1 2010-03-29 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/43560
4 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p
6 (can_sm_ref_p): Treat stores to readonly locations as
9 2010-03-29 Jie Zhang <jie@codesourcery.com>
12 * toplev.c (process_options): Set optimization_default_node
13 and optimization_current_node.
14 * opts.c (decode_options): Don't set optimization_default_node
15 and optimization_current_node.
17 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
19 * config/rtems.h: Abandon -qrtems_debug.
21 2010-03-28 Jan Hubicka <jh@suse.cz>
23 PR tree-optimization/43505
24 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
25 map should not be copied.
27 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
31 cdtors, set DECL_PRESERVE_P.
32 * ipa.c (cgraph_externally_visible_p): Return true if declaration
35 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
37 PR tree-optimization/43528
38 * stor-layout.c (place_field): Check that constant fits into
39 unsigned HWI when skipping calculation of MS bitfield layout.
41 2010-03-27 Jan Hubicka <jh@suse.cz>
44 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
45 notice_global_symbol work.
47 2010-03-27 Jakub Jelinek <jakub@redhat.com>
49 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
50 instead of dwarf2out_decl.
51 (struct var_loc_node): Remove section_label field.
52 (dwarf2out_function_decl): New function.
53 (dwarf2out_var_location): Don't set section_label field.
54 (dwarf2out_begin_function): Don't empty decl_loc_table here.
56 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
58 PR tree-optimization/43544
59 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
60 First argument for builtin vectorized function hook is now a
61 tree to be able to distinguish between machine specific and
63 * targhooks.c (default_builtin_vectorized_function): Ditto.
64 * targhooks.h (default_builtin_vectorized_function): Ditto.
65 * target.h (struct gcc_target): Ditto.
66 * tree-vect-stmts.c (vectorizable_function): Ditto.
67 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
68 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
71 2010-03-26 Joseph Myers <joseph@codesourcery.com>
74 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
75 nested binding iff it is a FUNCTION_DECL.
76 (store_parm_decls_newstyle): Pass nested=true to bind for
77 FUNCTION_DECLs amongst parameters.
79 2010-03-26 Jakub Jelinek <jakub@redhat.com>
81 * var-tracking.c (vt_expand_loc_callback): Don't run
82 cselib_expand_value_rtx_cb in dummy mode if
83 cselib_dummy_expand_value_rtx_cb returned false.
85 * var-tracking.c (emit_note_insn_var_location): For one part
86 notes with offset 0, don't add EXPR_LIST around the location.
87 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
88 add_location_or_const_value_attribute): Adjust for that change.
91 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
92 into first operand and location into second.
93 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
94 dw_cfi_oprnd_loc for DW_CFA_expression.
95 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
96 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
97 assume first argument is regnum and second argument is location.
99 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
102 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
103 of scratch register to DImode. Split to DImode comparison operator.
104 Use SImode subreg of scratch register in the multiplication.
105 (*cmp_sadd_sidi): Ditto.
106 (*cmp_ssub_si): Ditto.
107 (*cmp_ssub_sidi): Ditto.
109 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
112 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
113 Remove invalid assert and wrong comment.
115 2010-03-26 Jakub Jelinek <jakub@redhat.com>
118 * flags.h (final_insns_dump_p): New extern.
119 * final.c (final_insns_dump_p): New variable.
120 (rest_of_clean_state): Set it before -fdump-final-insns=
121 dumping, clear afterwards.
122 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
123 MEM_ALIAS_SET on MEMs.
125 2010-03-26 David S. Miller <davem@davemloft.net>
127 * configure.ac: Fix sparc GOTDATA_OP bug check.
128 * configure: Rebuild.
130 2010-03-26 Alan Modra <amodra@gmail.com>
132 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
134 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
136 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
137 TLS_SECTION_ASM_FLAG.
139 2010-03-25 Jakub Jelinek <jakub@redhat.com>
142 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
143 Clear first_function_block_is_cold.
146 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
147 argument if the argument is truth_value_p.
149 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
151 * config/rs6000/constraints.md: Update copyright year for my changes.
154 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
155 used in reg+reg addressing, swap registers.
157 2010-03-24 Jakub Jelinek <jakub@redhat.com>
160 * target.h (struct gcc_target): Add code_end hook.
161 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
163 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
164 * toplev.c (compile_file): Call targetm.asm_out.code_end
165 hook before unwind info/debug info output.
166 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
167 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
168 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
169 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
170 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
171 * config/i386/i386.c (ix86_file_end): Renamed to...
172 (ix86_code_end): ... this. Make static. Don't call
173 file_end_indicate_exec_stack. Emit unwind info using
174 final_start_function/final_end_function.
175 (darwin_x86_file_end): Remove.
176 (TARGET_ASM_CODE_END): Define.
177 * config/i386/i386.h (TARGET_ASM_FILE_END,
178 NEED_INDICATE_EXEC_STACK): Don't define.
179 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
180 (TARGET_ASM_FILE_END): Define to darwin_file_end.
181 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
182 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
185 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
186 at the beginning and final_end_function at the end.
187 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
189 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
191 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
192 and Sun as TLS syntax.
193 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
194 * configure: Regenerate.
195 * config.in: Regenerate.
196 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
197 (default_elf_asm_named_section): Use it.
198 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
199 (i386_output_dwarf_dtprel): Likewise.
200 (output_addr_const_extra): Likewise.
201 (output_pic_addr_const): Lowercase @GOTTPOFF.
202 (output_addr_const_extra): Likewise.
203 (output_pic_addr_const): Lowercase @GOTNTPOFF.
204 (output_addr_const_extra): Likewise.
205 (output_pic_addr_const): Lowercase @INDNTPOFF.
206 (output_addr_const_extra): Likewise.
207 (output_pic_addr_const): Lowercase @NTPOFF.
208 (output_addr_const_extra): Likewise.
209 (output_pic_addr_const): Lowercase @TPOFF.
210 (output_addr_const_extra): Likewise.
211 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
212 (*tls_global_dynamic_64): Likewise.
213 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
214 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
216 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
217 (ASM_OUTPUT_TLS_COMMON): Use it.
218 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
221 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
222 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
223 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
224 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
225 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
226 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
228 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
230 * config/i386/i386.c (override_options): Don't accept
231 -mtls-dialect=sun any longer.
232 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
233 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
234 (*tls_local_dynamic_base_32_sun): Likewise.
235 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
237 2010-03-24 Jakub Jelinek <jakub@redhat.com>
240 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
241 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
244 * ira.c (adjust_cleared_regs): New function.
245 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
249 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
251 * expr.c (expand_expr_real): Restore previous
252 curr_insn_source_location and curr_insn_block after
253 expand_expr_real_1 call.
254 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
255 instead of expand_expr_real_1.
257 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
259 PR rtl-optimization/43413
260 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
263 2010-03-22 James E. Wilson <wilson@codesourcery.com>
266 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
267 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
269 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
271 * config/i386/i386.c (ix86_target_string): Add -mfma.
272 Fix a typo in comment.
274 2010-03-22 Mike Stump <mikestump@comcast.net>
277 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
278 Don't overly align based upon packed packed fields.
280 2010-03-22 Jason Merrill <jason@redhat.com>
282 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
283 Use () rather than [], and move before the element type.
285 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
287 * doc/configfiles.texi (Configuration Files): Removed
288 fixinc/Makefile*, intl/Makefile.*.
289 * doc/makefile.texi: Fixed markup. Abstract from version
291 (Makefile): Removed obsolete gcc/java/parse.y example.
292 * doc/sourcebuild.texi: Likewise.
293 (Top Level): Added config, gnattools, libdecnumber, libgcc,
294 libgomp, libssp. Removed fastjar.
295 (Miscellaneous Docs): Clarify location.
296 Added COPYING3, COPYING3.LIB.
297 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
299 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
302 * config/i386/i386.c (x86_function_profiler)
303 [!NO_PROFILE_COUNTERS]: Fix typo.
304 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
307 2010-03-22 Janis Johnson <janis187@us.ibm.com>
308 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
310 * doc/sourcebuild.texi (Test Directives): Split into six
311 subsections, with most of the current text in new subsections
312 Directives, Selectors, and Final Actions.
313 (Directives): Split list of test directives into multiple
315 (Selectors): Describe use and syntax of selectors.
316 (Effective-Target Keywords): Describe all existing keywords.
317 (Add Options): Describe features for dg-add-options.
318 (Require Support): Describe variants of dg-require-support.
319 (Final Actions): Describe commands to use in dg-final.
321 2010-03-22 Michael Matz <matz@suse.de>
324 * recog.c (validate_replace_rtx_group): Replace also in
325 REG_EQUAL and REG_EQUIV notes.
327 2010-03-22 Richard Guenther <rguenther@suse.de>
329 PR tree-optimization/43390
330 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
331 sure vector extracts are type correct.
333 2010-03-22 Richard Guenther <rguenther@suse.de>
336 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
337 x * sqrt (x) even when optimizing for size if the target
338 has native support for sqrt.
340 2010-03-22 Jakub Jelinek <jakub@redhat.com>
342 * varasm.c (make_decl_rtl_for_debug): Also clear
343 flag_mudflap for the duration of make_decl_rtl call.
346 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
347 locs from preserved VALUEs.
349 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
352 * pa.md (movmemsi): Set align to one if zero.
353 (movmemdi): Likewise.
355 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
358 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
359 with their corresponding prologue pushes.
361 2010-03-20 Andrew Pinski <pinskia@gmail.com>
364 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
365 at the begining or end.
366 (spu_expand_epilogue): Likewise.
368 2010-03-20 Richard Guenther <rguenther@suse.de>
370 PR rtl-optimization/43438
371 * combine.c (make_extraction): Properly zero-/sign-extend an
372 extraction of the low part of a CONST_INT. Also handle
375 2010-03-19 Mike Stump <mikestump@comcast.net>
377 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
378 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
379 (override_options): Use SUBTARGET32_DEFAULT_CPU.
381 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
384 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
387 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
389 PR rtl-optimization/42258
390 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
391 use that may match DEF.
394 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
395 the cost of loading the constant rather than assuming
397 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
398 outer code is AND, do the same tests as the andsi3 expander and
399 return COSTS_N_INSNS (1) if and is cheap.
401 * optabs.c (avoid_expensive_constant): Fix formatting.
403 2010-03-19 Michael Matz <matz@suse.de>
406 * attribs.c (decl_attributes): When rebuilding a function pointer
407 type use the same qualifiers as the original pointer type.
409 2010-03-19 Martin Jambor <mjambor@suse.cz>
411 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
412 and is_gimple_ip_invariant_address.
414 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
417 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
419 * config/arm/arm.c (arm_override_options): Turn off
420 flag_dwarf2_cfi_asm for AAPCS variants.
422 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
425 * config/arm/arm.c (emit_multi_reg_push): Update comments.
426 Use PRE_MODIFY instead of PRE_DEC.
427 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
428 (vfp_emit_fstmd): Likewise.
430 2010-03-19 Michael Matz <matz@suse.de>
433 * builtins.c (expand_builtin_interclass_mathfn,
434 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
437 2010-03-19 Richard Guenther <rguenther@suse.de>
439 PR tree-optimization/43415
440 * tree-ssa-pre.c (phi_translate): Split out worker to ...
441 (phi_translate_1): ... this.
442 (phi_translate): Move all caching here. Cache all NARY
443 and REFERENCE translations.
445 2010-03-19 David S. Miller <davem@davemloft.net>
447 With help from Eric Botcazou.
448 * config/sparc/sparc.c: Include dwarf2out.h.
449 (emit_pic_helper): Delete.
450 (pic_helper_symbol_name): Delete.
451 (pic_helper_emitted_p): Delete.
452 (pic_helper_needed): New.
453 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
454 (get_pc_thunk_name): New.
455 (load_pic_register): Remove 'delay_pic_helper' arg. Use
456 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
457 Set pic_helper_needed to true. Don't call emit_pic_helper.
458 (sparc_expand_prologue): Update load_pic_register call.
459 (sparc_output_mi_thunk): Likewise.
460 (sparc_file_end): Emit a hidden comdat symbol for the PIC
461 thunk if possible. Output CFI information as needed.
463 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
464 Jack Howarth <howarth@bromo.med.uc.edu>
467 * config/i386/i386.h: Fix ABI on darwin x86-32.
469 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
471 * tree.h: Declare make_decl_rtl_for_debug.
472 * varasm.c (make_decl_rtl_for_debug): New.
473 * dwarf2out.c (rtl_for_decl_location): Call it.
474 * cfgexpand.c (expand_debug_expr): Call it.
476 2010-03-18 Jakub Jelinek <jakub@redhat.com>
479 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
483 * var-tracking.c (vt_init_cfa_base): Do nothing if
484 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
486 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
489 * var-tracking.c (canonicalize_vars_star): New.
490 (dataflow_post_merge_adjust): Use it.
492 2010-03-18 Jakub Jelinek <jakub@redhat.com>
495 * var-tracking.c (non_suitable_const): New function.
496 (add_uses): For DEBUG_INSNs with constants, don't record any
497 value, instead just the constant value itself.
498 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
499 is not VAR_LOC_UNKNOWN_P, set var to the constant.
500 (emit_notes_in_bb): Likewise.
501 (emit_note_insn_var_location): For onepart variables if
502 cur_loc is a VOIDmode constant, use DECL_MODE.
504 2010-03-18 Martin Jambor <mjambor@suse.cz>
507 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
508 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
509 all non-clones. Moved call redirection...
510 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
511 (cgraph_materialize_all_clones): Dispose of all
512 combined_args_to_skip bitmaps.
513 (verify_cgraph_node): Do not check for edges pointing to wrong
514 nodes in inline clones.
515 * tree-inline.c (copy_bb): Call
516 cgraph_redirect_edge_call_stmt_to_callee.
517 * ipa.c (cgraph_remove_unreachable_nodes): Call
518 cgraph_node_remove_callees even when there are used clones.
520 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
522 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
524 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
527 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
530 2010-03-18 Michael Matz <matz@suse.de>
533 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
534 into sqrt(x) if we need to preserve signed zeros.
536 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
537 Eric Botcazou <ebotcazou@adacore.com>
539 PR rtl-optimization/43360
540 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
541 note if we don't know its invariant status.
543 2010-03-18 Michael Matz <matz@suse.de>
545 PR tree-optimization/43402
546 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
547 PHI chains of ssa names registered for update.
549 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
552 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
553 non-offsettable and pre_modify update addressing.
554 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
555 and "2" alternatives "#".
556 (*movdd_softfloat32): Make all alternatives "#";
557 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
558 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
559 (*movdf_softfloat32): Make all alternatives "#";
560 (movdi): Use the new DIFD mode iterator to create a common splitter
561 for movdi, movdf and movdd patterns.
563 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
565 * common.opt (dumpdir): Remove redundant tab.
567 2010-03-17 Martin Jambor <mjambor@suse.cz>
569 PR tree-optimization/43347
570 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
571 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
573 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
575 PR rtl-optimization/42216
576 * regrename.c (create_new_chain): New function, broken out from...
577 (scan_rtx_reg): ... here. Call it. Handle the case where we are
578 appending a use to an empty chain.
579 (build_def_use): Remove previous changes that convert OP_INOUT to
580 OP_OUT operands; instead detect the case where an OP_INOUT operand
581 uses a previously untracked register and create an empty chain for it.
583 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
585 * doc/extend.texi (Function Attributes): Rewrite unfinished
586 sentence in ms_abi documentation.
588 2010-03-17 Alan Modra <amodra@gmail.com>
590 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
591 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
592 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
593 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
595 2010-03-16 Richard Henderson <rth@redhat.com>
598 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
599 (lower_try_finally): Save and restore eh_seq around the expansion
602 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
604 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
605 statements before splitting block.
607 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
609 * doc/sourcebuild.texi (Testsuites): Fix markup.
610 Use pathnames relative to gcc/testsuite.
611 (Test Directives): Move description of how timeout is determined.
612 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
613 (C Tests): Correct gcc.misc-tests directory.
614 Framework tests now live in gcc.test-framework.
616 2010-03-16 Richard Guenther <rguenther@suse.de>
619 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
620 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
622 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
623 Alexandre Oliva <aoliva@redhat.com>
625 PR tree-optimization/42917
626 * lambda-code.c (remove_iv): Skip debug statements.
627 (lambda_loopnest_to_gcc_loopnest): Likewise.
628 (not_interesting_stmt): Debug statements are not interesting.
630 2010-03-16 Jakub Jelinek <jakub@redhat.com>
634 * cselib.c (cselib_preserve_constants,
635 cfa_base_preserved_val): New static variables.
636 (preserve_only_constants): New function.
637 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
638 clear its REG_VALUES. If cselib_preserve_constants, don't
639 empty the whole hash table, but preserve there VALUEs with constants,
640 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
641 (cselib_preserve_cfa_base_value): New function.
642 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
643 (cselib_init): Change argument to int bitfield. Set
644 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
646 (cselib_finish): Clear cselib_preserve_constants and
647 cfa_base_preserved_val.
648 * cselib.h (enum cselib_record_what): New enum.
649 (cselib_init): Change argument to int.
650 (cselib_preserve_cfa_base_value): New prototype.
651 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
652 * dse.c (dse_step1): Likewise.
653 * cfgcleanup.c (thread_jump): Likewise.
654 * sched-deps.c (sched_analyze): Likewise.
655 * gcse.c (local_cprop_pass): Likewise.
656 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
657 If FN is non-NULL, call the callback always and whenever it returns
658 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
659 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
660 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
661 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
662 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
663 * var-tracking.c: Include recog.h.
664 (bb_stack_adjust_offset): Remove.
665 (vt_stack_adjustments): Don't call it, instead just gather the
666 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
667 (adjust_stack_reference): Remove.
668 (compute_cfa_pointer): New function.
669 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
670 (struct adjust_mem_data): New type.
671 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
673 (get_address_mode): New function.
674 (replace_expr_with_values): Use it.
675 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
676 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
677 (adjust_sets): Remove.
678 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
679 Use get_address_mode.
680 (get_adjusted_src): Remove.
681 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
682 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
683 (add_with_sets): Don't call adjust_sets.
684 (fp_setter, vt_init_cfa_base): New functions.
685 (vt_initialize): Change return type to bool. Move most of pool etc.
686 initialization to the beginning of the function from end. Pass
687 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
688 If !frame_pointer_needed, call vt_stack_adjustment before mos
689 vector is filled, call vt_init_cfa_base if argp/framep has been
690 eliminated to sp. If frame_pointer_needed and argp/framep has
691 been eliminated to hard frame pointer, set
692 hard_frame_pointer_adjustment and call vt_init_cfa_base after
693 encountering fp setter in the prologue. For MO_ADJUST, call
694 log_op_type before pusing the op into mos vector, not afterwards.
695 Call adjust_insn before cselib_process_insn/add_with_sets,
696 call cancel_changes (0) afterwards.
697 (variable_tracking_main_1): Adjust for vt_initialize calling
698 vt_stack_adjustments and returning whether it succeeded or not.
700 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
702 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
705 2010-03-15 Jakub Jelinek <jakub@redhat.com>
707 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
709 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
710 drap_reg has not been set.
712 2010-03-15 Michael Matz <matz@suse.de>
715 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
716 use it to expand block copies.
717 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
718 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
719 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
721 2010-03-15 Richard Guenther <rguenther@suse.de>
723 PR tree-optimization/43367
724 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
727 2010-03-15 Richard Guenther <rguenther@suse.de>
729 PR tree-optimization/43317
730 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
732 2010-03-15 Martin Jambor <mjambor@suse.cz>
734 PR tree-optimization/43141
735 * tree-sra.c (create_abstract_origin): New function.
736 (modify_function): Call create_abstract_origin.
738 2010-03-15 Chris Demetriou <cgd@google.com>
740 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
743 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
746 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
747 call insert_out_of_ssa_copy for default definitions.
749 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
751 * graphite-clast-to-gimple.c (my_long_long): Defined.
752 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
753 * graphite-sese-to-poly.c (my_long_long): Defined.
754 (scop_ivs_can_be_represented): Use it.
756 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
758 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
759 graphite-max-bbs-per-function, and loop-block-tile-size.
760 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
762 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
764 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
766 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
768 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
769 (add_upper_bounds_from_estimated_nit): New.
770 (build_loop_iteration_domains): Use it.
772 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
774 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
776 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
779 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
780 should be an INTEGER_CST. Also handle CASE_CONVERT.
782 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
784 * graphite.c (graphite_initialize): To bound the number of bbs per
785 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
786 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
787 * doc/invoke.texi: Document it.
789 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
791 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
792 * graphite-sese-to-poly.h (build_poly_scop): Same.
794 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
796 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
797 the number of parameters in the scop. Use as an upper bound
798 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
799 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
800 * doc/invoke.texi: Document it.
802 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
804 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
805 * doc/c-tree.texi: Remove.
806 * doc/generic.texi: Merge c-tree.texi here.
807 * doc/gccint.texi (Trees): Remove menu entry.
808 (c-tree.texi): Remove @include.
809 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
810 * doc/languages.texi (Reading RTL): Ditto.
812 2010-03-12 Steve Ellcey <sje@cup.hp.com>
815 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
817 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
820 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
821 code added to work around reload clobbering CONST insns.
823 2010-03-12 Jakub Jelinek <jakub@redhat.com>
825 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
826 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
827 (cselib_preserve_only_values): Remove retain argument, don't
828 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
829 * cselib.h (cselib_preserve_only_values): Remove retain argument.
830 * var-tracking.c (micro_operation): Move insn field before union.
831 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
832 (struct variable_tracking_info_def): Remove n_mos field, change
833 mos into a vector of micro_operations.
834 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
835 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
836 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
837 changing into a vector.
838 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
839 come before all other uops generated by add_stores.
840 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
842 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
843 a vector. Run just one pass over the bbs instead of separate counting
844 and computation phase.
845 (vt_finalize): Free VTI (bb)->mos vector instead of array.
848 * tree-inline.c (remap_decls): Put old_var rather than origin_var
849 into *nonlocalized_list vector.
850 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
851 even if origin is non-NULL.
852 (gen_variable_die): Likewise.
853 (process_scope_var): Don't change origin.
854 (gen_decl_die): Likewise.
855 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
856 before adding new edges instead of after it, fix moving over
859 2010-03-11 David S. Miller <davem@davemloft.net>
861 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
863 * configure: Rebuild.
865 2010-03-11 Martin Jambor <mjambor@suse.cz>
867 PR tree-optimization/43257
868 * tree.c (assign_assembler_name_if_neeeded): New function.
869 (free_lang_data_in_cgraph): Assembler name assignment moved to the
871 * tree.h (assign_assembler_name_if_neeeded): Declare.
872 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
873 the function if needed.
875 2010-03-11 Chris Demetriou <cgd@google.com>
877 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
878 include/stdint-gcc.h, and include/stdint.h world-readable.
880 2010-03-11 Richard Guenther <rguenther@suse.de>
882 PR tree-optimization/43255
883 * tree-vrp.c (process_assert_insertions_for): Do not insert
884 asserts for trivial conditions.
886 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
888 PR tree-optimization/43280
889 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
890 generation. Move calculation of size out of the if branch.
891 (find_bswap): Modify compare number generation.
893 2010-03-11 Richard Guenther <rguenther@suse.de>
896 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
897 (input_gimple_stmt): Fixup handled component types during
898 operand read. Also fix up decls in ADDR_EXPRs.
900 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
902 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
903 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
905 2010-03-10 Jan Hubicka <jh@suse.cz>
908 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
909 * varasm.c (get_variable_section): Don't do that here...
910 (make_decl_rtl): ... and here.
911 (do_assemble_alias): Produce decl RTL.
912 (assemble_alias): Likewise.
914 2010-03-10 Jakub Jelinek <jakub@redhat.com>
917 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
918 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
920 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
921 (based_loc_descr): Only express drap or vdrap regno based expressions
922 using DW_OP_fbreg when not optimizing.
923 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
924 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
925 REG_CFA_SET_VDRAP note.
927 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
929 PR tree-optimization/43236
930 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
931 error in calculation of base address in reverse iteration case.
932 (generate_builtin): Take number of latch executions if the statement
935 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
938 * tree-eh.c: Include pointer-set.h.
939 (lower_eh_dispatch): Filter out duplicate case labels and
940 remove the unneeded edge when the label is unused. Return
941 true when some edges are removed.
942 (execute_lower_eh_dispatch): When any lowering resulted in
943 removing an edge, also delete unreachable blocks.
945 2010-03-10 Jakub Jelinek <jakub@redhat.com>
948 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
949 UNSPEC_MACHOPIC_OFFSET.
951 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
954 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
955 (m68k_delegitimize_address): New function.
957 2010-03-09 Jakub Jelinek <jakub@redhat.com>
960 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
963 * var-tracking.c (adjust_sets): New function.
964 (count_with_sets, add_with_sets): Use it.
965 (get_adjusted_src): New inline function.
966 (add_stores): Use it.
969 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
970 call cselib_dummy_expand_value_rtx_cb instead of
971 cselib_expand_value_rtx_cb.
974 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
975 * config/i386/i386.c: Include debug.h and dwarf2out.h.
976 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
977 and .cfi_endproc around the pic thunks.
978 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
979 all queued unwind info register saves are saved before the call.
980 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
981 considered as sp-=4 for unwind info and the pop as sp+=4 which
982 also clobbers dest, but doesn't actually restore it.
985 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
988 2010-03-09 Jie Zhang <jie@codesourcery.com>
990 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
991 whitespaces in output template.
993 2010-03-09 Jie Zhang <jie@codesourcery.com>
995 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
998 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1000 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
1001 builtins.exp in a separate job.
1003 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1005 * graphite-sese-to-poly.c (add_param_constraints): Use
1006 lower_bound_in_type and upper_bound_in_type.
1008 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1010 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
1011 instead of unsigned_type_node.
1013 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1014 Reza Yazdani <reza.yazdani@amd.com>
1017 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
1018 on pointer type parameters.
1020 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1024 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
1025 handle conversions from pointer to integers.
1026 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1027 induction variable, to be able to work with code generated by CLooG.
1028 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1029 (build_poly_scop): Bail out if we cannot codegen a loop.
1031 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1033 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1034 code generation with gloog_error.
1036 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1038 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1039 Call fold_convert on all the returned values.
1040 (expand_scalar_variables_expr): Pass to
1041 expand_scalar_variables_ssa_name the type of the resulting expression.
1043 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1045 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1046 ppl_min_for_le_pointset.
1047 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1048 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1050 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1052 * graphite-dependences.c (map_into_dep_poly): Removed.
1053 (dependence_polyhedron_1): Use combine_context_id_scat.
1055 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1057 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1058 (struct poly_bb): Same.
1059 (combine_context_id_scat): New.
1061 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1064 * sese.c (name_defined_in_loop_p): Return false for default
1067 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1069 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1070 and clean up the logic.
1072 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1074 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1077 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1079 * var-tracking.c (remove_cselib_value_chains): Define only for
1081 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1082 delete_slot_part, emit_notes_for_differences_1): Don't call
1083 remove_cselib_value_chains here.
1084 (set_slot_part, emit_notes_for_differences_2): Don't call
1085 add_cselib_value_chains here.
1086 (preserved_values): New vector.
1087 (preserve_value): New function.
1088 (add_uses, add_stores, vt_add_function_parameters): Use it
1089 instead of cselib_preserve_value.
1090 (changed_values_stack): New vector.
1091 (check_changed_vars_0): New function.
1092 (check_changed_vars_1, check_changed_vars_2): Use it.
1093 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1094 changed_values_stack VALUEs.
1095 (vt_emit_notes): For all preserved_values call
1096 add_cselib_value_chains. If ENABLE_CHECKING call
1097 remove_cselib_value_chains before verifying value_chains is empty.
1098 Initialize and free changed_values_stack.
1099 (vt_initialize): Initialize preserved_values.
1100 (vt_finalize): Free preserved_values.
1102 2010-03-08 Richard Guenther <rguenther@suse.de>
1104 PR tree-optimization/43269
1105 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1108 2010-03-08 Martin Jambor <mjambor@suse.cz>
1110 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1111 (ipa_is_param_called): Removed.
1112 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1113 (ipa_print_node_params): Do not print the called flag.
1114 (ipa_write_node_info): Do not stream the called flag.
1115 (ipa_read_node_info): Likewise.
1117 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1120 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1121 * cselib.c (struct expand_value_data): Add dummy field.
1122 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1124 (cselib_dummy_expand_value_rtx_cb): New function.
1125 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1127 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1128 * var-tracking.c: Include pointer-set.h.
1129 (variable): Change n_var_parts to char from int. Add
1130 cur_loc_changed and in_changed_variables fields.
1131 (variable_canonicalize): Remove.
1132 (shared_var_p): New inline function.
1133 (unshare_variable): Maintain cur_loc_changed and
1134 in_changed_variables fields. If var was in changed_variables,
1135 replace it there with new_var. Just copy cur_loc instead of
1136 resetting it to something else.
1137 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1138 (dataflow_set_union): Don't call variable_canonicalize.
1139 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1140 of their DEBUG_EXPR_TREE_DECLs.
1141 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1142 and in_changed_variables and cur_loc_changed is false.
1143 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1144 and cur_loc_changed. Don't update cur_loc here.
1145 (variable_merge_over_src): Don't call variable_canonicalize.
1146 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1147 removing loc that is equal to cur_loc, clear cur_loc,
1148 set cur_loc_changed and ensure variable_was_changed is called.
1149 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1150 compare pointers in cur_loc check, if it is equal to loc,
1151 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1152 (variable_different_p): Remove compare_current_location argument,
1153 don't compare cur_loc.
1154 (dataflow_set_different_1): Adjust variable_different_p caller.
1155 (variable_was_changed): If dv had some var in changed_variables
1156 already, reset in_changed_variables flag for it and propagate
1157 cur_loc_changed over to the new variable. On empty var
1158 always set cur_loc_changed. Set in_changed_variables on whatever
1159 var is added to changed_variables.
1160 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1161 Use shared_var_p. When removing loc that is equal to cur_loc,
1162 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1163 end, don't set it to something else, just call variable_was_changed.
1164 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1165 loc being removed, clear cur_loc and set cur_loc_changed.
1166 Set cur_loc_changed if all locations have been removed.
1167 (struct expand_loc_callback_data): New type.
1168 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1169 allocated. Always create SUBREGs if simplify_subreg failed.
1170 Prefer to use cur_loc, when that fails and still in
1171 changed_variables (and seen first time) recompute it. Set
1172 cur_loc_changed of variables which had to change cur_loc and
1173 compute elcd->cur_loc_changed if any of the subexpressions used
1174 had to change cur_loc.
1175 (vt_expand_loc): Adjust to pass arguments in
1176 expand_loc_callback_data structure.
1177 (vt_expand_loc_dummy): New function.
1178 (emitted_notes): New variable.
1179 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1180 that weren't used for any other decl in current
1181 emit_notes_for_changes call call vt_expand_loc_dummy to update
1182 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1183 first loc_chain location if NULL before. Always use just
1184 cur_loc instead of first loc_chain location. When cur_loc_changed
1185 is false, when not --enable-checking=rtl just don't emit any note.
1186 When rtl checking, compute the note and assert it is the same
1187 as previous note. Clear cur_loc_changed and in_changed_variables
1188 at the end before removing from changed_variables.
1189 (check_changed_vars_3): New function.
1190 (emit_notes_for_changes): Traverse changed_vars to call
1191 check_changed_vars_3 on each changed var.
1192 (emit_notes_for_differences_1): Clear cur_loc_changed and
1193 in_changed_variables. Recompute cur_loc of new_var.
1194 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1195 (vt_emit_notes): Initialize and destroy emitted_notes.
1197 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1199 PR rtl-optimization/42220
1200 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1201 Use verify_reg_tracked to determine if we should use OP_OUT rather
1203 (build_def_use): If we see an in-out operand for a register that we
1204 know nothing about, treat is an output if possible, fail the block if
1207 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1210 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1213 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1216 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1217 uses of relevant DEFs that are dead outside the loop too.
1219 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1221 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1223 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1225 * var-tracking.c (values_to_unmark): New variable.
1226 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1227 values_to_unmark vector. Moved body to...
1228 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1229 instead queue it into values_to_unmark vector.
1230 (vt_find_locations): Free values_to_unmark vector.
1232 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1234 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1235 (site.exp): Export them when plugins are enabled.
1237 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1240 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1242 (chrec_fold_multiply): Same.
1244 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1247 * c-decl.c (build_compound_literal): Return early if init is
1250 2010-03-04 Martin Jambor <mjambor@suse.cz>
1252 PR tree-optimization/43164
1253 PR tree-optimization/43191
1254 * tree-sra.c (type_consists_of_records_p): Reject records with
1255 zero-size bit-fields at the end.
1257 2010-03-04 Mike Stump <mikestump@comcast.net>
1259 * Makefile.in (TAGS): Remove *.y.
1261 2010-03-04 Richard Guenther <rguenther@suse.de>
1263 PR tree-optimization/40761
1264 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1266 (my_rev_post_order_compute): New function.
1267 (init_pre): Call it.
1269 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1272 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1273 decrease the cost of an IV candidate when the cost is infinite.
1275 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1277 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1278 Use '3DNow!' for the extension of that name, ensure normal space
1280 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1282 2010-03-03 Jeff Law <law@redhat.com>
1284 * PR middle-end/32693
1285 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1286 than gen_rtx_SUBREG.
1287 (extract_bit_field_1): Likewise.
1289 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1291 * doc/sourcebuild.texi (Test directives): Document that arguments
1292 include-opts and exclude-opts are now optional for dg-skip-if,
1293 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1295 2010-03-03 Jason Merrill <jason@redhat.com>
1298 * cgraph.h (varpool_node): Add extra_name field.
1299 * varpool.c (varpool_extra_name_alias): New.
1300 (varpool_assemble_decl): Emit extra name aliases.
1301 (varpool_mark_needed_node): Look past an extra name alias.
1302 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1303 * lto-streamer-in.c (lto_input_tree): Read it.
1304 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1306 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1308 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1309 (sparc*-*-solaris2*): ...this.
1311 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1314 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1315 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1316 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1317 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1320 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1321 fallthrough to default handling, just with want_address 0 instead of 2.
1322 For single element lists, add_AT_loc directly, otherwise create an
1323 artificial variable DIE and stick location list to it.
1326 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1327 (VAL_EXPR_HAS_REVERSE): Define.
1328 (reverse_op): New function.
1329 (add_stores): For reversible operations add an extra MO_VAL_USE.
1331 2010-03-02 Jason Merrill <jason@redhat.com>
1333 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1335 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1337 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1338 (sparc64-*-linux*): Likewise.
1339 (sparc64-*-solaris2*): Include assembler files before linker ones.
1340 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1341 * config/sparc/gas.h: Delete.
1342 * config/sparc/sol2-64.h: Add copyright notice.
1343 * config/sparc/sol2-gas-bi.h: Likewise.
1344 * config/sparc/sol2-gld.h: Likewise.
1345 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1346 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1347 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1348 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1349 (sparc_elf_asm_named_section): Rename into...
1350 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1352 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1354 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1356 2010-03-02 Jeff Law <law@redhat.com>
1359 * reload1.c (rtx_p, substitute_stack): Declare.
1360 (substitute): Record addresses of changed rtxs.
1361 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1362 Restore the original rtx when complete.
1363 (reload): Free subsitute_stack when complete.
1365 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1367 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1368 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1370 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1371 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1372 Torture Tests): Change from subsection to section.
1374 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1375 Steven Bosscher <steven@gcc.gnu.org>
1377 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1380 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1383 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1384 the assignment from the new induction variable to the assignment
1385 of the value from the original loop PHI function.
1387 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1388 Daniel Jacobowitz <dan@codesourcery.com>
1390 * doc/sourcebuild.texi (Test directives): Clarify options to
1393 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1395 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1396 Disable cfi directives unless GCC and gas agree on using read-only
1397 .eh_frame sections for 64-bit.
1398 * configure: Regenerate.
1400 2010-03-01 Richard Guenther <rguenther@suse.de>
1402 PR tree-optimization/43220
1403 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1404 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1406 2010-03-01 Richard Guenther <rguenther@suse.de>
1407 Martin Jambor <mjambor@suse.cz>
1410 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1411 gimplified parameters.
1413 2010-03-01 Christian Bruel <christian.bruel@st.com>
1415 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1417 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1419 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1421 2010-03-01 Richard Guenther <rguenther@suse.de>
1424 * expr.c (expand_assignment): Use the alias-oracle to tell
1425 if the rhs aliases the result decl.
1427 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1430 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1431 to sol_gt_pch_get_address.
1432 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1433 64-bit, SPARC and x86.
1434 (sol_gt_pch_get_address): New function.
1436 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1438 * toplev.h (inform_n, error_n): Declare.
1439 * diagnostic.c (inform_n, error_n): New function.
1441 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1443 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1444 has no rtl yet when processing local_decls, queue it and recheck
1445 if deferred stack allocation hasn't assigned it rtl.
1447 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1449 * config/sh/sh.c (unspec_bbr_uid): New.
1450 (gen_block_redirect): Use it instead of INSN_UID.
1451 (gen_far_branch): Likewise.
1453 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1455 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1456 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1458 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1460 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1461 (Warning Options): -Wno-conversion-null is valid for
1462 Objective-C++ as well.
1463 * doc/tm.texi (Named Address Spaces): Likewise.
1464 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1465 * doc/tree-ssa.texi (Tree SSA): Likewise.
1467 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1470 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1471 by default. Don't set the default arch for
1472 i[34567]86-*-darwin*|x86_64-*-darwin*.
1474 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1477 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1478 default. Set the default 32bit/64bit archs with $with_arch
1479 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1481 2010-02-27 Richard Guenther <rguenther@suse.de>
1483 PR tree-optimization/43186
1484 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1485 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1486 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1487 unroller iterations.
1489 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1491 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1492 required and i[34567]86-*-* targets don't support 64bit ISA.
1494 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1497 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1500 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1502 * config.gcc: Set the default arch at least to Prescott for
1503 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1504 if SSE math is enabled.
1506 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1508 * diagnostic.c (diagnostic_initialize): Update.
1509 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1511 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1512 (diagnostic_inhibit_notes): New.
1513 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1515 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1518 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1519 * doc/standards.texi: Likewise.
1520 * doc/extend.texi: Likewise.
1521 * doc/trouble.texi: Likewise.
1522 * doc/cppopts.texi: Likewise.
1523 * doc/install.texi: Likewise.
1524 * c.opt (std=c90,std=gnu90): New options.
1525 * c-opts.c (c_common_handle_option): Handle them.
1527 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1530 * c-decl.c (undeclared_variable): Use an informative note.
1532 2010-02-26 Richard Guenther <rguenther@suse.de>
1534 PR tree-optimization/43186
1535 * gimple.h (gimple_fold): Remove.
1536 * gimple.c (gimple_fold): Remove. Inline into single user ...
1537 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1538 Try harder for conditions.
1540 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1543 * function.c (used_types_insert): Don't skip through named pointer
1544 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1545 and it is different from the main variant's type.
1547 2010-02-26 Nick Clifton <nickc@redhat.com>
1549 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1551 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1553 * config.gcc: Support --with-fpmath=sse for x86.
1555 * config/i386/ssemath.h: New.
1557 * doc/install.texi (--with-fpmath=sse): Documented.
1559 2010-02-26 Richard Guenther <rguenther@suse.de>
1561 PR tree-optimization/43188
1562 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1563 vector types of over-aligned element type.
1565 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1568 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1569 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1571 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1573 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1575 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1577 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1578 * var-tracking.c: Include diagnostic.h.
1579 (debug_dv): New function.
1580 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1583 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1584 (add_value_chain, add_value_chains, remove_value_chain,
1585 remove_value_chains): Handle DEBUG_EXPRs.
1586 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1589 * regcprop.c (struct queued_debug_insn_change): New type.
1590 (struct value_data_entry): Add debug_insn_changes field.
1591 (struct value_data): Add n_debug_insn_changes field.
1592 (debug_insn_changes_pool): New variable.
1593 (free_debug_insn_changes, apply_debug_insn_changes,
1594 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1595 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1596 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1598 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1600 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1601 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1602 changes, call cprop_find_used_regs via note_stores.
1603 (copyprop_hardreg_forward): When copying vd from predecessor
1604 which has any queued DEBUG_INSN changes, make sure the pointers are
1605 cleared. At the end call df_analyze and then if there are any
1606 DEBUG_INSN changes queued at the end of some basic block for still
1607 live registers, apply them.
1608 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1610 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1612 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1615 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1617 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1618 targets. Set the default with_cpu/with_arch from arch/cpu.
1619 Allow x86-64 and native for with_cpu/with_arch.
1621 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1623 * ebitmap.c: Change calls to verify_popcount with calls to
1624 sbitmap_verify_popcount.
1625 (ebitmap_clear_bit): Fixed map->cacheindex test and
1626 map>cache update when bit clearing results in an empty
1629 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1632 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1633 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1634 and support both V2DF and V2DI modes.
1635 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1636 support both V2DF and V2DI modes.
1637 (general): Delete trailing whitespace from a few patterns.
1639 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1640 V2DF/V2DI interleave high/low builtins.
1642 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1645 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1646 interleave high/low functions.
1648 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1650 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1651 #pragma extern_prefix.
1653 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1656 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1657 BLKmode, assert op0 is a MEM and just adjust its mode.
1660 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1661 if bitpos isn't multiple of mode's bitsize.
1663 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1665 * c.opt (-ftemplate-depth=): New.
1666 (-ftemplate-depth-): Deprecate.
1667 * optc-gen.awk: Handle -ftemplate-depth=.
1668 * opth-gen.awk: Likewise.
1669 * c-opts.c (c_common_handle_option): Likewise.
1670 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1672 2010-02-24 Jason Merrill <jason@redhat.com>
1674 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1676 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1678 * cfg.c (alloc_aux_for_block): Remove inline.
1679 (alloc_aux_for_edge): Likewise.
1681 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1683 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1685 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1687 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1688 * config/i386/sol2-gas.h: New file.
1689 * config.gcc (i[34567]86-*-solaris2*): Use it.
1691 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1694 * c-typeck.c (ep_convert_and_check): New.
1695 (build_conditional_expr): Use it.
1696 (build_binary_op): Likewise.
1698 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1700 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1703 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1704 bounds even for -O+.
1705 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1706 expr needs to have DECL_NAME set.
1708 2010-02-24 Nick Clifton <nickc@redhat.com>
1710 * config/mep/mep.c: Include gimple.h.
1711 (mep_function_uses_sp): Delete unused function.
1712 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1713 parameters. Use unsigned integers to count args. Return a
1714 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1716 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1719 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1720 greater or equal to nelt instead of 2 * nelt.
1721 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1724 2010-02-23 Jason Merrill <jason@redhat.com>
1727 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1728 in cfun->local_decls even if they have register types.
1731 * stor-layout.c (place_field): Don't warn about unnecessary
1732 DECL_PACKED if the type is packed.
1734 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1737 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1738 GOTOFF relocs, even when the base reg isn't pic pointer.
1740 2010-02-23 Michael Matz <matz@suse.de>
1743 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1744 (expand_gimple_basic_block): Generate and use debug temps if there
1745 are debug uses left after the last real use of TERed ssa names.
1746 Unlink debug immediate uses when they are expanded.
1748 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1751 * config/i386/i386.c (override_options): Reorganise to provide
1752 better error messages.
1754 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1757 * graphite-scop-detection.c (create_single_exit_edge): Move
1758 the call to find_single_exit_edge to....
1759 (create_sese_edges): ...here. Don't handle multiple edges
1760 exiting the function.
1761 (build_graphite_scops): Don't handle multiple edges
1762 exiting the function.
1764 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1767 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1768 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1770 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1773 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1775 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1778 * c-typeck.c (convert_arguments): Print declaration location.
1779 * c-common.c (validate_nargs): Rename as
1780 builtin_function_validate_nargs.
1781 (check_builtin_function_arguments): Update.
1783 2010-02-22 Richard Guenther <rguenther@suse.de>
1786 * tree-inline.c (declare_return_variable): Use the type of
1787 the call stmt lhs if available.
1789 2010-02-22 Duncan Sands <baldrick@free.fr>
1791 * passes.c (register_pass): Always consider all pass lists when
1792 ref_pass_instance_number is zero.
1794 2010-02-22 Richard Guenther <rguenther@suse.de>
1796 PR tree-optimization/42749
1797 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1798 parameter. Do arithmetic in the original type.
1799 (update_accumulator_with_ops): Likewise.
1800 (adjust_accumulator_values): Adjust.
1802 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1804 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1805 (QI to BLKmode splitter): New splitter.
1807 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1809 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1810 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1812 2010-02-22 Richard Guenther <rguenther@suse.de>
1814 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1816 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1818 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1819 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1820 ($(T)crti.o, $(T)crtn.o): Remove rules.
1822 2010-02-21 Tobias Burnus <burnus@net-b.de>
1825 * doc/invoke.texi (-fassociative-math): Document that this
1826 option is automatically enabled for Fortran.
1828 2010-02-20 David S. Miller <davem@davemloft.net>
1830 * configure.ac: Test if linker and assembler properly support
1831 GOTDATA_OP relocations.
1832 * configure: Rebuild.
1833 * config.in: Likewise.
1834 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1835 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1836 (movsi_high_pic): Likewise.
1837 (movdi_lo_sum_pic): Likewise.
1838 (movdi_high_pic): Likewise.
1839 (movsi_pic_gotdata_op): New pattern.
1840 (movdi_pic_gotdata_op): Likewise.
1841 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1842 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1844 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1847 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1848 attribute to ssemul.
1849 (xop_mulv2div2di3_high): Ditto.
1851 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1854 * c.opt (Wconversion-null): New option.
1855 * doc/invoke.texi (Wconversion-null): Document.
1857 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1859 * common.opt (Wlarger-than-): Add Undocumented.
1861 2010-02-19 Mike Stump <mikestump@comcast.net>
1863 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1865 2010-02-19 Jason Merrill <jason@redhat.com>
1868 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1869 * configure: Likewise.
1871 2010-02-20 Alan Modra <amodra@gmail.com>
1874 * cgraph.h (cgraph_make_decl_local): Declare.
1875 * cgraph.c (cgraph_make_decl_local): New function.
1876 (cgraph_make_node_local): Use it.
1877 * cgraphunit.c (cgraph_function_versioning): Likewise.
1878 * ipa.c (function_and_variable_visibility): Likewise.
1880 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1883 * except.c (sjlj_emit_function_enter): Don't call
1884 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1886 * rtl.h (add_reg_br_prob_note): Remove prototype.
1888 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1891 * c-common.c (conversion_warning): Remove widening conversions
1892 before checking the conversion of integers to reals.
1894 2010-02-19 Mike Stump <mikestump@comcast.net>
1897 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1900 * cgraphunit.c (process_function_and_variable_attributes): Check
1901 DECL_PRESERVE_P instead of looking up attribute "used".
1902 * ipa-pure-const.c (check_decl): Likewise.
1903 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1904 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1905 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1906 instead of attribute "used".
1907 * config/sol2-c.c (solaris_pragma_init): Likewise.
1908 (solaris_pragma_fini): Likewise.
1910 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1912 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1913 Use XCNEW instead of xcalloc.
1914 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1915 XNEW instead of xmalloc.
1916 (get_fields): Use XNEWVEC instead of xmalloc.
1919 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1920 populate vars array.
1921 (create_new_general_access): For debug stmts just reset value.
1922 (get_stmt_accesses): For accesses within debug stmts just record them
1923 using add_access_to_acc_sites instead of preventing the peeling or
1924 counting them as accesses.
1927 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1929 2010-02-19 Richard Guenther <rguenther@suse.de>
1931 PR tree-optimization/42916
1932 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1935 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1937 * configure.ac: Replace all uses of changequote in macro arguments
1938 with proper quoting.
1940 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1943 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1945 2010-02-19 Richard Guenther <rguenther@suse.de>
1947 PR tree-optimization/42944
1948 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1949 test for aliasing with errno.
1951 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1954 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1955 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1956 * dojump.c: Include output.h.
1957 (inv): New inline function.
1958 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1959 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1960 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1961 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1962 argument, pass it down to other calls.
1963 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1964 add REG_BR_PROB note to the conditional jump.
1965 * cfgexpand.c (add_reg_br_prob_note): Removed.
1966 (expand_gimple_cond): Don't call it, add the probability
1967 as last argument to jumpif_1/jumpifnot_1.
1968 * Makefile.in (dojump.o): Depend on output.h.
1969 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1971 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1972 * stmt.c (do_jump_if_equal): Likewise.
1973 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1974 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1975 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1977 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1978 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1979 jumpifnot_1 callers.
1980 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1982 (store_expr): Adjust jumpifnot caller.
1983 (store_constructor): Adjust jumpif caller.
1986 * gimplify.c (gimple_boolify): For __builtin_expect call
1987 gimple_boolify also on its first argument.
1989 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1991 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1993 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1994 * configure: Regenerated.
1996 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1998 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1999 lang_hooks.types_compatible_p instead of comptypes.
2001 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
2003 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
2004 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
2005 if __prefer_thumb__ is defined.
2007 2010-02-18 Martin Jambor <mjambor@suse.cz>
2009 PR tree-optimization/43066
2010 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
2011 array with zero-sized element type.
2013 2010-02-18 Jakub Jelinek <jakub@redhat.com>
2015 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
2016 rtx, allocate struct var_loc_node here and return it to the
2017 caller, and only if it is actually needed.
2018 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
2019 move it earlier and return immediately if it returns NULL.
2021 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
2023 * config/sparc/gas.h: New file. Restore
2024 TARGET_ASM_NAMED_SECTION to its ELF default.
2025 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2027 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2028 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2029 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2030 after sparc/sysv4.h.
2032 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2034 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2036 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2038 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2039 patterns from predicated pattern.
2041 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2044 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2045 for insn mnemonic suffix.
2047 2010-02-17 Richard Guenther <rguenther@suse.de>
2049 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2052 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2055 * caller-save.c (save_call_clobbered_regs): If BB ends with
2056 a DEBUG_INSN, move any notes in between last real insn and the last
2057 DEBUG_INSN after the last DEBUG_INSN.
2059 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2061 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2062 Fix return type. Fix argument type. Explain meaning of return value.
2064 2010-02-16 Richard Guenther <rguenther@suse.de>
2066 PR tree-optimization/41043
2067 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2068 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2070 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2072 2010-02-16 Ira Rosen <irar@il.ibm.com>
2074 PR tree-optimization/43074
2075 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2076 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2077 vectorizable cycles in hybrid SLP check.
2078 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2080 2010-02-16 Richard Guenther <rguenther@suse.de>
2082 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2083 (true_dependence): If memrefs_conflict_p computes must-alias
2084 trust it. Move TBAA check after offset-based disambiguation.
2085 (canon_true_dependence): Likewise.
2087 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2089 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2090 * doc/invoke.texi: Document it.
2091 * var-tracking.c: Include toplev.h and params.h.
2092 (vt_find_locations): Return bool indicating success. Compute
2093 hash sizes unconditionally. Check new parameter, report.
2094 (variable_tracking_main_1): Check vt_find_locations results and
2095 retry. Renamed from...
2096 (variable_tracking_main): ... this. New wrapper to preserve
2097 flag_var_tracking_assignments.
2098 * Makefile.in (var-tracking.o): Adjust dependencies.
2100 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2101 Jakub Jelinek <jakub@redhat.com>
2104 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2105 if weak_import attribute is present.
2106 * config/darwin.c (machopic_select_section): Likewise.
2108 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2110 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2111 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2112 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2113 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2115 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
2117 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2120 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2121 Rewrite text to refer to the names.
2123 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2125 * config/i386/i386-builtin-types.def
2126 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2127 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2128 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2129 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2130 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2131 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2132 IX86_BUILTIN_VPERMIL2PS256.
2133 (MULTI_ARG_4_DF2_DI_I): Defined.
2134 (MULTI_ARG_4_DF2_DI_I1): Defined.
2135 (MULTI_ARG_4_SF2_SI_I): Defined.
2136 (MULTI_ARG_4_SF2_SI_I1): Defined.
2137 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2138 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2139 __builtin_ia32_vpermil2ps256.
2140 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2141 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2142 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2143 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2144 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2145 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2146 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2147 CODE_FOR_xop_vpermil2v8sf3.
2148 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2149 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2150 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2151 (_mm256_permute2_pd): New.
2152 (_mm_permute2_ps): New.
2153 (_mm256_permute2_ps): New.
2155 2010-02-15 Nick Clifton <nickc@redhat.com>
2157 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
2158 boolean parameters. Use emit_jump_insn when emitting a pop
2159 instruction containing a return insn.
2160 (push): Use 'true' rather than '1' as second parameter to F.
2161 (h8300_expand_prologue): Likewise.
2162 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2163 (h8300_expand_epilogue): Likewise.
2165 2010-02-15 Richard Guenther <rguenther@suse.de>
2168 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2171 2010-02-15 Nick Clifton <nickc@redhat.com>
2173 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2176 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2178 * intl.c (fake_ngettext): New function.
2179 * intl.h (fake_ngettext): Declare.
2180 (ngettext): Define macro.
2181 * collect2.c (notice_translated): New function.
2182 (main): Use notice_translated and ngettext.
2183 * collect2.h (notice_translated): Declare.
2185 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2187 * reorg.c (delete_computation): Comment fixes.
2188 * caller-save.c (setup_save_areas): Idem.
2189 * sel-sched-dump.c (dump_lv_set): Idem.
2192 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2194 * config/s390/s390.c (s390_sched_init): New function.
2195 (TARGET_SCHED_INIT): Target hook defined.
2197 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2198 Jack Howarth <howarth@bromo.med.uc.edu>
2199 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2202 Partial revert of unintended change in fix for PR41605.
2203 * config/darwin.h: Fix typo.
2204 * config/darwin9.h: Same.
2206 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2208 * c-pch.c (pch_init): Clear v.
2210 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2213 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2214 graphite_can_represent_init for MULT_EXPR.
2216 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2220 * graphite-sese-to-poly.c (remove_phi): New.
2221 (translate_scalar_reduction_to_array): Call remove_phi.
2223 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2226 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2227 * graphite-clast-to-gimple.h (gloog): Update declaration.
2228 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2229 * graphite-poly.h (struct poly_bb): Add missing comments.
2230 (struct scop): Add poly_scop_p field.
2232 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2233 * graphite.c (graphite_transform_loops): Build the polyhedral
2234 representation for each scop before code generation.
2235 * sese.c (rename_variables_in_operand): Removed.
2236 (rename_variables_in_expr): Return the renamed expression.
2237 (rename_sese_parameters): New.
2238 * sese.h (rename_sese_parameters): Declared.
2240 2010-02-11 Richard Guenther <rguenther@suse.de>
2242 PR tree-optimization/42998
2243 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2244 POINTER_PLUS_EXPR properly.
2246 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2247 Changpeng Fang <changpeng.fang@amd.com>
2250 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2251 the cost of an IV candidate when the IV is used in a test against zero.
2253 * gcc.dg/tree-ssa/ivopts-3.c: New.
2255 2010-02-11 Richard Guenther <rguenther@suse.de>
2258 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2259 pointer-vs-decl case by swapping refs. Handle some cases
2260 of pointer-vs-decl disambiguations more conservatively.
2261 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2262 to false after expanding.
2264 2010-02-11 Richard Guenther <rguenther@suse.de>
2267 * gcc.c (process_command): Handle LTO file@offset case more
2270 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2272 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2273 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2275 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2277 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2278 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2279 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2280 Optimize eq/ne comparisons when both arguments are known to be
2282 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2283 Don't mask operands unnecessarily if they are known to be already
2286 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2288 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2291 2010-02-10 Richard Guenther <rguenther@suse.de>
2293 PR tree-optimization/43017
2294 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2295 for wrapping signed arithmetic.
2297 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2300 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2301 if no debug info should be emitted for it.
2303 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2305 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2306 note when flag_exceptions is set.
2308 2010-02-10 Duncan Sands <baldrick@free.fr>
2310 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2312 2010-02-10 Richard Guenther <rguenther@suse.de>
2315 * tree.c (get_unwidened): Handle constants.
2316 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2318 2010-02-10 Martin Jambor <mjambor@suse.cz>
2321 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2322 check for variable argument counts independently.
2324 2010-02-10 Christian Bruel <christian.bruel@st.com>
2327 * config/sh/sh.c (find_barrier): Increase length for non delayed
2328 conditional branches.
2330 2010-02-10 Christian Bruel <christian.bruel@st.com>
2332 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2334 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2336 * builtins.c (set_builtin_user_assembler_name): Also handle
2337 ffs if int is smaller than word.
2339 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2342 * ira-conflicts.c (get_dup): Remove.
2343 (process_reg_shuffles): Add new parameter. Use it as an
2344 additional guard for copy generation.
2345 (add_insn_allocno_copies): Rewrite.
2347 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2349 * common.opt (fsched2-use-traces): Preserved for backward
2351 * doc/invoke.texi: Remove the documentation about option
2352 -fsched2-use-traces.
2353 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2354 flag_sched2_use_traces.
2355 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2356 the backward compatibility flag section.
2358 2010-02-09 Richard Guenther <rguenther@suse.de>
2360 PR tree-optimization/43008
2361 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2362 make HEAP variables initialized from global memory if they
2363 are not known builtin functions.
2364 (find_func_aliases): Adjust.
2366 2010-02-09 Richard Guenther <rguenther@suse.de>
2368 PR tree-optimization/43000
2369 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2370 arithmetic manually.
2372 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2374 PR tree-optimization/42931
2375 * tree-loop-linear.c (try_interchange_loops): Don't call
2376 double_int_mul if estimated_loop_iterations failed.
2378 2010-02-08 Martin Jambor <mjambor@suse.cz>
2381 * tree-sra.c (build_accesses_from_assign): Do not mark in
2382 should_scalarize_away_bitmap if stmt has volatile ops.
2383 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2386 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2388 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2390 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2392 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2395 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2398 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2400 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2403 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2404 to unknown_dependence.
2405 (graphite_legal_transform_dr): Handle the unknown_dependence.
2406 (graphite_carried_dependence_level_k): Same.
2408 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2410 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2412 2010-02-07 Richard Guenther <rguenther@suse.de>
2415 * expr.c (get_inner_reference): Always initialize *pbitsize.
2417 2010-02-07 Richard Guenther <rguenther@suse.de>
2420 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2421 new ARRAY_REFs on variable size element or minimal index arrays.
2423 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2424 gimple_fold_indirect_ref.
2426 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2429 * arm.c (arm_override_options): Just return if the user has specified
2430 an invalid fpu name.
2432 2010-02-03 Jason Merrill <jason@redhat.com>
2435 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2436 i386_pe_maybe_record_exported_symbol.
2438 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2441 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2442 (pa_delegitimize_address): New function.
2444 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2446 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2447 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2449 2010-02-05 Richard Guenther <rguenther@suse.de>
2452 * lto-streamer-in.c (get_resolution): Deal with references
2453 to undefined functions.
2455 2010-02-05 Richard Guenther <rguenther@suse.de>
2457 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2458 (fold_const_aggregate_ref): Likewise.
2459 (ccp_fold_stmt): Substitute loads.
2460 (maybe_fold_reference): Verify types before substituting.
2462 (fold_gimple_assign): Unshare properly.
2463 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2465 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2467 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2468 for rs6000_gen_cell_microcode.
2470 2010-02-04 Richard Guenther <rguenther@suse.de>
2472 PR rtl-optimization/42952
2473 * dse.c (const_or_frame_p): Remove MEM handling.
2475 2010-02-04 Nick Clifton <nickc@redhat.com>
2477 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2478 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2479 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2480 (mn10300_asm_output_mi_thunk): New function.
2481 (mn10300_can_output_mu_thunk): New function.
2482 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2483 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2484 (FUNCTION_ARG): Delete incorrect comment.
2486 2010-02-03 Jason Merrill <jason@redhat.com>
2489 * fold-const.c (operand_equal_p): Handle erroneous types.
2491 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2493 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2495 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2497 PR rtl-optimization/42941
2498 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2501 2010-02-03 Jason Merrill <jason@redhat.com>
2504 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2506 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2509 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2510 (cselib_reset_table): Renamed from...
2511 (cselib_reset_table_with_next_value): ... this.
2512 (cselib_get_next_uid): Renamed from...
2513 (cselib_get_next_unknown_value): ... this.
2514 * cselib.c (next_uid): Renamed from...
2515 (next_unknown_value): ... this.
2516 (cselib_clear_table): Adjust.
2517 (cselib_reset_table): Adjust. Renamed from...
2518 (cselib_reset_table_with_next_value): ... this.
2519 (cselib_get_next_uid): Adjust. Renamed from...
2520 (cselib_get_next_unknown_value): ... this.
2521 (get_value_hash): Use hash.
2522 (cselib_hash_rtx): Likewise.
2523 (new_cselib_val): Adjust. Set and dump uid.
2524 (cselib_lookup_mem): Pass next_uid as hash.
2525 (cselib_subst_to_values): Likewise.
2526 (cselib_log_lookup): Dump uid.
2527 (cselib_lookup): Pass next_uid as hash. Adjust.
2528 (cselib_process_insn): Adjust.
2529 (cselib_init): Initialize next_uid.
2530 (cselib_finish): Adjust.
2531 (dump_cselib_table): Likewise.
2532 * dse.c (canon_address): Dump value uid.
2533 * print-rtl.c (print_rtx): Print value uid.
2534 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2536 (dv_uid): New function, sort of renamed from...
2537 (dv_htab_hash): ... this, reimplemented in terms of it and...
2538 (dv_uid2hash): ... this. New.
2539 (variable_htab_eq): Drop excess assertions.
2540 (tie_break_pointers): Removed.
2541 (canon_value_cmp): Compare uids.
2542 (variable_post_merge_New_vals): Print uids.
2543 (vt_add_function_parameters): Adjust.
2544 (vt_initialize): Reset table. Adjust.
2546 2010-02-03 Richard Guenther <rguenther@suse.de>
2548 PR tree-optimization/42944
2549 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2550 (call_may_clobber_ref_p_1): Likewise. Properly handle
2551 malloc and calloc clobbering errno.
2553 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2555 * doc/invoke.texi: Fix name of sched1 dump.
2557 * opts.c (decode_options): Set flag_tree_switch_conversion
2558 only conditionally on optimize >= 2.
2560 * gcse.c: Assorted comment fixes in pass description.
2562 2010-02-03 Anthony Green <green@moxielogic.com>
2564 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2565 nop padding in order to maintain alignment of storage location of
2566 target function address.
2567 (moxie_trampoline_init): Store target function address at newly
2569 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2571 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2573 2010-02-03 Richard Guenther <rguenther@suse.de>
2576 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2578 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2580 * config.gcc: Reenable check for obsolete targets.
2581 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2582 mips-sgi-irix6.[0-4]*.
2584 2010-02-02 Nick Clifton <nickc@redhat.com>
2586 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2587 constant size of 4 as being the same as 0.
2588 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2589 can take values in the range 0..4.
2591 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2594 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2595 as _darwin10_Unwind_FindEnclosingFunction().
2596 * libgcc-libsystem.ver: New.
2598 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2601 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2602 implicitly set registers.
2604 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2606 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2607 (arm_override_options): Allow automatic selection of the thread
2608 pointer register if thumb2.
2609 (legitimize_pic_address): Improve code sequences for Thumb2.
2610 (arm_call_tls_get_addr): Likewise.
2611 (legitimize_tls_address): Likewise.
2612 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2613 (pic_load_addr_32bit): ... this. New named pattern.
2614 * thumb2.md (pic_load_addr_thumb2): Delete.
2615 (pic_load_dot_plus_four): Delete.
2616 (tls_load_dot_plus_four): New named pattern.
2618 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2621 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2622 Document fix for TLS bug.
2624 2010-01-31 Richard Guenther <rguenther@suse.de>
2626 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2627 conservatively correct.
2629 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2633 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2635 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2637 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2639 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2641 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2643 * config.gcc: Adjust order of makefile fragments for mingw targets.
2645 2010-01-31 Richard Guenther <rguenther@suse.de>
2648 * gimplify.c (gimplify_init_constructor): For volatile LHS
2649 initialize a temporary.
2651 2010-01-31 Matthias Klose <doko@ubuntu.com>
2653 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2655 * configure: Regenerate.
2657 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2659 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2660 the same alias set and their sizes different constantness.
2661 (aliasing_component_refs_p): Revert 2009-10-24 change.
2663 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2665 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2668 2010-01-29 Richard Guenther <rguenther@suse.de>
2670 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2671 Assert we successfully updated the call.
2673 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2675 PR rtl-optimization/42889
2676 * df.h (df_set_bb_dirty_nonlr): New prototype.
2677 * df-core.c (df_set_bb_dirty_nonlr): New function.
2678 * df-scan.c (df_insn_rescan): Call it instead of
2679 df_set_bb_dirty for DEBUG_INSNs.
2681 2010-01-29 Richard Guenther <rguenther@suse.de>
2684 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2685 quadratic behavior in most cases.
2687 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2690 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2691 in the call to gen_x86_movsicc_0_m1.
2693 2010-01-28 Richard Guenther <rguenther@suse.de>
2695 PR tree-optimization/42871
2696 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2698 2010-01-28 Richard Guenther <rguenther@suse.de>
2700 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2701 into call arguments.
2703 2010-01-28 Richard Guenther <rguenther@suse.de>
2706 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2707 the forwarder if the destination is an EH landing pad.
2709 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2711 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2712 block list passed to gimple_duplicate_sese_tail.
2713 (parallelize_loops): Avoid parallelization when the function
2715 Avoid parallelization when the preheader is IRREDUCIBLE.
2716 Try to optimize when estimated_loop_iterations_int is unresolved.
2717 Add the loop's location to the dump file.
2718 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2719 (gimple_duplicate_sese_tail): Remove the check for the latch.
2720 Redirect nexits to the exit block.
2721 Remove handling of the incoming edges to the latch.
2722 Redirect the backedge from the copied latch to the exit bb.
2724 2010-01-28 Michael Matz <matz@suse.de>
2727 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2728 Wrap force_reg into a sequence, emit it before user.
2730 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2732 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2734 (arm_legacy_rev): Likewise.
2735 (thumb_legacy_rev): Likewise.
2737 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2739 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2740 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2741 on MEM's address failed, try avoid_constant_pool_reference and
2742 recurse if it returned something different.
2743 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2744 address, try avoid_constant_pool_reference and recurse if it
2745 returned something different.
2746 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2747 address and avoid_constant_pool_reference returned something
2748 different, don't set have_address.
2750 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2753 * var-tracking.c (val_store): Add modified argument, obey it.
2755 (count_uses): Move down logging of main.
2756 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2757 don't need resolution.
2758 (emit_notes_in_bb): Likewise.
2760 2010-01-27 Richard Guenther <rguenther@suse.de>
2763 * tree-inline.c (remap_decl): Delay remapping of SSA name
2764 default definitions until we need them.
2766 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2768 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2769 (rs6000_delegitimize_address): New function.
2771 * config/s390/s390.c (s390_delegitimize_address): Call
2772 delegitimize_mem_from_attrs.
2775 * tree-inline.c (cannot_copy_type_1): Removed.
2776 (copy_forbidden): Don't forbid copying of functions containing
2777 records/unions with variable length fields.
2779 2010-01-27 Christian Bruel <christian.bruel@st.com>
2783 * config/sh/sh.c (find_barrier): Increase length for non delayed
2784 conditional branches.
2786 2010-01-27 Matthias Klose <doko@ubuntu.com>
2788 * configure.ac (gnu-unique-object): Fix ldd version check.
2789 * configure: Regenerate.
2791 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2793 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2795 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2796 Test for HAVE_GNU_AS value.
2798 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2800 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2801 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2802 INT64_TYPE): Define.
2803 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2804 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2805 INT_LEAST64_TYPE): Define.
2806 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2807 UINT_LEAST64_TYPE): Define.
2808 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2809 INT_FAST64_TYPE): Define.
2810 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2811 UINT_FAST64_TYPE): Define.
2812 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2813 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2814 (SIG_ATOMIC_TYPE): Define.
2816 2010-01-26 Richard Guenther <rguenther@suse.de>
2818 * df-scan.c (df_scan_set_bb_info): Remove assert.
2819 (df_insn_rescan_debug_internal): Merge asserts.
2820 (df_install_ref): Likewise.
2821 (df_mark_reg): Use bitmap_set_range.
2822 (df_hard_reg_used_p): Remove assert.
2823 (df_hard_reg_used_count): Likewise.
2825 2010-01-26 Richard Guenther <rguenther@suse.de>
2827 PR rtl-optimization/42685
2828 * web.c (web_main): Ignore DEBUG_INSNs.
2830 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2832 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2834 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2835 Fix types of fndecl and arglist parameters.
2837 2010-01-26 Richard Guenther <rguenther@suse.de>
2840 * tree-eh.c (unsplit_eh): Skip debug insns.
2842 2010-01-26 Richard Guenther <rguenther@suse.de>
2844 PR tree-optimization/42250
2845 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2847 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2850 * omp-low.c (expand_omp_sections): Only use single_pred if
2851 l2_bb is single_pred_p.
2853 2010-01-25 Christian Bruel <christian.bruel@st.com>
2856 * config/sh/sh.c (find_barrier): Increase length for non delayed
2857 conditional branches.
2858 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2860 2010-01-24 David S. Miller <davem@davemloft.net>
2862 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2863 define if not using GAS.
2864 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2865 Likewise. Delete SECTION_MERGE code, which is only applicable
2868 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2871 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2872 mangling of va_list in system headers.
2874 2010-01-23 Toon Moene <toon@moene.org>
2876 * tree-predcom.c (combine_chains): Return NULL, not false.
2878 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2880 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2881 initialization of variable res to agree with return type.
2883 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2885 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2886 * tree-sra.c: Add include of expr.h.
2888 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2890 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2891 insert the debug stmt on the single non-EH edge from the stmt.
2893 2010-01-22 Richard Henderson <rth@redhat.com>
2896 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2897 the RHS until after generate_subtree_copies has insertted its
2898 code before the current statement.
2900 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2902 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2904 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2906 2010-01-21 Martin Jambor <mjambor@suse.cz>
2908 PR tree-optimization/42585
2909 * tree-sra.c (struct access): New field grp_total_scalarization.
2910 (dump_access): Dump the new field.
2911 (should_scalarize_away_bitmap): New variable.
2912 (cannot_scalarize_away_bitmap): Likewise.
2913 (sra_initialize): Allocate new bitmaps.
2914 (sra_deinitialize): Free new bitmaps.
2915 (create_access_1): New function.
2916 (create_access): Parts moved to create_access_1.
2917 (type_consists_of_records_p): New function.
2918 (completely_scalarize_record): Likewise.
2919 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2920 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2921 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2923 (analyze_all_variable_accesses): Completely scalarize small eligible
2926 2010-01-21 Martin Jambor <mjambor@suse.cz>
2928 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2930 2010-01-21 Andrew Haley <aph@redhat.com>
2932 * gcc.c (process_command): Move lang_specific_driver before
2933 setting cc_libexec_prefix.
2935 2010-01-21 Richard Guenther <rguenther@suse.de>
2938 * fold-const.c (negate_expr_p): Pretend only negative
2939 real constants are easily negatable.
2941 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2942 Jason Merrill <jason@redhat.com>
2944 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2945 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2946 * calls.c (initialize argument_information): Handle it.
2947 * c-common.c (handle_transparent_union_attribute): Use new name.
2948 * c-decl.c (finish_struct): Ditto.
2949 * c-typeck.c (type_lists_compatible_p): Ditto.
2950 (convert_for_assignment): Use new name and also handle record.
2951 * function.c (aggregate_value_p): Handle it.
2952 (pass_by_reference): Ditto.
2953 (assign_parm_data_types): Ditto.
2954 * print-tree.c (print_node): Ditto.
2955 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2956 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2957 * tree.c (first_field): New fn.
2959 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2962 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2963 even when linking statically, for now.
2965 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2968 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2969 without a cselib val.
2970 (count_uses): Accept MO_VAL_SET with no val on stores.
2971 (add_stores): Likewise.
2973 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2975 * var-tracking.c (check_value_val): Add a compile time assertion.
2976 (dv_is_decl_p): Simplify.
2977 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2978 gcc_assert if ENABLE_CHECKING.
2980 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2983 * var-tracking.c: Include tree-flow.h.
2984 (mem_dies_at_call): New.
2985 (dataflow_set_preserve_mem_locs): Use it.
2986 (dataflow_set_remove_mem_locs): Likewise.
2987 (dump_var): Renamed from dump_variable. Adjust all callers.
2988 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2989 * Makefile.in (var-tracking.o): Adjust deps.
2991 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2993 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2995 2010-01-20 Richard Guenther <rguenther@suse.de>
2997 PR tree-optimization/42717
2998 * tree-ssa-dce.c (get_live_post_dom): Remove.
2999 (forward_edge_to_pdom): Take an arbitrary edge to copy
3000 degenerate PHI args from.
3001 (remove_dead_stmt): Use the first post-dominator even if it
3002 does not contain live statements as redirection destination.
3004 2010-01-20 Richard Guenther <rguenther@suse.de>
3006 * tree-inline.c (estimate_num_insns): Handle EH builtins.
3008 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3010 * sel-sched.c (create_speculation_check): Remove set but not used
3012 (try_transformation_cache): Remove set but not used variable ds.
3013 (calculate_privileged_insns): Remove set but not used variables
3014 cur_insn and min_spec_insn.
3015 (find_best_expr): Remove set but not used variable avail_n.
3016 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
3018 * cgraphunit.c (assemble_thunk): Remove set but not used variable
3020 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
3021 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
3024 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3027 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3028 cpu types. Add support for *-sse3 cpu types.
3029 (x86_64-*-*): Ditto.
3031 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3034 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3035 argument, call initializer_constant_valid_p_1 instead of
3036 initializer_constant_valid_p, pass CACHE to it, return NULL
3037 immediately if first call returns NULL.
3038 (initializer_constant_valid_p_1): New function.
3039 (initializer_constant_valid_p): Use it.
3041 2010-01-20 Thomas Quinot <quinot@adacore.com>
3043 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3045 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3047 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3048 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3049 (loc_list_from_tree): Don't handle unsigned division. Handle
3050 signed modulo using DW_OP_{over,over,div,mul,minus}.
3051 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3052 modulo instead of signed.
3054 2010-01-20 DJ Delorie <dj@redhat.com>
3056 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3058 (h8300_emit_stack_adjustment): Propogate it.
3060 (h8300_expand_prologue): Likewise.
3061 (h8300_expand_epilogue): Likewise.
3063 2010-01-19 Michael Matz <matz@suse.de>
3065 PR tree-optimization/41783
3066 * tree-data-ref.c (toplevel): Include flags.h.
3067 (dump_data_dependence_relation): Also dump the inputs if the
3068 result will be unknown.
3069 (split_constant_offset_1): Look through some conversions.
3070 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3071 the offset from last element is too large.
3072 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3073 (reassociate_to_the_same_stmt): Handle vector registers.
3074 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3076 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3077 wide_prolog_niters argument, emit widening instructions.
3078 (vect_do_peeling_for_alignment): Adjust caller, use widened
3079 variant of the iteration cound.
3080 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3082 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3085 * config/arm/neon-testgen.m (emit_automatics): New parameter
3086 features. Adjust for Fixed_return_reg feature.
3087 (test_intrinsic): Call emit_automatics with new feature.
3088 * config/arm/neon.ml: Update copyright years.
3089 (features): New Fixed_return_reg feature.
3090 (ops): Update feature for Vget_low.
3092 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3094 PR tree-optimization/42719
3095 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3099 * fwprop.c (all_uses_available_at): Return false if def_set dest
3100 is a REG that is used in def_insn.
3102 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3104 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3106 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3109 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3111 * target.h (struct gcc_target) <secondary_reload>: Change type
3112 of last argument to secondary_reload_info *.
3114 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3117 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3118 memory references with unaligned offsets. Remove CQImode handling.
3119 (unaligned_memory_operand): Return 1 for memory references with
3120 unaligned offsets. Remove CQImode handling.
3122 2010-01-18 Richard Guenther <rguenther@suse.de>
3125 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3128 2010-01-18 Richard Guenther <rguenther@suse.de>
3130 PR tree-optimization/42781
3131 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3132 restrict processing only if the original variable was artificial.
3134 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3136 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3137 find number of popped argument bytes.
3139 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3140 Fix the text that describes the return value for invalid insns.
3142 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3144 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3145 Clarify what 'cost of the -dependence' is. Fix quoting.
3147 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3148 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3150 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3152 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3153 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3155 2010-01-17 Richard Guenther <rguenther@suse.de>
3158 * function.c (split_complex_args): Take a VEC to modify.
3159 (assign_parms_augmented_arg_list): Build a VEC instead of
3160 a chain of PARM_DECLs.
3161 (assign_parms_unsplit_complex): Take a VEC of arguments.
3162 Do not fixup unmodified parms.
3163 (assign_parms): Deal with the VEC.
3164 (gimplify_parameters): Likewise.
3166 2010-01-17 Richard Guenther <rguenther@suse.de>
3168 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3169 node existence check.
3170 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3171 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3172 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3173 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3174 (gimple_execute_on_growing_pred): Likewise.
3176 2010-01-17 Richard Guenther <rguenther@suse.de>
3178 PR tree-optimization/42773
3179 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3180 (compute_antic_aux): Likewise.
3181 (compute_partial_antic_aux): Likewise.
3183 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3186 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3189 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3191 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3194 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3195 Fix markup for strict argument.
3197 (TARGET_SCHED_REORDER2): Fix argument types.
3199 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3200 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3202 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3203 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3205 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3208 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3209 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3210 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3211 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3212 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3214 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3216 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3218 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3219 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3221 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3223 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3226 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3228 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3229 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3231 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3233 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3235 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3236 referring to it. Fix language.
3238 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3240 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3242 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3244 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3246 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3247 '@var{stream}. Remove stray 'and'.
3249 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3251 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3253 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3255 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3256 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3258 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3259 Fix description of return value.
3260 Rename argument "sz" to "len."
3262 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3263 Clarify meaning of 'true' return value.
3265 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3267 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3268 rep_mode versus mode_rep.
3270 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3272 (TARGET_BUILTIN_DECL): Fix name.
3274 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3276 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3278 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3280 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3282 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3284 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3287 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3288 Rename argument tm_fn to md_fn.
3290 (TARGET_OPTION_PRINT): Fix argument list.
3292 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3295 * config/i386/i386.c (ix86_fixup_binary_operands):
3296 Revert FMA4 fixup of operands.
3298 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3301 * Makefile.in (write_entries_to_file, install-plugin):
3302 Use \012 instead of \n with tr.
3304 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3306 * configure.ac (HAVE_AS_REF): New C macro.
3307 * configure: Regenerate.
3308 * config.in: Likewise.
3309 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3311 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3314 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3316 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3318 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3320 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3322 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3324 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3326 (TARGET_BINDS_LOCAL_P): Fix argument type.
3328 (TARGET_ASM_FILE_END): Use prototype.
3330 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3332 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3334 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3336 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3338 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3339 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3341 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3342 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3344 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3345 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3346 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3347 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3349 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3351 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3353 (TARGET_INIT_BUILTINS): Use prototype.
3355 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3356 Put 'const char *' in braces. Fix parameter types.
3357 (TARGET_INVALID_CONVERSION): Fix parameter types.
3358 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3359 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3361 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3364 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3366 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3368 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3370 * doc/tm.texi (TARGET_HELP): Fix return type.
3372 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3373 in braces. Fix argument types.
3375 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3377 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3379 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3381 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3382 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3384 (TARGET_MANGLE_TYPE): Fix argument types.
3386 (TARGET_IRA_COVER_CLASSES): Use prototype.
3388 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3390 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3392 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3394 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3396 (TARGET_CALLEE_COPIES): Fix argument types.
3398 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3400 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3402 (TARGET_FUNCTION_VALUE): Fix argument types.
3404 (TARGET_RETURN_IN_MSB): Fix argument type.
3406 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3408 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3410 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3412 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3413 agree with return type.
3415 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3417 2010-01-15 Jing Yu <jingyu@google.com>
3419 PR rtl-optimization/42691
3420 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3421 a pseudo to a constant and are merged, and adjust comments.
3423 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3425 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3427 2010-01-15 Richard Guenther <rguenther@suse.de>
3430 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3431 labels of computed or non-local gotos to the destination.
3432 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3433 landing pad label is the first label.
3435 2010-01-15 Richard Guenther <rguenther@suse.de>
3437 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3439 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3442 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3443 to allow generation of the xssqrtdp instruction on power7.
3444 (sqrtdf2_fpr): Ditto.
3446 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3449 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3450 functions with noreturn attribute.
3453 * varasm.c (declare_weak): Add weak attribute to decl if it
3454 doesn't have one already.
3455 (assemble_external): Only add decls to weak_decls if they also
3456 have weak attribute.
3458 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3460 * var-tracking.c (var_reg_delete): Don't delete the association
3461 between REGs and values or one-part variables if the register
3464 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3467 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3468 because its first operand is a non-localized variable.
3470 2010-01-14 Martin Jambor <mjambor@suse.cz>
3472 PR tree-optimization/42706
3473 * tree-sra.c (encountered_recursive_call): New variable.
3474 (encountered_unchangable_recursive_call): Likewise.
3475 (sra_initialize): Initialize both new variables.
3476 (callsite_has_enough_arguments_p): New function.
3477 (scan_function): Call decl and flags check only for IPA-SRA, check
3478 whether there is a recursive call and whether it has enough arguments.
3479 (all_callers_have_enough_arguments_p): New function.
3480 (convert_callers): Look for recursive calls only when
3481 encountered_recursive_call is set.
3482 (ipa_early_sra): Bail out either if
3483 !all_callers_have_enough_arguments_p or
3484 encountered_unchangable_recursive_call.
3486 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3488 * sel-sched.c: Add 2010 to copyright years.
3489 * sel-sched-ir.c: Likewise.
3490 * sel-sched-ir.h: Likewise.
3492 2010-01-14 Martin Jambor <mjambor@suse.cz>
3494 PR tree-optimization/42714
3495 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3496 constructors specially.
3498 2010-01-14 Andi Kleen <ak@linux.intel.com>
3500 * config/i386/drivers-i386.c (detect_caches_intel):
3501 Add l2sizekb parameter and fill in.
3502 (host_detect_local_cpu): Add l2sizekb, fill in.
3503 Add Atom small cache heuristic.
3505 2010-01-14 Andi Kleen <ak@linux.intel.com>
3507 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3508 Add level3 parameter and fill in.
3509 (detect_caches_intel): Handle level3 cache.
3511 2010-01-14 Andi Kleen <ak@linux.intel.com>
3513 * config/i386/drivers-i386.c (host_detect_local_cpu):
3514 Fix core duo detection.
3516 2010-01-14 Andi Kleen <ak@linux.intel.com>
3518 * config/i386/drivers-i386.c (host_detect_local_cpu):
3521 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3523 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3524 (rs6000_variable_issue_1): this. Use...
3525 (rs6000_variable_issue): here. Reimplement. Print debug info.
3527 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3529 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3530 sel_restore_notes. Update all callers. Call reemit_notes
3533 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3535 PR rtl-optimization/42246
3536 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3539 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3541 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3542 all successors is the same as number of successors in current region.
3544 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3546 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3547 to rename is not separable. Otherwise check that its LHS is not NULL.
3549 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3551 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3553 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3555 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3556 available registers when failed to discover LHS register class.
3557 Fix indentation. Update comment.
3559 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3560 Alexander Monakov <amonakov@ispras.ru>
3562 PR rtl-optimization/42389
3563 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3565 (advance_state_on_fence): Likewise.
3566 (sel_target_adjust_priority): Print debug output only when
3567 sched_verbose >= 4, not 2.
3568 (get_expr_cost): Do not issue all unique insns on the next cycle.
3569 (fill_insns): Initialize can_issue_more from the value saved
3571 * sel-sched-ir.c (flist_add): New parameter issue_more.
3572 Init FENCE_ISSUE_MORE with it.
3573 (merge_fences): Likewise.
3574 (init_fences): Update call to flist_add.
3575 (add_to_fences, add_clean_fence_to_fences)
3576 (add_dirty_fence_to_fences): Likewise.
3577 (move_fence_to_fences): Update call to merge_fences.
3578 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3580 * sel-sched-ir.h (struct _fence): New field issue_more.
3581 (FENCE_ISSUE_MORE): New accessor macro.
3583 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3585 PR rtl-optimization/42388
3586 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3587 that have no predecessors nor successors. Do not call move_bb_info
3588 for empty blocks outside of current region.
3590 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3592 PR rtl-optimization/42294
3593 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3594 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3595 originators' originators.
3597 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3599 PR rtl-optimization/39453
3600 PR rtl-optimization/42246
3601 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3603 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3605 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3606 Alexander Monakov <amonakov@ispras.ru>
3609 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3610 (maybe_tidy_empty_bb): ... here. Make static. Add new
3611 argument. Update all callers.
3612 (tidy_control_flow): ... and here. Recompute topological order
3613 of basic blocks in region if necessary.
3614 (sel_redirect_edge_and_branch): Change return type. Return true
3615 if topological order might have been invalidated.
3616 (purge_empty_blocks): Export and move from...
3617 * sel-sched.c (purge_empty_blocks): ... here.
3618 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3619 (maybe_tidy_empty_bb): Delete prototype.
3620 (purge_empty_blocks): Declare.
3622 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3624 PR rtl-optimization/42249
3625 * sel-sched.c (try_replace_dest_reg): When chosen register
3626 and original register is the same, do not bail out early, but
3627 still check all original insns for validity of replacing destination
3628 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3631 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3634 Port from no-undefined-overflow branch:
3635 2009-03-09 Richard Guenther <rguenther@suse.de>
3637 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3639 2010-01-14 Richard Guenther <rguenther@suse.de>
3642 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3644 2010-01-14 Ira Rosen <irar@il.ibm.com>
3646 PR tree-optimization/42709
3647 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3648 as scalar type in creation of constant vector operand.
3650 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3653 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3654 (check-parallel-%): Match `testsuite' directory component only
3657 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3659 PR translation/39521
3660 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3663 2010-01-13 Richard Guenther <rguenther@suse.de>
3665 PR tree-optimization/42730
3666 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3669 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3672 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3673 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3676 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3678 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3679 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3680 ___umulsi3_highpart.
3682 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3683 rather than schedule_insns if the pass is enabled.
3685 2010-01-13 Martin Jambor <mjambor@suse.cz>
3687 PR tree-optimization/42704
3688 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3691 2010-01-13 Martin Jambor <mjambor@suse.cz>
3693 PR tree-optimization/42703
3694 * tree-sra.c (analyze_access_subtree): Check that we can build a
3695 reference to the original data within the aggregate.
3697 2010-01-13 Richard Guenther <rguenther@suse.de>
3699 PR tree-optimization/42705
3700 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3702 2010-01-13 Richard Guenther <rguenther@suse.de>
3705 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3707 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3710 * var-tracking.c (values_to_unmark): New variable.
3711 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3712 values_to_unmark vector. Moved body to...
3713 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3714 instead queue it into values_to_unmark vector.
3715 (vt_find_locations): Free values_to_unmark vector.
3717 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3719 * config/s390/s390.c (override_options): Set
3720 default of max-pending-list-length to 256
3722 2010-01-13 Richard Guenther <rguenther@suse.de>
3725 * tree-pass.h (PROP_gimple_lcx): New.
3726 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3727 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3728 before the final cleanup_eh.
3729 (dump_properties): Dump PROP_gimple_lcx.
3730 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3731 (tree_lower_complex_O0): Remove.
3732 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3733 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3734 tree_lower_complex, schedule TODO_update_ssa.
3735 * lto-streamer-out.c (output_function): Stream the functions
3737 * lto-streamer-in.c (input_function): Likewise.
3738 (lto_read_body): Do not override them here.
3740 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3743 * c-typeck.c (build_c_cast): Fold value cast to union type before
3744 wrapping it in a CONSTRUCTOR.
3746 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3748 PR rtl-optimization/42699
3749 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3752 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3754 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3755 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3756 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3757 SUBTARGET_WARN_UNUSED_SPEC): ... here
3758 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3760 2010-01-12 Julian Brown <julian@codesourcery.com>
3762 * config/arm/neon-schedgen.ml (Utils): Don't try to
3763 open missing module.
3764 (find_with_result): New.
3766 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3769 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3770 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3772 PR tree-optimization/42645
3773 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3774 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3775 decl_map, set processing_debug_stmt to -1 and return name without
3778 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3780 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3781 binutils version, and reword target configuration description.
3783 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3785 * config/avr/avr.h (LINKER_NAME): Remove.
3787 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3790 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3791 that support VSX, warn for -mno-altivec if vsx is not disabled,
3794 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3795 Shujing Zhao <pearly.zhao@oracle.com>
3797 PR translation/42469
3798 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3799 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3800 character between option name and help text.
3801 * c.opt (imultilib): Likewise.
3803 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3805 * lto-streamer-out.c (output_unreferenced_globals): Output static
3808 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3810 PR rtl-optimization/42621
3811 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3812 optimizing for size.
3813 (duplicate_computed_gotos): Remove now-redundant check.
3815 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3818 * configure.ac: Save and restore LDFLAGS and LIBS
3819 * configure: Regenerate.
3821 2010-01-10 Richard Guenther <rguenther@suse.de>
3824 * builtins.c (fold_builtin_strlen): Add type argument and
3825 convert the resulting length to it.
3826 (fold_builtin_1): Adjust.
3828 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3830 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3831 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3833 (num_insns_constant_wide): Adjust for that change.
3835 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3838 * web.c (union_defs): Add used argument, to combine uses of
3840 (entry_register): Adjust type and tests of used argument.
3841 (web_main): Widen used for new use. Pass it to union_defs.
3842 * df.h (union_defs): Adjust prototype.
3844 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3847 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3848 uses in new incoming argument. Free body.
3849 (reset_debug_uses_in_loop): New.
3850 (analyze_insn_to_expand_var): Call the latter if the former found
3851 anything. Fix whitespace. Reject invalid dest overlaps before
3852 going through all insns in the loop.
3854 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3857 * haifa-sched.c (dying_use_p): Debug insns don't count.
3859 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3862 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3863 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3864 (verify_gimple_call): Reject LHS in noreturn calls.
3866 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3870 * tree-vect-loop-manip.c (adjust_info): New type.
3871 (adjust_vec): New pointer to vector.
3872 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3873 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3874 (slpeel_update_phis_for_duplicate_loop): Use them.
3875 (slpeel_update_phi_nodes_for_guard1): Likewise.
3876 (slpeel_update_phi_nodes_for_guard2): Likewise.
3877 (slpeel_tree_peel_loop_to_edge): Likewise.
3878 (vect_update_ivs_after_vectorizer): Likewise.
3880 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3882 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3883 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3885 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3887 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3888 bogus uninitialized warning.
3890 2010-01-09 Richard Guenther <rguenther@suse.de>
3893 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3894 the evolution is compatible with the initial condition.
3896 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3898 * gcc.c (process_command): Update copyright notice dates.
3899 * gcov.c (print_version): Likewise.
3900 * gcov-dump.c (print_version): Likewise.
3901 * mips-tfile.c (main): Likewise.
3902 * mips-tdump.c (main): Likewise.
3904 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3907 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3909 (rotlhi3_8): Delete.
3911 (rotlsi3_8): Delete.
3912 (rotlsi3_16): Delete.
3913 (rotlsi3_24): Delete.
3915 (*rotw<mode>3): New.
3916 (*rotb<mode>3): New.
3917 * config/avr/avr.c (avr_rotate_bytes): New function.
3918 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3920 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3923 * configure.ac: Modify -rdynamic check.
3924 * configure: Regenerate.
3926 2010-01-08 DJ Delorie <dj@redhat.com>
3928 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3929 register popping order.
3931 2010-01-08 Richard Guenther <rguenther@suse.de>
3934 * c.opt (fsigned-char): Also let LTO handle this option.
3935 (funsigned-char): Likewise.
3937 2010-01-07 Richard Guenther <rguenther@suse.de>
3939 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3940 (gimple_op): Likewise.
3941 (gimple_op_ptr): Likewise.
3942 (gimple_assign_set_lhs): Remove gcc_assert.
3943 (gimple_assign_set_rhs1): Likewise.
3944 (gimple_assign_set_rhs2): Likewise.
3945 (gimple_call_set_lhs): Likewise.
3946 (gimple_call_set_fn): Likewise.
3947 (gimple_call_set_fndecl): Likewise.
3948 (gimple_call_fndecl): Likewise.
3949 (gimple_call_return_type): Likewise.
3950 (gimple_call_set_chain): Likewise.
3951 (gimple_call_num_args): Likewise.
3952 (gimple_call_set_arg): Likewise.
3953 (gimple_cond_set_code): Likewise.
3954 (gimple_cond_set_lhs): Likewise.
3955 (gimple_cond_set_rhs): Likewise.
3956 (gimple_cond_set_true_label): Likewise.
3957 (gimple_cond_set_false_label): Likewise.
3958 (gimple_label_set_label): Likewise.
3959 (gimple_goto_set_dest): Likewise.
3960 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3961 (gimple_debug_bind_get_value): Likewise.
3962 (gimple_debug_bind_get_value_ptr): Likewise.
3963 (gimple_debug_bind_set_var): Likewise.
3964 (gimple_debug_bind_set_value): Likewise.
3965 (gimple_debug_bind_reset_value): Likewise.
3966 (gimple_debug_bind_has_value_p): Likewise.
3967 (gimple_return_retval_ptr): Remove gcc_assert.
3968 (gimple_return_retval): Likewise.
3969 (gimple_return_set_retval): Likewise.
3970 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3971 (safe_referenced_var_iterator): Remove.
3972 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3973 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3974 (fill_referenced_var_vec): Remove.
3975 (first_readonly_imm_use): Remove redundant gcc_assert.
3976 (phi_arg_index_from_use): Combine gcc_asserts.
3977 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3978 (first_imm_use_stmt): Remove redundant gcc_assert.
3979 * tree-cfg.c (verify_gimple_call): Verify function and chain
3980 operands. Verify arguments.
3981 (verify_types_in_gimple_stmt): Verify condition code and labels.
3983 2010-01-07 Richard Guenther <rguenther@suse.de>
3985 PR tree-optimization/42641
3986 * sese.c (rename_map_elt_info): Use the SSA name version, do
3989 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3991 PR tree-optimization/42625
3992 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3993 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3995 2010-01-07 Duncan Sands <baldrick@free.fr>
3997 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3999 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
4002 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
4003 note itself is not function_invariant_p.
4005 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
4007 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
4008 Do not add the DF_NOTE problem.
4009 * store-motion.c (execute_rtl_store_motion): Likewise.
4011 2010-01-07 Martin Jambor <mjambor@suse.cz>
4013 PR tree-optimization/42157
4014 * tree-sra.c (compare_access_positions): Stabilize sort if both
4015 accesses have integer types, return zero immediately if they are the
4018 2010-01-06 Richard Henderson <rth@redhat.com>
4021 * haifa-sched.c (add_to_note_list): Merge into ...
4022 (concat_note_lists): ... here, and ...
4023 (unlink_other_notes, rm_other_notes): Merge into...
4024 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4025 NOTE_INSN_EPILOGUE_BEG.
4027 2010-01-06 Richard Guenther <rguenther@suse.de>
4029 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4030 not inline regular functions into always-inline functions.
4032 2010-01-06 Nick Clifton <nickc@redhat.com>
4034 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4035 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4037 (OVERRIDE_OPTIONS): Delete.
4038 (OPTIMIZATION_OPTIONS): Define.
4039 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4040 * config/rx/rx.c (rx_handle_option): Issue an error message if
4041 -mcpu=rx200 and -fpu are used together.
4042 (rx_set_optimization_options): New function. Issue an error
4043 message if an optimization attribute attempts to reset the FPU/
4044 math optimization pairing.
4045 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4046 * config/rx/rx.opt: Set the default to 32-bit doubles.
4047 * config/rx/t-rx: Add multilibs for -nofpu option.
4048 * doc/invoke.texi: Update documentation of RX options.
4050 2010-01-06 Richard Guenther <rguenther@suse.de>
4052 * tree-ssa-pre.c (name_to_id): New global.
4053 (alloc_expression_id): Simplify SSA name handling.
4054 (lookup_expression_id): Likewise.
4055 (init_pre): Zero name_to_id.
4056 (fini_pre): Free it.
4058 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4060 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4062 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4065 * config/i386/sse.md (smaxv2di3): New.
4066 (umaxv2di3): Likewise.
4067 (sminv2di3): Likewise.
4068 (uminv2di3): Likewise.
4070 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4073 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4074 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4075 (legitimize_tls_address): Likewise.
4076 (sparc_tls_referenced_p): Likewise.
4077 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4078 and adjust calls to legitimize_pic_address.
4079 (legitimate_constant_p) Use sparc_tls_referenced_p.
4080 (legitimate_pic_operand_p): Likewise.
4081 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4082 (sparc_tls_symbol_ref_1): Delete.
4083 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4084 (legitimize_tls_address): Make static, handle CONST patterns.
4085 (legitimize_pic_address): Make static, remove unused parameter and
4086 adjust recursive calls.
4087 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4088 and adjust call to legitimize_pic_address.
4089 (sparc_output_mi_thunk): Likewise.
4091 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4092 H.J. Lu <hongjiu.lu@intel.com>
4095 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4096 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4097 operands to make them signed.
4100 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4103 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4104 GTU to GT for V4SI and V2DI.
4106 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4107 (umin<mode>3): Removed.
4109 (uminv4si3): Likewise.
4111 2010-01-05 Martin Jambor <mjambor@suse.cz>
4113 PR tree-optimization/42462
4114 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4115 current_function_decl to helper functions and macros.
4117 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4120 * flags.h: Don't include real.h.
4121 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4122 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4123 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4124 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4125 * dominance.c: Update copyright.
4126 * gimple.c (walk_gimple_op): Remove inline.
4127 * tree-ssa-reassoc.c: Include real.h.
4128 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4129 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4131 2010-01-05 Nick Clifton <nickc@redhat.com>
4133 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4134 register to push into the stack frame when the accumulator has to
4135 be saved during interrupts.
4137 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4139 * doc/invoke.texi: Remove the documentation about option
4141 * common.opt (Wunreachable-code): Preserved for backward
4143 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4144 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4145 the backward compatibility flag section.
4147 2010-01-05 Richard Guenther <rguenther@suse.de>
4149 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4151 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4154 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4156 PR tree-optimization/42508
4157 * tree-sra.c (convert_callers): Check for recursive call
4158 by comparing cgraph nodes instead of decls.
4159 (modify_function): Call ipa_modify_formal_parameters also
4160 on all same_body aliases.
4162 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4163 cgraph nodes when checking for same_body aliases.
4165 2010-01-05 Richard Guenther <rguenther@suse.de>
4167 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4168 allocation and lookup.
4169 (get_or_alloc_expr_for_constant): Likewise.
4170 (phi_translate): Sink allocation.
4172 2010-01-04 Richard Guenther <rguenther@suse.de>
4174 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4175 a new entry only if needed.
4176 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4177 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4179 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4181 (phi_translate): Handle CONSTANTs early.
4183 2010-01-04 Martin Jambor <mjambor@suse.cz>
4185 PR tree-optimization/42398
4186 * tree-sra.c (struct access): Removed flag grp_different_types.
4187 (dump_access): Do not dump the removed flag.
4188 (sort_and_splice_var_accesses): Do not set the removed flag.
4189 (sra_modify_expr): Check for type compatibility directly.
4191 2010-01-04 Martin Jambor <mjambor@suse.cz>
4193 PR tree-optimization/42366
4194 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4195 edges with variable number of parameters.
4196 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4197 flag instead of asserting it.
4198 (ipa_read_node_info): Read uses_analysis_done flag.
4200 2010-01-04 Richard Guenther <rguenther@suse.de>
4202 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4203 iterative_hash_* as intended.
4204 (vn_reference_compute_hash): Likewise. Simplify hashing
4206 (vn_reference_lookup_2): Likewise.
4207 (vn_nary_op_compute_hash): Likewise.
4208 (vn_phi_compute_hash): Likewise.
4209 (expressions_equal_p): Remove strange code.
4210 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4211 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4212 (bitmap_insert_into_set_1): Take value-id as parameter.
4213 (add_to_value): Pass it.
4214 (bitmap_insert_into_set): Likewise.
4215 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4217 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4220 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4221 (do_self_spec): For switches with SWITCH_IGNORE set set also
4222 SWITCH_IGNORE_PERMANENTLY.
4223 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4226 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4228 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4229 tree of an unreferenced global var.
4231 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4234 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4235 GTU to GT for V4SI and V2DI.
4237 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4238 (umin<mode>3): Removed.
4240 (uminv4si3): Likewise.
4242 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4245 * collect2.c (main): Turn on trace in collect2 if -v is passed
4248 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4250 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4251 description of expression operand.
4253 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4255 * configure.ac: Add install-html to target_list for Make-hooks.
4256 * configure: Regenerate.
4257 * fortran/Make-lang.in (F95_HTMLFILES): New.
4258 (fortran.html): Use it.
4259 (fortran.install-html): New.
4260 * Makefile.in (install-html): Add lang.install-html.
4261 * java/Make-lang.in (JAVA_HTMLFILES): New.
4262 (java.html): Use it.
4263 (java.install-html): New.
4264 * objc/Make-lang.in (objc.install-html): New.
4265 * objcp/Make-lang.in (obj-c++.install-html): New.
4266 * cp/Make-lang.in (c++.install-html): New.
4267 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4268 * lto/Make-lang.in (lto.install-html): New.
4270 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4273 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4275 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4277 PR rtl-optimization/41862
4278 * store-motion.c (store_killed_in_insn, compute_store_table,
4279 remove_reachable_equiv_notes, replace_store_insn,
4280 build_store_vectors): Ignore all DEBUG_INSNs.
4282 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4285 * common.opt: Add dumpdir.
4287 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4289 (option_map): Add --dumpdir.
4291 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4293 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4295 * opts.c (decode_options): Try dump_dir_name first if
4296 dump_base_name isn't an absolute path.
4297 (common_handle_option): Handle OPT_dumpdir.
4299 * toplev.c (dump_dir_name): New.
4300 (print_switch_values): Also ignore -dumpdir.
4302 * toplev.h (dump_dir_name): New.
4304 2010-01-03 Richard Guenther <rguenther@suse.de>
4306 PR tree-optimization/42589
4307 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4308 double-word expansion of bswap32.
4310 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4312 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4313 with BLOCK_FOR_INSN.
4314 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4315 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4316 noce_process_if_block): Likewise.
4317 * gcse.c (compute_local_properties, insert_expr_in_table,
4318 insert_set_in_table, canon_list_insert, find_avail_set,
4319 pre_insert_copy_insn): Likewise.
4321 * basic-block.h (BLOCK_NUM): Move from here...
4322 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4324 2010-01-03 Richard Guenther <rguenther@suse.de>
4326 PR tree-optimization/42438
4327 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4328 contains_may_not_return_call flag.
4329 (BB_MAY_NOTRETURN): New.
4330 (valid_in_sets): Trapping nary operations are not valid
4331 in blocks that may not return.
4332 (insert_into_preds_of_block): Remove check for trapping expressions.
4333 (compute_avail): Compute also BB_MAY_NOTRETURN.
4335 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4337 * doc/invoke.texi: Add 2010 to copyright years.
4339 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4341 * config/sparc/sparc.c: Fix formatting nits.
4343 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4344 Alexander Monakov <amonakov@ispras.ru>
4346 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4348 2010-01-02 Richard Guenther <rguenther@suse.de>
4351 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4352 (simplify_switch_using_ranges): Mark to be removed edges
4355 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4357 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4359 * collect2.c (scan_libraries): Add missing argument in call to
4362 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4365 * config/alpha/predicates.md (aligned_memory_operand): Return false
4367 (unaligned_memory_operand): Return true for CQImode.
4368 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4369 doesn not cross aligned SImode word boundary.
4371 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4373 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4375 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4376 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4378 2010-01-02 Richard Guenther <rguenther@suse.de>
4381 * toplev.c (compile_file): Emit LTO marker properly. Change
4383 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4385 2010-01-01 Richard Guenther <rguenther@suse.de>
4388 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4390 2010-01-01 Richard Guenther <rguenther@suse.de>
4393 * c-decl.c (grokdeclarator): For zero-size arrays force
4394 structural equality checks as layout_type does.
4396 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4398 * builtins.c: Update copyright to 2010.
4400 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4403 * lto-streamer-out.c (produce_asm): Revert the last change.
4404 (copy_function): Likewise.
4406 * lto-streamer.c (lto_get_section_name): Skip any leading
4409 2010-01-01 Richard Guenther <rguenther@suse.de>
4412 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4416 Copyright (C) 2010 Free Software Foundation, Inc.
4418 Copying and distribution of this file, with or without modification,
4419 are permitted in any medium without royalty provided the copyright
4420 notice and this notice are preserved.