1 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4 (mips_cprestore_address_p): Likewise.
5 (mips_save_gp_to_cprestore_slot): Likewise.
6 (mips_restore_gp): Rename to...
7 (mips_restore_gp_from_cprestore_slot): ...this.
8 (mips_must_initialize_gp_p): Declare.
9 (mips_emit_save_slot_move): Likewise.
10 (mips_output_load_label): Return nothing.
11 (mips_eh_uses): Declare.
12 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
13 (TARGET_CPRESTORE_DIRECTIVE): New macro.
14 (TARGET_ABSOLUTE_JUMPS): Likewise.
16 (FIRST_PSEUDO_REGISTER): Update comment.
17 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
19 (REGISTER_NAMES): Add $cprestore.
20 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
21 Add load_label_length, has_inflexible_gp_insn_p,
22 has_flexible_gp_insn_p, must_initialize_gp_p and
23 must_restore_gp_when_clobbered_p.
24 (mips_expand_call): Don't generate split instructions here.
25 (mips_split_call): Update the call to mips_restore_gp after
26 the above name change.
27 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
28 (mips_find_gp_ref): New function.
29 (mips_insn_has_inflexible_gp_ref_p): Likewise.
30 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
31 (mips_insn_has_flexible_gp_ref_p): Likewise.
32 (mips_cfun_has_flexible_gp_ref_p): Likewise.
33 (mips_function_has_gp_insn): Delete.
34 (mips_global_pointer): Drop the df_regs_ever_live_p check.
35 Use the new functions above. Only return INVALID_REGNUM
36 for TARGET_ABSOLUTE_JUMPS.
37 (mips_must_initialize_gp_p): New function.
38 (mips_get_cprestore_base_and_offset): New function, extracted from...
39 (mips_cprestore_slot): ...here. Take a bool parameter.
40 (mips_cfun_has_cprestore_slot_p): New function.
41 (mips_cprestore_address_p): Likewise.
42 (mips_save_gp_to_cprestore_slot): Likewise.
43 (mips_restore_gp): Rename to...
44 (mips_restore_gp_from_cprestore_slot): ...this. Assert
45 epilogue_completed. Update the call to mips_cprestore_slot.
46 Test cfun->machine->must_restore_gp_when_clobbered_p.
47 (mips_direct_save_slot_move_p): New function.
48 (mips_emit_save_slot_move): Likewise.
49 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
50 of cfun->machine->global_pointer.
51 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
52 (mips_save_reg): Use mips_emit_save_slot_move.
53 (mips_expand_prologue): Set must_initialize_gp_p.
54 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
55 for all cprestore saves. Emit a use_cprestore instruction after
56 setting up the cprestore slot.
57 (mips_restore_reg): Use mips_emit_save_slot_move.
58 (mips_process_load_label): New function.
59 (mips_load_label_length): Likewise.
60 (mips_output_load_label): Don't return asm: output it here instead.
61 Use mips_process_load_label.
62 (mips_adjust_insn_length): Adjust the length of branch instructions
63 that have length MAX_PIC_BRANCH_LENGTH.
64 (mips_output_conditional_branch): Update the call to
65 mips_output_load_label. Assume the branch target is OPERANDS[0]
66 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
67 (mips_output_order_conditional_branch): Swap the meaning of
68 OPERANDS[0] and OPERANDS[1].
69 (mips_variable_issue): Don't count ghost instructions.
70 (mips_expand_ghost_gp_insns): New function.
71 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
72 (mips_output_mi_thunk): Set must_initialize_gp_p.
73 (mips_eh_uses): New function.
74 * config/mips/predicates.md (cprestore_save_slot_operand)
75 (cprestore_load_slot_operand): New predicates.
76 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
77 (UNSPEC_MOVE_GP): Likewise.
78 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
79 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
80 (CPRESTORE_SLOT_REGNUM): New register.
81 (MAX_PIC_BRANCH_LENGTH): New constant.
82 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
83 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
84 branches. Fix commentary.
85 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
86 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
87 Change type to "ghost".
88 (loadgp_absolute_<mode>): Likewise.
89 (loadgp_rtp_<mode>): Likewise.
90 (copygp_mips16): Likewise.
91 (loadgp_blockage): Remove redundant mode attribute.
92 (potential_cprestore): New instruction.
93 (cprestore): Turn into an unspec set.
94 (use_cprestore): New instruction.
95 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
96 (*branch_fp_inverted): Likewise.
97 (*branch_order<mode>): Likewise.
98 (*branch_order<mode>_inverted): Likewise.
99 (*branch_equality<mode>): Likewise.
100 (*branch_equality<mode>_inverted): Likewise.
101 (*branch_bit<bbv><mode>): Likewise.
102 (*branch_bit<bbv><mode>_inverted): Likewise.
103 (*branch_equality<mode>_mips16): Remove redundant mode.
104 (jump): Turn into a define_expand.
105 (*jump_absolute): New instruction.
106 (*jump_pic): Likewise.
107 (*jump_mips16): Rename previously-unnamed pattern. Remove
108 redundant mode attribute.
109 (restore_gp): Split on epilogue_completed rather than
110 reload_completed. Change type to "ghost".
111 (move_gp<mode>): New instruction.
112 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
113 Remove redundant mode attribute.
114 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
115 (bc1any4f, bc1any2t, bc1any2f): Likewise.
116 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
118 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
121 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
122 are returned in the same register (vs34 or v2) that Altivec vector
123 types are returned in.
124 (rs6000_libcall_value): Ditto.
127 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
128 instead of explicit addsi3/adddi3 calls.
129 (rs6000_split_multireg_move): Ditto.
130 (rs6000_emit_allocate_stack): Ditto.
131 (rs6000_emit_prologue): Ditto.
132 (rs6000_output_mi_thunk): Ditto.
134 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
135 size is 64 bits if we can use 64-bit registers.
137 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
139 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
142 From Jie Zhang <jie.zhang@analog.com>:
143 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
144 save FP and RETS with saveall attribute.
145 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
146 with saveall attribute.
148 * config/bfin/bfin.c (bfin_expand_builtin,
149 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
151 From Jie Zhang <jie.zhang@analog.com>:
152 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
153 before use in two places.
154 * config/bfin/bfin.md (AREG): Define mode iterator.
155 (reload_in, reload_out): Use mode iterator AREG.
157 2009-09-14 Richard Guenther <rguenther@suse.de>
160 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
163 2009-09-13 Richard Guenther <rguenther@suse.de>
164 Rafael Avila de Espindola <espindola@google.com>
166 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
167 (LANG_HOOKS_EH_PERSONALITY): Likewise.
168 (LANG_HOOKS_INITIALIZER): Adjust.
169 (lhd_pass_through_t): Declare.
170 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
172 * langhooks.c (lhd_pass_through_t): New function.
173 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
174 dwarf2out_begin_prologue): Use personality from current_function_decl.
175 * expr.h (get_personality_function): Declare.
176 * expr.c (get_personality_function): New function.
177 (build_personality_function): Likewise.
178 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
179 (eh_personality_libfunc): Remove.
180 * optabs.c (build_libfunc_function): New function split out from ...
181 (init_one_libfunc): ... here.
182 * tree.h (DECL_FUNCTION_PERSONALITY): New.
183 (tree_function_decl): Add personality.
184 (lhd_gcc_personality): Declare.
185 (build_personality_function): Likewise.
186 * tree.c (gcc_eh_personality_decl): New.
187 (lhd_gcc_personality): New function.
188 * except.h (lang_eh_runtime_type): Remove.
189 (enum eh_personality_kind): New.
190 (build_personality_function): Declare.
191 (function_needs_eh_personality): Declare.
192 * except.c (lang_eh_runtime_type): Remove.
193 (function_needs_eh_personality): New function.
194 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
195 (sjlj_emit_function_enter, output_function_exception_table):
196 Use personality from current_function_decl.
197 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
198 * tree-inline.c (tree_can_inline_p): Do not inline across different
200 (expand_call_inline): Likewise. Adjust the callers EH personality.
201 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
202 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
203 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
204 (c-parser.o): Likewise
205 * c-tree.h (c_eh_initialized_p): Remove.
206 (c_maybe_initialize_eh): Likewise.
207 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
208 (finish_decl): Don't call c_maybe_initialize_eh.
209 (c_eh_initialized_p): Remove.
210 (c_maybe_initialize_eh): Likewise.
211 * c-parser.c (c_parser_omp_construct): Likewise.
212 (c_parse_file): Initialize exception handling.
214 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
216 * config.gcc (tm_file): Remove i386/biarch32.h
217 for i?86-w64-mingw* case.
218 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
220 * config.host: Set for x64 mingw the option
221 use_long_long_for_widest_fast_int to yes.
223 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
225 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
226 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
227 (dbxout_begin_function): Likewise.
228 * final.c (dwarf2_debug_info_emitted_p): New predicate.
229 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
231 (final_end_function): Likewise.
232 (final_scan_insn): Likewise.
233 (rest_of_handle_final): Likewise.
234 * varasm.c (assemble_start_function): Likewise.
235 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
237 2009-09-12 Jason Merrill <jason@redhat.com>
239 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
240 * opts.c (common_handle_option): constify.
242 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
244 * doc/install.texi (avr): Remove obsolete reference site.
246 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
248 * doc/install.texi (Binaries): Adjust AIX link.
250 2009-09-12 Akim Demaille <demaille@gostai.com>
252 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
253 Use an imperative sentence.
255 2009-09-11 Richard Henderson <rth@redhat.com>
257 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
258 structure-name and has-tree-operands arguments; update all entries.
259 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
261 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
262 (gsstruct_code_size): New.
263 (gss_for_code_): New.
264 (gss_for_code): Remove.
265 (gimple_size): Rewrite using gsstruct_code_size.
266 (gimple_statement_structure): Move to gimple.h.
267 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
268 (gss_for_code, gimple_statement_structure): New.
269 (gimple_ops): Use new arrays; tidy.
271 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
273 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
274 operand to be a PLUS expression.
275 * config/pa/pa.c (pa_secondary_reload): Likewise.
277 2009-09-11 Jakub Jelinek <jakub@redhat.com>
279 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
281 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
284 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
286 From Jie Zhang <jie.zhang@analog.com>:
287 * doc/extend.texi (node Function Attributes): Document l2
289 (node Blackfin Variable Attributes): Document l2 variable attributes.
291 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
293 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
294 to match the system compiler's configuration at inflection point.
295 Add comment to remark a remaining difference with system compiler.
297 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
298 * configure: Regenerate.
300 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
302 From Jie Zhang <jie.zhang@analog.com>:
303 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
304 (bfin_handle_l2_attribute): New.
305 (bfin_attribute_table): Add l2 attribute.
307 2009-09-11 Michael Matz <matz@suse.de>
310 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
311 on the local_decls list.
313 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
317 * cselib.c (cselib_expand_value_rtx_cb): Document callback
319 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
320 for VALUEs, to implement the documented interface.
321 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
322 Adjust for VALUEs and anything else, to implement the
323 documented interface.
325 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
327 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
328 with actual SPE/paired vector modes before using 64-bit alignment.
329 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
331 2009-09-10 DJ Delorie <dj@redhat.com>
333 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
336 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
337 * config/mep/mep.c (mep_legitimate_constant_p): New.
338 * config/mep/mep-protos.h: Prototype it.
340 2009-09-10 Richard Henderson <rth@redhat.com>
342 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
344 2009-09-10 Jason Merrill <jason@redhat.com>
346 * tree.c (chain_index): New fn.
347 * tree.h: Declare it.
349 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
351 * config/sol2-c.c (cmn_err_length_specs): Initialize
352 scalar_identity_flag.
354 2009-09-10 Richard Henderson <rth@redhat.com>
356 * tree.h (struct tree_decl_common): Move align member earlier;
357 move label_decl_uid member ...
358 (struct tree_label_decl): ... here.
359 (LABEL_DECL_UID): Update to match.
361 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
364 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
365 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
367 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
368 dest_prev if the edge is complex.
370 * tree-cfg.c (is_ctrl_stmt): Use a switch.
372 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
373 loop latch tests earlier.
375 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
376 before GIMPLE_RETURN, not after its predecessor; insert
379 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
380 gimple_seq_empty_p to test for no PHI nodes.
381 * tree-cfg.c (split_critical_edges): Likewise.
383 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
385 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
387 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
388 introduced by the VTA branch merge.
390 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
392 * ira-conflicts.c: Use fputs or putc instead of fprintf
396 * tree-switch-conversion.c: Ditto.
398 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
400 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
401 introduced by the VTA branch merge.
403 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
406 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
408 PR rtl-optimization/39779
409 * expr.c (convert_modes): Return when mode == oldmode after
410 CONST_INTs are processed.
412 2009-09-10 Nick Clifton <nickc@redhat.com>
414 * config/mep/mep.c (mep_encode_section_info): Copy weakness
415 attribute and referring decl when creating renamed symbol.
417 2009-09-10 Richard Guenther <rguenther@suse.de>
420 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
422 (cgraph_finalize_compilation_unit): Compute reachability
423 before emitting thunks. Properly process aliases before
424 possibly removing unreachable nodes.
426 2009-09-10 Richard Guenther <rguenther@suse.de>
429 * tree.c (struct free_lang_data_d): Add worklist member.
430 (find_decls_types_r): Push onto the worklist instead of recursing.
431 Handle TREE_BINFOs properly.
432 (find_decls_types): New function wrapped around find_decls_types_r
433 to process the worklist.
434 (find_decls_types_in_eh_region): Use it.
435 (find_decls_types_in_node): Likewise.
436 (find_decls_types_in_var): Likewise.
437 (free_lang_data_in_cgraph): Likewise. Free the worklist.
438 * tree.h (RECORD_OR_UNION_TYPE_P): New.
439 (AGGREGATE_TYPE_P): Adjust.
441 2009-09-09 Jason Merrill <jason@redhat.com>
443 * configure.ac: Check glibc version even if we have an in-tree
446 2009-09-09 Anthony Green <green@moxielogic.com>
448 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
449 the constant 0 when appropriate.
450 * config/moxie/constraints.md: Add constraint O.
452 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
453 to pass up to 6 32-bit argument values in registers.
454 (moxie_function_arg): Ditto.
455 (moxie_arg_partial_bytes): Ditto.
456 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
457 (REG_PARM_STACK_SPACE): Ditto.
458 (FUNCTION_ARG_REGNO_P): Ditto.
460 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
461 instruction to allocate stack space.
463 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
465 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
466 unnecessarily stringent constraints. Fix address
467 calculation in the splitters.
469 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
471 PR rtl-optimization/39779
472 * expr.c (convert_modes): Return when mode == oldmode after
473 CONST_INTs are processed.
475 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
478 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
479 (ix86_expand_prologue): Take frame.padding0 into logic of
481 (ix86_expand_epilogue): Likewise.
483 2009-09-09 Jakub Jelinek <jakub@redhat.com>
485 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
487 (SHLIB_LINK, SHLIB_INSTALL): Use them.
488 * config/t-slibgcc-libgcc: New file.
489 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
491 2009-09-09 Martin Jambor <mjambor@suse.cz>
493 PR tree-optimization/41089
494 * tree-sra.c (find_var_candidates): Do not consider va_lists in
497 2009-09-09 Richard Henderson <rth@redhat.com>
499 * gimple.h (CASE_GIMPLE_OMP): New.
500 (is_gimple_omp): Use it.
501 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
502 (verify_gimple_debug): Likewise.
504 2009-09-09 Richard Guenther <rguenther@suse.de>
506 PR tree-optimization/41101
507 * tree-ssa-pre.c (maximal_set): Remove.
508 (compute_antic_aux): Treat the maximal set as implicitly all ones.
509 Defer all blocks we didn't visit at least one successor.
510 (add_to_exp_gen): Do not add to the maximal set.
511 (make_values_for_phi): Likewise.
512 (compute_avail): Likewise.
513 (init_pre): Do not allocate the maximal set.
514 (execute_pre): Do not dump it.
516 2009-09-09 Martin Jambor <mjambor@suse.cz>
518 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
519 an SSA_NAME rather than a is_gimple_variable.
521 2009-09-09 Richard Guenther <rguenther@suse.de>
524 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
525 code dealing with plain pointer bases.
526 (maybe_fold_offset_to_reference): Likewise.
527 (maybe_fold_stmt_addition): Adjust.
529 2009-09-09 Richard Guenther <rguenther@suse.de>
531 * tree.c (free_lang_data_in_type): Do not free the type variant
533 (free_lang_data): Merge char_type_node with its properly signed
535 (pass_ipa_free): Collect after freeing language specific data.
537 2009-09-09 Michael Matz <matz@suse.de>
540 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
541 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
542 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
545 2009-09-08 DJ Delorie <dj@redhat.com>
547 * config/mep/mep.c (conversions[]): Add "ml" pattern.
549 2009-09-04 Jason Merrill <jason@redhat.com>
551 * tree.c (tree_find_value): Remove.
552 * tree.h: Remove prototype.
553 * varasm.c (assemble_external): Use value_member instead.
555 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
557 * toplev.c (process_options): Choose default debugging type when
558 gtoggle enables debug info and type is unset.
560 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
564 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
567 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
569 * configure: Rebuilt with modified libtool.m4.
571 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
576 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
578 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
580 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
581 (remove_statement): Likewise.
582 (rewrite_use_nonlinear_expr): Adjust.
583 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
584 * tree-ssa.c (release_defs_bitset): ... this. New.
585 * tree-flow.h (release_defs_bitset): Declare.
587 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
590 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
593 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
595 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
596 via intptr_t to long type.
597 (insert_operand_rank): Cast long type via intptr_t to
599 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
601 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
602 from pointer to unsigned via uintptr_t.
604 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
605 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
607 * configure: Regenerated.
608 * config.in: Regenerated
609 * system.h (stdint.h): Add include.
610 (inttypes.h): Likewise.
611 * Makefile.in (aclocal): Add config/stdint.m4.
612 * aclocal.m4: Regenerated.
614 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
616 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
618 (note_np_check_stores): New function.
619 (harmless_null_pointer_p): New function.
620 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
621 changed. Take into account whether we're in the shadow of a condjump
622 that tested NP_REG for NULL.
623 Lose all code that tested for SEQUENCEs.
624 (workaround_speculation): Avoid inserting NOPs for loads that are
625 either always executed or a NULL pointer.
627 2009-09-08 Jan Hubicka <jh@suse.cz>
629 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
630 * params.def (early-inlining-insns): Likewise.
632 2009-09-08 Jakub Jelinek <jakub@redhat.com>
634 PR rtl-optimization/41239
635 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
636 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
638 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
639 across calls, as the calls might not always return normally.
640 (call_may_noreturn_p): New function.
641 (deps_analyze_insn): Update last_function_call_may_noreturn list.
642 (init_deps): Initialize it.
643 (remove_from_deps): Also remove calls from
644 last_function_call_may_noreturn list.
646 2009-09-07 Richard Henderson <rth@redhat.com>
648 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
649 more VR->OPERANDS than LHS operands. Free LHS before returning.
651 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
653 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
654 (attr "addrtype"): New member "spreg".
655 Use it if mem_spfp_address_operand is true for the address.
656 (attr "type"): New entry "stall".
657 (cpu_unit "load"): New.
658 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
660 (insn_reservation "loadsp"): New.
661 (insn_reservation "load_stall1"): New.
662 (insn_reservation "load_stall3"): New.
664 * config/bfin/predicates.md (const1_operand, const3_operand): New.
665 (mem_p_address_operand): Exclude stack and frame pointer based
667 (mem_spfp_address_operand): New; match them here.
668 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
669 (bfin_reorg): Call it if scheduling insns.
670 (bfin_gen_bundles): Remove dummy insns created by
671 add_sched_insns_for_speculation.
673 From Jie Zhang <jie.zhang@analog.com>:
674 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
675 bfin_si_revision, bfin_workarounds): Move these ...
676 * config/bfin/bfin.h: ... here.
678 From Mike Frysinger <michael.frysinger@analog.com>
679 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
680 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
681 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
682 bf547m, bf548m, and bf549m.
683 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
684 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
685 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
686 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
687 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
688 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
689 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
690 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
691 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
692 bf542m, bf544m, bf547m, bf548m, and bf549m.
694 From Jie Zhang <jie.zhang@analog.com>:
695 * config/bfin/predicates.md (p_register_operand): New predicate.
696 (dp_register_operand): New predicate.
697 * config/bfin/bfin-protos.h (WA_05000074): Define.
698 (ENABLE_WA_05000074): Define.
699 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
700 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
701 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
702 (define_attr addrtype): Allow load/store register to be P register.
703 (define_attr storereg): New.
704 (define_cpu_unit anomaly_05000074): New.
705 (define_insn_reservation dsp32shiftimm): New.
706 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
707 (define_insn_reservation loadp): Cannot use slot2.
708 (define_insn_reservation loadsp): Cannot use slot2.
709 (define_insn_reservation storep): Cannot use slot2. Does not
710 apply when working around 05000074.
711 (define_insn_reservation storep_anomaly_05000074): New.
712 (define_insn_reservation storei): Does not apply when working
714 (define_insn_reservation storei_anomaly_05000074): New.
715 (define_attr length): Add dsp32shiftimm case.
716 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
717 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
718 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
719 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
720 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
722 2009-09-07 Martin Jambor <mjambor@suse.cz>
725 * tree-sra.c (create_artificial_child_access): Return NULL if
726 build_ref_for_offset fails.
727 (propagate_subacesses_accross_link): Allow build_ref_for_offset
728 and create_artificial_child_access to fail.
730 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
733 * unwind-dw2.c (uw_init_context_1): Mark noinline.
734 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
735 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
737 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
739 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
740 block, ensure it has an exit edge. Emit a barrier after a jump.
742 2009-09-07 Nick Clifton <nickc@redhat.com>
744 * gcc.c (this_is_linker_script): New variable. Like
745 this_is_library_file but for the %T constructor.
746 (end_going_arg): If this_is_linker_script is set then locate the
747 script and insert a --script switch before it
748 (do_spec_2): Initialise this_is_linker_script.
749 (do_spec_1): Likewise. Handle %T construct.
750 (eval_spec_function): Preserve this_is_linker_script.
751 * doc/invoke.texi: Document %T construct in spec files.
752 * config/m32c/m32c.h (LIB_SPEC): Use it.
754 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
756 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
757 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
758 when volatile flag is set.
759 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
761 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
764 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
765 (combine_stack_adjustments_for_block): Allow insns between stack
766 adjustments and stores with corresponding pre-(dec|inc)rement or
767 pre-modify operation.
769 2009-09-06 Jakub Jelinek <jakub@redhat.com>
772 * combine-stack-adj.c (struct csa_memlist): Rename to...
773 (struct csa_reflist): ... this. Rename mem field to ref.
774 (free_csa_memlist): Rename to...
775 (free_csa_reflist): ... this.
776 (record_one_stack_memref): Rename to...
777 (record_one_stack_ref): ... this. Handle also REG_P.
778 (try_apply_stack_adjustment): Handle also REG_P.
779 (struct record_stack_memrefs_data): Rename to...
780 (struct record_stack_refs_data): ... this. Rename memlist field to
782 (record_stack_memrefs): Rename to...
783 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
784 subexpressions instead of failing when a MEM contains SP references.
785 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
786 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
788 2009-09-06 Richard Guenther <rguenther@suse.de>
791 * tree.c (build_array_type): Do not record types marked
792 with structural equality in the canonical type hashtable.
794 2009-09-06 Richard Guenther <rguenther@suse.de>
797 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
799 2009-09-05 Richard Guenther <rguenther@suse.de>
802 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
804 2009-09-05 Richard Guenther <rguenther@suse.de>
807 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
809 2009-09-05 Richard Guenther <rguenther@suse.de>
812 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
813 before comparing function argument types.
815 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
818 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
821 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
824 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
826 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
827 locators before emit_insn is called.
829 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
832 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
833 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
834 (reginfo_init): Don't call allocate_reg_info.
836 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
839 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
840 NONDEBUG_INSN_P instead of INSN_P.
842 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
845 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
847 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
850 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
851 pattern of the split.
853 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
855 * toplev.c (process_options): Move setter of flag_var_tracking
856 before other tests that depend on it. Move down setter of
857 flag_rename_registers. Don't enable var-tracking-assignments
858 by default if selective scheduling is enabled. Warn if both
861 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
863 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
864 comment. Use switch statement to catch overlaps between rtx
865 and tree codes. Accept FUNCTION_DECLs in addition to those in...
866 (IS_DECL_CODE): ... here. Remove.
867 (check_value_is_not_decl): Remove.
868 (dv_from_decl, dv_from_value): Check after conversion.
870 2009-09-04 Richard Guenther <rguenther@suse.de>
873 * (cgraph_finalize_compilation_unit): Move finalizing aliases
874 after emitting tunks. Move emitting thunks and ctors from ...
875 (cgraph_optimize): ... here. Remove redundant
876 cgraph_analyze_functions.
877 * varasm.c (find_decl_and_mark_needed): Remove no longer
879 (finish_aliases_1): Adjust check for thunk aliases.
881 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
883 * config/arm/arm.md (ctzsi2): Added braces
884 to avoid warning that broke booststrap.
886 2009-09-04 Martin Jambor <mjambor@suse.cz>
888 PR tree-optimization/41112
889 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
890 handle variable-bounded arrays.
891 (expr_with_var_bounded_array_refs_p): New function.
892 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
894 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
896 * config/s390/2097.md: Removed two incorrect bypasses.
897 (z10_fsimpdf): Fixed latency.
898 (z10_fhex): New insn_reservation.
899 (z10_floaddf): Fixed latency.
900 (z10_floadsf): Fixed latency.
901 (z10_ftrunctf): Fixed latency.
902 (z10_ftruncdf): Fixed latency.
903 * config/s390/s390.c (z10_cost): Fixed values.
904 (s390_adjust_priority): Added z10 path.
905 * config/s390/s390.md (type): Added fhex.
906 (*mov<mode>_64dfp): Updated type attribute.
907 (*mov<mode>_64): Updated type attribute.
908 (*mov<mode>_31): Updated type attribute.
909 (*mov<mode>"): Likewise.
910 * config/s390/2084.md (x_fsimpdf): Updated condition.
912 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
914 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
915 RTXs in the predicate for operand 1.
917 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
919 * config/arm/arm.md (UNSPEC_RBIT): New constant.
921 (ctzsi2): New expand.
922 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
924 2009-09-03 Martin Jambor <mjambor@suse.cz>
926 * tree-sra.c (duplicate_expr_for_different_base): Removed.
927 (create_artificial_child_access): Use build_ref_for_offset instead
928 of duplicate_expr_for_different_base.
929 (propagate_subacesses_accross_link): Likewise.
931 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
933 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
935 (mips16e_collect_argument_saves): Skip debug instructions.
936 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
937 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
938 (r10k_insert_cache_barriers): Likewise.
939 (mips_reorg_process_insns): Likewise.
941 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
944 * ira.c (update_equiv_reg): Remove check on class likely spill.
946 2009-09-03 Jakub Jelinek <jakub@redhat.com>
949 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
950 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
954 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
955 the stack slot if it is passed by invisible reference.
956 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
957 by invisible reference.
959 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
961 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
962 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
963 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
965 * config/bfin/sync.md: New file.
966 * config/bfin/bfin.md: Include it.
967 (UNSPEC_ATOMIC): New.
968 (UNSPEC_ONES): Provide a unique number.
970 From Jie Zhang <jie.zhang@analog.com>:
971 * config/bfin/bfin.c (ret_regs): New.
972 (must_save_fp_p): Don't return true because of frame_pointer_needed.
973 (must_save_rets_p): New.
974 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
975 current_function_is_leaf.
977 (do_unlink): Likewise.
978 (expand_interrupt_handler_prologue): Use ret_regs array.
979 (expand_interrupt_handler_epilogue): Use ret_regs array and
980 pass return register to gen_return_internal.
981 (bfin_expand_epilogue): Pass return register to
983 (bfin_expand_call): Explicitly clobber RETS.
984 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
985 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
986 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
987 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
989 (return_internal): Take a reg rtx rather than the register number.
991 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
993 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
994 when comparing against estimated_loop_iterations_int return.
996 2009-09-03 Richard Guenther <rguenther@suse.de>
998 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
999 eh_personality_libfunc.
1001 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1003 * tree-parloops.c (separate_decls_in_region): Add space.
1005 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1007 * tree-parloops.c (separate_decls_in_region): Change the condition
1008 checking if there are reductions in the loop.
1010 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1012 PR tree-optimization/38275
1013 * tree-parloops.c (parallelize_loops): Replace profitability condition
1014 for expected number of iterations.
1016 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1018 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
1019 (bootstrap-debug): Explain conditions in which it becomes default.
1020 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
1023 2009-09-03 Namhyung Kim <namhyung@gmail.com>
1025 * doc/invoke.texi (Optimize Options): Move
1026 -finline-small-functions to the -O2 list.
1028 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1030 * toplev.c (process_options): Enable var-tracking-assignments
1031 by default if var-tracking is enabled.
1033 2009-09-02 David Daney <ddaney@caviumnetworks.com>
1035 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
1037 * emit-rtl.c (prev_nonnote_insn_bb): New function.
1038 * rtl.h (prev_nonnote_insn_bb): Declare it.
1040 2009-09-03 Diego Novillo <dnovillo@google.com>
1042 * cgraph.c (cgraph_node_for_decl): New.
1043 * cgraph.h (cgraph_node_for_decl): Declare.
1044 * tree.c (host_integerp): Return 0 if T is NULL.
1046 2009-09-03 Diego Novillo <dnovillo@google.com>
1048 * tree.h (struct alias_pair): Move from varasm.c.
1049 (alias_pairs): Likewise.
1050 (TYPE_MAXVAL): Define.
1051 (TYPE_MINVAL): Define.
1052 (iterative_hash_host_wide_int): Declare.
1053 (remove_unreachable_alias_pairs): Declare.
1054 * tree-pass.h (pass_ipa_free_lang_data): Declare.
1055 * diagnostic.c (default_diagnostic_starter): Make extern.
1056 (default_diagnostic_finalizer): Make extern.
1057 * diagnostic.h (default_diagnostic_starter): Declare.
1058 (default_diagnostic_finalizer): Declare.
1059 (default_tree_printer): Declare.
1060 * toplev.c (default_tree_printer): Make extern.
1062 2009-09-03 Richard Guenther <rguenther@suse.de>
1063 Diego Novillo <dnovillo@google.com>
1065 * cgraph.c (cgraph_add_new_function): Remove gimplification.
1066 * cgraphunit.c (cgraph_expand_function): Do not emit
1067 associated thunks from here.
1068 (cgraph_emit_thunks): New.
1069 (cgraph_optimize): Call it.
1070 Return if any IPA pass finds an error.
1071 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
1074 2009-09-03 Simon Baldwin <simonb@google.com>
1075 Rafael Espindola <espindola@google.com>
1076 Richard Guenther <rguenther@suse.de>
1077 Doug Kwan <dougkwan@google.com>
1078 Diego Novillo <dnovillo@google.com>
1080 * tree.c: Include tree-pass.h, langhooks-def.h,
1081 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
1082 (free_lang_data_in_type): New.
1083 (need_assembler_name_p): New.
1084 (free_lang_data_in_block): New.
1085 (free_lang_data_in_decl): New.
1086 (struct free_lang_data_d): New.
1087 (add_tree_to_fld_list): New.
1088 (find_decls_types_r): New.
1089 (get_eh_types_for_runtime): New.
1090 (find_decls_types_in_eh_region): New.
1091 (find_decls_types_in_node): New.
1092 (find_decls_types_in_var): New.
1093 (free_lang_data_in_cgraph): New.
1094 (free_lang_data): New.
1095 (gate_free_lang_data): New.
1096 (pass_ipa_free_lang_data): New.
1098 2009-09-03 Diego Novillo <dnovillo@google.com>
1100 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
1101 * langhooks.h (struct lang_hooks): Add field free_lang_data.
1102 (lang_hooks): Remove const qualifier.
1103 * ipa.c (cgraph_remove_unreachable_nodes): Call
1104 remove_unreachable_alias_pairs.
1105 * except.c (add_type_for_runtime): Check if TYPE has
1106 already been converted.
1107 (lookup_type_for_runtime): Likewise.
1108 (check_handled): Handle converted types.
1109 * varasm.c (remove_unreachable_alias_pairs): New.
1110 * gimple.c: Include demangle.h.
1111 (gimple_decl_printable_name): New.
1112 (gimple_fold_obj_type_ref): New.
1113 * gimple.h (gimple_decl_printable_name): Declare.
1114 (gimple_fold_obj_type_ref): Declare.
1115 * passes.c (init_optimization_passes): Add pass
1116 pass_ipa_free_lang_data.
1117 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
1118 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
1120 2009-09-03 Diego Novillo <dnovillo@google.com>
1122 * c-lang.c (lang_hooks): Remove const qualifier.
1124 2009-09-02 Loren James Rittle <ljrittle@acm.org>
1126 * doc/install.texi (*-*-freebsd*): Update target information.
1128 2009-09-02 Anatoly Sokolov <aesok@post.ru>
1130 * hard-reg-set.h (call_fixed_regs): Remove.
1131 * reginfo.c (call_fixed_regs): Remove.
1132 (init_reg_sets_1): Remove initialization of call_fixed_regs.
1133 (globalize_reg): Don't use call_fixed_regs.
1134 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
1137 2009-09-01 Michael Matz <matz@suse.de>
1139 * expr.h (emit_storent_insn, expand_expr_real_1,
1140 expand_expr_real_2): Declare.
1141 * expr.c (emit_storent_insn, expand_expr_real_1,
1142 expand_expr_real_2): Export.
1143 (store_expr): Setting and evaluating dont_return_target is useless.
1144 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
1145 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
1146 * except.c (expand_resx_expr): Rename to ...
1147 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
1148 * except.h (expand_resx_stmt): Declare.
1149 * stmt.c: Add include gimple.h
1150 (expand_asm_expr): Rename to ...
1151 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
1152 (expand_case): Rewrite to take gimple statement.
1153 * tree.h (expand_asm_stmt): Declare.
1154 (expand_case): Change prototype.
1155 * Makefile.in (stmt.o): Depend on gimple.h.
1156 * builtins.c (expand_builtin_synchronize): Build gimple asm
1157 statement, not an ASM_EXPR.
1158 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
1159 gimple_to_tree, release_stmt_tree): Remove.
1160 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
1161 ggc_free, but hold comparison code and operands separately.
1162 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
1163 (expand_call_stmt, expand_gimple_stmt_1,
1164 expand_gimple_stmt): New helpers.
1165 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
1166 release_stmt_tree. Call expand_gimple_stmt instead.
1167 (expand_gimple_basic_block): Ditto.
1169 * calls.c (emit_call_1): Don't look at EH regions here, make
1170 fntree parameter useless.
1171 (expand_call): New local rettype for TREE_TYPE(exp), use it
1172 throughout. Remove local p, use addr instead.
1173 Don't look at EH regions here.
1175 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
1177 * doc/invoke.texi (-fsched-pressure): Document it.
1178 (-fsched-reg-pressure-heuristic): Remove it.
1180 * reload.c (ira.h): Include.
1181 (find_reloads): Add choosing reload on number of small spilled
1184 * haifa-sched.c (ira.h): Include.
1185 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
1186 saved_reg_pressure, curr_reg_live, saved_reg_live,
1187 region_ref_regs): New variables.
1188 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
1189 initiate_reg_pressure_info, setup_ref_regs,
1190 initiate_bb_reg_pressure_info, save_reg_pressure,
1191 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
1193 (setup_insn_reg_pressure_info): New function.
1194 (rank_for_schedule): Add pressure checking and insn issue time.
1195 Remove comparison of insn reg weights.
1196 (ready_sort): Set insn reg pressure info.
1197 (update_register_pressure, setup_insn_max_reg_pressure,
1198 update_reg_and_insn_max_reg_pressure,
1199 sched_setup_bb_reg_pressure_info): New functions.
1200 (schedule_insn): Add code for printing and updating reg pressure info.
1201 (find_set_reg_weight, find_insn_reg_weight): Remove.
1202 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
1203 (debug_ready_list): Print reg pressure info.
1204 (schedule_block): Ditto. Check insn issue time.
1205 (sched_init): Set up sched_pressure_p. Allocate and set up some
1206 reg pressure related info.
1207 (sched_finish): Free some reg pressure related info.
1208 (fix_tick_ready): Make insn always ready if pressure_p.
1209 (init_h_i_d): Don't call find_insn_reg_weight.
1210 (haifa_finish_h_i_d): Free insn reg pressure info.
1212 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
1213 ira_memory_move_cost, ira_class_hard_regs,
1214 ira_class_hard_regs_num, ira_no_alloc_regs,
1215 ira_available_class_regs, ira_reg_class_cover_size,
1216 ira_reg_class_cover, ira_class_translate): Move to ira.h.
1218 * ira-lives.c (single_reg_class): Check mode to find how many
1219 registers are necessary for operand.
1220 (ira_implicitly_set_insn_hard_regs): New.
1222 * common.opt (fsched-pressure): New options.
1223 (fsched-reg-pressure-heuristic): Remove.
1225 * ira.c (setup_eliminable_regset): Rename to
1226 ira_setup_eliminable_regset. Make it external.
1227 (expand_reg_info): Pass cover class to setup_reg_classes.
1228 (ira): Call resize_reg_info instead of allocate_reg_info.
1230 * sched-deps.c: Include ira.h.
1231 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
1232 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
1233 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
1234 mark_insn_hard_regno_birth, mark_insn_reg_birth,
1235 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
1236 mark_insn_reg_store, mark_insn_reg_clobber,
1237 setup_insn_reg_pressure_info): New.
1238 (sched_analyze_1): Update implicit_reg_pending_uses.
1239 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
1240 Use them to create dependencies. Set insn reg uses and pressure
1241 info. Process reg_pending_uses in one place.
1242 (free_deps): Free implicit sets.
1243 (remove_from_deps): Remove implicit sets if necessary. Check
1244 implicit sets when clearing reg_last_in_use.
1245 (init_deps_global): Clear implicit_reg_pending_clobbers and
1246 implicit_reg_pending_uses.
1248 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
1249 ira_memory_move_cost, ira_class_hard_regs,
1250 ira_class_hard_regs_num, ira_no_alloc_regs,
1251 ira_available_class_regs, ira_reg_class_cover_size,
1252 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
1253 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
1254 ira_implicitly_set_insn_hard_regs): New prototypes.
1256 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
1257 cost_elements_num): New variables.
1258 (allocno_costs, total_costs): Rename to costs and
1259 total_allocno_costs.
1260 (COSTS_OF_ALLOCNO): Rename to COSTS.
1261 (allocno_pref): Rename to pref.
1262 (allocno_pref_buffer): Rename to pref_buffer.
1263 (common_classes): Rename to regno_cover_class.
1265 (record_reg_classes): Set allocno attributes only if allocno_p.
1266 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
1267 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
1268 and COSTS_OF_ALLOCNO.
1269 (print_costs): Rename to print_allocno_costs.
1270 (print_pseudo_costs): New.
1271 (process_bb_node_for_costs): Split into 2 functions with new
1272 function process_bb_for_costs. Pass BB to process_bb_for_costs.
1273 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
1274 new parameter dump_file. Use cost_elements_num instead of
1275 ira_allocnos_num. Make one iteration if preferred classes were
1276 already calculated for scheduler. Make 2 versions of code
1277 depending on allocno_p.
1278 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
1279 regno_cover_class and COSTS instead of common_classes and
1281 (init_costs, finish_costs): New.
1282 (ira_costs): Set up allocno_p and cost_elements_num. Call
1283 init_costs and finish_costs.
1284 (ira_set_pseudo_classes): New.
1286 * rtl.h (allocate_reg_info): Remove.
1287 (resize_reg_info): Change return type.
1288 (reg_cover_class): New.
1289 (setup_reg_classes): Add new parameter.
1291 * sched-int.h (struct deps_reg): New member implicit_sets.
1292 (sched_pressure_p, sched_regno_cover_class): New external definitions.
1293 (INCREASE_BITS): New macro.
1294 (struct reg_pressure_data, struct reg_use_data): New.
1295 (struct _haifa_insn_data): Remove reg_weight. Add members
1296 reg_pressure, reg_use_list, reg_set_list, and
1297 reg_pressure_excess_cost_change.
1298 (struct deps): New member implicit_sets.
1299 (pressure_p): New variable.
1300 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
1301 (struct reg_pressure_data, struct reg_use_data): New.
1302 (INSN_REG_WEIGHT): Remove.
1303 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
1304 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
1305 (sched_init_region_reg_pressure_info,
1306 sched_setup_bb_reg_pressure_info): New prototypes.
1308 * reginfo.c (struct reg_pref): New member coverclass.
1309 (reg_cover_class): New function.
1310 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
1311 (reg_info_size): New variable.
1312 (allocate_reg_info): Make static. Setup reg_info_size.
1313 (resize_reg_info): Use reg_info_size. Return flag of resizing.
1314 (setup_reg_classes): Add a new parameter. Setup cover class too.
1316 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
1319 * sched-rgn.c (deps_join): Set up implicit_sets.
1320 (schedule_region): Set up region and basic blocks pressure
1323 * passes.c (init_optimization_passes): Move
1324 pass_subregs_of_mode_init before pass_sched.
1326 2009-09-02 Martin Jambor <mjambor@suse.cz>
1328 * tree-sra.c (struct access): New field grp_hint.
1329 (dump_access): Dump grp_hint.
1330 (sort_and_splice_var_accesses): Set grp_hint if a group is read
1332 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
1333 those which have been specifically read and somehow written to.
1334 (propagate_subacesses_accross_link): Set grp_hint of right child and
1335 also possibly of the left child.
1337 2009-09-02 Jakub Jelinek <jakub@redhat.com>
1339 * tree-object-size.c (addr_object_size): Always use object_size_type
1340 0 or 2 when determining the pointer pointed object size.
1342 2009-09-02 Richard Guenther <rguenther@suse.de>
1345 2009-08-31 Richard Guenther <rguenther@suse.de>
1347 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1348 to query if the memory regions for memmove overlap.
1349 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1350 asserts on pointers, instead deal with odd trees.
1351 (ptr_derefs_may_alias_p): Likewise.
1352 (refs_may_alias_p_1): Constructor bases also never alias.
1354 2009-08-01 Christian Bruel <christian.bruel@st.com>
1357 2009-07-31 Christian Bruel <christian.bruel@st.com>
1358 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1360 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
1362 * doc/invoke.texi (-fvar-tracking-assignments): New.
1363 (-fvar-tracking-assignments-toggle): New.
1364 (-fdump-final-insns=file): Mark filename as optional.
1365 (--param min-nondebug-insn-uid): New.
1366 (-gdwarf-@{version}): Mention version 4.
1367 * opts.c (common_handle_option): Accept it.
1368 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
1369 * regrename.c (regrename_optimize): Drop last. Don't count debug
1370 insns as uses. Don't reject change because of debug insn.
1371 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
1372 from the chain starter, and check for inexact matches in DEBUG_INSNS.
1373 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
1374 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
1375 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
1376 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
1377 * doc/gimple.texi (is_gimple_debug): New.
1378 (gimple_debug_bind_p): New.
1379 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
1380 * doc/install.texi (bootstrap-debug): More details.
1381 (bootstrap-debug-big, bootstrap-debug-lean): Document.
1382 (bootstrap-debug-lib): More details.
1383 (bootstrap-debug-ckovw): Update.
1384 (bootstrap-time): New.
1385 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
1386 (insert_phi_nodes_for): Insert debug stmts.
1387 (rewrite_stmt): Take iterator. Insert debug stmts.
1388 (rewrite_enter_block): Adjust.
1389 (maybe_replace_use_in_debug_stmt): New.
1390 (rewrite_update_stmt): Use it.
1391 (mark_use_interesting): Return early for debug stmts.
1392 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
1393 stmts before replacing stmt.
1394 (move_computations_stmt): Likewise.
1395 * ira-conflicts.c (add_copies): Skip debug insns.
1396 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
1397 (regstat_bb_compute_ri): Skip debug insns.
1398 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
1399 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
1400 check_loop_closed_ssa_stmt): Skip debug stmts.
1401 * tree-tailcall.c (find_tail_calls): Likewise.
1402 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
1403 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
1404 (build_var_debug_value_stat): Declare.
1405 (build_var_debug_value): Define.
1406 (target_for_debug_bind): Declare.
1407 * reload.c (find_equiv_reg): Skip debug insns.
1408 * rtlanal.c (reg_used_between_p): Skip debug insns.
1409 (side_effects_p): Likewise.
1410 (canonicalize_condition): Likewise.
1411 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
1412 insns never depend on debug insns.
1413 (create_ddg_dep_no_link): Likewise.
1414 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
1415 Don't add inter-loop dependencies for debug insns.
1416 (build_intra_loop_deps): Likewise.
1417 (create_ddg): Count debug insns.
1418 * ddg.h (struct ddg::num_debug): New.
1419 (num_backargs): Pair up with previous int field.
1420 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
1421 -fcompare-debug-second.
1422 * final.c (get_attr_length_1): Skip debug insns.
1423 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
1424 * gcc.c (invoke_as): Call compare-debug-dump-opt.
1425 (driver_self_specs): Map -fdump-final-insns to
1426 -fdump-final-insns=..
1427 (get_local_tick): New.
1428 (compare_debug_dump_opt_spec_function): Test for . argument and
1429 compute output name. Compute temp output spec without flag name.
1430 Compute -frandom-seed.
1431 (OPT): Undef after use.
1432 * cfgloopanal.c (num_loop_insns): Skip debug insns.
1433 (average_num_loop_insns): Likewise.
1434 * params.h (MIN_NONDEBUG_INSN_UID): New.
1435 * gimple.def (GIMPLE_DEBUG): New.
1436 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
1437 * auto-inc-dec.c (merge_in_block): Skip debug insns.
1438 (merge_in_block): Fix whitespace.
1439 * toplev.c (flag_var_tracking): Update comment.
1440 (flag_var_tracking_assignments): New.
1441 (flag_var_tracking_assignments_toggle): New.
1442 (process_options): Don't open final insns dump file if we're not
1443 going to write to it. Compute defaults for var_tracking.
1444 * df-scan.c (df_insn_rescan_debug_internal): New.
1445 (df_uses_record): Handle debug insns.
1446 * haifa-sched.c (ready): Initialize n_debug.
1447 (contributes_to_priority): Skip debug insns.
1448 (dep_list_size): New.
1450 (rank_for_schedule): Likewise. Schedule debug insns as soon as
1451 they're ready. Disregard previous debug insns to make decisions.
1452 (queue_insn): Never queue debug insns.
1453 (ready_add, ready_remove_first, ready_remove): Count debug insns.
1454 (schedule_insn): Don't reject debug insns because of issue rate.
1455 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
1456 (queue_to_ready): Skip and discount debug insns.
1457 (choose_ready): Let debug insns through.
1458 (schedule_block): Check boundary debug insns. Discount debug
1459 insns, schedule them early. Adjust whitespace.
1460 (set_priorities): Check for boundary debug insns.
1461 (add_jump_dependencies): Use dep_list_size.
1462 (prev_non_location_insn): New.
1463 (check_cfg): Use it.
1464 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
1466 (remove_unused_ivs): Reset debug stmts.
1467 * modulo-sched.c (const_iteration_count): Skip debug insns.
1468 (res_MII): Discount debug insns.
1469 (loop_single_full_bb_p): Skip debug insns.
1470 (sms_schedule): Likewise.
1471 (sms_schedule_by_order): Likewise.
1472 (ps_has_conflicts): Likewise.
1473 * caller-save.c (refmarker_fn): New.
1474 (save_call_clobbered_regs): Replace regs with saved mem in
1476 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
1477 Call refmarker_fn mark for hardregnos.
1478 (mark_reg_as_referenced): New.
1479 (replace_reg_with_saved_mem): New.
1480 * ipa-pure-const.c (check_stmt): Skip debug stmts.
1481 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
1483 (cse_extended_basic_block): Skip debug insns.
1484 (count_reg_usage): Likewise.
1485 (is_dead_reg): New, split out of...
1486 (set_live_p): ... here.
1487 (insn_live_p): Use it for debug insns.
1488 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
1489 (execute_optimize_stdarg): Likewise.
1490 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
1491 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
1492 changes in debug stmts as changes.
1493 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
1494 (moveup_expr): Don't move across debug insns. Don't move
1495 debug insn if it would create a bookkeeping block.
1496 (moveup_expr_cached): Don't use cache for debug insns that
1497 are heads of blocks.
1498 (compute_av_set_inside_bb): Skip debug insns.
1499 (sel_rank_for_schedule): Schedule debug insns first. Remove
1501 (block_valid_for_bookkeeping_p); Support lax searches.
1502 (create_block_for_bookkeeping): Adjust block numbers when
1503 encountering debug-only blocks.
1504 (find_place_for_bookkeeping): Deal with debug-only blocks.
1505 (generate_bookkeeping_insn): Accept no place to insert.
1506 (remove_temp_moveop_nops): New argument full_tidying.
1507 (prepare_place_to_insert): Deal with debug insns.
1508 (advance_state_on_fence): Debug insns don't start cycles.
1509 (update_boundaries): Take fence as argument. Deal with
1511 (schedule_expr_on_boundary): No full_tidying on debug insns.
1512 (fill_insns): Deal with debug insns.
1513 (track_scheduled_insns_and_blocks): Don't count debug insns.
1514 (need_nop_to_preserve_insn_bb): New, split out of...
1515 (remove_insn_from_stream): ... this.
1516 (fur_orig_expr_not_found): Skip debug insns.
1517 * rtl.def (VALUE): Move up.
1519 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
1520 (nearest_common_dominator_of_uses): Take debug_stmts argument.
1521 Set it if debug stmts are found.
1522 (statement_sink_location): Skip debug stmts. Propagate
1523 moving defs into debug stmts.
1524 * ifcvt.c (first_active_insn): Skip debug insns.
1525 (last_active_insns): Likewise.
1526 (cond_exec_process_insns): Likewise.
1527 (noce_process_if_block): Likewise.
1528 (check_cond_move_block): Likewise.
1529 (cond_move_convert_if_block): Likewise.
1530 (block_jumps_and_fallthru_p): Likewise.
1531 (dead_or_predicable): Likewise.
1532 * dwarf2out.c (debug_str_hash_forced): New.
1533 (find_AT_string): Add comment.
1534 (gen_label_for_indirect_string): New.
1535 (get_debug_string_label): New.
1536 (AT_string_form): Use it.
1537 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
1538 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
1539 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
1540 several operations that cannot be represented with DWARF opcodes.
1541 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
1542 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
1543 (dwarf2out_var_location): Take during-call mark into account.
1544 (output_indirect_string): Update comment. Output if there are
1545 label and references.
1546 (prune_indirect_string): New.
1547 (prune_unused_types): Call it if debug_str_hash_forced.
1548 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
1549 (dw_long_long_const): Remove.
1550 (struct dw_val_struct): Change val_long_long type to rtx.
1551 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
1552 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
1553 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
1554 component instead of HOST_BITS_PER_LONG.
1555 (output_loc_operands): Likewise. For const8* assert
1556 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
1557 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
1558 rather than HOST_BITS_PER_LONG is >= 64.
1559 (add_AT_long_long): Remove val_hi and val_lo arguments, add
1561 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
1562 HOST_BITS_PER_LONG for dw_val_class_long_long.
1563 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
1564 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
1565 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
1567 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
1568 Handle DW_OP_implicit_value.
1569 (extract_int): Move prototype earlier.
1570 (mem_loc_descriptor): For SUBREG punt if inner
1571 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
1572 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
1573 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
1574 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
1575 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
1576 instead of Pmode size.
1577 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
1578 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
1579 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
1580 (concat_loc_descriptor, concatn_loc_descriptor,
1581 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
1582 (add_location_or_const_value_attribute): Likewise. For single
1583 location loc_lists attempt to use add_const_value_attribute
1584 for constant decls. Add DW_AT_const_value even if
1585 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
1587 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
1588 (control_flow_insn_p): Likewise.
1589 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
1590 (separate_decls_in_region_debug_bind): New.
1591 (separate_decls_in_region): Process debug bind stmts afterwards.
1592 * recog.c (verify_changes): Handle debug insns.
1593 (extract_insn): Likewise.
1594 (peephole2_optimize): Skip debug insns.
1595 * dse.c (scan_insn): Skip debug insns.
1596 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
1598 (setup_id_for_insn): Handle debug insns.
1599 (maybe_tidy_empty_bb): Adjust whitespace.
1600 (tidy_control_flow): Skip debug insns.
1601 (sel_remove_insn): Adjust for debug insns.
1602 (sel_estimate_number_of_insns): Skip debug insns.
1603 (create_insn_rtx_from_pattern): Handle debug insns.
1604 (create_copy_of_insn_rtx): Likewise.
1605 * sel-sched-.h (sel_bb_end): Declare.
1606 (sel_bb_empty_or_nop_p): New.
1607 (get_all_loop_exits): Use it.
1608 (_eligible_successor_edge_p): Likewise.
1609 (return_nop_to_pool): Adjust.
1610 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
1611 * ira-lives.c (process_bb_node_lives): Skip debug insns.
1612 * gimple-pretty-print.c (dump_gimple_debug): New.
1613 (dump_gimple_stmt): Use it.
1614 (dump_bb_header): Skip gimple debug stmts.
1615 * regmove.c (optimize_reg_copy_1): Discount debug insns.
1616 (fixup_match_2): Likewise.
1617 (regmove_backward_pass): Likewise. Simplify combined
1618 replacement. Handle debug insns.
1619 * function.c (instantiate_virtual_regs): Handle debug insns.
1620 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
1621 * print-rtl.h: Include cselib.h.
1622 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
1623 * df.h (df_inns_rescan_debug_internal): Declare.
1624 * gcse.c (alloc_hash_table): Estimate n_insns.
1625 (cprop_insn): Don't regard debug insns as changes.
1626 (bypass_conditional_jumps): Skip debug insns.
1627 (one_pre_gcse_pass): Adjust.
1628 (one_code_hoisting_pass): Likewise.
1629 (compute_ld_motion_mems): Skip debug insns.
1630 (one_cprop_pass): Adjust.
1631 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
1632 (if_convertible_stmt_p): Handle debug stmts.
1633 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
1634 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
1635 * ira-build.c (create_bb_allocnos): Skip debug insns.
1636 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
1637 (has_single_use): Likewise.
1638 (single_imm_use): Likewise.
1639 (num_imm_uses): Likewise.
1640 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
1641 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
1642 (create_outofssa_var_map): Likewise.
1643 * lower-subreg.c (adjust_decomposed_uses): New.
1644 (resolve_debug): New.
1645 (decompose_multiword_subregs): Use it.
1646 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
1647 * emit-rtl.c: Include params.h.
1648 (cur_debug_insn_uid): Define.
1649 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
1650 (copy_rtx_if_shared_1): Handle debug insns.
1651 (reset_used_flags): Likewise.
1652 (set_used_flags): LIkewise.
1653 (get_max_insn_count): New.
1654 (next_nondebug_insn): New.
1655 (prev_nondebug_insn): New.
1656 (make_debug_insn_raw): New.
1657 (emit_insn_before_noloc): Handle debug insns.
1658 (emit_jump_insn_before_noloc): Likewise.
1659 (emit_call_insn_before_noloc): Likewise.
1660 (emit_debug_insn_before_noloc): New.
1661 (emit_insn_after_noloc): Handle debug insns.
1662 (emit_jump_insn_after_noloc): Likewise.
1663 (emit_call_insn_after_noloc): Likewise.
1664 (emit_debug_insn_after_noloc): Likewise.
1665 (emit_insn_after): Take loc from earlier non-debug insn.
1666 (emit_jump_insn_after): Likewise.
1667 (emit_call_insn_after): Likewise.
1668 (emit_debug_insn_after_setloc): New.
1669 (emit_debug_insn_after): New.
1670 (emit_insn_before): Take loc from later non-debug insn.
1671 (emit_jump_insn_before): Likewise.
1672 (emit_call_insn_before): Likewise.
1673 (emit_debug_insn_before_setloc): New.
1674 (emit_debug_insn_before): New.
1675 (emit_insn): Handle debug insns.
1676 (emit_debug_insn): New.
1677 (emit_jump_insn): Handle debug insns.
1678 (emit_call_insn): Likewise.
1680 (init_emit): Take min-nondebug-insn-uid into account.
1681 Initialize cur_debug_insn_uid.
1682 (emit_copy_of_insn_after): Handle debug insns.
1683 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
1684 location of single rhs in place.
1685 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
1686 (floor_sdiv_adjust): New.
1687 (cell_sdiv_adjust): New.
1688 (cell_udiv_adjust): New.
1689 (round_sdiv_adjust): New.
1690 (round_udiv_adjust): New.
1691 (wrap_constant): Moved from cselib.
1692 (unwrap_constant): New.
1693 (expand_debug_expr): New.
1694 (expand_debug_locations): New.
1695 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
1697 (gimple_expand_cfg): Expand debug locations.
1698 * cselib.c: Include tree-pass.h.
1699 (struct expand_value_data): New.
1700 (cselib_record_sets_hook): New.
1701 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
1702 (cselib_clear_table): Move, and implemnet in terms of...
1703 (cselib_reset_table_with_next_value): ... this.
1704 (cselib_get_next_unknown_value): New.
1705 (discard_useless_locs): Don't discard preserved values.
1706 (cselib_preserve_value): New.
1707 (cselib_preserved_value_p): New.
1708 (cselib_preserve_definitely): New.
1709 (cselib_clear_preserve): New.
1710 (cselib_preserve_only_values): New.
1711 (new_cselib_val): Take rtx argument. Dump it in details.
1712 (cselib_lookup_mem): Adjust.
1713 (expand_loc): Take regs_active in struct. Adjust. Silence
1714 dumps unless details are requested.
1715 (cselib_expand_value_rtx_cb): New.
1716 (cselib_expand_value_rtx): Rename and reimplment in terms of...
1717 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
1718 without details. Copy more subregs. Try to resolve values
1719 using a callback. Wrap constants.
1720 (cselib_subst_to_values): Adjust.
1721 (cselib_log_lookup): New.
1722 (cselib_lookup): Call it.
1723 (cselib_invalidate_regno): Don't count preserved values as useless.
1724 (cselib_invalidate_mem): Likewise.
1725 (cselib_record_set): Likewise.
1726 (struct set): Renamed to cselib_set, moved to cselib.h.
1727 (cselib_record_sets): Adjust. Call hook.
1728 (cselib_process_insn): Reset table when it would be cleared.
1729 (dump_cselib_val): New.
1730 (dump_cselib_table): New.
1731 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
1732 (remove_forwarder_block): Support moving debug stmts.
1733 * cselib.h (cselib_record_sets_hook): Declare.
1734 (cselib_expand_callback): New type.
1735 (cselib_expand_value_rtx_cb): Declare.
1736 (cselib_reset_table_with_next_value): Declare.
1737 (cselib_get_next_unknown_value): Declare.
1738 (cselib_preserve_value): Declare.
1739 (cselib_preserved_value_p): Declare.
1740 (cselib_preserve_only_values): Declare.
1741 (dump_cselib_table): Declare.
1742 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
1743 (try_crossjump_to_edge): Likewise.
1744 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
1745 dominated blocks when debug stmts are present.
1746 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
1747 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
1748 (set_var_live_on_entry): Likewise.
1749 * loop-invariant.c (find_invariants_bb): Skip debug insns.
1750 * cfglayout.c (curr_location, last_location): Make static.
1751 (set_curr_insn_source_location): Don't avoid bouncing.
1752 (get_curr_insn_source_location): New.
1753 (get_curr_insn_block): New.
1754 (duplicate_insn_chain): Handle debug insns.
1755 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
1757 * common.opt (fcompare-debug): Move to sort order.
1758 (fdump-unnumbered-links): Likewise.
1759 (fvar-tracking-assignments): New.
1760 (fvar-tracking-assignments-toggle): New.
1761 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
1762 because of debug stmts.
1763 (mark_stmt_if_obviously_necessary): Mark debug stmts.
1764 (eliminate_unnecessary_stmts): Walk dominated blocks before
1766 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
1767 * ira.c (memref_used_between_p): Skip debug insns.
1768 (update_equiv_regs): Likewise.
1769 * sched-deps.c (sd_lists_size): Accept empty list.
1770 (sd_init_insn): Mark debug insns.
1771 (sd_finish_insn): Unmark them.
1772 (sd_add_dep): Reject non-debug deps on debug insns.
1773 (fixup_sched_groups): Give debug insns group treatment.
1775 (sched_analyze_reg): Don't mark debug insns for sched before call.
1776 (sched_analyze_2): Handle debug insns.
1777 (sched_analyze_insn): Compute next non-debug insn. Handle debug
1779 (deps_analyze_insn): Handle debug insns.
1780 (deps_start_bb): Skip debug insns.
1781 (init_deps): Initialize last_debug_insn.
1782 * tree-ssa.c (target_for_debug_bind): New.
1783 (find_released_ssa_name): New.
1784 (propagate_var_def_into_debug_stmts): New.
1785 (propagate_defs_into_debug_stmts): New.
1786 (verify_ssa): Skip debug bind stmts without values.
1787 (warn_uninialized_vars): Skip debug stmts.
1788 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
1789 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
1790 (rtx_equal_p): Likewise.
1791 * ira-costs.c (scan_one_insn): Skip debug insns.
1792 (process_bb_node_for_hard_reg_moves): Likewise.
1793 * rtl.h (DEBUG_INSN_P): New.
1794 (NONDEBUG_INSN_P): New.
1795 (MAY_HAVE_DEBUG_INSNS): New.
1796 (INSN_P): Accept debug insns.
1797 (RTX_FRAME_RELATED_P): Likewise.
1798 (INSN_DELETED_P): Likewise
1799 (PAT_VAR_LOCATION_DECL): New.
1800 (PAT_VAR_LOCATION_LOC): New.
1801 (PAT_VAR_OCATION_STATUS): New.
1802 (NOTE_VAR_LOCATION_DECL): Reimplement.
1803 (NOTE_VAR_LOCATION_LOC): Likewise.
1804 (NOTE_VAR_LOCATION_STATUS): Likewise.
1805 (INSN_VAR_LOCATION): New.
1806 (INSN_VAR_LOCATION_DECL): New.
1807 (INSN_VAR_LOCATION_LOC): New.
1808 (INSN_VAR_LOCATION_STATUS): New.
1809 (gen_rtx_UNKNOWN_VAR_LOC): New.
1810 (VAR_LOC_UNKNOWN_P): New.
1811 (NOTE_DURING_CALL_P): New.
1812 (SCHED_GROUP_P): Accept debug insns.
1813 (emit_debug_insn_before): Declare.
1814 (emit_debug_insn_before_noloc): Declare.
1815 (emit_debug_insn_beore_setloc): Declare.
1816 (emit_debug_insn_after): Declare.
1817 (emit_debug_insn_after_noloc): Declare.
1818 (emit_debug_insn_after_setloc): Declare.
1819 (emit_debug_insn): Declare.
1820 (make_debug_insn_raw): Declare.
1821 (prev_nondebug_insn): Declare.
1822 (next_nondebug_insn): Declare.
1823 (delegitimize_mem_from_attrs): Declare.
1824 (get_max_insn_count): Declare.
1825 (wrap_constant): Declare.
1826 (unwrap_constant): Declare.
1827 (get_curr_insn_source_location): Declare.
1828 (get_curr_insn_block): Declare.
1829 * tree-inline.c (insert_debug_decl_map): New.
1830 (processing_debug_stmt): New.
1831 (remap_decl): Don't create new mappings in debug stmts.
1832 (remap_gimple_op_r): Don't add references in debug stmts.
1833 (copy_tree_body_r): Likewise.
1834 (remap_gimple_stmt): Handle debug bind stmts.
1835 (copy_bb): Skip debug stmts.
1836 (copy_edges_for_bb): Likewise.
1837 (copy_debug_stmt): New.
1838 (copy_debug_stmts): New.
1839 (copy_body): Copy debug stmts at the end.
1840 (insert_init_debug_bind): New.
1841 (insert_init_stmt): Take id. Skip and emit debug stmts.
1842 (setup_one_parameter): Remap variable earlier, register debug mapping.
1843 (estimate_num_insns): Skip debug stmts.
1844 (expand_call_inline): Preserve debug_map.
1845 (optimize_inline_calls): Check for no debug_stmts left-overs.
1846 (unsave_expr_now): Preserve debug_map.
1847 (copy_gimple_seq_and_replace_locals): Likewise.
1848 (tree_function_versioning): Check for no debug_stmts left-overs.
1849 Init and destroy debug_map as needed. Split edges unconditionally.
1850 (build_duplicate_type): Init and destroy debug_map as needed.
1851 * tree-inline.h: Include gimple.h instead of pointer-set.h.
1852 (struct copy_body_data): Add debug_stmts and debug_map.
1853 * sched-int.h (struct ready_list): Add n_debug.
1854 (struct deps): Add last_debug_insn.
1855 (DEBUG_INSN_SCHED_P): New.
1856 (BOUNDARY_DEBUG_INSN_P): New.
1857 (SCHEDULE_DEBUG_INSN_P): New.
1858 (sd_iterator_cond): Accept empty list.
1859 * combine.c (create_log_links): Skip debug insns.
1860 (combine_instructions): Likewise.
1861 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
1862 return value is always unshared.
1863 (struct rtx_subst_pair): New.
1864 (auto_adjust_pair): New.
1865 (propagate_for_debug_subst): New.
1866 (propagate_for_debug): New.
1867 (try_combine): Skip debug insns. Propagate removed defs into
1869 (next_nonnote_nondebug_insn): New.
1870 (distribute_notes): Use it. Skip debug insns.
1871 (distribute_links): Skip debug insns.
1872 * tree-outof-ssa.c (set_location_for_edge): Likewise.
1873 * resource.c (mark_target_live_regs): Likewise.
1874 * var-tracking.c: Include cselib.h and target.h.
1875 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
1877 (micro_operation_type_name): New.
1878 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
1879 (struct micro_operation_def): Update comments.
1880 (decl_or_value): New type. Use instead of decls.
1881 (struct emit_note_data_def): Add vars.
1882 (struct attrs_def): Use decl_or_value.
1883 (struct variable_tracking_info_def): Add permp, flooded.
1884 (struct location_chain_def): Update comment.
1885 (struct variable_part_def): Use decl_or_value.
1886 (struct variable_def): Make var_part a variable length array.
1888 (scratch_regs): New.
1889 (cselib_hook_called): New.
1890 (dv_is_decl_p): New.
1891 (dv_is_value_p): New.
1894 (dv_as_opaque): New.
1895 (dv_onepart_p): New.
1897 (IS_DECL_CODE): New.
1898 (check_value_is_not_decl): New.
1899 (dv_from_decl): New.
1900 (dv_from_value): New.
1901 (dv_htab_hash): New.
1902 (variable_htab_hash): Use it.
1903 (variable_htab_eq): Support values.
1904 (variable_htab_free): Free from the right pool.
1905 (attrs_list_member, attrs_list_insert): Use decl_or_value.
1906 (attrs_list_union): Adjust.
1907 (attrs_list_mpdv_union): New.
1908 (tie_break_pointers): New.
1909 (canon_value_cmp): New.
1910 (unshare_variable): Return possibly-modified slot.
1911 (vars_copy_1): Adjust.
1912 (var_reg_decl_set): Adjust. Split out of...
1913 (var_reg_set): ... this.
1914 (get_init_value): Adjust.
1915 (var_reg_delete_and_set): Adjust.
1916 (var_reg_delete): Adjust.
1917 (var_regno_delete): Adjust.
1918 (var_mem_decl_set): Split out of...
1919 (var_mem_set): ... this.
1920 (var_mem_delete_and_set): Adjust.
1921 (var_mem_delete): Adjust.
1925 (variable_union): Adjust. Speed up merge of 1-part vars.
1926 (variable_canonicalize): Use unshared slot.
1927 (VALUED_RECURSED_INTO): New.
1928 (find_loc_in_1pdv): New.
1929 (struct dfset_merge): New.
1930 (insert_into_intersection): New.
1931 (intersect_loc_chains): New.
1933 (canonicalize_loc_order_check): New.
1934 (canonicalize_values_mark): New.
1935 (canonicalize_values_star): New.
1936 (variable_merge_over_cur): New.
1937 (variable_merge_over_src): New.
1938 (dataflow_set_merge): New.
1939 (dataflow_set_equiv_regs): New.
1940 (remove_duplicate_values): New.
1941 (struct dfset_post_merge): New.
1942 (variable_post_merge_new_vals): New.
1943 (variable_post_merge_perm_vals): New.
1944 (dataflow_post_merge_adjust): New.
1945 (find_mem_expr_in_1pdv): New.
1946 (dataflow_set_preserve_mem_locs): New.
1947 (dataflow_set_remove_mem_locs): New.
1948 (dataflow_set_clear_at_call): New.
1949 (onepart_variable_different_p): New.
1950 (variable_different_p): Use it.
1951 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
1952 (track_expr_p): Add need_rtl parameter. Don't generate rtl
1954 (track_loc_p): Pass it true.
1955 (struct count_use_info): New.
1956 (find_use_val): New.
1957 (replace_expr_with_values): New.
1959 (use_type): New, partially split out of...
1960 (count_uses): ... this. Count new micro-ops.
1961 (count_uses_1): Adjust.
1962 (count_stores): Adjust.
1963 (count_with_sets): New.
1964 (VAL_NEEDS_RESOLUTION): New.
1965 (VAL_HOLDS_TRACK_EXPR): New.
1966 (VAL_EXPR_IS_COPIED): New.
1967 (VAL_EXPR_IS_CLOBBERED): New.
1968 (add_uses): Adjust. Generate new micro-ops.
1969 (add_uses_1): Adjust.
1970 (add_stores): Generate new micro-ops.
1971 (add_with_sets): New.
1972 (find_src_status): Adjust.
1973 (find_src_set_src): Adjust.
1974 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
1975 Handle new micro-ops. Canonicalize value equivalances.
1976 (vt_find_locations): Compute total size of hash tables for
1977 dumping. Perform merge for var-tracking-assignments. Don't
1978 disregard single-block loops.
1979 (dump_attrs_list): Handle decl_or_value.
1980 (dump_variable): Take variable. Deal with decl_or_value.
1981 (dump_variable_slot): New.
1982 (dump_vars): Use it.
1983 (dump_dataflow_sets): Adjust.
1984 (set_slot_part): New, extended to support one-part variables
1985 after splitting out of...
1986 (set_variable_part): ... this.
1987 (clobber_slot_part): New, split out of...
1988 (clobber_variable_part): ... this.
1989 (delete_slot_part): New, split out of...
1990 (delete_variable_part): .... this.
1991 (check_wrap_constant): New.
1992 (vt_expand_loc_callback): New.
1993 (vt_expand_loc): New.
1994 (emit_note_insn_var_location): Adjust. Handle values. Handle
1995 EMIT_NOTE_AFTER_CALL_INSN.
1996 (emit_notes_for_differences_1): Adjust. Handle values.
1997 (emit_notes_for_differences_2): Likewise.
1998 (emit_notes_for_differences): Adjust.
1999 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
2000 Adjust. Handle new micro-ops.
2001 (vt_add_function_parameters): Adjust. Create and bind values.
2002 (vt_initialize): Adjust. Initialize scratch_regs and
2003 valvar_pool, flooded and perm.. Initialize and use cselib. Log
2004 operations. Move some code to count_with_sets and add_with_sets.
2005 (delete_debug_insns): New.
2006 (vt_debug_insns_local): New.
2007 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
2009 (var_tracking_main): If var-tracking-assignments is enabled
2010 but var-tracking isn't, delete debug insns and leave. Likewise
2011 if we exceed limits or fail the stack adjustments tests, and
2012 after all var-tracking processing.
2013 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
2014 (dataflow_set): Add traversed_vars.
2015 (value_chain, const_value_chain): New typedefs.
2016 (value_chain_pool, value_chains): New variables.
2017 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
2018 add_value_chains, add_cselib_value_chains, remove_value_chain,
2019 remove_value_chains, remove_cselib_value_chains): New functions.
2020 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
2021 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
2023 (shared_hash_find_slot_unshare, shared_hash_find_slot,
2024 shared_hash_find_slot_noinsert, shared_hash_find): Update.
2025 (dst_can_be_shared): New variable.
2026 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
2027 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
2028 different from set->vars, look up slot again instead of using the
2030 (dataflow_set_init): Initialize traversed_vars.
2031 (variable_union): Use shared_hash_*. Use initially NO_INSERT
2032 lookup if set->vars is shared. Don't keep slot cleared before
2033 calling unshare_variable. Unshare set->vars if needed. Adjust
2034 unshare_variable callers. Clear dst_can_be_shared if needed.
2035 Even ->refcount == 1 vars must be unshared if set->vars is shared
2036 and var needs to be modified.
2037 (dataflow_set_union): Set traversed_vars during canonicalization.
2038 (VALUE_CHANGED, DECL_CHANGED): Define.
2039 (set_dv_changed, dv_changed_p): New static inlines.
2040 (track_expr_p): Clear DECL_CHANGED.
2041 (dump_dataflow_sets): Set it.
2042 (variable_was_changed): Call set_dv_changed.
2043 (emit_note_insn_var_location): Likewise.
2044 (changed_variables_stack): New variable.
2045 (check_changed_vars_1, check_changed_vars_2): New functions.
2046 (emit_notes_for_changes): Do nothing if changed_variables is
2047 empty. Traverse changed_variables with check_changed_vars_1,
2048 call check_changed_vars_2 on each changed_variables_stack entry.
2049 (emit_notes_in_bb): Add SET argument. Just clear it at the
2050 beginning, use it instead of local &set, don't destroy it at the end.
2051 (vt_emit_notes): Call dataflow_set_clear early on all
2052 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
2053 computed set, dataflow_set_clear also VTI(bb)->in when we are
2054 done with the basic block. Initialize changed_variables_stack,
2055 free it afterwards. If ENABLE_CHECKING verify that after noting
2056 differences to an empty set value_chains hash table is empty.
2057 (vt_initialize): Initialize value_chains and value_chain_pool.
2058 (vt_finalize): Delete value_chains htab, free value_chain_pool.
2059 (variable_tracking_main): Call dump_dataflow_sets before calling
2060 vt_emit_notes, not after it.
2061 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
2062 (propagate_var_def_into_debug_stmts): Declare.
2063 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
2064 (df_set_note): Reject debug insns.
2065 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
2066 add notes to debug insns.
2067 (df_note_bb_compute): Adjust. Likewise.
2068 (df_simulate_uses): Skip debug insns.
2069 (df_simulate_initialize_backwards): Likewise.
2070 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
2071 (subst_stack_regs_pat): Reject debug insns.
2072 (convert_regs_1): Handle debug insns.
2073 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
2074 (print-rtl.o): Depend on cselib.h.
2075 (cselib.o): Depend on TREE_PASS_H.
2076 (var-tracking.o): Depend on cselib.h and TARGET_H.
2077 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
2078 (init_ready_list): Skip boundary debug insns.
2079 (add_branch_dependences): Skip debug insns.
2080 (free_block_dependencies): Check for blocks with only debug insns.
2081 (compute_priorities): Likewise.
2082 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
2083 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
2085 (gimple_build_debug_bind_stat): New.
2086 (empty_body_p): Skip debug stmts.
2087 (gimple_has_side_effects): Likewise.
2088 (gimple_rhs_has_side_effects): Likewise.
2089 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
2090 (gimple_build_debug_bind_stat): Declare.
2091 (gimple_build_debug_bind): Define.
2092 (is_gimple_debug): New.
2093 (gimple_debug_bind_p): New.
2094 (gimple_debug_bind_get_var): New.
2095 (gimple_debug_bind_get_value): New.
2096 (gimple_debug_bind_get_value_ptr): New.
2097 (gimple_debug_bind_set_var): New.
2098 (gimple_debug_bind_set_value): New.
2099 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
2100 (gimple_debug_bind_reset_value): New.
2101 (gimple_debug_bind_has_value_p): New.
2102 (gsi_next_nondebug): New.
2103 (gsi_prev_nondebug): New.
2104 (gsi_start_nondebug_bb): New.
2105 (gsi_last_nondebug_bb): New.
2106 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
2107 (print_insn): Handle DEBUG_INSN.
2108 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
2109 of first insn prevail.
2110 (first_stmt): Skip debug stmts.
2111 (first_non_label_stmt): Likewise.
2112 (last_stmt): Likewise.
2113 (has_zero_uses_1): New.
2114 (single_imm_use_1): New.
2115 (verify_gimple_debug): New.
2116 (verify_types_in_gimple_stmt): Handle debug stmts.
2117 (verify_stmt): Likewise.
2118 (debug_loop_num): Skip debug stmts.
2119 (remove_edge_and_dominated_blocks): Remove dominators last.
2120 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
2121 (linearize_expr): Likewise.
2122 * config/i386/i386.c (ix86_delegitimize_address): Call
2123 default implementation.
2124 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
2125 (group_barrier_needed): Skip debug insns.
2126 (emit_insn_group_barriers): Likewise.
2127 (emit_all_insn_group_barriers): Likewise.
2128 (ia64_variable_issue): Handle debug insns.
2129 (ia64_dfa_new_cycle): Likewise.
2130 (final_emit_insn_group_barriers): Skip debug insns.
2131 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
2132 def cfa without frame.
2133 (process_set): Likewise.
2134 (process_for_unwind_directive): Pass frame on.
2135 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2136 (rs6000_delegitimize_address): New.
2137 (rs6000_debug_adjust_cost): Handle debug insns.
2138 (is_microcoded_insn): Likewise.
2139 (is_cracked_insn): Likewise.
2140 (is_nonpipeline_insn): Likewise.
2141 (insn_must_be_first_in_group): Likewise.
2142 (insn_must_be_last_in_group): Likewise.
2143 (force_new_group): Likewise.
2144 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
2145 contains only debug insns.
2146 (rtl_merge_blocks): Skip debug insns.
2147 (purge_dead_edges): Likewise.
2148 (rtl_block_ends_with_call_p): Skip debug insns.
2149 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
2150 (mark_reg_dependencies): Skip debug insns.
2151 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
2152 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
2153 * tree-ssa-threadedge.c
2154 (record_temporary_equivalences_from_stmts): Skip debug stmts.
2155 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
2156 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
2157 (copyprop_hardreg_forward_1): Handle debug insns.
2158 * reload1.c (reload): Skip debug insns. Replace unassigned
2159 pseudos in debug insns with their equivalences.
2160 (eliminate_regs_in_insn): Skip debug insns.
2161 (emit_input_reload_insns): Skip debug insns at first, adjust
2163 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
2164 (get_indirect_ref_operands): Pass opf_no_vops on.
2165 (get_expr_operands): Likewise. Skip debug stmts.
2166 (parse_ssa_operands): Scan debug insns with opf_no_vops.
2168 2009-09-01 Richard Henderson <rth@redhat.com>
2170 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
2171 stmt_ends_pp_p statements at least once.
2172 * tree-vrp.c (vrp_initialize): Likewise.
2173 (vrp_visit_stmt): Be prepared for non-interesting stmts.
2175 2009-09-01 Dodji Seketeli <dodji@redhat.com>
2178 Fix AIX bootstrap after PR debug/30161
2179 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
2180 that is a GNU extension.
2181 (tmpl_value_parm_die_table): Move the definition of this global
2182 outside #ifdef DWARF2_DEBUGGING_INFO region.
2184 2009-09-01 Richard Guenther <rguenther@suse.de>
2186 * tree.c (tree_expr_size): New function.
2187 * tree.h (tree_expr_size): Declare.
2188 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
2189 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
2190 * langhooks.c (lhd_expr_size): Remove.
2191 * langhooks.h (struct lang_hooks): Remove expr_size.
2192 * explow.c (expr_size): Use tree_expr_size.
2193 (int_expr_size): Likewise.
2194 * langhooks-def.h (lhd_expr_size): Remove.
2195 (LANG_HOOKS_EXPR_SIZE): Likewise.
2196 (LANG_HOOKS_INITIALIZER): Adjust.
2198 2009-09-01 Richard Guenther <rguenther@suse.de>
2200 * tree-flow.h (mark_addressable): Move declaration ...
2201 * tree.h (mark_addressable): ... here.
2202 * stmt.c (expand_asm_operands): Use mark_addressable, not
2203 lang_hooks.mark_addressable.
2204 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2205 LANG_HOOKS_MARK_ADDRESSABLE.
2206 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
2207 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
2209 2009-08-31 Chris Demetriou <cgd@google.com>
2211 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
2212 vectorize if not TARGET_SSE2.
2214 2009-08-31 DJ Delorie <dj@redhat.com>
2216 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
2217 registers if no coprocessor is enabled.
2219 2009-08-31 Dodji Seketeli <dodji@redhat.com>
2222 * cgraph.h (cgraph_get_node): Declare ...
2223 * cgraph.c (cgraph_get_node): ... new function.
2224 * dwarf2out.c (gen_generic_params_dies,
2225 generic_parameter_die, tree_add_const_value_attribute_for_decl,
2226 make_ith_pack_parameter_name,
2227 append_entry_to_tmpl_value_parm_die_table,
2228 gen_remaining_tmpl_value_param_die_attribute): New functions.
2229 (gen_subprogram_die): Generate debug info for template parameters
2230 if debug info level is higher than DINFO_LEVEL_TERSE.
2231 Use tree_add_const_value_attribute_for_decl instead of
2232 tree_add_const_value_attribute.
2233 (gen_const_die): Use tree_add_const_value_attribute_for_decl
2234 instead of tree_add_const_value_attribute.
2235 (gen_struct_or_union_type_die): Generate debug
2236 info for template parameters if debug info level is higher than
2238 (tree_add_const_value_attribute): Handle integral and pointer
2239 constants. Update comment.
2240 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
2241 (dwarf_attr_name): Support DW_AT_GNU_template_name.
2242 (reference_to_unused): Fix thinko. Remove redundant predicates from
2244 (tree_add_const_value_attribute): Make this work for constant
2246 tree_add_const_value_attribute_for_decl is to be used for variable
2248 (add_location_or_const_value_attribute): Use
2249 tree_add_const_value_attribute_for_decl now.
2250 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
2251 DW_TAG_template_value_param DIEs after function DIEs have been
2253 * langhooks.h (lang_hooks_for_types): Add
2254 get_argument_pack_elems.
2255 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
2256 (lang_hooks): Added get_innermost_generic_parms,
2257 get_innermost_generic_args.
2258 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
2259 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
2260 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
2261 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
2263 2009-08-31 DJ Delorie <dj@redhat.com>
2265 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
2266 it once we start generating the prologue or epilogue.
2267 (mep_call_saves_register): If the frame is locked, re-use
2269 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
2270 (mep_expand_prologue): Call it.
2271 (mep_expand_epilogue): Likewise.
2272 (mep_start_function): Use the same logic as mep_expand_prologue.
2273 (mep_pass_by_reference): Make logic more readable.
2274 (mep_return_in_memory): Zero-sized objects are passed in memory.
2275 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
2277 2009-08-31 Richard Guenther <rguenther@suse.de>
2279 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2280 to query if the memory regions for memmove overlap.
2281 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2282 asserts on pointers, instead deal with odd trees.
2283 (ptr_derefs_may_alias_p): Likewise.
2284 (refs_may_alias_p_1): Constructor bases also never alias.
2286 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
2288 * doc/install.texi (Final install): Adjust reference on where to
2289 order printed manuals.
2291 2009-08-30 Olivier Hainque <hainque@adacore.com>
2293 * dwarf2out.c (switch_to_frame_table_section): Move
2294 definition prior to first use.
2296 2009-08-30 Richard Guenther <rguenther@suse.de>
2298 PR tree-optimization/41186
2299 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
2300 (ao_ref_init_from_ptr_and_size): New function.
2301 (ref_maybe_used_by_call_p_1): Be more precise tracking
2302 used ranges for builtin functions.
2303 (ref_maybe_used_by_call_p): Adjust.
2304 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
2305 ranges for builtin functions.
2306 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
2308 2009-08-30 Alan Modra <amodra@bigpond.net.au>
2311 * fwprop.c (get_reg_use_in): Delete.
2312 (free_load_extend): New function.
2313 (forward_propagate_subreg): Use it.
2315 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
2317 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
2319 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
2322 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
2325 2009-08-29 Douglas B Rupp <rupp@gnat.com>
2327 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
2328 fini or fini_array section.
2330 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2332 * graphite-dependences.c (graphite_legal_transform_bb): Call
2333 pbb_remove_duplicate_pdrs.
2334 * graphite-poly.c (can_collapse_pdr): Removed.
2335 (pdr_find_duplicate): Removed.
2336 (can_collapse_pdrs): New.
2337 (pbb_remove_duplicate_pdrs): New.
2338 (new_poly_dr): Do not look for duplicates.
2339 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
2340 (PBB_PDR_DUPLICATES_REMOVED): New.
2341 (pbb_remove_duplicate_pdrs): Declared.
2343 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2345 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
2346 the strides by multiplying by PDR_NB_REFS.
2347 * graphite-poly.c (can_collapse_pdr): New.
2348 (pdr_find_duplicate): New.
2349 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
2350 Initialize PDR_NB_REFS.
2351 * graphite-poly.h (struct poly_dr): Add field nb_refs.
2353 (new_poly_dr): Number of subscripts is a graphite_dim_t.
2355 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2358 * graphite-poly.c (apply_poly_transforms): Remove legality test before
2361 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2363 * graphite-dependences.c (pddr_original_scattering): Return NULL
2364 for read-read dependence relations.
2365 * graphite-poly.h (enum poly_dr_type): Fix comment.
2368 (pdr_may_write_p): New.
2370 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2372 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
2373 (struct poly_dr): Same.
2374 (new_poly_dr): Same.
2375 * graphite-poly.c (new_poly_dr): Same.
2376 * graphite-dependences.c (dot_deps): Disable call to system.
2378 2009-08-28 Cary Coutant <ccoutant@google.com>
2381 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
2382 struct/union/enum types local to a function.
2384 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2385 Sebastian Pop <sebastian.pop@amd.com>
2387 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
2388 pbb_strip_mine_time_depth. Changed the implementation so that
2389 transformation is expressed as a transformation on
2390 time (scatttering) dimensions. Also, ensures that the 2d+1
2391 scheduling format is preserved.
2392 (pbb_strip_mine_profitable_p): Profitability is based on the
2393 iteration number of a given time (scattering) dimension,
2394 and not on a original loop depth dimension.
2395 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
2396 (pbb_do_strip_mine): Call psct_dynamic_dim.
2397 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
2398 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
2399 (pbb_nb_dynamic_scattering_transform): New.
2400 (psct_dynamic_dim): New.
2402 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2404 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2405 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2406 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
2407 * graphite-interchange.c (build_linearized_memory_access): Same.
2408 (memory_stride_in_loop): Same.
2410 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2412 * graphite-dependences.c (pddr_original_scattering): New.
2413 (graphite_legal_transform_dr): Call pddr_original_scattering.
2416 * graphite-dependences.h (dot_deps): Declared.
2417 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
2418 (print_pdr): Print PDR_ID.
2419 * graphite-poly.h (struct poly_dr): Add field id.
2422 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
2424 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2426 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
2427 not delete the original dependence relation.
2429 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2431 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
2432 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
2433 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
2434 (free_poly_ddr): New.
2435 (pddr_is_empty): New.
2436 (dependence_polyhedron_1): Now returns a poly_ddr_p.
2437 (dependence_polyhedron): Same. Remove useless gcc_assert.
2439 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
2440 (graphite_carried_dependence_level_k): Call pddr_is_empty.
2441 * graphite-dependences.h (enum poly_dependence_kind): New.
2442 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
2443 (PDRP_SOURCE): Renamed PDDR_SOURCE.
2444 (PDRP_SINK): Renamed PDDR_SINK.
2445 (PDRP_DDP): Renamed PDDR_DDP.
2447 (free_poly_ddr): Declared.
2448 * graphite-poly.c (new_scop): Use the new hash function names.
2449 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
2450 into original_pddrs.
2451 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
2453 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2455 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
2456 bounds with LT_EXPR to make niter analysis more precise on code
2457 generated by Graphite.
2459 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2461 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
2462 (graphite_legal_transform_bb): Same.
2463 (poly_drs_may_alias_p): Same.
2465 2009-08-28 Richard Guenther <rguenther@suse.de>
2467 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
2469 2009-08-28 Jan Beulich <jbeulich@novell.com>
2471 * config/i386/netware.c: Include langhooks.h.
2472 (i386_nlm_encode_section_info): Simplify.
2473 (netware_override_options): Delete.
2474 * config/i386/netware.h (netware_override_options): Delete
2476 (OVERRIDE_OPTIONS): Delete definition.
2477 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2478 (ASM_COMMENT_START): Define.
2479 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
2481 2009-08-28 Jan Beulich <jbeulich@novell.com>
2483 * configure.ac: For in-tree ld, do a plain version check to
2484 determine whether comdat groups are supported.
2485 * configure: Regenerate.
2487 2009-08-28 Olivier Hainque <hainque@adacore.com>
2489 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
2490 always defined. Reflect definition or absence of such for
2491 COLLECT_EXPORT_LIST. Readability helper.
2492 (scanfilter): New enum, to help control what symbols
2493 are to be considered or ignored by scan_prog_file.
2494 (enum pass): Rename as "scanpass", moved together with scanfilter
2495 prior to scan_prog_file's prototype.
2496 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
2497 Group prototype with the scanpass/scanfilter definitions, factorize
2498 head comments for the several implementations at the prototype.
2499 (main): Reorganize the first pass link control to let AIX
2500 drag only the needed frame tables in executables. Prevent
2501 frame tables collection during the scan aimed at static ctors.
2502 Pre-link and scan for frame tables later to compensate.
2503 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
2504 A C statement to issue assembly directives that create a reference
2505 to the given DWARF table identifier label from the current function
2507 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
2508 to differentiate first time section entry. Only emit a .data
2509 tables start identifier label the first time around.
2510 (switch_to_frame_table_section): New function. Helper for
2511 output_call_frame_info to switch possibly BACK into the eh_frame
2512 or the debug_frame section depending on FOR_EH.
2513 (output_call_frame_info): Use helper to first enter the proper
2515 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
2516 emit a link to the frame table start label from each function
2518 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
2519 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
2520 * config/rs6000/rs6000-protos.h: Declare it.
2521 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
2523 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2525 * config/sh/sh.c (split_branches): Check the result of
2528 2009-08-27 Steve Ellcey <sje@cup.hp.com>
2530 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
2531 using -pthread -fopenmp
2533 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
2535 * doc/service.texi (service directory): Update URL.
2537 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
2539 PR rtl-optimization/40861
2540 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
2541 extract word from a multi-word subreg for negative byte positions.
2543 2009-08-27 Tristan Gingold <gingold@adacore.com>
2544 Douglas B Rupp <rupp@gnat.com>
2546 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
2547 (SECTION_VMS_OVERLAY): Define.
2548 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
2550 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
2552 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
2553 common_object declarations.
2554 (ia64_section_type_flags): Set section flag for common_object.
2555 * config/ia64/ia64-protos.h
2556 (ia64_vms_output_aligned_decl_common): Declare.
2557 (ia64_vms_elf_asm_named_section): Declare.
2559 2009-08-27 Michael Matz <matz@suse.de>
2561 * expr.c (expand_expr_real_2): New function taking exploded
2562 unary or binary expression, split out from ...
2563 (expand_expr_real_1): ... here. Move over all unary/binary
2564 switch parts to above function, in particular these codes:
2565 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
2566 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
2567 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
2568 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
2569 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
2570 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
2571 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
2572 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
2573 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
2574 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
2575 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
2576 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
2577 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
2578 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
2579 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
2580 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
2581 VEC_PACK_FIX_TRUNC_EXPR.
2582 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
2585 2009-08-27 Richard Guenther <rguenther@suse.de>
2587 * gengtype.c (main): Handle uint64_t.
2588 * ipa-utils.c (get_base_var): Indent properly.
2589 * tree-ssa-live.c (debug_scope_block): New function.
2590 * tree-flow.h (debug_scope_block): Declare.
2591 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
2592 * basic-block.h (enum profile_status): Rename to
2593 enum profile_status_d.
2594 (x_profile_status): Adjust type.
2596 2009-08-27 Dodji Seketeli <dodji@redhat.com>
2599 * dwarf2out.c (get_context_die): Declare this static function.
2600 (gen_type_die_with_usage): Make sure a DIE is a generated for
2601 the context of a typedef.
2603 2009-08-26 Anatoly Sokolov <aesok@post.ru>
2605 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
2608 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
2610 * config/mips/mips-protos.h (mips_output_sync): Declare.
2611 (mips_sync_loop_insns): Likewise.
2612 (mips_output_sync_loop): Replace first two parameters with an rtx.
2613 * config/mips/mips.c (mips_multi_member): New structure.
2614 (mips_multi_members): New variable.
2615 (mips_multi_start): New function.
2616 (mips_multi_add): Likewise.
2617 (mips_multi_add_insn): Likewise.
2618 (mips_multi_add_label): Likewise.
2619 (mips_multi_last_index): Likewise.
2620 (mips_multi_copy_insn): Likewise.
2621 (mips_multi_set_operand): Likewise.
2622 (mips_multi_write): Likewise.
2623 (mips_print_operand_punctuation): Remove '%|' and '%-'.
2624 (mips_init_print_operand_punct): Update accordingly.
2625 (mips_start_ll_sc_sync_block): New function.
2626 (mips_end_ll_sc_sync_block): Likewise.
2627 (mips_output_sync): Likewise.
2628 (mips_sync_insn1_template): Likewise.
2629 (mips_sync_insn2_template): Likewise.
2630 (mips_get_sync_operand): Likewise.
2631 (mips_process_sync_loop): Likewise.
2632 (mips_output_sync_loop): Use mips_process_sync_loop.
2633 (mips_sync_loop_insns): New function.
2634 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
2635 (MIPS_COMPARE_AND_SWAP_12): Likewise.
2636 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
2637 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
2638 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
2639 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
2640 (MIPS_SYNC_OLD_OP_12): Likewise.
2641 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
2642 (MIPS_SYNC_NEW_OP_12): Likewise.
2643 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
2644 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
2645 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
2646 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
2647 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
2648 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
2649 * config/mips/mips.md (sync_mem): New attribute.
2650 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
2651 (sync_exclusive_mask, sync_required_oldval): Likewise.
2652 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
2653 (sync_release_barrier): Likewise.
2654 (length): Handle sync loops.
2655 (sync): Use mips_output_sync.
2656 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
2657 (sync_compare_and_swap<mode>): Set the new sync_* attributes
2658 and use mips_output_sync_loop.
2659 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
2660 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
2661 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
2662 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
2663 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
2664 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
2665 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
2666 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
2667 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
2669 2009-08-26 Richard Guenther <rguenther@suse.de>
2672 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
2673 the types to not match.
2674 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
2676 * tree-ssa.c (useless_type_conversion_p): Conversions to
2677 pointers to unprototyped functions are useless.
2679 2009-08-26 Richard Guenther <rguenther@suse.de>
2681 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
2682 whole-program condition, prepare to be called for non-globals.
2683 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
2684 params build a representative with known type and track its fields.
2686 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
2688 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
2689 clearing by a taken branch.
2690 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
2691 effectively after bbro pass.
2692 (sync_nand<mode>): Ditto.
2693 (sync_old_<fetchop_name><mode>): Ditto.
2694 (sync_old_nand<mode>): Ditto.
2695 (sync_new_<fetchop_name><mode>): Dito.
2696 (sync_new_nand<mode>): Ditto.
2697 (sync_compare_and_swap<mode>_1): Ditto.
2698 (*sync_compare_and_swap<mode>): Ditto.
2699 (sync_lock_test_and_set<mode>_1): Ditto.
2700 ("sync_lock_test_and_set<mode>): Ditto.
2702 2009-08-25 Douglas B Rupp <rupp@gnat.com>
2704 * hwint.h (HOST_LONG_FORMAT): New macro
2705 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
2706 Use HOST_PTR_PRINTF.
2707 * system.h (HOST_PTR_PRINTF): Resurrect old macro
2708 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
2709 (HOST_PTR_PRINTF): Document.
2711 2009-08-25 Jan Hubicka <jh@suse.cz>
2713 * config/i386/bmmintrin.h: Replace by #error.
2716 Michael Meissner <michael.meissner@amd.com>
2717 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2718 Tony Linthicum <tony.linthicum@amd.com>
2720 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
2721 (TARGET_ROUND): New macro for the round/ptest instructions which
2722 are shared between SSE4.1 and SSE5.
2723 (OPTION_MASK_ISA_ROUND): Ditto.
2724 (OPTION_ISA_ROUND): Ditto.
2725 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
2726 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
2728 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
2729 (-mfused-madd): New switch to give users control over whether the
2730 compiler optimizes to use the multiply/add SSE5 instructions.
2732 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
2733 (ix86_handle_option): Turn off 3dnow if -msse5.
2734 (override_options): Add SSE5 support.
2735 (print_operand): %Y prints comparison codes for SSE5 com/pcom
2737 (ix86_expand_sse_movcc): Add SSE5 support.
2738 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
2739 vector type to the next largest size.
2740 (ix86_expand_sse5_pack): New function to use pperm to pack a
2741 vector type to the next smallest size.
2742 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
2743 (IX86_BUILTIN_FMADDSD): Ditto.
2744 (IX86_BUILTIN_FMADDPS): Ditto.
2745 (IX86_BUILTIN_FMADDPD): Ditto.
2746 (IX86_BUILTIN_FMSUBSS): Ditto.
2747 (IX86_BUILTIN_FMSUBSD): Ditto.
2748 (IX86_BUILTIN_FMSUBPS): Ditto.
2749 (IX86_BUILTIN_FMSUBPD): Ditto.
2750 (IX86_BUILTIN_FNMADDSS): Ditto.
2751 (IX86_BUILTIN_FNMADDSD): Ditto.
2752 (IX86_BUILTIN_FNMADDPS): Ditto.
2753 (IX86_BUILTIN_FNMADDPD): Ditto.
2754 (IX86_BUILTIN_FNMSUBSS): Ditto.
2755 (IX86_BUILTIN_FNMSUBSD): Ditto.
2756 (IX86_BUILTIN_FNMSUBPS): Ditto.
2757 (IX86_BUILTIN_FNMSUBPD): Ditto.
2758 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
2759 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
2760 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
2761 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
2762 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
2763 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
2764 (IX86_BUILTIN_PPERM): Ditto.
2765 (IX86_BUILTIN_PERMPS): Ditto.
2766 (IX86_BUILTIN_PERMPD): Ditto.
2767 (IX86_BUILTIN_PMACSSWW): Ditto.
2768 (IX86_BUILTIN_PMACSWW): Ditto.
2769 (IX86_BUILTIN_PMACSSWD): Ditto.
2770 (IX86_BUILTIN_PMACSWD): Ditto.
2771 (IX86_BUILTIN_PMACSSDD): Ditto.
2772 (IX86_BUILTIN_PMACSDD): Ditto.
2773 (IX86_BUILTIN_PMACSSDQL): Ditto.
2774 (IX86_BUILTIN_PMACSSDQH): Ditto.
2775 (IX86_BUILTIN_PMACSDQL): Ditto.
2776 (IX86_BUILTIN_PMACSDQH): Ditto.
2777 (IX86_BUILTIN_PMADCSSWD): Ditto.
2778 (IX86_BUILTIN_PMADCSWD): Ditto.
2779 (IX86_BUILTIN_PHADDBW): Ditto.
2780 (IX86_BUILTIN_PHADDBD): Ditto.
2781 (IX86_BUILTIN_PHADDBQ): Ditto.
2782 (IX86_BUILTIN_PHADDWD): Ditto.
2783 (IX86_BUILTIN_PHADDWQ): Ditto.
2784 (IX86_BUILTIN_PHADDDQ): Ditto.
2785 (IX86_BUILTIN_PHADDUBW): Ditto.
2786 (IX86_BUILTIN_PHADDUBD): Ditto.
2787 (IX86_BUILTIN_PHADDUBQ): Ditto.
2788 (IX86_BUILTIN_PHADDUWD): Ditto.
2789 (IX86_BUILTIN_PHADDUWQ): Ditto.
2790 (IX86_BUILTIN_PHADDUDQ): Ditto.
2791 (IX86_BUILTIN_PHSUBBW): Ditto.
2792 (IX86_BUILTIN_PHSUBWD): Ditto.
2793 (IX86_BUILTIN_PHSUBDQ): Ditto.
2794 (IX86_BUILTIN_PROTB): Ditto.
2795 (IX86_BUILTIN_PROTW): Ditto.
2796 (IX86_BUILTIN_PROTD): Ditto.
2797 (IX86_BUILTIN_PROTQ): Ditto.
2798 (IX86_BUILTIN_PROTB_IMM): Ditto.
2799 (IX86_BUILTIN_PROTW_IMM): Ditto.
2800 (IX86_BUILTIN_PROTD_IMM): Ditto.
2801 (IX86_BUILTIN_PROTQ_IMM): Ditto.
2802 (IX86_BUILTIN_PSHLB): Ditto.
2803 (IX86_BUILTIN_PSHLW): Ditto.
2804 (IX86_BUILTIN_PSHLD): Ditto.
2805 (IX86_BUILTIN_PSHLQ): Ditto.
2806 (IX86_BUILTIN_PSHAB): Ditto.
2807 (IX86_BUILTIN_PSHAW): Ditto.
2808 (IX86_BUILTIN_PSHAD): Ditto.
2809 (IX86_BUILTIN_PSHAQ): Ditto.
2810 (IX86_BUILTIN_FRCZSS): Ditto.
2811 (IX86_BUILTIN_FRCZSD): Ditto.
2812 (IX86_BUILTIN_FRCZPS): Ditto.
2813 (IX86_BUILTIN_FRCZPD): Ditto.
2814 (IX86_BUILTIN_CVTPH2PS): Ditto.
2815 (IX86_BUILTIN_CVTPS2PH): Ditto.
2816 (IX86_BUILTIN_COMEQSS): Ditto.
2817 (IX86_BUILTIN_COMNESS): Ditto.
2818 (IX86_BUILTIN_COMLTSS): Ditto.
2819 (IX86_BUILTIN_COMLESS): Ditto.
2820 (IX86_BUILTIN_COMGTSS): Ditto.
2821 (IX86_BUILTIN_COMGESS): Ditto.
2822 (IX86_BUILTIN_COMUEQSS): Ditto.
2823 (IX86_BUILTIN_COMUNESS): Ditto.
2824 (IX86_BUILTIN_COMULTSS): Ditto.
2825 (IX86_BUILTIN_COMULESS): Ditto.
2826 (IX86_BUILTIN_COMUGTSS): Ditto.
2827 (IX86_BUILTIN_COMUGESS): Ditto.
2828 (IX86_BUILTIN_COMORDSS): Ditto.
2829 (IX86_BUILTIN_COMUNORDSS): Ditto.
2830 (IX86_BUILTIN_COMFALSESS): Ditto.
2831 (IX86_BUILTIN_COMTRUESS): Ditto.
2832 (IX86_BUILTIN_COMEQSD): Ditto.
2833 (IX86_BUILTIN_COMNESD): Ditto.
2834 (IX86_BUILTIN_COMLTSD): Ditto.
2835 (IX86_BUILTIN_COMLESD): Ditto.
2836 (IX86_BUILTIN_COMGTSD): Ditto.
2837 (IX86_BUILTIN_COMGESD): Ditto.
2838 (IX86_BUILTIN_COMUEQSD): Ditto.
2839 (IX86_BUILTIN_COMUNESD): Ditto.
2840 (IX86_BUILTIN_COMULTSD): Ditto.
2841 (IX86_BUILTIN_COMULESD): Ditto.
2842 (IX86_BUILTIN_COMUGTSD): Ditto.
2843 (IX86_BUILTIN_COMUGESD): Ditto.
2844 (IX86_BUILTIN_COMORDSD): Ditto.
2845 (IX86_BUILTIN_COMUNORDSD): Ditto.
2846 (IX86_BUILTIN_COMFALSESD): Ditto.
2847 (IX86_BUILTIN_COMTRUESD): Ditto.
2848 (IX86_BUILTIN_COMEQPS): Ditto.
2849 (IX86_BUILTIN_COMNEPS): Ditto.
2850 (IX86_BUILTIN_COMLTPS): Ditto.
2851 (IX86_BUILTIN_COMLEPS): Ditto.
2852 (IX86_BUILTIN_COMGTPS): Ditto.
2853 (IX86_BUILTIN_COMGEPS): Ditto.
2854 (IX86_BUILTIN_COMUEQPS): Ditto.
2855 (IX86_BUILTIN_COMUNEPS): Ditto.
2856 (IX86_BUILTIN_COMULTPS): Ditto.
2857 (IX86_BUILTIN_COMULEPS): Ditto.
2858 (IX86_BUILTIN_COMUGTPS): Ditto.
2859 (IX86_BUILTIN_COMUGEPS): Ditto.
2860 (IX86_BUILTIN_COMORDPS): Ditto.
2861 (IX86_BUILTIN_COMUNORDPS): Ditto.
2862 (IX86_BUILTIN_COMFALSEPS): Ditto.
2863 (IX86_BUILTIN_COMTRUEPS): Ditto.
2864 (IX86_BUILTIN_COMEQPD): Ditto.
2865 (IX86_BUILTIN_COMNEPD): Ditto.
2866 (IX86_BUILTIN_COMLTPD): Ditto.
2867 (IX86_BUILTIN_COMLEPD): Ditto.
2868 (IX86_BUILTIN_COMGTPD): Ditto.
2869 (IX86_BUILTIN_COMGEPD): Ditto.
2870 (IX86_BUILTIN_COMUEQPD): Ditto.
2871 (IX86_BUILTIN_COMUNEPD): Ditto.
2872 (IX86_BUILTIN_COMULTPD): Ditto.
2873 (IX86_BUILTIN_COMULEPD): Ditto.
2874 (IX86_BUILTIN_COMUGTPD): Ditto.
2875 (IX86_BUILTIN_COMUGEPD): Ditto.
2876 (IX86_BUILTIN_COMORDPD): Ditto.
2877 (IX86_BUILTIN_COMUNORDPD): Ditto.
2878 (IX86_BUILTIN_COMFALSEPD): Ditto.
2879 (IX86_BUILTIN_COMTRUEPD): Ditto.
2880 (IX86_BUILTIN_PCOMEQUB): Ditto.
2881 (IX86_BUILTIN_PCOMNEUB): Ditto.
2882 (IX86_BUILTIN_PCOMLTUB): Ditto.
2883 (IX86_BUILTIN_PCOMLEUB): Ditto.
2884 (IX86_BUILTIN_PCOMGTUB): Ditto.
2885 (IX86_BUILTIN_PCOMGEUB): Ditto.
2886 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
2887 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
2888 (IX86_BUILTIN_PCOMEQUW): Ditto.
2889 (IX86_BUILTIN_PCOMNEUW): Ditto.
2890 (IX86_BUILTIN_PCOMLTUW): Ditto.
2891 (IX86_BUILTIN_PCOMLEUW): Ditto.
2892 (IX86_BUILTIN_PCOMGTUW): Ditto.
2893 (IX86_BUILTIN_PCOMGEUW): Ditto.
2894 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
2895 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
2896 (IX86_BUILTIN_PCOMEQUD): Ditto.
2897 (IX86_BUILTIN_PCOMNEUD): Ditto.
2898 (IX86_BUILTIN_PCOMLTUD): Ditto.
2899 (IX86_BUILTIN_PCOMLEUD): Ditto.
2900 (IX86_BUILTIN_PCOMGTUD): Ditto.
2901 (IX86_BUILTIN_PCOMGEUD): Ditto.
2902 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
2903 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
2904 (IX86_BUILTIN_PCOMEQUQ): Ditto.
2905 (IX86_BUILTIN_PCOMNEUQ): Ditto.
2906 (IX86_BUILTIN_PCOMLTUQ): Ditto.
2907 (IX86_BUILTIN_PCOMLEUQ): Ditto.
2908 (IX86_BUILTIN_PCOMGTUQ): Ditto.
2909 (IX86_BUILTIN_PCOMGEUQ): Ditto.
2910 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
2911 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
2912 (IX86_BUILTIN_PCOMEQB): Ditto.
2913 (IX86_BUILTIN_PCOMNEB): Ditto.
2914 (IX86_BUILTIN_PCOMLTB): Ditto.
2915 (IX86_BUILTIN_PCOMLEB): Ditto.
2916 (IX86_BUILTIN_PCOMGTB): Ditto.
2917 (IX86_BUILTIN_PCOMGEB): Ditto.
2918 (IX86_BUILTIN_PCOMFALSEB): Ditto.
2919 (IX86_BUILTIN_PCOMTRUEB): Ditto.
2920 (IX86_BUILTIN_PCOMEQW): Ditto.
2921 (IX86_BUILTIN_PCOMNEW): Ditto.
2922 (IX86_BUILTIN_PCOMLTW): Ditto.
2923 (IX86_BUILTIN_PCOMLEW): Ditto.
2924 (IX86_BUILTIN_PCOMGTW): Ditto.
2925 (IX86_BUILTIN_PCOMGEW): Ditto.
2926 (IX86_BUILTIN_PCOMFALSEW): Ditto.
2927 (IX86_BUILTIN_PCOMTRUEW): Ditto.
2928 (IX86_BUILTIN_PCOMEQD): Ditto.
2929 (IX86_BUILTIN_PCOMNED): Ditto.
2930 (IX86_BUILTIN_PCOMLTD): Ditto.
2931 (IX86_BUILTIN_PCOMLED): Ditto.
2932 (IX86_BUILTIN_PCOMGTD): Ditto.
2933 (IX86_BUILTIN_PCOMGED): Ditto.
2934 (IX86_BUILTIN_PCOMFALSED): Ditto.
2935 (IX86_BUILTIN_PCOMTRUED): Ditto.
2936 (IX86_BUILTIN_PCOMEQQ): Ditto.
2937 (IX86_BUILTIN_PCOMNEQ): Ditto.
2938 (IX86_BUILTIN_PCOMLTQ): Ditto.
2939 (IX86_BUILTIN_PCOMLEQ): Ditto.
2940 (IX86_BUILTIN_PCOMGTQ): Ditto.
2941 (IX86_BUILTIN_PCOMGEQ): Ditto.
2942 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
2943 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
2944 (enum multi_arg_type): New enum for describing the various SSE5
2945 intrinsic argument types.
2946 (bdesc_multi_arg): New table for SSE5 intrinsics.
2947 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
2948 (ix86_expand_multi_arg_builtin): New function for creating SSE5
2950 (ix86_expand_builtin): Add SSE5 intrinsic support.
2951 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
2952 operand instructions.
2953 (ix86_expand_sse5_multiple_memory): New function to split the
2954 second memory reference from SSE5 instructions.
2955 (type_has_variadic_args_p): Delete in favor of stdarg_p.
2956 (ix86_return_pops_args): Use stdarg_p to determine if the function
2957 has variable arguments.
2958 (ix86_setup_incoming_varargs): Ditto.
2959 (x86_this_parameter): Ditto.
2961 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
2963 (ix86_expand_sse5_pack): Ditto.
2964 (ix86_sse5_valid_op_p): Ditto.
2965 (ix86_expand_sse5_multiple_memory): Ditto.
2967 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
2968 constant for SSE5 support.
2969 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
2970 (UNSPEC_SSE5_TRUEFALSE): Ditto.
2971 (UNSPEC_SSE5_PERMUTE): Ditto.
2972 (UNSPEC_SSE5_ASHIFT): Ditto.
2973 (UNSPEC_SSE5_LSHIFT): Ditto.
2974 (UNSPEC_FRCZ): Ditto.
2975 (UNSPEC_CVTPH2PS): Ditto.
2976 (UNSPEC_CVTPS2PH): Ditto.
2977 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
2979 (COM_FALSE_S): Ditto.
2980 (COM_FALSE_P): Ditto.
2981 (COM_TRUE_S): Ditto.
2982 (COM_TRUE_P): Ditto.
2983 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
2984 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
2986 (memory attribute): Ditto.
2987 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2988 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
2989 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
2990 (floor<mode>2): Ditto.
2991 (ceil<mode>2): Ditto.
2992 (btrunc<mode>2): Ditto.
2993 (nearbyintdf2): Ditto.
2994 (nearbyintsf2): Ditto.
2995 (sse_setccsf): Disable if SSE5.
2996 (sse_setccdf): Ditto.
2997 (sse5_setcc<mode>): New support for SSE5 conditional move.
2998 (sse5_pcmov_<mode>): Ditto.
3000 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3002 (SSEMODEF2P): Ditto.
3003 (ssemodesuffixf4): New mode attribute for SSE5.
3004 (ssemodesuffixf2s): Ditto.
3005 (ssemodesuffixf2c): Ditto.
3006 (sserotatemax): Ditto.
3007 (ssescalarmode): Ditto.
3008 (sse_maskcmpv4sf3): Disable if SSE5.
3009 (sse_maskcmpv2df3): Ditto.
3010 (sse_vmmaskcmpv4sf3): Ditto.
3011 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
3012 (sse5_vmfmadd<mode>4): Ditto.
3013 (sse5_fmsub<mode>4): Ditto.
3014 (sse5_vmfmsub<mode>4): Ditto.
3015 (sse5_fnmadd<mode>4): Ditto.
3016 (sse5_vmfnmadd<mode>4): Ditto.
3017 (sse5_fnmsub<mode>4): Ditto.
3018 (sse5_vmfnmsub<mode>4): Ditto.
3019 (sse5i_fmadd<mode>4): Ditto.
3020 (sse5i_fmsub<mode>4): Ditto.
3021 (sse5i_fnmadd<mode>4): Ditto.
3022 (sse5i_fnmsub<mode>4): Ditto.
3023 (sse5i_vmfmadd<mode>4): Ditto.
3024 (sse5i_vmfmsub<mode>4): Ditto.
3025 (sse5i_vmfnmadd<mode>4): Ditto.
3026 (sse5i_vmfnmsub<mode>4): Ditto.
3027 (mulv16qi3): Add SSE5 support.
3029 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3030 (sse2_mulv4si3): Disable if SSE5.
3031 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3032 (sse4_1_roundps): Ditto.
3033 (sse4_1_roundsd): Ditto.
3034 (sse4_1_roundss): Ditto.
3035 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3037 (sse_maskcmpsf3): Ditto.
3038 (sse_vmmaskcmpv4sf3): Ditto.
3039 (sse2_maskcmpv2df3): Ditto.
3040 (sse2_maskcmpdf3): Ditto.
3041 (sse2_vmmaskcmpv2df3): Ditto.
3042 (sse2_eq<mode>3): Ditto.
3043 (sse2_gt<mode>3): Ditto.
3044 (sse5_pcmov_<mode>): Add SSE5 support.
3045 (vec_unpacku_hi_v16qi): Ditto.
3046 (vec_unpacks_hi_v16qi): Ditto.
3047 (vec_unpacku_lo_v16qi): Ditto.
3048 (vec_unpacks_lo_v16qi): Ditto.
3049 (vec_unpacku_hi_v8hi): Ditto.
3050 (vec_unpacks_hi_v8hi): Ditto.
3051 (vec_unpacku_lo_v8hi): Ditto.
3052 (vec_unpacks_lo_v8hi): Ditto.
3053 (vec_unpacku_hi_v4si): Ditto.
3054 (vec_unpacks_hi_v4si): Ditto.
3055 (vec_unpacku_lo_v4si): Ditto.
3056 (vec_unpacks_lo_v4si): Ditto.
3057 (sse5_pmacsww): New SSE5 intrinsic insn.
3058 (sse5_pmacssww): Ditto.
3059 (sse5_pmacsdd): Ditto.
3060 (sse5_pmacssdd): Ditto.
3061 (sse5_pmacssdql): Ditto.
3062 (sse5_pmacssdqh): Ditto.
3063 (sse5_pmacsdqh): Ditto.
3064 (sse5_pmacsswd): Ditto.
3065 (sse5_pmacswd): Ditto.
3066 (sse5_pmadcsswd): Ditto.
3067 (sse5_pmadcswd): Ditto.
3068 (sse5_pcmov_<move>): Conditional move support on SSE5.
3069 (sse5_phaddbw): New SSE5 intrinsic insn.
3070 (sse5_phaddbd): Ditto.
3071 (sse5_phaddbq): Ditto.
3072 (sse5_phaddwd): Ditto.
3073 (sse5_phaddwq): Ditto.
3074 (sse5_phadddq): Ditto.
3075 (sse5_phaddubw): Ditto.
3076 (sse5_phaddubd): Ditto.
3077 (sse5_phaddubq): Ditto.
3078 (sse5_phadduwd): Ditto.
3079 (sse5_phadduwq): Ditto.
3080 (sse5_phaddudq): Ditto.
3081 (sse5_phsubbw): Ditto.
3082 (sse5_phsubwd): Ditto.
3083 (sse5_phsubdq): Ditto.
3084 (sse5_pperm): Ditto.
3085 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3086 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3087 (sse5_pperm_sign_v8hi_v4si): Ditto.
3088 (sse5_pperm_zero_v8hi_v4si): Ditto.
3089 (sse5_pperm_sign_v4si_v2di): Ditto.
3090 (sse5_pperm_sign_v4si_v2di): Ditto.
3091 (sse5_pperm_pack_v2di_v4si): Ditto.
3092 (sse5_pperm_pack_v4si_v8hi): Ditto.
3093 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3094 (sse5_perm<mode>): New SSE5 intrinsic insn.
3095 (rotl<mode>3): Ditto.
3096 (sse5_rotl<mode>3): Ditto.
3097 (sse5_ashl<mode>3): Ditto.
3098 (sse5_lshl<mode>3): Ditto.
3099 (sse5_frcz<mode>2): Ditto.
3100 (sse5s_frcz<mode>2): Ditto.
3101 (sse5_cvtph2ps): Ditto.
3102 (sse5_cvtps2ph): Ditto.
3103 (sse5_vmmaskcmp<mode>3): Ditto.
3104 (sse5_com_tf<mode>3): Ditto.
3105 (sse5_maskcmp<mode>3): Ditto.
3106 (sse5_maskcmp_uns<mode>3): Ditto.
3107 (sse5_maskcmp_uns2<mode>3): Ditto.
3108 (sse5_pcom_tf<mode>3): Ditto.
3110 * config/i386/predicates.md (sse5_comparison_float_operator):
3111 New predicate to match the comparison operators supported by
3112 the SSE5 com instruction.
3113 (ix86_comparison_int_operator): New predicate to match just the
3114 signed int comparisons.
3115 (ix86_comparison_uns_operator): New predicate to match just the
3116 unsigned int comparisons.
3118 * doc/invoke.texi (-msse5): Add documentation.
3119 (-mfused-madd): Ditto.
3121 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3123 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3125 (x86_64-*-*): Ditto.
3127 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3129 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3130 intrinisics for SSE5.
3132 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3135 * config/i386/mmintrin-common.h: New file, to contain common
3136 instructions between SSE4.1 and SSE5.
3138 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3139 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3140 (gen_regparm_prefix): Ditto.
3142 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3143 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3144 prototype_p to determine if a function is prototyped.
3146 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
3148 * c-common.c (c_common_reswords) add the alignof keyword,
3149 with same RID as __alignof and __alignof__
3151 2009-08-25 Anatoly Sokolov <aesok@post.ru>
3153 * hooks.h (hook_bool_const_int_const_int_true): Declare.
3154 * hooks.c (hook_bool_const_int_const_int_true): New function.
3155 * target.h (struct gcc_target): Add can_eliminate field.
3156 * target-def.h (TARGET_CAN_ELIMINATE): Define.
3157 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
3158 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
3159 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
3160 (elim_table): Revise comment.
3161 * system.h (CAN_ELIMINATE): Poison.
3162 * defaults.h (CAN_ELIMINATE): Remove.
3163 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3165 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
3166 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
3168 (alpha_vms_can_eliminate): Declare as static, change return type to
3170 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
3172 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
3173 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
3174 (arm_can_eliminate): New function.
3176 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
3177 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
3178 (avr_can_eliminate): Declare as static.
3179 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
3181 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
3182 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
3183 (bfin_can_eliminate): New function.
3185 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
3186 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
3187 (crx_can_eliminate): New function.
3189 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
3190 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
3191 (fr30_can_eliminate): New function.
3193 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
3194 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
3195 (frv_can_eliminate): New function.
3197 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
3198 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
3199 (h8300_can_eliminate): New function.
3201 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
3202 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
3203 (i386_can_eliminate): Declare as static, change return type to bool.
3204 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
3206 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
3207 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
3208 (ia64_can_eliminate): New function.
3210 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
3211 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
3212 (iq2000_can_eliminate): New function.
3214 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
3215 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
3216 (m32r_can_eliminate): New function.
3218 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
3219 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
3220 (m68hc11_can_eliminate): New function.
3222 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
3223 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
3224 (m68k_can_eliminate): New function.
3226 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
3227 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
3228 (mep_can_eliminate): New function.
3230 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
3231 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
3232 (mips_can_eliminate): New function.
3234 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
3235 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
3236 (rs6000_can_eliminate): New function.
3238 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
3239 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
3240 (s390_can_eliminate): Declare as static.
3241 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
3243 * config/score/score.h (CAN_ELIMINATE): Remove macro.
3244 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
3245 (score_can_eliminate): New function.
3247 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
3248 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
3249 (sparc_can_eliminate): Declare as static.
3250 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
3252 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
3253 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
3254 (xstormy16_can_eliminate): New function.
3256 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
3257 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
3258 (v850_can_eliminate): New function.
3260 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
3262 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
3263 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
3264 (*movdfcc_ext[1234]): Disable for IEEE mode.
3266 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
3268 * gimplify.c (prepare_gimple_addressable): New static function.
3269 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
3271 (gimplify_addr_expr): Invoke it similarly on the operand instead of
3272 manually fiddling with it.
3274 2009-08-25 Michael Matz <matz@suse.de>
3276 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
3277 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
3279 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
3280 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
3281 (do_jump): Split out code for simple binary comparisons into ...
3282 (do_jump_1): ... this, taking the individual operands and code.
3283 Change callers to helper function above accordingly.
3284 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
3287 2009-08-25 Michael Matz <matz@suse.de>
3289 * expr.h (struct separate_ops, sepops): New type for passing
3290 around an exploded simple expression.
3291 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
3292 Use this structure instead of expression tree.
3293 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
3294 expression, only its type.
3295 (expand_vec_cond_expr): Take type and individual operands instead
3297 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
3298 expand_vec_shift_expr): Change prototype accordingly.
3299 * tree-vect-stmts.c (vectorizable_condition): Change call of
3300 expand_vec_cond_expr_p to pass only type.
3301 * expr.c (do_store_flags): Change prototype and implementation
3302 to take an exploded expression.
3303 (expand_expr_real_1): New local ops initialized with details
3304 of the full expression. Use it instead of full
3305 expression in calls to do_store_flags, expand_vec_cond_expr,
3306 expand_widen_pattern_expr and expand_vec_shift_expr.
3308 2009-08-25 Michael Matz <matz@suse.de>
3310 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
3311 treeop2 initialized with first three operands of the full expression.
3312 Substitute all TREE_OPERAND (exp, [012]) calls with them.
3314 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
3316 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
3317 (__gthread_objc_condition_allocate): Mark arguments as unused.
3318 (__gthread_objc_condition_deallocate): Likewise.
3319 (__gthread_objc_condition_wait): Likewise.
3320 (__gthread_objc_condition_broadcast): Likewise.
3321 (__gthread_objc_condition_signal): Likewise.
3322 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
3323 (__gthread_objc_thread_id): Likewise.
3325 2009-08-25 Janus Weil <janus@gcc.gnu.org>
3328 * tree-pretty-print.c (print_call_name): Print the correct call name
3329 for procedure pointer components.
3331 2009-08-24 Steve Ellcey <sje@cup.hp.com>
3333 * config/ia64/ia64.c (ia64_promote_function_mode): Call
3334 default_promote_function_mode when not VMS.
3336 2009-08-24 Olivier Hainque <hainque@adacore.com>
3338 * convert.c (convert_to_integer): Don't assume an input pointer is
3339 POINTER_SIZE wide. Fetch from the type instead.
3341 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3343 * configure.ac (AC_PREREQ): Bump to 2.64.
3345 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
3347 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
3348 (process_command): Don't search standard_exec_prefix_1 and
3349 standard_exec_prefix_2.
3351 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3353 * config/arm/arm.c (output_return_instruction): Handle for
3356 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3358 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
3360 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3362 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
3363 (*arm_movdf_vfp): Likewise.
3365 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3367 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
3368 (vashr<mode>3): Rename from ashr<mode>3.
3369 (vlshr<mode>3): Rename from lshr<mode>3.
3371 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
3374 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
3375 (check_format_info_main): Use scalar_identify_flag.
3376 (check_format_types): Check for scalar size identity if
3377 scalar_identify_flag is set.
3378 (printf_length_specs): Extend by new field.
3379 (asm_fprintf_length_specs): Likewise.
3380 (gcc_diag_length_specs): Likewise.
3381 (scanf_length_specs): Likewise.
3382 (strfmon_length_specs): Likewise.
3383 (gcc_gfc_length_specs): Likewise.
3384 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
3385 (ms_printf_flag_specs): Likewise.
3386 * c-format.h (format_length_info): Add new member scalar_identity_flag.
3388 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
3391 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
3392 (*call_value_pop_1): Ditto.
3393 (*sibcall_pop_1): New insn pattern.
3394 (*sibcall_value_pop_1): Ditto.
3396 2009-08-23 Alan Modra <amodra@bigpond.net.au>
3399 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
3402 2009-08-23 Alan Modra <amodra@bigpond.net.au>
3405 * fwprop.c (try_fwprop_subst): Allow multiple sets.
3406 (get_reg_use_in): New function.
3407 (forward_propagate_subreg): Propagate through subreg of zero_extend
3410 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
3412 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
3413 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3415 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3417 * configure.ac: Remove --with-datarootdir, --with-docdir,
3418 --with-htmldir switches. No need to call AC_SUBST for
3419 datarootdir, docdir, htmldir any more.
3420 * configure: Regenerate.
3421 * doc/install.texi (Configuration): Document --datarootdir,
3422 --docdir, --htmldir, --pdfdir; update documentation for
3423 --infodir, --mandir.
3424 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
3427 * aclocal.m4: Regenerate.
3428 * config.in: Regenerate.
3429 * configure: Regenerate.
3431 2009-08-21 Douglas B Rupp <rupp@gnat.com>
3432 Olivier Hainque <hainque@adacore.com>
3434 * config/ia64/ia64.c: Include libfuncs.h.
3435 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
3436 (ia64_expand_call): Use reg 25 on VMS.
3437 (ia64_initialize_trampoline): Fix for VMS ABI.
3438 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
3439 (ia64_function_arg): Initialize reg 25 on VMS.
3440 Fix OpenVMS ABI issues for varargs.
3441 For OpenVMS, emit the Argument Information register set in the
3442 incoming/sibcall case as well.
3443 (ia64_arg_type): New function.
3444 (ia64_function_arg_advance): Keep track of cum->words.
3445 Fix OpenVMS ABI issues for varargs.
3446 (ia64_function_value): On VMS, promote mode of non-aggregate types.
3447 (ia64_override_options): Set flag_no_common on VMS.
3448 (ia64_init_builtins): Disable FWRITE builtin.
3449 (ia64_asm_output_external): Call DO_CRTL_NAMES.
3450 (ia64_vms_init_libfuncs): Add decc$ routines.
3451 (ia64_vms_valid_pointer_mode): New function.
3452 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
3453 (ia64_promote_function_mode): New function
3454 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
3455 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
3456 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
3457 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
3458 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
3459 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
3460 Suppress trailing '#' if VALUE is numeric.
3461 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
3462 ia64_promote_function_mode.
3463 (TARGET_VALID_POINTER_MODE): Define.
3465 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3468 * config/rs6000/rs6000.c (rs6000_override_options): Use
3469 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
3472 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
3473 reporting of vector + decimal/boolean/complex error.
3475 2009-08-21 Jakub Jelinek <jakub@redhat.com>
3477 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
3478 __vector double TYPE_DECL.
3480 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
3482 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
3483 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
3484 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
3485 to pointer to enum machine_mode. Update all callers as needed.
3487 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
3489 * config/alpha/alpha.md (exception_receiver): Emit alternative
3490 GP load sequence if flag_reorder_blocks_and_partition is set.
3491 (*exception_receiver_2): Also enable when
3492 flag_reorder_blocks_and_partition is set.
3494 2009-08-20 Matt Rice <ratmice@gmail.com>
3495 Diego Novillo <dnovillo@google.com>
3497 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
3500 2009-08-20 Richard Guenther <rguenther@suse.de>
3502 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
3503 * c-tree.h (c_dup_lang_specific_decl): Remove.
3504 (struct lang_decl, struct lang_type): Move definitions ...
3505 * c-lang.h: ... here. New file.
3506 * c-decl.c: Include c-lang.h.
3507 (c_dup_lang_specific_decl): Remove.
3508 * c-typeck.c: Include c-lang.h.
3509 * Makefile.in (c-decl.o): Add c-lang.h dependency.
3510 (c-typeck.o): Likewise.
3511 * c-config-lang.in (gtfiles): Add c-lang.h.
3512 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
3515 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
3517 * config/alpha/alpha.c (alpha_end_function): Do not clear
3518 crtl->emit structure and free insn locators if cfun->is_thunk is true,
3519 this is now handled in generic code.
3521 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
3523 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
3524 (s390_z10_fix_long_loop_prediction): New function.
3525 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
3526 (s390_reorg): Walk over the INSNs and invoke
3527 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
3529 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
3531 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
3532 "*brx_64bit", "*brx_31bit"): New patterns.
3533 * config/s390/s390.c ('E'): New output modifier.
3535 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3536 Richard Earnshaw <richard.earnshaw@arm.com>
3538 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
3539 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
3541 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3543 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
3545 * pa.c (emit_move_sequence): Check if address of operand1 is valid
3546 for mode mode of operand0 when doing secondary reload for SAR.
3548 2009-08-19 Jakub Jelinek <jakub@redhat.com>
3551 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
3552 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
3554 2009-08-19 Jason Merrill <jason@redhat.com>
3556 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
3557 supported template depth in C++0x.
3559 2009-08-19 Jakub Jelinek <jakub@redhat.com>
3561 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
3562 free_after_compilation.
3563 * config/score/score7.c (score7_output_mi_thunk): Likewise.
3564 * config/score/score3.c (score3_output_mi_thunk): Likewise.
3565 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3566 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3567 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3568 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3569 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3571 2009-08-19 Ian Lance Taylor <iant@google.com>
3573 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
3574 of (plus (mult (neg B) C) A).
3576 2009-08-18 Michael Matz <matz@suse.de>
3578 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
3579 instead of comparing TYPE_MAIN_VARIANT for equality.
3580 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
3581 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
3582 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
3583 * gimplify.c (goa_lhs_expr_p): Ditto and use
3584 STRIP_USELESS_TYPE_CONVERSION.
3586 2009-08-18 Michael Matz <matz@suse.de>
3588 * tree-ssa-structalias.c (create_variable_info_for): Also mark
3589 first field in a struct.
3590 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
3592 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
3594 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
3595 locators before emit_insn is called. Remove assert that
3597 (alpha_end_function): Clear crtl->emit structure and free insn
3598 locators if cfun->is_thunk is true.
3600 2009-08-18 Jason Merrill <jason@redhat.com>
3602 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
3604 * configure.ac: Test for it.
3605 * configure, config.in: Regenerate.
3606 * doc/install.texi: Document --enable-gnu-unique-object.
3608 2009-08-18 Richard Guenther <rguenther@suse.de>
3611 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
3612 pow(x,y*z) only if x is nonnegative.
3614 2009-08-18 Jakub Jelinek <jakub@redhat.com>
3616 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
3620 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
3621 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
3623 2009-08-17 DJ Delorie <dj@redhat.com>
3625 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
3626 * config/m32c/prologue.md (epilogue_freit): New.
3628 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
3629 (bank_switch_p): Likewise.
3630 (fast_interrupt_p): Likewise.
3631 (interrupt_p): Likewise.
3632 (m32c_conditional_register_usage): Round memregs size up.
3633 (need_to_save): We only need to save $a0 when we use ENTER.
3634 (interrupt_p): Check for fast_interrupt too.
3635 (bank_switch_p): New.
3636 (fast_interrupt_p): New.
3637 (m32c_attribute_table): Add bank_switch and fast_interrupt.
3638 (m32c_emit_prolog): Support bank switching and fast interrupts.
3639 * doc/extend.texi (Function Attributes): Add bank_switch and
3642 2009-08-17 Douglas B Rupp <rupp@gnat.com>
3644 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
3645 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
3647 2009-08-16 Douglas B Rupp <rupp@gnat.com>
3649 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
3650 (menu): Add IA-64/VMS Options.
3651 (IA-64/VMS Options): Likewise.
3653 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
3656 * config/mips/mips.md (*lwxs): Use :P for pointer values.
3658 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
3660 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
3661 (mips_pop_asm_switch): Likewise.
3662 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
3664 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
3665 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
3666 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
3667 (mips_print_operand_punctuation): Use them. Check mips_noreorder
3668 instead of set_noreorder.
3669 (mips_output_function_prologue): Use the new functions.
3670 (mips_output_function_epilogue): Likewise.
3671 (mips_need_noat_wrapper_p): New function, split out from...
3672 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
3673 Use mips_push_asm_switch and mips_pop_asm_switch.
3674 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
3675 and mips_pop_asm_switch.
3676 (ASM_OUTPUT_REG_POP): Likewise.
3677 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
3678 Use mips_pop_asm_switch.
3679 (mips_asm_switch): New structure.
3680 (set_noreorder, set_nomacro): Replace with...
3681 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
3682 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
3683 instead of set_nomacro.
3684 (fix_truncsfsi2_macro): Likewise.
3685 (cprestore): Likewise.
3686 (hazard): Use mips_noreorder instead of set_noreorder.
3687 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
3689 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
3691 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
3692 from prev_active_insn.
3694 2009-08-16 Anatoly Sokolov <aesok@post.ru>
3696 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
3697 * config/avr/avr.c (avr_override_options): Initialize
3698 avr_current_arch variable.
3699 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
3700 __AVR_HAVE_16BIT_SP__ according to the device type.
3701 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
3703 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
3704 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
3706 2009-08-16 Dodji Seketeli <dodji@redhat.com>
3709 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
3710 generating inlined subroutine die only. We shouldn't be
3711 called for anything else.
3712 (gen_block_die): Don't generate inline subroutine debug info for
3715 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
3717 * graphite-poly.c (print_pbb): Print PBB index.
3719 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
3722 * graphite-interchange.c (ppl_max_for_le): Moved...
3723 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
3724 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
3725 ppl_Pointset_Powerset_C_Polyhedron_maximize.
3726 * graphite-ppl.h (ppl_max_for_le): Declared.
3728 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
3730 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
3731 supported on all platforms.
3732 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
3733 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
3734 * c-pragma.c: Likewise.
3735 * target-def.h (TARGET_INITIALIZER): Remove
3736 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
3737 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
3739 2009-08-14 Douglas B Rupp <rupp@gnat.com>
3741 * config/ia64/fde-vms.c: New file.
3742 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
3743 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
3744 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
3745 (uw_frame_state_for): Only register a personality routine if it is
3746 known to be compatible with our expectations.
3747 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
3748 Declare unw_table_entry stack variable and
3749 mod all calls to _Unwind_FindTableEntry to add arg.
3750 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
3751 (_Unwind_FindTableEntry): Add arg to prototype.
3753 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
3755 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
3756 field 'signal_pfs_loc'.
3757 (uw_frame_state_for): Remove duplicate code dealing with leaf
3758 procedures without unwind info.
3759 If in the frame after unwinding through a signal handler, restore
3760 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
3761 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
3762 'pfs_loc' to the AR.PFS location in the signal context; instead
3763 set 'signal_pfs_loc'.
3764 Manually generate the unwind info for the AR.PFS register.
3765 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
3766 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
3767 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
3768 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
3769 instead set 'signal_pfs_loc'.
3770 Remove code preventing the AR.PFS register from being restored
3771 from the signal context.
3773 2009-08-14 Douglas B Rupp <rupp@gnat.com>
3774 Tristan Gingold <gingold@adacore.com>
3776 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
3777 * config/ia64/t-vms: New file.
3778 * config/ia64/vms64.h: New file.
3779 * config/ia64/vms.h: New file.
3780 * config/ia64/vms-crtinit.asm: New file.
3781 * config/ia64/vms_symvec_libgcc_s.opt: New file.
3782 * config/ia64/vms-unwind.h: New file.
3784 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3786 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
3789 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3792 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
3794 * real.h (do_mpc_arg2): ... here.
3795 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
3798 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
3800 * final.c (add_debug_prefix_map): Don't use GC memory for
3801 old_prefix and new_prefix.
3803 2009-08-14 Richard Guenther <rguenther@suse.de>
3805 * ipa-prop.c (compute_complex_pass_through): If we cannot
3806 compute a non-varying offset for IPA_JF_ANCESTOR punt.
3808 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3810 * c-lex.c (c_lex_with_flags): Increase size of local variable
3811 to avoid memory clobber.
3813 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
3816 * config/i386/i386.c (ix86_fp_comparison_strategy):
3817 Only enable/disable sahf at function granularity.
3819 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
3821 PR rtl-optimization/41064
3822 * reload1.c (reload_as_needed): Don't call extract_insn
3823 for known invalid replacements after calling
3824 validate_replace_rtx_group and verify_changes.
3826 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3829 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
3830 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
3831 ix86_expand_fp_vcond.
3832 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
3833 Assert that operation is supported by ix86_expand_int_vcond.
3834 (vcondu<SSEMODE124C8:mode>): Ditto.
3836 2009-08-13 DJ Delorie <dj@redhat.com>
3838 * config/i386/djgpp-stdint.h: New.
3839 * config.gcc (djgpp): Use it.
3841 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
3843 * config/sh/sh.c (sh_override_options): When flag_exceptions or
3844 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
3846 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3848 * tree-ssa-loop-prefetch.c
3849 (prune_ref_by_group_reuse): Enhance probabilistic analysis
3850 for long-stride pruning.
3851 (compute_miss_rate): New function to compute the probability
3852 that two memory references access different cache lines.
3854 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
3856 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
3858 2009-08-13 Richard Guenther <rguenther@suse.de>
3861 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
3862 use the constant pointer type.
3863 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
3864 of CV qualifiers on the target pointer type.
3865 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
3866 conversion check before restrict check.
3868 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3871 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
3873 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3875 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
3877 2009-08-12 Richard Guenther <rguenther@suse.de>
3879 PR tree-optimization/41011
3880 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
3881 and reference constructing.
3883 2009-08-12 Xinliang David Li <davidxl@google.com>
3885 PR tree-optimization/41012
3886 * tree-flow.h : New external interface.
3887 * gimple-low.c (check_call_arg): Change to public function.
3888 Remove argument mismatch check in lowering.
3889 * tree-inline.h (tree_can_inline_p): Interface change.
3890 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
3892 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
3893 Call change to tree_can_inline_p function.
3894 (cgraph_decide_inlining_incrementally): Ditto.
3896 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
3898 PR tree-optimization/41031
3899 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
3900 on the partition variable rather than promote_mode on the source
3901 type. Assert that the partition variable's type has the same
3902 mode as the source value's.
3904 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
3906 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
3907 for for_return == 2.
3908 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
3910 * calls.c (expand_call): Fix typo.
3911 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
3913 * stmt.c (expand_value_return): Use promote_function_mode to copy out
3915 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
3916 * config/cris/cris.c (cris_promote_function_mode): Likewise.
3917 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
3918 * config/pa/pa.c (pa_promote_function_mode): Likewise.
3920 2009-08-12 Andrew Haley <aph@redhat.com>
3922 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
3924 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3927 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3929 2009-08-12 Richard Guenther <rguenther@suse.de>
3931 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
3932 * gimplify.c (gimplify_modify_expr): Do not use
3933 lang_hooks.types_compatible_p.
3934 * tree-ssa.c (useless_type_conversion_p): For aggregates
3935 just return false if the canonical types differ.
3937 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3940 * sese.c (convert_for_phi_arg): New.
3941 (add_guard_exit_phis): Use convert_for_phi_arg.
3943 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3945 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
3946 unknown subscript upper bounds.
3948 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3949 Pranav Garg <pranav.garg2107@gmail.com>
3951 * graphite-interchange.c (gather_access_strides): Removed.
3952 (ppl_max_for_le): New.
3953 (build_linearized_memory_access): New.
3954 (memory_stride_in_loop): New.
3955 (pbb_interchange_profitable_p): Reimplemented.
3956 * graphite-ppl.h (ppl_new_id_map): New.
3957 (ppl_interchange): New.
3959 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3961 * graphite-interchange.c (compute_subscript): Removed.
3962 (compute_array_size_cstr): Removed.
3963 (compute_array_size_poly): Removed.
3964 (compute_array_size): Removed.
3965 (gather_access_strides_poly): Removed.
3966 (gather_access_strides): Empty.
3968 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3970 * graphite-dependences.c (dependence_polyhedron_1): Replace
3971 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
3972 (graphite_legal_transform_dr): Same.
3973 (graphite_carried_dependence_level_k): Same.
3974 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
3975 Initialize PDR_NB_SUBSCRIPTS.
3976 (print_pdr_access_layout): Replace pdr_nb_subscripts with
3978 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
3979 (PDR_NB_SUBSCRIPTS): New.
3980 (pdr_nb_subscripts): Removed.
3981 (pdr_dim): Simplified.
3982 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
3983 with PDR_NB_SUBSCRIPTS.
3985 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
3987 * graphite-interchange.c (compute_array_size): Remove use of
3989 * graphite-poly.c (new_poly_dr): Remove argument data_container.
3990 Do not initialize PDR_DATA_CONTAINER.
3991 (print_pdr): Do not print PDR_DATA_CONTAINER.
3992 * graphite-poly.h (struct poly_dr): Remove data_container field.
3993 (PDR_DATA_CONTAINER): Removed.
3994 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
3996 (build_poly_dr): Same.
3998 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3999 Sebastian Pop <sebastian.pop@amd.com>
4001 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
4002 copy of the dependence polyhedron. Free the temporary objects.
4003 (graphite_carried_dependence_level_k): Free unused objects before
4006 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
4007 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
4008 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
4009 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
4010 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
4012 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4014 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
4015 Early return without analyzing the data dependences if no
4016 transform has been done. Call restore_scattering if the transform
4018 (graphite-interchange.c): Same.
4019 * graphite-poly.c (print_scattering_function): Test for
4021 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
4022 (apply_poly_transforms): Do not gcc_assert that
4023 the transform is legal.
4024 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
4025 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
4026 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
4027 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
4028 * graphite-poly.h (struct poly_scattering): New.
4029 (struct poly_bb): Add original, transformed, and saved fields.
4030 Remove transformed_scattering, original_scattering,
4031 nb_local_variables and nb_scattering_transform fields.
4032 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
4033 (poly_scattering_new): New.
4034 (poly_scattering_free): New.
4035 (poly_scattering_copy): New.
4036 (store_scattering_pbb): New.
4037 (store_scattering): New.
4038 (restore_scattering_pbb): New.
4039 (restore_scattering): New.
4040 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
4041 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
4043 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4045 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
4048 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4050 * Makefile.in (graphite.o): Depends on PREDICT_H.
4051 * graphite.c: Include predict.h.
4052 (graphite_finalize): Call tree_estimate_probability.
4053 * predict.c (predict_loops): Do not call scev_initialize and
4055 (tree_estimate_probability_bb): New.
4056 (tree_estimate_probability): Do not initialize loops: move that
4057 code to the driver. Call tree_estimate_probability_bb.
4058 (tree_estimate_probability_driver): New.
4059 (pass_profile): Use tree_estimate_probability_driver.
4060 * predict.h (tree_estimate_probability): Declared.
4062 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4064 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
4065 * graphite-dependences.c (graphite_legal_transform): Add time to
4066 TV_GRAPHITE_DATA_DEPS.
4067 (dependency_between_pbbs_p): Same.
4068 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
4070 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
4072 PR rtl-optimization/41033
4073 * alias.c (nonoverlapping_component_refs_p): Punt when strict
4074 aliasing is disabled.
4076 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4078 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
4079 si_mask_operand, and_load_operand, low_bitmask_operand,
4080 and_reg_operand, and_operand): New predicates.
4081 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
4082 * config/mips/mips.c (and_operands_ok): New function.
4083 * config/mips/mips-protos.h (and_operands_ok): Declare it.
4084 * config/mips/mips.md (move_type): Add ext_ins and logical.
4085 (type): Handle them.
4086 (and<mode>3): Use and_reg_operand as the second operand's predicate.
4087 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
4088 shift_shift. Remove commutative constraint modifier.
4089 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
4091 (*clear_upper32_dext): Remove define_insn_and_split.
4092 (*clear_upper32): Turn this define_insn_and_split ...
4093 (splitter for ANDing register with 0xffff_ffff): .. into this.
4095 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4097 * combine.c (try_widen_shift_mode): Factor out code to check if an
4098 integer constant is a low-order bitmask from here ...
4099 * rtlanal.c (low_bitmask_len): ... to here.
4100 * rtl.h (low_bitmask_len): Declare.
4102 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
4105 * config/alpha/alpha.md (addsi3): Remove expander.
4106 (addsi3): Rename from *addsi3_internal insn pattern.
4107 (subsi3): Remove expander.
4108 (subsi3): Rename from *subsi3_internal insn pattern.
4110 2009-08-11 Douglas B Rupp <rupp@gnat.com>
4112 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
4115 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
4116 Eric Botcazou <botcazou@adacore.com>
4117 Douglas B Rupp <rupp@gnat.com>
4119 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
4120 that records that fit in 64 bits are returned by immediate value,
4121 as required by OpenVMS Calling Standard.
4122 (function_value): Adjust for above modification.
4123 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
4124 virtual_incoming_args_rtx as base object, not next_arg.
4125 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4127 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4129 * reload.c (find_reloads_subreg_address): Check the original
4130 req_equiv_mem address to detect the case where an address is
4131 not valid in the outer mode.
4133 2009-08-11 Richard Guenther <rguenther@suse.de>
4136 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
4138 2009-08-10 Douglas B Rupp <rupp@gnat.com>
4140 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
4141 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
4143 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
4144 Douglas B Rupp <rupp@gnat.com>
4146 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
4147 PT_STACK when frame_pointer_needed on OpenVMS.
4148 (alpha_pv_save_size, alpha_using_fp): Remove.
4149 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
4150 with proper processing for PT_NULL.
4151 (alpha_vms_initial_elimination_offset): New function. Support for
4152 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
4153 (alpha_sa_size): Force procedure type to PT_STACK when
4154 frame_pointer_needed on OpenVMS.
4155 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
4156 (alpha_using_fp): Likewise.
4157 (alpha_vms_can_eliminate): Add prototype.
4158 (alpha_vms_initial_elimination_offset): Likewise.
4159 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
4160 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
4162 2009-08-10 Eric Botcazou <botcazou@adacore.com>
4163 Douglas B Rupp <rupp@gnat.com>
4165 * config/alpha/alpha.c (common_object_handler): New function.
4166 (vms_attribute_table): Declare a single attribute "common_object".
4167 (vms_output_aligned_decl_common): New global function.
4168 (SECTION_VMS_OVERLAY): Delete.
4169 (SECTION_VMS_GLOBAL): Likewise.
4170 (SECTION_VMS_INITIALIZE): Likewise.
4171 (vms_asm_named_section): Remove support for above flags.
4172 (vms_section_type_flags): Delete.
4173 (TARGET_SECTION_TYPE_FLAGS): Likewise.
4174 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
4175 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4176 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
4178 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4181 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
4182 (sub_ddmmss): Likewise.
4184 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
4187 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
4190 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4193 * reload1.c (reload_as_needed): Use cancel_changes to completely
4194 undo a failed replacement attempt.
4196 2009-08-10 Richard Guenther <rguenther@suse.de>
4199 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
4200 (useless_type_conversion_p): ... here. Require pointer targets
4203 2009-08-10 Dodji Seketeli <dodji@redhat.com>
4206 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
4207 loose the original type of the statement list.
4209 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4211 * config/alpha/alpha.c: Include libfuncs.h
4212 (avms_asm_output_extern): New function.
4213 (alpha_init_libfuncs): Init some decc libfuncs.
4214 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
4215 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
4216 (DO_CRTL_NAMES): Define.
4218 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
4219 (LONG_TYPE_SIZE): Define.
4220 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
4221 (SUBTARGET_SWITCHES): Define malloc64 switch.
4222 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
4223 (MASK_RETURN_ADDR): Define.
4224 doc/invoke.texi (mmalloc64): Document switch.
4226 2009-08-09 Olivier Hainque <hainque@adacore.com>
4227 Douglas B Rupp <rupp@gnat.com>
4229 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
4230 uses_condition_handler.
4231 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
4232 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
4233 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
4234 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
4235 (code_for_builtin): New insn codes for the new alpha_builtins.
4236 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
4237 (alpha_sa_size): Account for uses_condition_handler.
4238 (alpha_expand_prologue): Likewise.
4239 (alpha_start_function): Likewise.
4240 (alpha_expand_epilogue): Likewise.
4241 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
4242 establish/revert expanders.
4243 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
4244 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
4245 New expander, resorting to the alpha.c associated function.
4246 (builtin_revert_vms_condition_handler): Likewise.
4247 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
4248 __gcc_shell_handler, the static VMS condition handler used as
4249 an indirection wrapper to the current dynamically established
4251 * config/alpha/vms-unwind.h: Complete rewrite.
4252 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
4253 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
4255 2009-08-09 Eric Botcazou <botcazou@adacore.com>
4256 Douglas B Rupp <rupp@gnat.com>
4258 * config/alpha/alpha.c (alpha_links): Add 'target' field.
4259 (alpha_need_linkage): Handle aliases. Return function symbol.
4260 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
4261 Use ultimate alias target for the linkage name.
4262 * config/alpha/alpha.md (movmemdi): Use the symbol returned
4263 by alpha_need_linkage for the function symbol.
4264 (setmemdi): Likewise.
4266 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4268 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
4269 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
4270 (ASM_WEAKEN_LABEL): Define.
4271 (CRT_CALL_STATIC_FUNCTION): Define.
4272 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
4273 (ENDFILE_SPEC): Define.
4274 (INIT_SECTION_ASM_OP): Define.
4275 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
4276 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
4278 (MULTILIB_OSDIRNAMES): Define.
4279 (shlib_version): Define.
4280 (SHLIB_EXT): Define.
4281 (SHLIB_OBJS): Define.
4282 (SHLIB_NAME): Define.
4283 (SHLIB_MULTILIB): Define.
4284 (SHLIB_INSTALL): Define.
4285 (SHLIB_SYMVEC): Define.
4286 (SHLIB_SYMVECX2): Define.
4287 (SHLIB_LINK): Define.
4289 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4291 * config/alpha/alpha.c (alpha_initialize_trampoline):
4292 Initialize VMS trampoline IAW ABI for bounded procedure calls.
4293 (alpha_start_function): Emit transfer address on nested functions
4294 for VMS trampoline call.
4295 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
4296 since no longer used.
4297 * config/alpha/vms-tramp.asm: Remove.
4298 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
4299 since now only data initialized at runtime.
4301 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4303 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
4304 (LINK_GCC_C_SEQUENCE_SPEC): Define.
4305 (MD_EXEC_PREFIX): Remove, no longer used.
4306 (MD_STARTFILE_PREFIX): Likewise.
4307 (INCLUDE_DEFAULTS): Likewise.
4308 * config/alpha/t-vms:
4309 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
4311 2009-08-09 Richard Guenther <rguenther@suse.de>
4313 PR tree-optimization/41016
4314 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
4315 (operand_precision): Remove.
4316 (integral_operand_p): Likewise.
4317 (recognize_single_bit_test): Adjust.
4319 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4321 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
4322 operation overflows. Likewise non-cast unary arithmetic.
4323 If one arm of a conditional expression is always taken,
4324 inhibit evaluation warnings for the other arm. Likewise inhibit
4325 evaluation warnings for the second && or || operand if the first
4326 operand is enough to determine the result.
4327 * c-typeck.c (build_conditional_expr): Apply the same inhibition
4329 (build_binary_op): Prevent duplicate evaluation warnings.
4331 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4333 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
4334 and destination have different modes, Use promote_mode to
4335 determine the signedness of the conversion. Assert that the
4336 promoted source mode matches the destination mode. Don't pass
4337 the destination and destination mode to expand_expr if the source
4338 mode is different. Simplify conversion logic.
4340 2009-08-09 Ira Rosen <irar@il.ibm.com>
4342 PR tree-optimization/41008
4343 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
4344 from condition only in case it's a comparison. Adjust checks.
4346 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
4348 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
4349 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
4350 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
4351 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
4352 (dump_cand): Handle them.
4353 (struct iv_cand): New members COST_STEP and AINC_USE.
4354 (stmt_after_increment): Likewise.
4355 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
4356 callers changed. Use gimple_uid comparison instead of scanning.
4357 (add_candidate_1): When looking for identical candidates, take
4358 AINC_USE into account. Set it for new candidates.
4359 (force_expr_to_var_cost): Cast target_spill_cost to int.
4360 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
4361 All callers changed. Check for availability of autoinc addressing
4362 modes, both in general for a given mode, and in the specific use case.
4363 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
4365 (get_computation_cost): Likewise.
4366 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
4367 add_autoinc_candidates): New static functions.
4368 (add_candidate): Call add_autoinc_candidates for candidates based on
4370 (find_iv_candidates): Call set_autoinc_for_original_candidates.
4371 (determine_use_iv_cost_address): If we have an autoinc candidate at
4372 the matching use, verify autoinc is possible and subtract the cost
4373 of the candidate's step from the cost.
4374 (determine_iv_cost): Record the cost of the increment in the COST_STEP
4375 member of the candidate.
4376 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
4377 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
4379 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4381 * config.build (ia64-hp-*vms*): New target.
4382 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4384 * config.gcc (ia64-hp-*vms*): New target.
4385 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4387 * config.host (ia64-hp-*vms*): New target.
4388 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4391 2009-08-08 Richard Guenther <rguenther@suse.de>
4393 PR tree-optimization/40991
4394 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
4396 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
4398 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
4399 mode check. Do truncations in an integer mode.
4400 (force_to_mode): Handle subregs for all mode types. Only do
4401 arithmetic simplifications on integer modes.
4403 2009-08-07 Richard Guenther <rguenther@suse.de>
4405 PR tree-optimization/40999
4406 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
4407 (maybe_fold_reference): Lookup constant initializers.
4408 (fold_gimple_assign): Likewise.
4410 2009-08-07 Richard Guenther <rguenther@suse.de>
4412 * tree-ssa.c (useless_type_conversion_p_1): Only for types
4413 that require structural equality defer to the langhook.
4415 2009-08-07 Martin Jambor <mjambor@suse.cz>
4417 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
4419 (struct ipa_pass_through_data): New type.
4420 (struct ipa_ancestor_jf_data): New type.
4421 (union jump_func_value): Removed field formal_id, added fields
4422 pass_through and ancestor.
4423 (struct ipa_param_call_note): Changed type of formal_id to int from
4425 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
4426 operations jump functions and ancestor jump functions.
4427 (compute_complex_pass_through): New function.
4428 (compute_scalar_jump_functions): Call compute_complex_pass_through,
4429 reflect changes in the jump function strucutre.
4430 (update_jump_functions_after_inlining): Ignore complex pass-through
4431 and ancestor jump functions.
4432 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
4433 polynomial pass-through with operation jump functions.
4435 2009-08-07 Jakub Jelinek <jakub@redhat.com>
4437 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
4438 fde->dw_fde_begin as begin label instead of hot/cold label.
4439 Use LLSDAC label instead of LLSDA for second section lsda.
4440 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
4441 label instead of LLSDA if it is true.
4442 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
4444 * except.c (add_call_site, dw2_size_of_call_site_table): Add
4445 SECTION argument. Use it as index into crtl->eh.call_site_record
4447 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
4448 use it to determine how to print table entries instead of using
4449 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
4450 label instead of normal begin label as base.
4451 (sjlj_assign_call_site_values): Adjust add_call_site caller.
4452 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
4453 ensure no EH range spans between sections and that landing pads
4454 are always in the corresponding section.
4455 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
4456 for crtl->eh.call_site_record being an array rather than scalar.
4457 (output_one_function_exception_table): New function, copied
4458 from output_function_exception_table. Adjust
4459 dw2_size_of_call_site_table, dw2_output_call_site_table
4460 callers. For SECOND section use *C suffixed labels.
4461 (output_function_exception_table): Call
4462 output_one_function_exception_table and, when doing hot/cold
4463 partitioning, also another time for the second section.
4464 * opts.c: Include except.h.
4465 (decode_options): Allow -freorder-blocks-and-partition with
4466 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
4467 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
4468 * function.h (struct rtl_eh): Change call_site_record from
4469 scalar into array of 2 elements.
4471 2009-08-07 Martin Jambor <mjambor@suse.cz>
4473 * ipa-prop.c (count_formal_params_1): New function.
4474 (ipa_get_vector_of_formal_parms): New function.
4475 (get_vector_of_formal_parm_types): New function.
4476 (ipa_modify_formal_parameters): New function.
4477 (ipa_modify_call_arguments): New function.
4478 (index_in_adjustments_multiple_times_p): New function.
4479 (ipa_combine_adjustments): New function.
4480 (ipa_dump_param_adjustments): New function.
4481 * ipa-prop.h (struct ipa_parm_adjustment): New type.
4482 (ipa_get_vector_of_formal_parms): Declare.
4483 (ipa_modify_formal_parameters): Declare.
4484 (ipa_modify_call_arguments): Declare.
4485 (ipa_combine_adjustments): Declare.
4486 (ipa_dump_param_adjustments): Declare.
4487 (build_ref_for_offset): Declare.
4488 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
4489 * tree-sra.c: Include ipa-prop.c.
4490 (build_ref_for_offset): Make public.
4492 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
4494 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
4496 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
4498 * gcc/doc/extend.texi (__builtin_extract_return_address)
4499 (__builtin_frob_return_address): Document.
4501 2009-08-06 Paul Brook <paul@codesourcery.com>
4503 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
4504 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
4505 implementation on ARMv6-M.
4507 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4509 * doc/extend.texi (pcs): Document new attribute for ARM.
4511 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4513 * arm.c (pcs_attribute_args): Comment out unsupported attribute
4516 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4518 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
4521 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4523 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
4525 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
4527 Merge ARM/hard_vfp_branch to trunk.
4529 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
4531 * arm.c (libcall_eq): New function.
4532 (libcall_hash): New function.
4533 (add_libcall): New function.
4534 (arm_libcall_uses_aapcs_base): New function.
4535 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
4536 libcalls using the base PCS.
4537 (arm_init_cumulative_args): Likewise.
4539 2009-07-20 Joseph Myers <joseph@codesourcery.com>
4541 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
4542 Use base ABI for conversion libfuncs between HFmode and SFmode.
4544 2009-05-12 Joseph Myers <joseph@codesourcery.com>
4546 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
4547 V4SImode as representatives of all 64-bit and 128-bit vector
4548 types. Allow vector types without vector modes.
4549 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
4550 without vector modes like BLKmode.
4551 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
4552 BLKmode. Avoid unsupported vector modes or TImode moves for
4554 (aapcs_vfp_allocate_return_reg): Likewise.
4555 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
4556 V8QImode if TARGET_NEON || TARGET_IWMMXT.
4558 2009-05-12 Joseph Myers <joseph@codesourcery.com>
4560 * config/arm/arm.c (arm_handle_pcs_attribute): New.
4561 (arm_get_pcs_model): Pass attribute arguments to
4562 arm_pcs_from_attribute.
4563 (arm_init_cumulative_args): Use base AAPCS for conversions from
4564 floating-point types to DImode.
4565 (arm_attribute_table): Add pcs attribute.
4566 (arm_handle_pcs_attribute): New.
4567 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
4568 conversions from floating-point types to DImode, also declare them
4569 to use base AAPCS and declare functions they call to use base
4570 AAPCS and their RTABI names.
4572 2009-05-12 Joseph Myers <joseph@codesourcery.com>
4574 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
4575 -mfloat-abi=hard not being supported for VFP.
4577 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
4579 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
4580 SYMBOL_REF to hard_libcall_value.
4582 2009-03-05 Joseph Myers <joseph@codesourcery.com>
4583 Richard Earnshaw <rearnsha@arm.com>
4585 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
4586 has been put on the stack, all remaining co-processory arguments for
4587 that co-processor also go on the stack.
4589 2009-03-05 Joseph Myers <joseph@codesourcery.com>
4591 * config/arm/arm.c (arm_return_in_memory): Handle returning
4592 vectors of suitable size in registers also for AAPCS case.
4594 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
4596 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
4598 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
4600 ARM Hard-VFP calling convention
4601 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
4602 * target.h (gcc_target): Add libcall_value to table of call hooks.
4603 * targhooks.h (default_libcall_value): Default implementation.
4604 * targhooks.c (default_libcall_value): Likewise.
4605 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
4606 * optabs.c (expand_unop): Use it.
4607 * expr.h (hard_libcall_value): Pass the function RTX through.
4608 * calls.c (emit_library_call_value_1): Update call to
4610 * explow.c (hard_libcall_value): Use new target hook.
4611 * testsuite/lib/target-supports.exp
4612 (check_effective_target_arm_hard_vfp_ok): New hook.
4613 (check_effective_target_arm_neon_ok): Improve test for neon
4615 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
4616 * config/arm/arm.c: Include cgraph.h
4617 (TARGET_FUNCTION_VALUE): Override default hook.
4618 (arm_pcs_default): New variable.
4619 (arm_override_options): Don't fault hard calling convention with VFP.
4620 Add support for AAPCS variants.
4621 (arm_function_value): Make static. Handle AAPCS variants.
4622 (arm_libcall_value): New function.
4623 (arm_apply_result_size): Handle VFP registers in results.
4624 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
4626 (pcs_attribute_args): New variable.
4627 (arm_pcs_from_attribute): New function.
4628 (arm_get_pcs_model): New function.
4629 (aapcs_vfp_cum_init): New function.
4630 (aapcs_vfp_sub_candidate): New function.
4631 (aapcs_vfp_is_return_candidate): New function.
4632 (aapcs_vfp_is_call_candidate): New function.
4633 (aapcs_vfp_allocate): New function.
4634 (aapcs_vfp_allocate_return_reg): New function.
4635 (aapcs_vfp_advance): New function.
4636 (aapcs_cp_arg_layout): New variable.
4637 (aapcs_select_call_coproc): New function.
4638 (aapcs_select_return_coproc): New function.
4639 (aapcs_allocate_return_reg): New function.
4640 (aapcs_libcall_value): New function.
4641 (aapcs_layout_arg): New function.
4642 (arm_init_cumulative_args): Initialize AAPCS args data.
4643 (arm_function_arg): Handle AAPCS variants using new interface.
4644 (arm_arg_parital_bytes): Likewise.
4645 (arm_function_arg_advance): New function.
4646 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
4647 calling conventions.
4648 (arm_setup_incoming_varargs): Handle new AAPCS args data.
4649 * arm.h (NUM_VFP_ARG_REGS): Define.
4650 (LIBCALL_VALUE): Update.
4651 (FUNCTION_VALUE): Delete.
4652 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
4653 (arm_pcs): New enum.
4654 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
4655 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
4656 (FUNCTION_ARG_REGNO_P): Add VFP regs.
4657 * arm-protos.h (arm_function_arg_advance): Add.
4658 (aapcs_libcall_value): Add.
4659 (arm_function_value): Delete.
4661 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
4662 H.J. Lu <hongjiu.lu@intel.com>
4665 * config/i386/i386.c (standard_sse_mode_p): Remove.
4666 (standard_sse_constant_p): Return 2 for integer mode
4667 vector_all_ones_operand when SSE2 is enabled.
4668 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
4669 (ix86_expand_vector_move): Do not check for negative values from
4670 standard_sse_constant_p.
4672 2009-08-06 Richard Guenther <rguenther@suse.de>
4674 * tree-ssa.c (useless_type_conversion_p_1): Make function and
4675 array type comparisons frontend independent.
4676 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
4677 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
4678 out array reference lower bound and element size operands.
4679 (ao_ref_init_from_vn_reference): Properly compute the offset
4680 for ARRAY_RANGE_REF.
4681 (vn_reference_fold_indirect): Fill out array reference lower
4682 bound and element size operands.
4683 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
4684 a non gimple valued reference operand which can happen for
4685 array reference lower bound or element size.
4686 (create_component_ref_by_pieces_1): Properly generate the
4687 element size operand for array references.
4689 2009-08-06 Richard Guenther <rguenther@suse.de>
4691 PR tree-optimization/40964
4692 * tree.c (iterative_hash_host_wide_int): Export.
4693 * tree.h (iterative_hash_host_wide_int): Declare.
4694 * tree-ssa-structalias.c (heapvar_map): New struct.
4695 (heapvar_map_eq): New function.
4696 (heapvar_map_hash): Likewise.
4697 (heapvar_lookup): Adjust.
4698 (heapvar_insert): Likewise.
4699 (make_constraint_from_heapvar): Allow multiple heap variables
4700 per decl at different offsets.
4701 (init_alias_heapvars): Adjust.
4703 2009-08-04 David Daney <ddaney@caviumnetworks.com>
4705 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
4706 * mips_output_sync_loop (mips_output_sync_loop): Only emit
4707 trailing sync if TARGET_SYNC_AFTER_SC.
4709 2009-08-05 David Daney <ddaney@caviumnetworks.com>
4711 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
4712 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
4713 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
4714 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
4715 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4716 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4717 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4718 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
4719 test_and_set_12): Rewrite calls to mips_output_sync_loop.
4720 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
4721 the prototype declaration match the definition.
4722 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
4723 instructions explicitly. Add barrier_before and operands
4725 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
4726 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
4727 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
4728 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4729 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
4730 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
4732 2009-08-05 Andrew Pinski <pinskia@gmail.com>
4734 * tree-ssa-alias.c: Fix intervals to use [) syntax.
4736 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
4737 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4740 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
4743 2009-08-05 Jakub Jelinek <jakub@redhat.com>
4745 PR rtl-optimization/40924
4746 * dse.c (canon_address): Before calling cselib_expand_value_rtx
4747 make sure canon_rtx (mem_address) isn't simpler than
4748 canon_rtx (expanded_mem_address).
4750 2009-08-05 Li Feng <nemokingdom@gmail.com>
4752 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
4754 (build_scop_drs): Build alias set for each SCoP.
4756 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
4758 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
4759 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
4760 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
4761 (MIPS_ARCH_FLOAT_SPEC): Likewise.
4762 (BASE_DRIVER_SELF_SPECS): Likewise.
4764 2009-08-04 Andrew Pinski <pinskia@gmail.com>
4766 * tree-ssa-alias.c: Fix some comment typos.
4768 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
4770 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
4771 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
4773 2009-08-03 Janis Johnson <janis187@us.ibm.com>
4776 * simplify-rtx.c (simplify_binary_operation_1): Disable
4777 simplifications for decimal float operations.
4779 2009-08-03 Jakub Jelinek <jakub@redhat.com>
4782 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
4783 operand of INDIRECT_REF.
4785 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
4787 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
4788 constants referencing TLS symbols.
4790 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4792 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
4793 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
4795 2009-08-03 Richard Guenther <rguenther@suse.de>
4797 * tree.c (make_vector_type): Build a main variant first,
4798 get the canonical one and then build the variant.
4799 * tree-ssa.c (useless_type_conversion_p_1): Handle
4801 (useless_type_conversion_p): Conversions to pointers to
4802 incomplete record types are useless.
4804 2009-08-03 Richard Guenther <rguenther@suse.de>
4806 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
4807 file will be created.
4808 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
4809 * toplev.c (compile_file): Adjust comment.
4811 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
4813 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
4814 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
4815 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4816 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4817 (sh_promote_function_mode): Fix typo.
4819 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
4821 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
4823 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4825 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
4826 declaration arguments.
4828 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
4830 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
4831 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
4832 (ix86_split_ashl): Ditto.
4833 (ix86_expand_vector_init_one_nonzero): Ditto.
4834 (ix86_expand_vector_set): Ditto.
4835 (ix86_expand_reduc_v4sf): Ditto.
4837 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
4839 * explow.c (promote_function_mode): Remove assert.
4840 * config/sh/sh.c (sh_promote_function_mode): Declare.
4842 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4844 * config/pa/pa.c (pa_promote_function_mode): Declare.
4845 Change to static. Fix promote_mode call.
4847 * gthr-dce.h (CONST_CAST2): Define if not defined.
4848 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
4850 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
4852 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
4854 * expr.c (store_constructor): Use promote_decl_mode. Remove
4855 now write-only variable unsignedp.
4856 (expand_expr_real_1): Use promote_decl_mode.
4857 * expr.h (promote_function_mode, promote_decl_mode): New.
4858 (promote_mode): Remove last argument.
4859 * function.c (assign_temp): Drop last argument of promote_mode.
4860 (assign_parm_find_data_types): Use promote_function_mode.
4861 (assign_parm_setup_reg): Likewise.
4862 (expand_function_end): Use promote_function_mode.
4863 * calls.c (initialize_argument_information): Use promote_function_mode.
4864 (precompute_arguments): Use promote_mode instead of checking if
4865 only PROMOTE_FUNCTION_MODE is defined.
4866 (expand_call): When making sibcall decisions, use promote_function_mode.
4867 Below, remove an if for targetm.calls.promote_function_return and
4868 and use promote_function_mode.
4869 (emit_library_call_value_1): Use promote_function_mode, fix bug
4870 where promote_mode was passed FOR_CALL == 0 for a return value in an
4872 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4873 * explow.c (promote_function_mode, promote_decl_mode): New.
4874 (promote_mode): Keep only the FOR_CALL == 0 case.
4875 * combine.c (setup_incoming_promotion): Remove test of
4876 promote_function_args. Use promote_function_mode.
4877 * stmt.c (expand_value_return): Use promote_decl_mode.
4878 (expand_decl): Use promote_decl_mode.
4880 * expr.c (store_constructor): Use promote_decl_mode. Remove
4881 now write-only variable unsignedp.
4882 (expand_expr_real_1): Use promote_decl_mode.
4883 * expr.h (promote_function_mode, promote_decl_mode): New.
4884 (promote_mode): Remove last argument.
4885 * function.c (assign_temp): Drop last argument of promote_mode.
4886 (assign_parm_find_data_types): Use promote_function_mode.
4887 (assign_parm_setup_reg): Likewise.
4888 (expand_function_end): Use promote_function_mode.
4889 * calls.c (initialize_argument_information): Use promote_function_mode.
4890 (precompute_arguments): Use promote_mode instead of checking if
4891 only PROMOTE_FUNCTION_MODE is defined.
4892 (expand_call): When making sibcall decisions, use promote_function_mode.
4893 Below, remove an if for targetm.calls.promote_function_return and
4894 and use promote_function_mode.
4895 (emit_library_call_value_1): Use promote_function_mode, fix bug
4896 where promote_mode was passed FOR_CALL == 0 for a return value in an
4898 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
4899 * explow.c (promote_function_mode, promote_decl_mode): New.
4900 (promote_mode): Keep only the FOR_CALL == 0 case.
4901 * combine.c (setup_incoming_promotion): Remove test of
4902 promote_function_args. Use promote_function_mode.
4903 * stmt.c (expand_value_return): Use promote_decl_mode.
4904 (expand_decl): Use promote_decl_mode.
4906 * explow.c (promote_function_mode): Just call the target hook.
4907 * targhooks.c (default_promote_function_mode,
4908 default_promote_function_mode_always_promote): New.
4909 * targhooks.h (default_promote_function_mode,
4910 default_promote_function_mode_always_promote): Declare.
4911 * target.h (promote_function_args, promote_function_return): Remove.
4912 (promote_function_mode): New.
4913 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4914 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4915 (TARGET_PROMOTE_FUNCTION_MODE): New.
4916 (TARGET_CALLS): Adjust.
4917 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
4918 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
4920 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
4921 * config/s390/s390.c (s390_promote_function_mode): ... here,
4922 with pointer handling.
4923 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4924 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4926 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
4927 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
4928 with pointer handling.
4929 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4930 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4932 * config/sh/sh-protos.h (sh_promote_function_mode): New.
4933 * config/sh/sh.c (sh_promote_function_mode): New.
4934 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4935 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4937 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
4938 * config/cris/cris.c (cris_promote_function_mode): ... here.
4939 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4940 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4942 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
4943 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
4944 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4945 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
4947 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
4948 * config/arm/arm.c (arm_promote_function_mode): ... here, without
4949 complex type handling.
4950 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4951 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4953 * config/pa/pa.c (pa_promote_function_mode): New.
4954 (TARGET_PROMOTE_FUNCTION_MODE): Define.
4955 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4957 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
4958 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
4959 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
4960 * config/xtensa/xtensa.c: Likewise.
4961 * config/stormy16/stormy16.c: Likewise.
4962 * config/iq2000/iq2000.c: Likewise.
4963 * config/rs6000/rs6000.c: Likewise.
4964 * config/picochip/picochip.c: Likewise.
4965 * config/arc/arc.c: Likewise.
4966 * config/mcore/mcore.c: Likewise.
4967 * config/score/score.c: Likewise.
4968 * config/mips/mips.c: Likewise.
4969 * config/bfin/bfin.c: Likewise.
4970 * config/ia64/ia64.c: Likewise (disabled though).
4972 * config/frv/frv.h: Remove pointless remark.
4974 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
4975 TARGET_PROMOTE_FUNCTION_ARGS,
4976 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
4977 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
4979 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
4981 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
4982 -floop-parallelize-all.
4983 * toplev.c (process_options): Rename flag_graphite_force_parallel to
4984 flag_loop_parallelize_all.
4985 * tree-ssa-loop.c (gate_graphite_transforms): Same.
4986 * graphite.c (graphite_transform_loops): Same.
4988 * graphite-poly.c (apply_poly_transforms): Same.
4990 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
4992 PR tree-optimization/40914
4993 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
4994 if set, then check the delta field of the PMF record.
4995 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
4996 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
4997 call is stored in the delta.
4999 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
5001 * config/mips/mips.md (*clear_upper32_dext): New pattern.
5003 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
5005 * config/i386/bsd.h (ASM_BYTE): New define.
5006 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
5007 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
5008 .byte. Use fputs or putc instead of fprintf where appropriate.
5009 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
5010 fputs or putc instead of fprintf where appropriate.
5011 * config/i386/i386elf.h: Ditto.
5012 * config/i386/sysv4.h: Ditto.
5014 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
5015 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
5016 (*tls_global_dynamic_64): Ditto.
5018 2009-07-31 Christian Bruel <christian.bruel@st.com>
5020 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5022 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5024 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
5025 Remove dead code for MINUS.
5027 2009-07-31 Anthony Green <green@moxielogic.com>
5029 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
5031 (moxie_expand_epilogue): Ditto for epilogue.
5032 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
5034 (moxie_function_arg): Ditto.
5035 (moxie_pass_by_reference): Ditto.
5036 (moxie_arg_partial_bytes): Ditto.
5037 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
5038 (FUNCTION_ARG_ADVANCE) Ditto.
5039 (REG_PARM_STACK_SPACE) Ditto.
5040 (FUNCTION_ARG_REGNO_P) Dito.
5042 * config.gcc: Add moxie linux config support.
5043 * gcc/config/moxie/uclinux.h: New file.
5045 2009-07-31 DJ Delorie <dj@redhat.com>
5047 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
5048 (UNSPECV_SP_SWITCH_E): New.
5049 (sp_switch_1): Change to an unspec.
5050 (sp_switch_2): Change to an unspec. Don't use post-inc when we
5052 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
5053 reference the new stack's address
5055 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5057 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
5058 graphite-clast-to-gimple.o, graphite-dependences.o,
5059 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5060 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
5061 (graphite-blocking.o,
5062 graphite-clast-to-gimple.o, graphite-dependences.o,
5063 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5064 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
5065 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
5066 * cfgloop.h (struct loop): Add can_be_parallel field.
5067 * common.opt (fgraphite-identity): Moved up.
5068 (fgraphite-force-parallel): New flag.
5069 * graphite.c: Rewrite.
5070 * graphite.h: Rewrite.
5071 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
5073 * toplev.c (graphite_out_file): New file descriptor.
5074 (graphite_in_file): New.
5075 (process_options): flag_graphite_force_parallel cannot be used without
5077 * tree-ssa-loop.c: Include toplev.h.
5078 (gate_graphite_transforms): Enable flag_graphite for
5079 flag_graphite_force_parallel.
5081 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5083 * ChangeLog.graphite: New.
5084 * graphite-blocking.c: New.
5085 * graphite-clast-to-gimple.c: New.
5086 * graphite-clast-to-gimple.h: New.
5087 * graphite-dependences.c: New.
5088 * graphite-dependences.h: New.
5089 * graphite-interchange.c: New.
5090 * graphite-poly.c: New.
5091 * graphite-poly.h: New.
5092 * graphite-ppl.c: New.
5093 * graphite-ppl.h: New.
5094 * graphite-scop-detection.c: New.
5095 * graphite-scop-detection.h: New.
5096 * graphite-sese-to-poly.c: New.
5097 * graphite-sese-to-poly.h: New.
5101 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5103 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
5104 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
5106 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5108 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
5109 (scev_is_linear_expression): Return false if the evolution is not
5110 affine multivariate.
5112 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5114 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
5115 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
5117 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5119 * tree-data-ref.c (debug_data_references): New.
5120 (debug_data_reference): New.
5121 * tree-data-ref.h (debug_data_references): Declared.
5122 (debug_data_reference): Declared.
5124 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5126 * tree-data-ref.c (stmt_simple_memref_p: Removed.
5127 * tree-data-ref.h (scop_p): Removed.
5128 (struct data_reference): Remove field scop.
5130 (stmt_simple_memref_p): Removed.
5132 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5134 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
5135 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
5138 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5140 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
5142 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5144 * doc/invoke.texi (-fgraphite-identity): Documented.
5146 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5148 * tree-scalar-evolution.c: Fix comment.
5149 (instantiate_scev_1): Return unknow from scev instantiation if the
5150 result is not above instantiate_below.
5152 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5154 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
5155 static anymore. Instantiate the symbols that may have been introduced
5157 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
5160 2009-07-30 DJ Delorie <dj@redhat.com>
5162 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
5163 .vliw directive to VLIW sections.
5165 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5167 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
5169 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
5170 (AUTOHEADER): New variable.
5171 ($(srcdir)/cstamp-h.in): Use it.
5173 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5174 Pat Haugen <pthaugen@us.ibm.com>
5175 Revital Eres <ERES@il.ibm.com>
5177 * config/rs6000/vector.md (VEC_F): Add VSX support.
5181 (vector_load_<mode>): Ditto.
5182 (vector_store_<mode>): Ditto.
5183 (vector GPR move split): Ditto.
5184 (vec_reload_and_plus_<mptrsize>): Ditto.
5185 (vec_reload_and_reg_<mptrsize>): Ditto.
5186 (add<mode>3): Ditto.
5187 (sub<mode>3): Ditto.
5188 (mul<mode>3): Ditto.
5189 (neg<mode>2): Ditto.
5190 (abs<mode>2): Ditto.
5191 (smin<mode>3): Ditto.
5192 (smax<mode>3): Ditto.
5193 (vector_eq<mode>): Ditto.
5194 (vector_gt<mode>): Ditto.
5195 (vector_ge<mode>): Ditto.
5196 (vector_gtu<mode>): Ditto.
5197 (vector_select_<mode>_uns): Ditto.
5198 (vector_eq_<mode>_p): Ditto.
5199 (vector_gt_<mode>_p): Ditto.
5200 (vector_ge_<mode>_p): Ditto.
5201 (vector_gtu_<mode>_p): Ditto.
5202 (cr6_test_for_zero): Ditto.
5203 (cr6_test_for_zero_reverse): Ditto.
5204 (cr6_test_for_lt): Ditto.
5205 (cr6_test_for_lt_reverse): Ditto.
5206 (xor<mode>3): Ditto.
5207 (ior<mode>3): Ditto.
5208 (and<mode>3): Ditto.
5209 (one_cmpl<mode>2): Ditto.
5210 (nor<mode>2): Ditto.
5211 (andc<mode>2): Ditto.
5212 (float<VEC_int<mode>2): Ditto.
5213 (unsigned_float<VEC_int><mode>2): Ditto.
5214 (fix_trunc<mode><VEC_int>2): Ditto.
5215 (fixuns_trunc<mode><VEC_int>2): Ditto.
5217 (vec_set<mode>): Ditto.
5218 (vec_extract<mode>): Ditto.
5219 (vec_interleave_highv4sf): Ditto.
5220 (vec_interleave_lowv4sf): Ditto.
5221 (vec_realign_load_<mode>): Ditto.
5222 (vec_shl_<mode>): Ditto.
5223 (vec_shr_<mode>): Ditto.
5224 (div<mode>3): New patterns for VSX.
5225 (vec_interleave_highv2df): Ditto.
5226 (vec_interleave_lowv2df): Ditto.
5227 (vec_pack_trunc_v2df): Ditto.
5228 (vec_pack_sfix_trunc_v2df): Ditto.
5229 (vec_pack_ufix_trunc_v2df): Ditto.
5230 (vec_unpacks_hi_v4sf): Ditto.
5231 (vec_unpacks_lo_v4sf): Ditto.
5232 (vec_unpacks_float_hi_v4si): Ditto.
5233 (vec_unpacks_float_lo_v4si): Ditto.
5234 (vec_unpacku_float_hi_v4si): Ditto.
5235 (vec_unpacku_float_lo_v4si): Ditto.
5236 (movmisalign<mode>): Ditto.
5237 (vector_ceil<mode>2): New patterns for vectorizing math library.
5238 (vector_floor<mode>2): Ditto.
5239 (vector_btrunc<mode>2): Ditto.
5240 (vector_copysign<mode>3): Ditto.
5242 * config/rs6000/predicates.md (easy_vector_constant_msb): New
5243 predicate for setting the high bit in each word, used for copysign.
5245 * config/rs6000/ppc-asm.h (f19): Whitespace.
5246 (f32-f63): Define if VSX.
5247 (v0-v31): Define if Altivec.
5248 (vs0-vs63): Define if VSX.
5250 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
5252 * config/rs6000/power7.md: New file, provide tuning parameters for
5255 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
5256 (rs6000_cpu_cpp_builtins): Ditto.
5257 (altivec_overloaded_builtins): Ditto.
5258 (altivec_resolve_overloaded_builtin): Ditto.
5260 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
5261 debug switch to disable vectorizing simple math builtin
5264 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5265 Vectorize simple math builtin functions.
5266 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5267 hook to vectorize math builtins.
5268 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
5269 (rs6000_builtin_conversion): Add VSX/power7 support.
5270 (rs6000_builtin_vec_perm): Ditto.
5271 (vsplits_constant): Add support for loading up a vector constant
5272 with just the high bit set in each part.
5273 (rs6000_expand_vector_init): Add VSX/power7 support.
5274 (rs6000_expand_vector_set): Ditto.
5275 (rs6000_expand_vector_extract): Ditto.
5276 (rs6000_emit_move): Ditto.
5277 (bdesc_3arg): Ditto.
5278 (bdesc_2arg): Ditto.
5279 (bdesc_1arg): Ditto.
5280 (rs6000_expand_ternop_builtin): Ditto.
5281 (altivec_expand_builtin): Ditto.
5282 (rs6000_expand_unop_builtin): Ditto.
5283 (rs6000_init_builtins): Ditto.
5284 (altivec_init_builtins): Ditto.
5285 (builtin_function_type): Ditto.
5286 (rs6000_common_init_builtins): Ditto.
5287 (rs6000_handle_altivec_attribute); Ditto.
5288 (rs6000_mangle_type): Ditto.
5289 (rs6000_vector_mode_supported_p): Ditto.
5290 (rs6000_mode_dependent_address): Altivec addresses with AND -16
5293 * config/rs6000/vsx.md: New file for VSX support.
5295 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
5296 identifing values with just the most significant bit set.
5297 (enum rs6000_builtins): Add builtins for VSX. Add simple math
5298 vectorized builtins.
5300 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
5301 (UNSPEC_VRFIM): Delete.
5302 (splitter for loading up vector with most significant bit): New
5303 splitter for vectorizing copysign.
5304 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
5305 vectorizing simple math functions.
5306 (altivec_vrfip): Add support for vectorizing simple math functions.
5307 (altivec_vrfim): Ditto.
5308 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
5310 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
5311 (power7.md, vsx.md): Include for power7 support.
5312 (copysigndf3): Use VSX instructions if -mvsx.
5313 (negdf2_fpr): Ditto.
5314 (absdf2_fpr): Ditto.
5315 (nabsdf2_fpr): Ditto.
5316 (adddf3_fpr): Ditto.
5317 (subdf3_fpr): Ditto.
5318 (muldf3_fpr): Ditto.
5319 (divdf3_fpr): Ditto.
5320 (fix_truncdfdi2_fpr): Ditto.
5321 (cmpdf_internal1): Ditto.
5322 (fred, fred_fpr): Convert into expander/insn to add VSX support.
5323 (btruncdf2, btruncdf2_fpr): Ditto.
5324 (ceildf2, ceildf2_fpr): Ditto.
5325 (floordf2, floordf2_fpr): Ditto.
5326 (floatdidf2, floatdidf2_fpr): Ditto.
5327 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
5328 (fmsubdf4_fpr): Ditto.
5329 (fnmadddf4_fpr_1): Ditto.
5330 (fnmadddf4_fpr_2): Ditto.
5331 (fnmsubdf4_fpr_1): Ditto.
5332 (fnmsubdf4_fpr_2): Ditto.
5333 (fixuns_truncdfdi2): Add expander for VSX support.
5334 (fix_truncdfdi2): Ditto.
5335 (fix_truncdfsi2): Ditto.
5337 (btruncsf2): Whitespace.
5338 (movdf_hardfloat32): Add support for VSX registers.
5339 (movdf_softfloat32): Ditto.
5340 (movdf_hardfloat64): Ditto.
5341 (movdf_hardfloat64_mfpgpr): Ditto.
5342 (movdf_softfloat64): Ditto.
5343 (movti splitters): Add check for vector registers supporting
5344 TImode in the future.
5345 (bpermd): Add power7 bpermd instruction.
5347 * config/rs6000/altivec.h (vec_div): Define if VSX.
5351 (vec_nearbyint): Ditto.
5354 (all predicates): Use the generic builtin function, and not the V4SF
5355 specific function so that the predicates will work with VSX's V2DF.
5359 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
5360 Document new VSX functions and types.
5362 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
5365 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
5366 "wa", and "j" constraints. Modify "v" to talk about Altivec
5367 instead of just vector.
5369 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
5372 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
5373 location for phi arguments.
5374 (rewrite_update_phi_arguments): Find locations for reaching defs.
5375 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
5376 Add location to add_phi_arg calls.
5377 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
5378 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
5379 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
5380 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
5381 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
5382 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
5383 * tree-phinodes.c (make_phi_node): Initialize location.
5384 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
5385 (add_phi_arg): Add location parameter.
5386 (remove_phi_arg_num): Move location when moving phi argument.
5387 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
5389 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
5390 slpeel_update_phi_nodes_for_guard1,
5391 slpeel_update_phi_nodes_for_guard2,
5392 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
5393 vect_loop_versioning): Set locations.
5394 * tree-parloops.c (create_phi_for_local_result,
5395 transform_to_exit_first_loop, create_parallel_loop): Add locations.
5396 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
5397 * tree-vect-loop.c (get_initial_def_for_induction,
5398 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
5400 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
5401 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
5402 (gimple_phi_arg_set_location): New. Set locus.
5403 (gimple_phi_arg_has_location): New. Check for locus.
5404 (redirect_edge_var_map_location): New. Return locus from var_map.
5405 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
5406 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
5407 combining PHI arguments.
5408 (cond_store_replacement): Set location.
5409 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
5410 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
5411 scop_add_exit_phis_edge): Add locations.
5412 * tree-cfgcleanup.c (remove_forwarder_block,
5413 remove_forwarder_block_with_phi): Add locations.
5414 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
5415 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
5417 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
5418 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
5419 flush_pending_stmts): Add source location.
5420 * lambda-code.c (perfect_nestify): Maintain location stack with argument
5421 stack to preserve locations.
5422 * tree-vect-stmts.c (vectorizable_load): Add location.
5423 * tree-inline.c (copy_phis_for_bb): Copy locus.
5424 (setup_one_parameter): Add call locus to inlined parameter stmts.
5425 (initialize_inlined_parameters): Pass in call location as parameter
5427 (tree_function_versioning): Pass location to setup_one_parameter.
5428 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
5429 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
5430 copy and edge lists.
5431 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
5432 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
5433 locus parameter and override the stmt default if provided.
5434 (new_elim_graph, clear_elim_graph, delete_elim_graph,
5435 elim_graph_add_edge, elim_graph_remove_succ_edge,
5436 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
5437 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
5438 eliminate_phi): Add locus info in elimination graph for each edge and
5440 (insert_backedge_copies): Copy locus if present.
5441 * tree-flow.h (struct _edge_var_map): Add locus field.
5442 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
5443 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
5444 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
5446 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
5448 2009-07-30 Martin Jambor <mjambor@suse.cz>
5450 PR tree-optimization/40570
5451 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
5454 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
5456 * ssa-loop-manip.c: Include langhooks.h.
5457 (rewrite_phi_with_iv): New.
5458 (rewrite_all_phi_nodes_with_iv): New.
5459 (canonicalize_loop_ivs): Move here from tree-parloops.c.
5460 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
5461 * tree-parloops.c (loop_parallel_p): Move out all conditions
5462 except dependency check.
5463 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
5464 (gen_parallel_loop): Call canonicalize_loop_ivs without
5465 reduction_list argument.
5466 (build_new_reduction): New.
5467 (gather_scalar_reductions): New.
5468 (try_get_loop_niter): New.
5469 (try_create_reduction_list): New.
5470 (parallleize_loops): Change the parallel conditions check.
5471 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
5472 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
5474 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
5476 * opt-functions.awk (opt_args): Allow argument to be enclosed in
5478 * doc/options.texi (Option properties): Mention new quoting syntax.
5480 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5482 * config/alpha/alpha.c (alpha_start_function):
5483 Handle VMS_DEBUG_MAIN_POINTER
5484 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
5485 * doc/invoke.texi: Document -mdebug-main switch.
5487 2009-07-29 Richard Henderson <rth@redhat.com>
5489 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
5490 (cgraph_create_edge_including_clones): Likewise.
5491 * tree-inline.c (copy_bb): Operate on the correct edges
5492 when updating the callgraph.
5494 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5496 * config/alpha/vms-cc.c: Deleted.
5497 * config/alpha/vms-ld.c: Deleted.
5498 * config/alpha/t-vms64: Moved to config/vms
5499 * config/alpha/vms-crt0-64.c: Moved to config/vms
5500 * config/alpha/vms-crt0.c: Moved to config/vms
5501 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
5502 * config/alpha/vms-psxcrt0.c: Moved to config/vms
5503 * config/alpha/xm-vms.h: Moved to config/vms
5504 * config/alpha/x-vms: Moved to config/vms
5505 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
5507 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
5508 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
5510 * config/vms/t-vms64: Moved here from config/alpha
5511 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
5512 (argc,argv,envp): Enforce 32bit malloc'ing.
5513 * config/vms/vms-psxcrt0-64.c: Likewise.
5514 * config/vms/vms-crt0.c: Moved here from config/alpha.
5515 * config/vms/vms-psxcrt0.c: Likewise.
5516 * config/vms/vms-crtl-64.h: New file.
5517 * config/vms/vms-crtl.h: New file.
5518 * config/vms/vms.opt: New file.
5519 * config/vms/xm-vms64.h: New file.
5520 * config/vms/xm-vms.h: Moved here from config/alpha.
5521 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
5523 * config/vms/x-vms: Moved here from config/alpha.
5524 (version, VMS_EXTRA_PARTS): Moved to t-vms.
5525 (vms-ld.o, vms-cc.o): Removed.
5526 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
5528 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5530 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
5531 correct stack (obvious VMS fix).
5533 2009-07-29 Douglas B Rupp <rupp@gnat.com>
5535 * dwarf2out.c (output_file_names): Output VMS style file name, size,
5536 date, version info if VMS_DEBUGGING_INFO defined.
5537 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
5538 size, date calculating code moved here.
5540 2009-07-29 Paul Brook <paul@codesourcery.com>
5542 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
5545 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
5548 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
5549 to DImode when generating insq_le insn.
5551 2009-07-28 Douglas B Rupp <rupp@gnat.com>
5553 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
5554 New macro set for VMS_DEBUGGGING_INFO.
5555 (AT_string_form): Use it.
5557 2009-07-28 DJ Delorie <dj@redhat.com>
5559 * config/mep/mep.c (vtext_section): New.
5560 (vftext_section): New.
5561 (ftext_section): New.
5562 (mep_select_section): Add support for functions.
5563 (mep_unique_section): Likewise.
5564 (mep_asm_init_sections): Likewise.
5565 (mep_encode_section_info): Remove it from here.
5567 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
5569 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
5571 * tree.h (TREE_DEPRECATED): Document it is used for types too.
5572 (TYPE_VECTOR_OPAQUE): Use default_def_flag
5574 2009-07-28 Douglas B Rupp <rupp@gnat.com>
5576 * dwarf2out.c (output_file_names): Test new macro
5577 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
5578 (add_comp_dir_attribute): Likewise.
5580 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
5582 * config/i386/mingw-w64.h (LINK_SPEC): Add
5583 separating space between commands.
5585 2009-07-28 Jan Hubicka <jh@suse.cz>
5587 PR tree-optimization/40759
5588 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
5591 2009-07-27 DJ Delorie <dj@redhat.com>
5593 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
5594 types are dword-aligned.
5595 (mep_expand_va_start): Likewise.
5597 2009-07-27 Olivier Hainque <hainque@adacore.com>
5598 Douglas B Rupp <rupp@gnat.com>
5600 * convert.c (convert_to_pointer): Don't assume the target
5601 pointer type is POINTER_SIZE long. Fetch its precision instead.
5603 2009-07-27 Douglas B Rupp <rupp@gnat.com>
5605 * system.h (fopen): Undefine if macro.
5607 2009-07-27 Jakub Jelinek <jakub@redhat.com>
5609 * dwarf2out.c (output_cfi_p): Removed.
5610 (output_cfis): New function.
5611 (output_fde): New function, split from output_call_frame_info.
5612 (output_call_frame_info): Use it.
5613 (dwarf2out_switch_text_section): Use output_cfis.
5615 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
5617 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
5618 TARGET_BI_ARCH is specified without enabling SJLJ.
5619 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
5620 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
5622 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
5624 * arm.md (negdi2): Use DImode if forcing a value into a register.
5626 2009-07-26 Ira Rosen <irar@il.ibm.com>
5628 PR tree-optimization/40801
5629 * tree-vect-stmts.c (vectorizable_call): Get previous copy
5630 of vector operand from the previous copy of vector statement.
5631 Pass the correct definition type value to
5632 vect_get_vec_def_for_stmt_copy().
5634 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5636 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
5637 const char ** conversion.
5639 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5641 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
5642 fancy_abort() if !ENABLE_ASSERT_CHECKING.
5643 (gcc_unreachable): Invoke __builtin_unreachable() if
5644 !ENABLE_ASSERT_CHECKING.
5646 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5648 PR rtl-optimization/40445
5649 * emit-rtl.c (next_nonnote_insn_bb): New function.
5650 * rtl.h (next_nonnote_insn_bb): Declare new function.
5651 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
5652 with no successors that is the successor of the ENTRY_BLOCK.
5653 Continue from the top after removing an empty fallthrough block.
5654 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
5655 of next_nonnote_insn.
5657 2009-07-25 David Daney <ddaney@caviumnetworks.com>
5659 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
5661 2009-07-25 Martin Jambor <mjambor@suse.cz>
5663 * c-common.c (c_common_attribute_table): New element for noclone.
5664 (handle_noclone_attribute): New function. Forward-declare.
5665 * tree-inline.c (tree_versionable_function_p): Check for noclone
5667 * doc/extend.texi (Labels as Values): Document need for noclone.
5668 (Function Attributes): Document noclone attribute.
5670 2009-07-25 Jakub Jelinek <jakub@redhat.com>
5672 PR rtl-optimization/34999
5673 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
5674 and dw_fde_switched_cold_to_hot fields.
5675 (output_cfi_p): New function.
5676 (output_call_frame_info): If fde->dw_fde_switched_sections,
5677 output 2 FDEs instead of one with corrupted header.
5678 (dwarf2out_do_cfi_startproc): New function.
5679 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
5680 and fde->dw_fde_switched_cold_to_hot.
5681 (dwarf2out_switch_text_section): Compute
5682 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
5683 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
5684 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
5685 Otherwise, compute fde->dw_fde_switch_cfi.
5687 2009-07-24 Cary Coutant <ccoutant@google.com>
5689 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
5691 2009-07-24 Cary Coutant <ccoutant@google.com>
5693 * cfghooks.c (split_block): Copy discriminator to new block.
5694 * tree-cfg.c (assign_discriminator): Check location of last
5695 instruction in block as well as first.
5697 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
5699 * config/i386/linux.c: Use fputs or putc instead of fprintf
5701 * config/i386/gas.h: Ditto.
5702 * config/i386/x86-64.h: Ditto.
5703 * config/i386/att.h: Ditto.
5705 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5707 * expmed.c (emit_store_flag): Use a recursive call to optimize the
5710 2009-07-24 Martin Jambor <mjambor@suse.cz>
5712 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
5713 (ipa_push_func_to_list_1): Declare.
5714 (ipa_push_func_to_list): New function.
5716 * ipa-prop.c (ipa_push_func_to_list_1): New function.
5717 (ipa_init_func_list): Call ipa_push_func_to_list_1.
5718 (ipa_push_func_to_list): Removed.
5719 (ipa_pop_func_from_list): Clear node_enqueued flag.
5721 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
5723 * config/s390/s390.c (override_options): Default
5724 max-unrolled-insns to 100 for z10 tuning.
5726 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
5728 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
5729 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
5730 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
5731 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
5732 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
5733 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
5734 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
5736 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
5738 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
5739 use default set in mingw32.h header.
5740 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
5741 64-bit /mingw/include path.
5742 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
5745 2009-07-23 Neil Vachharajani <nvachhar@google.com>
5747 PR rtl-optimization/40209
5748 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
5750 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5752 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
5753 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
5754 with the rest of string where appropriate. Use fputs or putc
5755 instead of fprintf where appropriate.
5757 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
5758 Pat Haugen <pthaugen@us.ibm.com>
5759 Revital Eres <ERES@il.ibm.com>
5761 * config/rs6000/vector.md: New file. Move most of the vector
5762 expander support here from altivec.md to allow for the VSX vector
5763 unit in the future. Add support for secondary_reload patterns.
5764 Rewrite the patterns for vector comparison, and vector comparison
5765 predicate instructions so that the RTL expresses the desired
5766 behavior, instead of using unspec.
5768 * config/rs6000/constraints.md ("f" constraint): Use
5769 rs6000_constraints to hold the precalculated register class.
5770 ("d" constraint): Ditto.
5771 ("wd" constraint): New constraint for VSX.
5772 ("wf" constraint): Ditto.
5773 ("ws" constraint): Ditto.
5774 ("wa" constraint): Ditto.
5775 ("wZ" constraint): Ditto.
5776 ("j" constraint): Ditto.
5778 * config/rs6000/predicates.md (vsx_register_operand): New
5780 (vfloat_operand): New predicate for vector.md.
5781 (vint_operand): Ditto.
5782 (vlogical_operand): Ditto.
5783 (easy_fp_constant): If VSX, 0.0 is an easy constant.
5784 (easy_vector_constant): Add VSX support.
5785 (altivec_indexed_or_indirect_operand): New predicate for
5786 recognizing Altivec style memory references with AND -16.
5788 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
5789 for vector secondary reload support.
5790 (rs6000_vector_reg_class): Delete, replacing it with
5792 (rs6000_vsx_reg_class): Ditto.
5793 (rs6000_constraints): New array to hold the register classes of
5794 each of the register constraints that can vary at runtime.
5795 (builtin_mode_to_type): New static array for builtin function type
5797 (builtin_hash_table): New static hash table for builtin function
5799 (TARGET_SECONDARY_RELOAD): Define target hook.
5800 (TARGET_IRA_COVER_CLASSES): Ditto.
5801 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
5802 registers are 128 bits if VSX memory reference instructions are used.
5803 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
5805 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
5806 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
5807 Print several of the scheduling related parameters.
5808 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
5809 rs6000_constraints instead of rs6000_vector_reg_class. Move
5810 -mdebug=reg code to rs6000_debug_reg_global. Add support for
5811 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
5812 Altivec. Add VSX support. Setup for secondary reload support on
5813 Altivec/VSX registers.
5814 (rs6000_override_options): Make power7 set the scheduling groups
5815 like the power5. Add support for new debug switches to override
5816 the scheduling defaults. Temporarily disable -mcpu=power7 from
5817 setting -mvsx. Add support for debug switches -malways-hint,
5818 -msched-groups, and -malign-branch-targets.
5819 (rs6000_buitlin_conversion): Add support for returning unsigned
5820 vector conversion functions to fix regressions due to stricter
5822 (rs6000_builtin_mul_widen_even): Ditto.
5823 (rs6000_builtin_mul_widen_odd): Ditto.
5824 (rs6000_builtin_vec_perm): Ditto.
5825 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
5826 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
5828 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
5830 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
5831 VSX types for bit operations. Changes to accomidate vector.md.
5832 (bdesc_2arg): Ditto.
5833 (bdesc_1arg): Ditto.
5834 (struct builtin_description_predicates): Rewrite predicate
5835 handling so that RTL describes the operation, instead of passing
5836 the instruction to be used as a string argument.
5837 (bdesc_altivec_preds): Ditto.
5838 (altivec_expand_predicate_builtin): Ditto.
5839 (altivec_expand_builtin): Ditto.
5840 (rs6000_expand_ternop_builtin): Use a switch instead of an if
5841 statement for vsldoi support.
5842 (altivec_expand_ld_builtin): Change to use new names from vector.md.
5843 (altivec_expand_st_builtin): Ditto.
5844 (paired_expand_builtin): Whitespace changes.
5845 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
5846 builtin_mode_to_type table for secondary reload. Call
5847 builtin_function_type to build random builtin functions.
5848 (altivec_init_builtins): Change to use builtin_function_type to
5849 create builtin function types dynamically as we need them.
5850 (builtin_hash_function): New support for hashing the tree types
5851 for builtin function as we need it, rather than trying to build
5852 all of the trees that we need. Add initial preliminary VSX support.
5853 (builtin_function_type): Ditto.
5854 (builtin_function_eq): Ditto.
5855 (builtin_hash_struct): Ditto.
5856 (rs6000_init_builtins): Ditto.
5857 (rs6000_common_init_builtins): Ditto.
5858 (altivec_init_builtins): Ditto.
5859 (rs6000_common_init_builtins): Ditto.
5860 (enum reload_reg_type): New enum for simplifing reg classes.
5861 (rs6000_reload_register_type): Simplify register classes into GPR,
5862 Vector, and other registers. Altivec and VSX addresses in reload.
5863 (rs6000_secondary_reload_inner): Ditto.
5864 (rs6000_ira_cover_classes): New target hook, that returns the
5865 appropriate cover classes, based on -mvsx being used or not.
5866 (rs6000_secondary_reload_class): Add VSX support.
5867 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
5868 (get_vsel_insn): Ditto.
5869 (rs6000_emit_vector_compare): Rewrite vector conditional support
5870 so that where we can, we use RTL operators, instead of blindly use
5872 (rs6000_emit_vector_select): Ditto.
5873 (rs6000_emit_vector_cond_expr): Ditto.
5874 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
5875 (create_TOC_reference): Add -mdebug=addr support.
5876 (emit_frame_save): VSX loads/stores need register indexed addressing.
5878 * config/rs6000/rs6000.md: Include vector.md.
5880 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
5882 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5883 support for V2DI, V2DF in logical, permute, select operations.
5885 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
5886 switch for vsx/power7.
5887 (-mvsx-scalar-memory): Ditto.
5888 (-mvsx-align-128): Ditto.
5889 (-mallow-movmisalign): Ditto.
5890 (-mallow-df-permute): Ditto.
5891 (-msched-groups): Ditto.
5892 (-malways-hint): Ditto.
5893 (-malign-branch-targets): Ditto.
5895 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
5897 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
5898 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
5899 (rs6000_vector_reg_class): Delete.
5900 (rs6000_vsx_reg_class): Ditto.
5901 (enum rs6000_reg_class_enum): New enum for the constraints that
5902 vary based on target switches.
5903 (rs6000_constraints): New array to hold the register class for all
5904 of the register constraints that vary based on the switches used.
5905 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
5906 (enum rs6000_builtins): Add unsigned varients for the builtin
5907 declarations returned by target hooks for expanding multiplies,
5908 select, and permute operations. Add VSX builtins.
5909 (enum rs6000_builtin_type_index): Add entries for VSX.
5910 (V2DI_type_node): Ditto.
5911 (V2DF_type_node): Ditto.
5912 (unsigned_V2DI_type_node): Ditto.
5913 (bool_long_type_node): Ditto.
5914 (intDI_type_internal_node): Ditto.
5915 (uintDI_type_internal_node): Ditto.
5916 (double_type_internal_node): Ditto.
5918 * config/rs6000/altivec.md (whole file): Move all expanders to
5919 vector.md from altivec.md. Rename insn matching functions to be
5921 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
5922 (altivec_vcmp*): Ditto.
5923 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
5924 (VM): New iterator for moves that includes the VSX types.
5925 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
5926 (altivec_vperm_<mode>_uns): New, for unsigned types.
5927 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
5928 (altivec_eq<mode>): Ditto.
5929 (altivec_gt<mode>): Ditto.
5930 (altivec_gtu<mode>): Ditto.
5931 (altivec_eqv4sf): Ditto.
5932 (altivec_gev4sf): Ditto.
5933 (altivec_gtv4sf): Ditto.
5934 (altivec_vcmpbfp_p): Ditto.
5936 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
5938 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
5941 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
5944 * config/i386/i386.c (output_387_ffreep): Rewrite to use
5945 ASM_SHORT instead of .word.
5946 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
5947 instead of .word in asm template.
5949 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
5952 * ira-lives.c (bb_has_abnormal_call_pred): New function.
5953 (process_bb_node_lives): Use it.
5955 * ira.c (setup_cover_and_important_classes): Don't setup
5956 ira_important_class_nums. Add cover classes to the end of
5958 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
5960 (find_reg_class_closure): Use reorder_important_classes.
5962 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
5964 * config/i386/i386.c (i386_ira_cover_classes): New function.
5965 (TARGET_IRA_COVER_CLASSES): Redefine.
5967 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
5968 importance of order of cover classes in the array.
5970 2009-07-22 Diego Novillo <dnovillo@google.com>
5972 * tree-pass.h (TDF_EH): Define.
5973 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
5974 contains TDF_EH, print the EH region number holding GS.
5975 * tree-dump.c (dump_options): Add "eh".
5976 * doc/invoke.texi: Document it.
5978 2009-07-22 Doug Kwan <dougkwan@google.com>
5980 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
5982 2009-07-22 Michael Matz <matz@suse.de>
5984 PR tree-optimization/35229
5985 PR tree-optimization/39300
5987 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
5988 (inhibit_phi_insertion): New function.
5989 (insert_into_preds_of_block): Call it for REFERENCEs.
5990 (init_pre): Initialize and finalize scalar evolutions.
5991 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
5993 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
5995 * config/i386/predicates.md (zero_extended_scalar_load_operand):
5996 Use CONST_VECTOR_NUNITS to determine number of elements.
5998 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
6000 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
6001 (U, W): Constraints are now deprecated and will be removed if we
6003 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
6005 ("prefetch"): Add the stcmh instruction for prefetching.
6006 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
6008 (s390_short_displacement): Return always true if compiling for
6009 machines not providing the long displacement facility.
6010 (s390_mem_constraint): Support the new constraint letter Z.
6011 (s390_check_qrst_address): New function.
6013 2009-07-21 DJ Delorie <dj@redhat.com>
6015 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
6018 2009-07-21 Jason Merrill <jason@redhat.com>
6020 * c-common.c (max_tinst_depth): Increase default to 1024.
6022 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6024 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
6025 (vec_unpacku_float_lo_v4si): Ditto.
6027 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6030 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
6031 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
6032 (builtin_description): Add __builtin_ia32_cvtudq2ps.
6033 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
6035 2009-07-21 Jakub Jelinek <jakub@redhat.com>
6037 PR tree-optimization/40813
6038 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
6041 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
6043 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
6044 with a NOP_EXPR if needed.
6046 2009-07-21 Paul Brook <paul@codesourcery.com>
6048 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
6049 Terminate debug dump with newline.
6051 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6053 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
6054 Cast "1" to unsigned HOST_WIDE_INT.
6055 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
6056 deposit length to the maximum length - lsb. Extend length if
6057 HOST_BITS_PER_WIDE_INT is 32.
6059 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6061 * cgraph.h (constant_pool_htab): New function.
6062 (constant_descriptor_tree): Move from varasm.c.
6063 * varasm.c (constant_pool_htab): New function.
6064 (constant_descriptor_tree): Move to cgraph.h.
6066 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6068 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
6070 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
6072 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
6075 2009-07-20 Xinliang David Li <davidxl@google.com>
6077 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
6079 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
6081 * config/mips/mips.md (move_type): Add arith.
6082 (type): Handle arith.
6083 (zero_extendsidi2): Rename this into ...
6084 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
6085 (zero_extendsidi2): New expander.
6086 (*zero_extendsidi2_dext): New pattern.
6088 2009-07-20 Nick Clifton <nickc@redhat.com>
6090 * config.gcc (mips64-*-*): Add definition of tm_defines in order
6091 to set MIPS_ABI_DEFAULT.
6092 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
6094 2009-07-20 Jakub Jelinek <jakub@redhat.com>
6096 * tree-object-size.c (addr_object_size): Handle unions with
6097 array in it as last field of structs in __bos (, 1) as __bos (, 0).
6099 PR tree-optimization/40792
6100 * tree.c (build_function_type_skip_args): Remove bogus assert.
6102 2009-07-20 Jan Hubicka <jh@suse.cz>
6103 Martin Jambor <mjambor@suse.cz>
6105 * cgraph.h (combined_args_to_skip): New field.
6106 * cgraph.c (cgraph_create_virtual_clone): Properly handle
6107 combined_args_to_skip and args_to_skip.
6108 * tree-inline.c (update_clone_info): New function.
6109 (tree_function_versioning): Call update_clone_info.
6110 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
6112 (cgraph_materialize_all_clones): More extensive dumping, working
6113 with combined_args_to_skip rather than args_to_skip.
6115 2009-07-20 Ira Rosen <irar@il.ibm.com>
6117 * tree-vectorizer.h (vectorizable_condition): Add parameters.
6118 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
6119 (get_initial_def_for_reduction): Likewise.
6120 (vectorizable_reduction): Skip the check of first operand in case
6121 of COND_EXPR. Add check that it is outer loop vectorization if
6122 nested cycle was detected. Call vectorizable_condition() for
6123 COND_EXPR. If reduction epilogue cannot be created do not fail for
6124 nested cycles (if it is not double reduction). Assert that there
6125 is only one type in the loop in case of COND_EXPR. Call
6126 vectorizable_condition() to vectorize COND_EXPR.
6127 * tree-vect-stmts.c (vectorizable_condition): Update comment.
6128 Add parameters. Allow nested cycles if called from
6129 vectorizable_reduction(). Use reduction vector variable if provided.
6130 (vect_analyze_stmt): Call vectorizable_reduction() before
6131 vectorizable_condition().
6132 (vect_transform_stmt): Update call to vectorizable_condition().
6134 2009-07-20 Christian Bruel <christian.bruel@st.com>
6136 * config/sh/sh.opt (-mfmovd): Resurrect and document.
6137 * doc/invoke.texi (-mfmovd): Likewise.
6138 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
6140 2009-07-20 Jan Hubicka <jh@suse.cz>
6142 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
6143 when handling SSA name.
6145 2009-07-19 Jan Hubicka <jh@suse.cz>
6147 PR tree-optimization/40676
6148 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
6149 virtual PHIs in empty BBs.
6151 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6153 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
6154 re-expanded the compound use gen_lowpart instead to convert to the
6157 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6159 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
6160 OUTER_CONST arguments.
6161 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
6162 the new wider mode will be masked off.
6163 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
6165 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6167 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
6168 high-order bits are zero.
6170 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6172 * combine.c (simplify_shift_const_1): Split code to determine
6174 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
6175 new bits shifted in are identical to the old sign bit.
6177 2009-07-18 Richard Guenther <rguenther@suse.de>
6180 * gimplify.c (gimplify_call_expr): Reject code using results from
6181 functions returning void.
6183 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6185 * doc/md.texi: Document the new PowerPC "es" constraint.
6186 Document that "m" can include automodified addresses on this target,
6187 and explain how %U must be used. Extend the "Q" and "Z" documentation
6188 to suggest "es" as well as "m".
6189 * config/rs6000/constraints.md (es): New memory constraint.
6190 (Q, Z): Update strings to match new documentation.
6192 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6194 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
6195 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
6196 * config/rs6000/predicates.md (volatile_mem_operand): Use
6197 offsettable_nonstrict_memref_p.
6198 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
6199 (*floatunssidf2_internal): Likewise.
6200 (*fix_truncdfsi2_internal): Likewise.
6201 (*fix_trunctfsi2_internal): Likewise.
6203 2009-07-17 Anatoly Sokolov <aesok@post.ru>
6205 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
6207 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6209 2009-07-17 Richard Guenther <rguenther@suse.de>
6212 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
6213 (pass_warn_unused_result): Likewise.
6214 (TODO_set_props): Remove.
6215 * omp-low.c (diagnose_omp_structured_block_errors): Change to
6217 (pass_diagnose_omp_blocks): Define.
6218 * c-decl.c (pop_file_scope): Do not finalize the CU here.
6219 (c_gimple_diagnostics_recursively): Remove.
6220 (finish_function): Do not call it.
6221 (c_write_global_declarations): Continue after errors.
6222 Finalize the CU here.
6223 * c-gimplify.c (c_genericize): Do not gimplify here.
6224 * c-common.c (c_warn_unused_result): Move ...
6225 * tree-cfg.c (do_warn_unused_result): ... here.
6226 (run_warn_unused_result): New function.
6227 (gate_warn_unused_result): New function.
6228 (pass_warn_unused_result): New pass.
6229 * c-common.h (c_warn_unused_result): Remove.
6230 * flags.h (flag_warn_unused_result): Declare.
6231 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
6232 * opts.c (flag_warn_unused_result): Initialize to false.
6233 * toplev.c (compile_file): Add comment.
6234 * omp-low.c (create_omp_child_function): Do not register
6235 the function with the frontend.
6236 (diagnose_omp_structured_block_errors): Prepare to be
6237 called as optimization pass.
6238 (gate_diagnose_omp_blocks): New function.
6239 (pass_diagnose_omp_blocks): New pass.
6240 * cgraph.h (cgraph_optimize): Remove.
6241 (cgraph_analyze_function): Likewise.
6242 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
6243 * cgraphunit.c (cgraph_lower_function): Lower nested functions
6244 before their parents here.
6245 (cgraph_finalize_function): Not here.
6246 (cgraph_analyze_function): Gimplify functions here.
6247 (cgraph_finalize_compilation_unit): Continue after errors.
6248 Optimize the callgraph from here.
6249 (cgraph_optimize): Make static.
6250 * langhooks.c (write_global_declarations): Finalize the CU.
6251 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
6252 (gimplify_function_tree): Assert we gimplify only once.
6253 Set PROP_gimple_any property.
6254 * tree-nested.c (gimplify_all_functions): New function.
6255 (lower_nested_functions): Gimplify all nested functions.
6256 * gimple.h (diagnose_omp_structured_block_errors): Remove.
6257 * passes.c (init_optimization_passes): Add pass_warn_unused_result
6258 and pass_diagnose_omp_blocks after gimplification. Do not
6259 set TODO_set_props on all_lowering_passes.
6260 (execute_one_pass): Do not handle TODO_set_props.
6261 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
6262 (gimplify.o): Add tree-pass.h dependency.
6263 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
6264 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
6265 (unsave_r): Likewise.
6266 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
6269 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
6271 * doc/service.texi (Service): Restore previously removed link,
6272 which isn't broken after all.
6274 2009-07-17 Richard Guenther <rguenther@suse.de>
6276 PR tree-optimization/40321
6277 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
6278 PHI nodes to the maximal set.
6279 (make_values_for_phi): Add PHI arguments to the maximal set.
6280 (execute_pre): Dump PHI_GEN and the maximal set.
6282 2009-07-17 Jakub Jelinek <jakub@redhat.com>
6285 * gimplify.c (gimplify_conversion): Don't change non-conversions into
6288 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
6290 * doc/extend.texi (Nested Functions): Replace broken link with
6292 * doc/service.texi (Service): Remove broken link.
6294 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
6297 * builtins.c (expand_builtin_memcmp): Use loc instead of
6298 EXPR_LOCATION (exp).
6299 (expand_builtin_strncmp): Likewise.
6301 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
6302 Manuel López-Ibáñez <manu@gcc.gnu.org>
6305 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
6306 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
6307 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
6308 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
6309 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
6310 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
6311 tree-inline.c, c-common.c, c-common.h, gimple.c,
6312 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
6313 convert.c: Add location argument to fold_{unary,binary,ternary},
6314 fold_build[123], build_call_expr, build_size_arg,
6315 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
6316 fold_build1_initializer, fold_build2_initializer,
6317 fold_build3_initializer, fold_build_call_array,
6318 fold_build_call_array_initializer, fold_single_bit_test,
6319 omit_one_operand, omit_two_operands, invert_truthvalue,
6320 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
6321 combine_comparisons, fold_builtin_*, fold_call_expr,
6322 build_range_check, maybe_fold_offset_to_address, round_up,
6325 2009-07-16 Jason Merrill <jason@redhat.com>
6328 * c-common.c (c_common_reswords): Add __is_standard_layout
6330 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
6331 * doc/implement-cxx.texi: New.
6332 * doc/gcc.texi: Include it.
6334 2009-07-16 DJ Delorie <dj@redhat.com>
6336 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
6337 compares that may be indirectly affected by previous instructions.
6339 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6341 * builtins.c (do_mpc_arg2): New.
6342 (fold_builtin_2): Fold builtin cpow.
6343 * real.h (HAVE_mpc_pow): New.
6345 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
6347 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
6348 comparison to skip unprofitable schedule
6350 2009-07-16 Simon Baldwin <simonb@google.com>
6352 * gcc.c (option_map): New flag -no-canonical-prefixes.
6353 * (display_help): Print help text for new flag.
6354 * (process_command): Move options translation and language specifics
6355 and handle new flag early. Use it to set a function pointer to a
6356 prefix builder. Replace make_relative_prefix calls with calls to
6357 the function pointed to. Ignore new flag in regular options handling.
6358 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
6360 2009-07-15 DJ Delorie <dj@redhat.com>
6362 * config/mep/mep.md (sibcall_internal): Change register to avoid
6364 (sibcall_value_internal): Likewise.
6366 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
6368 PR rtl-optimization/40710
6369 * resource.c (mark_target_live_regs): Reset DF problem to LR.
6371 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
6373 * config/mips/mips.md (*extenddi_truncate<mode>,
6374 *extendsi_truncate<mode>): Change type attribute to move_type
6375 with shift_shift. Split out code handling exts from here ...
6376 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
6378 (*extendhi_truncateqi): Change type attribute to move_type with
6379 shift_shift. Split out code handling exts from here ...
6380 (*extendhi_truncateqi_exts): ... to this new pattern.
6382 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
6384 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
6385 instead of "and" with inverted sign bit mask value. Use
6386 "nonimmediate_operand" for operand 1 and operand 2 predicate.
6387 Allocate registers only for operand 4 and operand 5.
6389 2009-07-15 Jakub Jelinek <jakub@redhat.com>
6392 * fold-const.c (fold_cond_expr_with_comparison): When folding
6393 < and <= to MIN, make sure the MIN uses the same type as the
6394 comparison's operands.
6396 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
6398 * arm.md (ior_xor): New code iterator.
6399 (split for ior/xor with shift and zero-extend): New split pattern.
6400 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
6402 2009-07-15 Richard Guenther <rguenther@suse.de>
6404 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
6407 2009-07-15 Richard Guenther <rguenther@suse.de>
6410 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
6412 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6414 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
6415 handle 2.6.30 kernel.
6417 2009-07-15 DJ Delorie <dj@redhat.com>
6419 * config/mep/mep.md (sibcall_internal): Change register to allow
6420 for 24-bit addresses.
6421 (sibcall_value_internal): Likewise.
6423 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
6425 * doc/invoke.texi: Added descriptions of the scheduling heuristics
6426 that are enabled/disabled by the flags introduced by a previous patch.
6428 2009-07-14 DJ Delorie <dj@redhat.com>
6430 * config/mep/mep.md (sibcall_internal): Include non-toggling
6432 (sibcall_value_internal): Likewise.
6434 2009-07-14 Taras Glek <tglek@mozilla.com>
6435 Rafael Espindola <espindola@google.com>
6437 * doc/sourcebuild.texi: Document install-plugin target.
6438 * configure.ac: Added install-plugin target to language makefiles.
6439 * configure: Regenerate.
6440 * Makefile.in: (install-plugin): Install more headers,
6441 depend on lang.install-plugin.
6443 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6445 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
6448 2009-07-14 DJ Delorie <dj@redhat.com>
6450 * config/mep/mep.c (mep_vliw_jmp_match): New function.
6451 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
6452 * config/mep/mep.md (sibcall_internal): Change test from
6453 mep_vliw_mode_match to mep_vliw_jmp_match.
6454 (sibcall_value_internal): Likewise.
6456 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
6458 * config/i386/sse.md (copysign<mode>3): New expander.
6459 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
6460 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
6461 Use ix86_build_const_vector.
6462 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
6463 IX86_BUILTIN_CPYSGNPD.
6464 (builtin_description): Add __builtin_ia32_copysignps and
6465 __builtin_ia32_copysignpd.
6466 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
6467 and BUILT_IN_COPYSIGNF.
6469 2009-07-13 Jason Merrill <jason@redhat.com>
6471 * builtins.c (can_trust_pointer_alignment): New fn.
6472 (get_pointer_alignment): Factor it out from here.
6473 * tree.h: Declare it.
6475 2009-07-14 David Edelsohn <edelsohn@gnu.org>
6477 * config/rs6000/predicates.md (offsettable_mem_operand): Test
6480 2009-07-14 Dodji Seketeli <dodji@redhat.com>
6484 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
6486 2009-07-14 Richard Guenther <rguenther@suse.de>
6487 Andrey Belevantsev <abel@ispras.ru>
6490 * cfgexpand.c (partition_stack_vars): Do not bother to update
6491 alias information when not optimizing.
6493 2009-07-14 Richard Guenther <rguenther@suse.de>
6494 Andrey Belevantsev <abel@ispras.ru>
6496 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
6497 (pt_solution_set): Likewise.
6498 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
6499 * tree-ssa-structalias.c (pt_solution_set): New function.
6500 * final.c (rest_of_clean_state): Free SSA data structures.
6501 * print-rtl.c (print_decl_name): Remove.
6502 (print_mem_expr): Implement in terms of print_generic_expr.
6503 * alias.c (ao_ref_from_mem): New function.
6504 (rtx_refs_may_alias_p): Likewise.
6505 (true_dependence): Query alias-export info.
6506 (canon_true_dependence): Likewise.
6507 (write_dependence_p): Likewise.
6508 * tree-dfa.c (get_ref_base_and_extent): For void types leave
6510 * emit-rtl.c (component_ref_for_mem_expr): Remove.
6511 (mem_expr_equal_p): Use operand_equal_p.
6512 (set_mem_attributes_minus_bitpos): Do not use
6513 component_ref_for_mem_expr.
6514 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
6515 (update_alias_info_with_stack_vars): Likewise.
6516 (partition_stack_vars): Call update_alias_info_with_stack_vars.
6517 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
6518 explicitly nor clear stmt operands.
6519 Free the decl-to-pointer map.
6520 * tree-optimize.c (execute_free_datastructures): Do not free
6521 SSA data structures here.
6522 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
6523 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
6524 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
6526 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
6528 2009-07-13 DJ Delorie <dj@redhat.com>
6530 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
6531 unrolling at the right iteration count.
6533 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
6536 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
6538 * haifa-sched.c (rank_for_schedule): Introduced flags to
6539 enable/disable individual scheduling heuristics.
6540 * common.opt: Introduced flags to enable/disable individual
6541 heuristics in the scheduler.
6542 * doc/invoke.texi: Introduced flags to enable/disable individual
6543 heuristics in the scheduler.
6545 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
6547 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
6548 config/i386/mingw-tls.c.
6549 * config/i386/mingw-tls.c: Removed.
6551 2009-07-13 Ira Rosen <irar@il.ibm.com>
6553 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
6554 checks access only relevant statements.
6555 (vectorizable_reduction): Likewise.
6557 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
6559 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
6560 just for 32-bit case.
6562 2009-07-12 Jan Hubicka <jh@suse.cz>
6564 PR tree-optimization/40585
6565 * except.c (expand_resx_expr): When there already is resume
6566 instruction, produce linked list.
6567 (build_post_landing_pads): Assert that resume is empty.
6568 (connect_post_landing_pads): Handle resume lists.
6569 (dump_eh_tree): Dump resume list.
6571 2009-07-12 Ira Rosen <irar@il.ibm.com>
6573 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
6574 with additional argument.
6575 * tree-vectorizer.h (enum vect_def_type): Add
6576 vect_double_reduction_def.
6577 (vect_is_simple_reduction): Add argument.
6578 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
6580 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
6581 vect_is_simple_reduction with additional argument.
6582 (vect_analyze_loop_operations): Handle exit phi nodes in case of
6584 (reduction_code_for_scalar_code): Handle additional codes by
6585 returning ERROR_MARK for them. Fix comment and indentation.
6586 (vect_is_simple_reduction): Fix comment, add argument to specify
6587 double reduction. Detect double reduction.
6588 (get_initial_def_for_induction): Fix indentation.
6589 (get_initial_def_for_reduction): Fix comment and indentation.
6590 Handle double reduction. Create initial definitions that do not
6591 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
6592 (vect_create_epilog_for_reduction): Fix comment, add argument to
6593 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
6594 epilogue result extraction. Create double reduction phi node and
6595 replace relevant uses.
6596 (vectorizable_reduction): Call vect_is_simple_reduction with
6597 additional argument. Fix indentation. Update epilogue code treatment
6598 according to the changes in reduction_code_for_scalar_code. Check
6599 for double reduction. Call vect_create_epilog_for_reduction with
6600 additional argument.
6601 * tree-vect-stmts.c (process_use): Handle double reduction, update
6603 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
6604 (vect_get_vec_def_for_operand): Likewise.
6606 2009-07-12 Danny Smith <dansmister@gmail.com>
6608 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
6609 dllexport if !TREE_PUBLIC.
6610 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
6612 2009-07-11 Anatoly Sokolov <aesok@post.ru>
6614 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
6615 (avr_extra_arch_macro) Remove declatation.
6616 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
6617 (avr_extra_arch_macro) Declare as static.
6618 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
6620 2009-07-11 Jan Hubicka <jh@suse.cz>
6623 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
6625 2009-07-11 Jakub Jelinek <jakub@redhat.com>
6628 * dwarf2out.c (dw_fde_struct): Add in_std_section and
6629 cold_in_std_section bits.
6630 (dwarf2out_begin_prologue): Initialize them.
6631 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
6632 if already covered by text_section or cold_text_section range.
6634 PR rtl-optimization/40667
6635 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
6636 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
6637 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
6638 * config/i386/i386.c (ix86_minimum_alignment): New function.
6639 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
6640 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
6641 * emit-rtl.c (gen_reg_rtx): Likewise.
6642 * function.c (assign_parms): Likewise. If nominal_type needs
6643 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
6644 rather than passed_type's alignment.
6647 * function.c (assign_parm_setup_stack): Adjust
6648 MEM_OFFSET (data->stack_parm) if promoted_mode is different
6649 from nominal_mode on big endian.
6651 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
6653 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
6655 2009-07-10 DJ Delorie <dj@redhat.com>
6657 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
6659 2009-07-10 Mark Mitchell <mark@codesourcery.com>
6661 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
6663 (thumb2_cbnz): Likewise.
6665 2009-07-10 David Daney <ddaney@caviumnetworks.com>
6668 * config.gcc (supported_defaults): Add synci.
6669 (with_synci): Add validation.
6670 (all_defaults): Add synci.
6671 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
6674 * config/mips/mips.opt (msynci): New option.
6675 * config/mips/mips.c (mips_override_options): Warn on use of
6676 -msynci for targets that do now support it.
6677 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
6679 * gcc/doc/invoke.texi (-msynci): Document the new option.
6680 * doc/install.texi (--with-synci): Document the new option.
6682 2009-07-10 Richard Guenther <rguenther@suse.de>
6684 PR tree-optimization/40496
6685 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
6686 the PHI result with a compatible type.
6688 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
6692 * c.opt (Wunused-result): New.
6693 * doc/invoke.texi: Document it.
6694 * c-common.c (c_warn_unused_result): Use it.
6696 2009-07-09 DJ Delorie <dj@redhat.com>
6698 * targhooks.c (default_target_can_inline_p): Rename from
6699 default_target_option_can_inline_p.
6700 * targhooks.h (default_target_can_inline_p): Likewise.
6701 * target-def.h (TARGET_CAN_INLINE_P): Rename from
6702 TARGET_OPTION_CAN_INLINE_P.
6703 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
6704 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
6705 (mep_target_can_inline_p): Rename from
6706 mep_target_option_can_inline_p.
6709 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
6710 registers used to pass vectors.
6712 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
6714 2009-07-09 Tom Tromey <tromey@redhat.com>
6716 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
6717 * config/mmix/mmix.c: Include dwarf2.h.
6718 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
6719 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
6720 * config/sh/sh.c: Include dwarf2.h.
6721 * config/i386/i386.c: Include dwarf2.h.
6722 * Makefile.in (DWARF2_H): Remove 'elf'.
6723 * except.c: Include dwarf2.h.
6724 * unwind-dw2.c: Include dwarf2.h.
6725 * dwarf2out.c: Include dwarf2.h.
6726 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
6727 * unwind-dw2-fde.c: Include dwarf2.h.
6728 * dwarf2asm.c: Include dwarf2.h.
6730 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6732 * haifa-sched.c (insn_finishes_cycle_p): New static function.
6733 (max_issue): Use it.
6734 * sched-int.h (struct sched_info: insn_finishes_block_p): New
6736 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
6737 (region_sched_info): Update.
6738 * sched-ebb.c (ebb_sched_info): Update.
6739 * modulo-sched.c (sms_sched_info): Update.
6740 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
6742 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
6744 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
6746 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
6748 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
6750 2009-07-09 Jakub Jelinek <jakub@redhat.com>
6753 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
6754 arg1 with arg01 if arg1 is already INTEGER_CST.
6756 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
6758 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
6759 Transform (and (truncate)) into (truncate (and)).
6761 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
6763 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
6764 creating LHS paradoxical subregs. Fix surrounding returns to
6765 use NULL_RTX rather than 0.
6767 2009-07-08 DJ Delorie <dj@redhat.com>
6769 * config/mep/mep.c: (mep_option_can_inline_p): New.
6770 (TARGET_OPTION_CAN_INLINE_P): Define.
6772 2009-07-08 Mark Wielaard <mjw@redhat.com>
6775 * dwarf2out.c (add_data_member_location_attribute): When we have
6776 only a constant offset don't emit a new location description using
6777 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
6780 2009-07-08 Richard Henderson <rth@redhat.com>
6783 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
6784 (enum reg_class): Add CLOBBERED_REGS.
6785 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
6786 * config/i386/i386.c (ix86_conditional_register_usage): Moved
6787 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
6788 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
6789 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
6790 force 64-bit sibcalls into R11.
6791 * config/i386/constraints.md (U): New constraint.
6792 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
6793 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
6794 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
6796 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
6798 * basic-block.h (dump_regset, debug_regset): Remove duplicate
6800 * c-objc-common.h (c_initialize_diagnostics): Ditto.
6801 * ebitmap.h (dump_ebitmap): Ditto.
6802 * optabs.h (optab_libfunc): Ditto.
6803 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
6804 * tree-flow.h (vect_can_force_dr_alignment_p,
6805 get_vectype_for_scalar_type): Ditto.
6806 (vectorize_loops): Move prototype to ...
6807 * tree-vectorizer.h: ... here. Also, adjust comment.
6808 (vect_set_verbosity_level): Remove duplicate prototype.
6809 * tree-ssa-loop.c: Include tree-vectorizer.h.
6810 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
6812 2009-07-08 Nick Clifton <nickc@redhat.com>
6814 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
6817 2009-07-08 DJ Delorie <dj@redhat.com>
6819 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
6820 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
6821 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
6823 * config/mep/intrinsics.md: Regenerated.
6824 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
6825 registers when asm() or calls are detected.
6827 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
6830 * gimplify.c (gimplify_expr): Propagate no_warning flag when
6832 * gimple (gimple_build_call_from_tree): Likewise.
6833 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
6834 no_warning flag before warning.
6836 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6838 * tree.c (set_expr_locus): Remove.
6839 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
6840 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
6842 * gimplify.c (internal_get_tmp_var): Likewise.
6843 (gimplify_call_expr): Likewise.
6844 (gimplify_one_sizepos): Likewise.
6846 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
6849 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
6850 to variables for debugging purposes.
6852 2009-06-23 Mark Loeser <mark@halcy0n.com>
6855 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
6857 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6859 * pretty-print.c (pp_base_format): Remove %J.
6860 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6861 gcc_cxxdiag_char_table): Likewise.
6862 (init_dynamic_diag_info): Likewise.
6864 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6866 * pretty-print.c (pp_base_format): Remove %H.
6867 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6868 gcc_cxxdiag_char_table): Likewise.
6869 (init_dynamic_diag_info): Likewise.
6870 * config/mep/mep.c (mep_select_section): Likewise.
6872 2009-07-07 Duncan Sands <baldrick@free.fr>
6874 * final.c (pass_clean_state): Give the pass a name.
6875 * passes.c (pass_rest_of_compilation): Likewise.
6876 * tree-optimize.c (pass_all_optimizations): Likewise.
6878 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
6880 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
6881 an extra 'decl' for error_at.
6883 2009-07-07 Jakub Jelinek <jakub@redhat.com>
6886 * tree-tailcall.c (adjust_return_value_with_ops,
6887 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
6888 if it has complex or vector type.
6890 2009-07-07 Olivier Hainque <hainque@adacore.com>
6892 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
6895 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
6897 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
6899 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6901 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
6902 * c-decl.c: Likewise.
6903 * function.c: Likewise.
6904 * varasm.c: Likewise.
6905 * tree-ssa.c: Likewise.
6906 * c-common.c: Likewise.
6907 * tree-cfg.c: Likewise.
6908 * config/spu/spu.c: Likewise.
6909 * config/ia64/ia64.c: Likewise.
6910 * config/v850/v850.c: Likewise.
6912 2009-07-06 DJ Delorie <dj@redhat.com>
6914 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
6915 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
6916 unspecified accesses to control registers.
6917 * config/mep/intrinsics.md: Regenerate.
6918 * config/mep/intrinsics.h: Regenerate.
6919 * config/mep/mep-intrin.h: Regenerate.
6921 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
6923 * c-lex.c: Replace %H by an explicit location. Update all calls.
6924 * c-common.c: Likewise.
6925 * c-decl.c: Likewise.
6926 * c-typeck.c: Likewise.
6927 * fold-const.c: Likewise.
6928 * gimplify.c: Likewise.
6930 * tree-cfg.c: Likewise.
6931 * tree-ssa-loop-niter.c: Likewise.
6932 * tree-vrp.c: Likewise.
6933 * value-prof.c: Likewise.
6935 2009-07-06 Diego Novillo <dnovillo@google.com>
6937 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
6938 if it has one. Handle cases where VAR does not have an
6939 annotation or cfun is NULL.
6941 2009-07-06 Diego Novillo <dnovillo@google.com>
6943 * tree.c: Include debug.h.
6944 (initialize_tree_contains_struct): New.
6945 (init_ttree): Call it.
6946 (tree_node_structure_for_code): Factor out of ...
6947 (tree_node_structure): ... here.
6948 * treestruct.def (TS_PHI_NODE): Remove.
6949 (TS_GIMPLE_STATEMENT): Remove.
6951 2009-07-06 Diego Novillo <dnovillo@google.com>
6953 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
6954 (debug_tree_chain): Handle cycles.
6956 2009-07-06 Nick Clifton <nickc@redhat.com>
6957 DJ Delorie <dj@redhat.com>
6959 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
6960 __FMOVD_ENABLED__ is defined.
6962 (TARGET_FMOVD): Provide a default definition.
6963 (MASK_FMOVD): Likewise.
6964 (TARGET_CPU_CPP_BUILTINS): Define
6965 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
6966 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
6967 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
6968 (split for DF load from memory into register): Also handle
6969 MEMs which consist of REG+DISP addressing.
6970 (split for DF store from register to memory): Likewise.
6971 (movsf_ie): Always use single fp_mode.
6972 * config/sh/sh.c (sh_override_options): Do not automatically
6973 enable TARGET_MOVD for the SH2A when supporting doubles - leave
6974 that to the -mfmovd command line switch.
6975 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
6976 (fldi_ok): Always allow.
6977 * config/sh/sh.opt (mfmovd): Remove this switch.
6978 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
6980 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
6981 Kaz Kojima <kkojima@gcc.gnu.org>
6983 PR rtl-optimization/30807
6984 * postreload.c (reload_combine): For every new use of REG_SUM,
6985 record the use of BASE.
6987 2009-07-06 Jan Hubicka <jh@suse.cz>
6989 * params.def: Revert my accidental commit at 2009-06-30.
6991 2009-07-04 Ian Lance Taylor <iant@google.com>
6994 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
6996 (mingw_format_attribute_overrides): Likewise.
6998 2009-07-04 Jakub Jelinek <jakub@redhat.com>
7001 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
7002 don't check cfa.reg. Instead of cfa.indirect use
7003 fde && fde->drap_reg != INVALID_REGNUM test.
7005 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
7007 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
7009 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
7012 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
7014 2009-07-03 Richard Guenther <rguenther@suse.de>
7016 PR tree-optimization/40640
7017 * tree-switch-conversion.c (build_arrays): Perform arithmetic
7020 2009-07-03 Jan Hubicka <jh@suse.cz>
7022 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
7023 for size, reduce amount of inlining.
7025 2009-07-03 Richard Guenther <rguenther@suse.de>
7028 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
7029 if t +- x is known to not overflow and the conversion widens the
7031 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
7033 2009-07-03 Jan Hubicka <jh@suse.cz>
7035 * ipa-pure-const.c (analyze): Update loop optimizer init.
7036 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
7037 try_remove_empty_loop, remove_empty_loops): Remove.
7038 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
7039 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
7040 to mark regular loops as neccesary.
7041 (degenerate_phi_p): New function.
7042 (propagate_necessity, remove_dead_phis): Use it.
7043 (forward_edge_to_pdom): Likewise.
7044 (eliminate_unnecessary_stmts): Take care to remove uses of results of
7045 virtual PHI nodes that became unreachable.
7046 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
7047 * tree-flow.h (remove_empty_loops): Remove.
7048 * passes.c (init_optimization_passes): Remove.
7050 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
7052 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
7053 can_create_pseudo_p.
7054 (*fix_trunc<mode>_i387_1): Ditto.
7055 (*floathi<mode>2_1): Ditto.
7056 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
7057 (*fistdi2_1): Ditto.
7058 (*fist<mode>2_1): Ditto.
7059 (frndintxf2_floor): Ditto.
7060 (*fist<mode>2_floor_1): Ditto.
7061 (frndintxf2_ceil): Ditto.
7062 (*fist<mode>2_ceil_1): Ditto.
7063 (frndintxf2_trunc): Ditto.
7064 (frndintxf2_mask_pm): Ditto.
7065 (fxam<mode>2_i387_with_temp): Ditto.
7066 * config/i386/sse.md (mulv16qi3): Ditto.
7067 (*sse2_mulv4si3): Ditto.
7069 (sse4_2_pcmpestr): Ditto.
7070 (sse4_2_pcmpistr): Ditto.
7072 2009-07-03 Jan Hubicka <jh@suse.cz>
7074 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
7075 (mark_stmt_necessary): Set it.
7076 (mark_operand_necessary): Set it.
7077 (mark_control_dependent_edges_necessary): Set it.
7078 (mark_virtual_phi_result_for_renaming): New function.
7079 (get_live_post_dom): New function.
7080 (forward_edge_to_pdom): New function.
7081 (remove_dead_stmt): Fix handling of control dependences.
7082 (tree_dce_init): Init new bitmap.
7083 (tree_dce_done): Free it.
7085 2009-07-02 Richard Guenther <rguenther@suse.de>
7088 * tree-ssa-structalias.c (new_var_info): Initialize
7091 2009-07-02 Jan Hubicka <jh@suse.cz>
7093 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
7096 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
7098 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
7099 instead of recomputing it. Adjust calls.
7100 (emit_store_flag): Adjust recursive calls.
7102 2009-07-02 Richard Guenther <rguenther@suse.de>
7104 * tree-ssa-live.c (remove_unused_locals): Do not remove
7106 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
7107 of DECL_EXTERNAL for HEAP variables.
7108 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
7109 HEAP variables. Do not adjust RESTRICT vars.
7110 (find_what_var_points_to): Nobody cares if something
7113 2009-07-02 Ben Elliston <bje@au.ibm.com>
7115 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
7116 pc_low and pc_high declarations to the top of the function.
7118 2009-07-01 DJ Delorie <dj@redhat.com>
7120 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
7122 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
7123 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
7124 unspecified accesses to control registers.
7125 * config/mep/intrinsics.md: Regenerate.
7126 * config/mep/intrinsics.h: Regenerate.
7127 * config/mep/mep-intrin.h: Regenerate.
7129 2009-07-01 Anthony Green <green@moxielogic.com>
7131 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7132 instruction when possible.
7133 (moxie_expand_prologue): Ditto. Also, save an instruction and
7134 some complexity by popping off of $r12 instead of $sp.
7135 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
7138 2009-07-01 Richard Henderson <rth@redhat.com>
7141 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
7142 contained no insns, reposition note before last insn.
7144 2009-07-01 Richard Henderson <rth@redhat.com>
7147 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
7148 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
7150 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7153 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
7154 darwin9 for printing reg addresses with %y.
7156 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7158 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
7159 truncation from operands in binary operations.
7161 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7164 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
7165 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
7166 subreg of op0 to the original op0.
7168 * expmed.c (store_bit_field_1): Use a temporary as the destination
7169 instead of a paradoxical subreg when we need to truncate the result.
7171 2009-07-01 DJ Delorie <dj@redhat.com>
7173 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
7174 names to VLIW variants.
7175 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
7176 * config/mep/intrinsics.md: Regenerate.
7177 * config/mep/intrinsics.h: Regenerate.
7178 * config/mep/mep-intrin.h: Regenerate.
7180 2009-07-01 Jakub Jelinek <jakub@redhat.com>
7183 * jump.c (returnjump_p): Revert last patch.
7184 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
7186 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7189 * pa.md (casesi32p): Use jump table label to determine the offset
7191 (casesi64p): Likewise.
7193 * pa.c (forward_branch_p): Return bool type. Use instruction
7194 addresses when available. Assert that INSN has a jump label.
7195 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
7198 2009-07-01 Richard Guenther <rguenther@suse.de>
7200 PR tree-optimization/19831
7201 * tree-ssa-dce.c (propagate_necessity): Calls to functions
7202 that only act as barriers do not make any previous stores necessary.
7203 * tree-ssa-structalias.c (handle_lhs_call): Delay making
7204 HEAP variables global, do not add a constraint from nonlocal.
7205 (find_func_aliases): Handle escapes through return statements.
7206 (compute_points_to_sets): Make escaped HEAP variables global.
7208 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7211 * expmed.c (emit_store_flag): Perform a conversion if necessary,
7212 after reducing a DImode cstore to SImode.
7214 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7216 * expr.c (expand_expr_real_1): Reinstate fallthrough to
7217 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
7219 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
7221 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
7222 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
7224 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
7225 and umod_optab if TARGET_BSD_DIVMOD.
7226 * config/vax/lib1funcs.asm: New file.
7227 * config/vax/t-linux: New file.
7228 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
7230 2009-06-30 Jakub Jelinek <jakub@redhat.com>
7233 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
7234 to type arguments that have void type.
7237 * dwarf2out.c (gen_formal_parameter_die): Call
7238 equate_decl_number_to_die if node is different from origin.
7240 2009-06-30 Anthony Green <green@moxielogic.com>
7242 Clean up moxie port for --enable-build-with-cxx.
7243 * config/moxie/moxie.c (moxie_function_value): First two
7244 parameters are const_tree, not tree.
7245 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
7246 (REG_CLASS_NAMES): Ditto.
7247 (REGNO_REG_CLASS): Ditto.
7248 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
7249 (moxie_function_value): Fix constyness of arguments.
7251 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
7253 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
7254 finalize_size_functions before further processing.
7255 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
7256 (variable_size): Call self_referential_size on size expressions
7257 that contain a PLACEHOLDER_EXPR.
7258 (size_functions): New static variable.
7259 (copy_self_referential_tree_r): New static function.
7260 (self_referential_size): Likewise.
7261 (finalize_size_functions): New global function.
7262 * tree.c: Include tree-inline.h.
7263 (push_without_duplicates): New static function.
7264 (find_placeholder_in_expr): New global function.
7265 (substitute_in_expr) <tcc_declaration>: Return the replacement object
7267 <tcc_expression>: Likewise.
7268 <tcc_vl_exp>: If the replacement object is a constant, try to inline
7269 the call in the expression.
7270 * tree.h (finalize_size_functions): Declare.
7271 (find_placeholder_in_expr): Likewise.
7272 (FIND_PLACEHOLDER_IN_EXPR): New macro.
7273 (substitute_placeholder_in_expr): Update comment.
7274 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
7276 (copy_tree_body_r): Likewise.
7277 (copy_tree_body): New static function.
7278 (maybe_inline_call_in_expr): New global function.
7279 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
7280 (maybe_inline_call_in_expr): Declare.
7281 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
7282 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
7285 2009-06-30 Richard Guenther <rguenther@suse.de>
7287 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
7289 (propagate_necessity): Do not mark reaching defs of stores
7292 2009-06-30 Jan Hubicka <jh@suse.cz>
7294 * cfgloopanal.c (check_irred): Move into ...
7295 (mark_irreducible_loops): ... here; return true if ireducible
7297 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
7298 (analyze_function): Try to prove loop finiteness.
7299 * cfgloop.h (mark_irreducible_loops): Update prototype.
7300 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
7302 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
7304 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
7306 2009-06-30 Ira Rosen <irar@il.ibm.com>
7308 PR tree-optimization/40542
7309 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
7312 2009-06-30 Martin Jambor <mjambor@suse.cz>
7314 PR tree-optimization/40582
7315 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
7316 than useless_type_conversion_p.
7317 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
7320 2009-06-30 Martin Jambor <mjambor@suse.cz>
7323 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
7325 2009-06-30 Richard Guenther <rguenther@suse.de>
7327 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
7328 use ao_ref references.
7329 (walk_aliased_vdefs): Likewise.
7330 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
7331 * tree-ssa-dce.c (struct ref_data): Remove.
7332 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
7333 (mark_aliased_reaching_defs_necessary): Adjust.
7334 (mark_all_reaching_defs_necessary_1): Likewise.
7336 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
7339 * expmed.c (emit_cstore): New name of emit_store_flag_1.
7340 (emit_store_flag_1): Extract from emit_store_flag, adjust
7341 calls to (what now is) emit_cstore.
7342 (emit_store_flag): Call emit_store_flag_1 and also use it
7343 for what used to be recursive calls.
7345 2009-06-30 Wei Guozhi <carrot@google.com>
7348 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
7349 if the target bb post dominates from bb.
7350 * config/i386/i386.c (memory_address_length): Check existence of base
7351 register before using it.
7353 2009-06-30 Nick Clifton <nickc@redhat.com>
7354 DJ Delorie <dj@redhat.com>
7356 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7357 __FMOVD_ENABLED__ is defined.
7359 (TARGET_FMOVD): Provide a default definition.
7360 (MASK_FMOVD): Likewise.
7361 (TARGET_CPU_CPP_BUILTINS): Define
7362 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7363 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7364 two fmov instructions depending upon whether TARGET_FMOVD is
7366 (split for DF load from memory into register): Also handle
7367 MEMs which consist of REG+DISP addressing.
7368 (split for DF store from register to memory): Likewise.
7369 * config/sh/sh.opt (mfmovd): Remove this switch.
7370 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7371 * config/sh/sh.c (sh_override_options): Do not automatically
7372 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7373 that to the -mfmovd command line switch.
7375 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
7377 (fldi_ok): Always allow.
7378 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
7380 2009-06-29 DJ Delorie <dj@redhat.com>
7382 * doc/install.texi (mep-x-elf): Correct chip's full name.
7384 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
7386 * doc/extend.texi: Fix typo.
7388 2009-06-29 Tom Tromey <tromey@redhat.com>
7391 * Makefile.in (DWARF2_H): New variable.
7393 (dwarf2out.o): Likewise.
7394 (dwarf2asm.o): Likewise.
7395 * config/i386/t-i386: Use DWARF2_H.
7396 * except.c: Include elf/dwarf2.h.
7397 * unwind-dw2.c: Include elf/dwarf2.h.
7398 * dwarf2out.c: Include elf/dwarf2.h.
7399 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
7400 <dtprel>: New field.
7401 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
7402 (size_of_loc_descr): Likewise.
7403 (output_loc_operands_raw): Likewise.
7404 (output_loc_operands): Handle new dtprel field.
7405 (loc_checksum): Update.
7406 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
7407 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
7408 * unwind-dw2-fde.c: Include elf/dwarf2.h.
7409 * dwarf2asm.c: Include elf/dwarf2.h.
7410 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
7411 * config/mmix/mmix.c: Include elf/dwarf2.h.
7412 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
7413 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
7414 * config/sh/sh.c: Include elf/dwarf2.h.
7415 * config/i386/i386.c: Include elf/dwarf2.h.
7417 2009-06-29 DJ Delorie <dj@redhat.com>
7419 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
7421 * doc/extend.texi: Add MeP attributes and pragmas.
7422 * doc/invoke.text: Add MeP Options.
7423 * doc/contrib.texi: Add MeP contribution.
7424 * doc/md.texi: Add MeP constraints.
7425 * doc/install.texi: Add MeP target.
7427 2009-06-30 Anatoly Sokolov <aesok@post.ru>
7429 * target.h (struct gcc_target): Add frame_pointer_required field.
7430 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
7431 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
7432 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
7434 * reload1.c (update_eliminables): (Ditto.).
7435 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
7436 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
7437 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
7439 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
7441 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
7442 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7443 (arm_frame_pointer_required): New function.
7445 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
7446 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7447 (avr_frame_pointer_required_p): Declare as static.
7448 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
7450 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
7451 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7452 (bfin_frame_pointer_required): Make as static, change return type
7454 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
7456 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
7457 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7458 (cris_frame_pointer_required): New function.
7460 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
7462 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
7463 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7464 (fr30_frame_pointer_required): New function.
7466 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
7467 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7468 (frv_frame_pointer_required): Make as static, change return type
7470 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
7472 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
7473 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7474 (ix86_frame_pointer_required): Make as static, change return type to
7476 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
7478 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
7479 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7481 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
7483 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
7485 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
7487 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
7488 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7489 (mips_frame_pointer_required): Make as static.
7490 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
7492 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
7493 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7494 (mmix_frame_pointer_required): Mew function.
7496 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
7497 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7499 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
7501 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
7503 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
7505 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
7506 (CAN_ELIMINATE): Redefine.
7507 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
7508 (sparc_frame_pointer_required): New function.
7509 (sparc_can_eliminate): New function.
7510 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
7512 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
7513 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7515 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
7516 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7517 (xtensa_frame_pointer_required): Make as static, change return type
7519 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
7522 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
7524 * doc/plugins.texi: Document PLUGIN_START_UNIT.
7525 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
7526 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
7527 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
7528 (register_callback): Handle PLUGIN_START_UNIT.
7529 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
7531 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
7533 * tree.c (process_call_operands): Propagate TREE_READONLY from the
7535 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
7536 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
7538 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
7540 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
7543 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
7545 * doc/extend.texi (Additional Floating Types): __float128 is also
7546 supported on i386 targets.
7548 2009-06-29 Richard Guenther <rguenther@suse.de>
7551 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
7553 (pt_solutions_same_restrict_base): Declare.
7554 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
7556 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
7557 (make_constraint_from, make_copy_constraint): Move earlier.
7558 (make_constraint_from_heapvar): New function.
7559 (make_constraint_from_restrict): Likewise.
7560 (handle_lhs_call): Use it.
7561 (find_func_aliases): Use it to track conversions to restrict
7563 (struct fieldoff): Add only_restrict_pointers flag.
7564 (push_fields_onto_fieldstack): Initialize it.
7565 (create_variable_info_for): Track global restrict qualified pointers.
7566 (intra_create_variable_infos): Use make_constraint_from_heapvar.
7567 Track restrict qualified pointer arguments.
7568 (set_uids_in_ptset): Use varinfo is_global_var flag.
7569 (find_what_var_points_to): Set the vars_contains_restrict flag.
7570 Always create the points-to solution for sets including restrict tags.
7571 (pt_solutions_same_restrict_base): New function.
7572 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
7573 qualified pointers use pt_solutions_same_restrict_base as
7574 additional source for disambiguation.
7576 2009-06-29 Richard Guenther <rguenther@suse.de>
7579 * alias.c (find_base_decl): Remove.
7580 (get_deref_alias_set_1): Remove restrict handling.
7581 * c-common.c (c_apply_type_quals_to_decl): Do not set
7582 DECL_POINTER_ALIAS_SET.
7583 * gimplify.c (find_single_pointer_decl_1): Remove.
7584 (find_single_pointer_decl): Likewise.
7585 (internal_get_tmp_var): Remove restrict handling.
7586 (gimple_regimplify_operands): Likewise.
7587 * omp-low.c (expand_omp_atomic_pipeline): Do not set
7588 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
7589 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
7590 * tree.c (restrict_base_for_decl): Remove.
7591 (init_ttree): Do not allocate it.
7592 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
7593 LABEL_DECL_UID for label decls.
7594 (copy_node_stat): Do not copy restrict information.
7595 (decl_restrict_base_lookup): Remove.
7596 (decl_restrict_base_insert): Likewise.
7597 (print_restrict_base_statistics): Likewise.
7598 (dump_tree_statistics): Do not call print_restrict_base_statistics.
7599 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
7600 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
7601 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
7602 (LABEL_DECL_UID): Adjust.
7603 (DECL_BASED_ON_RESTRICT_P): Remove.
7604 (DECL_GET_RESTRICT_BASE): Likewise.
7605 (SET_DECL_RESTRICT_BASE): Likewise.
7606 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
7608 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
7609 instead of DECL_POINTER_ALIAS_SET.
7610 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7611 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
7612 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
7614 2009-06-29 Richard Guenther <rguenther@suse.de>
7616 PR tree-optimization/40579
7617 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
7618 the IL to simplify has constants that overflowed.
7620 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
7622 PR tree-optimization/40550
7623 * tree-vect-generic.c (expand_vector_operations_1): Compute in
7624 vector_compute_type only when the size of vector_compute_type is
7625 less than the size of type.
7627 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
7629 * fold-const.c (contains_label_1): Fix comments.
7630 (contains_label_p): Do not walk trees multiple time.
7632 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7634 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
7635 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
7636 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
7637 ix86_fp_comparison_operator.
7638 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
7639 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
7640 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
7641 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
7642 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
7643 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
7644 (related splits): Change predicate to ix86_fp_comparison_operator.
7645 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
7646 instead of ix86_fp_comparison_codes.
7647 (ix86_trivial_fp_comparison_operator,
7648 ix86_fp_comparison_operator): New.
7649 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
7650 (ix86_expand_compare): Eliminate last two parameters.
7651 (ix86_fp_jump_nontrivial_p): Kill.
7652 * config/i386/i386.c (put_condition_code): Eliminate call to
7653 ix86_fp_comparison_codes and subsequent assertion.
7654 (ix86_fp_comparison_codes): Eliminate.
7655 (ix86_fp_swap_condition): New.
7656 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
7657 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
7658 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
7659 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
7660 and ix86_fp_swap_condition.
7661 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
7662 Use ix86_fp_comparison_strategy.
7663 (ix86_expand_compare): Likewise. Eliminate last two arguments.
7664 (ix86_fp_jump_nontrivial_p): Eliminate.
7665 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
7666 call to ix86_expand_compare.
7667 (ix86_split_fp_branch, ix86_expand_setcc,
7668 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
7669 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
7671 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7673 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
7674 related to jump_clobbers.
7675 * config/arm/arm.md (conds): Remove jump_clob case.
7676 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
7677 splits): Change comparison_operator to arm_comparison_operator.
7678 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
7681 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7683 * dojump.c (do_compare_rtx_and_jump): Try swapping the
7684 condition for floating point modes.
7685 * expmed.c (emit_store_flag_1): Move here a bigger part
7687 (emit_store_flag): Try swapping the condition for floating point
7689 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
7691 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7693 * expr.c (expand_expr_real_1): Just use do_store_flag.
7694 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
7695 emit_store_flag_force.
7696 * expmed.c (emit_store_flag_force): Copy here trick
7697 previously in expand_expr_real_1. Try reversing the comparison.
7698 (emit_store_flag_1): Work if target is NULL.
7699 (emit_store_flag): Work if target is NULL, using the result mode
7700 from the comparison. Use split_comparison, restructure final part
7701 to simplify conditionals.
7703 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
7705 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
7706 * dojump.c (do_jump): Change handling of floating-point
7707 ops to use just do_compare_and_jump.
7708 (split_comparison): New.
7709 (do_compare_rtx_and_jump): Add here logic coming previously
7710 in do_jump, using split_comparison.
7712 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
7715 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
7717 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7719 * tree-ssa-alias.c: Fix unintentional commit.
7721 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7723 * passes.c (execute_one_pass): Fix unintentional commit.
7725 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7727 * df-problems.c (df_set_seen, df_unset_seen): Delete.
7728 (df_rd_local_compute, df_md_local_compute): Inline them.
7730 (df_md_scratch): New.
7731 (df_md_alloc, df_md_free): Allocate/free it.
7732 (df_md_local_compute): Only include live registers in init.
7733 (df_md_transfer_function): Prune the in-set computed by
7734 the confluence function, and the gen-set too.
7736 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7738 PR rtl-optimization/26854
7739 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
7740 * df-problems.c (df_rd_add_problem): Fix comment.
7741 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
7742 df_md_simulate_artificial_defs_at_top,
7743 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
7744 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
7745 df_md_transfer_function, df_md_init, df_md_confluence_0,
7746 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
7747 problem_MD, df_md_add_problem): New.
7748 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
7749 df_md_get_bb_info): New.
7750 (DF_LAST_PROBLEM_PLUS1): Adjust.
7752 * Makefile.in (fwprop.o): Include domwalk.h.
7753 * fwprop.c: Include domwalk.h.
7754 (reg_defs, reg_defs_stack): New.
7755 (bitmap_only_bit_between): Remove.
7756 (process_defs): New.
7757 (process_uses): Use reg_defs and local_md instead of
7758 bitmap_only_bit_between and local_rd.
7759 (single_def_use_enter_block): New, from build_single_def_use_links.
7760 (single_def_use_leave_block): New.
7761 (build_single_def_use_links): Remove code moved to
7762 single_def_use_enter_block, invoke domwalk.
7763 (use_killed_between): Adjust comment.
7765 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7767 * bitmap.h (bitmap_ior_and_into): New.
7768 * bitmap.c (bitmap_ior_and_into): New.
7770 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
7772 * domwalk.h (struct dom_walk_data): Remove all callbacks except
7773 before_dom_children_before_stmts and after_dom_children_after_stmts.
7774 Rename the two remaining callbacks to just before_dom_children and
7775 after_dom_children. Remove other GIMPLE statement walking bits.
7776 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
7777 * graphite.c: Do not include domwalk.h.
7778 * tree-into-ssa.c (interesting_blocks): New global.
7779 (struct mark_def_sites_global_data): Remove it and names_to_rename.
7780 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
7781 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
7782 now that they're not domwalk callbacks.
7783 (rewrite_initialize_block): Rename to...
7784 (rewrite_enter_block): ... this, place after called functions. Test
7785 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
7786 (rewrite_finalize_block): Rename to...
7787 (rewrite_leave_block): ... this, place after called functions.
7788 (rewrite_update_init_block): Rename to...
7789 (rewrite_update_enter_block): ... this, place after called functions.
7790 Test interesting_blocks, call rewrite_update_stmt and
7791 rewrite_update_phi_arguments.
7792 (rewrite_update_fini_block): Rename to...
7793 (rewrite_leave_block): ... this, place after called functions.
7794 (rewrite_blocks): Remove last argument, simplify initialization of
7796 (mark_def_sites_initialize_block): Rename to...
7797 (mark_def_sites_block): ... this, call mark_def_sites.
7798 (mark_def_sites_blocks): Remove argument, simplify initialization of
7800 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
7801 (update_ssa): Likewise.
7802 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
7804 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
7805 (dom_opt_initialize_block): Rename to...
7806 (dom_opt_enter_block): ... this, place after called functions. Walk
7807 statements here, inline propagate_to_outgoing_edges.
7808 (dom_opt_finalize_block): Rename to...
7809 (dom_opt_leave_block): ... this, place after called functions.
7810 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
7812 (dse_enter_block, dse_record_phi): New.
7813 (dse_record_phis): Delete.
7814 (dse_finalize_block): Rename to...
7815 (dse_leave_block): ... this.
7816 (tree_ssa_dse): Simplify initialization of walk_data.
7817 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
7818 Adjust initialization of walk_data.
7819 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
7820 * tree-ssa-loop-phiopt.c (get_non_trapping):
7821 Adjust initialization of walk_data.
7822 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
7823 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
7824 it's not a domwalk callback.
7825 (uncprop_initialize_block): Rename to...
7826 (dse_enter_block): ... this, call uncprop_into_successor_phis.
7827 (dse_finalize_block): Rename to...
7828 (dse_leave_block): ... this.
7829 (tree_ssa_uncprop): Simplify initialization of walk_data.
7830 * Makefile.in: Adjust dependencies.
7832 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
7834 * arm.md (casesi): Fix test for Thumb1.
7835 (thumb1_casesi_internal_pic): Likewise.
7836 (thumb1_casesi_dispatch): Likewise.
7838 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
7840 * config/arm/arm-cores.def: Added core cortex-m0.
7841 * config/arm/arm-tune.md: Regenerated.
7842 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
7844 2009-06-26 DJ Delorie <dj@redhat.com>
7846 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
7848 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
7849 the scheduler doesn't tag jump insns.
7851 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
7853 * c-decl.c (merge_decls): Re-indent.
7855 2009-06-26 Janis Johnson <janis187@us.ibm.com>
7858 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
7859 Special-case decimal float constants.
7861 2009-06-26 Richard Henderson <rth@redhat.com>
7863 * function.h (struct function): Add cannot_be_copied_reason,
7864 and cannot_be_copied_set.
7865 * tree-inline.c (has_label_address_in_static_1): Rename from
7866 inline_forbidden_p_2; don't set inline_forbidden_reason here.
7867 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
7868 don't set inline_forbidden_reason.
7869 (copy_forbidden): New function, split out of inline_forbidden_p.
7870 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
7871 (inline_forbidden_p): Use copy_forbidden.
7872 (tree_versionable_function_p): Likewise.
7873 (inlinable_function_p): Merge into tree_inlinable_function_p.
7874 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
7875 * ipa-cp.c (ipcp_versionable_function_p): New function.
7876 (ipcp_cloning_candidate_p): Use it.
7877 (ipcp_node_modifiable_p): Likewise.
7879 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
7881 * builtins.c (expand_builtin_alloca): Handle builtin alloca
7882 that is marked not to be inlined. Remove flag_mudflap use.
7883 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
7884 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
7886 2009-06-26 Steve Ellcey <sje@cup.hp.com>
7889 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
7890 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
7892 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
7894 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
7896 (__mingwthr_remove_key_dtor): Likewise.
7898 2009-06-26 Richard Guenther <rguenther@suse.de>
7900 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
7902 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
7905 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
7906 try the non-cond_exec path also.
7908 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7911 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
7912 (output_cbranch): Use new functions.
7913 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
7916 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7917 Pat Haugen <pthaugen@us.ibm.com>
7918 Revital Eres <ERES@il.ibm.com>
7920 * config/rs6000/rs6000.c (print_operand): Correct lossage message
7921 for %c error. Add %x support to print VSX registers as a unified
7922 register set, instead of separate float and altivec registers.
7923 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
7924 %y case, and add support for VSX pre-modify addresses.
7925 (output_toc): Add assert for CONST containing an integer constant
7927 (rs6000_adjust_cost): Add POWER7 support.
7928 (insn_must_be_first_in_group): Ditto.
7929 (insn_must_be_last_in_group): Ditto.
7930 (rs6000_emit_popcount): Ditto.
7931 (rs6000_vector_mode_supported_p): Ditto.
7933 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
7934 Change some of the functions called by macros to being called
7935 through a pointer, so debug functions can be inserted if
7936 -mdebug=addr or -mdebug=cost.
7937 (rs6000_preferred_reload_class_ptr): Ditto.
7938 (rs6000_secondary_reload_class_ptr): Ditto.
7939 (rs6000_secondary_memory_needed_ptr): Ditto.
7940 (rs6000_cannot_change_mode_class_ptr): Ditto.
7941 (rs6000_secondary_reload_inner): Ditto.
7942 (rs6000_legitimize_reload_address): Ditto.
7943 (rs6000_legitimize_reload_address_ptr): Ditto.
7944 (rs6000_mode_dependent_address): Ditto.
7945 (rs6000_mode_dependent_address_ptr): Ditto.
7947 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
7948 function to return true if the mode allows reg + integer
7950 (virtual_stack_registers_memory_p): New function to return true if
7951 the address refers to a virtual stack register.
7952 (rs6000_legitimate_offset_address_p): Move code to say whether a
7953 mode supports reg+int addressing to reg_offset_addressing_ok_p and
7955 (rs6000_legitimate_address_p): Add checks for modes that only can
7956 do reg+reg addressing. Start adding VSX support.
7957 (rs6000_legitimize_reload_address): Ditto.
7958 (rs6000_legitimize_address): Ditto.
7959 (rs6000_debug_legitimate_address_p): New debug functions for
7960 -mdebug=addr and -mdebug=cost.
7961 (rs6000_debug_rtx_costs): Ditto.
7962 (rs6000_debug_address_costs): Ditto.
7963 (rs6000_debug_adjust_cost): Ditto.
7964 (rs6000_debug_legitimize_address): Ditto.
7965 (rs6000_legitimize_reload_address_ptr): Point to call normal
7966 function or debug function. Make functions called via pointer
7968 (rs6000_mode_dependent_address_ptr): Ditto.
7969 (rs6000_secondary_reload_class_ptr): Ditto.
7970 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
7971 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
7972 into a friendlier error.
7973 (rs6000_init_builtins): Add initial VSX support.
7974 (rs6000_adjust_cost): Fix some spacing issues.
7976 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
7977 (REG_CLASS_NAMES): Ditto.
7978 (REG_CLASS_CONTENTS): Ditto.
7979 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
7980 pointer, to add -mdebug=addr support.
7981 (CANNOT_CHANGE_MODE_CLASS): Ditto.
7982 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
7983 -mdebug=addr support.
7984 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
7985 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
7986 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
7988 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
7990 (bswapsi*): Set attribute types for load/store. Add combiner
7991 patterns to eliminate zero extend on 64-bit.
7992 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
7993 stdbrx if the hardware supports those instructions.
7995 2009-06-25 Ian Lance Taylor <iant@google.com>
7997 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
7998 (Link Options): Document -static-libstdc++.
8000 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8003 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
8004 DATA_ALIGNMENT instead.
8006 2009-06-25 Richard Guenther <rguenther@suse.de>
8008 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
8009 indirect references against the callused/escaped solutions.
8010 (call_may_clobber_ref_p_1): Likewise.
8012 2009-06-25 Martin Jambor <mjambor@suse.cz>
8014 PR tree-optimization/40493
8015 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
8016 (enum unscalarized_data_handling): New type.
8017 (handle_unscalarized_data_in_subtree): Return what has been done.
8018 (load_assign_lhs_subreplacements): Handle left flushes differently.
8019 (sra_modify_assign): Use unscalarized_data_handling, simplified
8020 condition determining whether to remove the statement.
8022 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
8024 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
8025 excerpt - @ should be doubled for texinfo.
8027 2009-06-24 Ian Lance Taylor <iant@google.com>
8029 * config/arc/arc.c: Include "df.h".
8030 (arc_attribute_table): Make static. Move higher in file.
8031 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
8032 (output_shift): Initialize n later to avoid warning.
8033 * config/arm/arm.c (arm_attribute_table): Make static. Move
8035 * config/avr/avr.c (avr_attribute_table): Make static. Move
8037 (reg_class_tab): Change array type from int to enum reg_class.
8038 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
8040 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
8041 (lshrhi3_out): Likewise.
8042 (class_likely_spilled_p): Change return type to bool.
8043 (avr_rtx_costs): Use local code variable with enum type.
8044 * config/avr/avr.md (movmemhi): Use add_reg_note.
8045 (andhi3, andsi3): Don't use AS2 with "and".
8046 (iorhi3, iorsi3): Don't use AS2 with "or".
8047 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
8048 * config/crx/crx.c: Include "df.h".
8049 (crx_attribute_table): Make static.
8050 * config/m32r/m32r.c: Include "df.h".
8051 (m32r_attribute_table): Make static. Move higher in file.
8052 (pop): Use add_reg_note.
8053 (block_move_call): Change 0 to LCT_NORMAL in function call.
8054 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
8055 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
8056 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
8057 declare, not just when TREE_CODE is defined.
8058 * config/m68hc11/m68hc11.c: Include "expr.h".
8059 (m68hc11_attribute_table): Make static. Move higher in file.
8060 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
8062 (m68hc11_register_indirect_p): Likewise.
8063 (m68hc11_function_arg_padding): Change return type to enum
8065 (emit_move_after_reload): Use add_reg_note.
8066 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
8067 (m68hc11_split_logical): Likewise.
8068 (m68hc11_rtx_costs): Add local code_and outer_code variables with
8070 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
8071 to VOIDmode in function call.
8072 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
8074 (m68hc11_split_logical): Update declaration.
8075 (m68hc11_function_arg_padding): Update declaration.
8076 * config/mcore/mcore.c (regno_reg_class): Change form array of int
8077 to array of enum reg_class.
8078 (mcore_attribute_table): Make static. Move higher in file.
8079 (mcore_rtx_costs): Add cast to enum type.
8080 * config/mcore/mcore.h (regno_reg_class): Update declaration.
8081 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
8082 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
8084 * config/sh/predicates.md (trapping_target_operand): Rename and to
8086 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
8088 * config/spu/spu.c (spu_attribute_table): Make static. Move
8090 * config/v850/v850.c (v850_attribute_table): Make static. Move
8092 (v850_rtx_costs): Use local code with enum type.
8093 (expand_epilogue): Add cast.
8094 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
8096 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
8099 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
8100 -m2a-single-only and -m2a-nofpu.
8101 * config/sh/sh.opt: Document m2a generates FPU code.
8103 2009-06-24 Anatoly Sokolov <aesok@post.ru>
8105 * defaults.h (CAN_ELIMINATE): Provide default.
8106 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8107 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
8108 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
8109 * config/spu/spu.h (CAN_ELIMINATE): Delete.
8110 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
8111 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
8112 * config/cris/cris.h (CAN_ELIMINATE): Delete.
8113 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
8114 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
8115 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
8117 2009-06-24 DJ Delorie <dj@redhat.com>
8119 * mep-ext-cop.cpu: Fix copyright notice.
8120 * mep-default: Fix copyright notice.
8121 * mep-core: Fix copyright notice.
8122 * mep: Fix copyright notice.
8123 * mep-ivc2: Fix copyright notice.
8124 * mep-c5: Fix copyright notice.
8126 2009-06-24 Denis Chertykov <chertykov@gmail.com>
8128 * doc/contrib.texi (Contributors):
8130 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
8133 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
8134 src and dst operands if necessary.
8136 2009-06-23 DJ Delorie <dj@redhat.com>
8139 * config.gcc: Add mep support.
8140 * recog.c: Resurrect validate_replace_rtx_subexp().
8141 * recog.h: Likewise.
8142 * config/mep/: Add new port:
8143 * config/mep/constraints.md: New file.
8144 * config/mep/default.h: New file.
8145 * config/mep/intrinsics.h: New file.
8146 * config/mep/intrinsics.md: New file.
8147 * config/mep/ivc2-template.h: New file.
8148 * config/mep/mep-c5.cpu: New file.
8149 * config/mep/mep-core.cpu: New file.
8150 * config/mep/mep-default.cpu: New file.
8151 * config/mep/mep-ext-cop.cpu: New file.
8152 * config/mep/mep-intrin.h: New file.
8153 * config/mep/mep-ivc2.cpu: New file.
8154 * config/mep/mep-lib1.asm: New file.
8155 * config/mep/mep-lib2.c: New file.
8156 * config/mep/mep-pragma.c: New file.
8157 * config/mep/mep-protos.h: New file.
8158 * config/mep/mep-tramp.c: New file.
8159 * config/mep/mep.c: New file.
8160 * config/mep/mep.cpu: New file.
8161 * config/mep/mep.h: New file.
8162 * config/mep/mep.md: New file.
8163 * config/mep/mep.opt: New file.
8164 * config/mep/predicates.md: New file.
8165 * config/mep/t-mep: New file.
8167 2009-06-23 Ian Lance Taylor <iant@google.com>
8169 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
8170 from loose_warn into c_loose_warn and from strict_warn into
8171 c_strict_warn. Set and substitute warn_cxxflags. Check for
8172 --enable-build-with-cxx. Set and substitute
8173 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
8174 * Makefile.in (CXXFLAGS): New variable.
8175 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
8176 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
8177 the default is the same as $(STRICT_WARN).
8178 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
8179 (CXX): New variable.
8180 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
8181 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
8182 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
8183 (HOST_LIBS): New variable.
8184 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
8185 (ALL_CXXFLAGS): New variable.
8186 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
8187 * doc/install.texi (Configuration): Document
8188 --enable-build-with-cxx, --with-stage1-ldflags,
8189 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
8190 * configure: Rebuild.
8192 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8194 * config/arm/arm.c (arm_override_options): Fix braces and formatting
8195 from previous commit.
8197 2009-06-23 Ian Lance Taylor <iant@google.com>
8199 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
8201 2009-06-23 Ian Lance Taylor <iant@google.com>
8203 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
8204 with ATTRIBUTE_UNUSED.
8206 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8207 Pat Haugen <pthaugen@us.ibm.com>
8208 Revital Eres <eres@il.ibm.com>
8210 * config.in (HAVE_AS_POPCNTD): Add default definition.
8211 (HAVE_AS_LWSYNC): Ditto.
8213 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
8215 (gcc_cv_as_powerpc_cmpb): Ditto.
8216 (gcc_cv_as_powerpc_dfp): Ditto.
8217 (gcc_cv_as_powerpc_vsx): Ditto.
8218 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
8219 supporting the popcntd/lwsync instructions.
8220 (gcc_cv_as_powerpc_lwsync): Ditto.
8221 * configure: Regenerate.
8223 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
8224 -mcpu=native and -mcpu=power7.
8225 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
8227 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
8228 a variable instead of a mask to reduce the number of mask bits.
8229 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
8230 (-mbit-word): Ditto.
8231 (-mregnames): Ditto.
8232 * config/rs6000/rs6000.opt (-mupdate): Ditto.
8233 (-mfused-madd): Ditto.
8235 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
8237 (-mvsx): New switch for VSX instructions.
8238 (-misel): Move from a variable to a mask to allow it to be set by
8241 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
8242 function declaration to an array declaration.
8243 (rs6000_hard_regno_nregs): New external array declaration.
8245 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
8246 files included by rs6000.md.
8248 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
8249 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
8251 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
8253 (rs6000_debug_reg): New -mdebug= variables.
8254 (rs6000_debug_addr): Ditto.
8255 (rs6000_debug_cost): Ditto.
8256 (rs6000_pmode): New variable to hold Pmode.
8257 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
8258 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
8259 calculated at compiler start.
8260 (rs6000_hard_regno_nregs): Change function to an array which holds
8261 HARD_REGNO_NREGS calculated at compiler start.
8262 (rs6000_explicit_options): Delete isel field.
8263 (rs6000_vector_unit): New array to hold which vector unit
8264 supports arithmetic options for a given type.
8265 (rs6000_vector_mem): New array to hold which vector unit supports
8266 memory reference operations for a given type.
8267 (rs6000_vector_align): New array to given the alignment of each
8269 (power7_cost): New basic costs for power7.
8270 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
8271 (rs6000_hard_regno_nregs_internal): New function, moved from
8272 HARD_REGNO_NREGS, to calculate the number of registers each hard
8273 register takes for each type.
8274 (rs6000_debug_reg_print): New function for -mdebug=reg support.
8275 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
8276 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
8277 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
8278 unit information here so it is calculated once at compiler startup
8280 (rs6000_override_options): Make -misel a target mask. Add more
8281 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
8282 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
8284 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
8285 (rs6000_handle_option): Move -misel from variable to target mask.
8286 (rs6000_builtin_mask_for_load): Add VSX support.
8287 (rs6000_conditional_register_usage): Ditto.
8288 (USE_ALTIVEC_FOR_ARG_P): Ditto.
8289 (function_arg_boundary): Ditto.
8290 (rs6000_expand_builtin): Ditto.
8291 (def_builtin): Make abort message a little friendlier.
8292 (rs6000_emit_int_cmove): Add support for 64-bit isel.
8294 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
8295 assembler support the popcntd instruction instead of a vsx
8296 instruction to enable power7 support.
8297 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
8298 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
8299 option to the assembler if -mcpu=native.
8300 (ASM_CPU_NATIVE_SPEC): Ditto.
8301 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
8303 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
8304 the lwsync instruction.
8305 (enum processor_type): Add PROCESSOR_POWER7.
8306 (rs6000_debug_reg): New -mdebug= options.
8307 (rs6000_debug_addr): Ditto.
8308 (rs6000_debug_cost): Ditto.
8309 (rs6000_isel): Delete.
8310 (enum rs6000_vector): New enum to say what vector unit we have.
8311 (VECTOR_UNIT_*): New macros to say which vector unit has
8312 arithmetic operations for a given type.
8313 (VECTOR_MEM_*): New macros to say which vector unit has memory
8314 operations for a given type.
8315 (TARGET_LDBRX): Whether the machine supports the ldbrx
8317 (TARGET_ISEL): Delete, -misel moved to be a mask.
8318 (TARGET_ISEL64): New macro for 64-bit isel support.
8319 (UNITS_PER_VSX_WORD): New macro.
8320 (POINTER_SIZE): Move to be an external variable, rather than
8321 calculating whether we are generating 32 ot 64-bit code.
8323 (STACK_BOUNDARY): Add VSX support.
8324 (LOCAL_ALIGNMENT): Ditto.
8325 (SLOW_UNALIGNED_ACCESS): Ditto.
8326 (VSX_REGNO_P): New macro for VSX support.
8327 (VFLOAT_REGNO_P): Ditto.
8328 (VINT_REGNO_P): Ditto.
8329 (VLOGICAL_REGNO_P): Ditto.
8330 (VSX_VECTOR_MODE): Ditto.
8331 (VSX_SCALAR_MODE): Ditto.
8333 (VSX_MOVE_MODE): Ditto.
8334 (VSX_REG_CLASS_P): Ditto.
8335 (HARD_REGNO_NREGS): Instead of calling a function, use an array
8337 (UNITS_PER_SIMD_WORD): Add VSX support.
8338 (MODES_TIEABLE_P): Ditto.
8339 (STARTING_FRAME_OFFSET): Ditto.
8340 (STACK_DYNAMIC_OFFSET): Ditto.
8341 (EPILOGUE_USES): Ditto.
8342 (REGNO_REG_CLASS): Move to array lookup.
8343 (CLASS_MAX_NREGS): Ditto.
8344 (rs6000_vector_reg_class): Add declaration.
8345 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
8346 overlap with the floating point and Altivec registers.
8348 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
8350 * config/rs6000/driver-rs6000.c (asm_names): New static array to
8351 give the appropriate asm switches if -mcpu=native.
8352 (host_detect_local_cpu): Add support for "asm".
8353 (host_detect_local_cpu): Follow GNU code guidelines for name.
8355 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
8356 -mbit-word to a variable instead of being a target mask.
8358 * config/rs6000/sync.md (lwsync): If the assembler supports it,
8359 emit the lwsync instruction instead of emitting the instruction as
8360 an integer constant.
8362 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
8363 fixuns_trundfsi2, move expander into rs6000.md.
8365 * config/rs6000/rs6000.md (cpu): Add power7.
8366 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
8367 (logical predicate patterns): Change the single instruction
8368 primitives that set CR0 to be fast_compare instead of compare.
8370 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
8371 (popcntddi2): Ditto.
8372 (popcount<mode>): Ditto.
8373 (floating multiply/add insns): Name the floating point
8375 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
8376 (isel_unsigned_<mode>): Ditto.
8377 (fixuns_trundfsi2): Move expander here from spe.md.
8378 (smindi3): Define if we have -misel on 64-bit systems.
8383 2009-06-23 Anatoly Sokolov <aesok@post.ru>
8385 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
8387 * config/avr/avr.c (avr_current_device): New variable.
8388 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
8389 (avr_arch, mcu_type_s): Move to avr.h.
8390 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
8391 default_data_section_start fields.
8392 (avr_arch): Moved from avr.c.
8393 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
8394 library_name fields.
8395 (avr_current_device, avr_mcu_types, avr_arch_types,
8396 avr_device_to_arch, avr_device_to_data_start,
8397 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
8398 (EXTRA_SPEC_FUNCTIONS): Define.
8399 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
8400 options mapping. Use device_to_arch and device_to_data_start insted.
8401 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
8402 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
8403 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
8404 * config/avr/driver-avr.c: New file.
8405 * config/avr/avr-devices.c: New file.
8407 2009-06-23 Jakub Jelinek <jakub@redhat.com>
8409 * var-tracking.c (unshare_variable): Force initialized to
8410 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
8411 (set_variable_part): Likewise.
8412 (struct variable_union_info): Remove pos_src field.
8413 (vui_vec, vui_allocated): New variables.
8414 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
8415 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
8416 == 1 use a simpler sorting algorithm. Compute pos field right
8417 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
8418 Avoid quadratic comparison if !flag_var_tracking_uninit.
8419 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
8420 unshare_variable unconditionally.
8421 (dataflow_set_different_2): Removed.
8422 (dataflow_set_different): Don't traverse second hash table.
8423 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
8424 unconditionally to var_reg_set or var_mem_set.
8425 (emit_notes_in_bb): Likewise.
8426 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
8428 (emit_note_insn_var_location): Don't set initialized to
8429 VAR_INIT_STATUS_INITIALIZED early.
8430 (vt_finalize): Free vui_vec if needed, clear vui_vec and
8432 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
8434 * tree-object-size.c (addr_object_size): Instead of checking
8435 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
8436 are no FIELD_DECLs following it.
8438 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
8440 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
8441 order to match bswaps with signed source operands.
8443 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8445 * sdbout.c (sdbout_one_type): Fix braces in switch.
8447 2009-06-23 Richard Guenther <rguenther@suse.de>
8449 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
8451 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
8452 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
8453 var_callused, callused_tree, var_storedanything, storedanything_tree,
8454 var_integer, integer_tree): Remove global variables.
8455 (new_var_info): Do not pass new id, append the new var to the
8456 global variable vector.
8457 (do_ds_constraint): Use is_global_var member of the variable-info.
8458 (new_scalar_tmp_constraint_exp): Adjust.
8459 (create_function_info_for): Likewise.
8460 (create_variable_info_for): Likewise.
8461 (find_what_var_points_to): Remove dead code.
8462 (init_base_vars): Simplify.
8463 (compute_points_to_sets): Adjust.
8465 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
8467 * combine.c (try_combine): Dump information about the insns we're
8470 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
8472 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
8473 check when calling force_to_mode on TRUNCATE's operand.
8475 2009-06-22 Ian Lance Taylor <iant@google.com>
8477 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
8479 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
8481 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
8483 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8485 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
8486 override library linkage flags such as -static-libgcc or
8489 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8491 * config/m68k/m68k-devices.def: Add line for MCF5221x.
8493 2009-06-22 Ian Lance Taylor <iant@google.com>
8495 * config/linux.opt: Put mglibc ahead of muclibc.
8497 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
8498 for duplicate decls.
8500 2009-06-22 Matthias Klose <doko@ubuntu.com>
8502 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
8504 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
8507 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
8508 instead of NULL if a parser error occurs.
8510 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8512 * dwarf2out.c (dwarf2_debug_hooks): Initialize
8513 non-DWARF2_DEBUGGING_INFO version.
8515 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
8517 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
8518 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
8520 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
8521 (LIBGCC2_TF_CEXT): Define.
8524 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8527 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
8529 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8531 * config/arm/arm.c (arm_override_options): Disable
8532 -mcaller-super-interworking and -mcallee-super-interworking.
8533 * doc/invoke.texi (ARM Options): Document this.
8535 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
8537 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
8538 * config/arm/constraints.md (j): New constraint for movw operands.
8539 (N): Remove thumb2 meaning.
8540 * config/arm/arm.md (*arm_movw): Delete.
8541 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
8542 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
8543 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
8545 2009-06-22 Martin Jambor <mjambor@suse.cz>
8547 PR tree-optimization/40492
8548 * tree-sra.c (sra_modify_assign): Pass zero offsets to
8549 build_ref_for_offset.
8551 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
8553 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
8554 JUMP_TABLE_DATA_P predicates where applicable.
8555 * auto-inc-dec.c: Ditto.
8556 * builtins.c: Ditto.
8557 * caller-save.c: Ditto.
8559 * cfgcleanup.c: Ditto.
8560 * cfglayout.c: Ditto.
8563 * combine-stack-adj.c: Ditto.
8569 * dwarf2asm.c: Ditto.
8570 * dwarf2out.c: Ditto.
8571 * emit-rtl.c: Ditto.
8577 * function.c: Ditto.
8580 * genpreds.c: Ditto.
8581 * genrecog.c: Ditto.
8583 * ira-costs.c: Ditto.
8584 * ira-lives.c: Ditto.
8587 * lower-subreg.c: Ditto.
8588 * modulo-sched.c: Ditto.
8590 * postreload.c: Ditto.
8591 * print-rtl.c: Ditto.
8600 * sched-vis.c: Ditto.
8602 * sel-sched-ir.c: Ditto.
8603 * simplify-rtx.c: Ditto.
8604 * targhooks.c: Ditto.
8605 * var-tracking.c: Ditto.
8606 * vmsdbgout.c: Ditto.
8608 2009-06-22 Matthias Klose <doko@ubuntu.com>
8610 * Makefile.in (install-plugin): Always use DESTDIR.
8612 2009-06-22 Olivier Hainque <hainque@adacore.com>
8614 * config/pa/pa.c (output_call): Don't optimize post call jumps
8615 into return address adjustments if the call may throw.
8617 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
8619 * arm.c (thumb1_output_casesi): New function.
8620 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
8621 optimizing for size or PIC.
8622 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
8623 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
8624 (casesi): Handle Thumb-1 when optimizing for size or PIC.
8625 (thumb1_casesi_internal_pic): New expand rule.
8626 (thumb1_casesi_dispatch): New pattern.
8627 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
8629 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
8630 in the text seciton when PIC or optimizing for size.
8631 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
8632 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
8633 preservation properties of code.
8634 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
8635 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
8636 (__gnu_thumb1_case_si): New function.
8637 * t-arm (LIB1ASMSRC): Define here.
8638 (LIB1ASMFUNCS): Add some common functions.
8639 * t-arm-elf (LIB1ASMSRC): Delete.
8640 (LIB1ASMFUNCS): Append to existing set.
8641 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8642 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8643 * t-symbian (LIB1ASMFUNCS): Likewise.
8644 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8645 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
8647 2009-06-21 Richard Guenther <rguenther@suse.de>
8649 PR tree-optimization/38729
8650 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
8651 to loops with a single exit if -fno-expensive-optimizations.
8653 2009-06-21 Jakub Jelinek <jakub@redhat.com>
8655 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
8656 (dataflow_set): Change vars type from htab_t to shared_hash.
8657 (shared_hash_pool, empty_shared_hash): New variables.
8658 (vars_clear): Removed.
8659 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
8660 shared_hash_find_slot_unshare, shared_hash_find_slot,
8661 shared_hash_find_slot_noinsert, shared_hash_find): New
8663 (shared_hash_unshare, shared_hash_destroy): New functions.
8664 (unshare_variable): Unshare set->vars if shared, use
8666 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
8667 (get_init_value, find_src_set_src, dump_dataflow_set,
8668 clobber_variable_part, emit_notes_for_differences): Use
8670 (dataflow_set_init): Remove second argument, set vars to
8671 empty_shared_hash instead of creating a new htab.
8672 (dataflow_set_clear): Call shared_hash_destroy and set vars
8673 to empty_shared_hash instead of calling vars_clear.
8674 (dataflow_set_copy): Don't call vars_copy, instead just share
8675 the src htab with dst.
8676 (variable_union): Use shared_hash_*, use initially NO_INSERT
8677 lookup if set->vars is shared. Don't keep slot cleared before
8678 calling unshare_variable. Unshare set->vars if needed.
8679 Even ->refcount == 1 vars must be unshared if set->vars is shared
8680 and var needs to be modified.
8681 (variable_canonicalize): New function.
8682 (dataflow_set_union): If dst->vars is empty, just share src->vars
8683 with dst->vars and traverse with variable_canonicalize to canonicalize
8684 and unshare what is needed.
8685 (dataflow_set_different): If old_set and new_set use the same shared
8686 htab, they aren't different. If number of htab elements is different,
8687 htabs are different. Use shared_hash_*.
8688 (dataflow_set_destroy): Call shared_hash_destroy instead of
8690 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
8691 second argument to dataflow_set_init.
8692 (vt_initialize): Likewise. Initialize shared_hash_pool and
8693 empty_shared_hash, move bb in/out initialization afterwards.
8694 Use variable_htab_free instead of NULL as changed_variables del hook.
8695 (variable_was_changed): Change type of second argument to pointer to
8696 dataflow_set. When inserting var into changed_variables, bump
8697 refcount. Unshare set->vars if set is shared htab and slot needs to
8699 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
8700 lookup if set->vars is shared. Unshare set->vars if needed.
8701 Even ->refcount == 1 vars must be unshared if set->vars is shared
8702 and var needs to be modified. Adjust variable_was_changed caller.
8703 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
8704 vars must be unshared if set->vars is shared and var needs to be
8705 modified. Adjust variable_was_changed caller.
8706 (emit_note_insn_var_location): Don't pool_free var.
8707 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
8709 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
8710 free_alloc_pool on shared_hash_pool.
8712 2009-06-20 Anthony Green <green@moxielogic.com>
8714 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
8715 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
8717 2009-06-20 Richard Guenther <rguenther@suse.de>
8719 * tree-ssa-structalias.c (find_func_aliases): For memset use
8720 a constraint from NULL if we memset to zero.
8721 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
8722 we explicitly handle that do not read from memory.
8723 (call_may_clobber_ref_p_1): Properly handle builtins that may
8726 2009-06-20 Richard Guenther <rguenther@suse.de>
8728 PR tree-optimization/40495
8729 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
8730 (new_scalar_tmp_constraint_exp): New function.
8731 (process_constraint): Do not create temporary decls.
8732 (process_all_all_constraints): Likewise.
8733 (handle_const_call): Likewise.
8734 (create_function_info_for): Do not set decl.
8736 2009-06-19 Ian Lance Taylor <iant@google.com>
8738 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
8739 (rs6000_attribute_table): Make static; move before use.
8741 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
8743 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
8744 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
8745 Propagate the TREE_READONLY flag without overwriting it.
8746 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
8747 Propagate the TREE_READONLY flag onto the result.
8748 (process_call_operands): Move around. Use correct constant value.
8750 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8753 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
8754 * config/arm/arm.md: Likewise.
8756 2009-06-19 Ian Lance Taylor <iant@google.com>
8758 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
8759 to GIMPLE_ERROR_MARK.
8761 * c-typeck.c (build_conditional_expr): Add op1_original_type and
8762 op2_original_type parameters. Warn about using different enum types.
8763 * c-parser.c (c_parser_conditional_expression): Pass original
8764 types to build_conditional_expr.
8765 * c-tree.h (build_conditional_expr): Update declaration.
8767 2009-06-19 Ian Lance Taylor <iant@google.com>
8769 * config/i386/i386.c (ix86_function_specific_save): Test that
8770 fields match values, rather than testing the values are in a
8773 2009-06-19 Richard Guenther <rguenther@suse.de>
8775 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
8777 (ptr_derefs_may_alias_p): Likewise.
8778 (ptr_deref_may_alias_ref_p_1): New function.
8779 (ptr_deref_may_alias_ref_p): Likewise.
8780 (ref_maybe_used_by_call_p_1): Handle builtins that are not
8781 covered by looking at the ESCAPED solution.
8782 (call_may_clobber_ref_p_1): Likewise.
8783 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
8784 Handle NULL_TREE offset. Do not produce redundant constraints.
8785 (process_all_all_constraints): New helper function.
8786 (do_structure_copy): Use it.
8787 (handle_lhs_call): Likewise.
8788 (find_func_aliases): Handle some builtins with pointer arguments
8789 and/or return values explicitly.
8791 2009-06-19 Ian Lance Taylor <iant@google.com>
8793 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
8795 2009-06-19 Ian Lance Taylor <iant@google.com>
8797 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
8799 2009-06-19 Ian Lance Taylor <iant@google.com>
8801 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
8802 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
8805 * c-decl.c (finish_decl): If -Wc++-compat, warn about
8806 uninitialized const.
8808 2009-06-19 Ian Lance Taylor <iant@google.com>
8810 * dse.c (struct store_info): Rename bitmap field to bmap. Change
8813 * c-decl.c (in_struct, struct_types): Remove.
8814 (struct c_binding): Add in_struct field.
8815 (c_binding_ptr): Define type, along with VEC.
8816 (struct c_struct_parse_info): Define.
8817 (struct_parse_info): New static variable.
8818 (bind): Initialize in_struct field.
8819 (start_struct): Remove enclosing_in_struct and
8820 enclosing_struct_types parameters. Add
8821 enclosing_struct_parse_info parameter. Change all callers. Set
8822 struct_parse_info rather than in_struct and struct_types.
8823 (grokfield): If -Wc++-compat and there is a symbol binding for the
8824 field name, set the in_struct flag and push it on the
8825 struct_parse_info->fields vector.
8826 (warn_cxx_compat_finish_struct): New static function.
8827 (finish_struct): Remove enclosing_in_struct and
8828 enclosing_struct_types parameters. Add
8829 enclosing_struct_parse_info parameter. Change all callers. Don't
8830 set C_TYPE_DEFINED_IN_STRUCT here. Call
8831 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
8832 parameter. Only push on struct_types if warn_cxx_compat.
8833 (finish_enum): Only push on struct_types if warn_cxx_compat.
8834 (declspecs_add_type): Add loc parameter. Change all callers.
8835 Change all error calls to error_at. Pass loc, not input_location,
8836 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
8837 defined in a struct. If -Wc++-compat and parsing a struct, record
8838 that a typedef name was used.
8839 * c-parser.c (c_parser_declspecs): Get location to pass to
8841 (c_parser_struct_or_union_specifier): Update calls to start_struct
8843 * c-tree.h (struct c_struct_parse_info): Declare.
8844 (finish_struct, start_struct): Update declarations.
8845 (declspecs_add_type): Update declaration.
8847 2009-06-19 Ian Lance Taylor <iant@google.com>
8849 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
8850 variable with an anonymous type.
8852 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8854 * see.c: Remove for real.
8856 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8858 * optabs.h (enum optab_index): Add new OTI_significand.
8859 (significand_optab): Define corresponding macro.
8860 * optabs.c (init_optabs): Initialize significand_optab.
8861 * genopinit.c (optabs): Implement significand_optab using
8862 significand?f2 patterns.
8863 * builtins.c (expand_builtin_mathfn): Handle
8864 BUILT_IN_SIGNIFICAND{,F,L}.
8865 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
8866 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
8868 * config/i386/i386.md (significandxf2, significand<mode>2): New
8869 expanders to implement significandf, significand and significandl
8870 built-ins as inline x87 intrinsics.
8872 2009-06-18 Anatoly Sokolov <aesok@post.ru>
8874 * config/avr/avr.c (avr_override_options): Remove setting value of
8875 PARAM_INLINE_CALL_COST.
8877 2009-06-18 Richard Henderson <rth@redhat.com>
8880 * tree-pass.h (TDF_ASMNAME): New.
8881 * tree-dump.c (dump_options): Add asmname.
8882 * doc/invoke.texi: Document it.
8884 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
8885 (dump_decl_name): ...here.
8886 (dump_function_name): New flags arg; mind TDF_ASMNAME.
8887 (dump_generic_node): Update dump_function_name calls.
8888 (print_call_name): New flags arg; update all dump calls.
8889 * diagnostic.h (print_call_name): Update.
8890 * gimple-pretty-print.c (dump_gimple_call): Update.
8892 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
8895 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
8897 2009-06-18 Diego Novillo <dnovillo@google.com>
8899 * doc/plugins.texi: Document plugin_is_GPL_compatible.
8900 * plugin.c (str_license): Declare.
8901 (try_init_one_plugin): Assert that the symbol
8902 'plugin_is_GPL_compatible' exists.
8904 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
8907 * Makefile.in (OBJS-common): Remove see.o.
8909 * common.opt (fsee): Mark as preserved for backward compatibility.
8910 * opts.c (common_handle_option): Add OPT_fsee to the backward
8911 compatibility section.
8912 * passes.c (init_optimization_passes, pass_see): Remove pass.
8913 * timevar.def (TV_SEE): Remove.
8914 * tree-pass.h (pass_see): Remove declaration.
8915 * doc/invoke.texi (-fsee): Remove documentation.
8917 2009-06-18 Martin Jambor <mjambor@suse.cz>
8919 * tree-sra.c: Include statistics.h
8920 (sra_stats): New variable.
8921 (sra_initialize): Clear sra_stats.
8922 (create_access_replacement): Increment sra_stats.replacements.
8923 (get_access_replacement): Do not return twice.
8924 (analyze_all_variable_accesses): Increment statistics counter by the
8925 number of scalarized aggregates.
8926 (generate_subtree_copies): Increment sra_stats.subtree_copies.
8927 (sra_modify_expr): Increment sra_stats.exprs.
8928 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
8929 (sra_modify_assign): Increment sra_stats.exprs,
8930 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
8931 (perform_intra_sra): Update statistics counters.
8932 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
8934 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8936 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
8937 (arm_scalar_mode_supported_p): New function.
8939 2009-06-18 Paul Brook <paul@codesourcery.com>
8940 Sandra Loosemore <sandra@codesourcery.com>
8942 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
8943 (__extendhfsf2, __truncsfhf2): Define.
8944 * config/arm/fp16.c: New file.
8945 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8946 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
8948 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
8950 * doc/extend.texi (Half-Precision): New section.
8951 * doc/invoke.texi (Option Summary): List -mfp16-format.
8952 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
8953 * config/arm/arm.opt (mfp16-format=): New.
8954 * config/arm/arm.c: Include intl.h.
8955 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
8956 (TARGET_INVALID_RETURN_TYPE): Redefine.
8957 (TARGET_PROMOTED_TYPE): Redefine.
8958 (TARGET_CONVERT_TO_TYPE): Redefine.
8959 (arm_fp16_format): Define.
8960 (all_fpus): Add entry for neon-fp16.
8961 (fp_model_for_fpu): Likewise.
8962 (struct fp16_format): Declare.
8963 (all_fp16_formats): Define.
8964 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
8966 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
8968 (arm_legitimate_index_p): Treat HFmode like HImode.
8969 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
8970 (coproc_secondary_reload_class): Special-case HFmode.
8971 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
8972 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
8973 (arm_init_fp16_builtins): New.
8974 (arm_init_builtins): Call it.
8975 (arm_invalid_parameter_type): New.
8976 (arm_invalid_return_type): New.
8977 (arm_promoted_type): New.
8978 (arm_convert_to_type).
8979 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
8981 (arm_emit_fp16_const): New function.
8982 (arm_mangle_type): Mangle __fp16 as "Dh".
8983 * config/arm/arm.h (TARGET_VFPD32): Make it know about
8985 (TARGET_NEON_FP16): New.
8986 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
8987 (enum fputype): Add FPUTYPE_NEON_FP16.
8988 (enum arm_fp16_format_type): Declare.
8989 (arm_fp16_format): Declare.
8990 (LARGEST_EXPONENT_IS_NORMAL): Define.
8991 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
8992 * config/arm/arm-modes.def (HFmode): Define.
8993 * config/arm/vfp.md: (*movhf_vfp): New.
8996 * config/arm/arm.md: (fpu): Add neon_fp16.
8997 (floatsihf2, floatdihf2): New.
8998 (fix_trunchfsi2, fix_trunchfdi2): New.
9002 (*arm32_movhf): New.
9003 (*thumb1_movhf): New.
9004 (consttable_2): Add check for HFmode constants.
9005 (consttable_4): Handle HFmode constants.
9007 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
9009 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
9011 2009-06-17 Olivier Hainque <hainque@adacore.com>
9013 * collect2.c (main): Use CONST_CAST2 to perform char ** to
9014 const char ** conversion in AIX specific section.
9016 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
9018 * config/i386/i386.c (ix86_special_builtin_type): Remove
9019 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
9020 (bdesc_special_args): Updated.
9021 (ix86_init_mmx_sse_builtins): Likewise.
9022 (ix86_expand_special_args_builtin): Likewise.
9024 2009-06-17 Richard Henderson <rth@redhat.com>
9026 * tree-pretty-print.c (maybe_dump_asm_name): New.
9027 (dump_decl_name): Use it.
9028 (PRINT_FUNCTION_NAME): Merge into...
9029 (dump_function_name): ... here. Use maybe_dump_asm_name.
9031 2009-06-17 Cary Coutant <ccoutant@google.com>
9033 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
9035 * debug.c (struct gcc_debug_hooks): Change placeholder for
9037 (debug_nothing_int_charstar_int): Replaced by...
9038 (debug_nothing_int_charstar_int_bool): ...this.
9039 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
9040 source_line prototype.
9041 (debug_nothing_int_charstar_int): Replaced by...
9042 (debug_nothing_int_charstar_int_bool): ...this.
9043 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
9044 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
9045 Output is_stmt operand when necessary.
9046 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
9047 (notice_source_line): Add is_stmt parameter.
9048 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
9049 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
9051 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
9052 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
9054 2009-06-17 Ian Lance Taylor <iant@google.com>
9056 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
9058 (struct store_by_pieces_d): Rename from store_by_pieces. Change
9061 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
9063 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
9064 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
9065 tree_strip_sign_nop_conversions and
9066 tree_ssa_strip_useless_type_conversions rather than stripping
9067 the operations here.
9068 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
9070 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
9071 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
9072 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
9073 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
9076 2009-06-17 Michael Eager <eager@eagercon.com>
9078 * config/rs6000/constraints.md (register_constraint "d"): New.
9079 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
9080 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9081 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
9082 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
9083 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9084 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
9085 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
9086 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
9087 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
9088 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
9090 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
9091 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
9092 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
9093 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
9094 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
9095 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
9096 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
9097 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
9098 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
9099 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
9100 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
9101 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
9102 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
9103 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
9105 2009-06-16 Ian Lance Taylor <iant@google.com>
9107 * profile.c (total_num_never_executed): Don't define.
9108 (compute_branch_probabilities): Don't count or print
9110 (init_branch_prob): Don't set total_num_never_executed.
9111 (end_branch_prob): Don't print total_num_never_executed.
9113 2009-06-17 David Daney <ddaney@caviumnetworks.com>
9115 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
9117 2009-06-17 David Edelsohn <edelsohn@gnu.org>
9119 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
9120 (nabstd2_fpr): Same.
9122 2009-06-17 Steve Ellcey <sje@cup.hp.com>
9124 * expr.c (expand_assignment): Change complex type check.
9126 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
9128 * doc/plugins.texi (Building GCC plugins): Added new section.
9130 2009-06-17 Ian Lance Taylor <iant@google.com>
9132 * c-pch.c (get_ident): Don't set size of templ array.
9133 (pch_init): Don't set size of partial_pch array.
9135 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
9136 string constant to intialize an array whose size is the length of
9139 2009-06-17 Richard Guenther <rguenther@suse.de>
9141 PR tree-optimization/40389
9142 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
9143 to addressable types.
9144 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
9146 2009-06-17 Richard Guenther <rguenther@suse.de>
9149 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
9150 if there is no evolution of left in the loop bail out.
9151 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
9152 chrec_fold_multiply.
9154 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
9155 Janis Johnson <janis187@us.ibm.com>
9158 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
9159 for the symbol ref of a constant that is the source of a move
9160 - nor for any other not-obvious-label-ref constants.
9162 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
9164 * plugin.c (position_pass): Skip newly inserted pass during list
9165 traversal to avoid repeated insertion.
9167 2009-06-16 Ian Lance Taylor <iant@google.com>
9169 * vec.h (VEC_stack_alloc): Define different version if
9170 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
9171 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
9172 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
9173 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9175 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
9177 * config.gcc (extra_headers): Add ia32intrin.h for x86.
9179 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
9180 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
9181 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
9182 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
9183 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
9184 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9185 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9186 (bdesc_special_args): Add __builtin_ia32_rdtsc and
9187 __builtin_ia32_rdtscp.
9188 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
9189 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
9190 and __builtin_ia32_rorhi.
9191 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
9192 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9193 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9194 (ix86_expand_args_builtin): Likewise.
9195 (ix86_expand_special_args_builtin): Likewise.
9197 * config/i386/i386.md (UNSPECV_RDTSCP): New.
9198 (UNSPECV_RDTSC): Likewise.
9199 (UNSPECV_RDPMC): Likewise.
9200 (*bsr): Renamed to ...
9202 (*bsr_rex64): Renamed to ...
9206 (*rdpmc_rex64): Likewise.
9209 (*rdtsc_rex64): Likewise.
9211 (*rdtscp): Likewise.
9212 (*rdtscp_rex64): Likewise.
9214 * config/i386/ia32intrin.h: New.
9216 * config/i386/x86intrin.h: Include <ia32intrin.h>.
9218 2009-06-16 Ian Lance Taylor <iant@google.com>
9220 * ira-build.c (copy_info_to_removed_store_destinations):
9221 Initialize parent_a.
9223 2009-06-16 Ian Lance Taylor <iant@google.com>
9225 * c-decl.c (grokdeclarator): Change size_varies to bool.
9227 2009-06-16 Ian Lance Taylor <iant@google.com>
9229 * sel-sched.c: Make forward declarations of move_op_hooks and
9230 fur_hooks explicitly extern.
9232 2009-06-16 Ian Lance Taylor <iant@google.com>
9234 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
9235 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
9237 2009-06-16 Ian Lance Taylor <iant@google.com>
9239 * resource.c (mark_referenced_resources): Change
9240 include_delayed_effects parameter to bool. Change all callers.
9241 (mark_end_of_function_resources): Likewise.
9242 * reorg.c (insn_references_resource_p): Likewise.
9243 (insn_sets_resource_p): Likewise.
9244 * resource.h (mark_referenced_resources): Update declaration.
9245 (mark_end_of_function_resources): Update declaration.
9247 2009-06-16 David Edelsohn <edelsohn@gnu.org>
9249 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
9251 2009-06-16 David Edelsohn <edelsohn@gnu.org>
9253 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
9254 GCC can bootstrap on AIX with GNU Binutils 2.20.
9256 2009-06-16 Ian Lance Taylor <iant@google.com>
9258 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
9260 2009-06-16 Ian Lance Taylor <iant@google.com>
9262 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
9263 inline, not extern inline.
9264 (exact_log2): Likewise.
9265 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
9267 (exact_log2): Likewise, but don't test CTZ_HWI.
9269 2009-06-16 Ian Lance Taylor <iant@google.com>
9271 * bitmap.c (bitmap_clear): Don't declare as inline.
9272 * gimple.c (gimplify_assign): Likewise.
9273 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
9274 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
9275 (sched_scan_info): Remove duplicate definition.
9277 2009-06-16 Ian Lance Taylor <iant@google.com>
9279 * c-common.c (skip_evaluation): Don't define.
9280 (c_inhibit_evaluation_warnings): Define global variable.
9281 (overflow_warning): Check c_inhibit_evaluation_warnings rather
9282 than skip_evaluation.
9283 (convert_and_check, warn_for_div_by_zero): Likewise.
9284 * c-common.h (skip_evaluation): Don't declare.
9285 (c_inhibit_evaluation_warnings): Declare.
9286 * c-parser.c (c_parser_typeof_specifier): Set
9287 c_inhibit_evaluation_warnings rather than skip_evaluation.
9288 (c_parser_conditional_expression): Likewise.
9289 (c_parser_binary_expression): Likewise.
9290 (c_parser_sizeof_expression): Likewise.
9291 (c_parser_alignof_expression): Likewise.
9292 * c-typeck.c (build_indirect_ref): Check
9293 c_inhibit_evaluation_warnings rather than skip_evaluation.
9294 (build_conditional_expr, build_binary_op): Likewise.
9296 2009-06-16 Richard Guenther <rguenther@suse.de>
9298 * tree-ssa-alias.c (is_escape_site): Remove.
9299 * tree-ssa-alias.h (enum escape_type): Remove.
9300 (is_escape_site): Likewise.
9301 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
9302 via casts and asms without deferring to is_escape_site.
9304 2009-06-16 Jakub Jelinek <jakub@redhat.com>
9307 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
9308 use gen_lowpart if op0 has complex mode.
9310 2009-06-16 Richard Guenther <rguenther@suse.de>
9312 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
9313 variables add them to ESCAPED.
9314 (find_func_aliases): Do not make all indirectly stored values escaped.
9316 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
9318 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
9321 2009-06-16 Martin Jambor <mjambor@suse.cz>
9323 PR tree-optimization/40432
9324 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
9325 check whether we need to force gimple register operand.
9327 2009-06-16 Martin Jambor <mjambor@suse.cz>
9329 PR tree-optimization/40413
9330 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
9331 build_ref_for_offset.
9332 (propagate_subacesses_accross_link): Fix a typo in a comment.
9334 2009-06-16 Ira Rosen <irar@il.ibm.com>
9336 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9337 with additional parameter.
9338 * tree-vectorizer.h (enum vect_def_type): Add new value
9340 (enum vect_relevant): Add comments.
9341 (vect_is_simple_reduction): Add new argument.
9342 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
9343 Detect nested cycles.
9344 (vect_is_simple_reduction): Update documentation, add an argument to
9345 distinguish inner-loop reduction from nested cycle, detect nested
9346 cycles, fix printings and indentation, don't swap operands in case
9348 (get_initial_def_for_reduction): Handle subtraction.
9349 (vect_create_epilog_for_reduction): Add new argument to specify
9351 (vect_finalize_reduction): Handle subtraction, fix comments.
9352 (vectorizable_reduction): Handle nested cycles. In case of nested
9353 cycle keep track of the reduction variable position. Call
9354 vect_is_simple_reduction with additional parameter. Use original
9355 statement code in reduction epilogue for nested cycle. Call
9356 vect_create_epilog_for_reduction with additional parameter.
9357 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
9358 inner-loop vectorization.
9359 (vect_recog_widen_sum_pattern): Likewise.
9360 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
9362 (vect_mark_stmts_to_be_vectorized): Likewise.
9363 (vect_get_vec_def_for_operand): Handle nested cycles.
9365 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9367 * doc/invoke.texi (Debugging Options): Fix option index entries
9368 for -fdump-statistics, -frandom-seed add entries for
9369 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
9370 (FRV Options): Fix entries for -mTLS, -mtls.
9371 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
9372 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
9373 (M68hc1x Options): Fix @itemx for -mnominmax.
9374 (MCore Options): Fix entry for -mno-lsim.
9375 (MMIX Options): Fix entry for -mabi=mmixware.
9376 (PDP-11 Options): Fix entry for -mbcopy-builtin.
9378 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
9380 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
9381 Mention the plugin mode of gengtype.
9382 * doc/gty.texi (Source Files Containing Type Information): Likewise.
9383 * gengtype.c: Updated copyright.
9384 (plugin_files, nb_plugin_files) Added new static variables.
9385 (measure_input_list) Care about plugin_files.
9386 (write_rtx_next): Added early return in plugin mode.
9387 (create_file): Updated copyright year in generated file. Added
9389 (oprintf): Added early return if NULL outf.
9390 (get_output_file_with_visibility): Care of plugin_files.
9391 (get_output_file_name): May return null.
9392 (write_local): Added early return.
9393 (put_mangled_filename): Ditto.
9394 (finish_root_table): Added check for base_files.
9395 (write_roots): Care about null when plugins.
9396 (main): Added plugin mode.
9398 2009-06-15 Ian Lance Taylor <iant@google.com>
9400 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
9401 * gcov.c (read_count_file): Add braces around variables declared
9404 * c.opt (Wjump-misses-init): New warning.
9405 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
9406 -Wall and -Wc++-compat if not already set.
9407 (c_common_post_options): Clear warn_jump_misses_init if it was not
9409 * c-decl.c (struct c_binding): Change type field to a union with
9410 new label field. Make it the first field in the struct. Update
9411 references to type to use u.type instead.
9412 (struct c_spot_bindings): Define.
9413 (struct c_goto_bindings): Define.
9414 (c_goto_bindings_p): Define, along with VECs.
9415 (struct c_label_vars): Define.
9416 (struct c_scope): Add has_label_bindings field.
9417 (bind_label, set_spot_bindings): New static functions.
9418 (decl_jump_unsafe, update_spot_bindings): New static functions.
9419 (update_label_decls): New static function.
9420 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
9421 Update binding u.label field to shadowed field.
9422 (c_binding_start_stmt_expr): New function.
9423 (c_binding_end_stmt_expr): New function.
9424 (pushdecl): Don't call c_begin_vm_scope.
9425 (make_label): Add defining and p_label_vars parameters. Change
9427 (lookup_label): Correct test for whether a label has not yet been
9428 defined. Call bind_label rather than bind.
9429 (warn_about_goto): New static function.
9430 (lookup_label_for_goto): New function.
9431 (declare_label): Call bind_label rather than bind.
9432 (check_earlier_gotos): New static function.
9433 (define_label): Don't give errors about jumping into statement
9434 expressions or scopes of variably modified types. Call
9435 set_spot_bindings and check_earlier_gotos. Call bind_label
9436 instead of bind. Don't set label_context_stack_se or
9437 label_context_stack_vm.
9438 (c_get_switch_bindings): New function.
9439 (c_release_switch_bindings): New function.
9440 (c_check_switch_jump_warnings): New function.
9441 (start_function): Don't set label_context_stack_se or
9442 label_context_stack_vm.
9443 (finish_function): Likewise.
9444 * c-typeck.c (label_context_stack_se): Don't define.
9445 (label_context_stack_vm): Don't define.
9446 (c_finish_goto_label): Call lookup_label_for_goto rather than
9447 lookup_label. Don't give errors about jumping into a statement
9448 expression or the scope of a variably modified type. Don't set
9449 label_context_stack_se or label_context_stack_vm.
9450 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
9451 fields. Add bindings field.
9452 (c_start_case): Don't set deleted fields. Set bindings field.
9453 (do_case): Rework order of tests. Don't check blocked_stmt_expr
9454 or blocked_vm. Call c_check_switch_jump_warnings.
9455 (c_finish_case): Don't test blocked_stmt_expr field. Call
9456 c_release_switch_bindings.
9457 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
9458 c_switch_stack. Don't walk label_context_stack_se labels. Don't
9459 set label_context_stack_se. Call c_bindings_start_stmt_expr.
9460 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
9461 c_switch_stack. Don't walk label_context_stack_se labels. Don't
9462 set label_context_stack_se. Call c_bindings_end_stmt_expr.
9463 (c_begin_vm_scope, c_end_vm_scope): Don't define.
9464 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
9465 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
9466 (C_DECL_UNJUMPABLE_VM): Don't define.
9467 (C_DECL_UNDEFINABLE_VM): Don't define.
9468 (struct c_label_list): Don't define.
9469 (struct c_label_context_se): Don't define.
9470 (struct c_label_context_vm): Don't define.
9471 (struct c_spot_bindings): Declare.
9472 (c_bindings_start_stmt_expr): Declare.
9473 (c_bindings_end_stmt_expr): Declare.
9474 (lookup_label_for_goto): Declare.
9475 (c_get_switch_bindings, c_release_switch_bindings): Declare.
9476 (c_check_switch_jump_warnings): Declare.
9477 (label_context_stack_se, label_context_stack_vm): Don't declare.
9478 (c_finish_goto_label): Update declaration.
9479 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
9480 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
9481 (Warning Options): Document -Wjump-misses-init.
9483 2009-06-15 Jakub Jelinek <jakub@redhat.com>
9485 * tree-object-size.c (addr_object_size): Fix a pasto in the last
9488 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
9490 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
9492 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
9494 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
9496 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
9498 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
9500 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
9502 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
9503 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
9504 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
9505 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
9506 * dwarf2asm.c (dw2_force_const_mem): Update call to
9508 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
9509 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
9510 * langhooks.c (lhd_comdat_group): Remove.
9511 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
9512 * tree.h (DECL_COMDAT_GROUP): New.
9513 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
9514 (tree_decl_with_vis): Add comdat_group. Remove one_only.
9515 (make_decl_one_only): Change signature.
9516 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
9518 (make_decl_one_only): Change signature.
9519 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
9521 2009-06-15 Richard Guenther <rguenther@suse.de>
9524 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
9526 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9528 * tree-ssa-math-opts.c: Remove extra divide.
9530 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9532 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
9534 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9536 * passes.c: Add bswap pass.
9537 * tree-pass.h: Add pass_optimize_bswap declaration.
9538 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
9539 Include rtl.h, expr.h and optabs.h for optab_handler check.
9540 (struct symbolic_number, pass_optimize_bswap): New definition.
9541 (do_shift_rotate, verify_symbolic_number_p): New functions.
9542 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
9543 (gate_optimize_bswap): New function.
9544 * tree.c (widest_int_cst_value): New function.
9545 * tree.h (widest_int_cst_value): Prototype added.
9547 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
9549 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
9550 REG_EQUAL/REG_EQUIV notes.
9552 2009-06-14 Richard Guenther <rguenther@suse.de>
9555 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
9556 has its address taken if NRV was applied and it is addressable.
9557 * tree-ssa-structalias.c (get_constraint_for_address_of): New
9558 function split out from ...
9559 (get_constraint_for_1): ... here.
9560 (handle_rhs_call): Use it to mark the return slot escaped if
9561 it is addressable and NRV was applied.
9563 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
9565 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
9566 Change first argument type to location_t.
9567 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
9568 Do not set input_location.
9569 Use loc instead of input_location throughout.
9571 2009-06-13 Richard Guenther <rguenther@suse.de>
9573 PR tree-optimization/40421
9574 * tree-predcom.c (should_unroll_loop_p): Remove.
9575 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
9577 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
9579 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9580 Add location argument.
9582 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
9584 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
9586 * config/s390/s390.c (s390_build_builtin_va_list): Same.
9587 (s390_gimplify_va_arg): Pass location to create_artificial_label.
9588 * config/spu/spu-protos.h: Add location to
9589 spu_resolve_overloaded_builtin.
9590 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
9591 spu_build_builtin_va_list.
9592 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
9593 argument. Pass location to build_function_call_vec.
9594 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
9596 (emit_fpu_switch): Same.
9597 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
9598 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
9599 to build_decl and create_artificial_label.
9600 (xtensa_gimplify_va_arg_expr): Same.
9601 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
9602 (xstormy16_gimplify_va_arg_expr): Same.
9603 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
9604 * config/arm/arm.c (arm_build_builtin_va_list): Same.
9605 * config/mips/mips.c (mips_build_builtin_va_list): Same.
9606 (mips16_build_function_stub): Same.
9607 (mips16_build_call_stub): Same.
9609 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
9612 * arm/constraints.md (Pa, Pb): New constraints.
9613 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
9614 split pattern to deal with them.
9616 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
9618 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
9619 fix index entry for -Xpreprocessor.
9621 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
9623 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9624 Add location argument to build_decl call.
9625 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
9626 (rs6000_init_builtins): Same.
9627 (spe_init_builtins): Same.
9628 (rs6000_gimplify_va_arg): Add location argument to
9629 create_artificial_label call.
9631 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
9633 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
9634 * combine-stack-adj.c (pass_stack_adjustments): Use it.
9635 * Makefile.in: Fix GGC dependency for gcse.o.
9637 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
9639 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
9640 * gimple-pretty-print.c (dump_gimple_stmt): Same.
9641 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
9643 * c-parser.c (c_parser_binary_expression): Use current column while
9644 building binary operations.
9645 * common.opt (fshow-column): Enable by default.
9646 * tree-vrp.c (check_array_ref): Use warning_at.
9647 (check_array_bounds): Use location from call back if expr has no
9649 * tree.h: Add location argument to maybe_fold_*.
9650 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
9651 (maybe_fold_offset_to_array_ref): Add location argument and use it.
9652 (maybe_fold_offset_to_component_ref): Same.
9653 (maybe_fold_offset_to_reference): Same.
9654 (maybe_fold_offset_to_address): Same.
9655 (maybe_fold_stmt_indirect): Same.
9656 (maybe_fold_stmt_addition): Same.
9657 (fold_stmt_r): Pass location to maybe_fold_*.
9658 (fold_gimple_assign): Same.
9659 * c-tree.h: Add location argument to finish_decl,
9660 default_function_array_conversion, store_init_value.
9661 * c-decl.c (define_label): Use error_at.
9662 (c_make_fname_decl): Pass location to finish_decl.
9663 (finish_decl): New location argument.
9664 (build_compound_literal): Pass location to store_init_value.
9665 (grokdeclarator): Pass location to finish_decl.
9667 * c-typeck.c (array_to_pointer_conversion): New location argument.
9668 (function_to_pointer_conversion): Same.
9669 (default_function_array_conversion): Same.
9670 (parser_build_unary_op): Pass location to overflow_warning.
9671 (parser_build_binary_op): Same. Use warning_at.
9672 (build_unary_op): Pass location to array_to_pointer_conversion.
9673 (build_c_cast): Pass location to digest_init.
9674 (build_modify_expr): New location argument.
9675 (convert_for_assignment): Same.
9676 (store_init_value): Same.
9677 (digest_init): Same.
9678 (output_init_element): Pass location to digest_init and
9679 array_to_pointer_conversion.
9680 (c_finish_return): Pass location to convert_for_assignment.
9681 * gimplify.c (gimplify_conversion): Pass location to
9682 maybe_fold_offset_to_address.
9683 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
9684 to maybe_fold_stmt_addition.
9685 * c-omp.c (c_finish_omp_atomic): Pass new location to
9687 (c_finish_omp_for): Same.
9688 * c-common.c (overflow_warning): New argument.
9689 * c-common.h: New argument to build_modify_expr, overflow_warning.
9690 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
9692 (c_parser_initializer): Pass location to
9693 default_function_array_conversion.
9694 (c_parser_initelt): Same.
9695 (c_parser_initval): Same.
9696 (c_parser_asm_operands): Same.
9697 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
9698 (c_parser_conditional_expression): Same.
9699 (c_parser_binary_expression): Add location info to stack. Use it.
9700 (c_parser_unary_expression): Pass location to
9701 default_function_array_conversion, parser_build_unary_op,
9702 build_indirect_ref, c_parser_postfix_expression_after_primary.
9703 (c_parser_postfix_expression_after_primary): New location argument.
9705 (c_parser_expression_conv): Pass location to
9706 default_function_array_conversion.
9707 (c_parser_expr_list): Same.
9708 (c_parser_omp_atomic): Same.
9709 (c_parser_omp_for_loop): Same.
9710 * c-tree.h: (struct c_declarator): Add comment to id_loc.
9711 (build_array_declarator): New argument.
9712 * c-decl.c (build_array_declarator): Add location argument.
9713 (grokdeclarator): Set id_loc for cdk_array.
9714 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
9715 build_array_declarator.
9716 * tree.c (build_omp_clause): Add location argument.
9717 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
9718 (OMP_CLAUSE_LOCATION): New macro.
9719 (struct tree_omp_clause): Add location field.
9720 (build_omp_clause): Add argument.
9721 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
9722 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
9724 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
9725 (cp_parser_omp_clause_collapse): Same.
9726 (cp_parser_omp_clause_default): Same.
9727 (cp_parser_omp_clause_if): Same.
9728 (cp_parser_omp_clause_nowait): Same.
9729 (cp_parser_omp_clause_num_threads): Same.
9730 (cp_parser_omp_clause_ordered): Same.
9731 (cp_parser_omp_clause_schedule): Same.
9732 (cp_parser_omp_clause_untied): Same.
9733 (cp_parser_omp_for_loop): Same.
9734 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
9735 * c-tree.h (c_start_case): Add location argument.
9736 (c_process_expr_stmt): Same.
9737 (c_finish_goto_*): Same.
9738 * tree-parloops.c (initialize_reductions): Pass location to
9740 (create_parallel_loop): Same.
9741 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
9742 (gfc_trans_omp_reduction_list): Same.
9743 (gfc_trans_omp_clauses): Same.
9744 (gfc_trans_omp_do): Same.
9745 * c-typeck.c (c_finish_goto_label): Same.
9746 (c_finish_goto_ptr): New location argument.
9747 (c_start_case): Same.
9748 (emit_side_effect_warnings): Same.
9749 (c_process_expr_stmt): Same.
9750 (c_finish_stmt_expr): Same.
9751 (c_finish_omp_clauses): Use error_at instead of error.
9752 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
9754 * c-omp.c (c_split_parallel_clauses): New location argument.
9755 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
9756 to build_omp_clause.
9757 (convert_local_reference_stmt): Same.
9758 (convert_gimple_call): Same.
9759 * c-common.h (c_split_parallel_clauses): New argument.
9760 * c-parser.c (c_parser_statement_after_labels): Pass location to
9761 c_finish_goto_label.
9762 (c_parser_switch_statement): Pass location to c_start_case.
9763 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
9764 and c_process_expr_stmt.
9765 (c_parser_omp_variable_list): Add location argument.
9766 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
9767 (c_parser_omp_clause_default): Same.
9768 (c_parser_omp_clause_if): Same.
9769 (c_parser_omp_clause_num_threads): Same.
9770 (-c_parser_omp_clause_ordered): Same.
9771 (c_parser_omp_clause_reduction): Pass location to
9772 c_parser_omp_variable_list.
9773 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
9774 (c_parser_omp_clause_untied): Same.
9775 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
9776 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
9778 * c-tree.h (check_for_loop_decls, undeclared_variable,
9779 build_component_ref, build_array_ref, build_external_ref,
9780 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
9781 build_conditional_expr, build_compound_expr, c_cast_expr,
9782 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
9783 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
9785 * c-semantics.c (build_stmt): Same.
9786 (build_case_label): Same.
9787 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
9788 (undeclared_variable): New argument.
9790 (lookup_label): Pass location on down.
9791 (define_label): Same.
9792 (finish_decl): Same.
9793 (build_compound_literal): Same.
9794 (finish_struct): Same.
9795 (finish_function): Do not set location here.
9796 (check_for_loop_decls): New argument.
9797 * tree.c (save_expr): Set location.
9798 (build_empty_stmt): New argument.
9799 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
9800 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
9801 * builtins.c (gimplify_va_arg_expr): Use locations.
9802 (expand_builtin_sync_operation): Same.
9803 * c-typeck.c (build_component_ref): New argument.
9804 (build_array_ref): Same.
9805 (build_external_ref): Same.
9806 (c_expr_sizeof_expr): Same.
9807 (c_expr_sizeof_type): Same.
9808 (parser_build_unary_op): Same.
9809 (build_conditional_expr): Same.
9810 (build_compound_expr): Pass location on down.
9811 (build_compound_expr): New argument.
9812 (build_c_cast): Same.
9813 (c_cast_expr): Same.
9814 (build_asm_expr): Same.
9815 (c_finish_return): Same.
9816 (c_process_expr_stmt): Pass location on down.
9817 (c_finish_stmt_expr): New argument.
9818 (push_clenaup): Same.
9819 (c_finish_omp_parallel): Same.
9820 (c_finish_omp_task): Same.
9821 * gimplify.c (gimplify_call_expr): Pass location on down.
9822 * c-omp.c (c_finish_omp_master): New argument.
9823 (c_finish_omp_critical): Same.
9824 (c_finish_omp_ordered): Same.
9825 (c_finish_omp_barrier): Same.
9826 (-c_finish_omp_taskwait): Same.
9827 (c_finish_omp_atomic): Same.
9828 (c_finish_omp_flush): Same.
9829 * tree-inline.c (copy_tree_body_r): Pass location on down.
9830 (inline_forbidden_p): Remove use of input_location.
9831 * c-gimplify.c (c_build_bind_expr): New argument.
9832 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
9833 (c_sizeof_or_alignof_type): New argument.
9834 (c_alignof_expr): Same.
9835 (build_va_arg): Same.
9836 (c_add_case_label): Same.
9837 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
9838 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
9839 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
9840 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
9841 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
9842 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
9844 * stub-objc.c (objc_build_selector_expr): Same.
9845 (objc_build_throw_stmt): Same.
9846 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
9847 (c_parser_initelt): Same.
9848 (c_parser_compound_statement): Same.
9849 (c_parser_compound_statement_nostart): Same.
9850 (c_parser_label): Same.
9851 (c_parser_statement_after_labels): Same.
9852 (c_parser_if_body): Same.
9853 (c_parser_else_body): Same.
9854 (c_parser_if_statement): Same.
9855 (c_parser_switch_statement): Same.
9856 (c_parser_while_statement): Same.
9857 (c_parser_do_statement): Same.
9858 (c_parser_for_statement): Same.
9859 (c_parser_asm_statement): Same.
9860 (c_parser_conditional_expression): Same.
9861 (c_parser_binary_expression): Same.
9862 (c_parser_cast_expression): Same.
9863 (c_parser_unary_expression): Same.
9864 (c_parser_sizeof_expression): Same.
9865 (c_parser_alignof_expression): Same.
9866 (c_parser_postfix_expression): Same.
9867 (c_parser_expression): Same.
9868 (c_parser_objc_receiver): Same.
9869 (c_parser_omp_variable_list): Same.
9870 (c_parser_omp_structured_block): Same.
9871 (c_parser_omp_atomic): New argument.
9872 (c_parser_omp_barrier): Same.
9873 (c_parser_omp_critical): Same.
9874 (c_parser_omp_flush): Pass location on down.
9875 (c_parser_omp_for_loop): New argument.
9876 (c_parser_omp_for): Same.
9877 (c_parser_omp_master): Same.
9878 (c_parser_omp_ordered): Same.
9879 (c_parser_omp_sections_scope): Same.
9880 (c_parser_omp_sections): Same.
9881 (c_parser_omp_parallel): Same.
9882 (c_parser_omp_single): Same.
9883 (c_parser_omp_task): Same.
9884 (c_parser_omp_taskwait): Pass location on down.
9885 (c_parser_omp_construct): Same.
9886 (c_parser_omp_threadprivate): Same.
9887 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
9888 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
9889 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
9890 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
9891 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
9892 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
9893 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
9894 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
9895 config/i386/i386.c, stmt.c:
9896 Add location argument to the following function definitions and/or
9897 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
9898 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
9899 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
9900 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
9901 do_case, c_finish_bc_stmt, build_compound_literal,
9902 build_function_call.
9903 * c-decl.c (build_compound_literal): Add location argument.
9904 Make all diagnostic calls use location.
9905 (start_struct): Same.
9906 (finish_struct): Same.
9908 (build_enumerator): Same.
9909 (start_function): Same.
9910 (grokdeclarator): Make all diagnostic calls use location.
9911 (store_parm_decls_oldstyle): Same.
9912 * c-typeck.c (build_function_call): Add location argument.
9913 Make all diagnostic calls use location.
9915 (c_finish_bc_stmt): Same.
9916 * tree-nested.c (get_trampoline_type): Add argument.
9917 Pass location to build_decl.
9918 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
9919 * rtl.h (RTL_LOCATION): New.
9920 * c-common.c (c_add_case_label): Add location argument.
9921 Make all diagnostic calls use location.
9922 * c-common.h: Add location argument to make_fname_decl, do_case,
9923 c_add_case_label, build_function_call, resolve_overloaded_builtin.
9924 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
9925 Set it appropriately for every case. Pass enum_loc to start_enum
9926 call. Pass value_loc first to build_enumerator. Pass enum_loc to
9928 (c_parser_struct_or_union_specifier): Save location. Use it for
9929 start_struct, finish_struct, and parser_xref_tag.
9931 2009-06-12 Ian Lance Taylor <iant@google.com>
9933 * fold-const.c (fold_unary): Rename local variable and to and_expr.
9935 * c-opts.c (c_common_handle_option): For -Wc++-compat set
9936 cpp_opts->warn_cxx_operator_names.
9938 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9941 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
9942 is returns NULL and OP is a VCE, look through the VCE.
9944 2009-06-12 Ian Lance Taylor <iant@google.com>
9947 * collect2.c (main): Use CONST_CAST2 in code inside #if
9948 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
9950 2009-06-12 Joey Ye <joey.ye@intel.com>
9953 * cfgexpand.c (get_decl_align_unit): Update
9954 max_used_stack_slot_alignment with align instead of
9955 stack_alignment_needed.
9957 * function.c (assign_stack_local_1): Update
9958 max_used_stack_slot_alignment with alignment_in_bits instead
9959 of stack_alignment_needed.
9960 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
9963 2009-06-12 Jakub Jelinek <jakub@redhat.com>
9965 * dwarf2out.c (last_var_location_insn): New variable.
9966 (dwarf2out_end_epilogue): Clear last_var_location_insn.
9967 (dwarf2out_var_location): Don't record anything after last real
9968 insn. Only change labels if there were any real instructions
9969 in between last note and this one, or if changed sections.
9971 2009-06-11 Richard Henderson <rth@redhat.com>
9973 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
9974 note when storing the frame pointer in a register.
9975 (FRP): Don't redefine to nothing for epilogue.
9976 (alpha_expand_epilogue): Mark register and sp restores.
9977 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
9979 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
9980 when gen_lowpart is needed.
9982 2009-06-11 Richard Henderson <rth@redhat.com>
9984 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
9986 * dwarf2out.c (need_data_align_sf_opcode): New.
9987 (div_data_align): Move earlier.
9988 (def_cfa_1, reg_save): Use it.
9990 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
9992 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
9993 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
9994 (ix86_handle_option): Handle OPT_mcrc32.
9995 (ix86_target_string): Add -mcrc32.
9996 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
9998 * config/i386/i386.h (TARGET_CRC32): New.
10000 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
10001 (sse4_2_crc32di): Likewise.
10003 * config/i386/i386.opt (mcrc32): New.
10005 * doc/invoke.texi: Document -mcrc32.
10007 2009-06-11 Richard Henderson <rth@redhat.com>
10009 * common.opt (gdwarf-): Accept a version number.
10010 * doc/invoke.texi (gdwarf-): Update docs.
10011 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
10012 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
10013 version level, and record it.
10015 * dwarf2.h (DW_CIE_VERSION): Remove.
10016 * dwarf2out.c (DWARF_VERSION): Remove.
10017 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
10018 (output_call_frame_info): Use CIE version 3 for dwarf3,
10019 or if the return register column is out of range for version 1.
10020 (dwarf_stack_op_name): Add all dwarf3 values.
10021 (DEBUG_PUBTYPES_SECTION): New.
10022 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
10023 encoding change for dwarf3.
10024 (output_die) [dw_val_class_die_ref]: Likewise.
10025 (output_compilation_unit_header): Emit correct version for dwarf3.
10026 (output_line_info): Likewise.
10027 (output_pubnames): Update for DWARF_VERSION removal.
10028 (output_aranges): Likewise.
10029 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
10030 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
10031 (dwarf2out_finish): Likewise.
10033 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10035 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
10038 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10041 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
10042 * builtins.c (expand_builtin_unreachable): New function.
10043 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
10044 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
10045 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
10047 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
10048 searching for missing barriers.
10050 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10052 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
10053 when -fprofile-generate* was passed.
10054 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10056 2009-06-11 Anthony Green <green@moxielogic.com>
10058 * config/moxie/moxie.md: Define length attribute for all instructions.
10060 (*b<cond:code>): Support limited branch ranges for new PC-relative
10061 branch instructions.
10062 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
10064 2009-06-11 Jakub Jelinek <jakub@redhat.com>
10066 * config/i386/i386.c (min_insn_size): Use get_attr_length
10067 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
10068 For __asm return 0.
10070 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
10071 instead of emit_insn_before.
10073 2009-06-10 Ian Lance Taylor <iant@google.com>
10076 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
10079 2009-06-10 Revital Eres <eres@il.ibm.com>
10081 * passes.c (init_optimization_passes): Reschedule
10082 predictive-commoning pass before complete unroll pass.
10084 2009-06-10 Martin Jambor <mjambor@suse.cz>
10086 * cgraph.c (cgraph_node_can_be_local_p): New function.
10087 (cgraph_make_node_local): New function.
10088 * cgraph.h (cgraph_node_can_be_local_p): Declare.
10089 (cgraph_make_node_local): Declare.
10091 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
10093 * tree.h (tree_base): Add packed_flag and user_align fields.
10094 Decrease size of spare field.
10095 (TYPE_USER_ALIGN): Use user_align from tree_base.
10096 (DECL_USER_ALIGN): Likewise.
10097 (TYPE_PACKED): Use packed_flag from tree_base.
10098 (DECL_PACKED): Likewise.
10099 (tree_type): Delete packed_flag and user_align fields. Widen
10100 precision field. Widen mode field and shuffle fields to align
10101 mode on an 8-bit boundary.
10102 (tree_decl_common): Delete decl_flag_1 and user_align fields.
10103 Renumber decl_flag_* fields. Fix comments. Widen
10104 decl_common_unused field.
10105 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
10106 (DECL_EXTERNAL): Likewise.
10107 (DECL_BIT_FIELD): Likewise.
10108 (DECL_NONADDRESSABLE_P): Likewise.
10109 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
10110 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
10112 2009-06-10 Ian Lance Taylor <iant@google.com>
10114 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
10115 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
10116 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
10117 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
10118 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
10119 DEF_VEC_ALLOC_FUNC_P.
10120 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
10121 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
10122 DEF_VEC_ALLOC_FUNC_O.
10123 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
10124 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
10125 DEF_VEC_ALLOC_FUNC_I.
10126 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
10127 (vec_stack_p_reserve_exact_1): Declare.
10128 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
10129 (vec_stack_free): Declare.
10130 (VEC_stack_alloc): Define.
10131 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
10132 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
10133 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
10134 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
10136 (stack_vecs): New static variable.
10137 (vec_stack_p_reserve_exact_1): New function.
10138 (vec_stack_o_reserve_1): New static function.
10139 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
10140 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
10141 (vec_stack_free): New function.
10142 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
10143 (VEC_df_ref_stack_alloc): Define.
10144 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
10145 DEF_VEC_ALLOC_P_STACK.
10146 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
10147 (struct df_collection_rec): Change _vec fields to VEC. Remove
10149 (df_free_collection_rec): Adjust for new fields.
10150 (df_insn_rescan): Use new df_collection_rec fields.
10151 (df_notes_rescan, df_canonize_collection_rec): Likewise.
10152 (df_ref_create_structure, df_ref_record): Likewise.
10153 (df_get_conditional_uses, df_get_call_refs): Likewise.
10154 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
10155 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
10156 (df_record_exit_block_uses, df_bb_verify): Likewise.
10157 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
10158 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
10159 Remove count parameter. Change return type to void. Change all
10161 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
10162 Remove count parameter. Change return type to void. Change all
10164 (df_install_refs): Change old_vec parameter to VEC. Remove count
10165 parameter. Change all callers.
10166 (df_install_mws): Change old_vec parameter to VEC. Remove count
10167 parameter. Change all callers.
10168 (df_refs_verify): Change new_rec parameter to VEC. Change call
10170 (df_mws_verify): Likewise.
10172 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
10174 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
10176 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
10178 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
10180 2009-06-10 Anthony Green <green@moxielogic.com>
10182 * config/moxie/crti.asm: New file.
10183 * config/moxie/crtn.asm: New file.
10184 * config/moxie/moxie.c: New file.
10185 * config/moxie/moxie.h: New file.
10186 * config/moxie/sfp-machine.h: New file.
10187 * config/moxie/moxie-protos.h: New file.
10188 * config/moxie/t-moxie: Created.
10189 * config/moxie/t-moxie-softfp: Created.
10190 * config/moxie/moxie.md: Created.
10191 * config/moxie/constraints.md: Created.
10192 * config.gcc: Add moxie support.
10193 * doc/md.texi (Machine Constraints): Add moxie constraints.
10194 * doc/contrib.texi (Contributors): Mention moxie port.
10195 * doc/install.texi (Specific): Mention the moxie port.
10197 2009-06-09 Ian Lance Taylor <iant@google.com>
10199 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
10200 compiling with C++.
10201 * optabs.c (optab_table): Only use designated initializers if
10202 HAVE_DESIGNATED_INITIALIZERS is defined.
10203 (convert_optab_table): Likewise.
10204 (init_optabs): Always call init_insn_codes if
10205 HAVE_DESIGNATED_INITIALIZERS is not defined.
10207 2009-06-09 Ian Lance Taylor <iant@google.com>
10209 * targhooks.c (default_builtin_vectorized_function): Change fn
10210 parameter to unsigned int.
10211 (default_builtin_vectorized_conversion): Change code parameter to
10213 (default_builtin_reciprocal): Change fn parameter to unsigned int.
10214 * targhooks.h: Update declarations.
10215 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
10216 parameter to unsigned int.
10218 * c-typeck.c (comptypes_check_enum_int): New static function.
10219 (comptypes_internal): Add enum_and_int_p parameter. Change all
10221 (comp_target_types): Add location parameter. Change all callers.
10222 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
10223 Change all callers.
10224 (function_types_compatible_p, type_lists_compatible_p): Likewise.
10225 (build_conditional_expr): Add colon_loc parameter. Change all
10227 (convert_for_assignment): Add location parameter. Change all callers.
10228 * c-parser.c (c_parser_conditional_expression): Pass location of
10229 colon to build_conditional_expr.
10230 * c-tree.h (build_conditional_expr): Update declaration.
10232 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10234 * graphite.c: Revert previous patch.
10236 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10239 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10241 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
10243 * tree-ssa-loop-prefetch.c
10244 (loop_prefetch_arrays): Fixed a portability problem in printf format
10247 2009-06-09 Martin Jambor <mjambor@suse.cz>
10249 PR tree-optimization/40351
10250 * tree-sra.c (propagate_subacesses_accross_link): Check that a
10251 refrence to a potential artifical subaccess can be constructed.
10253 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
10255 * config/sh/sh-protos.h (sh_optimization_options): Declare.
10256 (sh_override_options): Likewise.
10257 * config/sh/sh.c: Include params.h.
10258 (sh_optimization_options): New.
10259 (sh_override_options): Likewise.
10260 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
10261 (OVERRIDE_OPTIONS): Use sh_override_options.
10263 2009-06-08 Jakub Jelinek <jakub@redhat.com>
10265 * dwarf2out.c (emit_cfa_remember): New variable.
10266 (add_fde_cfi): If emit_cfa_remember, recurse to add
10267 DW_CFA_remember_state first.
10268 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
10269 instead just set emit_cfa_remember.
10271 2009-06-08 Jan Hubicka <jh@suse.cz>
10274 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
10276 2009-06-08 Jan Hubicka <jh@suse.cz>
10278 PR middle-end/39834
10279 * cgraphunit.c (save_inline_function_body): Do not copy transform
10280 hooks for saved inline bodies.
10281 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
10282 for given function.
10284 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
10286 * jump.c (returnjump_p): Handle delayed branches. Add missing
10289 2009-06-08 Jan Hubicka <jh@suse.cz>
10291 PR middle-end/40102
10292 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
10293 original node might've been modified.
10294 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
10296 2009-06-08 Jakub Jelinek <jakub@redhat.com>
10298 * tree-object-size.c (addr_object_size): Add OSI argument.
10299 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
10300 (compute_builtin_object_size, expr_object_size): Adjust callers.
10301 (plus_stmt_object_size): Call addr_object_size instead of
10302 compute_builtin_object_size.
10304 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
10305 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10307 * tree-ssa-loop-prefetch.c
10308 (gather_memory_references): Introduced a counter for the number of
10310 (anything_to_prefetch_p): Introduced a counter for the number of
10312 (is_loop_prefetching_profitable): New function with a cost model
10314 (loop_prefetch_arrays): Use the new cost model to determine if
10315 prefetching is profitable.
10316 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
10317 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10318 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
10319 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10320 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
10321 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10323 2009-06-08 Michael Matz <matz@suse.de>
10326 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
10327 partitions use the same.
10328 (expand_one_var): Deal with DECL_RTL sometimes begin set also
10329 for basevars of SSA_NAMEs.
10330 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
10331 to not expand them twice.
10332 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
10335 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
10337 * common.opt (fcompare-debug=, fcompare-debug-second): New.
10338 (fdump-final-insns=, gtoggle): New.
10339 * doc/invoke.texi: Document them.
10340 * final.c (rest_of_clean_state): Dump final insn stream.
10341 * gcc.c (invoke_as): Hook in -fcompare-debug.
10342 (static_spec_functions): Add compare-debug-dump-opt,
10343 compare-debug-self-opt and compare-debug-auxbase-opt.
10344 (compare_debug, compare_debug_second, compare_debug_opt): New.
10345 (switches_debug_check, n_switches_debug_check): New.
10346 (debug_auxbase_opt, debug_check_temp_file): New.
10347 (process_command): Handle -fno-compare-debug, -fcompare-debug and
10349 (do_self_spec): Handle arguments after switches.
10350 (do_spec_1): Add .gk extension to temp file basenames for compare.
10351 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
10352 (cc1_options): Use it instead of normal auxbase computation for
10353 the second compare-debug compilation.
10354 (compare_files): New.
10355 (main): Set up and implement compare debug mode.
10356 (compare_debug_dump_opt_spec_function): New.
10357 (compare_debug_self_opt_spec_function): New.
10358 (compare_debug_auxbase_opt_spec_function): New.
10359 * toplev.c (process_options): Handle flag_gtoggle,
10360 flag_dump_final_insns.
10361 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
10362 during -fcompare-debug-second compilation.
10364 2009-06-07 Ian Lance Taylor <iant@google.com>
10366 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
10367 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
10369 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
10370 with no default node. Change warning with %H to warning_at.
10371 Don't clear warn_switch around case checking.
10372 * doc/invoke.texi (Warning Options): Clarify distinction between
10373 -Wswitch and -Wswitch-enum.
10375 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10377 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
10379 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10381 * gbl-ctors.h: Add header guard.
10383 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10385 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
10386 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
10387 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
10388 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
10389 prototypes for removed functions.
10390 (expressions_equal_p): Move to ...
10391 * tree-ssa-sccvn.h: ... here and ...
10392 * matrix-reorg.c: ... adjust includes.
10394 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10396 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
10398 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10400 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
10401 (finish_function): Remove erroneous whitespace.
10403 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10405 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
10406 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
10408 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10410 * errors.c (internal_error): Commentary typo fix.
10411 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
10412 * tree-ssa-pre.c: Ditto.
10414 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10416 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
10417 them is supposed to hold actual statements.
10419 2009-06-06 Ian Lance Taylor <iant@google.com>
10421 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
10422 empty statements can now have attributes.
10424 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
10426 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
10427 * config/mips/mips.md: Ditto.
10429 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
10431 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
10433 (__eabi_uconvert): Likewise.
10435 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
10437 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
10438 CFI_* definitions with IN_GCC.
10440 2009-06-05 David Edelsohn <edelsohn@gnu.org>
10442 * xcoffout.h (xcoffout_source_line): Update prototype.
10444 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10446 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
10447 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
10449 2009-06-05 Jakub Jelinek <jakub@redhat.com>
10451 PR middle-end/40340
10452 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
10453 inlined_function_outer_scope_p blocks for artificial inlines
10455 * tree.c (tree_nonartificial_location): Rewrite using
10456 block_nonartificial_location.
10458 2009-06-05 Revital Eres <eres@il.ibm.com>
10459 Leehod Baruch <leehod@il.ibm.com>
10461 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
10462 (expand_expr_real_1): Remove comment.
10463 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
10464 Vectorize misaligned access when the target supports it.
10465 (vect_supportable_dr_alignment): Check for unaligned access support.
10466 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
10469 2009-06-05 Julian Brown <julian@codesourcery.com>
10471 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
10472 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
10474 2009-06-05 Richard Guenther <rguenther@suse.de>
10477 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
10478 as possibly unused.
10480 2009-06-05 Jakub Jelinek <jakub@redhat.com>
10482 * config/s390/s390.c (global_not_special_regno_p): New static inline.
10483 (save_gprs): Don't tell unwinder when a global register is saved.
10484 (s390_emit_epilogue): Emit needed epilogue unwind info.
10486 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
10488 * dwarf2out.c (deferred_asm_name): New.
10489 (add_name_and_src_coords_attributes): Defer creation of
10490 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
10492 (move_linkage_attr): New.
10493 (dwarf2out_finish): Revisit deferrals and emit attributes at the
10496 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
10498 * tree-nested.c (finalize_nesting_tree_1): Declare the
10499 frame_decl in the binding tree.
10501 2009-06-04 Cary Coutant <ccoutant@google.com>
10503 * basic-block.h (struct basic_block_def): Add discriminator field.
10504 * dbxout.c (dbxout_source_line): Add new parameter. Change all
10506 * debug.c (do_nothing_debug_hooks): Add additional entry.
10507 (debug_nothing_int_charstar_int): New function.
10508 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
10509 (debug_nothing_int_charstar_int): New declaration.
10510 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
10511 discriminator value in .loc directive.
10512 * final.c (last_discriminator): New variable.
10513 (discriminator): New variable.
10514 (final_start_function): Initialize above variables, pass current
10515 discriminator to debug hook.
10516 (notice_source_line): Check for discriminator change.
10517 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
10518 * sdbout.c (sdbout_source_line): New parameter.
10519 * tree-cfg.c (struct locus_discrim_map): New structure type.
10520 (discriminator_per_locus): New hash table.
10521 (build_gimple_cfg): Allocate and free discriminator hash table.
10522 (make_edges): Call assign_discriminator.
10523 (locus_map_hash): New function.
10524 (locus_map_eq): New function.
10525 (next_discriminator_for_locus): New function.
10526 (same_line_p): New function.
10527 (assign_discriminator): New function.
10528 (make_cond_expr_edges): Call assign_discriminator.
10529 (make_gimple_switch_edges): Likewise.
10530 (first_non_label_stmt): New function.
10531 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
10533 * xcoffout.c (xcoffout_source_line): Add new parameter.
10535 * configure.ac (gcc_cv_as_discriminator): New configury check for
10536 gas support for discriminator.
10537 * configure: Regenerate.
10538 * config.in: Regenerate.
10540 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10542 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
10543 val after checking for integers.
10545 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
10547 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
10549 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
10550 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
10551 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
10552 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
10553 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
10554 X64_SSE_REGPARM_MAX.
10555 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
10556 X64_SSE_REGPARM_MAX.
10558 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
10560 * gcc.c (report_times_to_file): New.
10561 (execute): Implement it.
10562 (process_command): Support -time=.
10563 * doc/invoke.texi: Document it.
10565 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
10567 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
10568 that have value exprs.
10570 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
10572 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
10573 declarations for constants until...
10574 (dw2_output_indirect_constant_1): ... this point.
10576 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
10579 * arm.md (arm_addsi3): Don't try to split an add with an
10580 eliminable register until after reload has completed.
10582 2009-06-03 Ian Lance Taylor <iant@google.com>
10584 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
10585 * genattrtab.c (write_length_unit_log): Likewise.
10586 * genchecksum.c (dosum): Likewise.
10587 * gengtype.c (write_rtx_next): Likewise.
10588 (finish_root_table, write_roots): Likewise.
10589 * gimple.c (gimple_ops_offset_): Likewise.
10590 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
10591 * config/arc/arc.c (arc_attribute_table): Likewise.
10592 * config/arm/arm.c (arm_attribute_table): Likewise.
10593 * config/avr/avr.c (avr_attribute_table): Likewise.
10594 * config/crx/crx.c (crx_attribute_table): Likewise.
10595 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
10596 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
10597 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
10598 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
10599 * config/sh/sh.c (sh_attribute_table): Likewise.
10600 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
10601 * config/spu/spu.c (spu_attribute_table): Likewise.
10602 * config/v850/v850.c (v850_attribute_table): Likewise.
10604 * config/alpha/alpha.c (vms_attribute_table): Make static.
10605 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
10606 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
10607 * config/mips/mips.c (mips_attribute_table): Likewise.
10609 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
10611 (cc1-checksum.o): Likewise.
10613 2009-06-03 Steve Ellcey <sje@cup.hp.com>
10615 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
10617 2009-06-03 Jakub Jelinek <jakub@redhat.com>
10619 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
10620 insn if it is changing sp. Use gen_add3_insn instead of
10621 conditionally gen_addsi3 and gen_adddi3.
10622 (offset_below_red_zone_p): New static inline function.
10623 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
10624 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
10625 * config/rs6000/ppc-asm.h: Include auto-host.h.
10626 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
10627 CFI_RESTORE): Define.
10628 * config/rs6000/crtresxgpr.asm: Add unwind info.
10629 * config/rs6000/crtresxfpr.asm: Likewise.
10630 * config/rs6000/crtresgpr.asm: Likewise.
10631 * config/rs6000/crtresfpr.asm: Likewise.
10632 * config/rs6000/crtsavgpr.asm: Likewise.
10633 * config/rs6000/crtsavfpr.asm: Likewise.
10635 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
10636 argument of DWARF2_FRAME_REG_OUT macros.
10638 2009-06-03 Julian Brown <julian@codesourcery.com>
10640 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
10641 words or less (including TImode) in core registers.
10643 2009-06-03 Richard Guenther <rguenther@suse.de>
10645 PR middle-end/40328
10646 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
10648 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
10650 * statistics.c (statistics_counter_event): Do not record event
10651 in pass dump if its number == -1.
10652 (curr_statistics_hash): Add assert that we never get passes
10653 with static number == -1.
10655 2009-06-03 Richard Guenther <rguenther@suse.de>
10656 Andrey Belevantsev <abel@ispras.ru>
10658 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
10659 non-BLKmode arrays addressable.
10661 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
10663 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
10664 * config/m68k/m68k.h: ... here.
10665 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
10668 2009-06-03 Martin Jambor <mjambor@suse.cz>
10670 PR tree-optimization/40323
10671 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
10674 2009-06-03 Richard Guenther <rguenther@suse.de>
10676 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
10679 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
10681 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10682 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
10683 JUMP_TABLE_DATA_P where applicable.
10684 * config/sh/sh.c: Ditto.
10685 * config/sh/sh.h: Ditto.
10686 * config/sh/sh.md: Ditto.
10687 * config/sh/symbian.c: Ditto.
10689 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
10691 * config/i386/driver-i386.c (describe_cache): Optimize
10692 concatenation of strings. Use snprintf instead of sprintf.
10693 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
10694 target when not compiling with GCC.
10696 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
10698 * config/sh/sh.c: Revert last change.
10699 (sh_expand_epilogue): Emit a blockage insn before the frame
10700 pointer adjustment unconditionally.
10702 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10704 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
10705 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
10706 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
10707 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
10708 to COLLECT_GCC_OPTIONS.
10710 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10712 * collect2.c (target_system_root): New variable.
10713 (main): Handle --sysroot=.
10714 (ignore_library): Strip the sysroot from the library path.
10716 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10718 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
10719 (collect2.o): Depend on collect2-aix.h.
10720 (collect2-aix.o): New rule.
10721 * collect2-aix.h: New file.
10722 * collect2-aix.c: Likewise.
10723 * collect2.c: Include collect2-aix.h. Don't undefine
10724 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
10725 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
10726 Use TARGET_AIX_VERSION instead of _AIX51.
10727 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
10728 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
10729 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
10730 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
10731 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
10733 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10735 * collect2.c (ignore_library): Avoid premature post-increment
10736 and null deference.
10738 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
10740 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
10741 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
10742 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
10743 CROSS_DIRECTORY_STRUCTURE too.
10744 (LINK_LIBG_SPEC): Likewise.
10745 (LIB_SPEC): Add %R to sysroot paths.
10746 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
10747 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
10748 * config/rs6000/aix51.h: As for aix43.h.
10749 * config/rs6000/aix52.h: Likewise.
10750 * config/rs6000/aix53.h: Likewise.
10751 * config/rs6000/aix61.h: Likewise.
10752 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
10753 to the beginning of sysroot paths.
10755 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10757 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
10758 INSN_LISTs that are out of the REG_NOTE range.
10760 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10762 * loop-unroll.c (struct iv_to_split): Add pointer to next.
10763 (struct var_to_expand): Likewise.
10764 (struct opt_info): Add head and tail for linked lists of the above.
10765 (analyze_insn_to_expand_var): Initialize next.
10766 (analyze_iv_to_split_insn): Likewise.
10767 (analyze_insns_in_loop): Create linked lists.
10768 (allocate_basic_variable): Simplify for use without hash table.
10769 (insert_var_expansion_initialization): Likewise, make it type-safer.
10770 (combine_var_copies_in_loop_exit): Likewise.
10771 (apply_opt_in_copies): Walk lists rather than hash tables.
10772 (release_var_copies): Simplified and inlined by hand into...
10773 (free_opt_info): ... this function.
10775 2009-06-02 Richard Guenther <rguenther@suse.de>
10777 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
10780 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10782 * cfgexpand.c (gimple_expand_cfg): Discard the source location
10783 only for builtins that are not overridden.
10785 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10787 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
10790 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10792 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
10794 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10796 * combine.c (move_deaths): Compare LUIDs within the same BB only.
10798 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
10800 * common.opt (fdump-unnumbered-links): New.
10801 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
10802 * print-rtl.c (flag_dump_unnumbered_links): New.
10803 (print_rtx): Test it.
10805 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
10807 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
10808 push/pop multiple to 8-byte alignment.
10810 2009-06-01 Jakub Jelinek <jakub@redhat.com>
10812 * config/i386/i386.c (queued_cfa_restores): New static variable.
10813 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
10815 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
10816 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
10817 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
10818 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
10819 note unconditionally.
10820 (ix86_emit_restore_regs_using_mov): Likewise.
10821 (ix86_emit_restore_sse_regs_using_mov): Likewise.
10822 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
10823 it through to ix86_emit_restore_reg_using_pop.
10824 (ix86_emit_leave): Add RED_OFFSET argument. Call
10825 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
10826 instead of adding REG_CFA_OFFSET note unconditionally.
10827 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
10828 the above functions. Call ix86_add_queued_cfa_restore_notes when
10831 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
10832 force output of the label even for dwarf2out_do_cfi_asm.
10833 (add_fde_cfi): If -g2 and above and cfi might change CFA,
10834 force creation of CFI label and chain DW_CFA_set_loc jumping to it
10835 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
10837 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
10838 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
10839 dwarf2out_cfi_label callers.
10840 * tree.h (dwarf2out_cfi_label): Adjust prototype.
10841 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
10842 Adjust dwarf2out_cfi_label callers.
10843 * config/vax/vax.c (vax_output_function_prologue): Likewise.
10845 * config/i386/i386.h (struct machine_cfa_state,
10846 struct machine_function): Guard with ifndef USED_FOR_TARGET
10847 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
10850 * emutls.c (__emutls_get_address): Change arr->size to mean number
10851 of allocated arr->data entries instead of # of slots + 1.
10853 PR middle-end/40316
10854 * recog.c (peep2_reinit_state): New function.
10855 (peephole2_init_state): Use it at the end of a basic block and also
10856 when seeing a RTX_FRAME_RELATED_P insn.
10858 2009-06-01 Steve Ellcey <sje@cup.hp.com>
10860 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
10861 fixuns_truncrfdi2): New.
10862 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
10863 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
10864 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
10865 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
10866 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
10867 *recip_approx): Remove.
10868 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
10869 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
10870 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
10872 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
10875 2009-06-01 Ian Lance Taylor <iant@google.com>
10877 * attribs.c (register_attribute): Use CONST_CAST.
10878 * collect2.c (main): Use CONST_CAST2.
10879 (scan_prog_file): Likewise.
10880 * gcc.c (process_command, main): Likewise.
10881 * toplev.c (toplev_main): Likewise.
10883 * c-typeck.c (handle_warn_cast_qual): New static function,
10884 partially broken out of build_c_cast.
10885 (build_c_cast): Call handle_warn_cast_qual.
10886 * doc/invoke.texi (Warning Options): Document new effect of
10889 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
10891 * diagnostic.c (diagnostic_build_prefix): Always print columns.
10892 (diagnostic_report_current_module): Print columns.
10893 * common.opt (flag_show_column): Enable by default.
10895 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
10897 * alias.c (find_base_term): Check for NULL term before returning.
10899 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10901 Revert due to PR40320:
10902 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10903 * calls.c (emit_library_call_value_1): Don't force_operand for move
10906 2009-06-01 Olivier Hainque <hainque@adacore.com>
10907 Eric Botcazou <ebotcazou@adacore.com>
10909 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
10910 to be processed as a bitfield for constructor output purposes.
10911 * output.h (initializer_constant_valid_for_bitfield_p): Declare
10913 * varasm.c (oc_local_state): New type, output_constructor
10914 local state to support communication with helpers.
10915 (oc_outer_state): New type, output_constructor outer state of
10916 relevance in recursive calls.
10917 (output_constructor_array_range): New output_constructor helper,
10918 extracted code for an array range element.
10919 (output_constructor_regular_field): New output_constructor helper,
10920 extracted code for an element that is not a bitfield.
10921 (output_constructor_bitfield): New output_constructor helper,
10922 extracted code for a bitfield element. Accept an OUTER state
10923 argument for recursive processing. Recurse on record or array
10924 CONSTRUCTOR values, possibly past noop conversions.
10925 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
10926 VALUE is a valid constant-valued expression for use in a static
10927 bit-field initializer.
10928 (output_constructor): Rework to use helpers. Accept and honor an
10929 OUTER state argument for recursive calls. Return total size. Be
10930 prepared for nested constructors initializing bitfields.
10931 (output_constant): Feed OUTER in calls to output_constructor.
10933 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
10935 * calls.c (emit_library_call_value_1): Don't force_operand for move
10938 2009-06-01 Nick Clifton <nickc@redhat.com>
10940 * doc/invoke.texi (IA-64 Options): Fix typo.
10942 2009-06-01 Ira Rosen <irar@il.ibm.com>
10944 PR tree-optimization/39129
10945 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
10947 (vect_do_peeling_for_loop_bound): Use
10948 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10949 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10950 (vect_loop_versioning): Likewise.
10951 (vect_create_cond_for_alias_checks): Fix indentation.
10952 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
10954 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
10955 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
10956 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
10957 "control flow in loop".
10958 (vect_estimate_min_profitable_iters): Use
10959 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
10960 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
10961 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
10962 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
10963 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
10964 statement belongs to a group of strided accesses with the exact code
10966 (vectorizable_load): Likewise.
10967 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
10968 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
10970 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
10972 * config/freebsd-stdint.h: New file.
10973 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
10974 Add freebsd-stdint.h to tm_file.
10976 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
10978 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
10979 (thumb2_extendhidi2): Likewise.
10981 2009-05-31 Ian Lance Taylor <iant@google.com>
10983 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
10985 2009-05-31 Ian Lance Taylor <iant@google.com>
10987 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
10988 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
10989 (ipa-reference.o): Depend upon gt-ipa-reference.h.
10991 2009-05-31 Jason Merrill <jason@redhat.com>
10993 * tree-pretty-print.c (print_call_name): Take the callee, not the
10994 call itself. Make non-static. Use dump_function_name for functions.
10995 (dump_generic_node): Adjust.
10996 * diagnostic.h: Declare print_call_name.
10997 * gimple-pretty-print.c (dump_gimple_call): Use it.
10999 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11001 * config/sh/sh.md (ashldi3_std): New define_expand.
11004 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11007 * config/sh/sh.c: Include debug.h.
11008 (sh_expand_epilogue): Emit a blockage insn before the frame
11009 pointer adjustment also when dwarf2out_do_frame returns true.
11011 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
11013 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
11014 (thumb2_extendqidi2): New pattern.
11016 2009-05-31 Ira Rosen <irar@il.ibm.com>
11018 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
11019 mark phis for renaming.
11020 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
11021 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
11022 Call mark_sym_for_renaming.
11023 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
11024 * tree-vect-loop.c (vect_transform_loop): Remove
11025 vect_memsyms_to_rename initialization and a call to
11026 mark_set_for_renaming.
11028 2009-05-31 Jakub Jelinek <jakub@redhat.com>
11030 PR middle-end/40304
11031 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
11032 frame related even if !set_cfa && style < 0.
11034 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
11036 * config/i386/mingw-tls.c: New file.
11037 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
11038 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
11039 defining _WIN32 but not __CYGWIN__.
11041 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11043 * configure.ac: Add MPC support.
11045 * config.in, configure: Regenerate.
11047 2009-05-29 Richard Henderson <rth@redhat.com>
11049 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
11050 NOTE_INSN_BASIC_BLOCK.
11051 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
11052 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
11053 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
11055 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
11057 (add_cfi): Disable check redefining cfa away from drap.
11058 (lookup_cfa_1): Add remember argument; handle remember/restore.
11059 (lookup_cfa): Pass remember argument.
11060 (cfa_remember): New.
11061 (compute_barrier_args_size_1): Remove sibcall check.
11062 (dwarf2out_frame_debug_def_cfa): New.
11063 (dwarf2out_frame_debug_adjust_cfa): New.
11064 (dwarf2out_frame_debug_cfa_offset): New.
11065 (dwarf2out_frame_debug_cfa_register): New.
11066 (dwarf2out_frame_debug_cfa_restore): New.
11067 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
11068 (dwarf2out_begin_epilogue): New.
11069 (dwarf2out_frame_debug_restore_state): New.
11070 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
11071 DW_CFA_restore_state.
11072 (output_cfi_directive): Likewise.
11073 (convert_cfa_to_fb_loc_list): Likewise.
11074 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
11075 * dwarf2out.h: Update.
11076 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
11077 (copy_insn_1): Early out for null.
11078 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
11079 and dwarf2out_frame_debug_restore_state.
11080 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
11081 (prologue_insn_hash, epilogue_insn_hash): New.
11082 (free_after_compilation): Adjust freeing accordingly.
11083 (record_insns): Create hash table if needed; push insns into
11084 hash instead of array.
11085 (maybe_copy_epilogue_insn): New.
11086 (contains): Search hash table instead of array.
11087 (sibcall_epilogue_contains): Remove.
11088 (thread_prologue_and_epilogue_insns): Split eh_return insns
11089 and mark them as epilogues.
11090 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
11091 scanning in terms of basic blocks.
11092 * insn-notes.def (CFA_RESTORE_STATE): New.
11093 * jump.c (returnjump_p_1): Accept EH_RETURN.
11094 (eh_returnjump_p_1, eh_returnjump_p): New.
11095 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
11096 CFA_REGISTER, CFA_RESTORE): New.
11097 * rtl.def (EH_RETURN): New.
11098 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
11100 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
11101 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
11103 * config/i386/i386.c (gen_push): Update cfa state.
11104 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
11105 add a CFA_ADJUST_CFA note.
11106 (ix86_dwarf_handle_frame_unspec): Remove.
11107 (ix86_expand_prologue): Update cfa state.
11108 (ix86_emit_restore_reg_using_pop): New.
11109 (ix86_emit_restore_regs_using_pop): New.
11110 (ix86_emit_leave): New.
11111 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
11112 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
11113 * config/i386/i386.h (struct machine_cfa_state): New.
11114 (ix86_cfa_state): New.
11115 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
11116 (eh_return_internal): Merge from eh_return_<mode>,
11117 use eh_return rtx, split w/ epilogue.
11119 2009-05-29 Ian Lance Taylor <iant@google.com>
11121 * builtins.c (validate_gimple_arglist): Don't use va_arg with
11123 * calls.c (emit_library_call_value_1): Likewise.
11125 * c-typeck.c (c_build_va_arg): New function.
11126 * c-tree.h (c_build_va_arg): Declare.
11127 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
11128 instead of build_va_arg.
11130 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
11132 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
11133 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
11134 (ptr_difference_cost): Use affine combinations to compute it.
11135 (difference_cost): Likewise.
11136 (get_computation_cost_at): Compute more accurate cost for addresses
11137 if the ratio is a multiplier allowed in addresses.
11138 For non-addresses, consider that an additional offset or symbol is
11141 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11143 * config/i386/i386.c (ix86_decompose_address): Avoid useless
11144 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
11146 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
11147 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
11148 (prefix_rex): For UNIT_MMX don't imply the prefix by default
11150 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
11151 to 1 for TYPE_SSE{IADD1,CVT1}.
11152 (prefix_vex_imm8): Removed.
11153 (length_vex): Only pass 1 as second argument to
11154 ix86_attr_length_vex_default if prefix_extra is 0.
11155 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
11156 (length): For prefix vex computation use length_immediate
11157 attribute instead of prefix_vex_imm8.
11158 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
11159 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
11160 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
11161 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
11162 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
11163 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
11164 a space in between the operands.
11165 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
11166 if one operand is 0xff and the other one si, di, bp or sp.
11167 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
11168 other one si, di, bp or sp.
11169 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
11170 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
11171 type and mode attributes.
11172 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
11173 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
11174 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
11175 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
11176 prefix_data16 attribute iff MODE_DF.
11177 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
11178 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
11179 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
11180 constm128_operand in length_immediate computation.
11181 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
11182 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
11183 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
11184 length_immediate attribute to 1.
11185 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
11186 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
11187 for certain alternatives.
11188 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
11189 prefix_data16 attribute if MODE_V1DF.
11190 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
11191 length_immediate to 1.
11192 (set_got_rex64, set_rip_rex64): Remove length attribute, set
11193 length_address to 4, set mode attribute to MODE_DI.
11194 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
11195 (fxam<mode>2_i387): Set length attribute to 4.
11196 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
11197 *prefetch_3dnow_rex): Override length_address attribute.
11198 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
11200 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
11201 (constm128_operand): Removed.
11202 * config/i386/i386.c (memory_address_length): For
11203 disp && !index && !base in 64-bit mode account for SIB byte if
11204 print_operand_address can't optimize disp32 into disp32(%rip)
11205 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
11206 for fs: or gs: segment.
11207 (ix86_attr_length_immediate_default): When checking if shortform
11208 is possible, truncate immediate to the length of the non-shortened
11210 (ix86_attr_length_address_default): Ignore MEM_P operands
11212 (ix86_attr_length_vex_default): Only check for DImode on
11213 GENERAL_REG_P operands.
11214 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
11215 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
11216 (sse_cvttps2pi): Clear prefix_rep attribute.
11217 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
11219 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
11220 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
11221 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
11222 iff operand 2 is const_int_operand.
11223 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
11224 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
11225 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
11227 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
11229 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
11230 prefix_data16 attribute for movlpd and movhpd instructions.
11231 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
11232 length_immediate for shufpd instruction.
11233 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
11234 (avx_cmpp<avxmodesuffixf2c><mode>3,
11235 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
11236 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
11237 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
11238 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
11239 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
11240 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
11241 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
11242 prefix_data16 attribute for the first alternative to 1.
11243 (*avx_loadlps): Override length_immediate for the first alternative.
11244 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
11245 attributes for second alternative.
11246 (*vec_concatv2sf_sse4_1): Override length_immediate and
11247 prefix_data16 attributes for second alternative.
11248 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
11249 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
11250 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
11251 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
11252 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
11253 prefix_data16 and length_immediate to 1.
11254 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
11256 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
11257 prefix_extra attribute for variants that don't have 0f prefix alone.
11258 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
11259 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
11260 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
11261 *sse4_1_pextrd): Set length_immediate to 1.
11262 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
11263 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
11265 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
11266 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
11267 length_immediate to 1 for second alternative.
11268 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
11269 prefix_extra and length_immediate attributes for the first
11271 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
11273 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
11274 to 1 for the first and third alternative.
11275 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
11277 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
11279 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
11281 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
11282 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
11283 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
11284 *avx_psign<mode>3): Set prefix_extra attribute to 1.
11285 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
11286 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
11287 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
11288 ssse3_psign<mode>3): Override prefix_rex attribute.
11289 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
11290 (ssse3_palignrti): Override length_immediate to 1.
11291 (ssse3_palignrdi): Override length_immediate to 1, override
11292 prefix_rex attribute.
11293 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
11294 (sse4a_extrqi): Override length_immediate to 2.
11295 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
11296 (sse4a_insertq): Override prefix_data16 to 0.
11297 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
11298 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
11299 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
11300 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
11301 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
11302 and length_immediate to 1.
11303 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
11304 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
11305 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
11306 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
11307 and length_immediate to 1.
11308 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
11309 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
11310 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
11311 avx_ptest256): Override prefix_extra to 1.
11312 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
11313 Override prefix_data16 and length_immediate to 1.
11314 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
11315 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
11316 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
11317 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
11318 prefix_data16 to 0 and prefix_extra to 2.
11319 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
11320 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
11322 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
11323 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
11324 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
11325 and prefix_extra to 2.
11326 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
11327 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
11328 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
11329 avx_vpermilvar<mode>3,
11330 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
11331 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
11332 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
11333 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
11334 Override prefix_extra to 1.
11335 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
11336 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
11337 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
11338 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
11339 prefix_extra and length_immediate to 1.
11340 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
11342 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
11343 to 1 for the first alternative.
11344 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
11345 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
11347 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
11348 *movv2sf_internal_avx, *movv2sf_internal): Override
11349 prefix_rep attribute for certain alternatives.
11350 (*mov<mode>_internal): Override prefix_rep or prefix_data16
11351 attributes for certain alternatives.
11352 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
11353 attributes for certain alternatives.
11354 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
11355 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
11356 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
11357 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
11358 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
11359 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
11360 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
11361 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
11362 length_immediate to 1 if operand 2 is const_int_operand.
11363 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
11364 *vec_extractv2si_1): Set length_immediate attribute to 1.
11365 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
11366 using old 3DNOW insn rather than SSE/3DNOW_A.
11367 (mmx_emms, mmx_femms): Clear modrm attribute.
11369 2009-05-29 Martin Jambor <mjambor@suse.cz>
11371 * tree-sra.c: New implementation of SRA.
11373 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
11374 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
11375 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
11376 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
11377 (SRA_MAX_STRUCTURE_COUNT): Removed.
11378 (SRA_FIELD_STRUCTURE_RATIO): Removed.
11379 * doc/invoke.texi (sra-max-structure-size): Removed.
11380 (sra-field-structure-ratio): Removed.
11382 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11384 PR middle-end/40291
11385 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
11388 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
11390 PR rtl-optimization/40101
11391 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
11392 seqno. Adjust comment.
11393 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
11394 inserting bookkeeping before a jump, the jump is not scheduled.
11395 When no positive seqno found, provide a value. Add comment.
11397 2009-05-29 Richard Guenther <rguenther@suse.de>
11399 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
11400 short-cutting on the first component.
11402 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11404 PR middle-end/39958
11405 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
11406 for trees other than decls/types.
11408 2009-05-29 Richard Guenther <rguenther@suse.de>
11410 * tree-ssa-operands.c (get_expr_operands): Do not handle
11411 INDIRECT_REFs in the handled-component case. Remove
11412 unused get_ref_base_and_extent case.
11413 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
11414 tree_low_cst and host_integerp where possible.
11415 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
11416 codes for equivalence.
11417 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
11419 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
11421 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
11422 to tmake_file for i[34567]86-*-cygwin*.
11424 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11427 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
11428 (altivec_categorize_keyword, init_vector_keywords,
11429 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
11432 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
11434 * tree.c (handle_dll_attribute): Check if node is
11435 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
11437 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
11439 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
11441 (thumb2_zero_extendqidi2): Likewise.
11443 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
11445 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
11446 instead of gen_movrt.
11447 * config/sh/sh.md (movrt): Remove.
11449 2009-05-28 Steve Ellcey <sje@cup.hp.com>
11451 * doc/invoke.texi (IA-64 Options):
11452 Add -msdata, -mfused-madd, -mno-inline-float-divide,
11453 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
11454 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
11455 -msched-prefer-non-control-spec-insns,
11456 -msched-stop-bits-after-every-cycle,
11457 -msched-count-spec-in-critical-path,
11458 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
11459 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
11460 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
11461 and -msched-spec-verbose.
11463 2009-05-28 Joseph Myers <joseph@codesourcery.com>
11465 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
11466 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
11468 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
11470 2009-05-28 Richard Guenther <rguenther@suse.de>
11472 * tree-ssa-alias.c (ao_ref_init): New function.
11473 (ao_ref_base): Likewise.
11474 (ao_ref_base_alias_set): Likewise.
11475 (ao_ref_alias_set): Likewise.
11476 (refs_may_alias_p_1): Change signature.
11477 (refs_may_alias_p): Adjust.
11478 (refs_anti_dependent_p): Likewise.
11479 (refs_output_dependent_p): Likewise.
11480 (call_may_clobber_ref_p_1): Change signature.
11481 (call_may_clobber_ref_p): Adjust.
11482 (stmt_may_clobber_ref_p_1): New function split out from ...
11483 (stmt_may_clobber_ref_p): ... here.
11484 (maybe_skip_until): Adjust signature.
11485 (get_continuation_for_phi): Likewise.
11486 (walk_non_aliased_vuses): Likewise.
11487 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
11488 (ao_ref_init): Declare.
11489 (ao_ref_base): Likewise.
11490 (ao_ref_alias_set): Likewise.
11491 (stmt_may_clobber_ref_p_1): Likewise.
11492 (walk_non_aliased_vuses): Adjust.
11493 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
11494 (get_ref_from_reference_ops): remove.
11495 (vn_reference_lookup_2): Adjust signature.
11496 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
11497 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
11498 (vn_reference_lookup): Adjust.
11499 (vn_reference_insert): Likewise.
11500 (vn_reference_insert_pieces): Adjust signature.
11501 (visit_reference_op_call): Adjust.
11502 * tree-ssa-pre.c (get_expr_type): Simplify.
11503 (phi_translate_1): Adjust.
11504 (compute_avail): Likewise.
11505 (translate_vuse_through_block): Do not re-build trees.
11506 (value_dies_in_block_x): Likewise.
11507 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
11509 (vn_reference_lookup_pieces): Adjust declaration.
11510 (vn_reference_insert_pieces): Likewise.
11512 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
11514 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
11515 with checking disabled.
11517 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
11521 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
11522 macro definition for support of three-operand format aligned
11523 .comm directive in assembler on cygwin/pe/mingw target OS.
11524 * configure: Regenerate.
11525 * config.h: Regenerate.
11527 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
11528 aligned form of .comm directive if -mpe-aligned-commons is in effect.
11529 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
11531 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
11532 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
11534 2009-05-28 Ira Rosen <irar@il.ibm.com>
11536 PR tree-optimization/40254
11537 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
11538 in analysis of basic blocks.
11540 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
11542 PR middle-end/33699
11543 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
11544 * target-def.h (TARGET_CONST_ANCHOR): New macro.
11545 (TARGET_INITIALIZER): Use it.
11546 * cse.c (CHEAPER): Move it up to the other macros.
11547 (insert): Rename this ...
11548 (insert_with_costs): ... to this. Add cost parameters. Update
11550 (insert): New function. Call insert_with_costs.
11551 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
11552 find_reg_offset_for_const, try_const_anchors): New functions.
11553 (cse_insn): Call try_const_anchors. Adjust cost of src_related
11554 when using a const-anchor. Call insert_const_anchors.
11555 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
11556 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
11558 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
11560 * tree-inline.c (remap_decls): Enable nonlocalized variables
11561 when not optimizing.
11563 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
11565 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
11566 Simplify other tests involving optimize.
11568 2009-05-27 Tom Tromey <tromey@redhat.com>
11570 * unwind-dw2.c (_Unwind_DebugHook): New function.
11571 (uw_install_context): Call _Unwind_DebugHook.
11573 2009-05-27 Tom Tromey <tromey@redhat.com>
11575 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
11577 2009-05-27 Ian Lance Taylor <iant@google.com>
11579 * Makefile.in (LINKER, LINKER_FLAGS): Define.
11580 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
11581 (ALL_LINKERFLAGS): Define.
11582 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
11583 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
11584 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
11585 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
11586 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
11587 $(LINKER_FOR_BUILD).
11588 (build/gcov-iov$(build_exeext)): Likewise.
11590 2009-05-27 Julian Brown <julian@codesourcery.com>
11592 * gcse.c (target.h): Include.
11593 (can_assign_to_reg_without_clobbers_p): Check that the target allows
11594 copy of argument to a pseudo register.
11596 2009-05-27 Diego Novillo <dnovillo@google.com>
11598 * tree-ssa-live.c (dump_scope_block): Document arguments.
11599 (dump_scope_blocks): Document.
11600 (debug_scope_blocks): New.
11601 * tree-flow.h (debug_scope_blocks): Declare.
11603 2009-05-21 Denis Chertykov <denisc@overta.ru>
11605 * doc/contrib.texi (Contributors): Add myself to the list.
11607 2009-05-27 Olivier Hainque <hainque@adacore.com>
11609 * expr.c (target_align): New function. Alignment the TARGET of an
11610 assignment may be assume to have.
11611 (highest_pow2_factor_for_target): Use it instead of relying on
11612 immediate tree attributes of TARGET, not necessarily honored when
11613 intermediate bitfields are involved.
11615 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
11618 * config/i386/driver-i386.c (host_detect_local_cpu): Support
11619 AVX, SSE4, AES, PCLMUL and POPCNT.
11621 2009-05-27 Diego Novillo <dnovillo@google.com>
11623 * tree-pretty-print.c (dump_location): New.
11624 (dump_generic_node): Call it.
11625 Factor code to handle BLOCK nodes ...
11626 (dump_block_node): ... here.
11628 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
11630 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
11632 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
11634 * gcc-plugin.h: Include config.h and system.h.
11635 (IN_GCC): Define if not defined.
11637 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
11639 PR middle-end/40249
11640 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
11643 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
11645 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
11647 * config/m32r/m32r.h: Ditto.
11648 * config/m32r/m32r.md: Ditto.
11649 * config/m32r/predicates.md: Ditto.
11651 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
11653 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
11655 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
11658 (Loading plugins): typo.
11659 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
11660 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
11661 (Interacting with the GCC Garbage Collector): Added new section.
11662 (Giving information about a plugin): Added new section for
11664 * ggc.h (ggc_register_root_tab): Added declaration.
11665 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
11666 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
11667 (register_callback): Improved comment in declaration.
11668 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
11669 (extra_root_vec) Added static variable for dynamic roots registration.
11670 (ggc_register_root_tab) Added new routine.
11671 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
11672 PLUGIN_GGC_MARKING event.
11673 * ggc-zone.c: Include plugin.h.
11674 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
11675 * ggc-page.c: Include plugin.h.
11676 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
11677 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
11678 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
11679 (register_callback): check lack of callbacks for
11680 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
11681 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
11682 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
11683 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
11684 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
11685 dependency on plugin.h.
11686 (plugin.o): Added dependency on ggc.h...
11688 2009-05-26 Richard Guenther <rguenther@suse.de>
11690 PR middle-end/40248
11692 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
11693 with mismatched comparison modes.
11695 * expr.c (expand_expr_real_1): Expand the operand of a
11696 VIEW_CONVERT_EXPR in its natural mode.
11698 2009-05-26 Ian Lance Taylor <iant@google.com>
11700 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
11701 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
11702 (ALL_COMPILERFLAGS): Define.
11703 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
11704 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
11705 (collect2$(exeext), collect2.o): Likewise.
11706 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
11707 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
11708 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
11709 (libbackend.o, intl.o, cppdefault.o): Likewise.
11710 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
11711 (build/%.o): Use $(COMPILER_FOR_BUILD).
11712 (build/gen%$(build_exeext)): Likewise.
11713 (build/gcov-iov$(build_exeext)): LIkewise.
11714 * config/t-darwin (darwin.o): Use $(COMPILER).
11715 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
11716 * config/t-sol2 (sol2-c.o): Likewise.
11717 (sol2.o): Likewise.
11718 * config/t-vxworks (vxworks.o): Likewise.
11719 * config/x-darwin (host-darwin.o): Likewise.
11720 * config/x-hpux (host-hpux.o): Likewise.
11721 * config/x-linux (host-linux.o): Likewise.
11722 * config/x-solaris (host-solaris.o): Likewise.
11723 * config/alpha/x-alpha (driver-alpha.o): Likewise.
11724 * config/arm/t-arm (arm-c.o): Likewise.
11725 * config/arm/t-pe (pe.o): Likewise.
11726 * config/arm/t-wince-pe (pe.o): Likewise.
11727 * config/i386/t-cygming (winnt.o): Likewise.
11728 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
11729 * config/i386/t-cygwin (cygwin1.o): Likewise.
11730 (cygwin2.o): Likewise.
11731 * config/i386/t-i386 (i386-c.o): Likewise.
11732 * config/i386/t-interix (winnt.o): Likewise.
11733 * config/i386/t-netware (netware.o): Likewise.
11734 * config/i386/t-nwld (nwld.o): Likewise.
11735 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
11736 * config/i386/x-i386 (driver-i386.o): Likewise.
11737 * config/i386/x-cygwin (host-cygwin.o): Likewise.
11738 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
11739 * config/ia64/t-ia64 (ia64-c.o): Likewise.
11740 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
11741 * config/mips/x-native (driver-native.o): Likewise.
11742 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
11743 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
11744 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
11745 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
11746 * config/score/t-score-elf (score7.o): Likewise.
11747 (score3.o): Likewise.
11748 * config/sh/t-sh (sh-c.o): Likewise.
11749 * config/sh/t-symbian (sh-c.o): Likewise.
11750 (symbian.o): Likewise.
11751 * config/spu/t-spu-elf (spu-c.o): Likewise.
11752 * config/v850/t-v850 (v850-c.o): Likewise.
11753 * config/v850/t-v850e (v850-c.o): Likewise.
11755 2009-05-26 Richard Guenther <rguenther@suse.de>
11757 PR tree-optimization/40122
11758 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
11759 VECTOR_CSTs if possible.
11760 (fold_gimple_assign): Likewise.
11762 2009-05-26 Richard Guenther <rguenther@suse.de>
11764 PR middle-end/40252
11765 * fold-const.c (fold_binary): Use the correct types for building
11768 2009-05-26 Richard Guenther <rguenther@suse.de>
11770 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
11771 redundant calls to merge_alias_info.
11772 (bump_vector_ptr): Likewise.
11773 * tree-ssa-copy.c (merge_alias_info): Remove.
11774 (replace_exp_1): Remove call to merge_alias_info.
11775 (propagate_tree_value): Likewise.
11776 (fini_copy_prop): Propagate points-to info.
11777 * tree-flow.h (merge_alias_info): Remove.
11779 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11781 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
11783 2009-05-25 Jan Hubicka <jh@suse.cz>
11785 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
11786 * cgraph.h (struct inline_summary): New filed self_wize,
11787 size_inlining_benefit, self_time and time_inlining_benefit.
11788 (struct cgraph_global_info): Replace insns by time ans size fields.
11789 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
11790 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
11791 (ipcp_update_callgraph): Do not touch function bodies.
11792 * ipa-inline.c: Include except.h
11793 (MAX_TIME): New constant.
11794 (overall_insns): Remove.
11795 (leaf_node_p): New.
11796 (overall_size, max_benefit): New static variables.
11797 (cgraph_estimate_time_after_inlining): New function.
11798 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
11799 (cgraph_clone_inlined_nodes): Update size.
11800 (cgraph_mark_inline_edge): Update size.
11801 (cgraph_estimate_growth): Use size info.
11802 (cgraph_check_inline_limits): Check size.
11803 (cgraph_default_inline_p): Likewise.
11804 (cgraph_edge_badness): Compute badness based on benefit and size cost.
11805 (cgraph_decide_recursive_inlining): Check size.
11806 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
11808 (cgraph_decide_inlining): Likewise.
11809 (cgraph_decide_inlining_incrementally): Likewise; honor
11810 PARAM_EARLY_INLINING_INSNS.
11811 (likely_eliminated_by_inlining_p): New predicate.
11812 (estimate_function_body_sizes): New function.
11813 (compute_inline_parameters): Use it.
11814 * except.c (must_not_throw_labels): New function.
11815 * except.h (must_not_throw_labels): Declare.
11816 * tree-inline.c (init_inline_once): Kill inlining_weigths
11817 * tree-ssa-structalias.c: Avoid uninitialized warning.
11818 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
11819 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
11820 (PARAM_INLINE_CALL_COST): Remove.
11821 (PARAM_EARLY_INLINING_INSNS): New.
11823 2009-05-25 Richard Guenther <rguenther@suse.de>
11825 PR tree-optimization/36327
11826 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
11827 callback for reference translation or lookup at the point of may-defs.
11828 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
11829 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
11830 for union COMPONENT_REFs.
11831 (vn_reference_lookup_3): New callback. Lookup from memset
11832 and CONSTRUCTOR assignment, translate through struct copies.
11833 (vn_reference_lookup_pieces): Make sure to not free the
11834 passed operands array. Adjust walk_non_aliased_vuses call.
11835 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
11836 make sure we do not leak memory.
11838 2009-05-25 Richard Guenther <rguenther@suse.de>
11840 * tree-ssa-alias.h (dump_points_to_solution): Declare.
11841 * tree-inline.c (expand_call_inline): Reset the escaped and
11842 callused solutions.
11843 * tree-ssa-structalias.c (pass_build_ealias): New.
11844 * tree-pass.h (pass_build_ealias): Declare.
11845 * passes.c (init_optimization_passes): Add PTA during
11846 early optimizations.
11847 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
11848 and CALLUSED solutions.
11849 (dump_points_to_solution): New function, split out from ...
11850 (dump_points_to_info_for): ... here.
11851 * tree-parloops.c (parallelize_loops): Reset the escaped and
11852 callused solutions.
11854 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11857 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
11858 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
11860 2009-05-25 Ira Rosen <irar@il.ibm.com>
11862 PR tree-optimization/40238
11863 * tree-vect-stmts.c (vect_init_vector): Insert initialization
11864 statements after basic block's labels.
11865 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
11866 to free the allocated memory.
11868 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
11870 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
11871 return address with a USE.
11873 2009-05-24 Richard Guenther <rguenther@suse.de>
11875 PR middle-end/40233
11876 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
11877 array type from the main variant of the inner type.
11879 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11881 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
11882 definition to bool (from int) to un-break build.
11883 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
11885 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
11887 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
11888 discard_stmt_changes): Delete.
11889 * tree-ssa-operands.c (scb_stack): Delete.
11890 (init_ssa_operands): Do not initialize it.
11891 (fini_ssa_operands): Do not free it.
11892 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
11894 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
11895 update_stmt, remove the others. Fix comments.
11896 * tree-dfa.c (optimize_stack_restore): Likewise.
11897 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
11898 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
11899 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11900 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
11902 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
11903 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
11904 (dom_opt_finalize_block): Likewise, adjusting access to
11906 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
11907 (stmts_to_rescan): Change item type to gimple.
11908 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
11910 2009-05-24 Ira Rosen <irar@il.ibm.com>
11912 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
11913 * tree-pass.h (pass_slp_vectorize): New pass.
11914 * params.h (SLP_MAX_INSNS_IN_BB): Define.
11915 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
11916 * tree-vectorizer.c (timevar.h): Include.
11917 (user_vect_verbosity_level): Declare.
11918 (vect_location): Fix comment.
11919 (vect_set_verbosity_level): Update user_vect_verbosity_level
11920 instead of vect_verbosity_level.
11921 (vect_set_dump_settings): Add an argument. Ignore user defined
11922 verbosity if dump flags require higher level of verbosity. Print to
11923 stderr only for loop vectorization.
11924 (vectorize_loops): Update call to vect_set_dump_settings.
11925 (execute_vect_slp): New function.
11926 (gate_vect_slp): Likewise.
11927 (struct gimple_opt_pass pass_slp_vectorize): New.
11928 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
11929 access its members.
11930 (vec_info_for_bb): New function.
11931 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
11932 (VECTORIZATION_ENABLED): New macro.
11933 (SLP_ENABLED, SLP_DISABLED): Likewise.
11934 (vect_is_simple_use): Add bb_vec_info argument.
11935 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
11936 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
11937 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
11938 vect_schedule_slp, vect_analyze_slp): Likewise.
11939 (vect_analyze_stmt): Add slp_tree argument.
11940 (find_bb_location): Declare.
11941 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11942 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
11943 (vect_analyze_loop_operations, vect_analyze_loop,
11944 get_initial_def_for_induction, vect_create_epilog_for_reduction,
11945 vect_finalize_reduction, vectorizable_reduction,
11946 vectorizable_live_operation, vect_transform_loop): Likewise.
11947 * tree-data-ref.c (dr_analyze_innermost): Update comment,
11948 skip evolution analysis if analyzing a basic block.
11949 (dr_analyze_indices): Likewise.
11950 (initialize_data_dependence_relation): Skip the test whether the
11951 object is invariant for basic blocks.
11952 (compute_all_dependences): Skip dependence analysis for data
11953 references in basic blocks.
11954 (find_data_references_in_stmt): Don't fail in case of invariant
11955 access in basic block.
11956 (find_data_references_in_bb): New function.
11957 (find_data_references_in_loop): Move code to
11958 find_data_references_in_bb and add a call to it.
11959 (compute_data_dependences_for_bb): New function.
11960 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
11961 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
11963 (vect_analyze_data_ref_dependence): Check for interleaving in case of
11964 unknown dependence in basic block and fail in case of dependence in
11966 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
11967 dependence instances from either loop or basic block vectorization
11969 (vect_compute_data_ref_alignment): Check if it is loop vectorization
11970 before calling nested_in_vect_loop_p.
11971 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
11972 dependence instances from either loop or basic block vectorization
11974 (vect_verify_datarefs_alignment): Likewise.
11975 (vect_enhance_data_refs_alignment): Adjust function calls.
11976 (vect_analyze_data_refs_alignment): Likewise.
11977 (vect_analyze_group_access): Fix printing. Skip different checks if
11978 DR_STEP is 0. Keep strided stores either in loop or basic block
11979 vectorization data structure. Fix indentation.
11980 (vect_analyze_data_ref_access): Fix comments, allow zero step in
11982 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
11983 dependence instances from either loop or basic block vectorization
11985 (vect_analyze_data_refs): Update comment. Call
11986 compute_data_dependences_for_bb to analyze basic blocks.
11987 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
11988 case of loop vectorization. In case of basic block vectorization use
11989 data-ref itself as a base.
11990 (vect_create_data_ref_ptr): In case of basic block vectorization:
11991 don't advance the pointer, add new statements before the current
11992 statement. Adjust function calls.
11993 (vect_supportable_dr_alignment): Support only aligned accesses in
11994 basic block vectorization.
11995 * common.opt (ftree-slp-vectorize): New flag.
11996 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
11997 (vect_pattern_recog_1): Likewise.
11998 * tree-vect-stmts.c (process_use): Likewise.
11999 (vect_init_vector): Add new statements in the beginning of the basic
12000 block in case of basic block SLP.
12001 (vect_get_vec_def_for_operand): Adjust function calls.
12002 (vect_finish_stmt_generation): Likewise.
12003 (vectorizable_call): Add assert that it is loop vectorization, adjust
12005 (vectorizable_conversion, vectorizable_assignment): Likewise.
12006 (vectorizable_operation): In case of basic block SLP, take
12007 vectorization factor from statement's type and skip the relevance
12008 check. Adjust function calls.
12009 (vectorizable_type_demotion): Add assert that it is loop
12010 vectorization, adjust function calls.
12011 (vectorizable_type_promotion): Likewise.
12012 (vectorizable_store): Check for outer loop only in case of loop
12013 vectorization. Adjust function calls. For basic blocks, skip the
12014 relevance check and don't advance pointers.
12015 (vectorizable_load): Likewise.
12016 (vectorizable_condition): Add assert that it is loop vectorization,
12017 adjust function calls.
12018 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
12019 that it is not reduction, get vector type, call only supported
12020 functions, skip loop specific parts.
12021 (vect_transform_stmt): Check for outer loop only in case of loop
12023 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
12024 (vect_is_simple_use): Fix comment, add new argument, fix conditions
12025 for external definition.
12026 * passes.c (pass_slp_vectorize): New pass.
12027 * tree-vect-slp.c (find_bb_location): New function.
12028 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
12029 check for patterns only in loops.
12030 (vect_build_slp_tree): Add argument, adjust function calls, fail in
12031 case of multiple types in basic block SLP.
12032 (vect_mark_slp_stmts_relevant): New function.
12033 (vect_supported_load_permutation_p): Fix comment.
12034 (vect_analyze_slp_instance): Add argument. In case of basic block
12035 SLP, take vectorization factor from statement's type, check that
12036 unrolling factor is 1. Adjust function call. Save SLP instance in
12037 either loop or basic block vectorization structure. Return FALSE,
12039 (vect_analyze_slp): Add argument. Get strided stores groups from
12040 either loop or basic block vectorization structure. Return FALSE
12041 if basic block SLP failed.
12042 (new_bb_vec_info): New function.
12043 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
12044 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
12045 (vect_schedule_slp): Add argument. Get SLP instances from either
12046 loop or basic block vectorization structure. Set vectorization factor
12047 to be 1 for basic block SLP.
12048 (vect_slp_transform_bb): New function.
12049 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
12051 2009-05-23 Mark Mitchell <mark@codesourcery.com>
12053 * final.c (shorten_branches): Do not align labels for jump tables.
12054 (final_scan_insn): Use JUMP_TABLE_DATA_P.
12056 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
12058 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
12059 Remove outdated reference to flow.c and fix nits.
12060 * doc/gccint.texi: Tweak RTL description.
12061 * doc/rtl.texi: Likewise.
12063 2009-05-23 Denis Chertykov <chertykov@gmail.com>
12065 * config/avr/avr.c: Change my email address.
12066 * config/avr/avr.h: Likewise.
12067 * config/avr/avr.md: Likewise.
12068 * config/avr/avr-protos.h: Likewise.
12069 * config/avr/libgcc.S: Likewise.
12071 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
12073 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
12074 (spu_split_load, spu_split_store): Change return type to int.
12075 (spu_split_convert): Declare.
12076 * config/spu/predicates.md (spu_mem_operand): Remove.
12077 (spu_mov_operand): Update.
12078 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
12079 * config/spu/spu.c (regno_aligned_for_load): Remove.
12080 (reg_aligned_for_addr, spu_expand_load): Define.
12081 (spu_expand_extv): Reimplement and handle MEM.
12082 (spu_expand_insv): Handle MEM.
12083 (spu_sched_reorder): Handle insn's with length 0.
12084 (spu_legitimate_address_p): Reimplement.
12085 (store_with_one_insn_p): Return TRUE for any mode with size
12086 larger than 16 bytes.
12087 (address_needs_split): Define.
12088 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
12090 (spu_convert_move): Define.
12091 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
12092 (spu_split_store): Change all MEM's to TImode.
12093 (spu_init_expanders): Preallocate registers that correspond to
12094 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
12096 (spu_split_convert): Define.
12097 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
12098 (_move<mode>, _movdi, _movti): Update predicate and condition.
12099 (load, store): Change to define_split.
12100 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
12102 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
12103 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
12104 define_insn_and_split of lshr<mode>3.
12105 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
12106 (<v>ashr<mode>3_imm): Define.
12107 (extv, extzv, insv): Allow MEM operands.
12108 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
12109 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
12110 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
12111 (_spu_convert2): Change to define_insn_and_split and remove the
12112 corresponding define_peephole2.
12113 (stack_protect_set, stack_protect_test, stack_protect_test_si):
12114 Change predicates to memory_operand.
12116 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12118 * config/arm/thumb2.md: Add 16-bit multiply instructions.
12120 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12122 PR tree-optimization/40219
12123 * tree.c (iterative_hash_expr): Make sure the builtin function is
12124 a normal builtin function and not a front end or back end builtin
12125 before indexing into the built_in_decls array.
12127 2009-05-22 Richard Guenther <rguenther@suse.de>
12129 PR middle-end/38964
12130 * alias.c (write_dependence_p): Do not use TBAA for answering
12131 anti-dependence or output-dependence.
12132 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
12133 (emit_pointer_definition): Remove.
12134 (emit_alias_warning): Likewise.
12135 (find_what_var_points_to): Remove TBAA pruning code.
12136 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
12138 (compute_points_to_sets): Remove code computing the set of
12139 dereferenced pointers.
12140 * tree-data-ref.c (dr_may_alias_p): Properly use the split
12141 oracle for querying anti and output dependencies.
12142 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
12143 if TBAA may be applied.
12144 (refs_anti_dependent_p): New function.
12145 (refs_output_dependent_p): Likewise.
12146 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
12147 (refs_output_dependent_p): Likewise.
12148 * doc/tree-ssa.texi (Memory model): New section.
12149 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12150 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12151 * cfgexpand.c (expand_gimple_basic_block): Do not handle
12152 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
12153 * expr.c (expand_expr_real_1): Likewise.
12154 * gimple-low.c (lower_stmt): Likewise.
12155 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
12156 (dump_gimple_cdt): Remove.
12157 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12158 (gimple_size): Likewise.
12159 (walk_gimple_op): Likewise.
12160 (is_gimple_stmt): Likewise.
12161 (walk_stmt_load_store_addr_ops): Likewise.
12162 (gimple_build_cdt): Remove.
12163 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12164 * gimple.h (gimple_cdt_new_type): Remove.
12165 (gimple_cdt_new_type_ptr): Likewise.
12166 (gimple_cdt_set_new_type): Likewise.
12167 (gimple_cdt_location): Likewise.
12168 (gimple_cdt_location_ptr): Likewise.
12169 (gimple_cdt_set_location): Likewise.
12170 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12171 * tree-cfg.c (remove_useless_stmts_1): Do not handle
12172 GIMPLE_CHANGE_DYNAMIC_TYPE.
12173 (verify_types_in_gimple_stmt): Likewise.
12174 * tree-inline.c (estimate_num_insns): Likewise.
12175 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
12176 (copy_decl_to_var): Likewise.
12177 (copy_result_decl_to_var): Likewise.
12178 * tree-pretty-print.c (dump_generic_node): Do not handle
12179 CHANGE_DYNAMIC_TYPE_EXPR.
12180 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12181 * tree-ssa-operands.c (get_expr_operands): Likewise.
12182 * tree-ssa-structalias.c (struct variable_info): Remove
12183 no_tbaa_pruning member.
12184 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
12185 (unify_nodes): Do not copy it.
12186 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12187 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
12188 (set_uids_in_ptset): Do not check it.
12189 (find_what_var_points_to): Likewise.
12190 (compute_tbaa_pruning): Remove.
12191 (compute_points_to_sets): Do not call it.
12192 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12193 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12194 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
12195 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
12196 (DECL_NO_TBAA_P): Likewise.
12197 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
12198 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
12199 (expand_omp_atomic_pipeline): Do not set it.
12200 * print-tree.c (print_node): Do not dump it.
12201 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12204 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
12207 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
12210 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12212 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
12215 2009-05-22 Ben Elliston <bje@au.ibm.com>
12217 * Makefile.in (bversion.h, s-bversion): New targets.
12218 (TOPLEV_H): Add bversion.h.
12219 * toplev.h: Include "bversion.h".
12220 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
12221 the __format__ attribute only if compiling with the same version
12222 of GCC as the sources (the "build version").
12224 2009-05-22 Ben Elliston <bje@au.ibm.com>
12226 * c-format.c (handle_format_attribute): Fix comment typo.
12228 2009-05-21 Steve Ellcey <sje@cup.hp.com>
12231 * config/ia64/ia64.opt (mfused-madd): New.
12232 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
12233 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
12234 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
12235 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
12236 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
12237 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
12238 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
12239 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
12240 instruction if !TARGET_FUSED_MADD.
12241 (fpma, fpms): Remove colon from name.
12243 2009-05-22 Richard Guenther <rguenther@suse.de>
12245 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
12246 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
12247 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
12249 (create_expression_by_pieces): Only convert if necessary.
12250 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
12251 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
12253 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
12255 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
12256 regular pattern from a template and rename it ...
12257 (*extzv_truncsi_exts): ... to this.
12259 2009-05-21 Richard Guenther <rguenther@suse.de>
12261 * cgraph.h (struct cgraph_node): Remove inline_decl member.
12262 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
12263 (cgraph_default_inline_p): Likewise.
12264 (cgraph_decide_inlining_incrementally): Likewise.
12266 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
12267 Uros Bizjak <ubizjak@gmail.com>
12269 * config/i386/cpuid.h (bit_MOVBE): New.
12271 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
12273 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
12274 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
12275 (ix86_handle_option): Handle OPT_mmovbe.
12276 (ix86_target_string): Add -mmovbe.
12277 (pta_flags): Add PTA_MOVBE.
12278 (processor_alias_table): Add PTA_MOVBE to "atom".
12279 (override_options): Handle PTA_MOVBE.
12281 * config/i386/i386.h (TARGET_MOVBE): New.
12283 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
12284 (*bswapsi_movbe): New.
12285 (*bswapdi_movbe): Likewise.
12286 (bswapdi2): Renamed to ...
12287 (*bswapdi_1): This.
12288 (bswapdi2): New expander.
12290 * config/i386/i386.opt (mmovbe): New.
12292 * doc/invoke.texi: Document -mmovbe.
12294 2009-05-21 Taras Glek <tglek@mozilla.com>
12296 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
12297 * gcc-plugin.h (plugin_init): Updated signature.
12298 * gcc-plugin.h (plugin_name_args): Moved to this header.
12299 * doc/plugins.texi (plugin_init): Updated documention to reflect
12301 * doc/plugins.texi (plugin_name_args): Added to documention.
12303 2009-05-21 Mark Mitchell <mark@codesourcery.com>
12305 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
12306 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
12308 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
12310 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
12311 JUMP_TABLE_DATA_P predicates where applicable.
12312 * config/i386/predicates.md: Ditto.
12313 * config/i386/sse.md: Ditto.
12315 2009-05-21 Jakub Jelinek <jakub@redhat.com>
12317 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
12318 operand2 -128 override length_immediate attribute to 1.
12319 * config/i386/predicates.md (constm128_operand): New predicate.
12321 * config/i386/i386.c (memory_address_length): Handle %r12
12322 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
12324 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
12325 mode look through optional ZERO_EXTEND and SUBREG.
12326 * config/i386/i386.md (R12_REG): New define_constant.
12327 (prefix_data16): For sse unit set also for MODE_TI insns.
12328 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
12329 insns set if operand 1 is ext_QIreg_operand.
12330 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
12331 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
12333 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
12334 mode from MODE_DI to MODE_SI.
12335 (movdi_1_rex64): Override modrm and length_immediate attributes
12336 only for movabs (TYPE_IMOV, alternative 2).
12337 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
12338 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
12339 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
12340 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
12341 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
12342 prefix_rex attribute if DImode.
12343 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
12344 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
12345 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
12346 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
12347 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
12348 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
12349 Likewise. For TYPE_IMOV clear length_immediate attribute.
12350 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
12351 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
12352 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
12353 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
12354 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
12355 or one operand TYPE_ISHIFT.
12356 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
12357 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
12358 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
12359 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
12360 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
12361 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
12362 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
12363 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
12364 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
12365 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
12366 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
12367 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
12368 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
12369 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
12370 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
12371 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
12372 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
12373 set mode attribute, don't override length attribute.
12374 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
12376 (return_internal_long): Set length attribute to 2 instead of 1.
12377 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
12378 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
12379 prefix_rex attribute.
12380 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
12382 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
12384 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12386 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
12388 2009-05-20 Ian Lance Taylor <iant@google.com>
12390 * tree.c (build_tree_list_vec_stat): New function.
12391 (ctor_to_vec): New function.
12392 (build_nt_call_vec): New function.
12393 (build_call_array): Change args to be a const pointer.
12394 (build_call_vec): New function.
12395 * tree.h (build_nt_call_vec): Declare.
12396 (build_tree_list_vec_stat): Declare.
12397 (build_tree_list_vec): Define.
12398 (build_call_array): Update declaration.
12399 (build_call_vec): Declare.
12400 (ctor_to_vec): Declare.
12401 * c-common.c (tree_vector_cache): New static variable.
12402 (make_tree_vector): New function.
12403 (release_tree_vector): New function.
12404 (make_tree_vector_single): New function.
12405 (make_tree_vector_copy): New function.
12406 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
12407 (make_tree_vector_single, make_tree_vector_copy): Declare.
12408 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
12409 (c_parser_expr_list): Don't manage cache here, instead call
12411 (c_parser_release_expr_list): Remove static function.
12412 (c_parser_vec_to_tree_list): Remove static function.
12413 (c_parser_attributes): Call build_tree_list_vec instead of
12414 c_parser_vec_to_tree_list. Call release_tree_vector instead of
12415 c_parser_release_expr_list.
12416 (c_parser_postfix_expression_after_primary): Likewise.
12417 (c_parser_objc_keywordexpr): Likewise.
12419 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
12421 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
12422 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
12423 TARGET_CONVERT_TO_TYPE.
12424 * hooks.c (hook_tree_const_tree_null): Define.
12425 * hooks.h (hook_tree_const_tree_null): Declare.
12426 * target.h (struct gcc_target): Add invalid_parameter_type,
12427 invalid_return_type, promoted_type, and convert_to_type fields.
12428 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
12429 (TARGET_INVALID_RETURN_TYPE): Define.
12430 (TARGET_PROMOTED_TYPE): Define.
12431 (TARGET_CONVERT_TO_TYPE): Define.
12432 (TARGET_INITIALIZER): Update for new fields.
12433 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
12434 (grokparms): Check targetm.invalid_parameter_type.
12435 * c-typeck.c (default_conversion): Check targetm.promoted_type.
12436 * c-convert.c (convert): Check targetm.convert_to_type.
12438 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
12440 * config/mips/mips.md (*extenddi_truncate<mode>,
12441 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
12443 (*extendhi_truncateqi): New define_insn_and_sptit.
12445 2009-05-20 Jakub Jelinek <jakub@redhat.com>
12447 PR middle-end/40204
12448 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
12449 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
12451 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
12453 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
12454 the operand of VIEW_CONVERT_EXPR.
12456 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
12458 * config/i386/driver-i386.c (host_detect_local_cpu): Check
12459 extended family and model for Intel processors. Support Intel Atom.
12461 2009-05-20 Olivier Hainque <hainque@adacore.com>
12463 * gstab.h (stab_code_type): Define, to be used instead of the
12464 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
12466 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
12467 occurrences by stab_code_type.
12468 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
12470 2009-05-20 Martin Jambor <mjambor@suse.cz>
12472 * tree-flow.h (insert_edge_copies_seq): Undeclare.
12473 (sra_insert_before): Likewise.
12474 (sra_insert_after): Likewise.
12475 (sra_init_cache): Likewise.
12476 (sra_type_can_be_decomposed_p): Likewise.
12477 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
12478 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
12479 (sra_insert_before): Likewise.
12480 (sra_insert_after): Likewise.
12481 (sra_init_cache): Likewise.
12482 (insert_edge_copies_seq): Made static and moved upwards.
12484 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
12487 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
12489 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
12490 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
12493 2009-05-20 Richard Guenther <rguenther@suse.de>
12495 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12496 with mismatched comparison modes.
12498 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12500 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
12501 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
12502 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
12503 with shifts for Thumb2.
12504 (orsi_notsi): New for orn.
12505 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
12506 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
12507 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
12508 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
12509 Don't invert remainder for IOR.
12511 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
12513 PR tree-optimization/40087
12514 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
12515 number_of_iterations_ne): Rename never_infinite argument.
12516 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
12517 number_of_iterations_le): Handle pointer-type ivs when
12518 exit_must_be_taken is false.
12519 (number_of_iterations_cond): Do not always assume that
12520 exit_must_be_taken if the control variable is a pointer.
12522 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
12524 * c-typeck.c (build_binary_op): Allow % on integal vectors.
12525 * doc/extend.texi (Vector Extension): Document that % is allowed too.
12527 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
12529 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
12530 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
12532 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12535 * c.opt (Wlogical-op): Disabled by default.
12536 * c-opt (c_common_post_options): Do not enable Wlogical-op with
12538 * doc/invoke.texi (Wlogical-op): Likewise.
12540 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
12542 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
12544 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
12545 Propagate the type of the first operand.
12546 <ASSERT_EXPR>: Simplify.
12547 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
12548 Rewrite using the RHS code as discriminant.
12549 <NOP_EXPR>: Turn into CASE_CONVERT.
12550 <PLUS_EXPR>: Propagate the type of the first operand.
12552 2009-05-19 Steve Ellcey <sje@cup.hp.com>
12554 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
12555 (ia64_dconst_0_375): New.
12556 * config/ia64/ia64.c (ia64_override_options): Remove
12557 -minline-sqrt-min-latency warning.
12558 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
12559 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
12560 * config/ia64/ia64.md (*sqrt_approx): Remove.
12561 (sqrtsf2): Remove #if 0.
12562 (sqrtsf2_internal_thr): Rewrite and move to div.md.
12563 (sqrtdf): Remove assert.
12564 (sqrtdf2_internal_thr): Rewrite and move to div.md.
12565 (sqrtxf2): Remove #if 0.
12566 (sqrtxf2_internal_thr): Rewrite and move to div.md.
12567 * div.md (sqrt_approx_rf): New.
12568 (sqrtsf2_internal_thr): New implementation.
12569 (sqrtsf2_internal_lat): New.
12570 (sqrtdf2_internal_thr: New implementation.
12571 (sqrtxf2_internal): New implementation.
12573 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
12574 Hans-Peter Nilsson <hp@axis.com>
12576 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
12577 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
12578 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
12579 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
12580 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
12581 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
12582 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
12583 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
12584 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
12585 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
12586 * c-common.c: ...from here.
12588 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12590 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
12592 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12594 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
12596 2009-05-19 Ben Elliston <bje@au.ibm.com>
12598 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
12599 assignments with memcpy calls.
12600 (add_fdes): Likewise.
12601 (binary_search_unencoded_fdes): Likewise.
12602 (linear_search_fdes): Eliminate type puns.
12604 2009-05-19 Richard Guenther <rguenther@suse.de>
12606 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
12607 not falsely claim to have propagated into all uses.
12609 2009-05-19 Ben Elliston <bje@au.ibm.com>
12611 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
12614 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
12616 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
12617 * config/sh/sh.c (sh_legitimate_address_p): Make static.
12618 (TARGET_LEGITIMATE_ADDRESS_P): New.
12619 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
12620 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
12622 2009-05-18 Dodji Seketeli <dodji@redhat.com>
12625 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
12626 child of the containing namespace's DIE.
12628 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
12630 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
12631 *zero_extendhi_truncqi): Move after the zero_extend patterns.
12632 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
12635 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
12638 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
12639 gen_align with gen_pad.
12640 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
12641 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
12643 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
12644 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
12646 * config/i386/i386.md (align): Renamed to ...
12647 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
12648 ASM_OUTPUT_MAX_SKIP_PAD.
12650 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
12652 * config.gcc: Fix variable syntax.
12655 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
12656 before calling exact_log2.
12657 (output_iorsi3): Likewise.
12658 (output_xorsi3): Likewise.
12660 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
12662 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
12663 for the none zero constant operand except for EQ and NE
12664 comprisons even when the first operand is R0.
12666 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
12668 * config/s390/2064.md: Remove trailing whitespaces.
12669 * config/s390/2084.md: Likewise.
12670 * config/s390/constraints.md: Likewise.
12671 * config/s390/fixdfdi.h: Likewise.
12672 * config/s390/libgcc-glibc.ver: Likewise.
12673 * config/s390/s390-modes.def: Likewise.
12674 * config/s390/s390-protos.h: Likewise.
12675 * config/s390/s390.c: Likewise.
12676 * config/s390/s390.h: Likewise.
12677 * config/s390/s390.md: Likewise.
12678 * config/s390/tpf-unwind.h: Likewise.
12680 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12682 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
12684 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12687 * configure.ac (m68k-*-*): Check if binutils support TLS.
12688 * configure: Regenerate.
12689 * config/m68k/predicates.md (symbolic_operand): Extend comment.
12690 * config/m68k/constraints.md (Cu): New constraint.
12691 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
12692 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
12693 (movsi): Handle TLS symbols.
12694 (addsi3_5200): Handle XTLS symbols, indent.
12695 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
12696 (m68k_tls_reference_p): Declare.
12697 (m68k_legitimize_address): Declare.
12698 (m68k_unwrap_symbol): Declare.
12699 * config/m68k/m68k.opt (mxtls): New option.
12700 * config/m68k/m68k.c (ggc.h): Include.
12701 (m68k_output_dwarf_dtprel): Implement hook.
12702 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
12703 (m68k_expand_prologue): Load GOT pointer when function needs it.
12704 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
12705 (m68k_legitimate_constant_address_p): Same.
12706 (m68k_decompose_address): Handle TLS references.
12707 (m68k_get_gp): New static function.
12708 (enum m68k_reloc): New contants.
12709 (TLS_RELOC_P): New macro.
12710 (m68k_wrap_symbol): New static function.
12711 (m68k_unwrap_symbol): New function.
12712 (m68k_final_prescan_insn_1): New static function.
12713 (m68k_final_prescan_insn): New function.
12714 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
12716 (legitimize_pic_address): Handle TLS references..
12717 (m68k_tls_get_addr, m68k_get_tls_get_addr)
12718 (m68k_libcall_value_in_a0_p)
12719 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
12720 (m68k_call_m68k_read_tp): Helper variables and functions for ...
12721 (m68k_legitimize_tls_address): Handle TLS references.
12722 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
12724 (m68k_legitimize_address): Handle TLS symbols.
12725 (m68k_get_reloc_decoration): New static function.
12726 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
12728 (m68k_output_dwarf_dtprel): Implement hook.
12729 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
12730 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
12731 m68k_call_* routines.
12732 (sched_attr_op_type): Handle TLS symbols.
12733 (gt-m68k.h): Include.
12734 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
12735 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
12737 2009-05-18 Martin Jambor <mjambor@suse.cz>
12739 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
12740 (visit_store_addr_for_mod_analysis): New function.
12741 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
12742 (determine_cst_member_ptr): Use gimple_assign_single_p.
12743 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
12744 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
12745 operands. Don't check number of operands of a NOP_EXPR.
12747 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
12749 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
12751 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
12754 * c-common.c (warn_logical_operator): Don't warn if one of
12755 expression isn't always true or false.
12757 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
12759 * config/i386/biarch32.h: New file.
12760 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
12762 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
12764 * config/mips/mips.md (*zero_extend<mode>_trunchi,
12765 *zero_extend<mode>_truncqi): Merge these into ...
12766 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
12767 Name the pattern following this as *zero_extendhi_truncqi.
12769 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
12771 PR middle-end/39301
12772 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
12773 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
12774 (output_info): Make field HOST_WIDEST_INT.
12775 (print_statistics): Use HOST_WIDEST_INT_PRINT.
12776 (dump_bitmat_statistics): Same.
12778 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
12780 * config.gcc (use_gcc_stdint): Set to wrap.
12781 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
12782 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
12783 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12784 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12785 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12786 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12787 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12788 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
12790 2009-05-16 Joseph Myers <joseph@codesourcery.com>
12792 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
12794 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
12795 Move definitions earlier.
12796 (OPT_ARCH64, OPT_ARCH32): Define.
12797 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
12800 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12803 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
12806 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
12808 * arm.md (movdi2): Copy non-reg values to DImode registers.
12810 2009-05-16 Jakub Jelinek <jakub@redhat.com>
12813 * final.c (label_to_max_skip): New function.
12814 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
12815 CODE_LABEL_NUMBER <= max_labelno.
12816 * output.h (label_to_max_skip): New prototype.
12817 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
12818 (ix86_avoid_jump_mispredicts): ... this. Don't define if
12819 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
12820 Handle CODE_LABELs with >= 16 byte alignment or with
12821 max_skip == (1 << align) - 1.
12822 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
12823 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
12826 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
12827 .p2align 3 if MAX_SKIP is smaller than 7.
12828 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
12830 2009-05-15 Ian Lance Taylor <iant@google.com>
12832 * alias.c (struct alias_set_entry_d): Rename from struct
12833 alias_set_entry. Change all uses.
12834 * except.c (struct call_site_record_d): Rename from struct
12835 call_site_record. Change all uses.
12836 * except.h (struct eh_region_d): Rename from struct eh_region.
12838 * gcse.c (struct hash_table_d): Rename from struct hash_table.
12840 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
12841 ivtype_map_elt. Change all uses.
12842 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
12844 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
12845 * graphite.h (struct name_tree_d): Rename from struct name_tree.
12847 (struct sese_d): Rename from struct sese. Change all uses.
12848 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
12849 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
12850 * optabs.h (struct optab_d): Rename from struct optab. Change all
12852 (struct convert_optab_d): Rename from struct convert_optab.
12854 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
12855 ipa_opt_pass. Change all uses.
12856 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
12859 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
12860 defined as a typedef.
12861 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
12864 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12867 * fold-const.c (make_range,build_range_check,merge_ranges): Move
12869 (merge_ranges): Returns bool.
12870 * tree.h (make_range): .. to here.
12871 (build_range_check): Likewise.
12872 (merge_ranges): Likewise. Renamed from merge_ranges.
12873 * c-typeck.c (parser_build_binary_op): Update calls to
12874 warn_logical_operator.
12875 * c-common.c (warn_logical_operator): Add new warning.
12876 * c-common.h (warn_logical_operator): Update declaration.
12878 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12880 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
12882 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12884 * doc/install.texi: Document MPC requirements, flags etc.
12886 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
12887 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
12888 Evaluate constant arguments.
12889 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
12890 (fold_builtin_1): Likewise, also evaluate constant arguments.
12891 Remove superfluous break.
12892 (do_mpc_ckconv): New.
12893 * real.h: Include mpc.h.
12894 * toplev.c (print_version): Output MPC version info if available.
12896 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12898 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
12900 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
12902 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
12905 2009-05-15 Jan Hubicka <jh@suse.cz>
12907 * doc/invoke.texi (max-early-inliner-iterations): New flag.
12908 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
12909 (try_inline): Fix return value.
12910 (cgraph_decide_inlining_incrementally): Honor new value.
12911 (cgraph_early_inlining): Handle indirect inlining.
12912 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
12914 2009-05-15 Jan Hubicka <jh@suse.cz>
12916 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
12917 * cgraphunit.c (cgraph_finalize_function): Set it.
12918 (cgraph_expand_function): Use it.
12920 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12922 * real.c (encode_ieee_half): Define.
12923 (decode_ieee_half): Define.
12924 (ieee_half_format): Define.
12925 (arm_half_format): Define.
12926 * real.h (ieee_half_format): Declare.
12927 (arm_half_format): Declare.
12929 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
12931 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
12932 swapped, and reversed optabs exist before trying to use them.
12934 2009-05-15 Paul Brook <paul@codesourcery.com>
12935 Sandra Loosemore <sandra@codesourcery.com>
12937 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
12938 loads. Allow PRE_DEC.
12939 (output_move_neon): Handle PRE_DEC.
12940 (arm_print_operand): Add 'A' for neon structure loads.
12941 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
12942 * config/arm/neon.md (neon_mov): Update comment.
12943 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
12945 (Um): New constraint.
12947 2009-05-15 Jan Hubicka <jh@suse.cz>
12949 Revert the following patch until testsuite fallout is fixed:
12950 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12951 * cgraph.h (struct inline_summary): New filed self_wize,
12952 size_inlining_benefit, self_time and time_inlining_benefit.
12953 (struct cgraph_global_info): Replace insns by time ans size fields.
12954 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12955 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12956 (ipcp_update_callgraph): Do not touch function bodies.
12957 * ipa-inline.c: Include except.h
12958 (MAX_TIME): New constant.
12959 (overall_insns): Remove
12960 (overall_size, max_benefit): New static variables.
12961 (cgraph_estimate_time_after_inlining): New function.
12962 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12963 (cgraph_clone_inlined_nodes): Update size.
12964 (cgraph_mark_inline_edge): Update size.
12965 (cgraph_estimate_growth): Use size info.
12966 (cgraph_check_inline_limits): Check size.
12967 (cgraph_default_inline_p): Likewise.
12968 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12969 (cgraph_decide_recursive_inlining): Check size.
12970 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12972 (cgraph_decide_inlining): Likewise.
12973 (cgraph_decide_inlining_incrementally): Likewise; honor
12974 PARAM_EARLY_INLINING_INSNS.
12975 (likely_eliminated_by_inlining_p): New predicate.
12976 (estimate_function_body_sizes): New function.
12977 (compute_inline_parameters): Use it.
12978 * except.c (must_not_throw_labels): New function.
12979 * except.h (must_not_throw_labels): Declare.
12980 * tree-inline.c (init_inline_once): Kill inlining_weigths
12981 * tree-ssa-structalias.c: Avoid uninitialized warning.
12982 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12983 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12984 (PARAM_INLINE_CALL_COST): Remove.
12985 (PARAM_EARLY_INLINING_INSNS): New.
12987 2009-05-15 Richard Guenther <rguenther@suse.de>
12989 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
12990 not TODO_update_ssa.
12992 2009-05-15 Richard Guenther <rguenther@suse.de>
12994 PR tree-optimization/39999
12995 * gimple.h (gimple_expr_type): Use the expression type looking
12996 through useless conversions.
12997 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
12998 (vn_nary_op_insert_stmt): Likewise.
12999 (simplify_binary_expression): Likewise.
13001 2009-05-15 Richard Guenther <rguenther@suse.de>
13003 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13004 New options, enabled by default.
13005 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13007 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
13008 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
13009 * tree-ssa-structalias.c (gate_tree_pta): New function.
13010 (pass_build_alias): Use it.
13012 2009-05-15 Joseph Myers <joseph@codesourcery.com>
13014 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
13015 recurse on an invariant address if a conversion from a pointer
13016 type to a wider integer type is involved.
13018 2009-05-15 Jan Hubicka <jh@suse.cz>
13020 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13021 * cgraph.h (struct inline_summary): New filed self_wize,
13022 size_inlining_benefit, self_time and time_inlining_benefit.
13023 (struct cgraph_global_info): Replace insns by time ans size fields.
13024 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13025 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13026 (ipcp_update_callgraph): Do not touch function bodies.
13027 * ipa-inline.c: Include except.h
13028 (MAX_TIME): New constant.
13029 (overall_insns): Remove
13030 (overall_size, max_benefit): New static variables.
13031 (cgraph_estimate_time_after_inlining): New function.
13032 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13033 (cgraph_clone_inlined_nodes): Update size.
13034 (cgraph_mark_inline_edge): Update size.
13035 (cgraph_estimate_growth): Use size info.
13036 (cgraph_check_inline_limits): Check size.
13037 (cgraph_default_inline_p): Likewise.
13038 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13039 (cgraph_decide_recursive_inlining): Check size.
13040 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13042 (cgraph_decide_inlining): Likewise.
13043 (cgraph_decide_inlining_incrementally): Likewise; honor
13044 PARAM_EARLY_INLINING_INSNS.
13045 (likely_eliminated_by_inlining_p): New predicate.
13046 (estimate_function_body_sizes): New function.
13047 (compute_inline_parameters): Use it.
13048 * except.c (must_not_throw_labels): New function.
13049 * except.h (must_not_throw_labels): Declare.
13050 * tree-inline.c (init_inline_once): Kill inlining_weigths
13051 * tree-ssa-structalias.c: Avoid uninitialized warning.
13052 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13053 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13054 (PARAM_INLINE_CALL_COST): Remove.
13055 (PARAM_EARLY_INLINING_INSNS): New.
13056 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
13057 (inline-call-cost): Remove.
13058 (early-inlining-insns): New.
13060 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
13062 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
13064 (print_int_cst_bounds_in_octal_p): Likewise.
13065 (dbxout_type): Adjust calls to above functions. Be prepared to deal
13067 * dwarf2out.c (base_type_die): Likewise.
13068 (is_subrange_type): Delete.
13069 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
13070 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
13071 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
13072 if the destination type is boolean.
13073 (build_range_check): Do not special-case subtypes.
13074 (fold_sign_changed_comparison): Likewise.
13075 (fold_unary): Likewise.
13076 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
13077 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
13078 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
13079 * tree.c (subrange_type_for_debug_p): New predicate based on the
13080 former is_subrange_type.
13081 * tree.h (subrange_type_for_debug_p): Declare.
13082 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
13083 (convert_affine_scev): Remove call to above function.
13084 (chrec_convert_aggressive): Likewise.
13085 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
13086 false for conversions involving subtypes.
13087 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
13088 (vrp_val_min): Likewise.
13089 (needs_overflow_infinity): Likewise.
13090 (extract_range_from_unary_expr): Likewise.
13092 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
13094 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13095 * config/frv/frv.c: Likewise.
13096 * config/s390/s390.c: Likewise.
13097 * config/sparc/sparc.h: Likewise.
13098 * config/i386/i386.h: Likewise.
13099 * config/i386/i386.c: Likewise.
13100 * config/crx/crx.c: Likewise.
13101 * config/m68hc11/m68hc11.h: Likewise.
13102 * config/iq2000/iq2000.c: Likewise.
13103 * config/mn10300/mn10300.h: Likewise.
13104 * config/mn10300/mn10300.c: Likewise.
13105 * config/m68k/m68k.c: Likewise.
13106 * config/rs6000/rs6000.c: Likewise.
13107 * config/rs6000/xcoff.h: Likewise.
13108 * config/rs6000/linux64.h: Likewise.
13109 * config/rs6000/sysv4.h: Likewise.
13110 * config/score/score3.c: Likewise.
13111 * config/score/score7.c: Likewise.
13112 * config/score/score.c: Likewise.
13113 * config/arm/arm.md: Likewise.
13114 * config/mips/mips.c: Likewise.
13115 * config/mips/mips.md: Likewise.
13116 * config/bfin/bfin.h: Likewise.
13117 * config/pa/pa.c: Likewise.
13118 * config/pa/constraints.md: Likewise.
13120 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
13121 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
13122 * config/pdp11/pdp11.h: Use memory_address_p instead.
13124 2009-05-14 Ian Lance Taylor <iant@google.com>
13126 * passes.c (finish_optimization_passes): Change i to int.
13127 * plugin.c (plugins_active_p): Change event to int.
13128 (dump_active_plugins): Likewise.
13129 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
13131 * tree.c (tree_range_check_failed): Change c to unsigned int.
13132 (omp_clause_range_check_failed): Likewise.
13133 (build_common_builtin_nodes): Change mode to int. Add cast.
13134 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
13135 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
13137 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
13138 ++ or -- with a variable of enum type.
13140 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13143 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
13145 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13147 * store-motion.c: Do not include params.h
13148 * Makefile.in: Fix dependencies for various files.
13150 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13152 * auto-inc-dec.c: Fix pass description, remove apparent
13153 accidental duplication.
13155 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
13157 PR middle-end/40147
13158 * ipa-utils.h (memory_identifier_string): Moved to ...
13159 * tree.h (memory_identifier_string): Here. Add GTY(()).
13161 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13163 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
13164 in the former documentation of...
13165 (GO_IF_LEGITIMATE_ADDRESS): ... this.
13166 * ira-conflicts.c (get_dup_num): Use address_operand.
13167 * targhooks.c (default_legitimate_address_p): New.
13168 * targhooks.h (default_legitimate_address_p): New.
13169 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
13171 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
13172 * target.h (struct target): Add legitimate_address_p.
13173 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
13174 (TARGET_INITIALIZER): Include it.
13176 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13177 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
13178 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
13179 (TARGET_LEGITIMATE_ADDRESS_P): New.
13181 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13182 (REG_OK_STRICT_P): Delete.
13183 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
13184 (frv_legitimate_address_p_1): ... this.
13185 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
13186 (frv_legitimate_address_p_1): ... the renamed old
13187 frv_legitimate_address_p.
13188 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
13189 (TARGET_LEGITIMATE_ADDRESS_P): New.
13191 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13192 * config/s390/s390-protos.h (legitimate_address_p): Remove.
13193 * config/s390/s390.c (legitimate_address_p): Rename to...
13194 (s390_legitimate_address_p): ... this, make static.
13195 (legitimize_address): Adjust call.
13196 (TARGET_LEGITIMATE_ADDRESS_P): New.
13197 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
13199 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13200 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
13201 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
13202 (TARGET_LEGITIMATE_ADDRESS_P): New.
13204 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13205 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
13206 * config/spu/spu.c (spu_legitimate_address): Rename to...
13207 (spu_legitimate_address_p): ... this, make static.
13208 (TARGET_LEGITIMATE_ADDRESS_P): New.
13210 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13211 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
13212 * config/sparc/sparc.c (legitimate_address_p): Rename to...
13213 (sparc_legitimate_address_p): ... this, make static and return bool.
13214 (legitimize_address): Adjust call.
13215 (TARGET_LEGITIMATE_ADDRESS_P): New.
13217 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13218 * config/i386/i386-protos.h (legitimate_address_p): Remove.
13219 * config/i386/i386.c (legitimate_address_p): Rename to...
13220 (ix86_legitimate_address_p): ... this, make static.
13221 (constant_address_p): Move after it, adjust call.
13222 (TARGET_LEGITIMATE_ADDRESS_P): New.
13224 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13225 * config/avr/avr-protos.h (legitimate_address_p): Remove.
13226 * config/avr/avr.c (legitimate_address_p): Rename to...
13227 (avr_legitimate_address_p): ... this, make static.
13228 (legitimize_address): Adjust call.
13229 (TARGET_LEGITIMATE_ADDRESS_P): New.
13231 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13232 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
13233 * config/crx/crx.c (crx_legitimate_address_p): Make static.
13234 (TARGET_LEGITIMATE_ADDRESS_P): New.
13236 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13237 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
13238 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
13239 (TARGET_LEGITIMATE_ADDRESS_P): New.
13241 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13242 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
13244 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
13246 (TARGET_LEGITIMATE_ADDRESS_P): New.
13248 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13249 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
13251 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
13253 (m68hc11_legitimate_address_p): ... this, make static.
13254 (go_if_legitimate_address_internal): Rename to...
13255 (m68hc11_legitimate_address_p_1): ... this.
13256 (legitimize_address): Adjust call.
13257 (TARGET_LEGITIMATE_ADDRESS_P): New.
13259 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13260 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
13261 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
13262 (TARGET_LEGITIMATE_ADDRESS_P): New.
13264 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13265 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
13266 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
13267 (mn10300_legitimate_address_p): ... this, make static.
13268 (TARGET_LEGITIMATE_ADDRESS_P): New.
13270 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13271 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
13272 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
13273 (TARGET_LEGITIMATE_ADDRESS_P): New.
13275 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13276 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
13277 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
13278 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13279 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
13280 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
13281 (rs6000_legitimate_address_p): ... this, make static.
13282 (TARGET_LEGITIMATE_ADDRESS_P): New.
13283 (REG_MODE_OK_FOR_BASE_P): Delete.
13284 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
13286 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13287 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
13289 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
13290 static, adjust types.
13291 (TARGET_LEGITIMATE_ADDRESS_P): New.
13293 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13294 * config/score/score.c (score_address_p): Rename to...
13295 (score_legitimate_address_p): ... this.
13296 (TARGET_LEGITIMATE_ADDRESS_P): New.
13297 * config/score/score3.c (score3_address_p): Rename to...
13298 (score3_legitimate_address_p): ... this.
13299 * config/score/score7.c (score7_address_p): Rename to...
13300 (score7_legitimate_address_p): ... this.
13302 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
13303 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
13304 GO_IF_LEGITIMATE_ADDRESS): Delete.
13305 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
13306 thumb2_legitimate_address_p): Delete.
13307 (arm_legitimate_address_p): Rename to...
13308 (arm_legitimate_address_outer_p): ... this.
13309 * config/arm/constraints.md ("Uq"): Adjust call.
13310 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
13311 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
13313 (arm_legitimate_address_outer_p): ... this.
13314 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
13316 (TARGET_LEGITIMATE_ADDRESS_P): New.
13318 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13319 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
13320 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
13321 (TARGET_LEGITIMATE_ADDRESS_P): New.
13323 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13324 * config/vax/vax-protos.h (legitimate_address_p): Remove.
13325 * config/vax/vax.c (legitimate_address_p): Rename to...
13326 (vax_legitimate_address_p): ... this, make static.
13327 (TARGET_LEGITIMATE_ADDRESS_P): New.
13329 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13330 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
13331 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
13332 (TARGET_LEGITIMATE_ADDRESS_P): New.
13334 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13335 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
13336 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
13337 (mmix_legitimate_address_p): ... this, make static.
13338 (TARGET_LEGITIMATE_ADDRESS_P): New.
13340 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13341 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
13342 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
13343 (TARGET_LEGITIMATE_ADDRESS_P): New.
13345 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13347 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
13348 of MODE_COMPLEX_INT.
13350 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13352 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
13353 LCT_NORMAL in function call.
13354 * mips-tdump.c (print_file_desc): Add cast to enum type.
13355 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
13356 (mark_stabs): Add casts to enum types.
13357 (parse_stabs_common): Add casts to enum types.
13359 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
13361 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
13362 Check for invalid values of LETTER.
13364 2009-05-13 Taras Glek <tglek@mozilla.com>
13366 * attribs.c (register_attribute): moved out attribute registration
13367 into register_attribute.
13368 * doc/plugins.texi: Documented register_attribute and
13370 * gcc-plugin.h: Added forward decl for register_attribute.
13371 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
13372 * plugin.c (register_callback, invoke_plugin_callbacks): Added
13373 PLUGIN_ATTRIBUTES boilerplate.
13375 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
13377 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
13378 values even in sentinel and empty entries.
13379 (ms_printf_flag_specs): Likewise.
13380 (ms_scanf_flag_specs): Likewise.
13381 (ms_strftime_flag_specs): Likewise.
13382 (ms_print_char_table): Likewise.
13383 (ms_scan_char_table): Likewise.
13384 (ms_time_char_table): Likewise.
13386 2009-05-13 Doug Kwan <dougkwan@google.com>
13388 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
13390 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
13392 * config/mips/mips.md (store): Add attributes for QI and HI.
13394 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
13395 (truncdi<mode>2): ... this new pattern.
13397 2009-05-13 Brad Hards <bradh@kde.org>
13399 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
13401 2009-05-14 Jakub Jelinek <jakub@redhat.com>
13402 Ben Elliston <bje@au.ibm.com>
13404 PR middle-end/40035
13405 * dse.c (check_mem_read_rtx): Guard against width == -1.
13407 2009-05-13 Michael Matz <matz@suse.de>
13409 PR middle-end/39976
13410 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
13411 (trivially_conflicts_p): New function.
13412 (insert_backedge_copies): Use it.
13414 2009-05-13 Janis Johnson <janis187@us.ibm.com>
13416 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
13417 (handle_stdc_pragma): Use new enum constant names.
13418 (handle_pragma_float_const_decimal64): Ditto.
13420 2009-05-13 Ian Lance Taylor <iant@google.com>
13422 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
13425 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
13427 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
13428 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
13430 * config/m68k/m68k.h (FL_UCLINUX): Define.
13432 2009-05-13 Jan Hubicka <jh@suse.cz>
13434 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
13436 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13438 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
13439 unless -fschedule-insns is specified.
13441 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13444 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
13445 TARGET_EXPAND_CBRANCHDI4.
13446 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
13447 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
13448 (cmpeqdi): Fix comment.
13450 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13452 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
13453 (sh_legitimate_address_p): Likewise.
13454 * config/sh/sh.c (sh_legitimate_index_p): New.
13455 (sh_legitimate_address_p): Likewise.
13456 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
13457 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
13458 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
13459 (MAYBE_BASE_REGISTER_RTX_P): New macro.
13460 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
13461 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
13462 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
13463 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
13464 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
13466 2009-05-12 Jan Hubicka <jh@suse.cz>
13468 * tree-inline.c (estimate_operator_cost): Add operands;
13469 when division happens by constant, it is cheap.
13470 (estimate_num_insns): Loads and stores are not having cost of 0;
13471 EH magic stuff is cheap; when computing runtime cost of switch,
13472 use log2 base of amount of its cases; builtin_expect has cost of 0;
13473 compute cost for moving return value of call.
13474 (init_inline_once): Initialize time_based flags.
13475 * tree-inline.h (eni_weights_d): Add time_based flag.
13477 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13479 * df-core.c: Update head documentation.
13481 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13484 * rs6000.c (rs6000_generate_compare): Use op1b instead of
13485 shadowing exisiting variable op1.
13487 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
13490 * config/i386/driver-i386.c (processor_signatures): New enum.
13491 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
13492 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
13493 processor signature to detect geode processor.
13495 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13499 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13501 * optabs.c (prepare_cmp_insn): Temporarily disable test that
13502 causes spurious differences between trunk and cond-optab branch.
13504 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
13506 * dojump.c (compare_from_rtx): Delete.
13507 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
13508 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
13509 if the comparison does not satisfy the predicate; test predicates for
13510 operands 2 and 3 of a cstore pattern. Don't try cstore optab
13511 further if one existing pattern fails.
13512 * expr.h (compare_from_rtx): Delete.
13513 (prepare_operand): Declare it.
13514 * optabs.c: Change "lib call" to "libcall" throughout.
13515 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
13516 HAVE_conditional_trap, emit_cmp_insn): Delete.
13517 (can_compare_p): Delete cmp_optab case.
13518 (prepare_float_lib_cmp): Return an rtx and a machine mode.
13519 Accept other parameters by value.
13520 (prepare_operand): Make non-static.
13521 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
13522 other parameters by value. Try to widen operands here based on
13523 an optab_methods argument and looking at cbranch_optab.
13524 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
13525 loop. Use cbranch_optab directly.
13526 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
13527 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
13529 (emit_conditional_move, emit_conditional_add): Inline what's needed
13530 of compare_from_rtx, using new prepare_cmp_insn for the rest.
13531 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
13532 with COMPARE. Move cmov_optab and cstore_optab above
13533 with cbranch_optab, move cmp_optab down with ucmp_optab,
13534 remove tst_otpab. Do not initialize trap_rtx.
13535 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
13536 for trap code. Do not check HAVE_conditional_trap. Use
13537 prepare_cmp_insn. Accept no predicate for operand 3.
13538 * optabs.h (OTI_cmp): Mark as used only for libcalls.
13539 (OTI_ctrap, ctrap_optab): New.
13540 (tst_optab): Delete.
13541 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
13542 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
13543 with lookup of ctrap_optab.
13544 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
13546 (ctrap_optab): New.
13548 * combine.c (combine_simplify_rtx, simplify_set): Do not
13549 special case comparing against zero for cc0 machines.
13550 * simplify-rtx.c (simplify_binary_operation_1): Never remove
13551 COMPARE on cc0 machines.
13552 (simplify_relational_operation): Return a new expression when
13553 a COMPARE could be removed.
13554 * final.c (final_scan_insn): Compare cc_status values
13555 against LHS of a (compare FOO (const_int 0)) cc0 source.
13556 Also check if cc_status.value is the full compare.
13558 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
13559 (cstoreMM4): Document.
13560 (conditional_trap): Document ctrapMM4 instead.
13561 (sync_compare_and_swapMM): Refer to cbranchcc4.
13562 (Dependent Patterns): Eliminate obsolete information referring to
13563 the old jump optimization phase.
13564 (Canonicalization): Include cbranchcc4 case, omit canonicalization
13565 of compares with 0 on cc0 machines.
13566 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
13567 avoiding references to cc0. Remove text about storing operands
13569 * doc/tm.texi (Condition Codes): Include blurb on different
13570 condition code representations, separate into subsections for
13571 CC0, MODE_CC and conditional execution.
13573 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
13574 alpha_emit_setcc): Accept operands and a machine mode.
13575 * config/alpha/alpha.c (alpha_emit_conditional_branch):
13576 Get code/op0/op1 from operands, use machine mode argument
13577 instead of alpha_compare.fp_p. Emit the branch here.
13578 (alpha_emit_setcc): Likewise, and return boolean.
13579 (alpha_emit_conditional_move): Likewise. Assert that
13580 cmp_op_mode == cmp_mode, and simplify accordingly.
13581 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
13582 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
13583 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
13585 (stack probe test): Use cbranchdi4.
13586 * config/alpha/predicates.md (alpha_cbranch_operator): New.
13588 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
13589 * config/arc/arc.h (movsicc, movsfcc): Use it.
13590 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
13591 (cbranchsi4, cstoresi4): New.
13592 (cmpsi, bCC and sCC expanders): Remove.
13594 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
13595 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
13596 * config/arm/predicates.md (arm_comparison_operator): Only include
13597 floating-point operators if there is a hardware floating-point unit.
13598 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
13599 deferring to cbranch_cc and cstore_cc respectively.
13600 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
13601 cbranch_cc, cstore_cc): New.
13602 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
13604 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
13606 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
13607 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
13609 (adjust_insn_length): Adjust calls.
13610 (avr_reorg): Handle (compare (foo) (const_int 0)).
13611 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
13612 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
13613 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
13614 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
13616 (cbranchqi4, cbranchhi4, cbranchsi4): New.
13617 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
13619 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
13620 (cbranchsi4, cstorebi4, cstoresi4): New.
13621 (movbisi): This insn is duplicate, split it to zero_extend.
13622 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
13623 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
13624 (bfin_optimize_loop): Use cbranch expander.
13625 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
13626 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
13627 (bfin_bimode_comparison_operator): ... this.
13628 (bfin_direct_comparison_operator): New.
13630 * config/cris/cris.c (cris_normal_notice_update_cc): Look
13631 inside (compare FOO (const_int 0)).
13632 (cris_rtx_costs): Handle ZERO_EXTRACT.
13633 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
13634 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
13635 (*tstdi_v32): Delete.
13636 (*cmpdi_non_v32): Add M alternative for operand 1.
13637 (cmpsi, cmp<mode>): Make private.
13638 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
13640 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
13642 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
13643 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
13644 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
13645 (cc_reg_operand): New.
13646 (any_cond): Delete.
13647 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
13648 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
13649 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
13650 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
13651 crx_expand_scond): Delete.
13653 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
13655 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
13656 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
13658 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
13659 cstoresi4, cstoresf4, cstoredf4): New.
13660 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
13661 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
13662 Receive the entire operands array.
13663 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
13664 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
13665 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
13666 Get test/op0/op1 from the operands array.
13667 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
13669 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
13670 (h8300_expand_store): New.
13671 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
13673 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
13674 (h8300_expand_store): New.
13675 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
13676 or do not try to produce (set (cc0) REG).
13677 (peepholes): Wrap arguments with COMPARE. Add a peephole to
13678 change a compare into a move to a scratch register. Disable some
13679 peepholes when comparing with zero.
13680 (tstsi, tsthi, tstsi, cmpqi): Make private.
13682 (bCC, sCC): Delete.
13683 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
13686 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
13687 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
13688 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
13689 (ix86_emit_i387_log1p): Use cbranchxf2.
13690 (ix86_expand_setcc): Return void.
13691 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
13692 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
13693 cmp<MODEF>, cmpcc): Remove.
13694 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
13695 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
13696 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
13697 (sCC and bCC expanders): Remove.
13698 (stack_protect_test): Use cbranchcc4.
13700 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
13702 (ia64_expand_compare): Accept three rtx by reference and return void.
13703 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
13704 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
13705 from *expr. Update *expr with the BImode comparison to do.
13706 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
13707 cmptf, bCC, sCC, conditional_trap): Delete.
13708 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
13709 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
13710 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
13711 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
13712 * config/ia64/predicates.md (ia64_cbranch_operator): New.
13714 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
13715 type of last argument.
13716 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
13717 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
13718 use machine mode argument instead of branch_type. Remove dead
13719 code for floating-point comparisons.
13720 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
13721 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
13723 (cbranchsi4, cstoresi4): New.
13724 * config/iq2000/predicates.md (reg_or_const_operand): New.
13726 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
13727 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
13728 (b<code>_op): Rewrite to...
13729 (bcc_op): ... this, using match_operator.
13730 (s<code>_op): Rewrite to...
13731 (scc_op): ... this, using match_operator.
13732 (s<code>_24_op): Rewrite to...
13733 (scc_op_24): ... this, using match_operator.
13734 (s<code>_<mode>): Rewrite to...
13735 (cstore<mode>4): ... this, using match_operator.
13736 (s<code>_<mode>_24): Rewrite to...
13737 (cstore<mode>4_24): ... this, using match_operator.
13738 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
13739 m32c_unpend_compare, m32c_expand_scc): Delete.
13740 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
13741 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
13742 (m32c_expand_movcc): Change NE to EQ if necessary.
13743 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
13745 * config/m32r/m32r-protos.h (gen_cond_store): New.
13746 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
13747 (gen_cond_store): New, from sCC patterns.
13748 (m32r_expand_block_move): Use cbranchsi4.
13749 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
13750 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
13751 (cbranchsi4, cstoresi4): New.
13753 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
13755 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
13756 (m68hc11_notice_update_cc): Look into a compare with 0.
13757 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
13759 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
13760 cmphi, cmpqi, bCC): Delete.
13761 (cbranchsi4, cbranchhi4, cbranchqi4): New.
13762 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
13763 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
13766 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
13767 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
13768 * config/m68k/constraints.md (H): New.
13769 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
13770 the define_insn below.
13771 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
13772 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
13773 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
13774 patterns): Wrap RHS with COMPARE.
13775 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
13776 (*cmpdi_internal): Name this pattern.
13777 (cmpdi): Change to define_insn.
13778 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
13779 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
13780 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
13782 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
13783 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
13784 (conditional_trap): Change to...
13785 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
13786 (*conditional_trap): Use the ordered_comparison_operator and
13787 const1_operand predicates.
13788 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
13789 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
13790 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
13791 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
13793 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
13794 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
13795 (mcore_gen_compare): New.
13796 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
13797 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
13798 (mcore_gen_compare): ... this.
13799 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
13800 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
13801 (stack probe pattern): Use cbranchsi4.
13803 * config/mips/predicates.md (mips_cstore_operator): New.
13804 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
13805 * config/mips/mips.md (any_cond): Delete.
13806 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
13808 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
13809 fixuns_truncsfdi2): Use cbranch patterns.
13810 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
13811 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
13812 Adjust call to mips_expand_conditional_branch.
13813 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
13815 * config/mips/mips-protos.h (mips_expand_conditional_branch,
13816 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
13817 * config/mips/mips.c (cmp_operands): Delete.
13818 (mips_emit_compare): Get comparison operands from *op0/*op1.
13819 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
13820 that it succeeds. Use op0/op1 instead of cmp_operands.
13821 (mips_expand_conditional_branch, mips_expand_conditional_move,
13822 mips_expand_conditional_trap): Likewise.
13823 (mips_block_move_loop): Use cbranch patterns.
13824 * config/mips/mips.h (cmp_operands): Delete.
13826 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
13827 (mmix_gen_compare_reg): Just return a register in the right CC mode.
13828 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
13829 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
13830 (*cmpcc_folded): Rename to...
13831 (*cmpdi_folded): this.
13832 (*cmpcc): Rename to...
13834 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
13837 (cbranchdf4): New. Handle invalid comparisons here.
13838 * config/mmix/predicates.md (float_comparison_operator): New.
13840 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
13841 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
13842 * config/mn10300/mn10300.md (tst): Delete.
13843 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
13844 Name these patterns and wrap RHS in a compare.
13845 (*cmpsi): Make this pattern private. Include tst.
13846 (*cmpsf): Make this pattern private.
13847 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
13848 (compare with zero peepholes): Likewise.
13850 (cbranchsi4, cbranchsf4): New.
13851 (casesi): Use cbranchsi4.
13853 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
13854 hppa_branch_type): Delete.
13855 (return_addr_rtx): Use cbranchsi4.
13856 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
13857 Emit CCFPmode comparison here.
13858 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
13859 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
13860 hppa_branch_type): Delete.
13861 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
13862 (movsicc, movdicc): Remove references to hppa_compare_op0,
13863 hppa_compare_op1 and compare_from_rtx.
13864 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
13865 (casesi): Use cbranchsi4.
13867 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
13868 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
13869 * config/pdp11/pdp11.md (register_or_const0_operand): New.
13870 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
13871 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
13873 (cbranchdf4, cbranchhi4, cbranchqi4): New.
13874 (*branch, *branch_inverted): New.
13876 * config/picochip/picochip.md (cbranchhi4): Use
13877 ordered_comparison_operator.
13878 (cmphi, bCC): Remove.
13880 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
13881 (trap_comparison_operator): Delete.
13882 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
13883 rs6000_emit_cbranch): Accept mode and operands.
13884 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
13885 rs6000_compare_fp_p): Delete.
13886 (rs6000_generate_compare): Accept mode and comparison. Extract code
13887 and op0/op1 from there. Replace references to rs6000_compare_op0
13888 and rs6000_compare_op1.
13889 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
13890 extract result from passed operands.
13891 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
13892 extract loc from passed operands.
13893 (rs6000_emit_cmove): Likewise.
13894 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
13895 rs6000_compare_fp_p): Delete.
13896 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
13897 (cbranch<GPR>4, cbranch<FP>4): New.
13898 (cstore<mode>4): New. Consolidate here all choices about when to use
13899 portable or specialized sCC sequences.
13900 (stack_protect_test): Use cbranchsi4.
13901 (conditional_trap): Replace with ctrap<GPR>4.
13902 (conditional trap insn): Replace trap_comparison_operator with
13903 ordered_comparison_operator.
13905 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
13906 (s390_emit_prologue): Use ctrap.
13907 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
13908 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
13909 New predicates replacing...
13910 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
13911 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
13912 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
13913 (add<mode>cc): Do not use s390_compare_op0/op1.
13914 (s<code>): Change to...
13915 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
13916 (seq): Change to...
13917 (cstorecc4): ... this. Handle EQ or NE equally.
13918 (*sne): Un-privatize for use in cstorecc4.
13919 (b<code>): Change to...
13920 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
13921 (conditional_trap): Replace with...
13922 (ctrap<GPR>4, ctrap<FP>4): ... these.
13923 (stack_protect): Use cbranchcc4.
13925 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
13926 * config/score/score-protos.h (score_gen_cmp): Delete.
13927 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
13928 (score_block_move-loop): Use cbranchsi4.
13929 * config/score/score.md (cbranchsi4): New.
13930 (cmpsi, bCC): Delete.
13931 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
13932 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13933 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
13934 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
13935 * config/score/score3.h (score3_gen_cmp): Delete.
13936 * config/score/score7.h (score7_gen_cmp): Delete.
13938 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
13939 (sh_emit_scc_to_t): ... this. Return void.
13940 (from_compare): Rename to...
13941 (sh_emit_compare_and_branch): ... this.
13942 (sh_emit_compare_and_set): New.
13943 (sh_expand_t_scc): Accept operands.
13944 * config/sh/predicates.md (sh_float_comparison_operator): New.
13945 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
13946 (prepare_scc_operands): Rename to...
13947 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
13949 (sh_emit_cheap_store_flag): New.
13950 (sh_emit_set_t_insn): New.
13951 (from_compare): Rename to...
13952 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
13953 handling of TARGET_SH2E floating point to avoid recursive call.
13954 Generate branch here.
13955 (sh_emit_compare_and_set): New.
13956 (sh_expand_t_scc): Get op0/op1 from arguments.
13957 (sh_emit_cheap_store_flag): New.
13958 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
13960 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
13961 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
13962 (movsicc, movdicc): Do nothing when it recreated operands from
13963 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
13964 prepare_scc_operands (now sh_emit_scc_to_t).
13965 (udivdi3): Use cstoresi4.
13966 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
13967 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
13968 (cbranchint4_media, cbranchfp4_media): New.
13969 (casesi): Use cbranchdi4.
13970 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
13972 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
13973 (movnegt): Remove second operand.
13974 (cbranchsf4, cbranchdf4): New.
13975 (stack_protect): Use cbranchdi4/cbranchsi4.
13977 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
13978 (gen_compare_reg): Accept comparison, extract part of it to...
13979 (gen_compare_reg_1): ... this.
13980 (gen_compare_operator): Delete.
13981 (gen_v9_scc): Accept separate destination, comparison code and arms.
13982 Do not use sparc_compare_op0/sparc_compare_op1.
13983 (emit_scc_insn, emit_conditional_branch_insn): New.
13984 (emit_v9_brxx): Make static. Remove useless assertion.
13985 (sparc_emit_float_lib_cmp): Return RTL instead of calling
13987 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
13988 * config/sparc/sparc-protos.h (gen_compare_reg,
13989 sparc_emit_float_lib_cmp): Adjust prototype.
13990 (emit_scc_insn, emit_conditional_branch_insn): New.
13991 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
13992 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
13993 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
13994 iterators to the top.
13995 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
13996 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
13997 snedi_special_trunc): Delete.
13998 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
13999 and snedi_special_trunc.
14000 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
14001 cbranchdi4, cbranch<F:mode>4): New.
14002 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
14003 here. Use gen_compare_reg instead of gen_compare_operator.
14004 (conditional_trap): Replace with...
14005 (ctrapsi4, ctrapdi4): ... this.
14006 (stack_protect_test): Use cbranchcc4.
14008 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
14010 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
14011 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
14012 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
14013 from operands[0] or operands[3] depending on is_set.
14014 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
14015 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
14016 cmpdf, bCC), sCC: Remove.
14017 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
14018 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
14020 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
14021 spu_emit_branch_or_set.
14023 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
14025 * config/stormy16/stormy16.h (xstormy16_compare_op0,
14026 xstormy16_compare_op1): Delete.
14027 * config/stormy16/stormy16.c (xstormy16_compare_op0,
14028 xstormy16_compare_op1): Delete.
14029 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
14031 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
14032 (cmphi, cmpsi, bCC): Remove.
14034 * config/v850/v850.md (tstsi, cmpsi): Fold into...
14035 (*cmpsi): ... this one.
14036 (cbranchsi4, cstoresi4): New.
14037 (bCC expanders): Delete.
14038 (sCC insns): Fold into...
14039 (*setcc): ... this one.
14040 (casesi): Do not use gen_cmpsi and gen_bgtu.
14041 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
14042 (movsicc): Simplify.
14043 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
14045 * config/vax/vax-protos.h (cond_name): New.
14046 (vax_output_conditional_branch): Remove.
14047 * config/vax/vax.c (cond_name): New.
14048 (vax_output_conditional_branch): Remove.
14049 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
14050 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
14051 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
14052 (bit<VAXint>): Wrap source with (compare).
14053 (b<code> and following unnamed pattern): Rename to *branch and
14054 *branch_reversed. Change macroization to match_operator.
14055 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
14057 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
14058 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
14059 Change last argument to machine_mode.
14060 (xtensa_expand_scc): Add machine_mode argument.
14061 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
14062 (gen_conditional_move, xtensa_expand_conditional_branch,
14063 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
14064 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
14065 Adjust operand numbers.
14066 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
14068 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
14069 (cmpsi, cmpsf, b<code>, s<code>): Delete.
14070 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
14072 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14074 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14075 causes spurious differences between trunk and cond-optab branch.
14077 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14080 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
14082 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14084 * tree.c (iterative_hash_pointer): Delete.
14085 (iterative_hash_expr): Short-circuit handling of NULL pointer.
14086 Hash UIDs and versions of SSA names. Don't special-case built-in
14087 function declarations.
14089 2009-05-11 Ian Lance Taylor <iant@google.com>
14092 * graphite.c: Force -Wc++-compat to only be a warning before
14093 #including "cloog/cloog.h".
14095 2009-05-11 Martin Jambor <mjambor@suse.cz>
14097 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
14099 2009-05-11 Jan Hubicka <jh@suse.cz>
14101 * tree-ssa-loop-ivcanon.c: Include target.h
14102 (struct loop_size): new structure.
14103 (constant_after_peeling): New predicate.
14104 (tree_estimate_loop_size): New function.
14105 (estimated_unrolled_size): Rewrite for new estimates.
14106 (try_unroll_loop_completely): Use new estimates.
14107 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
14109 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14111 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
14112 libcpp interface change.
14113 (spu_macro_to_expand): Likewise.
14115 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
14117 PR tree-optimization/40026
14118 * gimplify.c (gimplify_init_constructor): Change initial conditional
14119 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
14120 optimize_compound_literals_in_ctor.
14122 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
14124 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
14126 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
14128 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
14130 * tree-vect-data-refs.c (vect_analyze_group_access): Use
14131 HOST_WIDE_INT for gap.
14133 2009-05-11 Ira Rosen <irar@il.ibm.com>
14135 PR tree-optimization/40074
14136 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
14137 account in group size and step comparison.
14139 2009-05-11 Richard Guenther <rguenther@suse.de>
14141 * passes.c (init_optimization_passes): Strip now incorrect comment.
14142 (execute_function_todo): Do not set PROP_alias.
14143 * tree-pass.h (PROP_alias): Remove.
14144 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
14145 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
14146 * tree-nrv.c (pass_return_slot): Likewise.
14147 * tree-object-size.c (pass_object_sizes): Likewise.
14148 * tree-ssa-dom.c (pass_dominator): Likewise.
14149 (pass_phi_only_cprop): Likewise.
14150 * tree-ssa-dse.c (pass_dse): Likewise.
14151 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
14152 (pass_cselim): Likewise.
14153 * tree-ssa-pre.c (pass_pre): Likewise.
14154 (pass_fre): Likewise.
14155 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
14156 * tree-ssa-sink.c (pass_sink_code): Likewise.
14157 * tree-stdarg.c (pass_stdarg): Likewise.
14158 * tree-tailcall.c (pass_tail_calls): Likewise.
14159 * tree-vrp.c (pass_vrp): Likewise.
14161 2009-05-10 Ian Lance Taylor <iant@google.com>
14163 * basic-block.h (enum profile_status): Break out of struct
14164 control_flow_graph.
14165 * cgraph.h (struct inline_summary): Break out of struct
14167 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
14168 of struct cgraph_order_sort.
14169 * combine.c (enum undo_kind): New enum, broken out of struct undo.
14170 * cse.c (struct branch_path): Break out of struct
14171 cse_basic_block_data.
14172 * except.h (enum eh_region_type): Break out of struct eh_region.
14173 * gcc.c (enum add_del): Break out of struct modify_target.
14174 * genrecog.c (enum decision_type): Break out of struct decision_test.
14175 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
14177 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
14178 * regmove.c (enum match_use): New enum, broken out of struct match.
14179 * sched-int.h (enum post_call_group): New enum, broken out of
14181 (struct deps_reg): Break out of struct deps.
14182 * target.h (struct asm_int_op): Break out of struct gcc_target.
14183 * tree-eh.c (struct goto_queue_node): Break out of struct
14185 * tree-inline.h (enum copy_body_cge_which): Break out of
14187 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
14189 * c-decl.c (in_struct, struct_types): New static variables.
14190 (pushtag): Add loc parameter. Change all callers.
14191 (lookup_tag): Add ploc parameter. Change all callers.
14192 (check_compound_literal_type): New function.
14193 (parser_xref_tag): Add loc parameter. Change all callers. If
14194 -Wc++-compat, warn about struct/union/enum types defined within a
14196 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
14197 and loc parameters. Change all callers. Change error calls to
14198 error_at, using loc. For a redefinition, if the location of the
14199 original definition is known, report it. Set in_struct and
14200 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
14201 (finish_struct): Add new parameters enclosing_in_struct and
14202 enclosing_struct_types. Change all callers. Set
14203 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
14204 in the struct. If in a struct, add this struct to struct_types.
14205 (start_enum): Add loc parameter. Change all callers. Use
14206 error_at for errors, using loc. For a redefinition, if the
14207 location of the original definition is known, report it. If in a
14208 struct, add this enum type to struct_types. If -Wc++-compat warn
14209 if in sizeof, typeof, or alignof.
14210 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
14211 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
14212 (c_parser_enum_specifier): Get enum location for start_enum.
14213 (c_parser_struct_or_union_specifier): Get struct location for
14214 start_struct. Save in_struct and struct_types status between
14215 start_struct and finish_struct.
14216 (c_parser_cast_expression): Get location of cast.
14217 (c_parser_alignof_expression): Get location of type.
14218 (c_parser_postfix_expression): Likewise.
14219 (c_parser_postfix_expression_after_paren_type): Add type_loc
14220 parameter. Change all callers. Call check_compound_literal_type.
14221 Use type_loc for error about variable size type.
14222 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
14223 of an enum constant from an enum type defined in a struct or union.
14224 (c_cast_expr): Add loc parameter. Change all callers. If
14225 -Wc++-compat, warn about defining a type in a cast.
14226 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
14227 (start_enum, start_struct, finish_struct): Update declarations.
14228 (parser_xref_tag, c_cast_expr): Update declarations.
14229 (check_compound_literal_type): Declare.
14231 2009-05-11 Ben Elliston <bje@au.ibm.com>
14233 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
14234 for recent libcpp interface change.
14235 (rs6000_macro_to_expand): Likewise.
14237 2009-05-10 Michael Matz <matz@suse.de>
14240 * config/arm/arm.c (require_pic_register): Emit on entry edge,
14241 not at entry of function.
14243 2009-05-10 Richard Guenther <rguenther@suse.de>
14245 PR tree-optimization/40081
14247 * tree-sra.c (instantiate_element): Instantiate scalar replacements
14248 using the main variant of the element type. Do not fiddle with
14249 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
14251 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
14252 structs with volatile fields.
14254 2009-05-10 Jan Hubicka <jh@suse.cz>
14256 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
14257 (estimate_move_cost): Assert that it does not get called for
14259 (estimate_num_insns): Skip VOID types in argument handling.
14260 (optimize_inline_calls): Delete unreachable blocks and verify that
14261 callgraph is valid.
14263 2009-05-10 Jan Hubicka <jh@suse.cz>
14265 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
14266 * cgraph.c (cgraph_mark_address_taken_node): New function.
14267 (dump_cgraph_node): Dump new flag.
14268 * cgraph.h (struct cgraph_node): Add address_taken.
14269 (cgraph_mark_address_taken_node): New function.
14270 * ipa.c (cgraph_postorder): Prioritize functions with address taken
14271 since new direct calls can be born.
14273 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14275 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
14276 tok->val.node.node.
14278 2009-05-10 Jan Hubicka <jh@suse.cz>
14280 PR middle-end/40084
14281 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
14283 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
14284 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
14285 * tree-inline.c (copy_bb): Set frequency correctly.
14286 (fold_marked_statements): Update call to
14287 cgraph_update_edges_for_call_stmt.
14289 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14291 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
14292 identifiers in diagnostics.
14293 * config/arm/arm.c (arm_handle_fndecl_attribute,
14294 arm_handle_isr_attribute): Likewise.
14295 * config/avr/avr.c (avr_handle_progmem_attribute,
14296 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
14297 * config/bfin/bfin.c (handle_int_attribute,
14298 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
14299 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
14300 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
14302 * config/darwin.c (darwin_handle_kext_attribute,
14303 darwin_handle_weak_import_attribute): Likewise.
14304 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
14305 h8300_handle_eightbit_data_attribute,
14306 h8300_handle_tiny_data_attribute): Likewise.
14307 * config/i386/i386.c (ix86_handle_cconv_attribute,
14308 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
14309 * config/i386/winnt.c (ix86_handle_shared_attribute,
14310 ix86_handle_selectany_attribute): Likewise.
14311 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
14312 * config/m32c/m32c.c (function_vector_handler): Likewise.
14313 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
14314 m68hc11_handle_fntype_attribute): Likewise.
14315 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
14316 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
14317 * config/mips/mips.c (mips_insert_attributes,
14318 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
14319 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
14320 rs6000_handle_struct_attribute): Likewise.
14321 * config/sh/sh.c (sh_insert_attributes,
14322 sh_handle_resbank_handler_attribute,
14323 sh_handle_interrupt_handler_attribute,
14324 sh2a_handle_function_vector_handler_attribute,
14325 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
14327 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
14328 * config/spu/spu.c (spu_handle_fndecl_attribute,
14329 spu_handle_vector_attribute): Likewise.
14330 * config/stormy16/stormy16.c
14331 (xstormy16_handle_interrupt_attribute): Likewise.
14332 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
14333 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
14335 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14337 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
14338 (pp_translate_identifiers): New.
14339 (pp_identifier): Only conditionally translate identifier to locale
14341 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
14342 (pp_base_tree_identifier): Only conditionally translate identifier
14343 to locale character set.
14344 * c-pretty-print.c (M_): Define.
14345 (pp_c_type_specifier, pp_c_primary_expression): Mark English
14346 fragments for conditional translation with M_.
14347 * tree-pretty-print.c (maybe_init_pretty_print): Disable
14348 identifier translation.
14350 2009-05-10 Richard Guenther <rguenther@suse.de>
14352 PR tree-optimization/40081
14353 * tree-sra.c (instantiate_element): Instantiate scalar replacements
14354 using the main variant of the element type. Do not fiddle with
14355 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
14357 2009-05-09 Jan Hubicka <jh@suse.cz>
14359 PR middle-end/40080
14360 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
14361 indirect calls; verify cgraph afterwards.
14363 2009-05-09 Jan Hubicka <jh@suse.cz>
14366 * ipa.c (update_inlined_to_pointer): New function.
14367 (cgraph_remove_unreachable_nodes): Use it.
14369 2009-05-09 Jan Hubicka <jh@suse.cz>
14371 * tree-eh.c (struct leh_state): Remove prev_try.
14372 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
14373 not track prev_try.
14374 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
14375 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
14376 remove_eh_handler_and_replace, foreach_reachable_handler,
14377 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
14378 * except.h (struct eh_region): Remove eh_region_u_cleanup.
14379 (gen_eh_region_cleanup): Update prototype.
14381 2009-05-09 Jan Hubicka <jh@suse.cz>
14383 PR middle-end/40043
14384 * except.c (copy_eh_region): Always set prev_try.
14385 (redirect_eh_edge_to_label): Find outer try.
14386 (foreach_reachable_handler): When looking for prev try
14387 handle case where previous try is not going to be taken.
14389 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
14391 PR tree-optimization/40049
14392 * tree-vect-stmts.c (vectorizable_operation): If the machine has
14393 only vector/vector shifts, convert the type of the constant to the
14394 appropriate type to avoid building incorrect trees, which
14395 eventually have problems with garbage collection.
14397 2009-05-08 Joseph Myers <joseph@codesourcery.com>
14399 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
14400 -1 for complex floating-point types if honoring signed zeros.
14402 2009-05-08 Jan Hubicka <jh@suse.cz>
14404 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
14405 argument; handle correctly when profile is absent.
14406 (build_cgraph_edges): Update.
14407 (rebuild_cgraph_edges): Update.
14408 * cgraph.c: Do not include varray.h.
14409 (cgraph_set_call_stmt_including_clones): New function.
14410 (cgraph_create_edge_including_clones): Likewise
14411 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
14412 (cgraph_update_edges_for_call_stmt): Handle clones.
14413 (cgraph_remove_node): Handle clone tree.
14414 (cgraph_remove_node_and_inline_clones): New function.
14415 (dump_cgraph_node): Dump clone tree.
14416 (cgraph_clone_node): Handle clone tree.
14417 (clone_function_name): Bring here from tree-inline.c.
14418 (cgraph_create_virtual_clone): New function.
14419 * cgraph.h (ipa_replace_map): Move here from ipa.h.
14420 (cgraph_clone_info): New function.
14421 (strut cgraph_node): Add clone_info and new clone tree pointers.
14422 (cgraph_remove_node_and_inline_clones,
14423 cgraph_set_call_stmt_including_clones,
14424 cgraph_create_edge_including_clones,
14425 cgraph_create_virtual_clone): Declare.
14426 (cgraph_function_versioning): Use VEC argument.
14427 (compute_call_stmt_bb_frequency): Update prototype.
14428 (cgraph_materialize_all_clones): New function.
14429 * ipa-cp.c (ipcp_update_cloned_node): Remove.
14430 (ipcp_create_replace_map): Update to VECtors.
14431 (ipcp_update_callgraph): Use virtual clones.
14432 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
14433 (ipcp_update_profiling): Do not update local profiling.
14434 (ipcp_insert_stage): Use VECtors and virtual clones.
14435 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
14436 (clone_of_p): New function.
14437 (cgraph_preserve_function_body_p): Use clone tree.
14438 (cgraph_optimize): Materialize clones.
14439 (cgraph_function_versioning): Update for VECtors.
14440 (save_inline_function_body): Use clone tree.
14441 (cgraph_materialize_clone): New function.
14442 (cgraph_materialize_all_clones): Likewise.
14443 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
14444 * ipa.c: Include gimple.h.
14445 (cgraph_remove_unreachable_nodes): Use clone tree.
14446 * ipa-prop.c (ipa_note_param_call): Update call to
14447 compute_call_stmt_bb_frequencycall.
14448 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
14449 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
14450 (copy_bb): Handle updating of clone tree; add new edge when new call
14452 (expand_call_inline): Be strict about every call having edge.
14453 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
14454 (delete_unreachable_blocks_update_callgraph): New function.
14455 (tree_function_versioning): Use VECtors; always remove unreachable
14456 blocks and fold conditionals.
14457 * tree-inline.h: Do not include varray.h.
14458 (tree_function_versioning): Remove.
14459 * Makefile.in (GTFILES): Remove tree-inline.c
14460 * passes.c (do_per_function): Do only functions having body.
14461 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
14464 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
14465 Andrew Morrow <acm@google.com>
14468 * c-common.c (c_common_attribute_table): Permit deprecated
14469 attribute to take an optional argument.
14470 (handle_deprecated_attribute): If the optional argument to
14471 __attribute__((deprecated)) is not a string ignore the attribute
14472 and emit a warning.
14474 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
14475 * c-typeck.c (build_component_ref): Likewise.
14476 (build_external_ref): Likewise.
14478 * toplev.c (warn_deprecated_use): Add an attribute argument.
14479 Emit the message associated with __attribute__((deprecated)).
14481 * toplev.h (warn_deprecated_use): Updated.
14483 * doc/extend.texi: Document new optional parameter to
14484 __attribute__((deprecated))
14486 2009-05-08 Michael Eager <eager@eagercon.com>
14488 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
14489 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
14491 2009-05-08 Richard Guenther <rguenther@suse.de>
14493 PR tree-optimization/40062
14494 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
14495 Avoid exponential behavior.
14497 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
14499 PR rtl-optimization/33928
14501 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
14502 process_uses, build_single_def_use_links): New.
14503 (update_df): Update use_def_ref.
14504 (forward_propagate_into): Use get_def_for_use instead of use-def
14506 (fwprop_init): Call build_single_def_use_links and let it initialize
14508 (fwprop_done): Free use_def_ref.
14509 (fwprop_addr): Eliminate duplicate call to df_set_flags.
14510 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
14511 df_rd_simulate_one_insn): New.
14512 (df_rd_bb_local_compute_process_def): Update head comment.
14513 (df_chain_create_bb): Use the new RD simulation functions.
14514 * df.h (df_rd_simulate_artificial_defs_at_top,
14515 df_rd_simulate_one_insn): New.
14516 * opts.c (decode_options): Enable fwprop at -O1.
14517 * doc/invoke.texi (-fforward-propagate): Document this.
14519 2009-05-08 Joseph Myers <joseph@codesourcery.com>
14522 * c-typeck.c (build_binary_op): Handle arithmetic between one real
14523 and one complex operand specially.
14524 * tree-complex.c (some_nonzerop): Do not identify a real value as
14525 zero if flag_signed_zeros.
14527 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
14529 PR rtl-optimization/33928
14530 * loop-invariant.c (record_use): Fix && vs. || mishap.
14532 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
14534 PR rtl-optimization/33928
14535 * loop-invariant.c (struct use): Add addr_use_p.
14536 (struct def): Add n_addr_uses.
14537 (struct invariant): Add cheap_address.
14538 (create_new_invariant): Set cheap_address.
14539 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
14540 (record_uses): Pass df_ref to record_use.
14541 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
14544 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
14546 * config/sh/sh.c: Do not include c-pragma.h.
14548 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
14550 * config/spu/spu.c: Remove include of c-common.h.
14552 2009-05-07 Janis Johnson <janis187@us.ibm.com>
14555 * c-common.h (mark_valid_location_for_stdc_pragma,
14556 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
14557 clear_float_const_decimal64, float_const_decimal64_p): New.
14558 * c.opt (Wunsuffixed-float-constants): New.
14559 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
14560 unsuffixed float constant, handle new warning.
14561 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
14562 * c-decl.c (c_scope): New flag float_const_decimal64.
14563 (set_float_const_decimal64, clear_float_const_decimal64,
14564 float_const_decimal64_p): New.
14565 (push_scope): Set new flag.
14566 * c-parser.c (c_parser_translation_unit): Mark when it's valid
14567 to use STDC pragmas.
14568 (c_parser_external_declaration): Ditto.
14569 (c_parser_compound_statement_nostart): Ditto.
14570 * c-pragma.c (valid_location_for_stdc_pragma,
14571 mark_valid_location_for_stdc_pragma,
14572 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
14573 handle_pragma_float_const_decimal64): New.
14574 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
14575 * cp/semantics.c (valid_location_for_stdc_pragma_p,
14576 set_float_const_decimal64, clear_float_const_decimal64,
14577 float_const_decimal64_p): New dummy functions.
14578 * doc/extend.texi (Decimal Float): Remove statement that the
14579 pragma, and suffix for double constants, are not supported.
14580 * doc/invoke.texi (Warning Options): List new option.
14581 (-Wunsuffixed-float-constants): New.
14583 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
14585 * config/i386/i386.c: Do not include c-common.h.
14587 2009-05-07 Mark Heffernan <meheff@google.com>
14589 * doc/invoke.texi (Debugging Options): Document change of debugging
14591 * opts.c (decode_options): Make dump_base_name relative to
14592 aux_base_name directory.
14594 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
14596 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
14597 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
14599 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
14601 * Makefile.in (install-plugin): Simplify a bit.
14603 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
14605 * Makefile.in (OBJS-common): Add regcprop.o.
14607 * timevar.def (TV_CPROP_REGISTERS): New.
14608 * regrename.c (regrename_optimize): Return 0.
14609 (rest_of_handle_regrename): Delete.
14610 (pass_rename_registers): Point to regrename_optimize.
14611 (struct value_data_entry, struct value_data,
14612 kill_value_one_regno, kill_value_regno, kill_value,
14613 set_value_regno, init_value_data, kill_clobbered_value,
14614 kill_set_value, kill_autoinc_value, copy_value,
14615 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
14616 replace_oldest_value_reg, replace_oldest_value_addr,
14617 replace_oldest_value_mem, copyprop_hardreg_forward_1,
14618 debug_value_data, validate_value_data): Move...
14619 * regcprop.c: ... here.
14620 (rest_of_handle_cprop): Delete.
14621 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
14623 2009-05-07 Jakub Jelinek <jakub@redhat.com>
14625 PR middle-end/40057
14626 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
14627 GEN_INT for 1 << bitnum.
14628 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
14629 build_int_cst_type.
14631 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
14633 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
14634 Remove wrong description of "nand" operation.
14636 2009-05-06 Richard Guenther <rguenther@suse.de>
14637 Adam Nemet <anemet@caviumnetworks.com>
14639 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
14640 comment. Add that if LHS is not a gimple register, then RHS1 has
14641 to be a single object (GIMPLE_SINGLE_RHS).
14643 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
14645 * expr.c (get_def_for_expr): Move it up in the file.
14646 (store_field): When expanding a bit-field store, look at the
14647 defining gimple stmt for the masking conversion.
14649 2009-05-06 Janis Johnson <janis187@us.ibm.com>
14651 PR middle-end/39986
14652 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
14653 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
14654 32-bit memcpy into long.
14656 2009-05-06 Jakub Jelinek <jakub@redhat.com>
14658 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
14659 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
14661 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
14662 instead of appending DW_OP_deref*.
14664 2009-05-06 Michael Matz <matz@suse.de>
14666 PR middle-end/40021
14667 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
14668 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
14670 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
14672 * Makefile.in (install-plugin): Fix srcdir handling.
14674 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
14676 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
14677 when processing for not_regs_needed bitmap.
14678 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
14679 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
14680 handling it for rhs.
14682 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14684 * config/i386/i386.md (unnamed inc/dec peephole): Use
14685 optimize_insn_for_size_p instead of optimize_size.
14686 * config/i386/predicates.md (incdec_operand): Likewise.
14687 (aligned_operand): Likewise.
14688 * config/i386/sse.md (divv8sf3): Likewise.
14689 (sqrtv8sf2): Likewise.
14691 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14693 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
14695 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
14697 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
14699 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
14700 ssemodesuffixf2c with avxmodesuffixf2c.
14702 2009-05-06 Joseph Myers <joseph@codesourcery.com>
14705 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
14707 2009-05-05 Jakub Jelinek <jakub@redhat.com>
14709 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
14710 (struct tree_base): Adjust spacing for 8 bit boundaries.
14711 (struct tree_decl_common): Add decl_by_reference_flag bit.
14712 (DECL_BY_REFERENCE): Adjust.
14713 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
14714 print DECL_BY_REFERENCE bit.
14715 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
14716 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
14717 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
14718 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
14721 PR middle-end/39666
14722 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
14723 range of the type, but default label is missing, add it with one
14724 of the existing labels instead of adding a new label for it.
14726 2009-05-05 Joseph Myers <joseph@codesourcery.com>
14730 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
14732 * Makefile.in (enable_plugin, plugin_includedir): New.
14733 (install): Depend on install-plugin.
14734 (PLUGIN_HEADERS): New.
14735 (install-plugin): New.
14736 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
14738 2009-05-05 Richard Guenther <rguenther@suse.de>
14740 PR tree-optimization/40022
14741 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
14743 (phivn_valid_p): Fix tuplification error, simplify.
14744 (phiprop_insert_phi): Add dumps.
14745 (propagate_with_phi): Simplify.
14747 2009-05-05 Richard Guenther <rguenther@suse.de>
14749 PR middle-end/40023
14750 * builtins.c (gimplify_va_arg_expr): Properly build the address.
14752 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
14754 * tree.h (strip_float_extensions): Remove duplicate declaration.
14755 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
14756 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
14757 block_ultimate_origin): Rearrange the declarations line to match the
14758 comment that indicates the .c file which the functions are defined.
14759 (dwarf2out_*, set_decl_rtl): Add comment.
14760 (get_base_address): Adjust comment.
14761 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
14762 declarations line and add comment.
14763 (is_builtin_name): Add blank after function name, for clarity.
14765 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14767 * attribs.c (decl_attributes): Use %qE for identifiers in
14769 * cgraphunit.c (verify_cgraph_node): Translate function names to
14770 locale character set in diagnostics.
14771 * coverage.c (get_coverage_counts): Use %qE for identifiers in
14773 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
14774 Document that functions are named in UTF-8.
14775 * expr.c (expand_expr_real_1): Translate function names to locale
14776 character set in diagnostics.
14777 * gimplify.c (omp_notice_variable, omp_is_private,
14778 gimplify_scan_omp_clauses): Use %qE for identifiers in
14780 * langhooks.c (lhd_print_error_function): Translate function names
14781 to locale character set.
14782 * langhooks.h (decl_printable_name): Document that return value is
14783 in internal character set.
14784 * stmt.c: Include pretty-print.h
14785 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
14787 (resolve_operand_name_1): Translate named operand name to locale
14789 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
14791 * toplev.c (announce_function): Translate function names to locale
14793 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
14794 (default_tree_printer): Use pp_identifier or translate identifiers
14795 to locale character set. Mark "<anonymous>" for translation.
14796 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
14797 for identifiers in diagnostics.
14798 * tree.c (handle_dll_attribute): Use %qE for identifiers in
14800 * varasm.c (output_constructor): Use %qE for identifiers in
14803 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
14805 * configure.ac: use ` ` instead of $()
14806 * configure: Regenerate.
14808 2009-05-05 Ben Elliston <bje@au.ibm.com>
14810 * config/pa/linux-atomic.c: Eliminate conditional include of
14811 errno.h on non-LP64 systems to simplify build requirements.
14813 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14815 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
14817 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
14818 and pass value to identifier_to_locale.
14819 (warn_variable_length_array): Make name a tree.
14820 (grokdeclarator): Separate diagnostic texts for named and unnamed
14821 declarators. Use %qE for named declarators.
14822 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
14824 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
14825 identifiers in diagnostics.
14826 * c-typeck.c (push_member_name, start_init): Pass identifiers to
14827 identifier_to_locale. Mark "anonymous" strings for translation.
14829 2009-05-04 Michael Eager <eager@eagercon.com>
14831 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
14832 address for DImode/DFmode only if double-precision FP regs.
14834 2009-05-04 Michael Eager <eager@eagercon.com>
14836 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
14837 TARGET_SINGLE_FLOAT check.
14839 2009-05-04 Michael Eager <eager@eagercon.com>
14841 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
14843 2009-05-04 Michael Eager <eager@eagercon.com>
14845 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
14846 * config/rs6000/t-xilinx: New
14848 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
14850 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
14851 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
14852 * gcc/explow.c (memory_address): Use target hook.
14853 * gcc/targhooks.c (default_legitimize_address): New.
14854 * gcc/targhooks.h (default_legitimize_address): New.
14855 * gcc/target.h (legitimize_address): New.
14856 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
14857 (TARGET_INITIALIZER): Include it.
14858 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
14860 * config/bfin/bfin-protos.h (legitimize_address): Remove.
14861 * config/bfin/bfin.c (legitimize_address): Remove.
14862 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
14863 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
14865 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
14866 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
14868 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
14869 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
14870 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
14871 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
14872 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
14873 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
14874 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
14875 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
14876 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
14877 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
14878 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
14879 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
14880 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
14881 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
14882 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
14883 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
14884 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
14885 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
14886 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
14887 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
14888 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
14889 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
14890 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
14892 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
14893 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
14894 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
14895 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
14896 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
14897 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
14898 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
14899 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
14900 (thumb_legitimize_address): Delete.
14901 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
14902 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
14903 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
14904 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
14905 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
14906 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
14908 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
14911 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
14912 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
14913 * config/m32r/m32r.c (m32r_legitimize_address): New.
14914 * config/m68k/m68k.c (m68k_legitimize_address): New.
14915 * config/score/score.c (score_legitimize_address): Standardize.
14916 * config/score/score3.c (score3_legitimize_address): Standardize.
14917 * config/score/score3.h (score3_legitimize_address): Adjust.
14918 * config/score/score7.c (score7_legitimize_address): Standardize.
14919 * config/score/score7.h (score7_legitimize_address): Adjust.
14920 * config/sh/sh.c (sh_legitimize_address): New.
14921 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
14923 * gcc/config/s390/s390.c (legitimize_address): Rename to...
14924 (s390_legitimize_address): ... this.
14925 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
14926 (sparc_legitimize_address): ... this.
14927 * gcc/config/i386/i386.c (legitimize_address): Rename to...
14928 (ix86_legitimize_address): ... this.
14929 * gcc/config/avr/avr.c (legitimize_address): Rename to...
14930 (avr_legitimize_address): ... this.
14931 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
14932 (mn10300_legitimize_address): ... this.
14933 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
14934 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
14935 (alpha_expand_mov): Adjust call.
14937 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
14938 * config/spu/spu.c (spu_legitimize_address): Likewise.
14939 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
14940 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
14942 2009-05-04 Joseph Myers <joseph@codesourcery.com>
14944 * intl.c (locale_encoding, locale_utf8): New.
14945 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
14946 * intl.h (locale_encoding, locale_utf8): Declare.
14947 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
14948 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
14950 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
14952 (pp_tree_identifier): Define to call pp_base_tree_identifier.
14953 (pp_base_tree_identifier): Declare as function.
14954 (identifier_to_locale): Declare.
14955 * Makefile.in (pretty-print.o): Update dependencies.
14956 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
14958 2009-05-04 Richard Guenther <rguenther@suse.de>
14960 PR middle-end/40015
14961 * builtins.c (fold_builtin_memory_op): Do not decay to element
14962 type if the size matches the whole array.
14964 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14966 * expmed.c (synth_mult): When trying out a shift, pass the result
14969 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
14971 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
14972 (shiftsub1_cost): New.
14973 (init_expmed): Compute shiftsub1_cost.
14974 (synth_mult): Optimize multiplications by constants of the form
14975 -(2^^m-1) for some constant positive integer m.
14977 2009-05-03 Richard Guenther <rguenther@suse.de>
14980 * c-typeck.c (array_to_pointer_conversion): Do not built
14981 ADDR_EXPRs of arrays of pointer-to-element type.
14982 * c-gimplify.c (c_gimplify_expr): Revert change fixing
14983 up wrong ADDR_EXPRs after-the-fact.
14984 * c-common.c (strict_aliasing_warning): Strip pointer
14985 conversions for obtaining the original type.
14986 * builtins.c (fold_builtin_memset): Handle array types.
14987 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
14990 2009-05-03 Richard Guenther <rguenther@suse.de>
14992 PR middle-end/23329
14993 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
14994 Do not lose casts from array types with unknown extent to array
14995 types with known extent.
14996 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
14997 alias set compatibility.
14999 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
15001 * flags.h (extra_warnings): Delete.
15002 * toplev.c (process_options): Handle Wuninitialized here.
15003 * opts.c (extra_warnings): Delete.
15004 (set_Wextra): Delete.
15005 (common_handle_option): -Wextra can be handled automatically.
15006 * c-opts.c (c_common_handle_option): Delete obsolete code.
15007 (c_common_post_options): Simplify comment.
15008 * common.opt (W): Add Var.
15010 (Wuninitialized): Initialize to -1.
15012 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
15013 Richard Guenther <rguenther@suse.de>
15015 * expr.c (get_def_for_expr): New function.
15016 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
15017 SSA rather than trees.
15018 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
15019 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
15021 2009-05-03 Joseph Myers <joseph@codesourcery.com>
15023 * c-common.c (reswords): Add _Imaginary.
15024 * c-common.c (enum rid): Add RID_IMAGINARY.
15026 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
15028 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
15029 Patch by Richard Guenther.
15031 2009-05-03 Anatoly Sokolov <aesok@post.ru>
15033 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
15034 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15035 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
15036 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
15037 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
15038 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
15039 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
15040 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
15041 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
15042 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
15043 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
15044 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
15045 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
15046 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
15047 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
15048 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
15049 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
15050 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
15052 2009-05-02 Richard Guenther <rguenther@suse.de>
15054 PR tree-optimization/39940
15055 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
15058 2009-05-02 Richard Guenther <rguenther@suse.de>
15060 PR middle-end/40001
15061 * tree-ssa.c (execute_update_addresses_taken): Properly check
15062 if we can mark a variable DECL_GIMPLE_REG_P.
15063 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
15064 back to the end of the function.
15065 (is_gimple_reg_type): Remove complex type special casing.
15066 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
15069 2009-05-02 Ben Elliston <bje@au.ibm.com>
15071 * doc/collect2.texi (Collect2): Document search path behaviour
15072 when configured with --with-ld.
15074 2009-05-02 Jan Hubicka <jh@suse.cz>
15076 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
15077 parameter; update callers.
15078 (coalesce_cost_edge): EH edges are costier because they needs
15079 splitting even if not critical and even more costier when there are
15080 multiple EH predecestors.
15082 2009-05-02 Jan Hubicka <jh@suse.cz>
15084 * except.c (remove_eh_handler_and_replace): Handle updating after
15085 removing TRY blocks.
15087 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
15089 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
15091 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
15093 * varasm.c: Do not include c-pragma.h.
15094 * attribs.c: Do not incude c-common.h.
15096 2009-05-01 Michael Matz <matz@suse.de>
15098 * calls.c (initialize_argument_information): Handle SSA names like
15099 decls with a non MEM_P DECL_RTL.
15101 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15103 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
15104 * ipa-utils.c: Likewise.
15105 * ipa-type-escape.c: Likewise.
15106 * cgraphunit.c Do not include c-common.h.
15107 * ipa-pure-const.c: Likewise.
15108 * tree-if-conv.c: Likewise.
15109 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
15110 * ipa-struct-reorg.c: Likewise.
15111 * tree-nomudflap.c: Likewise.
15112 * tree-ssa-structalias.c: Likewise.
15114 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15116 * store-motion.c: Many cleanups to make this pass a first-class
15117 citizen instead of an appendix to gcse load motion. Add TODO list
15118 to make this pass faster/cleaner/better.
15120 (struct ls_expr): Post gcse.c-split cleanups.
15121 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
15122 "stores" field to "avail_stores".
15123 (pre_ldst_mems): Rename to store_motion_mems.
15124 (pre_ldst_table): Rename to store_motion_mems_table.
15125 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
15126 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
15127 (ldst_entry): Rename to st_expr_entry, update users.
15128 (free_ldst_entry): Rename to free_st_expr_entry, update users.
15129 (free_ldst_mems): Rename to free_store_motion_mems, update users.
15130 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
15132 (first_ls_expr): Rename to first_st_expr, update users.
15133 (next_ls_expr): Rename to next_st_expr, update users.
15134 (print_ldst_list): Rename to print_store_motion_mems. Print names of
15135 fields properly for store motion instead of names inherited from load
15137 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
15138 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
15141 (ae_kill): Rename to st_kill, update users.
15142 (ae_gen): Rename to st_avloc, update users.
15143 (transp): Rename to st_transp, update users.
15144 (pre_insert_map): Rename to st_insert_map, update users.
15145 (pre_delete_map): Rename to st_delete_map, update users.
15146 (insert_store, build_store_vectors, free_store_memory,
15147 one_store_motion_pass): Update for abovementioned changes.
15149 (gcse_subst_count, gcse_create_count): Remove.
15150 (one_store_motion_pass): New statistics counters "n_stores_deleted"
15151 and "n_stores_created", local variables.
15153 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
15156 (regvec, compute_store_table_current_insn): Remove.
15157 (reg_set_info, reg_clear_last_set): Remove.
15158 (compute_store_table): Use DF caches instead of local dataflow
15161 2009-05-01 Joseph Myers <joseph@codesourcery.com>
15163 * c-objc-common.c (c_tree_printer): Print identifiers with
15164 pp_identifier, not pp_string. Mark "({anonymous})" for
15166 * c-pretty-print.c (pp_c_ws_string): New.
15167 (pp_c_cv_qualifier, pp_c_type_specifier,
15168 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
15169 pp_c_storage_class_specifier, pp_c_function_specifier,
15170 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
15171 pp_c_primary_expression, pp_c_postfix_expression,
15172 pp_c_unary_expression, pp_c_shift_expression,
15173 pp_c_relational_expression, pp_c_equality_expression,
15174 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
15175 use pp_string and pp_c_ws_string in place of pp_identifier and
15176 pp_c_identifier for non-identifiers. Mark English strings for
15178 * c-pretty-print.h (pp_c_ws_string): Declare.
15180 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
15181 Roland McGrath <roland@redhat.com>
15183 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
15184 (ENABLE_LD_BUILDID): New configuration option.
15185 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
15186 (LINK_BUILDID_SPEC): New macro.
15187 (init_spec): If defined, prepend it between LINK_EH_SPEC and
15189 * doc/install.texi: Document --enable-linker-build-id option.
15190 * configure: Rebuild.
15191 * config.in: Rebuild.
15193 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
15195 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
15196 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
15197 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
15198 MIPS_GP_SAVE_AREA_SIZE.
15199 * config/mips/mips.c (struct mips_frame_info): Update comment
15200 before arg_pointer_offset and hard_frame_pointer_offset.
15201 (mips_compute_frame_info): Update diagram before function: to
15202 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
15203 indicate the position of frame_pointer_rtx with -fstack-protector and
15204 to show args_size. Don't allocate cprestore area for leaf functions
15205 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
15207 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
15209 2009-04-30 Michael Matz <matz@suse.de>
15211 PR tree-optimization/39955
15212 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
15214 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
15216 * ira.c (setup_cover_and_important_classes): Use safe macro
15217 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
15219 * genpreds.c (write_tm_preds_h): Output suitable definition of
15220 REG_CLASS_FOR_CONSTRAINT.
15222 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
15224 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
15226 * bitmap.c (bitmap_descriptor): Likewise.
15227 * ggc-common.c (loc_descriptor): Likewise.
15228 * varray.c (varray_descriptor): Likewise.
15229 * vec.c (vec_descriptor): Likewise.
15231 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
15233 * Makefile.in (dce.o): Add $(EXCEPT_H).
15234 * dce.c: Include except.h and delete redundant vector definitions.
15235 (deletable_insn_p): Return false for non-call insns that can throw
15238 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
15240 * gcse.c (ae_gen): Remove.
15241 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
15242 and make non-static function to make it available in store-motion.c.
15243 Update call sites with search-and-replace.
15244 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
15245 extract_mentioned_regs, extract_mentioned_regs_helper,
15246 find_moveable_store, compute_store_table, load_kills_store, find_loads,
15247 store_killed_in_insn, store_killed_after, store_killed_before,
15248 build_store_vectors, insert_insn_start_basic_block, insert-store,
15249 remove_reachable_equiv_notes, replace_store_insn, delete_store,
15250 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
15251 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
15252 * store-motion.c: ...new file. Also copy data structures from gcse.c
15253 and clean up to remove parts not used by store motion.
15254 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
15255 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
15257 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15260 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
15261 when optimizing for size.
15263 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
15265 * gcse.c (gcse_constant_p): Fix typo in last change.
15267 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
15269 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
15271 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
15273 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
15275 2009-04-29 James E. Wilson <wilson@codesourcery.com>
15277 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
15278 CONST_HIGH_PART result.
15280 2009-04-29 Anatoly Sokolov <aesok@post.ru>
15282 * config/avr/avr.c (initial_elimination_offset): Rename to
15283 avr_initial_elimination_offset.
15284 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
15285 change return type to bool.
15286 (avr_can_eliminate): New function.
15287 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
15288 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
15289 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
15290 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
15291 avr_initial_elimination_offset.
15292 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
15293 (avr_initial_elimination_offset): Define.
15295 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
15296 Steven Bosscher <steven@gcc.gnu.org>
15298 PR rtl-optimization/39938
15299 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
15300 * cfgrtl.c: Include insn-attr.h.
15301 (rest_of_pass_free_cfg): New function.
15302 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
15303 * resource.c (init_resource_info): Remove call to df_analyze.
15305 2009-04-29 Richard Guenther <rguenther@suse.de>
15308 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
15309 allow conversion to signed integers.
15311 2009-04-29 Richard Guenther <rguenther@suse.de>
15313 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
15314 shifts of floating point vectors if the shift amount is
15315 a constant multiple of the element size.
15317 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
15318 Michael Matz <matz@suse.de>
15320 PR middle-end/39927
15322 * tree-outof-ssa.c (emit_partition_copy): New function.
15323 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
15324 insert_part_to_rtx_on_edge): Perform the partition base var
15325 copy using emit_partition_copy.
15326 (insert_value_copy_on_edge): Convert constants to the right mode.
15327 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
15328 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
15330 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15332 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
15333 scan backwards to try to find a constant to initialize it.
15335 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
15336 insn before the loop_end instruction, don't look past labels.
15338 2009-04-29 Richard Guenther <rguenther@suse.de>
15340 PR middle-end/39937
15341 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
15342 loose type conversions.
15343 (forward_propagate_addr_expr): Fix tuplification bug. Remove
15344 stmts only if there are no uses of its definition.
15346 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15348 * config/bfin/bfin.h (splitting_loops): Declare.
15349 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
15350 Reorder bit definitions to be ascending.
15351 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
15352 * config/bfin/bfin.c (splitting_loops): New variable.
15353 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
15354 (struct loop_info): Remove members INIT and LOOP_INIT.
15355 (bfin_optimize_loop): Don't set them. Reorder the code that generates
15356 the LSETUP sequence. Allow LC to be loaded from any register, but
15357 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
15358 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
15360 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
15361 of reload_completed.
15364 * config/bfin/bfin.md (movsi_insn): Refine constraints.
15366 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
15368 * Makefile.in (PLUGIN_VERSION_H): New.
15369 (OBJS-common): Remove plugin-version.o.
15370 (plugin.o): Depend on (PLUGIN_VERSION_H).
15371 (plugin-version.o): Remove.
15372 * configure: Regenerate
15373 * configure.ac: Create plugin-version.h.
15374 * gcc-plugin.h (plugin_gcc_version): Remove.
15375 (plugin_default_version_check): Change signature.
15376 * plugin-version.c: Remove.
15377 * plugin.c: Include plugin-version.h.
15378 (str_plugin_gcc_version_name): Remove.
15379 (try_init_one_plugin): Pass gcc version to plugin_init.
15380 (plugin_default_version_check): Both gcc and plugin versions are now
15383 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15385 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
15386 problematic last insns. Test for TYPE_CALL rather than CALL_P.
15387 Remove special case testing for last insn of inner loops. Don't fail
15388 if the loop ends with a jump, emit an extra nop instead.
15390 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
15391 DREGS rather than comparing directly. Remove code that tries to
15392 account for latencies.
15394 2009-04-29 Richard Guenther <rguenther@suse.de>
15396 PR tree-optimization/39941
15397 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
15398 eliminating an indirect call.
15400 2009-04-29 Richard Guenther <rguenther@suse.de>
15402 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
15403 parameter. Allow invariants as base if !require_lvalue.
15404 (verify_gimple_assign_single): Adjust.
15406 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15408 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
15409 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
15410 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
15411 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
15412 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
15414 * config/bfin/bfin.c (bfin_expand_builtin,
15415 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
15417 2009-04-28 Richard Guenther <rguenther@suse.de>
15419 * tree-vect-loop.c (get_initial_def_for_induction): Use
15420 correct types for pointer increment.
15422 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15424 * toplev.c (print_version): Update GMP version string calculation.
15426 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
15428 PR rtl-optimization/39938
15429 * resource.c (init_resource_info): Add call to df_analyze.
15431 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15433 * config/alpha/alpha.md (usegp): Cast the result of
15434 alpha_find_lo_sum_using_gp to enum attr_usegp.
15435 * config/alpha/alpha.c (override_options): Remove end-of-structure
15436 marker element from cpu_table. Use array size of cpu_table to handle
15437 -mcpu and -mtune options.
15438 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
15440 2009-04-28 Joseph Myers <joseph@codesourcery.com>
15442 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
15443 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
15444 tune_32 and tune_64.
15445 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
15446 support on PowerPC.
15447 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
15448 * config/rs6000/option-defaults.h: ... here. New file.
15449 (OPT_64, OPT_32): Define.
15450 (MASK_64BIT): Define to 0 if not already defined.
15451 (OPT_ARCH64, OPT_ARCH32): Define.
15452 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
15455 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15457 * config/arm/arm.c (arm_override_options): Emit error on using
15460 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15462 PR rtl-optimization/39914
15463 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15464 registers for allocnos created from user-defined variables only
15465 when not optimizing.
15467 2009-04-28 Richard Guenther <rguenther@suse.de>
15469 PR middle-end/39937
15470 * fold-const.c (fold_binary): Use distribute_real_division only
15473 2009-04-28 Steve Ellcey <sje@cup.hp.com>
15475 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
15476 add hpux-stdint.h to tm_file.
15477 (hppa[12]*-*-hpux11*): Ditto.
15478 (ia64*-*-hpux*): Ditto.
15479 * config/hpux-stdint.h: New.
15480 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
15481 __STDC_EXT__ for all compiles.
15482 * config/pa/pa-hpux.h: Ditto.
15483 * config/pa/pa-hpux10.h: Ditto.
15484 * config/pa/pa-hpux11.h: Ditto.
15486 2009-04-28 Catherine Moore <clm@codesourcery.com>
15488 * debug.h (set_name): Add comment.
15490 2009-04-28 Andrew Pinski <pinskia@gmail.com>
15493 * config/darwin.c (machopic_gen_offset): Check
15494 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
15495 * config/arm/arm.c (require_pic_register): Likewise.
15497 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
15499 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
15500 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
15501 m32c_promote_prototypes): Delete.
15503 2009-04-28 Michael Matz <matz@suse.de>
15505 PR middle-end/39922
15506 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
15509 2009-04-28 Richard Guenther <rguenther@suse.de>
15511 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
15513 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15515 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
15516 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
15517 * config/arm/arm-tune.md: Regenerate.
15519 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
15521 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
15522 block if there are complex incoming edges.
15523 (sel_merge_blocks): Remove useless assert.
15524 (sel_redirect_edge_and_branch): Check that edge was redirected.
15525 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
15526 (sel_find_rgns): Delete declaration.
15527 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
15528 the region when it is not a preheader.
15530 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15533 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
15535 2009-04-28 Richard Guenther <rguenther@suse.de>
15537 * tree.h (SSA_NAME_VALUE): Remove.
15538 (struct tree_ssa_name): Remove value_handle member.
15539 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
15540 array for jump threading.
15541 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
15543 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
15544 * tree-flow.h (threadedge_initialize_values): Declare.
15545 (threadedge_finalize_values): Likewise.
15546 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
15547 (SSA_NAME_VALUE): Define.
15548 (threadedge_initialize_values): New function.
15549 (threadedge_finalize_values): Likewise.
15550 * tree-ssa-dom.c (ssa_name_values): New global variable.
15551 (SSA_NAME_VALUE): Define.
15552 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
15554 2009-04-28 Ira Rosen <irar@il.ibm.com>
15556 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
15557 Use REPORT_VECTORIZED_LOCATIONS instead
15558 REPORT_VECTORIZED_LOOPS.
15559 * tree-vectorizer.c (vect_verbosity_level): Make static.
15560 (vect_loop_location): Rename to vect_location.
15561 (vect_set_verbosity_level): Update comment.
15562 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
15564 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
15565 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
15566 instead REPORT_UNVECTORIZED_LOOPS.
15567 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
15568 and vect_loop_def to vect_external_def and vect_internal_def.
15569 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
15570 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
15571 REPORT_UNVECTORIZED_LOCATIONS.
15572 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
15573 and vect_used_in_loop and to vect_unused_in_scope and
15574 vect_used_in_scope.
15575 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
15576 (vect_verbosity_level): Remove declaration.
15577 (vect_analyze_operations): Likewise.
15578 (vect_analyze_stmt): Declare.
15579 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
15580 REPORT_UNVECTORIZED_LOCATIONS.
15581 (vect_get_loop_niters): Fix indentation.
15582 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
15583 (vect_analyze_loop_operations): New function.
15584 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
15585 vect_analyze_operations.
15586 (vect_is_simple_reduction): Use new names.
15587 (vectorizable_live_operation, vect_transform_loop): Likewise.
15588 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
15589 to specify whether the data references can be a part of interleaving
15591 (vect_analyze_data_ref_dependence): Use new names.
15592 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
15593 (vect_create_addr_base_for_vector_ref): Remove redundant code.
15594 * tree-vect-patterns.c (widened_name_p): Use new names.
15595 (vect_recog_dot_prod_pattern): Likewise.
15596 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
15597 (process_use, vect_mark_stmts_to_be_vectorized,
15598 vect_model_simple_cost, vect_model_store_cost,
15599 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
15600 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
15601 vectorizable_operation, vectorizable_type_demotion,
15602 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
15603 vectorizable_condition): Likewise.
15604 (vect_analyze_operations): Split into vect_analyze_loop_operations
15606 (vect_analyze_stmt): ... new function.
15607 (new_stmt_vec_info): Use new names.
15608 (vect_is_simple_use): Use new names and fix comment.
15609 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
15610 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
15612 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15615 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
15616 and integer modes for x87 operands. Do not ICE for unsupported size,
15617 generate error instead. Generate error for unsupported operand types.
15618 ['z']: Do not handle HImode memory operands specially. Warning
15619 for floating-point operands. Fallthru to 'Z' for unsupported operand
15620 types. Do not ICE for unsupported size, generate error instead.
15621 (output_387_binary_op): Use %Z to output operands.
15622 (output_fp_compare): Ditto.
15623 (output_387_reg_move): Ditto.
15625 2009-04-28 Ben Elliston <bje@au.ibm.com>
15630 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15632 * builtins.c (c_strlen): Do not warn here.
15633 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15634 * c-common.c (pointer_int_sum): Take an explicit location.
15635 Warn about offsets out of bounds.
15636 * c-common.h (pointer_int_sum): Adjust declaration.
15638 2009-04-27 Ian Lance Taylor <iant@google.com>
15640 * collect2.c (is_ctor_dtor): Change type of ret field in struct
15642 * dce.c (run_fast_df_dce): Change type of old_flags to int.
15643 * df-core.c (df_set_flags): Change return type to int. Change
15644 type of old_flags to int.
15645 (df_clear_flags): Likewise.
15646 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
15647 (df_get_conditional_uses): Likewise.
15648 * df.h (df_set_flags, df_clear_flags): Update declarations.
15649 * dwarf2out.c (struct indirect_string_node): Change type of form
15650 field to enum dwarf_form.
15651 (AT_string_form): Change return type to enum dwarf_form.
15652 * fixed-value.c (fixed_compare): Add cast to enum type.
15653 * fwprop.c (update_df): Change 0 to VOIDmode.
15654 * gensupport.c: Change 0 to UNKNOWN.
15655 * gimple.h (gimple_cond_code): Add cast to enum type.
15656 * haifa-sched.c (reemit_notes): Add cast to enum type.
15657 * hooks.c (hook_int_void_no_regs): Remove function.
15658 * hooks.h (hook_int_void_no_regs): Remove declaration.
15659 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
15660 * predict.c (combine_predictions_for_insn): Add casts to enum type.
15661 * real.c (real_arithmetic): Add cast to enum type.
15662 (real_compare): Likewise.
15663 * target.h (struct gcc_target): Change return type of
15664 branch_target_register_class to enum reg_class.
15665 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
15666 default_branch_target_register_class.
15667 * targhooks.c (default_branch_target_register_class): New function.
15668 * targhooks.h (default_branch_target_register_class): Declare.
15669 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
15670 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
15672 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
15674 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
15675 vect_uninitialized_def. Change 0 to ERROR_MARK.
15676 * tree-vect-stmts.c (supportable_widening_operation): Don't
15677 initialize icode1 and icode2.
15678 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
15679 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
15681 (cmn_err_flag_specs): Change 0 to STD_C89.
15682 (cmn_err_char_table): Likewise.
15683 * config/arm/arm.c (get_arm_condition_code): Change type of code
15684 to enum arm_cond_code.
15685 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
15686 (IWMMXT_BUILTIN2): Likewise.
15687 (neon_builtin_type_bits): Don't define typedef.
15688 (neon_builtin_datum): Change type of bits field to int.
15689 (arm_expand_neon_args): Add cast to enum type.
15690 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
15692 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
15693 casts to enum type.
15694 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
15696 * config/mips/mips.md (jal_macro): Return enum constant.
15697 (single_insn): Likewise.
15698 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
15700 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15701 casts to enum type.
15702 * config/s390/s390.c (s390_tune_flags): Change type to int.
15703 (s390_arch_flags): Likewise.
15704 (s390_handle_arch_option): Change flags field of struct pta to int.
15705 * config/s390/s390.h (s390_tune_flags): Update declaration.
15706 (s390_arch_flags): Likewise.
15707 * config/sh/sh.c (prepare_move_operands): Compare
15708 tls_symbolic_operand result with enum constant.
15709 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
15710 (sh_expand_prologue): Add cast to enum type.
15711 (sh_expand_epilogue): Likewise.
15712 (tls_symbolic_operand): Change return type to enum tls_model.
15713 (fpscr_set_from_mem): Add cast to enum type.
15714 (legitimize_pic_address): Compare tls_symbolic_operand result with
15716 (sh_target_reg_class): Change return type to enum reg_class.
15717 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
15719 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
15720 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
15721 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
15722 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
15723 (delayed_branch, tls_call_delay): Likewise.
15724 (eligible_for_sibcall_delay): Likewise.
15725 (eligible_for_return_delay): Likewise.
15726 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
15727 (spu_expand_builtin_1): Likewise.
15729 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
15730 for all types of conversions.
15731 (output_init_element): Issue -Wc++-compat warning if needed when
15732 initializing a bitfield with enum type.
15733 * c-parser.c (c_parser_expression): Set original_type to
15734 original_type of right hand operand of comma operator.
15736 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15738 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
15740 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
15741 * doc/cpp.texi (Standard Predefined Macros)
15742 (Implementation-defined behavior): Likewise.
15743 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
15744 * doc/gimple.texi (GIMPLE Exception Handling)
15745 (@code{GIMPLE_ASSIGN}): Likewise.
15746 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
15747 * doc/invoke.texi (Warning Options, Optimize Options)
15748 (AVR Options, Darwin Options): Likewise.
15749 (Optimize Options): Reformulate -fwhole-program description.
15750 * doc/loop.texi (Lambda): Likewise.
15751 * doc/md.texi (Output Template, Define Constraints)
15752 (Standard Names, Insn Splitting): Likewise.
15753 * doc/options.texi (Option properties): Likewise.
15754 * doc/passes.texi (Tree-SSA passes): Likewise.
15755 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
15756 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
15757 (File Names and DBX): Likewise.
15758 * doc/trouble.texi (Incompatibilities): Likewise.
15760 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15762 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
15763 instruction is correct.
15765 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15767 Allow non-constant arguments to conversion intrinsics.
15768 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
15769 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
15770 * spu.c (print_operand): Handle 'v' and 'w'.
15771 (exp2_immediate_p, spu_gen_exp2): Define.
15772 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
15773 spu_convtf_1): Update parameter descriptions.
15774 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
15775 * constraints.md ('v', 'w'): New.
15776 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
15778 (i2f, I2F): New define_mode_attr.
15779 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
15780 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
15781 fixuns_truncv4sfv4si2): Update to use mode attribute.
15782 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
15783 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
15784 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
15785 patterns for combine.
15787 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
15789 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
15790 (cprop, hoist, pre, store_motion): New debug counters.
15791 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
15792 is not an RTL pass anymore.
15793 (pass_profiling): Remove extern decl for pass removed in 2005.
15794 (pass_gcse, pass_jump_bypass): Remove.
15795 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
15796 to 0 for clean state.
15797 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
15798 * cse.c (gate_handle_cse_after_global_opts,
15799 rest_of_handle_cse_after_global_opts): New functions.
15800 (pass_cse_after_global_opts): New pass, does local CSE.
15801 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
15802 (TV_CPROP): New timevar.
15803 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
15804 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
15805 (gcse_main, recompute_all_luids): Remove.
15806 (compute_hash_table_work): Call max_reg_num instead of reading
15808 (cprop_jump): Don't set run_jump_opt_after_gcse.
15809 (constprop_register): Always allow to alter jumps.
15810 (cprop_insn): Likewise.
15811 (do_local_cprop): Likewise.
15812 (local_cprop_pass): Likewise. Return non-zero if something changed.
15813 (cprop): Remove function, fold interesting bits into one_cprop_pass.
15814 (find_implicit_sets): Add note about missed optimization opportunity.
15815 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
15816 pass_rtl_cprop execute function.
15817 Don't bother tracking the pass number, each pass gets its own dumpfile
15819 Always allow to alter jumpsand bypass jumps.
15820 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
15821 will just find no suitable set.
15822 (pre_edge_insert): Fix dumping, this function is for PRE only.
15823 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
15824 pass_rtl_pre execute function.
15825 (hoist_code): Return non-zero if something changed. Keep track of
15826 substitutions and insertions for statistics gathering similar to PRE.
15827 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
15828 called from the pass_rtl_hoist execute function. Show pass statistics.
15829 (compute_store_table): Use max_reg_num directly instead of using the
15830 formerly global max_gcse_regno.
15831 (build_store_vectors): Likewise.
15832 (replace_store_insn): Fix dumping.
15833 (store_motion): Rename to ...
15834 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
15835 pass, called from the pass_rtl_store_motion execute function. Keep
15836 track of substitutions and insertions for statistics gathering similar
15838 (bypass_jumps): Remove, fold interesting bits into ...
15839 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
15840 from the pass_rtl_cprop execute function.
15841 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
15842 pass_jump_bypass): Remove.
15843 (gate_handle_gcse, rest_of_handle_gcse): Remove.
15844 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
15845 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
15846 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
15847 (gate_rtl_store_motion, execute_rtl_store_motion,
15848 pass_rtl_store_motion): New.
15849 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
15850 make it clear that -fcse-skip-blocks is a no-op for backward compat.
15851 * passes.c (init_optimization_passes): Remove pass_gcse and
15852 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
15853 and cse_after_global_opts in place of pass_gcse. Schedule cprop
15854 instead of pass_jump_bypass.
15856 2009-04-27 Richard Guenther <rguenther@suse.de>
15858 PR middle-end/39928
15859 * gimplify.c (gimplify_expr): If we are required to create
15860 a temporary make sure it ends up as register.
15862 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
15865 * config/i386/i386.c (construct_container): Don't call
15866 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
15867 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
15869 2009-04-27 Michael Matz <matz@suse.de>
15871 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
15872 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
15873 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
15874 (dump_replaceable_exprs): Take a bitmap.
15875 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
15877 (expand_gimple_basic_block): Likewise.
15878 * tree-ssa-ter.c (struct temp_expr_table_d): Make
15879 replaceable_expressions member a bitmap.
15880 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
15881 (mark_replaceable): Likewise.
15882 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
15883 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
15885 2009-04-27 Richard Guenther <rguenther@suse.de>
15887 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
15888 (verify_stmts): Dispatch to gimple/type verification code.
15889 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
15890 issue with call argument types.
15892 2009-04-27 Michael Matz <matz@suse.de>
15894 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
15895 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
15898 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
15899 Eric Botcazou <ebotcazou@adacore.com>
15901 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
15902 a label's basic block.
15903 (mark_target_live_regs): Tidy and rework obsolete comments.
15904 Change back DF problem to LIVE. If a label starts a basic block,
15905 assume that all registers that used to be live then still are.
15906 (init_resource_info): If a label starts a basic block, set its
15907 BLOCK_FOR_INSN accordingly.
15908 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
15910 2009-04-27 Richard Guenther <rguenther@suse.de>
15912 * tree-flow-inline.h (function_ann): Remove.
15913 (get_function_ann): Likewise.
15914 * tree-dfa.c (create_function_ann): Remove.
15915 * tree-flow.h (struct static_var_ann_d): Remove.
15916 (struct function_ann_d): Likewise.
15917 (union tree_ann_d): Remove fdecl member.
15918 (function_ann_t): Remove.
15919 (function_ann, get_function_ann, create_function_ann): Remove
15922 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
15924 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
15926 2009-04-27 Jan Hubicka <jh@suse.cz>
15928 * ipa-pure-const.c (struct funct_state_d): New fields
15929 state_previously_known, looping_previously_known; remove
15930 state_set_in_source.
15931 (analyze_function): Use new fields.
15932 (propagate): Avoid assumption that state_set_in_source imply
15935 * tree-ssa-loop-niter.c (finite_loop_p): New function.
15936 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
15937 * cfgloop.h (finite_loop_p): Declare.
15939 2009-04-26 Michael Matz <matz@suse.de>
15941 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
15943 2009-04-26 Michael Matz <matz@suse.de>
15945 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
15946 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
15947 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
15948 pass_mark_used_blocks): Remove.
15949 * tree-optimize.c (pass_free_datastructures,
15950 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
15951 * passes.c (init_optimization_passes): Don't call
15952 pass_mark_used_blocks, remove dead code.
15954 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
15956 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
15957 * tree-ssa-live.h (register_ssa_partition): Likewise.
15959 2009-04-26 Michael Matz <matz@suse.de>
15962 * builtins.c (fold_builtin_next_arg): Handle SSA names.
15963 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
15964 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
15966 (compare_pairs): Swap cost comparison.
15967 (coalesce_ssa_name): Don't use change_partition_var.
15968 * tree-nrv.c (struct nrv_data): Add modified member.
15969 (finalize_nrv_r): Set it.
15970 (tree_nrv): Use it to update statements.
15971 (pass_nrv): Require PROP_ssa.
15972 * tree-mudflap.c (mf_decl_cache_locals,
15973 mf_build_check_statement_for): Use make_rename_temp.
15974 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
15975 * alias.c (find_base_decl): Handle SSA names.
15976 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
15977 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
15978 * rtl.h (set_reg_attrs_for_parm): Declare.
15979 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
15980 to "optimized", remove unused locals at finish.
15981 (execute_free_datastructures): Make global, call
15982 delete_tree_cfg_annotations.
15983 (execute_free_cfg_annotations): Don't call
15984 delete_tree_cfg_annotations.
15986 * ssaexpand.h: New file.
15987 * expr.c (toplevel): Include ssaexpand.h.
15988 (expand_assignment): Handle SSA names the same as register variables.
15989 (expand_expr_real_1): Expand SSA names.
15990 * cfgexpand.c (toplevel): Include ssaexpand.h.
15991 (SA): New global variable.
15992 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
15993 (SSAVAR): New macro.
15994 (set_rtl): New helper function.
15995 (add_stack_var): Deal with SSA names, use set_rtl.
15996 (expand_one_stack_var_at): Likewise.
15997 (expand_one_stack_var): Deal with SSA names.
15998 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
15999 before unique numbers.
16000 (expand_stack_vars): Use set_rtl.
16001 (expand_one_var): Accept SSA names, add asserts for them, feed them
16002 to above subroutines.
16003 (expand_used_vars): Expand all partitions (without default defs),
16004 then only the local decls (ignoring those expanded already).
16005 (expand_gimple_cond): Remove edges when jumpif() expands an
16006 unconditional jump.
16007 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
16008 or remove abnormal edges. Ignore insns setting the LHS of a TERed
16010 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
16011 members of SA; deal with PARM_DECL partitions here; expand
16012 all PHI nodes, free tree datastructures and SA. Commit instructions
16013 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
16014 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
16015 info and statements at start, collect garbage at finish.
16016 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
16017 (VAR_ANN_PARTITION) Remove.
16018 (change_partition_var): Don't declare.
16019 (partition_to_var): Always return SSA names.
16020 (var_to_partition): Only accept SSA names.
16021 (register_ssa_partition): Only check argument.
16022 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
16024 (delete_var_map): Don't free it.
16025 (var_union): Only accept SSA names, simplify.
16026 (partition_view_init): Mark only useful SSA names as used.
16027 (partition_view_fini): Only deal with SSA names.
16028 (change_partition_var): Remove.
16029 (dump_var_map): Use ssa_name instead of partition_to_var member.
16030 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
16032 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
16033 (struct _elim_graph): New member const_dests; nodes member vector of
16035 (set_location_for_edge): New static helper.
16036 (create_temp): Remove.
16037 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
16038 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
16039 (new_elim_graph): Allocate const_dests member.
16040 (clean_elim_graph): Truncate const_dests member.
16041 (delete_elim_graph): Free const_dests member.
16042 (elim_graph_size): Adapt to new type of nodes member.
16043 (elim_graph_add_node): Likewise.
16044 (eliminate_name): Likewise.
16045 (eliminate_build): Don't take basic block argument, deal only with
16046 partition numbers, not variables.
16047 (get_temp_reg): New static helper.
16048 (elim_create): Use it, deal with RTL temporaries instead of trees.
16049 (eliminate_phi): Adjust all calls to new signature.
16050 (assign_vars, replace_use_variable, replace_def_variable): Remove.
16051 (rewrite_trees): Only do checking.
16052 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
16053 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
16054 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
16055 contains_tree_r, MAX_STMTS_IN_LATCH,
16056 process_single_block_loop_latch, analyze_edges_for_bb,
16057 perform_edge_inserts): Remove.
16058 (expand_phi_nodes): New global function.
16059 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
16060 functions, initialize new parameter, remember partitions having a
16062 (finish_out_of_ssa): New global function.
16063 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
16064 don't reset in_ssa_p here, don't disable TER when mudflap.
16065 (pass_del_ssa): Remove.
16066 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
16068 (execute_free_datastructures): Declare.
16069 * Makefile.in (SSAEXPAND_H): New variable.
16070 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
16071 * basic-block.h (commit_one_edge_insertion): Declare.
16072 * passes.c (init_optimization_passes): Move pass_nrv and
16073 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
16074 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
16075 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
16076 (redirect_branch_edge): Deal with super block when expanding, split
16077 out jump patching itself into ...
16078 (patch_jump_insn): ... here, new static helper.
16080 2009-04-26 Michael Matz <matz@suse.de>
16082 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
16083 beyond num_ssa_names.
16084 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
16085 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
16087 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16089 PR inline-asm/39543
16090 * fwprop.c (forward_propagate_asm): New function.
16091 (forward_propagate_and_simplify): Propagate also into __asm, if it
16092 doesn't increase the number of referenced registers.
16095 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
16097 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16099 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
16100 note_nonlocal_vla_type for nonlocal VLAs.
16101 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
16102 contains_remapped_vars, remap_vla_decls): New functions.
16103 (convert_nonlocal_reference_stmt): If not optimizing, call
16104 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
16105 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
16106 if it wasn't found in var_map.
16107 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
16108 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
16109 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
16111 * gimplify.c (nonlocal_vlas): New variable.
16112 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
16114 (gimplify_body): Create and destroy nonlocal_vlas.
16116 * dwarf2out.c (loc_descr_plus_const): New function.
16117 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
16118 mem_loc_descriptor, loc_descriptor_from_tree_1,
16119 descr_info_loc, gen_variable_die): Use it.
16121 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
16122 !TREE_STATIC VAR_DECLs.
16123 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
16124 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
16125 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
16126 DECL_BY_REFERENCE is valid.
16127 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
16128 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
16129 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
16130 Copy DECL_BY_REFERENCE.
16131 (struct nesting_copy_body_data): New type.
16132 (nesting_copy_decl): New function.
16133 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
16134 if they have variable length.
16136 2009-04-26 Michael Matz <matz@suse.de>
16138 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
16139 mark new temporaries for renaming.
16141 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16144 * c-decl.c (global_bindings_p): Return negative value.
16145 (c_variable_size): New. Based on variable_size from
16147 (grokdeclarator): Call c_variable_size not variable_size.
16149 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
16151 * config/i386/i386.c (print_operand) ['z']: Fix typo.
16153 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
16155 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
16156 Redefine it to just use mingw/include.
16157 (ASM_SPEC): Rules for -m32 and -m64.
16158 (LINK_SPEC): Use Likewise.
16159 (SPEC_32): New define.
16160 (SPEC_64): Likewise.
16161 (SUB_LINK_SPEC): Likewise.
16162 (MULTILIB_DEFAULTS): New define.
16163 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
16164 Add multilib options.
16165 (MULTILIB_DIRNAMES): Likewise.
16166 (MULTILIB_OSDIRNAMES): Likewise.
16167 (LIBGCC): Likewise.
16168 (INSTALL_LIBGCC): Likewise.
16170 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16173 * c-tree.h (enum c_inline_static_type): New.
16174 (record_inline_static): Declare.
16175 * c-decl.c (struct c_inline_static, c_inline_statics,
16176 record_inline_static, check_inline_statics): New.
16177 (pop_file_scope): Call check_inline_statics.
16178 (start_decl): Call record_inline_static instead of pedwarning
16179 directly for static in inline function.
16180 * c-typeck.c (build_external_ref): Call record_inline_static
16181 instead of pedwarning directly for static referenced in inline
16184 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
16186 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
16187 not new but only being rescanned.
16188 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
16189 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
16190 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
16191 record_set_info, compute_set, grealloc): Remove.
16192 (recompute_all_luids): New function.
16193 (gcse_main): Don't compute sets, and don't do related memory
16194 allocations/free-ing. If something changed before the end of the
16195 pass, update LUIDs using recompute_all_luids.
16196 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
16197 (free_gcse_mem): Don't free it either.
16198 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
16199 Use the df insn LUIDs.
16200 (load_killed_in_block): Likewise.
16201 (compute_hash_table_work): Don't compute reg_set_in_block.
16202 (compute_transp): Use DF_REG_DEF_CHAINs.
16203 (local_cprop_pass): Don't use compute_sets and related functions.
16204 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
16205 Use get_max_uid() instead of max_cuid.
16206 (insert_insn_end_basic_block, pre_insert_copy_insn,
16207 update_ld_motion_stores): Don't try to
16208 keep reg_set tables up to date.
16209 (pre_insert_copies): Use df insn LUIDs.
16210 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
16211 (reg_set_info): Don't use extra bitmap argument.
16212 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
16213 information to compute regs_set_in_block.
16214 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
16215 (bypass_jumps): Don't use compute_sets and friends.
16217 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16220 * opts.c (undocumented_msg): Do not leave blank even with
16223 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16225 * c-decl.c (build_enumerator): Allow values folding to integer
16226 constants but not integer constant expressions with a pedwarn if
16229 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16232 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
16233 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
16234 type is an integer constant.
16236 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
16239 * config/i386/i386.c (print_operand) ['z']: Revert handling of
16242 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16245 * c-decl.c (grokdeclarator): Diagnose declarations of functions
16246 with variably modified return type and no storage class
16247 specifiers, except for the case of nested functions. Distinguish
16248 extern declarations of functions with variably modified return
16249 types from those of objects with variably modified types.
16251 2009-04-25 Jan Hubicka <jh@suse.cz>
16253 * tree.c (list_equal_p): New function.
16254 * tree.h (list_equal_p): Declare.
16255 * coretypes.h (edge_def, edge, const_edge, basic_block_def
16256 basic_block_def, basic_block, const_basic_block): New.
16257 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
16258 (redirect_eh_edge): New function.
16259 (make_eh_edge_update_phi): EH edges are not abnormal.
16260 * except.c: Include tree-flow.h.
16261 (list_match): New function.
16262 (eh_region_replaceable_by_p): New function.
16263 (replace_region): New function.
16264 (hash_type_list): New function.
16265 (hash_eh_region): New function.
16266 (eh_regions_equal_p): New function.
16267 (merge_peers): New function.
16268 (remove_unreachable_regions): Verify EH tree when checking;
16270 (copy_eh_region_1): New function.
16271 (copy_eh_region): New function.
16272 (push_reachable_handler): New function.
16273 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
16274 regions without label but with live RESX.
16275 * except.h (redirect_eh_edge_to_label): New.
16276 * tree-flow.h (redirect_eh_edge): New.
16277 * coretypes.h (edge_def, edge, const_edge, basic_block_def
16278 basic_block_def, basic_block, const_basic_block): Remove.
16279 * Makefile.in (except.o): Add dependency on tree-flow.h
16280 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
16281 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
16284 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
16287 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
16288 on the destination of memcpy.
16290 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
16292 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
16293 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
16294 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
16296 2009-04-25 Jan Hubicka <jh@suse.cz>
16298 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
16299 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
16300 to be reached by different label than left.
16301 (update_eh_edges): Update comment; remove edge_to_remove if possible
16302 and return true if suceeded.
16303 (cleanup_empty_eh): Accept sharing map; handle shared regions.
16304 (cleanup_eh): Compute sharing map.
16305 * except.c (remove_eh_handler_and_replace): Add argument if we should
16307 (remove_unreachable_regions): Update for label sharing.
16308 (label_to_region_map): Likewise.
16309 (get_next_region_sharing_label): New function.
16310 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
16312 (remove_eh_handler): Update.
16313 (remove_eh_region_and_replace_by_outer_of): New function.
16314 * except.h (struct eh_region): Add next_region_sharing_label.
16315 (remove_eh_region_and_replace_by_outer_of,
16316 get_next_region_sharing_label): Declare.
16317 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
16319 2009-04-25 Jan Hubicka <jh@suse.cz>
16321 * tree-cfg.c (split_critical_edges): Split also edges where we can't
16322 insert code even if they are not critical.
16324 2009-04-25 Jan Hubicka <jh@suse.cz>
16326 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
16327 (gimple_can_remove_branch_p): EH edges won't remove branch by
16329 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
16330 updating of non-abnormal EH edges.
16331 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
16332 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
16333 (split_critical_edges): Split also edges where emitting code on them
16334 will lead to splitting later.
16336 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
16337 H.J. Lu <hongjiu.lu@intel.com>
16340 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
16341 the configured assembler supports fildq and fistpq mnemonics.
16342 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
16343 * configure: Regenerated.
16344 * config.in: Ditto.
16346 * config/i386/i386.c (print_operand): Handle 'Z'.
16347 ['z']: Remove handling of special fild/fist suffixes.
16348 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
16349 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
16350 suffix of fild insn.
16351 (*floatsi<mode>2_vector_mixed): Ditto.
16352 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
16353 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
16354 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16355 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
16356 * config/i386/gas.h (GAS_MNEMONICS): Remove.
16358 2009-04-25 Ben Elliston <bje@au.ibm.com>
16360 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
16361 the source of a set operation.
16363 2009-04-25 Anatoly Sokolov <aesok@post.ru>
16365 * target.h (struct gcc_target): Add case_values_threshold field.
16366 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
16367 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
16368 * targhooks.c (default_case_values_threshold): New function.
16369 * targhooks.h (default_case_values_threshold): Declare function.
16370 * stmt.c (expand_case): Use case_values_threshold target hook.
16371 * expr.h (case_values_threshold): Remove declartation.
16372 * expr.c (case_values_threshold): Remove function.
16373 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
16375 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
16376 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
16377 (avr_case_values_threshold): Declare as static.
16378 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
16380 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
16381 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
16382 (mn10300_case_values_threshold): New function.
16384 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
16386 * ira.c (setup_cover_and_important_classes): Add enum cast.
16388 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
16390 * genpreds.c (write_enum_constraint_num): Output definition of
16391 CONSTRAINT_NUM_DEFINED_P macro.
16392 * ira.c (setup_cover_and_important_classes): Use
16393 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
16395 2009-04-24 DJ Delorie <dj@redhat.com>
16397 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
16398 __SH2A_SINGLE_ONLY__ also.
16400 2009-04-24 Steve Ellcey <sje@cup.hp.com>
16402 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
16403 (movdf_internal): Ditto.
16404 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
16405 SFmode and DFmode constants.
16406 (ia64_print_operand): Add 'G' format for printing
16407 floating point constants.
16409 2009-04-24 Richard Guenther <rguenther@suse.de>
16411 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
16412 from unsigned additions.
16414 2009-04-24 Joseph Myers <joseph@codesourcery.com>
16416 * c-typeck.c (set_init_index): Allow array designators that are
16417 not integer constant expressions with a pedwarn if pedantic.
16419 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
16421 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
16422 zero if no overlap in nonzero bits between the operands.
16424 2009-04-24 Ian Lance Taylor <iant@google.com>
16426 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
16427 (record_dead_and_set_regs): Likewise.
16428 * df.h (struct df_mw_hardreg): Change flags field to int.
16429 (struct df_base_ref): Likewise.
16430 (struct df): Change changeable_flags field to int.
16431 * df-scan.c (df_defs_record): Change clobber_flags to int.
16432 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
16433 constants rather than #define macros.
16434 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
16435 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
16436 (enum dwarf_calling_convention): Likewise.
16437 (enum dwarf_line_number_x_ops): Likewise.
16438 (enum dwarf_call_frame_info): Likewise.
16439 (enum dwarf_source_language): Likewise.
16440 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
16441 (add_calling_convention_attribute): Likewise.
16442 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
16443 (combine_comparisons): Change compcode to int. Add cast to enum type.
16444 * genrecog.c (maybe_both_true_2): Change c to int.
16445 (write_switch): Likewise. Add cast to enum type.
16446 * gimplify.c (gimplify_omp_for): Handle return values from
16447 gimplify_expr using MIN rather than bitwise or.
16448 (gimplify_expr): Add cast to enum type.
16449 * ipa-prop.c (update_jump_functions_after_inlining): Change
16450 IPA_BOTTOM to IPA_JF_UNKNOWN.
16451 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
16452 Add casts to enum type.
16453 (setup_cover_and_important_classes): Change cl to int. Add casts
16455 (setup_class_translate): Change cl and mode to int.
16456 (ira_init_once): Change mode to int.
16457 (free_register_move_costs): Likewise.
16458 (setup_prohibited_mode_move_regs): Add casts to enum type.
16459 * langhooks.c (add_builtin_function_common): Rework assertion that
16460 value fits bitfield.
16461 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
16462 * omega.c (omega_do_elimination): Avoid math on enum types.
16463 * optabs.c (expand_vec_shift_expr): Remove casts to int.
16464 * opts.c (set_debug_level): Change 2 to enum constant. Use new
16465 int local to handle integral_argment value.
16466 * regmove.c (try_auto_increment): Change PUT_MODE to
16468 * reload.c (push_secondary_reload): Add casts to enum type.
16469 (secondary_reload_class, find_valid_class): Likewise.
16470 * reload1.c (emit_input_reload_insns): Likewise.
16471 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
16472 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
16473 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
16475 * tree.c (build_common_builtin_nodes): Add casts to enum type.
16476 * tree-complex.c (complex_lattice_t): Typedef to int rather than
16478 (expand_complex_libcall): Add casts to enum type.
16479 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
16480 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
16481 with ERROR_MARK, not NUM_TREE_CODES.
16482 (vect_create_epilog_for_reduction): Likewise.
16483 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
16484 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
16485 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
16487 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
16488 vect_unused_in_loop. Change 0 to loop_vect.
16489 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
16490 * var-tracking.c (get_init_value): Change return type to enum
16492 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
16493 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
16495 (arm_override_options): Add casts to enum type.
16496 (arm_emit_tls_decoration): Likewise.
16497 * config/i386/i386.c (ix86_function_specific_restore): Add casts
16499 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
16500 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
16501 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
16503 * config/s390/s390.c (code_for_builtin_64): Change to array of
16505 (code_for_builtin_31): Likewise.
16506 (s390_expand_builtin): Change code_for_builtin to enum insn_code
16508 * config/sparc/sparc.c (sparc_override_options): Change value
16509 field in struct code_model to enum cmodel. In initializer change
16510 0 to NULL and add cast to enum type.
16512 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
16513 Change all callers. Issue a -Wc++-compat warning using
16514 lhs_origtype if necessary.
16515 (convert_for_assignment): Issue -Wc++-compat warnings about
16516 invalid conversions to enum type on assignment.
16517 * c-common.h (build_modify_expr): Update declaration.
16519 2009-04-24 Nick Clifton <nickc@redhat.com>
16521 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
16522 (function_arg_advance): Likewise.
16523 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
16526 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16528 * config/s390/constraints.md ('I', 'J'): Fix condition.
16530 2009-04-24 Diego Novillo <dnovillo@google.com>
16532 * gengtype-parse.c (parse_error): Add newline after message.
16534 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
16536 * config/i386/sse.md (avxmodesuffixs): Removed.
16537 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
16538 (*avx_pinsr<ssevecsize>): This.
16540 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
16542 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
16543 follow chains of regs with a single definition, and allow expressions
16544 that are function_invariant_p.
16545 (simple_rhs_p): Allow expressions that are function_invariant_p.
16547 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
16549 PR middle-end/39867
16550 * fold-const.c (fold_cond_expr_with_comparison): When folding
16551 > and >= to MAX, make sure the MAX uses the same type as the
16552 comparison's operands.
16554 2009-04-24 Nick Clifton <nickc@redhat.com>
16556 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
16557 addressing for DImode accesses.
16558 (frv_print_operand_address): Handle PLUS case.
16559 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
16561 2009-04-24 Jakub Jelinek <jakub@redhat.com>
16563 PR rtl-optimization/39794
16564 * alias.c (canon_true_dependence): Add x_addr argument.
16565 * rtl.h (canon_true_dependence): Adjust prototype.
16566 * cse.c (check_dependence): Adjust canon_true_dependence callers.
16567 * cselib.c (cselib_invalidate_mem): Likewise.
16568 * gcse.c (compute_transp): Likewise.
16569 * dse.c (scan_reads_nospill): Likewise.
16570 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
16571 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
16572 canon_base_addr of the group, plus optional offset.
16573 (struct group_info): Rename canon_base_mem to
16575 (get_group_info): Set canon_base_addr to canon_rtx of base, not
16576 canon_rtx of base_mem.
16578 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
16580 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
16581 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
16583 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16585 * config/spu/spu-builtins.h: Delete file.
16587 * config/spu/spu.h (enum spu_builtin_type): Move here from
16589 (struct spu_builtin_description): Likewise. Add GTY marker.
16590 Do not use enum spu_function_code or enum insn_code.
16591 (spu_builtins): Add extern declaration.
16593 * config/spu/spu.c: Do not include "spu-builtins.h".
16594 (enum spu_function_code, enum spu_builtin_type_index,
16595 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
16596 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
16597 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
16598 unsigned_V2DI_type_node): Move here from spu-builtins.h.
16599 (spu_builtin_types): Make static. Add GTY marker.
16600 (spu_builtins): Add extern declaration with GTY marker.
16601 Include "gt-spu.h".
16603 * config/spu/spu-c.c: Do not include "spu-builtins.h".
16604 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
16605 Check programmatically whether all parameters are scalar.
16607 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
16609 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
16611 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
16612 assignment from the constructor either if the target is volatile.
16614 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
16616 * config/arm/arm.md (insv): Do not share operands[0].
16618 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
16620 * config/vxlib-tls.c (active_tls_threads): Delete.
16621 (delete_hook_installed): New.
16622 (tls_delete_hook): Don't delete the delete hook.
16623 (tls_destructor): Delete it here.
16624 (__gthread_set_specific): Adjust installing the delete hook.
16625 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
16626 __gthread_leave_tsd_dtor_context.
16628 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
16630 * c-format.c (gcc_tdiag_char_table): Add support for %E.
16632 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
16634 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
16636 (alpha_rtx_costs): Ditto.
16637 (emit_unlikely_jump): Use add_reg_note.
16638 (emit_frame_store_1): Ditto.
16639 (alpha_expand_prologue): Ditto.
16640 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16641 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
16643 2009-04-23 Nick Clifton <nickc@redhat.com>
16645 * config/v850/v850.md (epilogue): Remove suppressed code.
16646 (return): Rename to return_simple and remove test of frame size.
16647 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
16648 to gen_return_simple.
16650 2009-04-22 Jing Yu <jingyu@google.com>
16653 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
16655 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16658 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
16659 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
16660 value is a VECTOR_CST, the element type is the element type of the
16663 2009-04-22 DJ Delorie <dj@redhat.com>
16665 * config/m32c/m32c.h: Update GTY annotations to new syntax.
16667 2009-04-22 Jakub Jelinek <jakub@redhat.com>
16669 * alias.c (find_base_term): Move around LO_SUM case, so that
16670 CONST falls through into PLUS/MINUS handling.
16673 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
16674 into 0, use omit_one_operand.
16676 2009-04-23 Ben Elliston <bje@au.ibm.com>
16678 * config/rs6000/linux-unwind.h (get_regs): Remove type
16679 puns. Change the type of `pc' to an array of unsigned ints and
16680 update all users. Constify frame24.
16682 2009-04-22 DJ Delorie <dj@redhat.com>
16684 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
16685 declarations before code.
16686 (current_function_special_page_vector): Likewise.
16687 (m32c_expand_insv): Silence a warning.
16689 2009-04-21 Taras Glek <tglek@mozilla.com>
16691 * alias.c: Update GTY annotations to new syntax.
16692 * basic-block.h: Likewise.
16693 * bitmap.h: Likewise.
16694 * c-common.h: Likewise.
16695 * c-decl.c: Likewise.
16696 * c-parser.c: Likewise.
16697 * c-pragma.c: Likewise.
16698 * c-tree.h: Likewise.
16699 * cfgloop.h: Likewise.
16700 * cgraph.h: Likewise.
16701 * config/alpha/alpha.c: Likewise.
16702 * config/arm/arm.h: Likewise.
16703 * config/avr/avr.h: Likewise.
16704 * config/bfin/bfin.c: Likewise.
16705 * config/cris/cris.c: Likewise.
16706 * config/darwin.c: Likewise.
16707 * config/frv/frv.c: Likewise.
16708 * config/i386/i386.c: Likewise.
16709 * config/i386/i386.h: Likewise.
16710 * config/i386/winnt.c: Likewise.
16711 * config/ia64/ia64.h: Likewise.
16712 * config/iq2000/iq2000.c: Likewise.
16713 * config/mips/mips.c: Likewise.
16714 * config/mmix/mmix.h: Likewise.
16715 * config/pa/pa.c: Likewise.
16716 * config/pa/pa.h: Likewise.
16717 * config/rs6000/rs6000.c: Likewise.
16718 * config/s390/s390.c: Likewise.
16719 * config/sparc/sparc.c: Likewise.
16720 * config/xtensa/xtensa.c: Likewise.
16721 * cselib.h: Likewise.
16722 * dbxout.c: Likewise.
16723 * dwarf2out.c: Likewise.
16724 * except.c: Likewise.
16725 * except.h: Likewise.
16726 * fixed-value.h: Likewise.
16727 * function.c: Likewise.
16728 * function.h: Likewise.
16729 * gimple.h: Likewise.
16730 * integrate.c: Likewise.
16731 * optabs.c: Likewise.
16732 * output.h: Likewise.
16733 * real.h: Likewise.
16735 * stringpool.c: Likewise.
16736 * tree-data-ref.c: Likewise.
16737 * tree-flow.h: Likewise.
16738 * tree-scalar-evolution.c: Likewise.
16739 * tree-ssa-address.c: Likewise.
16740 * tree-ssa-alias.h: Likewise.
16741 * tree-ssa-operands.h: Likewise.
16742 * tree.c: Likewise.
16743 * tree.h: Likewise.
16744 * varasm.c: Likewise.
16745 * varray.h: Likewise.
16747 * coretypes.h: Do not define GTY macro if it is already defined.
16748 * doc/gty.texi: Update GTY documentation to new syntax.
16749 * gengtype-lex.l: Enforce attribute-like syntax for GTY
16750 annotations on structs.
16751 * gengtype-parse.c: Likewise.
16753 2009-04-22 Mark Heffernan <meheff@google.com>
16755 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
16757 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
16759 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
16762 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
16764 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
16765 the same as a PLUS without a shift. Increase the cost of a
16768 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16770 * Makefile.in: Update dependencies.
16771 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
16772 * errors.h: Remove bogus comment about compatibility.
16773 (warning): Update declaration.
16774 * genautomata.c: Update all calls to warning.
16775 * gimple.c: Do not include errors.h. Include toplev.h.
16776 * tree-ssa-structalias.c: Do not include errors.h.
16777 * omega.c: Likewise.
16778 * tree-ssa-reassoc.c: Likewise.
16779 * config/spu/spu-c.c: Likewise.
16780 * config/spu/t-spu-elf: Update dependencies.
16782 2009-04-22 Richard Guenther <rguenther@suse.de>
16784 PR tree-optimization/39824
16785 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
16786 make sure the types are compatible.
16788 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16791 * c-common.c (c_parse_error): Take a token_flags parameter.
16792 Use token_type for the token type instead.
16793 Pass token_flags to cpp_type2name.
16794 * c-common.h (c_parse_error): Update declaration.
16795 * c-parser.c (c_parser_error): Pass 0 as token flags.
16797 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
16799 PR rtl-optimization/39580
16800 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
16802 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16804 * function.c (expand_function_end): Do not emit a jump to the "naked"
16805 return label for fall-through returns.
16806 * except.c (sjlj_emit_function_exit): Always place the call to the
16807 unregister function at the location installed by expand_function_end.
16809 2009-04-22 Richard Guenther <rguenther@suse.de>
16811 PR tree-optimization/39845
16812 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
16813 (gen_inbound_check): Likewise.
16815 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
16817 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
16819 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
16820 * config/vxlib.c (__gthread_once): Add race guard for PPC.
16822 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16824 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
16825 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
16826 shift counts to avoid out-of-bounds array accesses.
16828 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16830 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
16831 (Pmode): Move above.
16833 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
16835 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
16836 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
16837 GET_CODE macro. Use IN_RANGE macro where appropriate.
16838 * config/alpha/alpha.h: Ditto.
16839 * config/alpha/alpha.md: Ditto.
16840 * config/alpha/constraints.md: Ditto.
16841 * config/alpha/predicates.md: Ditto.
16843 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
16845 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
16846 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16847 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16848 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16849 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16850 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16851 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16852 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16853 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16854 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16855 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16856 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16857 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16858 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16859 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16860 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16861 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16862 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16863 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16864 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16865 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16866 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16867 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16868 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16869 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16870 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16871 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
16873 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
16875 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
16876 references from comments.
16877 * cfgbuild.c: (count_basic_blocks): Delete.
16878 (find_basic_blocks_1): Delete.
16879 (find_basic_blocks): Delete.
16880 * except.c (finish_eh_generation): Make static. Move comment from
16881 except.h here. Remove find_basic_blocks references from comments.
16882 * except.h (finish_eh_generation): Delete.
16883 * basic-block.h (find_basic_blocks): Delete.
16884 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
16886 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
16888 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
16889 (sdbout_parms): Likewise.
16891 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
16893 * config/sh/sh.c (prepare_cbranch_operands): Use
16894 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
16895 (expand_cbranchdi4): Likewise.
16896 (from_compare): Add cast to enum type.
16897 (expand_cbranchsi4): Use add_reg_note.
16898 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
16899 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
16900 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
16901 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
16902 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
16903 instead of CODE_FOR_nothing.
16904 (cbranchdi4): Likewise. Fix the order of arguments for
16906 (push_fpscr): Use add_reg_note.
16907 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
16908 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
16910 2009-04-21 Joseph Myers <joseph@codesourcery.com>
16912 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
16913 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
16914 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
16915 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
16916 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
16917 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
16918 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
16919 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
16920 config/alpha/x-vms, config/arc/t-arc,
16921 config/arm/README-interworking, config/arm/arm-c.c,
16922 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
16923 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
16924 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
16925 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
16926 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
16927 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
16928 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
16929 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
16930 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
16931 config/cris/t-elfmulti, config/crx/t-crx,
16932 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
16933 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
16934 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
16935 config/h8300/t-h8300, config/i386/athlon.md,
16936 config/i386/darwin-libgcc.10.4.ver,
16937 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
16938 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
16939 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
16940 config/i386/t-linux64, config/i386/t-nwld,
16941 config/i386/t-rtems-i386, config/i386/t-sol2-10,
16942 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
16943 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
16944 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
16945 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
16946 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
16947 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
16948 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
16949 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
16950 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
16951 config/m68k/t-uclinux, config/mcore/t-mcore,
16952 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
16953 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
16954 config/mips/crtn.asm, config/mips/irix-crti.asm,
16955 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
16956 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
16957 config/mips/mips-fixed.md, config/mips/sb1.md,
16958 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
16959 config/mips/t-iris6, config/mips/t-isa3264,
16960 config/mips/t-libgcc-mips16, config/mips/t-linux64,
16961 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
16962 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
16963 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
16964 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
16965 config/mn10300/t-linux, config/mn10300/t-mn10300,
16966 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
16967 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
16968 config/picochip/libgccExtras/clzsi2.asm,
16969 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
16970 config/rs6000/darwin-libgcc.10.4.ver,
16971 config/rs6000/darwin-libgcc.10.5.ver,
16972 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
16973 config/rs6000/t-aix43, config/rs6000/t-aix52,
16974 config/rs6000/t-darwin, config/rs6000/t-fprules,
16975 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
16976 config/rs6000/t-lynx, config/rs6000/t-netbsd,
16977 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
16978 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
16979 config/rs6000/t-rtems, config/rs6000/t-spe,
16980 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
16981 config/score/t-score-elf, config/sh/divcost-analysis,
16982 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
16983 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
16984 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
16985 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
16986 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
16987 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
16988 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
16989 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
16990 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
16991 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
16992 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
16993 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
16994 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
16995 limitx.h, version.c, xcoff.h: Add copyright and license notices.
16996 * config/h8300/genmova.sh: Include copyright and license notices
16997 in generated output.
16998 * config/h8300/mova.md: Regenerate.
16999 * doc/install.texi2html: Include word "Copyright" in copyright
17000 notice and use name "Free Software Foundation, Inc.".
17001 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17002 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17003 ChangeLog-2007, ChangeLog-2008: Correct dates.
17005 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
17007 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
17008 NE_EXPR operations as well.
17009 * c-parser.c (c_parser_condition): Do not set location information on
17011 (c_parser_conditional_expression): Likewise.
17012 (c_parser_binary_expression): Set location information on operators.
17013 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
17014 TRUTH_NOT_EXPR has been folded.
17015 * fold-const.c (fold_truth_not_expr): Copy location information from
17016 the incoming expression to the outgoing one.
17017 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
17018 recursive calls on the LHS of the operator but pass that of the
17019 operator to recursive calls on the RHS of the operator. Set it
17021 (shortcut_cond_expr): Set the locus of the operator on the second
17022 COND_EXPR and that of the expression on the first in degenerate cases.
17023 Pass the locus of the expression to calls to shortcut_cond_r.
17024 Set the locus of the 'then' block on the associated jump, if any.
17025 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
17026 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
17027 expression to call to gimplify_boolean_expr.
17029 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
17031 * config.gcc: Add additional configuration for
17032 i686-w64-mingw* and x86_64-w64-mingw* triplet.
17033 * config/i386/mingw-w64.h: New mingw-w64 specific header.
17034 (CPP_SPEC): Redefine for allowing -municode option.
17035 (STARTFILE_SPEC): Likewise.
17036 * config/i386/t-mingw-w64: New.
17037 * config/i386/mingw-w64.opt: New.
17038 (municode): Add new target option.
17039 * doc/invoke.texi (municode): Add documentation for new option.
17041 2009-04-21 Ian Lance Taylor <iant@google.com>
17043 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17044 Correct test for number of arguments.
17045 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
17047 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
17049 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
17050 argument of emit_library_call.
17052 2009-04-21 Richard Guenther <rguenther@suse.de>
17054 PR middle-end/39829
17055 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
17056 inside VIEW_CONVERT_EXPRs.
17058 2009-04-21 Martin Jambor <mjambor@suse.cz>
17060 * tree-switch-conversion.c (build_constructors): Split a long line.
17061 (constructor_contains_same_values_p): New function.
17062 (build_one_array): Create assigns of constants if possible, do not
17063 call mark_sym_for_renaming, call update_stmt.
17064 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
17065 make_rename_temp. Do not call mark_symbols_for_renaming, call
17067 (gen_def_assigns): Do not call mark_symbols_for_renaming or
17068 find_new_referenced_vars, call update_stmt.
17069 (gen_inbound_check): Use create_tmp_var and create ssa names manually
17070 instead of calling make_rename_temp. Do not call
17071 find_new_referenced_vars or mark_symbols_for_renaming, call
17074 2009-04-21 Richard Guenther <rguenther@suse.de>
17076 PR tree-optimization/39827
17077 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
17078 (tree_ssa_phiprop): Pass the correct array size.
17080 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
17082 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
17084 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
17087 * c-typeck.c (lvalue_p): Move declaration ...
17088 * c-common.h (lvalue_p): ... to here.
17089 * c-common.c (candidate_equal_p): New.
17090 (add_tlist): Use it.
17091 (merge_tlist): Use it.
17092 (warn_for_collisions_1): Likewise.
17093 (warning_candidate_p): Accept more candidates.
17094 (verify_tree): A warning candidate can be an expression. Use
17097 2009-04-21 Ben Elliston <bje@au.ibm.com>
17100 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
17101 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
17102 options. Remove -mcall-solaris documentation.
17104 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17107 * doc/invoke.texi (-Wlong-long): Update description.
17108 * c-lex (interpret_integer): Only warn if there was no previous
17109 overflow and -Wlong-long is enabled.
17110 * c-decl.c (declspecs_add_type): Drop redundant flags.
17111 * c.opt (Wlong-long): Init to -1.
17112 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
17113 and front-end warn_long_long. Wlong-long only depends on other
17114 flags if it is uninitialized.
17115 * c-parser.c (disable_extension_diagnostics): warn_long_long is
17116 the same for CPP and FE.
17117 (restore_extension_diagnostics): Likewise.
17119 2009-04-20 Ian Lance Taylor <iant@google.com>
17121 Fix enum conversions which are invalid in C++:
17122 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
17123 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
17124 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
17125 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
17126 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
17127 (dbxout_parms): Likewise.
17128 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
17129 (df_clear_flags): Likewise.
17130 * df-problems.c (df_rd_bb_local_compute_process_def): Change
17131 top_flag parameter to int.
17132 (df_chain_create_bb_process_use): Likewise.
17133 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
17135 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
17136 (df_ref_create_structure, df_def_record_1): Likewise.
17137 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
17138 (df_notes_rescan): Change 0 to VOIDmode in function call.
17139 (df_get_call_refs, df_insn_refs_collect): Likewise.
17140 (df_bb_regs_collect): Likewise.
17141 (df_entry_block_defs_collect): Likewise.
17142 (df_exit_block_uses_collect): Likewise.
17143 * df.h: Update declarations.
17144 * double-int.c (double_int_divmod): Add cast to enum type.
17145 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
17146 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
17147 (based_loc_descr): Likewise.
17148 (loc_descriptor_from_tree_1): Change first_op and second_op to
17149 enum dwarf_location_atom. Add cast to enum type.
17150 * expmed.c (init_expmed): Change 0 to SET in function call.
17151 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
17152 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
17153 (do_store_flag): Likewise.
17154 * fixed-value.h (struct fixed_value): Change mode to enum
17156 * function.c (assign_parms): Change 0 to VOIDmode in function call.
17157 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
17159 (insert_insn_decl, insert_decl, insert_state): Likewise.
17160 (automata_list_finish): Likewise.
17161 * genrecog.c (process_define_predicate): Add cast to enum type.
17162 * gensupport.c (init_predicate_table): Add cast to enum type.
17163 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
17165 (gimple_build_call_1, gimple_build_label): Likewise.
17166 (gimple_build_goto, gimple_build_asm_1): Likewise.
17167 (gimple_build_switch_1, gimple_build_cdt): Likewise.
17168 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
17169 (enum fallback): Rename from enum fallback_t.
17170 (fallback_t): Typedef as int.
17171 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
17172 GSI_SAME_STMT in function call.
17173 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
17175 (setup_reg_class_relations): Likewise.
17176 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
17177 (setup_prohibited_class_mode_regs): Add cast to enum type.
17178 (setup_prohibited_mode_move_regs): Likewise.
17179 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
17180 (record_address_regs): Change i to enum reg_class.
17181 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
17182 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
17183 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
17184 (GET_MODE_2XWIDER_MODE): Likewise.
17185 (GET_CLASS_NARROWEST_MODE): Likewise.
17186 * omp-low.c (expand_omp_for): Add cast to enum type.
17187 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
17188 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
17189 * postreload.c (reload_cse_simplify_operands): Change rclass local
17191 * predict.c (combine_predictions_for_insn): Change best_predictor
17192 and predictor to enum br_predictor.
17193 (combine_predictions_for_bb): Likewise.
17194 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
17195 use SET_PREDICT_EXPR_OUTCOME.
17196 * real.c (real_arithmetic): Change icode to code in function call.
17197 * reginfo.c (init_move_cost): Add casts to enum type.
17198 (init_reg_sets_1, init_fake_stack_mems): Likewise.
17199 * regmove.c (regclass_compatible_p): Change class0 and class1 to
17201 * reload.c (find_valid_class): Add casts to enum type.
17202 (push_reload): Change 0 to NO_REGS in function call.
17203 (find_reloads): Change this_alternative to array of enum
17204 reg_class. Remove some now-unnecessary casts.
17205 (make_memloc): Change 0 to VOIDmode in function call.
17206 * reload1.c (reload): Change 0 to VOIDmode in function call.
17207 (eliminate_regs_1, elimination_effects): Likewise.
17208 (eliminate_regs_in_insn): Likewise.
17209 (emit_input_reload_insns): Add cast to enum type.
17210 (delete_output_reload): Change 0 to VOIDmode in function call.
17211 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
17212 to enum type in function call.
17213 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
17214 (SET_PREDICT_EXPR_OUTCOME): Define.
17215 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
17216 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
17217 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
17218 (dump_function): Likewise.
17219 * tree-dump.h: Update declarations.
17220 * tree-pass.h: Update declarations.
17221 * varasm.c (assemble_integer): Change mclass to enum mode_class.
17222 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
17224 (arm_rtx_costs_1): Correct parenthesization.
17225 (arm_rtx_costs): Add casts to enum type.
17226 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
17227 (vfp_emit_fstmd): Use add_rg_note.
17228 (emit_multi_reg_push, emit_sfm): Likewise.
17229 (thumb_set_frame_pointer): Likewise.
17230 (arm_expand_prologue): Likewise.
17231 (arm_regno_class): Change return type to enum reg_class.
17232 (thumb1_expand_prologue): Use add_reg_note.
17233 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
17234 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
17236 * config/arm/gentune.sh: Add cast to enum type.
17237 * config/arm/arm-tune.md: Rebuild.
17238 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
17239 (ix86_split_fp_branch, predict_jump): Likewise.
17240 (ix86_expand_multi_arg_builtin): Change sub_code from enum
17241 insn_code to enum rtx_code.
17242 (ix86_builtin_vectorized_function): Add cast to enum type.
17243 * config/i386/i386.md (truncdfsf2): Change slot to enum
17245 (truncxf<mode>2, isinf<mode>2): Likewise.
17246 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
17248 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
17249 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
17250 (insert_bundle_state): Change 1 to INSERT in function call.
17251 (ia64_add_bundle_selector_before): Likewise.
17252 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
17253 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
17254 (restore_stack_nonlocal): Likewise.
17255 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
17257 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
17259 (mips_rtx_costs): Likewise.
17260 (mips_override_options): Add casts to enum type.
17261 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
17263 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
17264 (store_reg, set_reg_plus_d): Likewise.
17265 (hppa_expand_prologue, hppa_profile_hook): Likewise.
17266 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
17268 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
17270 (emit_unlikely_jump): Use add_reg_note.
17271 (rs6000_emit_allocate_stack): Likewise.
17272 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
17273 (output_toc): Change 1 to INSERT in function call.
17274 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
17275 (rs6000_initialize_trampoline): Likewise.
17276 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
17278 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
17279 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
17280 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
17281 (save_gprs): Use add_reg_note.
17282 (s390_emit_prologue): Likewise.
17283 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17284 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
17285 (sparc_fold_builtin): Add cast to enum type.
17286 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
17288 (spu_expand_prologue): Use add_reg_note.
17289 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
17291 2009-04-20 Ian Lance Taylor <iant@google.com>
17293 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
17294 (c_parser_postfix_expression_after_primary): Get VEC for list of
17295 arguments. Get original types of arguments. Call
17296 build_function_call_vec.
17297 (cached_expr_list_1, cached_expr_list_2): New static variables.
17298 (c_parser_expr_list): Change return type to VEC *. Add
17299 p_orig_types parameter. Change all callers.
17300 (c_parser_release_expr): New static function.
17301 (c_parser_vec_to_tree_list): New static function.
17302 * c-typeck.c (build_function_call): Rewrite to build a VEC and
17303 call build_function_call_vec.
17304 (build_function_call_vec): New function, based on old
17305 build_function_call.
17306 (convert_arguments): Remove nargs and argarray parameters. Change
17307 values to a VEC. Add origtypes parameter.
17308 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
17309 (convert_for_assignment): Add origtype parameter. Change all
17310 callers. If warn_cxx_compat, check for conversion to an enum
17311 type when calling a function.
17312 (store_init_value): Add origtype parameter. Change all callers.
17313 (digest_init): Likewise.
17314 (struct init_node): Add origtype field.
17315 (add_pending_init): Add origtype parameter. Change all callers.
17316 (output_init_element): Likewise.
17317 (output_pending_init_elements): Pass origtype from init_node to
17318 output_init_element.
17319 (process_init_element): Pass origtype from c_expr to
17320 output_init_element.
17321 (c_finish_return): Add origtype parameter. Change all callers.
17322 * c-common.c (sync_resolve_size): Change params to VEC *. Change
17324 (sync_resolve_params): Likewise.
17325 (sync_resolve_return): Change params to first_param. Change caller.
17326 (resolve_overloaded_builtins): Change params to VEC *. Change
17327 callers. Save first parameter around call to build_function_call_vec.
17328 * c-decl.c (finish_decl): Add origtype parameter. Change all
17329 callers. Call build_function_call_vec rather than
17330 build_function_call for cleanup.
17331 * c-tree.h: Update declarations.
17332 * c-common.h: Update declarations.
17333 * stub-objc.c (objc_rewrite_function_call): Change parameter from
17334 params to first_param.
17335 * target.h (struct gcc_target): Change resolve_overloaded_builtin
17336 params parameter from tree to void *.
17337 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17338 Change arglist parameter to have type void *, and to be a pointer
17340 * config/rs6000/rs6000-protos.h
17341 (altivec_resolve_overloaded_builtin): Update declaration.
17342 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
17343 fnargs parameter to have type void *, and to be a pointer to a
17344 VEC. Call build_function_call_vec instead of
17345 build_function_call.
17346 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
17348 2009-04-20 Joey Ye <joey.ye@intel.com>
17349 Xuepeng Guo <xuepeng.guo@intel.com>
17350 H.J. Lu <hongjiu.lu@intel.com>
17352 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
17354 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
17355 (IX86_LEA_PRIORITY): Likewise.
17356 (distance_non_agu_define): New function.
17357 (distance_agu_use): Likewise.
17358 (ix86_lea_for_add_ok): Likewise.
17359 (ix86_dep_by_shift_count): Likewise.
17361 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
17362 should split for LEA.
17364 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
17366 (ix86_dep_by_shift_count): Likewise.
17368 2009-04-20 Richard Guenther <rguenther@suse.de>
17370 * expr.c (handled_component_p): Move ...
17371 * tree.h (handled_component_p): ... here.
17372 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
17373 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
17374 and REALPART_EXPR to be in one group.
17376 2009-04-20 Richard Guenther <rguenther@suse.de>
17378 * basic-block.h (get_all_dominated_blocks): Declare.
17379 * dominance.c (get_all_dominated_blocks): New function.
17380 * tree-cfg.c (get_all_dominated_blocks): Remove.
17381 (remove_edge_and_dominated_blocks): Adjust.
17382 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
17383 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
17384 instead of recursing.
17386 2009-04-20 Doug Kwan <dougkwan@google.com>
17388 * cgraph.h (cgraph_node_ptr): New type for vector functions.
17389 (struct cgraph_node_set_def): New type.
17390 (cgraph_node_set) New type. Also declare vector functions.
17391 (struct cgraph_node_set_element_def): New type.
17392 (cgraph_node_set_element): Ditto.
17393 (cgraph_node_set_iterator): New iterator type.
17394 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
17395 cgraph_node_set_remove, dump_cgraph_node_set,
17396 debug_cgraph_node_set): New prototypes.
17397 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
17398 cgraph_node_set_size): New inlines.
17399 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
17400 including cgraph.h.
17401 (struct ipa_opt_pass): Add struct cgraph_node_set_def
17402 argument to function 'write_summary'.
17403 * ipa.c: Include ggc.h.
17404 (hash_cgraph_node_set_element,
17405 eq_cgraph_node_set_element, cgraph_node_set_new,
17406 cgraph_node_set_add, cgraph_node_set_remove,
17407 cgraph_node_set_find, dump_cgraph_node_set,
17408 debug_cgraph_node_set): New functions.
17409 * Makefile.in (ipa.o): Add dependency on GGC_H.
17411 2009-04-20 Ira Rosen <irar@il.ibm.com>
17413 PR tree-optimization/39675
17414 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
17415 check of the return code of vect_schedule_slp. Check that
17416 stmt_vec_info still exists for the statement, before checking its
17417 vectorization type.
17419 2009-04-20 Michael Matz <matz@suse.de>
17421 * Makefile.in (generated_files): Take out $(simple_generated_c).
17423 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
17425 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
17426 (UINTPTR_TYPE): Likewise.
17428 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17431 * c-typeck.c (digest_init): Check for initializing an array with a
17434 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17437 * c-semantics.c (pop_stmt_list): Propagate
17438 STATEMENT_LIST_HAS_LABEL to parent statement list.
17440 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
17442 * config/mips/mips.h (mips_tune_attr): New macro.
17443 * config/mips/mips.md (cpu): Use it.
17445 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17448 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
17451 2009-04-19 Diego Novillo <dnovillo@google.com>
17453 * toplev.c (compile_file): Move call to coverage_finish ...
17454 * cgraphunit.c (ipa_passes): ... here.
17455 Call cgraph_process_new_functions.
17456 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
17457 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
17459 2009-04-19 Jan Hubicka <jh@suse.cz>
17461 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
17463 (dump_cgraph_node): Dump can throw external flag.
17464 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
17466 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17470 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
17471 * common.opt (Wlogical-op): Move from here...
17472 * c.opt (Wlogical-op): ... to here.
17473 * c-typeck.c (parser_build_binary_op): Update call to
17474 warn_logical_operator.
17475 * c-opts.c (c_common_post_options): Enable warn_logical_op with
17477 * c-common.c (warn_logical_op): Update.
17478 * c-common.h (warn_logical_op): Update declaration.
17480 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
17482 * tree.c (protected_set_expr_location): Fix formatting.
17484 2009-04-18 Joseph Myers <joseph@codesourcery.com>
17487 * c-typeck.c (readonly_warning): new.
17488 (build_unary_op, build_modify_expr): Use readonly_warning for
17489 storing into something readonly but not const-qualified.
17491 2009-04-18 Joseph Myers <joseph@codesourcery.com>
17494 * c-typeck.c (build_unary_op): Check for taking address of
17495 expression of type void.
17497 2009-04-18 Joseph Myers <joseph@codesourcery.com>
17500 * c-typeck.c (build_function_call): Check for calling a function
17501 with qualified void return types. Call require_complete_type when
17504 2009-04-18 Jan Hubicka <jh@suse.cz>
17506 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
17508 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
17509 can_throw_external flag.
17510 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
17511 * ipa-pure-const.c (ignore_edge): New function.
17512 (propagate): Compute order for NOTHROW computation; set NOTHROWs
17513 only over can_throw_external edges.
17514 (local_pure_const): Add nothrow flag.
17515 * ipa-utils.c (searchc): Add ignore_edge callback.
17516 (ipa_utils_reduced_inorder): Add ignore_edge callback.
17517 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
17518 (set_nothrow_function_flags): Update cgraph.
17519 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
17521 2009-04-18 Richard Guenther <rguenther@suse.de>
17523 PR middle-end/39804
17524 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
17525 (fold_stmt): ... this and ...
17526 (fold_stmt_inplace): ... this.
17527 (fold_stmt_1): Fold references in calls and asms.
17528 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
17530 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17532 * tree-vrp.c (ssa_name_nonzero_p): Remove.
17533 * tree.h: Remove the prototype for ssa_name_nonzero_p.
17535 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17537 * tree.c (function_args_count): Remove.
17538 * tree.h: Remove the prototype for function_args_count.
17540 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17542 * tree-iterator.c (expr_only): Remove.
17543 * tree.h: Remove the prototype for expr_only.
17545 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17547 * reginfo.c (cannot_change_mode_set_regs): Remove.
17548 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
17550 2009-04-08 Anatoly Sokolov <aesok@post.ru>
17552 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
17553 whether operands 0 and 1 overlaps.
17555 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
17557 PR middle-end/36902
17558 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
17559 pointer. Use warning_at instead of warning.
17560 (search_for_addr_array): Likewise.
17561 (check_array_bounds): Likewise.
17562 (check_all_array_refs): Check that the incoming edge is not in the
17563 list of edges to be removed.
17564 (check_all_array_refs): Avoid the temporal pointer.
17565 (vrp_visit_cond_stmt): Fix typo.
17566 (simplify_switch_using_ranges): Handle the case where the switch
17567 index is an integer constant.
17569 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
17571 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
17573 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
17575 * doc/extend.texi, doc/invoke.texi: Fix typos.
17577 2009-04-17 Cary Coutant <ccoutant@google.com>
17579 * tree-flow-inline.h (get_lineno): Fix inverted test.
17581 2009-04-17 Diego Novillo <dnovillo@google.com>
17583 * tree-ssa-pre.c (create_expression_by_pieces): Remove
17584 assertion for AVAIL_OUT.
17586 2009-04-17 Mike Frysinger <vapier@gentoo.org>
17589 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
17590 * config/sh/linux-atomic.asm: Likewise.
17592 2009-04-17 Diego Novillo <dnovillo@google.com>
17594 * except.c (debug_eh_tree): New.
17595 (struct eh_region, struct eh_status): Move ...
17596 * except.h: ... here.
17597 (add_type_for_runtime): Declare extern.
17598 (lookup_type_for_runtime): Likewise.
17599 (debug_eh_tree): Declare.
17600 * Makefile.in (GTFILES): List except.h before except.c
17602 2009-04-17 Diego Novillo <dnovillo@google.com>
17604 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
17605 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
17606 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
17607 (find_vars_r): ... here.
17608 * tree-flow.h (find_referenced_vars_in): Declare.
17609 * tree-ssa-pre.c (create_expression_by_pieces): Assert
17610 that AVAIL_OUT exists for BLOCK.
17611 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
17612 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
17613 (tree-parloops.o): Likewise.
17615 2009-04-17 Simon Baldwin <simonb@google.com>
17617 * toplev.c (default_tree_printer): Add handling for %E format.
17619 2009-04-17 Diego Novillo <dnovillo@google.com>
17621 * tree-pretty-print.c (dump_generic_node): Add break after
17622 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
17623 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
17624 FUNCTION_TYPE together. Call print_struct_decl when printing
17625 structures and TDF_SLIM is not given.
17626 (print_struct_decl): Fix logic for detecting recursion.
17628 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
17631 * gcc.c (create_at_file): New.
17632 (compile_input_file_p): New.
17633 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
17634 * main.c (main): Update call to toplev_main.
17635 * toplev.c (toplev_main): Change signature. Call expandargv.
17636 * toplev.h (toplev_main): Change signature.
17638 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
17640 * dwarf2out.c (field_byte_offset): Use the type size as the field size
17641 if the latter is not constant.
17643 2009-04-17 David Edelsohn <edelsohn@gnu.org>
17645 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
17647 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
17649 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
17650 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
17652 2009-04-17 Richard Guenther <rguenther@suse.de>
17654 * tree-ssa-structalias.c (get_constraint_for_component_ref):
17655 Handle component references view-converting an invariant address.
17657 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
17659 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
17660 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
17661 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
17662 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
17663 Use @deftypevr rather than @deftypevar.
17665 2009-04-17 Richard Guenther <rguenther@suse.de>
17667 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
17668 (get_prop_source_stmt): Likewise.
17669 (can_propagate_from): Likewise.
17671 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
17673 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
17674 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
17675 (--with-multilib-list): Add default value.
17676 * configure: Regenerate.
17677 * Makefile.in (TM_ENDIAN_CONFIG): Define.
17678 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
17679 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
17680 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
17681 Don't add default cpu to multilib list unnecessarily, but do enable
17682 the relevant compiler option..
17683 Add support for --with-multilib-list=<blank> and
17684 --with-multilib-list=!<somelib> to supress unwanted multilibs.
17685 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
17686 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
17687 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
17688 TM_MULTILIB_CONFIG.
17689 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
17690 (MULTILIB_OSDIRNAMES): New variable.
17691 * config/sh/t-1e: Delete file.
17692 * config/sh/t-mlib-sh1: Delete file.
17693 * config/sh/t-mlib-sh2: Delete file.
17694 * config/sh/t-mlib-sh2a: Delete file.
17695 * config/sh/t-mlib-sh2a-nofpu: Delete file.
17696 * config/sh/t-mlib-sh2a-single: Delete file.
17697 * config/sh/t-mlib-sh2a-single-only: Delete file.
17698 * config/sh/t-mlib-sh2e: Delete file.
17699 * config/sh/t-mlib-sh3e: Delete file.
17700 * config/sh/t-mlib-sh4: Delete file.
17701 * config/sh/t-mlib-sh4-nofpu: Delete file.
17702 * config/sh/t-mlib-sh4-single: Delete file.
17703 * config/sh/t-mlib-sh4-single-only: Delete file.
17704 * config/sh/t-mlib-sh4a: Delete file.
17705 * config/sh/t-mlib-sh4a-nofpu: Delete file.
17706 * config/sh/t-mlib-sh4a-single: Delete file.
17707 * config/sh/t-mlib-sh4a-single-only: Delete file.
17708 * config/sh/t-mlib-sh4al: Delete file.
17709 * config/sh/t-mlib-sh5-32media: Delete file.
17710 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
17711 * config/sh/t-mlib-sh5-64media: Delete file.
17712 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
17713 * config/sh/t-mlib-sh5-compact: Delete file.
17714 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
17715 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
17716 * doc/install.texi (Options specification): Add
17717 --with-multilib-list and --with-endian.
17719 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
17721 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
17723 (OBJS-common): Add plugin-version.o.
17724 (plugin-version.o): New.
17725 * gcc-plugin.h (plugin_gcc_version): New.
17726 (plugin_default_version_check): New.
17727 (plugin_init_func, plugin_init): Add version argument.
17728 * plugin-version.c: New.
17729 * plugin.c (str_plugin_gcc_version_name): New.
17730 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
17731 pass it to the init function.
17732 (plugin_default_version_check): New.
17734 2009-04-17 Richard Guenther <rguenther@suse.de>
17736 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
17737 for decl-vs-decl disambiguation.
17739 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
17741 * config/s390/s390.h (s390_tune_attr): New macro definition.
17742 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
17744 2009-04-17 Richard Guenther <rguenther@suse.de>
17746 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
17747 (fold_stmt_r): Likewise.
17748 (maybe_fold_reference): New function.
17749 (fold_gimple_assign): Handle cases fold_stmt_r did.
17750 (fold_stmt): Do not use fold_stmt_r.
17751 (fold_stmt_inplace): Likewise.
17753 2009-04-17 Richard Guenther <rguenther@suse.de>
17755 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
17756 (record_equivalences_from_stmt): Remove useless checks and
17758 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
17759 the type is already suitable.
17761 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
17763 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
17765 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
17767 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
17768 (CMPtype): Define as __gcc_CMPtype.
17770 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
17772 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
17773 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
17775 2009-04-17 Richard Guenther <rguenther@suse.de>
17777 PR tree-optimization/39746
17778 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
17779 special-casing for builtins and static variable use/def.
17780 (call_may_clobber_ref_p_1): Likewise.
17782 2009-04-16 Ian Lance Taylor <iant@google.com>
17784 * df.h: Include "timevar.h".
17785 (struct df_problem): Change tv_id field to timevar_id_t.
17786 * tree-pass.h: Include "timevar.h".
17787 (struct opt_pass): Change tv_id field to timevar_id_t.
17788 * timevar.h (timevar_id_t): Define TV_NONE.
17789 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
17790 TV_NONE rather than tv_id != 0.
17791 (execute_one_pass): Likewise.
17792 * Makefile.in (DF_H): Add $(TIMEVAR_H).
17793 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
17794 dependencies to $(TREE_PASS_H).
17795 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
17797 (pass_branch_target_load_optimize2): Likewise.
17798 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
17799 (pass_outof_cfg_layout_mode): Likewise.
17800 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
17801 (pass_rebuild_cgraph_edges): Likewise.
17802 (pass_remove_cgraph_callee_edges): Likewise.
17803 * df-core.c (pass_df_initialize_opt): Likewise.
17804 (pass_df_initialize_no_opt): Likewise.
17805 (pass_df_finish): Likewise.
17806 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
17807 * except.c (pass_set_nothrow_function_flags): Likewise.
17808 (pass_convert_to_eh_region_ranges): Likewise.
17809 * final.c (pass_compute_alignments): Likewise.
17810 * function.c (pass_instantiate_virtual_regs): Likewise.
17811 (pass_init_function): Likewise.
17812 (pass_leaf_regs): Likewise.
17813 (pass_match_asm_constraints): Likewise.
17814 * gimple-low.c (pass_lower_cf): Likewise.
17815 (pass_mark_used_blocks): Likewise.
17816 * init-regs.c (pass_initialize_regs): Likewise.
17817 * integrate.c (pass_initial_value_sets): Likewise.
17818 * ira.c (pass_ira): Likewise.
17819 * jump.c (pass_cleanup_barriers): Likewise.
17820 * omp-low.c (pass_expand_omp): Likewise.
17821 (pass_lower_omp): Likewise.
17822 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
17823 * recog.c (pass_split_all_insns): Likewise.
17824 (pass_split_after_reload): Likewise.
17825 (pass_split_before_regstack): Likewise.
17826 (pass_split_before_sched2): Likewise.
17827 (pass_split_for_shorten_branches): Likewise.
17828 * reginfo.c (pass_reginfo_init): Likewise.
17829 (pass_subregs_of_mode_init): Likewise.
17830 (pass_subregs_of_mode_finish): Likewise.
17831 * passes.c (pass_postreload): Likewise.
17832 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
17833 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
17834 (pass_warn_function_return): Likewise.
17835 (pass_warn_function_noreturn): Likewise.
17836 * tree-complex.c (pass_lower_complex): Likewise.
17837 (pass_lower_complex_O0): Likewise.
17838 * tree-if-conv.c (pass_if_conversion): Likewise.
17839 * tree-into-ssa.c (pass_build_ssa): Likewise.
17840 * tree-mudflap.c (pass_mudflap_1): Likewise.
17841 (pass_mudflap_2): Likewise.
17842 * tree-nomudflap.c (pass_mudflap_1): Likewise.
17843 (pass_mudflap_2): Likewise.
17844 * tree-nrv.c (pass_return_slot): Likewise.
17845 * tree-object-size.c (pass_object_sizes): Likewise.
17846 * tree-optimize.c (pass_all_optimizations): Likewise.
17847 (pass_early_local_passes): Likewise.
17848 (pass_all_early_optimizations): Likewise.
17849 (pass_cleanup_cfg): Likewise.
17850 (pass_cleanup_cfg_post_optimizing): Likewise.
17851 (pass_free_datastructures): Likewise.
17852 (pass_free_cfg_annotations): Likewise.
17853 (pass_fixup_cfg): Likewise.
17854 (pass_init_datastructures): Likewise.
17855 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
17856 (pass_late_warn_uninitialized): Likewise.
17857 (pass_update_address_taken): Likewise.
17858 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
17859 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
17860 (pass_cse_sincos): Likewise.
17861 (pass_convert_to_rsqrt): Likewise.
17862 * tree-ssa-structalias.c (pass_build_alias): Likewise.
17863 * tree-stdarg.c (pass_stdarg): Likewise.
17864 * tree-tailcall.c (pass_tail_recursion): Likewise.
17865 (pass_tail_calls): Likewise.
17866 * tree-vect-generic.c (pass_lower_vector): Likewise.
17867 (pass_lower_vector_ssa): Likewise.
17868 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
17870 2009-04-16 Joseph Myers <joseph@codesourcery.com>
17872 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
17874 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
17876 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
17877 logical and signext.
17879 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
17882 * config/sh/predicates.md (arith_operand): Check if the operand
17883 of TRUNCATE is a REG.
17885 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17887 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
17888 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
17890 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17892 * tree-iterator.c (tsi_split_statement_list_after,
17893 tsi_split_statement_list_before): Remove.
17894 * tree-iterator.h: Remove the prototypes for
17895 tsi_split_statement_list_after and tsi_split_statement_list_before.
17897 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17899 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
17900 * tree-ssa-propagate.h: Remove the prototype for
17901 stmt_makes_single_load.
17903 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17905 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
17906 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
17908 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17910 * tree-iterator.c (EXPR_LAST_BODY): Remove.
17912 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17914 * except.c (eh_region_outer_p): Remove.
17915 * except.h: Remove the prototype for eh_region_outer_p.
17917 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
17919 * function.c (current_function_assembler_name): Remove.
17920 * function.h: Remove the prototype for
17921 current_function_assembler_name.
17923 2009-04-16 Ian Lance Taylor <iant@google.com>
17925 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
17926 (add_reg_note): Call alloc_reg_note.
17927 * rtl.h (alloc_reg_note): Declare.
17928 * combine.c (try_combine): Use alloc_reg_note.
17929 (recog_for_combine, move_deaths): Likewise.
17930 (distribute_notes): Use alloc_reg_note and add_reg_note.
17931 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
17932 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
17933 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
17935 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
17937 PR rtl-optimization/39762
17938 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
17939 ira_may_move_out_cost): Add comments about way of their usage.
17940 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
17942 * ira-conflicts.c (process_regs_for_copy): Use function
17943 ira_get_register_move_cost instead of global
17944 ira_register_move_cost.
17946 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
17947 color_pass, move_spill_restore, update_curr_costs): Ditto.
17949 * ira-lives.c (process_single_reg_class_operands): Ditto.
17951 * ira-emit.c (emit_move_list): Ditto.
17953 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
17954 (record_reg_classes): Ditto. Use functions
17955 ira_get_register_move_cost and ira_get_may_move_cost instead of
17956 global vars ira_register_move_cost, ira_may_move_out_cost and
17957 ira_may_move_in_cost.
17958 (record_address_regs): Don't call ira_init_register_move_cost.
17959 Use function ira_get_may_move_cost instead of global
17960 ira_may_move_in_cost.
17961 (process_bb_node_for_hard_reg_moves): Use function
17962 ira_get_register_move_cost instead of global ira_register_move_cost.
17963 (ira_costs): Don't call ira_init_register_move_cost.
17965 2009-04-16 Richard Guenther <rguenther@suse.de>
17967 * tree-cfg.c (verify_gimple_assign_binary):
17968 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
17969 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
17970 (create_general_new_stmt): Note that this function is broken.
17972 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
17974 * common.opt (fhelp): Add Var(help_flag).
17975 * gcc-plugin.h (plugin_info): Add help.
17976 * plugin.c (plugin_name_args): Add help.
17977 (register_plugin_info): Set plugin->help.
17978 (print_help_one_plugin): New.
17979 (print_plugins_help): New.
17980 * plugin.h (print_plugins_help): New.
17981 * toplev.c (toplev_main): Call print_plugins_help if needed.
17983 2009-04-16 Richard Guenther <rguenther@suse.de>
17985 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
17986 (gimple_ior_addresses_taken_1): New function.
17987 (gimple_ior_addresses_taken): Likewise.
17988 * gimple.h (struct gimple_statement_with_ops_base): Remove
17989 addresses_taken member.
17990 (gimple_ior_addresses_taken): Declare.
17991 (gimple_addresses_taken, gimple_addresses_taken_ptr,
17992 gimple_set_addresses_taken): Remove.
17993 * ipa-reference.c (mark_address): New function.
17994 (scan_stmt_for_static_refs): Use it for marking addresses taken.
17995 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
17996 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
17997 (gimple_add_to_addresses_taken): Remove.
17998 (get_tmr_operands): Call mark_address_taken.
17999 (get_asm_expr_operands): Likewise.
18000 (get_expr_operands): Likewise.
18001 (build_ssa_operands): Do not clear the addresses_taken bitmap.
18002 (free_stmt_operands): Do not free it.
18003 * tree-ssa.c (delete_tree_ssa): Likewise.
18004 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
18006 2009-04-16 Richard Guenther <rguenther@suse.de>
18008 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
18009 (walk_stmt_load_store_ops): Likewise.
18010 * gimple.c (get_base_loadstore): New function.
18011 (walk_stmt_load_store_addr_ops): Likewise.
18012 (walk_stmt_load_store_ops): Likewise.
18013 * ipa-pure-const.c (check_op): Simplify.
18014 (check_load, check_store): New functions.
18015 (check_stmt): Use walk_stmt_load_store_ops.
18016 * ipa-reference.c (mark_load): Adjust signature.
18017 (mark_store): Likewise.
18018 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
18020 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18022 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
18023 (plugin_info): New.
18024 * opts.c (common_handle_option): Don't call print_version.
18025 * plugin.c (plugin_name_args): Add version.
18026 (register_plugin_info): New.
18027 (register_callback): Handle PLUGIN_INFO.
18028 (try_init_one_plugin): New.
18029 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
18031 (finalize_one_plugin): New.
18032 (finalize_plugins): New.
18033 (print_one_plugin): New.
18034 (print_plugins_versions): New.
18035 * plugin.h (print_plugins_versions): New.
18036 (finalize_plugins): New.
18037 * toplev.c (compile_file): Don't call initialize_plugins.
18038 (print_version): Call print_plugins_versions.
18039 (toplev_main): Call initialize_plugins. Print version if needed.
18040 Call finalize_plugins.
18042 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18044 * common.opt (fversion): New.
18045 * gcc.c (print_version): New.
18046 (process_command): Don't print the version. Just set print_version.
18047 (main): Print version. Call subprocesses if print_version and
18048 verbose_flag are set.
18049 * opts.c (common_handle_option): Handle OPT_fversion.
18051 2009-04-16 Richard Guenther <rguenther@suse.de>
18052 Ira Rosen <irar@il.ibm.com>
18054 PR tree-optimization/39698
18055 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
18056 type of the reduction variable. Only generate the def if
18059 * omp-low.c (expand_omp_for_generic): When converting to a pointer
18060 make sure to first convert to an integer of the same precision.
18061 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
18062 the type of the evolution correctly in computing the new
18063 induction variable base.
18065 2009-04-16 Richard Guenther <rguenther@suse.de>
18067 PR middle-end/39625
18068 * tree-cfg.c (make_blocks): Split statements with to-be
18069 abnormal SSA names on the lhs.
18071 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
18073 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
18074 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
18075 * c-typeck.c (really_start_incremental_init): Likewise.
18076 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
18077 (TARGET_INITIALIZER): Remove it.
18078 * target.h (struct target): Remove vector_opaque_p.
18079 * tree.c (build_opaque_vector_type): New.
18080 * tree.h (TYPE_VECTOR_OPAQUE): New.
18081 (build_opaque_vector_type): Declare.
18082 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
18083 * config/rs6000/rs6000.c (build_opaque_vector_type,
18084 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
18085 (rs6000_init_builtins): Use build_opaque_vector_type for
18086 opaque_V4SI_type_node.
18088 2009-04-15 Catherine Moore <clm@codesourcery.com>
18090 * debug.h (set_name): Declare.
18091 * dwarf2out.c (dwarf2out_set_name): Declare.
18092 (dwarf2_debug_hooks): Add set_name.
18093 (find_AT_string): New.
18094 (add_AT_string): Call find_AT_string.
18095 (dwarf2out_set_name): New.
18096 * cp/decl.c (grokdeclarator): Call set_name.
18097 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
18098 * debug.c (do_nothing_debug_hooks): Likewise.
18099 * dbxout.c (dbx_debug_hooks): Likewise.
18100 * sdbout.c (sdb_debug_hooks): Likewise.
18102 2009-04-15 Michael Eager <eager@eagercon.com>
18104 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
18105 reg for single-precision FPU.
18106 * config/rs6000/rs6000.md (movsi_internal1): Only for
18107 !TARGET_SINGLE_FPU.
18108 (movsi_internal1_single): New. Add pattern to move SI values to/from
18109 single-precision FP regs.
18111 2009-04-15 Richard Guenther <rguenther@suse.de>
18113 * omp-low.c (lower_rec_input_clauses): Build correct address
18115 (expand_omp_for_generic): Fix multiplication type.
18116 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
18117 (generate_memset_zero): Fix types.
18118 * tree-profile.c (prepare_instrumented_value): Correctly
18121 2009-04-15 Ian Lance Taylor <iant@google.com>
18123 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
18124 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
18125 for -Wall and for -Wc++-compat.
18126 (c_common_post_options): For C++, set warn_enum_compare if not
18128 * c-tree.h (struct c_expr): Add field original_type.
18129 (build_external_ref): Update declaration.
18130 * c-parser.c (c_parser_braced_init): Set original_type.
18131 (c_parser_initelt): Likewise.
18132 (c_parser_expr_no_commas): Likewise.
18133 (c_parser_conditional_expression): Likewise.
18134 (c_parser_cast_expression): Likewise.
18135 (c_parser_unary_expression): Likewise. Pull setting of
18136 original_code to top of function.
18137 (c_parser_sizeof_expression): Set original_type.
18138 (c_parser_alignof_expression): Likewise.
18139 (c_parser_postfix_expression): Likewise. Pull setting of
18140 original_code to top of function.
18141 (c_parser_postfix_expression_after_paren_type): Set original_type.
18142 (c_parser_postfix_expression_after_primary): Likewise.
18143 (c_parser_expression): Likewise.
18144 * c-typeck.c (build_external_ref): Add type parameter. Change all
18146 (c_expr_sizeof_expr): Set original_type field.
18147 (parser_build_unary_op): Likewise.
18148 (parser_build_binary_op): Likewise. Optionally warn about
18149 comparisons of enums of different types.
18150 (digest_init): Set original_type field.
18151 (really_start_incremental_init): Likewise.
18152 (push_init_level, pop_init_level): Likewise.
18153 * doc/invoke.texi (Warning Options): -Wenum-compare now
18156 2009-04-15 Richard Guenther <rguenther@suse.de>
18158 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
18159 out a necessary conversion.
18160 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
18161 names we didn't value number.
18162 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
18164 2009-04-15 Richard Guenther <rguenther@suse.de>
18166 PR tree-optimization/39764
18167 * tree-ssa-ccp.c (get_value): Canonicalize value with
18168 canonicalize_float_value.
18170 2009-04-15 Jan Hubicka <jh@suse.cz>
18172 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
18173 Wrong version of patch.
18175 2009-04-15 Jan Hubicka <jh@suse.cz>
18177 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
18179 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
18181 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
18182 our distinct integral and vector types.
18184 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
18186 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
18187 * init.c (build_vtbl_address): Remove call to assemble_external.
18189 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
18191 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
18192 output for other floating point modes.
18194 2009-04-14 Diego Novillo <dnovillo@google.com>
18196 * diagnostic.c (diagnostic_report_diagnostic): Do not
18197 warn about loaded plugins for DK_ERROR and DK_WARNING.
18198 * c-decl.c (declspecs_add_type): Move call to
18199 invoke_plugin_callbacks ...
18200 * c-parser.c (c_parser_declspecs): ... here.
18201 * plugin.c (dump_active_plugins): Tidy output.
18203 2009-04-14 Diego Novillo <dnovillo@google.com>
18204 Le-Chun Wu <lcwu@google.com>
18206 * configure.ac: Add --enable-plugin support.
18207 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
18208 * Makefile.in (PLUGIN_H): Define.
18209 Export ENABLE_PLUGIN and GMPINC to site.exp.
18210 Add PLUGINLIBS to link command.
18211 Add/modify dependencies for plugin.o and files including plugin.h.
18213 * config.in: Regenerate.
18215 * opts.c (common_handle_option): Handle OPT_fplugin_ and
18218 2009-04-14 Le-Chun Wu <lcwu@google.com>
18220 * tree-pass.h (register_one_dump_file): Add a prototype for
18221 register_one_dump_file.
18222 * toplev.c (compile_file): Call initialize_plugins.
18223 (do_compile): Call invoke_plugin_callbacks.
18224 (toplev_main): Call invoke_plugin_callbacks.
18225 * common.opt: Add -fplugin= and -fplugin-arg-.
18226 * gcc-plugin.h: New public header file for plugins to include.
18227 * plugin.c: New source file.
18228 * plugin.h: New internal header file.
18229 * passes.c (register_one_dump_file): Make it external.
18231 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
18233 2009-04-14 Diego Novillo <dnovillo@google.com>
18235 * doc/plugins.texi: New.
18236 * doc/gccint.texi: Add reference to Plugins chapter.
18237 * doc/invoke.texi: Document -fplugin and -fplugin-arg
18238 * diagnostic.c (diagnostic_report_diagnostic): Warn about
18239 loaded plugins, if any.
18240 * timevar.def (TV_PLUGIN_INIT): Define.
18241 (TV_PLUGIN_RUN): Define.
18242 * plugin.c: Include timevar.h
18243 (plugins_active_p): New.
18244 (dump_active_plugins): New.
18245 (debug_active_plugins): New.
18247 2009-04-14 Joseph Myers <joseph@codesourcery.com>
18249 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
18251 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
18253 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
18255 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
18256 the same as a minus without a shift.
18258 2009-04-14 Nick Clifton <nickc@redhat.com>
18260 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
18261 comparisons with small integers will always produce a short
18264 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
18267 2008-12-19 Diego Novillo <dnovillo@google.com>
18269 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
18271 2009-04-14 Richard Guenther <rguenther@suse.de>
18273 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
18275 (verify_gimple_assign_binary): Likewise. Handle shifts and
18277 (verify_gimple_phi): Print the mismatched argument position.
18278 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
18280 (vect_update_init_of_dr): Likewise.
18281 * matrix-reorg.c (transform_access_sites): Do what the
18283 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
18285 2009-04-13 Michael Eager <eager@eagercon.com>
18287 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
18288 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
18289 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
18290 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
18291 remove duplicate config
18293 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18295 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
18296 file_name:line_number type locator of the call site.
18298 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
18300 * genautomata.c: Put blank after comma.
18301 (automaton_decls): New.
18302 (struct unit_usage): Add comments to member next.
18303 (store_alt_unit_usage): Keep the list ordered.
18304 (unit_present_on_list_p, equal_alternatives_p): New.
18305 (check_regexp_units_distribution): Check units distribution
18306 correctness correctly.
18307 (main): Don't write automata if error is found. Return correct
18310 * config/m68k/cf.md (cfv4_ds): Remove.
18311 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
18312 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
18314 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
18315 power4-load-ext, power4-store, power4-store-update,
18316 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
18317 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
18318 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
18319 power4-sqrt, power4-isync): Modify reservation to make correct
18320 unit distribution to automata.
18322 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
18323 power5-store-update, power5-two, power5-three, power5-lmul,
18324 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
18326 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
18328 * except.c (pass_set_nothrow_function_flags): Set name and add
18330 (set_nothrow_function_flags): Mention in the dump file when
18331 changing a function to nothrow.
18333 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
18336 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
18337 instead of unsigned long.
18339 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18341 * config/arm/arm.c (return_used_this_function): Remove.
18342 (arm_output_function_prologue): Remove use of
18343 return_used_this_function.
18344 (output_return_instruction): Replace use of
18345 return_used_this_function
18346 by cfun->machine->return_used_this_function.
18347 (arm_output_epilogue): Likewise.
18348 (arm_output_function_epilogue): Likewise.
18349 (thumb_unexpanded_epilogue): Likewise.
18350 * config/arm/arm.h (struct machine_function):
18351 New member return_used_this_function.
18353 2009-04-12 Mark Mitchell <mark@codesourcery.com>
18355 * doc/install.texi: Correct description of default directory for
18356 --with-gxx-include-dir.
18358 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
18360 * fold-const.c (build_range_check): Properly deal with enumeral and
18361 boolean base types.
18363 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
18365 * doc/invoke.texi (max_gcse_passes): Remove documentation.
18366 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
18367 * params.h (MAX_GCSE_PASSES): Remove.
18368 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
18369 in sequence. Remove ability to run multiple passes.
18370 (bypass_jumps): Report run as third CPROP pass.
18372 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
18374 PR middle-end/39651
18375 * except.c (can_throw_external): Look at each insn in a SEQUENCE
18376 when deciding whether the whole SEQUENCE can throw.
18378 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
18381 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
18382 offseted label references.
18384 2009-04-11 Jan Hubicka <jh@suse.cz>
18386 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
18388 2009-04-11 Richard Guenther <rguenther@suse.de>
18390 PR middle-end/39732
18391 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
18392 return variables as TREE_ADDRESSABLE.
18394 2009-04-11 Richard Guenther <rguenther@suse.de>
18396 PR tree-optimization/39713
18397 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
18398 reference trees have SSA_NAME operands.
18400 2009-04-11 Richard Guenther <rguenther@suse.de>
18403 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
18404 address expressions.
18406 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
18408 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
18409 match changes in Cygwin 1.7
18410 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
18411 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
18413 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
18415 PR tree-optimization/39701
18416 * doc/invoke.texi (Optimization Options): Document change in
18417 meaning and initialization of -fdelete-null-pointer-checks.
18419 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
18421 PR middle-end/39701
18422 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
18424 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
18427 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
18429 2009-04-10 Chao-ying Fu <fu@mips.com>
18431 * doc/tm.texi (Instruction Output): Document
18432 TARGET_ASM_FINAL_POSTSCAN_INSN.
18433 * target.h (final_postscan_insn): New field in asm_out.
18434 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
18435 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
18436 * final.c (final_scan_insn): Call
18437 targetm.asm_out.final_postscan_insn after outputting
18438 an asm macro and a normal instruction.
18440 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
18441 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
18442 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
18443 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
18444 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
18446 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
18448 PR middle-end/39701
18449 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
18450 variables as non-NULL even with -fdelete-null-pointer-checks.
18452 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
18454 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
18456 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
18459 * config/i386/i386.c (classify_argument): Handle SCmode with
18460 (bit_offset % 64) != 0.
18462 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
18464 * doc/invoke.texi (Optimize Options): Add cross-reference to
18465 -Q --help=optimizers examples.
18467 2009-04-10 Ben Elliston <bje@au.ibm.com>
18470 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
18471 regalign for the reg == fpr and TDmode case.
18473 2009-04-09 David Ayers <ayers@fsfe.org>
18476 * objc/objc-act.c (warn_with_method): Remove helper function.
18477 (check_duplicates): Call warning and inform directly.
18478 (really_start_method): Likewise.
18480 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
18482 * expmed.c (expand_divmod): Always use a comparison for a division
18483 by a large unsigned integer.
18485 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
18486 for things others than variables or functions as nonzero.
18488 2009-04-09 Nick Clifton <nickc@redhat.com>
18490 * unwind-compat.c: Change copyright header to refer to version
18491 3 of the GNU General Public License with version 3.1 of the
18492 GCC Runtime Library Exception and to point readers at the
18493 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
18494 * config/alpha/crtfastmath.c: Likewise.
18495 * config/alpha/linux-unwind.h: Likewise.
18496 * config/alpha/qrnnd.asm: Likewise.
18497 * config/alpha/vms-crt0-64.c: Likewise.
18498 * config/alpha/vms-crt0.c: Likewise.
18499 * config/alpha/vms-dwarf2.asm: Likewise.
18500 * config/alpha/vms-dwarf2eh.asm: Likewise.
18501 * config/alpha/vms-psxcrt0-64.c: Likewise.
18502 * config/alpha/vms-psxcrt0.c: Likewise.
18503 * config/alpha/vms_tramp.asm: Likewise.
18504 * config/arc/initfini.c: Likewise.
18505 * config/arc/lib1funcs.asm: Likewise.
18506 * config/arm/bpabi-v6m.S: Likewise.
18507 * config/arm/bpabi.S: Likewise.
18508 * config/arm/bpabi.c: Likewise.
18509 * config/arm/crti.asm: Likewise.
18510 * config/arm/crtn.asm: Likewise.
18511 * config/arm/ieee754-df.S: Likewise.
18512 * config/arm/ieee754-sf.S: Likewise.
18513 * config/arm/lib1funcs.asm: Likewise.
18514 * config/arm/libunwind.S: Likewise.
18515 * config/arm/linux-atomic.c: Likewise.
18516 * config/arm/mmintrin.h: Likewise.
18517 * config/arm/pr-support.c: Likewise.
18518 * config/arm/unaligned-funcs.c: Likewise.
18519 * config/arm/unwind-arm.c: Likewise.
18520 * config/arm/unwind-arm.h: Likewise.
18521 * config/avr/libgcc.S: Likewise.
18522 * config/bfin/crti.s: Likewise.
18523 * config/bfin/crtlibid.s: Likewise.
18524 * config/bfin/crtn.s: Likewise.
18525 * config/bfin/lib1funcs.asm: Likewise.
18526 * config/bfin/linux-unwind.h: Likewise.
18527 * config/cris/arit.c: Likewise.
18528 * config/cris/cris_abi_symbol.c: Likewise.
18529 * config/darwin-64.c: Likewise.
18530 * config/darwin-crt2.c: Likewise.
18531 * config/darwin-crt3.c: Likewise.
18532 * config/darwin.h: Likewise.
18533 * config/dbxelf.h: Likewise.
18534 * config/dfp-bit.c: Likewise.
18535 * config/dfp-bit.h: Likewise.
18536 * config/elfos.h: Likewise.
18537 * config/fixed-bit.c: Likewise.
18538 * config/fixed-bit.h: Likewise.
18539 * config/fp-bit.c: Likewise.
18540 * config/fp-bit.h: Likewise.
18541 * config/fr30/crti.asm: Likewise.
18542 * config/fr30/crtn.asm: Likewise.
18543 * config/fr30/lib1funcs.asm: Likewise.
18544 * config/freebsd-spec.h: Likewise.
18545 * config/frv/cmovd.c: Likewise.
18546 * config/frv/cmovh.c: Likewise.
18547 * config/frv/cmovw.c: Likewise.
18548 * config/frv/frvbegin.c: Likewise.
18549 * config/frv/frvend.c: Likewise.
18550 * config/frv/lib1funcs.asm: Likewise.
18551 * config/glibc-stdint.h: Likewise.
18552 * config/h8300/clzhi2.c: Likewise.
18553 * config/h8300/crti.asm: Likewise.
18554 * config/h8300/crtn.asm: Likewise.
18555 * config/h8300/ctzhi2.c: Likewise.
18556 * config/h8300/fixunssfsi.c: Likewise.
18557 * config/h8300/lib1funcs.asm: Likewise.
18558 * config/h8300/parityhi2.c: Likewise.
18559 * config/h8300/popcounthi2.c: Likewise.
18560 * config/i386/ammintrin.h: Likewise.
18561 * config/i386/att.h: Likewise.
18562 * config/i386/avxintrin.h: Likewise.
18563 * config/i386/biarch64.h: Likewise.
18564 * config/i386/bmmintrin.h: Likewise.
18565 * config/i386/cpuid.h: Likewise.
18566 * config/i386/cross-stdarg.h: Likewise.
18567 * config/i386/crtfastmath.c: Likewise.
18568 * config/i386/crtprec.c: Likewise.
18569 * config/i386/cygming-crtbegin.c: Likewise.
18570 * config/i386/cygming-crtend.c: Likewise.
18571 * config/i386/cygwin.asm: Likewise.
18572 * config/i386/emmintrin.h: Likewise.
18573 * config/i386/gmm_malloc.h: Likewise.
18574 * config/i386/gthr-win32.c: Likewise.
18575 * config/i386/i386.h: Likewise.
18576 * config/i386/immintrin.h: Likewise.
18577 * config/i386/linux-unwind.h: Likewise.
18578 * config/i386/linux64.h: Likewise.
18579 * config/i386/mm3dnow.h: Likewise.
18580 * config/i386/mmintrin-common.h: Likewise.
18581 * config/i386/mmintrin.h: Likewise.
18582 * config/i386/nmmintrin.h: Likewise.
18583 * config/i386/pmm_malloc.h: Likewise.
18584 * config/i386/pmmintrin.h: Likewise.
18585 * config/i386/smmintrin.h: Likewise.
18586 * config/i386/sol2-c1.asm: Likewise.
18587 * config/i386/sol2-ci.asm: Likewise.
18588 * config/i386/sol2-cn.asm: Likewise.
18589 * config/i386/sol2-gc1.asm: Likewise.
18590 * config/i386/tmmintrin.h: Likewise.
18591 * config/i386/unix.h: Likewise.
18592 * config/i386/w32-unwind.h: Likewise.
18593 * config/i386/wmmintrin.h: Likewise.
18594 * config/i386/x86-64.h: Likewise.
18595 * config/i386/x86intrin.h: Likewise.
18596 * config/i386/xmmintrin.h: Likewise.
18597 * config/ia64/crtbegin.asm: Likewise.
18598 * config/ia64/crtend.asm: Likewise.
18599 * config/ia64/crtfastmath.c: Likewise.
18600 * config/ia64/crti.asm: Likewise.
18601 * config/ia64/crtn.asm: Likewise.
18602 * config/ia64/fde-glibc.c: Likewise.
18603 * config/ia64/lib1funcs.asm: Likewise.
18604 * config/ia64/linux-unwind.h: Likewise.
18605 * config/ia64/quadlib.c: Likewise.
18606 * config/ia64/unwind-ia64.c: Likewise.
18607 * config/linux.h: Likewise.
18608 * config/m32c/m32c-lib1.S: Likewise.
18609 * config/m32c/m32c-lib2-trapv.c: Likewise.
18610 * config/m32c/m32c-lib2.c: Likewise.
18611 * config/m32r/initfini.c: Likewise.
18612 * config/m68hc11/larith.asm: Likewise.
18613 * config/m68hc11/m68hc11-crt0.S: Likewise.
18614 * config/m68k/cf.md: Likewise.
18615 * config/m68k/crti.s: Likewise.
18616 * config/m68k/crtn.s: Likewise.
18617 * config/m68k/lb1sf68.asm: Likewise.
18618 * config/m68k/linux-unwind.h: Likewise.
18619 * config/mcore/crti.asm: Likewise.
18620 * config/mcore/crtn.asm: Likewise.
18621 * config/mcore/lib1.asm: Likewise.
18622 * config/mips/linux-unwind.h: Likewise.
18623 * config/mips/loongson.h: Likewise.
18624 * config/mips/mips16.S: Likewise.
18625 * config/mmix/crti.asm: Likewise.
18626 * config/mmix/crtn.asm: Likewise.
18627 * config/pa/fptr.c: Likewise.
18628 * config/pa/hpux-unwind.h: Likewise.
18629 * config/pa/lib2funcs.asm: Likewise.
18630 * config/pa/linux-atomic.c: Likewise.
18631 * config/pa/linux-unwind.h: Likewise.
18632 * config/pa/milli64.S: Likewise.
18633 * config/pa/quadlib.c: Likewise.
18634 * config/pa/stublib.c: Likewise.
18635 * config/picochip/libgccExtras/adddi3.asm: Likewise.
18636 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
18637 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
18638 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
18639 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
18640 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
18641 * config/picochip/libgccExtras/divmod15.asm: Likewise.
18642 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
18643 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
18644 * config/picochip/libgccExtras/longjmp.asm: Likewise.
18645 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
18646 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
18647 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
18648 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
18649 * config/picochip/libgccExtras/setjmp.asm: Likewise.
18650 * config/picochip/libgccExtras/subdi3.asm: Likewise.
18651 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
18652 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
18653 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
18654 * config/rs6000/750cl.h: Likewise.
18655 * config/rs6000/altivec.h: Likewise.
18656 * config/rs6000/biarch64.h: Likewise.
18657 * config/rs6000/crtresfpr.asm: Likewise.
18658 * config/rs6000/crtresgpr.asm: Likewise.
18659 * config/rs6000/crtresxfpr.asm: Likewise.
18660 * config/rs6000/crtresxgpr.asm: Likewise.
18661 * config/rs6000/crtsavfpr.asm: Likewise.
18662 * config/rs6000/crtsavgpr.asm: Likewise.
18663 * config/rs6000/darwin-asm.h: Likewise.
18664 * config/rs6000/darwin-fallback.c: Likewise.
18665 * config/rs6000/darwin-fpsave.asm: Likewise.
18666 * config/rs6000/darwin-ldouble.c: Likewise.
18667 * config/rs6000/darwin-tramp.asm: Likewise.
18668 * config/rs6000/darwin-unwind.h: Likewise.
18669 * config/rs6000/darwin-vecsave.asm: Likewise.
18670 * config/rs6000/darwin-world.asm: Likewise.
18671 * config/rs6000/e500crtres32gpr.asm: Likewise.
18672 * config/rs6000/e500crtres64gpr.asm: Likewise.
18673 * config/rs6000/e500crtres64gprctr.asm: Likewise.
18674 * config/rs6000/e500crtrest32gpr.asm: Likewise.
18675 * config/rs6000/e500crtrest64gpr.asm: Likewise.
18676 * config/rs6000/e500crtresx32gpr.asm: Likewise.
18677 * config/rs6000/e500crtresx64gpr.asm: Likewise.
18678 * config/rs6000/e500crtsav32gpr.asm: Likewise.
18679 * config/rs6000/e500crtsav64gpr.asm: Likewise.
18680 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
18681 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
18682 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
18683 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
18684 * config/rs6000/eabi-ci.asm: Likewise.
18685 * config/rs6000/eabi-cn.asm: Likewise.
18686 * config/rs6000/eabi.asm: Likewise.
18687 * config/rs6000/linux-unwind.h: Likewise.
18688 * config/rs6000/linux64.h: Likewise.
18689 * config/rs6000/paired.h: Likewise.
18690 * config/rs6000/paired.md: Likewise.
18691 * config/rs6000/ppc64-fp.c: Likewise.
18692 * config/rs6000/ppu_intrinsics.h: Likewise.
18693 * config/rs6000/rs6000.h: Likewise.
18694 * config/rs6000/si2vmx.h: Likewise.
18695 * config/rs6000/sol-ci.asm: Likewise.
18696 * config/rs6000/sol-cn.asm: Likewise.
18697 * config/rs6000/spe.h: Likewise.
18698 * config/rs6000/spu2vmx.h: Likewise.
18699 * config/rs6000/sysv4.h: Likewise.
18700 * config/rs6000/tramp.asm: Likewise.
18701 * config/rs6000/vec_types.h: Likewise.
18702 * config/s390/linux-unwind.h: Likewise.
18703 * config/s390/tpf-unwind.h: Likewise.
18704 * config/score/crti.asm: Likewise.
18705 * config/score/crtn.asm: Likewise.
18706 * config/sh/crt1.asm: Likewise.
18707 * config/sh/crti.asm: Likewise.
18708 * config/sh/crtn.asm: Likewise.
18709 * config/sh/divtab-sh4-300.c: Likewise.
18710 * config/sh/divtab-sh4.c: Likewise.
18711 * config/sh/divtab.c: Likewise.
18712 * config/sh/lib1funcs-4-300.asm: Likewise.
18713 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
18714 * config/sh/lib1funcs.asm: Likewise.
18715 * config/sh/lib1funcs.h: Likewise.
18716 * config/sh/linux-atomic.asm: Likewise.
18717 * config/sh/linux-unwind.h: Likewise.
18718 * config/sh/shmedia.h: Likewise.
18719 * config/sh/sshmedia.h: Likewise.
18720 * config/sh/ushmedia.h: Likewise.
18721 * config/sparc/crtfastmath.c: Likewise.
18722 * config/sparc/linux-unwind.h: Likewise.
18723 * config/sparc/sol2-c1.asm: Likewise.
18724 * config/sparc/sol2-ci.asm: Likewise.
18725 * config/sparc/sol2-cn.asm: Likewise.
18726 * config/spu/divmodti4.c: Likewise.
18727 * config/spu/divv2df3.c: Likewise.
18728 * config/spu/float_disf.c: Likewise.
18729 * config/spu/float_unsdidf.c: Likewise.
18730 * config/spu/float_unsdisf.c: Likewise.
18731 * config/spu/float_unssidf.c: Likewise.
18732 * config/spu/mfc_multi_tag_release.c: Likewise.
18733 * config/spu/mfc_multi_tag_reserve.c: Likewise.
18734 * config/spu/mfc_tag_release.c: Likewise.
18735 * config/spu/mfc_tag_reserve.c: Likewise.
18736 * config/spu/mfc_tag_table.c: Likewise.
18737 * config/spu/multi3.c: Likewise.
18738 * config/spu/spu_internals.h: Likewise.
18739 * config/spu/spu_intrinsics.h: Likewise.
18740 * config/spu/spu_mfcio.h: Likewise.
18741 * config/spu/vec_types.h: Likewise.
18742 * config/spu/vmx2spu.h: Likewise.
18743 * config/stormy16/stormy16-lib2.c: Likewise.
18744 * config/svr4.h: Likewise.
18745 * config/sync.c: Likewise.
18746 * config/v850/lib1funcs.asm: Likewise.
18747 * config/vxlib-tls.c: Likewise.
18748 * config/vxlib.c: Likewise.
18749 * config/vxworks-dummy.h: Likewise.
18750 * config/xtensa/crti.asm: Likewise.
18751 * config/xtensa/crtn.asm: Likewise.
18752 * config/xtensa/ieee754-df.S: Likewise.
18753 * config/xtensa/ieee754-sf.S: Likewise.
18754 * config/xtensa/lib1funcs.asm: Likewise.
18755 * config/xtensa/lib2funcs.S: Likewise.
18756 * config/xtensa/linux-unwind.h: Likewise.
18757 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
18758 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
18759 * coretypes.h: Likewise.
18760 * crtstuff.c: Likewise.
18761 * defaults.h: Likewise.
18762 * dwarf2.h: Likewise.
18763 * emutls.c: Likewise.
18764 * gbl-ctors.h: Likewise.
18765 * gcov-io.h: Likewise.
18766 * ginclude/float.h: Likewise.
18767 * ginclude/iso646.h: Likewise.
18768 * ginclude/stdarg.h: Likewise.
18769 * ginclude/stdbool.h: Likewise.
18770 * ginclude/stddef.h: Likewise.
18771 * ginclude/stdfix.h: Likewise.
18772 * ginclude/stdint-gcc.h: Likewise.
18773 * ginclude/tgmath.h: Likewise.
18774 * gthr-aix.h: Likewise.
18775 * gthr-dce.h: Likewise.
18776 * gthr-gnat.c: Likewise.
18777 * gthr-gnat.h: Likewise.
18778 * gthr-lynx.h: Likewise.
18779 * gthr-mipssde.h: Likewise.
18780 * gthr-nks.h: Likewise.
18781 * gthr-posix.c: Likewise.
18782 * gthr-posix.h: Likewise.
18783 * gthr-posix95.h: Likewise.
18784 * gthr-rtems.h: Likewise.
18785 * gthr-single.h: Likewise.
18786 * gthr-solaris.h: Likewise.
18787 * gthr-tpf.h: Likewise.
18788 * gthr-vxworks.h: Likewise.
18789 * gthr-win32.h: Likewise.
18790 * gthr.h: Likewise.
18791 * libgcc2.c: Likewise.
18792 * libgcc2.h: Likewise.
18793 * libgcov.c: Likewise.
18794 * tsystem.h: Likewise.
18795 * typeclass.h: Likewise.
18796 * unwind-c.c: Likewise.
18797 * unwind-compat.h: Likewise.
18798 * unwind-dw2-fde-compat.c: Likewise.
18799 * unwind-dw2-fde-darwin.c: Likewise.
18800 * unwind-dw2-fde-glibc.c: Likewise.
18801 * unwind-dw2-fde.c: Likewise.
18802 * unwind-dw2-fde.h: Likewise.
18803 * unwind-dw2.c: Likewise.
18804 * unwind-dw2.h: Likewise.
18805 * unwind-generic.h: Likewise.
18806 * unwind-pe.h: Likewise.
18807 * unwind-sjlj.c: Likewise.
18808 * unwind.inc: Likewise.
18809 * config/arm/neon-gen.ml: Change generated copyright header to
18810 refer to version 3 of the GNU General Public License with
18811 version 3.1 of the GCC Runtime Library Exception and to point
18812 readers at the COPYING3 and COPYING3.RUNTIME files and the
18813 FSF's license web page.
18814 * config/arm/arm_neon.h: Regenerate.
18816 2009-04-09 Jakub Jelinek <jakub@redhat.com>
18818 * config/cris/cris.md: Change copyright header to refer to version
18819 3 of the GNU General Public License.
18820 * doc/install.texi2html: Change copyright header to refer to version
18821 3 of the GNU General Public License and to point readers at the
18822 COPYING3 file and the FSF's license web page.
18823 * config/vax/linux.h: Likewise.
18825 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
18827 * config/i386/i386.md (cmpcc): New.
18828 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
18829 (sync_compare_and_swap_cc*): Delete.
18831 * config/s390/s390.c (s390_compare_emitted): Remove.
18832 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
18833 s390_compare_emitted used to be handled. Assert that modes match.
18834 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
18835 refer to sync_compare_and_swap_ccsi.
18836 * config/s390/s390.h (s390_compare_emitted): Remove.
18837 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
18838 instead of s390_compare_emitted.
18839 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
18840 instead of s390_compare_emitted.
18841 * config/s390/s390.md (cmpcc): New.
18842 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
18843 CC_REGNUM, do not pretend it's set.
18844 (sync_compare_and_swap_cc*): Delete.
18845 * config/s390/predicates.md (cc_reg_operand): New.
18847 * expr.c (sync_compare_and_swap_cc): Delete.
18848 * optabs.h (sync_compare_and_swap_cc): Delete.
18849 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
18850 is being used with can_compare_p.
18851 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
18852 (find_cc_set): New.
18853 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
18854 look for a MODE_CC set instead. Use emit_store_flag.
18855 (expand_compare_and_swap_loop): Likewise, with some additional
18856 complication to avoid a force_reg when useless. Use
18857 emit_cmp_and_jump_insns.
18858 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
18859 * doc/md.texi (sync_compare_and_swap_cc): Merge with
18860 sync_compare_and_swap documentation.
18862 2009-04-09 Jan Hubicka <jh@suse.cz>
18864 * except.c (find_prev_try): Break out from ....
18865 (duplicate_eh_regions): ... here; properly update prev_try pointers
18866 when duplication part of tree.
18867 (dump_eh_tree): Improve dumping.
18868 (verify_eh_region): New.
18869 (verify_eh_tree): Use it.
18871 2009-04-06 Richard Guenther <rguenther@suse.de>
18873 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
18874 &ARRAY addresses by adjusting their types and prepending
18876 * tree-cfg.c (verify_gimple_assign_single): Verify that
18877 addresses are correct.
18879 2009-04-09 Richard Guenther <rguenther@suse.de>
18881 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
18882 indices into an array reference if possible.
18883 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
18884 Fold POINTER_PLUS_EXPR statements with invariant address.
18886 2009-04-09 Alan Modra <amodra@bigpond.net.au>
18889 * config.gcc (powerpc64-*-linux*): Always build biarch.
18891 2009-04-09 Joseph Myers <joseph@codesourcery.com>
18894 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
18895 it and pedwarn if this results in an INTEGER_CST.
18897 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18899 * doc/install.texi: Update minimum GMP version. Remove obsolete
18900 text in MPFR section.
18902 2009-04-08 Jakub Jelinek <jakub@redhat.com>
18904 * dwarf2out.c (class_scope_p): New static inline.
18905 (class_or_namespace_scope_p): Use it.
18906 (gen_variable_die): Use DW_TAG_member tag for static data member
18907 declarations instead of DW_TAG_variable.
18909 PR middle-end/39573
18910 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
18913 2009-04-08 Richard Guenther <rguenther@suse.de>
18915 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
18916 valueize random data.
18918 2009-04-08 David Edelsohn <edelsohn@gnu.org>
18920 * config.gcc (aix tm_file): Add aix-stdint.h.
18921 (aix tm clause use_gcc_stdint): Set to wrap.
18922 * config/rs6000/aix-stdint.h: New file.
18924 2009-04-08 Richard Guenther <rguenther@suse.de>
18926 PR middle-end/36291
18927 * tree-dfa.c (add_referenced_var): Do not recurse into
18928 global initializers.
18929 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
18931 (fold_const_aggregate_ref): Likewise.
18933 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18935 * recog.c (ordered_comparison_operator): New.
18936 * gensupport.c (std_preds): Add it.
18937 * doc/md.texi (Machine-Independent Predicates): Document it.
18939 2009-04-08 Jan Hubicka <jh@suse.cz>
18941 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
18942 * function.h (rtl_eh): Remove exception_handler_label_map.
18943 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
18944 remove_exception_handler_label, for_each_eh_label_1): Remove.
18945 (rtl_remove_unreachable_regions): Remove.
18946 (convert_from_eh_region_ranges): Do not remove unreachable regions.
18947 (find_exception_handler_labels): Don't build the hashtable.
18948 (maybe_remove_eh_handler): Remove.
18949 (for_each_eh_label): Rewrite to walk the tree.
18950 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
18951 * except.h (maybe_remove_eh_handler): Remove.
18952 * passes.c (init_optimization_passes): Schedule second EH cleanup
18954 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
18955 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
18957 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
18959 * genoutput.c (validate_optab_operands): New.
18960 (gen_insn, gen_expand): Call it.
18962 * genflags.c (gen_insn): Detect misused iterators.
18963 (main): Pass line_no to gen_insn, exit with status 1 on error.
18965 * genextract.c (line_no): Make global.
18966 (VEC_safe_set_locstr): Change assertion to error message.
18967 (main): Exit with status 1 on error.
18969 2009-04-08 Joseph Myers <joseph@codesourcery.com>
18973 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
18974 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
18975 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
18976 * c-convert.c (convert): Do not call fold on results of conversion
18977 functions when the result is a C_MAYBE_CONST_EXPR.
18978 * c-parser.c (c_parser_postfix_expression): Do not fold condition
18979 of __builtin_choose_expr.
18980 * c-typeck.c (remove_c_maybe_const_expr): New.
18981 (build_unary_op, build_conditional_expr, build_compound_expr,
18982 build_binary_op, c_objc_common_truthvalue_conversion): Call
18983 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
18986 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
18988 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
18989 CODE to produce a new one. Add a prototype to use fold_convert_const
18991 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
18994 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
18995 mix declarations and code.
18997 2009-04-08 Ben Elliston <bje@au.ibm.com>
18999 * gcc.c: Replace `CC' with `GCC' throughout.
19001 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
19003 * doc/invoke.texi: Document Atom support.
19005 2009-04-07 Jason Merrill <jason@redhat.com>
19008 * c-common.h, c-common.c: Add flag_pretty_templates.
19009 * c-opts.c (c_common_handle_option): Set it.
19010 * c.opt: Add -fno-pretty-templates.
19011 * doc/invoke.texi (C++ Dialect Options): Likewise.
19013 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
19015 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
19016 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
19017 (ia64_expand_builtin): Likewise.
19019 2009-04-07 Martin Jambor <mjambor@suse.cz>
19021 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
19022 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
19023 ADDR_EXPRS are include too.
19025 2009-04-07 Richard Guenther <rguenther@suse.de>
19027 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
19028 decls are only used if passes as parameters or if they are
19029 local statics and the call is not to a builtin.
19030 (call_may_clobber_ref_p_1): Likewise.
19032 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19034 * expr.c (do_store_flag): Remove last argument. Simplify code
19035 to avoid duplication of tests already done by can_compare_p.
19036 (expand_expr_real_1): Adjust caller.
19038 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19040 * optabs.c (can_compare_p): Test the predicate of a
19041 cbranch and cstore pattern.
19043 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19045 * expr.c (convert_move): Use emit_store_flag instead of
19048 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19050 * config/i386/i386.c (ix86_compare_emitted): Remove.
19051 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
19052 ix86_compare_op0 like ix86_compare_emitted used to be handled.
19053 * config/i386/i386.h (ix86_compare_emitted): Remove.
19054 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
19055 instead of ix86_compare_emitted.
19056 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
19058 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
19060 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
19061 Add t-sysroot-suffix to tmake_file.
19062 * config/print-sysroot-suffix.sh: New file.
19063 * config/t-sysroot-suffix: New file.
19065 2009-04-07 Ben Elliston <bje@au.ibm.com>
19067 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
19068 as the latter produces a warning when the target does not support
19071 2009-04-07 Ben Elliston <bje@au.ibm.com>
19073 * dfp.c: Replace type punning assignments with memcpy throughout.
19074 * Makefile.in (dfp.o-warn): Remove.
19076 2009-04-07 Alan Modra <amodra@bigpond.net.au>
19079 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
19080 Include soft-fp/t-softfp after rs6000/t-linux64.
19082 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
19084 * stor-layout.c (set_sizetype): Use the full precision of their
19085 machine mode for bitsize types.
19087 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
19089 * config/i386/i386.md: Revert 2 accidental checkins.
19091 2009-04-06 Joey Ye <joey.ye@intel.com>
19092 Xuepeng Guo <xuepeng.guo@intel.com>
19093 H.J. Lu <hongjiu.lu@intel.com>
19095 Atom pipeline model, tuning and insn selection.
19096 * config.gcc (atom): Add atom config options and target.
19098 * config/i386/atom.md: New.
19100 * config/i386/i386.c (atom_cost): New cost.
19101 (m_ATOM): New macro flag.
19102 (initial_ix86_tune_features): Set m_ATOM.
19103 (x86_accumulate_outgoing_args): Likewise.
19104 (x86_arch_always_fancy_math_387): Likewise.
19105 (processor_target): Add Atom cost.
19106 (cpu_names): Add Atom cpu name.
19107 (override_options): Set Atom ISA.
19108 (ix86_issue_rate): New case PROCESSOR_ATOM.
19109 (ix86_adjust_cost): Likewise.
19111 * config/i386/i386.h (TARGET_ATOM): New target macro.
19112 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
19113 (TARGET_OPT_AGU): New target option.
19114 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
19115 (processor_type): Add PROCESSOR_ATOM.
19117 * config/i386/i386.md (cpu): Add new value "atom".
19118 (use_carry, movu): New attr.
19119 (atom.md): Include atom.md.
19120 (adddi3_carry_rex64): Set attr "use_carry".
19121 (addqi3_carry): Likewise.
19122 (addhi3_carry): Likewise.
19123 (addsi3_carry): Likewise.
19124 (*addsi3_carry_zext): Likewise.
19125 (subdi3_carry_rex64): Likewise.
19126 (subqi3_carry): Likewise.
19127 (subhi3_carry): Likewise.
19128 (subsi3_carry): Likewise.
19129 (x86_movdicc_0_m1_rex64): Likewise.
19130 (*x86_movdicc_0_m1_se): Likewise.
19131 (x86_movsicc_0_m1): Likewise.
19132 (*x86_movsicc_0_m1_se): Likewise.
19133 (*adddi_1_rex64): Emit add insn as much as possible.
19134 (*addsi_1): Likewise.
19135 (return_internal): Set atom_unit.
19136 (return_internal_long): Likewise.
19137 (return_pop_internal): Likewise.
19138 (*rcpsf2_sse): Set atom_sse_attr attr.
19139 (*qrt<mode>2_sse): Likewise.
19140 (*prefetch_sse): Likewise.
19142 * config/i386/i386-c.c (ix86_target_macros_internal): New case
19144 (ix86_target_macros_internal): Likewise.
19146 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
19147 (*prefetch_sse_rex): Likewise.
19148 (sse_rcpv4sf2): Likewise.
19149 (sse_vmrcpv4sf2): Likewise.
19150 (sse_sqrtv4sf2): Likewise.
19151 (<sse>_vmsqrt<mode>2): Likewise.
19152 (sse_ldmxcsr): Likewise.
19153 (sse_stmxcsr): Likewise.
19154 (*sse_sfence): Likewise.
19155 (sse2_clflush): Likewise.
19156 (*sse2_mfence): Likewise.
19157 (*sse2_lfence): Likewise.
19158 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
19159 (<sse>_movup<ssemodesuffixf2c>): Likewise.
19160 (avx_movdqu<avxmodesuffix>): Likewise.
19161 (avx_lddqu<avxmodesuffix>): Likewise.
19162 (sse2_movntv2di): Change attr "type" to "ssemov".
19163 (sse2_movntsi): Likewise.
19164 (rsqrtv8sf2): Change attr "type" to "sseadd".
19165 (sse3_addsubv2df3): Set attr "atom_unit".
19166 (sse3_h<plusminus_insn>v4sf3): Likewise.
19167 (*sse2_pmaddwd): Likewise.
19168 (*vec_extractv2di_1_rex64): Likewise.
19169 (*vec_extractv2di_1_avx): Likewise.
19170 (sse2_psadbw): Likewise.
19171 (ssse3_phaddwv8hi3): Likewise.
19172 (ssse3_phaddwv4hi3): Likewise.
19173 (ssse3_phadddv4si3): Likewise.
19174 (ssse3_phadddv2si3): Likewise.
19175 (ssse3_phaddswv8hi3): Likewise.
19176 (ssse3_phaddswv4hi3): Likewise.
19177 (ssse3_phsubwv8hi3): Likewise.
19178 (ssse3_phsubwv4hi3): Likewise.
19179 (ssse3_phsubdv4si3): Likewise.
19180 (ssse3_phsubdv2si3): Likewise.
19181 (ssse3_phsubswv8hi3): Likewise.
19182 (ssse3_phsubswv4hi3): Likewise.
19183 (ssse3_pmaddubsw128): Likewise.
19184 (sse3_pmaddubsw: Likewise.
19185 (ssse3_palignrti): Likewise.
19186 (ssse3_palignrdi): Likewise.
19188 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
19190 * doc/install.texi (Specific): Fix two cross-references to MinGW.
19192 2009-04-06 Richard Guenther <rguenther@suse.de>
19194 PR tree-optimization/28868
19195 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
19196 of which PHI results we inserted.
19197 (insert_into_preds_of_block): Record inserted PHIs.
19198 (eliminate): Eliminate redundant PHI nodes.
19199 (init_pre): Init inserted_phi_names.
19201 2009-04-06 Richard Guenther <rguenther@suse.de>
19203 PR tree-optimization/39643
19204 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
19205 IMAGPART_EXPRs of complex constants.
19206 (execute_fold_all_builtins): If we folded a call queue
19207 TODO_update_address_taken.
19209 2009-04-06 Jan Hubicka <jh@suse.cz>
19211 PR middle-end/39659
19212 * except.c (remove_unreachable_regions): Propagate may_contain_throw
19215 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
19217 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
19219 (ic_invalidate_array): Likewise.
19221 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
19223 * calls.c (emit_library_call_value_1): Fix a problem with parameter
19224 alignment for library calls.
19226 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
19228 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
19229 (mingw32 tm clause use_gcc_stdint): Set to wrap.
19230 * config/i386/mingw-stdint.h: New file.
19232 2009-04-05 Richard Guenther <rguenther@suse.de>
19234 PR tree-optimization/39648
19235 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
19236 our &A vs. &A[0] IL deficiencies.
19238 2009-04-04 Jan Hubicka <jh@suse.cz>
19240 * except.c (sjlj_find_directly_reachable_regions): Be ready for
19241 removed toplevel regions.
19242 (sjlj_mark_call_sites): Likewise.
19244 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
19246 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
19247 (cygwin tm clause use_gcc_stdint): Set to wrap.
19248 * config/i386/cygwin-stdint.h: New file.
19250 2009-04-04 Richard Guenther <rguenther@suse.de>
19252 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
19253 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
19254 single-argument PHIs if we are in loop-closed SSA form.
19255 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
19256 for the pre-condition.
19257 (slpeel_tree_peel_loop_to_edge): Likewise.
19258 (vect_build_loop_niters): Take an optional sequence to append stmts.
19259 (vect_generate_tmps_on_preheader): Likewise.
19260 (vect_do_peeling_for_loop_bound): Take extra guards for the
19262 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
19263 the cost model check.
19264 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
19265 guards if we are going to peel. Do not apply versioning in that case.
19266 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
19267 (vect_do_peeling_for_loop_bound): Likewise.
19268 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
19269 loop bound only record extra pre-conditions, do not apply loop
19272 2009-04-04 Richard Guenther <rguenther@suse.de>
19274 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
19277 2009-04-04 Jan Hubicka <jh@suse.cz>
19279 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
19280 last_basic_block for size of bb->index indexed array.
19281 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
19282 compute_out, link_btr_uses, build_btr_def_use_webs,
19283 build_btr_def_use_webs, migrate_btr_defs): Likewise.
19285 2009-04-04 Jan Hubicka <jh@suse.cz>
19287 * except.c (remove_eh_handler_and_replace): Break out from ...
19288 (remove_eh_handler): ... here.
19289 (bring_to_root): New function.
19290 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
19291 handled ones, bring others to root of tree.
19293 2009-04-04 Jan Hubicka <jh@suse.cz>
19295 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
19296 (all_phis_safe_to_merge): New function.
19297 (update_info): New structure.
19298 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
19299 (cleanup_empty_eh): Update SSA if possible.
19301 2009-04-04 Richard Guenther <rguenther@suse.de>
19303 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
19304 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
19305 (append_vuse): Likewise.
19307 2009-04-04 Jakub Jelinek <jakub@redhat.com>
19309 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
19310 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
19311 instead of REG_UNSAVED for DW_CFA_undefined.
19312 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
19313 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
19316 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
19319 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
19320 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
19321 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
19323 2009-04-04 Richard Guenther <rguenther@suse.de>
19325 PR tree-optimization/8781
19326 PR tree-optimization/37892
19327 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
19328 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
19329 (valueize_refs): Call it for *& valueizations.
19330 (shared_reference_ops_from_ref): Rename to ...
19331 (valueize_shared_reference_ops_from_ref): ... this and valueize.
19332 (shared_reference_ops_from_call): Rename to ...
19333 (valueize_shared_reference_ops_from_call): ... this and valueize.
19334 (vn_reference_lookup): Update.
19335 (visit_reference_op_call): Likewise.
19336 * tree-ssa-pre.c (phi_translate_1): Fold *&.
19337 (eliminate): Value-replace the call address in call statements.
19339 2009-04-04 Richard Guenther <rguenther@suse.de>
19341 PR tree-optimization/39636
19342 * tree-ssa-forwprop.c
19343 (forward_propagate_addr_into_variable_array_index): Check for
19344 GIMPLE_ASSIGN before accessing the rhs code.
19346 2009-04-03 Jason Merrill <jason@redhat.com>
19348 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
19350 2009-04-03 Steve Ellcey <sje@cup.hp.com>
19352 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
19353 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
19354 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
19355 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
19356 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
19357 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
19358 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
19359 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
19360 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
19361 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
19362 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
19363 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
19364 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
19365 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
19366 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
19367 Use fr_reg_or_fp01_operand instead of fr_register_operand
19369 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
19370 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
19371 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
19373 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
19375 PR rtl-optimization/39607
19376 PR rtl-optimization/39631
19380 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19381 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
19382 instead of DF_LR_OUT.
19383 * ira-lives.c (process_bb_node_lives): Ditto.
19384 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
19385 instead of DF_LR_{OUT,IN}.
19386 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
19387 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
19389 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
19391 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
19392 (execute_lower_omp): Always run but take the short way out if -fopenmp
19394 (gate_lower_omp): Remove, forcing the pass manager to always run the
19395 pass and always set PROP_gimple_lomp.
19396 (pass_lower_omp): Remove gate function.
19397 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
19398 PROP_trees. Instead, require it.
19399 * ipa-cp.c (pass_ipa_cp): Likewise.
19400 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
19401 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
19402 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
19403 and PROP_gimple_leh.
19405 2009-04-03 Richard Guenther <rguenther@suse.de>
19407 PR middle-end/13146
19408 PR tree-optimization/23940
19409 PR tree-optimization/33237
19410 PR middle-end/33974
19411 PR middle-end/34093
19412 PR tree-optimization/36201
19413 PR tree-optimization/36230
19414 PR tree-optimization/38049
19415 PR tree-optimization/38207
19416 PR tree-optimization/38230
19417 PR tree-optimization/38301
19418 PR tree-optimization/38585
19419 PR middle-end/38895
19420 PR tree-optimization/38985
19421 PR tree-optimization/39299
19422 * tree-ssa-structalias.h: Remove.
19423 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
19424 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
19425 (struct vuse_element_d): Remove.
19426 (struct vuse_vec_d): Likewise.
19427 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
19428 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
19429 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
19430 VUSE_ELEMENT_VAR): Likewise.
19431 (struct voptype_d): Likewise.
19432 (NUM_VOP_FREE_BUCKETS): Likewise.
19433 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
19434 (struct stmt_operands_d): Remove.
19435 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
19436 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
19437 VDEF_NUM, VDEF_VECT): Likewise.
19438 (copy_virtual_operands): Remove.
19439 (operand_build_cmp): Likewise.
19440 (create_ssa_artificial_load_stmt): Likewise.
19441 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
19442 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
19443 vuse_index and mayuse_index members. Pack and move done and iter_type
19444 members to the front.
19445 (SSA_OP_VMAYUSE): Remove.
19446 (SSA_OP_VIRTUAL_USES): Adjust.
19447 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
19448 (unlink_stmt_vdef): Declare.
19449 (add_to_addressable_set): Remove.
19450 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
19451 (vrp_visit_stmt): Likewise.
19452 * doc/tree-ssa.texi (Alias analysis): Update.
19453 * doc/invoke.texi (max-aliased-vops): Remove docs.
19454 (avg-aliased-vops): Likewise.
19455 * tree-into-ssa.c (syms_to_rename): Remove.
19456 (need_to_update_vops_p): Likewise.
19457 (need_to_initialize_update_ssa_p): Rename to ...
19458 (update_ssa_initialized_fn): ... this. Track function we are
19460 (symbol_marked_for_renaming): Simplify.
19461 (add_new_name_mapping): Do not set need_to_update_vops_p.
19462 (dump_currdefs): Use SYMS_TO_RENAME.
19463 (rewrite_update_stmt): Always walk all uses/defs.
19464 (dump_update_ssa): Adjust.
19465 (init_update_ssa): Take function argument. Track what we are
19467 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
19468 (create_new_def_for): Initialize for cfun, assert we are initialized
19470 (mark_sym_for_renaming): Simplify.
19471 (mark_set_for_renaming): Do not initialize update-ssa.
19472 (need_ssa_update_p): Simplify. Take function argument.
19473 (name_mappings_registered_p): Assert we ask for the correct function.
19474 (name_registered_for_update_p): Likewise.
19475 (ssa_names_to_replace): Likewise.
19476 (release_ssa_name_after_update_ssa): Likewise.
19477 (update_ssa): Likewise. Use SYMS_TO_RENAME.
19478 (dump_decl_set): Do not print a newline.
19479 (debug_decl_set): Do it here.
19480 (dump_update_ssa): And here.
19481 * tree-ssa-loop-im.c (move_computations): Adjust.
19482 (movement_possibility): Likewise.
19483 (determine_max_movement): Likewise.
19484 (gather_mem_refs_stmt): Likewise.
19485 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
19486 or NAME_MEMORY_TAG.
19487 * tree-complex.c (update_all_vops): Remove.
19488 (expand_complex_move): Adjust.
19489 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
19490 Simplify test for memory referencing statement. Exclude
19491 non-invariant ADDR_EXPRs.
19492 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
19493 * tree-loop-distribution.c (generate_memset_zero): Adjust.
19494 (rdg_flag_uses): Likewise.
19495 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
19497 (tree_optimize_tail_calls_1): Also split the
19498 edge from the entry block if we have degenerate PHI nodes in
19499 the first basic block.
19500 * tree.c (init_ttree): Remove memory-tag related code.
19501 (tree_code_size): Likewise.
19502 (tree_node_structure): Likewise.
19503 (build7_stat): Re-write to be build6_stat.
19504 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
19505 (SSA_VAR_P): Adjust.
19506 (struct tree_memory_tag): Remove.
19507 (struct tree_memory_partition_tag): Likewise.
19508 (union tree_node): Adjust.
19509 (build7): Re-write to be build6.
19510 * tree-pass.h (pass_reset_cc_flags): Remove.
19511 (TODO_update_address_taken): New flag.
19512 (pass_simple_dse): Remove.
19513 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
19514 * params.h (MAX_ALIASED_VOPS): Remove.
19515 (AVG_ALIASED_VOPS): Likewise.
19516 * omp-low.c (expand_omp_taskreg): Update SSA form.
19517 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
19518 aliases the lhs in a copy stmt.
19519 * tree-ssa-dse.c (struct address_walk_data): Remove.
19520 (memory_ssa_name_same): Likewise.
19521 (memory_address_same): Likewise.
19522 (get_kill_of_stmt_lhs): Likewise.
19523 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
19524 unused stores. Look through PHI nodes into post-dominated regions.
19525 (dse_optimize_stmt): Simplify. Properly remove stores.
19526 (tree_ssa_dse): Compute dominators.
19527 (execute_simple_dse): Remove.
19528 (pass_simple_dse): Likewise.
19529 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
19530 gimple_loaded_syms and gimple_stored_syms computation.
19531 * toplev.c (dump_memory_report): Dump alias and pta stats.
19532 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
19533 (vn_reference_eq): Likewise.
19534 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
19535 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
19536 valueize_vuses): Remove.
19537 (get_def_ref_stmt_vuses): Simplify. Rename to ...
19538 (get_def_ref_stmt_vuse): ... this.
19539 (vn_reference_lookup_2): New function.
19540 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
19541 walking equivalent vuses. Simplify.
19542 (vn_reference_lookup): Likewise.
19543 (vn_reference_insert): Likewise.
19544 (vn_reference_insert_pieces): Likewise.
19545 (visit_reference_op_call): Simplify.
19546 (visit_reference_op_load): Likewise.
19547 (visit_reference_op_store): Likewise.
19548 (init_scc_vn): Remove shared_lookup_vuses initialization.
19549 (free_scc_vn): Remove shared_lookup_vuses freeing.
19550 (sort_vuses, sort_vuses_heap): Remove.
19551 (get_ref_from_reference_ops): Export.
19552 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
19553 vector with single vuse pointer.
19554 (vn_reference_lookup_pieces, vn_reference_lookup,
19555 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
19556 (shared_vuses_from_stmt): Remove.
19557 (get_ref_from_reference_ops): Declare.
19558 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
19559 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
19560 memory-tag related code.
19561 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
19562 (likely_value): Add comment, skip static-chain of call statements.
19563 (surely_varying_stmt_p): Adjust.
19564 (gimplify_and_update_call_from_tree): Likewise.
19565 (execute_fold_all_builtins): Do not rebuild alias info.
19566 (gimplify_and_update_call_from_tree): Properly update VOPs.
19567 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
19568 (copy_ref_info): Remove memory-tag related code.
19569 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
19570 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
19571 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
19573 * tree-ssa-dom.c (gimple_p): Remove typedef.
19574 (eliminate_redundant_computations): Adjust.
19575 (record_equivalences_from_stmt): Likewise.
19576 (avail_expr_hash): Likewise.
19577 (avail_expr_eq): Likewise.
19578 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
19579 (stmt_makes_single_load): Likewise.
19580 (stmt_makes_single_store): Likewise.
19581 * tree-ssa-alias.c: Rewrite completely.
19582 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
19583 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
19584 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
19585 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
19586 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
19587 Remove public functions.
19588 (pass_reset_cc_flags): Remove.
19589 (pass_build_alias): Move ...
19590 * tree-ssa-structalias.c (pass_build_alias): ... here.
19591 * tree-ssa-alias.c (may_be_aliased): Move ...
19592 * tree-flow-inline.h (may_be_aliased): ... here.
19593 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
19594 count_uses_and_derefs): Move ...
19595 * gimple.c: ... here.
19596 * gimple.h (count_uses_and_derefs): Declare.
19597 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
19598 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
19599 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
19600 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
19601 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
19602 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
19603 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
19605 * tree-dfa.c (refs_may_alias_p): Move ...
19606 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
19607 * tree-ssa-alias.h: New file.
19608 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
19609 (statement_sink_location): Likewise.
19610 * opts.c (decode_options): Do not adjust max-aliased-vops or
19611 avg-aliased-vops values.
19612 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
19613 (TV_CALL_CLOBBER): Likewise.
19614 (TV_FLOW_SENSITIVE): Likewise.
19615 (TV_FLOW_INSENSITIVE): Likewise.
19616 (TV_MEMORY_PARTITIONING): Likewise.
19617 (TV_ALIAS_STMT_WALK): New timevar.
19618 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
19619 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
19620 (get_address_description): Remove memory-tag related code.
19621 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
19622 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
19623 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
19624 and immediate uses in statements. Document.
19625 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
19626 (dump_symbols): Remove.
19627 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
19628 * alias.c (get_deref_alias_set): New function split out from ...
19629 (get_alias_set): ... here.
19630 * alias.h (get_deref_alias_set): Declare.
19631 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
19632 type parameter. Remove restrict pointer handling. Create a
19633 ref-all pointer in case type-based alias sets do not conflict.
19634 (vect_analyze_data_refs): Remove SMT related code.
19635 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
19636 (vectorizable_load): Likewise.
19637 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
19638 (DR_SYMBOL_TAG, DR_VOPS): Remove.
19639 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
19640 Ignore vops and SMTs.
19641 (dr_analyze_alias): Likewise..
19642 (free_data_ref): Likewise.
19643 (create_data_ref): Likewise.
19644 (analyze_all_data_dependences): Likewise.
19645 (get_references_in_stmt): Adjust.
19646 * tree-flow-inline.h (gimple_aliases_computed_p,
19647 gimple_addressable_vars, gimple_call_clobbered_vars,
19648 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
19649 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
19650 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
19651 gimple_mem_ref_stats): Remove.
19652 (gimple_vop): New function.
19653 (op_iter_next_use): Remove vuses and mayuses cases.
19654 (op_iter_next_def): Remove vdefs case.
19655 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
19656 (clear_and_done_ssa_iter): Do not set removed fields.
19657 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
19658 Assert we are not iterating over vuses or vdefs if not also
19659 iterating over uses or defs.
19660 (op_iter_init_use): Likewise.
19661 (op_iter_init_def): Likewise.
19662 (op_iter_next_vdef): Remove.
19663 (op_iter_next_mustdef): Likewise.
19664 (op_iter_init_vdef): Likewise.
19665 (compare_ssa_operands_equal): Likewise.
19666 (link_use_stmts_after): Handle vuse operand.
19667 (is_call_used): Use is_call_clobbered.
19668 (is_call_clobbered): Global variables are always call clobbered,
19669 query the call-clobbers bitmap.
19670 (mark_call_clobbered): Ignore global variables.
19671 (clear_call_clobbered): Likewise.
19672 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
19673 virtual operands sanity check.
19674 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
19676 (TARGET_MEM_REF): Remove TMR_TAG operand.
19677 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
19678 Remove call-clobber related code.
19679 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
19680 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
19681 partitions or escape reason.
19682 (get_single_def_stmt, get_single_def_stmt_from_phi,
19683 get_single_def_stmt_with_phi): Remove.
19684 (dump_referenced_vars): Tidy.
19685 (get_ref_base_and_extent): Allow bare decls.
19686 (collect_dfa_stats): Adjust.
19687 * graphite.c (rename_variables_in_stmt): Adjust.
19688 (graphite_copy_stmts_from_block): Likewise.
19689 (translate_clast): Likewise.
19690 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
19692 (translate_vuse_through_block): Use the oracle.
19693 (phi_translate_1): Adjust.
19694 (value_dies_in_block_x): Use the oracle. Cache the outcome
19696 (valid_in_sets): Check if the VUSE for
19697 a REFERENCE is available.
19698 (eliminate): Do not remove stmts during elimination,
19699 instead queue and remove them afterwards.
19700 (do_pre): Do not rebuild alias info.
19701 (pass_pre): Run TODO_rebuild_alias before PRE.
19702 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
19703 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
19704 (mark_all_v_defs_stmt): Remove.
19705 (mark_all_v_defs_seq): Adjust.
19706 (sra_replace): Likewise.
19707 (scalarize_use): Likewise.
19708 (scalarize_copy): Likewise.
19709 (scalarize_init): Likewise.
19710 (scalarize_ldst): Likewise.
19711 (todoflags): Remove.
19712 (tree_sra): Do not rebuild alias info.
19713 (tree_sra_early): Adjust.
19714 (pass_sra): Run TODO_update_address_taken before SRA.
19715 * tree-predcom.c (set_alias_info): Remove.
19716 (prepare_initializers_chain): Do not call it.
19717 (mark_virtual_ops_for_renaming): Adjust.
19718 (mark_virtual_ops_for_renaming_list): Remove.
19719 (initialize_root_vars): Adjust.
19720 (initialize_root_vars_lm): Likewise.
19721 (prepare_initializers_chain): Likewise.
19722 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
19723 (may_propagate_copy_into_stmt): Likewise.
19724 (merge_alias_info): Do nothing for now.
19725 (propagate_tree_value_into_stmt): Adjust.
19726 (stmt_may_generate_copy): Likewise.
19727 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
19728 not mark symbols for renaming.
19729 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
19730 with the same statement, make sure to update the new pointed-to one.
19731 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
19732 call statements, do not mark symbols for renaming.
19733 (mark_operand_necessary): Dump something.
19734 (ref_may_be_aliased): New function.
19735 (mark_aliased_reaching_defs_necessary_1): New helper function.
19736 (mark_aliased_reaching_defs_necessary): Likewise.
19737 (mark_all_reaching_defs_necessary_1): Likewise.
19738 (mark_all_reaching_defs_necessary): Likewise.
19739 (propagate_necessity): Do not process virtual PHIs. For
19740 non-aliased loads mark all reaching definitions as necessary.
19741 For aliased loads and stores mark the immediate dominating
19742 aliased clobbers as necessary.
19743 (visited): New global static.
19744 (perform_tree_ssa_dce): Free visited bitmap after propagating
19746 (remove_dead_phis): Perform simple dead virtual PHI removal.
19747 (remove_dead_stmt): Properly unlink virtual operands when
19749 (eliminate_unnecessary_stmts): Schedule PHI removal after
19751 * tree-ssa-ter.c (is_replaceable_p): Adjust.
19752 (process_replaceable): Likewise.
19753 (find_replaceable_in_bb): Likewise.
19754 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
19755 based on the single gimple vop.
19756 (verify_flow_insensitive_alias_info): Remove.
19757 (verify_flow_sensitive_alias_info): Likewise.
19758 (verify_call_clobbering): Likewise.
19759 (verify_memory_partitions): Likewise.
19760 (verify_alias_info): Likewise.
19761 (verify_ssa): Adjust..
19762 (execute_update_addresses_taken): Export. Update SSA
19763 manually. Optimize only when optimizing. Use a local bitmap.
19764 (pass_update_address_taken): Remove TODO_update_ssa, add
19766 (pass_update_address_taken): Just use TODO_update_address_taken.
19767 (init_tree_ssa): Do not initialize addressable_vars.
19768 (verify_ssa): Verify new VUSE / VDEF properties.
19769 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
19770 Do not call verify_alias_info.
19771 (delete_tree_ssa): Clear the VUSE, VDEF operands.
19772 Do not free the loaded and stored syms bitmaps. Reset the escaped
19773 and callused solutions. Do not free addressable_vars.
19774 Remove memory-tag related code.
19775 (warn_uninitialized_var): Aliases are always available.
19776 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
19777 * lambda-code.c (can_put_in_inner_loop): Adjust.
19778 (can_put_after_inner_loop): Likewise.
19779 (perfect_nestify): Likewise.
19780 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
19781 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
19782 (vectorizable_conversion): Do not mark symbols for renaming.
19783 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
19784 (expand_call_inline): Unlink the calls virtual operands before
19786 (tree_function_versioning): Do not call update_ssa if we are not
19787 updating clones. Simplify.
19788 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
19789 (propagate_with_phi): Likewise..
19790 * tree-outof-ssa.c (create_temp): Remove memory tag and call
19791 clobber code. Assert we are not aliased or global.
19792 * tree-flow.h: Include tree-ssa-alias.h
19793 (enum escape_type): Remove.
19794 (struct mem_sym_stats_d): Likewise.
19795 (struct mem_ref_stats_d): Likewise.
19796 (struct gimple_df): Add vop member. Remove global_var,
19797 call_clobbered_vars, call_used_vars, addressable_vars,
19798 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
19799 escaped and callused members.
19800 (struct ptr_info_def): Remove all members, add points-to solution
19802 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
19803 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
19804 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
19805 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
19806 (tree-ssa-alias.o): Likewise.
19807 (toplev.o): Add tree-ssa-alias.h
19808 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
19809 * gimple.c (gimple_set_bb): Fix off-by-one error.
19810 (is_gimple_reg): Do not handle memory tags.
19811 (gimple_copy): Also copy virtual operands.
19812 Delay updating the statement. Do not reset loaded and stored syms.
19813 (gimple_set_stored_syms): Remove.
19814 (gimple_set_loaded_syms): Likewise.
19815 (gimple_call_copy_skip_args): Copy the virtual operands
19816 and mark the new statement modified.
19817 * tree-ssa-structalias.c (may_alias_p): Remove.
19818 (set_uids_in_ptset): Take the alias set to prune with as
19819 parameter. Fold in the alias test of may_alias_p.
19820 (compute_points_to_sets): Compute whether a ptr is dereferenced
19821 in a local sbitmap.
19822 (process_constraint): Deal with &ANYTHING on the lhs, reject all
19823 other ADDRESSOF constraints on the lhs.
19824 (get_constraint_for_component_ref): Assert that we don't get
19825 ADDRESSOF constraints from the base of the reference.
19826 Properly generate UNKNOWN_OFFSET for DEREF if needed.
19827 (struct variable_info): Remove collapsed_to member.
19828 (get_varinfo_fc): Remove.
19829 (new_var_info): Do not set collapsed_to.
19830 (dump_constraint): Do not follow cycles.
19831 (dump_constraint_graph): Likewise.
19832 (build_pred_graph): Likewise.
19833 (build_succ_graph): Likewise.
19834 (rewrite_constraints): Likewise.
19835 (do_simple_structure_copy): Remove.
19836 (do_rhs_deref_structure_copy): Remove.
19837 (do_lhs_deref_structure_copy): Remove.
19838 (collapse_rest_of_var): Remove.
19839 (do_structure_copy): Re-implement.
19840 (pta_stats): New global variable.
19841 (dump_pta_stats): New function.
19842 (struct constraint_expr): Make offset signed.
19843 (UNKNOWN_OFFSET): Define special value.
19844 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
19845 (solution_set_expand): New helper function split out from ...
19846 (do_sd_constraint): ... here.
19847 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
19848 (do_ds_constraint): Likewise.
19849 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
19850 and CALLUSED = *CALLUSED.
19851 (set_union_with_increment): Make inc argument signed.
19852 (type_safe): Remove.
19853 (get_constraint_for_ptr_offset): Handle unknown and negative
19855 (first_vi_for_offset): Handle offsets before start. Bail
19856 out early for offsets beyond the variable extent.
19857 (first_or_preceding_vi_for_offset): New function.
19858 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
19859 Together with ESCAPED = *ESCAPED this properly computes reachability.
19860 (find_what_var_points_to): New function.
19861 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
19862 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
19863 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
19864 pt_solutions_intersect): New functions.
19865 (compute_call_used_vars): Remove.
19866 (compute_may_aliases): New main entry into PTA computation.
19867 * gimple.h (gimple_p): New typedef.
19868 (struct gimple_statement_base): Remove references_memory_p.
19869 (struct gimple_statement_with_memory_ops_base): Remove
19870 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
19872 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
19873 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
19874 gimple_set_references_memory): Remove.
19875 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
19876 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
19878 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
19879 (verify_expr): Allow RESULT_DECL.
19880 (gimple_duplicate_bb): Do not copy virtual operands.
19881 (gimple_duplicate_sese_region): Adjust.
19882 (gimple_duplicate_sese_tail): Likewise.
19883 (mark_virtual_ops_in_region): Remove.
19884 (move_sese_region_to_fn): Do not call it.
19885 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
19886 and pass_simple_dse.
19887 (execute_function_todo): Handle TODO_update_address_taken,
19888 call execute_update_addresses_taken for TODO_rebuild_alias.
19889 (execute_todo): Adjust.
19890 (execute_one_pass): Init dump files early.
19891 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
19893 (create_general_new_stmt): Clear vops.
19894 * tree-ssa-reassoc.c (get_rank): Adjust.
19895 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
19896 symbols for renaming.
19897 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
19898 (PARAM_AVG_ALIASED_VOPS): Likewise.
19899 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
19900 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
19901 * tree-ssa-operands.c: Simplify for new virtual operand representation.
19902 (operand_build_cmp, copy_virtual_operands,
19903 create_ssa_artificial_load_stmt, add_to_addressable_set,
19904 gimple_add_to_addresses_taken): Remove public functions.
19905 (unlink_stmt_vdef): New function.
19907 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19909 * config.gcc (powerpc-*-linux*): Merge variants.
19911 2009-04-02 Chao-ying Fu <fu@mips.com>
19912 James Grosbach <james.grosbach@microchip.com>
19914 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
19915 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
19917 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
19918 keep_interrupts_masked_p, use_debug_exception_return_p.
19919 (mips_attribute_table): Add interrupt, use_shadow_register_set,
19920 keep_interrupts_masked, use_debug_exception_return.
19921 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
19922 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
19924 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
19925 (mips_print_operand): Process COP0 registers to print $0 .. $31
19926 correctly for GAS to process.
19927 (mips_interrupt_extra_call_saved_reg_p): New function.
19928 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
19930 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
19931 (mips_compute_frame_info): Add supports for interrupt context that
19932 includes doubleword accumulators and COP0 registers.
19933 (mips_for_each_saved_acc): New function.
19934 (mips_for_each_saved_gpr_and_fpr): Change the function name from
19935 mips_for_each_saved_reg.
19936 (mips_save_reg): Save accumulators.
19937 (mips_kernel_reg_p): A new for_each_rtx callback.
19938 (mips_expand_prologue): Support interrupt handlers.
19939 (mips_restore_reg): Restore accumulators.
19940 (mips_expand_epilogue): Support interrupt handlers.
19941 (mips_can_use_return_insn): Return false for interrupt handlers.
19942 (mips_epilogue_uses): New function.
19943 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
19944 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
19945 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
19946 cop0_move): New instructions.
19947 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
19948 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
19950 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
19952 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
19953 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
19954 interrupt handlers, we use K0 as the temporary register.
19955 (EPILOGUE_USES): Change to a function call.
19956 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
19957 handlers, we use K0 as the temporary register.
19959 * doc/extend.texi (Function Attributes): Document interrupt,
19960 use_shadow_register_set, keep_interrupts_masked,
19961 use_debug_exception_return for MIPS attributes.
19963 2009-04-03 Alan Modra <amodra@bigpond.net.au>
19965 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
19966 Remove a number of t-files from tmake_file.
19967 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
19968 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
19969 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
19970 target_prototype, not TARGET_PROTOTYPE.
19971 (LINK_OS_GNU_SPEC): Define.
19972 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
19973 and darwin-ldoubdle.c.
19975 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
19978 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
19979 (cpp_options): Ditto.
19980 (default_compilers): Ditto.
19981 (display_help): Ditto.
19982 (process_command): Ditto.
19983 (do_spec_1): Ditto.
19984 (set_input): Use lbasename instead of duplicate code.
19985 (save_temps_prefix): New static for -save-temps=obj.
19986 (save_temps_length): Ditto.
19988 * doc/invoke.texi (-save-temps=obj): Document new variant to
19989 -save-temps switch.
19991 2009-04-02 Jeff Law <law@redhat.com>
19993 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
19996 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
19998 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
19999 * configure: Regenerated.
20001 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20003 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
20004 share the argument list.
20006 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20010 2009-02-12 Diego Novillo <dnovillo@google.com>
20012 * varpool.c (debug_varpool): New.
20013 * cgraph.h (debug_varpool): Declare.
20015 2009-04-02 Jan Hubicka <jh@suse.cz>
20017 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
20020 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20022 * config/i386/i386.c (ix86_abi): Move initialization to ...
20023 (override_options): Here.
20025 2009-04-02 Christian Bruel <christian.bruel@st.com>
20027 * config/sh/sh.c (sh_dwarf_register_span): New function.
20028 (TARGET_DWARF_REGISTER_SPAN): Define.
20029 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
20031 2009-04-02 Ira Rosen <irar@il.ibm.com>
20033 PR tree-optimization/39595
20034 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
20035 interleaved loads group is not greater than the SLP group size.
20037 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20039 * builtins.c (is_builtin_name): New.
20040 (called_as_built_in): Use is_builtin_name.
20041 * tree.h (is_builtin_name): New.
20042 * varasm.c (incorporeal_function_p): Use is_builtin_name
20044 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
20046 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
20048 2009-04-02 Dodji Seketeli <dodji@redhat.com>
20051 * c-decl.c (clone_underlying_type): Move this ...
20052 * c-common.c (set_underlying_type): ... here.
20053 Also, make sure the function properly sets TYPE_STUB_DECL() on
20054 the newly created typedef variant type.
20055 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
20056 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
20059 2009-04-02 Richard Guenther <rguenther@suse.de>
20061 PR tree-optimization/37221
20062 * tree-flow.h (degenerate_phi_result): Declare.
20063 * tree-ssa-dom.c (degenerate_phi_result): Export.
20064 * tree-scalar-evolution.c (analyze_initial_condition): If
20065 the initial condition is defined by a degenerate PHI node
20066 use the degenerate value.
20068 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
20070 PR rtl-optimization/39588
20071 * combine.c (merge_outer_ops): Do not set the constant when this
20073 (simplify_shift_const_1): Do not modify it either in this case.
20075 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
20077 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
20078 tuning is deprecated if -mtune value is set to an Itanium1 variant.
20080 2009-04-01 Janis Johnson <janis187@us.ibm.com>
20083 * c-lex.c (interpret_float): Default (no suffix) is double.
20085 2009-04-1 Xinliang David Li <davidxl@google.com>
20087 * config/i386/i386.c (legitimate_constant_p): Recognize
20088 all one vector constant.
20090 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20092 * config/vax/vax.c: Add #includes to silence warnings.
20093 Change #include order to silence two warnings.
20095 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20097 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
20098 (ASM_SPEC): Pass -k to the assembler for PIC code.
20100 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20102 * config.gcc: Add vax-*-linux* to the switch.
20103 * config/vax/linux.h: New file. (TARGET_VERSION,
20104 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
20106 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20108 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
20109 Use predicate macros instead of GET_CODE() == foo.
20110 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
20111 ashlsi3, rotrsi3, <unnamed>): Likewise.
20113 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20115 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
20116 jbbccihi, jbbccisi): Remova trailing whitespace.
20117 * config/vax/constraints.md: Likewise.
20118 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20119 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
20120 * config/vax/predicates.md: Likewise.
20121 * config/vax/vax.c (print_operand_address, vax_output_int_move,
20122 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
20123 * config/vax/vax.h: Likewise.
20124 * config/vax/vax.md (nonlocal_goto): Likewise.
20126 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20128 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
20129 (indirectable_address_p, adjacent_operands_p): Add spaces around
20131 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
20133 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20135 * config/vax/vax.c (legitimate_constant_address_p,
20136 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
20137 index_term_p, reg_plus_index_p, legitimate_address_p,
20138 vax_mode_dependent_address_p): Update comments to match functions
20139 modified by the recent int->bool conversion.
20141 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20143 * config/vax/builtins.md: Update copyright message.
20144 * config/vax/constraints.md: Likewise.
20145 * config/vax/netbsd-elf.h: Likewise.
20146 * config/vax/predicates.md: Likewise.
20147 * config/vax/vax-protos.h: Likewise.
20148 * config/vax/vax.c: Likewise.
20149 * config/vax/vax.h: Likewise.
20150 * config/vax/vax.md: Likewise.
20151 * config/vax/vax.opt: Likewise.
20153 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20155 * config/vax/builtins.md (ffssi2, ffssi2_internal,
20156 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
20157 * config/vax/constraints.md (B, R): Likewise.
20158 * config/vax/predicates.md (external_memory_operand,
20159 nonimmediate_addsub_di_operand): Likewise.
20160 * config/vax/vax.c (vax_output_int_add): Likewise.
20161 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
20162 untyped_call): Likewise.
20164 2009-04-01 Matt Thomas <matt@3am-software.com>
20166 * config/vax/predicates.md: New file.
20167 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
20168 external_const_operand, nonsymbolic_operand, external_memory_operand,
20169 indirect_memory_operand, indexed_memory_operand,
20170 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
20171 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
20173 * config/vax/constraints.md: New file.
20174 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
20176 * config/vax/builtins.md: New file.
20177 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
20178 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
20180 * config/vax/vax.opt (mqmath): Add option.
20181 * config/vax/vax.md (isfx): Extend with DI.
20182 (VAXintQH, VAXintQHSD): Define.
20183 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
20184 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
20185 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
20186 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
20187 (movdi): Update constraints and use vax_output_int_move().
20188 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
20189 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
20190 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
20191 nonlocal_goto): New.
20192 (mov<mode>): Extend accepted operand types.
20193 (subdi3_old): Rename from subdi3, change update constraints and use
20194 a new implementation.
20195 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
20196 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
20197 MOVE_RATIO, CLEAR_RATIO): Define.
20198 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
20199 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
20200 (PRINT_OPERAND): Redefine using a function instead of inlined code.
20201 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
20202 (split_quadword_operands): Make static and really allow variable
20204 (print_operand_address): Update for PIC generation.
20205 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
20206 indexable_address_p, fixup_mathdi_operand,
20207 vax_expand_addsub_di_operands, adjacent_operands_p): New.
20208 (vax_float_literal, legitimate_constant_p,
20209 indirectable_constant_address_p, index_term_p,
20210 reg_plus_index_p): Return bool instead of int.
20211 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
20213 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
20215 (vax_output_conditional_branch): Indent.
20216 (legitimate_constant_address_p, indirectable_constant_address_p,
20217 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
20218 vax_mode_dependent_address_p): Return bool instead of int, update for
20220 * config/vax/vax-protos.h (legitimate_constant_address_p,
20221 legitimate_constant_p, legitimate_address_p,
20222 vax_mode_dependent_address_p): Change declaration to bool.
20223 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
20224 vax_expand_addsub_di_operands, vax_output_int_subtract,
20225 vax_output_movmemsi): Declare.
20226 (split_quadword_operands, vax_float_literal): Delete declaration.
20227 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
20228 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
20229 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
20230 ASM_OUTPUT_DWARF_PCREL): Define.
20231 (ASM_SPEC): Change definition to allow PIC generation.
20233 2009-04-01 Steve Ellcey <sje@cup.hp.com>
20235 * doc/sourcebuild.texi: Update front-end requirements.
20237 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20240 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
20241 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
20242 (booldi3_internal3): Use boolean_or_operator instead of
20245 2009-04-01 Joseph Myers <joseph@codesourcery.com>
20248 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
20249 declarator whose size is not an integer constant expression but
20250 folds to an integer constant, then treat it as a constant
20253 2009-04-01 Richard Guenther <rguenther@suse.de>
20255 * fold-const.c (fold_plusminus_mult_expr): Do not fold
20256 i * 4 + 2 to (i * 2 + 1) * 2.
20258 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20261 * c-parser.c (c_parser_asm_statement): Skip until close paren and
20262 return if c_parser_asm_string_literal returned NULL.
20264 2009-04-01 Nick Clifton <nickc@redhat.com>
20266 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
20268 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
20269 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
20270 other typedefs to avoid conflicts with libgcc2.c. Define labels
20271 to gain 16-bit bit-manipulation functions from libgcc2.c and then
20273 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
20274 to gain 16-bit trapping arithmetic functions from libgcc2.c and
20277 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
20279 * varasm.c (default_function_rodata_section): Declare DOT as
20282 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
20283 Andrey Galkin <agalkin@hypercom.com>
20286 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
20287 Make object_name unique for each process.
20289 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20292 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
20293 addressable variables in the parallel that could go out of scope while
20294 running queued tasks.
20296 2009-04-01 Anatoly Sokolov <aesok@post.ru>
20298 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
20299 (CASE_VALUES_THRESHOLD): Redefine.
20300 * config/avr/avr.c (avr_override_options): Remove initialization of
20301 avr_case_values_threshold variable.
20302 (avr_case_values_threshold): Remove variable. Add new function.
20303 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
20304 * config/avr/avr.opt (mno-tablejump): Remove option.
20305 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
20307 2009-04-01 DJ Delorie <dj@redhat.com>
20309 * varasm.c (default_function_rodata_section): Don't assume
20310 anything about where the first '.' in the section name is.
20312 2009-04-01 Alan Modra <amodra@bigpond.net.au>
20314 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
20315 rs6000_emit_stack_tie.
20317 2009-03-31 Ian Lance Taylor <iant@google.com>
20319 * tree-eh.c (tree_remove_unreachable_handlers): Compare
20320 gimple_code with GIMPLE_RESX, not RESX.
20322 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20324 * c-common.c (c_get_ident): New.
20325 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
20327 2009-04-01 Ben Elliston <bje@au.ibm.com>
20329 * config/rs6000/sysv4.opt (msdata): Improve option description.
20331 2009-03-31 Steve Ellcey <sje@cup.hp.com>
20333 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
20334 (divdf3_internal_lat): Remove.
20335 (divxf3_internal_lat): Remove.
20336 (divxf3_internal_thr): Remove.
20337 (divxf): Use divxf3_internal.
20338 * config/ia64/div.md (divsf3_internal_lat): New.
20339 (divdf3_internal_lat): New.
20340 (divxf3_internal): New.
20342 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20345 * Makefile.in (USE_GCC_STDINT): Define.
20346 (stmp-int-hdrs): Install stdint.h if applicable.
20347 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
20349 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
20350 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
20351 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
20352 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20353 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20354 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20355 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20356 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20357 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20358 (c_common_nodes_and_builtins): Initialize
20359 underlying_wchar_type_node. Do not initialize
20360 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
20361 nodes for new types.
20362 (c_stddef_cpp_builtins): Define macros for new types.
20363 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
20365 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
20366 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
20367 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
20368 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
20369 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
20370 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
20371 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
20372 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
20373 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
20374 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
20375 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
20376 int16_type_node, int32_type_node, int64_type_node,
20377 uint8_type_node, uint16_type_node, c_uint32_type_node,
20378 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
20379 int_least32_type_node, int_least64_type_node,
20380 uint_least8_type_node, uint_least16_type_node,
20381 uint_least32_type_node, uint_least64_type_node,
20382 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
20383 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
20384 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
20385 uintptr_type_node): Define.
20386 * c-cppbuiltin.c (builtin_define_constants,
20387 builtin_define_type_minmax): New.
20388 (builtin_define_stdint_macros): Define more macros.
20389 (c_cpp_builtins): Define more limit macros.
20390 (type_suffix): New.
20391 (builtin_define_type_max): Define in terms of
20392 builtin_define_type_minmax. Remove is_long parameter. All
20394 * config.gcc (use_gcc_stdint): Define.
20395 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
20396 Add newlib-stdint.h for generic targets.
20397 * config/glibc-stdint.h, config/newlib-stdint.h,
20398 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
20399 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
20400 * config/score/score.h (UINTPTR_TYPE): Define.
20401 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
20402 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
20403 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20404 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20405 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20406 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20407 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20408 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20409 * config/spu/spu.h (STDINT_LONG32): Define.
20410 * configure.ac (use_gcc_stdint): Substitute.
20411 * configure: Regenerate.
20412 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
20413 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
20414 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
20415 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
20416 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
20417 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
20418 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
20419 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
20420 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
20421 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
20422 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
20423 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
20424 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
20425 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
20426 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
20427 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
20428 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
20429 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
20430 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
20431 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
20432 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
20433 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
20434 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
20435 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20436 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20437 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20438 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20439 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20440 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
20442 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
20444 * loop-iv.c (suitable_set_for_replacement): Renamed from
20445 simplify_using_assignment; changed to return bool and to accept new
20446 args DEST and SRC. Return true iff we find a source/destination pair
20447 that can be used to make a replacement, and fill SRC and DEST if so.
20448 Remove arg ALTERED. Don't deal with altered regs here. All callers
20450 (simplify_using_initial_values): Deal with altered regs here and track
20451 more precisely the effect they have on the validity of our expression.
20453 * loop-iv.c (simplify_using_condition): A condition of the form
20454 (EQ REG CONST) can be used to simply make a substitution.
20455 (simplify_using_initial_values): Keep track of conditions we have seen
20456 and keep using them to simplify new expressions, while applying the
20457 same substitutions to them as to the expression.
20459 * simplify-rtx.c (simplify_relational_operation_1): Simplify
20460 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
20463 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
20464 changed. Use this when trying to improve the upper bound.
20465 Generate the comparison by using simplify_gen_relational.
20467 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
20469 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
20471 (simplify_using_assignment, simplify_using_initial_values): Call
20472 replace_in_expr to make replacements. Call replace_single_def_regs
20473 once on the initial version of the expression.
20475 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20478 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
20480 2009-03-31 Richard Guenther <rguenther@suse.de>
20482 PR middle-end/31029
20483 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
20484 equality comparisons. Fold C - X CMP X if C % 2 == 1.
20486 2009-03-31 Richard Guenther <rguenther@suse.de>
20488 * tree.h (div_if_zero_remainder): Declare.
20489 * fold-const.c (div_if_zero_remainder): Export.
20490 * tree-ssa-forwprop.c
20491 (forward_propagate_addr_into_variable_array_index): Handle
20492 constant array index addition outside of the variable index.
20494 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20497 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
20498 define_splits, floatunssi<mode>2): Require x87 conversions from
20499 DImode to be permitted.
20501 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20503 PR preprocessor/15638
20504 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
20506 2009-03-31 Richard Guenther <rguenther@suse.de>
20508 PR middle-end/23401
20509 PR middle-end/27810
20510 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
20511 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
20512 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
20513 a separate statement.
20514 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
20515 (lookup_tmp_var): Likewise.
20516 (is_gimple_formal_tmp_or_call_rhs): Remove.
20517 (is_gimple_reg_or_call_rhs): Rename to ...
20518 (is_gimple_reg_rhs_or_call): ... this.
20519 (is_gimple_mem_or_call_rhs): Rename to ...
20520 (is_gimple_mem_rhs_or_call): ... this.
20521 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
20522 DECL_GIMPLE_REG_P only if is_formal is true.
20523 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
20524 for non-proper post-modify expression gimplification.
20525 (gimplify_self_mod_expr): For post-modify expressions gimplify
20526 the lvalue to a minimal lvalue.
20527 (rhs_predicate_for): Remove formal temp case.
20528 (gimplify_modify_expr_rhs): Likewise.
20529 (gimplify_addr_expr): Use is_gimple_reg.
20530 (gimplify_expr): Remove formal temp cases.
20531 (gimple_regimplify_operands): Likewise.
20532 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
20533 and FILTER_EXPR like constants.
20534 * gimple.c (walk_gimple_op): Fix val_only initialization, use
20536 (is_gimple_formal_tmp_rhs): Remove.
20537 (is_gimple_reg_rhs): Remove special casing.
20538 (is_gimple_mem_rhs): Fix.
20539 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
20540 (is_gimple_formal_tmp_var): Remove.
20541 (is_gimple_formal_tmp_reg): Likewise.
20542 (is_gimple_min_lval): Allow invariant component ref parts.
20543 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
20544 is_gimple_formal_tmp_reg): Remove declarations.
20545 * tree-cfg.c (verify_expr): Verify that variables with address
20546 taken do not have DECL_GIMPLE_REG_P set.
20547 * tree-mudflap.c (mf_build_check_statement_for): Use
20548 force_gimple_operand instead of gimplify_expr.
20550 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
20552 * modulo-sched.c (sms_schedule_by_order): Pass the actual
20553 schedulable rows to compute_split_row.
20555 2009-03-31 Ben Elliston <bje@au.ibm.com>
20558 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
20561 2009-03-31 Alan Modra <amodra@bigpond.net.au>
20563 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
20564 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
20565 * configure: Regenerate.
20566 * config.in: Regenerate.
20567 * config/rs6000/rs6000.opt (mtls-markers): Add.
20568 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
20569 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
20570 (tls_ld_aix, tls_ld_sysv): Likewise.
20571 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
20572 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
20574 2009-03-31 Alan Modra <amodra@bigpond.net.au>
20576 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
20578 2009-03-30 Jan Hubicka <jh@suse.cz>
20580 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
20582 (tree_remove_unreachable_handlers): Cleanup EH predecestor
20583 detection and label handling.
20585 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20587 * ira-int.h (ira_allocno): Rename left_conflicts_num to
20588 left_conflicts_size.
20589 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
20590 ALLOCNO_LEFT_CONFLICTS_SIZE.
20592 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
20593 remove_allocno_from_bucket_and_push,
20594 allocno_spill_priority_compare, push_allocnos_to_stack,
20595 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
20596 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
20597 (setup_allocno_left_conflicts_num): Ditto. Rename to
20598 setup_allocno_left_conflicts_size.
20599 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
20600 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
20601 setup_allocno_left_conflicts_size instead of
20602 setup_allocno_left_conflicts_num.
20604 * ira-build.c (ira_create_allocno): Use
20605 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
20606 ALLOCNO_LEFT_CONFLICTS_NUM.
20608 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20610 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20611 instead of DF_LR_OUT.
20613 * ira-lives.c (process_bb_node_lives): Ditto.
20615 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20616 instead of DF_LR_{OUT,IN}.
20618 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20620 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20622 2009-03-30 Jan Hubicka <jh@suse.cz>
20624 * except.c (label_to_region_map): Fix thinko.
20626 2009-03-30 Steve Ellcey <sje@cup.hp.com>
20628 PR middle-end/38237
20629 * tree.h (tree_find_value): New declaration.
20630 * tree.c (tree_find_value): New function.
20631 * varasm.c (assemble_external): Avoid duplicate entries on lists.
20633 2009-03-30 Jakub Jelinek <jakub@redhat.com>
20636 * c-decl.c (struct c_binding): Add locus field.
20637 (bind): Add locus argument, set locus field from it.
20638 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
20639 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
20640 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
20641 implicitly_declare, undeclared_variable, lookup_label,
20642 declare_label, c_make_fname_decl, c_builtin_function,
20643 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
20646 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
20649 * config/i386/i386.c (classify_argument): Check total size of
20652 2009-03-30 Martin Jambor <mjambor@suse.cz>
20654 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
20655 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
20656 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
20659 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
20660 seen_variable_array_ref while also traversing a union.
20662 * tree-inline.c (optimize_inline_calls): Do not call
20663 cgraph_node_remove_callees.
20664 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
20665 (pass_remove_cgraph_callee_edges): New variable.
20666 * passes.c (init_optimization_passes): Add
20667 pass_remove_cgraph_callee_edges after early inlining and before all
20668 late intraprocedural passes.
20670 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
20672 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20674 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
20675 Fix typos in names.
20677 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20679 * combine.c (simplify_comparison): Use have_insn_for.
20680 * dojump.c (do_jump): Likewise.
20682 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20684 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
20685 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
20686 sparc_compare_op0 like sparc_compare_emitted used to be handled.
20687 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
20688 instead of sparc_compare_emitted.
20689 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
20690 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
20691 instead of sparc_compare_emitted.
20693 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20695 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
20696 enter/exit cfglayout mode.
20697 (pass_partition_block): Require it.
20698 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
20699 (combine_instructions): Track basic blocks instead of labels.
20700 (update_cfg_for_uncondjump): New.
20701 (try_combine): Use it. Update jumps after rescanning.
20702 (pass_combine): Require PROP_cfglayout.
20703 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
20705 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20707 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
20708 Provide/destroy PROP_cfglayout respectively.
20709 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
20710 * tree-pass.h (PROP_cfglayout): New.
20712 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
20714 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
20715 fold_convert_const_fixed_from_fixed,
20716 fold_convert_const_fixed_from_int,
20717 fold_convert_const_fixed_from_real, fold_negate_const): Do not
20718 set TREE_CONSTANT_OVERFLOW.
20719 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
20720 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
20722 2009-03-30 Ira Rosen <irar@il.ibm.com>
20724 * tree-vect-loop-manip.c: New file.
20725 * tree-vectorizer.c: Update documentation and included files.
20726 (vect_loop_location): Make extern.
20727 (rename_use_op): Move to tree-vect-loop-manip.c
20728 (rename_variables_in_bb, rename_variables_in_loop,
20729 slpeel_update_phis_for_duplicate_loop,
20730 slpeel_update_phi_nodes_for_guard1,
20731 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
20732 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
20733 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
20734 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
20735 find_loop_location): Likewise.
20736 (new_stmt_vec_info): Move to tree-vect-stmts.c.
20737 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
20738 get_vectype_for_scalar_type, vect_is_simple_use,
20739 supportable_widening_operation, supportable_narrowing_operation):
20741 (bb_in_loop_p): Move to tree-vect-loop.c.
20742 (new_loop_vec_info, destroy_loop_vec_info,
20743 reduction_code_for_scalar_code, report_vect_op,
20744 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
20745 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
20746 (vect_supportable_dr_alignment): Likewise.
20747 * tree-vectorizer.h (tree-data-ref.h): Include.
20748 (vect_loop_location): Declare.
20749 Reorganize function declarations according to the new file structure.
20750 * tree-vect-loop.c: New file.
20751 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
20752 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
20753 * tree-vect-data-refs.c: New file.
20754 * tree-vect-patterns.c (timevar.h): Don't include.
20755 * tree-vect-stmts.c: New file.
20756 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
20757 tree-vect-slp.c, tree-vect-loop.c.
20758 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
20759 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
20760 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
20761 (tree-vect-analyze.o): Remove.
20762 (tree-vect-transform.o): Likewise.
20763 (tree-vect-data-refs.o): Add rule.
20764 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
20765 tree-vect-slp.o): Likewise.
20766 (tree-vect-patterns.o): Remove redundant dependencies.
20767 (tree-vectorizer.o): Likewise.
20768 * tree-vect-slp.c: New file.
20770 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20772 * optc-gen.awk: Warn if an option flag has multiple different
20775 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
20777 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
20778 -floop-block): Document dependences on PPL, CLooG and Graphite.
20780 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20782 PR rtl-optimization/323
20783 * c-common.c (c_fully_fold, convert_and_check,
20784 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
20785 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
20786 * c-common.def (EXCESS_PRECISION_EXPR): New.
20787 * c-cppbuiltin.c (builtin_define_float_constants): Define
20788 constants with enough digits for long double.
20789 * c-lex.c (interpret_float): Interpret constant with excess
20790 precision where appropriate.
20791 * c-opts.c (c_common_post_options): Set
20792 flag_excess_precision_cmdline. Give an error for
20793 -fexcess-precision=standard for C++ for processors where the
20794 option is significant.
20795 * c-parser.c (c_parser_conditional_expression): Handle excess
20796 precision in condition.
20797 * c-typeck.c (convert_arguments): Handle arguments with excess
20799 (build_unary_op): Move excess precision outside operation.
20800 (build_conditional_expr): Likewise.
20801 (build_compound_expr): Likewise.
20802 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
20803 (build_modify_expr): Handle excess precision in RHS.
20804 (convert_for_assignment): Handle excess precision in converted
20806 (digest_init, output_init_element, process_init_element): Handle
20807 excess precision in initializer.
20808 (c_finish_return): Handle excess precision in return value.
20809 (build_binary_op): Handle excess precision in operands and add
20810 excess precision as needed for operation.
20811 * common.opt (-fexcess-precision=): New option.
20812 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
20813 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
20814 For standard excess precision, output explicit conversion to and
20815 truncation from XFmode.
20816 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
20817 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
20818 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
20819 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
20820 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
20821 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
20822 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
20823 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
20824 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
20825 define_splits, sqrt<mode>2): Disable where appropriate for
20826 standard excess precision.
20827 * convert.c (convert_to_real): Do not shorten arithmetic to type
20828 for which excess precision would be used.
20829 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
20830 * doc/invoke.texi (-fexcess-precision=): Document option.
20831 (-mfpmath=): Correct index entry.
20832 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
20833 flag_excess_precision): New.
20834 * langhooks.c (lhd_post_options): Set
20835 flag_excess_precision_cmdline.
20836 * opts.c (common_handle_option): Handle -fexcess-precision=.
20837 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
20838 init_excess_precision): New.
20839 (lang_dependent_init_target): Call init_excess_precision.
20840 * tree.c (excess_precision_type): New.
20841 * tree.h (excess_precision_type): Declare.
20843 2009-03-30 Joseph Myers <joseph@codesourcery.com>
20846 * c-typeck.c (build_component_ref): Do not copy qualifiers from
20847 non-lvalue to component.
20849 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20851 PR preprocessor/34695
20852 * Makefile.in (c-opts.o): Depend on c-tree.h.
20853 * c-common.c: Move down include of diagnostic.h.
20854 (done_lexing, c_cpp_error): New.
20855 * c-common.h (done_lexing): Declare.
20856 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
20858 * c-opts.c: Include c-tree.h.
20859 (c_common_init_options): Set preprocessor error callback.
20860 (c_common_handle_option): Do not set preprocessor
20861 inhibit_warnings, warnings_are_errors, warn_system_headers,
20862 pedantic_errors or inhibit_warnings flags.
20863 (c_common_post_options): Do not check cpp_errors (parse_in).
20864 (c_common_finish): Do not output dependencies if there were
20865 errors. Do not check return value of cpp_finish.
20866 * c-ppoutput.c (pp_file_change): Set input_location.
20867 * c-tree.h (c_cpp_error): Declare.
20868 * diagnostic.c (diagnostic_set_info_translated): Also initialize
20870 (diagnostic_build_prefix): Check override_column.
20871 * diagnostic.h (diagnostic_info): Add override_column field.
20872 (diagnostic_override_column): Define.
20874 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
20876 * c-common.c (c_expand_expr, c_staticp): Remove.
20877 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
20878 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
20879 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
20880 * c-gimplify.c (gimplify_compound_literal_expr,
20881 optimize_compound_literals_in_ctor): Remove.
20882 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
20883 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
20884 * c-semantics.c (emit_local_var): Remove.
20886 * langhooks-def.h (lhd_expand_expr): Remove.
20887 * langhooks.c (lhd_expand_expr): Remove.
20888 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
20890 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
20891 handling from c-semantics.c; don't call into langhook.
20892 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
20893 * gimplify.c (gimplify_compound_literal_expr,
20894 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
20895 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
20896 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
20897 as was done in c-gimplify.c.
20898 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
20899 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
20900 Move from c-common.h.
20901 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
20903 * tree.c (staticp): Do not call langhook.
20904 * langhooks.c (lhd_staticp): Delete.
20905 * langhooks-def.h (lhd_staticp): Delete prototype.
20906 (LANG_HOOKS_STATICP): Delete.
20907 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
20909 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
20910 instead of DECL_STMTs.
20912 2009-03-29 Joseph Myers <joseph@codesourcery.com>
20920 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
20922 (fold_call_expr): Return a NOP_EXPR from folding rather than the
20923 contained expression.
20924 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
20925 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
20926 conditional expressions for C.
20927 (decl_constant_value_for_optimization): Move from
20928 decl_constant_value_for_broken_optimization in c-typeck.c. Check
20929 whether optimizing and that the expression is a VAR_DECL not of
20930 array type instead of doing such checks in the caller. Do not
20931 check pedantic. Call gcc_unreachable for C++.
20932 * c-common.def (C_MAYBE_CONST_EXPR): New.
20933 * c-common.h (c_fully_fold, c_save_expr,
20934 decl_constant_value_for_optimization): New prototypes.
20935 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20936 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20937 EXPR_INT_CONST_OPERANDS): Define.
20938 * c-convert.c (convert): Strip nops from expression.
20939 * c-decl.c (groktypename): Take extra parameters expr and
20940 expr_const_operands. Update call to grokdeclarator.
20941 (start_decl): Update call to grokdeclarator. Add statement for
20942 expressions used in type of decl.
20943 (grokparm): Update call to grokdeclarator.
20944 (push_parm_decl): Update call to grokdeclarator.
20945 (build_compound_literal): Add parameter non_const and build a
20946 C_MAYBE_COSNT_EXPR if applicable.
20947 (grokdeclarator): Take extra parameters expr and
20948 expr_const_operands. Track expressions used in declaration
20949 specifiers and declarators. Fold array sizes and track whether
20950 they are constant expressions and whether they are integer
20951 constant expressions.
20952 (parser_xref_tag): Set expr and expr_const_operands fields in
20954 (grokfield): Update call to grokdeclarator.
20955 (start_function): Update call to grokdeclarator.
20956 (build_null_declspecs): Set expr and expr_const_operands fields in
20958 (declspecs_add_type): Handle expressions in typeof specifiers.
20959 * c-parser.c (c_parser_declspecs): Set expr and
20960 expr_const_operands fields for declaration specifiers.
20961 (c_parser_enum_specifier): Likewise.
20962 (c_parser_struct_or_union_specifier): Likewise.
20963 (c_parser_typeof_specifier): Likewise. Update call to
20964 groktypename. Fold expression as needed. Return expressions with
20965 type instead of adding statements.
20966 (c_parser_attributes): Update calls to c_parser_expr_list.
20967 (c_parser_statement_after_labels): Fold expression before passing
20968 to objc_build_throw_stmt.
20969 (c_parser_condition): Fold expression.
20970 (c_parser_asm_operands): Fold expression.
20971 (c_parser_conditional_expression): Use c_save_expr. Update call
20972 to build_conditional_expr.
20973 (c_parser_alignof_expression): Update call to groktypename.
20974 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
20975 original_code. Fold expression argument of va_arg. Create
20976 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
20977 argument to va_arg. Update calls to groktypename. Fold array
20978 index for offsetof. Verify that first argument to
20979 __builtin_choose_expr has integer type.
20980 (c_parser_postfix_expression_after_paren_type): Update calls to
20981 groktypename and build_compound_literal. Handle expressions with
20982 side effects in type name.
20983 (c_parser_postfix_expression_after_primary): Update call to
20984 c_parser_expr_list. Set original_code for calls to
20985 __builtin_constant_p.
20986 (c_parser_expr_list): Take extra parameter fold_p. Fold
20987 expressions if requested.
20988 (c_parser_objc_type_name): Update call to groktypename.
20989 (c_parser_objc_synchronized_statement): Fold expression.
20990 (c_parser_objc_receiver): Fold expression.
20991 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
20992 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
20993 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
20994 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
20995 (struct c_typespec): Add elements expr and expr_const_operands.
20996 (struct c_declspecs): Add elements expr and expr_const_operands.
20997 (groktypename, build_conditional_expr, build_compound_literal):
20999 (in_late_binary_op): Declare.
21000 * c-typeck.c (note_integer_operands): New function.
21001 (in_late_binary_op): New variable.
21002 (decl_constant_value_for_broken_optimization): Move to c-common.c
21003 and rename to decl_constant_value_for_optimization.
21004 (default_function_array_conversion): Do not strip nops.
21005 (default_conversion): Do not call
21006 decl_constant_value_for_broken_optimization.
21007 (build_array_ref): Do not fold result.
21008 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
21009 result when operand is a VLA.
21010 (c_expr_sizeof_type): Update call to groktypename. Handle
21011 expressions included in type name. Use C_MAYBE_CONST_EXPR for
21012 result when operand names a VLA type.
21013 (build_function_call): Update call to build_compound_literal.
21014 Only fold result for calls to __builtin_* functions. Strip
21015 NOP_EXPR from INTEGER_CST returned from such functions. Fold
21016 the function designator.
21017 (convert_arguments): Fold arguments. Update call to
21018 convert_for_assignment.
21019 (build_unary_op): Handle increment and decrement of
21020 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
21021 decrement earlier. Fold operand of increment and decrement.
21022 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
21023 built for integer operand. Wrap returns that are INTEGER_CSTs
21024 without being integer constant expressions or that have integer
21025 constant operands without being INTEGER_CSTs.
21026 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
21027 (build_conditional_expr): Add operand ifexp_bcp. Track whether
21028 result is an integer constant expression or can be used in
21029 unevaluated parts of one and avoid folding and wrap as
21030 appropriate. Fold operands before possibly doing -Wsign-compare
21032 (build_compound_expr): Wrap result for C99 if operands can be used
21033 in integer constant expressions.
21034 (build_c_cast): Update call to digest_init. Do not ignore
21035 overflow from casting floating-point constants to integers. Wrap
21036 results that could be confused with integer constant expressions,
21037 null pointer constants or floating-point constants.
21038 (c_cast_expr): Update call to groktypename. Handle expressions
21039 included in type name.
21040 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
21041 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
21042 Update calls to convert_for_assignment.
21043 (convert_for_assignment): Take new parameter
21044 null_pointer_constant. Do not strip nops or call
21045 decl_constant_value_for_broken_optimization. Set
21046 in_late_binary_op for conversions to boolean.
21047 (store_init_value): Update call to digest_init.
21048 (digest_init): Take new parameter null_pointer_constant. Do not
21049 call decl_constant_value_for_broken_optimization. pedwarn for
21050 initializers not constant expressions. Update calls to
21051 convert_for_assignment.
21052 (constructor_nonconst): New.
21053 (struct constructor_stack): Add nonconst element.
21054 (really_start_incremental_init, push_init_level, pop_init_level):
21055 Handle constructor_nonconst and nonconst element.
21056 (set_init_index): Call constant_expression_warning for array
21058 (output_init_element): Fold value. Set constructor_nonconst as
21059 applicable. pedwarn for initializers not constant expressions.
21060 Update call to digest_init. Call constant_expression_warning
21061 where constant initializers are required.
21062 (process_init_element): Use c_save_expr.
21063 (c_finish_goto_ptr): Fold expression.
21064 (c_finish_return): Fold return value. Update call to
21065 convert_for_assignment.
21066 (c_start_case): Fold switch expression.
21067 (c_process_expr_stmt): Fold expression.
21068 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
21069 ensure statement expression is not evaluated in constant expression.
21070 (build_binary_op): Track whether results are integer constant
21071 expressions or may occur in such, disable folding and wrap results
21072 as applicable. Fold operands for -Wsign-compare warnings unless
21074 (c_objc_common_truthvalue_conversion): Handle results folded to
21075 integer constants that are not integer constant expressions.
21076 * doc/extend.texi: Document when typeof operands are evaluated,
21077 that condition of __builtin_choose_expr is an integer constant
21078 expression, and more about use of __builtin_constant_p in
21081 2009-03-29 Richard Guenther <rguenther@suse.de>
21083 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
21084 propagate addresses of array references.
21086 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
21088 * regmove.c (perhaps_ends_bb_p): Remove.
21089 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
21090 from INSN and check that the main loop stays within that basic block.
21091 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
21092 (regmove_forward_pass): Split out from regmove_optimize. Use
21093 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
21094 (regmove_backward_pass): Split out from regmove_optimize. Use
21095 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
21096 (regmove_optimize): Simplify.
21098 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21101 * config/i386/i386.c (classify_argument): Ignore flexible array
21102 member in struct and warn ABI change.
21104 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21106 * config/i386/i386-protos.h (ix86_agi_dependent): New.
21108 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
21109 (ix86_adjust_cost): Updated.
21111 2009-03-29 Jan Hubicka <jh@suse.cz>
21113 PR middle-end/28850
21114 * tree-pass.h (pass_cleanup_eh): New function.
21115 (remove_unreachable_regions): Break code handling RTL
21116 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
21117 that can not be reached by runtime.
21118 (can_be_reached_by_runtime): New function.
21119 (label_to_region_map): New function.
21120 (num_eh_regions): New function.
21121 (rtl_remove_unreachable_regions): New function.
21122 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
21123 (remove_eh_region): New function.
21124 * except.h: Include sbitmap and vecprim.
21125 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
21126 num_eh_regions): Declare.
21127 * passes.c (init_optimization_passes): Schedule cleanup_eh.
21128 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
21129 * tree-eh.c (tree_remove_unreachable_handlers): New function.
21130 (tree_empty_eh_handler_p): New function.
21131 (cleanup_empty_eh): New function.
21132 (cleanup_eh): New function.
21133 (pass_cleanup_eh): New function.
21135 2009-03-29 Jan Hubicka <jh@suse.cz>
21137 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
21138 for removed regions.
21140 2009-03-29 Jan Hubicka <jh@suse.cz>
21142 * except.c (dump_eh_tree): Dump all datastructures.
21144 2009-03-29 Jan Hubicka <jh@suse.cz>
21146 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
21147 (duplicate_eh_regions_1): Likewise.
21148 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
21149 vector; call EH verification.
21150 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21151 Be ready for region being removed.
21153 2009-03-29 Jan Hubicka <jh@suse.cz>
21155 * bitmap.c (bitmap_last_set_bit): New function.
21156 * bitmap.h (bitmap_last_set_bit): Declare.
21158 2009-03-29 David Ayers <ayers@fsfe.org>
21161 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
21162 by calling objc_compare_types and surpress warnings about
21163 incompatible C pointers that are compatible ObjC pointers.
21165 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
21167 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
21168 call initialize_inline_failed.
21169 (initialize_inline_failed): Move it from here ...
21170 * cgraph.c (initialize_inline_failed): ... to here.
21171 (cgraph_create_edge): Call initialize_inline_failed rather than
21172 setting inline_failed directly.
21174 2009-03-29 Ben Elliston <bje@au.ibm.com>
21177 * sysv4.opt (msdata): Improve comment.
21178 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
21179 * sysv4.h (SVR4_ASM_SPEC): Likewise.
21181 2009-03-29 Ben Elliston <bje@au.ibm.com>
21184 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
21185 load and store attributes.
21187 2009-03-29 Ben Elliston <bje@au.ibm.com>
21189 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
21190 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
21191 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
21192 * doc/extend.texi (X86 Built-in Functions): Add index entries for
21193 __builtin_infq and __builtin_huge_valq.
21195 2009-03-28 Anatoly Sokolov <aesok@post.ru>
21197 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
21199 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21200 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
21202 2009-03-28 Xinliang David Li <davidxl@google.com>
21204 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
21205 (do_dbg_cnt): New function.
21207 2009-03-28 Jan Hubicka <jh@suse.cz>
21209 Merge from pretty-ipa:
21211 2009-03-27 Jan Hubicka <jh@suse.cz>
21213 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
21214 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
21215 * passes.c (function_called_by_processed_nodes_p): New.
21216 * ipa-pure-const.c (check_call): Fix handling of operands.
21217 (analyze_function): Dump debug output for skipped bodies.
21218 (local_pure_const): Use function_called_by_processed_nodes_p.
21219 * dwarf2out.c (reference_to_unused): Use output.
21220 * passes.c (do_per_function_toporder): Likewise.
21222 2008-11-12 Jan Hubicka <jh@suse.cz>
21224 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
21225 * ipa-pure-const.c (funct_state_d): Add can throw field; make
21226 state_set_in_source enum
21227 (check_decl): Ignore memory tags; do not set fake looping flags;
21229 (check_operand, check_tree, check_rhs_var, check_lhs_var,
21230 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
21231 (check_call, analyze_function): Rewrite.
21233 (add_new_function): Update call of analyze_function.
21234 (generate_summary): Add call of analyze_function.
21235 (propagate): Propagate can_throw; handle state_set_in_source correctly.
21236 (local_pure_const): New function.
21237 (pass_local_pure_const): New pass.
21238 * ipa-inline.c (inline_transform): Set after_inlining.
21239 * tree-eh.c (stmt_can_throw_external): New.
21240 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
21241 work with aliasing built.
21242 * tree-flow.h (stmt_can_throw_external): New.
21243 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
21244 and local pure/const pass in early and late optimization queue.
21246 2009-03-28 Martin Jambor <mjambor@suse.cz>
21248 * fold-const.c (get_pointer_modulus_and_residue): New parameter
21250 (fold_binary): Allow function decl aligment consideration is the
21251 second argument is integer constant one.
21252 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
21253 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
21254 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
21256 2009-03-28 Jan Hubicka <jh@suse.cz>
21258 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
21259 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
21260 * function.h (rtl_data): Add nothrow flag.
21261 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
21262 set DECL_NOTHROW for AVAILABLE functions.
21264 2009-03-28 Jakub Jelinek <jakub@redhat.com>
21266 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
21267 following vector keyword has expansion starting with pixel or bool
21268 keyword, expand vector to __vector and pixel or bool to __pixel or
21272 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
21273 warn_if_disallowed_function_p): Removed.
21274 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
21275 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
21276 warning_if_disallowed_function_p.
21277 * flags.h (warn_if_disallowed_function_p,
21278 warn_disallowed_functions): Removed.
21279 * common.opt (Wdisallowed-function-list=): Removed.
21280 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
21282 2009-03-28 Richard Guenther <rguenther@suse.de>
21284 PR tree-optimization/38723
21285 * tree-ssa-pre.c (compute_avail): Add all default definitions to
21288 2009-03-28 Jan Hubicka <jh@suse.cz>
21290 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
21291 test introduced by my previous patch.
21293 2009-03-28 Richard Guenther <rguenther@suse.de>
21295 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
21296 the PHIs value undefined.
21298 2009-03-28 Jan Hubicka <jh@suse.cz>
21300 * tree-pass.h (pass_fixup_cfg): New pass.
21301 * ipa-inline.c (inline_transform): Set
21302 always_inline_functions_inlined/after_inlining.
21303 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
21304 (pass_fixup_cfg): New pass.
21305 * passes.c (init_optimization_passes): Add fixup_cfg.
21307 2009-03-28 Richard Guenther <rguenther@suse.de>
21309 PR tree-optimization/38458
21310 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
21311 argument use the arguments copy-of value.
21313 2009-03-28 Richard Guenther <rguenther@suse.de>
21315 PR tree-optimization/38180
21316 * tree-ssa-ccp.c (get_default_value): Simplify.
21317 (likely_value): Likewise.
21318 (surely_varying_stmt_p): Properly handle VOP case.
21319 (ccp_initialize): Likewise.
21320 (ccp_fold): Handle propagating through *&.
21321 (fold_const_aggregate_ref): Also handle decls.
21323 2009-03-28 Jan Hubicka <jh@suse.cz>
21325 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
21326 * cgraph.h (cgraph_node): Likewise.
21327 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
21328 (cgraph_reset_node): Use process flag.
21329 (cgraph_mark_functions_to_output): Likewise.
21330 (cgraph_expand_function): Likewise.
21331 (cgraph_expand_all_functions): Likewise.
21332 (cgraph_output_in_order): Likewise.
21333 * dwarf2out.c (reference_to_unused): Likewise.
21334 * passes.c do_per_function_toporder): Likewise.
21336 2009-03-28 Jan Hubicka <jh@suse.cz>
21338 Bring from lto-branch:
21340 2008-09-03 Doug Kwan <dougkwan@google.com>
21342 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
21343 enums instead of reason strings.
21344 * cgraph.c (cgraph_create_edge): Same.
21345 (cgraph_inline_failed_string): New function.
21346 * cgraph.h (cgraph_inline_failed_t): New enum type.
21347 (cgraph_inline_failed_string): New prototype.
21348 (struct cgraph_edge): Change type of INLINED_FAILED from constant
21349 char pointer to cgraph_inline_failed_t.
21350 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
21351 (cgraph_default_inline_p): Ditto.
21352 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
21353 to cgraph_inline_failed_t pointer.
21354 * cif-code.def: New file.
21355 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
21357 (cgraph_check_inline_limits): Change type of REASON to pointer to
21358 cgraph_inline_failed_t. Replace reason strings with enums.
21359 (cgraph_default_inline_p): Ditto.
21360 (cgraph_recursive_inlining_p): Ditto.
21361 (update_caller_keys): Change type of FAILED_REASON to
21362 cgraph_inline_failed_t.
21363 (cgraph_set_inline_failed): Change type of REASON to pointer to
21364 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
21365 convert enums to strings for text output.
21366 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
21367 to be of type cgraph_inline_failed_t. Replace reason strings with
21368 enums. Call cgraph_inline_failed_string to covert enums
21369 to strings for text output.
21370 (cgraph_decide_inlining): Replace reason strings with enums.
21371 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
21372 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
21374 * tree-inline.c (expand_call_inline): Change type of REASON
21375 to cgraph_inline_failed_t. Replace reason strings with enums.
21376 Call cgraph_inline_failed_string for text output.
21377 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
21380 2009-03-28 Jan Hubicka <jh@suse.cz>
21382 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
21383 cgraph_clone_node): Remove master clone handling.
21384 (cgraph_is_master_clone, cgraph_master_clone): Remove.
21385 * cgraph.h (master_clone): Remove.
21386 (cgraph_is_master_clone, cgraph_master_clone): Remove.
21387 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
21388 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
21390 2009-03-28 Jan Hubicka <jh@suse.cz>
21392 * cgraph.c (cgraph_function_body_availability): Functions declared
21393 inline are always safe to assume that it is not going to be replaced.
21395 2009-03-28 Richard Guenther <rguenther@suse.de>
21397 PR tree-optimization/38513
21398 * tree-ssa-pre.c (eliminate): Remove redundant stores.
21399 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
21400 EXC_PTR_EXPR and FILTER_EXPR.
21401 (get_ref_from_reference_ops): Likewise.
21403 2009-03-28 Richard Guenther <rguenther@suse.de>
21405 PR tree-optimization/38968
21406 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
21407 Use FLOOR_MOD_EXPR to compute misalignment.
21409 2009-03-28 Richard Guenther <rguenther@suse.de>
21411 PR tree-optimization/37795
21412 * tree.h (combine_comparisons): Declare.
21413 * fold-const.c (combine_comparisons): Export.
21414 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
21416 (ifcombine_iforif): Use combine_comparisons.
21418 2009-03-28 Jan Hubicka <jh@suse.cz>
21420 * tree-eh.c (inlinable_call_p): New function.
21421 (make_eh_edges): Use it.
21422 (verify_eh_edges): Use it.
21423 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
21424 * except.c (reachable_next_level): Add inlinable_function argument
21425 (sjlj_find_directly_reachable_regions): Update.
21426 (add_reachable_handler): Do not set saw_any_handlers.
21427 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
21428 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21429 Add new inlinable call parameter.
21430 (can_throw_internal, can_throw_external): Update.
21431 * except.h (can_throw_internal_1, can_throw_external_1,
21432 foreach_reachable_handler): Update declaration.
21434 2009-03-28 Joseph Myers <joseph@codesourcery.com>
21436 * config/arm/t-arm-coff, config/h8300/coff.h,
21437 config/i386/i386-aout.h, config/i386/i386-coff.h,
21438 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
21439 config/pdp11/2bsd.h, config/rs6000/aix41.h,
21440 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
21441 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
21442 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
21443 sys-types.h: Remove.
21444 * Makefile.in: Remove protoize and fixproto support and references
21446 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
21447 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
21449 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
21450 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
21451 unprotoize$(exeext).
21452 (rest.encap): Don't depend on $(STMP_FIXPROTO)
21453 (.PHONY): Don't depend on proto.
21454 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
21455 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
21456 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
21457 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
21458 build/gen-protos.o, build/scan.o, xsys-protos.h,
21459 build/fix-header$(build_exeext), build/fix-header.o,
21460 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
21461 stmp-install-fixproto): Remove.
21462 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
21463 SYSCALLS.c or fixproto files.
21464 (install-common): Don't install protoize.
21465 (install-headers-tar, install-headers-cpio, install-headers-cp):
21466 Don't depend on $(STMP_FIXPROTO).
21467 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
21468 install fixproto files or write out fixproto settings.
21469 (uninstall): Don't uninstall protoize.
21470 * config.gcc (use_fixproto): Remove.
21471 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
21472 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
21473 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
21474 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
21475 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
21476 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
21477 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
21478 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
21479 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
21480 * config/t-vxworks (STMP_FIXPROTO): Remove.
21481 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
21482 STMP_FIXPROTO): Remove.
21483 * config.in, configure: Regenerate.
21484 * crtstuff.c (gid_t, uid_t): Don't undefine.
21485 * doc/install.texi: Change m68k-coff to m68k-elf in example.
21486 (arm-*-coff, arm-*-aout: Remove target entries.
21487 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
21488 Remove mention of AIX 4.1.
21489 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
21490 * doc/invoke.texi (Running Protoize): Remove.
21491 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
21492 (Protoize Caveats): Remove.
21493 * tsystem.h: Update comments on headers assumed to exist.
21495 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
21497 * genautomata.c: Add a new year to the copyright. Add a new
21499 (struct insn_reserv_decl): Add comments for member bypass_list.
21500 (find_bypass): Remove.
21501 (insert_bypass): New.
21502 (process_decls): Use insert_bypass.
21503 (output_internal_insn_latency_func): Output all bypasses with the
21504 same input insn in one switch case.
21506 * rtl.def (define_bypass): Describe bypass choice.
21507 * doc/md.texi (define_bypass): Ditto.
21509 2009-03-27 Richard Guenther <rguenther@suse.de>
21511 * gimplify.c (mark_addressable): Export.
21512 * tree-flow.h (mark_addressable): Declare.
21513 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
21514 * tree-ssa.c (verify_phi_args): Verify that address taken
21515 variables have TREE_ADDRESSABLE set.
21517 2009-03-27 Richard Guenther <rguenther@suse.de>
21519 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
21520 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
21521 Do not mark decls TREE_ADDRESSABLE.
21522 (build_fold_addr_expr): Adjust.
21523 (fold_addr_expr): Remove.
21524 (fold_unary): Use build_fold_addr_expr.
21525 (fold_comparison): Likewise.
21526 (split_address_to_core_and_offset): Likewise.
21527 * coverage.c (tree_coverage_counter_addr): Mark the array decl
21529 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
21530 (gimplify_modify_expr_to_memcpy): Mark source and destination
21532 * omp-low.c (create_omp_child_function): Mark the object decl
21534 (lower_rec_input_clauses): Mark the var we take the address of
21536 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
21538 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21540 PR middle-end/39315
21541 * cfgexpand.c (expand_one_stack_var_at): Change alignment
21542 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
21544 2009-03-27 Richard Guenther <rguenther@suse.de>
21546 PR tree-optimization/39120
21547 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
21549 (handle_lhs_call): Process return constraints. Add escape
21550 constraints if necessary.
21551 (handle_const_call): Fill out return constraints. Make nested
21552 case more precise. Avoid consttmp if possible.
21553 (handle_pure_call): Fill out return constraints. Avoid
21554 callused if possible.
21555 (find_func_aliases): Simplify call handling.
21557 2009-03-27 Richard Guenther <rguenther@suse.de>
21559 PR tree-optimization/39120
21560 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
21561 as a representative.
21562 (solve_graph): Do propagate CALLUSED.
21563 (handle_pure_call): Use a scalar constraint from CALLUSED for
21565 (find_what_p_points_to): CALLUSED shall not appear in poins-to
21568 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21571 * c-common.c (handle_aligned_attribute): Properly check alignment
21572 overflow. Use (1U << i) instead of (1 << i).
21574 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
21576 * expr.h (get_mem_align_offset): Updated.
21578 * tree.h (tree_decl_common): Change align to "unsigned int" and
21579 move it before pointer_alias_set.
21581 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21582 Jakub Jelinek <jakub@redhat.com>
21585 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
21586 gr_register_operand with gr_reg_or_0_operand.
21587 (cmpxchg_rel_di): Likewise.
21588 (sync_lock_test_and_set<mode>): Likewise.
21590 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21592 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
21593 (true_regnum): Likewise.
21595 * rtlanal.c (subreg_info): Moved to ...
21596 * rtl.h (subreg_info): Here. New.
21597 (subreg_get_info): New.
21599 * rtlanal.c (subreg_get_info): Make it extern.
21601 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21604 * config/i386/i386.c (ix86_abi): New.
21605 (override_options): Handle -mabi=.
21606 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
21607 (ix86_call_abi_override): Likewise.
21608 (init_cumulative_args): Likewise.
21609 (function_arg_advance): Likewise.
21610 (function_arg_64): Likewise.
21611 (function_arg): Likewise.
21612 (ix86_pass_by_reference): Likewise.
21613 (ix86_function_value_regno_p): Likewise.
21614 (ix86_build_builtin_va_list_abi): Likewise.
21615 (setup_incoming_varargs_64): Likewise.
21616 (is_va_list_char_pointer): Likewise.
21617 (ix86_init_machine_status): Likewise.
21618 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
21619 (ix86_function_type_abi): Return enum calling_abi. Rewrite
21620 for 64bit. Replace DEFAULT_ABI with ix86_abi.
21621 (ix86_function_abi): Make it static and return enum calling_abi.
21622 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
21624 (ix86_fn_abi_va_list): Updated.
21626 * config/i386/i386.h (ix86_abi): New.
21627 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
21628 (CONDITIONAL_REGISTER_USAGE): Likewise.
21629 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
21630 (machine_function): Likewise.
21632 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
21634 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
21635 (STACK_BOUNDARY): Likewise.
21636 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
21638 * config/i386/i386.opt (mabi=): New.
21640 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
21641 return enum calling_abi.
21642 (ix86_function_type_abi): Likewise.
21643 (ix86_function_abi): Removed.
21645 * doc/invoke.texi: Document -mabi= option for x86.
21647 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21649 * builtins.c (real_dconstp): Delete.
21650 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
21652 2009-03-27 Dodji Seketeli <dodji@redhat.com>
21653 Jakub Jelinek <jakub@redhat.com>
21656 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
21657 (gen_subprogram_die): When a function is explicit, generate the
21658 DW_AT_explicit attribute.
21659 * langhooks.h (struct lang_hooks_for_decls): Add
21660 function_decl_explicit_p langhook.
21661 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
21662 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
21664 2009-03-27 Jakub Jelinek <jakub@redhat.com>
21666 * builtins.c (fold_builtin_memory_op): Optimize memmove
21667 into memcpy if we can prove source and destination don't overlap.
21669 * tree-inline.c: Include gt-tree-inline.h.
21670 (clone_fn_id_num): New variable.
21671 (clone_function_name): New function.
21672 (tree_function_versioning): Use it.
21673 * Makefile.in (GTFILES): Add tree-inline.c.
21675 2009-03-27 Mark Mitchell <mark@codesourcery.com>
21677 * BASE-VER: Change to 4.5.0.
21679 2009-03-27 Xinliang David Li <davidxl@google.com>
21681 PR tree-optimization/39557
21682 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
21684 2009-03-27 Xinliang David Li <davidxl@google.com>
21686 PR tree-optimization/39548
21687 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
21690 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21692 * c-common.c (pointer_int_sum): Use %wd on return from
21695 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
21697 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
21698 on return from tree_low_cst.
21700 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
21703 * ginclude/stdarg.h (va_copy): Define also for
21704 __GXX_EXPERIMENTAL_CXX0X__.
21706 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21709 * builtins.h (c_strlen): Do not warn here.
21710 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
21711 * c-common.c (pointer_int_sum): Take an explicit location.
21712 Warn about offsets out of bounds.
21713 * c-common.h (pointer_int_sum): Adjust declaration.
21715 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21717 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
21720 2009-03-26 Jakub Jelinek <jakub@redhat.com>
21723 * opts.c (warn_if_disallowed_function_p): Don't assume
21724 get_callee_fndecl must return non-NULL.
21726 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
21728 PR rtl-optimization/39522
21729 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
21730 when reg_reloaded_valid is set.
21732 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21734 * config/spu/divv2df3.c: New file.
21735 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
21736 (DPBIT_FUNCS): Filter out _div_df.
21738 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
21740 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
21741 a jump insn, count that jump in the distance to the loop start.
21743 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
21746 * config/sh/sh.c (calc_live_regs): Fix condition for global
21747 registers except PIC_OFFSET_TABLE_REGNUM.
21749 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
21752 * doc/invoke.texi (-mconsole): New.
21754 (-mno-cygwin): New.
21756 (-mnop-fun-dllimport): New.
21760 (sub section "i386 and x86-64 Windows Options"): New.
21762 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
21764 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
21765 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
21767 2009-03-25 Richard Guenther <rguenther@suse.de>
21769 PR middle-end/39497
21770 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
21773 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
21775 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
21776 neither of haifa/selective schedulers are working.
21778 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21780 * doc/invoke.texi (Debugging Options): Fix description of
21781 -fno-merge-debug-strings.
21783 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
21785 * config/cris/libgcc.ver: New version-script.
21786 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
21788 * configure.ac <GAS features, nop mnemonic>: Add pattern
21789 crisv32-*-* for "nop".
21790 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
21791 * configure: Regenerate.
21793 2009-03-24 Ira Rosen <irar@il.ibm.com>
21795 PR tree-optimization/39529
21796 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
21797 mark_sym_for_renaming for the tag copied to the new vector
21800 2009-03-24 Arthur Loiret <aloiret@debian.org>
21802 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
21803 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
21804 EXTRA_SPEC_FUNCTIONS.
21805 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
21806 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
21807 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
21808 -march and -mtune options.
21810 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
21812 * config/m68k/t-rtems: Add m5329 multilib.
21814 2009-03-24 Dodji Seketeli <dodji@redhat.com>
21815 Jakub Jelinek <jakub@redhat.com>
21818 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
21821 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21824 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
21825 instead of c_parser_expression_conv, if original_code isn't one of the
21826 4 allowed comparison codes, fail.
21828 2009-03-23 Richard Guenther <rguenther@suse.de>
21830 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
21831 * tree.h (struct tree_type): Likewise.
21832 * reload.h (struct insn_chain): Likewise.
21833 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
21834 * function.h (struct function): Likewise.
21835 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
21837 2009-03-23 Jakub Jelinek <jakub@redhat.com>
21839 PR tree-optimization/39516
21840 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
21842 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
21844 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
21845 should be set true if BITS_PER_WORD of target is bigger than 32
21847 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
21849 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
21850 Translate -B-options to -rpath-link. Correct existing
21851 rpath-link and conditionalize on !nostdlib.
21853 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21855 * doc/extend.texi (Function Attributes, Variable Attributes):
21857 * doc/invoke.texi (Debugging Options, Optimize Options)
21858 (i386 and x86-64 Options, MCore Options): Likewise.
21860 2009-03-20 Jakub Jelinek <jakub@redhat.com>
21863 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
21864 it for block local namespace aliases.
21865 (gen_decl_die): Pass context_die to gen_namespace_die.
21867 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21870 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
21871 minimum or maximum value.
21873 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
21875 * reginfo.c (globalize_reg): Recompute derived reg sets.
21877 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
21880 * libgcc2.c (mprotect): Do not use signed arguments for
21881 VirtualProtect, use DWORD arguments. Also fix the 'may
21882 be used uninitialized' warning for the np variable.
21884 2009-03-19 Jakub Jelinek <jakub@redhat.com>
21887 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
21888 functions using regparm calling conventions when not optimizing.
21889 (ix86_function_sseregparm): Similarly for sseregparm calling
21892 2009-03-19 Li Feng <nemokingdom@gmail.com>
21894 PR middle-end/39500
21895 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
21896 dependence if the first conflict is after niter iterations.
21898 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
21900 PR middle-end/38609
21901 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
21902 functions with dynamic stack-pointer adjustments.
21904 2009-03-19 Ben Elliston <bje@au.ibm.com>
21906 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
21907 option; change to -msdata=data.
21909 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21911 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
21914 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
21917 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
21919 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
21921 * doc/invoke.texi (Code Gen Options): Expand discussion of
21924 2009-03-18 Jakub Jelinek <jakub@redhat.com>
21926 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
21927 * matrix-reorg.c (struct matrix_info): Likewise.
21928 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
21929 * rtl.h (struct mem_attrs): Likewise.
21930 * df.h (struct df): Likewise.
21931 * tree-data-ref.h (struct data_dependence_relation): Likewise.
21932 * ira-int.h (struct ira_allocno): Likewise.
21933 * df-scan.c (struct df_collection_rec): Likewise.
21934 * ira.c (struct equivalence): Likewise.
21935 * function.c (struct temp_slot): Likewise.
21936 * cfgloop.h (struct loop): Likewise.
21939 * function.c (use_register_for_decl): When not optimizing, disregard
21940 register keyword for variables with types containing methods.
21942 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
21944 PR middle-end/39447
21945 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
21946 (is_simple_operand): Call contains_component_ref_p before calling data
21947 reference analysis that would fail on COMPONENT_REFs.
21949 * tree-vrp.c (search_for_addr_array): Fix formatting.
21951 2009-03-18 Richard Guenther <rguenther@suse.de>
21953 * tree-vect-transform.c (vect_loop_versioning): Fold the
21954 generated comparisons.
21955 * tree-vectorizer.c (set_prologue_iterations): Likewise.
21956 (slpeel_tree_peel_loop_to_edge): Likewise.
21958 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21960 PR middle-end/37805
21961 * opts.c (print_specific_help): In addition to `undocumented',
21962 accept `separate' and `joined' flags if passed alone. Describe
21963 output by the first matched one of those.
21964 (common_handle_option): Skip over empty strings.
21965 * gcc.c (display_help): Fix help string for `--help='.
21966 * doc/invoke.texi (Option Summary, Overall Options): With
21967 `--help=', classes and qualifiers can both be repeated, but
21968 only the latter can be negated. One should not pass only
21969 negated qualifiers. Fix markup and examples.
21972 2008-10-14 Jakub Jelinek <jakub@redhat.com>
21973 PR middle-end/37805
21974 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
21975 and -fhelp=separate.
21977 2009-03-17 Jing Yu <jingyu@google.com>
21979 PR middle-end/39378
21980 * function.h (struct rtl_data): Move is_thunk from here...
21981 (struct function): ...to here.
21982 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
21983 * varasm.c (assemble_start_function): Change is_thunk from crtl to
21985 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
21987 (alpha_does_function_need_gp, alpha_start_function): Likewise.
21988 (alpha_output_function_end_prologue): Likewise.
21989 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
21990 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
21991 (rs6000_output_function_epilogue): Likewise.
21992 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
21994 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
21997 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
21998 from different units in a single alternative.
21999 (*truncdfsf_i387): Ditto.
22000 (*truncxfsf2_mixed): Ditto.
22001 (*truncxfdf2_mixed): Ditto.
22003 2009-03-17 Jakub Jelinek <jakub@redhat.com>
22005 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
22006 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
22009 * tree-ssa-live.c (remove_unused_locals): Don't remove local
22010 unused non-artificial variables when not optimizing.
22013 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
22014 DW_TAG_imported_module even if decl is IMPORTED_DECL with
22015 NAMESPACE_DECL in its DECL_INITIAL.
22017 PR middle-end/39443
22018 * optabs.c (set_user_assembler_libfunc): New function.
22019 * expr.h (set_user_assembler_libfunc): New prototype.
22020 * c-common.c: Include libfuncs.h.
22021 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
22022 for memcmp, memset, memcpy, memmove and abort.
22023 * Makefile.in (c-common.o): Depend on libfuncs.h.
22026 * dwarf2out.c (gen_inlined_enumeration_type_die,
22027 gen_inlined_structure_type_die, gen_inlined_union_type_die,
22028 gen_tagged_type_instantiation_die): Removed.
22029 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
22032 2009-03-17 Janis Johnson <janis187@us.ibm.com>
22035 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
22037 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
22038 (check-parallel-%): Ditto.
22039 (check-consistency): Ditto.
22041 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
22043 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
22044 local variable rhs by NULL_TREE.
22046 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22049 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
22051 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22054 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
22056 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22059 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
22060 for ms->sysv ABI calls only in 64bit mode.
22062 * config/i386/i386.md (untyped_call): Support 32bit.
22064 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
22066 * doc/extend.texi: Replace x86_65 with x86_64.
22068 2009-03-16 Jakub Jelinek <jakub@redhat.com>
22070 PR tree-optimization/39455
22071 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
22072 mismatches for POINTER_TYPE_P (type).
22073 (number_of_iterations_le): Likewise.
22075 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22077 * config/picochip/picochip.c: Removed profiling support.
22078 * config/picochip/picochip.md: Removed profiling instruction.
22079 * config/picochip/picochip.h: Removed profiling builtin.
22081 2009-03-16 Joseph Myers <joseph@codesourcery.com>
22083 * doc/install.texi (--with-host-libstdcxx): Document.
22085 2009-03-14 Anatoly Sokolov <aesok@post.ru>
22088 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
22089 generate a warning if the function name does not begin with
22090 "__vector" and the function has either the 'signal' or 'interrupt'
22091 attribute, from here to ...
22092 (avr_declare_function_name): ...here. New function.
22093 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
22094 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
22096 2009-03-14 Jakub Jelinek <jakub@redhat.com>
22099 * cse.c (fold_rtx): Don't modify original const_arg1 when
22100 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
22101 separate variable instead.
22102 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
22103 from out of range shift counts.
22104 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
22106 2009-03-13 Catherine Moore <clm@codesourcery.com>
22108 * config/i386/x-mingw32 (host-mingw32.o): Replace
22109 diagnostic.h with $(DIAGNOSTIC_H).
22111 2009-03-12 Jakub Jelinek <jakub@redhat.com>
22114 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
22116 * config/i386/sync.md (sync_compare_and_swap<mode>,
22117 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
22118 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
22120 (sync_double_compare_and_swapdi_pic,
22121 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
22122 cmpxchg8b_pic_memory_operand instead of just memory_operand.
22124 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22127 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
22129 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22132 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22133 (avx_addsubv4df3): Likewise.
22134 (*avx_addsubv4sf3): Likewise.
22135 (sse3_addsubv4sf3): Likewise.
22137 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22140 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
22142 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
22145 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
22146 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22147 registers for allocnos created from user-defined variables.
22149 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22152 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
22153 of non-integer mode as well.
22155 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
22157 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
22158 for functions for which the parameter types are unknown.
22160 2009-03-11 Jakub Jelinek <jakub@redhat.com>
22163 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
22164 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
22165 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
22166 * config/i386/i386.c (ix86_local_alignment): For
22167 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
22168 long long variables on the stack to avoid dynamic realignment.
22169 Allow the first argument to be a decl rather than type.
22170 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
22172 2009-03-11 Nick Clifton <nickc@redhat.com>
22175 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
22177 Add description to mno-lsim option.
22178 * config/mcore/mcore.h: Remove comment about deprecated m4align
22180 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
22181 * doc/invoke.texi: Add description of mno-lsim and
22182 mstack-increment options.
22184 * config/fr30/fr30.opt: Document the -mno-lsim option.
22185 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
22186 and -mno-lsim options.
22188 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22190 * fold-const.c (fold_comparison): Only call fold_inf_compare
22191 if the mode supports infinities.
22193 2009-03-11 Jason Merrill <jason@redhat.com>
22196 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
22197 end already did. Notice GIMPLE_CALL modifications of the result.
22198 Don't copy debug information from an ignored decl or a decl from
22201 2009-03-10 Richard Guenther <rguenther@suse.de>
22202 Nathan Froyd <froydnj@codesourcery.com>
22204 PR middle-end/37850
22205 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
22206 (__divMODE3): Likewise.
22208 2009-03-09 Jakub Jelinek <jakub@redhat.com>
22210 PR tree-optimization/39394
22211 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
22212 DECL_SIZE_UNIT of variable length FIELD_DECLs.
22214 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22216 * recog.c (verfiy_changes): Disallow renaming of hard regs in
22217 inline asms for register asm ("") declarations.
22219 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
22221 * fold-const.c (fold_unary): Fix comment.
22223 2009-03-07 Jan Hubicka <jh@suse.cz>
22226 * tree-inline.c (setup_one_parameter): Do replacement of const
22227 argument by constant in SSA form.
22229 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22231 PR middle-end/38028
22232 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
22233 determine alignment passed to assign_stack_local.
22234 (assign_parms_unsplit_complex): Likewise.
22235 * except.c (sjlj_build_landing_pads): Likewise.
22237 2009-03-06 Jakub Jelinek <jakub@redhat.com>
22239 PR middle-end/39360
22240 * tree-flow.h (add_referenced_var): Return bool instead of void.
22241 * tree-dfa.c (add_referenced_var): Return result of
22242 referenced_var_check_and_insert call.
22243 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
22244 of referenced_var_check_and_insert.
22247 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
22248 (gen_variable_die): Emit DW_AT_location on abstract static variable's
22249 DIE, don't emit it if abstract origin already has it.
22250 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
22251 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
22253 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22255 * genpreds.c (needs_variable): Fix parentheses at variable name
22257 (write_tm_constrs_h): Indent generated code.
22259 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22261 * doc/extend.texi (Function Attributes): Add documentation
22262 for isr attributes.
22264 2009-03-06 Jakub Jelinek <jakub@redhat.com>
22267 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
22268 take locus from its DECL_SOURCE_LOCATION instead of input_location.
22270 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
22272 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
22275 2009-03-05 Jakub Jelinek <jakub@redhat.com>
22278 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
22279 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
22281 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
22283 * config/i386/i386.md (R8_REG, R9_REG): New constants.
22284 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
22285 constants instead of magic numbers.
22286 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
22288 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
22289 (x86_64_ms_abi_int_parameter_registers): Ditto.
22290 (x86_64_int_return_registers): Ditto.
22291 (ix86_maybe_switch_abi): Ditto.
22292 (ix86_expand_call): Ditto for clobbered_registers array.
22293 (ix86_hard_regno_mode_ok): Ditto.
22294 (x86_extended_QIreg_mentioned_p): Ditto.
22296 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
22298 PR tree-optimization/39349
22299 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
22301 * combine.c (gen_lowpart_for_combine): Use omode when generating
22304 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
22306 PR rtl-optimization/39235
22307 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
22309 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
22311 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
22313 2009-03-04 Richard Guenther <rguenther@suse.de>
22315 PR tree-optimization/39362
22316 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
22317 that occur in abnormal PHIs should be varying.
22319 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
22321 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
22323 (simple_iv): Take loop as an argument instead of statement.
22324 * tree-scalar-evolution.h (simple_iv): Declaration changed.
22325 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
22327 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
22329 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
22330 * matrix-reorg.c (analyze_transpose): Ditto.
22331 * tree-data-ref.c (dr_analyze_innermost): Ditto.
22332 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
22333 * tree-predcom.c (ref_at_iteration): Ditto.
22334 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
22336 2009-03-04 Richard Guenther <rguenther@suse.de>
22338 PR tree-optimization/39358
22339 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
22340 escaped_id and callused_id.
22341 (solve_graph): Likewise.
22343 2009-03-04 Richard Guenther <rguenther@suse.de>
22345 PR tree-optimization/39339
22346 * tree-sra.c (try_instantiate_multiple_fields): Make it
22347 no longer ICE on the above.
22349 2009-03-03 Joseph Myers <joseph@codesourcery.com>
22351 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
22352 that fits within Pmode.
22354 2009-03-03 Steve Ellcey <sje@cup.hp.com>
22356 PR middle-end/10109
22357 * tm.texi (LIBCALL_VALUE): Update description.
22359 2009-03-03 Steve Ellcey <sje@cup.hp.com>
22361 PR middle-end/34443
22362 * doc/extend.texi (section): Update description.
22364 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
22366 PR middle-end/39345
22367 * tree-inline.c (remapped_type): New.
22368 (can_be_nonlocal): Call remapped_type instead of remap_type.
22370 2009-03-03 Jakub Jelinek <jakub@redhat.com>
22373 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
22374 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
22376 2009-03-03 Richard Guenther <rguenther@suse.de>
22378 PR middle-end/39272
22379 * tree.c (tree_nonartificial_location): New function.
22380 * tree.h (tree_nonartificial_location): Declare.
22381 * builtins.c (expand_builtin_memory_chk): Provide location
22382 of the call location for artificial function pieces.
22383 (maybe_emit_chk_warning): Likewise.
22384 (maybe_emit_sprintf_chk_warning): Likewise.
22385 (maybe_emit_free_warning): Likewise.
22386 * expr.c (expand_expr_real_1): Likewise.
22388 2009-03-03 Jakub Jelinek <jakub@redhat.com>
22390 PR tree-optimization/39343
22391 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
22392 COMPONENT_REF t has ARRAY_TYPE.
22394 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
22396 PR middle-end/39335
22397 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
22398 when the type precision of the induction variable should be
22399 larger than the type precision of nit.
22400 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
22401 * graphite.c (graphite_loop_normal_form): Same.
22402 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
22404 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
22406 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
22407 (*call_1_rex64_ms_sysv): Use named constants instead of magic
22408 numbers to describe clobbered registers.
22409 (*call_value_0_rex64_ms_sysv): Ditto.
22410 * config/i386/mmx.md (mmx_emms): Ditto.
22411 (mmx_femms): Ditto.
22413 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
22415 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
22418 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22420 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
22421 (spu_section_type_flags): New function.
22423 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
22425 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
22426 reg_class_contents of FLOAT_REGS into a temporary.
22428 2009-03-02 Richard Guenther <rguenther@suse.de>
22429 Ira Rosen <irar@il.ibm.com>
22431 PR tree-optimization/39318
22432 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
22433 information to the vectorized statement.
22435 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
22437 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
22438 variable. Use defined names instead of magic constants for REX SSE
22441 2009-03-01 Richard Guenther <rguenther@suse.de>
22443 PR tree-optimization/39331
22444 * omp-low.c (lower_send_shared_vars): Do not receive new
22445 values for the reference of DECL_BY_REFERENCE parms or results.
22447 2009-03-01 Jan Hubicka <jh@suse.cz>
22450 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
22451 BLOCK_NONLOCALIZED_VAR): New macros.
22452 (tree_block): Add nonlocalized_vars.
22453 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
22454 gen_decl_die): Add origin argument. Allow generation of die with
22455 origin at hand only.
22456 (gen_member_die, gen_type_die_with_usage, force_decl_die,
22457 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
22459 (gen_block_die): Fix checking for unused blocks.
22460 (process_scope_var): Break out from .... ; work with origins only.
22461 (decls_for_scope) ... here; process nonlocalized list.
22462 (dwarf2out_ignore_block): Look for nonlocalized vars.
22463 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
22465 (dump_scope_block): Dump them.
22466 * tree-inline.c (remap_decls): Handle nonlocalized vars.
22467 (remap_block): Likewise.
22468 (can_be_nonlocal): New predicate.
22469 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
22471 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22473 * configure: Regenerate.
22475 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22477 * optc-gen.awk: No need to duplicate option flags twice.
22478 Reuse help texts for duplicate options which do not have any.
22480 * gcc.c (display_help): Document --version.
22482 * gcc.c (main): If print_help_list and verbose_flag, ensure
22483 driver output comes before subprocess output.
22485 * optc-gen.awk: Assign all remaining fields to help string,
22486 space-separated, for multi-line help in *.opt.
22488 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
22489 -Wno-pedantic-ms-format is for MinGW targets only.
22491 * doc/options.texi (Option file format): Fix bad indentation,
22492 restoring dropped sentence.
22494 2009-02-28 Jan Hubicka <jh@suse.cz>
22496 * tree-inline.c (tree_function_versioning): Output debug info.
22498 2009-02-28 Jan Hubicka <jh@suse.cz>
22501 * tree-inline.c (setup_one_parameter): Do not copy propagate
22502 arguments when not optimizing.
22504 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
22507 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22508 (avx_addsubv4df3): Likewise.
22509 (*avx_addsubv4sf3): Likewise.
22510 (sse3_addsubv4sf3): Likewise.
22511 (*avx_addsubv2df3): Likewise.
22512 (sse3_addsubv2df3): Likewise.
22513 (avx_unpckhps256): Correct item selectors.
22514 (avx_unpcklps256): Likewise.
22515 (avx_unpckhpd256): Likewise.
22516 (avx_unpcklpd256): Likewise.
22518 2009-02-28 Jan Hubicka <jh@suse.cz>
22520 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
22522 (copy_arguments_for_versioning): If var is declared don't declare it.
22523 (tree_function_versioning): First setup substitutions and then copy
22526 2009-02-27 Jan Hubicka <jh@suse.cz>
22529 * cgraph.h (varpool_output_debug_info): Remove.
22530 * cgraphunit.c (varpool_output_debug_info): Remove.
22531 * dwarf2out.c (deferred_locations_struct): New struct
22532 (deferred_locations): New type.
22533 (deferred_locations_list): New static var.
22534 (deffer_location): New function.
22535 (gen_variable_die): Use it.
22536 (decls_for_scope): Output info on local static vars.
22537 (dwarf2out_finish): Process deferred locations.
22538 * varpool.c (varpool_output_debug_info): Remove.
22540 2009-02-27 Jan Hubicka <jh@suse.cz>
22543 * tree.h (TREE_PROTECTED): Fix comment.
22544 (BLOCK_HANDLER_BLOCK): Remove.
22545 (struct tree_block): Remove handler_block add body_block.
22546 (inlined_function_outer_scope_p): New.
22547 (is_body_block): Remove.
22548 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
22549 * dwarf2out.c (is_inlined_entry_point): Remove.
22550 (add_high_low_attributes): Use inlined_function_outer_scope_p.
22551 (gen_block_die): Use is_inlined_entry_point check. Remove body block
22553 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
22554 * gimplify.c (gimplify_expr): Gimplify body blocks.
22555 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
22556 block with multiple subblocks.
22557 (dump_scope_block): Prettier output; dump more flags and info.
22558 (dump_scope_blocks): New.
22559 (remove_unused_locals): Use dump_scope_blocks.
22560 * tree-flow.h (dump_scope_blocks): Declare.
22561 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
22562 * stmt.c (is_body_block): Remove.
22563 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
22564 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
22566 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
22568 PR middle-end/39308
22569 * graphite.c (graphite_loop_normal_form): Do not call
22570 number_of_iterations_exit from a gcc_assert.
22572 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22574 * config/s390/s390.c (s390_swap_cmp): Look for conditional
22575 jumps if COND is NULL.
22576 (find_cond_jump): New function.
22577 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
22578 * config/s390/s390.md: Remove z10_cobra attribute value.
22580 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
22582 * config/alpha/alpha.h (alpha_expand_mov): Return false if
22583 force_const_mem returns NULL_RTX.
22585 2009-02-26 Jan Hubicka <jh@suse.cz>
22588 * cgraph.h (varpool_output_debug_info): Remove.
22589 * cgraphunit.c (varpool_output_debug_info): Remove.
22590 * dwarf2out.c (deferred_locations_struct): New struct
22591 (deferred_locations): New type.
22592 (deferred_locations_list): New static var.
22593 (deffer_location): New function.
22594 (gen_variable_die): Use it.
22595 (decls_for_scope): Output info on local static vars.
22596 (dwarf2out_finish): Process deferred locations.
22597 * varpool.c (varpool_output_debug_info): Remove.
22599 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
22601 PR rtl-optimization/39241
22602 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
22603 to subreg_offset_representable_p.
22605 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
22607 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
22608 execute function prototype. Get f and nregs from max_reg_num
22609 and get_insns. Remove the first backward pass as it's dead,
22610 guard the forward pass by flag_expensive_optimizations.
22611 (rest_of_handle_regmove): Delete.
22612 (pass_regmove): Replace it with regmove_optimize.
22614 2009-02-25 Martin Jambor <mjambor@suse.cz>
22616 PR tree-optimization/39259
22617 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
22618 calls_alloca function flags.
22619 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
22620 calls are detected.
22622 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
22624 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
22625 flags_set_1_rtx, flags_set_1_set): Delete.
22626 (regmove_optimize): Do not call mark_flags_life_zones.
22628 2009-02-24 Julian Brown <julian@codesourcery.com>
22631 * config/arm/arm.c (require_pic_register): Only set
22632 cfun->machine->pic_reg once per function.
22634 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
22636 * doc/invoke.texi (Link Options): Document an easier way to pass
22637 options that take arguments to the GNU linker using -Xlinker and -Wl.
22639 2009-02-24 Steve Ellcey <sje@cup.hp.com>
22642 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
22644 2009-02-24 Richard Guenther <rguenther@suse.de>
22647 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
22649 2009-02-24 Richard Guenther <rguenther@suse.de>
22650 Zdenek Dvorak <ook@ucw.cz>
22652 PR tree-optimization/39233
22653 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
22654 from converting them to a generic type.
22656 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
22658 PR tree-optimization/39260
22659 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
22660 contains a condition with a real type.
22661 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
22663 2009-02-23 Jason Merrill <jason@redhat.com>
22666 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
22667 narrowing_initializer_constant_valid_p.
22668 (narrowing_initializer_constant_valid_p): Don't return
22669 null_pointer_node for adding a pointer to itself.
22671 2009-02-23 Jan Hubicka <jh@suse.cz>
22674 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
22677 2009-02-23 Jan Hubicka <jh@suse.cz>
22679 PR tree-optimization/37709
22680 * tree.c (block_ultimate_origin): Move here from dwarf2out.
22681 * tree.h (block_ultimate_origin): Declare.
22682 * dwarf2out.c (block_ultimate_origin): Move to tree.c
22683 * tree-ssa-live.c (remove_unused_scope_block_p):
22684 Eliminate blocks containig no instructions nor live variables nor
22686 (dump_scope_block): New function.
22687 (remove_unused_locals): Enable removal of dead blocks by default;
22688 enable dumping at TDF_DETAILS.
22690 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22692 * config/i386/i386.c (classify_argument): Don't allow COImode
22694 (function_arg_advance_32): Don't allow OImode.
22695 (function_arg_32): Likewise.
22696 (function_value_32): Likewise.
22697 (return_in_memory_32): Likewise.
22698 (function_arg_64): Remove OImode comment.
22700 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22703 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
22704 ix86_expand_vector_set for V4DImode in 64bit mode only.
22705 (ix86_expand_vector_init_one_var): Likewise.
22707 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
22709 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
22711 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
22714 * loop-iv.c: Revert last change.
22715 * emit-rtl.c: Likewise.
22717 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
22720 * config/i386/i386.c (type_natural_mode): Remove an extra
22721 space in the warning message.
22722 (function_value_32): Handle 32-byte vector modes.
22723 (return_in_memory_32): Likewise.
22725 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
22727 * loop-iv.c (truncate_value): New function.
22728 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
22730 (lowpart_subreg): Move to...
22731 * emit-rtl.c: ...here.
22733 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
22735 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
22736 accidental and undocumented change at revision 140860.
22738 2009-02-21 Joseph Myers <joseph@codesourcery.com>
22740 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
22741 take gimple_seq * arguments.
22742 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
22743 types_compatible_p langhook.
22745 2009-02-20 Mark Mitchell <mark@codesourcery.com>
22746 Joseph Myers <joseph@codesourcery.com>
22748 * config/arm/arm.c (arm_builtin_va_list): New function.
22749 (arm_expand_builtin_va_start): Likewise.
22750 (arm_gimplify_va_arg_expr): Likewise.
22751 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
22752 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
22753 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
22754 (va_list_type): New variable.
22755 (arm_mangle_type): Mangle va_list_type appropriately.
22757 2009-02-20 Jakub Jelinek <jakub@redhat.com>
22759 PR middle-end/39157
22760 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
22761 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
22762 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
22763 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
22764 parameter to 1000 for -O1 by default.
22765 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
22767 * loop-invariant.c: Include params.h.
22768 (move_loop_invariants): Don't call move_single_loop_invariants on
22771 2009-02-20 Jaka Mocnik <jaka@xlab.si>
22773 * calls.c (emit_library_call_value_1): Use slot_offset instead of
22774 offset when calculating bounds for indexing stack_usage_map. Fixes
22775 a buffer overflow with certain target setups.
22777 2009-02-20 Jakub Jelinek <jakub@redhat.com>
22780 * calls.c (expand_call): Clear try_tail_call if caller and callee
22781 disagree in promotion of function return value.
22783 2009-02-19 Jakub Jelinek <jakub@redhat.com>
22786 * c-common.c (c_determine_visibility): If visibility changed and
22787 DECL_RTL has been already set, call make_decl_rtl to update symbol
22790 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
22793 * varasm.c (assemble_variable): Don't check DECL_NAME when
22794 globalizing a variable.
22796 2009-02-19 Joseph Myers <joseph@codesourcery.com>
22799 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
22800 expression before any __builtin_trap call.
22801 * c-typeck.c (build_function_call): Convert and check function
22802 arguments before generating a call to a trap. Evaluate the
22803 function arguments before the trap.
22805 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
22808 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
22809 (UNSPEC_FXAM_MEM): New unspec.
22810 (fxam<mode>2_i387_with_temp): New insn and split pattern.
22811 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
22812 memory using fxam<mode>2_i387_with_temp to remove excess precision.
22814 2009-02-19 Richard Guenther <rguenther@suse.de>
22816 PR tree-optimization/39207
22817 PR tree-optimization/39074
22818 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
22819 storedanything_tree): New.
22820 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
22821 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
22822 (build_succ_graph): Add edges from STOREDANYTHING to all
22824 (init_base_vars): Initialize STOREDANYTHING.
22825 (compute_points_to_sets): Free substitution info after
22826 building the succ graph.
22827 (ipa_pta_execute): Likewise.
22829 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
22831 (do_ds_constraint): Do not add to special var or non-pointer
22833 (type_could_have_pointers): Split out from ...
22834 (could_have_pointers): ... here. For arrays use the element type.
22835 (create_variable_info_for): Initialize may_have_pointers.
22836 (new_var_info): Likewise.
22837 (handle_lhs_call): Make the HEAP variable unknown-sized.
22838 (intra_create_variable_infos): Use a type with pointers for
22839 PARM_NOALIAS, make it unknown-sized.
22841 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
22844 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
22846 2009-02-18 Jason Merrill <jason@redhat.com>
22849 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
22850 value if DECL_EXTERNAL.
22851 * tree-sra.c (sra_walk_gimple_assign): Likewise.
22852 * target.h (gcc_target::binds_local_p): Clarify "module".
22853 * tree.h (TREE_PUBLIC): Clarify "module".
22855 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
22858 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
22859 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
22861 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
22864 * c.opt (Wabi): Support C and ObjC.
22867 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
22869 * config/i386/i386.c (classify_argument): Warn once about the ABI
22870 change when passing union with long double.
22872 * doc/invoke.texi: Update -Wabi for warning psABI changes.
22874 2009-02-18 Joseph Myers <joseph@codesourcery.com>
22877 * c-parser.c (c_parser_compound_statement): Always enter and leave
22880 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22883 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
22885 2009-02-18 Jakub Jelinek <jakub@redhat.com>
22887 PR tree-optimization/36922
22888 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
22889 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
22892 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22894 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
22897 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22899 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
22901 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
22903 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
22906 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
22907 Richard Sandiford <rdsandiford@googlemail.com>
22909 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
22910 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
22911 (loongson_biadd): ...this.
22913 2009-02-17 Richard Guenther <rguenther@suse.de>
22915 PR tree-optimization/39202
22916 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
22917 a var make sure to follow existing collapses.
22919 2009-02-17 Richard Guenther <rguenther@suse.de>
22921 PR middle-end/39214
22922 * langhooks.c (lhd_print_error_function): Check for NULL block.
22924 2009-02-17 Richard Guenther <rguenther@suse.de>
22926 PR tree-optimization/39204
22927 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
22930 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
22932 * config/soft-fp/double.h: Update from glibc CVS.
22934 2009-02-17 Richard Guenther <rguenther@suse.de>
22936 PR tree-optimization/39207
22937 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
22938 strict-aliasing warnings for pointers pointing to NULL.
22940 2009-02-16 Joseph Myers <joseph@codesourcery.com>
22943 * c-parser.c (c_parser_braced_init): Call pop_init_level when
22944 skipping until next close brace.
22946 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
22949 * config/i386/i386.c (ix86_expand_push): Set memory alignment
22950 to function argument boundary.
22952 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22954 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
22955 in the lea_add. Reload eventually constraints it properly.
22956 * config/picochip/constraints.md: Remove the target constraint
22957 "b", since it is not needed anymore.
22959 2009-02-16 Jakub Jelinek <jakub@redhat.com>
22961 * gthr-dce.h: Uglify function parameter and local variable names.
22962 * gthr-gnat.h: Likewise.
22963 * gthr-mipssde.h: Likewise.
22964 * gthr-nks.h: Likewise.
22965 * gthr-posix95.h: Likewise.
22966 * gthr-posix.h: Likewise.
22967 * gthr-rtems.h: Likewise.
22968 * gthr-single.h: Likewise.
22969 * gthr-solaris.h: Likewise.
22970 * gthr-tpf.h: Likewise.
22971 * gthr-vxworks.h: Likewise.
22972 * gthr-win32.h: Likewise.
22974 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
22977 * config/i386/i386.md: Restrict the new peephole2 to move
22978 between MMX/SSE registers.
22980 2009-02-15 Richard Guenther <rguenther@suse.de>
22983 2009-02-13 Richard Guenther <rguenther@suse.de>
22985 * configure.ac: Enable LFS.
22986 * configure: Re-generate.
22987 * config.in: Likewise.
22989 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22991 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
22992 spu_srqwbyte, spu_srqwbytebc): Define.
22993 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
22994 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
22995 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
22996 "shrqby_<mode>"): New insn-and-split patterns.
22997 * config/spu/spu.c (expand_builtin_args): Determine and return
22998 number of operands using spu_builtin_description data.
22999 (spu_expand_builtin_1): Use it.
23001 2009-02-13 Steve Ellcey <sje@cup.hp.com>
23004 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
23007 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23010 * config/i386/i386.c (override_options): Correct warning
23011 messages for -malign-loops, -malign-jumps and -malign-functions.
23013 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23016 * config/i386/i386.md: Restrict the new peephole2 to move
23017 between the general purpose registers.
23019 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23022 * config/i386/i386.c (type_natural_mode): Add a new argument.
23023 Return the original mode and warn ABI change if vector size is 32byte.
23024 (function_arg_advance): Updated.
23025 (function_arg): Likewise.
23026 (ix86_function_value): Likewise.
23027 (ix86_return_in_memory): Likewise.
23028 (ix86_sol10_return_in_memory): Likewise.
23029 (ix86_gimplify_va_arg): Likewise.
23030 (function_arg_32): Don't warn ABX ABI change here.
23031 (function_arg_64): Likewise.
23033 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
23035 * loop-iv.c (implies_p): In the final case, test that operands 0
23036 of the two comparisons match.
23038 * config/bfin/bfin.c (find_prev_insn_start): New function.
23039 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
23040 (find_next_insn_start): Move.
23042 2009-02-13 Richard Guenther <rguenther@suse.de>
23044 * configure.ac: Enable LFS.
23045 * configure: Re-generate.
23046 * config.in: Likewise.
23048 2009-02-13 Joseph Myers <joseph@codesourcery.com>
23051 * c-parser.c (c_parser_parms_list_declarator): Discard pending
23052 sizes on syntax error after some arguments have been parsed.
23054 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23056 * doc/invoke.texi (-fira): Remove.
23058 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23060 * caller-save.c: Replace regclass.c with reginfo.c in comments.
23061 * recog.c: Likewise.
23064 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
23066 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
23067 (umul_ppmm): Likewise.
23068 (count_leading_zeros): Likewise.
23069 (count_trailing_zeros): Likewise.
23070 (UMUL_TIME): Likewise.
23072 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23074 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
23075 soft-fp/t-softfp to tmake_file.
23077 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
23078 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
23079 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
23080 IA64_BUILTIN_INFQ]: New.
23081 (ia64_init_builtins): Initialize __builtin_infq,
23082 __builtin_fabsq and __builtin_copysignq if not HPUX.
23083 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
23084 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
23086 * config/ia64/lib1funcs.asm (__divtf3): Define only if
23088 (__fixtfti): Likewise.
23089 (__fixunstfti): Likewise.
23090 (__floattitf): Likewise.
23092 * config/ia64/libgcc-glibc.ver: New.
23093 * config/ia64/t-fprules-softfp: Likewise.
23094 * config/ia64/sfp-machine.h: Likewise.
23096 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
23097 (LIBGCC2_TF_CEXT): Likewise.
23098 (TF_SIZE): Likewise.
23099 (TARGET_INIT_LIBFUNCS): Likewise.
23101 * config/ia64/t-glibc (SHLINB_MAPFILES):
23102 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
23104 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23106 * config/i386/i386.c (construct_container): Rewrite processing
23107 BLKmode with X86_64_SSE_CLASS.
23109 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
23112 * config/i386/i386.md: Replace simplify_replace_rtx with
23113 replace_rtx in the new peephole2.
23115 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
23117 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
23118 loop unrolling do not happen at -O2.
23120 2009-02-12 Michael Matz <matz@suse.de>
23122 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
23124 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23126 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
23129 2009-02-12 Ben Elliston <bje@au.ibm.com>
23131 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
23132 patterns when updating the back chain. Missed in the 2009-02-10
23135 2009-02-11 Janis Johnson <janis187@us.ibm.com>
23137 * doc/extend.texi (Decimal Floating Types): Update identifier of
23138 draft TR and list of missing support.
23140 2009-02-11 Jakub Jelinek <jakub@redhat.com>
23142 PR middle-end/39154
23143 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
23144 bit to variable length decl's flags, add it also to its
23145 pointer replacement variable.
23147 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
23148 Jakub Jelinek <jakub@redhat.com>
23151 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
23152 (memory_blockage): New expander.
23153 (*memory_blockage): New insn pattern.
23154 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
23155 instead of general blockage at the end of function prologue when
23156 frame pointer is used to access red zone area. Do not emit blockage
23157 when profiling, it is emitted in generic code.
23158 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
23159 function epilogue when frame pointer is used to access red zone area.
23161 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
23164 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
23165 by arithmetic with memory operands.
23166 * config/i386/predicates.md (commutative_operator): New.
23168 2009-02-10 Janis Johnson <janis187@us.ibm.com>
23170 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
23173 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
23175 * alias.h (record_alias_subset): Declare.
23176 * alias.c (record_alias_subset): Make global.
23178 2009-02-10 Nick Clifton <nickc@redhat.com>
23180 * tree-parloops.c: Change license to GPLv3.
23181 * ipa-struct-reorg.c: Change license to GPLv3.
23182 * ipa-struct-reorg.h: Change license to GPLv3.
23184 2009-02-10 Steve Ellcey <sje@cup.hp.com>
23187 * c-decl.c (start_struct): Return NULL on error.
23189 2009-02-10 Jakub Jelinek <jakub@redhat.com>
23191 PR middle-end/39124
23192 * cfgloopmanip.c (remove_path): Call remove_bbs after
23193 cancel_loop_tree, not before it.
23196 * function.h (struct function): Add has_local_explicit_reg_vars bit.
23197 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
23198 VAR_DECLs were seen.
23199 * tree-ssa-live.c (remove_unused_locals): Recompute
23200 cfun->has_local_explicit_reg_vars.
23201 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
23202 copies or clearings if cfun->has_local_explicit_reg_vars.
23204 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
23207 * config/i386/i386.c (expand_prologue): Emit blockage at the end
23208 of function prologue when frame pointer is used to access
23211 2009-02-10 Richard Guenther <rguenther@suse.de>
23213 PR middle-end/39127
23214 * gimplify.c (gimple_regimplify_operands): Always look if
23215 we need to create a temporary.
23217 2009-02-10 Richard Guenther <rguenther@suse.de>
23219 PR tree-optimization/39132
23220 * tree-loop-distribution.c (todo): New global var.
23221 (generate_memset_zero): Trigger TODO_rebuild_alias.
23222 (tree_loop_distribution): Return todo.
23224 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
23227 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
23228 (x86_64_reg_class_name): Removed.
23229 (classify_argument): Return 0 if bytes > 32. Return 0 if the
23230 first one isn't X86_64_SSE_CLASS or any other ones aren't
23231 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
23232 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
23233 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
23234 and 3 X86_64_SSEUP_CLASS.
23235 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
23236 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
23238 2009-02-10 Ben Elliston <bje@au.ibm.com>
23240 * config/rs6000/rs6000.md (allocate_stack): Always use an update
23241 form instruction to update the stack back chain word, even if the
23242 user has disabled the generation of update instructions.
23243 (movdi_<mode>_update_stack): New.
23244 (movsi_update_stack): Likewise.
23245 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
23246 always use an update form instruction to update the stack back
23249 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
23251 PR middle-end/38953
23252 * graphite.c (if_region_set_false_region): After moving a region in
23253 the false branch of a condition, remove the empty dummy basic block.
23254 (gloog): Remove wrong fix for PR38953.
23256 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23258 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
23259 generation due to implicit sign extension.
23261 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
23263 PR middle-end/38981
23264 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
23265 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
23267 2009-02-09 Richard Guenther <rguenther@suse.de>
23269 PR middle-end/35202
23270 * convert.c (convert_to_real): Disable (float)fn((double)x)
23271 to fnf(x) conversion if errno differences may occur and
23272 -fmath-errno is set.
23274 2009-02-07 Anatoly Sokolov <aesok@post.ru>
23276 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
23277 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23278 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23280 2009-02-06 Joseph Myers <joseph@codesourcery.com>
23283 * c-common.c (handle_alias_attribute): Disallow attribute for
23284 anything not a FUNCTION_DECL or VAR_DECL.
23286 2009-02-06 Janis Johnson <janis187@us.ibm.com>
23289 * real.c (do_compare): Special-case compare of zero against
23290 decimal float value.
23292 2009-02-06 Joseph Myers <joseph@codesourcery.com>
23295 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
23296 as indicating flexible array members unless the field itself is
23297 being declarared as the incomplete array.
23299 2009-02-06 Jan Hubicka <jh@suse.cz>
23301 PR tree-optimization/38844
23302 * ipa-inline.c (try_inline): Stop inlining recursion when edge
23303 is already inlined.
23305 2009-02-06 Richard Guenther <rguenther@suse.de>
23307 PR middle-end/38977
23308 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
23309 fork because we may expand it as __gcov_fork.
23311 2009-02-06 Nick Clifton <nickc@redhat.com>
23313 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
23315 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
23317 PR tree-optimization/35659
23318 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
23319 vn_phi_eq): Shortcut if hashcode does not match.
23320 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
23322 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
23323 and avoid iterative_hash_expr.
23324 (FOR_EACH_VALUE_ID_IN_SET): New.
23325 (value_id_compare): Remove.
23326 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
23327 sort expressions by value id.
23329 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
23332 * config/sh/predicates.md (general_movsrc_operand): Don't check
23333 the subreg of system registers here.
23335 2009-02-05 Jakub Jelinek <jakub@redhat.com>
23338 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
23339 on the copied decl.
23341 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
23343 PR rtl-optimization/39110
23344 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
23345 addresses, not aligned ones.
23347 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
23348 Richard Guenther <rguenther@suse.de>
23350 PR tree-optimization/39100
23351 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
23352 comment says and add edges.
23354 2009-02-05 Joseph Myers <joseph@codesourcery.com>
23357 * c-common.c (handle_tls_model_attribute): Ignore attribute for
23358 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
23360 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
23362 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
23363 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
23364 register_bb_in_sese, new_sese, free_sese): Moved.
23365 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
23366 outermost_loop_in_scop, build_scop_iteration_domain,
23367 expand_scalar_variables_ssa_name, get_vdef_before_scop,
23368 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
23369 Use loop_in_sese_p instead of loop_in_scop_p.
23370 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
23371 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
23372 (scopdet_basic_block_info): Fix bug in scop detection.
23373 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
23374 eq_loop_to_cloog_loop): Remove.
23375 (nb_loops_around_loop_in_scop, nb_loop
23376 ref_nb_loops): Moved here...
23377 * graphite.h (ref_nb_loops): ... from here.
23378 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
23379 (loop_domain_dim, loop_iteration_vector_dim): Remove.
23380 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
23381 * testsuite/gcc.dg/graphite/scop-19.c: New
23383 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
23384 Hans-Peter Nilsson <hp@axis.com>
23386 PR rtl-optimization/37889
23387 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
23388 Move offset handling from PLUS to before the switch. Use new
23389 arguments when considering SYMBOL_REFs too.
23390 (rtx_addr_can_trap_p): Pass dummy offset and size.
23391 (enum may_trap_p_flags): Remove.
23392 (may_trap_p_1): Pass size from MEM_SIZE.
23394 PR rtl-optimization/38921
23395 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
23396 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
23397 * rtlanal.c (may_trap_after_code_motion_p): Delete.
23398 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
23400 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
23402 AVX Programming Reference (January, 2009)
23403 * config/i386/sse.md (*vpclmulqdq): New.
23405 2009-02-04 Jakub Jelinek <jakub@redhat.com>
23407 PR tree-optimization/38977
23408 PR gcov-profile/38292
23409 * calls.c (special_function_p): Disregard __builtin_ prefix.
23411 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
23413 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
23414 non-indexable addresses even before reload.
23416 2009-02-03 Joseph Myers <joseph@codesourcery.com>
23419 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
23420 as having variable size. Do not give an error for unnamed
23421 parameters with [*] declarators. Give a warning for type names
23422 with [*] declarators and mark them as variable size.
23423 * c-parser.c (c_parser_sizeof_expression): Do not give an error
23424 for sizeof applied to [*] type names.
23426 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23429 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
23431 2009-02-03 Jakub Jelinek <jakub@redhat.com>
23433 * gcc.c (process_command): Update copyright notice dates.
23434 * gcov.c (print_version): Likewise.
23435 * gcov-dump.c (print_version): Likewise.
23436 * mips-tfile.c (main): Likewise.
23437 * mips-tdump.c (main): Likewise.
23439 2009-02-03 Joseph Myers <joseph@codesourcery.com>
23442 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
23443 for composite type involving a zero-length array type.
23445 2009-02-03 Jakub Jelinek <jakub@redhat.com>
23448 * function.c (match_asm_constraints_1): Skip over
23449 initial optional % in the constraint.
23451 PR inline-asm/39059
23452 * c-parser.c (c_parser_postfix_expression): If fixed point is not
23453 supported, don't accept FIXED_CSTs.
23454 * c-decl.c (finish_declspecs): Error if fixed point is not supported
23455 and _Sat is used without _Fract/_Accum. Set specs->type to
23456 integer_type_node for cts_fract/cts_accum if fixed point is not
23459 2009-02-02 Catherine Moore <clm@codesourcery.com>
23461 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
23463 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
23465 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
23466 (ABI_HAS_64BIT_SYMBOLS): Use it.
23467 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
23469 2009-02-02 Paul Brook <paul@codesourcery.com>
23471 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
23473 2009-02-02 Jakub Jelinek <jakub@redhat.com>
23475 PR inline-asm/39058
23476 * recog.h (asm_operand_ok): Add constraints argument.
23477 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
23478 recurse on matching constraint.
23479 (check_asm_operands): Pass constraints as 3rd argument to
23480 asm_operand_ok. Don't look up matching constraint here.
23481 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
23484 2009-02-02 Ben Elliston <bje@au.ibm.com>
23486 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
23487 TARGET_NARROW_VOLATILE_BITFIELD macro names.
23489 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23491 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
23492 information. Remove some obsolete information. Reorganize.
23494 * config/pa/fptr.c: Revert license to GPL 2.
23495 * config/pa/milli64.S: Likewise.
23497 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
23500 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
23501 LIBRARY name in, instead of hard-coding it.
23502 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
23503 extra target make frag to tmake_files according to EH model.
23504 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
23505 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
23506 frags that define makefile variable EH_MODEL appropriately.
23507 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
23508 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
23509 to "-sjlj" according to type of EH configured.
23510 (LIBGCC_SONAME): Concatenate it to shared library base name.
23511 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
23512 to "_sjlj" according to type of EH configured.
23513 (LIBGCC_SONAME): Concatenate it to shared library base name.
23514 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
23515 (SHLIB_LINK): Add missing semicolon to if-else construct.
23516 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
23517 string value of "pe_dll" command-line option.
23518 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
23519 (SHLIB_SONAME): Use it when overriding t-cygming default.
23520 (SHLIB_IMPLIB): Override t-cygming default.
23521 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
23522 string value of "pe_dll" command-line option.
23524 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
23527 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
23528 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
23530 2009-01-31 Richard Guenther <rguenther@suse.de>
23532 PR tree-optimization/38937
23533 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
23534 computing the transitive closure.
23536 2009-01-30 Richard Guenther <rguenther@suse.de>
23538 PR tree-optimization/39041
23539 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
23540 Propagate variable indices only if the types match for this stmt.
23542 2009-01-30 Jakub Jelinek <jakub@redhat.com>
23545 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
23546 inline but never defined.
23548 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
23550 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
23551 (*insv_h_di_reg_extimm): New insn.
23552 (*insv_l<mode>_reg_extimm): New insn.
23554 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
23556 * config/picochip/picochip.c (flag_conserve_stack): set
23557 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
23558 fconserve-stack. Reduce call-overhead used by inliner.
23560 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
23563 * common.opt (flag_conserve_stack): Initialised to zero.
23565 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
23568 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
23569 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
23572 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
23574 * ira-color.c (allocno_reload_assign): Update comments.
23575 * regmove.c (regmove_optimize): Likewise.
23579 2009-01-29 Robert Millan <rmh@aybabtu.com>
23581 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
23582 * config/i386/kopensolaris-gnu.h: New file. Undefine
23583 `MD_UNWIND_SUPPORT'.
23584 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
23586 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
23588 PR tree-optimization/39007
23589 * tree-loop-distribution.c (generate_builtin): Use
23590 recompute_dominator to compute the immediate dominator of the
23591 basic block just after the loop.
23593 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
23595 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
23596 (ASM_OUTPUT_DWARF_PCREL): Define.
23598 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
23600 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
23601 * doc/passes.texi: Remove entries about regclass, local-alloc, and
23602 global. Modify entries about regmove and IRA.
23604 * ra-conflict.c: Remove the file.
23606 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
23608 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
23609 (pass_regclass_init): Rename to pass_reginfo_init.
23611 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
23613 * toplev.h (flag_ira): Remove.
23615 * caller-save.c (setup_save_areas): Remove flag_ira.
23617 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
23619 * global.c: Remove the file.
23621 * opts.c (decode_options): Remove flag_ira.
23623 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
23625 * regmove.c: Modify file description.
23626 (find_use_as_address, try_auto_increment): Define them only if
23627 AUTO_INC_DEC is defined.
23628 (replacement_quality, replace_in_call_usage, fixup_match_1,
23629 stable_and_no_regs_but_for_p): Remove.
23630 (reg_set_in_bb): Make it static.
23631 (regmove_optimize): Remove flag_ira and code which worked for
23634 * local-alloc.c: Remove the file.
23636 * common.opt (fira): Remove.
23638 * ira.c: Include except.h.
23639 (eliminable_regset): Move from global.c.
23640 (mark_elimination): Ditto. Remove flag_ira.
23641 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
23642 equiv_mem_modified, validate_equiv_mem_from_store,
23643 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
23644 contains_replace_regs, memref_referenced_p, memref_used_between_p,
23645 no_equiv, recorded_label_ref): Move from local-alloc.c.
23646 (update_equiv_regs): Ditto. Make it static.
23647 (print_insn_chain, print_insn_chains): Move it from global.c.
23648 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
23649 (build_insn_chain): Ditto. Make it static.
23650 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
23651 Rename to init_live_subregs.
23652 (gate_ira): Remove flag_ira.
23654 * regclass.c: Rename reginfo.c. Change file description.
23655 (FORBIDDEN_INC_DEC_CLASSES): Remove.
23656 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
23657 (init_reg_sets_1): Remove code for evaluation of
23658 reg_class_superclasses and losing_caller_save_reg_set.
23659 (init_regs): Remove init_reg_autoinc.
23660 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
23661 ok_for_base_p_nonstrict): Remove.
23662 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
23663 (pass_regclass_init): Rename to pass_reginfo_init. Modify
23664 corresponding entries.
23665 (dump_regclass, record_operand_costs, scan_one_insn,
23666 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
23667 record_address_regs, auto_inc_dec_reg_p): Remove.
23668 (gt-regclass.h): Rename to gt-reginfo.h.
23670 * rtl.h (dump_global_regs, retry_global_alloc,
23671 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
23673 * Makefile.in (RA_H): Remove.
23674 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
23675 Rename regclass.o to reginfo.o.
23676 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
23678 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
23679 (GTFILES): Rename regclass.c to reginfo.c.
23681 * passes.c (init_optimization_passes): Remove pass_local_alloc and
23682 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
23684 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
23685 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
23687 (finish_spills): Ditto. Remove code for !flag_ira.
23689 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
23691 PR middle-end/35854
23692 * doc/invoke.texi (rtl debug options): Complete rewrite.
23693 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
23695 * mode-switching.c (pass_mode_switching): Rename pass from
23696 "mode-sw" to "mode_sw".
23697 * except.c (pass_convert_to_eh_ranges): Rename pass from
23698 "eh-ranges" to "eh_ranges".
23699 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
23703 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
23704 Alexander Monakov <amonakov@ispras.ru>
23706 PR middle-end/38857
23707 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
23709 (move_exprs_to_boundary): Change return type and pass through
23710 should_move from move_op. Relax assert. Update usage ...
23711 (schedule_expr_on_boundary): ... here. Use should_move instead of
23713 (move_op_orig_expr_found): Indicate that insn was disconnected from
23715 (code_motion_process_successors): Do not call after_merge_succs
23716 callback if original expression was not found when traversing any of
23718 (code_motion_path_driver): Change return type. Update prototype.
23719 (move_op): Update comment. Add a new parameter (should_move). Update
23720 prototype. Set *should_move based on indication provided by
23721 move_op_orig_expr_found.
23723 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
23725 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
23726 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
23727 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
23728 * config/rs6000/rs6000.c (rs6000_override_options): Default
23729 avoid-indexed-addresses on for Power6, off for everything else.
23730 (avoiding_indexed_address_p): New function.
23731 (rs6000_legitimize_address): Use it.
23732 (rs6000_legitimate_address): Likewise.
23733 * config/rs6000/rs6000.md (movXX_updateX): Likewise
23735 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
23737 PR tree-optimization/38997
23738 * tree-loop-distribution.c (generate_memset_zero): Use
23739 POINTER_PLUS_EXPR for a pointer addition.
23741 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
23743 * config/s390/s390.md (bswap<mode>2): New pattern added.
23745 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23747 * config/s390/s390.md (*tls_load_31): Added type attribute.
23749 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23751 * config/s390/s390.md: Fix a few comments.
23753 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
23755 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
23756 (*tm<mode>_full): Fixed z10prop attribute.
23757 (*tst<mode>_extimm): Fixed z10prop attribute.
23758 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
23759 (*tstqiCCT_cconly): Fixed z10prop attribute.
23760 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
23761 (*movsi_larl): Fixed z10prop attribute.
23762 (*movsi_zarch): Fixed z10prop attribute.
23763 (*movsi_eas): Fixed z10prop attribute.
23764 (*movhi): Fixed z10prop attribute.
23765 (*movqi): Fixed z10prop attribute.
23766 (*movstrictqi): Fixed z10prop attribute.
23767 (*mov<mode>): Fixed z10prop attribute.
23768 (*movcc): Fixed z10prop attribute.
23769 (*sethighpartdi_64): Fixed z10prop attribute.
23770 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
23771 (*negdi2_sign_cc): Fixed z10prop attribute.
23772 (*negdi2_sign): Fixed z10prop attribute.
23773 (*absdi2_sign_cc): Fixed z10prop attribute.
23774 (*absdi2_sign): Fixed z10prop attribute.
23775 (*negabsdi2_sign_cc): Fixed z10prop attribute.
23776 (*negabsdi2_sign): Fixed z10prop attribute.
23777 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
23778 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
23779 (doloop_si64): Fixed z10prop attribute.
23780 (doloop_si31): Fixed z10prop attribute.
23781 (doloop_long): Fixed z10prop attribute.
23782 (indirect_jump): Fixed z10prop attribute.
23783 (nop): Fixed z10prop attribute.
23784 (main_base_64): Fixed z10prop attribute.
23785 (reload_base_64): Fixed z10prop attribute.
23787 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23789 PR rtl-optimization/38740
23790 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
23792 * config/mips/mips.c (mips_reorg): Likewise.
23794 2009-01-28 Richard Guenther <rguenther@suse.de>
23796 PR tree-optimization/38926
23797 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
23798 with the correct value id to a value.
23799 (do_regular_insertion): Use the value number of edoubleprime
23800 for the value number of the expr.
23803 2008-08-21 Richard Guenther <rguenther@suse.de>
23805 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
23806 a PHI ask VN if it is already available.
23807 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
23808 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
23810 2009-01-28 Jakub Jelinek <jakub@redhat.com>
23812 PR middle-end/38934
23813 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
23814 set to varying whenever max has TREE_OVERFLOW set, similarly
23815 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
23817 2009-01-28 Richard Guenther <rguenther@suse.de>
23819 PR middle-end/38908
23820 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
23821 uninitialized aggregate uses in call arguments.
23823 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
23825 PR tree-optimization/38984
23826 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
23827 the nothing_id variable if -fno-delete-null-pointer-checks.
23829 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
23832 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
23833 (set_got_offset_rex64): Ditto.
23835 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
23838 * doc/extend.texi: Improve local variable with asm reg.
23840 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
23842 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
23843 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
23844 was not supplied then set warn_packed_bitfield_compat to the
23845 default value of 1.
23846 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
23849 2009-01-27 Richard Guenther <rguenther@suse.de>
23851 PR tree-optimization/38503
23852 * cfgexpand.c (expand_gimple_basic_block): Ignore
23853 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
23854 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
23855 variables that cannot have TBAA applied.
23856 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
23859 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
23861 PR middle-end/38969
23862 * calls.c (initialize_argument_information): Do not wrap complex
23863 arguments in SAVE_EXPR.
23865 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
23867 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
23868 (INSTALL_LIBGCC): Revert typo commit.
23870 2009-01-26 Richard Guenther <rguenther@suse.de>
23872 PR tree-optimization/38745
23873 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
23874 from special handling.
23876 2009-01-26 Richard Guenther <rguenther@suse.de>
23878 PR tree-optimization/38745
23879 * tree-ssa.c (execute_update_addresses_taken): Do not include
23880 variables that cannot possibly be a register in not_reg_needs.
23881 Do not clear TREE_ADDRESSABLE on vars that may not become
23883 * tree-ssa.c (update_alias_info_1): Include those in the set
23884 of addressable vars.
23886 2009-01-26 Richard Guenther <rguenther@suse.de>
23888 PR middle-end/38851
23889 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
23890 * tree-ssa-dse.c: Include langhooks.h
23891 (execute_simple_dse): Remove stores with zero size.
23893 2009-01-24 Jakub Jelinek <jakub@redhat.com>
23896 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
23899 2009-01-24 Julian Brown <julian@codesourcery.com>
23901 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
23902 config/arm/linux-atomic.c.
23903 * config/arm/linux-atomic.c: New.
23905 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
23907 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
23908 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
23909 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
23911 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
23914 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
23917 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
23919 PR tree-optimization/38953
23920 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
23921 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
23922 (gloog): Split the exit of the scop when the scop exit is a loop exit.
23923 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
23926 2009-01-24 Paul Brook <paul@codesourcery.com>
23928 * config/arm/neon.md (neon_type): Move to arm.md.
23929 (neon_mov<VSTRUCT>): Add neon_type attribute.
23930 * config/arm/arm.md (neon_type): Move to here.
23931 (conds): Add "unconditioal" and use as default for NEON insns.
23933 2009-01-24 Ben Elliston <bje@au.ibm.com>
23935 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
23936 void *' warning from -Wc++-compat.
23937 * Makefile.in (dominance.o-warn): Remove.
23939 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
23941 PR tree-optimization/38932
23942 * fold-const.c (fold_unary_ignore_overflow): New.
23943 * tree.h (fold_unary_ignore_overflow): Declare.
23944 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
23945 * tree-ssa-sccvn.c (visit_reference_op_load,
23946 simplify_unary_expression): Likewise.
23948 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
23950 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
23951 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
23952 regardless of their type.
23953 * c-common.c (handle_packed_attribute): Don't ignore packed on
23955 * c.opt (Wpacked-bitfield-compat): New warning option.
23956 * stor-layout.c (place_field): Warn if offset of a field changed.
23957 * doc/extend.texi (packed): Mention the ABI change.
23958 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
23959 (Warning Options): Add it to the list.
23961 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
23963 * c-opts.c (c_common_post_options): Fix a typo in comments.
23965 2009-01-22 Steve Ellcey <sje@cup.hp.com>
23967 PR middle-end/38615
23968 * gimplify.c (gimplify_init_constructor): Fix promotion of const
23969 variables to static.
23970 * doc/invoke.texi (-fmerge-all-constants): Update description.
23972 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
23975 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
23976 (*movdi_1_rex64): Use type "mmx" for alternative 5.
23978 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
23980 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
23982 (LOCAL_ALIGNMENT): Similarly.
23984 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23985 Joseph Myers <joseph@codesourcery.com>
23987 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
23988 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
23989 * config/arm/arm-tune.md: Regenerate.
23990 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
23993 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
23995 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
23996 version number to five.
23998 2009-01-22 Dodji Seketeli <dodji@redhat.com>
24001 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
24002 * c-common.c (set_underlying_type): Likewise.
24003 (is_typedef_decl ): Likewise
24005 (set_underlying_type): Likewise.
24006 (is_typedef_type): Likewise.
24008 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
24010 PR middle-end/38587
24011 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
24014 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
24017 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
24018 (LIBGCC_SPEC): Don't define.
24019 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
24021 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
24023 PR rtl-optimization/38879
24024 * alias.c (base_alias_check): Unaligned access via AND address can
24025 alias all surrounding object types except those with sizes equal
24026 or wider than the size of unaligned access.
24028 2009-01-21 Dodji Seketeli <dodji@redhat.com>
24031 * c-decl.c (clone_underlying_type): Move this ...
24032 * c-common.c (set_underlying_type): ... here.
24033 Also, make sure the function properly sets TYPE_STUB_DECL() on
24034 the newly created typedef variant type.
24035 (is_typedef_decl ): New entry point.
24036 * tree.h: Added a new member member_types_needing_access_check to
24037 struct tree_decl_non_common.
24038 (set_underlying_type): New entry point.
24039 (is_typedef_type): Likewise.
24041 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
24043 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
24044 Check whether two instructions have memory references that
24045 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
24046 are helper functions for traversing.
24047 * alias.h (insn_alias_sets_confilict_p): New prototypes.
24048 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
24049 not to draw dependency edge for instructions with non-conflicting
24052 2009-01-20 Joseph Myers <joseph@codesourcery.com>
24055 * longlong.h: Update copyright years. Use soft-fp license notice.
24056 Sync __clz_tab declaration with glibc.
24058 2009-01-20 Steve Ellcey <sje@cup.hp.com>
24061 * doc/extend.texi (syscall_linkage): New.
24062 (version_id): Modify.
24064 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
24065 Richard Guenther <rguenther@suse.de>
24067 PR tree-optimization/38747
24068 PR tree-optimization/38748
24069 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
24070 conversion if the base address is an indirect reference and the
24071 aliasing sets could cause issues.
24073 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24075 * common.opt (fgraphite, fgraphite-identity): Add comment for
24076 explaining why these options are not documented.
24078 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24080 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
24081 gimple_call_lhs is NULL.
24083 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
24086 * emit-rtl.c (adjust_address_1): Make sure memref is never
24089 2009-01-20 Ben Elliston <bje@au.ibm.com>
24091 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24092 const qualifier from arg parameter. Remove unnecessary cast to char *.
24093 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24094 const qualifier from arg 2.
24096 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
24098 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
24100 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
24103 * rtl.h (reinit_regs): New prototype.
24104 * regclass.c: Include ira.h.
24105 (reinit_regs): New.
24106 * Makefile.in (regclass.o): Add ira.h.
24107 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
24109 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
24112 * c-common.c (handle_aligned_attribute): Use
24113 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
24114 default alignment value.
24116 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
24118 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
24119 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
24121 * doc/extend.texi: Update __attribute__ ((aligned)). Document
24122 __BIGGEST_ALIGNMENT__.
24124 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
24126 2009-01-18 Richard Guenther <rguenther@suse.de>
24128 PR tree-optimization/38819
24129 * tree-flow.h (operation_could_trap_helper_p): Declare.
24130 * tree-eh.c (operation_could_trap_helper_p): Export.
24131 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
24132 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
24133 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
24134 are about to insert a possibly trapping instruction and fail
24137 2009-01-18 Andreas Schwab <schwab@suse.de>
24139 * doc/install.texi (Configuration): Remove obsolete paragraph
24140 about use of --with-gnu-ld with --with-gnu-as.
24142 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
24144 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
24145 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
24146 Follow spelling conventions.
24148 2009-01-18 Ben Elliston <bje@au.ibm.com>
24150 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
24151 C++ warning about implicit conversion from void * to struct
24153 (bitmap_obstack_free): Likewise for bitmap_element *.
24154 * Makefile.in (bitmap.o-warn): Remove.
24156 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
24158 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
24160 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
24161 Tobias Grosser <tobi.grosser@amd.com>
24163 * graphite.c (graphite_trans_scop_block): Do not block single
24166 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
24168 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
24169 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
24170 test with assertion.
24172 2009-01-16 Richard Guenther <rguenther@suse.de>
24174 PR tree-optimization/38835
24175 PR middle-end/36227
24176 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
24177 and INT + PTR -> (INT)(PTR p+ INT) folding.
24178 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
24180 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
24183 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
24184 the subreg from a lowpart subreg if it is also casting the value.
24186 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24187 Tobias Grosser <tobi.grosser@amd.com>
24189 * graphite.c (compare_prefix_loops): New.
24190 (build_scop_canonical_schedules): Rewritten.
24191 (graphite_transform_loops): Move build_scop_canonical_schedules
24192 after build_scop_iteration_domain.
24194 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24195 Tobias Grosser <tobi.grosser@amd.com>
24197 * graphite.c (add_conditions_to_domain): Add the loops to
24198 the dimension of the iteration domain. Do copy the domain
24199 only when it exists.
24200 (build_scop_conditions_1): Do not call add_conditions_to_domain.
24201 (add_conditions_to_constraints): New.
24202 (can_generate_code_stmt, can_generate_code): Removed.
24203 (gloog): Do not call can_generate_code.
24204 (graphite_transform_loops): Call add_conditions_to_constraints
24205 after building the iteration domain.
24207 2009-01-16 Jakub Jelinek <jakub@redhat.com>
24209 PR tree-optimization/38789
24210 * tree-ssa-threadedge.c
24211 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
24212 __builtin_constant_p.
24214 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
24216 * dce.c (delete_unmarked_insns): Reversed the order that insns are
24217 examined before deleting them.
24219 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
24221 * function.c (aggregate_value_p): Correctly extract the function
24222 type from CALL_EXPR_FN lookup.
24224 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24226 * config/picochip/picochip.c (picochip_override_options): Revert
24227 CFI asm flag disable commited previously.
24229 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
24230 Tobias Grosser <tobi.grosser@amd.com>
24231 Jan Sjodin <jan.sjodin@amd.com>
24233 * graphite.c (scan_tree_for_params): On substractions negate
24234 all the coefficients of the term.
24235 (clast_to_gcc_expression_red): New. Handle reduction expressions
24236 of more than two operands.
24237 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
24238 (get_vdef_before_scop): Handle also the case of default definitions.
24240 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
24242 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
24243 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
24244 Also use them when walking CALL_INSN_FUNCTION_USAGE.
24246 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
24247 Joey Ye <joey.ye@intel.com>
24249 PR middle-end/37843
24250 * cfgexpand.c (expand_stack_alignment): Don't update stack
24251 boundary nor check incoming stack boundary here.
24252 (gimple_expand_cfg): Update stack boundary and check incoming
24253 stack boundary here.
24255 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
24257 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
24259 2009-01-14 Jakub Jelinek <jakub@redhat.com>
24261 PR rtl-optimization/38245
24262 * calls.c (expand_call): Add stack arguments to
24263 CALL_INSN_FUNCTION_USAGE even for pure calls (when
24264 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
24265 in regs and partially in memory or BLKmode arguments.
24266 (emit_library_call_value_1): Add stack arguments to
24267 CALL_INSN_FUNCTION_USAGE even for pure calls (when
24268 ACCUMULATE_OUTGOING_ARGS).
24269 * dce.c: Include tm_p.h.
24270 (find_call_stack_args): New function.
24271 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
24273 (mark_insn): Call find_call_stack_args for CALL_Ps.
24274 (prescan_insns_for_dce): Walk insns backwards in bb rather than
24275 forwards. Allocate and free arg_stores bitmap if needed, pass it
24276 down to deletable_insn_p, don't mark stores set in arg_stores
24277 bitmap, clear the bitmap at the beginning of each bb.
24278 * Makefile.in (dce.o): Depend on $(TM_P_H).
24280 2009-01-14 Michael Meissner <gnu@the-meissners.org>
24283 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
24284 to make sure the insn is a conditional test (bug 22599). Reformat a
24287 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
24289 PR middle-end/38431
24290 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
24291 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
24292 (gloog): Do not call cleanup_tree_cfg.
24293 (graphite_transform_loops): Call cleanup_tree_cfg after all
24294 scops have been code generated.
24296 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
24297 * doc/gty.texi (Invoking the garbage collector): Added new node
24298 and section documenting ggc_collect.
24300 2009-01-14 Richard Guenther <rguenther@suse.de>
24302 PR tree-optimization/38826
24303 PR middle-end/38477
24304 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
24305 initialization notes only if we actually emitted a warning.
24306 (intra_create_variable_infos): Add constraints for a result decl
24307 that is passed by hidden reference.
24308 (build_pred_graph): Mark all related variables non-direct on
24311 2009-01-14 Nick Clifton <nickc@redhat.com>
24313 * ira-conflicts.c: Include addresses.h for the definition of
24315 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
24316 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
24318 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
24321 * Makefile.in (ira-lives.o): Add except.h.
24323 * ira-lives.c: Include except.h.
24324 (process_bb_node_lives): Process can_throw_internal.
24326 2009-01-13 Jakub Jelinek <jakub@redhat.com>
24328 PR rtl-optimization/38774
24329 * combine.c (simplify_set): When undoing cc_use change, don't do
24330 PUT_CODE on the newly created comparison, but instead put back the
24333 2009-01-13 Joseph Myers <joseph@codesourcery.com>
24335 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
24336 values. Remove duplicate arm8 entry.
24338 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
24340 PR tree-optimization/38786
24341 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
24342 the SSA_NAME case of expand_scalar_variables_expr.
24343 Set the type of an expression to the type of its assign statement.
24344 (expand_scalar_variables_expr): Also gather the scalar computation
24345 used to index the memory access. Do not pass loop_p.
24346 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
24347 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
24348 the gimple_stmt_iterator where it inserts new code.
24349 Do not pass loop_p.
24350 (copy_bb_and_scalar_dependences): Do not pass loop_p.
24351 (translate_clast): Update call to copy_bb_and_scalar_dependences.
24353 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
24355 * graphite.h (debug_value): Removed.
24356 * graphite.c (debug_value): Removed.
24358 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
24360 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
24361 ldrd/strd with two 32-bit instructions.
24363 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
24365 * config/arm/arm.c (struct processors): Pass for speed down into
24366 cost helper functions.
24367 (const_ok_for_op): Handle COMPARE and inequality nodes.
24368 (arm_rtx_costs_1): Rewrite.
24369 (arm_size_rtx_costs): Update prototype.
24370 (arm_rtx_costs): Pass speed down to helper functions.
24371 (arm_slowmul_rtx_costs): Rework cost calculations.
24372 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
24373 (arm_9e_rtx_costs): Likewise.
24375 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
24377 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
24378 relocations of local symbols wider than UNITS_PER_WORD are not valid.
24379 (alpha_legitimize_address): Do not split local symbols wider than
24380 UNITS_PER_WORD into HIGH/LO_SUM parts.
24382 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
24385 * gcc.c (process_command): Replace call to execvp with calls
24386 to pex_one and exit.
24388 2009-01-03 Anatoly Sokolov <aesok@post.ru>
24391 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
24392 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
24393 variant for devices with 3-byte PC.
24394 (__tablejump_elpm__): New.
24396 2009-01-12 Jakub Jelinek <jakub@redhat.com>
24399 * c-parser.c (c_parser_postfix_expression): Allow `->' in
24400 offsetof member-designator, handle it as `[0].'.
24402 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24404 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
24405 function when not using named sections on targets with named sections
24406 if branch distance is less than 262132.
24408 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
24410 * combine.c (combine_instructions): Recompute
24411 optimize_this_for_speed_p for each BB in the main combine loop.
24413 2009-01-12 Tomas Bily <tbily@suse.cz>
24416 * tree-loop-distribution.c (prop_phis): New function.
24417 (generate_builtin): Call prop_phis.
24418 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
24420 2009-01-12 Jakub Jelinek <jakub@redhat.com>
24422 PR tree-optimization/38807
24423 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
24424 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
24426 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
24428 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
24429 subreg of op0 to the original op0.
24431 2009-01-11 Laurent GUERBY <laurent@guerby.net>
24433 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
24435 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
24438 * mips-tfile.c (parse_def): Fix parsing of def strings
24439 starting with digits.
24441 2009-01-10 Jakub Jelinek <jakub@redhat.com>
24444 * config/arm/arm.c (arm_is_long_call_p): Don't call
24445 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
24447 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
24449 * regrename.c (regrename_optimize): Fix dumping.
24450 (find_oldest_value_reg): Preserve REG_POINTER.
24451 (copy_hardreg_forward_1): Likewise.
24453 2009-01-09 Diego Novillo <dnovillo@google.com>
24455 * gimple.h (struct gimple_statement_base) <uid>: Document
24456 the restrictions on its use.
24457 (gimple_uid): Tidy.
24458 (gimple_set_uid): Tidy.
24460 2009-01-09 Jakub Jelinek <jakub@redhat.com>
24462 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
24463 zero guard even if align_bytes != 0 and count is smaller than
24466 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
24468 PR rtl-optimization/38495
24469 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
24470 (add_range_and_copies_from_move_list): Print all added ranges.
24471 Add ranges to memory optimized destination.
24473 2009-01-09 Jakub Jelinek <jakub@redhat.com>
24477 * config/i386/i386.c (override_options): Reject
24478 -mstringop-strategy=rep_8byte with -m32.
24479 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
24480 to 1. Do count comparison against epilogue_size_needed at compile
24481 time even when count_exp was constant forced into register. For
24482 size_needed don't jump to epilogue, instead just avoid aligning
24483 and invoke the body algorithm. If need_zero_guard, add zero guard
24484 even if count is non-zero, but smaller than size_needed + number of
24485 bytes that could be stored for alignment.
24486 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
24487 to 1. If need_zero_guard, add zero guard even if count is non-zero,
24488 but smaller than size_needed + number of bytes that could be stored
24489 for alignment. Compare size_needed with epilogue_size_needed instead
24490 of desired_align - align, don't adjust size_needed, pass
24491 epilogue_size_needed to the epilogue expanders.
24494 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
24496 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24498 * pa.c (last_address): Change to unsigned.
24499 (update_total_code_bytes): Change argument to unsigned. Don't
24500 check if insn addresses are set.
24501 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
24502 addresses are not set.
24503 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
24505 2009-01-09 Nick Clifton <nickc@redhat.com>
24507 * config/sh/symbian.c: Replace uses of DECL_INLINE with
24508 DECL_DECLARED_INLINE_P.
24510 2009-01-09 Jakub Jelinek <jakub@redhat.com>
24512 PR middle-end/38347
24513 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
24514 GET_MODE (op0) in operand_subword_force calls.
24516 PR middle-end/38771
24517 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
24518 fold_convert arg0 operands to TREE_TYPE (op0) first.
24520 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
24522 * params.def (ira-max-conflict-table-size): Decrease default value
24525 2009-01-08 Jakub Jelinek <jakub@redhat.com>
24527 PR tree-optimization/37031
24528 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
24530 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
24531 allocate it using gc instead of heap, use VEC_quick_push instead of
24533 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
24534 instead of heap, use VEC_quick_push instead of VEC_safe_push.
24535 * tree-data-ref.h (struct access_matrix): Change matrix to gc
24536 allocated vector from heap allocated.
24537 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
24538 * tree-loop-linear.c (linear_transform_loops): Allocate nest
24539 vector only after perfect_loop_nest_depth call.
24541 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
24542 Jan Sjodin <jan.sjodin@amd.com>
24544 PR tree-optimization/38559
24545 * graphite.c (debug_value, copy_constraint,
24546 swap_constraint_variables, scale_constraint_variable, ): New.
24547 (get_lower_bound, get_upper_bound): Removed.
24548 (graphite_trans_bb_strip_mine): Clean up this code that works
24549 only for constant number of iterations. Fully copy upper and
24550 lower bound constraints, not only the constant part of them.
24551 * graphite.h (debug_value): Declared.
24553 2009-01-08 Ira Rosen <irar@il.ibm.com>
24555 PR tree-optimization/37194
24556 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
24557 Don't add the cost of cost model guard in prologue to scalar
24558 outside cost in case of known number of iterations.
24560 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
24561 Alan Modra <amodra@bigpond.net.au>
24563 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
24564 non-word-aligned REG+CONST addressing.
24566 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
24569 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
24570 free_after_compilation when outputting a thunk.
24571 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
24572 Do not call free_after_compilation here.
24574 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
24576 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
24577 (ix86_valid_target_attribute_inner_p): Ditto.
24579 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
24581 PR tree-optimization/38492
24582 PR tree-optimization/38498
24583 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
24584 * tree-chrec.h (scev_is_linear_expression): Declared.
24585 * graphite.c (graphite_cannot_represent_loop_niter): New.
24586 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
24587 (graphite_loop_normal_form): Use gcc_assert.
24588 (scan_tree_for_params): Use CASE_CONVERT.
24589 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
24590 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
24591 Use gcc_assert. Discard scops that contain unhandled cases.
24592 (build_scop_conditions): Return a boolean status for unhandled cases.
24593 (strip_mine_profitable_p): Print the loop number, not its depth.
24594 (is_interchange_valid): Pass the depth of the loop nest, don't
24595 recompute it wrongly.
24596 (graphite_trans_bb_block): Same.
24597 (graphite_trans_bb_block): Print tentative of loop blocking.
24598 (graphite_trans_scop_block): Do not print that the loop has been
24600 (graphite_transform_loops): Do not handle scops that contain condition
24603 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
24605 AVX Programming Reference (December, 2008)
24606 * config/i386/avxintrin.h (_mm256_stream_si256): New.
24607 (_mm256_stream_pd): Likewise.
24608 (_mm256_stream_ps): Likewise.
24610 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
24611 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
24612 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
24613 (bdesc_special_args): Add __builtin_ia32_movntdq256,
24614 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
24615 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
24616 (ix86_expand_special_args_builtin): Likewise.
24618 * config/i386/sse.md (AVXMODEDI): New.
24619 (avx_movnt<mode>): Likewise.
24620 (avx_movnt<mode>): Likewise.
24621 (<sse>_movnt<mode>): Remove AVX support.
24622 (sse2_movntv2di): Likewise.
24624 2009-01-07 Richard Guenther <rguenther@suse.de>
24626 PR middle-end/38751
24627 * fold-const.c (extract_muldiv): Remove obsolete comment.
24628 (fold_plusminus_mult_expr): Undo MINUS_EXPR
24629 to PLUS_EXPR canonicalization for the canonicalization.
24631 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
24633 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
24634 hosted cross-compilers generating less efficient code.
24636 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
24638 * function.h (rtl_data): Add a dbr_scheduled_p field.
24639 * reorg.c (dbr_schedule): Set it.
24640 (gate_handle_delay_slots): Check it.
24641 * config/mips/mips.c (mips_base_delayed_branch): Delete.
24642 (mips_reorg): Check flag_delayed_branch instead of
24643 mips_base_delayed_branch.
24644 (mips_override_options): Don't set mips_base_delayed_branch
24645 or flag_delayed_branch.
24647 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
24649 PR rtl-optimization/38426.
24650 * ira.c (ira): Set current_function_is_leaf earlier.
24652 2009-01-06 Jakub Jelinek <jakub@redhat.com>
24654 PR rtl-optimization/38722
24655 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
24656 too early, only set a flag and modify after last possible
24659 2009-01-06 Janis Johnson <janis187@us.ibm.com>
24662 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
24663 * real.c (decimal_single_format): Correct values of emin and emax.
24664 (decimal_double_format): Ditto.
24665 (decimal_quad_format): Ditto.
24666 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
24667 computation of DECnn_MIN and DECnn_MAX for corrected values of
24668 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
24669 __DECnn_MIN__, and adjust its computation for the corrected value
24672 2009-01-06 Jan Hubicka <jh@suse.cz>
24675 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
24677 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
24679 * doc/contrib.texi (Contributors): Slightly adjust the end note.
24680 Add Robert Clark to the list of testers.
24682 2009-01-06 Jan Hubicka <jh@suse.cz>
24683 Kai Tietz <kai.tietz@onevision.com>
24685 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
24686 * config/i386/i386.c (ix86_expand_call): Add clobbers.
24688 2009-01-06 Jan Hubicka <jh@suse.cz>
24689 Kai Tietz <kai.tietz@onevision.com>
24691 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
24693 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
24694 (ix86_nsaved_regs): Count only general purpose regs.
24695 (ix86_nsaved_sseregs): New.
24696 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
24697 to 16 for w64; compute padding and size of sse reg save area.
24698 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
24699 general purpose regs.
24700 (ix86_emit_save_sse_regs_using_mov): New.
24701 (ix86_expand_prologue): Save SSE regs if needed.
24702 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
24703 (ix86_emit_restore_sse_regs_using_mov): New.
24704 (ix86_expand_epilogue): Save SSE regs if needed.
24706 2009-01-06 Jan Hubicka <jh@suse.cz>
24707 Kai Tietz <kai.tietz@onevision.com>
24709 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
24710 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
24711 functions when accumulate outgoing args is off.
24713 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
24716 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
24717 before using pseudos_have_intersected_live_ranges_p.
24719 * ira-int.h (ira_assert): Always define.
24721 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
24723 AVX Programming Reference (December, 2008)
24724 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
24725 (_mm256_permute2_pd): Likewise.
24726 (_mm_permute2_ps): Likewise.
24727 (_mm256_permute2_ps): Likewise.
24728 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
24729 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
24731 * config/i386/i386.c (ix86_builtins): Remove
24732 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
24733 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
24734 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
24735 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
24736 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
24737 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
24738 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
24739 __builtin_ia32_vpermil2ps256.
24740 (ix86_init_mmx_sse_builtins): Updated.
24741 (ix86_expand_args_builtin): Likewise.
24743 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24745 * pa.c (output_call): Relocate non-jump insns in the delay slot of
24746 long absolute calls when generating PA 2.0 code.
24748 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
24750 PR rtl-optimization/38583
24751 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
24753 * params.def (ira-max-conflict-table-size): New.
24755 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
24757 * ira.h (ira_conflicts_p): New external definition.
24759 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
24760 table. Report this. Return result of building.
24761 (ira_build_conflicts): Use ira_conflicts_p. Check result of
24762 building conflict table.
24764 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
24765 (ira_color): Use ira_conflicts_p.
24767 * global.c: Include ira.h.
24768 (pseudo_for_reload_consideration_p, build_insn_chain): Use
24771 * Makefile.in (global.o): Add ira.h.
24773 * ira-build.c (mark_all_loops_for_removal,
24774 propagate_some_info_from_allocno): New.
24775 (remove_unnecessary_allocnos): Call
24776 propagate_some_info_from_allocno.
24777 (remove_low_level_allocnos): New.
24778 (remove_unnecessary_regions): Add parameter. Call
24779 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
24780 parameter to remove_unnecessary_regions.
24781 (ira_build): Remove all regions but root if the conflict table was
24782 not built. Update conflict hard regs for allocnos crossing calls.
24784 * ira.c (ira_conflicts_p): New global.
24785 (ira): Define and use ira_conflicts_p.
24787 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24788 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
24789 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
24791 2009-01-06 Ben Elliston <bje@au.ibm.com>
24793 * gengtype-lex.l (YY_NO_INPUT): Define.
24795 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
24798 * c-common.c (handle_vector_size_attribute): Also reject
24799 BOOLEAN_TYPE types.
24801 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
24803 PR tree-optimization/38492
24804 * graphite.c (rename_map_elt, debug_rename_elt,
24805 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
24806 rename_map_elt_info, eq_rename_map_elts,
24807 get_new_name_from_old_name, bb_in_sese_p): Moved around.
24808 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
24809 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
24810 (sese_build_livein_liveouts): New.
24811 (new_sese, free_sese): New.
24812 (new_scop): Call new_sese.
24813 (free_scop): Call free_sese.
24814 (rename_variables_from_edge, rename_phis_end_scop): Removed.
24815 (register_old_new_names): Renamed register_old_and_new_names.
24816 (register_scop_liveout_renames, add_loop_exit_phis,
24817 insert_loop_close_phis, struct igp,
24818 default_liveout_before_guard, add_guard_exit_phis,
24819 insert_guard_phis, copy_renames): New.
24820 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
24821 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
24822 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
24823 (scop_adjust_phis_for_liveouts): New.
24824 (gloog): Call scop_adjust_phis_for_liveouts.
24826 * graphite.h (struct sese): Documented. Added fields liveout,
24827 num_ver and livein.
24828 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
24829 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
24830 (struct scop): Added field liveout_renames.
24831 (SCOP_LIVEOUT_RENAMES): New.
24833 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24835 PR tree-optimization/38510
24836 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
24837 (translate_clast): Call recompute_all_dominators before
24839 (gloog): Call recompute_all_dominators before graphite_verify.
24841 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
24842 Jan Sjodin <jan.sjodin@amd.com>
24844 PR tree-optimization/38500
24845 * graphite.c (create_sese_edges): Call fix_loop_structure after
24848 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24850 * config.gcc: Add m32r*-*-rtems*.
24851 * config/m32r/rtems.h: New file.
24853 2009-01-05 Ben Elliston <bje@au.ibm.com>
24855 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
24856 (.po.pox): Likewise.
24857 (po/gcc.pot): Likewise.
24859 2009-01-04 David S. Miller <davem@davemloft.net>
24861 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
24862 (STARTING_FRAME_OFFSET): Always set to zero.
24864 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24866 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
24867 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
24868 fixed-point types, and vectors of the same.
24870 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
24872 * config/mips/sync.md (*mb_barrier): Rename to...
24873 (*memory_barrier): ...this.
24875 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
24877 * doc/extend.texi (Function Attributes): Move @cindex after @item
24878 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
24879 and put in alphabetical order. Fix 'target' name and put in order.
24880 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
24883 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
24885 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
24886 (memory_barrier): Expand as unspec instead of unspec_volatile.
24887 Remove mem:BLK from insn operands. Use Pmode scratch register.
24888 (*memory_barrier): Define as unspec instead of unspec_volatile.
24889 Use (match_dup 0) as input operand.
24891 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
24892 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
24893 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
24894 scratch register. Remove operand 1.
24895 (*stbar): Define as unspec instead of unspec_volatile.
24896 Use (match_dup 0) as input operand, remove (const_int 8).
24897 (*membar): Define as unspec instead of unspec_volatile.
24898 Use (match_dup 0) as input operand, remove input operand 2.
24900 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
24901 (memory_barrier): Expand as unspec instead of unspec_volatile.
24902 Remove mem:BLK from insn operands. Use Pmode scratch register.
24903 (*memory_barrier): Define as unspec instead of unspec_volatile.
24904 Use (match_dup 0) as input operand.
24906 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
24907 Remove mem:BLK from insn operands. Use Pmode scratch register.
24908 Set volatile flag on operand 0.
24909 (*memory_barrier): New insn pattern.
24911 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
24913 (*memory_barrier): Use (match_dup 0) as input operand.
24915 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
24916 Remove mem:BLK from insn operands. Use Pmode scratch register.
24917 Set volatile flag on operand 0.
24918 (*mb_internal): New insn pattern.
24920 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
24922 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24924 PR middle-end/38586
24925 * function.c (struct temp_slot): Move to the section of the file
24926 that deals with temp slots. Remove field 'address'.
24927 (temp_slot_address_table): New hash table of address -> temp slot.
24928 (struct temp_slot_address_entry): New struct, items for the table.
24929 (temp_slot_address_compute_hash, temp_slot_address_hash,
24930 temp_slot_address_eq, insert_temp_slot_address): Support functions
24932 (find_temp_slot_from_address): Rewrite to use the new hash table.
24933 (remove_unused_temp_slot_addresses): Remove addresses of temp
24934 slots that have been made available.
24935 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
24936 worker function for remove_unused_temp_slot_addresses.
24937 (assign_stack_temp_for_type): Don't clear the temp slot address list.
24938 Add the temp slot address to the address -> temp slot map.
24939 (update_temp_slot_address): Update via insert_temp_slot_address.
24940 (free_temp_slots): Call remove_unused_temp_slot_addresses.
24941 (pop_temp_slots): Likewise.
24942 (init_temp_slots): Allocate the address -> temp slot map, or empty
24943 the map if it is already allocated.
24944 (prepare_function_start): Initialize temp slot processing.
24946 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
24948 PR middle-end/38584
24949 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
24950 Calculate the size of all stack vars assuming no packing of stack
24951 vars will happen, replacing a quadratic algorithm with a linear one.
24953 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24956 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
24959 2009-01-03 Diego Novillo <dnovillo@google.com>
24961 * doc/contrib.texi: Update contributions.
24963 2009-01-03 Jakub Jelinek <jakub@redhat.com>
24966 * builtins.c (fold_builtin_memory_op): Give up if either operand
24967 is volatile. Set srctype or desttype to non-qualified version
24971 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
24972 and FUNCTION_DECLs.
24974 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
24976 PR rtl-optimization/35805
24977 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
24978 problem if fast dce is able to remove any instructions.
24979 * dce.c (dce_process_block): Fix dump message.
24981 2009-01-02 Mark Mitchell <mark@codesourcery.com>
24984 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
24986 2009-01-02 Jakub Jelinek <jakub@redhat.com>
24988 PR middle-end/38690
24989 * tree-flow.h (op_code_prio, op_prio): New prototypes.
24990 * tree-pretty-print.c (op_code_prio): New function.
24991 (op_prio): No longer static. Use op_code_prio.
24992 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
24993 Use op_prio and op_code_prio to determine if () should be
24994 printed around operand(s) or not.
24996 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
24997 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
24998 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
24999 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
25000 pp_character instead of pp_string for single letter printing.
25002 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
25004 * doc/extend.texi: Fix '#pragma GCC option' typo.
25006 2009-01-02 Richard Guenther <rguenther@suse.de>
25008 * doc/install.texi (--enable-checking): Mention different
25009 default for stage1.
25010 (--enable-stage1-checking): Document.
25012 2009-01-01 Andrew Pinski <pinskia@gmail.com>
25014 PR middle-end/30142
25015 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
25016 case to be an error.
25018 2009-01-02 Ben Elliston <bje@au.ibm.com>
25020 * config/fp-bit.h (pack_d): Constify argument.
25021 * config/fp-bit.c (makenan): Constify return type. Remove casts.
25022 (isnan): Constify argument.
25024 (iszero): Likewise.
25025 (pack_d): Likewise.
25026 (_fpadd_parts): Constify return type.
25027 (_fpmul_parts): Likewise.
25028 (_fpdiv_parts): Likewise.
25030 2009-01-01 Jakub Jelinek <jakub@redhat.com>
25033 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
25034 warn about overwriting initializer with side-effects or
25035 -Woverride-init if !IMPLICIT.
25036 (output_init_element): Likewise. Pass IMPLICIT down to
25038 (process_init_element): Add IMPLICIT argument. Pass it down
25039 to output_init_element.
25040 (push_init_element, pop_init_level, set_designator): Adjust
25041 process_init_element callers.
25042 (set_nonincremental_init, set_nonincremental_init_from_string):
25043 Adjust add_pending_init callers.
25044 (output_pending_init_elements): Adjust output_init_element callers.
25045 * c-tree.h (process_init_element): Adjust prototype.
25046 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
25047 process_init_element callers.
25050 Copyright (C) 2009 Free Software Foundation, Inc.
25052 Copying and distribution of this file, with or without modification,
25053 are permitted in any medium without royalty provided the copyright
25054 notice and this notice are preserved.