1 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4 instead of dwarf2out_decl.
5 (struct var_loc_node): Remove section_label field.
6 (dwarf2out_function_decl): New function.
7 (dwarf2out_var_location): Don't set section_label field.
8 (dwarf2out_begin_function): Don't empty decl_loc_table here.
10 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
12 PR tree-optimization/43544
13 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
14 First argument for builtin vectorized function hook is now a
15 tree to be able to distinguish between machine specific and
17 * targhooks.c (default_builtin_vectorized_function): Ditto.
18 * targhooks.h (default_builtin_vectorized_function): Ditto.
19 * target.h (struct gcc_target): Ditto.
20 * tree-vect-stmts.c (vectorizable_function): Ditto.
21 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
22 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
25 2010-03-26 Joseph Myers <joseph@codesourcery.com>
28 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
29 nested binding iff it is a FUNCTION_DECL.
30 (store_parm_decls_newstyle): Pass nested=true to bind for
31 FUNCTION_DECLs amongst parameters.
33 2010-03-26 Jakub Jelinek <jakub@redhat.com>
35 * var-tracking.c (vt_expand_loc_callback): Don't run
36 cselib_expand_value_rtx_cb in dummy mode if
37 cselib_dummy_expand_value_rtx_cb returned false.
39 * var-tracking.c (emit_note_insn_var_location): For one part
40 notes with offset 0, don't add EXPR_LIST around the location.
41 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
42 add_location_or_const_value_attribute): Adjust for that change.
45 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
46 into first operand and location into second.
47 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
48 dw_cfi_oprnd_loc for DW_CFA_expression.
49 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
50 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
51 assume first argument is regnum and second argument is location.
53 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
56 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
57 of scratch register to DImode. Split to DImode comparison operator.
58 Use SImode subreg of scratch register in the multiplication.
59 (*cmp_sadd_sidi): Ditto.
60 (*cmp_ssub_si): Ditto.
61 (*cmp_ssub_sidi): Ditto.
63 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
66 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
67 Remove invalid assert and wrong comment.
69 2010-03-26 Jakub Jelinek <jakub@redhat.com>
72 * flags.h (final_insns_dump_p): New extern.
73 * final.c (final_insns_dump_p): New variable.
74 (rest_of_clean_state): Set it before -fdump-final-insns=
75 dumping, clear afterwards.
76 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
77 MEM_ALIAS_SET on MEMs.
79 2010-03-26 David S. Miller <davem@davemloft.net>
81 * configure.ac: Fix sparc GOTDATA_OP bug check.
84 2010-03-26 Alan Modra <amodra@gmail.com>
86 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
88 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
90 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
93 2010-03-25 Jakub Jelinek <jakub@redhat.com>
96 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
97 Clear first_function_block_is_cold.
100 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
101 argument if the argument is truth_value_p.
103 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
105 * config/rs6000/constraints.md: Update copyright year for my changes.
108 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
109 used in reg+reg addressing, swap registers.
111 2010-03-24 Jakub Jelinek <jakub@redhat.com>
114 * target.h (struct gcc_target): Add code_end hook.
115 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
117 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
118 * toplev.c (compile_file): Call targetm.asm_out.code_end
119 hook before unwind info/debug info output.
120 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
121 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
122 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
123 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
124 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
125 * config/i386/i386.c (ix86_file_end): Renamed to...
126 (ix86_code_end): ... this. Make static. Don't call
127 file_end_indicate_exec_stack. Emit unwind info using
128 final_start_function/final_end_function.
129 (darwin_x86_file_end): Remove.
130 (TARGET_ASM_CODE_END): Define.
131 * config/i386/i386.h (TARGET_ASM_FILE_END,
132 NEED_INDICATE_EXEC_STACK): Don't define.
133 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
134 (TARGET_ASM_FILE_END): Define to darwin_file_end.
135 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
136 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
139 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
140 at the beginning and final_end_function at the end.
141 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
143 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
145 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
146 and Sun as TLS syntax.
147 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
148 * configure: Regenerate.
149 * config.in: Regenerate.
150 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
151 (default_elf_asm_named_section): Use it.
152 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
153 (i386_output_dwarf_dtprel): Likewise.
154 (output_addr_const_extra): Likewise.
155 (output_pic_addr_const): Lowercase @GOTTPOFF.
156 (output_addr_const_extra): Likewise.
157 (output_pic_addr_const): Lowercase @GOTNTPOFF.
158 (output_addr_const_extra): Likewise.
159 (output_pic_addr_const): Lowercase @INDNTPOFF.
160 (output_addr_const_extra): Likewise.
161 (output_pic_addr_const): Lowercase @NTPOFF.
162 (output_addr_const_extra): Likewise.
163 (output_pic_addr_const): Lowercase @TPOFF.
164 (output_addr_const_extra): Likewise.
165 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
166 (*tls_global_dynamic_64): Likewise.
167 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
168 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
170 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
171 (ASM_OUTPUT_TLS_COMMON): Use it.
172 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
175 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
176 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
177 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
178 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
179 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
180 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
182 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
184 * config/i386/i386.c (override_options): Don't accept
185 -mtls-dialect=sun any longer.
186 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
187 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
188 (*tls_local_dynamic_base_32_sun): Likewise.
189 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
191 2010-03-24 Jakub Jelinek <jakub@redhat.com>
194 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
195 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
198 * ira.c (adjust_cleared_regs): New function.
199 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
203 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
205 * expr.c (expand_expr_real): Restore previous
206 curr_insn_source_location and curr_insn_block after
207 expand_expr_real_1 call.
208 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
209 instead of expand_expr_real_1.
211 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
213 PR rtl-optimization/43413
214 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
217 2010-03-22 James E. Wilson <wilson@codesourcery.com>
220 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
221 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
223 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
225 * config/i386/i386.c (ix86_target_string): Add -mfma.
226 Fix a typo in comment.
228 2010-03-22 Mike Stump <mikestump@comcast.net>
231 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
232 Don't overly align based upon packed packed fields.
234 2010-03-22 Jason Merrill <jason@redhat.com>
236 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
237 Use () rather than [], and move before the element type.
239 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
241 * doc/configfiles.texi (Configuration Files): Removed
242 fixinc/Makefile*, intl/Makefile.*.
243 * doc/makefile.texi: Fixed markup. Abstract from version
245 (Makefile): Removed obsolete gcc/java/parse.y example.
246 * doc/sourcebuild.texi: Likewise.
247 (Top Level): Added config, gnattools, libdecnumber, libgcc,
248 libgomp, libssp. Removed fastjar.
249 (Miscellaneous Docs): Clarify location.
250 Added COPYING3, COPYING3.LIB.
251 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
253 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
256 * config/i386/i386.c (x86_function_profiler)
257 [!NO_PROFILE_COUNTERS]: Fix typo.
258 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
261 2010-03-22 Janis Johnson <janis187@us.ibm.com>
262 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
264 * doc/sourcebuild.texi (Test Directives): Split into six
265 subsections, with most of the current text in new subsections
266 Directives, Selectors, and Final Actions.
267 (Directives): Split list of test directives into multiple
269 (Selectors): Describe use and syntax of selectors.
270 (Effective-Target Keywords): Describe all existing keywords.
271 (Add Options): Describe features for dg-add-options.
272 (Require Support): Describe variants of dg-require-support.
273 (Final Actions): Describe commands to use in dg-final.
275 2010-03-22 Michael Matz <matz@suse.de>
278 * recog.c (validate_replace_rtx_group): Replace also in
279 REG_EQUAL and REG_EQUIV notes.
281 2010-03-22 Richard Guenther <rguenther@suse.de>
283 PR tree-optimization/43390
284 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
285 sure vector extracts are type correct.
287 2010-03-22 Richard Guenther <rguenther@suse.de>
290 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
291 x * sqrt (x) even when optimizing for size if the target
292 has native support for sqrt.
294 2010-03-22 Jakub Jelinek <jakub@redhat.com>
296 * varasm.c (make_decl_rtl_for_debug): Also clear
297 flag_mudflap for the duration of make_decl_rtl call.
300 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
301 locs from preserved VALUEs.
303 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
306 * pa.md (movmemsi): Set align to one if zero.
307 (movmemdi): Likewise.
309 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
312 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
313 with their corresponding prologue pushes.
315 2010-03-20 Andrew Pinski <pinskia@gmail.com>
318 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
319 at the begining or end.
320 (spu_expand_epilogue): Likewise.
322 2010-03-20 Richard Guenther <rguenther@suse.de>
324 PR rtl-optimization/43438
325 * combine.c (make_extraction): Properly zero-/sign-extend an
326 extraction of the low part of a CONST_INT. Also handle
329 2010-03-19 Mike Stump <mikestump@comcast.net>
331 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
332 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
333 (override_options): Use SUBTARGET32_DEFAULT_CPU.
335 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
338 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
341 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
343 PR rtl-optimization/42258
344 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
345 use that may match DEF.
348 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
349 the cost of loading the constant rather than assuming
351 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
352 outer code is AND, do the same tests as the andsi3 expander and
353 return COSTS_N_INSNS (1) if and is cheap.
355 * optabs.c (avoid_expensive_constant): Fix formatting.
357 2010-03-19 Michael Matz <matz@suse.de>
360 * attribs.c (decl_attributes): When rebuilding a function pointer
361 type use the same qualifiers as the original pointer type.
363 2010-03-19 Martin Jambor <mjambor@suse.cz>
365 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
366 and is_gimple_ip_invariant_address.
368 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
371 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
373 * config/arm/arm.c (arm_override_options): Turn off
374 flag_dwarf2_cfi_asm for AAPCS variants.
376 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
379 * config/arm/arm.c (emit_multi_reg_push): Update comments.
380 Use PRE_MODIFY instead of PRE_DEC.
381 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
382 (vfp_emit_fstmd): Likewise.
384 2010-03-19 Michael Matz <matz@suse.de>
387 * builtins.c (expand_builtin_interclass_mathfn,
388 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
391 2010-03-19 Richard Guenther <rguenther@suse.de>
393 PR tree-optimization/43415
394 * tree-ssa-pre.c (phi_translate): Split out worker to ...
395 (phi_translate_1): ... this.
396 (phi_translate): Move all caching here. Cache all NARY
397 and REFERENCE translations.
399 2010-03-19 David S. Miller <davem@davemloft.net>
401 With help from Eric Botcazou.
402 * config/sparc/sparc.c: Include dwarf2out.h.
403 (emit_pic_helper): Delete.
404 (pic_helper_symbol_name): Delete.
405 (pic_helper_emitted_p): Delete.
406 (pic_helper_needed): New.
407 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
408 (get_pc_thunk_name): New.
409 (load_pic_register): Remove 'delay_pic_helper' arg. Use
410 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
411 Set pic_helper_needed to true. Don't call emit_pic_helper.
412 (sparc_expand_prologue): Update load_pic_register call.
413 (sparc_output_mi_thunk): Likewise.
414 (sparc_file_end): Emit a hidden comdat symbol for the PIC
415 thunk if possible. Output CFI information as needed.
417 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
418 Jack Howarth <howarth@bromo.med.uc.edu>
421 * config/i386/i386.h: Fix ABI on darwin x86-32.
423 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
425 * tree.h: Declare make_decl_rtl_for_debug.
426 * varasm.c (make_decl_rtl_for_debug): New.
427 * dwarf2out.c (rtl_for_decl_location): Call it.
428 * cfgexpand.c (expand_debug_expr): Call it.
430 2010-03-18 Jakub Jelinek <jakub@redhat.com>
433 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
437 * var-tracking.c (vt_init_cfa_base): Do nothing if
438 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
440 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
443 * var-tracking.c (canonicalize_vars_star): New.
444 (dataflow_post_merge_adjust): Use it.
446 2010-03-18 Jakub Jelinek <jakub@redhat.com>
449 * var-tracking.c (non_suitable_const): New function.
450 (add_uses): For DEBUG_INSNs with constants, don't record any
451 value, instead just the constant value itself.
452 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
453 is not VAR_LOC_UNKNOWN_P, set var to the constant.
454 (emit_notes_in_bb): Likewise.
455 (emit_note_insn_var_location): For onepart variables if
456 cur_loc is a VOIDmode constant, use DECL_MODE.
458 2010-03-18 Martin Jambor <mjambor@suse.cz>
461 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
462 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
463 all non-clones. Moved call redirection...
464 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
465 (cgraph_materialize_all_clones): Dispose of all
466 combined_args_to_skip bitmaps.
467 (verify_cgraph_node): Do not check for edges pointing to wrong
468 nodes in inline clones.
469 * tree-inline.c (copy_bb): Call
470 cgraph_redirect_edge_call_stmt_to_callee.
471 * ipa.c (cgraph_remove_unreachable_nodes): Call
472 cgraph_node_remove_callees even when there are used clones.
474 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
476 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
478 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
481 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
484 2010-03-18 Michael Matz <matz@suse.de>
487 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
488 into sqrt(x) if we need to preserve signed zeros.
490 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
491 Eric Botcazou <ebotcazou@adacore.com>
493 PR rtl-optimization/43360
494 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
495 note if we don't know its invariant status.
497 2010-03-18 Michael Matz <matz@suse.de>
499 PR tree-optimization/43402
500 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
501 PHI chains of ssa names registered for update.
503 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
506 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
507 non-offsettable and pre_modify update addressing.
508 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
509 and "2" alternatives "#".
510 (*movdd_softfloat32): Make all alternatives "#";
511 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
512 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
513 (*movdf_softfloat32): Make all alternatives "#";
514 (movdi): Use the new DIFD mode iterator to create a common splitter
515 for movdi, movdf and movdd patterns.
517 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
519 * common.opt (dumpdir): Remove redundant tab.
521 2010-03-17 Martin Jambor <mjambor@suse.cz>
523 PR tree-optimization/43347
524 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
525 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
527 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
529 PR rtl-optimization/42216
530 * regrename.c (create_new_chain): New function, broken out from...
531 (scan_rtx_reg): ... here. Call it. Handle the case where we are
532 appending a use to an empty chain.
533 (build_def_use): Remove previous changes that convert OP_INOUT to
534 OP_OUT operands; instead detect the case where an OP_INOUT operand
535 uses a previously untracked register and create an empty chain for it.
537 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
539 * doc/extend.texi (Function Attributes): Rewrite unfinished
540 sentence in ms_abi documentation.
542 2010-03-17 Alan Modra <amodra@gmail.com>
544 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
545 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
546 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
547 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
549 2010-03-16 Richard Henderson <rth@redhat.com>
552 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
553 (lower_try_finally): Save and restore eh_seq around the expansion
556 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
558 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
559 statements before splitting block.
561 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
563 * doc/sourcebuild.texi (Testsuites): Fix markup.
564 Use pathnames relative to gcc/testsuite.
565 (Test Directives): Move description of how timeout is determined.
566 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
567 (C Tests): Correct gcc.misc-tests directory.
568 Framework tests now live in gcc.test-framework.
570 2010-03-16 Richard Guenther <rguenther@suse.de>
573 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
574 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
576 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
577 Alexandre Oliva <aoliva@redhat.com>
579 PR tree-optimization/42917
580 * lambda-code.c (remove_iv): Skip debug statements.
581 (lambda_loopnest_to_gcc_loopnest): Likewise.
582 (not_interesting_stmt): Debug statements are not interesting.
584 2010-03-16 Jakub Jelinek <jakub@redhat.com>
588 * cselib.c (cselib_preserve_constants,
589 cfa_base_preserved_val): New static variables.
590 (preserve_only_constants): New function.
591 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
592 clear its REG_VALUES. If cselib_preserve_constants, don't
593 empty the whole hash table, but preserve there VALUEs with constants,
594 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
595 (cselib_preserve_cfa_base_value): New function.
596 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
597 (cselib_init): Change argument to int bitfield. Set
598 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
600 (cselib_finish): Clear cselib_preserve_constants and
601 cfa_base_preserved_val.
602 * cselib.h (enum cselib_record_what): New enum.
603 (cselib_init): Change argument to int.
604 (cselib_preserve_cfa_base_value): New prototype.
605 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
606 * dse.c (dse_step1): Likewise.
607 * cfgcleanup.c (thread_jump): Likewise.
608 * sched-deps.c (sched_analyze): Likewise.
609 * gcse.c (local_cprop_pass): Likewise.
610 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
611 If FN is non-NULL, call the callback always and whenever it returns
612 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
613 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
614 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
615 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
616 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
617 * var-tracking.c: Include recog.h.
618 (bb_stack_adjust_offset): Remove.
619 (vt_stack_adjustments): Don't call it, instead just gather the
620 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
621 (adjust_stack_reference): Remove.
622 (compute_cfa_pointer): New function.
623 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
624 (struct adjust_mem_data): New type.
625 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
627 (get_address_mode): New function.
628 (replace_expr_with_values): Use it.
629 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
630 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
631 (adjust_sets): Remove.
632 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
633 Use get_address_mode.
634 (get_adjusted_src): Remove.
635 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
636 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
637 (add_with_sets): Don't call adjust_sets.
638 (fp_setter, vt_init_cfa_base): New functions.
639 (vt_initialize): Change return type to bool. Move most of pool etc.
640 initialization to the beginning of the function from end. Pass
641 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
642 If !frame_pointer_needed, call vt_stack_adjustment before mos
643 vector is filled, call vt_init_cfa_base if argp/framep has been
644 eliminated to sp. If frame_pointer_needed and argp/framep has
645 been eliminated to hard frame pointer, set
646 hard_frame_pointer_adjustment and call vt_init_cfa_base after
647 encountering fp setter in the prologue. For MO_ADJUST, call
648 log_op_type before pusing the op into mos vector, not afterwards.
649 Call adjust_insn before cselib_process_insn/add_with_sets,
650 call cancel_changes (0) afterwards.
651 (variable_tracking_main_1): Adjust for vt_initialize calling
652 vt_stack_adjustments and returning whether it succeeded or not.
654 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
656 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
659 2010-03-15 Jakub Jelinek <jakub@redhat.com>
661 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
663 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
664 drap_reg has not been set.
666 2010-03-15 Michael Matz <matz@suse.de>
669 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
670 use it to expand block copies.
671 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
672 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
673 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
675 2010-03-15 Richard Guenther <rguenther@suse.de>
677 PR tree-optimization/43367
678 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
681 2010-03-15 Richard Guenther <rguenther@suse.de>
683 PR tree-optimization/43317
684 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
686 2010-03-15 Martin Jambor <mjambor@suse.cz>
688 PR tree-optimization/43141
689 * tree-sra.c (create_abstract_origin): New function.
690 (modify_function): Call create_abstract_origin.
692 2010-03-15 Chris Demetriou <cgd@google.com>
694 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
697 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
700 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
701 call insert_out_of_ssa_copy for default definitions.
703 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
705 * graphite-clast-to-gimple.c (my_long_long): Defined.
706 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
707 * graphite-sese-to-poly.c (my_long_long): Defined.
708 (scop_ivs_can_be_represented): Use it.
710 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
712 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
713 graphite-max-bbs-per-function, and loop-block-tile-size.
714 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
716 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
718 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
720 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
722 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
723 (add_upper_bounds_from_estimated_nit): New.
724 (build_loop_iteration_domains): Use it.
726 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
728 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
730 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
733 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
734 should be an INTEGER_CST. Also handle CASE_CONVERT.
736 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
738 * graphite.c (graphite_initialize): To bound the number of bbs per
739 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
740 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
741 * doc/invoke.texi: Document it.
743 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
745 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
746 * graphite-sese-to-poly.h (build_poly_scop): Same.
748 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
750 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
751 the number of parameters in the scop. Use as an upper bound
752 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
753 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
754 * doc/invoke.texi: Document it.
756 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
758 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
759 * doc/c-tree.texi: Remove.
760 * doc/generic.texi: Merge c-tree.texi here.
761 * doc/gccint.texi (Trees): Remove menu entry.
762 (c-tree.texi): Remove @include.
763 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
764 * doc/languages.texi (Reading RTL): Ditto.
766 2010-03-12 Steve Ellcey <sje@cup.hp.com>
769 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
771 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
774 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
775 code added to work around reload clobbering CONST insns.
777 2010-03-12 Jakub Jelinek <jakub@redhat.com>
779 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
780 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
781 (cselib_preserve_only_values): Remove retain argument, don't
782 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
783 * cselib.h (cselib_preserve_only_values): Remove retain argument.
784 * var-tracking.c (micro_operation): Move insn field before union.
785 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
786 (struct variable_tracking_info_def): Remove n_mos field, change
787 mos into a vector of micro_operations.
788 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
789 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
790 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
791 changing into a vector.
792 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
793 come before all other uops generated by add_stores.
794 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
796 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
797 a vector. Run just one pass over the bbs instead of separate counting
798 and computation phase.
799 (vt_finalize): Free VTI (bb)->mos vector instead of array.
802 * tree-inline.c (remap_decls): Put old_var rather than origin_var
803 into *nonlocalized_list vector.
804 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
805 even if origin is non-NULL.
806 (gen_variable_die): Likewise.
807 (process_scope_var): Don't change origin.
808 (gen_decl_die): Likewise.
809 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
810 before adding new edges instead of after it, fix moving over
813 2010-03-11 David S. Miller <davem@davemloft.net>
815 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
817 * configure: Rebuild.
819 2010-03-11 Martin Jambor <mjambor@suse.cz>
821 PR tree-optimization/43257
822 * tree.c (assign_assembler_name_if_neeeded): New function.
823 (free_lang_data_in_cgraph): Assembler name assignment moved to the
825 * tree.h (assign_assembler_name_if_neeeded): Declare.
826 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
827 the function if needed.
829 2010-03-11 Chris Demetriou <cgd@google.com>
831 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
832 include/stdint-gcc.h, and include/stdint.h world-readable.
834 2010-03-11 Richard Guenther <rguenther@suse.de>
836 PR tree-optimization/43255
837 * tree-vrp.c (process_assert_insertions_for): Do not insert
838 asserts for trivial conditions.
840 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
842 PR tree-optimization/43280
843 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
844 generation. Move calculation of size out of the if branch.
845 (find_bswap): Modify compare number generation.
847 2010-03-11 Richard Guenther <rguenther@suse.de>
850 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
851 (input_gimple_stmt): Fixup handled component types during
852 operand read. Also fix up decls in ADDR_EXPRs.
854 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
856 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
857 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
859 2010-03-10 Jan Hubicka <jh@suse.cz>
862 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
863 * varasm.c (get_variable_section): Don't do that here...
864 (make_decl_rtl): ... and here.
865 (do_assemble_alias): Produce decl RTL.
866 (assemble_alias): Likewise.
868 2010-03-10 Jakub Jelinek <jakub@redhat.com>
871 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
872 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
874 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
875 (based_loc_descr): Only express drap or vdrap regno based expressions
876 using DW_OP_fbreg when not optimizing.
877 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
878 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
879 REG_CFA_SET_VDRAP note.
881 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
883 PR tree-optimization/43236
884 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
885 error in calculation of base address in reverse iteration case.
886 (generate_builtin): Take number of latch executions if the statement
889 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
892 * tree-eh.c: Include pointer-set.h.
893 (lower_eh_dispatch): Filter out duplicate case labels and
894 remove the unneeded edge when the label is unused. Return
895 true when some edges are removed.
896 (execute_lower_eh_dispatch): When any lowering resulted in
897 removing an edge, also delete unreachable blocks.
899 2010-03-10 Jakub Jelinek <jakub@redhat.com>
902 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
903 UNSPEC_MACHOPIC_OFFSET.
905 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
908 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
909 (m68k_delegitimize_address): New function.
911 2010-03-09 Jakub Jelinek <jakub@redhat.com>
914 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
917 * var-tracking.c (adjust_sets): New function.
918 (count_with_sets, add_with_sets): Use it.
919 (get_adjusted_src): New inline function.
920 (add_stores): Use it.
923 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
924 call cselib_dummy_expand_value_rtx_cb instead of
925 cselib_expand_value_rtx_cb.
928 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
929 * config/i386/i386.c: Include debug.h and dwarf2out.h.
930 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
931 and .cfi_endproc around the pic thunks.
932 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
933 all queued unwind info register saves are saved before the call.
934 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
935 considered as sp-=4 for unwind info and the pop as sp+=4 which
936 also clobbers dest, but doesn't actually restore it.
939 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
942 2010-03-09 Jie Zhang <jie@codesourcery.com>
944 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
945 whitespaces in output template.
947 2010-03-09 Jie Zhang <jie@codesourcery.com>
949 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
952 2010-03-08 Jakub Jelinek <jakub@redhat.com>
954 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
955 builtins.exp in a separate job.
957 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
959 * graphite-sese-to-poly.c (add_param_constraints): Use
960 lower_bound_in_type and upper_bound_in_type.
962 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
964 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
965 instead of unsigned_type_node.
967 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
968 Reza Yazdani <reza.yazdani@amd.com>
971 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
972 on pointer type parameters.
974 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
978 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
979 handle conversions from pointer to integers.
980 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
981 induction variable, to be able to work with code generated by CLooG.
982 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
983 (build_poly_scop): Bail out if we cannot codegen a loop.
985 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
987 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
988 code generation with gloog_error.
990 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
992 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
993 Call fold_convert on all the returned values.
994 (expand_scalar_variables_expr): Pass to
995 expand_scalar_variables_ssa_name the type of the resulting expression.
997 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
999 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
1000 ppl_min_for_le_pointset.
1001 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
1002 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
1004 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1006 * graphite-dependences.c (map_into_dep_poly): Removed.
1007 (dependence_polyhedron_1): Use combine_context_id_scat.
1009 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1011 * graphite-poly.h (struct poly_scattering): Add layout documentation.
1012 (struct poly_bb): Same.
1013 (combine_context_id_scat): New.
1015 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1018 * sese.c (name_defined_in_loop_p): Return false for default
1021 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1023 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
1024 and clean up the logic.
1026 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
1028 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
1031 2010-03-08 Jakub Jelinek <jakub@redhat.com>
1033 * var-tracking.c (remove_cselib_value_chains): Define only for
1035 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
1036 delete_slot_part, emit_notes_for_differences_1): Don't call
1037 remove_cselib_value_chains here.
1038 (set_slot_part, emit_notes_for_differences_2): Don't call
1039 add_cselib_value_chains here.
1040 (preserved_values): New vector.
1041 (preserve_value): New function.
1042 (add_uses, add_stores, vt_add_function_parameters): Use it
1043 instead of cselib_preserve_value.
1044 (changed_values_stack): New vector.
1045 (check_changed_vars_0): New function.
1046 (check_changed_vars_1, check_changed_vars_2): Use it.
1047 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
1048 changed_values_stack VALUEs.
1049 (vt_emit_notes): For all preserved_values call
1050 add_cselib_value_chains. If ENABLE_CHECKING call
1051 remove_cselib_value_chains before verifying value_chains is empty.
1052 Initialize and free changed_values_stack.
1053 (vt_initialize): Initialize preserved_values.
1054 (vt_finalize): Free preserved_values.
1056 2010-03-08 Richard Guenther <rguenther@suse.de>
1058 PR tree-optimization/43269
1059 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
1062 2010-03-08 Martin Jambor <mjambor@suse.cz>
1064 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
1065 (ipa_is_param_called): Removed.
1066 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
1067 (ipa_print_node_params): Do not print the called flag.
1068 (ipa_write_node_info): Do not stream the called flag.
1069 (ipa_read_node_info): Likewise.
1071 2010-03-07 Jakub Jelinek <jakub@redhat.com>
1074 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
1075 * cselib.c (struct expand_value_data): Add dummy field.
1076 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
1078 (cselib_dummy_expand_value_rtx_cb): New function.
1079 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
1081 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
1082 * var-tracking.c: Include pointer-set.h.
1083 (variable): Change n_var_parts to char from int. Add
1084 cur_loc_changed and in_changed_variables fields.
1085 (variable_canonicalize): Remove.
1086 (shared_var_p): New inline function.
1087 (unshare_variable): Maintain cur_loc_changed and
1088 in_changed_variables fields. If var was in changed_variables,
1089 replace it there with new_var. Just copy cur_loc instead of
1090 resetting it to something else.
1091 (variable_union): Don't recompute cur_loc. Use shared_var_p.
1092 (dataflow_set_union): Don't call variable_canonicalize.
1093 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
1094 of their DEBUG_EXPR_TREE_DECLs.
1095 (canonicalize_loc_order_check): Verify that cur_loc is NULL
1096 and in_changed_variables and cur_loc_changed is false.
1097 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
1098 and cur_loc_changed. Don't update cur_loc here.
1099 (variable_merge_over_src): Don't call variable_canonicalize.
1100 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
1101 removing loc that is equal to cur_loc, clear cur_loc,
1102 set cur_loc_changed and ensure variable_was_changed is called.
1103 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
1104 compare pointers in cur_loc check, if it is equal to loc,
1105 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
1106 (variable_different_p): Remove compare_current_location argument,
1107 don't compare cur_loc.
1108 (dataflow_set_different_1): Adjust variable_different_p caller.
1109 (variable_was_changed): If dv had some var in changed_variables
1110 already, reset in_changed_variables flag for it and propagate
1111 cur_loc_changed over to the new variable. On empty var
1112 always set cur_loc_changed. Set in_changed_variables on whatever
1113 var is added to changed_variables.
1114 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
1115 Use shared_var_p. When removing loc that is equal to cur_loc,
1116 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
1117 end, don't set it to something else, just call variable_was_changed.
1118 (delete_slot_part): Use shared_var_p. When cur_loc equals to
1119 loc being removed, clear cur_loc and set cur_loc_changed.
1120 Set cur_loc_changed if all locations have been removed.
1121 (struct expand_loc_callback_data): New type.
1122 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
1123 allocated. Always create SUBREGs if simplify_subreg failed.
1124 Prefer to use cur_loc, when that fails and still in
1125 changed_variables (and seen first time) recompute it. Set
1126 cur_loc_changed of variables which had to change cur_loc and
1127 compute elcd->cur_loc_changed if any of the subexpressions used
1128 had to change cur_loc.
1129 (vt_expand_loc): Adjust to pass arguments in
1130 expand_loc_callback_data structure.
1131 (vt_expand_loc_dummy): New function.
1132 (emitted_notes): New variable.
1133 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
1134 that weren't used for any other decl in current
1135 emit_notes_for_changes call call vt_expand_loc_dummy to update
1136 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
1137 first loc_chain location if NULL before. Always use just
1138 cur_loc instead of first loc_chain location. When cur_loc_changed
1139 is false, when not --enable-checking=rtl just don't emit any note.
1140 When rtl checking, compute the note and assert it is the same
1141 as previous note. Clear cur_loc_changed and in_changed_variables
1142 at the end before removing from changed_variables.
1143 (check_changed_vars_3): New function.
1144 (emit_notes_for_changes): Traverse changed_vars to call
1145 check_changed_vars_3 on each changed var.
1146 (emit_notes_for_differences_1): Clear cur_loc_changed and
1147 in_changed_variables. Recompute cur_loc of new_var.
1148 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
1149 (vt_emit_notes): Initialize and destroy emitted_notes.
1151 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
1153 PR rtl-optimization/42220
1154 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
1155 Use verify_reg_tracked to determine if we should use OP_OUT rather
1157 (build_def_use): If we see an in-out operand for a register that we
1158 know nothing about, treat is an output if possible, fail the block if
1161 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1164 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
1167 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1170 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
1171 uses of relevant DEFs that are dead outside the loop too.
1173 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
1175 * var-tracking.c (dataflow_set_merge): Swap src and src2.
1177 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1179 * var-tracking.c (values_to_unmark): New variable.
1180 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1181 values_to_unmark vector. Moved body to...
1182 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1183 instead queue it into values_to_unmark vector.
1184 (vt_find_locations): Free values_to_unmark vector.
1186 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
1188 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
1189 (site.exp): Export them when plugins are enabled.
1191 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1194 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1196 (chrec_fold_multiply): Same.
1198 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1201 * c-decl.c (build_compound_literal): Return early if init is
1204 2010-03-04 Martin Jambor <mjambor@suse.cz>
1206 PR tree-optimization/43164
1207 PR tree-optimization/43191
1208 * tree-sra.c (type_consists_of_records_p): Reject records with
1209 zero-size bit-fields at the end.
1211 2010-03-04 Mike Stump <mikestump@comcast.net>
1213 * Makefile.in (TAGS): Remove *.y.
1215 2010-03-04 Richard Guenther <rguenther@suse.de>
1217 PR tree-optimization/40761
1218 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1220 (my_rev_post_order_compute): New function.
1221 (init_pre): Call it.
1223 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1226 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1227 decrease the cost of an IV candidate when the cost is infinite.
1229 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1231 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1232 Use '3DNow!' for the extension of that name, ensure normal space
1234 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1236 2010-03-03 Jeff Law <law@redhat.com>
1238 * PR middle-end/32693
1239 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1240 than gen_rtx_SUBREG.
1241 (extract_bit_field_1): Likewise.
1243 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1245 * doc/sourcebuild.texi (Test directives): Document that arguments
1246 include-opts and exclude-opts are now optional for dg-skip-if,
1247 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1249 2010-03-03 Jason Merrill <jason@redhat.com>
1252 * cgraph.h (varpool_node): Add extra_name field.
1253 * varpool.c (varpool_extra_name_alias): New.
1254 (varpool_assemble_decl): Emit extra name aliases.
1255 (varpool_mark_needed_node): Look past an extra name alias.
1256 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1257 * lto-streamer-in.c (lto_input_tree): Read it.
1258 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1260 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1262 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1263 (sparc*-*-solaris2*): ...this.
1265 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1268 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1269 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1270 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1271 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1274 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1275 fallthrough to default handling, just with want_address 0 instead of 2.
1276 For single element lists, add_AT_loc directly, otherwise create an
1277 artificial variable DIE and stick location list to it.
1280 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1281 (VAL_EXPR_HAS_REVERSE): Define.
1282 (reverse_op): New function.
1283 (add_stores): For reversible operations add an extra MO_VAL_USE.
1285 2010-03-02 Jason Merrill <jason@redhat.com>
1287 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1289 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1291 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1292 (sparc64-*-linux*): Likewise.
1293 (sparc64-*-solaris2*): Include assembler files before linker ones.
1294 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1295 * config/sparc/gas.h: Delete.
1296 * config/sparc/sol2-64.h: Add copyright notice.
1297 * config/sparc/sol2-gas-bi.h: Likewise.
1298 * config/sparc/sol2-gld.h: Likewise.
1299 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1300 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1301 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1302 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1303 (sparc_elf_asm_named_section): Rename into...
1304 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1306 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1308 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1310 2010-03-02 Jeff Law <law@redhat.com>
1313 * reload1.c (rtx_p, substitute_stack): Declare.
1314 (substitute): Record addresses of changed rtxs.
1315 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1316 Restore the original rtx when complete.
1317 (reload): Free subsitute_stack when complete.
1319 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1321 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1322 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1324 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1325 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1326 Torture Tests): Change from subsection to section.
1328 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1329 Steven Bosscher <steven@gcc.gnu.org>
1331 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1334 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1337 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1338 the assignment from the new induction variable to the assignment
1339 of the value from the original loop PHI function.
1341 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1342 Daniel Jacobowitz <dan@codesourcery.com>
1344 * doc/sourcebuild.texi (Test directives): Clarify options to
1347 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1349 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1350 Disable cfi directives unless GCC and gas agree on using read-only
1351 .eh_frame sections for 64-bit.
1352 * configure: Regenerate.
1354 2010-03-01 Richard Guenther <rguenther@suse.de>
1356 PR tree-optimization/43220
1357 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1358 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1360 2010-03-01 Richard Guenther <rguenther@suse.de>
1361 Martin Jambor <mjambor@suse.cz>
1364 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1365 gimplified parameters.
1367 2010-03-01 Christian Bruel <christian.bruel@st.com>
1369 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1371 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1373 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1375 2010-03-01 Richard Guenther <rguenther@suse.de>
1378 * expr.c (expand_assignment): Use the alias-oracle to tell
1379 if the rhs aliases the result decl.
1381 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1384 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1385 to sol_gt_pch_get_address.
1386 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1387 64-bit, SPARC and x86.
1388 (sol_gt_pch_get_address): New function.
1390 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1392 * toplev.h (inform_n, error_n): Declare.
1393 * diagnostic.c (inform_n, error_n): New function.
1395 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1397 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1398 has no rtl yet when processing local_decls, queue it and recheck
1399 if deferred stack allocation hasn't assigned it rtl.
1401 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1403 * config/sh/sh.c (unspec_bbr_uid): New.
1404 (gen_block_redirect): Use it instead of INSN_UID.
1405 (gen_far_branch): Likewise.
1407 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1409 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1410 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1412 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1414 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1415 (Warning Options): -Wno-conversion-null is valid for
1416 Objective-C++ as well.
1417 * doc/tm.texi (Named Address Spaces): Likewise.
1418 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1419 * doc/tree-ssa.texi (Tree SSA): Likewise.
1421 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1424 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1425 by default. Don't set the default arch for
1426 i[34567]86-*-darwin*|x86_64-*-darwin*.
1428 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1431 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1432 default. Set the default 32bit/64bit archs with $with_arch
1433 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1435 2010-02-27 Richard Guenther <rguenther@suse.de>
1437 PR tree-optimization/43186
1438 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1439 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1440 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1441 unroller iterations.
1443 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1445 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1446 required and i[34567]86-*-* targets don't support 64bit ISA.
1448 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1451 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1454 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1456 * config.gcc: Set the default arch at least to Prescott for
1457 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1458 if SSE math is enabled.
1460 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1462 * diagnostic.c (diagnostic_initialize): Update.
1463 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1465 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1466 (diagnostic_inhibit_notes): New.
1467 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1469 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1472 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1473 * doc/standards.texi: Likewise.
1474 * doc/extend.texi: Likewise.
1475 * doc/trouble.texi: Likewise.
1476 * doc/cppopts.texi: Likewise.
1477 * doc/install.texi: Likewise.
1478 * c.opt (std=c90,std=gnu90): New options.
1479 * c-opts.c (c_common_handle_option): Handle them.
1481 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1484 * c-decl.c (undeclared_variable): Use an informative note.
1486 2010-02-26 Richard Guenther <rguenther@suse.de>
1488 PR tree-optimization/43186
1489 * gimple.h (gimple_fold): Remove.
1490 * gimple.c (gimple_fold): Remove. Inline into single user ...
1491 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1492 Try harder for conditions.
1494 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1497 * function.c (used_types_insert): Don't skip through named pointer
1498 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1499 and it is different from the main variant's type.
1501 2010-02-26 Nick Clifton <nickc@redhat.com>
1503 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1505 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1507 * config.gcc: Support --with-fpmath=sse for x86.
1509 * config/i386/ssemath.h: New.
1511 * doc/install.texi (--with-fpmath=sse): Documented.
1513 2010-02-26 Richard Guenther <rguenther@suse.de>
1515 PR tree-optimization/43188
1516 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1517 vector types of over-aligned element type.
1519 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1522 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1523 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1525 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1527 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1529 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1531 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1532 * var-tracking.c: Include diagnostic.h.
1533 (debug_dv): New function.
1534 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1537 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1538 (add_value_chain, add_value_chains, remove_value_chain,
1539 remove_value_chains): Handle DEBUG_EXPRs.
1540 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1543 * regcprop.c (struct queued_debug_insn_change): New type.
1544 (struct value_data_entry): Add debug_insn_changes field.
1545 (struct value_data): Add n_debug_insn_changes field.
1546 (debug_insn_changes_pool): New variable.
1547 (free_debug_insn_changes, apply_debug_insn_changes,
1548 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1549 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1550 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1552 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1554 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1555 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1556 changes, call cprop_find_used_regs via note_stores.
1557 (copyprop_hardreg_forward): When copying vd from predecessor
1558 which has any queued DEBUG_INSN changes, make sure the pointers are
1559 cleared. At the end call df_analyze and then if there are any
1560 DEBUG_INSN changes queued at the end of some basic block for still
1561 live registers, apply them.
1562 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1564 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1566 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1569 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1571 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1572 targets. Set the default with_cpu/with_arch from arch/cpu.
1573 Allow x86-64 and native for with_cpu/with_arch.
1575 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1577 * ebitmap.c: Change calls to verify_popcount with calls to
1578 sbitmap_verify_popcount.
1579 (ebitmap_clear_bit): Fixed map->cacheindex test and
1580 map>cache update when bit clearing results in an empty
1583 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1586 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1587 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1588 and support both V2DF and V2DI modes.
1589 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1590 support both V2DF and V2DI modes.
1591 (general): Delete trailing whitespace from a few patterns.
1593 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1594 V2DF/V2DI interleave high/low builtins.
1596 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1599 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1600 interleave high/low functions.
1602 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1604 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1605 #pragma extern_prefix.
1607 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1610 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1611 BLKmode, assert op0 is a MEM and just adjust its mode.
1614 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1615 if bitpos isn't multiple of mode's bitsize.
1617 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1619 * c.opt (-ftemplate-depth=): New.
1620 (-ftemplate-depth-): Deprecate.
1621 * optc-gen.awk: Handle -ftemplate-depth=.
1622 * opth-gen.awk: Likewise.
1623 * c-opts.c (c_common_handle_option): Likewise.
1624 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1626 2010-02-24 Jason Merrill <jason@redhat.com>
1628 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1630 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1632 * cfg.c (alloc_aux_for_block): Remove inline.
1633 (alloc_aux_for_edge): Likewise.
1635 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1637 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1639 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1641 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1642 * config/i386/sol2-gas.h: New file.
1643 * config.gcc (i[34567]86-*-solaris2*): Use it.
1645 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1648 * c-typeck.c (ep_convert_and_check): New.
1649 (build_conditional_expr): Use it.
1650 (build_binary_op): Likewise.
1652 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1654 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1657 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1658 bounds even for -O+.
1659 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1660 expr needs to have DECL_NAME set.
1662 2010-02-24 Nick Clifton <nickc@redhat.com>
1664 * config/mep/mep.c: Include gimple.h.
1665 (mep_function_uses_sp): Delete unused function.
1666 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1667 parameters. Use unsigned integers to count args. Return a
1668 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1670 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1673 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1674 greater or equal to nelt instead of 2 * nelt.
1675 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1678 2010-02-23 Jason Merrill <jason@redhat.com>
1681 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1682 in cfun->local_decls even if they have register types.
1685 * stor-layout.c (place_field): Don't warn about unnecessary
1686 DECL_PACKED if the type is packed.
1688 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1691 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1692 GOTOFF relocs, even when the base reg isn't pic pointer.
1694 2010-02-23 Michael Matz <matz@suse.de>
1697 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1698 (expand_gimple_basic_block): Generate and use debug temps if there
1699 are debug uses left after the last real use of TERed ssa names.
1700 Unlink debug immediate uses when they are expanded.
1702 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1705 * config/i386/i386.c (override_options): Reorganise to provide
1706 better error messages.
1708 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1711 * graphite-scop-detection.c (create_single_exit_edge): Move
1712 the call to find_single_exit_edge to....
1713 (create_sese_edges): ...here. Don't handle multiple edges
1714 exiting the function.
1715 (build_graphite_scops): Don't handle multiple edges
1716 exiting the function.
1718 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1721 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1722 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1724 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1727 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1729 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1732 * c-typeck.c (convert_arguments): Print declaration location.
1733 * c-common.c (validate_nargs): Rename as
1734 builtin_function_validate_nargs.
1735 (check_builtin_function_arguments): Update.
1737 2010-02-22 Richard Guenther <rguenther@suse.de>
1740 * tree-inline.c (declare_return_variable): Use the type of
1741 the call stmt lhs if available.
1743 2010-02-22 Duncan Sands <baldrick@free.fr>
1745 * passes.c (register_pass): Always consider all pass lists when
1746 ref_pass_instance_number is zero.
1748 2010-02-22 Richard Guenther <rguenther@suse.de>
1750 PR tree-optimization/42749
1751 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1752 parameter. Do arithmetic in the original type.
1753 (update_accumulator_with_ops): Likewise.
1754 (adjust_accumulator_values): Adjust.
1756 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1758 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1759 (QI to BLKmode splitter): New splitter.
1761 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1763 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1764 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1766 2010-02-22 Richard Guenther <rguenther@suse.de>
1768 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1770 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1772 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1773 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1774 ($(T)crti.o, $(T)crtn.o): Remove rules.
1776 2010-02-21 Tobias Burnus <burnus@net-b.de>
1779 * doc/invoke.texi (-fassociative-math): Document that this
1780 option is automatically enabled for Fortran.
1782 2010-02-20 David S. Miller <davem@davemloft.net>
1784 * configure.ac: Test if linker and assembler properly support
1785 GOTDATA_OP relocations.
1786 * configure: Rebuild.
1787 * config.in: Likewise.
1788 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1789 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1790 (movsi_high_pic): Likewise.
1791 (movdi_lo_sum_pic): Likewise.
1792 (movdi_high_pic): Likewise.
1793 (movsi_pic_gotdata_op): New pattern.
1794 (movdi_pic_gotdata_op): Likewise.
1795 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1796 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1798 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1801 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1802 attribute to ssemul.
1803 (xop_mulv2div2di3_high): Ditto.
1805 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1808 * c.opt (Wconversion-null): New option.
1809 * doc/invoke.texi (Wconversion-null): Document.
1811 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1813 * common.opt (Wlarger-than-): Add Undocumented.
1815 2010-02-19 Mike Stump <mikestump@comcast.net>
1817 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1819 2010-02-19 Jason Merrill <jason@redhat.com>
1822 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1823 * configure: Likewise.
1825 2010-02-20 Alan Modra <amodra@gmail.com>
1828 * cgraph.h (cgraph_make_decl_local): Declare.
1829 * cgraph.c (cgraph_make_decl_local): New function.
1830 (cgraph_make_node_local): Use it.
1831 * cgraphunit.c (cgraph_function_versioning): Likewise.
1832 * ipa.c (function_and_variable_visibility): Likewise.
1834 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1837 * except.c (sjlj_emit_function_enter): Don't call
1838 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1840 * rtl.h (add_reg_br_prob_note): Remove prototype.
1842 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1845 * c-common.c (conversion_warning): Remove widening conversions
1846 before checking the conversion of integers to reals.
1848 2010-02-19 Mike Stump <mikestump@comcast.net>
1851 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1854 * cgraphunit.c (process_function_and_variable_attributes): Check
1855 DECL_PRESERVE_P instead of looking up attribute "used".
1856 * ipa-pure-const.c (check_decl): Likewise.
1857 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1858 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1859 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1860 instead of attribute "used".
1861 * config/sol2-c.c (solaris_pragma_init): Likewise.
1862 (solaris_pragma_fini): Likewise.
1864 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1866 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1867 Use XCNEW instead of xcalloc.
1868 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1869 XNEW instead of xmalloc.
1870 (get_fields): Use XNEWVEC instead of xmalloc.
1873 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1874 populate vars array.
1875 (create_new_general_access): For debug stmts just reset value.
1876 (get_stmt_accesses): For accesses within debug stmts just record them
1877 using add_access_to_acc_sites instead of preventing the peeling or
1878 counting them as accesses.
1881 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1883 2010-02-19 Richard Guenther <rguenther@suse.de>
1885 PR tree-optimization/42916
1886 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1889 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1891 * configure.ac: Replace all uses of changequote in macro arguments
1892 with proper quoting.
1894 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1897 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1899 2010-02-19 Richard Guenther <rguenther@suse.de>
1901 PR tree-optimization/42944
1902 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1903 test for aliasing with errno.
1905 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1908 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1909 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1910 * dojump.c: Include output.h.
1911 (inv): New inline function.
1912 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1913 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1914 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1915 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1916 argument, pass it down to other calls.
1917 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1918 add REG_BR_PROB note to the conditional jump.
1919 * cfgexpand.c (add_reg_br_prob_note): Removed.
1920 (expand_gimple_cond): Don't call it, add the probability
1921 as last argument to jumpif_1/jumpifnot_1.
1922 * Makefile.in (dojump.o): Depend on output.h.
1923 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1925 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1926 * stmt.c (do_jump_if_equal): Likewise.
1927 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1928 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1929 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1931 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1932 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1933 jumpifnot_1 callers.
1934 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1936 (store_expr): Adjust jumpifnot caller.
1937 (store_constructor): Adjust jumpif caller.
1940 * gimplify.c (gimple_boolify): For __builtin_expect call
1941 gimple_boolify also on its first argument.
1943 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1945 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1947 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1948 * configure: Regenerated.
1950 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1952 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1953 lang_hooks.types_compatible_p instead of comptypes.
1955 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1957 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1958 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1959 if __prefer_thumb__ is defined.
1961 2010-02-18 Martin Jambor <mjambor@suse.cz>
1963 PR tree-optimization/43066
1964 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1965 array with zero-sized element type.
1967 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1969 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1970 rtx, allocate struct var_loc_node here and return it to the
1971 caller, and only if it is actually needed.
1972 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1973 move it earlier and return immediately if it returns NULL.
1975 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1977 * config/sparc/gas.h: New file. Restore
1978 TARGET_ASM_NAMED_SECTION to its ELF default.
1979 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1981 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1982 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1983 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1984 after sparc/sysv4.h.
1986 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1988 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1990 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1992 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1993 patterns from predicated pattern.
1995 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1998 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1999 for insn mnemonic suffix.
2001 2010-02-17 Richard Guenther <rguenther@suse.de>
2003 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
2006 2010-02-17 Jakub Jelinek <jakub@redhat.com>
2009 * caller-save.c (save_call_clobbered_regs): If BB ends with
2010 a DEBUG_INSN, move any notes in between last real insn and the last
2011 DEBUG_INSN after the last DEBUG_INSN.
2013 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
2015 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
2016 Fix return type. Fix argument type. Explain meaning of return value.
2018 2010-02-16 Richard Guenther <rguenther@suse.de>
2020 PR tree-optimization/41043
2021 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
2022 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
2024 (vrp_visit_phi_node): ... but only for loop PHI nodes.
2026 2010-02-16 Ira Rosen <irar@il.ibm.com>
2028 PR tree-optimization/43074
2029 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
2030 * tree-vect-loop.c (vect_analyze_loop_operations): Add
2031 vectorizable cycles in hybrid SLP check.
2032 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
2034 2010-02-16 Richard Guenther <rguenther@suse.de>
2036 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
2037 (true_dependence): If memrefs_conflict_p computes must-alias
2038 trust it. Move TBAA check after offset-based disambiguation.
2039 (canon_true_dependence): Likewise.
2041 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
2043 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
2044 * doc/invoke.texi: Document it.
2045 * var-tracking.c: Include toplev.h and params.h.
2046 (vt_find_locations): Return bool indicating success. Compute
2047 hash sizes unconditionally. Check new parameter, report.
2048 (variable_tracking_main_1): Check vt_find_locations results and
2049 retry. Renamed from...
2050 (variable_tracking_main): ... this. New wrapper to preserve
2051 flag_var_tracking_assignments.
2052 * Makefile.in (var-tracking.o): Adjust dependencies.
2054 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
2055 Jakub Jelinek <jakub@redhat.com>
2058 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
2059 if weak_import attribute is present.
2060 * config/darwin.c (machopic_select_section): Likewise.
2062 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
2064 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
2065 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
2066 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
2067 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
2069 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
2072 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2075 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
2076 Rewrite text to refer to the names.
2078 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
2080 * config/i386/i386-builtin-types.def
2081 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
2082 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
2083 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
2084 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
2085 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
2086 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
2087 IX86_BUILTIN_VPERMIL2PS256.
2088 (MULTI_ARG_4_DF2_DI_I): Defined.
2089 (MULTI_ARG_4_DF2_DI_I1): Defined.
2090 (MULTI_ARG_4_SF2_SI_I): Defined.
2091 (MULTI_ARG_4_SF2_SI_I1): Defined.
2092 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
2093 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
2094 __builtin_ia32_vpermil2ps256.
2095 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2096 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2097 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
2098 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
2099 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
2100 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
2101 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
2102 CODE_FOR_xop_vpermil2v8sf3.
2103 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
2104 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
2105 * config/i386/xopintrin.h (_mm_permute2_pd): New.
2106 (_mm256_permute2_pd): New.
2107 (_mm_permute2_ps): New.
2108 (_mm256_permute2_ps): New.
2110 2010-02-15 Nick Clifton <nickc@redhat.com>
2112 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
2113 boolean parameters. Use emit_jump_insn when emitting a pop
2114 instruction containing a return insn.
2115 (push): Use 'true' rather than '1' as second parameter to F.
2116 (h8300_expand_prologue): Likewise.
2117 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
2118 (h8300_expand_epilogue): Likewise.
2120 2010-02-15 Richard Guenther <rguenther@suse.de>
2123 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
2126 2010-02-15 Nick Clifton <nickc@redhat.com>
2128 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
2131 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
2133 * intl.c (fake_ngettext): New function.
2134 * intl.h (fake_ngettext): Declare.
2135 (ngettext): Define macro.
2136 * collect2.c (notice_translated): New function.
2137 (main): Use notice_translated and ngettext.
2138 * collect2.h (notice_translated): Declare.
2140 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
2142 * reorg.c (delete_computation): Comment fixes.
2143 * caller-save.c (setup_save_areas): Idem.
2144 * sel-sched-dump.c (dump_lv_set): Idem.
2147 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2149 * config/s390/s390.c (s390_sched_init): New function.
2150 (TARGET_SCHED_INIT): Target hook defined.
2152 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
2153 Jack Howarth <howarth@bromo.med.uc.edu>
2154 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2157 Partial revert of unintended change in fix for PR41605.
2158 * config/darwin.h: Fix typo.
2159 * config/darwin9.h: Same.
2161 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2163 * c-pch.c (pch_init): Clear v.
2165 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2168 * graphite-scop-detection.c (graphite_can_represent_scev): Call
2169 graphite_can_represent_init for MULT_EXPR.
2171 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2175 * graphite-sese-to-poly.c (remove_phi): New.
2176 (translate_scalar_reduction_to_array): Call remove_phi.
2178 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2181 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
2182 * graphite-clast-to-gimple.h (gloog): Update declaration.
2183 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
2184 * graphite-poly.h (struct poly_bb): Add missing comments.
2185 (struct scop): Add poly_scop_p field.
2187 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
2188 * graphite.c (graphite_transform_loops): Build the polyhedral
2189 representation for each scop before code generation.
2190 * sese.c (rename_variables_in_operand): Removed.
2191 (rename_variables_in_expr): Return the renamed expression.
2192 (rename_sese_parameters): New.
2193 * sese.h (rename_sese_parameters): Declared.
2195 2010-02-11 Richard Guenther <rguenther@suse.de>
2197 PR tree-optimization/42998
2198 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2199 POINTER_PLUS_EXPR properly.
2201 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2202 Changpeng Fang <changpeng.fang@amd.com>
2205 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2206 the cost of an IV candidate when the IV is used in a test against zero.
2208 * gcc.dg/tree-ssa/ivopts-3.c: New.
2210 2010-02-11 Richard Guenther <rguenther@suse.de>
2213 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2214 pointer-vs-decl case by swapping refs. Handle some cases
2215 of pointer-vs-decl disambiguations more conservatively.
2216 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2217 to false after expanding.
2219 2010-02-11 Richard Guenther <rguenther@suse.de>
2222 * gcc.c (process_command): Handle LTO file@offset case more
2225 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2227 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2228 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2230 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2232 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2233 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2234 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2235 Optimize eq/ne comparisons when both arguments are known to be
2237 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2238 Don't mask operands unnecessarily if they are known to be already
2241 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2243 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2246 2010-02-10 Richard Guenther <rguenther@suse.de>
2248 PR tree-optimization/43017
2249 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2250 for wrapping signed arithmetic.
2252 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2255 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2256 if no debug info should be emitted for it.
2258 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2260 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2261 note when flag_exceptions is set.
2263 2010-02-10 Duncan Sands <baldrick@free.fr>
2265 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2267 2010-02-10 Richard Guenther <rguenther@suse.de>
2270 * tree.c (get_unwidened): Handle constants.
2271 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2273 2010-02-10 Martin Jambor <mjambor@suse.cz>
2276 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2277 check for variable argument counts independently.
2279 2010-02-10 Christian Bruel <christian.bruel@st.com>
2282 * config/sh/sh.c (find_barrier): Increase length for non delayed
2283 conditional branches.
2285 2010-02-10 Christian Bruel <christian.bruel@st.com>
2287 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2289 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2291 * builtins.c (set_builtin_user_assembler_name): Also handle
2292 ffs if int is smaller than word.
2294 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2297 * ira-conflicts.c (get_dup): Remove.
2298 (process_reg_shuffles): Add new parameter. Use it as an
2299 additional guard for copy generation.
2300 (add_insn_allocno_copies): Rewrite.
2302 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2304 * common.opt (fsched2-use-traces): Preserved for backward
2306 * doc/invoke.texi: Remove the documentation about option
2307 -fsched2-use-traces.
2308 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2309 flag_sched2_use_traces.
2310 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2311 the backward compatibility flag section.
2313 2010-02-09 Richard Guenther <rguenther@suse.de>
2315 PR tree-optimization/43008
2316 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2317 make HEAP variables initialized from global memory if they
2318 are not known builtin functions.
2319 (find_func_aliases): Adjust.
2321 2010-02-09 Richard Guenther <rguenther@suse.de>
2323 PR tree-optimization/43000
2324 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2325 arithmetic manually.
2327 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2329 PR tree-optimization/42931
2330 * tree-loop-linear.c (try_interchange_loops): Don't call
2331 double_int_mul if estimated_loop_iterations failed.
2333 2010-02-08 Martin Jambor <mjambor@suse.cz>
2336 * tree-sra.c (build_accesses_from_assign): Do not mark in
2337 should_scalarize_away_bitmap if stmt has volatile ops.
2338 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2341 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2343 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2345 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2347 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2350 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2353 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2355 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2358 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2359 to unknown_dependence.
2360 (graphite_legal_transform_dr): Handle the unknown_dependence.
2361 (graphite_carried_dependence_level_k): Same.
2363 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2365 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2367 2010-02-07 Richard Guenther <rguenther@suse.de>
2370 * expr.c (get_inner_reference): Always initialize *pbitsize.
2372 2010-02-07 Richard Guenther <rguenther@suse.de>
2375 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2376 new ARRAY_REFs on variable size element or minimal index arrays.
2378 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2379 gimple_fold_indirect_ref.
2381 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2384 * arm.c (arm_override_options): Just return if the user has specified
2385 an invalid fpu name.
2387 2010-02-03 Jason Merrill <jason@redhat.com>
2390 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2391 i386_pe_maybe_record_exported_symbol.
2393 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2396 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2397 (pa_delegitimize_address): New function.
2399 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2401 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2402 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2404 2010-02-05 Richard Guenther <rguenther@suse.de>
2407 * lto-streamer-in.c (get_resolution): Deal with references
2408 to undefined functions.
2410 2010-02-05 Richard Guenther <rguenther@suse.de>
2412 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2413 (fold_const_aggregate_ref): Likewise.
2414 (ccp_fold_stmt): Substitute loads.
2415 (maybe_fold_reference): Verify types before substituting.
2417 (fold_gimple_assign): Unshare properly.
2418 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2420 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2422 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2423 for rs6000_gen_cell_microcode.
2425 2010-02-04 Richard Guenther <rguenther@suse.de>
2427 PR rtl-optimization/42952
2428 * dse.c (const_or_frame_p): Remove MEM handling.
2430 2010-02-04 Nick Clifton <nickc@redhat.com>
2432 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2433 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2434 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2435 (mn10300_asm_output_mi_thunk): New function.
2436 (mn10300_can_output_mu_thunk): New function.
2437 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2438 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2439 (FUNCTION_ARG): Delete incorrect comment.
2441 2010-02-03 Jason Merrill <jason@redhat.com>
2444 * fold-const.c (operand_equal_p): Handle erroneous types.
2446 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2448 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2450 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2452 PR rtl-optimization/42941
2453 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2456 2010-02-03 Jason Merrill <jason@redhat.com>
2459 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2461 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2464 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2465 (cselib_reset_table): Renamed from...
2466 (cselib_reset_table_with_next_value): ... this.
2467 (cselib_get_next_uid): Renamed from...
2468 (cselib_get_next_unknown_value): ... this.
2469 * cselib.c (next_uid): Renamed from...
2470 (next_unknown_value): ... this.
2471 (cselib_clear_table): Adjust.
2472 (cselib_reset_table): Adjust. Renamed from...
2473 (cselib_reset_table_with_next_value): ... this.
2474 (cselib_get_next_uid): Adjust. Renamed from...
2475 (cselib_get_next_unknown_value): ... this.
2476 (get_value_hash): Use hash.
2477 (cselib_hash_rtx): Likewise.
2478 (new_cselib_val): Adjust. Set and dump uid.
2479 (cselib_lookup_mem): Pass next_uid as hash.
2480 (cselib_subst_to_values): Likewise.
2481 (cselib_log_lookup): Dump uid.
2482 (cselib_lookup): Pass next_uid as hash. Adjust.
2483 (cselib_process_insn): Adjust.
2484 (cselib_init): Initialize next_uid.
2485 (cselib_finish): Adjust.
2486 (dump_cselib_table): Likewise.
2487 * dse.c (canon_address): Dump value uid.
2488 * print-rtl.c (print_rtx): Print value uid.
2489 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2491 (dv_uid): New function, sort of renamed from...
2492 (dv_htab_hash): ... this, reimplemented in terms of it and...
2493 (dv_uid2hash): ... this. New.
2494 (variable_htab_eq): Drop excess assertions.
2495 (tie_break_pointers): Removed.
2496 (canon_value_cmp): Compare uids.
2497 (variable_post_merge_New_vals): Print uids.
2498 (vt_add_function_parameters): Adjust.
2499 (vt_initialize): Reset table. Adjust.
2501 2010-02-03 Richard Guenther <rguenther@suse.de>
2503 PR tree-optimization/42944
2504 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2505 (call_may_clobber_ref_p_1): Likewise. Properly handle
2506 malloc and calloc clobbering errno.
2508 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2510 * doc/invoke.texi: Fix name of sched1 dump.
2512 * opts.c (decode_options): Set flag_tree_switch_conversion
2513 only conditionally on optimize >= 2.
2515 * gcse.c: Assorted comment fixes in pass description.
2517 2010-02-03 Anthony Green <green@moxielogic.com>
2519 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2520 nop padding in order to maintain alignment of storage location of
2521 target function address.
2522 (moxie_trampoline_init): Store target function address at newly
2524 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2526 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2528 2010-02-03 Richard Guenther <rguenther@suse.de>
2531 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2533 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2535 * config.gcc: Reenable check for obsolete targets.
2536 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2537 mips-sgi-irix6.[0-4]*.
2539 2010-02-02 Nick Clifton <nickc@redhat.com>
2541 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2542 constant size of 4 as being the same as 0.
2543 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2544 can take values in the range 0..4.
2546 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2549 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2550 as _darwin10_Unwind_FindEnclosingFunction().
2551 * libgcc-libsystem.ver: New.
2553 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2556 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2557 implicitly set registers.
2559 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2561 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2562 (arm_override_options): Allow automatic selection of the thread
2563 pointer register if thumb2.
2564 (legitimize_pic_address): Improve code sequences for Thumb2.
2565 (arm_call_tls_get_addr): Likewise.
2566 (legitimize_tls_address): Likewise.
2567 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2568 (pic_load_addr_32bit): ... this. New named pattern.
2569 * thumb2.md (pic_load_addr_thumb2): Delete.
2570 (pic_load_dot_plus_four): Delete.
2571 (tls_load_dot_plus_four): New named pattern.
2573 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2576 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2577 Document fix for TLS bug.
2579 2010-01-31 Richard Guenther <rguenther@suse.de>
2581 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2582 conservatively correct.
2584 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2588 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2590 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2592 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2594 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2596 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2598 * config.gcc: Adjust order of makefile fragments for mingw targets.
2600 2010-01-31 Richard Guenther <rguenther@suse.de>
2603 * gimplify.c (gimplify_init_constructor): For volatile LHS
2604 initialize a temporary.
2606 2010-01-31 Matthias Klose <doko@ubuntu.com>
2608 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2610 * configure: Regenerate.
2612 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2614 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2615 the same alias set and their sizes different constantness.
2616 (aliasing_component_refs_p): Revert 2009-10-24 change.
2618 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2620 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2623 2010-01-29 Richard Guenther <rguenther@suse.de>
2625 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2626 Assert we successfully updated the call.
2628 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2630 PR rtl-optimization/42889
2631 * df.h (df_set_bb_dirty_nonlr): New prototype.
2632 * df-core.c (df_set_bb_dirty_nonlr): New function.
2633 * df-scan.c (df_insn_rescan): Call it instead of
2634 df_set_bb_dirty for DEBUG_INSNs.
2636 2010-01-29 Richard Guenther <rguenther@suse.de>
2639 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2640 quadratic behavior in most cases.
2642 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2645 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2646 in the call to gen_x86_movsicc_0_m1.
2648 2010-01-28 Richard Guenther <rguenther@suse.de>
2650 PR tree-optimization/42871
2651 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2653 2010-01-28 Richard Guenther <rguenther@suse.de>
2655 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2656 into call arguments.
2658 2010-01-28 Richard Guenther <rguenther@suse.de>
2661 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2662 the forwarder if the destination is an EH landing pad.
2664 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2666 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2667 block list passed to gimple_duplicate_sese_tail.
2668 (parallelize_loops): Avoid parallelization when the function
2670 Avoid parallelization when the preheader is IRREDUCIBLE.
2671 Try to optimize when estimated_loop_iterations_int is unresolved.
2672 Add the loop's location to the dump file.
2673 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2674 (gimple_duplicate_sese_tail): Remove the check for the latch.
2675 Redirect nexits to the exit block.
2676 Remove handling of the incoming edges to the latch.
2677 Redirect the backedge from the copied latch to the exit bb.
2679 2010-01-28 Michael Matz <matz@suse.de>
2682 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2683 Wrap force_reg into a sequence, emit it before user.
2685 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2687 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2689 (arm_legacy_rev): Likewise.
2690 (thumb_legacy_rev): Likewise.
2692 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2694 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2695 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2696 on MEM's address failed, try avoid_constant_pool_reference and
2697 recurse if it returned something different.
2698 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2699 address, try avoid_constant_pool_reference and recurse if it
2700 returned something different.
2701 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2702 address and avoid_constant_pool_reference returned something
2703 different, don't set have_address.
2705 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2708 * var-tracking.c (val_store): Add modified argument, obey it.
2710 (count_uses): Move down logging of main.
2711 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2712 don't need resolution.
2713 (emit_notes_in_bb): Likewise.
2715 2010-01-27 Richard Guenther <rguenther@suse.de>
2718 * tree-inline.c (remap_decl): Delay remapping of SSA name
2719 default definitions until we need them.
2721 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2723 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2724 (rs6000_delegitimize_address): New function.
2726 * config/s390/s390.c (s390_delegitimize_address): Call
2727 delegitimize_mem_from_attrs.
2730 * tree-inline.c (cannot_copy_type_1): Removed.
2731 (copy_forbidden): Don't forbid copying of functions containing
2732 records/unions with variable length fields.
2734 2010-01-27 Christian Bruel <christian.bruel@st.com>
2738 * config/sh/sh.c (find_barrier): Increase length for non delayed
2739 conditional branches.
2741 2010-01-27 Matthias Klose <doko@ubuntu.com>
2743 * configure.ac (gnu-unique-object): Fix ldd version check.
2744 * configure: Regenerate.
2746 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2748 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2750 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2751 Test for HAVE_GNU_AS value.
2753 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2755 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2756 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2757 INT64_TYPE): Define.
2758 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2759 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2760 INT_LEAST64_TYPE): Define.
2761 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2762 UINT_LEAST64_TYPE): Define.
2763 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2764 INT_FAST64_TYPE): Define.
2765 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2766 UINT_FAST64_TYPE): Define.
2767 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2768 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2769 (SIG_ATOMIC_TYPE): Define.
2771 2010-01-26 Richard Guenther <rguenther@suse.de>
2773 * df-scan.c (df_scan_set_bb_info): Remove assert.
2774 (df_insn_rescan_debug_internal): Merge asserts.
2775 (df_install_ref): Likewise.
2776 (df_mark_reg): Use bitmap_set_range.
2777 (df_hard_reg_used_p): Remove assert.
2778 (df_hard_reg_used_count): Likewise.
2780 2010-01-26 Richard Guenther <rguenther@suse.de>
2782 PR rtl-optimization/42685
2783 * web.c (web_main): Ignore DEBUG_INSNs.
2785 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2787 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2789 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2790 Fix types of fndecl and arglist parameters.
2792 2010-01-26 Richard Guenther <rguenther@suse.de>
2795 * tree-eh.c (unsplit_eh): Skip debug insns.
2797 2010-01-26 Richard Guenther <rguenther@suse.de>
2799 PR tree-optimization/42250
2800 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2802 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2805 * omp-low.c (expand_omp_sections): Only use single_pred if
2806 l2_bb is single_pred_p.
2808 2010-01-25 Christian Bruel <christian.bruel@st.com>
2811 * config/sh/sh.c (find_barrier): Increase length for non delayed
2812 conditional branches.
2813 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2815 2010-01-24 David S. Miller <davem@davemloft.net>
2817 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2818 define if not using GAS.
2819 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2820 Likewise. Delete SECTION_MERGE code, which is only applicable
2823 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2826 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2827 mangling of va_list in system headers.
2829 2010-01-23 Toon Moene <toon@moene.org>
2831 * tree-predcom.c (combine_chains): Return NULL, not false.
2833 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2835 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2836 initialization of variable res to agree with return type.
2838 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2840 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2841 * tree-sra.c: Add include of expr.h.
2843 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2845 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2846 insert the debug stmt on the single non-EH edge from the stmt.
2848 2010-01-22 Richard Henderson <rth@redhat.com>
2851 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2852 the RHS until after generate_subtree_copies has insertted its
2853 code before the current statement.
2855 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2857 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2859 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2861 2010-01-21 Martin Jambor <mjambor@suse.cz>
2863 PR tree-optimization/42585
2864 * tree-sra.c (struct access): New field grp_total_scalarization.
2865 (dump_access): Dump the new field.
2866 (should_scalarize_away_bitmap): New variable.
2867 (cannot_scalarize_away_bitmap): Likewise.
2868 (sra_initialize): Allocate new bitmaps.
2869 (sra_deinitialize): Free new bitmaps.
2870 (create_access_1): New function.
2871 (create_access): Parts moved to create_access_1.
2872 (type_consists_of_records_p): New function.
2873 (completely_scalarize_record): Likewise.
2874 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2875 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2876 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2878 (analyze_all_variable_accesses): Completely scalarize small eligible
2881 2010-01-21 Martin Jambor <mjambor@suse.cz>
2883 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2885 2010-01-21 Andrew Haley <aph@redhat.com>
2887 * gcc.c (process_command): Move lang_specific_driver before
2888 setting cc_libexec_prefix.
2890 2010-01-21 Richard Guenther <rguenther@suse.de>
2893 * fold-const.c (negate_expr_p): Pretend only negative
2894 real constants are easily negatable.
2896 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2897 Jason Merrill <jason@redhat.com>
2899 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2900 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2901 * calls.c (initialize argument_information): Handle it.
2902 * c-common.c (handle_transparent_union_attribute): Use new name.
2903 * c-decl.c (finish_struct): Ditto.
2904 * c-typeck.c (type_lists_compatible_p): Ditto.
2905 (convert_for_assignment): Use new name and also handle record.
2906 * function.c (aggregate_value_p): Handle it.
2907 (pass_by_reference): Ditto.
2908 (assign_parm_data_types): Ditto.
2909 * print-tree.c (print_node): Ditto.
2910 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2911 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2912 * tree.c (first_field): New fn.
2914 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2917 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2918 even when linking statically, for now.
2920 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2923 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2924 without a cselib val.
2925 (count_uses): Accept MO_VAL_SET with no val on stores.
2926 (add_stores): Likewise.
2928 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2930 * var-tracking.c (check_value_val): Add a compile time assertion.
2931 (dv_is_decl_p): Simplify.
2932 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2933 gcc_assert if ENABLE_CHECKING.
2935 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2938 * var-tracking.c: Include tree-flow.h.
2939 (mem_dies_at_call): New.
2940 (dataflow_set_preserve_mem_locs): Use it.
2941 (dataflow_set_remove_mem_locs): Likewise.
2942 (dump_var): Renamed from dump_variable. Adjust all callers.
2943 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2944 * Makefile.in (var-tracking.o): Adjust deps.
2946 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2948 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2950 2010-01-20 Richard Guenther <rguenther@suse.de>
2952 PR tree-optimization/42717
2953 * tree-ssa-dce.c (get_live_post_dom): Remove.
2954 (forward_edge_to_pdom): Take an arbitrary edge to copy
2955 degenerate PHI args from.
2956 (remove_dead_stmt): Use the first post-dominator even if it
2957 does not contain live statements as redirection destination.
2959 2010-01-20 Richard Guenther <rguenther@suse.de>
2961 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2963 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2965 * sel-sched.c (create_speculation_check): Remove set but not used
2967 (try_transformation_cache): Remove set but not used variable ds.
2968 (calculate_privileged_insns): Remove set but not used variables
2969 cur_insn and min_spec_insn.
2970 (find_best_expr): Remove set but not used variable avail_n.
2971 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2973 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2975 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2976 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2979 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2982 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2983 cpu types. Add support for *-sse3 cpu types.
2984 (x86_64-*-*): Ditto.
2986 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2989 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2990 argument, call initializer_constant_valid_p_1 instead of
2991 initializer_constant_valid_p, pass CACHE to it, return NULL
2992 immediately if first call returns NULL.
2993 (initializer_constant_valid_p_1): New function.
2994 (initializer_constant_valid_p): Use it.
2996 2010-01-20 Thomas Quinot <quinot@adacore.com>
2998 * tree.def (PLACEHOLDER_EXPR): Fix comment.
3000 2010-01-20 Jakub Jelinek <jakub@redhat.com>
3002 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
3003 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
3004 (loc_list_from_tree): Don't handle unsigned division. Handle
3005 signed modulo using DW_OP_{over,over,div,mul,minus}.
3006 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
3007 modulo instead of signed.
3009 2010-01-20 DJ Delorie <dj@redhat.com>
3011 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
3013 (h8300_emit_stack_adjustment): Propogate it.
3015 (h8300_expand_prologue): Likewise.
3016 (h8300_expand_epilogue): Likewise.
3018 2010-01-19 Michael Matz <matz@suse.de>
3020 PR tree-optimization/41783
3021 * tree-data-ref.c (toplevel): Include flags.h.
3022 (dump_data_dependence_relation): Also dump the inputs if the
3023 result will be unknown.
3024 (split_constant_offset_1): Look through some conversions.
3025 * tree-predcom.c (determine_roots_comp): Restart a new chain if
3026 the offset from last element is too large.
3027 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
3028 (reassociate_to_the_same_stmt): Handle vector registers.
3029 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
3031 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
3032 wide_prolog_niters argument, emit widening instructions.
3033 (vect_do_peeling_for_alignment): Adjust caller, use widened
3034 variant of the iteration cound.
3035 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
3037 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3040 * config/arm/neon-testgen.m (emit_automatics): New parameter
3041 features. Adjust for Fixed_return_reg feature.
3042 (test_intrinsic): Call emit_automatics with new feature.
3043 * config/arm/neon.ml: Update copyright years.
3044 (features): New Fixed_return_reg feature.
3045 (ops): Update feature for Vget_low.
3047 2010-01-19 Jakub Jelinek <jakub@redhat.com>
3049 PR tree-optimization/42719
3050 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
3054 * fwprop.c (all_uses_available_at): Return false if def_set dest
3055 is a REG that is used in def_insn.
3057 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
3059 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
3061 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
3064 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
3066 * target.h (struct gcc_target) <secondary_reload>: Change type
3067 of last argument to secondary_reload_info *.
3069 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
3072 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
3073 memory references with unaligned offsets. Remove CQImode handling.
3074 (unaligned_memory_operand): Return 1 for memory references with
3075 unaligned offsets. Remove CQImode handling.
3077 2010-01-18 Richard Guenther <rguenther@suse.de>
3080 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
3083 2010-01-18 Richard Guenther <rguenther@suse.de>
3085 PR tree-optimization/42781
3086 * tree-ssa-structalias.c (find_what_var_points_to): Skip
3087 restrict processing only if the original variable was artificial.
3089 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
3091 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
3092 find number of popped argument bytes.
3094 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
3095 Fix the text that describes the return value for invalid insns.
3097 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
3099 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
3100 Clarify what 'cost of the -dependence' is. Fix quoting.
3102 * toplev.c (default_get_pch_validity): Rename argument to "sz".
3103 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
3105 2010-01-17 Jakub Jelinek <jakub@redhat.com>
3107 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3108 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
3110 2010-01-17 Richard Guenther <rguenther@suse.de>
3113 * function.c (split_complex_args): Take a VEC to modify.
3114 (assign_parms_augmented_arg_list): Build a VEC instead of
3115 a chain of PARM_DECLs.
3116 (assign_parms_unsplit_complex): Take a VEC of arguments.
3117 Do not fixup unmodified parms.
3118 (assign_parms): Deal with the VEC.
3119 (gimplify_parameters): Likewise.
3121 2010-01-17 Richard Guenther <rguenther@suse.de>
3123 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
3124 node existence check.
3125 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
3126 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
3127 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3128 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
3129 (gimple_execute_on_growing_pred): Likewise.
3131 2010-01-17 Richard Guenther <rguenther@suse.de>
3133 PR tree-optimization/42773
3134 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
3135 (compute_antic_aux): Likewise.
3136 (compute_partial_antic_aux): Likewise.
3138 2010-01-17 Jie Zhang <jie.zhang@analog.com>
3141 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
3144 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
3146 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
3149 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
3150 Fix markup for strict argument.
3152 (TARGET_SCHED_REORDER2): Fix argument types.
3154 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
3155 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
3157 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
3158 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
3160 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
3163 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
3164 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
3165 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
3166 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
3167 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
3169 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
3171 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
3173 (TARGET_ASM_RELOC_RW_MASK): Add return type.
3174 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
3176 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
3178 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
3181 (TARGET_ASM_NAMED_SECTION): Fix argument list.
3183 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
3184 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
3186 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
3188 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
3190 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
3191 referring to it. Fix language.
3193 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3195 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3197 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3199 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3201 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3202 '@var{stream}. Remove stray 'and'.
3204 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3206 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3208 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3210 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3211 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3213 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3214 Fix description of return value.
3215 Rename argument "sz" to "len."
3217 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3218 Clarify meaning of 'true' return value.
3220 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3222 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3223 rep_mode versus mode_rep.
3225 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3227 (TARGET_BUILTIN_DECL): Fix name.
3229 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3231 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3233 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3235 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3237 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3239 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3242 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3243 Rename argument tm_fn to md_fn.
3245 (TARGET_OPTION_PRINT): Fix argument list.
3247 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3250 * config/i386/i386.c (ix86_fixup_binary_operands):
3251 Revert FMA4 fixup of operands.
3253 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3256 * Makefile.in (write_entries_to_file, install-plugin):
3257 Use \012 instead of \n with tr.
3259 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3261 * configure.ac (HAVE_AS_REF): New C macro.
3262 * configure: Regenerate.
3263 * config.in: Likewise.
3264 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3266 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3269 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3271 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3273 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3275 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3277 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3279 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3281 (TARGET_BINDS_LOCAL_P): Fix argument type.
3283 (TARGET_ASM_FILE_END): Use prototype.
3285 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3287 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3289 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3291 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3293 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3294 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3296 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3297 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3299 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3300 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3301 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3302 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3304 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3306 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3308 (TARGET_INIT_BUILTINS): Use prototype.
3310 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3311 Put 'const char *' in braces. Fix parameter types.
3312 (TARGET_INVALID_CONVERSION): Fix parameter types.
3313 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3314 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3316 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3319 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3321 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3323 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3325 * doc/tm.texi (TARGET_HELP): Fix return type.
3327 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3328 in braces. Fix argument types.
3330 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3332 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3334 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3336 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3337 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3339 (TARGET_MANGLE_TYPE): Fix argument types.
3341 (TARGET_IRA_COVER_CLASSES): Use prototype.
3343 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3345 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3347 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3349 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3351 (TARGET_CALLEE_COPIES): Fix argument types.
3353 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3355 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3357 (TARGET_FUNCTION_VALUE): Fix argument types.
3359 (TARGET_RETURN_IN_MSB): Fix argument type.
3361 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3363 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3365 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3367 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3368 agree with return type.
3370 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3372 2010-01-15 Jing Yu <jingyu@google.com>
3374 PR rtl-optimization/42691
3375 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3376 a pseudo to a constant and are merged, and adjust comments.
3378 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3380 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3382 2010-01-15 Richard Guenther <rguenther@suse.de>
3385 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3386 labels of computed or non-local gotos to the destination.
3387 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3388 landing pad label is the first label.
3390 2010-01-15 Richard Guenther <rguenther@suse.de>
3392 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3394 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3397 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3398 to allow generation of the xssqrtdp instruction on power7.
3399 (sqrtdf2_fpr): Ditto.
3401 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3404 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3405 functions with noreturn attribute.
3408 * varasm.c (declare_weak): Add weak attribute to decl if it
3409 doesn't have one already.
3410 (assemble_external): Only add decls to weak_decls if they also
3411 have weak attribute.
3413 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3415 * var-tracking.c (var_reg_delete): Don't delete the association
3416 between REGs and values or one-part variables if the register
3419 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3422 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3423 because its first operand is a non-localized variable.
3425 2010-01-14 Martin Jambor <mjambor@suse.cz>
3427 PR tree-optimization/42706
3428 * tree-sra.c (encountered_recursive_call): New variable.
3429 (encountered_unchangable_recursive_call): Likewise.
3430 (sra_initialize): Initialize both new variables.
3431 (callsite_has_enough_arguments_p): New function.
3432 (scan_function): Call decl and flags check only for IPA-SRA, check
3433 whether there is a recursive call and whether it has enough arguments.
3434 (all_callers_have_enough_arguments_p): New function.
3435 (convert_callers): Look for recursive calls only when
3436 encountered_recursive_call is set.
3437 (ipa_early_sra): Bail out either if
3438 !all_callers_have_enough_arguments_p or
3439 encountered_unchangable_recursive_call.
3441 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3443 * sel-sched.c: Add 2010 to copyright years.
3444 * sel-sched-ir.c: Likewise.
3445 * sel-sched-ir.h: Likewise.
3447 2010-01-14 Martin Jambor <mjambor@suse.cz>
3449 PR tree-optimization/42714
3450 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3451 constructors specially.
3453 2010-01-14 Andi Kleen <ak@linux.intel.com>
3455 * config/i386/drivers-i386.c (detect_caches_intel):
3456 Add l2sizekb parameter and fill in.
3457 (host_detect_local_cpu): Add l2sizekb, fill in.
3458 Add Atom small cache heuristic.
3460 2010-01-14 Andi Kleen <ak@linux.intel.com>
3462 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3463 Add level3 parameter and fill in.
3464 (detect_caches_intel): Handle level3 cache.
3466 2010-01-14 Andi Kleen <ak@linux.intel.com>
3468 * config/i386/drivers-i386.c (host_detect_local_cpu):
3469 Fix core duo detection.
3471 2010-01-14 Andi Kleen <ak@linux.intel.com>
3473 * config/i386/drivers-i386.c (host_detect_local_cpu):
3476 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3478 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3479 (rs6000_variable_issue_1): this. Use...
3480 (rs6000_variable_issue): here. Reimplement. Print debug info.
3482 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3484 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3485 sel_restore_notes. Update all callers. Call reemit_notes
3488 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3490 PR rtl-optimization/42246
3491 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3494 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3496 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3497 all successors is the same as number of successors in current region.
3499 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3501 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3502 to rename is not separable. Otherwise check that its LHS is not NULL.
3504 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3506 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3508 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3510 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3511 available registers when failed to discover LHS register class.
3512 Fix indentation. Update comment.
3514 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3515 Alexander Monakov <amonakov@ispras.ru>
3517 PR rtl-optimization/42389
3518 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3520 (advance_state_on_fence): Likewise.
3521 (sel_target_adjust_priority): Print debug output only when
3522 sched_verbose >= 4, not 2.
3523 (get_expr_cost): Do not issue all unique insns on the next cycle.
3524 (fill_insns): Initialize can_issue_more from the value saved
3526 * sel-sched-ir.c (flist_add): New parameter issue_more.
3527 Init FENCE_ISSUE_MORE with it.
3528 (merge_fences): Likewise.
3529 (init_fences): Update call to flist_add.
3530 (add_to_fences, add_clean_fence_to_fences)
3531 (add_dirty_fence_to_fences): Likewise.
3532 (move_fence_to_fences): Update call to merge_fences.
3533 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3535 * sel-sched-ir.h (struct _fence): New field issue_more.
3536 (FENCE_ISSUE_MORE): New accessor macro.
3538 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3540 PR rtl-optimization/42388
3541 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3542 that have no predecessors nor successors. Do not call move_bb_info
3543 for empty blocks outside of current region.
3545 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3547 PR rtl-optimization/42294
3548 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3549 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3550 originators' originators.
3552 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3554 PR rtl-optimization/39453
3555 PR rtl-optimization/42246
3556 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3558 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3560 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3561 Alexander Monakov <amonakov@ispras.ru>
3564 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3565 (maybe_tidy_empty_bb): ... here. Make static. Add new
3566 argument. Update all callers.
3567 (tidy_control_flow): ... and here. Recompute topological order
3568 of basic blocks in region if necessary.
3569 (sel_redirect_edge_and_branch): Change return type. Return true
3570 if topological order might have been invalidated.
3571 (purge_empty_blocks): Export and move from...
3572 * sel-sched.c (purge_empty_blocks): ... here.
3573 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3574 (maybe_tidy_empty_bb): Delete prototype.
3575 (purge_empty_blocks): Declare.
3577 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3579 PR rtl-optimization/42249
3580 * sel-sched.c (try_replace_dest_reg): When chosen register
3581 and original register is the same, do not bail out early, but
3582 still check all original insns for validity of replacing destination
3583 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3586 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3589 Port from no-undefined-overflow branch:
3590 2009-03-09 Richard Guenther <rguenther@suse.de>
3592 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3594 2010-01-14 Richard Guenther <rguenther@suse.de>
3597 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3599 2010-01-14 Ira Rosen <irar@il.ibm.com>
3601 PR tree-optimization/42709
3602 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3603 as scalar type in creation of constant vector operand.
3605 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3608 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3609 (check-parallel-%): Match `testsuite' directory component only
3612 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3614 PR translation/39521
3615 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3618 2010-01-13 Richard Guenther <rguenther@suse.de>
3620 PR tree-optimization/42730
3621 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3624 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3627 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3628 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3631 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3633 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3634 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3635 ___umulsi3_highpart.
3637 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3638 rather than schedule_insns if the pass is enabled.
3640 2010-01-13 Martin Jambor <mjambor@suse.cz>
3642 PR tree-optimization/42704
3643 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3646 2010-01-13 Martin Jambor <mjambor@suse.cz>
3648 PR tree-optimization/42703
3649 * tree-sra.c (analyze_access_subtree): Check that we can build a
3650 reference to the original data within the aggregate.
3652 2010-01-13 Richard Guenther <rguenther@suse.de>
3654 PR tree-optimization/42705
3655 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3657 2010-01-13 Richard Guenther <rguenther@suse.de>
3660 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3662 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3665 * var-tracking.c (values_to_unmark): New variable.
3666 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3667 values_to_unmark vector. Moved body to...
3668 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3669 instead queue it into values_to_unmark vector.
3670 (vt_find_locations): Free values_to_unmark vector.
3672 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3674 * config/s390/s390.c (override_options): Set
3675 default of max-pending-list-length to 256
3677 2010-01-13 Richard Guenther <rguenther@suse.de>
3680 * tree-pass.h (PROP_gimple_lcx): New.
3681 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3682 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3683 before the final cleanup_eh.
3684 (dump_properties): Dump PROP_gimple_lcx.
3685 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3686 (tree_lower_complex_O0): Remove.
3687 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3688 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3689 tree_lower_complex, schedule TODO_update_ssa.
3690 * lto-streamer-out.c (output_function): Stream the functions
3692 * lto-streamer-in.c (input_function): Likewise.
3693 (lto_read_body): Do not override them here.
3695 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3698 * c-typeck.c (build_c_cast): Fold value cast to union type before
3699 wrapping it in a CONSTRUCTOR.
3701 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3703 PR rtl-optimization/42699
3704 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3707 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3709 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3710 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3711 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3712 SUBTARGET_WARN_UNUSED_SPEC): ... here
3713 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3715 2010-01-12 Julian Brown <julian@codesourcery.com>
3717 * config/arm/neon-schedgen.ml (Utils): Don't try to
3718 open missing module.
3719 (find_with_result): New.
3721 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3724 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3725 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3727 PR tree-optimization/42645
3728 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3729 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3730 decl_map, set processing_debug_stmt to -1 and return name without
3733 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3735 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3736 binutils version, and reword target configuration description.
3738 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3740 * config/avr/avr.h (LINKER_NAME): Remove.
3742 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3745 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3746 that support VSX, warn for -mno-altivec if vsx is not disabled,
3749 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3750 Shujing Zhao <pearly.zhao@oracle.com>
3752 PR translation/42469
3753 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3754 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3755 character between option name and help text.
3756 * c.opt (imultilib): Likewise.
3758 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3760 * lto-streamer-out.c (output_unreferenced_globals): Output static
3763 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3765 PR rtl-optimization/42621
3766 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3767 optimizing for size.
3768 (duplicate_computed_gotos): Remove now-redundant check.
3770 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3773 * configure.ac: Save and restore LDFLAGS and LIBS
3774 * configure: Regenerate.
3776 2010-01-10 Richard Guenther <rguenther@suse.de>
3779 * builtins.c (fold_builtin_strlen): Add type argument and
3780 convert the resulting length to it.
3781 (fold_builtin_1): Adjust.
3783 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3785 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3786 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3788 (num_insns_constant_wide): Adjust for that change.
3790 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3793 * web.c (union_defs): Add used argument, to combine uses of
3795 (entry_register): Adjust type and tests of used argument.
3796 (web_main): Widen used for new use. Pass it to union_defs.
3797 * df.h (union_defs): Adjust prototype.
3799 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3802 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3803 uses in new incoming argument. Free body.
3804 (reset_debug_uses_in_loop): New.
3805 (analyze_insn_to_expand_var): Call the latter if the former found
3806 anything. Fix whitespace. Reject invalid dest overlaps before
3807 going through all insns in the loop.
3809 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3812 * haifa-sched.c (dying_use_p): Debug insns don't count.
3814 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3817 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3818 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3819 (verify_gimple_call): Reject LHS in noreturn calls.
3821 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3825 * tree-vect-loop-manip.c (adjust_info): New type.
3826 (adjust_vec): New pointer to vector.
3827 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3828 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3829 (slpeel_update_phis_for_duplicate_loop): Use them.
3830 (slpeel_update_phi_nodes_for_guard1): Likewise.
3831 (slpeel_update_phi_nodes_for_guard2): Likewise.
3832 (slpeel_tree_peel_loop_to_edge): Likewise.
3833 (vect_update_ivs_after_vectorizer): Likewise.
3835 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3837 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3838 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3840 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3842 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3843 bogus uninitialized warning.
3845 2010-01-09 Richard Guenther <rguenther@suse.de>
3848 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3849 the evolution is compatible with the initial condition.
3851 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3853 * gcc.c (process_command): Update copyright notice dates.
3854 * gcov.c (print_version): Likewise.
3855 * gcov-dump.c (print_version): Likewise.
3856 * mips-tfile.c (main): Likewise.
3857 * mips-tdump.c (main): Likewise.
3859 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3862 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3864 (rotlhi3_8): Delete.
3866 (rotlsi3_8): Delete.
3867 (rotlsi3_16): Delete.
3868 (rotlsi3_24): Delete.
3870 (*rotw<mode>3): New.
3871 (*rotb<mode>3): New.
3872 * config/avr/avr.c (avr_rotate_bytes): New function.
3873 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3875 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3878 * configure.ac: Modify -rdynamic check.
3879 * configure: Regenerate.
3881 2010-01-08 DJ Delorie <dj@redhat.com>
3883 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3884 register popping order.
3886 2010-01-08 Richard Guenther <rguenther@suse.de>
3889 * c.opt (fsigned-char): Also let LTO handle this option.
3890 (funsigned-char): Likewise.
3892 2010-01-07 Richard Guenther <rguenther@suse.de>
3894 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3895 (gimple_op): Likewise.
3896 (gimple_op_ptr): Likewise.
3897 (gimple_assign_set_lhs): Remove gcc_assert.
3898 (gimple_assign_set_rhs1): Likewise.
3899 (gimple_assign_set_rhs2): Likewise.
3900 (gimple_call_set_lhs): Likewise.
3901 (gimple_call_set_fn): Likewise.
3902 (gimple_call_set_fndecl): Likewise.
3903 (gimple_call_fndecl): Likewise.
3904 (gimple_call_return_type): Likewise.
3905 (gimple_call_set_chain): Likewise.
3906 (gimple_call_num_args): Likewise.
3907 (gimple_call_set_arg): Likewise.
3908 (gimple_cond_set_code): Likewise.
3909 (gimple_cond_set_lhs): Likewise.
3910 (gimple_cond_set_rhs): Likewise.
3911 (gimple_cond_set_true_label): Likewise.
3912 (gimple_cond_set_false_label): Likewise.
3913 (gimple_label_set_label): Likewise.
3914 (gimple_goto_set_dest): Likewise.
3915 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3916 (gimple_debug_bind_get_value): Likewise.
3917 (gimple_debug_bind_get_value_ptr): Likewise.
3918 (gimple_debug_bind_set_var): Likewise.
3919 (gimple_debug_bind_set_value): Likewise.
3920 (gimple_debug_bind_reset_value): Likewise.
3921 (gimple_debug_bind_has_value_p): Likewise.
3922 (gimple_return_retval_ptr): Remove gcc_assert.
3923 (gimple_return_retval): Likewise.
3924 (gimple_return_set_retval): Likewise.
3925 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3926 (safe_referenced_var_iterator): Remove.
3927 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3928 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3929 (fill_referenced_var_vec): Remove.
3930 (first_readonly_imm_use): Remove redundant gcc_assert.
3931 (phi_arg_index_from_use): Combine gcc_asserts.
3932 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3933 (first_imm_use_stmt): Remove redundant gcc_assert.
3934 * tree-cfg.c (verify_gimple_call): Verify function and chain
3935 operands. Verify arguments.
3936 (verify_types_in_gimple_stmt): Verify condition code and labels.
3938 2010-01-07 Richard Guenther <rguenther@suse.de>
3940 PR tree-optimization/42641
3941 * sese.c (rename_map_elt_info): Use the SSA name version, do
3944 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3946 PR tree-optimization/42625
3947 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3948 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3950 2010-01-07 Duncan Sands <baldrick@free.fr>
3952 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3954 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3957 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3958 note itself is not function_invariant_p.
3960 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3962 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3963 Do not add the DF_NOTE problem.
3964 * store-motion.c (execute_rtl_store_motion): Likewise.
3966 2010-01-07 Martin Jambor <mjambor@suse.cz>
3968 PR tree-optimization/42157
3969 * tree-sra.c (compare_access_positions): Stabilize sort if both
3970 accesses have integer types, return zero immediately if they are the
3973 2010-01-06 Richard Henderson <rth@redhat.com>
3976 * haifa-sched.c (add_to_note_list): Merge into ...
3977 (concat_note_lists): ... here, and ...
3978 (unlink_other_notes, rm_other_notes): Merge into...
3979 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3980 NOTE_INSN_EPILOGUE_BEG.
3982 2010-01-06 Richard Guenther <rguenther@suse.de>
3984 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3985 not inline regular functions into always-inline functions.
3987 2010-01-06 Nick Clifton <nickc@redhat.com>
3989 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3990 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3992 (OVERRIDE_OPTIONS): Delete.
3993 (OPTIMIZATION_OPTIONS): Define.
3994 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3995 * config/rx/rx.c (rx_handle_option): Issue an error message if
3996 -mcpu=rx200 and -fpu are used together.
3997 (rx_set_optimization_options): New function. Issue an error
3998 message if an optimization attribute attempts to reset the FPU/
3999 math optimization pairing.
4000 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
4001 * config/rx/rx.opt: Set the default to 32-bit doubles.
4002 * config/rx/t-rx: Add multilibs for -nofpu option.
4003 * doc/invoke.texi: Update documentation of RX options.
4005 2010-01-06 Richard Guenther <rguenther@suse.de>
4007 * tree-ssa-pre.c (name_to_id): New global.
4008 (alloc_expression_id): Simplify SSA name handling.
4009 (lookup_expression_id): Likewise.
4010 (init_pre): Zero name_to_id.
4011 (fini_pre): Free it.
4013 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
4015 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
4017 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
4020 * config/i386/sse.md (smaxv2di3): New.
4021 (umaxv2di3): Likewise.
4022 (sminv2di3): Likewise.
4023 (uminv2di3): Likewise.
4025 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
4028 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
4029 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
4030 (legitimize_tls_address): Likewise.
4031 (sparc_tls_referenced_p): Likewise.
4032 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
4033 and adjust calls to legitimize_pic_address.
4034 (legitimate_constant_p) Use sparc_tls_referenced_p.
4035 (legitimate_pic_operand_p): Likewise.
4036 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
4037 (sparc_tls_symbol_ref_1): Delete.
4038 (sparc_tls_referenced_p): Make static, recognize specific patterns.
4039 (legitimize_tls_address): Make static, handle CONST patterns.
4040 (legitimize_pic_address): Make static, remove unused parameter and
4041 adjust recursive calls.
4042 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
4043 and adjust call to legitimize_pic_address.
4044 (sparc_output_mi_thunk): Likewise.
4046 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
4047 H.J. Lu <hongjiu.lu@intel.com>
4050 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
4051 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
4052 operands to make them signed.
4055 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4058 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4059 GTU to GT for V4SI and V2DI.
4061 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4062 (umin<mode>3): Removed.
4064 (uminv4si3): Likewise.
4066 2010-01-05 Martin Jambor <mjambor@suse.cz>
4068 PR tree-optimization/42462
4069 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
4070 current_function_decl to helper functions and macros.
4072 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4075 * flags.h: Don't include real.h.
4076 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
4077 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
4078 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
4079 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
4080 * dominance.c: Update copyright.
4081 * gimple.c (walk_gimple_op): Remove inline.
4082 * tree-ssa-reassoc.c: Include real.h.
4083 * Makefile.in (FLAGS_H): Remove $(REAL_H).
4084 (tree-ssa-reassoc.o): Depend on $(REAL_H).
4086 2010-01-05 Nick Clifton <nickc@redhat.com>
4088 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
4089 register to push into the stack frame when the accumulator has to
4090 be saved during interrupts.
4092 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
4094 * doc/invoke.texi: Remove the documentation about option
4096 * common.opt (Wunreachable-code): Preserved for backward
4098 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
4099 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
4100 the backward compatibility flag section.
4102 2010-01-05 Richard Guenther <rguenther@suse.de>
4104 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
4106 2010-01-05 Jakub Jelinek <jakub@redhat.com>
4109 * cfgexpand.c (expand_one_var): Diagnose too large variables.
4111 PR tree-optimization/42508
4112 * tree-sra.c (convert_callers): Check for recursive call
4113 by comparing cgraph nodes instead of decls.
4114 (modify_function): Call ipa_modify_formal_parameters also
4115 on all same_body aliases.
4117 * cgraphunit.c (cgraph_materialize_all_clones): Compare
4118 cgraph nodes when checking for same_body aliases.
4120 2010-01-05 Richard Guenther <rguenther@suse.de>
4122 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
4123 allocation and lookup.
4124 (get_or_alloc_expr_for_constant): Likewise.
4125 (phi_translate): Sink allocation.
4127 2010-01-04 Richard Guenther <rguenther@suse.de>
4129 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
4130 a new entry only if needed.
4131 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
4132 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
4134 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
4136 (phi_translate): Handle CONSTANTs early.
4138 2010-01-04 Martin Jambor <mjambor@suse.cz>
4140 PR tree-optimization/42398
4141 * tree-sra.c (struct access): Removed flag grp_different_types.
4142 (dump_access): Do not dump the removed flag.
4143 (sort_and_splice_var_accesses): Do not set the removed flag.
4144 (sra_modify_expr): Check for type compatibility directly.
4146 2010-01-04 Martin Jambor <mjambor@suse.cz>
4148 PR tree-optimization/42366
4149 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
4150 edges with variable number of parameters.
4151 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
4152 flag instead of asserting it.
4153 (ipa_read_node_info): Read uses_analysis_done flag.
4155 2010-01-04 Richard Guenther <rguenther@suse.de>
4157 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
4158 iterative_hash_* as intended.
4159 (vn_reference_compute_hash): Likewise. Simplify hashing
4161 (vn_reference_lookup_2): Likewise.
4162 (vn_nary_op_compute_hash): Likewise.
4163 (vn_phi_compute_hash): Likewise.
4164 (expressions_equal_p): Remove strange code.
4165 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
4166 (pre_expr_hash): Likewise. Simplify hashing SSA names.
4167 (bitmap_insert_into_set_1): Take value-id as parameter.
4168 (add_to_value): Pass it.
4169 (bitmap_insert_into_set): Likewise.
4170 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
4172 2010-01-04 Jakub Jelinek <jakub@redhat.com>
4175 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
4176 (do_self_spec): For switches with SWITCH_IGNORE set set also
4177 SWITCH_IGNORE_PERMANENTLY.
4178 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
4181 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
4183 * lto-streamer-out.c (output_unreferenced_globals): Output the full
4184 tree of an unreferenced global var.
4186 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4189 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
4190 GTU to GT for V4SI and V2DI.
4192 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4193 (umin<mode>3): Removed.
4195 (uminv4si3): Likewise.
4197 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4200 * collect2.c (main): Turn on trace in collect2 if -v is passed
4203 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4205 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4206 description of expression operand.
4208 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4210 * configure.ac: Add install-html to target_list for Make-hooks.
4211 * configure: Regenerate.
4212 * fortran/Make-lang.in (F95_HTMLFILES): New.
4213 (fortran.html): Use it.
4214 (fortran.install-html): New.
4215 * Makefile.in (install-html): Add lang.install-html.
4216 * java/Make-lang.in (JAVA_HTMLFILES): New.
4217 (java.html): Use it.
4218 (java.install-html): New.
4219 * objc/Make-lang.in (objc.install-html): New.
4220 * objcp/Make-lang.in (obj-c++.install-html): New.
4221 * cp/Make-lang.in (c++.install-html): New.
4222 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4223 * lto/Make-lang.in (lto.install-html): New.
4225 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4228 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4230 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4232 PR rtl-optimization/41862
4233 * store-motion.c (store_killed_in_insn, compute_store_table,
4234 remove_reachable_equiv_notes, replace_store_insn,
4235 build_store_vectors): Ignore all DEBUG_INSNs.
4237 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4240 * common.opt: Add dumpdir.
4242 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4244 (option_map): Add --dumpdir.
4246 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4248 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4250 * opts.c (decode_options): Try dump_dir_name first if
4251 dump_base_name isn't an absolute path.
4252 (common_handle_option): Handle OPT_dumpdir.
4254 * toplev.c (dump_dir_name): New.
4255 (print_switch_values): Also ignore -dumpdir.
4257 * toplev.h (dump_dir_name): New.
4259 2010-01-03 Richard Guenther <rguenther@suse.de>
4261 PR tree-optimization/42589
4262 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4263 double-word expansion of bswap32.
4265 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4267 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4268 with BLOCK_FOR_INSN.
4269 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4270 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4271 noce_process_if_block): Likewise.
4272 * gcse.c (compute_local_properties, insert_expr_in_table,
4273 insert_set_in_table, canon_list_insert, find_avail_set,
4274 pre_insert_copy_insn): Likewise.
4276 * basic-block.h (BLOCK_NUM): Move from here...
4277 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4279 2010-01-03 Richard Guenther <rguenther@suse.de>
4281 PR tree-optimization/42438
4282 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4283 contains_may_not_return_call flag.
4284 (BB_MAY_NOTRETURN): New.
4285 (valid_in_sets): Trapping nary operations are not valid
4286 in blocks that may not return.
4287 (insert_into_preds_of_block): Remove check for trapping expressions.
4288 (compute_avail): Compute also BB_MAY_NOTRETURN.
4290 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4292 * doc/invoke.texi: Add 2010 to copyright years.
4294 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4296 * config/sparc/sparc.c: Fix formatting nits.
4298 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4299 Alexander Monakov <amonakov@ispras.ru>
4301 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4303 2010-01-02 Richard Guenther <rguenther@suse.de>
4306 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4307 (simplify_switch_using_ranges): Mark to be removed edges
4310 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4312 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4314 * collect2.c (scan_libraries): Add missing argument in call to
4317 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4320 * config/alpha/predicates.md (aligned_memory_operand): Return false
4322 (unaligned_memory_operand): Return true for CQImode.
4323 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4324 doesn not cross aligned SImode word boundary.
4326 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4328 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4330 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4331 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4333 2010-01-02 Richard Guenther <rguenther@suse.de>
4336 * toplev.c (compile_file): Emit LTO marker properly. Change
4338 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4340 2010-01-01 Richard Guenther <rguenther@suse.de>
4343 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4345 2010-01-01 Richard Guenther <rguenther@suse.de>
4348 * c-decl.c (grokdeclarator): For zero-size arrays force
4349 structural equality checks as layout_type does.
4351 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4353 * builtins.c: Update copyright to 2010.
4355 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4358 * lto-streamer-out.c (produce_asm): Revert the last change.
4359 (copy_function): Likewise.
4361 * lto-streamer.c (lto_get_section_name): Skip any leading
4364 2010-01-01 Richard Guenther <rguenther@suse.de>
4367 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4371 Copyright (C) 2010 Free Software Foundation, Inc.
4373 Copying and distribution of this file, with or without modification,
4374 are permitted in any medium without royalty provided the copyright
4375 notice and this notice are preserved.