Use notice_translated and ngettext.
2176 * collect2.h (notice_translated): Declare.
2178 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2180 * reorg.c (delete_computation): Comment fixes.
2181 * caller-save.c (setup_save_areas): Idem.
2182 * sel-sched-dump.c (dump_lv_set): Idem.
2185 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2187 * config/s390/s390.c (s390_sched_init): New function.
2188 (TARGET_SCHED_INIT): Target hook defined.
2190 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2191 Jack Howarth <howarth@bromo.med.uc.edu>
2192 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2195 Partial revert of unintended change in fix for PR41605.
2196 * config/darwin.h: Fix typo.
2197 * config/darwin9.h: Same.
2199 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2201 * c-pch.c (pch_init): Clear v.
2203 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2206 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2207 graphite_can_represent_init for MULT_EXPR.
2209 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2213 * graphite-sese-to-poly.c (remove_phi): New.
2214 (translate_scalar_reduction_to_array): Call remove_phi.
2216 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2219 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2220 * graphite-clast-to-gimple.h (gloog): Update declaration.
2221 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2222 * graphite-poly.h (struct poly_bb): Add missing comments.
2223 (struct scop): Add poly_scop_p field.
2225 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2226 * graphite.c (graphite_transform_loops): Build the polyhedral
2227 representation for each scop before code generation.
2228 * sese.c (rename_variables_in_operand): Removed.
2229 (rename_variables_in_expr): Return the renamed expression.
2230 (rename_sese_parameters): New.
2231 * sese.h (rename_sese_parameters): Declared.
2233 2010-02-11 Richard Guenther <rguenther@suse.de>
2235 PR tree-optimization/42998
2236 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2237 POINTER_PLUS_EXPR properly.
2239 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2240 Changpeng Fang <changpeng.fang@amd.com>
2243 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2244 the cost of an IV candidate when the IV is used in a test against zero.
2246 * gcc.dg/tree-ssa/ivopts-3.c: New.
2248 2010-02-11 Richard Guenther <rguenther@suse.de>
2251 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2252 pointer-vs-decl case by swapping refs. Handle some cases
2253 of pointer-vs-decl disambiguations more conservatively.
2254 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2255 to false after expanding.
2257 2010-02-11 Richard Guenther <rguenther@suse.de>
2260 * gcc.c (process_command): Handle LTO file@offset case more
2263 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2265 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2266 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2268 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2270 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2271 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2272 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2273 Optimize eq/ne comparisons when both arguments are known to be
2275 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2276 Don't mask operands unnecessarily if they are known to be already
2279 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2281 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2284 2010-02-10 Richard Guenther <rguenther@suse.de>
2286 PR tree-optimization/43017
2287 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2288 for wrapping signed arithmetic.
2290 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2293 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2294 if no debug info should be emitted for it.
2296 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2298 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2299 note when flag_exceptions is set.
2301 2010-02-10 Duncan Sands <baldrick@free.fr>
2303 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2305 2010-02-10 Richard Guenther <rguenther@suse.de>
2308 * tree.c (get_unwidened): Handle constants.
2309 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2311 2010-02-10 Martin Jambor <mjambor@suse.cz>
2314 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2315 check for variable argument counts independently.
2317 2010-02-10 Christian Bruel <christian.bruel@st.com>
2320 * config/sh/sh.c (find_barrier): Increase length for non delayed
2321 conditional branches.
2323 2010-02-10 Christian Bruel <christian.bruel@st.com>
2325 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2327 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2329 * builtins.c (set_builtin_user_assembler_name): Also handle
2330 ffs if int is smaller than word.
2332 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2335 * ira-conflicts.c (get_dup): Remove.
2336 (process_reg_shuffles): Add new parameter. Use it as an
2337 additional guard for copy generation.
2338 (add_insn_allocno_copies): Rewrite.
2340 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2342 * common.opt (fsched2-use-traces): Preserved for backward
2344 * doc/invoke.texi: Remove the documentation about option
2345 -fsched2-use-traces.
2346 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2347 flag_sched2_use_traces.
2348 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2349 the backward compatibility flag section.
2351 2010-02-09 Richard Guenther <rguenther@suse.de>
2353 PR tree-optimization/43008
2354 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2355 make HEAP variables initialized from global memory if they
2356 are not known builtin functions.
2357 (find_func_aliases): Adjust.
2359 2010-02-09 Richard Guenther <rguenther@suse.de>
2361 PR tree-optimization/43000
2362 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2363 arithmetic manually.
2365 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2367 PR tree-optimization/42931
2368 * tree-loop-linear.c (try_interchange_loops): Don't call
2369 double_int_mul if estimated_loop_iterations failed.
2371 2010-02-08 Martin Jambor <mjambor@suse.cz>
2374 * tree-sra.c (build_accesses_from_assign): Do not mark in
2375 should_scalarize_away_bitmap if stmt has volatile ops.
2376 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2379 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2381 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2383 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2385 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2388 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2391 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2393 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2396 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2397 to unknown_dependence.
2398 (graphite_legal_transform_dr): Handle the unknown_dependence.
2399 (graphite_carried_dependence_level_k): Same.
2401 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2403 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2405 2010-02-07 Richard Guenther <rguenther@suse.de>
2408 * expr.c (get_inner_reference): Always initialize *pbitsize.
2410 2010-02-07 Richard Guenther <rguenther@suse.de>
2413 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2414 new ARRAY_REFs on variable size element or minimal index arrays.
2416 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2417 gimple_fold_indirect_ref.
2419 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2422 * arm.c (arm_override_options): Just return if the user has specified
2423 an invalid fpu name.
2425 2010-02-03 Jason Merrill <jason@redhat.com>
2428 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2429 i386_pe_maybe_record_exported_symbol.
2431 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2434 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2435 (pa_delegitimize_address): New function.
2437 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2439 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2440 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2442 2010-02-05 Richard Guenther <rguenther@suse.de>
2445 * lto-streamer-in.c (get_resolution): Deal with references
2446 to undefined functions.
2448 2010-02-05 Richard Guenther <rguenther@suse.de>
2450 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2451 (fold_const_aggregate_ref): Likewise.
2452 (ccp_fold_stmt): Substitute loads.
2453 (maybe_fold_reference): Verify types before substituting.
2455 (fold_gimple_assign): Unshare properly.
2456 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2458 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2460 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2461 for rs6000_gen_cell_microcode.
2463 2010-02-04 Richard Guenther <rguenther@suse.de>
2465 PR rtl-optimization/42952
2466 * dse.c (const_or_frame_p): Remove MEM handling.
2468 2010-02-04 Nick Clifton <nickc@redhat.com>
2470 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2471 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2472 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2473 (mn10300_asm_output_mi_thunk): New function.
2474 (mn10300_can_output_mu_thunk): New function.
2475 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2476 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2477 (FUNCTION_ARG): Delete incorrect comment.
2479 2010-02-03 Jason Merrill <jason@redhat.com>
2482 * fold-const.c (operand_equal_p): Handle erroneous types.
2484 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2486 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2488 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2490 PR rtl-optimization/42941
2491 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2494 2010-02-03 Jason Merrill <jason@redhat.com>
2497 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2499 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2502 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2503 (cselib_reset_table): Renamed from...
2504 (cselib_reset_table_with_next_value): ... this.
2505 (cselib_get_next_uid): Renamed from...
2506 (cselib_get_next_unknown_value): ... this.
2507 * cselib.c (next_uid): Renamed from...
2508 (next_unknown_value): ... this.
2509 (cselib_clear_table): Adjust.
2510 (cselib_reset_table): Adjust. Renamed from...
2511 (cselib_reset_table_with_next_value): ... this.
2512 (cselib_get_next_uid): Adjust. Renamed from...
2513 (cselib_get_next_unknown_value): ... this.
2514 (get_value_hash): Use hash.
2515 (cselib_hash_rtx): Likewise.
2516 (new_cselib_val): Adjust. Set and dump uid.
2517 (cselib_lookup_mem): Pass next_uid as hash.
2518 (cselib_subst_to_values): Likewise.
2519 (cselib_log_lookup): Dump uid.
2520 (cselib_lookup): Pass next_uid as hash. Adjust.
2521 (cselib_process_insn): Adjust.
2522 (cselib_init): Initialize next_uid.
2523 (cselib_finish): Adjust.
2524 (dump_cselib_table): Likewise.
2525 * dse.c (canon_address): Dump value uid.
2526 * print-rtl.c (print_rtx): Print value uid.
2527 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2529 (dv_uid): New function, sort of renamed from...
2530 (dv_htab_hash): ... this, reimplemented in terms of it and...
2531 (dv_uid2hash): ... this. New.
2532 (variable_htab_eq): Drop excess assertions.
2533 (tie_break_pointers): Removed.
2534 (canon_value_cmp): Compare uids.
2535 (variable_post_merge_New_vals): Print uids.
2536 (vt_add_function_parameters): Adjust.
2537 (vt_initialize): Reset table. Adjust.
2539 2010-02-03 Richard Guenther <rguenther@suse.de>
2541 PR tree-optimization/42944
2542 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2543 (call_may_clobber_ref_p_1): Likewise. Properly handle
2544 malloc and calloc clobbering errno.
2546 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2548 * doc/invoke.texi: Fix name of sched1 dump.
2550 * opts.c (decode_options): Set flag_tree_switch_conversion
2551 only conditionally on optimize >= 2.
2553 * gcse.c: Assorted comment fixes in pass description.
2555 2010-02-03 Anthony Green <green@moxielogic.com>
2557 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2558 nop padding in order to maintain alignment of storage location of
2559 target function address.
2560 (moxie_trampoline_init): Store target function address at newly
2562 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2564 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2566 2010-02-03 Richard Guenther <rguenther@suse.de>
2569 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2571 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2573 * config.gcc: Reenable check for obsolete targets.
2574 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2575 mips-sgi-irix6.[0-4]*.
2577 2010-02-02 Nick Clifton <nickc@redhat.com>
2579 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2580 constant size of 4 as being the same as 0.
2581 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2582 can take values in the range 0..4.
2584 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2587 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2588 as _darwin10_Unwind_FindEnclosingFunction().
2589 * libgcc-libsystem.ver: New.
2591 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2594 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2595 implicitly set registers.
2597 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2599 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2600 (arm_override_options): Allow automatic selection of the thread
2601 pointer register if thumb2.
2602 (legitimize_pic_address): Improve code sequences for Thumb2.
2603 (arm_call_tls_get_addr): Likewise.
2604 (legitimize_tls_address): Likewise.
2605 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2606 (pic_load_addr_32bit): ... this. New named pattern.
2607 * thumb2.md (pic_load_addr_thumb2): Delete.
2608 (pic_load_dot_plus_four): Delete.
2609 (tls_load_dot_plus_four): New named pattern.
2611 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2614 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2615 Document fix for TLS bug.
2617 2010-01-31 Richard Guenther <rguenther@suse.de>
2619 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2620 conservatively correct.
2622 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2626 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2628 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2630 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2632 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2634 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2636 * config.gcc: Adjust order of makefile fragments for mingw targets.
2638 2010-01-31 Richard Guenther <rguenther@suse.de>
2641 * gimplify.c (gimplify_init_constructor): For volatile LHS
2642 initialize a temporary.
2644 2010-01-31 Matthias Klose <doko@ubuntu.com>
2646 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2648 * configure: Regenerate.
2650 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2652 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2653 the same alias set and their sizes different constantness.
2654 (aliasing_component_refs_p): Revert 2009-10-24 change.
2656 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2658 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2661 2010-01-29 Richard Guenther <rguenther@suse.de>
2663 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2664 Assert we successfully updated the call.
2666 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2668 PR rtl-optimization/42889
2669 * df.h (df_set_bb_dirty_nonlr): New prototype.
2670 * df-core.c (df_set_bb_dirty_nonlr): New function.
2671 * df-scan.c (df_insn_rescan): Call it instead of
2672 df_set_bb_dirty for DEBUG_INSNs.
2674 2010-01-29 Richard Guenther <rguenther@suse.de>
2677 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2678 quadratic behavior in most cases.
2680 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2683 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2684 in the call to gen_x86_movsicc_0_m1.
2686 2010-01-28 Richard Guenther <rguenther@suse.de>
2688 PR tree-optimization/42871
2689 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2691 2010-01-28 Richard Guenther <rguenther@suse.de>
2693 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2694 into call arguments.
2696 2010-01-28 Richard Guenther <rguenther@suse.de>
2699 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2700 the forwarder if the destination is an EH landing pad.
2702 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2704 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2705 block list passed to gimple_duplicate_sese_tail.
2706 (parallelize_loops): Avoid parallelization when the function
2708 Avoid parallelization when the preheader is IRREDUCIBLE.
2709 Try to optimize when estimated_loop_iterations_int is unresolved.
2710 Add the loop's location to the dump file.
2711 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2712 (gimple_duplicate_sese_tail): Remove the check for the latch.
2713 Redirect nexits to the exit block.
2714 Remove handling of the incoming edges to the latch.
2715 Redirect the backedge from the copied latch to the exit bb.
2717 2010-01-28 Michael Matz <matz@suse.de>
2720 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2721 Wrap force_reg into a sequence, emit it before user.
2723 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2725 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2727 (arm_legacy_rev): Likewise.
2728 (thumb_legacy_rev): Likewise.
2730 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2732 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2733 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2734 on MEM's address failed, try avoid_constant_pool_reference and
2735 recurse if it returned something different.
2736 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2737 address, try avoid_constant_pool_reference and recurse if it
2738 returned something different.
2739 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2740 address and avoid_constant_pool_reference returned something
2741 different, don't set have_address.
2743 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2746 * var-tracking.c (val_store): Add modified argument, obey it.
2748 (count_uses): Move down logging of main.
2749 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2750 don't need resolution.
2751 (emit_notes_in_bb): Likewise.
2753 2010-01-27 Richard Guenther <rguenther@suse.de>
2756 * tree-inline.c (remap_decl): Delay remapping of SSA name
2757 default definitions until we need them.
2759 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2761 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2762 (rs6000_delegitimize_address): New function.
2764 * config/s390/s390.c (s390_delegitimize_address): Call
2765 delegitimize_mem_from_attrs.
2768 * tree-inline.c (cannot_copy_type_1): Removed.
2769 (copy_forbidden): Don't forbid copying of functions containing
2770 records/unions with variable length fields.
2772 2010-01-27 Christian Bruel <christian.bruel@st.com>
2776 * config/sh/sh.c (find_barrier): Increase length for non delayed
2777 conditional branches.
2779 2010-01-27 Matthias Klose <doko@ubuntu.com>
2781 * configure.ac (gnu-unique-object): Fix ldd version check.
2782 * configure: Regenerate.
2784 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2786 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2788 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2789 Test for HAVE_GNU_AS value.
2791 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2793 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2794 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2795 INT64_TYPE): Define.
2796 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2797 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2798 INT_LEAST64_TYPE): Define.
2799 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2800 UINT_LEAST64_TYPE): Define.
2801 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2802 INT_FAST64_TYPE): Define.
2803 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2804 UINT_FAST64_TYPE): Define.
2805 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2806 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2807 (SIG_ATOMIC_TYPE): Define.
2809 2010-01-26 Richard Guenther <rguenther@suse.de>
2811 * df-scan.c (df_scan_set_bb_info): Remove assert.
2812 (df_insn_rescan_debug_internal): Merge asserts.
2813 (df_install_ref): Likewise.
2814 (df_mark_reg): Use bitmap_set_range.
2815 (df_hard_reg_used_p): Remove assert.
2816 (df_hard_reg_used_count): Likewise.
2818 2010-01-26 Richard Guenther <rguenther@suse.de>
2820 PR rtl-optimization/42685
2821 * web.c (web_main): Ignore DEBUG_INSNs.
2823 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2825 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2827 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2828 Fix types of fndecl and arglist parameters.
2830 2010-01-26 Richard Guenther <rguenther@suse.de>
2833 * tree-eh.c (unsplit_eh): Skip debug insns.
2835 2010-01-26 Richard Guenther <rguenther@suse.de>
2837 PR tree-optimization/42250
2838 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2840 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2843 * omp-low.c (expand_omp_sections): Only use single_pred if
2844 l2_bb is single_pred_p.
2846 2010-01-25 Christian Bruel <christian.bruel@st.com>
2849 * config/sh/sh.c (find_barrier): Increase length for non delayed
2850 conditional branches.
2851 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2853 2010-01-24 David S. Miller <davem@davemloft.net>
2855 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2856 define if not using GAS.
2857 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2858 Likewise. Delete SECTION_MERGE code, which is only applicable
2861 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2864 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2865 mangling of va_list in system headers.
2867 2010-01-23 Toon Moene <toon@moene.org>
2869 * tree-predcom.c (combine_chains): Return NULL, not false.
2871 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2873 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2874 initialization of variable res to agree with return type.
2876 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2878 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2879 * tree-sra.c: Add include of expr.h.
2881 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2883 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2884 insert the debug stmt on the single non-EH edge from the stmt.
2886 2010-01-22 Richard Henderson <rth@redhat.com>
2889 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2890 the RHS until after generate_subtree_copies has insertted its
2891 code before the current statement.
2893 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2895 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2897 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2899 2010-01-21 Martin Jambor <mjambor@suse.cz>
2901 PR tree-optimization/42585
2902 * tree-sra.c (struct access): New field grp_total_scalarization.
2903 (dump_access): Dump the new field.
2904 (should_scalarize_away_bitmap): New variable.
2905 (cannot_scalarize_away_bitmap): Likewise.
2906 (sra_initialize): Allocate new bitmaps.
2907 (sra_deinitialize): Free new bitmaps.
2908 (create_access_1): New function.
2909 (create_access): Parts moved to create_access_1.
2910 (type_consists_of_records_p): New function.
2911 (completely_scalarize_record): Likewise.
2912 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2913 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2914 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2916 (analyze_all_variable_accesses): Completely scalarize small eligible
2919 2010-01-21 Martin Jambor <mjambor@suse.cz>
2921 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2923 2010-01-21 Andrew Haley <aph@redhat.com>
2925 * gcc.c (process_command): Move lang_specific_driver before
2926 setting cc_libexec_prefix.
2928 2010-01-21 Richard Guenther <rguenther@suse.de>
2931 * fold-const.c (negate_expr_p): Pretend only negative
2932 real constants are easily negatable.
2934 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2935 Jason Merrill <jason@redhat.com>
2937 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2938 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2939 * calls.c (initialize argument_information): Handle it.
2940 * c-common.c (handle_transparent_union_attribute): Use new name.
2941 * c-decl.c (finish_struct): Ditto.
2942 * c-typeck.c (type_lists_compatible_p): Ditto.
2943 (convert_for_assignment): Use new name and also handle record.
2944 * function.c (aggregate_value_p): Handle it.
2945 (pass_by_reference): Ditto.
2946 (assign_parm_data_types): Ditto.
2947 * print-tree.c (print_node): Ditto.
2948 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2949 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2950 * tree.c (first_field): New fn.
2952 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2955 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2956 even when linking statically, for now.
2958 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2961 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2962 without a cselib val.
2963 (count_uses): Accept MO_VAL_SET with no val on stores.
2964 (add_stores): Likewise.
2966 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2968 * var-tracking.c (check_value_val): Add a compile time assertion.
2969 (dv_is_decl_p): Simplify.
2970 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2971 gcc_assert if ENABLE_CHECKING.
2973 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2976 * var-tracking.c: Include tree-flow.h.
2977 (mem_dies_at_call): New.
2978 (dataflow_set_preserve_mem_locs): Use it.
2979 (dataflow_set_remove_mem_locs): Likewise.
2980 (dump_var): Renamed from dump_variable. Adjust all callers.
2981 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2982 * Makefile.in (var-tracking.o): Adjust deps.
2984 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2986 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2988 2010-01-20 Richard Guenther <rguenther@suse.de>
2990 PR tree-optimization/42717
2991 * tree-ssa-dce.c (get_live_post_dom): Remove.
2992 (forward_edge_to_pdom): Take an arbitrary edge to copy
2993 degenerate PHI args from.
2994 (remove_dead_stmt): Use the first post-dominator even if it
2995 does not contain live statements as redirection destination.
2997 2010-01-20 Richard Guenther <rguenther@suse.de>
2999 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3001 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3003 * sel-sched.c (create_speculation_check): Remove set but not used
3005 (try_transformation_cache): Remove set but not used variable ds.
3006 (calculate_privileged_insns): Remove set but not used variables
3007 cur_insn and min_spec_insn.
3008 (find_best_expr): Remove set but not used variable avail_n.
3009 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3011 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3013 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3014 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3017 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3020 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3021 cpu types. Add support for *-sse3 cpu types.
3022 (x86_64-*-*): Ditto.
3024 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3027 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3028 argument, call initializer_constant_valid_p_1 instead of
3029 initializer_constant_valid_p, pass CACHE to it, return NULL
3030 immediately if first call returns NULL.
3031 (initializer_constant_valid_p_1): New function.
3032 (initializer_constant_valid_p): Use it.
3034 2010-01-20 Thomas Quinot <quinot@adacore.com>
3036 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3038 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3040 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3041 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3042 (loc_list_from_tree): Don't handle unsigned division. Handle
3043 signed modulo using DW_OP_{over,over,div,mul,minus}.
3044 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3045 modulo instead of signed.
3047 2010-01-20 DJ Delorie <dj@redhat.com>
3049 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3051 (h8300_emit_stack_adjustment): Propogate it.
3053 (h8300_expand_prologue): Likewise.
3054 (h8300_expand_epilogue): Likewise.
3056 2010-01-19 Michael Matz <matz@suse.de>
3058 PR tree-optimization/41783
3059 * tree-data-ref.c (toplevel): Include flags.h.
3060 (dump_data_dependence_relation): Also dump the inputs if the
3061 result will be unknown.
3062 (split_constant_offset_1): Look through some conversions.
3063 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3064 the offset from last element is too large.
3065 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3066 (reassociate_to_the_same_stmt): Handle vector registers.
3067 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3069 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3070 wide_prolog_niters argument, emit widening instructions.
3071 (vect_do_peeling_for_alignment): Adjust caller, use widened
3072 variant of the iteration cound.
3073 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3075 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3078 * config/arm/neon-testgen.m (emit_automatics): New parameter
3079 features. Adjust for Fixed_return_reg feature.
3080 (test_intrinsic): Call emit_automatics with new feature.
3081 * config/arm/neon.ml: Update copyright years.
3082 (features): New Fixed_return_reg feature.
3083 (ops): Update feature for Vget_low.
3085 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3087 PR tree-optimization/42719
3088 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3092 * fwprop.c (all_uses_available_at): Return false if def_set dest
3093 is a REG that is used in def_insn.
3095 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3097 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3099 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3102 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3104 * target.h (struct gcc_target) <secondary_reload>: Change type
3105 of last argument to secondary_reload_info *.
3107 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3110 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3111 memory references with unaligned offsets. Remove CQImode handling.
3112 (unaligned_memory_operand): Return 1 for memory references with
3113 unaligned offsets. Remove CQImode handling.
3115 2010-01-18 Richard Guenther <rguenther@suse.de>
3118 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3121 2010-01-18 Richard Guenther <rguenther@suse.de>
3123 PR tree-optimization/42781
3124 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3125 restrict processing only if the original variable was artificial.
3127 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3129 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3130 find number of popped argument bytes.
3132 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3133 Fix the text that describes the return value for invalid insns.
3135 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3137 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3138 Clarify what 'cost of the -dependence' is. Fix quoting.
3140 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3141 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3143 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3145 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3146 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3148 2010-01-17 Richard Guenther <rguenther@suse.de>
3151 * function.c (split_complex_args): Take a VEC to modify.
3152 (assign_parms_augmented_arg_list): Build a VEC instead of
3153 a chain of PARM_DECLs.
3154 (assign_parms_unsplit_complex): Take a VEC of arguments.
3155 Do not fixup unmodified parms.
3156 (assign_parms): Deal with the VEC.
3157 (gimplify_parameters): Likewise.
3159 2010-01-17 Richard Guenther <rguenther@suse.de>
3161 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3162 node existence check.
3163 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3164 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3165 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3166 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3167 (gimple_execute_on_growing_pred): Likewise.
3169 2010-01-17 Richard Guenther <rguenther@suse.de>
3171 PR tree-optimization/42773
3172 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3173 (compute_antic_aux): Likewise.
3174 (compute_partial_antic_aux): Likewise.
3176 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3179 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3182 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3184 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3187 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3188 Fix markup for strict argument.
3190 (TARGET_SCHED_REORDER2): Fix argument types.
3192 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3193 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3195 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3196 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3198 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3201 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3202 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3203 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3204 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3205 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3207 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3209 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3211 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3212 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3214 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3216 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3219 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3221 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3222 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3224 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3226 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3228 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3229 referring to it. Fix language.
3231 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3233 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3235 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3237 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3239 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3240 '@var{stream}. Remove stray 'and'.
3242 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3244 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3246 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3248 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3249 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3251 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3252 Fix description of return value.
3253 Rename argument "sz" to "len."
3255 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3256 Clarify meaning of 'true' return value.
3258 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3260 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3261 rep_mode versus mode_rep.
3263 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3265 (TARGET_BUILTIN_DECL): Fix name.
3267 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3269 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3271 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3273 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3275 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3277 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3280 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3281 Rename argument tm_fn to md_fn.
3283 (TARGET_OPTION_PRINT): Fix argument list.
3285 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3288 * config/i386/i386.c (ix86_fixup_binary_operands):
3289 Revert FMA4 fixup of operands.
3291 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3294 * Makefile.in (write_entries_to_file, install-plugin):
3295 Use \012 instead of \n with tr.
3297 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3299 * configure.ac (HAVE_AS_REF): New C macro.
3300 * configure: Regenerate.
3301 * config.in: Likewise.
3302 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3304 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3307 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3309 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3311 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3313 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3315 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3317 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3319 (TARGET_BINDS_LOCAL_P): Fix argument type.
3321 (TARGET_ASM_FILE_END): Use prototype.
3323 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3325 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3327 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3329 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3331 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3332 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3334 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3335 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3337 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3338 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3339 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3340 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3342 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3344 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3346 (TARGET_INIT_BUILTINS): Use prototype.
3348 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3349 Put 'const char *' in braces. Fix parameter types.
3350 (TARGET_INVALID_CONVERSION): Fix parameter types.
3351 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3352 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3354 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3357 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3359 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3361 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3363 * doc/tm.texi (TARGET_HELP): Fix return type.
3365 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3366 in braces. Fix argument types.
3368 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3370 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3372 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3374 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3375 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3377 (TARGET_MANGLE_TYPE): Fix argument types.
3379 (TARGET_IRA_COVER_CLASSES): Use prototype.
3381 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3383 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3385 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3387 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3389 (TARGET_CALLEE_COPIES): Fix argument types.
3391 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3393 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3395 (TARGET_FUNCTION_VALUE): Fix argument types.
3397 (TARGET_RETURN_IN_MSB): Fix argument type.
3399 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3401 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3403 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3405 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3406 agree with return type.
3408 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3410 2010-01-15 Jing Yu <jingyu@google.com>
3412 PR rtl-optimization/42691
3413 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3414 a pseudo to a constant and are merged, and adjust comments.
3416 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3418 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3420 2010-01-15 Richard Guenther <rguenther@suse.de>
3423 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3424 labels of computed or non-local gotos to the destination.
3425 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3426 landing pad label is the first label.
3428 2010-01-15 Richard Guenther <rguenther@suse.de>
3430 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3432 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3435 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3436 to allow generation of the xssqrtdp instruction on power7.
3437 (sqrtdf2_fpr): Ditto.
3439 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3442 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3443 functions with noreturn attribute.
3446 * varasm.c (declare_weak): Add weak attribute to decl if it
3447 doesn't have one already.
3448 (assemble_external): Only add decls to weak_decls if they also
3449 have weak attribute.
3451 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3453 * var-tracking.c (var_reg_delete): Don't delete the association
3454 between REGs and values or one-part variables if the register
3457 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3460 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3461 because its first operand is a non-localized variable.
3463 2010-01-14 Martin Jambor <mjambor@suse.cz>
3465 PR tree-optimization/42706
3466 * tree-sra.c (encountered_recursive_call): New variable.
3467 (encountered_unchangable_recursive_call): Likewise.
3468 (sra_initialize): Initialize both new variables.
3469 (callsite_has_enough_arguments_p): New function.
3470 (scan_function): Call decl and flags check only for IPA-SRA, check
3471 whether there is a recursive call and whether it has enough arguments.
3472 (all_callers_have_enough_arguments_p): New function.
3473 (convert_callers): Look for recursive calls only when
3474 encountered_recursive_call is set.
3475 (ipa_early_sra): Bail out either if
3476 !all_callers_have_enough_arguments_p or
3477 encountered_unchangable_recursive_call.
3479 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3481 * sel-sched.c: Add 2010 to copyright years.
3482 * sel-sched-ir.c: Likewise.
3483 * sel-sched-ir.h: Likewise.
3485 2010-01-14 Martin Jambor <mjambor@suse.cz>
3487 PR tree-optimization/42714
3488 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3489 constructors specially.
3491 2010-01-14 Andi Kleen <ak@linux.intel.com>
3493 * config/i386/drivers-i386.c (detect_caches_intel):
3494 Add l2sizekb parameter and fill in.
3495 (host_detect_local_cpu): Add l2sizekb, fill in.
3496 Add Atom small cache heuristic.
3498 2010-01-14 Andi Kleen <ak@linux.intel.com>
3500 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3501 Add level3 parameter and fill in.
3502 (detect_caches_intel): Handle level3 cache.
3504 2010-01-14 Andi Kleen <ak@linux.intel.com>
3506 * config/i386/drivers-i386.c (host_detect_local_cpu):
3507 Fix core duo detection.
3509 2010-01-14 Andi Kleen <ak@linux.intel.com>
3511 * config/i386/drivers-i386.c (host_detect_local_cpu):
3514 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3516 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3517 (rs6000_variable_issue_1): this. Use...
3518 (rs6000_variable_issue): here. Reimplement. Print debug info.
3520 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3522 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3523 sel_restore_notes. Update all callers. Call reemit_notes
3526 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3528 PR rtl-optimization/42246
3529 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3532 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3534 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3535 all successors is the same as number of successors in current region.
3537 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3539 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3540 to rename is not separable. Otherwise check that its LHS is not NULL.
3542 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3544 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3546 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3548 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3549 available registers when failed to discover LHS register class.
3550 Fix indentation. Update comment.
3552 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3553 Alexander Monakov <amonakov@ispras.ru>
3555 PR rtl-optimization/42389
3556 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3558 (advance_state_on_fence): Likewise.
3559 (sel_target_adjust_priority): Print debug output only when
3560 sched_verbose >= 4, not 2.
3561 (get_expr_cost): Do not issue all unique insns on the next cycle.
3562 (fill_insns): Initialize can_issue_more from the value saved
3564 * sel-sched-ir.c (flist_add): New parameter issue_more.
3565 Init FENCE_ISSUE_MORE with it.
3566 (merge_fences): Likewise.
3567 (init_fences): Update call to flist_add.
3568 (add_to_fences, add_clean_fence_to_fences)
3569 (add_dirty_fence_to_fences): Likewise.
3570 (move_fence_to_fences): Update call to merge_fences.
3571 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3573 * sel-sched-ir.h (struct _fence): New field issue_more.
3574 (FENCE_ISSUE_MORE): New accessor macro.
3576 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3578 PR rtl-optimization/42388
3579 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3580 that have no predecessors nor successors. Do not call move_bb_info
3581 for empty blocks outside of current region.
3583 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3585 PR rtl-optimization/42294
3586 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3587 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3588 originators' originators.
3590 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3592 PR rtl-optimization/39453
3593 PR rtl-optimization/42246
3594 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3596 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3598 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3599 Alexander Monakov <amonakov@ispras.ru>
3602 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3603 (maybe_tidy_empty_bb): ... here. Make static. Add new
3604 argument. Update all callers.
3605 (tidy_control_flow): ... and here. Recompute topological order
3606 of basic blocks in region if necessary.
3607 (sel_redirect_edge_and_branch): Change return type. Return true
3608 if topological order might have been invalidated.
3609 (purge_empty_blocks): Export and move from...
3610 * sel-sched.c (purge_empty_blocks): ... here.
3611 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3612 (maybe_tidy_empty_bb): Delete prototype.
3613 (purge_empty_blocks): Declare.
3615 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3617 PR rtl-optimization/42249
3618 * sel-sched.c (try_replace_dest_reg): When chosen register
3619 and original register is the same, do not bail out early, but
3620 still check all original insns for validity of replacing destination
3621 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3624 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3627 Port from no-undefined-overflow branch:
3628 2009-03-09 Richard Guenther <rguenther@suse.de>
3630 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3632 2010-01-14 Richard Guenther <rguenther@suse.de>
3635 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3637 2010-01-14 Ira Rosen <irar@il.ibm.com>
3639 PR tree-optimization/42709
3640 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3641 as scalar type in creation of constant vector operand.
3643 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3646 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3647 (check-parallel-%): Match `testsuite' directory component only
3650 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3652 PR translation/39521
3653 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3656 2010-01-13 Richard Guenther <rguenther@suse.de>
3658 PR tree-optimization/42730
3659 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3662 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3665 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3666 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3669 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3671 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3672 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3673 ___umulsi3_highpart.
3675 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3676 rather than schedule_insns if the pass is enabled.
3678 2010-01-13 Martin Jambor <mjambor@suse.cz>
3680 PR tree-optimization/42704
3681 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3684 2010-01-13 Martin Jambor <mjambor@suse.cz>
3686 PR tree-optimization/42703
3687 * tree-sra.c (analyze_access_subtree): Check that we can build a
3688 reference to the original data within the aggregate.
3690 2010-01-13 Richard Guenther <rguenther@suse.de>
3692 PR tree-optimization/42705
3693 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3695 2010-01-13 Richard Guenther <rguenther@suse.de>
3698 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3700 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3703 * var-tracking.c (values_to_unmark): New variable.
3704 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3705 values_to_unmark vector. Moved body to...
3706 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3707 instead queue it into values_to_unmark vector.
3708 (vt_find_locations): Free values_to_unmark vector.
3710 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3712 * config/s390/s390.c (override_options): Set
3713 default of max-pending-list-length to 256
3715 2010-01-13 Richard Guenther <rguenther@suse.de>
3718 * tree-pass.h (PROP_gimple_lcx): New.
3719 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3720 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3721 before the final cleanup_eh.
3722 (dump_properties): Dump PROP_gimple_lcx.
3723 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3724 (tree_lower_complex_O0): Remove.
3725 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3726 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3727 tree_lower_complex, schedule TODO_update_ssa.
3728 * lto-streamer-out.c (output_function): Stream the functions
3730 * lto-streamer-in.c (input_function): Likewise.
3731 (lto_read_body): Do not override them here.
3733 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3736 * c-typeck.c (build_c_cast): Fold value cast to union type before
3737 wrapping it in a CONSTRUCTOR.
3739 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3741 PR rtl-optimization/42699
3742 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3745 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3747 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3748 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3749 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3750 SUBTARGET_WARN_UNUSED_SPEC): ... here
3751 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3753 2010-01-12 Julian Brown <julian@codesourcery.com>
3755 * config/arm/neon-schedgen.ml (Utils): Don't try to
3756 open missing module.
3757 (find_with_result): New.
3759 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3762 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3763 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3765 PR tree-optimization/42645
3766 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3767 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3768 decl_map, set processing_debug_stmt to -1 and return name without
3771 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3773 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3774 binutils version, and reword target configuration description.
3776 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3778 * config/avr/avr.h (LINKER_NAME): Remove.
3780 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3783 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3784 that support VSX, warn for -mno-altivec if vsx is not disabled,
3787 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3788 Shujing Zhao <pearly.zhao@oracle.com>
3790 PR translation/42469
3791 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3792 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3793 character between option name and help text.
3794 * c.opt (imultilib): Likewise.
3796 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3798 * lto-streamer-out.c (output_unreferenced_globals): Output static
3801 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3803 PR rtl-optimization/42621
3804 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3805 optimizing for size.
3806 (duplicate_computed_gotos): Remove now-redundant check.
3808 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3811 * configure.ac: Save and restore LDFLAGS and LIBS
3812 * configure: Regenerate.
3814 2010-01-10 Richard Guenther <rguenther@suse.de>
3817 * builtins.c (fold_builtin_strlen): Add type argument and
3818 convert the resulting length to it.
3819 (fold_builtin_1): Adjust.
3821 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3823 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3824 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3826 (num_insns_constant_wide): Adjust for that change.
3828 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3831 * web.c (union_defs): Add used argument, to combine uses of
3833 (entry_register): Adjust type and tests of used argument.
3834 (web_main): Widen used for new use. Pass it to union_defs.
3835 * df.h (union_defs): Adjust prototype.
3837 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3840 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3841 uses in new incoming argument. Free body.
3842 (reset_debug_uses_in_loop): New.
3843 (analyze_insn_to_expand_var): Call the latter if the former found
3844 anything. Fix whitespace. Reject invalid dest overlaps before
3845 going through all insns in the loop.
3847 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3850 * haifa-sched.c (dying_use_p): Debug insns don't count.
3852 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3855 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3856 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3857 (verify_gimple_call): Reject LHS in noreturn calls.
3859 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3863 * tree-vect-loop-manip.c (adjust_info): New type.
3864 (adjust_vec): New pointer to vector.
3865 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3866 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3867 (slpeel_update_phis_for_duplicate_loop): Use them.
3868 (slpeel_update_phi_nodes_for_guard1): Likewise.
3869 (slpeel_update_phi_nodes_for_guard2): Likewise.
3870 (slpeel_tree_peel_loop_to_edge): Likewise.
3871 (vect_update_ivs_after_vectorizer): Likewise.
3873 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3875 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3876 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3878 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3880 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3881 bogus uninitialized warning.
3883 2010-01-09 Richard Guenther <rguenther@suse.de>
3886 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3887 the evolution is compatible with the initial condition.
3889 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3891 * gcc.c (process_command): Update copyright notice dates.
3892 * gcov.c (print_version): Likewise.
3893 * gcov-dump.c (print_version): Likewise.
3894 * mips-tfile.c (main): Likewise.
3895 * mips-tdump.c (main): Likewise.
3897 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3900 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3902 (rotlhi3_8): Delete.
3904 (rotlsi3_8): Delete.
3905 (rotlsi3_16): Delete.
3906 (rotlsi3_24): Delete.
3908 (*rotw<mode>3): New.
3909 (*rotb<mode>3): New.
3910 * config/avr/avr.c (avr_rotate_bytes): New function.
3911 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3913 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3916 * configure.ac: Modify -rdynamic check.
3917 * configure: Regenerate.
3919 2010-01-08 DJ Delorie <dj@redhat.com>
3921 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3922 register popping order.
3924 2010-01-08 Richard Guenther <rguenther@suse.de>
3927 * c.opt (fsigned-char): Also let LTO handle this option.
3928 (funsigned-char): Likewise.
3930 2010-01-07 Richard Guenther <rguenther@suse.de>
3932 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3933 (gimple_op): Likewise.
3934 (gimple_op_ptr): Likewise.
3935 (gimple_assign_set_lhs): Remove gcc_assert.
3936 (gimple_assign_set_rhs1): Likewise.
3937 (gimple_assign_set_rhs2): Likewise.
3938 (gimple_call_set_lhs): Likewise.
3939 (gimple_call_set_fn): Likewise.
3940 (gimple_call_set_fndecl): Likewise.
3941 (gimple_call_fndecl): Likewise.
3942 (gimple_call_return_type): Likewise.
3943 (gimple_call_set_chain): Likewise.
3944 (gimple_call_num_args): Likewise.
3945 (gimple_call_set_arg): Likewise.
3946 (gimple_cond_set_code): Likewise.
3947 (gimple_cond_set_lhs): Likewise.
3948 (gimple_cond_set_rhs): Likewise.
3949 (gimple_cond_set_true_label): Likewise.
3950 (gimple_cond_set_false_label): Likewise.
3951 (gimple_label_set_label): Likewise.
3952 (gimple_goto_set_dest): Likewise.
3953 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3954 (gimple_debug_bind_get_value): Likewise.
3955 (gimple_debug_bind_get_value_ptr): Likewise.
3956 (gimple_debug_bind_set_var): Likewise.
3957 (gimple_debug_bind_set_value): Likewise.
3958 (gimple_debug_bind_reset_value): Likewise.
3959 (gimple_debug_bind_has_value_p): Likewise.
3960 (gimple_return_retval_ptr): Remove gcc_assert.
3961 (gimple_return_retval): Likewise.
3962 (gimple_return_set_retval): Likewise.
3963 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3964 (safe_referenced_var_iterator): Remove.
3965 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3966 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3967 (fill_referenced_var_vec): Remove.
3968 (first_readonly_imm_use): Remove redundant gcc_assert.
3969 (phi_arg_index_from_use): Combine gcc_asserts.
3970 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3971 (first_imm_use_stmt): Remove redundant gcc_assert.
3972 * tree-cfg.c (verify_gimple_call): Verify function and chain
3973 operands. Verify arguments.
3974 (verify_types_in_gimple_stmt): Verify condition code and labels.
3976 2010-01-07 Richard Guenther <rguenther@suse.de>
3978 PR tree-optimization/42641
3979 * sese.c (rename_map_elt_info): Use the SSA name version, do
3982 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3984 PR tree-optimization/42625
3985 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3986 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3988 2010-01-07 Duncan Sands <baldrick@free.fr>
3990 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3992 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3995 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3996 note itself is not function_invariant_p.
3998 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4000 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4001 Do not add the DF_NOTE problem.
4002 * store-motion.c (execute_rtl_store_motion): Likewise.
4004 2010-01-07 Martin Jambor <mjambor@suse.cz>
4006 PR tree-optimization/42157
4007 * tree-sra.c (compare_access_positions): Stabilize sort if both
4008 accesses have integer types, return zero immediately if they are the
4011 2010-01-06 Richard Henderson <rth@redhat.com>
4014 * haifa-sched.c (add_to_note_list): Merge into ...
4015 (concat_note_lists): ... here, and ...
4016 (unlink_other_notes, rm_other_notes): Merge into...
4017 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4018 NOTE_INSN_EPILOGUE_BEG.
4020 2010-01-06 Richard Guenther <rguenther@suse.de>
4022 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4023 not inline regular functions into always-inline functions.
4025 2010-01-06 Nick Clifton <nickc@redhat.com>
4027 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4028 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4030 (OVERRIDE_OPTIONS): Delete.
4031 (OPTIMIZATION_OPTIONS): Define.
4032 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4033 * config/rx/rx.c (rx_handle_option): Issue an error message if
4034 -mcpu=rx200 and -fpu are used together.
4035 (rx_set_optimization_options): New function. Issue an error
4036 message if an optimization attribute attempts to reset the FPU/
4037 math optimization pairing.
4038 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4039 * config/rx/rx.opt: Set the default to 32-bit doubles.
4040 * config/rx/t-rx: Add multilibs for -nofpu option.
4041 * doc/invoke.texi: Update documentation of RX options.
4043 2010-01-06 Richard Guenther <rguenther@suse.de>
4045 * tree-ssa-pre.c (name_to_id): New global.
4046 (alloc_expression_id): Simplify SSA name handling.
4047 (lookup_expression_id): Likewise.
4048 (init_pre): Zero name_to_id.
4049 (fini_pre): Free it.
4051 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4053 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4055 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4058 * config/i386/sse.md (smaxv2di3): New.
4059 (umaxv2di3): Likewise.
4060 (sminv2di3): Likewise.
4061 (uminv2di3): Likewise.
4063 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4066 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4067 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4068 (legitimize_tls_address): Likewise.
4069 (sparc_tls_referenced_p): Likewise.
4070 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4071 and adjust calls to legitimize_pic_address.
4072 (legitimate_constant_p) Use sparc_tls_referenced_p.
4073 (legitimate_pic_operand_p): Likewise.
4074 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4075 (sparc_tls_symbol_ref_1): Delete.
4076 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4077 (legitimize_tls_address): Make static, handle CONST patterns.
4078 (legitimize_pic_address): Make static, remove unused parameter and
4079 adjust recursive calls.
4080 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4081 and adjust call to legitimize_pic_address.
4082 (sparc_output_mi_thunk): Likewise.
4084 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4085 H.J. Lu <hongjiu.lu@intel.com>
4088 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4089 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4090 operands to make them signed.
4093 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4096 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4097 GTU to GT for V4SI and V2DI.
4099 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4100 (umin<mode>3): Removed.
4102 (uminv4si3): Likewise.
4104 2010-01-05 Martin Jambor <mjambor@suse.cz>
4106 PR tree-optimization/42462
4107 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4108 current_function_decl to helper functions and macros.
4110 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4113 * flags.h: Don't include real.h.
4114 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4115 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4116 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4117 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4118 * dominance.c: Update copyright.
4119 * gimple.c (walk_gimple_op): Remove inline.
4120 * tree-ssa-reassoc.c: Include real.h.
4121 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4122 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4124 2010-01-05 Nick Clifton <nickc@redhat.com>
4126 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4127 register to push into the stack frame when the accumulator has to
4128 be saved during interrupts.
4130 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4132 * doc/invoke.texi: Remove the documentation about option
4134 * common.opt (Wunreachable-code): Preserved for backward
4136 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4137 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4138 the backward compatibility flag section.
4140 2010-01-05 Richard Guenther <rguenther@suse.de>
4142 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4144 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4147 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4149 PR tree-optimization/42508
4150 * tree-sra.c (convert_callers): Check for recursive call
4151 by comparing cgraph nodes instead of decls.
4152 (modify_function): Call ipa_modify_formal_parameters also
4153 on all same_body aliases.
4155 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4156 cgraph nodes when checking for same_body aliases.
4158 2010-01-05 Richard Guenther <rguenther@suse.de>
4160 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4161 allocation and lookup.
4162 (get_or_alloc_expr_for_constant): Likewise.
4163 (phi_translate): Sink allocation.
4165 2010-01-04 Richard Guenther <rguenther@suse.de>
4167 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4168 a new entry only if needed.
4169 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4170 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4172 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4174 (phi_translate): Handle CONSTANTs early.
4176 2010-01-04 Martin Jambor <mjambor@suse.cz>
4178 PR tree-optimization/42398
4179 * tree-sra.c (struct access): Removed flag grp_different_types.
4180 (dump_access): Do not dump the removed flag.
4181 (sort_and_splice_var_accesses): Do not set the removed flag.
4182 (sra_modify_expr): Check for type compatibility directly.
4184 2010-01-04 Martin Jambor <mjambor@suse.cz>
4186 PR tree-optimization/42366
4187 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4188 edges with variable number of parameters.
4189 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4190 flag instead of asserting it.
4191 (ipa_read_node_info): Read uses_analysis_done flag.
4193 2010-01-04 Richard Guenther <rguenther@suse.de>
4195 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4196 iterative_hash_* as intended.
4197 (vn_reference_compute_hash): Likewise. Simplify hashing
4199 (vn_reference_lookup_2): Likewise.
4200 (vn_nary_op_compute_hash): Likewise.
4201 (vn_phi_compute_hash): Likewise.
4202 (expressions_equal_p): Remove strange code.
4203 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4204 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4205 (bitmap_insert_into_set_1): Take value-id as parameter.
4206 (add_to_value): Pass it.
4207 (bitmap_insert_into_set): Likewise.
4208 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4210 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4213 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4214 (do_self_spec): For switches with SWITCH_IGNORE set set also
4215 SWITCH_IGNORE_PERMANENTLY.
4216 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4219 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4221 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4222 tree of an unreferenced global var.
4224 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4227 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4228 GTU to GT for V4SI and V2DI.
4230 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4231 (umin<mode>3): Removed.
4233 (uminv4si3): Likewise.
4235 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4238 * collect2.c (main): Turn on trace in collect2 if -v is passed
4241 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4243 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4244 description of expression operand.
4246 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4248 * configure.ac: Add install-html to target_list for Make-hooks.
4249 * configure: Regenerate.
4250 * fortran/Make-lang.in (F95_HTMLFILES): New.
4251 (fortran.html): Use it.
4252 (fortran.install-html): New.
4253 * Makefile.in (install-html): Add lang.install-html.
4254 * java/Make-lang.in (JAVA_HTMLFILES): New.
4255 (java.html): Use it.
4256 (java.install-html): New.
4257 * objc/Make-lang.in (objc.install-html): New.
4258 * objcp/Make-lang.in (obj-c++.install-html): New.
4259 * cp/Make-lang.in (c++.install-html): New.
4260 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4261 * lto/Make-lang.in (lto.install-html): New.
4263 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4266 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4268 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4270 PR rtl-optimization/41862
4271 * store-motion.c (store_killed_in_insn, compute_store_table,
4272 remove_reachable_equiv_notes, replace_store_insn,
4273 build_store_vectors): Ignore all DEBUG_INSNs.
4275 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4278 * common.opt: Add dumpdir.
4280 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4282 (option_map): Add --dumpdir.
4284 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4286 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4288 * opts.c (decode_options): Try dump_dir_name first if
4289 dump_base_name isn't an absolute path.
4290 (common_handle_option): Handle OPT_dumpdir.
4292 * toplev.c (dump_dir_name): New.
4293 (print_switch_values): Also ignore -dumpdir.
4295 * toplev.h (dump_dir_name): New.
4297 2010-01-03 Richard Guenther <rguenther@suse.de>
4299 PR tree-optimization/42589
4300 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4301 double-word expansion of bswap32.
4303 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4305 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4306 with BLOCK_FOR_INSN.
4307 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4308 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4309 noce_process_if_block): Likewise.
4310 * gcse.c (compute_local_properties, insert_expr_in_table,
4311 insert_set_in_table, canon_list_insert, find_avail_set,
4312 pre_insert_copy_insn): Likewise.
4314 * basic-block.h (BLOCK_NUM): Move from here...
4315 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4317 2010-01-03 Richard Guenther <rguenther@suse.de>
4319 PR tree-optimization/42438
4320 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4321 contains_may_not_return_call flag.
4322 (BB_MAY_NOTRETURN): New.
4323 (valid_in_sets): Trapping nary operations are not valid
4324 in blocks that may not return.
4325 (insert_into_preds_of_block): Remove check for trapping expressions.
4326 (compute_avail): Compute also BB_MAY_NOTRETURN.
4328 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4330 * doc/invoke.texi: Add 2010 to copyright years.
4332 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4334 * config/sparc/sparc.c: Fix formatting nits.
4336 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4337 Alexander Monakov <amonakov@ispras.ru>
4339 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4341 2010-01-02 Richard Guenther <rguenther@suse.de>
4344 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4345 (simplify_switch_using_ranges): Mark to be removed edges
4348 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4350 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4352 * collect2.c (scan_libraries): Add missing argument in call to
4355 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4358 * config/alpha/predicates.md (aligned_memory_operand): Return false
4360 (unaligned_memory_operand): Return true for CQImode.
4361 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4362 doesn not cross aligned SImode word boundary.
4364 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4366 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4368 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4369 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4371 2010-01-02 Richard Guenther <rguenther@suse.de>
4374 * toplev.c (compile_file): Emit LTO marker properly. Change
4376 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4378 2010-01-01 Richard Guenther <rguenther@suse.de>
4381 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4383 2010-01-01 Richard Guenther <rguenther@suse.de>
4386 * c-decl.c (grokdeclarator): For zero-size arrays force
4387 structural equality checks as layout_type does.
4389 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4391 * builtins.c: Update copyright to 2010.
4393 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4396 * lto-streamer-out.c (produce_asm): Revert the last change.
4397 (copy_function): Likewise.
4399 * lto-streamer.c (lto_get_section_name): Skip any leading
4402 2010-01-01 Richard Guenther <rguenther@suse.de>
4405 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4409 Copyright (C) 2010 Free Software Foundation, Inc.
4411 Copying and distribution of this file, with or without modification,
4412 are permitted in any medium without royalty provided the copyright
4413 notice and this notice are preserved.