1 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5 cdtors, set DECL_PRESERVE_P.
6 * ipa.c (cgraph_externally_visible_p): Return true if declaration
9 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
11 PR tree-optimization/43528
12 * stor-layout.c (place_field): Check that constant fits into
13 unsigned HWI when skipping calculation of MS bitfield layout.
15 2010-03-27 Jan Hubicka <jh@suse.cz>
18 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
19 notice_global_symbol work.
21 2010-03-27 Jakub Jelinek <jakub@redhat.com>
23 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
24 instead of dwarf2out_decl.
25 (struct var_loc_node): Remove section_label field.
26 (dwarf2out_function_decl): New function.
27 (dwarf2out_var_location): Don't set section_label field.
28 (dwarf2out_begin_function): Don't empty decl_loc_table here.
30 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
32 PR tree-optimization/43544
33 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
34 First argument for builtin vectorized function hook is now a
35 tree to be able to distinguish between machine specific and
37 * targhooks.c (default_builtin_vectorized_function): Ditto.
38 * targhooks.h (default_builtin_vectorized_function): Ditto.
39 * target.h (struct gcc_target): Ditto.
40 * tree-vect-stmts.c (vectorizable_function): Ditto.
41 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
42 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
45 2010-03-26 Joseph Myers <joseph@codesourcery.com>
48 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
49 nested binding iff it is a FUNCTION_DECL.
50 (store_parm_decls_newstyle): Pass nested=true to bind for
51 FUNCTION_DECLs amongst parameters.
53 2010-03-26 Jakub Jelinek <jakub@redhat.com>
55 * var-tracking.c (vt_expand_loc_callback): Don't run
56 cselib_expand_value_rtx_cb in dummy mode if
57 cselib_dummy_expand_value_rtx_cb returned false.
59 * var-tracking.c (emit_note_insn_var_location): For one part
60 notes with offset 0, don't add EXPR_LIST around the location.
61 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
62 add_location_or_const_value_attribute): Adjust for that change.
65 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
66 into first operand and location into second.
67 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
68 dw_cfi_oprnd_loc for DW_CFA_expression.
69 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
70 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
71 assume first argument is regnum and second argument is location.
73 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
76 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
77 of scratch register to DImode. Split to DImode comparison operator.
78 Use SImode subreg of scratch register in the multiplication.
79 (*cmp_sadd_sidi): Ditto.
80 (*cmp_ssub_si): Ditto.
81 (*cmp_ssub_sidi): Ditto.
83 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
86 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
87 Remove invalid assert and wrong comment.
89 2010-03-26 Jakub Jelinek <jakub@redhat.com>
92 * flags.h (final_insns_dump_p): New extern.
93 * final.c (final_insns_dump_p): New variable.
94 (rest_of_clean_state): Set it before -fdump-final-insns=
95 dumping, clear afterwards.
96 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
97 MEM_ALIAS_SET on MEMs.
99 2010-03-26 David S. Miller <davem@davemloft.net>
101 * configure.ac: Fix sparc GOTDATA_OP bug check.
102 * configure: Rebuild.
104 2010-03-26 Alan Modra <amodra@gmail.com>
106 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
108 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
110 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
111 TLS_SECTION_ASM_FLAG.
113 2010-03-25 Jakub Jelinek <jakub@redhat.com>
116 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
117 Clear first_function_block_is_cold.
120 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
121 argument if the argument is truth_value_p.
123 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
125 * config/rs6000/constraints.md: Update copyright year for my changes.
128 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
129 used in reg+reg addressing, swap registers.
131 2010-03-24 Jakub Jelinek <jakub@redhat.com>
134 * target.h (struct gcc_target): Add code_end hook.
135 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
137 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
138 * toplev.c (compile_file): Call targetm.asm_out.code_end
139 hook before unwind info/debug info output.
140 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
141 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
142 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
143 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
144 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
145 * config/i386/i386.c (ix86_file_end): Renamed to...
146 (ix86_code_end): ... this. Make static. Don't call
147 file_end_indicate_exec_stack. Emit unwind info using
148 final_start_function/final_end_function.
149 (darwin_x86_file_end): Remove.
150 (TARGET_ASM_CODE_END): Define.
151 * config/i386/i386.h (TARGET_ASM_FILE_END,
152 NEED_INDICATE_EXEC_STACK): Don't define.
153 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
154 (TARGET_ASM_FILE_END): Define to darwin_file_end.
155 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
156 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
159 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
160 at the beginning and final_end_function at the end.
161 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
163 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
165 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
166 and Sun as TLS syntax.
167 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
168 * configure: Regenerate.
169 * config.in: Regenerate.
170 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
171 (default_elf_asm_named_section): Use it.
172 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
173 (i386_output_dwarf_dtprel): Likewise.
174 (output_addr_const_extra): Likewise.
175 (output_pic_addr_const): Lowercase @GOTTPOFF.
176 (output_addr_const_extra): Likewise.
177 (output_pic_addr_const): Lowercase @GOTNTPOFF.
178 (output_addr_const_extra): Likewise.
179 (output_pic_addr_const): Lowercase @INDNTPOFF.
180 (output_addr_const_extra): Likewise.
181 (output_pic_addr_const): Lowercase @NTPOFF.
182 (output_addr_const_extra): Likewise.
183 (output_pic_addr_const): Lowercase @TPOFF.
184 (output_addr_const_extra): Likewise.
185 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
186 (*tls_global_dynamic_64): Likewise.
187 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
188 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
190 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
191 (ASM_OUTPUT_TLS_COMMON): Use it.
192 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
195 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
196 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
197 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
198 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
199 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
200 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
202 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
204 * config/i386/i386.c (override_options): Don't accept
205 -mtls-dialect=sun any longer.
206 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
207 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
208 (*tls_local_dynamic_base_32_sun): Likewise.
209 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
211 2010-03-24 Jakub Jelinek <jakub@redhat.com>
214 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
215 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
218 * ira.c (adjust_cleared_regs): New function.
219 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
223 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
225 * expr.c (expand_expr_real): Restore previous
226 curr_insn_source_location and curr_insn_block after
227 expand_expr_real_1 call.
228 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
229 instead of expand_expr_real_1.
231 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
233 PR rtl-optimization/43413
234 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
237 2010-03-22 James E. Wilson <wilson@codesourcery.com>
240 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
241 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
243 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
245 * config/i386/i386.c (ix86_target_string): Add -mfma.
246 Fix a typo in comment.
248 2010-03-22 Mike Stump <mikestump@comcast.net>
251 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
252 Don't overly align based upon packed packed fields.
254 2010-03-22 Jason Merrill <jason@redhat.com>
256 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
257 Use () rather than [], and move before the element type.
259 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
261 * doc/configfiles.texi (Configuration Files): Removed
262 fixinc/Makefile*, intl/Makefile.*.
263 * doc/makefile.texi: Fixed markup. Abstract from version
265 (Makefile): Removed obsolete gcc/java/parse.y example.
266 * doc/sourcebuild.texi: Likewise.
267 (Top Level): Added config, gnattools, libdecnumber, libgcc,
268 libgomp, libssp. Removed fastjar.
269 (Miscellaneous Docs): Clarify location.
270 Added COPYING3, COPYING3.LIB.
271 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
273 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
276 * config/i386/i386.c (x86_function_profiler)
277 [!NO_PROFILE_COUNTERS]: Fix typo.
278 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
281 2010-03-22 Janis Johnson <janis187@us.ibm.com>
282 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
284 * doc/sourcebuild.texi (Test Directives): Split into six
285 subsections, with most of the current text in new subsections
286 Directives, Selectors, and Final Actions.
287 (Directives): Split list of test directives into multiple
289 (Selectors): Describe use and syntax of selectors.
290 (Effective-Target Keywords): Describe all existing keywords.
291 (Add Options): Describe features for dg-add-options.
292 (Require Support): Describe variants of dg-require-support.
293 (Final Actions): Describe commands to use in dg-final.
295 2010-03-22 Michael Matz <matz@suse.de>
298 * recog.c (validate_replace_rtx_group): Replace also in
299 REG_EQUAL and REG_EQUIV notes.
301 2010-03-22 Richard Guenther <rguenther@suse.de>
303 PR tree-optimization/43390
304 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
305 sure vector extracts are type correct.
307 2010-03-22 Richard Guenther <rguenther@suse.de>
310 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
311 x * sqrt (x) even when optimizing for size if the target
312 has native support for sqrt.
314 2010-03-22 Jakub Jelinek <jakub@redhat.com>
316 * varasm.c (make_decl_rtl_for_debug): Also clear
317 flag_mudflap for the duration of make_decl_rtl call.
320 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
321 locs from preserved VALUEs.
323 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
326 * pa.md (movmemsi): Set align to one if zero.
327 (movmemdi): Likewise.
329 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
332 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
333 with their corresponding prologue pushes.
335 2010-03-20 Andrew Pinski <pinskia@gmail.com>
338 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
339 at the begining or end.
340 (spu_expand_epilogue): Likewise.
342 2010-03-20 Richard Guenther <rguenther@suse.de>
344 PR rtl-optimization/43438
345 * combine.c (make_extraction): Properly zero-/sign-extend an
346 extraction of the low part of a CONST_INT. Also handle
349 2010-03-19 Mike Stump <mikestump@comcast.net>
351 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
352 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
353 (override_options): Use SUBTARGET32_DEFAULT_CPU.
355 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
358 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
361 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
363 PR rtl-optimization/42258
364 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
365 use that may match DEF.
368 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
369 the cost of loading the constant rather than assuming
371 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
372 outer code is AND, do the same tests as the andsi3 expander and
373 return COSTS_N_INSNS (1) if and is cheap.
375 * optabs.c (avoid_expensive_constant): Fix formatting.
377 2010-03-19 Michael Matz <matz@suse.de>
380 * attribs.c (decl_attributes): When rebuilding a function pointer
381 type use the same qualifiers as the original pointer type.
383 2010-03-19 Martin Jambor <mjambor@suse.cz>
385 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
386 and is_gimple_ip_invariant_address.
388 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
391 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
393 * config/arm/arm.c (arm_override_options): Turn off
394 flag_dwarf2_cfi_asm for AAPCS variants.
396 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
399 * config/arm/arm.c (emit_multi_reg_push): Update comments.
400 Use PRE_MODIFY instead of PRE_DEC.
401 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
402 (vfp_emit_fstmd): Likewise.
404 2010-03-19 Michael Matz <matz@suse.de>
407 * builtins.c (expand_builtin_interclass_mathfn,
408 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
411 2010-03-19 Richard Guenther <rguenther@suse.de>
413 PR tree-optimization/43415
414 * tree-ssa-pre.c (phi_translate): Split out worker to ...
415 (phi_translate_1): ... this.
416 (phi_translate): Move all caching here. Cache all NARY
417 and REFERENCE translations.
419 2010-03-19 David S. Miller <davem@davemloft.net>
421 With help from Eric Botcazou.
422 * config/sparc/sparc.c: Include dwarf2out.h.
423 (emit_pic_helper): Delete.
424 (pic_helper_symbol_name): Delete.
425 (pic_helper_emitted_p): Delete.
426 (pic_helper_needed): New.
427 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
428 (get_pc_thunk_name): New.
429 (load_pic_register): Remove 'delay_pic_helper' arg. Use
430 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
431 Set pic_helper_needed to true. Don't call emit_pic_helper.
432 (sparc_expand_prologue): Update load_pic_register call.
433 (sparc_output_mi_thunk): Likewise.
434 (sparc_file_end): Emit a hidden comdat symbol for the PIC
435 thunk if possible. Output CFI information as needed.
437 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
438 Jack Howarth <howarth@bromo.med.uc.edu>
441 * config/i386/i386.h: Fix ABI on darwin x86-32.
443 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
445 * tree.h: Declare make_decl_rtl_for_debug.
446 * varasm.c (make_decl_rtl_for_debug): New.
447 * dwarf2out.c (rtl_for_decl_location): Call it.
448 * cfgexpand.c (expand_debug_expr): Call it.
450 2010-03-18 Jakub Jelinek <jakub@redhat.com>
453 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
457 * var-tracking.c (vt_init_cfa_base): Do nothing if
458 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
460 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
463 * var-tracking.c (canonicalize_vars_star): New.
464 (dataflow_post_merge_adjust): Use it.
466 2010-03-18 Jakub Jelinek <jakub@redhat.com>
469 * var-tracking.c (non_suitable_const): New function.
470 (add_uses): For DEBUG_INSNs with constants, don't record any
471 value, instead just the constant value itself.
472 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
473 is not VAR_LOC_UNKNOWN_P, set var to the constant.
474 (emit_notes_in_bb): Likewise.
475 (emit_note_insn_var_location): For onepart variables if
476 cur_loc is a VOIDmode constant, use DECL_MODE.
478 2010-03-18 Martin Jambor <mjambor@suse.cz>
481 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
482 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
483 all non-clones. Moved call redirection...
484 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
485 (cgraph_materialize_all_clones): Dispose of all
486 combined_args_to_skip bitmaps.
487 (verify_cgraph_node): Do not check for edges pointing to wrong
488 nodes in inline clones.
489 * tree-inline.c (copy_bb): Call
490 cgraph_redirect_edge_call_stmt_to_callee.
491 * ipa.c (cgraph_remove_unreachable_nodes): Call
492 cgraph_node_remove_callees even when there are used clones.
494 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
496 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
498 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
501 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
504 2010-03-18 Michael Matz <matz@suse.de>
507 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
508 into sqrt(x) if we need to preserve signed zeros.
510 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
511 Eric Botcazou <ebotcazou@adacore.com>
513 PR rtl-optimization/43360
514 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
515 note if we don't know its invariant status.
517 2010-03-18 Michael Matz <matz@suse.de>
519 PR tree-optimization/43402
520 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
521 PHI chains of ssa names registered for update.
523 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
526 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
527 non-offsettable and pre_modify update addressing.
528 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
529 and "2" alternatives "#".
530 (*movdd_softfloat32): Make all alternatives "#";
531 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
532 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
533 (*movdf_softfloat32): Make all alternatives "#";
534 (movdi): Use the new DIFD mode iterator to create a common splitter
535 for movdi, movdf and movdd patterns.
537 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
539 * common.opt (dumpdir): Remove redundant tab.
541 2010-03-17 Martin Jambor <mjambor@suse.cz>
543 PR tree-optimization/43347
544 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
545 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
547 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
549 PR rtl-optimization/42216
550 * regrename.c (create_new_chain): New function, broken out from...
551 (scan_rtx_reg): ... here. Call it. Handle the case where we are
552 appending a use to an empty chain.
553 (build_def_use): Remove previous changes that convert OP_INOUT to
554 OP_OUT operands; instead detect the case where an OP_INOUT operand
555 uses a previously untracked register and create an empty chain for it.
557 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
559 * doc/extend.texi (Function Attributes): Rewrite unfinished
560 sentence in ms_abi documentation.
562 2010-03-17 Alan Modra <amodra@gmail.com>
564 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
565 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
566 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
567 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
569 2010-03-16 Richard Henderson <rth@redhat.com>
572 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
573 (lower_try_finally): Save and restore eh_seq around the expansion
576 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
578 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
579 statements before splitting block.
581 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
583 * doc/sourcebuild.texi (Testsuites): Fix markup.
584 Use pathnames relative to gcc/testsuite.
585 (Test Directives): Move description of how timeout is determined.
586 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
587 (C Tests): Correct gcc.misc-tests directory.
588 Framework tests now live in gcc.test-framework.
590 2010-03-16 Richard Guenther <rguenther@suse.de>
593 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
594 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
596 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
597 Alexandre Oliva <aoliva@redhat.com>
599 PR tree-optimization/42917
600 * lambda-code.c (remove_iv): Skip debug statements.
601 (lambda_loopnest_to_gcc_loopnest): Likewise.
602 (not_interesting_stmt): Debug statements are not interesting.
604 2010-03-16 Jakub Jelinek <jakub@redhat.com>
608 * cselib.c (cselib_preserve_constants,
609 cfa_base_preserved_val): New static variables.
610 (preserve_only_constants): New function.
611 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
612 clear its REG_VALUES. If cselib_preserve_constants, don't
613 empty the whole hash table, but preserve there VALUEs with constants,
614 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
615 (cselib_preserve_cfa_base_value): New function.
616 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
617 (cselib_init): Change argument to int bitfield. Set
618 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
620 (cselib_finish): Clear cselib_preserve_constants and
621 cfa_base_preserved_val.
622 * cselib.h (enum cselib_record_what): New enum.
623 (cselib_init): Change argument to int.
624 (cselib_preserve_cfa_base_value): New prototype.
625 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
626 * dse.c (dse_step1): Likewise.
627 * cfgcleanup.c (thread_jump): Likewise.
628 * sched-deps.c (sched_analyze): Likewise.
629 * gcse.c (local_cprop_pass): Likewise.
630 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
631 If FN is non-NULL, call the callback always and whenever it returns
632 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
633 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
634 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
635 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
636 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
637 * var-tracking.c: Include recog.h.
638 (bb_stack_adjust_offset): Remove.
639 (vt_stack_adjustments): Don't call it, instead just gather the
640 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
641 (adjust_stack_reference): Remove.
642 (compute_cfa_pointer): New function.
643 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
644 (struct adjust_mem_data): New type.
645 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
647 (get_address_mode): New function.
648 (replace_expr_with_values): Use it.
649 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
650 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
651 (adjust_sets): Remove.
652 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
653 Use get_address_mode.
654 (get_adjusted_src): Remove.
655 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
656 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
657 (add_with_sets): Don't call adjust_sets.
658 (fp_setter, vt_init_cfa_base): New functions.
659 (vt_initialize): Change return type to bool. Move most of pool etc.
660 initialization to the beginning of the function from end. Pass
661 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
662 If !frame_pointer_needed, call vt_stack_adjustment before mos
663 vector is filled, call vt_init_cfa_base if argp/framep has been
664 eliminated to sp. If frame_pointer_needed and argp/framep has
665 been eliminated to hard frame pointer, set
666 hard_frame_pointer_adjustment and call vt_init_cfa_base after
667 encountering fp setter in the prologue. For MO_ADJUST, call
668 log_op_type before pusing the op into mos vector, not afterwards.
669 Call adjust_insn before cselib_process_insn/add_with_sets,
670 call cancel_changes (0) afterwards.
671 (variable_tracking_main_1): Adjust for vt_initialize calling
672 vt_stack_adjustments and returning whether it succeeded or not.
674 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
676 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
679 2010-03-15 Jakub Jelinek <jakub@redhat.com>
681 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
683 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
684 drap_reg has not been set.
686 2010-03-15 Michael Matz <matz@suse.de>
689 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
690 use it to expand block copies.
691 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
692 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
693 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
695 2010-03-15 Richard Guenther <rguenther@suse.de>
697 PR tree-optimization/43367
698 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
701 2010-03-15 Richard Guenther <rguenther@suse.de>
703 PR tree-optimization/43317
704 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
706 2010-03-15 Martin Jambor <mjambor@suse.cz>
708 PR tree-optimization/43141
709 * tree-sra.c (create_abstract_origin): New function.
710 (modify_function): Call create_abstract_origin.
712 2010-03-15 Chris Demetriou <cgd@google.com>
714 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
717 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
720 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
721 call insert_out_of_ssa_copy for default definitions.
723 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
725 * graphite-clast-to-gimple.c (my_long_long): Defined.
726 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
727 * graphite-sese-to-poly.c (my_long_long): Defined.
728 (scop_ivs_can_be_represented): Use it.
730 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
732 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
733 graphite-max-bbs-per-function, and loop-block-tile-size.
734 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
736 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
738 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
740 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
742 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
743 (add_upper_bounds_from_estimated_nit): New.
744 (build_loop_iteration_domains): Use it.
746 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
748 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
750 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
753 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
754 should be an INTEGER_CST. Also handle CASE_CONVERT.
756 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
758 * graphite.c (graphite_initialize): To bound the number of bbs per
759 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
760 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
761 * doc/invoke.texi: Document it.
763 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
765 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
766 * graphite-sese-to-poly.h (build_poly_scop): Same.
768 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
770 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
771 the number of parameters in the scop. Use as an upper bound
772 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
773 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
774 * doc/invoke.texi: Document it.
776 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
778 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
779 * doc/c-tree.texi: Remove.
780 * doc/generic.texi: Merge c-tree.texi here.
781 * doc/gccint.texi (Trees): Remove menu entry.
782 (c-tree.texi): Remove @include.
783 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
784 * doc/languages.texi (Reading RTL): Ditto.
786 2010-03-12 Steve Ellcey <sje@cup.hp.com>
789 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
791 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
794 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
795 code added to work around reload clobbering CONST insns.
797 2010-03-12 Jakub Jelinek <jakub@redhat.com>
799 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
800 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
801 (cselib_preserve_only_values): Remove retain argument, don't
802 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
803 * cselib.h (cselib_preserve_only_values): Remove retain argument.
804 * var-tracking.c (micro_operation): Move insn field before union.
805 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
806 (struct variable_tracking_info_def): Remove n_mos field, change
807 mos into a vector of micro_operations.
808 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
809 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
810 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
811 changing into a vector.
812 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
813 come before all other uops generated by add_stores.
814 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
816 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
817 a vector. Run just one pass over the bbs instead of separate counting
818 and computation phase.
819 (vt_finalize): Free VTI (bb)->mos vector instead of array.
822 * tree-inline.c (remap_decls): Put old_var rather than origin_var
823 into *nonlocalized_list vector.
824 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
825 even if origin is non-NULL.
826 (gen_variable_die): Likewise.
827 (process_scope_var): Don't change origin.
828 (gen_decl_die): Likewise.
829 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
830 before adding new edges instead of after it, fix moving over
833 2010-03-11 David S. Miller <davem@davemloft.net>
835 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
837 * configure: Rebuild.
839 2010-03-11 Martin Jambor <mjambor@suse.cz>
841 PR tree-optimization/43257
842 * tree.c (assign_assembler_name_if_neeeded): New function.
843 (free_lang_data_in_cgraph): Assembler name assignment moved to the
845 * tree.h (assign_assembler_name_if_neeeded): Declare.
846 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
847 the function if needed.
849 2010-03-11 Chris Demetriou <cgd@google.com>
851 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
852 include/stdint-gcc.h, and include/stdint.h world-readable.
854 2010-03-11 Richard Guenther <rguenther@suse.de>
856 PR tree-optimization/43255
857 * tree-vrp.c (process_assert_insertions_for): Do not insert
858 asserts for trivial conditions.
860 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
862 PR tree-optimization/43280
863 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
864 generation. Move calculation of size out of the if branch.
865 (find_bswap): Modify compare number generation.
867 2010-03-11 Richard Guenther <rguenther@suse.de>
870 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
871 (input_gimple_stmt): Fixup handled component types during
872 operand read. Also fix up decls in ADDR_EXPRs.
874 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
876 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
877 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
879 2010-03-10 Jan Hubicka <jh@suse.cz>
882 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
883 * varasm.c (get_variable_section): Don't do that here...
884 (make_decl_rtl): ... and here.
885 (do_assemble_alias): Produce decl RTL.
886 (assemble_alias): Likewise.
888 2010-03-10 Jakub Jelinek <jakub@redhat.com>
891 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
892 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
894 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
895 (based_loc_descr): Only express drap or vdrap regno based expressions
896 using DW_OP_fbreg when not optimizing.
897 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
898 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
899 REG_CFA_SET_VDRAP note.
901 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
903 PR tree-optimization/43236
904 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
905 error in calculation of base address in reverse iteration case.
906 (generate_builtin): Take number of latch executions if the statement
909 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
912 * tree-eh.c: Include pointer-set.h.
913 (lower_eh_dispatch): Filter out duplicate case labels and
914 remove the unneeded edge when the label is unused. Return
915 true when some edges are removed.
916 (execute_lower_eh_dispatch): When any lowering resulted in
917 removing an edge, also delete unreachable blocks.
919 2010-03-10 Jakub Jelinek <jakub@redhat.com>
922 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
923 UNSPEC_MACHOPIC_OFFSET.
925 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
928 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
929 (m68k_delegitimize_address): New function.
931 2010-03-09 Jakub Jelinek <jakub@redhat.com>
934 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
937 * var-tracking.c (adjust_sets): New function.
938 (count_with_sets, add_with_sets): Use it.
939 (get_adjusted_src): New inline function.
940 (add_stores): Use it.
943 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
944 call cselib_dummy_expand_value_rtx_cb instead of
945 cselib_expand_value_rtx_cb.
948 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
949 * config/i386/i386.c: Include debug.h and dwarf2out.h.
950 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
951 and .cfi_endproc around the pic thunks.
952 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
953 all queued unwind info register saves are saved before the call.
954 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
955 considered as sp-=4 for unwind info and the pop as sp+=4 which
956 also clobbers dest, but doesn't actually restore it.
959 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
962 2010-03-09 Jie Zhang <jie@codesourcery.com>
964 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
965 whitespaces in output template.
967 2010-03-09 Jie Zhang <jie@codesourcery.com>
969 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
972 2010-03-08 Jakub Jelinek <jakub@redhat.com>
974 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
975 builtins.exp in a separate job.
977 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
979 * graphite-sese-to-poly.c (add_param_constraints): Use
980 lower_bound_in_type and upper_bound_in_type.
982 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
984 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
985 instead of unsigned_type_node.
987 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
988 Reza Yazdani <reza.yazdani@amd.com>
991 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
992 on pointer type parameters.
994 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
998 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
999 handle conversions from pointer to integers.
1000 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
1001 induction variable, to be able to work with code generated by CLooG.
1002 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
1003 (build_poly_scop): Bail out if we cannot codegen a loop.
1005 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
1007 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
1008 code generation with gloog_error.
1010 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1012 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
1013 Call fold_convert on all the returned values.
1014 (expand_scalar_variables_expr): Pass to
1015 expand_scalar_variables_ssa_name the type of the resulting expression.
1017 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1019 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1020 ppl_min_for_le_pointset.
1021 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1022 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1024 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1026 * graphite-dependences.c (map_into_dep_poly): Removed.
1027 (dependence_polyhedron_1): Use combine_context_id_scat.
1029 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1031 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1032 (struct poly_bb): Same.
1033 (combine_context_id_scat): New.
1035 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1038 * sese.c (name_defined_in_loop_p): Return false for default
1041 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1043 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1044 and clean up the logic.
1046 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1048 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1051 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1053 * var-tracking.c (remove_cselib_value_chains): Define only for
1055 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1056 delete_slot_part, emit_notes_for_differences_1): Don't call
1057 remove_cselib_value_chains here.
1058 (set_slot_part, emit_notes_for_differences_2): Don't call
1059 add_cselib_value_chains here.
1060 (preserved_values): New vector.
1061 (preserve_value): New function.
1062 (add_uses, add_stores, vt_add_function_parameters): Use it
1063 instead of cselib_preserve_value.
1064 (changed_values_stack): New vector.
1065 (check_changed_vars_0): New function.
1066 (check_changed_vars_1, check_changed_vars_2): Use it.
1067 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1068 changed_values_stack VALUEs.
1069 (vt_emit_notes): For all preserved_values call
1070 add_cselib_value_chains. If ENABLE_CHECKING call
1071 remove_cselib_value_chains before verifying value_chains is empty.
1072 Initialize and free changed_values_stack.
1073 (vt_initialize): Initialize preserved_values.
1074 (vt_finalize): Free preserved_values.
1076 2010-03-08 Richard Guenther <rguenther@suse.de>
1078 PR tree-optimization/43269
1079 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1082 2010-03-08 Martin Jambor <mjambor@suse.cz>
1084 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1085 (ipa_is_param_called): Removed.
1086 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1087 (ipa_print_node_params): Do not print the called flag.
1088 (ipa_write_node_info): Do not stream the called flag.
1089 (ipa_read_node_info): Likewise.
1091 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1094 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1095 * cselib.c (struct expand_value_data): Add dummy field.
1096 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1098 (cselib_dummy_expand_value_rtx_cb): New function.
1099 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1101 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1102 * var-tracking.c: Include pointer-set.h.
1103 (variable): Change n_var_parts to char from int. Add
1104 cur_loc_changed and in_changed_variables fields.
1105 (variable_canonicalize): Remove.
1106 (shared_var_p): New inline function.
1107 (unshare_variable): Maintain cur_loc_changed and
1108 in_changed_variables fields. If var was in changed_variables,
1109 replace it there with new_var. Just copy cur_loc instead of
1110 resetting it to something else.
1111 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1112 (dataflow_set_union): Don't call variable_canonicalize.
1113 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1114 of their DEBUG_EXPR_TREE_DECLs.
1115 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1116 and in_changed_variables and cur_loc_changed is false.
1117 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1118 and cur_loc_changed. Don't update cur_loc here.
1119 (variable_merge_over_src): Don't call variable_canonicalize.
1120 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1121 removing loc that is equal to cur_loc, clear cur_loc,
1122 set cur_loc_changed and ensure variable_was_changed is called.
1123 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1124 compare pointers in cur_loc check, if it is equal to loc,
1125 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1126 (variable_different_p): Remove compare_current_location argument,
1127 don't compare cur_loc.
1128 (dataflow_set_different_1): Adjust variable_different_p caller.
1129 (variable_was_changed): If dv had some var in changed_variables
1130 already, reset in_changed_variables flag for it and propagate
1131 cur_loc_changed over to the new variable. On empty var
1132 always set cur_loc_changed. Set in_changed_variables on whatever
1133 var is added to changed_variables.
1134 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1135 Use shared_var_p. When removing loc that is equal to cur_loc,
1136 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1137 end, don't set it to something else, just call variable_was_changed.
1138 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1139 loc being removed, clear cur_loc and set cur_loc_changed.
1140 Set cur_loc_changed if all locations have been removed.
1141 (struct expand_loc_callback_data): New type.
1142 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1143 allocated. Always create SUBREGs if simplify_subreg failed.
1144 Prefer to use cur_loc, when that fails and still in
1145 changed_variables (and seen first time) recompute it. Set
1146 cur_loc_changed of variables which had to change cur_loc and
1147 compute elcd->cur_loc_changed if any of the subexpressions used
1148 had to change cur_loc.
1149 (vt_expand_loc): Adjust to pass arguments in
1150 expand_loc_callback_data structure.
1151 (vt_expand_loc_dummy): New function.
1152 (emitted_notes): New variable.
1153 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1154 that weren't used for any other decl in current
1155 emit_notes_for_changes call call vt_expand_loc_dummy to update
1156 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1157 first loc_chain location if NULL before. Always use just
1158 cur_loc instead of first loc_chain location. When cur_loc_changed
1159 is false, when not --enable-checking=rtl just don't emit any note.
1160 When rtl checking, compute the note and assert it is the same
1161 as previous note. Clear cur_loc_changed and in_changed_variables
1162 at the end before removing from changed_variables.
1163 (check_changed_vars_3): New function.
1164 (emit_notes_for_changes): Traverse changed_vars to call
1165 check_changed_vars_3 on each changed var.
1166 (emit_notes_for_differences_1): Clear cur_loc_changed and
1167 in_changed_variables. Recompute cur_loc of new_var.
1168 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1169 (vt_emit_notes): Initialize and destroy emitted_notes.
1171 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1173 PR rtl-optimization/42220
1174 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1175 Use verify_reg_tracked to determine if we should use OP_OUT rather
1177 (build_def_use): If we see an in-out operand for a register that we
1178 know nothing about, treat is an output if possible, fail the block if
1181 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1184 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1187 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1190 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1191 uses of relevant DEFs that are dead outside the loop too.
1193 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1195 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1197 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1199 * var-tracking.c (values_to_unmark): New variable.
1200 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1201 values_to_unmark vector. Moved body to...
1202 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1203 instead queue it into values_to_unmark vector.
1204 (vt_find_locations): Free values_to_unmark vector.
1206 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1208 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1209 (site.exp): Export them when plugins are enabled.
1211 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1214 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1216 (chrec_fold_multiply): Same.
1218 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1221 * c-decl.c (build_compound_literal): Return early if init is
1224 2010-03-04 Martin Jambor <mjambor@suse.cz>
1226 PR tree-optimization/43164
1227 PR tree-optimization/43191
1228 * tree-sra.c (type_consists_of_records_p): Reject records with
1229 zero-size bit-fields at the end.
1231 2010-03-04 Mike Stump <mikestump@comcast.net>
1233 * Makefile.in (TAGS): Remove *.y.
1235 2010-03-04 Richard Guenther <rguenther@suse.de>
1237 PR tree-optimization/40761
1238 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1240 (my_rev_post_order_compute): New function.
1241 (init_pre): Call it.
1243 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1246 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1247 decrease the cost of an IV candidate when the cost is infinite.
1249 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1251 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1252 Use '3DNow!' for the extension of that name, ensure normal space
1254 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1256 2010-03-03 Jeff Law <law@redhat.com>
1258 * PR middle-end/32693
1259 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1260 than gen_rtx_SUBREG.
1261 (extract_bit_field_1): Likewise.
1263 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1265 * doc/sourcebuild.texi (Test directives): Document that arguments
1266 include-opts and exclude-opts are now optional for dg-skip-if,
1267 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1269 2010-03-03 Jason Merrill <jason@redhat.com>
1272 * cgraph.h (varpool_node): Add extra_name field.
1273 * varpool.c (varpool_extra_name_alias): New.
1274 (varpool_assemble_decl): Emit extra name aliases.
1275 (varpool_mark_needed_node): Look past an extra name alias.
1276 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1277 * lto-streamer-in.c (lto_input_tree): Read it.
1278 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1280 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1282 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1283 (sparc*-*-solaris2*): ...this.
1285 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1288 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1289 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1290 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1291 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1294 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1295 fallthrough to default handling, just with want_address 0 instead of 2.
1296 For single element lists, add_AT_loc directly, otherwise create an
1297 artificial variable DIE and stick location list to it.
1300 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1301 (VAL_EXPR_HAS_REVERSE): Define.
1302 (reverse_op): New function.
1303 (add_stores): For reversible operations add an extra MO_VAL_USE.
1305 2010-03-02 Jason Merrill <jason@redhat.com>
1307 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1309 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1311 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1312 (sparc64-*-linux*): Likewise.
1313 (sparc64-*-solaris2*): Include assembler files before linker ones.
1314 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1315 * config/sparc/gas.h: Delete.
1316 * config/sparc/sol2-64.h: Add copyright notice.
1317 * config/sparc/sol2-gas-bi.h: Likewise.
1318 * config/sparc/sol2-gld.h: Likewise.
1319 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1320 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1321 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1322 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1323 (sparc_elf_asm_named_section): Rename into...
1324 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1326 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1328 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1330 2010-03-02 Jeff Law <law@redhat.com>
1333 * reload1.c (rtx_p, substitute_stack): Declare.
1334 (substitute): Record addresses of changed rtxs.
1335 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1336 Restore the original rtx when complete.
1337 (reload): Free subsitute_stack when complete.
1339 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1341 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1342 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1344 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1345 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1346 Torture Tests): Change from subsection to section.
1348 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1349 Steven Bosscher <steven@gcc.gnu.org>
1351 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1354 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1357 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1358 the assignment from the new induction variable to the assignment
1359 of the value from the original loop PHI function.
1361 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1362 Daniel Jacobowitz <dan@codesourcery.com>
1364 * doc/sourcebuild.texi (Test directives): Clarify options to
1367 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1369 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1370 Disable cfi directives unless GCC and gas agree on using read-only
1371 .eh_frame sections for 64-bit.
1372 * configure: Regenerate.
1374 2010-03-01 Richard Guenther <rguenther@suse.de>
1376 PR tree-optimization/43220
1377 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1378 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1380 2010-03-01 Richard Guenther <rguenther@suse.de>
1381 Martin Jambor <mjambor@suse.cz>
1384 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1385 gimplified parameters.
1387 2010-03-01 Christian Bruel <christian.bruel@st.com>
1389 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1391 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1393 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1395 2010-03-01 Richard Guenther <rguenther@suse.de>
1398 * expr.c (expand_assignment): Use the alias-oracle to tell
1399 if the rhs aliases the result decl.
1401 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1404 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1405 to sol_gt_pch_get_address.
1406 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1407 64-bit, SPARC and x86.
1408 (sol_gt_pch_get_address): New function.
1410 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1412 * toplev.h (inform_n, error_n): Declare.
1413 * diagnostic.c (inform_n, error_n): New function.
1415 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1417 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1418 has no rtl yet when processing local_decls, queue it and recheck
1419 if deferred stack allocation hasn't assigned it rtl.
1421 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1423 * config/sh/sh.c (unspec_bbr_uid): New.
1424 (gen_block_redirect): Use it instead of INSN_UID.
1425 (gen_far_branch): Likewise.
1427 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1429 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1430 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1432 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1434 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1435 (Warning Options): -Wno-conversion-null is valid for
1436 Objective-C++ as well.
1437 * doc/tm.texi (Named Address Spaces): Likewise.
1438 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1439 * doc/tree-ssa.texi (Tree SSA): Likewise.
1441 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1444 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1445 by default. Don't set the default arch for
1446 i[34567]86-*-darwin*|x86_64-*-darwin*.
1448 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1451 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1452 default. Set the default 32bit/64bit archs with $with_arch
1453 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1455 2010-02-27 Richard Guenther <rguenther@suse.de>
1457 PR tree-optimization/43186
1458 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1459 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1460 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1461 unroller iterations.
1463 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1465 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1466 required and i[34567]86-*-* targets don't support 64bit ISA.
1468 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1471 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1474 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1476 * config.gcc: Set the default arch at least to Prescott for
1477 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1478 if SSE math is enabled.
1480 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1482 * diagnostic.c (diagnostic_initialize): Update.
1483 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1485 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1486 (diagnostic_inhibit_notes): New.
1487 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1489 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1492 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1493 * doc/standards.texi: Likewise.
1494 * doc/extend.texi: Likewise.
1495 * doc/trouble.texi: Likewise.
1496 * doc/cppopts.texi: Likewise.
1497 * doc/install.texi: Likewise.
1498 * c.opt (std=c90,std=gnu90): New options.
1499 * c-opts.c (c_common_handle_option): Handle them.
1501 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1504 * c-decl.c (undeclared_variable): Use an informative note.
1506 2010-02-26 Richard Guenther <rguenther@suse.de>
1508 PR tree-optimization/43186
1509 * gimple.h (gimple_fold): Remove.
1510 * gimple.c (gimple_fold): Remove. Inline into single user ...
1511 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1512 Try harder for conditions.
1514 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1517 * function.c (used_types_insert): Don't skip through named pointer
1518 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1519 and it is different from the main variant's type.
1521 2010-02-26 Nick Clifton <nickc@redhat.com>
1523 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1525 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1527 * config.gcc: Support --with-fpmath=sse for x86.
1529 * config/i386/ssemath.h: New.
1531 * doc/install.texi (--with-fpmath=sse): Documented.
1533 2010-02-26 Richard Guenther <rguenther@suse.de>
1535 PR tree-optimization/43188
1536 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1537 vector types of over-aligned element type.
1539 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1542 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1543 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1545 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1547 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1549 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1551 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1552 * var-tracking.c: Include diagnostic.h.
1553 (debug_dv): New function.
1554 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1557 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1558 (add_value_chain, add_value_chains, remove_value_chain,
1559 remove_value_chains): Handle DEBUG_EXPRs.
1560 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1563 * regcprop.c (struct queued_debug_insn_change): New type.
1564 (struct value_data_entry): Add debug_insn_changes field.
1565 (struct value_data): Add n_debug_insn_changes field.
1566 (debug_insn_changes_pool): New variable.
1567 (free_debug_insn_changes, apply_debug_insn_changes,
1568 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1569 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1570 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1572 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1574 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1575 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1576 changes, call cprop_find_used_regs via note_stores.
1577 (copyprop_hardreg_forward): When copying vd from predecessor
1578 which has any queued DEBUG_INSN changes, make sure the pointers are
1579 cleared. At the end call df_analyze and then if there are any
1580 DEBUG_INSN changes queued at the end of some basic block for still
1581 live registers, apply them.
1582 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1584 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1586 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1589 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1591 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1592 targets. Set the default with_cpu/with_arch from arch/cpu.
1593 Allow x86-64 and native for with_cpu/with_arch.
1595 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1597 * ebitmap.c: Change calls to verify_popcount with calls to
1598 sbitmap_verify_popcount.
1599 (ebitmap_clear_bit): Fixed map->cacheindex test and
1600 map>cache update when bit clearing results in an empty
1603 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1606 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1607 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1608 and support both V2DF and V2DI modes.
1609 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1610 support both V2DF and V2DI modes.
1611 (general): Delete trailing whitespace from a few patterns.
1613 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1614 V2DF/V2DI interleave high/low builtins.
1616 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1619 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1620 interleave high/low functions.
1622 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1624 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1625 #pragma extern_prefix.
1627 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1630 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1631 BLKmode, assert op0 is a MEM and just adjust its mode.
1634 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1635 if bitpos isn't multiple of mode's bitsize.
1637 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1639 * c.opt (-ftemplate-depth=): New.
1640 (-ftemplate-depth-): Deprecate.
1641 * optc-gen.awk: Handle -ftemplate-depth=.
1642 * opth-gen.awk: Likewise.
1643 * c-opts.c (c_common_handle_option): Likewise.
1644 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1646 2010-02-24 Jason Merrill <jason@redhat.com>
1648 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1650 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1652 * cfg.c (alloc_aux_for_block): Remove inline.
1653 (alloc_aux_for_edge): Likewise.
1655 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1657 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1659 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1661 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1662 * config/i386/sol2-gas.h: New file.
1663 * config.gcc (i[34567]86-*-solaris2*): Use it.
1665 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1668 * c-typeck.c (ep_convert_and_check): New.
1669 (build_conditional_expr): Use it.
1670 (build_binary_op): Likewise.
1672 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1674 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1677 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1678 bounds even for -O+.
1679 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1680 expr needs to have DECL_NAME set.
1682 2010-02-24 Nick Clifton <nickc@redhat.com>
1684 * config/mep/mep.c: Include gimple.h.
1685 (mep_function_uses_sp): Delete unused function.
1686 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1687 parameters. Use unsigned integers to count args. Return a
1688 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1690 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1693 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1694 greater or equal to nelt instead of 2 * nelt.
1695 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1698 2010-02-23 Jason Merrill <jason@redhat.com>
1701 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1702 in cfun->local_decls even if they have register types.
1705 * stor-layout.c (place_field): Don't warn about unnecessary
1706 DECL_PACKED if the type is packed.
1708 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1711 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1712 GOTOFF relocs, even when the base reg isn't pic pointer.
1714 2010-02-23 Michael Matz <matz@suse.de>
1717 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1718 (expand_gimple_basic_block): Generate and use debug temps if there
1719 are debug uses left after the last real use of TERed ssa names.
1720 Unlink debug immediate uses when they are expanded.
1722 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1725 * config/i386/i386.c (override_options): Reorganise to provide
1726 better error messages.
1728 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1731 * graphite-scop-detection.c (create_single_exit_edge): Move
1732 the call to find_single_exit_edge to....
1733 (create_sese_edges): ...here. Don't handle multiple edges
1734 exiting the function.
1735 (build_graphite_scops): Don't handle multiple edges
1736 exiting the function.
1738 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1741 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1742 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1744 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1747 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1749 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1752 * c-typeck.c (convert_arguments): Print declaration location.
1753 * c-common.c (validate_nargs): Rename as
1754 builtin_function_validate_nargs.
1755 (check_builtin_function_arguments): Update.
1757 2010-02-22 Richard Guenther <rguenther@suse.de>
1760 * tree-inline.c (declare_return_variable): Use the type of
1761 the call stmt lhs if available.
1763 2010-02-22 Duncan Sands <baldrick@free.fr>
1765 * passes.c (register_pass): Always consider all pass lists when
1766 ref_pass_instance_number is zero.
1768 2010-02-22 Richard Guenther <rguenther@suse.de>
1770 PR tree-optimization/42749
1771 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1772 parameter. Do arithmetic in the original type.
1773 (update_accumulator_with_ops): Likewise.
1774 (adjust_accumulator_values): Adjust.
1776 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1778 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1779 (QI to BLKmode splitter): New splitter.
1781 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1783 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1784 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1786 2010-02-22 Richard Guenther <rguenther@suse.de>
1788 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1790 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1792 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1793 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1794 ($(T)crti.o, $(T)crtn.o): Remove rules.
1796 2010-02-21 Tobias Burnus <burnus@net-b.de>
1799 * doc/invoke.texi (-fassociative-math): Document that this
1800 option is automatically enabled for Fortran.
1802 2010-02-20 David S. Miller <davem@davemloft.net>
1804 * configure.ac: Test if linker and assembler properly support
1805 GOTDATA_OP relocations.
1806 * configure: Rebuild.
1807 * config.in: Likewise.
1808 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1809 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1810 (movsi_high_pic): Likewise.
1811 (movdi_lo_sum_pic): Likewise.
1812 (movdi_high_pic): Likewise.
1813 (movsi_pic_gotdata_op): New pattern.
1814 (movdi_pic_gotdata_op): Likewise.
1815 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1816 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1818 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1821 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1822 attribute to ssemul.
1823 (xop_mulv2div2di3_high): Ditto.
1825 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1828 * c.opt (Wconversion-null): New option.
1829 * doc/invoke.texi (Wconversion-null): Document.
1831 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1833 * common.opt (Wlarger-than-): Add Undocumented.
1835 2010-02-19 Mike Stump <mikestump@comcast.net>
1837 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1839 2010-02-19 Jason Merrill <jason@redhat.com>
1842 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1843 * configure: Likewise.
1845 2010-02-20 Alan Modra <amodra@gmail.com>
1848 * cgraph.h (cgraph_make_decl_local): Declare.
1849 * cgraph.c (cgraph_make_decl_local): New function.
1850 (cgraph_make_node_local): Use it.
1851 * cgraphunit.c (cgraph_function_versioning): Likewise.
1852 * ipa.c (function_and_variable_visibility): Likewise.
1854 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1857 * except.c (sjlj_emit_function_enter): Don't call
1858 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1860 * rtl.h (add_reg_br_prob_note): Remove prototype.
1862 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1865 * c-common.c (conversion_warning): Remove widening conversions
1866 before checking the conversion of integers to reals.
1868 2010-02-19 Mike Stump <mikestump@comcast.net>
1871 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1874 * cgraphunit.c (process_function_and_variable_attributes): Check
1875 DECL_PRESERVE_P instead of looking up attribute "used".
1876 * ipa-pure-const.c (check_decl): Likewise.
1877 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1878 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1879 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1880 instead of attribute "used".
1881 * config/sol2-c.c (solaris_pragma_init): Likewise.
1882 (solaris_pragma_fini): Likewise.
1884 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1886 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1887 Use XCNEW instead of xcalloc.
1888 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1889 XNEW instead of xmalloc.
1890 (get_fields): Use XNEWVEC instead of xmalloc.
1893 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1894 populate vars array.
1895 (create_new_general_access): For debug stmts just reset value.
1896 (get_stmt_accesses): For accesses within debug stmts just record them
1897 using add_access_to_acc_sites instead of preventing the peeling or
1898 counting them as accesses.
1901 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1903 2010-02-19 Richard Guenther <rguenther@suse.de>
1905 PR tree-optimization/42916
1906 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1909 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1911 * configure.ac: Replace all uses of changequote in macro arguments
1912 with proper quoting.
1914 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1917 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1919 2010-02-19 Richard Guenther <rguenther@suse.de>
1921 PR tree-optimization/42944
1922 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1923 test for aliasing with errno.
1925 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1928 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1929 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1930 * dojump.c: Include output.h.
1931 (inv): New inline function.
1932 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1933 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1934 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1935 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1936 argument, pass it down to other calls.
1937 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1938 add REG_BR_PROB note to the conditional jump.
1939 * cfgexpand.c (add_reg_br_prob_note): Removed.
1940 (expand_gimple_cond): Don't call it, add the probability
1941 as last argument to jumpif_1/jumpifnot_1.
1942 * Makefile.in (dojump.o): Depend on output.h.
1943 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1945 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1946 * stmt.c (do_jump_if_equal): Likewise.
1947 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1948 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1949 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1951 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1952 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1953 jumpifnot_1 callers.
1954 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1956 (store_expr): Adjust jumpifnot caller.
1957 (store_constructor): Adjust jumpif caller.
1960 * gimplify.c (gimple_boolify): For __builtin_expect call
1961 gimple_boolify also on its first argument.
1963 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1965 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1967 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1968 * configure: Regenerated.
1970 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1972 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1973 lang_hooks.types_compatible_p instead of comptypes.
1975 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1977 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1978 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1979 if __prefer_thumb__ is defined.
1981 2010-02-18 Martin Jambor <mjambor@suse.cz>
1983 PR tree-optimization/43066
1984 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1985 array with zero-sized element type.
1987 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1989 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1990 rtx, allocate struct var_loc_node here and return it to the
1991 caller, and only if it is actually needed.
1992 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1993 move it earlier and return immediately if it returns NULL.
1995 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1997 * config/sparc/gas.h: New file. Restore
1998 TARGET_ASM_NAMED_SECTION to its ELF default.
1999 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
2001 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2002 Likewise. Add ATTRIBUTE_UNUSED to prototype.
2003 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
2004 after sparc/sysv4.h.
2006 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
2008 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
2010 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
2012 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
2013 patterns from predicated pattern.
2015 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
2018 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
2019 for insn mnemonic suffix.
2021 2010-02-17 Richard Guenther <rguenther@suse.de>
2023 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2026 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2029 * caller-save.c (save_call_clobbered_regs): If BB ends with
2030 a DEBUG_INSN, move any notes in between last real insn and the last
2031 DEBUG_INSN after the last DEBUG_INSN.
2033 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2035 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2036 Fix return type. Fix argument type. Explain meaning of return value.
2038 2010-02-16 Richard Guenther <rguenther@suse.de>
2040 PR tree-optimization/41043
2041 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2042 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2044 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2046 2010-02-16 Ira Rosen <irar@il.ibm.com>
2048 PR tree-optimization/43074
2049 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2050 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2051 vectorizable cycles in hybrid SLP check.
2052 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2054 2010-02-16 Richard Guenther <rguenther@suse.de>
2056 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2057 (true_dependence): If memrefs_conflict_p computes must-alias
2058 trust it. Move TBAA check after offset-based disambiguation.
2059 (canon_true_dependence): Likewise.
2061 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2063 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2064 * doc/invoke.texi: Document it.
2065 * var-tracking.c: Include toplev.h and params.h.
2066 (vt_find_locations): Return bool indicating success. Compute
2067 hash sizes unconditionally. Check new parameter, report.
2068 (variable_tracking_main_1): Check vt_find_locations results and
2069 retry. Renamed from...
2070 (variable_tracking_main): ... this. New wrapper to preserve
2071 flag_var_tracking_assignments.
2072 * Makefile.in (var-tracking.o): Adjust dependencies.
2074 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2075 Jakub Jelinek <jakub@redhat.com>
2078 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2079 if weak_import attribute is present.
2080 * config/darwin.c (machopic_select_section): Likewise.
2082 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2084 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2085 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2086 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2087 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2089 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
2092 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2095 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2096 Rewrite text to refer to the names.
2098 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2100 * config/i386/i386-builtin-types.def
2101 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2102 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2103 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2104 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2105 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2106 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2107 IX86_BUILTIN_VPERMIL2PS256.
2108 (MULTI_ARG_4_DF2_DI_I): Defined.
2109 (MULTI_ARG_4_DF2_DI_I1): Defined.
2110 (MULTI_ARG_4_SF2_SI_I): Defined.
2111 (MULTI_ARG_4_SF2_SI_I1): Defined.
2112 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2113 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2114 __builtin_ia32_vpermil2ps256.
2115 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2116 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2117 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2118 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2119 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2120 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2121 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2122 CODE_FOR_xop_vpermil2v8sf3.
2123 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2124 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2125 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2126 (_mm256_permute2_pd): New.
2127 (_mm_permute2_ps): New.
2128 (_mm256_permute2_ps): New.
2130 2010-02-15 Nick Clifton <nickc@redhat.com>
2132 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2133 boolean parameters. Use emit_jump_insn when emitting a pop
2134 instruction containing a return insn.
2135 (push): Use 'true' rather than '1' as second parameter to F.
2136 (h8300_expand_prologue): Likewise.
2137 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2138 (h8300_expand_epilogue): Likewise.
2140 2010-02-15 Richard Guenther <rguenther@suse.de>
2143 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2146 2010-02-15 Nick Clifton <nickc@redhat.com>
2148 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2151 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2153 * intl.c (fake_ngettext): New function.
2154 * intl.h (fake_ngettext): Declare.
2155 (ngettext): Define macro.
2156 * collect2.c (notice_translated): New function.
2157 (main): Use notice_translated and ngettext.
2158 * collect2.h (notice_translated): Declare.
2160 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2162 * reorg.c (delete_computation): Comment fixes.
2163 * caller-save.c (setup_save_areas): Idem.
2164 * sel-sched-dump.c (dump_lv_set): Idem.
2167 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2169 * config/s390/s390.c (s390_sched_init): New function.
2170 (TARGET_SCHED_INIT): Target hook defined.
2172 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2173 Jack Howarth <howarth@bromo.med.uc.edu>
2174 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2177 Partial revert of unintended change in fix for PR41605.
2178 * config/darwin.h: Fix typo.
2179 * config/darwin9.h: Same.
2181 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2183 * c-pch.c (pch_init): Clear v.
2185 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2188 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2189 graphite_can_represent_init for MULT_EXPR.
2191 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2195 * graphite-sese-to-poly.c (remove_phi): New.
2196 (translate_scalar_reduction_to_array): Call remove_phi.
2198 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2201 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2202 * graphite-clast-to-gimple.h (gloog): Update declaration.
2203 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2204 * graphite-poly.h (struct poly_bb): Add missing comments.
2205 (struct scop): Add poly_scop_p field.
2207 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2208 * graphite.c (graphite_transform_loops): Build the polyhedral
2209 representation for each scop before code generation.
2210 * sese.c (rename_variables_in_operand): Removed.
2211 (rename_variables_in_expr): Return the renamed expression.
2212 (rename_sese_parameters): New.
2213 * sese.h (rename_sese_parameters): Declared.
2215 2010-02-11 Richard Guenther <rguenther@suse.de>
2217 PR tree-optimization/42998
2218 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2219 POINTER_PLUS_EXPR properly.
2221 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2222 Changpeng Fang <changpeng.fang@amd.com>
2225 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2226 the cost of an IV candidate when the IV is used in a test against zero.
2228 * gcc.dg/tree-ssa/ivopts-3.c: New.
2230 2010-02-11 Richard Guenther <rguenther@suse.de>
2233 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2234 pointer-vs-decl case by swapping refs. Handle some cases
2235 of pointer-vs-decl disambiguations more conservatively.
2236 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2237 to false after expanding.
2239 2010-02-11 Richard Guenther <rguenther@suse.de>
2242 * gcc.c (process_command): Handle LTO file@offset case more
2245 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2247 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2248 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2250 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2252 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2253 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2254 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2255 Optimize eq/ne comparisons when both arguments are known to be
2257 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2258 Don't mask operands unnecessarily if they are known to be already
2261 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2263 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2266 2010-02-10 Richard Guenther <rguenther@suse.de>
2268 PR tree-optimization/43017
2269 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2270 for wrapping signed arithmetic.
2272 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2275 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2276 if no debug info should be emitted for it.
2278 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2280 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2281 note when flag_exceptions is set.
2283 2010-02-10 Duncan Sands <baldrick@free.fr>
2285 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2287 2010-02-10 Richard Guenther <rguenther@suse.de>
2290 * tree.c (get_unwidened): Handle constants.
2291 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2293 2010-02-10 Martin Jambor <mjambor@suse.cz>
2296 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2297 check for variable argument counts independently.
2299 2010-02-10 Christian Bruel <christian.bruel@st.com>
2302 * config/sh/sh.c (find_barrier): Increase length for non delayed
2303 conditional branches.
2305 2010-02-10 Christian Bruel <christian.bruel@st.com>
2307 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2309 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2311 * builtins.c (set_builtin_user_assembler_name): Also handle
2312 ffs if int is smaller than word.
2314 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2317 * ira-conflicts.c (get_dup): Remove.
2318 (process_reg_shuffles): Add new parameter. Use it as an
2319 additional guard for copy generation.
2320 (add_insn_allocno_copies): Rewrite.
2322 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2324 * common.opt (fsched2-use-traces): Preserved for backward
2326 * doc/invoke.texi: Remove the documentation about option
2327 -fsched2-use-traces.
2328 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2329 flag_sched2_use_traces.
2330 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2331 the backward compatibility flag section.
2333 2010-02-09 Richard Guenther <rguenther@suse.de>
2335 PR tree-optimization/43008
2336 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2337 make HEAP variables initialized from global memory if they
2338 are not known builtin functions.
2339 (find_func_aliases): Adjust.
2341 2010-02-09 Richard Guenther <rguenther@suse.de>
2343 PR tree-optimization/43000
2344 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2345 arithmetic manually.
2347 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2349 PR tree-optimization/42931
2350 * tree-loop-linear.c (try_interchange_loops): Don't call
2351 double_int_mul if estimated_loop_iterations failed.
2353 2010-02-08 Martin Jambor <mjambor@suse.cz>
2356 * tree-sra.c (build_accesses_from_assign): Do not mark in
2357 should_scalarize_away_bitmap if stmt has volatile ops.
2358 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2361 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2363 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2365 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2367 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2370 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2373 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2375 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2378 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2379 to unknown_dependence.
2380 (graphite_legal_transform_dr): Handle the unknown_dependence.
2381 (graphite_carried_dependence_level_k): Same.
2383 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2385 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2387 2010-02-07 Richard Guenther <rguenther@suse.de>
2390 * expr.c (get_inner_reference): Always initialize *pbitsize.
2392 2010-02-07 Richard Guenther <rguenther@suse.de>
2395 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2396 new ARRAY_REFs on variable size element or minimal index arrays.
2398 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2399 gimple_fold_indirect_ref.
2401 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2404 * arm.c (arm_override_options): Just return if the user has specified
2405 an invalid fpu name.
2407 2010-02-03 Jason Merrill <jason@redhat.com>
2410 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2411 i386_pe_maybe_record_exported_symbol.
2413 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2416 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2417 (pa_delegitimize_address): New function.
2419 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2421 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2422 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2424 2010-02-05 Richard Guenther <rguenther@suse.de>
2427 * lto-streamer-in.c (get_resolution): Deal with references
2428 to undefined functions.
2430 2010-02-05 Richard Guenther <rguenther@suse.de>
2432 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2433 (fold_const_aggregate_ref): Likewise.
2434 (ccp_fold_stmt): Substitute loads.
2435 (maybe_fold_reference): Verify types before substituting.
2437 (fold_gimple_assign): Unshare properly.
2438 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2440 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2442 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2443 for rs6000_gen_cell_microcode.
2445 2010-02-04 Richard Guenther <rguenther@suse.de>
2447 PR rtl-optimization/42952
2448 * dse.c (const_or_frame_p): Remove MEM handling.
2450 2010-02-04 Nick Clifton <nickc@redhat.com>
2452 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2453 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2454 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2455 (mn10300_asm_output_mi_thunk): New function.
2456 (mn10300_can_output_mu_thunk): New function.
2457 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2458 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2459 (FUNCTION_ARG): Delete incorrect comment.
2461 2010-02-03 Jason Merrill <jason@redhat.com>
2464 * fold-const.c (operand_equal_p): Handle erroneous types.
2466 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2468 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2470 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2472 PR rtl-optimization/42941
2473 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2476 2010-02-03 Jason Merrill <jason@redhat.com>
2479 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2481 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2484 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2485 (cselib_reset_table): Renamed from...
2486 (cselib_reset_table_with_next_value): ... this.
2487 (cselib_get_next_uid): Renamed from...
2488 (cselib_get_next_unknown_value): ... this.
2489 * cselib.c (next_uid): Renamed from...
2490 (next_unknown_value): ... this.
2491 (cselib_clear_table): Adjust.
2492 (cselib_reset_table): Adjust. Renamed from...
2493 (cselib_reset_table_with_next_value): ... this.
2494 (cselib_get_next_uid): Adjust. Renamed from...
2495 (cselib_get_next_unknown_value): ... this.
2496 (get_value_hash): Use hash.
2497 (cselib_hash_rtx): Likewise.
2498 (new_cselib_val): Adjust. Set and dump uid.
2499 (cselib_lookup_mem): Pass next_uid as hash.
2500 (cselib_subst_to_values): Likewise.
2501 (cselib_log_lookup): Dump uid.
2502 (cselib_lookup): Pass next_uid as hash. Adjust.
2503 (cselib_process_insn): Adjust.
2504 (cselib_init): Initialize next_uid.
2505 (cselib_finish): Adjust.
2506 (dump_cselib_table): Likewise.
2507 * dse.c (canon_address): Dump value uid.
2508 * print-rtl.c (print_rtx): Print value uid.
2509 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2511 (dv_uid): New function, sort of renamed from...
2512 (dv_htab_hash): ... this, reimplemented in terms of it and...
2513 (dv_uid2hash): ... this. New.
2514 (variable_htab_eq): Drop excess assertions.
2515 (tie_break_pointers): Removed.
2516 (canon_value_cmp): Compare uids.
2517 (variable_post_merge_New_vals): Print uids.
2518 (vt_add_function_parameters): Adjust.
2519 (vt_initialize): Reset table. Adjust.
2521 2010-02-03 Richard Guenther <rguenther@suse.de>
2523 PR tree-optimization/42944
2524 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2525 (call_may_clobber_ref_p_1): Likewise. Properly handle
2526 malloc and calloc clobbering errno.
2528 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2530 * doc/invoke.texi: Fix name of sched1 dump.
2532 * opts.c (decode_options): Set flag_tree_switch_conversion
2533 only conditionally on optimize >= 2.
2535 * gcse.c: Assorted comment fixes in pass description.
2537 2010-02-03 Anthony Green <green@moxielogic.com>
2539 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2540 nop padding in order to maintain alignment of storage location of
2541 target function address.
2542 (moxie_trampoline_init): Store target function address at newly
2544 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2546 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2548 2010-02-03 Richard Guenther <rguenther@suse.de>
2551 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2553 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2555 * config.gcc: Reenable check for obsolete targets.
2556 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2557 mips-sgi-irix6.[0-4]*.
2559 2010-02-02 Nick Clifton <nickc@redhat.com>
2561 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2562 constant size of 4 as being the same as 0.
2563 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2564 can take values in the range 0..4.
2566 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2569 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2570 as _darwin10_Unwind_FindEnclosingFunction().
2571 * libgcc-libsystem.ver: New.
2573 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2576 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2577 implicitly set registers.
2579 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2581 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2582 (arm_override_options): Allow automatic selection of the thread
2583 pointer register if thumb2.
2584 (legitimize_pic_address): Improve code sequences for Thumb2.
2585 (arm_call_tls_get_addr): Likewise.
2586 (legitimize_tls_address): Likewise.
2587 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2588 (pic_load_addr_32bit): ... this. New named pattern.
2589 * thumb2.md (pic_load_addr_thumb2): Delete.
2590 (pic_load_dot_plus_four): Delete.
2591 (tls_load_dot_plus_four): New named pattern.
2593 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2596 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2597 Document fix for TLS bug.
2599 2010-01-31 Richard Guenther <rguenther@suse.de>
2601 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2602 conservatively correct.
2604 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2608 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2610 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2612 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2614 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2616 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2618 * config.gcc: Adjust order of makefile fragments for mingw targets.
2620 2010-01-31 Richard Guenther <rguenther@suse.de>
2623 * gimplify.c (gimplify_init_constructor): For volatile LHS
2624 initialize a temporary.
2626 2010-01-31 Matthias Klose <doko@ubuntu.com>
2628 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2630 * configure: Regenerate.
2632 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2634 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2635 the same alias set and their sizes different constantness.
2636 (aliasing_component_refs_p): Revert 2009-10-24 change.
2638 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2640 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2643 2010-01-29 Richard Guenther <rguenther@suse.de>
2645 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2646 Assert we successfully updated the call.
2648 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2650 PR rtl-optimization/42889
2651 * df.h (df_set_bb_dirty_nonlr): New prototype.
2652 * df-core.c (df_set_bb_dirty_nonlr): New function.
2653 * df-scan.c (df_insn_rescan): Call it instead of
2654 df_set_bb_dirty for DEBUG_INSNs.
2656 2010-01-29 Richard Guenther <rguenther@suse.de>
2659 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2660 quadratic behavior in most cases.
2662 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2665 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2666 in the call to gen_x86_movsicc_0_m1.
2668 2010-01-28 Richard Guenther <rguenther@suse.de>
2670 PR tree-optimization/42871
2671 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2673 2010-01-28 Richard Guenther <rguenther@suse.de>
2675 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2676 into call arguments.
2678 2010-01-28 Richard Guenther <rguenther@suse.de>
2681 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2682 the forwarder if the destination is an EH landing pad.
2684 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2686 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2687 block list passed to gimple_duplicate_sese_tail.
2688 (parallelize_loops): Avoid parallelization when the function
2690 Avoid parallelization when the preheader is IRREDUCIBLE.
2691 Try to optimize when estimated_loop_iterations_int is unresolved.
2692 Add the loop's location to the dump file.
2693 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2694 (gimple_duplicate_sese_tail): Remove the check for the latch.
2695 Redirect nexits to the exit block.
2696 Remove handling of the incoming edges to the latch.
2697 Redirect the backedge from the copied latch to the exit bb.
2699 2010-01-28 Michael Matz <matz@suse.de>
2702 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2703 Wrap force_reg into a sequence, emit it before user.
2705 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2707 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2709 (arm_legacy_rev): Likewise.
2710 (thumb_legacy_rev): Likewise.
2712 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2714 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2715 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2716 on MEM's address failed, try avoid_constant_pool_reference and
2717 recurse if it returned something different.
2718 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2719 address, try avoid_constant_pool_reference and recurse if it
2720 returned something different.
2721 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2722 address and avoid_constant_pool_reference returned something
2723 different, don't set have_address.
2725 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2728 * var-tracking.c (val_store): Add modified argument, obey it.
2730 (count_uses): Move down logging of main.
2731 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2732 don't need resolution.
2733 (emit_notes_in_bb): Likewise.
2735 2010-01-27 Richard Guenther <rguenther@suse.de>
2738 * tree-inline.c (remap_decl): Delay remapping of SSA name
2739 default definitions until we need them.
2741 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2743 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2744 (rs6000_delegitimize_address): New function.
2746 * config/s390/s390.c (s390_delegitimize_address): Call
2747 delegitimize_mem_from_attrs.
2750 * tree-inline.c (cannot_copy_type_1): Removed.
2751 (copy_forbidden): Don't forbid copying of functions containing
2752 records/unions with variable length fields.
2754 2010-01-27 Christian Bruel <christian.bruel@st.com>
2758 * config/sh/sh.c (find_barrier): Increase length for non delayed
2759 conditional branches.
2761 2010-01-27 Matthias Klose <doko@ubuntu.com>
2763 * configure.ac (gnu-unique-object): Fix ldd version check.
2764 * configure: Regenerate.
2766 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2768 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2770 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2771 Test for HAVE_GNU_AS value.
2773 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2775 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2776 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2777 INT64_TYPE): Define.
2778 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2779 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2780 INT_LEAST64_TYPE): Define.
2781 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2782 UINT_LEAST64_TYPE): Define.
2783 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2784 INT_FAST64_TYPE): Define.
2785 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2786 UINT_FAST64_TYPE): Define.
2787 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2788 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2789 (SIG_ATOMIC_TYPE): Define.
2791 2010-01-26 Richard Guenther <rguenther@suse.de>
2793 * df-scan.c (df_scan_set_bb_info): Remove assert.
2794 (df_insn_rescan_debug_internal): Merge asserts.
2795 (df_install_ref): Likewise.
2796 (df_mark_reg): Use bitmap_set_range.
2797 (df_hard_reg_used_p): Remove assert.
2798 (df_hard_reg_used_count): Likewise.
2800 2010-01-26 Richard Guenther <rguenther@suse.de>
2802 PR rtl-optimization/42685
2803 * web.c (web_main): Ignore DEBUG_INSNs.
2805 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2807 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2809 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2810 Fix types of fndecl and arglist parameters.
2812 2010-01-26 Richard Guenther <rguenther@suse.de>
2815 * tree-eh.c (unsplit_eh): Skip debug insns.
2817 2010-01-26 Richard Guenther <rguenther@suse.de>
2819 PR tree-optimization/42250
2820 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2822 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2825 * omp-low.c (expand_omp_sections): Only use single_pred if
2826 l2_bb is single_pred_p.
2828 2010-01-25 Christian Bruel <christian.bruel@st.com>
2831 * config/sh/sh.c (find_barrier): Increase length for non delayed
2832 conditional branches.
2833 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2835 2010-01-24 David S. Miller <davem@davemloft.net>
2837 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2838 define if not using GAS.
2839 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2840 Likewise. Delete SECTION_MERGE code, which is only applicable
2843 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2846 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2847 mangling of va_list in system headers.
2849 2010-01-23 Toon Moene <toon@moene.org>
2851 * tree-predcom.c (combine_chains): Return NULL, not false.
2853 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2855 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2856 initialization of variable res to agree with return type.
2858 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2860 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2861 * tree-sra.c: Add include of expr.h.
2863 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2865 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2866 insert the debug stmt on the single non-EH edge from the stmt.
2868 2010-01-22 Richard Henderson <rth@redhat.com>
2871 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2872 the RHS until after generate_subtree_copies has insertted its
2873 code before the current statement.
2875 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2877 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2879 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2881 2010-01-21 Martin Jambor <mjambor@suse.cz>
2883 PR tree-optimization/42585
2884 * tree-sra.c (struct access): New field grp_total_scalarization.
2885 (dump_access): Dump the new field.
2886 (should_scalarize_away_bitmap): New variable.
2887 (cannot_scalarize_away_bitmap): Likewise.
2888 (sra_initialize): Allocate new bitmaps.
2889 (sra_deinitialize): Free new bitmaps.
2890 (create_access_1): New function.
2891 (create_access): Parts moved to create_access_1.
2892 (type_consists_of_records_p): New function.
2893 (completely_scalarize_record): Likewise.
2894 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2895 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2896 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2898 (analyze_all_variable_accesses): Completely scalarize small eligible
2901 2010-01-21 Martin Jambor <mjambor@suse.cz>
2903 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2905 2010-01-21 Andrew Haley <aph@redhat.com>
2907 * gcc.c (process_command): Move lang_specific_driver before
2908 setting cc_libexec_prefix.
2910 2010-01-21 Richard Guenther <rguenther@suse.de>
2913 * fold-const.c (negate_expr_p): Pretend only negative
2914 real constants are easily negatable.
2916 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2917 Jason Merrill <jason@redhat.com>
2919 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2920 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2921 * calls.c (initialize argument_information): Handle it.
2922 * c-common.c (handle_transparent_union_attribute): Use new name.
2923 * c-decl.c (finish_struct): Ditto.
2924 * c-typeck.c (type_lists_compatible_p): Ditto.
2925 (convert_for_assignment): Use new name and also handle record.
2926 * function.c (aggregate_value_p): Handle it.
2927 (pass_by_reference): Ditto.
2928 (assign_parm_data_types): Ditto.
2929 * print-tree.c (print_node): Ditto.
2930 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2931 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2932 * tree.c (first_field): New fn.
2934 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2937 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2938 even when linking statically, for now.
2940 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2943 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2944 without a cselib val.
2945 (count_uses): Accept MO_VAL_SET with no val on stores.
2946 (add_stores): Likewise.
2948 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2950 * var-tracking.c (check_value_val): Add a compile time assertion.
2951 (dv_is_decl_p): Simplify.
2952 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2953 gcc_assert if ENABLE_CHECKING.
2955 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2958 * var-tracking.c: Include tree-flow.h.
2959 (mem_dies_at_call): New.
2960 (dataflow_set_preserve_mem_locs): Use it.
2961 (dataflow_set_remove_mem_locs): Likewise.
2962 (dump_var): Renamed from dump_variable. Adjust all callers.
2963 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2964 * Makefile.in (var-tracking.o): Adjust deps.
2966 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2968 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2970 2010-01-20 Richard Guenther <rguenther@suse.de>
2972 PR tree-optimization/42717
2973 * tree-ssa-dce.c (get_live_post_dom): Remove.
2974 (forward_edge_to_pdom): Take an arbitrary edge to copy
2975 degenerate PHI args from.
2976 (remove_dead_stmt): Use the first post-dominator even if it
2977 does not contain live statements as redirection destination.
2979 2010-01-20 Richard Guenther <rguenther@suse.de>
2981 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2983 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2985 * sel-sched.c (create_speculation_check): Remove set but not used
2987 (try_transformation_cache): Remove set but not used variable ds.
2988 (calculate_privileged_insns): Remove set but not used variables
2989 cur_insn and min_spec_insn.
2990 (find_best_expr): Remove set but not used variable avail_n.
2991 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2993 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2995 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2996 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2999 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
3002 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
3003 cpu types. Add support for *-sse3 cpu types.
3004 (x86_64-*-*): Ditto.
3006 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3009 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
3010 argument, call initializer_constant_valid_p_1 instead of
3011 initializer_constant_valid_p, pass CACHE to it, return NULL
3012 immediately if first call returns NULL.
3013 (initializer_constant_valid_p_1): New function.
3014 (initializer_constant_valid_p): Use it.
3016 2010-01-20 Thomas Quinot <quinot@adacore.com>
3018 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3020 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3022 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3023 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3024 (loc_list_from_tree): Don't handle unsigned division. Handle
3025 signed modulo using DW_OP_{over,over,div,mul,minus}.
3026 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3027 modulo instead of signed.
3029 2010-01-20 DJ Delorie <dj@redhat.com>
3031 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3033 (h8300_emit_stack_adjustment): Propogate it.
3035 (h8300_expand_prologue): Likewise.
3036 (h8300_expand_epilogue): Likewise.
3038 2010-01-19 Michael Matz <matz@suse.de>
3040 PR tree-optimization/41783
3041 * tree-data-ref.c (toplevel): Include flags.h.
3042 (dump_data_dependence_relation): Also dump the inputs if the
3043 result will be unknown.
3044 (split_constant_offset_1): Look through some conversions.
3045 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3046 the offset from last element is too large.
3047 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3048 (reassociate_to_the_same_stmt): Handle vector registers.
3049 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3051 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3052 wide_prolog_niters argument, emit widening instructions.
3053 (vect_do_peeling_for_alignment): Adjust caller, use widened
3054 variant of the iteration cound.
3055 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3057 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3060 * config/arm/neon-testgen.m (emit_automatics): New parameter
3061 features. Adjust for Fixed_return_reg feature.
3062 (test_intrinsic): Call emit_automatics with new feature.
3063 * config/arm/neon.ml: Update copyright years.
3064 (features): New Fixed_return_reg feature.
3065 (ops): Update feature for Vget_low.
3067 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3069 PR tree-optimization/42719
3070 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3074 * fwprop.c (all_uses_available_at): Return false if def_set dest
3075 is a REG that is used in def_insn.
3077 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3079 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3081 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3084 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3086 * target.h (struct gcc_target) <secondary_reload>: Change type
3087 of last argument to secondary_reload_info *.
3089 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3092 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3093 memory references with unaligned offsets. Remove CQImode handling.
3094 (unaligned_memory_operand): Return 1 for memory references with
3095 unaligned offsets. Remove CQImode handling.
3097 2010-01-18 Richard Guenther <rguenther@suse.de>
3100 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3103 2010-01-18 Richard Guenther <rguenther@suse.de>
3105 PR tree-optimization/42781
3106 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3107 restrict processing only if the original variable was artificial.
3109 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3111 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3112 find number of popped argument bytes.
3114 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3115 Fix the text that describes the return value for invalid insns.
3117 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3119 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3120 Clarify what 'cost of the -dependence' is. Fix quoting.
3122 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3123 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3125 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3127 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3128 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3130 2010-01-17 Richard Guenther <rguenther@suse.de>
3133 * function.c (split_complex_args): Take a VEC to modify.
3134 (assign_parms_augmented_arg_list): Build a VEC instead of
3135 a chain of PARM_DECLs.
3136 (assign_parms_unsplit_complex): Take a VEC of arguments.
3137 Do not fixup unmodified parms.
3138 (assign_parms): Deal with the VEC.
3139 (gimplify_parameters): Likewise.
3141 2010-01-17 Richard Guenther <rguenther@suse.de>
3143 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3144 node existence check.
3145 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3146 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3147 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3148 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3149 (gimple_execute_on_growing_pred): Likewise.
3151 2010-01-17 Richard Guenther <rguenther@suse.de>
3153 PR tree-optimization/42773
3154 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3155 (compute_antic_aux): Likewise.
3156 (compute_partial_antic_aux): Likewise.
3158 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3161 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3164 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3166 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3169 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3170 Fix markup for strict argument.
3172 (TARGET_SCHED_REORDER2): Fix argument types.
3174 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3175 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3177 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3178 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3180 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3183 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3184 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3185 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3186 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3187 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3189 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3191 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3193 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3194 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3196 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3198 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3201 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3203 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3204 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3206 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3208 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3210 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3211 referring to it. Fix language.
3213 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3215 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3217 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3219 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3221 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3222 '@var{stream}. Remove stray 'and'.
3224 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3226 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3228 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3230 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3231 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3233 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3234 Fix description of return value.
3235 Rename argument "sz" to "len."
3237 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3238 Clarify meaning of 'true' return value.
3240 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3242 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3243 rep_mode versus mode_rep.
3245 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3247 (TARGET_BUILTIN_DECL): Fix name.
3249 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3251 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3253 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3255 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3257 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3259 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3262 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3263 Rename argument tm_fn to md_fn.
3265 (TARGET_OPTION_PRINT): Fix argument list.
3267 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3270 * config/i386/i386.c (ix86_fixup_binary_operands):
3271 Revert FMA4 fixup of operands.
3273 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3276 * Makefile.in (write_entries_to_file, install-plugin):
3277 Use \012 instead of \n with tr.
3279 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3281 * configure.ac (HAVE_AS_REF): New C macro.
3282 * configure: Regenerate.
3283 * config.in: Likewise.
3284 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3286 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3289 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3291 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3293 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3295 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3297 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3299 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3301 (TARGET_BINDS_LOCAL_P): Fix argument type.
3303 (TARGET_ASM_FILE_END): Use prototype.
3305 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3307 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3309 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3311 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3313 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3314 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3316 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3317 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3319 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3320 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3321 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3322 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3324 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3326 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3328 (TARGET_INIT_BUILTINS): Use prototype.
3330 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3331 Put 'const char *' in braces. Fix parameter types.
3332 (TARGET_INVALID_CONVERSION): Fix parameter types.
3333 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3334 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3336 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3339 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3341 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3343 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3345 * doc/tm.texi (TARGET_HELP): Fix return type.
3347 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3348 in braces. Fix argument types.
3350 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3352 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3354 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3356 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3357 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3359 (TARGET_MANGLE_TYPE): Fix argument types.
3361 (TARGET_IRA_COVER_CLASSES): Use prototype.
3363 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3365 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3367 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3369 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3371 (TARGET_CALLEE_COPIES): Fix argument types.
3373 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3375 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3377 (TARGET_FUNCTION_VALUE): Fix argument types.
3379 (TARGET_RETURN_IN_MSB): Fix argument type.
3381 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3383 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3385 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3387 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3388 agree with return type.
3390 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3392 2010-01-15 Jing Yu <jingyu@google.com>
3394 PR rtl-optimization/42691
3395 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3396 a pseudo to a constant and are merged, and adjust comments.
3398 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3400 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3402 2010-01-15 Richard Guenther <rguenther@suse.de>
3405 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3406 labels of computed or non-local gotos to the destination.
3407 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3408 landing pad label is the first label.
3410 2010-01-15 Richard Guenther <rguenther@suse.de>
3412 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3414 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3417 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3418 to allow generation of the xssqrtdp instruction on power7.
3419 (sqrtdf2_fpr): Ditto.
3421 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3424 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3425 functions with noreturn attribute.
3428 * varasm.c (declare_weak): Add weak attribute to decl if it
3429 doesn't have one already.
3430 (assemble_external): Only add decls to weak_decls if they also
3431 have weak attribute.
3433 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3435 * var-tracking.c (var_reg_delete): Don't delete the association
3436 between REGs and values or one-part variables if the register
3439 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3442 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3443 because its first operand is a non-localized variable.
3445 2010-01-14 Martin Jambor <mjambor@suse.cz>
3447 PR tree-optimization/42706
3448 * tree-sra.c (encountered_recursive_call): New variable.
3449 (encountered_unchangable_recursive_call): Likewise.
3450 (sra_initialize): Initialize both new variables.
3451 (callsite_has_enough_arguments_p): New function.
3452 (scan_function): Call decl and flags check only for IPA-SRA, check
3453 whether there is a recursive call and whether it has enough arguments.
3454 (all_callers_have_enough_arguments_p): New function.
3455 (convert_callers): Look for recursive calls only when
3456 encountered_recursive_call is set.
3457 (ipa_early_sra): Bail out either if
3458 !all_callers_have_enough_arguments_p or
3459 encountered_unchangable_recursive_call.
3461 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3463 * sel-sched.c: Add 2010 to copyright years.
3464 * sel-sched-ir.c: Likewise.
3465 * sel-sched-ir.h: Likewise.
3467 2010-01-14 Martin Jambor <mjambor@suse.cz>
3469 PR tree-optimization/42714
3470 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3471 constructors specially.
3473 2010-01-14 Andi Kleen <ak@linux.intel.com>
3475 * config/i386/drivers-i386.c (detect_caches_intel):
3476 Add l2sizekb parameter and fill in.
3477 (host_detect_local_cpu): Add l2sizekb, fill in.
3478 Add Atom small cache heuristic.
3480 2010-01-14 Andi Kleen <ak@linux.intel.com>
3482 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3483 Add level3 parameter and fill in.
3484 (detect_caches_intel): Handle level3 cache.
3486 2010-01-14 Andi Kleen <ak@linux.intel.com>
3488 * config/i386/drivers-i386.c (host_detect_local_cpu):
3489 Fix core duo detection.
3491 2010-01-14 Andi Kleen <ak@linux.intel.com>
3493 * config/i386/drivers-i386.c (host_detect_local_cpu):
3496 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3498 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3499 (rs6000_variable_issue_1): this. Use...
3500 (rs6000_variable_issue): here. Reimplement. Print debug info.
3502 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3504 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3505 sel_restore_notes. Update all callers. Call reemit_notes
3508 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3510 PR rtl-optimization/42246
3511 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3514 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3516 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3517 all successors is the same as number of successors in current region.
3519 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3521 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3522 to rename is not separable. Otherwise check that its LHS is not NULL.
3524 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3526 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3528 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3530 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3531 available registers when failed to discover LHS register class.
3532 Fix indentation. Update comment.
3534 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3535 Alexander Monakov <amonakov@ispras.ru>
3537 PR rtl-optimization/42389
3538 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3540 (advance_state_on_fence): Likewise.
3541 (sel_target_adjust_priority): Print debug output only when
3542 sched_verbose >= 4, not 2.
3543 (get_expr_cost): Do not issue all unique insns on the next cycle.
3544 (fill_insns): Initialize can_issue_more from the value saved
3546 * sel-sched-ir.c (flist_add): New parameter issue_more.
3547 Init FENCE_ISSUE_MORE with it.
3548 (merge_fences): Likewise.
3549 (init_fences): Update call to flist_add.
3550 (add_to_fences, add_clean_fence_to_fences)
3551 (add_dirty_fence_to_fences): Likewise.
3552 (move_fence_to_fences): Update call to merge_fences.
3553 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3555 * sel-sched-ir.h (struct _fence): New field issue_more.
3556 (FENCE_ISSUE_MORE): New accessor macro.
3558 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3560 PR rtl-optimization/42388
3561 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3562 that have no predecessors nor successors. Do not call move_bb_info
3563 for empty blocks outside of current region.
3565 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3567 PR rtl-optimization/42294
3568 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3569 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3570 originators' originators.
3572 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3574 PR rtl-optimization/39453
3575 PR rtl-optimization/42246
3576 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3578 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3580 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3581 Alexander Monakov <amonakov@ispras.ru>
3584 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3585 (maybe_tidy_empty_bb): ... here. Make static. Add new
3586 argument. Update all callers.
3587 (tidy_control_flow): ... and here. Recompute topological order
3588 of basic blocks in region if necessary.
3589 (sel_redirect_edge_and_branch): Change return type. Return true
3590 if topological order might have been invalidated.
3591 (purge_empty_blocks): Export and move from...
3592 * sel-sched.c (purge_empty_blocks): ... here.
3593 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3594 (maybe_tidy_empty_bb): Delete prototype.
3595 (purge_empty_blocks): Declare.
3597 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3599 PR rtl-optimization/42249
3600 * sel-sched.c (try_replace_dest_reg): When chosen register
3601 and original register is the same, do not bail out early, but
3602 still check all original insns for validity of replacing destination
3603 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3606 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3609 Port from no-undefined-overflow branch:
3610 2009-03-09 Richard Guenther <rguenther@suse.de>
3612 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3614 2010-01-14 Richard Guenther <rguenther@suse.de>
3617 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3619 2010-01-14 Ira Rosen <irar@il.ibm.com>
3621 PR tree-optimization/42709
3622 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3623 as scalar type in creation of constant vector operand.
3625 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3628 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3629 (check-parallel-%): Match `testsuite' directory component only
3632 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3634 PR translation/39521
3635 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3638 2010-01-13 Richard Guenther <rguenther@suse.de>
3640 PR tree-optimization/42730
3641 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3644 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3647 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3648 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3651 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3653 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3654 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3655 ___umulsi3_highpart.
3657 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3658 rather than schedule_insns if the pass is enabled.
3660 2010-01-13 Martin Jambor <mjambor@suse.cz>
3662 PR tree-optimization/42704
3663 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3666 2010-01-13 Martin Jambor <mjambor@suse.cz>
3668 PR tree-optimization/42703
3669 * tree-sra.c (analyze_access_subtree): Check that we can build a
3670 reference to the original data within the aggregate.
3672 2010-01-13 Richard Guenther <rguenther@suse.de>
3674 PR tree-optimization/42705
3675 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3677 2010-01-13 Richard Guenther <rguenther@suse.de>
3680 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3682 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3685 * var-tracking.c (values_to_unmark): New variable.
3686 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3687 values_to_unmark vector. Moved body to...
3688 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3689 instead queue it into values_to_unmark vector.
3690 (vt_find_locations): Free values_to_unmark vector.
3692 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3694 * config/s390/s390.c (override_options): Set
3695 default of max-pending-list-length to 256
3697 2010-01-13 Richard Guenther <rguenther@suse.de>
3700 * tree-pass.h (PROP_gimple_lcx): New.
3701 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3702 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3703 before the final cleanup_eh.
3704 (dump_properties): Dump PROP_gimple_lcx.
3705 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3706 (tree_lower_complex_O0): Remove.
3707 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3708 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3709 tree_lower_complex, schedule TODO_update_ssa.
3710 * lto-streamer-out.c (output_function): Stream the functions
3712 * lto-streamer-in.c (input_function): Likewise.
3713 (lto_read_body): Do not override them here.
3715 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3718 * c-typeck.c (build_c_cast): Fold value cast to union type before
3719 wrapping it in a CONSTRUCTOR.
3721 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3723 PR rtl-optimization/42699
3724 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3727 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3729 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3730 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3731 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3732 SUBTARGET_WARN_UNUSED_SPEC): ... here
3733 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3735 2010-01-12 Julian Brown <julian@codesourcery.com>
3737 * config/arm/neon-schedgen.ml (Utils): Don't try to
3738 open missing module.
3739 (find_with_result): New.
3741 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3744 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3745 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3747 PR tree-optimization/42645
3748 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3749 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3750 decl_map, set processing_debug_stmt to -1 and return name without
3753 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3755 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3756 binutils version, and reword target configuration description.
3758 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3760 * config/avr/avr.h (LINKER_NAME): Remove.
3762 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3765 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3766 that support VSX, warn for -mno-altivec if vsx is not disabled,
3769 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3770 Shujing Zhao <pearly.zhao@oracle.com>
3772 PR translation/42469
3773 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3774 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3775 character between option name and help text.
3776 * c.opt (imultilib): Likewise.
3778 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3780 * lto-streamer-out.c (output_unreferenced_globals): Output static
3783 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3785 PR rtl-optimization/42621
3786 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3787 optimizing for size.
3788 (duplicate_computed_gotos): Remove now-redundant check.
3790 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3793 * configure.ac: Save and restore LDFLAGS and LIBS
3794 * configure: Regenerate.
3796 2010-01-10 Richard Guenther <rguenther@suse.de>
3799 * builtins.c (fold_builtin_strlen): Add type argument and
3800 convert the resulting length to it.
3801 (fold_builtin_1): Adjust.
3803 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3805 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3806 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3808 (num_insns_constant_wide): Adjust for that change.
3810 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3813 * web.c (union_defs): Add used argument, to combine uses of
3815 (entry_register): Adjust type and tests of used argument.
3816 (web_main): Widen used for new use. Pass it to union_defs.
3817 * df.h (union_defs): Adjust prototype.
3819 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3822 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3823 uses in new incoming argument. Free body.
3824 (reset_debug_uses_in_loop): New.
3825 (analyze_insn_to_expand_var): Call the latter if the former found
3826 anything. Fix whitespace. Reject invalid dest overlaps before
3827 going through all insns in the loop.
3829 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3832 * haifa-sched.c (dying_use_p): Debug insns don't count.
3834 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3837 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3838 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3839 (verify_gimple_call): Reject LHS in noreturn calls.
3841 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3845 * tree-vect-loop-manip.c (adjust_info): New type.
3846 (adjust_vec): New pointer to vector.
3847 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3848 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3849 (slpeel_update_phis_for_duplicate_loop): Use them.
3850 (slpeel_update_phi_nodes_for_guard1): Likewise.
3851 (slpeel_update_phi_nodes_for_guard2): Likewise.
3852 (slpeel_tree_peel_loop_to_edge): Likewise.
3853 (vect_update_ivs_after_vectorizer): Likewise.
3855 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3857 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3858 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3860 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3862 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3863 bogus uninitialized warning.
3865 2010-01-09 Richard Guenther <rguenther@suse.de>
3868 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3869 the evolution is compatible with the initial condition.
3871 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3873 * gcc.c (process_command): Update copyright notice dates.
3874 * gcov.c (print_version): Likewise.
3875 * gcov-dump.c (print_version): Likewise.
3876 * mips-tfile.c (main): Likewise.
3877 * mips-tdump.c (main): Likewise.
3879 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3882 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3884 (rotlhi3_8): Delete.
3886 (rotlsi3_8): Delete.
3887 (rotlsi3_16): Delete.
3888 (rotlsi3_24): Delete.
3890 (*rotw<mode>3): New.
3891 (*rotb<mode>3): New.
3892 * config/avr/avr.c (avr_rotate_bytes): New function.
3893 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3895 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3898 * configure.ac: Modify -rdynamic check.
3899 * configure: Regenerate.
3901 2010-01-08 DJ Delorie <dj@redhat.com>
3903 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3904 register popping order.
3906 2010-01-08 Richard Guenther <rguenther@suse.de>
3909 * c.opt (fsigned-char): Also let LTO handle this option.
3910 (funsigned-char): Likewise.
3912 2010-01-07 Richard Guenther <rguenther@suse.de>
3914 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3915 (gimple_op): Likewise.
3916 (gimple_op_ptr): Likewise.
3917 (gimple_assign_set_lhs): Remove gcc_assert.
3918 (gimple_assign_set_rhs1): Likewise.
3919 (gimple_assign_set_rhs2): Likewise.
3920 (gimple_call_set_lhs): Likewise.
3921 (gimple_call_set_fn): Likewise.
3922 (gimple_call_set_fndecl): Likewise.
3923 (gimple_call_fndecl): Likewise.
3924 (gimple_call_return_type): Likewise.
3925 (gimple_call_set_chain): Likewise.
3926 (gimple_call_num_args): Likewise.
3927 (gimple_call_set_arg): Likewise.
3928 (gimple_cond_set_code): Likewise.
3929 (gimple_cond_set_lhs): Likewise.
3930 (gimple_cond_set_rhs): Likewise.
3931 (gimple_cond_set_true_label): Likewise.
3932 (gimple_cond_set_false_label): Likewise.
3933 (gimple_label_set_label): Likewise.
3934 (gimple_goto_set_dest): Likewise.
3935 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3936 (gimple_debug_bind_get_value): Likewise.
3937 (gimple_debug_bind_get_value_ptr): Likewise.
3938 (gimple_debug_bind_set_var): Likewise.
3939 (gimple_debug_bind_set_value): Likewise.
3940 (gimple_debug_bind_reset_value): Likewise.
3941 (gimple_debug_bind_has_value_p): Likewise.
3942 (gimple_return_retval_ptr): Remove gcc_assert.
3943 (gimple_return_retval): Likewise.
3944 (gimple_return_set_retval): Likewise.
3945 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3946 (safe_referenced_var_iterator): Remove.
3947 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3948 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3949 (fill_referenced_var_vec): Remove.
3950 (first_readonly_imm_use): Remove redundant gcc_assert.
3951 (phi_arg_index_from_use): Combine gcc_asserts.
3952 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3953 (first_imm_use_stmt): Remove redundant gcc_assert.
3954 * tree-cfg.c (verify_gimple_call): Verify function and chain
3955 operands. Verify arguments.
3956 (verify_types_in_gimple_stmt): Verify condition code and labels.
3958 2010-01-07 Richard Guenther <rguenther@suse.de>
3960 PR tree-optimization/42641
3961 * sese.c (rename_map_elt_info): Use the SSA name version, do
3964 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3966 PR tree-optimization/42625
3967 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3968 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3970 2010-01-07 Duncan Sands <baldrick@free.fr>
3972 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3974 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3977 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3978 note itself is not function_invariant_p.
3980 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3982 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3983 Do not add the DF_NOTE problem.
3984 * store-motion.c (execute_rtl_store_motion): Likewise.
3986 2010-01-07 Martin Jambor <mjambor@suse.cz>
3988 PR tree-optimization/42157
3989 * tree-sra.c (compare_access_positions): Stabilize sort if both
3990 accesses have integer types, return zero immediately if they are the
3993 2010-01-06 Richard Henderson <rth@redhat.com>
3996 * haifa-sched.c (add_to_note_list): Merge into ...
3997 (concat_note_lists): ... here, and ...
3998 (unlink_other_notes, rm_other_notes): Merge into...
3999 (remove_notes): ... here. Create REG_SAVE_NOTEs for
4000 NOTE_INSN_EPILOGUE_BEG.
4002 2010-01-06 Richard Guenther <rguenther@suse.de>
4004 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
4005 not inline regular functions into always-inline functions.
4007 2010-01-06 Nick Clifton <nickc@redhat.com>
4009 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
4010 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
4012 (OVERRIDE_OPTIONS): Delete.
4013 (OPTIMIZATION_OPTIONS): Define.
4014 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
4015 * config/rx/rx.c (rx_handle_option): Issue an error message if
4016 -mcpu=rx200 and -fpu are used together.
4017 (rx_set_optimization_options): New function. Issue an error
4018 message if an optimization attribute attempts to reset the FPU/
4019 math optimization pairing.
4020 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4021 * config/rx/rx.opt: Set the default to 32-bit doubles.
4022 * config/rx/t-rx: Add multilibs for -nofpu option.
4023 * doc/invoke.texi: Update documentation of RX options.
4025 2010-01-06 Richard Guenther <rguenther@suse.de>
4027 * tree-ssa-pre.c (name_to_id): New global.
4028 (alloc_expression_id): Simplify SSA name handling.
4029 (lookup_expression_id): Likewise.
4030 (init_pre): Zero name_to_id.
4031 (fini_pre): Free it.
4033 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4035 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4037 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4040 * config/i386/sse.md (smaxv2di3): New.
4041 (umaxv2di3): Likewise.
4042 (sminv2di3): Likewise.
4043 (uminv2di3): Likewise.
4045 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4048 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4049 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4050 (legitimize_tls_address): Likewise.
4051 (sparc_tls_referenced_p): Likewise.
4052 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4053 and adjust calls to legitimize_pic_address.
4054 (legitimate_constant_p) Use sparc_tls_referenced_p.
4055 (legitimate_pic_operand_p): Likewise.
4056 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4057 (sparc_tls_symbol_ref_1): Delete.
4058 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4059 (legitimize_tls_address): Make static, handle CONST patterns.
4060 (legitimize_pic_address): Make static, remove unused parameter and
4061 adjust recursive calls.
4062 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4063 and adjust call to legitimize_pic_address.
4064 (sparc_output_mi_thunk): Likewise.
4066 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4067 H.J. Lu <hongjiu.lu@intel.com>
4070 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4071 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4072 operands to make them signed.
4075 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4078 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4079 GTU to GT for V4SI and V2DI.
4081 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4082 (umin<mode>3): Removed.
4084 (uminv4si3): Likewise.
4086 2010-01-05 Martin Jambor <mjambor@suse.cz>
4088 PR tree-optimization/42462
4089 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4090 current_function_decl to helper functions and macros.
4092 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4095 * flags.h: Don't include real.h.
4096 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4097 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4098 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4099 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4100 * dominance.c: Update copyright.
4101 * gimple.c (walk_gimple_op): Remove inline.
4102 * tree-ssa-reassoc.c: Include real.h.
4103 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4104 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4106 2010-01-05 Nick Clifton <nickc@redhat.com>
4108 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4109 register to push into the stack frame when the accumulator has to
4110 be saved during interrupts.
4112 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4114 * doc/invoke.texi: Remove the documentation about option
4116 * common.opt (Wunreachable-code): Preserved for backward
4118 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4119 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4120 the backward compatibility flag section.
4122 2010-01-05 Richard Guenther <rguenther@suse.de>
4124 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4126 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4129 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4131 PR tree-optimization/42508
4132 * tree-sra.c (convert_callers): Check for recursive call
4133 by comparing cgraph nodes instead of decls.
4134 (modify_function): Call ipa_modify_formal_parameters also
4135 on all same_body aliases.
4137 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4138 cgraph nodes when checking for same_body aliases.
4140 2010-01-05 Richard Guenther <rguenther@suse.de>
4142 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4143 allocation and lookup.
4144 (get_or_alloc_expr_for_constant): Likewise.
4145 (phi_translate): Sink allocation.
4147 2010-01-04 Richard Guenther <rguenther@suse.de>
4149 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4150 a new entry only if needed.
4151 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4152 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4154 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4156 (phi_translate): Handle CONSTANTs early.
4158 2010-01-04 Martin Jambor <mjambor@suse.cz>
4160 PR tree-optimization/42398
4161 * tree-sra.c (struct access): Removed flag grp_different_types.
4162 (dump_access): Do not dump the removed flag.
4163 (sort_and_splice_var_accesses): Do not set the removed flag.
4164 (sra_modify_expr): Check for type compatibility directly.
4166 2010-01-04 Martin Jambor <mjambor@suse.cz>
4168 PR tree-optimization/42366
4169 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4170 edges with variable number of parameters.
4171 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4172 flag instead of asserting it.
4173 (ipa_read_node_info): Read uses_analysis_done flag.
4175 2010-01-04 Richard Guenther <rguenther@suse.de>
4177 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4178 iterative_hash_* as intended.
4179 (vn_reference_compute_hash): Likewise. Simplify hashing
4181 (vn_reference_lookup_2): Likewise.
4182 (vn_nary_op_compute_hash): Likewise.
4183 (vn_phi_compute_hash): Likewise.
4184 (expressions_equal_p): Remove strange code.
4185 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4186 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4187 (bitmap_insert_into_set_1): Take value-id as parameter.
4188 (add_to_value): Pass it.
4189 (bitmap_insert_into_set): Likewise.
4190 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4192 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4195 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4196 (do_self_spec): For switches with SWITCH_IGNORE set set also
4197 SWITCH_IGNORE_PERMANENTLY.
4198 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4201 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4203 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4204 tree of an unreferenced global var.
4206 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4209 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4210 GTU to GT for V4SI and V2DI.
4212 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4213 (umin<mode>3): Removed.
4215 (uminv4si3): Likewise.
4217 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4220 * collect2.c (main): Turn on trace in collect2 if -v is passed
4223 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4225 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4226 description of expression operand.
4228 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4230 * configure.ac: Add install-html to target_list for Make-hooks.
4231 * configure: Regenerate.
4232 * fortran/Make-lang.in (F95_HTMLFILES): New.
4233 (fortran.html): Use it.
4234 (fortran.install-html): New.
4235 * Makefile.in (install-html): Add lang.install-html.
4236 * java/Make-lang.in (JAVA_HTMLFILES): New.
4237 (java.html): Use it.
4238 (java.install-html): New.
4239 * objc/Make-lang.in (objc.install-html): New.
4240 * objcp/Make-lang.in (obj-c++.install-html): New.
4241 * cp/Make-lang.in (c++.install-html): New.
4242 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4243 * lto/Make-lang.in (lto.install-html): New.
4245 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4248 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4250 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4252 PR rtl-optimization/41862
4253 * store-motion.c (store_killed_in_insn, compute_store_table,
4254 remove_reachable_equiv_notes, replace_store_insn,
4255 build_store_vectors): Ignore all DEBUG_INSNs.
4257 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4260 * common.opt: Add dumpdir.
4262 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4264 (option_map): Add --dumpdir.
4266 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4268 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4270 * opts.c (decode_options): Try dump_dir_name first if
4271 dump_base_name isn't an absolute path.
4272 (common_handle_option): Handle OPT_dumpdir.
4274 * toplev.c (dump_dir_name): New.
4275 (print_switch_values): Also ignore -dumpdir.
4277 * toplev.h (dump_dir_name): New.
4279 2010-01-03 Richard Guenther <rguenther@suse.de>
4281 PR tree-optimization/42589
4282 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4283 double-word expansion of bswap32.
4285 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4287 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4288 with BLOCK_FOR_INSN.
4289 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4290 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4291 noce_process_if_block): Likewise.
4292 * gcse.c (compute_local_properties, insert_expr_in_table,
4293 insert_set_in_table, canon_list_insert, find_avail_set,
4294 pre_insert_copy_insn): Likewise.
4296 * basic-block.h (BLOCK_NUM): Move from here...
4297 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4299 2010-01-03 Richard Guenther <rguenther@suse.de>
4301 PR tree-optimization/42438
4302 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4303 contains_may_not_return_call flag.
4304 (BB_MAY_NOTRETURN): New.
4305 (valid_in_sets): Trapping nary operations are not valid
4306 in blocks that may not return.
4307 (insert_into_preds_of_block): Remove check for trapping expressions.
4308 (compute_avail): Compute also BB_MAY_NOTRETURN.
4310 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4312 * doc/invoke.texi: Add 2010 to copyright years.
4314 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4316 * config/sparc/sparc.c: Fix formatting nits.
4318 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4319 Alexander Monakov <amonakov@ispras.ru>
4321 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4323 2010-01-02 Richard Guenther <rguenther@suse.de>
4326 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4327 (simplify_switch_using_ranges): Mark to be removed edges
4330 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4332 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4334 * collect2.c (scan_libraries): Add missing argument in call to
4337 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4340 * config/alpha/predicates.md (aligned_memory_operand): Return false
4342 (unaligned_memory_operand): Return true for CQImode.
4343 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4344 doesn not cross aligned SImode word boundary.
4346 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4348 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4350 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4351 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4353 2010-01-02 Richard Guenther <rguenther@suse.de>
4356 * toplev.c (compile_file): Emit LTO marker properly. Change
4358 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4360 2010-01-01 Richard Guenther <rguenther@suse.de>
4363 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4365 2010-01-01 Richard Guenther <rguenther@suse.de>
4368 * c-decl.c (grokdeclarator): For zero-size arrays force
4369 structural equality checks as layout_type does.
4371 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4373 * builtins.c: Update copyright to 2010.
4375 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4378 * lto-streamer-out.c (produce_asm): Revert the last change.
4379 (copy_function): Likewise.
4381 * lto-streamer.c (lto_get_section_name): Skip any leading
4384 2010-01-01 Richard Guenther <rguenther@suse.de>
4387 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4391 Copyright (C) 2010 Free Software Foundation, Inc.
4393 Copying and distribution of this file, with or without modification,
4394 are permitted in any medium without royalty provided the copyright
4395 notice and this notice are preserved.