1 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
3 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
4 FP_REGNO_P): Use IN_RANGE.
5 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
7 (DATA_REG_P): Use DATA_REGNO_P.
8 (FP_REG_P): Use FP_REGNO_P.
9 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
10 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
11 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
13 2007-06-24 Jan Hubicka <jh@suse.cz>
16 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
18 2007-06-24 Sebastian Pop <sebpop@gmail.com>
21 * fold-const.c (fold_binary): Strip nops of operand 0
22 of BIT_NOT_EXPR before calling operand_equal_p.
23 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
24 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
26 2007-06-23 Mark Mitchell <mark@codesourcery.com>
28 * doc/extend.texi: Document that dllimport and dllexport imply
30 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
31 imported or exported declaration, including type declarations.
32 * c-common.c (handle_visibility_attribute): Check for conflicts
33 with dllimport/dllexport.
34 (c_determine_visibility): Handle dllimport/dllexport as an
35 explicit visibility atttribute.
37 2007-06-23 Richard Guenther <rguenther@suse.de>
39 PR tree-optimization/16876
41 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
43 * tree-inline.c (initialize_inlined_parameters): Do not call
44 lang_hooks.tree_inlining.convert_parm_for_inlining.
45 * cgraphbuild.c (initialize_inline_failed): Set inline failed
46 reason for mismatched types.
47 * gimplify.c (gimplify_call_expr): Verify the call expression
48 arguments match the called function type signature. Otherwise
49 mark the call expression to be not considered for inlining
50 using CALL_CANNOT_INLINE_P flag.
51 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
52 edges call expression.
53 (cgraph_decide_inlining_of_small_function): Likewise.
54 (cgraph_decide_inlining): Likewise.
55 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
57 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
58 * c-typeck.c (c_convert_parm_for_inlining): Remove.
59 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
61 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
62 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
64 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
65 convert_parm_for_inlining member.
67 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
70 * arm.md (negscc): Match the correct operand for optimized LT0 test.
71 Remove optimization for GT.
73 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
76 *dce.c (deletable_insn_p): Add extra parameter and recurse if insn
78 (prescan_insns_for_dce): Add extra parameter.
80 2007-06-23 Jan Hubicka <jh@suse.cz>
83 * gimplify.c (mark_addressable): New function.
84 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
86 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
89 * expr.c (store_constructor): Do not clobber non-zeroed memory.
91 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
94 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
95 moves between MMX/SSE registers to at least 8 units to prevent
96 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
98 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
100 * config/i386/i386.c (override_options): Correct x86_sahf
103 2007-06-21 David Daney <ddaney@avtrex.com>
106 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
107 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
108 (exception_receiver): Renamed to ...
109 (nonlocal_goto_receiver): ... this.
111 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
113 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
114 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
115 partial register accesses.
117 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
119 * fold-const.c (debug_fold_checksum): Move it under
120 ENABLE_FOLD_CHECKING.
122 2007-06-21 Sebastian Pop <sebpop@gmail.com>
125 * tree.h (debug_fold_checksum): Declared.
126 * fold-const.c (build_fold_addr_expr_with_type_1): New.
127 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
128 build_fold_addr_expr_with_type_1.
129 (fold_addr_expr, debug_fold_checksum): New.
130 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
131 (fold_unary, fold_comparison, split_address_to_core_and_offset):
134 2007-06-21 Sebastian Pop <sebpop@gmail.com>
136 PR tree-optimization/19590
137 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
138 of scev is a constant.
139 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
141 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
143 * df-problems.c (df_note_bb_compute): Made computation of live
144 info consistent with df_lr.
146 2007-06-21 Richard Guenther <rguenther@suse.de>
148 PR tree-optimization/32453
149 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
150 for pointer anti-range.
152 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
154 * config/i386/i386.c (processor_target_table): Increase maximum
155 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
158 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
159 byte alignment if > 8 byte alignment is preferred.
160 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
162 2007-06-21 Jakub Jelinek <jakub@redhat.com>
164 PR tree-optimization/31866
165 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
166 if ASM_EXPR's input is not a SSA_NAME.
169 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
170 but decl is a global var, instead return decl.
171 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
172 even for is_global_var decls, if they are private in some outer
175 2007-06-21 Richard Guenther <rguenther@suse.de>
177 PR tree-optimization/32451
178 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
180 2007-06-21 Christian Bruel <christian.bruel@st.com>
182 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
183 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
184 (push_regs): Changed saving order or banked registers.
185 (sh_expand_epilogue): Likewise.
186 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
187 (FIRST_BANKED_REG): Likewise.
188 (LAST_BANKED_REG): Likewise.
189 * config/sh/sh.md (banked) New attribute.
190 (in_delay_slot): Check banked attribute.
192 2007-06-20 Sebastian Pop <sebpop@gmail.com>
194 PR tree-optimization/32075
195 * tree-data-ref.c (subscript_dependence_tester_1,
196 analyze_miv_subscript, analyze_overlapping_iterations,
197 add_distance_for_zero_overlaps, build_classic_dist_vector,
198 subscript_dependence_tester_1, analyze_overlapping_iterations,
199 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
200 compute_affine_dependence, compute_all_dependences): Pass loop_nest
201 to evolution_function_is_affine_multivariate_p.
203 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
205 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
207 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
210 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
212 * config/m32c/prologue.md (epilogue_exitd_16): New.
213 (epilogue_reit_16): New.
214 (epilogue_exitd): Rename to epilogue_exitd_24.
215 (epilogue_reit): Rename to epilogue_reit_24.
217 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
218 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
220 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
222 * haifa-sched.c (queue_to_ready): Don't requeue next insn
223 if dbg_cnt (sched_insn) reaches the limit.
224 (choose_ready): New parameter INSN_PTR and new return value.
225 (schedule_block): Handle dbg_cnt (sched_insn). Handle
226 the new return value from choose_ready.
227 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
228 (rest_of_handle_global_alloc): New global_alloc_at_func.
230 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
232 PR tree-optimization/25737
233 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
234 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
235 * tree-flow.h (struct fieldoff): Add new field alias_set.
236 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
237 argument addressable_type. Set alias_set of fieldoff.
238 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
239 (create_overlap_variables_for): Pass alias_set from fieldoff to
241 * alias.c (get_alias_set): Use alias_set from SFT if set.
243 2007-06-20 Hui-May Chang <hm.chang@apple.com>
245 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
246 of a variable as an unsigned HOST_WIDE_INT integer.
248 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
250 PR rtl-optimization/32405
251 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
253 2007-06-20 Jakub Jelinek <jakub@redhat.com>
255 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
258 * builtins.c: Include diagnostic.h.
259 (expand_builtin_expect): Make gcc_assert more permissive.
260 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
263 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
267 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
268 if ACCUMULATE_OUTGOING_ARGS.
270 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
272 * config/m68hc11/m68hc11.c: Include dataflow header file.
273 (m68hc11_reorg): Port to dataflow.
275 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
277 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
278 (struct df_problem.free_blocks_on_set_blocks): New field.
279 (struct dataflow.optional_p): New field.
280 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
281 (df_live_set_all_dirty): New function.
282 * df-scan.c (df_scan_alloc): Initialize optional_p.
283 (problem_SCAN): Initialize free_blocks_on_set_blocks.
284 * df-core.c (df_set_blocks): Removed use of
285 DF_FIRST_OPTIONAL_PROBLEM. Now uses
286 df_problem.free_blocks_on_set_blocks to determine which blocks are
288 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
289 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
290 uses dataflow.optional_p to determine if problem should be
292 (rest_of_handle_df_initialize): Only start live problem if
294 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
295 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
296 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
297 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
298 problem_NOTE): Initialize free_blocks_on_set_blocks.
299 (df_lr_bb_local_compute): Recompute luids if df_live problem is
301 (df_live_set_all_dirty, df_note_alloc): New function.
302 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
304 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
305 * postreload.c (reload_combine): Ditto.
306 * cse.c (cse_extended_basic_block): Ditto.
307 * regmove.c (mark_flags_life_zones): Ditto.
308 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
309 erase_matching_seqs): Ditto.
310 * bt-load.c (compute_defs_uses_and_gen): Ditto.
311 * integrate (allocate_initial_values): Ditto.
312 * combine.c (reg_dead_at_p): Ditto.
313 * resource.c (mark_target_live_regs): Ditto.
314 * sched-rgn.c (check_live_1, update_live_1): Ditto.
315 * config/sh/sh.c (find_r0_life_regions): Ditto.
316 * global.c (rest_of_handle_global_alloc): Only add back df_live
318 * local-alloc.c (rest_of_handle_local_alloc): Only remove
320 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
322 (if_convert): Make sure df_live is there at -O == 1.
323 (pass_if_after_combine): Cleanup flags.
324 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
327 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
329 * config/arm/arm.c (arm_get_frame_offsets): Set
330 offsets->locals_base to avoid negative stack size.
331 (thumb1_expand_prologue): Assert on negative stack size.
333 2007-04-19 Sebastian Pop <sebpop@gmail.com>
335 PR tree-optimization/32367
336 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
337 of the chrec has no evolution in that loop.
338 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
340 2007-06-19 Bob Wilson <bob.wilson@acm.org>
342 * config/xtensa/xtensa.c: Include "df.h".
343 (xtensa_builtin_saveregs): Use adjust_address instead of change_address.
344 (xtensa_va_start): Invoke make_tree with sizetype for
345 expand_builtin_saveregs and then convert the result to a pointer.
346 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
347 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
348 Subtract argument size from index value as integers and then use
349 POINTER_PLUS_EXPR to add the result to the array address.
351 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
354 * config/m32c/m32c.c: Include dataflow header file.
355 (m32c_emit_prologue): Adjust for prologue insn change.
356 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
357 once inside a PARALLEL. Assume frame size passed in operand 0
358 includes space to save the fb register.
359 (prologue_enter_24): Likewise.
360 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
362 2007-06-19 David Daney <ddaney@avtrex.com
365 * config/mips/mips.md (cprestore): Mark $gp as used.
367 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
370 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
371 (frv_ifcvt_modify_insn): Likewise.
373 2007-06-19 Richard Guenther <rguenther@suse.de>
375 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
376 only handle positive offsets that fit in a HOST_WIDE_INT.
378 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
380 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
381 result of rsqrt insn for zero input argument to avoid NaN.
383 2007-06-19 Richard Guenther <rguenther@suse.de>
386 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
388 2007-06-19 Jakub Jelinek <jakub@redhat.com>
390 PR tree-optimization/32353
391 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
393 2007-06-19 Nick Clifton <nickc@redhat.com>
395 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for
398 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
401 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
402 * config/i386/i386.c (assign_386_stack_local): Assert that
403 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
404 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
405 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
406 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
408 2007-06-18 Steve Ellcey <sje@cup.hp.com>
410 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
412 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
414 PR rtl-optimization/32321
415 * gcse.c (replace_store_insn): Update the note before
416 calling emit_insn_after.
418 2007-06-18 David Daney <ddaney@avtrex.com
422 2007-06-18 David Daney <ddaney@avtrex.com
425 * config/mips/mips.c (mips_expand_call): Mark $gp as used by
428 2007-06-18 David Daney <ddaney@avtrex.com
431 * config/mips/mips.c (mips_expand_call): Mark $gp as used by
434 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
437 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
439 * df-problems.c (df_note_bb_compute): Fix dumping info.
441 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
443 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
444 insn with emit_jump_insn.
446 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
448 PR tree-optimization/32383
449 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
450 * targhooks.h (default_builtin_reciprocal): Update prototype.
451 * target.h (struct gcc_target): Update builtin_reciprocal.
452 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
453 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
454 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
455 when fndecl is in BUILT_IN_MD class.
456 (execute_convert_to_rsqrt): Ditto.
458 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
459 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
460 Convert BUILT_IN_SQRTF code only when md_fn is false.
462 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
464 * bt-load.c (move_btr_def): Fix the order of arguments
465 to validate_replace_rtx.
467 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
469 * config/m68k/m68k-devices.def: Add 54450..54455.
471 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
473 PR rtl-optimization/32366
474 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
475 FLOAT_EXTEND]: Prevent non-scalar modes from entering
478 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
481 * modulo-sched (generate_reg_moves): Added rescan parameter and if
482 this is true, rescan insn being modified.
483 (sms_schedule): Added rescan parameter.
484 (rest_of_handle_sms): Moved freeing of dominance info to before
485 getting out of cfg_layout.
487 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
489 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
490 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
493 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
494 FL_CF_EMAC from the entry for isac.
496 * config/m68k/predicates.md (const_call_operand): Adjust comment.
497 (const_sibcall_operand): New.
498 (sibcall_operand): Use it.
499 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
500 (m68k_isas): ISAC does not imply FPU or EMAC.
501 (override_options): Add ISA_C logic for symbolic jump & call.
503 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
505 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
506 return mode from the builtin itself.
507 (sparc_fold_builtin): Fix cast of zero constant.
509 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
511 * targhooks.c (default_builtin_reciprocal): New default target hook.
512 * targhooks.h (default_builtin_reciprocal): Add prototype.
513 * hooks.c (hook_tree_tree_bool_null): Remove hook.
514 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
515 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
516 default_builtin_reciprocal.
518 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
521 * hooks.c (hook_tree_tree_bool_null): New hook.
522 * hooks.h (hook_tree_tree_bool_null): Add prototype.
523 * tree-pass.h (pass_convert_to_rsqrt): Declare.
524 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
525 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
526 and convert it to reciprocal a*rfunc(b).
527 (execute_convert_to_rsqrt): New function.
528 (gate_convert_to_rsqrt): New function.
529 (pass_convert_to_rsqrt): New pass definition.
530 * target.h (struct gcc_target): Add builtin_reciprocal.
531 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
532 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
533 TARGET_BUILTIN_RECIPROCAL.
534 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
536 * config/i386/i386.h (TARGET_RECIP): New define.
537 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
538 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
539 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
540 and not optimizing for size.
541 (*rcpsf2_sse): New insn pattern.
542 (*rsqrtsf2_sse): Ditto.
543 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
544 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
545 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
546 and not optimizing for size.
547 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
548 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
549 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
550 and not optimizing for size.
551 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
552 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
553 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
554 and not optimizing for size.
555 (*sse_rsqrtv4sf2): Do not export.
557 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
558 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
559 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
560 and not optimizing for size.
562 * config/i386/i386.opt (mrecip): New option.
563 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
564 (ix86_emit_swsqrtsf): Ditto.
565 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
566 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
568 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
569 ix86_expand_unop1_builtin.
570 (ix86_emit_swdivsf): New function.
571 (ix86_emit_swsqrtsf): Ditto.
572 (ix86_builtin_reciprocal): New function.
573 (TARGET_BUILTIN_RECIPROCAL): Use it.
574 (ix86_vectorize_builtin_conversion): Rename from
575 ix86_builtin_conversion.
576 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
577 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
578 "i386 and x86_64 Options" section.
579 (Intel 386 and AMD x86_64 Options): Document -mrecip.
581 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
582 Zdenek Dvorak <dvorakz@suse.cz>
583 Richard Guenther <rguenther@suse.de>
584 Kaz Kojima <kkojima@gcc.gnu.org>
586 * tree-vrp.c (compare_values_warnv): Convert val2 to
588 (extract_range_from_assert): Create
589 POINTER_PLUS_EXPR for pointer types.
590 (extract_range_from_binary_expr): Handle
591 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
593 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
594 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
595 POINTER_PLUS_EXPR as PLUS_EXPR.
596 (number_of_iterations_lt_to_ne):
597 For pointer types, use sizetype when
598 creating MINUS_EXPR/PLUS_EXPRs.
599 (assert_loop_rolls_lt): For pointer types, use sizetype when
600 creating MINUS_EXPR/PLUS_EXPRs.
601 (number_of_iterations_le): Likewise.
602 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
603 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
604 like PLUS_EXPR and MINUS_EXPR.
605 * tree-pretty-print.c (dump_generic_node): Handle
608 (op_symbol_1): Likewise.
609 * optabs.c (optab_for_tree_code): Likewise.
610 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
612 * tree-tailcall.c (process_assignment): Mention
613 POINTER_PLUS_EXPR in a TODO comment.
614 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
615 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
616 not used with a pointer and an integer type.
617 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
618 increment using chrec_convert_rhs instead of chrec_convert.
619 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
620 PLUS_EXPR except for the right hand side's type will be
622 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
623 (fold_used_pointer_cast): Kill.
624 (pointer_offset_p): Kill.
625 (fold_used_pointer): Kill.
626 (pointer_used_p): Kill.
627 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
628 call fold_used_pointer.
629 (instantiate_parameters_1): Convert the increment
630 using chrec_convert_rhs instead of chrec_convert.
631 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
632 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
633 instead of PLUS_EXPR.
634 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
635 PLUS_EXPR for pointers.
636 (std_gimplify_va_arg_expr): Likewise.
637 (fold_builtin_memory_op): Likewise.
638 (fold_builtin_strstr): Likewise.
639 (fold_builtin_strchr): Likewise.
640 (fold_builtin_strrchr): Likewise.
641 (fold_builtin_strpbrk): Likewise.
642 (expand_builtin_memory_chk): Likewise.
643 (fold_builtin_memory_chk): Likewise.
644 (std_expand_builtin_va_start): Use
645 sizetype for the call to make_tree and then convert
647 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
648 instead of PLUS_EXPR for adding to a pointer.
649 (std_gimplify_va_arg_expr): Use fold_build2 for
650 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
651 the operands to sizetype first and then cast the BIT_AND_EXPR
652 back to the pointer type.
653 * fold-const.c (build_range_check): Handle pointer types
655 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
656 of PLUS_EXPR's. Make sure the offset is converted to
658 (try_move_mult_to_index): Strip the NOPs from the offset.
659 Remove code argument and replace all uses with PLUS_EXPR.
660 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
661 specially. Don't use a pointer type for MINUS_EXPR.
662 (fold_unary): Handle for (T1)(X op Y),
663 only p+ as that is the only as that can be handled for
664 binary operators now.
665 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
667 <case PLUS_EXPR>: Add folding of PTR+INT into
669 Don't call try_move_mult_to_index.
670 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
671 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
672 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
673 Don't call try_move_mult_to_index.
674 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
675 (tree_expr_nonzero_p): Likewise.
676 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
677 of PLUS_EXPR for the complex expression folding.
678 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
679 first chrec is a pointer type, then the second should
680 be sizetype and not the first's type.
681 For POINTER_PLUS_EXPR, use a different right hand side type.
682 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
683 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
684 different right hand side type.
685 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
686 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
687 instead of PLUS_EXPR.
688 When either operand is zero, convert the other operand.
689 (chrec_apply): Use chrec_convert_rhs
690 on the argument x instead of chrec_convert.
691 (reset_evolution_in_loop): For pointer types, the new_evol
693 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
694 different right hand side type.
695 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
696 (chrec_convert_rhs): New function.
697 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
698 different right hand side type.
699 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
700 * tree-chrec.h (chrec_convert_rhs): New prototype.
701 (build_polynomial_chrec): For pointer types, the right hand
702 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
703 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
704 Remove subtraction case as it is always addition now.
705 Make sure the offset is converted to sizetype.
706 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
707 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
708 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
709 PLUS_EXPR in pointer type.
710 Handle POINTER_PLUS_EXPR.
711 (tree_to_aff_combination): Likewise.
712 (force_expr_to_var_cost): Likewise.
713 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
714 instead of PLUS_EXPR for pointers.
715 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
716 instead of PLUS_EXPR of pointer types.
717 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
719 (check_va_list_escapes): Likewise.
720 (check_all_va_list_escapes): Likewise.
721 * dwarf2out.c (loc_descriptor_from_tree_1):
722 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
723 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
724 (string_constant): Likewise.
725 * tree-ssa-address.c (tree_mem_ref_addr): When adding
726 the offset to the base, use POINTER_PLUS_EXPR.
727 (add_to_parts): Convert the index to sizetype.
728 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
729 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
730 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
731 Offset only holds something for PLUS_EXPR.
732 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
734 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
736 (analyze_accesses_for_modify_stmt): Likewise.
737 Remove comment about the type being integral type as it is
739 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
741 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
743 Correct the type which the artimentic is done in (is now
746 * tree-data-ref.c (split_constant_offset): Handle
748 * tree-affine.c (tree_to_aff_combination): Likewise.
749 * c-typeck.c (build_unary_op): For pointers create the increment
750 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
752 * gimplify.c (gimplify_self_mod_expr): Create a
753 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
754 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
755 * tree.def (POINTER_PLUS_EXPR): New tree code.
756 * tree-predcom.c (ref_at_iteration): If we have a pointer
757 type do the multiplication in sizetype.
758 * tree-mudflap.c (mf_xform_derefs_1): Create a
759 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
760 * tree-ssa-forwprop.c
761 (forward_propagate_addr_into_variable_array_index):
762 Don't expect there to be a cast for the index as that
763 does not exist anymore.
764 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
765 instead of PLUS_EXPR.
766 Don't check for the first operand of the POINTER_PLUS_EXPR
767 was the index as it cannot be.
768 Call forward_propagate_addr_into_variable_array_index with
769 the SSA_NAME instead of the statement.
770 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
771 (compare_constant): Likewise.
772 (copy_constant): Likewise.
773 (compute_reloc_for_constant): Likewise.
774 (output_addressed_constants): Likewise.
775 (initializer_constant_valid_p): Likewise.
776 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
777 Convert the MIN/MAX of the inner type to the outer
778 type before comparing them.
779 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
780 POINTER_PLUS_EXPR instead of PLUS_EXPR.
781 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
782 of PLUS_EXPR for pointers.
783 * tree-inline.c (estimate_num_insns_1): Handle
785 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
786 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
787 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
788 instead of PLUS_EXPR for the pointer increment statement.
789 (vect_update_ivs_after_vectorizer): For pointer types, create
790 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
791 MULT_EXPR in sizetype.
792 (vect_gen_niters_for_prolog_loop): Add a cast when creating
794 * tree-object-size.c (plus_expr_object_size): Handle
795 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
796 code which is trying to figure out which side is a pointer and
798 (check_for_plus_in_loops_1): Likewise.
799 (check_for_plus_in_loops): Likewise.
800 * c-common.c (pointer_int_sum): Create a
801 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
802 * tree-ssa-structalias.c (handle_ptr_arith): Handle
803 only POINTER_PLUS_EXPR. Removing all the extra
804 code which is trying to figure out which side is a pointer and
806 * tree-cfg.c (verify_expr): Add extra checking for pointers and
807 PLUS_EXPR and MINUS_EXPR.
808 Also add checking to make sure the operands of POINTER_PLUS_EXPR
810 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
811 with make_tree, instead of a pointer type.
812 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
813 for pointers instead of PLUS_EXPR.
814 (s390_gimplify_va_arg): Likewise.
815 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
816 instead of PLUS_EXPR when doing addition on pointer
817 types. Use sizetype for the second operand.
818 (spu_gimplify_va_arg_expr): Likewise.
819 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
820 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
821 a pointer. Don't create a BIT_AND_EXPR for pointer types.
822 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
823 for the pointer addition and also use size_int/sizetype
825 (ix86_gimplify_va_arg): Likewise.
826 Perform BIT_AND_EXPR on sizetype arguments.
827 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
828 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
829 for the pointer additions and also use size_int for the offsets.
830 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
831 additions and also use size_int for the offsets. Perform
832 BIT_AND_EXPR on sizetype arguments.
833 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
834 POINTER_PLUS_EXPR for pointers and create the
835 BIT_AND_EXPR in sizetype.
836 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
837 instead of PLUS_EXPR for pointer addition.
838 (rs6000_va_start): Likewise.
839 Also use sizetype for the offset.
840 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
841 as PLUS_EXPR/MINUS_EXPR.
842 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
843 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
844 Don't use BIT_AND_EXPR on a pointer type, convert the
845 expression to sizetype first.
846 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
848 (mips_gimplify_va_arg_expr): Likewise.
849 Don't create BIT_AND_EXPR in a pointer type.
851 2007-06-15 Eric Christopher <echristo@apple.com>
853 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
854 (x86_64-*-darwin*): Ditto.
855 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
858 2007-06-15 Matthew Wilcox <matthew@wil.cx>
860 * doc/extend.texi: Document behavior of __attribute__((aligned))
863 2007-06-15 Mark Mitchell <mark@codesourcery.com>
865 * rtlanal.c (note_stores): Improve documentation.
867 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
869 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
870 LOCAL_LABEL_PREFIX): Delete.
871 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
872 (bfin_internal_label): Delete.
874 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
876 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
877 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
878 otherwise define to LIBGCC2_TF_CEXT.
879 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
880 (LIBGCC_TF_CEXT): Ditto.
883 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
885 PR rtl-optimization/32339
886 * df-scan.c (df_uses_record): Don't modify flags but just add to
887 it for df_ref_record.
889 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
891 * tree-mudflap.c: Fix whitespace issues.
893 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
895 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
897 2007-06-14 Eric Christopher <echristo@apple.com>
899 * config/i386/sse.md (movdi_to_sse): Rewrite body.
900 (movv4sf): Use gcc_unreachable instead of abort.
902 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
905 * config/i386/sfp-machine.h (CMPtype): New define.
906 (mach stubs): Use CMPtype instead of int as a return type.
908 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
910 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
911 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
912 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
913 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
914 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
915 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
916 config/soft-fp/soft-fp.h: Update from glibc CVS.
918 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
920 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
922 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
925 * config/v850/v850.c: Include dataflow header file.
926 (substitute_ep_register): Fix typo.
928 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
930 * configure.ac: Fix earlier checkin.
931 * configure: Regenerated.
933 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
935 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
936 * aclocal.m4: Regenerate.
937 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
938 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
939 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
940 * configure: Regenerate.
941 * Makefile.in (LOOSE_WARN): Subst loose_warn.
943 * Makefile.in (quickstrap): Build libgcc too.
945 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
947 * configure.ac: Add --enable-checking=df. Explicitly mention that
948 the variables are initialized as for "release".
950 * configure: Regenerate.
951 * config.in: Regenerate.
953 2007-06-14 Bob Wilson <bob.wilson@acm.org>
955 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
956 validate_replace_rtx instead of replace_rtx.
957 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
959 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
961 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
962 (DWARF2_UNWIND_INFO): Override default if configured with
964 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
965 (ENDFILE_SPEC): Add crtend.o.
966 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
967 (ENDFILE_SPEC): Add crtend.o.
968 (TARGET_USE_JCR_SECTION): Define.
969 (MD_UNWIND_SUPPORT): Define for 32-bit target.
971 * config/i386/cygming-crtbegin.c: New file.
972 * config/i386/cygming-crtend.c: New file.
974 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
976 * config/i386/w32-unwind.h: New file.
978 2007-06-13 Eric Christopher <echristo@apple.com>
980 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
981 the user set a value below STACK_BOUNDARY.
983 2007-06-13 Thiemo Seufer <ths@networkno.de>
985 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
986 imply -lpthread for -pthread.
988 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
990 * basic-block.h: Remove the prototype for
991 free_basic_block_vars.
992 * cfglayout.h: Remove the prototype for
993 insn_locators_initialize.
994 * tree.h: Remove the prototype for emit_line_note.
996 * tree-ssa-pre.c (mergephitemp): Remove.
997 (init_pre): Don't use mergephitemp.
999 2007-06-13 Eric Christopher <echristo@apple.com>
1001 * config/i386/i386.c (override_options): If we've specified
1002 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
1004 2007-06-13 Bob Wilson <bob.wilson@acm.org>
1006 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
1009 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1011 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
1012 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
1013 (eh_store_handler): New pattern.
1014 (eh_return): Emit it instead of a plain move.
1016 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
1018 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
1019 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
1020 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
1023 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1025 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
1026 (find_next_insn_start, find_load): New functions.
1027 (bfin_reorg): Use them to deal with the fact that parallel insns are
1028 no longer represented as a SEQUENCE.
1030 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1032 * config/sparc/sparc.c (sparc_override_options): Initialize
1035 2007-06-13 Dave Korn <dave.korn@artimi.com>
1037 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
1040 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1042 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
1043 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
1044 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
1045 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
1046 tree-vect-transform.c: Fix comment typos. Follow spelling
1049 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1051 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
1052 to the exit block use set.
1053 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
1054 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
1055 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
1057 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1059 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
1060 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
1061 to indicate an error.
1062 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
1063 (dbg_cnt_process_opt): Print an error on a bad argument.
1064 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
1065 * common.opt (-fdbg-cnt-list): New.
1066 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
1068 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
1070 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
1071 flag on ref-all pointers.
1073 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
1076 * expr.c (expand_expr_addr_expr_1): Call expand_expr
1077 for the offset with the modifier as EXPAND_INITIALIZER
1078 if the modifier is EXPAND_INITIALIZER.
1079 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
1080 a register if we had an overflow.
1082 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1084 * real.c (real_isfinite): New.
1085 (real_sqrt): Use it.
1086 * real.h (real_isfinite): New.
1087 * builtins.c: Use it.
1089 2007-06-12 Ian Lance Taylor <iant@google.com>
1090 Daniel Berlin <dberlin@dberlin.org>
1093 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
1094 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
1095 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
1096 (DECL_NO_TBAA_P): Define.
1097 (struct tree_decl_common): Add no_tbaa_flag field.
1098 * tree-ssa-structalias.c (struct variable_info): Add
1099 no_tbaa_pruning field.
1100 (new_var_info): Initialize no_tbaa_pruning field.
1101 (unify_nodes): Copy no_tbaa_pruning field.
1102 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1103 (dump_solution_for_var): Print no_tbaa_pruning flag.
1104 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
1106 (compute_tbaa_pruning): New static function.
1107 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
1108 Call compute_tbaa_pruning.
1109 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
1110 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1111 * gimple-low.c (lower_stmt): Likewise.
1112 * tree-gimple.c (is_gimple_stmt): Likewise.
1113 * tree-ssa-operands.c (get_expr_operands): Likewise.
1114 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1115 * tree-inline.c (estimate_num_insns_1): Likewise.
1116 (copy_result_decl_to_var): Likewise.
1117 * expr.c (expand_expr_real_1): Likewise.
1118 * tree-pretty-print.c (dump_generic_node): Likewise.
1119 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
1120 * omp-low.c (omp_copy_decl_2): Likewise.
1121 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
1122 * doc/c-tree.texi (Expression trees): Document
1123 CHANGE_DYNAMIC_TYPE_EXPR.
1125 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1127 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
1128 with !HONOR_NANS and !HONOR_INFINITIES.
1129 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
1131 2007-06-12 Tristan Gingold <gingold@adacore.com>
1133 * gcov.c: Comments updated.
1134 (source_info): Add file_time field.
1135 (source_index): New variable.
1136 (mutiple_files): New variable.
1137 (generate_results): New function extracted from process_file.
1138 (process_file): Save and restore chain of functions, generate
1139 results and free structures only if not merging results.
1140 (release_structures): File names are now freed in create_file_names
1141 (create_file_names): Free previous file names.
1142 (find_source): File date is now read here and modifications in
1143 source files is checked here.
1144 (read_graph_file): Only reverse order of functions for the current
1146 (make_gcov_file_name): Do not generate long names if input_name is
1148 (output_lines): If merging results do not display graph, data and
1150 Checking source file modification is done in find_source.
1152 * doc/gcov.texi: Append an s to sourcefile.
1154 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
1156 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
1157 (forced_nop): New pattern.
1158 * config/bfin/bfin.c: Include "df.h".
1159 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
1160 (bfin_discover_loop): Use df_get_live_in instead of
1161 global_live_at_start.
1162 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
1163 df_analyze when done.
1164 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
1165 the insns. Use QImode for the final insn in a bundle. Call
1166 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
1168 (reorder_var_tracking_notes): New function.
1169 (bfin_reorg): Pass no argument to split_all_insns. Don't call
1170 update_life_info. Call df_analyze after scheduling and bundle
1171 generation. Call reorder_var_tracking_notes if generating these notes.
1172 Call df_finish_pass at the end.
1174 2007-06-12 Dirk Mueller <dmueller@suse.de>
1176 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
1177 a comparison, not an assignment.
1179 2007-06-12 Olivier Hainque <hainque@adacore.com>
1181 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
1182 Request walking the subtrees only, leaving the current is_lhs/val_only
1184 (convert_non_local_reference): Likewise.
1186 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
1188 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
1190 2007-06-12 Richard Guenther <rguenther@suse.de>
1192 PR tree-optimization/15353
1193 PR tree-optimization/31657
1194 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
1195 * timevar.def: Add TV_TREE_IFCOMBINE.
1196 * tree-pass.h (pass_tree_ifcombine): Declare.
1197 * tree-ssa-ifcombine.c: New file.
1198 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
1199 * tree-flow.h (blocks_in_phiopt_order): Declare.
1200 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
1201 (tree-ssa-ifcombine.o): New dependencies.
1203 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
1205 PR rtl-optimization/32293
1206 * combine.c (simplify_if_then_else): Truncate return from
1207 nonzero_bits() to correct mode.
1209 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
1211 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
1212 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
1214 2007-06-11 Diego Novillo <dnovillo@google.com>
1216 * Makefile.in (reload1.o-warn): Remove.
1218 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
1220 * combine.c (subst): Use reg_overlap_mentioned_p
1221 instead of comparing register numbers directly.
1223 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1225 * reload1.c (mark_home_live_1): Use the mode parameter.
1227 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1229 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
1230 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
1234 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
1236 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
1238 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1240 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
1241 from integer registers.
1242 (FP mode splitters): Handle TFmode.
1244 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
1246 * tree-ssa-structalias.c (find_what_p_points_to): Return false
1247 for ref-all pointers that point-to anything.
1249 2007-06-11 Joseph Myers <joseph@codesourcery.com>
1251 * config/arm/arm.c (arm_output_dwarf_dtprel,
1252 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
1254 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
1256 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
1257 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
1260 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
1262 * gcc/tree.c (signed_or_unsigned_type_for): New.
1263 (unsigned_type_for): Use signed_or_unsigned_type_for.
1264 (signed_type_for): Use signed_or_unsigned_type_for.
1265 * gcc/tree.h (signed_or_unsigned_type_for): New.
1266 (get_signed_or_unsigned_type): Remove.
1267 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
1268 lang_hooks.types.signed_type
1269 (size_diffop): Likewise.
1270 (all_ones_mask_p): Likewise.
1271 (build_range_check): Likewise.
1272 (fold_cond_expr_with_comparison): Likewise.
1273 (fold_cond_expr_with_comparison): Likewise.
1274 (unextend): Likewise.
1275 (extract_muldiv_1): Likewise.
1276 (fold_single_bit_test_into_sign_test): Likewise.
1277 (fold_binary): Likewise.
1278 (fold_ternary): Likewise.
1279 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
1280 instead of get_signed_or_unsigned_type.
1281 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
1282 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
1283 * gcc/expr.c (signed_or_unsigned_type_for): Use
1284 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
1285 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
1286 (lhd_signed_or_unsigned_type): Remove.
1287 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
1288 signed_or_unsigned_type.
1289 (lhd_signed_or_unsigned_type): Remove.
1290 * gcc/expmed.c (make_tree): Use signed_type_for instead of
1291 lang_hooks.types.signed_type.
1292 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
1293 c_common_signed_type instead of lang_hooks.types.signed_type.
1294 (c_common_unsigned_type): New.
1295 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
1296 (shorten_compare): Use c_common_unsigned_type instead of
1297 c_common_signed_or_unsigned_type.
1298 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
1300 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
1301 lang_hooks.types.signed_type.
1302 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
1303 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
1304 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
1305 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
1306 instead of unsigned_type_for.
1307 * gcc/c-decl.c (groakdeclarator): Likewise.
1308 * gcc/c-typeck.c (convert_for_assignment): Likewise.
1309 * gcc/c-common.h (c_common_unsigned_type): New.
1311 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1314 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
1315 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
1317 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1320 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
1321 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
1323 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
1324 Sebastian Pop <sebpop@gmail.com>
1326 * lambda-code.c (remove_iv): New.
1327 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
1329 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
1331 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
1332 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
1333 * tree-ssa-loop-prefetch.c: Include optabs.h.
1334 (FENCE_FOLLOWING_MOVNT): New macro.
1335 (struct mem_ref): Add independent_p and storent_p fields.
1336 (record_ref): Initalize the new fields.
1337 (gather_memory_references_ref): Return true if the reference
1339 (gather_memory_references): Check whether all memory accesses
1340 in loop were recorded.
1341 (should_issue_prefetch_p): Return false for nontemporal stores.
1342 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
1343 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
1344 (determine_loop_nest_reuse): Detect independent memory references.
1345 (loop_prefetch_arrays): Call mark_nontemporal_stores.
1346 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
1347 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
1348 * config/i386/i386.h (x86_mfence): Declare.
1349 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
1350 * config/i386/i386.c (x86_mfence): New variable.
1351 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
1353 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
1354 * optabs.c (init_optabs): Initialize storent_optab.
1355 * optabs.h (enum optab_index): Add OTI_storent.
1356 (storent_optab): Declare.
1357 * genopinit.c (optabs): Add initialization for storent_optab.
1358 * tree.h (MOVE_NONTEMPORAL): New macro.
1359 * expr.c (expand_assignment, store_expr, store_constructor_field,
1360 store_constructor, store_field, expand_expr_real_1): Propagate
1361 nontemporality of the expanded store.
1362 (emit_storent_insn): New function.
1363 * expr.h (expand_assignment, store_expr): Declaration changed.
1364 * function.c (assign_parm_setup_reg): Pass false as nontemporality
1365 to expand_assignment.
1366 * stmt.c (expand_asm_expr): Ditto.
1367 * calls.c (initialize_argument_information): Pass false as
1368 nontemporality to store_expr.
1369 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
1372 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1374 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
1376 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
1378 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1380 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
1381 and allow DECL_P here.
1383 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
1385 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
1386 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
1387 track of the size of the expression.
1388 * cfghooks.c (merge_blocks): Remove block from loops structure only
1389 after call of the merge_blocks hook.
1391 2007-06-09 Tom Tromey <tromey@redhat.com>
1393 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
1394 (deprecated_state): Removed.
1395 (start_decl): Update.
1396 (enum deprecated_states): Moved earlier.
1397 (groktypename): Update.
1398 (push_parm_decl): Likewise.
1399 (grokfield): Likewise.
1400 (start_function): Likewise.
1402 2007-06-09 Ian Lance Taylor <iant@google.com>
1404 PR tree-optimization/32169
1405 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
1406 CONVERT_EXPR, check whether min and max both converted to an
1407 overflow infinity representation.
1409 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
1411 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
1412 not inserted on the edge.
1414 2007-06-08 Bob Wilson <bob.wilson@acm.org>
1416 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
1417 instructions if they are supported.
1418 (__divsi3, __umodsi3, __modsi3): Likewise.
1419 (__ashldi3, __ashrdi3, __lshrdi3): New.
1420 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
1422 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
1423 Tony Linthicum <tony.linthicum@amd.com>
1425 * doc/extend.texi: Add fvect-cost-model flag.
1426 * common.opt (fvect-cost-model): New flag.
1427 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
1428 cost fields in stmt_vec_info struct for STMT.
1429 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
1430 fields in stmt_vec_info struct and access functions for the same.
1431 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
1432 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
1433 load, store and vector to scalar operation.
1434 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
1435 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
1436 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
1437 (TARG_VEC_STORE_COST): Define cost of vector store.
1438 (vect_estimate_min_profitable_iters): Define new function.
1439 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
1440 check to evaluate if loop iterations are less than minimum profitable
1441 iterations determined by cost model or minimum vect loop bound defined
1442 by user, whichever is more conservative.
1443 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
1444 run-time check to evaluate if loop iterations are less than minimum
1445 profitable iterations determined by cost model or minimum vect loop
1446 bound defined by user, whichever is more conservative.
1447 (vect_estimate_min_profitable_iterations): New function to estimate
1448 mimimimum iterartions required for vector version of loop to be
1449 profitable over scalar version.
1450 (vect_model_reduction_cost): New function.
1451 (vect_model_induction_cost): New function.
1452 (vect_model_simple_cost): New function.
1453 (vect_cost_strided_group_size): New function.
1454 (vect_model_store_cost): New function.
1455 (vect_model_load_cost): New function.
1456 (vectorizable_reduction): Call vect_model_reduction_cost during
1458 (vectorizable_induction): Call vect_model_induction_cost during
1460 (vectorizable_load): Call vect_model_load_cost during analysis phase.
1461 (vectorizable_store): Call vect_model_store_cost during analysis phase.
1462 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
1463 vectorizable_promotion, vectorizable_demotion): Call
1464 vect_model_simple_cost during analysis phase.
1466 2007-06-08 Simon Baldwin <simonb@google.com>
1468 * reg-stack.c (get_true_reg): Readability change. Moved default case
1469 label into direct switch statement scope.
1471 2007-06-08 Simon Baldwin <simonb@google.com>
1473 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
1474 in gcc_assert() with '==' comparison.
1476 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1478 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
1479 TARGET_ABM handling of x86_popcnt variable.
1481 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1483 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
1484 __builtin_copysignq and __builtin_infq built-in functions.
1486 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1488 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
1489 SSE4.2 section. Correct built-in function names in SSE4A section.
1491 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1493 PR tree-optimization/32243
1494 * tree-vect-transform.c (vectorizable_type_promotion): Move check
1495 for ncopies after ratio check between nunits_out and nunits_in.
1496 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
1498 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
1500 PR tree-optimization/32224
1501 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
1502 vectorization upon a non GIMPLE_MODIFY_STMT.
1504 2007-06-08 Christian Bruel <christian.bruel@st.com>
1507 * config/sh/sh.md (doloop_end): New pattern and splitter.
1508 * loop-iv.c (simple_rhs_p): Check for hardware registers.
1510 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1513 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
1515 (verify_dominators): Do not change dominance tree.
1517 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1519 * config/sh/constraints.md: New file.
1520 * config/sh/sh.c: Include tm-constrs.h.
1521 (reg_class_from_letter): Remove.
1522 (prepare_cbranch_operands): Use satisfies_constraint_*
1523 function instead of macro.
1524 (andcosts, broken_move, sh_secondary_reload): Likewise.
1525 * config/sh/predicates.md (trapping_target_operand): Likewise.
1526 (and_operand, arith_operand, arith_reg_or_0_operand,
1527 cmp_operand, logical_operand, target_operand,
1528 ua_address_operand, ua_offset, xor_operand): Likewise.
1529 * config/sh/sh.md: Include constraints.md.
1530 (*movsicc_t_false): Use satisfies_constraint_* function
1532 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
1533 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
1534 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
1535 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
1536 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
1537 (REG_CLASS_FROM_CONSTRAINT): Remove.
1538 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
1539 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
1540 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
1541 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
1542 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1543 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
1544 function instead of macro.
1545 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1546 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
1547 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
1548 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
1549 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
1550 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
1551 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
1552 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
1553 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
1554 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
1555 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
1556 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
1557 EXTRA_CONSTRAINT_STR): Likewise.
1558 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
1560 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1562 * config/i386/darwin.h (STACK_BOUNDARY): Define.
1564 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
1567 * c-common.h (flag_cpp0x): Replaced by...
1568 (cxx_dialect): ... this new variable specifying the C++ dialect that
1570 * c-common.c (flag_cpp0x): Removed.
1571 (cxx_dialect): Defined.
1572 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
1574 * c-opts.c (c_common_post_options): Likewise.
1575 (set_std_cxx98): Set cxx_dialect to cxx98.
1576 (set_std_cxx0x): Set cxx_dialect to cxx0x.
1578 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1579 Hui-May Chang <hm.chang@apple.com>
1581 * doc/invoke.texi (Darwin Options): Update documentation for
1582 -mmacosx-version-min.
1583 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
1584 * config/darwin-driver.c: New file.
1585 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
1586 * config/t-darwin (darwin-driver.o): New rule.
1588 * config/darwin-c.c (version_as_macro): Ignore low digit.
1590 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
1592 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
1593 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
1594 (CSGNMODE): New mode macro.
1595 (CSGNVMODE): New mode attribute.
1596 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
1597 expander using CSGNMODE mode macro. Handle TFmode.
1598 (copysign<mode>3_const): Rename from copysignsf3_const and
1599 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
1601 (copysign<mode>3_var): Rename from copysignsf3_var and
1602 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
1604 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
1605 mode macro. Handle TFmode.
1606 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
1607 (iortf3, *iortf3): Ditto.
1608 (xortf3, *xortf3): Ditto.
1609 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
1610 TFmode and TImode masks.
1611 (ix86_expand_copysign): Expand TFmode copysign insn.
1612 (IX86_BUILTIN_INFQ): New.
1613 (IX86_BUILTIN_FABSQ): Ditto.
1614 (IX86_BUILTIN_COPYSIGNQ): Ditto.
1615 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
1616 [__builtin_fabsq]: Ditto.
1617 [__builtin_copysignq]: Ditto.
1618 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
1619 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
1620 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
1621 ix86_expand_binop_builtin().
1623 2007-06-07 Bob Wilson <bob.wilson@acm.org>
1625 * config/xtensa/lib1funcs.asm: Clean up whitespace.
1627 2007-06-07 Steve Ellcey <sje@cup.hp.com>
1630 * rtl.h (push_to_sequence2): New.
1631 * emit-rtl.c (push_to_sequence2): New.
1632 * function.c (assign_parm_data_all): Add new fields.
1633 (assign_parm_setup_block): Call push_to_sequence2 instead of
1635 (assign_parm_setup_reg): Ditto.
1636 (assign_parm_setup_stack): Ditto.
1637 (assign_parms_unsplit_complex): Ditto.
1638 (assign_parms): Change field name.
1640 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1642 PR tree-optimization/32220
1643 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
1644 phi node is reached before defining statement.
1646 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1649 * tree-vect-transform.c (vectorizable_call): Call update_stmt
1650 after changing the right hand side of the assignment.
1652 2007-06-06 Eric Christopher <echristo@apple.com>
1654 * config.gcc (i?86-*-darwin*): Remove arch parameter.
1655 (x86_64-*-darwin*): Ditto.
1656 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
1657 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1659 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1661 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
1663 (add_key): Likewise.
1664 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
1665 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
1667 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
1668 (add_cost_one_coalesce): Likewise.
1669 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
1670 variable names. Rename orig to orig_name for consistency.
1671 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
1673 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
1674 (record_equivalences_from_stmt): Likewise.
1675 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
1676 the coding conventions.
1677 (memory_ssa_name_same): Likewise.
1678 (dse_optimize_stmt): Likewise.
1679 (dse_record_phis): Likewise.
1680 (dse_finalize_block): Likewise.
1681 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
1682 keywords as variable names.
1683 (may_move_till): Cast according to the coding conventions.
1684 (force_move_till_expr): Avoid using C++ keywords as variable names.
1685 (force_move_till): Cast according to the coding conventions.
1686 (memref_hash): Likewise.
1687 (memref_eq): Likewise.
1688 (gather_mem_refs_stmt): Likewise.
1689 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
1690 keywords as variable names.
1691 (idx_find_step): Cast according to the coding conventions.
1692 (idx_record_use): Likewise.
1693 (find_depends): Likewise.
1694 (prepare_decl_rtl): Likewise.
1695 (mbc_entry_hash): Likewise.
1696 (mbc_entry_eq): Likewise.
1697 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
1698 (simplify_replace_tree): Avoid using C++ keywords as variable names.
1699 (idx_infer_loop_bounds): Cast according to the coding conventions.
1700 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
1701 * tree-ssa-math-opts.c (occ_new ): Likwise.
1702 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
1704 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
1706 (add_use_op): Likewise.
1707 (add_vop): Likewise.
1708 (add_vuse_op): Likewise.
1709 (add_vdef_op): Likewise.
1710 (get_expr_operands): Likewise.
1711 (push_stmt_changes): Use type safe memory macros.
1712 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
1713 keywords as variable names.
1714 (conditional_replacement): Likewise.
1715 (minmax_replacement): Likewise.
1716 (abs_replacement): Likewise.
1717 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
1719 (insert_fake_stores): Avoid using C++ keywords as variable names.
1720 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
1722 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
1723 (heapvar_insert): Use type safe memory macros.
1724 (new_var_info): Cast according to the coding conventions.
1725 (new_constraint): Likewise.
1726 (remove_preds_and_fake_succs): Use type safe memory macros.
1727 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
1729 (thread_single_edge): Likewise.
1730 (thread_through_loop_header): Likewise.
1732 2007-06-06 Eric Christopher <echristo@apple.com>
1734 * config/i386/i386.c (override_options): Move handling
1735 of TARGET_SUBTARGET* earlier.
1737 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
1739 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
1742 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
1744 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
1745 emited outside of basic block.
1746 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
1748 * rtl.h (delete_insn_chain): Declaration changed.
1749 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
1751 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
1752 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
1753 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
1754 to delete_insn_chain.
1755 (rtl_verify_flow_info_1): Verify that the insns in header and footer
1756 do not have bb field set.
1757 (rtl_verify_flow_info): Verify that insns between basic blocks do not
1759 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
1760 * cfgcleanup.c (try_optimize_cfg): Ditto.
1762 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1764 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
1765 (lambda_body_vector_new): Use type safe memory macros.
1766 (lambda_linear_expression_new): Likewise.
1767 (lambda_loopnest_new): Likewise.
1768 (lambda_lattice_new): Likewise.
1769 (replace_uses_equiv_to_x_with_y): Cast according to the coding
1770 conventions. Use type safe memory macros.
1771 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
1772 (lambda_body_vector_s): Likewise.
1773 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
1774 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
1776 2007-06-06 Richard Guenther <rguenther@suse.de>
1778 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
1779 if we need to schedule cfg_cleanup.
1780 (tree_ssa_forward_propagate_single_use_vars): Do so.
1782 2007-06-06 Ian Lance Taylor <iant@google.com>
1784 * fold-const.c (merge_ranges): If range_successor or
1785 range_predecessor fail, just return 0.
1787 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1789 PR tree-optimization/32216
1790 * tree-vectorizer.c (supportable_widening_operation): Determine
1791 signedness of FIX_TRUNC_EXPR from output operand.
1792 (supportable_narrowing_operation): Ditto.
1793 * tree-vect-generic.c (expand_vector_operations_1): Determine
1794 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
1797 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1799 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
1800 (struct pta): ...from here. Change flags to unsigned to avoid
1801 excessive casting (as it is used as a bit mask).
1802 (override_options): Add casts according to the coding convenventions.
1803 (x86_64_elf_unique_section): Likewise.
1804 (examine_argument): Avoid using C++ keywords as variable names.
1805 (construct_container): Likewise.
1806 (legitimize_pic_address): Likewise.
1807 (get_dllimport_decl): Cast according to the coding conventions. Use
1808 type safe memory macros.
1809 (legitimize_address): Cast according to the coding conventions.
1810 (emit_i387_cw_initialization): Corrected the type of slot to enum
1812 (ix86_init_machine_status): Use type safe memory macros.
1813 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
1814 (bdesc_pcmpistr): Likewise.
1815 (bdesc_crc32): Likewise.
1816 (bdesc_sse_3arg): Likewise.
1817 (bdesc_2arg): Likewise.
1818 (bdesc_1arg): Likewise.
1819 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
1820 (ix86_expand_sse_pcmpistr): Likewise.
1821 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
1822 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
1823 int to match the langhook definition.
1824 (ix86_builtin_conversion): Change the type of code to unsigned init to
1825 match the langhook definition.
1826 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
1828 (ix86_preferred_output_reload_class): Likewise.
1829 (ix86_cannot_change_mode_class): Likewise.
1830 (ix86_memory_move_cost): Likewise.
1831 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
1832 avoid excessive casting later on.
1833 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
1835 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1837 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
1838 as flags setting insn.
1839 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
1841 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1843 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
1844 (UNSPEC_ROUND): New.
1845 ("sse4_1_round<mode>2"): New insn pattern.
1846 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
1848 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
1849 expander using SSEMODEF mode macro. Expand using
1850 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1851 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
1852 expander using SSEMODEF mode macro. Expand using
1853 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1854 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
1855 expander using SSEMODEF mode macro. Expand using
1856 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1857 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
1858 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
1859 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
1862 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
1863 Sebastian Pop <sebpop@gmail.com>
1865 * lambda.h (build_linear_expr): New.
1866 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
1867 Use build_linear_expr, call fold and force_gimple_operand.
1868 (lambda_loopnest_to_gcc_loopnest): Check that there is
1869 something to insert.
1870 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
1872 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
1874 PR preprocessor/23479
1875 * doc/extend.texi: Document the 0b-prefixed binary integer
1878 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1880 PR tree-optimization/32215
1881 * tree-vectorizer.c (supportable_widening_operation): Return false
1882 for unsupported FIX_TRUNC_EXPR tree code.
1883 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
1885 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
1887 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
1888 register on SPE targets. Change documentation to reflect
1890 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1891 Change FIXED_SCRATCH to 14 and document why we're keeping r14
1892 out of the register allocation pool.
1893 (rs6000_reg_live_or_pic_offset_p): New function.
1894 (rs6000_emit_prologue): Move the actual saving of LR up to free
1895 r0 for holding r11. Split saving of SPE 64-bit registers into
1896 its own case. Ensure that offsets will always be in-range for
1897 'evstdd' by using r11 as a scratch register to point at the start
1898 of the SPE save area. Save r11 if necessary, as it is the static
1900 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
1901 into its own case. Ensure that offsets will always be in-range
1902 for 'evldd' by using r11 as a scratch register to point at the
1903 start of the SPE save area. Also adjust r11 when restoring
1904 the stack pointer to compensate for pre-loading r11.
1906 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
1908 * cfg.c (init_flow): Use type safe memory macros.
1909 (alloc_block): Likewise.
1910 (unchecked_make_edge): Likewise.
1911 (dump_flow_info): Avoid using C++ keywords as variable names.
1912 (copy_original_table_clear): Cast according to the coding conventions.
1913 (copy_original_table_set): Likewise.
1914 * cfgexpand (label_rtx_for_bb): Likewise.
1915 (expand_gimple_basic_block): Likewise.
1916 * cfghooks.c (dump_bb): Likewise.
1917 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
1919 (lv_add_condition_to_bb): Likewise.
1920 * cfglayout (relink_block_chain): Cast according to the coding
1922 (fixup_reorder_chain): Likewise.
1923 (fixup_fallthru_exit_predecessor): Likewise.
1924 * cfgloop.c (glb_enum_p): Likewise.
1925 (get_exit_description): Likewise.
1926 (dump_recorded_exit): Likewise.
1927 * cfgloop.h (enum loop_estimation): Move out of struct scope...
1928 (struct loop): ... from here.
1929 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
1931 * cfgrtl.c (rtl_create_basic_block): Likewise.
1932 (rtl_split_block): Likewise.
1933 (rtl_dump_bb): Likewise.
1934 (cfg_layout_split_block): Likewise.
1935 (init_rtl_bb_info): Use typesafe memory macros.
1937 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
1938 * graphds.h: Updated all usages of edge to graph_edge.
1939 * graphds.c: Likewise.
1940 * cfgloopanal.c: Likewise.
1942 2007-06-05 Ian Lance Taylor <iant@google.com>
1944 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
1945 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
1946 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
1948 (test_for_singularity): Likewise.
1950 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1952 * config/i386/constraints.md ("Y2"): Replaced by ...
1954 * config/i386/i386.md: Likewise.
1955 * config/i386/mmx.md: Likewise.
1956 * config/i386/sse.md: Likewise.
1958 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1960 * config/i386/constraints.md ("z"): Replaced by ...
1962 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
1963 (sse4_1_blendvps): Likewise.
1964 (sse4_1_pblendvb): Likewise.
1965 (sse4_2_pcmpestr): Likewise.
1966 (sse4_2_pcmpestrm): Likewise.
1967 (sse4_2_pcmpestr_cconly): Likewise.
1968 (sse4_2_pcmpistr): Likewise.
1969 (sse4_2_pcmpistrm): Likewise.
1970 (sse4_2_pcmpistr_cconly): Likewise.
1972 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
1974 * matrix-reorg.c (transform_access_sites): Fix computation.
1975 (transform_allocation_sites): Same.
1977 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1979 * config/i386/i386.c (override_options): Use
1980 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
1982 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1984 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
1985 (nonimm_not_xmm0_operand): Ditto.
1986 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
1987 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
1988 as operand[2] predicate. Require "z" class XMM register for
1989 operand[3]. Adjust asm template.
1990 ("sse4_1_blendvpd"): Ditto.
1991 ("sse4_1_pblendvb"): Ditto.
1992 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
1993 force op2 into xmm0 register for variable blend instructions.
1995 2007-06-04 Tom Tromey <tromey@redhat.com>
1997 * c-tree.h (start_enum): Update.
1998 (build_enumerator): Likewise.
1999 * c-decl.c (enum_next_value): Removed.
2000 (enum_overflow): Likewise.
2001 (start_enum): Add c_enum_contents argument. Don't use globals.
2002 (build_enumerator): Likewise.
2003 * c-tree.h (struct c_enum_contents): New struct.
2005 2007-06-04 Tom Tromey <tromey@redhat.com>
2007 * c-common.c (c_common_get_alias_set): Fix indentation.
2009 2007-06-04 Ian Lance Taylor <iant@google.com>
2011 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
2012 to overflow, reduce overflow infinity to regular infinity.
2013 (vrp_var_may_overflow): New static function.
2014 (vrp_visit_phi_node): Check vrp_var_may_overflow.
2016 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
2018 * stor-layout.c (layout_type): Remove duplicate code.
2020 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
2023 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
2024 before build_common_builtin_nodes ().
2026 2007-06-04 Steve Ellcey <sje@cup.hp.com>
2029 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
2031 2007-06-04 Jan Hubicka <jh@suse.cz>
2033 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
2034 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
2035 instead of _stat version.
2037 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2039 PR tree-optimization/32194
2040 * tree-predcom.c (determine_offset): Check that both references have
2043 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2045 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
2046 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
2047 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2048 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
2049 Add argument to iterate_fix_dominators call.
2050 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
2051 * gcse.c (hoist_code): Change domby to vector.
2052 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
2053 Add argument to iterate_fix_dominators call.
2054 * loop-doloop.c (doloop_modify): Changed recount_dominator to
2055 recompute_dominator.
2056 * lambda-code.c (perfect_nestify): Ditto.
2057 * cfgloopanal.c: Include graphds.h.
2058 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
2059 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
2060 (mark_irreducible_loops): Use graphds_scc. Remove argument from
2062 * graphds.c: New file.
2063 * graphds.h: New file.
2064 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
2065 (get_dominated_by, get_dominated_by_region): Change return type to
2067 (verify_dominators): Recompute all dominators and compare the results.
2068 (recount_dominator): Renamed to ...
2069 (recompute_dominator): ... this. Do not check that the block is
2071 (iterate_fix_dominators): Reimplemented.
2072 (prune_bbs_to_update_dominators, root_of_dom_tree,
2073 determine_dominators_for_sons): New functions.
2074 * et-forest.c (et_root): New function.
2075 * et-forest.h (et_root): Declare.
2076 * Makefile.in (graphds.o): Add.
2077 (cfgloopanal.o): Add graphds.h dependency.
2078 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
2079 * basic-block.h (get_dominated_by, get_dominated_by_region,
2080 iterate_fix_dominators): Declaration changed.
2081 (recount_dominator): Renamed to ...
2082 (recompute_dominator): ... this.
2083 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
2084 (thread_through_all_blocks): Do not free dominance info.
2086 2007-06-03 Andreas Schwab <schwab@suse.de>
2088 * config/m68k/m68k.c (override_options): Don't override
2090 * config/m68k/m68k-modes.def (SF, DF): Define to use
2091 motorola_single_format and motorola_double_format, resp.
2092 * real.c (motorola_single_format): Renamed from
2093 coldfire_single_format.
2094 (motorola_double_format): Renamed from coldfire_double_format.
2095 (encode_ieee_extended): Generate a proper canonical NaN image
2096 respecting canonical_nan_lsbs_set.
2097 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
2099 * real.h: Adjust declarations.
2101 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
2104 * config/sh/sh.md (symGOT_load): Don't schedule insns when
2105 the symbol is generated with the stack protector.
2107 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
2109 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
2110 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
2112 * doc/extend.texi (interrupt): Mention m68k.
2114 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
2116 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
2117 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
2118 (ix86_expand_sse_pcmpestr): Do not check operands for
2119 "register_operand", when insn operand predicate is "register_operand".
2120 (ix86_expand_sse_pcmpistr): Ditto.
2122 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
2123 Uros Bizjak <ubizjak@gmail.com>
2125 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
2126 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
2127 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
2128 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
2129 * config/i386/constraints.md ("z"): New register constraint
2130 for members of SSE_FIRST_REG class.
2131 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
2132 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
2133 SSE_FIRST_REG class.
2134 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
2135 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
2136 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
2137 (IX86_BUILTIN_PCMPESTRM128): Likewise.
2138 (IX86_BUILTIN_PCMPESTRA128): Likewise.
2139 (IX86_BUILTIN_PCMPESTRC128): Likewise.
2140 (IX86_BUILTIN_PCMPESTRO128): Likewise.
2141 (IX86_BUILTIN_PCMPESTRS128): Likewise.
2142 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
2143 (IX86_BUILTIN_PCMPISTRI128): Likewise.
2144 (IX86_BUILTIN_PCMPISTRM128): Likewise.
2145 (IX86_BUILTIN_PCMPISTRA128): Likewise.
2146 (IX86_BUILTIN_PCMPISTRC128): Likewise.
2147 (IX86_BUILTIN_PCMPISTRO128): Likewise.
2148 (IX86_BUILTIN_PCMPISTRS128): Likewise.
2149 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
2150 (struct builtin_description): Change "flag" field to unsigned.
2151 (bdesc_pcmpestr): New builtin description table.
2152 (bdesc_pcmpistr): Likewise.
2153 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
2154 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
2155 Initialize pcmp[ei]str[im] insns for SSE4.2.
2156 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
2157 (ix86_expand_sse_pcmpistr): Likewise.
2158 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
2159 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
2160 (UNSPEC_PCMPISTR): Likewise.
2161 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
2162 (sse4_2_pcmpestri):New isns pattern.
2163 (sse4_2_pcmpestrm): Likewise.
2164 (sse4_2_pcmpestr_cconly): Likewise.
2165 (sse4_2_pcmpistr): New insn patern and splitter.
2166 (sse4_2_pcmpistri):New isns pattern.
2167 (sse4_2_pcmpistrm): Likewise.
2168 (sse4_2_pcmpistr_cconly): Likewise.
2169 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
2172 2007-06-01 David Daney <ddaney@avtrex.com>
2174 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
2175 LOADGP_ABSOLUTE and not binds_local_p.
2177 2007-06-01 Geoffrey Keating <geoffk@apple.com>
2179 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
2181 2007-06-01 Ian Lance Taylor <iant@google.com>
2183 * tree-vrp.c (compare_name_with_value): Always set
2184 used_strict_overflow if we get a result from the variable itself.
2186 2007-06-01 Ian Lance Taylor <iant@google.com>
2188 PR rtl-optimization/31455
2189 * lower-subreg.c (find_decomposable_subregs): Don't decompose
2190 subregs which have a cast between modes which are not tieable.
2192 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
2194 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
2195 breaks after return statements.
2197 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
2199 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
2200 only after no_new_pseudos.
2202 2007-05-31 Eric Christopher <echristo@apple.com>
2204 * expr.c (convert_move): Assert that we don't have a BLKmode
2206 (store_expr): Handle BLKmode moves by calling emit_block_move.
2208 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
2210 * c-typeck.c (build_indirect_ref): Include type in error message.
2211 (build_binary_op): Pass types to binary_op_error.
2212 * c-common.c (binary_op_error): Take two type arguments, print out
2214 * c-common.h (binary_op_error): Update prototype.
2216 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
2218 * config/i386/i386.c: Correct coments on -mno-sse4.
2220 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
2222 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
2223 (x86_64-*-*): Likewise.
2224 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
2225 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
2226 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2227 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
2228 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2229 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2230 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2231 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2232 (OPTION_MASK_ISA_SSE4): Likewise.
2233 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
2234 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2235 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
2236 (override_options): Support SSE4.2.
2237 (ix86_build_const_vector): Support SImode and DImode.
2238 (ix86_build_signbit_mask): Likewise.
2239 (ix86_expand_int_vcond): Support V2DImode.
2240 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
2241 (IX86_BUILTIN_CRC32HI): Likewise.
2242 (IX86_BUILTIN_CRC32SI): Likewise.
2243 (IX86_BUILTIN_CRC32DI): Likewise.
2244 (IX86_BUILTIN_PCMPGTQ): Likewise.
2245 (bdesc_crc32): Likewise.
2246 (bdesc_sse_3arg): Likewise.
2247 (ix86_expand_crc32): Likewise.
2248 (ix86_init_mmx_sse_builtins): Support SSE4.2.
2249 (ix86_expand_builtin): Likewise.
2250 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2251 __SSE4_2__ for -msse4.2.
2252 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
2253 (CRC32MODE): Likewise.
2254 (crc32modesuffix): Likewise.
2255 (crc32modeconstraint): Likewise.
2256 (sse4_2_crc32<mode>): Likewise.
2257 (sse4_2_crc32di): Likewise.
2258 * config/i386/i386.opt (msse4.2): New for SSE4.2.
2260 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
2261 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
2262 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
2263 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
2264 (vcondu<mode>): Likewise.
2265 * doc/extend.texi: Document SSE4.2 built-in functions.
2266 * doc/invoke.texi: Document -msse4.2/-msse4.
2268 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
2270 PR tree-optimization/32160
2271 * tree-predcom.c (predcom_tmp_var): New function. Mark created
2272 variable as gimple reg.
2273 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
2275 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
2277 * gcc.c (main): Don't consider linker options when issuing the
2278 warning about a linker input file not being used.
2280 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2282 * tree-vrp.c (compare_names): Initialize sop.
2284 2007-05-30 Dirk Mueller <dmueller@suse.de>
2286 * cgraphunit.c (cgraph_analyze_function): Remove
2287 computation of inline parameters.
2289 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2291 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
2293 2007-05-30 Richard Sandiford <richard@codesourcery.com>
2295 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
2296 Add vx-common.h. Include vxworks.h between vx-common.h and
2298 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
2300 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
2301 (TARGET_ASM_DESTRUCTOR): Likewise.
2302 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
2303 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
2304 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
2305 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
2306 (VXWORKS_ENDIAN_SPEC): Define.
2307 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
2308 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
2309 VXWORKS_* equivalents.
2310 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
2311 (ASM_FILE_START): Delete.
2312 (TARGET_VERSION): Reformat.
2313 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
2314 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
2315 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
2316 (FPBIT, DPBIT): Define.
2317 (fp-bit.c, dp-bit.c): New rules.
2318 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
2319 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
2320 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
2321 * config/arm/arm.h: Include vxworks-dummy.h.
2322 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
2323 Mark with ATTRIBUTE_UNUSED.
2324 (arm_override_options): Do not allow VxWorks RTP PIC to be used
2325 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
2326 make it incompatible with -msingle-pic-base.
2327 (arm_function_ok_for_sibcall): Return false for calls that might
2328 go through a VxWorks PIC PLT entry.
2329 (require_pic_register): New function, split out from...
2330 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
2332 (arm_load_pic_register): Handle the VxWorks RTP initialization
2333 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
2334 (arm_emit_call_insn): New function.
2335 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
2336 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
2337 (pic_offset_arm): New pattern.
2338 (call, call_value): Use arm_emit_call_insn.
2339 (call_internal, call_value_internal): New expanders.
2340 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
2341 VxWorks unless __PIC__.
2343 2007-05-30 Eric Christopher <echristo@gmail.com>
2345 * genrecog.c: Include regs.h in generated file.
2346 * genemit.c: Ditto. Fix up formatting.
2347 * config/mn10300/constraints.md: New.
2348 * config/mn10300/mn10300.md: Include.
2349 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
2350 Fix up for removed macro.
2351 * config/mn10300/predicates.md (call_address_operand): Ditto.
2352 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
2353 (CONST_OK_FOR_I): Ditto.
2354 (CONST_OK_FOR_J): Ditto.
2355 (CONST_OK_FOR_K): Ditto.
2356 (CONST_OK_FOR_L): Ditto.
2357 (CONST_OK_FOR_M): Ditto.
2358 (CONST_OK_FOR_N): Ditto.
2359 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
2363 (EXTRA_CONSTRAINT): Ditto.
2365 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2367 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
2369 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
2370 OPTION_MASK_ISA_64BIT.
2371 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
2373 2007-05-30 Richard Guenther <rguenther@suse.de>
2376 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
2377 types for comparison.
2378 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
2379 with original typed arguments.
2380 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
2382 2007-05-30 Jakub Jelinek <jakub@redhat.com>
2384 PR tree-optimization/31769
2385 * except.c (duplicate_eh_regions): Clear prev_try if
2386 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
2388 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
2390 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
2391 * tree-ssa-sink.c (statement_sink_location): Return basic block and
2392 bsi of the location where statements should be inserted.
2393 (sink_code_in_bb): Take bsi from statement_sink_location.
2394 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
2395 instead of bsi_start.
2396 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
2398 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
2399 (bsi_move_before): Document inconsistency with bsi_move_after.
2400 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
2402 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2404 * config/i386/i386.h (TARGET_ABM): New define.
2405 (TARGET_POPCNT): Ditto.
2406 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
2407 New temporary defines to redefine from OPTION_ISA_* defines.
2408 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
2409 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
2410 (ix86_isa_flags): New extern int declaration.
2411 (TARGET_SUBTARGET_DEFAULT): New define.
2412 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
2413 (TARGET_SUBTARGET32_DEFAULT): Ditto.
2414 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
2415 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2416 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
2417 * config/i386/darwin.h: Change TARGET_64BIT define to
2420 * config/i386/i386.opt (m3dnowa): Define as undocumented option
2421 using existing "ix86_isa_flags" varible.
2422 (m32, m64): Use existing "ix86_isa_flags" variable.
2423 (mmmx, m3dnow): Ditto.
2424 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
2425 (mabm): Define as non-negative option using "x86_abm" variable.
2426 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
2428 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
2429 Rewrite feature test bitmap.
2430 (ix86_isa_flags): New initialized global int varible.
2431 (ix86_isa_flags_explicit): New static int variable.
2432 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
2433 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
2434 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
2435 target_flags_explicit.
2436 (override_options): Remove "target_enable" and "target_disable" fields
2437 from "struct ptt". Update processor_target_table accordingly. Remove
2438 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
2439 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
2440 "target_flags" and "ix86_isa_flags_explicit" instead of
2441 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
2442 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
2443 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
2444 to true when either of PTA_POPCNT or PTA_ABM is set in
2445 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
2446 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
2447 processor_alias_table flags entry. Remove handling of
2448 "target_enable" and "target_disable" fields of processor_target_table.
2449 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
2450 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
2451 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
2452 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
2453 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
2455 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
2457 2007-05-29 David Daney <ddaney@avtrex.com>
2460 * config/mips/mips.c (mips_output_mi_thunk): Emit
2461 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
2463 2007-05-29 Hui-May Chang <hm.chang@apple.com>
2464 * config/i386/i386.c (ix86_function_regparm): Added checking of
2465 ix86_force_align_arg_pointer to determine the number of
2466 register parameters.
2468 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
2470 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
2471 (SET_DR_MISALIGNMENT): New.
2472 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
2473 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
2474 Use SET_DR_MISALIGNMENT.
2475 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
2477 * tree-data-ref.c (create_data_ref, compute_all_dependences,
2478 find_loop_nest): Export.
2479 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
2480 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
2481 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
2482 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
2484 (struct mem_ref): Add field reuse_distance.
2485 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
2486 Initialize reuse_distance field.
2487 (issue_prefetch_ref): Select temporality of prefetch according to
2489 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
2490 self_reuse_distance, determine_loop_nest_reuse): New functions.
2491 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
2492 (tree_ssa_prefetch_arrays): Dump L2 cache size.
2493 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
2496 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
2498 * tree-ssa-alias.c: Add aliasing overview.
2500 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
2501 Danny Smith <dannysmith@users.sourceforge.net>
2504 * config/i386/t-crtfm: Compile crtfastmath.o with
2505 -minline-all-stringops.
2506 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
2507 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
2509 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2511 * doc/md.texi: Document constraints on HP PA-RISC.
2513 * pa/constraints.md: New file.
2514 * pa.md: Include constraints.md.
2515 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
2516 (integer_store_memory_operand, ldil_cint_p): New functions.
2517 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
2518 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2519 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
2520 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
2521 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
2523 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
2526 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
2527 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
2528 case POSTDECREMENT_EXPR>): Return the error_mark_node
2529 if either the real or imaginary parts would an
2532 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
2534 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
2535 name when we remove it from a call.
2537 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
2539 * targhooks.c (default_narrow_bitfield): Remove.
2540 * targhooks.h: Remove the prototype for
2541 default_narrow_bitfield.
2543 * langhooks-def.h: Remove the prototype for
2544 hook_get_alias_set_0.
2545 * langhooks.c (hook_get_alias_set_0): Remove.
2547 * global.c (EXECUTE_IF_CONFLICT): Remove.
2549 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2552 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
2553 return true when truth_value_p is true and the type
2556 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2558 * doc/install.texi (Prerequisites): We no longer require Autoconf
2559 2.13 for the top-level.
2561 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
2563 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
2564 memory access via x86_expand_vector_move_misalign() only for
2565 TImode values on 32-bit targets.
2567 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
2569 * matrix-reorg.c: New file. Implement matrix flattening and
2570 transposing optimization.
2571 * tree-pass.h: Add matrix reorg pass.
2572 * common.opt: Add fipa-mreorg flag.
2573 * Makefile.in: Add matrix-reorg.c.
2574 * passes.c: Add matrix reorg pass.
2575 * varpool.c (add_new_static_var): New function.
2576 * cgraph.h (add_new_static_var): Declare.
2578 2007-05-27 Eric Christopher <echristo@apple.com>
2580 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
2581 sp_offset depending on stack size. Save r12 depending
2582 on registers we're saving later.
2583 (rs6000_emit_epilogue): Update sp_offset depending only
2586 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
2588 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
2589 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2590 * ifcvt.c (if_convert): Ditto.
2591 * tree-ssa-threadupdate.c (thread_block): Ditto.
2592 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
2593 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2594 verify_loop_closed_ssa): Check number_of_loops instead of
2596 * predict.c (tree_estimate_probability): Ditto.
2597 * tree-if-conv.c (main_tree_if_conversion): Ditto.
2598 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2599 * modulo-sched.c (sms_schedule): Ditto.
2600 * tree-scalar-evolution.c (scev_const_prop): Ditto.
2601 (scev_finalize): Do not do anything if scev analysis was not
2603 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
2604 current_loops == NULL.
2605 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
2606 * loop-init.c (loop_optimizer_init): Do not free current_loops when
2608 (loop_optimizer_finalize): Assert that loops were analyzed.
2609 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
2610 rtl_doloop): Check number_of_loops instead of current_loops.
2611 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
2612 current_loops == NULL.
2613 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
2614 gate_tree_vectorize tree_linear_transform, check_data_deps,
2615 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
2616 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
2617 Check number_of_loops instead of current_loops.
2618 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
2619 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
2620 free loops if available.
2621 (execute_pre): Do not pass do_fre to fini_pre.
2623 2007-05-27 Tobias Burnus <burnus@net-b.de>
2626 * real.c (mpfr_from_real): Fix sign of -Inf.
2628 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
2630 * tree-vect-transform.c (vectorizable_conversion): Initialize
2631 tree_code variables to ERROR_MARK.
2632 (vectorizable_type_demotion): Likewise.
2633 (vectorizable_type_promotion): Likewise.
2635 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2638 * config/i386/i386.md (movti): Handle push operands via
2641 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2643 * basic-block.h: Remove the prototype for merge_seq_blocks.
2644 * cfgcleanup.c (merge_seq_blocks): Remove.
2646 * tree-flow.h: Remove the prototype for is_aliased_with.
2647 * tree-ssa-alias.c (is_aliased_with): Remove.
2649 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
2651 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
2653 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
2655 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
2656 ix86_expand_sse4_unpack if SSE4.1 is enabled.
2657 (vec_unpacks_hi_v16qi): Likewise.
2658 (vec_unpacku_lo_v16qi): Likewise.
2659 (vec_unpacks_lo_v16qi): Likewise.
2660 (vec_unpacku_hi_v8hi): Likewise.
2661 (vec_unpacks_hi_v8hi): Likewise.
2662 (vec_unpacku_lo_v8hi): Likewise.
2663 (vec_unpacks_lo_v8hi): Likewise.
2664 (vec_unpacku_hi_v4si): Likewise.
2665 (vec_unpacks_hi_v4si): Likewise.
2666 (vec_unpacku_lo_v4si): Likewise.
2667 (vec_unpacks_lo_v4si): Likewise.
2669 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2671 * c-typeck.c, config/arm/arm.c, config/darwin.c,
2672 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
2673 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
2674 follow spelling conventions in various
2675 warning/error/diagnostic messages.
2677 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
2678 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
2679 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
2680 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
2681 tree-vrp.c: Fix comment typos. Follow spelling conventions.
2682 * doc/tm.texi: Follow spelling conventions.
2684 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2687 * tree-ssa-forwprop.c
2688 (forward_propagate_addr_into_variable_array_index): Remove
2689 the lhs argument. Use the type of def_rhs instead of lhs.
2690 (forward_propagate_addr_expr_1): Update use of
2691 forward_propagate_addr_into_variable_array_index.
2693 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
2694 Nigel Stephens <nigel@mips.com>
2696 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
2697 function attributes, "far" being an alias for "long_call".
2698 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
2699 (mips_near_type_p, mips_far_type_p): New.
2700 (mips_comp_type_attributes): New function to check that attributes
2701 attached to a function type are compatible.
2702 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
2703 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
2704 to the target function of the thunk.
2705 (mips_encode_section_info): Check for "near" and "far" function
2706 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
2708 * config/mips/predicates.md (const_call_insn_operand): Test only
2709 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
2711 * doc/extend.texi (Function Attributes): Document MIPS "near" and
2714 * testsuite/gcc.target/mips/near-far-1.c: New test case.
2715 * testsuite/gcc.target/mips/near-far-2.c: New test case.
2716 * testsuite/gcc.target/mips/near-far-3.c: New test case.
2717 * testsuite/gcc.target/mips/near-far-4.c: New test case.
2719 2007-05-25 Eric Christopher <echristo@apple.com>
2721 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
2722 to x86-darwin configurations.
2723 * config/i386/t-darwin: Add softfp support.
2724 * config/i386/t-darwin64: Ditto.
2725 * config/i386/sfp-machine.h: If mach then don't use
2726 aliasing, emit a stub to call.
2728 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
2730 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
2731 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
2732 tree-predcom.c, tree-ssa-alias-warnings.c,
2733 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
2734 comment typos. Follow spelling conventions.
2735 * doc/cpp.texi, doc/invoke.texi: Fix typos.
2737 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2740 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
2741 constants into memory. Expand unaligned memory references for
2742 SSE modes via x86_expand_vector_move_misalign() function.
2744 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
2746 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
2747 "memory" attribute for "sseishft" type insn without operands[2].
2749 2007-05-25 Dirk Mueller <dmueller@suse.de>
2750 Marcus Meissner <meissner@suse.de>
2752 * doc/extend.texi (alloc_size): New attribute.
2753 * c-common.c (handle_alloc_size_attribute): New.
2754 * tree-object-size.c (alloc_object_size): Use alloc_size
2755 attribute, if available.
2757 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2759 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
2761 (__builtin_ia32_vec_ext_v2di): Likewise.
2762 (__builtin_ia32_vec_ext_v4si): Likewise.
2763 (__builtin_ia32_vec_ext_v8hi): Likewise.
2764 (__builtin_ia32_vec_ext_v16qi): Likewise.
2765 (__builtin_ia32_vec_set_v8hi): Likewise.
2767 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2769 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
2771 2007-05-25 Richard Sandiford <richard@codesourcery.com>
2773 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
2774 (arm_is_longcall_p): Rename to...
2775 (arm_is_long_call_p): ...this. Take a single tree argument and
2777 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
2778 (CUMULATIVE_ARGS): Remove call_cookie.
2779 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
2780 (ENCODED_LONG_CALL_ATTR_P): Delete.
2781 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
2782 LONG_CALL_FLAG_CHAR cases.
2783 (ARM_DECLARE_FUNCTION_SIZE): Delete.
2784 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
2785 ARM_DECLARE_FUNCTION_SIZE.
2786 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
2787 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
2788 (arm_encode_call_attribute, current_file_function_operand): Delete.
2789 (arm_function_in_section_p): New function.
2790 (arm_is_longcall_p): Rename to...
2791 (arm_is_long_call_p): ...this. Take the target function as a single
2792 argument and return a bool. Do not rely on call cookies. Check
2793 whether the target symbol is in the same section as the current
2794 function, not just the same compilation unit.
2795 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
2796 (arm_encode_section_info): Don't encode a call type.
2797 * config/arm/arm.md (call, call_value): Update calls to
2798 arm_is_long(_)call_p. Simplify logic.
2799 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
2800 Update calls to arm_is_long(_)call_p.
2802 2007-05-25 Richard Guenther <rguenther@suse.de>
2804 PR tree-optimization/31982
2805 * tree-ssa-forwprop.c
2806 (forward_propagate_addr_into_variable_array_index): Handle arrays
2807 with element size one.
2809 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2811 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
2812 (umulsi3_highpart): Likewise.
2814 2007-05-24 Ian Lance Taylor <iant@google.com>
2816 PR rtl-optimization/32069
2817 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
2820 2007-05-24 Ollie Wild <aaw@google.com>
2822 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
2825 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
2827 * postreload-gcse.c (reg_changed_after_insn_p): New function.
2828 (oprs_unchanged_p): Use it to check all registers in a REG.
2829 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
2830 (reg_set_between_after_reload_p): Delete.
2831 (reg_used_between_after_reload_p): Likewise.
2832 (reg_set_or_used_since_bb_start): Likewise.
2833 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
2834 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
2835 Use reg_set_between_p instead of reg_set_between_after_reload_p.
2836 * rtlanal.c (reg_set_p): Check whether REG overlaps
2837 regs_invalidated_by_call, rather than just checking the
2838 membership of REGNO (REG).
2840 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2842 * doc/passes.texi: Document predictive commoning.
2843 * doc/invoke.texi (-fpredictive-commoning): Document.
2844 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
2845 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
2846 adding indices to the generated name.
2847 (schedule_sm): Pass 0 to get_lsm_tmp_name.
2848 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
2849 * tree-pretty-print.c (op_symbol_1): Renamed to ...
2850 (op_symbol_code): ... and exported.
2851 (dump_omp_clause, op_symbol): Use op_symbol_code
2852 instead of op_symbol_1.
2853 * tree-pass.h (pass_predcom): Declare.
2854 * timevar.def (TV_PREDCOM): New timevar.
2855 * tree-ssa-loop.c (run_tree_predictive_commoning,
2856 gate_tree_predictive_commoning, pass_predcom): New.
2857 * tree-data-ref.c (find_data_references_in_loop): Find the
2858 references in dominance order.
2859 (canonicalize_base_object_address): Ensure that the result has
2861 (dr_analyze_innermost): Export.
2862 (create_data_ref): Code to fail for references with invariant
2864 (find_data_references_in_stmt): ... here.
2865 * tree-data-ref.h (dr_analyze_innermost): Declare.
2866 * tree-affine.c: Include tree-gimple.h and hashtab.h.
2867 (aff_combination_find_elt, name_expansion_hash,
2868 name_expansion_eq, tree_to_aff_combination_expand,
2869 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
2871 * tree-affine.h (aff_combination_constant_multiple_p,
2872 tree_to_aff_combination_expand): Declare.
2873 * tree-predcom.c: New file.
2874 * common.opt (fpredictive-commoning): New option.
2875 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
2876 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
2877 * Makefile.in (tree-predcom.o): Add.
2878 (tree-affine.o): Add TREE_GIMPLE_H dependency.
2879 * passes.c (init_optimization_passes): Add dceloop after
2880 copy propagation in loop optimizer. Add predictive commoning
2881 to loop optimizer passes.
2883 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2885 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
2888 2007-05-24 Jan Hubicka <jh@suse.cz>
2890 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
2892 (genheader): Include statistics.h.
2894 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
2896 * print-rtl.c (flag_dump_unnumbered): Update comments.
2897 (print_rtl): Fix my previous change.
2898 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
2901 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2904 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
2906 (thread_through_all_blocks): Call initialize_original_copy_tables
2907 and free_original_copy_tables.
2908 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
2910 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2911 * cfghooks.c (duplicate_block): Use get_loop_copy.
2912 * cfg.c: Include cfgloop.h.
2913 (loop_copy): New hash table.
2914 (initialize_original_copy_tables): Initialize loop_copy table.
2915 (free_original_copy_tables): Free loop_copy table.
2916 (copy_original_table_clear, copy_original_table_set,
2917 set_loop_copy, get_loop_copy): New functions.
2918 (set_bb_original, set_bb_copy): Use copy_original_table_set.
2919 * cfgloop.h (struct loop): Remove copy field.
2920 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
2921 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
2923 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2925 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
2926 -msse/-msse2/-msse3.
2928 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2930 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
2931 __builtin_ia32_vec_set_v2di with MASK_64BIT.
2933 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
2936 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
2937 * targhooks.h (default_mangle_decl_assembler_name): Declare
2939 * targhooks.c (default_mangle_decl_assembler_name): Define
2941 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
2943 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
2944 * langhooks.c (lhd_set_decl_assembler_name): Call
2945 targetm.mangle_decl_assembler_name for names with global scope.
2947 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
2949 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
2950 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
2952 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
2953 New. Factored out of i386_pe_encode_section_info.
2954 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
2955 Move check for prior decoration of stdcall
2956 symbols to i386_pe_encode_section_info.
2957 (i386_pe_encode_section_info): Adjust call to
2958 gen_stdcall_or_fastcall_suffix. Use
2959 i386_pe_maybe_mangle_decl_assembler_name, if needed.
2960 (i386_pe_mangle_decl_assembler_name): New. Wrap
2961 i386_pe_maybe_mangle_decl_assembler_name.
2963 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
2965 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
2966 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
2967 * langhooks.c (get_signed_or_unsigned_type): Don't check for
2968 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
2969 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
2972 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
2973 Nigel Stephens <nigel@mips.com>
2974 Richard Sandiford <richard@codesourcery.com>
2976 Fix up MIPS16 hard float and add support for complex.
2978 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
2979 (TARGET_SOFT_FLOAT_ABI): New.
2980 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
2981 __mips_soft_float to reflect the ABI in use, not whether the
2982 FPU is directly accessible (e.g., in MIPS16 mode).
2983 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
2984 (UNITS_PER_FPVALUE): Likewise.
2986 * config/mips/mips.c (mips_expand_call): Remove redundant
2987 TARGET_MIPS16 check.
2988 (mips_arg_regno): New.
2989 (function_arg_advance): When setting bits in cum->fp_code for
2990 MIPS16, don't subtract 1 from cum->arg_number, since it is now
2992 (function_arg): Use mips_arg_regno.
2993 (mips_return_mode_in_fpr_p): New.
2994 (mips16_call_stub_mode_suffix): New.
2995 (mips16_cfun_returns_in_fpr_p): New.
2996 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
2997 (mips_output_function_prologue): Test mips16_hard_float, not
2998 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
2999 (mips_expand_epilogue): Call MIPS16 helper routines to copy
3000 return value into a floating-point register.
3001 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
3002 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
3003 (mips16_fp_args): Handle MIPS32r2 ISA which supports
3004 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
3005 word of double arguments from or to the high bits of 64-bit
3006 floating point registers.
3007 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
3008 (mips16_fpret_double): New helper function.
3009 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
3010 support for complex modes. Fill in DECL_RESULT for stubdecl.
3011 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
3013 * config/mips/mips16.S
3014 (RET, ARG1, ARG2): New.
3015 (MERGE_GPRf, MERGE_GPRt): New.
3016 (DELAYt, DELAYf): New.
3017 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
3018 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
3019 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
3020 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
3021 (SFOP): Renamed to...
3022 (OPSF3): This, and macro-ified. Updated all uses.
3023 (SFOP2): Renamed to...
3024 (OPSF2): This, and macro-ified. Updated all uses.
3025 (SFCMP): Renamed to...
3026 (CMPSF): This, and macro-ified. Updated all uses.
3027 (SFREVCMP): Renamed to...
3028 (REVCMPSF): This, and macro-ified. Updated all uses.
3029 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
3030 (LDDBL1, LDDBL2, RETDBL): Deleted.
3031 (DFOP): Renamed to...
3032 (OPDF3): This, and macro-ified. Updated all uses.
3033 (DFOP2): Renamed to...
3034 (OPDF2): This, and macro-ified. Updated all uses.
3035 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
3036 (DFCMP): Renamed to...
3037 (CMPDF): This, and macro-ified. Updated all uses.
3038 (DFREVCMP): Renamed to...
3039 (REVCMPDF): This, and macro-ified. Updated all uses.
3040 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
3041 (RET_FUNCTION): New.
3042 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
3043 (__mips16_ret_sc, __mips16_ret_dc): New.
3044 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
3045 STUB_ARGS_6, STUB_ARGS_10): New.
3046 (CALL_STUB_NO_RET): New.
3047 (__mips16_call_stub_1): Macro-ified.
3048 (__mips16_call_stub_5): Macro-ified.
3049 (__mips16_call_stub_2): Macro-ified.
3050 (__mips16_call_stub_6): Macro-ified.
3051 (__mips16_call_stub_9): Macro-ified.
3052 (__mips16_call_stub_10): Macro-ified.
3053 (CALL_STUB_RET): New.
3054 (__mips16_call_stub_sf_0): Macro-ified.
3055 (__mips16_call_stub_sf_1): Macro-ified.
3056 (__mips16_call_stub_sf_5): Macro-ified.
3057 (__mips16_call_stub_sf_2): Macro-ified.
3058 (__mips16_call_stub_sf_6): Macro-ified.
3059 (__mips16_call_stub_sf_9): Macro-ified.
3060 (__mips16_call_stub_sf_10): Macro-ified.
3061 (__mips16_call_stub_df_0): Macro-ified.
3062 (__mips16_call_stub_df_1): Macro-ified.
3063 (__mips16_call_stub_df_5): Macro-ified.
3064 (__mips16_call_stub_df_2): Macro-ified.
3065 (__mips16_call_stub_df_6): Macro-ified.
3066 (__mips16_call_stub_df_9): Macro-ified.
3067 (__mips16_call_stub_df_10): Macro-ified.
3068 (__mips16_call_stub_sc_0): New.
3069 (__mips16_call_stub_sc_1): New.
3070 (__mips16_call_stub_sc_5): New.
3071 (__mips16_call_stub_sc_2): New.
3072 (__mips16_call_stub_sc_6): New.
3073 (__mips16_call_stub_sc_9): New.
3074 (__mips16_call_stub_sc_10): New.
3075 (__mips16_call_stub_dc_0): New.
3076 (__mips16_call_stub_dc_1): New.
3077 (__mips16_call_stub_dc_5): New.
3078 (__mips16_call_stub_dc_2): New.
3079 (__mips16_call_stub_dc_6): New.
3080 (__mips16_call_stub_dc_9): New.
3081 (__mips16_call_stub_dc_10): New.
3083 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
3084 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
3085 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
3087 2007-05-23 Ian Lance Taylor <iant@google.com>
3089 * doc/invoke.texi (Invoking GCC): Document that the order of the
3092 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
3095 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
3096 * config/score/predicate.md (const_pow2, const_npow2): Remove.
3097 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
3101 * config/score/score.c (score_print_operand): Make sure that only
3102 lower bits are used.
3104 2007-05-22 Ian Lance Taylor <iant@google.com>
3106 * tree-vrp.c (avoid_overflow_infinity): New static function,
3107 broken out of set_value_range_to_value.
3108 (set_value_range_to_value): Call avoid_overflow_infinity.
3109 (extract_range_from_assert): Likewise.
3111 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3114 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
3115 change the type before looking for a COMPOUND_EXPR.
3117 2007-05-22 Ian Lance Taylor <iant@google.com>
3119 * lower-subreg.c (decompose_multiword_subregs): If we change an
3120 insn, call remove_retval_note on it.
3122 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3124 * regs.h (end_hard_regno): New function.
3125 (END_HARD_REGNO, END_REGNO): New macros.
3126 (add_to_hard_reg_set): New function.
3127 (remove_from_hard_reg_set): Likewise.
3128 (in_hard_reg_set_p): Likewise.
3129 (overlaps_hard_reg_set_p): Likewise.
3130 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
3131 (note_btr_set): Use END_HARD_REGNO.
3132 * caller-save.c (setup_save_areas): Use end_hard_regno.
3133 (mark_set_regs): Use END_HARD_REGNO.
3134 (add_stored_regs): Use end_hard_regno.
3135 (mark_referenced_regs): Use add_to_hard_reg_set.
3136 * combine.c (update_table_tick): Use END_REGNO.
3137 (record_value_for_reg): Likewise.
3138 (record_dead_and_set_regs): Likewise.
3139 (get_last_value_validate): Likewise.
3140 (use_crosses_set_p): Likewise.
3141 (reg_dead_at_p_1): Likewise.
3142 (reg_dead_at_p): Likewise.
3143 (mark_used_regs_combine): Use add_to_hard_reg_set.
3144 (move_deaths): Use END_HARD_REGNO.
3145 (reg_bitfield_target_p): Use end_hard_regno.
3146 (distribute_notes): Use END_HARD_REGNO.
3147 * cse.c (mention_regs): Use END_REGNO.
3148 (insert): Use add_to_hard_reg_set.
3149 (invalidate): Use END_HARD_REGNO.
3150 (invalidate_for_call): Likewise.
3151 (exp_equiv_p): Use END_REGNO.
3152 (cse_insn): Likewise.
3153 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
3154 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
3155 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
3156 * function.c (keep_stack_depressed): Use end_hard_regno.
3157 * global.c (global_alloc): Use end_hard_regno.
3158 (global_conflicts): Use add_to_hard_reg_set instead of
3160 (find_reg): Likewise.
3161 (mark_reg_store): Likewise.
3162 (mark_reg_conflicts): Likewise.
3163 (mark_reg_death): Use remove_from_hard_reg_set.
3164 (mark_reg_live_nc): Delete.
3165 (set_preference): Use end_hard_regno.
3166 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
3167 remove_from_hard_reg_set.
3168 (post_mark_life): Use add_to_hard_reg_set.
3169 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
3170 (reg_becomes_live): Use add_to_hard_reg_set.
3171 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
3172 (peep2_find_free_register): Use add_to_hard_reg_set.
3173 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
3174 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
3175 * regrename.c (note_sets): Use add_to_hard_reg_set.
3176 (clear_dead_regs): Use remove_from_hard_reg_set.
3177 (regrename_optimize): Use add_to_hard_reg_set.
3178 (find_oldest_value_reg): Use in_hard_reg_set_p.
3179 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
3180 (hard_reg_set_here_p): Use end_hard_regno.
3181 (decompose): Likewise.
3182 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
3183 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
3184 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
3185 (mark_home_live): Use end_hard_regno.
3186 (spill_hard_reg): Likewise.
3187 (clear_reload_reg_in_use): Likewise.
3188 * reorg.c (delete_prior_computation): Use END_REGNO.
3189 * resource.c (update_live_status): Use END_HARD_REGNO.
3190 (mark_referenced_resources): Use add_to_hard_reg_set.
3191 (mark_set_resources): Likewise.
3192 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
3193 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
3194 (reg_overlap_mentioned_p): Likewise.
3195 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
3196 (covers_regno_no_parallel_p): Use END_REGNO.
3197 (find_regno_note): Likewise.
3198 (find_reg_fusage): Use END_HARD_REGNO.
3199 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
3200 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
3202 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3204 * mode-switching.c (reg_dies): Change type of second argument to
3206 (optimize_mode_switching): Update accordingly.
3208 2007-05-22 Richard Sandiford <richard@codesourcery.com>
3210 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
3212 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
3213 (hard_reg_set_empty_p): ...these new functions.
3214 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
3215 GO_IF_HARD_REG_SUBSET.
3216 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
3217 instead of GO_IF_HARD_REG_EQUAL.
3218 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
3219 instead of GO_IF_HARD_REG_EQUAL.
3220 * global.c (find_reg): Use hard_reg_set_empty_p instead of
3221 GO_IF_HARD_REG_SUBSET.
3222 (modify_reg_pav): Use hard_reg_set_empty_p instead of
3223 GO_IF_HARD_REG_EQUAL.
3224 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
3225 of GO_IF_HARD_REG_SUBSET.
3226 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
3227 instead of GO_IF_HARD_REG_EQUAL.
3228 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
3229 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
3230 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
3231 of GO_IF_HARD_REG_SUBSET,
3232 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
3233 GO_IF_HARD_REG_SUBSET.
3234 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
3235 instead of GO_IF_HARD_REG_EQUAL.
3236 * config/sh/sh.c (push_regs, calc_live_regs): Use
3237 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
3238 (hard_regs_intersect_p): Delete.
3240 2007-05-22 Janis Johnson <janis187@us.ibm.com>
3242 * doc/sourcebuild.texi (Test Directives) Add dg-message.
3244 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
3245 Richard Henderson <rth@redhat.com>
3247 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
3249 (x86_64-*-*): Likewise.
3251 * i386/i386-modes.def (V2QI): New.
3253 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
3255 (override_options): Support SSE4.1.
3256 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
3257 (IX86_BUILTIN_BLENDPS): Likewise.
3258 (IX86_BUILTIN_BLENDVPD): Likewise.
3259 (IX86_BUILTIN_BLENDVPS): Likewise.
3260 (IX86_BUILTIN_PBLENDVB128): Likewise.
3261 (IX86_BUILTIN_PBLENDW128): Likewise.
3262 (IX86_BUILTIN_DPPD): Likewise.
3263 (IX86_BUILTIN_DPPS): Likewise.
3264 (IX86_BUILTIN_INSERTPS128): Likewise.
3265 (IX86_BUILTIN_MOVNTDQA): Likewise.
3266 (IX86_BUILTIN_MPSADBW128): Likewise.
3267 (IX86_BUILTIN_PACKUSDW128): Likewise.
3268 (IX86_BUILTIN_PCMPEQQ): Likewise.
3269 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
3270 (IX86_BUILTIN_PMAXSB128): Likewise.
3271 (IX86_BUILTIN_PMAXSD128): Likewise.
3272 (IX86_BUILTIN_PMAXUD128): Likewise.
3273 (IX86_BUILTIN_PMAXUW128): Likewise.
3274 (IX86_BUILTIN_PMINSB128): Likewise.
3275 (IX86_BUILTIN_PMINSD128): Likewise.
3276 (IX86_BUILTIN_PMINUD128): Likewise.
3277 (IX86_BUILTIN_PMINUW128): Likewise.
3278 (IX86_BUILTIN_PMOVSXBW128): Likewise.
3279 (IX86_BUILTIN_PMOVSXBD128): Likewise.
3280 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
3281 (IX86_BUILTIN_PMOVSXWD128): Likewise.
3282 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
3283 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
3284 (IX86_BUILTIN_PMOVZXBW128): Likewise.
3285 (IX86_BUILTIN_PMOVZXBD128): Likewise.
3286 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
3287 (IX86_BUILTIN_PMOVZXWD128): Likewise.
3288 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
3289 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
3290 (IX86_BUILTIN_PMULDQ128): Likewise.
3291 (IX86_BUILTIN_PMULLD128): Likewise.
3292 (IX86_BUILTIN_ROUNDPD): Likewise.
3293 (IX86_BUILTIN_ROUNDPS): Likewise.
3294 (IX86_BUILTIN_ROUNDSD): Likewise.
3295 (IX86_BUILTIN_ROUNDSS): Likewise.
3296 (IX86_BUILTIN_PTESTZ): Likewise.
3297 (IX86_BUILTIN_PTESTC): Likewise.
3298 (IX86_BUILTIN_PTESTNZC): Likewise.
3299 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
3300 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
3301 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
3302 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
3303 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
3305 (bdesc_sse_3arg): Likewise.
3306 (bdesc_2arg): Likewise.
3307 (bdesc_1arg): Likewise.
3308 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
3310 (ix86_expand_sse_4_operands_builtin): New.
3311 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
3312 smaller than 8 bits as the 2nd arg.
3313 (ix86_expand_sse_ptest): New.
3314 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
3315 (ix86_expand_vector_set): Support SSE4.1.
3316 (ix86_expand_vector_extract): Likewise.
3318 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3319 __SSE4_1__ for -msse4.1.
3321 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
3322 (UNSPEC_INSERTPS): Likewise.
3323 (UNSPEC_DP): Likewise.
3324 (UNSPEC_MOVNTDQA): Likewise.
3325 (UNSPEC_MPSADBW): Likewise.
3326 (UNSPEC_PHMINPOSUW): Likewise.
3327 (UNSPEC_PTEST): Likewise.
3328 (UNSPEC_ROUNDP): Likewise.
3329 (UNSPEC_ROUNDS): Likewise.
3331 * config/i386/i386.opt (msse4.1): New for SSE4.1.
3333 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
3334 (const_pow2_1_to_32768_operand): Likewise.
3336 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
3339 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
3341 (sse4_1_insertps): Likewise.
3342 (*sse4_1_extractps): Likewise.
3343 (sse4_1_ptest): Likewise.
3344 (sse4_1_mulv2siv2di3): Likewise.
3345 (*sse4_1_mulv4si3): Likewise.
3346 (*sse4_1_smax<mode>3): Likewise.
3347 (*sse4_1_umax<mode>3): Likewise.
3348 (*sse4_1_smin<mode>3): Likewise.
3349 (*sse4_1_umin<mode>3): Likewise.
3350 (sse4_1_eqv2di3): Likewise.
3351 (*sse4_1_pinsrb): Likewise.
3352 (*sse4_1_pinsrd): Likewise.
3353 (*sse4_1_pinsrq): Likewise.
3354 (*sse4_1_pextrb): Likewise.
3355 (*sse4_1_pextrb_memory): Likewise.
3356 (*sse4_1_pextrw_memory): Likewise.
3357 (*sse4_1_pextrq): Likewise.
3358 (sse4_1_blendpd): Likewise.
3359 (sse4_1_blendps): Likewise.
3360 (sse4_1_blendvpd): Likewise.
3361 (sse4_1_blendvps): Likewise.
3362 (sse4_1_dppd): Likewise.
3363 (sse4_1_dpps): Likewise.
3364 (sse4_1_movntdqa): Likewise.
3365 (sse4_1_mpsadbw): Likewise.
3366 (sse4_1_packusdw): Likewise.
3367 (sse4_1_pblendvb): Likewise.
3368 (sse4_1_pblendw): Likewise.
3369 (sse4_1_phminposuw): Likewise.
3370 (sse4_1_extendv8qiv8hi2): Likewise.
3371 (*sse4_1_extendv8qiv8hi2): Likewise.
3372 (sse4_1_extendv4qiv4si2): Likewise.
3373 (*sse4_1_extendv4qiv4si2): Likewise.
3374 (sse4_1_extendv2qiv2di2): Likewise.
3375 (*sse4_1_extendv2qiv2di2): Likewise.
3376 (sse4_1_extendv4hiv4si2): Likewise.
3377 (*sse4_1_extendv4hiv4si2): Likewise.
3378 (sse4_1_extendv2hiv2di2): Likewise.
3379 (*sse4_1_extendv2hiv2di2): Likewise.
3380 (sse4_1_extendv2siv2di2): Likewise.
3381 (*sse4_1_extendv2siv2di2): Likewise.
3382 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3383 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3384 (sse4_1_zero_extendv4qiv4si2): Likewise.
3385 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3386 (sse4_1_zero_extendv2qiv2di2): Likewise.
3387 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3388 (sse4_1_zero_extendv4hiv4si2): Likewise.
3389 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3390 (sse4_1_zero_extendv2hiv2di2): Likewise.
3391 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3392 (sse4_1_zero_extendv2siv2di2): Likewise.
3393 (*sse4_1_zero_extendv2siv2di2): Likewise.
3394 (sse4_1_roundpd): Likewise.
3395 (sse4_1_roundps): Likewise.
3396 (sse4_1_roundsd): Likewise.
3397 (sse4_1_roundss): Likewise.
3398 (mulv4si3): Don't expand for SSE4.1.
3399 (smax<mode>3): Likewise.
3400 (umaxv4si3): Likewise.
3401 (uminv16qi3): Likewise.
3402 (umin<mode>3): Likewise.
3403 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
3405 * doc/extend.texi: Document SSE4.1 built-in functions.
3407 * doc/invoke.texi: Document -msse4.1.
3409 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
3411 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
3412 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
3413 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
3414 (ASM_SPEC): Add asm_pcrel_spec.
3415 (EXTRA_SPECS): Add asm_pcrel_spec.
3417 2007-05-21 David Daney <ddaney@avtrex.com>
3419 * doc/install.texi (Building a cross compiler): Add requirements
3420 for Java cross compiler.
3422 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3425 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
3426 Add loopno argument. Use evolution_function_is_invariant_rec_p
3427 instead of evolution_function_is_constant_p.
3428 Update calls to evolution_function_is_affine_multivariate_p.
3429 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
3430 Add loopno argument.
3431 * tree-scalar-evolution.c (gather_chrec_stats): Call
3432 evolution_function_is_affine_multivariate_p with a loop
3434 * tree-data-ref.c (analyze_miv_subscript): Likewise.
3435 (analyze_overlapping_iterations): Likewise.
3436 (access_functions_are_affine_or_constant_p): Likewise.
3437 (build_classic_dist_vector_1): If the access functions
3438 are equal, don't do anything.
3440 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
3441 Paolo Carlini <pcarlini@suse.de>
3442 Uros Bizjak <ubizjak@gmail.com>
3444 * c-cppbuiltin.c (c_cpp_builtins): Define
3445 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
3446 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
3447 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
3448 * doc/cpp.texi ([Standard Predefined Macros]): Document.
3450 2007-05-21 Mike Stump <mrs@apple.com>
3452 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
3454 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3456 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
3458 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
3459 implementation if __OPTIMIZE__ is not defined.
3460 (_mm_alignr_pi8): Ditto.
3461 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3462 (_mm_inserti_si64): Ditto.
3463 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3464 (_mm_slli_epi16): Ditto.
3465 (_mm_slli_epi32): Ditto.
3466 (_mm_slli_epi64): Ditto.
3467 (_mm_srai_epi16): Ditto.
3468 (_mm_srai_epi32): Ditto.
3469 (_mm_srli_si128): Ditto.
3470 (_mm_slli_si128): Ditto.
3471 (_mm_srli_epi16): Ditto.
3472 (_mm_srli_epi32): Ditto.
3473 (_mm_srli_epi64): Ditto.
3474 (_mm_extract_epi16): Ditto.
3475 (_mm_insert_epi16): Ditto.
3476 (_mm_shufflehi_epi16): Ditto.
3477 (_mm_shufflelo_epi16): Ditto.
3478 (_mm_shuffle_epi32): Ditto.
3479 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
3481 (_mm_insert_pi16): Ditto.
3483 (_mm_shuffle_pi16): Ditto.
3485 (_mm_shufle_ps): Ditto.
3486 (_mm_prefetch): Ditto.
3488 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
3490 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
3491 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
3492 * real.c (encode_i370_single, decode_i370_single,
3493 encode_i370_double, decode_i370_double): Functions removed.
3494 (i370_single_format, i370_double_format): Initializations removed.
3495 (real_maxval, round_for_format, exact_real_truncate, significand_size):
3496 Consider the log2_b field to always be one.
3497 (ieee_single_format, mips_single_format, coldfire_single_format,
3498 ieee_double_format, mips_double_format, coldfire_double_format,
3499 ieee_extended_motorola_format, ieee_extended_intel_96_format,
3500 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
3501 ibm_extended_format, mips_extended_format, ieee_quad_format,
3502 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
3503 decimal_single_format, decimal_double_format, decimal_quad_format,
3504 c4x_single_format, c4x_extended_format, real_internal_format): Remove
3505 initialization of log2_b.
3506 * real.h (i370_single_format, i370_double_format): Declarations removed.
3507 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
3508 field to always be one.
3510 2007-05-21 Andreas Schwab <schwab@suse.de>
3512 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
3513 NOTE_INSN_BASIC_BLOCK_P.
3514 (process_for_unwind_directive): Likewise.
3516 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
3518 * builtins.c (expand_builtin_setjmp_setup): Update comment.
3519 * function.h (struct function): Move va_list_gpr_size,
3520 va_list_fpr_size, function_frequency to front of bitfields. Add
3522 (current_function_calls_unwind_init): New.
3523 * except.c (expand_builtin_unwind_init): Set
3524 current_function_calls_unwind_init not
3525 current_function_has_nonlocal_label.
3526 * reload1.c (has_nonexceptional_receiver): New.
3527 (reload): Use it and current_function_calls_unwind_init to
3528 determine whether call-saved regs must be saved.
3530 2007-05-20 Jan Hubicka <jh@suse.cz>
3532 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
3533 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3534 * ddg.c (create_ddg): LIkewise.
3535 * final.c (final): Remove hunk moving line numbernotes around since
3536 they are no longer present at this stage.
3537 (final_scan_insn): Use NOTE_KIND instead of
3538 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3539 (output_asm_label): Likewise.
3540 * reorg.c (dbr_schedule): Likewise.
3541 * haifa-sched.c (unlink_other_notes): Likewise.
3542 * mode-switching.c (optimize_mode_switching): Likewise.
3543 * graph.c (start_bb): Likewise.
3544 * rtl.def (NOTE): Update description.
3545 * jump.c (squeeze_notes): Delete.
3546 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
3547 NOTE_INSN_BASIC_BLOCK_P when possible.
3548 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
3549 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
3550 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3551 (dwarf2out_var_location): Likewise.
3552 * cfgbuild.c (make_edges): Likewise.
3553 (find_basic_blocks_1): Likewise.
3554 * function.c (reorder_blocks_1): Likewise.
3555 (epilogue_done): Likewise.
3556 (reposition_prologue_and_epilogue_notes): Likewise.
3557 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
3559 (print_rtl): Likewise.
3560 (print_rtl_single): Likewise.
3561 * gcse.c (insert_insn_start_bb): Likewise.
3562 * alias.c (init_alias_analysis): Likewise.
3563 * calls.c (fixup_tail_calls): Likewise.
3564 * except.c (sjlj_emit_function_enter): Likewise.
3565 * emit-rtl.c (add_insn_after): Likeiwse.
3566 (emit_label_before): Likewise.
3567 (emit_label_after): Likewise.
3568 (emit_note_before, emit_note_after, emit_note): Update
3569 parameter to be enum insn_note; do not deal with source
3571 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
3572 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
3574 (merge_blocks_move_successor_nojumps): Simplify now when
3575 we don't have BLOCK notes.
3576 (try_optimize_cfg): Likewise.
3577 * cfglayout.c (skip_insns_after_block): Likewise.
3578 (record_effective_endpoints): Likewise.
3579 (duplicate_insn_chain): Likewise.
3580 * varasm.c (output_constant_pool_1): Likewise.
3581 * sched-deps.c (sched_analyze): Likewise.
3582 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
3584 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
3585 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
3586 (SET_INSN_DELETED): Simplify.
3587 (NOTE_LINE_NUMBER): Exterminate.
3588 (NOTE_LINE_KIND): New.
3589 (NOTE_INSN_BASIC_BLOCK_P): Update.
3590 (enum insn_note): Simplify.
3591 (GET_NOTE_INSN_NAME) Simplify.
3592 (emit_note_before, emit_note_after, emit_note): Update prototype.
3593 (squeeze_notes): Remove.
3594 * sched-int.h (NOTE_NOT_BB_P): Update.
3595 * resource.c (mark_target_live_regs): Update.
3596 * sched-rgn.c (debug_dependencies): Update.
3597 * sched-vis.c (print_insn): Update.
3598 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
3599 * config/i386/i386.c (ix86_output_function_epilogue): Update.
3600 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
3601 (TARGET_ADJUST_UNROLL_MAX): Likewise.
3602 (split_branches): Update.
3603 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
3605 (sh_adjust_unroll_max): Exterminate.
3606 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
3607 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
3608 (m68hc11_reorg): Likewise.
3609 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
3610 (emit_predicate_relation_info): Update.
3611 (process_for_unwind_directive): Update.
3612 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
3613 (output_call): Update.
3614 * config/pa/pa.c (output_lbranch): Update.
3615 (output_millicode_call): Update.
3616 (output_call): Update.
3617 (pa_combine_instructions): Update.
3618 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
3619 * config/bfin/bfin.c (gen_one_bundle): Update.
3620 * cfgrtl.c (can_delete_note_p): Update.
3621 (delete_insn): Update.
3622 (rtl_merge_blocks): Update.
3623 (commit_one_edge_insertion): Update.
3624 (rtl_verify_flow_info): Update.
3625 * stmt.c (expand_case): Do not call squeeze_notes.
3627 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3634 * c.opt (Wtype-limits): New.
3635 * doc/invoke.texi (Wtype-limits): Document it.
3636 (Wextra): Enabled by -Wextra.
3637 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3638 * c-common.c (shorten_compare): Warn with Wtype-limits.
3640 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3642 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
3643 inlined function, not as a macro.
3644 (_mm_alignr_pi8): Ditto.
3645 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3646 (_mm_inserti_si64): Ditto.
3647 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3648 (_mm_extract_epi16): Ditto.
3649 (_mm_insert_epi16): Ditto.
3650 (_mm_shufflehi_epi16): Ditto.
3651 (_mm_shufflelo_epi16): Ditto.
3652 (_mm_shuffle_epi32): Ditto.
3653 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
3654 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
3656 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
3658 (_m_to_float): Use C89 compatible assignment.
3660 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
3663 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
3665 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3668 * doc/invoke.texi (Wreturn-type): Complete description.
3669 (Wextra): Delete item about return-type warning.
3670 * c-decl.c: Delete redundant Wextra warning.
3672 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3675 * config/i386/pmmintrin.h: Do not include xmmintrin.h
3676 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
3677 inlined function, not as a macro.
3678 (_mm_prefetch): Ditto.
3680 (_mm_insert_pi16): Ditto.
3682 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
3683 (_m_pshufw): Ditto. Add const to __N argument.
3684 (_mm_shufle_ps): Ditto. Add const to __mask argument.
3685 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
3686 (_mm_slli_epi32): Ditto.
3687 (_mm_srli_si128): Implement as always inlined function, not as a macro.
3688 Add __inline to function declaration.
3689 (_mm_slli_si128): Ditto.
3691 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
3693 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
3694 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
3696 (struct fenv): New structure.
3697 (FP_HANDLE_EXCEPTIONS): New define.
3698 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
3699 (_FP_DECL_EXP): New define.
3700 (FP_INIT_ROUNDMODE): New define.
3701 (FP_ROUNDMODE): New define.
3703 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3705 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
3706 (Wconversion): Update description.
3707 (Wconversion-sign): New.
3708 * c.opt (Wconversion-sign): New.
3709 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
3710 means disabled for C++. Otherwise, take the status of Wconversion.
3711 * c-common.c (conversion_warning): Warn with either Wconversion or
3713 (warnings_for_convert_and_check): Conditions are already checked by
3715 (convert_and_check): Don't check warnings if the conversion failed.
3717 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
3718 Anatoly Sokolov <aesok@dol.ru>
3720 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
3721 avr_epilogue_uses) : Add declaration.
3722 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
3723 * config/avr/constraints.md (R): New constraint.
3724 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
3725 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
3726 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
3727 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
3728 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
3729 call_prologue_saves, epilogue_restores, return_from_epilogue,
3730 return_from_main_epilogue, return_from_interrupt_epilogue,
3731 return_from_naked_epilogue, prologue, epilogue): New patterns.
3732 (jump): Handle symbol reference.
3733 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
3734 avr_output_function_prologue, avr_output_function_epilogue): Remove
3736 (avr_init_machine_status, expand_prologue, expand_epilogue,
3737 avr_asm_function_end_prologue, avr_epilogue_uses,
3738 avr_asm_function_begin_epilogue): New functions.
3739 (prologue_size, epilogue_size, jump_tables_size): Remove global
3741 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
3742 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
3743 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
3744 (avr_override_options): Initialise init_machine_status.
3745 (output_movhi): Handle all stack pointer loads.
3746 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
3747 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
3748 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
3749 (EPILOGUE_USES) Redefine.
3750 (machine_function) Declare.
3752 2007-05-19 Richard Sandiford <richard@codesourcery.com>
3754 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
3755 Use a single return statement.
3757 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3760 * builtins.c (do_mpfr_lgamma_r): New.
3761 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
3762 * tree.h (CASE_FLT_FN_REENT): New.
3764 2007-05-18 Geoffrey Keating <geoffk@apple.com>
3766 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
3767 (output_die): Use 'unsigned long' with %x.
3768 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
3769 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
3770 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
3772 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
3774 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
3779 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
3780 true if function has no argument.
3782 2007-05-18 DJ Delorie <dj@redhat.com>
3784 * config/mips/mips.c (mips_offset_within_alignment_p): New.
3785 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
3787 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3789 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
3790 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
3791 count_trailing_zeros.
3792 (__i386__): Implement count_leading_zeros using __builtin_clz().
3793 Implement count_trailing_zeros usign __builtin_ctz().
3795 2007-05-18 Richard Sandiford <richard@codesourcery.com>
3797 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
3799 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3802 * expr.c (emit_move_change_mode): Change mode of push operands here.
3804 2007-05-17 Ian Lance Taylor <iant@google.com>
3806 PR tree-optimization/31953
3807 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
3809 (set_value_range_to_null): Call set_value_range_to_value.
3810 (extract_range_from_comparison): Likewise.
3812 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3814 * toplev.c (print_version): Output GMP/MPFR version info.
3816 * builtins.c (CASE_MATHFN_REENT): New macro.
3817 (mathfn_built_in): Use it.
3818 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
3819 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
3820 BUILT_IN_LGAMMAL_R): New.
3821 * doc/extend.texi: Document new builtins.
3824 * builtins.c (do_mpfr_remquo): New.
3825 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
3826 (fold_builtin_3): Handle BUILT_IN_REMQUO.
3829 * builtins.c (fold_builtin_1): Handle y0, y1.
3830 (fold_builtin_2): Handle yn.
3833 * builtins.c (do_mpfr_bessel_n): New.
3834 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
3835 (fold_builtin_2): Handle BUILT_IN_JN.
3837 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
3840 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
3841 TYPE_PRECISION (intmax_type_node).
3843 2007-05-17 Steve Ellcey <sje@cup.hp.com>
3846 * reload.c (subst_reloads): Remove checking.
3848 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3850 PR rtl-optimization/31691
3851 * combine.c (simplify_set): Build a new src pattern instead of
3852 substituting its operands in the COMPARE case.
3854 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3856 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
3857 (execute_vrp): Preserve loops through jump threading.
3858 * tree-ssa-threadupdate.c (thread_single_edge,
3859 dbds_continue_enumeration_p, determine_bb_domination_status,
3860 thread_through_loop_header): New functions.
3861 (create_edge_and_update_destination_phis,
3862 create_edge_and_update_destination_phis): Set loops for the new blocks.
3863 (prune_undesirable_thread_requests): Removed.
3864 (redirect_edges): Do not pretend that redirect_edge_and_branch can
3866 (thread_block): Do not call prune_undesirable_thread_requests.
3868 (mark_threaded_blocks): Select edges to thread here.
3869 (thread_through_all_blocks): Take may_peel_loop_headers argument.
3870 Thread edges through loop headers independently.
3871 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
3872 * tree-pass.h (TODO_mark_first_instance): New.
3873 (first_pass_instance): Declare.
3874 * cfghooks.c (duplicate_block): Put the block to the original loop
3875 if copy is not specified.
3876 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
3877 jump threading. Pass may_peel_loop_headers to
3878 thread_through_all_blocks according to first_pass_instance.
3879 * cfgloop.h (create_preheader): Declare.
3880 * tree-flow.h (thread_through_all_blocks): Declaration changed.
3881 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
3882 * passes.c (first_pass_instance): New variable.
3883 (next_pass_1): Set TODO_mark_first_instance.
3884 (execute_todo): Set first_pass_instance.
3886 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
3888 PR tree-optimization/24659
3889 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
3890 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
3891 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
3892 OTI_vec_pack_ufix_trunc.
3893 (vec_unpacks_float_hi_optab): Define new macro.
3894 (vec_unpacks_float_lo_optab): Ditto.
3895 (vec_unpacku_float_hi_optab): Ditto.
3896 (vec_unpacku_float_lo_optab): Ditto.
3897 (vec_pack_sfix_trunc_optab): Ditto.
3898 (vec_pack_ufix_trunc_optab): Ditto.
3899 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
3900 and vec_pack_[s|u]fix_trunc_optab using
3901 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
3902 * tree-vectorizer.c (supportable_widening_operation): Handle
3903 FLOAT_EXPR and CONVERT_EXPR. Update comment.
3904 (supportable_narrowing_operation): New function.
3905 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
3906 * tree-vect-transform.c (vectorizable_conversion): Handle
3907 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
3908 (vect_gen_widened_results_half): Move before vectorizable_conversion.
3909 (vectorizable_type_demotion): Call supportable_narrowing_operation()
3910 to check for target support.
3911 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
3912 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
3913 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
3914 for VEC_PACK_FIX_TRUNC_EXPR.
3915 (expand_binop): Special case mode of the result for
3916 vec_pack_[u|s]fix_trunc_optab.
3917 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
3918 vec_pack_[u|s]fix_trunc_optab.
3920 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
3921 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
3922 * tree-pretty-print.c (dump_generic_node): Handle
3923 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
3924 VEC_PACK_FIX_TRUNC_EXPR.
3926 * expr.c (expand_expr_real_1): Ditto.
3927 * tree-inline.c (estimate_num_insns_1): Ditto.
3928 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3930 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
3931 (vec_unpacks_float_lo_v8hi): Ditto.
3932 (vec_unpacku_float_hi_v8hi): Ditto.
3933 (vec_unpacku_float_lo_v8hi): Ditto.
3934 (vec_unpacks_float_hi_v4si): Ditto.
3935 (vec_unpacks_float_lo_v4si): Ditto.
3936 (vec_pack_sfix_trunc_v2df): Ditto.
3938 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
3940 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
3941 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
3942 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
3943 [vec_pack_ufix_trunc]: Ditto.
3944 [vec_unpacks_float_hi]: Ditto.
3945 [vec_unpacks_float_lo]: Ditto.
3946 [vec_unpacku_float_hi]: Ditto.
3947 [vec_unpacku_float_lo]: Ditto.
3949 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
3951 * soft-fp/README: Update for new files.
3952 * soft-fp/floattisf.c: New file.
3953 * soft-fp/floattidf.c: New file.
3954 * soft-fp/floattitf.c: New file.
3955 * soft-fp/floatuntisf.c: New file.
3956 * soft-fp/floatuntidf.c: New file.
3957 * soft-fp/floatuntitf.c: New file.
3958 * soft-fp/fixsfti.c: New file.
3959 * soft-fp/fixdfti.c: New file.
3960 * soft-fp/fixtfti.c: New file.
3961 * soft-fp/fixunssfti.c: New file.
3962 * soft-fp/fixunsdfti.c: New file.
3963 * soft-fp/fixunstfti.c: New file.
3964 * soft-fp/extendxftf.c: New file.
3965 * soft-fp/trunctfxf.c: New file.
3967 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
3968 (__trunctfxf2): Ditto.
3970 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
3971 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
3972 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
3973 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
3974 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
3975 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
3977 * config/i386/t-fprules-softfp64: New file.
3978 * config/i386/sfp-machine.h: New file.
3979 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
3980 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
3981 and soft-fp/t-softfp to tmake_file.
3982 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
3983 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
3985 * config/i386/t-linux64 (softfp_wrap_start): New.
3986 (softfp_wrap_end): New.
3987 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
3988 supported for TARGET_64BIT.
3990 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3992 * c-common.c (c_common_signed_or_unsigned_type): Emulate
3993 c_common_unsigned_type behavior.
3995 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
3997 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
4000 2007-05-16 Eric Christopher <echristo@apple.com>
4002 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
4003 saving after stack push. Set sp_offset whenever we push.
4004 (rs6000_emit_epilogue): Move altivec register restore before
4007 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4009 * configure.ac: Allow sysroots to be relocated under $prefix as
4010 well as $exec_prefix.
4011 * configure: Regenerate.
4013 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4017 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4019 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4020 (gcc_tooldir): Likewise.
4021 * configure: Regenerate.
4022 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4023 old configure.ac gcc_tooldir setting.
4024 (prefix_to_exec_prefix): New variable.
4025 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4026 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4028 2007-05-14 Janis Johnson <janis187@us.ibm.com>
4030 * c-typeck.c (build_binary_op): Return early for error.
4032 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
4034 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
4035 struct nb_iter_bound.
4036 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
4037 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
4038 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
4039 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
4040 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
4041 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
4042 (del_scev_info): Use ggc_free.
4043 (scev_initialize): Allocate scalar_evolution_info in gc memory.
4044 * loop-init.c: Include ggc.h.
4045 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
4046 (loop_optimizer_finalize): Use ggc_free.
4047 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
4048 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
4049 pass_iv_optimize): Add TODO_ggc_collect.
4050 * function.h (struct function): Remove skip marker from x_current_loops.
4051 * cfgloop.c: Include ggc.h.
4052 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
4054 (establish_preds): Vector superloops is gc allocated.
4055 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
4057 (flow_loops_find): Vector larray is gc allocated.
4058 (loop_exit_free): Use ggc_free.
4059 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
4060 that head of exits list is now not a part of struct loop.
4061 (record_loop_exits): Allocate exits table in gc memory.
4062 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
4063 head of exits list is now not a part of struct loop.
4064 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
4065 struct loop_exit): Add GTY marker.
4066 (struct loop): Add GTY marker. Make superloops vector gc allocated.
4067 Add skip marker to aux field. Make head of exits list a separate
4069 (struct loops): Add GTY marker. Make larray vector gc allocated.
4070 Add param marker to exits table.
4071 (get_loops): Type changed.
4072 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
4074 (cfgloop.o, loop-init.o): Add ggc.h dependency.
4075 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
4076 * basic-block.h (struct basic_block_def): Remove skip marker from
4079 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
4081 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
4082 of 0 in the call to expand_expr().
4083 (expand_builtin_mathfn_3): Ditto.
4084 (expand_builtin_interclass_mathfn): Ditto.
4085 (expand_builtin_cexpi): Ditto.
4086 (expand_builtin_int_roundingfn): Ditto.
4087 (expand_builtin_int_roundingfn_2): Ditto.
4088 (expand_builtin_pow): Ditto.
4089 (expand_builtin_powi): Ditto.
4090 (expand_builtin_bswap): Ditto.
4091 (expand_builtin_unop): Ditto.
4092 (expand_builtin_fabs): Ditto.
4093 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
4094 the call to expand_expr().
4095 (expand_builtin_sync_operation): Ditto.
4096 (expand_builtin_compare_and_swap): Ditto.
4097 (expand_builtin_lock_test_and_set): Ditto.
4098 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
4099 instead of 0 in the call to expand_expr().
4100 (expand_builtin_extract_return_addr): Ditto.
4101 (expand_builtin_eh_return): Ditto.
4102 (expand_eh_return): Ditto.
4103 * explow.c (expr_size): Ditto.
4104 * expr.c (optimize_bitfield_assignment_op): Ditto.
4105 (expand_assignement): Ditto.
4106 (store_expr): Ditto.
4107 (store_field): Ditto.
4108 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
4109 the call to expand_expr().
4110 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
4111 in the call to expand_expr().
4112 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
4113 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
4114 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
4116 * optabs.c (expand_vec_shift_expr): Ditto.
4117 (expand_vec_cond_expr): Ditto.
4118 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
4119 call to expand_expr().
4120 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
4121 in the call to expand_expr().
4123 2007-05-14 Dave Korn <dave.korn@artimi.com>
4125 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
4127 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
4129 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
4130 instead of c_common_unsigned_type.
4131 (c_common_unsigned_type): Remove.
4132 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
4133 c_common_unsigned_type.
4134 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
4135 c_common_unsigned_type.
4136 * c-common.h (c_common_unsigned_type): Remove.
4137 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
4138 c_common_unsigned_type.
4139 * c-format.c (check_format_types): Use unsigned_type_for instead of
4140 c_common_unsigned_type.
4141 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
4142 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
4143 c_common_unsigned_type.
4144 * convert.c (convert_to_integer): Use unsigned_type_for instead of
4145 lang_hooks.types.unsigned_type.
4146 * expmed.c (make_tree): Use unsigned_type_for instead of
4147 lang_hooks.types.unsigned_type.
4148 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
4149 lang_hooks.types.unsigned_type.
4150 (build_range_check): Likewise.
4151 (fold_unary): Likewise.
4152 (fold_binary): Likewise.
4153 (fold_ternary): Likewise.
4154 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
4155 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
4156 * tree.c (get_unsigned_type): New.
4157 (unsigned_type_for): Use get_unsigned_type instead of
4158 lang_hooks.types.unsigned_type.
4160 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
4162 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
4163 to m68k_get_function_kind. Update its prototype.
4164 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
4166 (m68k_interrupt_function_p): Return enum m68k_function_type
4167 instead of bool. Rename to m68k_get_function_kind.
4168 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
4170 (m68k_compute_frame_layout): Don't mark any register for save
4171 if an interrupt_thread attribute is specified.
4172 (m68k_hard_regno_rename_ok): Update a use of
4173 m68k_interrupt_function_p.
4174 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
4175 m68k_interrupt_function_p.
4176 (m68k_function_type): New.
4177 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
4178 for a function with an interrupt_thread attribute.
4179 * doc/extend.texi: Document the interrupt_thread attribute.
4181 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
4183 Fix PR tree-optimization/31911
4184 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
4185 if they didn't change the expression.
4187 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
4189 * tree-scalar-evolution.c (resolve_mixers): Exported.
4190 * tree-scalar-evolution.h (resolve_mixers): Declare.
4191 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
4192 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4193 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
4194 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
4195 init_array_ref, init_pointer_ref, analyze_indirect_ref,
4196 strip_conversion, analyze_offset_expr, address_analysis,
4197 object_analysis, analyze_offset): Removed.
4198 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
4199 split_constant_offset, canonicalize_base_object_address,
4200 object_address_invariant_in_loop_p, disjoint_objects_p,
4201 dr_may_alias_p, dr_address_invariant_p): New functions.
4202 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
4203 and dr_analyze_alias.
4204 (initialize_data_dependence_relation): Use dr_may_alias_p
4205 and object_address_invariant_in_loop_p.
4206 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
4208 (find_data_references_in_stmt): Restrict the analysis of data references
4209 to the given loop nest.
4210 (find_data_references_in_loop): Made static. Pass loop nest to
4211 find_data_references_in_stmt.
4212 (compute_data_dependences_for_loop): Use DR_VOPS.
4213 (free_data_ref): Free DR_VOPS.
4214 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
4215 (struct innermost_loop_behavior): ... new.
4216 (struct base_object_info): Replaced by ...
4217 (struct indices): ... new.
4218 (struct dr_alias): New.
4219 (enum data_ref_type): Removed.
4220 (struct data_reference): Consist of struct innermost_loop_behavior,
4221 struct indices and struct dr_alias.
4222 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
4223 (DR_MEMTAG): Renamed to ...
4224 (DR_SYMBOL_TAG): ... this.
4225 (find_data_references_in_loop): Declaration removed.
4226 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
4227 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
4228 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
4229 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
4231 2007-05-13 Revital Eres <eres@il.ibm.com>
4233 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
4234 which walks virtual def-use chains to find redundant stores.
4235 (dse_optimize_stmt): Call it.
4237 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
4239 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
4240 * passes.c (init_optimization_passes): Move pass_jump_bypass
4243 * basic-block.h (bb_has_eh_pred): Fix style issue.
4245 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
4247 PR rtl-optimization/31848
4248 * loop-invariant.c (move_invariant_reg): If we move an insn
4249 with a REG_EQUAL note, and that insn is not always executed,
4250 remove the REG_EQUAL note.
4252 2007-05-12 Richard Guenther <rguenther@suse.de>
4254 PR tree-optimization/31797
4255 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
4256 propagate into a stmt that has volatile ops.
4258 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4260 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4261 (gcc_tooldir): Likewise.
4262 * configure: Regenerate.
4263 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4264 old configure.ac gcc_tooldir setting.
4265 (prefix_to_exec_prefix): New variable.
4266 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4267 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4269 2007-05-11 Silvius Rus <rus@google.com>
4271 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
4272 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
4273 * c-common.h (strict_aliasing_warning): Change return type.
4274 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
4275 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
4276 (build_c_cast): Condition call to strict_aliasing_warning.
4277 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
4278 * flags.h (set_Wstrict_aliasing): Declare.
4279 * opts.c (set_Wstrict_alising): Define, add call to.
4280 * tree-flow.h (strict_aliasing_warning_backend): Declare.
4281 * tree-ssa-alias-warnings.c: New file.
4282 * tree-ssa-alias.c (compute_may_aliases): Add call to
4283 strict_aliasing_warning_backend.
4285 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
4287 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4288 Use loop_depth and loop_outer accessor functions.
4289 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
4290 determine_invariantness_stmt, move_computations_stmt): Ditto.
4291 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
4292 add_loop, loopify, unloop, fix_loop_structure): Ditto.
4293 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
4294 * tree-scalar-evolution.c (interpret_loop_phi,
4295 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
4296 instantiate_parameters_1, scev_const_prop): Ditto.
4297 * cfghooks.c (make_forwarder_block): Ditto.
4298 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
4299 * modulo-sched.c (loop_canon_p): Ditto.
4300 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
4301 slpeel_can_duplicate_loop_p): Ditto.
4302 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
4303 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4304 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
4305 cancel_loop, verify_loop_structure): Ditto.
4306 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
4307 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
4308 superloops vector instead of "pred" array.
4309 (establish_preds): Take father loop as an argument. Initialize the
4311 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
4312 initialize loop->outer.
4313 (flow_loop_tree_node_remove): Truncate the superloops vector.
4314 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
4315 "pred" merged to "superloops" vector.
4316 (loop_depth, loop_outer): New.
4317 (fel_init): Use loop_outer.
4319 2007-05-11 Jan Hubicka <jh@suse.cz>
4321 * cgraphunit.c: Include gt-cgraphunit.h
4322 (static_ctors, static_dtors): New static vars.
4323 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
4324 based on implementation in c-common.c
4325 (cgraph_finalize_function): Call record_cdtor_fn.
4326 (cgraph_optimize): Call cgraph_build_cdtor_fns.
4327 * decl.c (finish_function): Do not call c_record_cdtor_fn.
4328 (c_write_global_declarations): Do not call c_build_cdtor_fns.
4329 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
4330 build_cdtor, c_build_cdtor_fns): Remove.
4331 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
4332 c_build_cdtor_fns): Remove prototype.
4334 2007-05-11 Paolo Carlini <pcarlini@suse.de>
4337 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
4338 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
4339 * builtins.c (fold_builtin_memchr): New.
4340 (expand_builtin_memchr): Call the latter.
4341 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
4342 * doc/extend.texi ([Other built-in functions provided by GCC]):
4345 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
4347 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
4348 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
4349 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
4350 PFPO_OP1_TYPE_SHIFT): Constants added.
4351 (DFP_ALL): Mode macro defined.
4352 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
4353 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
4354 Insn definitions added.
4355 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
4356 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
4359 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4361 PR tree-optimization/31885
4362 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
4364 (automatically_generated_chrec_p): Return false for NULL.
4366 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4368 * config/bfin/bfin.h (MOVE_RATIO): Define.
4370 2007-05-10 Richard Sandiford <richard@codesourcery.com>
4372 * config.gcc (sparc-wrs-vxworks): New target.
4373 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
4374 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
4375 * config/sparc/sparc.h: Include vxworks-dummy.h.
4376 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
4377 include LABEL_REFs too.
4378 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
4379 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
4381 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
4383 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
4384 (sparc_emit_call_insn): New function.
4385 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
4386 functions when generating VxWorks PIC.
4387 * config/sparc/sparc.md (vxworks_load_got): New pattern.
4388 (call, call_value): Use sparc_emit_call_insn instead of
4391 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4393 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
4395 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4397 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
4398 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
4399 instead of operand_subword.
4401 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4403 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
4404 * config/bfin/bfin.c (bfin_local_alignment): New function.
4405 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
4407 2007-05-08 Chao-ying Fu <fu@mips.com>
4409 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
4410 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
4411 (smsub_widen_optab, umsub_widen_optab): Define.
4412 * optabs.c (init_optabs): Initialize smsub_widen_optab and
4414 * genopinit.c (optabs): Fill in smsub_widen_optab and
4416 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
4417 and umsub_widen_optab to implement multiply-subtract sequences.
4418 * config/mips/mips.md (*msac<u>_di): Rename to...
4419 (<u>msubsidi4): ...this. Extend condition to include
4420 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
4421 of operand 0 to "ka" and use the three-operand form of msub<u>
4423 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
4426 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
4428 PR rtl-optimization/28011
4429 * reload.c (push_reload): Set dont_share if IN appears in OUT
4430 also when IN is a PLUS rtx.
4431 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
4434 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
4436 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
4437 call unshare_all_decls.
4438 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
4439 (unshare_all_decls): Remove.
4441 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
4444 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
4447 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
4448 Nigel Stephens <nigel@mips.com>
4450 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
4451 Update comments and all uses.
4452 (MIN_FPRS_PER_FMT): Define.
4453 * config/mips/mips.c (function_arg): Fix to correctly handle
4454 the -mips32r2 -mfp64 -mabi=32 case.
4455 (override_options): Enable use of odd-numbered registers for
4456 SFmode values on MIPS32.
4457 (mips_save_reg_p): Save whole floating-point register pair if
4458 either half is used.
4459 (compute_frame_size): Fix comment.
4461 2007-05-08 Jie Zhang <jie.zhang@analog.com>
4463 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
4464 argument of type bool.
4465 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
4466 argument. Safely select temporary P register according to it.
4467 (do_link): Change call site of add_to_reg accordingly.
4468 (do_unlink): Add epilogue_p as a fourth argument and pass it
4470 (expand_interrupt_handler_epilogue): Change call of do_unlink
4472 (bfin_expand_prologue): Add a third argument sibcall_p.
4473 * config/bfin/bfin.md (epilogue): Change call of
4474 bfin_expand_epilogue accordingly.
4475 (sibcall_epilogue): Likewise.
4476 (eh_return_internal): Likewise.
4478 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
4479 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
4480 * config/bfin/bfin.c (bfin_handle_option): Handle
4481 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
4482 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
4483 Support bf534, bf536 and bf561.
4484 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
4486 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
4489 * config/i386/i386.c (ix86_function_regparm): Process local
4490 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
4492 2007-05-07 Mike Stump <mrs@apple.com>
4494 * doc/invoke.texi (Warning Options): Document that -Wempty-body
4495 also checks for and while statements in C++.
4497 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
4499 * gcc.c (at_file_supplied): New variable.
4500 (main): Set it if we expanded argv.
4501 (do_spec_1): Pass an @-file to the linker if we were called with
4502 an @-file argument and HAVE_GNU_LD.
4503 * collect2.c (at_file_supplied): New variable.
4504 (response_file): New variable.
4505 (collect_exit): Unlink response_file if necessary.
4506 (handler): Likewise.
4507 (do_wait): Likewise.
4508 (main): Set at_file_supplied if we expanded argv.
4509 (collect_execute): Pass an @-file to subprocesses if we were called
4510 with an @-file argument.
4511 * configure.ac: Add define for HAVE_GNU_LD.
4512 * configure: Regenerate.
4513 * config.in: Regenerate.
4515 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
4517 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
4523 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
4525 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4526 (TARGET_ENCODE_SECTION_INFO): Re-define.
4527 (m32c_encode_section_info): New
4528 (function_vector_handler): New
4529 (current_function_special_page_vector): New
4530 (m32c_special_page_vector_p): New.
4531 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
4533 * config/m32c/jump.md: Added instruction JSRS for functions
4534 with attribute "function_vector".
4535 * doc/extend.texi (function_vector): Added description
4536 for M16C, M32C targets.
4538 2007-05-07 DJ Delorie <dj@redhat.com>
4541 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
4542 ashrpsi3, lshrpsi3): Update shift count constraint.
4544 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
4545 Nathan Froyd <froydnj@codesourcery.com>
4548 * c-incpath.c (add_path): Strip trailing path separators.
4550 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
4552 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
4553 Free dominance info before purging EH edges.
4554 (eliminate_degenerate_phis): Likewise.
4555 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
4557 2007-05-07 Jan Hubicka <jh@suse.cz>
4559 * gimplify.c (gimplify_expr): Do not crash when folding
4560 (void *)(int)&a + 4.
4562 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4565 * c-opts.c (lang_fortran): Make it non static.
4566 * c-common.h (lang_fortran): New prototype.
4567 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
4568 -lang-fortran option was passed by the driver.
4570 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
4572 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
4573 of ASSERT_CHECKING. Tweak message.
4575 2007-05-06 Revital Eres <eres@il.ibm.com>
4578 * loop-unroll.c (insert_var_expansion_initialization):
4579 Initialize the expansions with -zero instead of +zero.
4581 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
4583 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
4584 into pic and non-pic versions. Mark r19 as used for
4585 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
4586 for tgd_load, tld_load and tie_load .
4587 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
4588 version of tgd_load, tld_load and tie_load depending on the
4591 2007-05-04 Ulrich Drepper <drepper@redhat.com>
4592 Jakub Jelinek <jakub@redhat.com>
4594 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
4595 (__do_global_dtors_aux): Use more paranoid loop to run
4596 destructors if HIDDEN_DTOR_LIST_END.
4597 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
4599 2007-05-04 Jakub Jelinek <jakub@redhat.com>
4601 * varasm.c (align_variable): Don't increase alignment for
4602 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
4603 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
4605 2007-05-04 Josh Conner <jconner@apple.com>
4607 * basic-block.h (cdi_direction): Assign values to all enumeration
4609 (dom_computed): Remove.
4610 (dom_info_state): New.
4611 (set_dom_info_availability): New.
4612 * tree-ssa-loop-im.c (determine_invariantness): Initialize
4613 walk_data.dom_direction.
4614 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
4615 instead of dom_computed[].
4616 (split_edge): Likewise.
4617 (create_basic_block): Likewise.
4618 (merge_blocks): Likewise.
4619 * ifcvt.c (find_if_header): Likewise.
4620 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
4621 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4622 * tree-ssa.c (verify_ssa): Likewise.
4623 * tree-cfg.c (tree_verify_flow_info): Likewise.
4624 (remove_edge_and_dominated_blocks): Likewise.
4625 * dominance.c (dom_computed): Make static.
4626 (calc_dfs_tree_nonrec): Change third param to a bool.
4627 (calc_dfs_tree): Change second param to a bool.
4628 (calc_idioms): Change second param to a bool. Use
4629 dom_convert_dir_to_idx.
4630 (init_dom_info): Validate dir before using.
4631 (dom_convert_dir_to_idx): New.
4632 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
4633 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
4634 (free_dominance_info): Use dom_convert_dir_to_idx.
4635 (get_immediate_dominator): Likewise.
4636 (set_immediate_dominator): Likewise.
4637 (get_dominated_by): Likewise.
4638 (redirect_immediate_dominators): Likewise.
4639 (nearest_common_denominator): Likewise.
4640 (dominated_by_p): Likewise.
4641 (bb_dom_dfs_in): Likewise.
4642 (bb_dom_dfs_out): Likewise.
4643 (recount_dominator): Likewise.
4644 (iterate_fix_dominators): Likewise.
4645 (add_to_dominance_info): Likewise.
4646 (delete_from_dominance_info): Likewise.
4647 (first_dom_son): Likewise.
4648 (next_dom_son): Likewise.
4649 (dom_info_available_p): Likewise.
4650 (dom_info_state): New.
4651 (set_dom_info_availability): New.
4653 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4655 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
4657 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
4659 2007-05-04 Bob Wilson <bob.wilson@acm.org>
4661 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
4662 (subdi3, subdi_carry): Delete.
4664 2007-05-04 Jan Hubicka <jh@suse.cz>
4665 Richard Guenther <rguenther@suse.de>
4667 * opts.c (decode_options): Do not fiddle with inlining
4668 parameters in case of optimizing for size.
4669 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
4670 for size do nothing.
4671 (cgraph_decide_inlining_of_small_function): When optimizing for
4672 size never inline functions increasing caller size.
4673 (cgraph_early_inlining): Inline for size when optimizing for size.
4675 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4677 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
4678 logical operations piecewise.
4679 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
4680 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
4681 subdi_sesidi_di): Delete.
4682 (add_with_carry): Produce carry in CC instead of a DREG to shorten
4683 the generated sequence. Allow three-reg add in constraints. Rewrite
4684 the rtl expression for carry to avoid zero_extend of a constant.
4685 (sub_with_carry): New pattern.
4686 (adddi3, subdi3): Change into define_expand. For subtract, generate a
4687 different sequence not involving jumps.
4688 (notbi): Now a named pattern.
4690 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
4692 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
4693 Add the note about a significant loss of accuracy of some
4694 mathematical routines when these options are used.
4696 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4698 * haifa-sched.c (rtx_vec_t): New typedef.
4699 (contributes_to_priority_p): Extract piece of priority () into new
4701 (priority): Use the function. Add assertion.
4702 (rank_for_schedule, set_priorities): Add assertion to check that
4703 insn's priority is initialized.
4704 (clear_priorities, calc_priorities): Change signature. Make it update
4705 all relevant insns. Update all callers ('add_to_speculative_block ()'
4706 and 'create_block_check_twin ()').
4707 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
4708 Add new field 'priority_status'.
4709 (INSN_PRIORITY_STATUS): New macro.
4710 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
4712 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4714 * sched-ebb.c (debug_ebb_dependencies): New static function.
4715 (init_ready_list): Use it.
4717 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
4718 with changed signature and 'debug_rgn_dependencies ()'.
4719 (debug_rgn_dependencies): New static function.
4720 (init_ready_list): Use it.
4722 * sched-int.h (debug_dependencies): Declare.
4724 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4726 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
4728 2007-05-04 Dirk Mueller <dmueller@suse.de>
4730 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
4732 2007-05-03 Jan Hubicka <jh@suse.cz>
4734 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
4735 for pointer type in more cases than before.
4737 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
4739 * tree-object-size.c (plus_expr_object_size): When operand size is
4740 unknown, return unknown.
4742 2007-05-03 Dirk Mueller <dmueller@suse.de>
4744 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
4746 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
4749 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
4751 2007-05-03 Janis Johnson <janis187@us.ibm.com>
4753 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
4755 2007-05-03 Joseph Myers <joseph@codesourcery.com>
4757 * config/soft-fp/double.h, config/soft-fp/extended.h,
4758 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
4759 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
4760 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
4761 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
4764 2007-05-03 Ian Lance Taylor <iant@google.com>
4766 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
4767 MASK_PPC_GFXOPT for 8540 or 8548.
4769 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4771 * tree-vect-transform.c (vect_update_inits_of_drs): Use
4772 vect_print_dump_info() to output debug information.
4774 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4777 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
4778 operands of size 2 when operand is not MEM_P.
4780 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4782 PR tree-optimization/30565
4783 * lambda-code.c (perfect_nestify): Fix updating of dominators.
4785 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
4787 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
4788 (umulsi3_highpart): Use them.
4789 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
4790 for final accumulator to D regisster tranfser.
4792 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
4794 PR tree-optimization/31699
4795 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
4797 (vect_enhance_data_refs_alignment): Compute peel amount using
4798 TYPE_VECTOR_SUBPARTS instead of vf.
4799 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
4801 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
4804 * system.h: Remove inclusion of double-int.h
4805 * tree.h: Include double-int.h
4806 * gengtype.c: Likewise
4807 * cfgloop.h: Likewise
4808 * Makefile.in: Adjust dependencies on double-int.h
4810 2007-05-02 Eric Christopher <echristo@apple.com>
4812 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
4813 -shared to -Zdynamiclib.
4815 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
4818 * c-common.c (strip_pointer_or_array_types): New function.
4819 * c-common.h (strip_pointer_or_array_types): New function declaration.
4821 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4823 PR tree-optimization/31771
4824 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
4826 2007-05-02 Paul Brook <paul@codesourcery.com>
4828 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
4830 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
4833 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
4836 2007-05-02 Nick Clifton <nickc@redhat.com>
4838 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
4840 2007-05-02 Richard Guenther <rguenther@suse.de>
4842 PR tree-optimization/31146
4843 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
4844 argument, single_use_p. If we have a single use that is
4845 a conversion to the definition rhs type, propagate that rhs.
4846 (forward_propagate_addr_expr): Pass single_use_p argument
4847 to forward_propagate_addr_expr_1.
4849 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
4851 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
4854 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4856 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
4857 'AMD Family 10 core'.
4859 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4861 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
4862 and athlon64-sse3 as improved versions of k8, opteron and athlon64
4863 with SSE3 instruction set support.
4864 * doc/invoke.texi: Likewise.
4866 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4868 * config/i386/i386.c (override_options): Tuning 32-byte loop
4869 alignment for amdfam10 architecture. Increasing the max loop
4870 alignment to 24 bytes.
4872 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
4874 * config/m68k/constraints.md: New.
4875 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
4876 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4877 EXTRA_CONSTRAINT): Remove.
4878 * config/m68k/m68k.md: Include constraints.md.
4879 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
4881 2007-05-01 Ian Lance Taylor <iant@google.com>
4883 PR tree-optimization/31739
4884 * tree-vrp.c (vrp_val_is_max): New static function.
4885 (vrp_val_is_min): New static function.
4886 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
4888 (set_value_range): Use vrp_val_is_{max,min}.
4889 (extract_range_from_assert): Likewise.
4890 (extract_range_from_binary_expr): Likewise.
4891 (extract_range_from_unary_expr): Likewise.
4892 (dump_value_range, vrp_meet): Likewise.
4893 (vrp_visit_phi_node): Likewise.
4894 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
4896 2007-05-01 Mark Mitchell <mark@codesourcery.com>
4898 * config/i386/gmon-sol2.c (size_t): New type.
4899 (intptr_t): Likewise.
4900 (s_textsize): Declare as size_t.
4902 (monstartup): Use size_t for sizes.
4903 (_mcount): Save and restore registers.
4904 (internal_mcount): Pass 0 as the first argument to monstartup
4906 (moncontrol): Convert pointer to appropriately sized integer
4907 before passing to profil.
4909 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4911 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
4912 __NO_FPRS__, not just if _SOFT_DOUBLE.
4913 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
4914 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
4915 also for E500 double.
4916 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
4917 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
4920 2007-05-01 Richard Guenther <rguenther@suse.de>
4922 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
4925 2007-05-01 Joseph Myers <joseph@codesourcery.com>
4927 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
4929 2007-05-01 Jan Hubicka <jh@suse.cz>
4931 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
4934 2007-05-01 Jan Hubicka <jh@suse.cz>
4936 * tree.h (maybe_fold_offset_to_component_ref): Remove.
4937 (maybe_fold_offset_to_reference): Declare.
4938 * fold-const.c (fold_unary): Do not fold
4939 (type *)&A into &A->field_of_type_and_offset_0
4940 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
4941 size is unknown, give up.
4942 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
4944 (maybe_fold_offset_to_reference): New.
4945 (maybe_fold_stmt_indirect): Use it.
4946 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
4947 * gimplify.c (gimplify_conversion): Canonicalize conversions to
4949 (gimplify_expr): Likewise for plus_expr.
4951 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
4953 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
4954 bsi_after_labels. Always insert statements before bsi.
4955 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4956 * predict.c (apply_return_prediction): Check for empty blocks.
4957 * cfgexpand.c (lab_rtx_for_bb): New variable.
4958 (label_rtx_for_bb): Do not create new tree labels.
4959 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
4960 (tree_expand_cfg): Initialize lab_rtx_for_bb.
4961 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
4963 (label_for_bb): Add field used.
4964 (update_eh_label, main_block_label): Mark the label used.
4965 (cleanup_dead_labels): Remove unused labels.
4967 2007-05-01 Richard Guenther <rguenther@suse.de>
4969 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
4970 if it is not about to be set.
4971 (get_value_range): Do not pre-allocate equiv bitmap.
4972 (update_value_range): No need to clear equiv field.
4973 (add_equivalence): Change prototype to get bitmap pointer.
4974 Allocate bitmap here if it is not already.
4975 (extract_range_from_assert): Do not allocate bitmap here.
4976 Update callers to add_equivalence.
4977 (extract_range_from_ssa_name): Likewise.
4978 (get_vr_for_comparison): New static helper.
4979 (compare_name_with_value): Handle NULL equiv bitmap by
4980 peeling the first iteration of the comparison loop.
4981 Use get_vr_for_comparison.
4982 (compare_names): Handle NULL equiv bitmaps by using fake
4983 ones. Use get_vr_for_comparison.
4985 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
4987 * double-int.c (mpz_set_double_int): Moved from
4988 tree-ssa-loop-niter.c.
4989 (mpz_get_double_int): Likewise; also, add option to wrap
4990 out-of-range integers.
4991 * double-int.h: New prototypes for above.
4992 * tree.c (get_static_type_bounds): Moved from
4993 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
4994 TYPE_MAX_VALUE if they exist..
4995 * tree.h: New prototype for above.
4996 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
4997 get_type_bounds calls.
4998 (mpz_set_double_int): Move to double-int.c.
4999 (get_type_bounds): Move to tree.c, rename to
5000 get_static_type_bounds.
5001 (mpz_to_double_int): Move to double-int.c, rename to
5004 2007-04-30 Bob Wilson <bob.wilson@acm.org>
5006 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
5007 DIV0 exception can fall through to a normal return.
5009 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
5013 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5014 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5015 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5016 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5017 initialize align to silence bogus warning.
5018 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5019 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5021 (struct sra_walk_fns): Remove use_all parameter from use.
5022 (sra_hash_tree): Handle BIT_FIELD_REFs.
5023 (sra_elt_hash): Don't hash bitfld blocks.
5024 (sra_elt_eq): Skip them in parent compares as well. Handle
5026 (sra_walk_expr): Don't maintain or pass down use_all_p.
5027 (scan_use): Remove use_all parameter.
5028 (scalarize_use): Likewise. Re-expand assignment to
5029 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5030 output, and re-scalarize after output. Don't mark anything
5032 (scalarize_ldst): Adjust.
5033 (scalarize_walk_gimple_modify_statement): Likewise.
5034 (build_element_name_1): Handle BIT_FIELD_REFs.
5035 (instantiate_element): Don't warn for any element whose parent
5037 (instantiate_missing_elements_1): Return the sra_elt.
5038 (canon_type_for_field): New.
5039 (try_instantiate_multiple_fields): New.
5040 (instantiate_missing_elemnts): Use them.
5041 (mark_no_warning): Removed.
5042 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5043 (REPLDUP, sra_build_elt_assignment): New.
5044 (generate_copy_inout): Use them.
5045 (generate_element_copy): Likewise. Handle bitfld differences.
5046 (generate_element_zero): Don't recurse for blocks. Use
5047 sra_build_elt_assignment.
5048 (generate_one_element_int): Take elt instead of var. Use
5049 sra_build_elt_assignment.
5050 (generate_element_init_1): Adjust.
5051 (scalarize_use, scalarize_copy): Use REPLDUP.
5052 (scalarize_ldst): Move assert before dereference.
5053 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5055 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5058 * tree.c (reconstruct_complex_type): Reconstruct a reference
5060 Also use the same mode for the pointer as the old pointer type.
5062 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5064 * doc/trouble.texi (Interoperation): Remove note about Ultrix
5067 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
5069 PR rtl-optimization/31676
5070 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
5071 (df_refs_record): Call it.
5073 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
5075 * rtl.def (SS_ABS): New code.
5076 * config/bfin/bfin.c (print_operand): New modifier 'v'.
5077 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
5078 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
5079 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
5080 (bfin_init_builtins): Define them.
5081 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
5082 (bfin_expand_builtin): ... and handle the others here.
5083 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
5084 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
5085 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
5086 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
5087 operand is only HImode.
5089 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
5091 * regclass.c (scan_one_insn): Remove splitting of
5094 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
5095 Nigel Stephens <nigel@mips.com>
5097 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
5099 2007-04-28 Jan Hubicka <jh@suse.cz>
5101 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
5102 insn_locators_alloc instead of insn_locators_initialize;
5103 call reset_block_changes.
5104 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5105 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
5106 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
5107 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5108 * config/score/score.c (th_output_mi_thunk): Likewise.
5109 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5110 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
5111 tolerate uninitialized locator info.
5114 * function.c (init_function_start): Don't init line number info.
5115 (expand_function_end): Update.
5116 (reset_block_changes, record_block_change, finalize_block_changes,
5117 check_block_change, free_block_changes): Kill.
5118 * function.h (reset_block_changes, record_block_change,
5119 finalize_block_changes, check_block_change, free_block_changes): Remove
5121 (struct function): Remove ib_boundaries_block.
5122 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5123 Use curr_insn_locator to initialize locator.
5124 (emit_line_note): Remove.
5125 * cfgexpand.c (expand_gimple_cond_expr): Update.
5126 (construct_exit_block): Likewise.
5127 (tree_expand_cfg): Initialize/finalize locators.
5128 * expr.c (expand_expr_real): Update.
5129 * cfglayout.c (line_locators_locs, line_locators_lines,
5130 file_locators_locs, file_locators_files): Remove.
5131 (set_block_levels): Move to cfgexpand.c.
5132 (insn_locators_initialize): Remove.
5133 (pass_insn_locators_initialize): Remove.
5134 (locations_locators_locs, locations_locators_vals): New static vars.
5135 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5137 (insn_locators_alloc, insn_locators_finalize,
5138 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5140 (locator_location): New.
5141 (locator_line, locator_file): Rewrite.
5142 * rtl.h (emit_line_note): Kill.
5143 (insn_locators_alloc, insn_locators_finalize,
5144 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5146 * tree-inline.c (initialize_cfun): Do not initialize
5147 ib_boundaries_block.
5148 * passes.c (pass_insn_locators_initialize): Remove.
5150 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
5152 * tree-cfg.c (move_block_to_fn): Release bb from dominance
5153 info. Update last_basic_block correctly.
5155 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
5158 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
5159 register itself to hold the offset constant. Tell flow the use
5160 of r4 and r5 when they are used.
5162 2007-04-27 Richard Guenther <rguenther@suse.de>
5164 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
5165 if we simplified anything.
5166 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
5167 warnings until we did a simplification and the stmt was not
5168 marked as TREE_NO_WARNING.
5170 2007-04-27 Mike Stump <mrs@apple.com>
5172 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
5174 2007-04-27 Ian Lance Taylor <iant@google.com>
5177 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
5178 TYPE_MAX_VALUE exist, convert them to the new type.
5180 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5182 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
5183 if it claims to be available.
5184 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
5186 (perform_tree_ssa_dce): Always free postdominators.
5188 2007-04-27 Richard Henderson <rth@redhat.com>
5190 * config/alpha/predicates.md (aligned_memory_operand): Mark
5191 as define_special_predicate.
5192 (unaligned_memory_operand, normal_memory_operand): Likewise.
5193 (reg_or_unaligned_mem_operand): Remove.
5194 (any_memory_operand): Match the documentation and check for
5195 non-renumbered pseudos during reload.
5196 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
5197 alpha_secondary_reload_class, update to new interface, make static.
5198 Handle CQImode like HImode. Remove FP subreg check.
5199 (alpha_expand_mov): Use replace_equiv_address.
5200 (alpha_expand_mov_nobwx): Use any_memory_operand.
5201 (TARGET_SECONDARY_RELOAD): New.
5202 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
5203 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
5204 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
5205 * config/alpha/alpha.md: ... here.
5206 (RELOAD12, reloadmode): New.
5208 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
5209 Don't handle the aligned case here.
5210 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
5211 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
5212 reload_inhi_help. Don't expect a scratch register.
5213 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
5215 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
5217 2007-04-27 Richard Guenther <rguenther@suse.de>
5219 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
5221 2007-04-27 Richard Guenther <rguenther@suse.de>
5223 PR tree-optimization/30965
5224 PR tree-optimization/30978
5225 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
5226 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
5227 (find_equivalent_equality_comparison): Likewise.
5228 (simplify_cond): Likewise.
5229 (get_prop_source_stmt): New helper.
5230 (get_prop_dest_stmt): Likewise.
5231 (can_propagate_from): Likewise.
5232 (remove_prop_source_from_use): Likewise.
5233 (combine_cond_expr_cond): Likewise.
5234 (forward_propagate_comparison): New function.
5235 (forward_propagate_into_cond): Rewrite to use fold for
5237 (tree_ssa_forward_propagate_single_use_vars): Call
5238 forward_propagate_comparison to propagate comparisons.
5240 2007-04-27 Richard Guenther <rguenther@suse.de>
5242 PR tree-optimization/31715
5243 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
5244 sure to do computation on the offset in an appropriate
5247 2007-04-27 Richard Sandiford <richard@codesourcery.com>
5249 * reload.h (elimination_target_reg_p): Declare.
5250 * reload.c (find_reloads): Don't apply the reg_rtx move
5251 optimization if the SET_DEST satisfies elimination_target_reg_p.
5252 * reload1.c (elimination_target_reg_p): New function.
5253 (gen_reload): In the move/add2 fallback, make sure that op0
5254 does not overlap the destination register.
5256 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5258 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
5259 transform only GIMPLE_MODIFY_STMTs.
5260 * tree-complex.c (expand_complex_operations_1): Ditto.
5261 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
5262 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
5263 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
5265 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
5266 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
5267 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
5268 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
5269 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
5270 slpeel_add_loop_guard): Ditto.
5271 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5272 * lambda-code.c (perfect_nestify): Ditto.
5273 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
5274 before the first statement.
5275 * tree-optimize.c (execute_free_datastructures): Fix comments.
5276 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
5277 * tree-flow.h (disband_implicit_edges): Declaration removed.
5278 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
5280 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
5282 (disband_implicit_edges, has_label_p): Removed.
5283 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
5284 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
5286 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
5288 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
5289 also for COND_EXPRs.
5290 * cfgexpand.c (label_rtx_for_bb): New function.
5291 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
5292 Use label_rtx_for_bb to find the labels.
5293 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
5294 last block. Detect fallthru edges.
5296 2007-04-26 Ian Lance Taylor <iant@google.com>
5299 * reload.c (find_reloads_subreg_address): If the address was valid
5300 in the original mode but not in the new mode, reload the whole
5303 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5305 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
5306 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
5307 (cleanup_control_expr_graph): Do not invalidate dominance info.
5308 Record altered blocks.
5309 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
5310 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
5311 cleanup_tree_cfg_bb): New functions.
5312 (remove_forwarder_block): Do not maintain the worklist of blocks.
5313 Record altered blocks.
5314 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
5316 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
5317 delete_unreachable_blocks if dominators are not available.
5318 * tree-inline.c (optimize_inline_calls): Free dominance information
5320 * tree-flow.h (remove_edge_and_dominated_blocks,
5321 cfgcleanup_altered_bbs): Altered.
5322 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
5324 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
5326 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
5327 do not invalidate dominators.
5329 2007-04-26 Anatoly Sokolov <aesok@post.ru>
5331 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
5332 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
5333 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5334 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5336 2007-04-26 Steve Ellcey <sje@cup.hp.com>
5338 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
5340 2007-04-26 Richard Guenther <rguenther@suse.de>
5342 PR tree-optimization/31703
5343 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
5344 the right type for the target of the bittest.
5346 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5348 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
5349 ix86_sol10_return_in_memory.
5351 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5353 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
5356 2007-04-26 Jakub Jelinek <jakub@redhat.com>
5359 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
5361 PR tree-optimization/30558
5362 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
5363 clear this_state.prev_try.
5365 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5366 Mark Mitchell <mark@codesourcery.com>
5368 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
5369 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
5370 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
5372 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5375 * doc/invoke.texi (%:print-asm-header): Document.
5376 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
5378 (static_spec_functions): Add print-asm-header.
5379 (main): Print a banner before the --target-help linker options.
5380 (print_asm_header_spec_function): New function.
5382 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
5385 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
5386 (movsf_ie): Likewise.
5388 2007-04-25 Paolo Carlini <pcarlini@suse.de>
5390 * doc/extend.texi ([Type Traits]): Adjust per N2255.
5392 2007-04-25 Bob Wilson <bob.wilson@acm.org>
5394 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
5396 (__umodsi3, __modsi3): Likewise.
5398 2007-04-25 Dirk Mueller <dmueller@suse.de>
5400 * c-typeck.c (build_compound_expr): Annotate warning()
5401 call with OPT_Wunused_value.
5402 * tree-ssa.c (warn_uninit): Annotate warning with
5404 * c-common.c (handle_sentinel_attribute): Annotate warning
5405 call with OPT_Wattributes.
5407 2007-04-25 Thiemo Seufer <ths@mips.com>
5409 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
5411 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
5412 on to the assembler. Improve handling of -mno-mips16. Add handling
5413 of -mno-mips3d, -mno-dsp, -mno-dspr2.
5414 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
5415 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
5416 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
5418 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
5421 * config/i386/winnt.c (i386_pe_file_end): Strip only
5422 USER_LABEL_PREFIX when writing export name.
5424 2007-04-25 Richard Sandiford <richard@codesourcery.com>
5426 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
5427 sh/elf.h, vx-common.h and vxworks.h.
5428 * config/sh/sh.h: Include config/vxworks-dummy.h.
5429 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5430 (OVERRIDE_OPTIONS): Use it.
5431 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
5432 (vxworks_picreg): New pattern.
5433 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
5434 VXWORKS_OS_CPP_BUILTINS.
5435 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
5436 to their VXWORKS_* equivalents.
5437 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5438 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
5439 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
5440 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
5441 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
5442 -mrtp/-fPIC multilibs.
5443 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
5444 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
5445 (MULTILIB_OSDIRNAMES): Delete.
5447 2007-04-25 Anatoly Sokolov <aesok@post.ru>
5450 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
5452 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
5454 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
5455 rounding mode to be specified by the caller.
5456 (real_to_mpfr) Likewise.
5457 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
5458 include new arguments.
5459 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
5461 2007-04-24 Ian Lance Taylor <iant@google.com>
5463 PR tree-optimization/31605
5464 * tree-vrp.c (set_value_range): Check that min and max are not
5465 both overflow infinities.
5466 (set_value_range_to_value): New static function.
5467 (extract_range_from_binary_expr): Call set_value_range_to_value.
5468 (extract_range_from_cond_expr): Likewise.
5469 (extract_range_from_expr): Likewise.
5470 (extract_range_from_unary_expr): Likewise. Don't create a range
5471 which overflows on both sides.
5472 (vrp_meet): Check for a useless range.
5473 (vrp_visit_phi_node): If we see a constant which looks like an
5474 overflow infinity, turn off the TREE_OVERFLOW flag.
5476 2007-04-24 Ian Lance Taylor <iant@google.com>
5478 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
5480 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
5483 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
5484 diagnostic message is being built.
5485 * tree-pretty-print.c (dump_generic_node): Only write the
5486 formatted text into BUFFER's stream if we are not building a
5488 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
5490 * Makefile.in (toplev.o): Depend on tree-pass.h.
5492 2007-04-24 Ian Lance Taylor <iant@google.com>
5494 PR tree-optimization/31602
5495 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
5496 conditionals in the copied loop header.
5497 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
5498 warnings if TREE_NO_WARNING is set.
5499 * doc/invoke.texi (Warning Options): Clarify that
5500 -Wstrict-overflow does not warn about loops.
5502 2007-04-24 Janis Johnson <janis187@us.ibm.com>
5504 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
5505 expand on the comment about _Decimal128 arguments and check the
5506 integer result of the modulus operation; for 64-bit ELF ABI, ensure
5507 that _Decimal128 argument uses even/odd register pair.
5508 (function_arg): Ditto.
5510 2007-04-24 Hui-May Chang <hm.chang@apple.com>
5512 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
5513 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
5515 2007-04-24 Richard Guenther <rguenther@suse.de>
5516 Olga Golovanevsky <olga@il.ibm.com>
5518 * fold-const.c (multiple_of_p): Check for bottom
5521 2007-04-24 Richard Henderson <rth@redhat.com>
5523 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
5524 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
5525 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
5526 looking for non-zero bits shifted out. Avoid a recursive call
5527 when constructing the scalar.
5528 (__floatundisf): Likewise.
5530 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
5532 * dwarf2out.c (field_byte_offset): Move the existing logic
5533 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
5534 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
5536 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5539 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
5540 argument of 0 for memset.
5541 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
5542 unsigned shift instead of the signed variant.
5544 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5546 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
5547 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
5548 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
5549 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
5550 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5551 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
5552 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
5553 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
5554 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
5555 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
5556 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
5557 "mul<mode>3", "div<mode>3"): Insn definitions added.
5558 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
5559 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
5560 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
5561 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
5562 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
5563 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
5564 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
5565 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
5566 TARGET_FLOAT_FORMAT): Macro definitions removed.
5567 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
5568 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
5569 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
5570 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
5571 (s390_gen_rtx_const_DI): Function removed.
5572 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
5574 2007-04-24 Richard Sandiford <richard@codesourcery.com>
5576 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
5577 over an external ffs function.
5579 2007-04-24 Chao-ying Fu <fu@mips.com>
5580 Richard Sandiford <richard@nildram.co.uk>
5582 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
5583 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
5584 (smadd_widen_optab, umadd_widen_optab): Define.
5585 * optabs.c (init_optabs): Initialize smadd_widen_optab and
5587 * genopinit.c (optabs): Fill in smadd_widen_optab and
5589 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
5590 and umadd_widen_optab to implement multiply-add sequences.
5591 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
5592 (<u>maddsidi4): ...this. Extend condition to include
5593 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5594 of operand 0 to "ka" and use the three-operand form of madd<u>
5596 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
5598 * config/mips/constraints.md (ka): New register constraint.
5600 2007-04-24 Jan Hubicka <j@suse.cz>
5604 2007-04-23 Jan Hubicka <jh@suse.cz>
5605 * function.c (init_function_start): Don't init line number info.
5606 (expand_function_end): Update.
5607 (reset_block_changes, record_block_change, finalize_block_changes,
5608 check_block_change, free_block_changes): Kill.
5609 * function.h (reset_block_changes, record_block_change,
5610 finalize_block_changes, check_block_change, free_block_changes): Remove
5612 (struct function): Remove ib_boundaries_block.
5613 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5614 Use curr_insn_locator to initialize locator.
5615 (emit_line_note): Remove.
5616 * cfgexpand.c (expand_gimple_cond_expr): Update.
5617 (construct_exit_block): Likewise.
5618 (tree_expand_cfg): Initialize/finalize locators.
5619 * expr.c (expand_expr_real): Update.
5620 * cfglayout.c (line_locators_locs, line_locators_lines,
5621 file_locators_locs, file_locators_files): Remove.
5622 (set_block_levels): Move to cfgexpand.c.
5623 (insn_locators_initialize): Remove.
5624 (pass_insn_locators_initialize): Remove.
5625 (locations_locators_locs, locations_locators_vals): New static vars.
5626 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5628 (insn_locators_alloc, insn_locators_finalize,
5629 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5631 (locator_location): New.
5632 (locator_line, locator_file): Rewrite.
5633 * rtl.h (emit_line_note): Kill.
5634 (insn_locators_alloc, insn_locators_finalize,
5635 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5637 * tree-inline.c (initialize_cfun): Do not initialize
5638 ib_boundaries_block.
5639 * passes.c (pass_insn_locators_initialize): Remove.
5641 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
5643 * doc/invoke.texi: Removed leading '-' from option index entries.
5645 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
5647 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
5649 (create_phi_node): Use set_phi_nodes.
5650 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
5651 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
5652 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
5653 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
5654 (bsi_start, bsi_last): Use bb_stmt_list.
5655 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
5656 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
5657 Traverse the statements using tsi iterator.
5658 * basic-block.h (struct basic_block_def): Fields stmt_list
5659 and phi_nodes moved to ...
5660 (struct tree_bb_info): ... new structure.
5661 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
5662 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
5663 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
5664 (tree_verify_flow_info): Verify that il.tree is not set for
5665 entry and exit block.
5666 (tree_split_block): Use set_bb_stmt_list.
5668 2007-04-23 Mike Stump <mrs@apple.com>
5670 * config/i386/i386.c (ix86_tune_features
5671 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
5674 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5676 * config/i386/i386.md (prefix_extra): New attribute.
5677 (length): Add prefix_extra.
5679 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
5680 (sse2_movntv2di): Likewise.
5681 (sse2_cvtps2dq): Likewise.
5682 (sse2_cvtpd2pi): Likewise.
5683 (sse2_cvttpd2pi): Likewise.
5684 (*sse2_cvtpd2ps): Likewise.
5685 (*add<mode>3): Likewise.
5686 (sse2_ssadd<mode>3): Likewise.
5687 (sse2_usadd<mode>3): Likewise.
5688 (*sub<mode>3): Likewise.
5689 (sse2_sssub<mode>3): Likewise.
5690 (sse2_ussub<mode>3): Likewise.
5691 (*mulv8hi3): Likewise.
5692 (*smulv8hi3_highpart): Likewise.
5693 (*umulv8hi3_highpart): Likewise.
5694 (sse2_umulv2siv2di3): Likewise.
5695 (sse2_pmaddwd): Likewise.
5696 (ashr<mode>3): Likewise.
5697 (lshr<mode>3): Likewise.
5698 (ashl<mode>3): Likewise.
5699 (sse2_ashlti3): Likewise.
5700 (sse2_lshrti3): Likewise.
5701 (*umaxv16qi3): Likewise.
5702 (*smaxv8hi3): Likewise.
5703 (*uminv16qi3): Likewise.
5704 (*sminv8hi3): Likewise.
5705 (sse2_eq<mode>3): Likewise.
5706 (sse2_gt<mode>3): Likewise.
5707 (*and<mode>3): Likewise.
5708 (sse2_nand<mode>3): Likewise.
5709 (*ior<mode>3): Likewise.
5710 (*xor<mode>3): Likewise.
5711 (sse2_packsswb): Likewise.
5712 (sse2_packssdw): Likewise.
5713 (sse2_packuswb): Likewise.
5714 (sse2_punpckhbw): Likewise.
5715 (sse2_punpcklbw): Likewise.
5716 (sse2_punpckhwd): Likewise.
5717 (sse2_punpcklwd): Likewise.
5718 (sse2_punpckhdq): Likewise.
5719 (sse2_punpckldq): Likewise.
5720 (sse2_punpckhqdq): Likewise.
5721 (sse2_punpcklqdq): Likewise.
5722 (*sse2_pinsrw): Likewise.
5723 (*sse2_pextrw): Likewise.
5724 (sse2_pshufd_1): Likewise.
5725 (sse2_uavgv16qi3): Likewise.
5726 (sse2_uavgv8hi3): Likewise.
5727 (sse2_psadbw): Likewise.
5728 (sse2_pmovmskb): Likewise.
5729 (*sse2_maskmovdqu): Likewise.
5730 (*sse2_maskmovdqu_rex64): Likewise.
5731 (sse4a_extrqi): Likewise.
5732 (sse4a_extrq): Likewise.
5733 (sse3_lddqu): Set prefix_rep.
5734 (sse3_addsubv4sf3): Likewise.
5735 (sse3_haddv4sf3): Likewise.
5736 (sse3_hsubv4sf3): Likewise.
5737 (sse_cvtss2si): Likewise.
5738 (sse_cvtss2si_2): Likewise.
5739 (sse_cvtss2siq): Likewise.
5740 (sse_cvtss2siq_2): Likewise.
5741 (sse_cvttss2si): Likewise.
5742 (sse_cvttss2siq): Likewise.
5743 (sse2_cvttps2dq): Likewise.
5744 (sse3_movshdup): Likewise.
5745 (sse3_movsldup): Likewise.
5746 (sse2_cvtsd2si): Likewise.
5747 (sse2_cvtsd2si_2): Likewise.
5748 (sse2_cvtsd2siq): Likewise.
5749 (sse2_cvtsd2siq_2): Likewise.
5750 (sse2_cvttsd2si): Likewise.
5751 (sse2_cvttsd2siq): Likewise.
5752 (*sse2_cvtpd2dq): Likewise.
5753 (*sse2_cvttpd2dq): Likewise.
5754 (sse2_pshuflw_1): Likewise.
5755 (sse2_pshufhw_1): Likewise.
5756 (sse4a_insertqi): Likewise.
5757 (sse4a_insertq): Likewise.
5758 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
5759 (ssse3_phadddv4si3): Likewise.
5760 (ssse3_phaddswv8hi3): Likewise.
5761 (ssse3_phsubwv8hi3): Likewise.
5762 (ssse3_phsubdv4si3): Likewise.
5763 (ssse3_phsubswv8hi3): Likewise.
5764 (ssse3_pmaddubswv8hi3): Likewise.
5765 (ssse3_pmulhrswv8hi3): Likewise.
5766 (ssse3_pshufbv16qi3): Likewise.
5767 (ssse3_psign<mode>3): Likewise.
5768 (ssse3_palignrti): Likewise.
5769 (abs<mode>2): Likewise.
5770 (ssse3_phaddwv4hi3): Set prefix_extra.
5771 (ssse3_phadddv2si3): Likewise.
5772 (ssse3_phaddswv4hi3): Likewise.
5773 (ssse3_phsubwv4hi3): Likewise.
5774 (ssse3_phsubdv2si3): Likewise.
5775 (ssse3_phsubswv4hi3): Likewise.
5776 (ssse3_pmaddubswv4hi3): Likewise.
5777 (ssse3_pmulhrswv4hi3): Likewise.
5778 (ssse3_pshufbv8qi3): Likewise.
5779 (ssse3_psign<mode>3): Likewise.
5780 (ssse3_palignrdi): Likewise.
5781 (abs<mode>2): Likewise.
5782 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
5783 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
5784 (sse2_pmovmskb): Set mode to SI instead of V2DF.
5786 2007-04-23 Nick Clifton <nickc@redhat.com>
5788 * params.def: Fix formatting of emacs local variables.
5790 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5792 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
5793 move if inter-unit move isn't allowed.
5794 Don't split moving the first element of V2DI to DI to inter-unit
5795 move if inter-unit move isn't allowed.
5797 2007-04-23 Richard Guenther <rguenther@suse.de>
5799 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
5800 and CDI_POST_DOMINATORS separately.
5802 2007-04-23 Nick Clifton <nickc@redhat.com>
5804 * c.opt (Wformat-contains-nul): Add warning attribute.
5806 2007-04-23 Jan Hubicka <jh@suse.cz>
5808 * function.c (init_function_start): Don't init line number info.
5809 (expand_function_end): Update.
5810 (reset_block_changes, record_block_change, finalize_block_changes,
5811 check_block_change, free_block_changes): Kill.
5812 * function.h (reset_block_changes, record_block_change,
5813 finalize_block_changes, check_block_change, free_block_changes): Remove
5815 (struct function): Remove ib_boundaries_block.
5816 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5817 Use curr_insn_locator to initialize locator.
5818 (emit_line_note): Remove.
5819 * cfgexpand.c (expand_gimple_cond_expr): Update.
5820 (construct_exit_block): Likewise.
5821 (tree_expand_cfg): Initialize/finalize locators.
5822 * expr.c (expand_expr_real): Update.
5823 * cfglayout.c (line_locators_locs, line_locators_lines,
5824 file_locators_locs, file_locators_files): Remove.
5825 (set_block_levels): Move to cfgexpand.c.
5826 (insn_locators_initialize): Remove.
5827 (pass_insn_locators_initialize): Remove.
5828 (locations_locators_locs, locations_locators_vals): New static vars.
5829 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5831 (insn_locators_alloc, insn_locators_finalize,
5832 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5834 (locator_location): New.
5835 (locator_line, locator_file): Rewrite.
5836 * rtl.h (emit_line_note): Kill.
5837 (insn_locators_alloc, insn_locators_finalize,
5838 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5840 * tree-inline.c (initialize_cfun): Do not initialize
5841 ib_boundaries_block.
5842 * passes.c (pass_insn_locators_initialize): Remove.
5844 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5847 * expr.c (reduce_to_bit_field_precision): Handle
5850 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
5852 PR tree-optimization/24659
5853 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
5854 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
5855 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
5856 * genopinit.c (optabs): Rename vec_pack_mod_optab
5857 to vec_pack_trunc_optab.
5858 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
5859 early for scalar floating point operands for NOP_EXPR.
5860 (vectorizable_type_promotion): Ditto.
5861 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
5862 vec_pack_trunc_optab.
5863 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
5865 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
5866 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
5867 Rename from VEC_PACK_MOD_EXPR.
5868 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
5869 * expr.c (expand_expr_real_1): Ditto.
5870 * tree-inline.c (estimate_num_insns_1): Ditto.
5871 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5873 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
5874 (vec_unpacks_lo_v4sf): Ditto.
5875 (vec_pack_trunc_v2df): Ditto.
5876 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
5877 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5878 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
5880 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
5882 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5884 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
5885 Rename from VEC_PACK_MOD_EXPR. This expression also represent
5886 packing of floating point operands.
5887 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
5888 represent unpacking of floating point operands.
5889 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
5890 [vec_unpacks_hi]: Ditto.
5891 [vec_unpacks_lo]: Ditto.
5893 2007-04-22 Jan Hubicka <jh@suse.cz>
5895 * final.c (rest_of_handle_final): Call
5896 targetm.asm_out.constructor/targetm.asm_out.destructor
5897 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
5898 proper priority via decl_*_priority_insert.
5899 * c-common.c (c_expand_body): Likewise.
5901 2007-04-22 Richard Guenther <rguenther@suse.de>
5903 PR tree-optimization/29789
5904 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
5905 (rewrite_reciprocal): New helper split out from
5906 determine_invariantness_stmt.
5907 (rewrite_bittest): Likewise.
5908 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
5909 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
5912 2007-04-22 Revital Eres <eres@il.ibm.com>
5914 * loop-unroll.c (var_to_expand): New field to support also
5915 insns of the form x = something + x.
5916 (analyze_insn_to_expand_var): Use it.
5917 (expand_var_during_unrolling): Likewise.
5919 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5921 * predict.c: Include pointer-set.h.
5922 (bb_predictions): New variable.
5923 (tree_predicted_by_p, tree_predict_edge,
5924 remove_predictions_associated_with_edge): Use bb_predictions map
5925 instead of bb->predictions.
5926 (clear_bb_predictions, assert_is_empty): New functions.
5927 (combine_predictions_for_bb): Use bb_predictions map. Call
5928 clear_bb_predictions.
5929 (tree_estimate_probability): Create and free bb_predictions map.
5930 * Makefile.in (predict.o): Add pointer-set.h dependency.
5931 * basic-block.h (struct basic_block_def): Remove predictions
5933 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
5935 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5938 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
5941 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5943 * timevar.c (timevar_print): Change reference of --disable-checking to
5944 --enable-checking=release. Also warn if assert checking is disabled.
5946 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5949 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
5950 decl as addressable if the compound literal was marked as
5952 Mark the decl as a gimple register if it is a complex or
5953 vector decl and does not live in memory.
5955 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5957 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
5958 (GENERIC_NEXT): New function macro.
5959 (PHI_CHAIN): Use phi_node's new chain variable.
5960 (tree_phi_node): Change tree_common to tree_base
5961 and add the chain field.
5962 * tree-phinodes.c (make_phi_node): Don't set
5963 TREE_TYPE on the new node.
5964 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
5965 instead of checking GIMPLE_TUPLE_P in chain_next.
5966 * tree-vect-transform.c
5967 (get_initial_def_for_induction): Look at
5968 PHI_RESULT_TREE for the type of the phi node.
5969 (update_vuses_to_preheader): Use PHI_CHAIN
5970 instead of TREE_CHAIN on the phi node.
5971 * tree-ssa-structalias.c (compute_points_to_sets):
5973 (ipa_pta_execute): Likewise.
5975 2007-04-21 Richard Guenther <rguenther@suse.de>
5978 * fold-const.c (fold_unary): Call fold_convert_const on the
5981 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
5983 * gcse.c (store_killed_in_insn): Handle PARALLELs.
5984 (store_killed_in_pat): New.
5986 2007-04-20 Richard Henderson <rth@redhat.com>
5989 * config/i386/i386.c (type_has_variadic_args_p): Look for any
5990 TREE_LIST with a void_type_node value, not void_list_node exactly.
5992 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
5994 * doc/standards.texi: Re-arrange into language-specific
5995 subsections. Add a C++ section, documenting which standards we
5998 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6000 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
6001 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
6003 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
6005 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
6006 ecrti.o and crtbegin.o.
6007 (LIB_DEFAULT_SPEC): Include -lc.
6008 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
6010 2007-04-20 Richard Henderson <rth@redhat.com>
6013 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
6014 argument; update all callers.
6015 (get_unaligned_offset): New.
6016 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
6017 get_unaligned_address, just pass on the address directly.
6018 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
6019 the subreg in the helper patterns.
6020 (unaligned_extendqidi_le): Use get_unaligned_offset.
6021 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
6022 (unaligned_extendhidi_be): Likewise.
6023 (unaligned_extendhidi): Tidy.
6024 * config/alpha/alpha-protos.h: Update.
6026 2007-04-20 Richard Henderson <rth@redhat.com>
6028 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
6029 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
6030 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
6031 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6032 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6033 (CPP_SPEC): Don't include %(cpp_subtarget).
6034 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
6035 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6036 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
6038 2007-04-20 Jakub Jelinek <jakub@redhat.com>
6040 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
6041 for __builtin_ia32_cmpordss.
6043 PR tree-optimization/31632
6044 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6045 and arg1 for optimizations of comparison against min/max values.
6046 Fold arg0 to arg1's type for optimizations of comparison against
6047 min+1 and max-1 values.
6049 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
6051 * reload.c (combine_reloads): When trying to use a dying register,
6052 check whether it's uninitialized and don't use if so.
6054 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
6056 * fold-const.c: Remove prototypes for native_encode_expr and
6057 native_interpret_expr.
6058 (native_encode_expr): Make non-static.
6059 (native_interpret_expr): Likewise.
6060 * tree.h: Add prototypes for the above.
6062 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6064 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
6065 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
6066 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
6067 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
6068 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
6069 Add length attributes.
6071 2007-04-19 Janis Johnson <janis187@us.ibm.com>
6073 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
6076 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
6077 __STDC_WANT_DEC_FP__.
6079 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6081 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
6082 for long double compatibility.
6083 * configure: Regenerate.
6085 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
6087 PR rtl-optimization/29841
6088 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
6090 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
6091 that may cause control flow transfer from being moved.
6093 2007-04-18 Jan Hubicka <jh@suse.cz>
6095 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
6098 2007-04-18 Eric Christopher <echristo@apple.com>
6100 * config/rs6000/darwin.md (load_macho_picbase): Use link register
6101 only. Update operands.
6102 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
6103 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
6104 link register to pic register.
6106 2007-04-18 Dirk Mueller <dmueller@suse.de>
6109 * tree-vrp.c (search_for_addr_array): New.
6110 (check_array_bounds): Suppress warning about
6111 address taken of array refs if its not de-referenced.
6113 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6115 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
6116 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
6118 * tree-vectorizer.h (NITERS_KNOWN_P): New.
6119 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
6120 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
6122 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
6124 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
6126 (vect_analyze_scalar_cycles): Fix indentation.
6127 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
6128 (vect_mark_relevant): Include phis in relevance analysis.
6130 * tree-vect-transform.c (vect_transform_loop): Add an assert.
6132 2007-04-18 Anatoly Sokolov <aesok@post.ru>
6134 * config/avr/avr.c (ptrreg_to_str): Replace error() with
6135 output_operand_lossage().
6137 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6139 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
6140 the unused code for reduction without adjust-in-epilog to simplify the
6143 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
6145 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
6146 (S390_TDC_NEGATIVE_ZERO): New constant.
6147 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
6148 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
6149 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
6150 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
6151 (S390_TDC_POSITIVE_INFINITY): New constant.
6152 (S390_TDC_NEGATIVE_INFINITY): New constant.
6153 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
6154 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
6155 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
6156 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
6157 (S390_TDC_INFINITY): New constant.
6158 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
6159 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
6160 optimization for UNSPEC_CCZ_TO_INT.
6161 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
6162 ("*ccz_to_int"): New insn.
6163 ("isinf<mode>2"): New insn.
6164 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
6165 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
6166 (UNSPEC_CCZ_TO_INT): New constant.
6168 2007-04-18 Richard Guenther <rguenther@suse.de>
6170 PR tree-optimization/19431
6171 PR tree-optimization/21463
6172 * tree-pass.h (pass_phiprop): Declare.
6173 * passes.c (init_optimization_passes): New phiprop pass.
6174 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
6175 (phivn_valid_p): New helper function.
6176 (phiprop_insert_phi): Likewise.
6177 (propagate_with_phi): Likewise.
6178 (tree_ssa_phiprop): New propagator propagating loads
6179 through phi nodes if profitable.
6181 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6183 * tree-vect-analyze.c (process_use): New function.
6184 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
6185 Check phis in all bbs.
6186 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
6189 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6191 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
6194 2007-04-17 Anatoly Sokolov <aesok@post.ru>
6197 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
6200 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
6202 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
6204 (sse_vmmulv4sf3): Likewise.
6205 (sse2_vmaddv2df3): Likewise.
6206 (sse2_vmmulv2df3): Likewise.
6208 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
6210 PR rtl-optimization/31360
6211 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
6212 (target_reg_cost): New.
6213 (init_set_costs): Initialize target_reg_cost. Add comments
6214 regarding the rationale of the costs.
6215 (global_cost_for_size): Renamed to...
6216 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
6217 of register pressure.
6218 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
6219 estimate_reg_pressure_cost. Add number of ivs.
6220 (determine_set_costs): Dump target_reg_cost.
6221 * loop-invariant.c (gain_for_invariant): Use
6222 estimate_reg_pressure_cost. Removed n_inv_uses argument.
6223 (best_gain_for_invariant, find_invariants_to_move): Remove
6225 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
6226 (target_reg_cost): Declare.
6227 (global_cost_for_size): Declaration removed.
6228 (estimate_reg_pressure_cost): Declare.
6230 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
6232 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
6233 regnos into even/odd register pairs.
6234 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
6235 TDmode similar to the other floating point modes.
6236 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
6237 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
6239 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
6240 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
6241 (movdd_hardfloat64): Use TARGET_MFPGPR.
6243 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
6245 * reload1.c (delete_output_reload): Don't count output in n_inherited.
6248 2005-01-05 Richard Henderson <rth@redhat.com>
6250 * reload1.c (do_input_reload): Restrict the optimization deleteing
6251 a previous output reload to RELOAD_FOR_INPUT.
6253 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
6255 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
6256 induc_vec_info_type.
6257 (vectorizable_induction): New function declaration.
6258 * tree-vect-transform.c (get_initial_def_for_induction): No need to
6259 check if already vectorized. Find first place in BB where new stmts
6260 can be inserted. Takes only one argument.
6261 (vectorizable_induction): New function.
6262 (vect_transform_stmt): Add case for induc_vec_info_type to call
6263 vectorizable_induction.
6264 (vect_transform_loop): Consider phis for vectorization.
6265 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
6267 (analyze_operations): Call vectorizable_induction when analyzing phis.
6269 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
6270 (vect_mark_relevant): Include phis in relevance analysis.
6271 (vect_mark_stmts_to_be_vectorize): Likewise.
6272 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
6274 2007-04-16 Lawrence Crowl <crowl@google.com>
6276 * doc/invoke.texi (Debugging Options): Add documentation for the
6277 -femit-struct-debug options -femit-struct-debug-baseonly,
6278 -femit-struct-debug-reduced, and
6279 -femit-struct-debug-detailed[=...].
6281 * c-opts.c (c_common_handle_option): Add
6282 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
6283 and OPT_femit_struct_debug_detailed_.
6284 * c.opt: Add specifications for
6285 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
6286 and -femit-struct-debug-detailed[=...].
6287 * opts.c (set_struct_debug_option): Parse the
6288 -femit-struct-debug-... options.
6289 * opts.c (matches_main_base, main_input_basename,
6290 main_input_baselength, base_of_path, matches_main_base): Add
6291 variables and functions to compare header base name to compilation
6293 * opts.c (should_emit_struct_debug): Add to determine to emit a
6294 structure based on the option.
6295 (dump_struct_debug) Also disabled function to debug this
6297 * opts.c (handle_options): Save the base name of the
6300 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
6301 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
6302 This hook indicates if a type is generic. Set it by default
6304 * langhooks.h (struct lang_hooks_for_types): Add a new hook
6305 to determine if a struct type is generic or not.
6306 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
6307 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
6308 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
6311 * flags.h (enum debug_info_usage): Add an enumeration to describe
6312 a program's use of a structure type.
6313 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
6314 to indicate the program's usage of the type. Filter structs based
6315 on the -femit-struct-debug-... specification.
6316 (gen_type_die): Split into two routines, gen_type_die and
6317 gen_type_die_with_usage. gen_type_die is now a wrapper
6318 that assumes direct usage.
6319 (gen_type_die_with_usage): Replace calls to gen_type_die
6320 with gen_type_die_with_usage adding the program usage of
6321 the referenced type.
6322 (dwarf2out_imported_module_or_decl): Suppress struct debug
6323 information using should_emit_struct_debug when appropriate.
6325 2007-04-16 Ian Lance Taylor <iant@google.com>
6327 PR tree-optimization/31522
6328 * tree-vrp.c (vr_phi_edge_counts): New static variable.
6329 (vrp_initialize): Allocate vr_phi_edge_counts.
6330 (vrp_visit_phi_node): Don't push to infinity if we saw a new
6331 executable edge. Drop test for all constants.
6332 (vrp_finalize): Free vrp_phi_edge_counts.
6334 * doc/cpp.texi (Common Predefined Macros): Clarify description of
6335 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6337 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
6338 predecessors at head rather than tail.
6340 2007-04-16 Matthias Klose <doko@debian.org>
6342 * config/alpha/linux.h (CPP_SPEC): Define.
6343 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
6345 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
6347 * function.h: Remove sequence_stack extern declaration.
6349 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6351 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
6353 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
6356 2007-04-16 Anatoly Sokolov <aesok@post.ru>
6358 * config/avr/avr.c (avr_arch_types): Rearranging array.
6359 (enum avr_arch): Add.
6360 (avr_mcu_types): Use avr_arch enumeration constants instead of
6362 * config/avr/avr.h (LINK_SPEC): Simplify.
6364 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6366 * config/m68k/m68k.c (m68k_libcall_value,
6367 m68k_function_value): Use macros for register names more.
6369 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
6371 (M68K_REGNAME): Use A6_REG.
6372 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
6374 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6377 * sched-int.h (struct deps): Split field 'pending_lists_length' into
6378 'pending_read_list_length' and 'pending_write_list_length'. Update
6380 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
6381 to handle two length counters instead of one. Update all uses.
6382 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
6383 two length counters instead of one.
6384 * sched-rgn.c (propagate_deps): Update to handle two length counters
6387 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
6390 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
6391 copy of source, pass it to ix86_expand_vector_set and return
6394 2007-04-16 David Ung <davidu@mips.com>
6395 Joseph Myers <joseph@codesourcery.com>
6397 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
6398 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
6399 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6400 Add 74K processor information.
6401 * config/mips/mips.md: Include 74k.md.
6402 (cpu): Add 74kc,74kf,74kx.
6403 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
6404 * config/mips/74k.md: New.
6405 * doc/invoke.texi (MIPS Options): Document 74K support.
6407 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
6409 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
6410 vectorizable_* functions.
6411 * tree-vect-transform.c (vectorizable_call): Add check for
6412 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
6413 (vectorizable_store): likewise.
6414 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
6416 (vectorizable_operation, vectorizable_type_demotion): Likewise.
6417 (vectorizable_type_promotion, vectorizable_load): Likewise.
6418 (vectorizable_live_operation, vectorizable_condition): Likewise.
6419 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
6421 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
6423 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6425 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
6426 register numbers more.
6427 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
6428 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
6429 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
6430 FUNCTION_VALUE_REGNO_P): Likewise.
6431 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
6432 STATIC_CHAIN_REGNUM): Likewise.
6433 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
6434 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
6435 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
6436 * config/m68k/m68k.md (FP_REG): New.
6438 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6440 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
6443 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6445 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
6446 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
6449 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6451 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
6454 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6457 * c-decl.c (finish_decl): Grab the type of the decl after the call
6458 to store_init_value.
6460 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
6462 * common.opt (fforward-propagate): Fix "Optimization" annotation.
6464 2007-04-14 Jakub Jelinek <jakub@redhat.com>
6467 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
6468 post dominators and cleanup cfg before returning.
6470 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
6472 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
6473 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
6475 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
6477 * config.gcc: Recognize fido.
6478 * config/m68k/m68k-devices.def (fidoa): New.
6479 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
6481 (FL_FIDOA, TARGET_FIDOA): New.
6482 * config/m68k/m68k.opt (mfidoa): New.
6484 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6487 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
6488 when a personality function is used.
6490 2007-04-13 Bob Wilson <bob.wilson@acm.org>
6492 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
6494 2007-04-13 Mike Stump <mrs@apple.com>
6496 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
6498 * config/darwin.opt (fapple-kext): Make C++ only.
6499 * config/darwin.c (darwin_override_options): Remove code to ensure
6500 -fapple-kext is given for C++ only.
6502 2007-04-13 Richard Sandiford <richard@codesourcery.com>
6504 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
6505 * config/mips/mips.c (override_options): Call
6506 SUBTARGET_OVERRIDE_OPTIONS, if defined.
6508 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6510 * config/i386/i386.opt (msvr3-shlib): Removed.
6512 * doc/invoke.texi: Remove -msvr3-shlib.
6514 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6516 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
6517 with "popcnt" instruction.
6519 2007-04-13 Richard Guenther <rguenther@suse.de>
6521 PR tree-optimization/21258
6522 * tree-vrp.c (compare_case_labels): New helper.
6523 (find_switch_asserts): New function.
6524 (find_assert_locations): Call it for SWITCH_EXPRs.
6526 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
6528 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
6529 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
6530 check is now implied in X87_FLOAT_MODE_P.
6531 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6532 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6533 (fix_trunc<mode>_i386_fisttp): Ditto.
6534 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6535 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6536 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6537 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6538 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6539 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6540 (unnamed_splitters): Ditto.
6541 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
6542 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
6543 FIRST_SSE_REG for local functions when SSE math is enabled or
6544 for functions with sseregparm attribute.
6545 (standard_80387_constant_p): Return -1 if mode is not
6547 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
6548 (ix86_expand_compare): Ditto.
6549 (ix86_expand_carry_flag_compare): Ditto.
6550 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
6551 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
6552 DECIMAL_FLOAT_MODE_P.
6553 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
6554 of SCALAR_FLOAT_MODE_P.
6555 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
6556 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
6557 checks before FLOAT_MODE_P.
6558 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
6559 before FLOAT_MODE_P.
6564 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
6566 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
6567 Charles Wilson <libtool@cwilson.fastmail.fm>
6569 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
6570 (libgcc.mvars): Don't depend on them.
6571 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
6572 * exec-tool.in: New.
6574 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
6576 * doc/invoke.text (--help): Document --help=common.
6578 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
6580 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
6582 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6584 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
6585 * genemit.c (main): Emit #include "integrate.h".
6586 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
6587 (LOADGP_RTP): New mips_loadgp_style.
6588 * config/mips/mips.h: Include config/vxworks-dummy.h.
6589 (TARGET_RTP_PIC): New macro.
6590 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
6591 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
6592 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
6594 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
6595 -mvxworks-pic when using -mrtp and a PIC option.
6596 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
6598 (mips_symbolic_constant_p, mips_symbolic_address_p)
6599 (mips_symbol_insns): Handle SYMBOL_HALF.
6600 (override_options): Warn about -G and -mrtp being used together.
6601 Initialize mips_lo_relocs[SYMBOL_HALF].
6602 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
6603 (mips_emit_loadgp): Handle LOADGP_RTP.
6604 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
6605 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
6606 (tablejump): Handle function-relative case table entries if
6608 * config/mips/predicates.md (symbol_ref_operand): New predicate.
6610 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6612 * config/mips/mips.md (load_call<mode>): Allow any general register.
6614 (sibcall_value_internal, sibcall_value_multiple_internal)
6615 (call_value_internal, call_value_split, call_value_multiple_internal)
6616 (call_value_multiple_split): Remove constraints from operand 0.
6618 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6620 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
6621 rather than loadgp_noshared.
6622 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
6623 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
6625 * config/mips/mips.md (loadgp): Rename to...
6626 (loadgp_newabi): ...this.
6627 (loadgp_noshared): Rename to...
6628 (loadgp_absolute): ...this.
6630 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6632 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
6633 false for locally-binding symbols.
6634 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
6636 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6638 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
6639 (SYMBOL_GOT_PAGE_OFST): ...this.
6640 (SYMBOL_GOT_GLOBAL): Rename to...
6641 (SYMBOL_GOT_DISP): ...this.
6642 (SYMBOL_GOTOFF_GLOBAL): Rename to...
6643 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
6644 * config/mips/mips.c (mips_global_symbol_p): New function.
6645 (mips_symbol_binds_local_p): Likewise.
6646 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
6647 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
6648 and mips_symbol_binds_local_p.
6649 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
6650 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
6651 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
6653 (mips_ok_for_lazy_binding_p): New function.
6654 (mips_load_call_address, mips_expand_call): Use it.
6655 (mips_dangerous_for_la25_p): Likewise.
6656 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
6657 (*got_disp<mode>): Use got_disp_operand instead of
6658 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
6659 SYMBOL_GOTOFF_GLOBAL.
6660 (*got_page<mode>): Use got_page_ofst_operand instead of
6662 * config/mips/predicates.md (const_call_insn_operand): Use
6663 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
6664 (global_got_operand): Rename to...
6665 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
6667 (local_got_operand): Rename to...
6668 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
6669 of SYMBOL_GOT_LOCAL.
6671 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6673 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
6674 TARGET_CALL_CLOBBERED_GP.
6675 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6676 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
6677 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
6678 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
6679 of TARGET_ABICALLS && !TARGET_NEWABI.
6680 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6681 * config/mips/mips.c (mips_load_call_address): Check
6682 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6683 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6684 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6685 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
6686 TARGET_ABICALLS && TARGET_NEWABI.
6687 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
6689 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
6690 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
6691 TARGET_ABICALLS && TARGET_NEWABI.
6692 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
6693 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
6694 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
6695 whether indirect calls must use $25.
6696 (mips_extra_live_on_entry): Check TARGET_GOT instead of
6698 * config/mips/mips.md (jal_macro): Check flag_pic and
6699 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
6700 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
6701 instead of TARGET_ABICALLS.
6702 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
6703 TARGET_ABICALLS && TARGET_OLDABI.
6704 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6705 (sibcall): In the comment above the define_insn, mention
6706 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
6707 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
6708 instead of TARGET_ABICALLS.
6710 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
6712 * doc/md.texi (Blackfin family constraints): Document PA and PB.
6713 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
6714 (MACFLAGS_MATCH_P): New macro.
6715 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
6716 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
6717 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
6718 the other MACFLAG constants.
6719 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
6720 (flag_machi): Tighten constraints. Renumber some of the operands.
6721 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
6723 (flag_machi_parts_acconly): New pattern.
6724 (flag_macinithi): Tighten constraints. Allow any accumulator to be
6726 (flag_macinit1hi): Tighten constraints.
6727 (flag_mul_macv2hi_parts_acconly): New pattern.
6729 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
6730 Use a more efficient implementation.
6731 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
6732 inline sequences when not optimizing for size.
6734 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
6735 movhi_high2low): Delete, merge functionality into...
6736 (packv2hi): ... this pattern.
6738 2007-02-11 Jie Zhang <jie.zhang@analog.com>
6739 * config/bfin/bfin.opt (msim): New option.
6740 (mcpu=): New option.
6741 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
6742 (bfin_cpu_t): Typedef of enum bfin_cpu.
6743 (bfin_cpu_type): New declaration.
6744 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
6745 -msim and -mcpu= options.
6746 (LIB_SPEC): Likewise.
6747 * config/bfin/bfin.c (bfin_cpu_type): Define.
6748 (bfin_handle_option): Handle -mcpu= option.
6749 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
6750 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
6751 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
6753 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6755 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
6756 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
6757 (powerpc-wrs-vxworksae): Use ${tm_file}.
6758 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
6759 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
6760 * config/i386/vx-common.h: New file.
6762 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6764 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
6767 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
6769 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
6772 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
6776 * c-common.c (c_build_qualified_type): Set canonical type
6779 2007-04-12 Richard Guenther <rguenther@suse.de>
6781 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
6782 lower bound and element size if lower bound is not zero
6783 or either of the ARRAY_REF operands is set.
6785 2007-04-12 Richard Guenther <rguenther@suse.de>
6787 PR tree-optimization/24689
6788 PR tree-optimization/31307
6789 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
6791 * gimplify.c (canonicalize_addr_expr): To be consistent with
6792 gimplify_compound_lval only set operands two and three of
6793 ARRAY_REFs if they are not gimple_min_invariant. This makes
6794 it never at this place.
6795 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6797 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6799 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
6800 null before emitting a .nsubspa directive.
6802 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6804 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
6805 need_to_partition_p if there are no memory statements in the
6808 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6810 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
6811 (gcd_of_steps_may_divide_p): New function.
6812 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
6814 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6816 * reload.c (find_reloads_toplev, find_reloads_address,
6817 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
6818 not a pointer equality test, to decide if we need to call
6819 push_reg_equiv_alt_mem.
6821 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
6823 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
6824 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
6825 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
6827 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6829 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
6830 vector to be positive.
6832 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6836 * doc/invoke.texi: Document --params max-aliased-vops and
6838 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
6839 debug_memory_partitions): Move to tree-flow.h
6840 * params.h (AVG_ALIASED_VOPS): Define.
6841 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
6843 (mp_info_t): Likewise.
6844 (get_mem_sym_stats_for): New.
6845 (set_memory_partition): Move from tree-flow-inline.h.
6846 (mark_non_addressable): Only clear the set of symbols for the
6847 partition if it exists.
6848 (dump_memory_partitions): Move from tree-ssa-operands.c
6849 (debug_memory_partitions): Likewise.
6850 (need_to_partition_p): New.
6851 (dump_mem_ref_stats): New.
6852 (debug_mem_ref_stats): New.
6853 (dump_mem_sym_stats): New.
6854 (debug_mem_sym_stats): New.
6855 (update_mem_sym_stats_from_stmt): New.
6856 (compare_mp_info_entries): New.
6857 (mp_info_cmp): Call it.
6858 (sort_mp_info): Change argument to a list of mem_sym_stats_t
6860 (get_mpt_for): Move from tree-ssa-operands.c.
6861 (find_partition_for): New.
6862 (create_partition_for): Remove.
6863 (estimate_vop_reduction): New.
6864 (update_reference_counts): New.
6865 (build_mp_info): New.
6866 (compute_memory_partitions): Refactor.
6867 Document new heuristic.
6868 Call build_mp_info, update_reference_counts,
6869 find_partition_for and estimate_vop_reduction.
6870 (compute_may_aliases): Populate virtual operands before
6871 calling debugging dumps.
6872 (delete_mem_sym_stats): New.
6873 (delete_mem_ref_stats): New.
6874 (init_mem_ref_stats): New.
6875 (init_alias_info): Call it.
6876 (maybe_create_global_var): Remove alias_info argument.
6877 Get number of call sites and number of pure/const call sites
6878 from gimple_mem_ref_stats().
6879 (dump_alias_info): Call dump_memory_partitions first.
6880 (dump_points_to_info_for): Show how many times a pointer has
6882 * opts.c (decode_options): For -O2 set --param
6883 max-aliased-vops to 500.
6884 For -O3 set --param max-aliased-vops to 1000 and --param
6885 avg-aliased-vops to 3.
6886 * fortran/options.c (gfc_init_options): Remove assignment to
6888 * tree-flow-inline.h (gimple_mem_ref_stats): New.
6889 * tree-dfa.c (dump_variable): Dump memory reference
6891 Dump NO_ALIAS* settings.
6892 (referenced_var_lookup): Tidy.
6893 (mem_sym_stats): New.
6894 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
6895 and ORIG are different SSA names for a memory partition.
6896 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
6897 * tree-flow.h (struct mem_sym_stats_d): Define.
6898 (mem_sym_stats_t): Define.
6899 (struct mem_ref_stats_d): Define.
6900 (struct gimple_df): Add field mem_ref_stats.
6901 (enum noalias_state): Define.
6902 (struct var_ann_d): Add bitfield noalias_state.
6903 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
6904 debug_mem_ref_stats, debug_memory_partitions,
6905 debug_mem_sym_stats): Declare.
6906 * tree-ssa-structalias.c (update_alias_info): Update call
6907 sites, pure/const call sites and asm sites in structure
6908 returned by gimple_mem_ref_stats.
6909 Remove local variable IS_POTENTIAL_DEREF.
6910 Increase NUM_DEREFS if the memory expression is a potential
6912 Call update_mem_sym_stats_from_stmt.
6913 If the memory references memory, call
6914 update_mem_sym_stats_from_stmt for all the direct memory
6915 symbol references found.
6916 (intra_create_variable_infos): Set noalias_state field for
6917 pointer arguments according to the value of
6918 flag_argument_noalias.
6919 * tree-ssa-structalias.h (struct alias_info): Remove fields
6920 num_calls_found and num_pure_const_calls_found.
6921 (update_mem_sym_stats_from_stmt): Declare.
6922 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
6923 Set default value to 100.
6924 (PARAM_AVG_ALIASED_VOPS): Define.
6926 2007-04-11 Richard Guenther <rguenther@suse.de>
6929 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
6930 a * -b + c as c - a * b if we honor sign dependent rounding.
6932 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6934 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
6936 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
6937 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
6939 (initialize_trampoline): Don't use old-style function definition.
6940 (bfin_secondary_reload): Mark IN_P argument as unused.
6942 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6944 PR tree-optimization/31343
6945 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
6946 (build_polynomial_chrec): Return a scalar when the evolution is zero.
6947 * testsuite/gcc.dg/vect/pr31343.c: New.
6949 2007-04-10 Eric Christopher <echristo@apple.com>
6951 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
6952 * config/i386/i386.md (*cmpfp0): Use.
6953 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6954 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6955 (fix_trunc<mode>_i386_fisttp): Ditto.
6956 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6957 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6958 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6959 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6960 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6961 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6962 (unnamed_splitters): Ditto.
6963 * config/i386/i386.c (output_fix_trunc): Assert that
6964 we're not being passed a TFmode operand.
6966 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
6968 PR tree-optimization/31526
6969 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
6970 n_basic_blocks to find newly added blocks.
6972 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
6974 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
6976 (fix_trunc<mode>si_sse): Ditto.
6977 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
6978 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
6979 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
6980 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
6981 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
6982 expander using SSEMODEF mode macro.
6983 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
6984 expander using SSEMODEF mode macro.
6985 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
6986 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
6987 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
6988 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
6989 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
6990 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
6991 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
6992 Macroize insn using X87MODEF mode macro.
6994 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
6996 * config/i386/sse.md (sse2_pinsrw): Removed.
6997 (sse2_pextrw): Renamed to ...
6998 (*sse2_pextrw): This.
7000 2007-04-09 Jan Hubicka <jh@suse.cz>
7003 * config/i386/sse.md
7004 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
7005 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
7006 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
7007 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
7009 2007-04-09 Jan Hubicka <jh@suse.cz>
7011 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
7012 multiple fields of union.
7014 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
7016 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
7017 (create_preheaders): Check that loops are available.
7018 (fix_loop_structure): Clean up, improve comments.
7019 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
7020 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
7022 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
7023 * predict.c (tree_estimate_probability): Do not call
7024 calculate_dominance_info. Call create_preheaders.
7025 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
7026 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
7028 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
7029 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
7030 * tree-cfg.c (tree_split_edge): Make an assert more precise.
7031 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
7034 2007-04-08 Jan Hubicka <jh@suse.cz>
7036 * tree.h (maybe_fold_offset_to_component_ref): Declare.
7037 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
7038 * fold-const.c (fold_unary): Use it.
7040 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7042 * varasm.c (assemble_variable): Remove call to
7043 lang_hooks.decls.prepare_assemble_variable.
7044 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
7045 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
7046 * langhooks.h (lang_hooks_for_decls): Remove
7047 prepare_assemble_variable.
7049 2007-04-08 Mike Stump <mrs@apple.com>
7051 * config/i386/i386.c: Use inc/dec on Core2.
7053 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
7055 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
7056 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7057 lhd_tree_inlining_end_inlining): Remove.
7058 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
7059 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
7061 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
7062 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7063 lhd_tree_inlining_end_inlining): Remove prototypes.
7064 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
7065 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
7066 LANG_HOOKS_TREE_INLINING_START_INLINING,
7067 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
7069 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
7072 2007-04-08 Anatoly Sokolov <aesok@post.ru>
7075 * config/avr/predicates.md (io_address_operand): Delete predicate.
7076 (low_io_address_operand): Don't use 'mode' argument.
7077 (higth_io_address_operand): Rename ...
7078 (high_io_address_operand): ... to this. Don't use 'mode' argument.
7079 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
7082 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
7084 Revert change removing staticp.
7086 2007-04-07 Anatoly Sokolov <aesok@post.ru>
7089 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
7092 2007-04-07 Bruce Korb <bkorb@gnu.org>
7094 * c.opt: Add -Wformat-contains-nul.
7095 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
7097 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
7098 the NUL byte warning.
7100 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
7102 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
7104 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7106 * tree.c (staticp): No longer use staticp langhook.
7107 * langhooks.c (lhd_staticp): Removed.
7108 * langhooks.h (struct lang_hooks): Remove staticp.
7109 * c-common.c (c_staticp): Remove.
7110 * c-common.h (c_staticp): Ditto.
7111 * langhooks-defs.h (lhd_staticp): Ditto.
7112 (LHD_HOOKS_STATICP): Ditto
7113 * tree.h (gcc_assert_lowered): New macro.
7115 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
7117 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
7118 argument "reliable".
7119 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
7120 Add argument "reliable". Propagate it through calls.
7121 (infer_loop_bounds_from_undefined): Derive number of iterations
7122 estimates from references in blocks that do not dominate loop latch.
7123 (gcov_type_to_double_int): New function.
7124 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
7125 and expected_loop_iterations_unbounded.
7126 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
7127 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
7128 * tree-data-ref.c (estimated_loop_iterations): Export.
7129 (get_references_in_stmt): Fix -- do not return addresses of local
7131 * cfgloop.h (expected_loop_iterations_unbounded,
7132 estimated_loop_iterations): Declare.
7134 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7136 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7138 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7140 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
7141 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
7142 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
7143 Use output_387_reg_move().
7144 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
7145 expander using X87MODEF12 mode macro.
7146 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
7147 choosing register preferences. Use output_387_reg_move().
7148 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
7149 instead of "x". Use output_387_reg_move().
7150 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
7151 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
7152 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
7153 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
7154 Use output_387_reg_move().
7155 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
7157 (*truncxf?f_i387 splitter): Ditto.
7159 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7161 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7162 LANG_HOOKS_SAFE_FROM_P.
7163 * expr.c (safe_from_p): Remove langhook call.
7164 * langhooks.h (lang_hooks): Remove safe_from_p.
7165 (lhd_safe_from_p): Remove prototype.
7166 * langhooks.c (lhd_safe_from_p): Remove.
7168 2007-04-06 Jan Hubicka <jh@suse.cz>
7170 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
7173 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7175 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
7176 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
7177 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
7178 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
7180 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
7181 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
7183 2007-04-05 Richard Henderson <rth@redhat.com>
7185 * config/alpha/alpha.c (print_operand) [+]: Remove.
7186 (alpha_end_function): Print nop if call at end of function.
7187 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
7188 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
7189 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
7190 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
7191 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
7192 the call pattern. Update peepholes to match.
7194 2007-04-05 Janis Johnson <janis187@us.ibm.com>
7196 * doc/extend.texi (Other Builtins): Add decimal float variants
7198 * builtins.def: Ditto.
7199 * builtins.c (expand_builtin): Ditto.
7201 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
7202 H.J. Lu <hongjiu.lu@intel.com>
7205 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
7206 of V8HImode when calling ix86_binary_operator_ok.
7207 (sse2_pmaddwd): Call ix86_binary_operator_ok.
7208 (sdot_prodv8hi): Operands 1 and 2 must be register.
7210 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7212 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7213 initialize align to silence bogus warning.
7215 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7218 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7220 (struct sra_walk_fns): Remove use_all parameter from use.
7221 (sra_hash_tree): Handle BIT_FIELD_REFs.
7222 (sra_elt_hash): Don't hash bitfld blocks.
7223 (sra_elt_eq): Skip them in parent compares as well. Handle
7225 (sra_walk_expr): Don't maintain or pass down use_all_p.
7226 (scan_use): Remove use_all parameter.
7227 (scalarize_use): Likewise. Re-expand assignment to
7228 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7229 output, and re-scalarize after output. Don't mark anything
7231 (scalarize_ldst): Adjust.
7232 (scalarize_walk_gimple_modify_statement): Likewise.
7233 (build_element_name_1): Handle BIT_FIELD_REFs.
7234 (instantiate_element): Don't warn for any element whose parent
7236 (instantiate_missing_elements_1): Return the sra_elt.
7237 (canon_type_for_field): New.
7238 (try_instantiate_multiple_fields): New.
7239 (instantiate_missing_elemnts): Use them.
7240 (mark_no_warning): Removed.
7241 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7242 (REPLDUP, sra_build_elt_assignment): New.
7243 (generate_copy_inout): Use them.
7244 (generate_element_copy): Likewise. Handle bitfld differences.
7245 (generate_element_zero): Don't recurse for blocks. Use
7246 sra_build_elt_assignment.
7247 (generate_one_element_int): Take elt instead of var. Use
7248 sra_build_elt_assignment.
7249 (generate_element_init_1): Adjust.
7250 (scalarize_use, scalarize_copy): Use REPLDUP.
7251 (scalarize_ldst): Move assert before dereference.
7252 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7254 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
7256 * regmove.c: Fix unused variable warnings due to previous commit.
7258 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
7260 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
7261 (regmove_bb_head): Remove.
7262 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
7263 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
7264 problems with fixup_match_1.
7265 Don't initialize/free regmove_bb_head.
7267 (reg_is_remote_constant_p): If an insn is in the same basic block
7268 but not before INSN, consider it remote, too.
7270 2007-04-05 Anatoly Sokolov <aesok@post.ru>
7273 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
7274 DECL_ASSEMBLER_NAME, not the DECL_NAME.
7276 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
7278 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
7279 (CONDITIONAL_REGISTER_USAGE): Likewise.
7281 2007-04-04 Richard Henderson <rth@redhat.com>
7283 * config/alpha/lib1funcs.asm: Remove unused file.
7285 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7288 * opts.c (print_specific_help): Fix --help=<language>
7290 (common_handle_option): Support --help=common.
7292 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7295 * gcc.c (main): Do not run the linker if
7296 print_subprocess_help indicates that it shouldn't be
7299 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7302 * doc/invoke.texi (--help=): Document <languages> value, fix
7303 formatting in tables of values.
7305 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
7307 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
7308 dllimport attribute of virtual methods.
7310 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
7312 * config/score/crti.asm: Change _bss_start to __bss_start.
7313 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
7314 (OUTGOING_REG_PARM_STACK_SPACE) update.
7315 * config/score/score.opt: add options to make backend support
7316 score5, score5u, score7 and score7d.
7317 * config/score/score.md: Likewise.
7318 * config/score/misc.md: Likewise.
7319 * config/score/mac.md: Likewise.
7320 * doc/invoke.texi: Likewise.
7321 * doc/md.texi: update constraints define.
7323 2007-04-03 Richard Henderson <rth@redhat.com>
7325 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
7326 an appropriate type, use the mode instead.
7328 2007-04-03 Richard Sandiford <richard@codesourcery.com>
7330 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
7331 Set the default --with-arch setting to mips2.
7332 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
7333 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
7334 (MULTILIB_OSDIRNAMES): Delete.
7335 (MULTILIB_DIRNAMES): Define.
7336 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
7337 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
7338 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
7339 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
7340 VXWORKS_OS_CPP_BUILTINS.
7341 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
7342 (MIPS_DEBUGGING_INFO): Undefine.
7343 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
7345 2007-04-03 Jakub Jelinek <jakub@redhat.com>
7348 * fold-const.c (native_encode_real): Encode real.c provided longs
7349 as a series of 32-bit native integers.
7350 (native_interpret_real): Interpret buffer as a series of 32-bit
7353 2007-04-03 Richard Guenther <rguenther@suse.de>
7355 * genpreds.c (write_insn_constraint_len): Write function
7356 optimized for CONSTRAINT_LEN implementation.
7357 (write_tm_preds_h): Output insn_constraint_len inline and
7358 use it for CONSTRAINT_LEN.
7359 (write_insn_preds_c): Don't output insn_constraint_len.
7360 * doc/md.texi (define_register_constraint): Document multi-letter
7361 constraints shall have the same length if they start with the same
7364 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7367 * config/i386/i386.md (isinf<mode>2): Expand only when
7368 TARGET_C99_FUNCTIONS is set.
7370 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7372 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
7373 (x86_64-*-linux*): Ditto.
7374 * config/i386/i386.opt (mpc): New option.
7375 * config/i386/i386.c (overrride_options): Handle
7376 ix87_precision_string.
7377 * config/i386/crtprec.c: New file.
7378 * config/i386/t-crtpc: Ditto.
7379 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
7381 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
7382 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7383 crtprec32.o, crtprec64.o and crtprec80.o.
7385 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
7387 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
7389 2007-04-02 Eric Christopher <echristo@apple.com>
7391 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
7392 limitations on darwin.
7394 2007-04-02 Anatoly Sokolov <aesok@post.ru>
7397 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
7399 2007-04-02 Dave Korn <dave.korn@artimi.com>
7401 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
7403 2007-04-02 Dave Korn <dave.korn@artimi.com>
7405 * libgcc2.h (exception_descriptor): Don't forward-declare.
7406 (__get_eh_table_language, __get_eh_table_version): Delete
7407 prototypes of long-dead functions.
7409 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
7411 * ebitmap.h: New file
7412 * ebitmap.c: New file
7413 * Makefile.in (ebitmap.o): New target.
7415 2007-04-01 Jan Hubicka <jh@suse.cz>
7417 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
7418 before very first instruction.
7420 2007-04-01 Jan Hubicka <jh@suse.cz>
7422 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
7423 waring on 64bit hosts.
7424 * bitmap.h: Fix typo in bitmap_head_def.
7426 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
7428 PR rtl-optimization/31391
7429 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
7430 into a DELETED_LABEL note, and the label is in an empty basic
7431 block, update BB_END as well as BB_HEAD.
7433 2007-04-01 Richard Henderson <rth@redhat.com>
7435 PR tree-optimization/31169
7436 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
7437 to varying if the range is outside [0, prec-1].
7439 2007-04-01 Richard Sandiford <richard@codesourcery.com>
7442 * config/mips/mips.md (load_const_gp): New insn.
7443 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
7444 the MIPS16 GP pseudo register if no_new_pseudos.
7445 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
7447 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7450 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
7452 (call_value): Likewise.
7454 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
7455 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7458 * doc/invoke.texi: (optimization options): Reword description
7459 of -ffast-math. Document its primary purpose.
7461 2007-03-31 Richard Guenther <rguenther@suse.de>
7463 * omp-low.c (splay-tree.h): Include.
7464 (lookup_decl): Replace splay-tree usage by pointer-map.
7465 (maybe_lookup_decl): Likewise.
7466 (new_omp_context): Likewise.
7467 (delete_omp_context): Likewise.
7468 * gimplify.c (splay-tree.h): Include.
7469 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
7471 (remap_ssa_name): Likewise.
7472 (remap_decl): Likewise.
7473 (remap_type_1): Likewise.
7474 (remap_type): Likewise.
7475 (copy_body_r): Likewise.
7476 (expand_call_inline): Likewise.
7477 (clone_body): Likewise.
7478 (copy_tree_r): Likewise.
7479 (remap_save_expr): Likewise.
7480 (unsave_r): Likewise.
7481 (unsave_expr_now): Likewise.
7482 (tree_function_versioning): Likewise.
7483 (build_duplicate_type): Likewise.
7484 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
7485 (struct copy_body_data): Replace splay-tree by pointer-map.
7486 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
7487 not $(SPLAY_TREE_H).
7488 (gimplify.o): Depend on $(SPLAY_TREE_H).
7489 (omp-low.p): Likewise.
7491 2007-03-31 Anatoly Sokolov <aesok@post.ru>
7493 * config/avr/predicates.md (even_register_operand,
7494 odd_register_operand): New predicates.
7495 * config/avr/avr.md (movw peephole2): New.
7496 (movw_r peephole2): New.
7498 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
7500 * tree.h (get_signed_or_unsigned_type): New.
7501 * fold-const.c (operand_equal_for_comparison_p): Use
7502 get_signed_or_unsigned_type instead of
7503 lang_hooks.types.signed_or_unsigned_type.
7504 * expr.c (store_expr): Ditto.
7505 * langhooks.c (get_signed_or_unsigned_type): New.
7506 (lhd_signed_or_unsigned_type): New.
7507 * langhooks.h (lhd_signed_or_unsigned_type): New.
7508 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
7510 2007-03-30 Richard Henderson <rth@redhat.com>
7512 * tree-ssa-loop-ivopts.c: Include target.h.
7513 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
7514 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
7515 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
7516 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
7518 2007-03-30 Richard Henderson <rth@redhat.com>
7519 Kai Tietz <kai.tietz@onevision.com>
7521 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
7523 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
7524 (TARGET_64BIT_MS_ABI): New.
7525 (DBX_REGISTER_NUMBER): Handle 64-bit.
7526 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
7527 (LONG_TYPE_SIZE): Force to 32.
7528 (REG_PARM_STACK_SPACE): New.
7529 (OUTGOING_REG_PARM_STACK_SPACE): New.
7530 (REGPARM_MAX, SSE_REGPARM_MAX): New.
7531 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7532 (STACK_BOUNDARY): Use 128 for 64-bit.
7533 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
7534 Add 64-bit implementation.
7535 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
7537 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
7538 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
7539 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
7540 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
7541 (ix86_handle_cconv_attribute): Don't warn when ignoring if
7542 TARGET_64BIT_MS_ABI.
7543 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
7544 (ix86_pass_by_reference): Likewise.
7545 (ix86_function_value_regno_p): Likewise.
7546 (ix86_build_builtin_va_list): Likewise.
7547 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
7548 (function_arg_advance_ms_64): New.
7549 (function_arg_advance): Call it.
7550 (function_arg_ms_64): New.
7551 (function_arg): Call it.
7552 (function_value_ms_64): New.
7553 (ix86_function_value_1): Call it.
7554 (return_in_memory_ms_64): New.
7555 (ix86_return_in_memory): Call it.
7556 (setup_incoming_varargs_ms_64): New.
7557 (ix86_setup_incoming_varargs): Call it.
7558 (ix86_expand_prologue): Handle 64-bit stack probing.
7559 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
7560 (output_pic_addr_const): Likewise.
7561 (x86_this_parameter): Likewise.
7562 (x86_output_mi_thunk): Likewise.
7563 (x86_function_profiler): Likewise.
7564 (TARGET_STRICT_ARGUMENT_NAMING): New.
7565 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
7566 (TARGET_64BIT_MS_ABI): New.
7567 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
7568 * config/i386/i386.md (allocate_stack_worker): Remove.
7569 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
7570 describe the clobber of eax without a match_scratch.
7571 (allocate_stack_worker_postreload): Remove.
7572 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
7573 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
7574 (allocate_stack_worker_rex64_postreload): Remove.
7575 (allocate_stack): Handle 64-bit.
7576 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
7577 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
7578 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
7579 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
7580 (STANDARD_STARTFILE_PREFIX_1): Likewise.
7581 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
7582 * config.build (x86_64-*-mingw*): New host.
7583 * config.host (x86_64-*-mingw*): New host.
7584 * config.gcc (x86_64-*-mingw*): New target.
7585 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
7587 2007-03-30 Richard Henderson <rth@redhat.com>
7588 Kai Tietz <kai.tietz@onevision.com>
7590 * c-pragma.c (struct def_pragma_macro_value): New.
7591 (struct def_pragma_macro): New.
7592 (pushed_macro_table): New.
7593 (dpm_hash, dpm_eq): New.
7594 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
7595 (init_pragma): Install them.
7596 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7598 2007-03-30 Anatoly Sokolov <aesok@post.ru>
7600 * config/avr/avr.c (avr_override_options): Clear
7601 'flag_delete_null_pointer_checks'.
7603 2007-03-30 Paolo Carlini <pcarlini@suse.de>
7606 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
7607 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
7608 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
7609 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
7610 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
7611 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
7612 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
7614 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
7616 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
7618 * regmove.c: Move all of pass_stack_adjustments from here...
7619 * combine-stack-adj.c: ...to this new file.
7620 * Makefile.in: Add rules for combine-stack-adj.o.
7622 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
7624 PR tree-optimization/31383
7625 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
7626 to have the same length.
7628 2007-03-30 Jan Hubicka <jh@suse.cz>
7631 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
7632 availablility; add more sanity checking; ask varpool only about
7635 2007-03-29 Richard Henderson <rth@redhat.com>
7637 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
7638 to decide, but __SIZEOF_LONG_LONG__.
7640 2007-03-29 Richard Henderson <rth@redhat.com>
7642 * emutls.c (struct __emutls_array): New.
7643 (emutls_destroy): Use it instead of casting element 0 from void*.
7644 (__emutls_get_address): Likewise.
7646 2007-03-29 Richard Henderson <rth@redhat.com>
7648 * varasm.c (initializer_constant_valid_p): Don't deny
7649 DECL_DLLIMPORT_P on functions.
7651 * config/i386/cygming.h: Remove function declarations.
7652 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
7653 (ASM_OUTPUT_LABELREF): Remove.
7654 (COMMON_ASM_OP): Remove.
7655 (ASM_OUTPUT_COMMON): Remove.
7656 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
7657 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
7658 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7659 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
7660 Rename from TARGET_ENCODE_SECTION_INFO.
7661 * config/i386/netware.h: Likewise.
7662 * config/i386/i386-protos.h: Update.
7663 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
7664 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
7665 (legitimate_constant_p): Reject dllimports.
7666 (dllimport_map, get_dllimport_decl): New.
7667 (legitimize_dllimport_symbol): New.
7668 (legitimize_address, ix86_expand_move): Use it.
7669 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
7670 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
7671 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
7672 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
7673 * config/i386/predicates.md (constant_call_address_operand): Only
7674 accept symbols; reject dllimport_p symbols.
7675 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
7676 i386_pe_maybe_record_exported_symbol.
7677 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
7678 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
7679 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
7680 trust the setting of DECL_DLLIMPORT_P.
7681 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
7682 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
7683 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
7684 tidy the argument scanning loop.
7685 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
7686 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
7687 (i386_pe_strip_name_encoding): Remove.
7688 (i386_pe_binds_local_p): New.
7689 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
7690 (i386_pe_output_labelref): Remove.
7691 (i386_pe_asm_output_aligned_decl_common): New.
7692 (i386_pe_maybe_record_exported_symbol): Rename from
7693 i386_pe_record_exported_symbol; check for dllexported symbols.
7695 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
7697 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
7698 add comment explaining why vsnprintf cannot be used.
7700 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
7702 PR tree-optimization/30666
7703 * tree.c (build_complex_type): When creating type names for DWARF2
7704 debug info, create TYPE_DECLs for TYPE_NAME instead of
7706 (build_common_tree_nodes_2): Use build_complex_type when building
7707 predefined complex types, to preserve canonical types.
7709 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
7711 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
7712 (noce_get_alt_condition): Look at it to determine whether to
7713 reverse the condition or not.
7714 (noce_get_condition): Substitute the truth for lies.
7715 (noce_find_if_block): Set the then_else_reversed field.
7717 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
7719 * config/fr30/fr30.md (movdi): Do not accept immediates as the
7720 destination of this insn.
7721 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
7722 than calling gen_rtx_SET directly. Use r0 to hold the value of
7723 'address + 4' rather than a stack based temporary which can be
7726 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7728 * config/s390/s390.c (s390_secondary_input_reload_class,
7729 s390_secondary_output_reload_class): Functions removed.
7730 (s390_secondary_reload): New function.
7731 (TARGET_SECONDARY_RELOAD): Target macro defined.
7732 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
7733 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
7734 * config/s390/s390.md ("reload_outti", "reload_outdi",
7735 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
7736 "reload_out<mode>"): Expanders removed.
7737 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
7738 "reload<mode>_nonoffmem_out"): Expanders added.
7740 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7742 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
7743 SRC->DEST replacement failed anyway.
7745 2007-03-28 Mike Stump <mrs@apple.com>
7747 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
7748 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
7749 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
7751 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7753 * config.gcc: Accept barcelona as a variant of amdfam10.
7754 * config/i386/i386.c (override_options): Likewise.
7755 * doc/invoke.texi: Likewise.
7757 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
7759 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
7760 offsets for BIT_FIELD_REF and COMPONENT_REF.
7762 2007-03-28 Richard Guenther <rguenther@suse.de>
7764 * tree.c (is_global_var): Move ...
7765 * tree-flow-inline.h (is_global_var): ... here.
7766 * tree.h (is_global_var): Remove declaration.
7768 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
7770 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
7772 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
7773 * config/i386/i386.c (ix86_tune_features): Initialize new
7775 * config/i386/predicates.md (promotable_binary_operator): Use
7776 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
7778 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
7781 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
7783 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
7785 * config/fr30/fr30.md (movsi_internal): Change destination
7786 constraint from m to V and add m to the end.
7788 2007-03-28 Christian Bruel <christian.bruel@st.com>
7790 * config/sh/sh.md (movsi_i): Fix type attribute.
7792 2007-03-28 Christian Bruel <christian.bruel@st.com>
7794 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
7795 (movsf_ie): Likewise.
7797 2007-03-28 Christian Bruel <christian.bruel@st.com>
7799 * config.gcc: Add sh4-300 to multilib.
7800 * config/sh/t-mlib-sh4-300: New file.
7802 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
7804 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
7805 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
7807 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
7808 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
7809 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
7810 "fixuns_trunctddi2"): Whitespace fix.
7812 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
7814 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
7815 the definition of struct sh_args.
7816 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
7817 CALL_COOKIE_INT_REG_GET): Likewise.
7819 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
7821 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
7822 transformations are applied successfully.
7824 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
7826 * tree.c (tree_contains_struct): Permit 512 tree codes.
7827 * tree.h (tree_contains_struct): Ditto.
7828 (MAX_TREE_CODES): Ditto.
7829 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
7830 SPARE member to store remaining padding bits.
7832 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7834 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
7837 2007-03-27 Janis Johnson <janis187@us.ibm.com>
7839 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
7840 * configure: Regenerate.
7842 * configure: Regenerate using the correct version of autoconf.
7844 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7846 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
7848 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
7849 regs to "__SP_L__" and "__SP_H__".
7851 2007-03-27 Richard Guenther <rguenther@suse.de>
7853 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
7854 computations with it with a HOST_WIDE_INT variable.
7856 2007-03-26 Mike Stump <mrs@apple.com>
7858 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
7859 objective-c-header, objective-c++-header and objc++-cpp-output
7861 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7863 2007-03-26 Richard Henderson <rth@redhat.com>
7866 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
7867 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
7868 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
7869 IX86_BUILTIN_PSRLQ128): New.
7870 (ix86_init_mmx_sse_builtins): Add them.
7871 (ix86_expand_builtin): Expand them.
7872 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
7873 operand 2 be TImode.
7874 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
7875 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
7876 _mm_srli_epi64): Mark __B const.
7877 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
7878 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
7879 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
7880 new two-vector shift builtins.
7882 2007-03-26 Ian Lance Taylor <iant@google.com>
7884 PR tree-optimization/31345
7885 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
7886 [+INF, +INF(OVF)] into VARYING.
7888 2007-03-26 Zack Weinberg <zackw@panix.com>
7890 * gengtype-parse.c: New file.
7891 * gengtype-yacc.y: Delete.
7892 * gengtype-lex.l: Don't include gengtype-yacc.h.
7893 Define YY_DECL and yyterminate appropriately for recursive
7894 descent parser. yylval is now a string out-parameter to yylex.
7895 (HWS, EOID): New shorthand.
7896 (IWORD): Add a couple more types.
7897 (yylex): Add a setup stanza. Remove the complex rules for
7898 detecting GTY'ed types and typedefs; replace with simple
7899 keyword detectors. Adjust everything for the changed
7900 definition of yylval. Ignore all pp-directives, not just #define.
7902 (parse_file): Rename yybegin; do not call yyparse.
7904 * gengtype.c (xasprintf): Export again.
7905 (this_file): New. Use everywhere __FILE__ was being used.
7906 (get_lang_bitmap): Special case types defined in gengtype.c.
7907 (do_typedef, new_structure): Suppress definition of certain types.
7908 (new_structure): Improve diagnostics of duplicate definitions.
7909 Make sure location_s is associated with input.h.
7910 (nreverse_pairs, define_location_structures): New functions.
7911 (main): Improve tagging of kludge types. Remove old kludges
7912 for input.h types; use define_location_structures.
7913 * gengtype.h: Update prototypes. Define token codes here.
7914 * Makefile.in: Remove all references to gengtype-yacc.
7915 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
7917 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
7918 add GTY((skip)) to the field that's only conditionally there.
7919 * doc/install.texi: Document that Bison is no longer required
7920 unless building treelang.
7922 * gengtype.c: Don't include gtyp-gen.h.
7923 (srcdir): Declare here.
7924 (base_files, lang_dir_names): Allocate dynamically.
7925 (gt_files, num_gt_files, num_lang_dirs): New globals.
7926 (measure_input_list, read_input_line, read_input_list)
7927 (set_lang_bitmap): New functions.
7928 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
7929 simplify, relying on read_input_list to set up the bitmaps.
7930 (main): Arguments are no longer unused. Check for correct number
7931 of command line arguments, set srcdir and srcdir_len, then call
7932 read_input_list, before doing anything else. No need to worry
7933 about duplicates in main loop.
7934 * configure.ac: Simplify the calculation of all_gtfiles.
7935 Put language tags in there. Don't set or substitute
7936 all_gtfiles_files_langs or all_gtfiles_files_frags.
7937 * Makefile.in: Revamp the way gengtype is invoked, now that it
7938 takes a file on its command line with a much simpler format.
7939 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
7940 (GTFILES): Remove duplicates and C source files.
7941 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
7942 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
7943 * configure: Regenerate.
7945 * gengtype.h: Remove all type definitions to gengtype.c; leave
7946 only definitions of options_p, type_p, and pair_p as opaque
7947 pointers. Update prototypes.
7948 * gengtype.c: Many type definitions moved here from gengtype.h.
7949 Consolidate type definitions at the top of the file.
7950 (xvasprintf): Delete.
7951 (xasprintf): Make static.
7952 (create_nested_pointer_option): Add 'next' parameter.
7953 (create_field_all, create_field_at): New functions.
7954 (create_field): Now a thin wrapper around create_field_all.
7955 (create_optional_field): Rename create_optional_field_ and add
7956 line argument. Original name is now a macro which supplies
7958 (oprintf): Use vsnprintf directly.
7959 (close_output_files): Use fatal rather than perror/exit.
7960 (note_def_vec, note_def_vec_alloc): Use create_field_at.
7961 (main): Set progname. Don't use exit.
7962 * gengtype-yacc.y (struct_fields): Use create_field_at.
7963 (option, optionseqopt): Delete.
7964 (optionseq): Consolidate productions from option here so we
7965 can use the first argument to create_option.
7967 * gengtype-lex.l: Distinguish unions from structures in the
7968 token type. Don't call find_structure; return the tag as a string.
7969 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
7970 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
7971 Reorganize typedef_struct production accordingly.
7972 Use create_nested_ptr_option.
7973 * gengtype.c (create_nested_ptr_option): New function.
7974 * gengtype.h: Declare it.
7976 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
7977 (string_type): Don't declare.
7978 (do_scalar_typedef): Declare.
7979 (create_scalar_type): Update prototype.
7980 * gengtype.c (string_type): Make static.
7981 (scalar_nonchar, scalar_char): New.
7982 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
7983 (resolve_typedef): Use scalar_nonchar for error recovery.
7984 (create_scalar_type): Remove name_len field. Return scalar_char
7985 or scalar_nonchar as appropriate.
7986 (adjust_field_type): Look at scalar_is_char boolean to decide whether
7988 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
7990 (main): Initialize scalar_char and scalar_nonchar before calling
7992 * gengtype-lex.l: Adjust for removal of second argument to
7993 create_scalar_type. Use yylval.s instead of yylval.t when
7995 * gengtype-yacc.y: Type of SCALAR is string. Call
7996 create_scalar_type from type:SCALAR rule. Adjust for removal of
7997 second argument to create_scalar_type.
7999 * vec.h: Remove all #if IN_GENGTYPE blocks.
8000 Add comment saying that changes may require adjustments to gengtype.
8001 * gengtype.c: Don't include coretypes.h or tm.h.
8002 Add comment to inclusion of errors.h.
8003 (note_def_vec, note_def_vec_alloc): New functions.
8004 * gengtype.h: Declare new functions.
8005 * gengtype-lex.l: Don't include coretypes.h.
8006 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
8008 (update_lineno): Remove unnecessary prototype.
8009 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
8010 (VEC rule): Just return VEC_TOKEN.
8011 * gengtype-yacc.y (VEC_TOKEN): New token type.
8012 (type): Add a production for VEC(a,b).
8013 * Makefile.in: Update dependencies.
8015 * gengtype-lex.l: Remove rules for parsing pointer-to-function
8016 typedefs that use the old PARAMS macro.
8018 * gengtype-lex.l: Remove all rules and states relating to yacc
8020 * gengtype-yacc.y: Similarly.
8021 * gengtype.c (note_yacc_type): Delete function.
8022 * gengtype.h: Update prototypes.
8024 2007-03-26 Joseph Myers <joseph@codesourcery.com>
8026 * tree-pretty-print.c (dump_generic_node): Report precision of
8027 unnamed integer types.
8029 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
8031 * ifcvt.c (noce_try_store_flag_constants): Don't check
8032 no_new_pseudos here.
8033 (noce_try_store_flag_constants): Don't check no_new_pseudos.
8034 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
8035 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
8036 noce_try_sign_mask): Likewise.
8037 (if_convert): Check no_new_pseudos here.
8039 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
8041 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
8042 (noce_get_condition): Handle new then_else_reversed argument.
8043 (noce_init_if_info): Remove, fold into noce_find_if_block.
8044 (noce_process_if_block): Take a struct noce_if_info as the
8045 argument. Don't set up one based on ce_if_info. Update pointer
8046 references accordingly.
8047 (cond_move_process_if_block): Likewise.
8048 (process_if_block): Removed.
8049 (find_if_block): Removed. Move functionality two new functions,
8050 noce_find_if_block and cond_exec_find_if_block.
8051 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
8052 blocks and the symmetric IF-ELSE-JOIN case.
8053 (cond_exec_find_if_block): Also new function mostly based on old
8054 find_if_block and process_if_block.
8055 (find_if_header): Replace find_if_block call with separately
8056 guarded calls to noce_find_if_block and cond_exec_find_if_block.
8057 (find_cond_trap): Update noce_get_condition call.
8058 (dead_or_predicable): Likewise.
8060 2007-03-26 Jakub Jelinek <jakub@redhat.com>
8062 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
8064 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
8065 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
8066 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
8067 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
8068 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
8069 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
8070 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
8071 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
8072 __builtin_ia32_psrad128 builtins.
8074 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
8076 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
8077 * config/i386/constraints.md
8078 (define_constraint "I"): Use IN_RANGE macro.
8079 (define_constraint "J"): Ditto.
8080 (define_constraint "K"): Ditto.
8081 (define_constraint "M"): Ditto.
8082 (define_constraint "N"): Ditto.
8083 (define_constraint "O"): Ditto.
8084 * config/i386/predicates.md
8085 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
8086 (define_predicate "const_0_to_3_operand"): Ditto.
8087 (define_predicate "const_0_to_7_operand"): Ditto.
8088 (define_predicate "const_0_to_15_operand"): Ditto.
8089 (define_predicate "const_0_to_63_operand"): Ditto.
8090 (define_predicate "const_0_to_255_operand"): Ditto.
8091 (define_predicate "const_1_to_31_operand"): Ditto.
8092 (define_predicate "const_2_to_3_operand"): Ditto.
8093 (define_predicate "const_4_to_7_operand"): Ditto.
8095 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8097 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
8098 in SImode for save_world.
8099 * config/rs6000/altivec.md (save_world, restore_world): Convert to
8102 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
8104 PR tree-optimization/30784
8105 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
8108 2007-03-25 Revital Eres <eres@il.ibm.com>
8110 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
8111 Fold movement_possibility function into it.
8113 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8115 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
8116 (load_macho_picbase_{si,di}): Convert to LR hard reg.
8117 (call_indirect_nonlocal_darwin64): Same.
8118 (call_nonlocal_darwin64): Same.
8119 (call_value_indirect_nonlocal_darwin64): Same.
8120 (call_value_nonlocal_darwin64): Same.
8121 (sibcall_nonlocal_darwin64): Same.
8122 (sibcall_value_nonlocal_darwin64): Same.
8123 (sibcall_symbolic_64): Same.
8124 (sibcall_value_symbolic_64): Same.
8125 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
8127 (rs6000_emit_load_toc_table): Same.
8128 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
8129 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
8135 (load_toc_v4_pic_si): Same
8136 (load_toc_v4_PIC_1): Same.
8137 (load_toc_v4_PIC_1b): Same.
8138 (call_indirect_aix{32,64}): Same.
8139 (call_value_indirect_aix{32,64}): Same.
8142 (call_local{32,64}): Same.
8143 (call_value_local{32,64}): Same.
8144 (call_indirect_nonlocal_aix{32,64}): Same.
8145 (call_nonlocal_aix{32,64}): Same.
8146 (call_value_indirect_nonlocal_aix{32,64}): Same.
8147 (call_value_nonlocal_aix{32,64}): Same.
8148 (call_indirect_nonlocal_sysv<mode>): Same.
8149 (call_nonlocal_sysv<mode>): Same.
8150 (call_value_indirect_nonlocal_sysv<mode>): Same.
8151 (call_value_nonlocal_sysv<mode>): Same.
8153 (sibcall_local{32,64}): Same.
8154 (sibcall_value_local{32,64}): Same.
8155 (sibcall_nonlocal_aix{32,64}): Same.
8156 (sibcall_value_nonlocal_aix{32,64}): Same.
8157 (sibcall_nonlocal_sysv<mode>): Same.
8158 (sibcall_value): Same.
8159 (sibcall_value_nonlocal_sysv<mode>): Same.
8161 2007-03-24 Paul Brook <paul@codesourcery.com>
8163 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
8164 * config/arm/linux-eabi.h: Remove legacy syscall hack.
8166 2007-03-24 Richard Henderson <rth@redhat.com>
8168 * config/ia64/constraints.md: New file.
8169 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
8170 satisfies_constraint_?.
8171 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
8172 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
8173 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
8174 ia64_output_mi_thunk): Likewise.
8175 (ia64_const_ok_for_letter_p): Remove.
8176 (ia64_const_double_ok_for_letter_p): Remove.
8177 (ia64_extra_constraint): Remove.
8178 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
8179 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
8180 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
8181 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
8182 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
8183 EXTRA_MEMORY_CONSTRAINT): Remove.
8184 * config/ia64/ia64.md: Include constriants.md. Replace
8185 CONST_OK_FOR_? with satisfies_constraint_?.
8187 2007-03-23 Michael Meissner <michael.meissner@amd.com>
8188 H.J. Lu <hongjiu.lu@intel.com>
8190 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
8192 (name macros): Use DPD_BID_NAME to convert names properly.
8194 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
8195 decimal floating point format.
8196 (init_floating_libfuncs): Change decimal functions so that they
8197 have a "bid_" prefix if the decimal system uses the BID format,
8198 and "dpd_" prefix if the decimal system uses the DPD format.
8199 (init_interclass_conv_libfuncs): Ditto.
8200 (init_intraclass_conv_libfuncs): Ditto.
8202 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
8203 using the BID format.
8205 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
8206 whether we are using the BID decimal format.
8207 * configure: Regenerate.
8209 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
8210 the compiler has decimal floating point enabled. Define
8211 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
8214 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
8215 using the BID format.
8217 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
8218 whether we are using the BID decimal format.
8219 * configure: Regenerate.
8221 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
8222 the compiler has decimal floating point enabled. Define
8223 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
8226 * doc/install.texi (--enable-decimal-float): Document BID and DPD
8227 options, and that it is enabled for i386/x86_64 systems.
8229 * Makefile.in (enable_decimal_float): New.
8231 (DECNUMINC): Add -I$(DECNUMFMT).
8232 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
8233 to $(DECNUMFMT) from $(DECNUM).
8235 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
8236 Substitute enable_decimal_float.
8237 * configure: Regenerated.
8240 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
8243 * configure.ac: Enable decimal float for x86_64-*-linux*.
8244 * configure: Regenerated.
8247 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
8248 decimal128ClearSign to flip and clear the sign bit in decimal128.
8249 (decimal_real_maxval): Set decimal128SetSign to set the sign
8252 2007-03-23 Ian Lance Taylor <iant@google.com>
8254 * fold-const.c (fold_binary): Correct warning for X - c >= X.
8256 2007-03-23 Ian Lance Taylor <iant@google.com>
8258 * tree-dump.c (dump_files): Correct comment.
8260 2007-03-23 Ian Lance Taylor <iant@google.com>
8262 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
8264 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
8266 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
8267 in cfglayout mode. Don't go into and out of cfglayout mode.
8268 Link the blocks in the order of the constructed traces.
8269 (rest_of_handle_tracer): Adjust call to tracer.
8270 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
8271 Don't go into cfglayout mode.
8272 (rtl_loop_done): Don't go out of cfglayout mode.
8273 * cfglayout.c (relink_block_chain): New function, split out from...
8274 (fixup_reorder_chain): ...here. Remove redundant checking.
8275 (cfg_layout_finalize): Don't clear the header, footer, and aux
8276 fields here, move the code to do so to relink_block_chain. Likewise
8277 for free_original_copy_tables.
8278 * rtl.h (tracer): Update prototype.
8279 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
8280 Assert we are in cfglayout mode. Don't go into and out of cfglayout
8281 mode. Use relink_block_chain to serialize the CFG according to the
8282 new basic block order. Move targetm.cannot_modify_jumps_p check from
8284 (gate_handle_reorder_blocks): ...to here.
8285 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
8287 (gate_duplicate_computed_gotos): ...to here.
8288 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
8289 something always changes when going into and out of cfglayout mode.
8290 Perform an expensive cfg cleanup while going into cfglayout mode.
8291 Always update liveness information on HAVE_conditional_execution
8292 targets. Reserialize the basic blocks and go out of cfglayout mode.
8293 * reg-stack.c: Include cfglayout.h.
8294 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
8295 the call to reorder_basic_blocks.
8296 * basic-block.h (reorder_basic_blocks): Update prototype.
8297 (relink_block_chain): New prototype.
8298 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
8300 2007-03-23 Joseph Myers <joseph@codesourcery.com>
8302 * config/mips/mips.md (type, hazard, *movdi_32bit,
8303 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
8304 *movhi_internal, *movqi_internal, *movsf_hardfloat,
8305 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
8306 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
8307 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
8309 (movcc): Change first xfer to multi.
8310 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
8311 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
8312 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
8313 config/mips/generic.md: Change reservations using "xfer" to use
8315 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
8316 using match_operand.
8317 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
8318 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
8320 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
8322 2007-03-22 Richard Henderson <rth@redhat.com>
8324 * config/i386/i386.c: Remove unnecessary function declarations.
8325 Move targetm definition, and all related macros, to the end of
8326 the file. Resort some functions to put definitions before uses.
8327 (ix86_attribute_table): Make static. Move to end of file.
8328 (ix86_gimplify_va_arg): Make static.
8330 2007-03-22 Richard Henderson <rth@redhat.com>
8332 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
8333 don't increase local_regparm with force_align_arg_pointer check.
8334 (ix86_function_sseregparm): Assert 32-bit.
8335 (type_has_variadic_args_p): New.
8336 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
8337 type_has_variadic_args_p.
8338 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
8339 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
8340 use memset instead. Do maybe_vaarg check first; skip attribute
8341 tests if true; skip attribute tests for 64-bit.
8342 (construct_container): Remove TARGET_DEBUG_ARG.
8343 (function_arg_advance_32, function_arg_advance_64): Split out ...
8344 (function_arg_advance): ... from here.
8345 (function_arg_32, function_arg_64): Split out ...
8346 (function_arg): ... from here.
8347 (ix86_pass_by_reference): Tidy.
8348 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
8349 (function_value_32): New, from parts of ix86_function_value
8350 and ix86_value_regno.
8351 (function_value_64): New, from parts of ix86_function_value
8352 and ix86_libcall_value.
8353 (ix86_function_value_1): New.
8354 (ix86_function_value, ix86_libcall_value): Use it.
8355 (return_in_memory_32, return_in_memory_64): Split out ...
8356 (ix86_return_in_memory): ... from here.
8357 (ix86_struct_value_rtx): Skip for 64-bit.
8358 (ix86_libcall_value, ix86_value_regno): Remove.
8359 (setup_incoming_varargs_64): Split out ...
8360 (ix86_setup_incoming_varargs): ... from here.
8361 (ix86_va_start): Remove TARGET_DEBUG_ARG.
8362 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
8363 * config/i386/i386-protos.h (ix86_function_value): Remove.
8364 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
8366 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8369 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
8370 infinities not supported, otherwise emit warning if -Woverflow. On
8371 underflow, emit warning if -Woverflow.
8372 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
8374 * real.h (real_from_string): Update declaration
8376 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
8377 Richard Henderson <rth@redhat.com>
8379 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
8380 * calls.c (compute_argument_block_size, expand_call,
8381 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
8382 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
8383 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
8384 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
8385 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
8386 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
8387 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
8388 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
8391 2007-03-22 Joseph Myers <joseph@codesourcery.com>
8393 * c-incpath.c (add_sysroot_to_chain): New.
8394 (merge_include_chains): Add sysroot argument. Call
8395 add_sysroot_to_chain if sysrooted.
8396 (register_include_chains): Update call to merge_include_chains.
8397 * doc/cppopts.texi: Document use of '=' in include directory
8400 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
8402 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
8403 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
8404 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
8405 insn pattern using X87MODEF12 mode macro.
8407 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
8409 * regmove.c (regmove_optimize): Use reg_mentioned_p
8410 instead of reg_overlap_mentioned_p for DST.
8412 2007-03-21 Mike Stump <mrs@apple.com>
8414 * c.opt: Fixup for Objective-C/C++.
8416 2007-03-21 Steve Ellcey <sje@cup.hp.com>
8418 * explow.c (convert_memory_address): Fold memory reference when
8419 POINTERS_EXTEND_UNSIGNED < 0
8421 2007-03-21 Richard Henderson <rth@redhat.com>
8424 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
8425 * config/i386/mmintrin.h (__m64): Likewise.
8426 * config/i386/xmmintrin.h (__m128): Likewise.
8428 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8430 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
8431 (VXWORKS_OS_CPP_BUILTINS): Define.
8432 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
8433 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
8435 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8437 * rtl.h (constant_pool_reference_p): Delete.
8438 (find_constant_src): Declare.
8439 * rtlanal.c (find_constant_src): New function.
8440 * simplify-rtx.c (constant_pool_reference_p): Delete.
8441 * config/i386/i386.md: Use find_constant_src instead of
8442 constant_pool_reference_p/avoid_constant_pool_reference pairs.
8444 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8446 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
8447 * c-cppbuiltin.c (c_cpp_builtins): Define them.
8449 2007-03-20 Mark Mitchell <mark@codesourcery.com>
8451 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
8452 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
8453 (arm_elf_asm_constructor): Use it.
8454 (arm_elf_asm_destructor): New function.
8456 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
8458 * jump.c (mark_jump_label): Treat SEQUENCE specially.
8460 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
8462 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
8464 2007-03-19 Andrew Haley <aph@redhat.com>
8466 PR tree-optimization/31264
8467 * tree-vrp.c (register_edge_assert_for_1): Don't look though
8470 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
8472 PR rtl-optimization/30907
8473 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
8474 (fwprop_init): Always call loop_optimizer_initialize.
8475 (fwprop_done): Always call loop_optimizer_finalize.
8476 (fwprop): We always have loop info now.
8477 (gate_fwprop_addr): Remove.
8478 (pass_fwprop_addr): Use gate_fwprop as gate.
8480 PR rtl-optimization/30841
8481 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
8482 df_chain_alloc): Call df_reorganize_refs unconditionally.
8483 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
8484 refs_organized to refs_organized_size.
8485 (df_ref_create_structure): Use refs_organized_size instead of
8486 bitmap_size if refs had been organized, and keep refs_organized_size
8488 * df.h (struct df_ref_info): Change refs_organized to
8489 refs_organized_size.
8490 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
8493 2007-03-19 Mark Mitchell <mark@codesourcery.com>
8495 * except.c (output_function_exception_table): Do not reference the
8496 EH personality routine for functions that do not require an
8499 2007-03-20 Jakub Jelinek <jakub@redhat.com>
8502 * c-typeck.c (convert_for_assignment): Call comptypes for
8503 RECORD_TYPE or UNION_TYPE.
8506 * reload1.c (reload): Do invalid ASM checking after
8507 cleanup_subreg_operands.
8509 2007-03-19 Jeff Law <law@redhat.com>
8511 * tree-cfg.c (find_taken_edge): Tighten conditions for
8512 optimizing computed gotos.
8514 2007-03-19 Michael Matz <matz@suse.de>
8516 * builtins.c (expand_builtin_sync_operation,
8517 expand_builtin_compare_and_swap,
8518 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
8521 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
8522 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
8525 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8527 * doc/tm.texi: Add brackets around the return type of
8528 TARGET_SECONDARY_RELOAD.
8530 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8531 Richard Guenther <rguenther@suse.de>
8533 PR tree-optimization/31254
8534 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8535 Use handled_component_p () where appropriate. Continue
8536 propagating into the rhs if we propagated into an INDIRECT_REF
8539 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8541 * config/s390/s390.md (op_type attribute): RRR instruction type added.
8542 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
8543 (xde, xdee): Mode attributes adjusted to support DFP modes.
8544 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
8545 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
8546 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
8547 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
8548 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
8549 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8550 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
8552 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
8553 "movsf"): Insn definitions removed.
8554 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
8555 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
8556 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
8558 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
8559 "reload_in<mode>", "reload_out<mode>"): Expander added.
8560 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
8563 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8565 * config/s390/s390.md: Only non-functional changes. Renamed
8566 FPR mode macro to BFP all over the file.
8568 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8570 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
8571 (op_type attribute): RRF instruction type added.
8572 (fT0): New mode attribute.
8573 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8574 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
8575 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
8576 no secondary memory is needed when moving DFmode values between GPRs
8579 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8581 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
8582 inverted and documentation adjusted.
8583 ("mhard-dfp", "msoft-dfp"): New options.
8584 * config/s390/s390.c (s390_handle_arch_option): New architecture
8586 (override_options): Sanity checks for the new options added.
8587 * config.gcc: New architecture switch: z9-ec.
8588 * config/s390/s390.h (processor_flags): PF_DFP added.
8589 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
8590 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
8591 when the bit is NOT set so remove it from the defaults.
8593 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8595 * genemit.c (main): Print include statement for dfp.h.
8596 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
8599 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8601 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
8603 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
8606 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
8609 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8611 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
8612 attr_length_call, output_call, output_indirect_call): Cleanup
8613 formatting of targetm calls.
8615 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8617 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
8619 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8621 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
8622 reservation, bypass and anti-bypass descriptions for these instructions.
8623 Update move patterns.
8624 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
8627 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
8629 * tree-vect-transform.c (get_initial_def_for_induction): Replace
8630 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
8631 (get_initial_def_for_reduction): Likewise.
8633 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
8635 Fix PR tree-optimization/29922
8636 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
8637 (get_representative): Removed.
8638 (value_dies_in_block_x): Update for rvuse removal.
8639 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
8640 (compute_antic_aux): Handle when PHI nodes appear in
8641 non-single-successors.
8642 (dump_bitmap_of_names): Removed.
8643 (compute_antic_safe): Renamed and removed rvuse calculation.
8644 Calculate only antic safe.
8645 (insert_into_preds_of_block): Remove assert.
8646 (execute_pre): Update for renamed functions.
8647 (defer_or_phi_translate_block): New function.
8649 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8651 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
8652 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
8654 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
8655 Follow spelling conventions.
8657 * tree-data-ref.h: Remove the prototype for analyze_array.
8659 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
8661 PR tree-optimization/31041
8662 * tree-vect-transform.c (get_initial_def_for_induction): Call
8663 force_gimple_operand.
8665 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
8667 * ipa-type-escape.c (look_for_casts) : Revert code to use
8668 handled_component_p due to ada test a-numaux.adb.
8670 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8672 * final.c (final_scan_insn): Alter the condition of a
8673 conditional trap if we have nonstandard CC.
8675 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8677 * configure.ac: Remove excess quoting from asm line 0 test.
8678 * configure: Rebuilt.
8680 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8682 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
8683 * c-common.c (convert_and_check): Move warning logic to...
8684 (warnings_for_convert_and_check): ...here. Define.
8685 * c-common.h (warnings_for_convert_and_check): Declare.
8687 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8689 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
8690 (output_call): Likewise.
8692 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8694 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
8696 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8698 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
8700 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
8702 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
8703 opteron, athlon-64 and athlon-fx processor_alias_table entries.
8705 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
8707 PR tree-optimization/31183
8708 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
8709 Use double_int instead of unsigned int for representing access_strides.
8710 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
8712 2007-03-16 Richard Guenther <rguenther@suse.de>
8714 PR tree-optimization/31146
8715 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
8716 to allow recursion of forward_propagate_addr_expr.
8717 (forward_propagate_addr_into_variable_array_index): Likewise.
8718 (forward_propagate_addr_expr): Likewise.
8719 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8720 (forward_propagate_addr_expr_1): Recurse on simple copies
8721 instead of propagating into them. Do so for useless conversions
8723 (forward_propagate_addr_expr): Clean up unused statements after
8726 2007-03-16 Richard Guenther <rguenther@suse.de>
8728 * builtins.c (expand_builtin_cexpi): Use the right argument
8729 for the expansion via cexp.
8731 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8733 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
8734 * configure: Rebuilt.
8736 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8739 * dwarf2out.c (force_type_die): Adjust comment.
8740 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
8742 2007-03-15 DJ Delorie <dj@redhat.com>
8744 * config/frv/predicates.md (minmax_operator): Don't check operands
8747 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8749 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
8750 Update constant estimates of number of iterations.
8751 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
8752 argument renamed to "realistic".
8753 (compute_estimated_nb_iterations): Removed.
8754 (record_niter_bound): New function.
8755 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
8756 call record_nonwrapping_iv with upper = false.
8757 (infer_loop_bounds_from_signedness): Pass upper argument to
8758 record_nonwrapping_iv.
8759 (estimate_numbers_of_iterations_loop): Do not call
8760 compute_estimated_nb_iterations. Record estimate based on profile
8761 information. Initialize the constant estimates of number of
8763 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
8765 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
8766 number of iterations is too small.
8767 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
8768 (EST_NOT_AVAILABLE): Removed.
8769 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
8770 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
8773 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8775 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
8776 Handle NE_EXPR guards.
8778 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8781 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
8782 Set also -pedantic-errors by default for the preprocessor unless
8783 -fpermissive is given.
8785 2007-03-15 Richard Guenther <rguenther@suse.de>
8789 * builtins.c (expand_builtin_cexpi): As a fallback if we
8790 don't have builtins for sincos or cexp create a function
8791 declaration for cexp and expand to a call to that.
8792 (expand_builtin_int_roundingfn): Always fall
8793 back to floor/ceil and its variants even if they may be
8796 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
8799 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
8800 jump tables, move the call to delete_dead_jumptables from here...
8801 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
8802 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
8803 don't allow merging of blocks that try_redirect_by_replacing_jump
8804 also does not handle when not optimizing.
8806 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8807 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8809 * config/i386/i386.md (x86_sahf_1): Correctly handle
8812 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8815 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
8816 x86_64_general_operand as operand[2] predicate. Remove "iF"
8817 from operand constraints and use "e" constraint instead.
8818 (*subti3_1, *subti3_1 splitter): Ditto.
8819 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
8820 operand[1] predicate.
8822 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
8824 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
8825 arrays, multiply the access strides by the size of the sub-array.
8826 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
8828 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8830 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
8831 the configured assembler supports the sahf mnemonic.
8832 * configure: Regenerate.
8833 * config.in: Regenerate.
8835 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
8836 emit "sahf" or ".byte\t0x9e" as asm template.
8838 2007-03-14 Michael Meissner <michael.meissner@amd.com>
8841 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
8842 option to replace hard coded TARGET_xxx in md file.
8843 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
8844 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8845 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
8846 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
8847 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
8848 (X86_TUNE_NOT_VECTORMODE): Ditto.
8849 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
8850 (TUNE_AVOID_VECTOR_DECODE): Ditto.
8851 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8852 (TUNE_SLOW_IMUL_IMM8): Ditto.
8853 (TUNE_MOVE_M1_VIA_OR): Ditto.
8854 (TUNE_NOT_UNPAIRABLE): Ditto.
8855 (TUNE_NOT_VECTORMODE): Ditto.
8857 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
8860 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
8861 tuning options instead of hard coded TARGET_xxx.
8862 (fix ssemode peephole2's): Ditto.
8863 (imul peephole2's): Ditto.
8865 (movdi_or_rex64): Ditto.
8866 (move peephole2): Ditto.
8867 (not peephole2's): Ditto.
8869 2007-03-14 Dirk Mueller <dmueller@suse.de>
8871 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
8872 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
8873 * c-parser.c (c_parser_if_body): Always add an empty statement in case
8875 * c-parser.c (c_parser_do_statement): Warn about empty body in
8877 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
8878 * doc/invoke.texi (-Wempty-body): Update documentation.
8880 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8883 * c-common.h (warn_for_div_by_zero): Declare.
8884 * c-common.c (warn_for_div_by_zero): Define.
8885 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
8888 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8890 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
8891 to PREFIX and STANDARD_PREFIX.
8893 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8894 Phil Edwards <phil@codesourcery.com>
8896 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
8897 (__gthread_once_t): Remove busy field for RTPs.
8898 (__GTHREAD_ONCE_INIT): Update accordingly.
8900 2007-03-14 Richard Sandiford <richard@codesourcery.com>
8902 * doc/invoke.texi: Document VxWorks options.
8904 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8906 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
8908 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
8910 PR tree-optimization/30590
8911 * tree-nrv.c (tree_nrv): Check for the partial update of the
8914 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8916 * flags.h (flag_random_seed): Remove declaration, in favor of...
8917 * toplev.h (get_random_seed, set_random_seed): ... these.
8918 * tree.c (get_file_function_name): Use the former.
8919 * opts.c (common_handle_option): Use the latter.
8922 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
8925 * cse.c (cse_find_path): Do not bail out if a basic block that
8926 we already visited now becomes part of a path that starts at a
8927 different basic block. Just disallow this, to make sure we
8928 visit each basic block at most once.
8930 2007-03-13 Jan Hubicka <jh@suse.cz>
8932 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
8933 when profile esitmate is present, calls with very low frequency are
8936 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
8938 PR tree-optimization/30730
8939 PR tree-optimization/26900
8940 * tree-ssa-loop-niter.c: Include gmp.h.
8942 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
8943 split_to_var_and_offset, determine_value_range,
8944 bound_difference_of_offsetted_base, refine_bounds_using_guard,
8945 bound_difference, bounds_add, bounds_negate,
8946 number_of_iterations_ne_max, dump_affine_iv): New functions.
8947 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
8948 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
8949 difference of initial and final value of control iv to validate
8951 (number_of_iterations_cond): Add loop parameter. Determine bounds
8952 on the difference of the extremes of the control iv. Add dumps.
8953 (expand_simple_operations): Handle phi nodes.
8954 (simplify_using_initial_conditions): Do not record used conditions.
8955 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
8956 Do not set additional_info.
8957 (implies_nonnegative_p, implies_ge_p): Removed.
8958 (derive_constant_upper_bound): Do not use parameter `additional'.
8959 (record_estimate): Parameter `additional' removed. Parameter
8960 `i_bound' added. Do not call derive_constant_upper_bound.
8961 (record_nonwrapping_iv): Use derive_constant_upper_bound to
8962 bound the number of iterations estimate.
8963 (estimate_numbers_of_iterations_loop): Pass the estimate from
8964 the number of iterations analysis to record_estimate.
8965 * tree.h (multiple_of_p): Declare.
8966 * tree-scalar-evolution.c (expression_expensive_p): Removed.
8967 (scev_const_prop): Do not check expression_expensive_p.
8968 * fold-const.c (multiple_of_p): Exported.
8969 * double-int.c (double_int_mask): Exported.
8970 * double-int.h (double_int_mask): Declare.
8971 * tree-flow.h (struct tree_niter_desc): Removed additional_info
8972 field. Added max field.
8974 2007-03-13 David Taylor <taylor@candd.org>
8977 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
8980 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8983 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
8984 two unamed patterns.
8986 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
8988 * config/i386/i386.opt (mcx16, msahf): New options.
8989 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
8990 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
8992 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
8993 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
8994 Output -mcx16 and -msahf options when corresponding bit is set.
8996 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
8999 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9001 * configure.ac: Test for assembler tolerance to # 0 "".
9002 * configure, config.in: Rebuilt.
9003 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
9005 2007-03-13 Geoffrey Keating <geoffk@apple.com>
9007 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
9009 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
9010 (handle_syscall): Handle direct system calls.
9011 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
9013 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9015 * doc/invoke.texi: Fix cpp.info cross-reference.
9016 * doc/passes.texi: Fix gcc.info cross-reference.
9018 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
9020 PR tree-optimization/30835
9021 * lambda-code.c (can_convert_to_perfect_nest): Check whether
9022 bb_for_stmt is not NULL before accessing it.
9024 2007-03-12 Joseph Myers <joseph@codesourcery.com>
9026 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
9029 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9032 * doc/install.texi: Document --enable-stage1-languages
9034 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
9036 * tree-pass.h (pass_into_cfg_layout_mode,
9037 pass_outof_cfg_layout_mode): Declare.
9038 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
9039 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
9040 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
9041 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
9043 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
9045 * c-decl.c (warn_variable_length_array): New function.
9046 Refactored from grokdeclarator to handle warn_vla
9047 and handle unnamed array case.
9048 (grokdeclarator): Refactored VLA warning case.
9049 * c.opt (Wvla): New flag.
9050 * doc/invoke.texi (Wvla): New warning.
9052 2007-03-12 Richard Henderson <rth@redhat.com>
9054 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
9055 (TARGET_SECTION_TYPE_FLAGS): New.
9057 2007-03-12 Richard Henderson <rth@redhat.com>
9059 * config/darwin.c (machopic_reloc_rw_mask): New.
9060 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
9061 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
9063 2007-03-12 Mark Mitchell <mark@codesourcery.com>
9065 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
9066 * cppdefault.h (cpp_PREFIX): Document.
9067 (cpp_PREFIX_len): Likewise.
9068 (cpp_EXEC_PREFIX): New variable.
9069 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
9070 * c-incpath.c (add_standard_paths): Correct logic for relocating
9071 paths within prefix.
9073 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
9075 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
9076 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
9078 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
9079 fix_truncdfdi_sse using SSEMODEF mode macro.
9080 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
9081 fix_truncdfsi_sse using SSEMODEF mode macro.
9082 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
9083 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
9085 2007-03-12 Richard Sandiford <richard@codesourcery.com>
9087 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
9090 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
9092 * tree.h : Add multiple_of_p declaration.
9093 * fold-const.c (multiple_of_p): Make multiple_of_p public.
9094 * ipa-type-escape.c (results_of_malloc): Redundant.
9095 (visited_stmts): New. Visited stmt for walk_use_def_chains.
9096 (cast_type): Extended with new members.
9097 (check_cast): Returns cast_type.
9098 (cast): New structure for data of walk_use_def_chains.
9099 (is_malloc_result, is_cast_from_non_pointer_1,
9100 is_cast_from_non_pointer,
9101 is_array_access_through_pointer_and_index): New functions.
9102 (look_for_casts): Returns cast types.
9103 (check_call): Returns void.
9104 (okay_pointer_operation): Use support of pointer plus index,
9105 pointer plus constant and allow all multiplications.
9107 2007-03-11 Richard Guenther <rguenther@suse.de>
9109 PR tree-optimization/31115
9110 * tree-vrp.c (extract_range_from_binary_expr): Make sure
9111 the shift count is positive and non-anti-range for RSHIFT_EXPR.
9112 A shift count of zero is not special as with *_DIV_EXPR.
9113 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
9116 2007-03-11 Ian Lance Taylor <iant@google.com>
9118 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
9119 the *_DIV_EXPR codes correctly with overflow infinities.
9121 2007-03-11 Ira Rosen <irar@il.ibm.com>
9123 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
9124 indicate success/failure of the analysis. Add negation to subtrahend
9125 in case of subtraction. Fail if both operands contain constants.
9126 (create_data_ref): Fail if analyze_offset fails.
9128 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
9130 * config/i386/i386.md (frndintxf2): Rename to ...
9131 (rintxf2): ... this. Remove expander having same name.
9132 (rintsf2, rintdf2): Implement using SSEMODEF macro.
9133 (roundsf2, rounddf2): Ditto.
9134 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
9135 (lround<mode>di2, lround<mode>si2): Ditto.
9137 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
9139 * lower-subreg.c: Include except.h.
9140 (decompose_multiword_subregs): Verify that the only control flow
9141 insns we can split are loads to multi-words pseudos.
9142 Handle breaking such blocks after splitting, instead of calling
9143 find_many_sub_basic_blocks.
9145 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
9146 on the new basic block. Add a lengthy comment explaining why we
9147 thought this was necessary.
9148 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
9150 2007-03-10 Mark Mitchell <mark@codesourcery.com>
9153 * tree.c (walk_type_fields): Recurse into the element type of
9154 ARRAY_TYPEs if there is a pointer set.
9156 2007-03-10 Dirk Mueller <dmueller@suse.de>
9158 * c-common.c (warn_logical_operator): Fix condition.
9160 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
9162 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
9164 * config/darwin.c (machopic_select_section): Remove superfluous
9165 argument in call to categorize_decl_for_section. Remove unused
9168 2007-03-10 Joseph Myers <joseph@codesourcery.com>
9170 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
9172 * configure: Regenerate.
9174 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
9177 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
9178 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
9179 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
9180 Add LABEL_NUSES to emitted label.
9181 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
9182 branch probability value to emitted jump insn.
9183 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
9184 Do not check life information and do not re-arrange input operands
9185 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
9187 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
9189 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
9190 the change of decode_asm_operands.
9192 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
9194 * mode-switching.c (create_pre_exit): Skip blockage insn.
9196 2007-03-09 Diego Novillo <dnovillo@redhat.com>
9198 * tree-pass.h (TODO_update_smt_usage): Remove.
9200 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9204 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9206 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
9207 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
9208 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
9211 2007-03-09 Geoffrey Keating <geoffk@apple.com>
9213 * gcc.c: Document %{, in big comment at top.
9214 (input_suffix_matches): Remove special handling for .s and
9216 (input_spec_matches): New.
9217 (handle_braces): Handle %{,.
9218 (validate_switches): ',' indicates a value which is not a switch.
9219 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
9220 to detect assembler input.
9221 * config/i386/sol2.h (CPP_SPEC): Likewise.
9222 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
9223 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
9224 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
9225 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
9226 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
9227 -m64 causes deployment target to default to 10.5.
9228 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9230 2007-03-09 Richard Henderson <rth@redhat.com>
9233 * target.h (targetm.asm.out.reloc_rw_mask): New.
9234 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
9235 (TARGET_ASM_OUT): Use it.
9236 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
9237 * varasm.c (categorize_decl_for_section): Remove shlib argument;
9238 use the new reloc_rw_mask target hook instead.
9239 (default_section_type_flags_1): Merge into...
9240 (default_section_type_flags): ... here.
9241 (decl_readonly_section_1): Merge into...
9242 (decl_readonly_section): ... here.
9243 (default_elf_select_section_1): Merge into...
9244 (default_elf_select_section): ... here.
9245 (default_unique_section_1): Merge into...
9246 (default_unique_section): ... here.
9247 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
9248 (default_select_rtx_section): Use it.
9249 (default_elf_select_rtx_section): Likewise.
9250 * output.h: Update to match.
9251 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
9252 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
9253 (TARGET_ASM_RELOC_RW_MASK): New.
9254 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
9255 to categorize_decl_for_section.
9256 (x86_64_elf_unique_section): Likewise.
9257 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
9258 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
9259 (TARGET_ASM_RELOC_RW_MASK): New.
9260 * config/ia64/ia64.c (ia64_rwreloc_select_section,
9261 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
9262 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
9263 (TARGET_RWRELOC): Remove.
9264 (ia64_section_type_flags): Adjust call to default_section_type_flags.
9265 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
9266 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
9267 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
9268 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
9269 (rs6000_xcoff_select_section): Use decl_readonly_section.
9270 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
9271 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
9272 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
9273 (TARGET_SECTION_TYPE_FLAGS): Remove.
9274 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
9276 2007-03-09 Roger Sayle <roger@eyesopen.com>
9278 * fold-const.c (fold_comparison): Remove compile-time evaluation of
9279 complex constant equality/inequality comparisons for here.
9280 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
9281 known at compile-time or can be simplified to a scalar comparison.
9282 (fold_relational_const): Move compile-time evaluation of complex
9283 constant equality/inequality comparisons to here.
9285 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9287 PR rtl-optimization/30643
9288 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
9290 (fold_rtx): Recurse, like before 2006-11-03.
9292 2007-03-09 DJ Delorie <dj@redhat.com>
9294 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
9297 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
9299 PR tree-optimization/30375
9300 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
9301 LHS of statements is not the same.
9302 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
9304 2007-03-09 Chao-ying Fu <fu@mips.com>
9306 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
9308 * doc/invoke.texi (-mdspr2): Document new option.
9309 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
9310 New unspec for DSP REV 2.
9311 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
9312 these instructions are extended in DSP REV 2.
9313 (mips-dspr2.md): Include.
9314 * config/mips/mips.opt (mdspr2): New option.
9315 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
9316 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
9317 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
9318 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
9319 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
9320 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
9321 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
9323 (bdesc_map): Add one field of unsupported_target_flags.
9324 (bdesc_arrays): Update entries to have extra fields. Add
9326 (mips_init_builtins): Initialize new function types.
9327 Check unsupported_target_fileds to filter out builtins.
9328 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
9330 (ASM_SPEC): Pass mdspr2 to the assembler.
9331 * config/mips/mips-dspr2.md: New file.
9333 2007-03-09 Sa Liu <saliu@de.ibm.com>
9335 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
9337 2007-03-09 Ian Lance Taylor <iant@google.com>
9339 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
9340 argument) like -Wstrict-overflow=2.
9341 * doc/invoke.texi (Warning Options): Update documentation.
9343 2007-03-09 Dirk Mueller <dmueller@suse.de>
9346 * doc/invoke.texi (-Wlogical-op): Document.
9347 * common.opt (-Wlogical-op): New.
9348 * c-common.h (warn_logical_operator): Declare.
9349 * c-common.c (warn_logical_operator): Define.
9350 * c-typeck.c (parser_build_binary_op): Call
9351 warn_logical_operator.
9353 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9355 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
9356 * final.c (final_scan_insn): Test for non-"" file name.
9358 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
9360 * doc/loop.texi: Document the Omega linear constraints solver.
9361 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
9362 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
9363 omega-hash-table-size, omega-max-keys, and
9364 omega-eliminate-redundant-constraints.
9365 * tree-pass.h (pass_check_data_deps): Declared.
9368 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
9369 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
9370 pass_check_data_deps): New.
9371 * tree-data-ref.c (init_data_ref): Remove declaration.
9372 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
9373 (analyze_array): Renamed init_array_ref, move up initializations.
9374 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
9375 Removed arguments that are set to NULL.
9376 (analyze_indirect_ref): Correct indentation, correct call to
9378 (object_analysis): Call init_array_ref instead of analyze_array.
9379 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
9380 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
9381 of DR_ACCESS_FNS_ADDR.
9382 (init_omega_eq_with_af, omega_extract_distance_vectors,
9383 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
9384 ddr_consistent_p): New.
9385 (compute_affine_dependence): Check consistency of ddrs when
9386 flag_check_data_deps is passed.
9387 (analyze_all_data_dependences): Uncomment.
9388 (tree_check_data_deps): New.
9389 * tree-data-ref.h: Include omega.h.
9390 (DR_ACCESS_FNS_ADDR): Removed.
9391 (data_dependence_relation): Add inner_loop.
9392 (DDR_INNER_LOOP): New.
9393 * common.opt (fcheck-data-deps): New.
9394 * tree-flow.h (tree_check_data_deps): Declare.
9395 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
9396 (OBJS-common): Depend on omega.o.
9398 * passes.c (pass_check_data_deps): Scheduled.
9399 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
9400 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
9401 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
9402 PARAM_VECT_MAX_VERSION_CHECKS,
9403 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
9405 2007-03-09 Richard Guenther <rguenther@suse.de>
9407 PR tree-optimization/30904
9409 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
9410 the same way as *_DIV_EXPR.
9412 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9414 * recog.c (decode_asm_operands): No mixed declarations and code.
9416 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9418 * rtl.def (ASM_INPUT): Add location.
9419 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
9420 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
9421 (decode_asm_operands): Add loc operand.
9422 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
9423 * stmt.c (expand_asm): Rename to...
9424 (expand_asm_loc): ... this. Add locus argument. Pass it on to
9425 gen_rtx_ASM_INPUT_loc.
9426 (expand_asm_expr): Adjust.
9427 * recog.c (decode_asm_operands): Add loc operand.
9428 (check_asm_operands, extract_insn): Adjust.
9429 * reload1.c (maybe_fix_stack_asms): Likewise.
9430 * final.c (asm_insn_count): Likewise.
9431 (final_scan_insn): Output # line before and after asm.
9433 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
9435 * tree-ssa-structalias.c (variable_info): Remove
9437 (new_var_info): Ditto.
9438 (shared_bitmap_info_t): New structure.
9439 (shared_bitmap_table): New variable.
9440 (shared_bitmap_hash): New function.
9441 (shared_bitmap_eq): Ditto
9442 (shared_bitmap_lookup): Ditto.
9443 (shared_bitmap_add): Ditto.
9444 (merge_smts_into): Change to take bitmap directly.
9445 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
9446 (init_alias_vars): Init shared bitmap hashtable.
9447 (delete_points_to_sets): Delete shared bitmap hashtable.
9448 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
9449 is_aliased removal as a change that was still necessary was
9452 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
9454 * config/i386/i386.h (override_options): Conditionally disable
9455 x86_sahf for 64bit targets only.
9457 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9460 * c-decl.c (merge_decls): Don't call make_var_volatile.
9461 * varasm.c (make_var_volatile): Remove.
9462 * output.h (make_var_volatile): Remove.
9464 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
9466 PR tree-optimization/31085
9467 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
9469 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9471 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
9472 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
9473 ATTR_CONST_NOTHROW_LIST.
9475 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9478 2007-03-08 Diego Novillo <dnovillo@redhat.com>
9480 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
9482 2007-03-08 Geoffrey Keating <geoffk@apple.com>
9485 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
9487 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
9488 passed, use shared libgcc.
9490 2007-03-08 Roger Sayle <roger@eyesopen.com>
9492 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
9493 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9494 (honor_protect_cleanup_actions, lower_try_finally_switch):
9496 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
9497 ifc_temp_var): Likewise.
9498 * tree-inline.c (setup_one_parameter): Likewise.
9499 * tree-mudflap.c (mf_decl_cache_locals,
9500 mf_build_check_statement_for): Likewise.
9501 * tree-nested.c (init_tmp_var, save_tmp_var,
9502 finalize_nesting_tree_1): Likewise.
9503 * tree-outof-ssa.c (insert_copy_on_edge,
9504 insert_backedge_copies): Likewise.
9505 * tree-profile.c (tree_gen_edge_profiler,
9506 tree_gen_ic_profiler): Likewise.
9507 * tree-scalar-evolution.c (scev_const_prop): Likewise.
9508 * tree-sra.c (sra_build_assignment): Likewise.
9509 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
9510 * tree-ssa-math-opts.c (insert_reciprocals,
9511 execute_cse_sincos_1): Likewise.
9512 * tree-tailcall.c (adjust_accumulator_values,
9513 adjust_return_value): Likewise.
9514 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
9515 * tree-vect-transform.c (vect_create_data_ref_ptr,
9516 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
9517 vect_create_epilog_for_reduction, vectorizable_reduction,
9518 vectorizable_call, vectorizable_conversion,
9519 vectorizable_assignment, vectorizable_operation,
9520 vectorizable_type_demotion, vect_gen_widened_results_half,
9521 vect_permute_store_chain, vectorizable_store,
9522 vect_setup_realignment, vect_permute_load_chain,
9523 vectorizable_load, vectorizable_condition,
9524 vect_create_cond_for_align_checks): Likewise.
9525 * tree-vrp.c (build_assert_expr_for): Likewise.
9527 2007-03-08 Ian Lance Taylor <iant@google.com>
9529 * tree-vrp.c: Include "intl.h".
9530 (usable_range_p): New static function.
9531 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
9532 overflowed values, juts set *strict_overflow_p.
9533 (compare_values): Only return -2 if one of the operands is not a
9535 (compare_ranges): Call usable_range_p.
9536 (compare_range_with_value): Likewise.
9537 (vrp_evaluate_conditional_warnv): Rename from
9538 vrp_evaluate_conditional. Make static. Change all callers.
9539 (vrp_evaluate_conditional): New function.
9540 (simplify_div_or_mod_using_ranges): Issue warning about reliance
9542 (simplify_abs_using_ranges): Likewise.
9543 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
9544 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
9545 within_stmt parameter.
9546 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9547 vrp_evaluate_conditional.
9548 * tree-ssa-threadedge.c
9549 (record_temporary_equivalences_from_stmts_at_dest): Change
9550 simplify parameter to take a second tree parameter.
9551 (simplify_control_stmt_condition): Likewise.
9552 (thread_across_edge): Likewise.
9553 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9554 (thread_across_edge): Likewise.
9555 * Makefile.in (tree-vrp.o): Depend upon intl.h.
9557 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
9559 * config/i386/i386.h (TARGET_SAHF): New define.
9560 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
9561 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
9562 (x86_sahf): New global variable.
9563 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
9564 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
9565 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
9566 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
9568 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
9569 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
9570 when expanding fcomi/sahf based tests.
9571 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
9572 expanding sahf based alternative. Emit sahf based sequence when
9573 optimizing for code size.
9574 * config/i386/i386.md (x86_sahf_1): Do not disable for
9575 TARGET_64BIT, enable for TARGET_SAHF.
9577 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
9579 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
9580 spurious whitespace from error message.
9582 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
9585 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
9587 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
9589 * c-decl.c (grokdeclarator): Disable warnings for anonymous
9591 * tree-sra.c (instantiate_element): Propagate disabled warnings
9592 from the element itself to the created variable.
9594 2007-03-07 Richard Henderson <rth@redhat.com>
9597 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
9598 silently fix up the stack in the case of a missing register.
9600 2007-03-07 Paul Brook <paul@codesourcery.com>
9602 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
9604 2007-03-07 Joseph Myers <joseph@codesourcery.com>
9606 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
9608 (phase1_vrs): Use them.
9609 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
9610 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
9611 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
9612 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
9613 __gnu_Unwind_Restore_WMMXC if required.
9614 (_Unwind_VRS_Pop): Implement iWMMXt support.
9615 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
9616 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
9617 gnu_Unwind_Save_WMMXC): Define.
9619 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9621 * config/vxworks.h (vxworks_override_options): Declare.
9622 (VXWORKS_OVERRIDE_OPTIONS): Use it.
9623 * config/vxworks.c: Include target.h and toplev.h.
9624 (vxworks_override_options): New function.
9625 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
9627 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
9629 * config/s390/s390.c (override_options): Don't emit an error when
9630 -mstack-size is used without providing -mstack-guard.
9631 (s390_emit_prologue): Choose stack_guard value automatically if not
9632 provided via command line.
9633 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
9635 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9637 * config/i386/i386.c (output_set_got): Add a GOT initialization
9638 sequence for VxWorks PIC.
9639 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
9640 around labels as well as symbols. Use gotoff_operand instead
9641 of local_symbolic_operand.
9642 (legitimize_pic_address): Use gotoff_operand instead of
9643 local_symbolic_operand. Use @GOT accesses for labels as
9645 (ix86_output_addr_diff_elt): Use PC-relative rather than
9646 GP-relative offsets for VxWorks PIC.
9647 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
9648 no_new_pseudos. Check whether the returned register is op0.
9649 * config/i386/i386.md (tablejump): Use PC-relative rather than
9650 GP-relative offsets for VxWorks PIC.
9651 * config/i386/predicates.md (gotoff_operand): New predicate.
9653 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9655 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
9657 * config/vxworks-dummy.h: New file.
9658 * config/i386/i386.h: Include it.
9660 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
9662 * dwarf2out.c (is_inlined_entry_point): New
9663 (add_high_low_attributes): Emit DW_AT_entry_pc along with
9664 DW_AT_ranges if the first subblock is the entry point.
9666 2007-03-06 David Daney <ddaney@avtrex.com>
9668 * doc/install.texi (mips-*-*): Change recommended binutils
9671 2007-03-06 Anatoly Sokolov <aesok@post.ru>
9673 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
9674 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
9676 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9677 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9679 2007-03-06 Jan Hubicka <jh@suse.cz>
9681 * errors.h (warning, error, fatal, internal_error): Mark as cold.
9682 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
9684 (probably_cold_bb_p): Cold functions are cold.
9685 (probably_never_executed_bb_p): Cold functions are cold.
9686 (tree_bb_level_predictions): Predict calls to cold functions as not
9688 (compute_function_frequency): Check hot/cold attributes.
9689 * function.h (function_frequency): Update comments.
9690 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
9691 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
9692 (c_common_att): Add cold and hot.
9694 * doc/extend.texi (hot,cold attributes): Document.
9696 2007-03-06 Andrew Haley <aph@redhat.com>
9698 * function.c (expand_function_end): Move blockage to just after we
9699 emit the label for the naked return from the function.
9701 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9703 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
9706 2007-03-06 Jan Hubicka <jh@suse.cz>
9708 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
9709 loaded for constant large models. Non-large 64bit PIC can do.
9710 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
9711 * cmodel.h: Add LARGE PIC.
9712 * i386.md (UNSPEC_PLTOFF): New.
9713 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
9715 (*call_1_rex64): Disable for large models.
9716 (*call_1_rex64_large): New.
9717 (*call_value_1_rex64): Disable for large models.
9718 (*call_value_1_rex64_large): New.
9719 (set_rip_rex4): New.
9720 (set_got_offset_rex64): New.
9721 * predicates.md (constant_call_address_operand): For large model
9722 constant calls are not possible.
9723 * i386-protos.h (construct_plt_address): Declare.
9724 * i386.c (override_options): Accept large models.
9725 (ix86_expand_prologue): Expand large PIC GOT pointer load.
9726 (legitimate_constant_p): Add new UNSPECs.
9727 (legitimate_pic_operand_p): Likewise.
9728 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
9729 (legitimize_pic_address): Do easy RIP relative way for TLS only for
9731 (output_pic_addr_const): Add PLTOFF.
9732 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
9733 (ix86_expand_move): Legitimize pic address when in PIC mode.
9734 (construct_plt_address): New function.
9735 (ix86_expand_call): Offload the address to register and use GOT pointer
9737 * invoke.texi (mcmodel=large): Update documentation.
9739 2007-03-06 Richard Henderson <rth@redhat.com>
9741 * config/i386/i386.c (x86_use_leave, x86_push_memory,
9742 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
9743 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
9744 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
9745 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
9746 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
9747 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
9748 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
9749 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
9750 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
9751 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9752 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
9753 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9754 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9755 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
9756 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
9757 x86_schedule, x86_use_bt, x86_pad_returns,
9758 x86_use_xchgb): Merge into ...
9759 (ix86_tune_features): ... here. New array.
9760 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9761 x86_bswap): Merge into ...
9762 (ix86_arch_features): ... here. New array.
9763 (x86_3dnow_a): Remove.
9764 (x86_accumulate_outgoing_args): Make static.
9765 (x86_arch_always_fancy_math_387): Make static.
9766 (ix86_tune_mask, ix86_arch_mask): Move ...
9767 (override_options): ... to local variables here. Apply the
9768 appropriate mask to each element of ix86_arch_features and
9769 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
9770 as were done in the old macros.
9771 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
9772 * config/i386/i386.h (x86_use_leave, x86_push_memory,
9773 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
9774 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
9775 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
9776 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
9777 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
9778 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
9779 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
9780 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
9781 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
9782 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9783 x86_accumulate_outgoing_args, x86_prologue_using_move,
9784 x86_epilogue_using_move, x86_decompose_lea,
9785 x86_arch_always_fancy_math_387, x86_shift1,
9786 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9787 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9788 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
9789 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9790 x86_use_incdec, x86_pad_returns, x86_bswap,
9791 x86_partial_flag_reg_stall): Remove.
9792 (enum ix86_tune_indices): New.
9793 (ix86_tune_features): New.
9794 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
9795 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
9796 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
9797 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
9798 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
9799 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
9800 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
9801 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
9802 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
9803 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
9804 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
9805 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
9806 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
9807 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
9808 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
9809 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
9810 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
9811 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
9812 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
9813 TARGET_EXT_80387_CONSTANTS): Use it.
9814 (enum ix86_arch_indices): New.
9815 (ix86_arch_features): New.
9816 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
9817 TARGET_BSWAP): Use it.
9818 (ix86_tune_mask, ix86_arch_mask): Remove.
9820 2007-03-06 Joseph Myers <joseph@codesourcery.com>
9823 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
9824 Define using $${sysroot_headers_suffix}.
9825 * configure: Regenerate.
9826 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
9827 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
9829 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
9830 * gcc.c (print_sysroot_headers_suffix): New.
9831 (option_map): Include --print-sysroot-headers-suffix.
9832 (display_help): Mention -print-sysroot-headers-suffix.
9833 (process_command): Handle -print-sysroot-headers-suffix.
9834 (do_spec_1): Append multilib directory to include-fixed path if
9835 sysroot suffixes in use.
9836 (main): Handle -print-sysroot-headers-suffix.
9837 * Makefile.in (start.encap): Don't depend on xlimits.h
9838 (xlimits.h): Remove.
9839 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
9840 limits.h for each multilib in fixinc_list.
9841 (fixinc_list, s-fixinc_list): New.
9842 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
9843 generate them for each multilib in fixinc_list.
9844 (stmp-fixproto): Use include-fixed. Run fixproto for each
9845 multilib in fixinc_list.
9846 (mostlyclean): Don't remove xlimits.h.
9847 (clean): Remove include-fixed.
9848 (real-install-headers-tar, real-install-headers-cpio,
9849 real-install-headers-cp): Don't copy include, only include-fixed.
9850 (install-mkheaders): Depend on fixinc_list. Don't depend on
9851 xlimits.h. Save limits.h files for each multilib in fixinc_list.
9852 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
9853 SYSTEM_HEADER_DIR setting in mkheaders.conf.
9855 2007-03-06 Jan Hubicka <jh@suse.cz>
9857 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
9860 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9862 * configure.ac: Allow tm_file to contain build-directory files.
9863 * configure: Regenerate.
9864 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
9865 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
9866 * config/m68k/print-sysroot-suffix.sh: New file.
9868 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9870 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
9871 of pic_offset_table_rtx if reload_completed.
9872 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
9873 PIC_OFFSET_TABLE_REGNUM.
9874 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
9876 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
9877 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
9879 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9881 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9882 functions that call eh_return.
9884 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9886 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9887 functions that need a constant pool.
9889 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9892 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
9893 (m68k_preferred_reload_class): Likewise.
9894 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
9895 (SECONDARY_RELOAD_CLASS): Define.
9896 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
9897 (LIMIT_RELOAD_CLASS): Delete.
9898 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
9899 registers from storing bytes.
9900 (m68k_secondary_reload_class): New function.
9901 (m68k_preferred_reload_class): Likewise.
9903 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9905 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
9907 (m68k_expand_prologue): Likewise.
9909 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9911 * config/m68k/m68k-protos.h (output_sibcall): Declare.
9912 (mips_expand_epilogue): Add a bool parameter.
9913 (m68k_legitimize_sibcall_address): Declare.
9914 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
9915 (m68k_expand_epilogue): Add a parameter to select between sibling
9916 and normal epilogues. Only generate a return for the latter.
9917 (m68k_ok_for_sibcall_p): New function.
9918 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
9919 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
9920 (sibcall_value, *sibcall_value): Likewise.
9921 (*call, *call_value): Require !SIBLING_CALL_P.
9922 (epilogue): Update call to m68k_expand_epilogue.
9923 (sibcall_epilogue): New pattern.
9924 * config/m68k/predicates.md (const_call_operand): Say that this
9925 predicate applies to sibling calls too.
9926 (sibcall_operand): New predicate.
9928 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9930 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
9931 alternatives as movsi_cf.
9932 (movsf_cf_hard): Add commentary.
9934 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
9935 Richard Sandiford <richard@codesourcery.com>
9937 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
9938 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
9939 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
9940 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
9941 as being live on exit from an interrupt function.
9942 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
9943 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
9944 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
9945 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
9946 (m68k_interrupt_function_p): Globalize.
9947 (m68k_compute_frame_layout): Remove reverse mask code.
9948 (m68k_emit_movem, m68k_set_frame_related): New functions.
9949 (m68k_output_function_prologue): Delete in favor of...
9950 (m68k_expand_prologue): ...this new function.
9951 (m68k_output_function_epilogue): Delete in favor of...
9952 (m68k_expand_epilogue): ...this new function.
9953 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
9955 (print_operand): Handle %?.
9956 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
9957 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
9958 (prologue, epilogue): New patterns.
9959 (return): Turn into a define_expand.
9960 (*return): New pattern, derived from old "return" pattern. Use rte
9961 rather than rts for interrupt functions. Only use rtd if the pop
9963 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
9964 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
9965 (link, *link, unlink, *unlink, load_got): Likewise.
9967 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9971 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
9972 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
9973 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
9974 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
9975 and m68k_matches_u_p.
9976 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
9977 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
9978 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
9979 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
9980 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
9981 (REG_STRICT_P): New macro.
9982 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
9983 PCREL_GENERAL_OPERAND_OK.
9984 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
9985 m68k_legitimate_base_reg_p.
9986 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
9987 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
9988 (PIC_CASE_VECTOR_ADDRESS): Update comment.
9989 * config/m68k/m68k.c (m68k_address): New structure.
9990 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
9991 (m68k_decompose_index, m68k_legitimate_constant_address_p)
9992 (m68k_jump_table_ref_p, m68k_decompose_address)
9993 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
9994 (m68k_matches_u_p): New functions.
9995 (print_operand_address): Rewrite to use m68k_decompose_index.
9997 2007-03-05 David Taylor <dtaylor@emc.com>
9999 * gcc.c: Correct copyright date in --version output.
10001 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10003 * pa.md: In unamed move patterns, disparge copies between general
10004 and floating point registers using '?' modifier. Don't include 'f'
10005 constraint for register preferences in DImode, SImode, HImode and
10006 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
10007 Remove constraints for copies between general and floating registers
10008 in soft-float DFmode pattern.
10009 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
10013 2007-03-05 Mike Stump <mrs@apple.com>
10015 * c-common.c (targetcm): Add.
10016 * c-opts.c (c_common_handle_option): Handle language specific
10018 * opts.c (handle_option): Verify language for target options, if
10020 * opth-gen.awk: Add CL_LANG_ALL.
10021 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
10022 (TARGETCM_INITIALIZER): Add.
10023 * target.h (struct gcc_targetcm): Add.
10025 * targhooks.c (default_handle_c_option): Add.
10026 * targhooks.h (default_handle_c_option): Add.
10027 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
10029 * config/darwin.opt (iframework): Add.
10030 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
10031 * config/darwin-c.c (handle_c_option): Add.
10032 (TARGET_HANDLE_C_OPTION): Add.
10034 * doc/invoke.texi (Darwin Options): Add -iframework.
10036 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10038 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
10041 2007-03-05 Ian Lance Taylor <iant@google.com>
10043 * c.opt (fgnu89-inline): New option.
10044 * c-opts.c (c_common_post_options): Set default value for
10046 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
10047 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
10049 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
10050 (grokdeclarator, start_function): Likewise.
10051 * c-cppbuiltin.c (c_cpp_builtins): Define either
10052 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
10053 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
10054 (C Dialect Options): Document -fgnu89-inline.
10055 * doc/extend.texi (Function Attributes): Explain what the
10056 gnu_inline attribute does.
10057 * doc/cpp.texi (Common Predefined Macros): Document
10058 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10060 2007-03-05 Ian Lance Taylor <iant@google.com>
10062 PR tree-optimization/31034
10063 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
10064 half-range if the other side is an overflow infinity.
10066 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10068 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
10069 (bfin*-linux-uclibc*): New configuration.
10070 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
10072 * config/bfin/linux.h: New file.
10073 * config/bfin/libgcc-bfin.ver: New file.
10074 * config/bfin/t-bfin-uclinux: New file.
10075 * config/bfin/t-bfin-linux: New file.
10076 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
10077 (TARGET_OS_CPP_BUILTINS): New macro.
10079 2007-03-05 Richard Guenther <rguenther@suse.de>
10081 * fold-const.c (fold_binary): Remove duplicate folding
10082 of comparison of non-null ADDR_EXPR against null.
10084 2007-03-05 Richard Guenther <rguenther@suse.de>
10085 Dorit Nuzman <dorit@il.ibm.com>
10087 PR tree-optimization/26420
10088 * tree-vectorizer.c (vectorize_loops): Bail out early if there
10089 are no loops in the function. Only print the number of
10090 vectorized loops if it is greater than zero or we are supposed
10091 to print information about unvectorized loops.
10093 2007-03-05 Revital Eres <eres@il.ibm.com>
10095 * gcc.dg/var-expand1.c: New test.
10096 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
10097 when an accumulator is expanded.
10099 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10102 * c-common.c (convert_and_check): Don't give warnings for
10103 conversion if 'expr' already overflowed.
10105 2007-03-04 Roger Sayle <roger@eyesopen.com>
10107 PR middle-end/30744
10108 * fold-const.c (fold_comparison): Enforce type consistency when
10109 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
10111 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
10113 * tree-ssa-address.c (create_mem_ref): Do not put an expression
10114 containing a cast to the base of TARGET_MEM_REF.
10116 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
10118 * tree.c (tree_contains_struct_check_failed): Remove spurious
10119 whitespace from error message.
10121 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10124 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
10125 instead of precision.
10127 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
10128 Nathan Sidwell <nathan@codesourcery.com>
10130 * emit-rtl.c (find_auto_inc): New.
10131 (try_split): recreate REG_INC notes,
10132 Use regular for loops rather than whiles.
10134 2007-03-03 Andreas Schwab <schwab@suse.de>
10136 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
10137 * configure: Regenerate.
10139 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10141 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
10142 flag_rounding_math, not flag_unsafe_math_optimizations.
10144 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
10146 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
10147 alpha_fold_vector_minmax): Likewise.
10148 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10149 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
10151 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
10153 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
10154 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
10155 if the lhs has side-effects.
10156 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
10158 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10160 * config/i386/i386.h (TUNEMASK): Remove define.
10161 (ARCHMASK): Remove define.
10162 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
10163 Use ix86_arch_mask variable instead of ARCHMASK.
10164 * config/i386/i386.c (override_options): Ditto.
10165 (standard_80387_constant_p): Ditto.
10167 2007-03-02 Ian Lance Taylor <iant@google.com>
10169 Used signed infinities in VRP.
10170 * tree-vrp.c (uses_overflow_infinity): New static function.
10171 (supports_overflow_infinity): New static function.
10172 (make_overflow_infinity): New static function.
10173 (negative_overflow_infinity): New static function.
10174 (positive_overflow_infinity): New static function.
10175 (is_negative_overflow_infinity): New static function.
10176 (is_positive_overflow_infinity): New static function.
10177 (is_overflow_infinity): New static function.
10178 (overflow_infinity_range_p): New static function.
10179 (compare_values_warnv): New function split out of compare_values.
10180 (compare_value): Call it.
10181 (set_value_range_to_nonnegative): Add overflow_infinity
10182 parameter. Change caller.
10183 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
10185 (vrp_expr_computes_nonzero): Likewise.
10186 (compare_ranges, compare_range_with_value): Likewise.
10187 (compare_name_with_value, compare_names): Likewise.
10188 (vrp_evaluate_conditional): Likewise.
10189 (set_value_range): Handle infinity
10190 (vrp_operand_equal_p, operand_less_p): Likewise.
10191 (extract_range_from_assert): Likewise.
10192 (vrp_int_const_binop): Likewise.
10193 (extract_range_from_binary_expr): Likewise.
10194 (extract_range_from_unary_expr): Likewise.
10195 (extract_range_from_comparison): Likewise.
10196 (extract_range_from_expr): Likewise.
10197 (dump_value_range): Likewise.
10198 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
10199 (test_for_singularity): Likewise.
10200 (vrp_int_const_binop): Remove inline qualifier.
10201 (adjust_range_with_scev): Add comment.
10202 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10204 2007-03-02 Diego Novillo <dnovillo@redhat.com>
10206 * tree-ssa-structalias.c (could_have_pointers): Tidy.
10207 (get_constraint_for): Likewise.
10208 (do_structure_copy): Likewise.
10209 (find_func_aliases): Fix references to MODIFY_EXPR.
10210 (intra_create_variable_infos): Tidy.
10211 * tree-ssa-operands.c (add_virtual_operand): Add argument
10213 When adding members of alias sets, if IS_CALL_SITE is true and
10214 the symbol is not call-clobbered, skip it.
10215 Adjust all callers.
10217 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
10219 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
10220 entry by means of emit_insn_at_entry.
10222 2007-03-02 Richard Henderson <rth@redhat.com>
10224 * expr.h (promoted_input_arg): Remove decl.
10225 * function.c (promoted_input_arg): Merge into ...
10226 * combine.c (setup_incoming_promotions): ... only caller.
10227 Rearrange to avoid double loop.
10229 2007-03-02 Ben Elliston <bje@au.ibm.com>
10230 Peter Bergner <bergner@vnet.ibm.com>
10231 Janis Johnson <janis187@us.ibm.com>
10233 * config/rs6000/dfp.md: New file.
10234 * config/rs6000/rs6000.md: Include dfp.md.
10235 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
10236 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
10237 and TDmode decimal float modes in FP registers.
10238 (num_insns_constant): Likewise.
10239 (rs6000_legitimate_offset_address_p): Likewise.
10240 (rs6000_legitimize_address): Likewise.
10241 (rs6000_legitimize_reload_address): Likewise.
10242 (rs6000_legitimate_address): Likewise.
10243 (rs6000_emit_move): Likewise.
10244 (function_arg_boundary): Likewise.
10245 (function_arg_advance): Likewise.
10246 (rs6000_darwin64_record_arg_recurse): Likewise.
10247 (function_arg): Likewise.
10248 (rs6000_gimplify_va_arg): Likewise.
10249 (rs6000_split_multireg_move): Likewise.
10250 (rs6000_output_function_epilogue): Likewise.
10251 (rs6000_output_function_epilogue): Likewise.
10252 (rs6000_register_move_cost): Likewise.
10253 (rs6000_function_value): Likewise.
10254 (rs6000_libcall_value): Likewise.
10256 2007-03-02 Richard Sandiford <richard@codesourcery.com>
10258 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
10260 2007-03-02 Richard Sandiford <richard@codesourcery.com>
10262 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
10263 Use $MULTIDIR to choose between the kernel and RTP headers,
10264 and use $WIND_BASE and $WIND_USR to locate them.
10266 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10268 * config/i386/i386.c (override_options): Put initialization of
10269 ix86_tune_mask and ix86_arch_mask to the correct place.
10271 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10272 Michael Meissner <michael.meissner@amd.com>
10275 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
10276 (ARCHMASK): Define.
10277 (TARGET_CMOVE): Use ARCHMASK.
10278 (TARGET_CMPXCHG): Ditto.
10279 (TARGET_CMPXCHG8B): Ditto.
10280 (TARGET_XADD): Ditto.
10281 (TARGET_BSWAP): Ditto.
10282 * config/i386/i386.c (ix86_tune_mask): New global variable.
10283 (ix86_arch_mask): Ditto.
10284 (override_options): Initialize ix86_tune_mask and
10285 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
10288 2007-03-02 Ben Elliston <bje@au.ibm.com>
10291 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
10293 2007-03-02 Joseph Myers <joseph@codesourcery.com>
10295 * target.h (init_dwarf_reg_sizes_extra): New target hook.
10296 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
10297 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
10298 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
10300 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
10301 rs6000_init_dwarf_reg_sizes_extra): New.
10302 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
10303 SPE register high parts.
10305 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
10307 * Makefile.in: Add install-pdf target as
10308 copied from automake v1.10 rules.
10309 * configure.ac: Add install-pdf to target list.
10310 * configure: Regenerate.
10312 2007-03-01 Paul Brook <paul@codesourcery.com>
10314 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
10315 modes to LDRD for DImode.
10316 (output_move_double): Fixup out of range ldrd/strd.
10317 (vfp_secondary_reload_class): Rename...
10318 (coproc_secondary_reload_class): ... to this. Add wb argument.
10319 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
10320 coproc_secondary_reload_class for CLASS_IWMMXT.
10321 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
10322 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
10324 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
10326 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
10327 factor by the estimated number of iterations.
10328 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
10331 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
10332 decode_caches_intel, detect_caches_intel): New functions.
10333 (host_detect_local_cpu): Use detect_caches_amd and
10334 detect_caches_intel.
10336 2007-03-01 Richard Henderson <rth@redhat.com>
10338 * expr.c (emit_move_complex_push): Export.
10339 (emit_move_complex_parts): Split out from ...
10340 (emit_move_complex): ... here.
10341 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
10342 * config/i386/i386.md (movcdi): New.
10344 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
10346 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
10347 size of mode1 to check for tieable modes in MMX case.
10349 2007-03-01 Richard Sandiford <richard@codesourcery.com>
10351 * Makefile.in (rtlanal.o): Depend on tree.h.
10352 * rtl.h (offset_within_section_p, split_const): Declare.
10353 * rtlanal.c: Include tree.h.
10354 (offset_within_block_p): New function, taken from
10355 mips_offset_within_object_p.
10356 (split_const): New function, taken from mips_split_const.
10357 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
10359 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
10360 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
10361 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
10362 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10363 (m68k_illegitimate_symbolic_constant_p): New function.
10364 * config/m68k/m68k.md (movsi): Remove misleading predicates.
10365 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
10366 symbolic constant that might be outside the symbol's section,
10367 move the symbol first and then add the offset.
10368 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
10370 * config/mips/mips.c (mips_split_const): Delete.
10371 (mips_offset_within_object_p): Delete.
10372 (mips_symbolic_constant_p): Use offset_within_section_p and
10373 split_const instead of mips_offset_within_object_p and
10375 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
10376 (mips_legitimize_const_move, print_operand_reloc)
10377 (mips_dangerous_for_la25_p): Use split_const instead of
10380 2007-02-28 Eric Christopher <echristo@apple.com>
10382 * Makefile.in (install-include-dir): Don't rm -rf include.
10384 2007-02-28 Richard Guenther <rguenther@suse.de>
10386 PR middle-end/30364
10387 * fold-const.c (fold_binary): Do not associate expressions
10388 with more than one variable for integer types that do not wrap.
10390 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
10392 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
10393 Delete, and replace with...
10394 (fold_builtin_call_array): This. Update callers to use it.
10395 * fold-const.c (fold_build_call_list): Delete, and replace with...
10396 (fold_build_call_array): This.
10397 (fold_build_call_list_initializer): Delete, and replace with...
10398 (fold_build_call_array_initializer): This.
10399 * tree.h: Update declarations to reflect above changes.
10401 * c-typeck.c (build_function_call): Store converted arguments
10402 in a stack-allocated array instead of building a list.
10403 (convert_arguments): Store arguments in the array passed in as an
10404 argument, and return the actual number of arguments.
10405 * c-format.c: (check_function_format): Pass arguments in an
10406 array instead of a list.
10407 * c-common.c (check_function_nonnull): Likewise.
10408 (check_function_sentinel): Likewise.
10409 (check_function_arguments): Likewise.
10410 * c-common.h: Update declarations to reflect above changes.
10412 2007-02-28 Jan Hubicka <jh@suse.cz>
10414 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
10415 PRED_NEGATIVE_RETURN): Update outcomes.
10417 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
10419 * calls.c (emit_library_call_value_1): Handle partial registers
10420 correctly when building up CALL_INSN_FUNCTION_USAGE.
10422 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10424 * pa/predicates.md (move_src_operand): Allow zero for mode.
10425 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
10428 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
10431 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
10432 *movv2df_internal): Enable pattern only for valid operand
10434 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
10435 tie only 128bit modes. For MMX registers, tie only 64bit modes.
10437 2007-02-27 Mike Stump <mrs@apple.com>
10439 * config/darwin-crt3.c: Avoid compilation when compiling for a
10442 2007-02-27 Joseph Myers <joseph@codesourcery.com>
10444 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
10446 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
10447 for fixed headers and limits.h.
10448 (install-include-dir, install-headers-tar, install-headers-cpio,
10449 install-headers-cp, real-install-headers-tar,
10450 real-install-headers-cpio, real-install-headers-cp): Handle
10451 include-fixed as well as include.
10452 (install-mkheaders): Don't install files that go only in include
10454 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
10455 from GCC_INCLUDE_DIR.
10456 * gcc.c (process_command): Remove special -BstageN/ handling.
10457 (do_spec_1): Add include-fixed directories.
10459 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10461 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
10463 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
10465 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
10468 2007-02-27 Mark Mitchell <mark@codesourcery.com>
10470 * c-common.c (get_priority): Add check for
10471 SUPPORTS_INIT_PRIORITY.
10473 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10475 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
10477 * config/bfin/bfin.c: Include "cfglayout.h".
10478 (MAX_LSETUP_DISTANCE): New macro.
10479 (struct loop_info): New members incoming, incoming_src and
10480 incoming_dest. Delete member predecessor.
10481 (length_for_loop): New function.
10482 (bfin_optimize_loop): Handle more different loop structures.
10483 (bfin_discover_loop): Rework detection of predecessor blocks by
10484 examining incoming edges.
10485 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
10487 (bfin_reorder_loops): New function.
10488 (bfin_reorg_loops): Use these three new functions.
10490 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
10491 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
10492 (CONSTRAINT_LEN): Add entry for 'q'.
10493 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
10494 Add 'q' constraints.
10495 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
10496 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
10498 * config/bfin/bfin.md (add_with_carry): New pattern.
10499 (s_or_u, su_optab, su_modifier): New code macros/attrs.
10500 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
10501 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
10502 support unsigned multiplies too. Removed incorrect commutativity from
10503 operand 1 constraint where appropriate.
10504 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
10506 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
10507 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
10509 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
10510 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
10511 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
10512 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
10513 usmulhisi_hh_huh): New patterns.
10515 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
10516 lshifthi3): Fix output template to use half reg for operand 2.
10518 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
10521 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
10523 2007-02-27 Andreas Schwab <schwab@suse.de>
10525 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
10527 2007-02-27 Jan Hubicka <jh@suse.cz>
10529 * predict.c (last_basic_block_p): Remove.
10530 (tree_estimate_probability): Update return heuristic for commonized
10533 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10535 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
10537 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10539 * doc/include/gcc-common.texi (versionsubtitle): New macro.
10540 * doc/cpp.texi: Standardize title page.
10541 * doc/cppinternals.texi: Likewise.
10542 * doc/gcc.texi: Standardize title page, remove version number
10543 from copyright page.
10544 * doc/gccint.texi: Likewise.
10545 * doc/install.texi: Standardize title page, add table of
10548 2007-02-26 Jan Hubicka <jh@suse.cz>
10550 * predict.def: Set outcomes according to more recent results.
10551 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
10552 Remove dead predictors.
10553 * predict.c (return_prediction): Fix pasto.
10555 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10557 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
10558 change; avoid a memory leak when returning early.
10560 2007-02-26 Mark Mitchell <mark@codesourcery.com>
10562 * c-decl.c (static_ctors): Move to c-common.c.
10563 (static_dtors): Likewise.
10564 (finish_function): Use c_record_cdtor_fn.
10565 (build_cdtor): Move to c-common.c.
10566 (c_write_global_declarations): Use c_build_cdtor_fns.
10567 * c-common.h (static_ctors): Declare.
10568 (static_dtors): Likewise.
10569 (c_record_cdtor_fn): Likewise.
10570 (c_build_cdtor_fns): Likewise.
10571 * c-common.c (static_ctors): New variable.
10572 (static_dtors): Likewise.
10573 (c_record_cdtor_fn): New function.
10574 (build_cdtor): Move from c-decl.c
10575 (c_build_cdtor_fns): New function.
10577 * output.h (assemble_addr_to_section): Declare.
10578 (get_cdtor_priority_section): Likewise.
10579 * varasm.c (assemble_addr_to_section): New function.
10580 (get_cdtor_priority_section): Likewise.
10581 (default_named_section_asm_out_destructor): Use them.
10582 (destor_dtor_section_asm_out_destructor): Likewise.
10583 (default_named_section_asm_out_constructor): Likewise.
10584 (default_ctor_section_asm_out_constructor): Likewise.
10585 * config.gcc (*-*-vxworks*): Include vxworks.o.
10586 * config/t-vxworks (vxworks.o): New target.
10587 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
10588 (TARGET_ASM_CONSTRUCTOR): Define.
10589 (TARGET_ASM_DESTRUCTOR): Likewise.
10590 (vxworks_asm_out_constructor): Declare.
10591 (vxworks_asm_out_destructor): Likewise.
10593 * c-common.c (get_priority): Check that we have not just an
10594 INTEGER_CST, but an integer constant with integeral type.
10596 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
10598 PR tree-optimization/30938
10599 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
10600 use &dt[nargs-1] instead of &dt[nargs] in the call to
10601 vect_is_simple_use().
10603 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
10605 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
10606 from register elimination as PRE_MODIFY / POST_MODIFY increments.
10607 Do not attempt to handle MEM inside auto-inc expressions.
10608 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
10609 of a register modified by an auto-inc expression. However, do handle
10610 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
10611 (elimination_effects): Prohibit elimination of a register modified
10612 by an auto-inc expression. Disable register elimination rules whose
10613 target register is modified by an auto-inc expression with variable
10616 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10618 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
10620 (array_at_struct_end_p): New function.
10621 (idx_infer_loop_bounds): Use it.
10622 (estimate_numbers_of_iterations_loop): Export.
10623 * predict.c (predict_loops): Use estimated_loop_iterations_int.
10624 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
10625 (tree_estimate_probability): Call record_loop_exits.
10626 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
10627 (estimated_loop_iterations, estimated_loop_iterations_int,
10628 estimated_loop_iterations_tree): New functions.
10629 (analyze_siv_subscript_cst_affine,
10630 compute_overlap_steps_for_affine_1_2,
10631 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
10632 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
10633 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
10634 (PRED_LOOP_ITERATIONS_GUESSED): New.
10635 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
10636 * cfgloop.h (estimate_numbers_of_iterations_loop,
10637 estimated_loop_iterations_int): Declare.
10639 2007-02-25 Mark Mitchell <mark@codesourcery.com>
10641 * doc/extend.texi: Document optional priority argument to
10642 constructors and destructors.
10643 * tree.c (init_priority_for_decl): Adjust GTY markers.
10644 (init_ttree): Use priority-info hash functions for
10645 init_priority_for_decl.
10646 (tree_map_eq): Rename to ...
10647 (tree_map_base_eq): ... this.
10648 (tree_map_marked_p): Rename to ...
10649 (tree_map_base_marked_p): ... this.
10650 (tree_map_base_hash): New function.
10651 (decl_init_priority_lookup): Rework.
10652 (decl_fini_priority_lookup): New function.
10653 (decl_priority_info): New function.
10654 (decl_init_priority_insert): Use it.
10655 (decl_fini_priority_insert): Likewise.
10656 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
10658 (decl_restrict_base_insert): Likewise.
10659 (decl_debug_expr_insert): Likewise.
10660 (decl_value_expr_lookup): Likewise.
10661 (decl_value_expr_insert): Likewise.
10662 * tree.h (priority_type): New type.
10663 (decl_init_priority_lookup): Use priority_type.
10664 (decl_fini_priority_lookup): New function.
10665 (decl_init_priority_insert): Use priority_type.
10666 (decl_fini_priority_insert): New function.
10667 (DECL_HAS_INIT_PRIORITY): Tweak comments.
10668 (DECL_INIT_PRIORITY): Likewise.
10669 (SET_DECL_INIT_PRIORITY): Add comment.
10670 (DECL_FINI_PRIORITY): New macro.
10671 (SET_DECL_FINI_PRIORITY): Likewise.
10672 (DEFAULT_INIT_PRIORITY): Document.
10673 (MAX_INIT_PRIORITY): Likewise.
10674 (MAX_RESERVED_INIT_PRIORITY): Likewise.
10675 (tree_map_base): New type.
10676 (tree_map_base_eq): New function.
10677 (tree_map_base_hash): Likewise.
10678 (tree_map_base_marked_p): Likewise.
10679 (tree_map): Inherit from tree_map_base.
10680 (tree_map_eq): Make it a macro.
10681 (tree_map_marked_p): Likewise.
10682 (tree_int_map): Inherit from tree_map_base.
10683 (tree_int_map_eq): Make it a macro.
10684 (tree_int_map_hash): Likewise.
10685 (tree_int_map_marked_p): Likewise.
10686 (tree_priority_map): New type.
10687 (tree_priority_map_eq): New macro.
10688 (tree_priority_map_hash): Likewise.
10689 (tree_priority_map_marked_p): Likewise.
10690 * varasm.c (emults_decl): Adjust for refactoring of tree_map
10692 (emutls_common_1): Likewise.
10693 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
10694 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
10695 of tree_map hierarchy.
10696 * tree-cfg.c (move_stmt_r): Likewise.
10697 (new_label_mapper): Likewise.
10698 * c-tree.h (c_expand_body): Move to ...
10699 * c-common.h (c_expand_body): ... here.
10700 * c-decl.c (c_expand_body): Move to ...
10701 * c-common.c (c_expand_body): ... here.
10702 (c_common_attribute_table): Allow 1 argument for the constructor
10703 and destructor attributes.
10704 (get_priority): New function.
10705 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
10706 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
10708 2007-02-24 Jan Hubicka <jh@suse.cz>
10710 PR middle-end/30509
10711 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
10713 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10714 Jan Hubicka <jh@suse.cz>
10717 * i386.c (counter_mode): New function.
10718 (expand_set_or_movmem_via_loop): Use it.
10719 (expand_movmem_epilogue): Likewise; fix pasto.
10720 (ix86_expand_movmem): Do emit guard even for constant counts.
10721 (ix86_expand_setmem): Likewise.
10723 2007-02-25 Nick Clifton <nickc@redhat.com>
10725 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
10726 (JUMP_TABLES_IN_TEXT_SECTION): Define.
10728 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10731 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
10732 count argument with 0x10, not with 0x16.
10733 (expand_setmem_epilogue): Ditto.
10735 2007-02-24 Mike Stump <mrs@apple.com>
10737 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
10740 2007-02-24 Richard Guenther <rguenther@suse.de>
10742 PR middle-end/30951
10743 * fold-const.c (fold_binary): Fold x +- CST op x for
10744 EQ_EXPR and NE_EXPR.
10746 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10748 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
10750 2007-02-24 Jan Hubicka <jh@suse.cz>
10752 * cgraphunit.c (decide_is_function_needed): Honor
10753 -fkeep-inline-functions.
10755 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10757 * builtins.c (fold_builtin_modf): New.
10758 (fold_builtin_2): Use it.
10760 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
10762 * loop-iv.c (implies_p): Detect additional cases where A implies B.
10763 (determine_max_iter): Take additional LOOP arg; all callers changed.
10764 Lose broken logic dealing with PLUS. Try to limit the upper bound by
10765 one using simplifications.
10766 (simplify_using_initial_values): Return if the expression becomes
10767 invalid due to altered regs.
10769 2007-02-23 DJ Delorie <dj@redhat.com>
10771 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
10773 2007-02-23 Mike Stump <mrs@apple.com>
10775 * tlink.c (scan_linker_output): Parse linker messages from
10776 darwin9's linker better.
10778 2007-02-23 Steve Ellcey <sje@cup.hp.com>
10781 * varpool.c (varpool_assemble_pending_decls): Set
10782 varpool_last_needed_node to null.
10784 2007-02-23 DJ Delorie <dj@redhat.com>
10786 * config/i386/i386.c (ix86_data_alignment): Don't specify an
10787 alignment bigger than the object file can handle.
10789 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
10792 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
10793 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
10794 (*movsf_1): Penalize MMX moves.
10796 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
10798 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
10799 2^32-1 or more times unless flag_unsafe_loop_optimizations.
10801 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
10803 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10805 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
10806 (fold_builtin_1): Use them.
10807 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10808 BUILT_IN_SIGNIFICAND.
10810 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
10812 * config/i386/i386.c (bdesc_1arg): Initialize
10813 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
10814 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
10815 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
10816 and IX86_BUILTIN_MOVSLDUP.
10818 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
10820 PR rtl-optimization/30841
10821 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
10823 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10825 * builtins.c (fold_builtin_frexp): New.
10826 (fold_builtin_2): Use it.
10828 2007-02-22 Mark Mitchell <mark@codesourcery.com>
10830 * doc/invoke.texi (Spec Files): Document getenv spec function.
10832 * gcc.c (getenv_spec_function): New function.
10833 (static_spec_functions): Add it.
10834 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
10835 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
10838 2007-02-22 Michael Matz <matz@suse.de
10841 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
10842 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
10844 2007-02-22 Ian Lance Taylor <iant@google.com>
10847 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
10848 (mem_loc_descriptor): Call it.
10850 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
10851 Ira Rosen <irar@il.ibm.com>
10853 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
10855 2007-02-22 Ira Rosen <irar@il.ibm.com>
10857 PR tree-optimization/30843
10858 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
10859 stores only after all the group is vectorized.
10861 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
10863 PR tree-optimization/30858
10864 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
10865 in the reduction cycle have a single use in the loop.
10866 * tree-vectorizer.h (relevant): Add documentation.
10868 2007-02-20 Mike Stump <mrs@apple.com>
10870 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
10871 * configure: Regenerate.
10873 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10875 Change the defaults of some parameters and options.
10876 * config/spu/spu-protos.h (spu_optimization_options): Declare.
10877 * config/spu/spu.c (spu_optimization_options): Add.
10878 (spu_override_options): Change params in spu_optimization_options.
10879 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
10881 Register 127 is only 16 byte aligned when used as a frame pointer.
10882 * config/spu/spu-protos.h (spu_init_expanders): Declare.
10883 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
10884 HARD_FRAME_POINTER_REGNUM.
10885 (spu_legitimate_address): Use regno_aligned_for_reload.
10886 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
10887 aligned when frame_pointer_needed is true.
10888 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
10890 * config/spu/spu.h (INIT_EXPANDERS): Define.
10892 Make sure shift and rotate instructions have valid immediate operands.
10893 * config/spu/predicates.md (spu_shift_operand): Remove.
10894 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
10895 * config/spu/constraints.md (W, O): Extend range.
10896 * config/spu/spu.md (umask, nmask): Define.
10897 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
10898 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
10899 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
10900 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
10901 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
10902 (lshr<mode>3_reg): Fix rtl description.
10904 Make sure mulhisi immediate operands are valid.
10905 * config/spu/predicates.md (imm_K_operand): Add.
10906 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
10908 Generate constants using fsmbi and andi.
10909 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
10910 (print_operand, spu_split_immediate, classify_immediate,
10911 fsmbi_const_p): Handle IC_FSMBI2.
10913 Correctly handle a CONST_VECTOR containing symbols.
10914 * config/spu/spu.c (print_operand): Handle HIGH correctly.
10915 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
10916 (immediate_load_p): Allow symbols that use 2 instructions to create.
10917 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
10918 with symbols when flag_pic is set.
10919 (const_vector_immediate_p): New.
10920 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
10921 accept a CONST_VECTOR with symbols.
10922 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
10923 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
10925 * config/spu/spu.md (high, low): Delete.
10926 (low_<mode>): Define.
10928 Remove INTRmode and INTR_REGNUM, which didn't work.
10929 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
10931 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
10932 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
10933 peephole2 pattern): Don't use INTR or 131.
10934 (movintrcc): Delete.
10935 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
10936 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
10937 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
10938 (UNSPEC_SET_INTR): Add.
10939 * config/spu/spu-modes.def (INTR): Remove.
10941 More accurate warnings about run-time relocations.
10942 * config/spu/spu.c (reloc_diagnostic): Test in_section.
10944 Correctly warn about immediate arguments to specific intrinsics.
10945 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
10946 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
10947 the instruction predicate.
10949 Fix tree check errors with latest update.
10950 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
10952 (spu_expand_builtin): Use CALL_EXPR_FN.
10954 Add missing specific intrinsics.
10955 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
10957 * config/spu/spu_internals.h: Ditto.
10959 Fix incorrect operand modifiers.
10960 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
10961 * config/spu/spu.md (xor<mode>3): Change %S to %J.
10963 Optimize one case of zero_extend of a vec_select.
10964 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
10966 Accept any immediate for hbr.
10967 * config/spu/spu.md (hbr): Change s constraints to i.
10969 2007-02-21 Paul Brook <paul@codesourcery.com>
10971 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
10972 condexec_count when skipping USE and CLOBBER.
10974 2007-02-21 Nick Clifton <nickc@redhat.com>
10976 * common.opt (Warray-bounds): Add Warning attribute.
10977 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
10979 (fsized-zeroes): Add Optimization attribute.
10980 (fsplit-wide-types, ftree-scev-cprop): Likewise.
10981 * c.opt (Wc++0x-compat): Add Warning attribute.
10983 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10985 PR middle-end/30761
10986 * reload1.c (eliminate_regs_in_insn): In the single_set special
10987 case, attempt to re-recognize the insn before falling back to
10988 having reload fix it up.
10990 2007-02-20 Eric Christopher <echristo@gmail.com>
10992 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
10993 Rewrite accordingly.
10994 (frv_read_iacc_argument): Ditto.
10995 (frv_expand_set_builtin): Take a call instead of arglist, update for
10997 (frv_expand_unop_builtin): Ditto.
10998 (frv_expand_binop_builtin): Ditto.
10999 (frv_expand_cut_builtin): Ditto.
11000 (frv_expand_binopimm_builtin): Ditto.
11001 (frv_expand_voidbinop_builtin): Ditto.
11002 (frv_expand_int_void2arg): Ditto.
11003 (frv_expand_prefetches): Ditto.
11004 (frv_expand_voidtriop_builtin): Ditto.
11005 (frv_expand_voidaccop_builtin): Ditto.
11006 (frv_expand_load_builtin): Ditto.
11007 (frv_expand_store_builtin): Ditto.
11008 (frv_expand_mdpackh_builtin): Ditto.
11009 (frv_expand_mclracc_builtin): Ditto.
11010 (frv_expand_mrdacc_builtin): Ditto.
11011 (frv_expand_mwtacc_builtin): Ditto.
11012 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
11015 2007-02-20 Janis Johnson <janis187@us.ibm.com>
11017 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
11018 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
11020 (HAVE_GAS_DFP): Check for assembler support of decimal floating
11021 point instructions.
11022 * configure: Regenerate.
11023 * config.in: Regenerate.
11024 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
11025 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
11026 masks to power6 and power6x and to POWERPC_MASKS.
11027 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11029 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
11030 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
11031 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11032 Access PROTOTYPE as variable, not mask.
11034 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11036 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
11037 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
11038 * combine.c (adjust_for_new_dest): Use it.
11039 * postreload.c (reload_combine): Likewise.
11041 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11043 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
11044 notes on an insn with multiple sets, even if single_set returns
11045 non-NULL for that insn.
11047 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11049 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
11050 scalbn and scalbln.
11052 2007-02-20 Geoffrey Keating <geoffk@apple.com>
11054 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
11055 if user didn't pass it.
11056 * config/i386/darwin.h (CC1_SPEC): Likewise.
11057 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
11058 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
11059 -mmacosx-version-min.
11061 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11062 Uros Bizjak <ubizjak@gmail.com>
11064 * optabs.h (enum optab_index): Add new OTI_scalb.
11065 (scalb_optab): Define corresponding macro.
11066 * optabs.c (init_optabs): Initialize scalb_optab.
11067 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
11069 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
11070 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
11071 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
11072 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
11073 flag_unsafe_math_optimizations is set.
11075 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
11076 to implement scalbf, scalb and scalbl built-ins as inline x87
11079 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11080 DJ Delorie <dj@redhat.com>
11083 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
11084 (diagnostic_report_diagnostic): ... here, and turn them into real
11085 errors. If warnings are inhibited, no need to do anything.
11087 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
11089 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
11090 better code generation.
11092 2007-02-20 Ben Elliston <bje@au.ibm.com>
11094 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
11096 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
11098 * config/alpha/alpha.c, config/alpha/alpha.md,
11099 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
11100 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
11101 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
11102 config/arm/lib1funcs.asm: Follow spelling conventions.
11104 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
11105 config/fr30/fr30.md, config/i386/i386.h,
11106 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11107 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
11108 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
11109 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
11110 config/rs6000/altivec.md, config/rs6000/rs6000.c,
11111 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
11112 config/sparc/sparc.c, config/sparc/sparc.h,
11113 config/sparc/sparc.md, config/spu/constraints.md,
11114 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
11117 2007-02-20 Alan Modra <amodra@bigpond.net.au>
11120 * varasm.c (use_blocks_for_decl_p): Return false for decls with
11123 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11125 * doc/invoke.texi (-ftree-lrs): Remove.
11127 2007-02-19 Diego Novillo <dnovillo@redhat.com>
11129 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
11132 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
11134 * config/ia64/ia64.c (ia64_expand_builtin): Use the
11135 new CALL_EXPR_FN macro for retrieving the function
11136 declaration of the input expression.
11138 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11140 * c.opt (Waddress): New.
11141 * common.opt (Walways-true): Delete.
11142 (Wstring-literal-comparison): Delete.
11143 * doc/invoke.texi (Warning Options): Delete -Walways-true and
11144 -Wstring-literal-comparison. Add -Waddress.
11146 (Walways-true): Delete.
11147 (Wstring-literal-comparison): Delete.
11148 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
11149 consistently instead of -Walways-true in example.
11150 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
11151 * c-typeck.c (parser_build_binary_op): Replace
11152 -Wstring-literal-comparison and -Walways-true with -Waddress.
11153 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
11156 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
11158 * tree-cfg.c (dump_function_to_file): Be prepared for functions
11159 without DECL_STRUCT_FUNCTION initialized.
11161 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
11163 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
11164 due to calls to functions taking pointers as parameters.
11166 2007-02-19 Richard Henderson <rth@redhat.com>
11169 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
11172 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
11174 * config/s390/s390.c (s390_call_saved_register_used,
11175 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
11176 accessed to the new scheme.
11178 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11180 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
11181 (cris_print_index, cris_print_operand, cris_print_operand_address)
11182 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
11183 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
11184 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
11185 GET_CODE () == xxx.
11186 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
11187 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
11188 GO_IF_LEGITIMATE_ADDRESS): Ditto.
11189 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
11190 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
11191 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
11192 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
11193 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
11194 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
11195 (uminsi3, call, call_value): Ditto.
11196 (define_split: indir_to_reg_split, unnamed): Ditto.
11198 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
11200 PR tree-optimization/30975
11201 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
11204 2007-02-18 Eric Christopher <echristo@gmail.com>
11206 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
11207 Remove use of arglist.
11208 (mips_expand_builtin): Remove use of arglist, pass in expr.
11209 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
11210 (mips_expand_builtin_movtf): Ditto.
11211 (mips_expand_builtin_compare): Ditto.
11213 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
11215 * tree-sra.c (sra_build_assignment): Replace assertion
11216 checking with a comment explaining why it can't be done.
11218 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
11220 PR middle-end/30833
11221 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
11222 during CALL_EXPR representation conversion.
11223 * tree-ssa-propagate.c (set_rhs): Likewise.
11225 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
11227 * tree-sra.c (sra_build_assignment): Disable assertion checking
11230 2007-02-18 Roger Sayle <roger@eyesopen.com>
11232 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
11233 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11234 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
11236 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
11237 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
11238 gimplify_init_ctor_eval_range, gimple_push_cleanup,
11239 gimplify_omp_for, gimplify_omp_atomic_pipeline,
11240 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
11241 force_gimple_operand): Likewise.
11242 * ipa-cp.c (constant_val_insert): Likewise.
11243 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
11244 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
11245 perfect_nestify): Likewise.
11246 * langhooks.c (lhd_omp_assignment): Likewise.
11247 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
11248 lower_copyprivate_clauses, lower_send_clauses,
11249 lower_send_shared_vars, expand_parallel_call,
11250 expand_omp_for_generic, expand_omp_for_static_nochunk,
11251 expand_omp_for_static_chunk, expand_omp_sections,
11252 lower_omp_single_copy, lower_omp_for_lastprivate,
11253 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
11254 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11255 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
11258 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11260 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
11261 config/sh/sh.md: Follow spelling conventions.
11263 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
11264 config/frv/predicates.md: Follow spelling conventions.
11266 * config/m68k/linux-unwind.h: Fix a comment typo.
11267 * target.h: Follow spelling conventions.
11269 2007-02-18 Roger Sayle <roger@eyesopen.com>
11271 PR rtl-optimization/28173
11272 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
11273 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
11274 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
11275 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
11276 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
11278 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11280 * builtins.c (fold_builtin_load_exponent): New.
11281 (fold_builtin_2): Use it.
11283 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
11285 PR rtl-optimization/30773
11286 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
11287 if we fail to attach a REG_EQUIV note.
11289 2007-02-18 David Edelsohn <edelsohn@gnu.org>
11290 Roger Sayle <roger@eyesopen.com>
11292 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
11294 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
11296 * calls.c (initialize_argument_information): Pass original EXP
11297 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
11298 code to split complex arguments here, as part of initializing the
11300 (expand_call): Remove code that builds a list of arguments and
11301 inserts implicit arguments into it. Instead, just count how many
11302 implicit arguments there will be so we can determine the size of
11303 the ARGS array, and let initialize_argument_information do the work.
11304 (split_complex_values): Delete unused function.
11306 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
11308 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
11310 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
11312 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
11313 for arg pointer based indexed addressing.
11315 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
11317 * config/ia64/ia64.h, config/ia64/ia64.md,
11318 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
11319 spelling conventions.
11321 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11323 * config/m68k/m68k.c (split_di): New.
11324 * config/m68k/m68k-protos.h: Declare split_di.
11325 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
11326 Improve predicate handling and split constant shifts.
11328 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11330 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
11331 parameter for register bitfield operations, general predicates
11334 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11336 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
11337 * config/m68k/linux-unwind.h: New file.
11339 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
11341 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
11342 config/i386/athlon.md, config/ia64/ia64.md,
11343 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
11344 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
11345 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
11346 tree-ssa-loop-niter.c, tree-vect-analyze.c,
11347 tree-vect-transform.c: Fix comment typos.
11349 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
11351 * sched-deps.c (find_insn_list): Remove.
11352 * sched-int.h: Remove the prototype for find_insn_list.
11354 2007-02-16 Geoffrey Keating <geoffk@apple.com>
11356 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
11358 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
11359 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
11360 darwin_rs6000_override_options.
11361 (C_COMMON_OVERRIDE_OPTIONS): Expect
11362 darwin_macosx_version_min to be non-NULL always.
11363 (TARGET_C99_FUNCTIONS): Likewise.
11364 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
11365 (DARWIN_MINVERSION_SPEC): New.
11366 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
11367 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
11369 (DARWIN_MINVERSION_SPEC): New.
11370 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
11372 * config/darwin-c.c (darwin_cpp_builtins): Expect
11373 darwin_macosx_version_min to be non-NULL always.
11375 * config/rs6000/rs6000.c: Clean up trailing whitespace.
11377 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
11379 * config/i386/i386.h (x86_use_xchgb): New.
11380 (TARGET_USE_XCHGB): New macro.
11381 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
11382 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
11383 Split after reload into bswaphi for shifts of 8.
11384 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
11385 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
11386 or when optimizing for size.
11388 2007-02-16 Richard Guenther <rguenther@suse.de>
11389 Christian Bruel <christian.bruel@st.com>
11391 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
11392 DECLs but prefer SSA_NAMEs over DECLs.
11394 2007-02-16 Richard Guenther <rguenther@suse.de>
11396 * tree-flow-inline.h (single_imm_use_p): Remove.
11397 (zero_imm_uses_p): Likewise.
11398 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
11399 instead of single_imm_use_p.
11400 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
11403 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11406 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
11407 nested double- and backquotes.
11409 2007-02-15 Roger Sayle <roger@eyesopen.com>
11411 PR middle-end/30391
11412 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
11413 should be unreachable.
11414 (build2_stat): Allow construction of MODIFY_EXPR at any time.
11415 For the time being redirect GIMPLE_MODIFY_STMT to the new
11416 (renamed) build_gimple_modify_stmt_stat.
11417 (build2_gimple_stat): Rename to...
11418 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
11419 Always build a GIMPLE_MODIFY_STMT node.
11420 * tree.h (build2_gimple, build2_gimple_stat): Delete.
11421 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
11424 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
11425 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
11426 * tree-complex.c (set_component_ssa_name, expand_complex_move,
11427 expand_complex_div_wide): Likewise.
11428 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
11429 * tree-ssa-loop-im.c (schedule_sm): Likewise.
11430 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
11431 * tree-ssa-loop-manip.c (create_iv): Likewise.
11432 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
11433 abs_replacement): Likewise.
11434 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
11435 realify_fake_stores): Likewise.
11437 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
11438 node rather than a GIMPLE_MODIFY_STMT node.
11439 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
11440 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
11442 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
11443 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
11444 GIMPLE_MODIFY_STMT.
11446 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11448 PR middle-end/30433
11449 * fold-const.c (fold_comparison): Add back the
11450 folding of constant complex comparisions.
11452 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11454 PR middle-end/30729
11455 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
11456 effects unknown to this function, return early.
11458 2007-02-15 Ian Lance Taylor <iant@google.com>
11460 * lower-subreg.c (move_eh_region_note): New static function.
11461 (resolve_simple_move): Call it.
11462 (decompose_multiword_subregs): Track blocks for which we resolve a
11463 simple move which is also a control flow insn. Pass them to
11464 find_many_sub_basic_blocks.
11465 (pass_lower_subreg): Add TODO_verify_flow.
11466 (pass_lower_subreg2): Likewise.
11468 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11469 Brooks Moses <brooks.moses@codesourcery.com>
11470 Lee Millward <lee.millward@codesourcery.com>
11472 * tree.h (enum tree_code_class): Add tcc_vl_exp.
11473 (VL_EXP_CLASS_P): New.
11474 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
11476 (TREE_OPERAND_CHECK_CODE): Likewise.
11477 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
11478 (TREE_RTL_OPERAND_CHECK): Likewise.
11479 (tree_operand_check_failed): Make second parameter the whole tree
11480 instead of its code. Fixed callers.
11481 (VL_EXP_CHECK): New.
11482 (TREE_OPERAND_LENGTH): New.
11483 (VL_EXP_OPERAND_LENGTH): New.
11484 (CALL_EXPR_FN): New.
11485 (CALL_EXPR_STATIC_CHAIN): New.
11486 (CALL_EXPR_ARGS): New.
11487 (CALL_EXPR_ARG): New.
11488 (call_expr_nargs): New.
11489 (CALL_EXPR_ARGP): New.
11490 (build_nt_call_list): Declare.
11491 (build_vl_exp_stat): Declare.
11492 (build_vl_exp): New.
11493 (build_call_list): Declare.
11494 (build_call_nary): Declare.
11495 (build_call_valist): Declare.
11496 (build_call_array): Declare.
11497 (call_expr_arg): Declare.
11498 (call_expr_argp): Declare.
11499 (call_expr_arglist): Declare.
11500 (fold_build_call_list): Declare.
11501 (fold_build_call_list_initializer): Declare.
11502 (fold_call_expr): Declare to replace fold_builtin.
11503 (fold_builtin_fputs): Update to agree with modified definition.
11504 (fold_builtin_strcpy): Likewise.
11505 (fold_builtin_strncpy): Likewise.
11506 (fold_builtin_memory_chk): Likewise.
11507 (fold_builtin_stxcpy_chk): Likewise.
11508 (fold_builtin_strncpy_chk): Likewise.
11509 (fold_builtin_next_arg): Likewise.
11510 (fold_build_call_expr): Declare.
11511 (fold_builtin_call_list): Declare.
11512 (fold_builtin_call_valist): Declare.
11513 (build_call_expr): Declare.
11514 (validate_arglist): Update to agree with modified definition.
11515 (tree_operand_length): New.
11516 (call_expr_arg_iterator): New.
11517 (init_call_expr_arg_iterator): New.
11518 (next_call_expr_arg): New.
11519 (first_call_expr_arg): New.
11520 (more_call_expr_args_p): New.
11521 (FOR_EACH_CALL_EXPR_ARG): New.
11523 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
11524 and tcc_gimple_stmt.
11525 (tree_code_size): Update documentation. Use sizeof (tree) rather
11526 than sizeof (char *).
11527 (tree_size): Likewise. Add case for tcc_vl_exp.
11528 (tree_node_structure): Add case for tcc_vl_exp.
11529 (contains_placeholder_p): Likewise.
11530 (substitute_in_expr): Likewise.
11531 (substitute_placeholder_in_expr): Likewise.
11532 (stabilize_reference_1): Likewise.
11533 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
11534 to diagnose breakage of this interface for constructing CALL_EXPRs.
11535 (build_nt): Add similar assertion here.
11536 (build_nt_call_list): New.
11537 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
11538 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
11540 (get_callee_fndecl): Use new CALL_EXPR accessors.
11541 (tree_operand_check_failed): Change parameters to pass entire node
11542 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
11543 (process_call_operands): New.
11544 (build_vl_exp_stat): New.
11545 (build_call_list): New.
11546 (build_call_nary): New.
11547 (build_call_valist): New.
11548 (build_call_array): New.
11549 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11550 (call_expr_arglist): New.
11552 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
11553 tcc_vl_exp instead of a fixed-size tcc_expression.
11555 * doc/c-tree.texi (CALL_EXPR): Document new representation and
11556 accessors for CALL_EXPRs.
11557 (AGGR_INIT_EXPR): Likewise.
11559 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11560 Brooks Moses <brooks.moses@codesourcery.com>
11561 Lee Millward <lee.millward@codesourcery.com>
11563 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
11564 (expand_builtin_nonlocal_goto): Change parameter to be entire
11565 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
11566 (expand_builtin_prefetch): Likewise.
11567 (expand_builtin_classify_type): Likewise.
11568 (mathfn_built_in): Return NULL_TREE instead of 0.
11569 (expand_errno_check): Use new CALL_EXPR accessors.
11570 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
11571 Return NULL_RTX instead of 0.
11572 (expand_builtin_mathfn_2): Likewise.
11573 (expand_builtin_mathfn_3): Likewise.
11574 (expand_builtin_interclass_mathfn): Likewise.
11575 (expand_builtin_sincos): Likewise.
11576 (expand_builtin_cexpi): Likewise.
11577 (expand_builtin_int_roundingfn): Likewise.
11578 (expand_builtin_int_roundingfn_2): Likewise.
11579 (expand_builtin_pow): Likewise.
11580 (expand_builtin_powi): Likewise.
11581 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
11582 of arglist, fixing callers appropriately. Use new CALL_EXPR
11583 accessors and constructors. Return NULL_RTX instead of 0.
11584 (expand_builtin_strstr): Likewise.
11585 (expand_builtin_strchr): Likewise.
11586 (expand_builtin_strrchr): Likewise.
11587 (expand_builtin_strpbrk): Likewise.
11588 (expand_builtin_memcpy): Likewise.
11589 (expand_builtin_mempcpy): Likewise.
11590 (expand_builtin_mempcpy_args): New.
11591 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
11592 (expand_builtin_memmove_args): New.
11593 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
11594 (expand_movstr): Likewise.
11595 (expand_builtin_strcpy): Likewise.
11596 (expand_builtin_strcpy_args): New.
11597 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
11598 (expand_builtin_strncpy): Likewise.
11599 (expand_builtin_memset): Likewise.
11600 (expand_builtin_memset_args): New.
11601 (expand_builtin_bzero): Similarly to expand_builtin_memset.
11602 (expand_builtin_memcmp): Likewise.
11603 (expand_builtin_strcmp): Likewise.
11604 (expand_builtin_strncmp): Likewise.
11605 (expand_builtin_strcat): Likewise.
11606 (expand_builtin_strncat): Likewise.
11607 (expand_builtin_strspn): Likewise.
11608 (expand_builtin_strcspn): Likewise.
11609 (expand_builtin_args_info): Likewise.
11610 (expand_builtin_va_start): Likewise.
11611 (gimplify_va_arg_expr): Likewise.
11612 (expand_builtin_va_end): Likewise.
11613 (expand_builtin_va_copy): Likewise.
11614 (expand_builtin_frame_address): Likewise.
11615 (expand_builtin_alloca): Likewise.
11616 (expand_builtin_bswap): Likewise.
11617 (expand_builtin_unop): Likewise.
11618 (expand_builtin_fputs): Likewise.
11619 (expand_builtin_expect): Likewise.
11620 (expand_builtin_fabs): Likewise.
11621 (expand_builtin_copysign): Likewise.
11622 (expand_builtin_printf): Likewise.
11623 (expand_builtin_fprintf): Likewise.
11624 (expand_builtin_sprintf): Likewise.
11625 (expand_builtin_init_trampoline): Likewise.
11626 (expand_builtin_signbit): Likewise.
11627 (expand_builtin_fork_or_exec): Likewise.
11628 (expand_builtin_sync_operation): Likewise.
11629 (expand_builtin_compare_and_swap): Likewise.
11630 (expand_builtin_lock_test_and_set): Likewise.
11631 (expand_builtin_lock_release): Likewise.
11632 (expand_builtin): Likewise.
11633 (builtin_mathfn_code): Likewise.
11635 (fold_builtin_constant_p): Pass call arguments individually instead
11636 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11637 accessors and constructors. Return NULL_TREE instead of 0.
11638 (fold_builtin_expect): Likewise.
11639 (fold_builtin_classify_type): Likewise.
11640 (fold_builtin_strlen): Likewise.
11641 (fold_builtin_nan): Likewise.
11642 (integer_valued_real_p): Likewise.
11643 (fold_trunc_transparent_mathfn): Likewise.
11644 (fold_fixed_mathfn): Likewise.
11645 (fold_builtin_cabs): Likewise.
11646 (fold_builtin_sqrt): Likewise.
11647 (fold_builtin_cbrt): Likewise.
11648 (fold_builtin_cos): Likewise.
11649 (fold_builtin_cosh): Likewise.
11650 (fold_builtin_tan): Likewise.
11651 (fold_builtin_sincos): Likewise.
11652 (fold_builtin_cexp): Likewise.
11653 (fold_builtin_trunc): Likewise.
11654 (fold_builtin_floor): Likewise.
11655 (fold_builtin_ceil): Likewise.
11656 (fold_builtin_round): Likewise.
11657 (fold_builtin_int_roundingfn): Likewise.
11658 (fold_builtin_bitop): Likewise.
11659 (fold_builtin_bswap): Likewise.
11660 (fold_builtin_logarithm): Likewise.
11661 (fold_builtin_hypot): Likewise.
11662 (fold_builtin_pow): Likewise.
11663 (fold_builtin_powi): Likewise.
11664 (fold_builtin_exponent): Likewise.
11665 (fold_builtin_memset): Likewise.
11666 (fold_builtin_bzero): Likewise.
11667 (fold_builtin_memory_op): Likewise.
11668 (fold_builtin_bcopy): Deleted; call site changed to invoke
11669 fold_builtin_memory_op directly.
11670 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
11671 (fold_builtin_strncpy): Likewise.
11672 (fold_builtin_memcmp): Likewise.
11673 (fold_builtin_strcmp): Likewise.
11674 (fold_builtin_strncmp): Likewise.
11675 (fold_builtin_signbit): Likewise.
11676 (fold_builtin_copysign): Likewise.
11677 (fold_builtin_isascii): Likewise.
11678 (fold_builtin_toascii): Likewise.
11679 (fold_builtin_isdigit): Likewise.
11680 (fold_builtin_fabs): Likewise.
11681 (fold_builtin_abs): Likewise.
11682 (fold_builtin_fmin_fmax): Likewise.
11683 (fold_builtin_carg): Likewise.
11684 (fold_builtin_classify): Likewise.
11685 (fold_builtin_unordered_cmp): Likewise.
11687 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
11688 New functions split out from fold_builtin_1.
11689 (fold_builtin_n): New.
11690 (fold_builtin_varargs): New.
11691 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
11693 (fold_call_expr): New.
11694 (build_function_call_expr): Rewrite to use new helper function.
11695 (fold_builtin_call_list): New.
11696 (build_call_expr): New.
11697 (fold_builtin_call_valist): New.
11698 (rewrite_call_expr): New.
11699 (validate_arg): New.
11700 (validate_arglist): Change parameter to be entire CALL_EXPR instead
11701 of an arglist. Change return type to bool. Use new CALL_EXPR
11704 (fold_builtin_strstr): Pass call arguments individually instead
11705 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11706 accessors and constructors. Return NULL_TREE instead of 0.
11707 (fold_builtin_strchr): Likewise.
11708 (fold_builtin_strrchr): Likewise.
11709 (fold_builtin_strpbrk): Likewise.
11710 (fold_builtin_strcat): Likewise.
11711 (fold_builtin_strncat): Likewise.
11712 (fold_builtin_strspn): Likewise.
11713 (fold_builtin_strcspn): Likewise.
11714 (fold_builtin_fputs): Likewise.
11715 (fold_builtin_next_arg): Likewise.
11716 (fold_builtin_sprintf): Likewise.
11718 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
11719 NULL_RTX instead of 0.
11720 (expand_builtin_memory_chk): Likewise.
11721 (maybe_emit_chk_warning): Likewise.
11722 (maybe_emit_sprintf_chk_warning): Likewise.
11724 (fold_builtin_object_size): Pass call arguments individually instead
11725 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11726 accessors and constructors. Return NULL_TREE instead of 0.
11727 (fold_builtin_memory_chk): Likewise.
11728 (fold_builtin_stxcpy_chk): Likewise.
11729 (fold_builtin_strncpy_chk): Likewise.
11730 (fold_builtin_strcat_chk): Likewise.
11731 (fold_builtin_strcat_chk): Likewise.
11732 (fold_builtin_strncat_chk): Likewise.
11733 (fold_builtin_sprintf_chk): Likewise.
11734 (fold_builtin_snprintf_chk): Likewise.
11735 (fold_builtin_printf): Likewise.
11736 (fold_builtin_vprintf): Likewise.
11738 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
11740 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
11741 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11742 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
11743 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
11744 (fold_unary): Likewise.
11745 (fold_binary): Likewise.
11746 (fold_ternary): Remove CALL_EXPR case, since they are no longer
11747 ternary expressions.
11748 (fold): Add logic for tcc_vl_exp.
11749 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
11750 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11751 (fold_build3_stat): Add assertion to flag broken interface for
11752 constructing CALL_EXPRs.
11753 (fold_build_call_list): New.
11754 (fold_build_call_list_initializer): New.
11755 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
11757 (fold_strip_sign_ops): Likewise.
11759 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11760 Brooks Moses <brooks.moses@codesourcery.com>
11761 Lee Millward <lee.millward@codesourcery.com>
11763 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
11764 accessors and dump arguments explicitly.
11766 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
11768 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
11770 (print_call_name): Use new CALL_EXPR accessors.
11772 * print-tree.c (print_node): Add case tcc_vl_exp. Print
11773 CALL_EXPR arguments explicitly instead of as a list. Use
11774 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11776 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
11777 (vrp_visit_stmt): Likewise.
11779 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
11780 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
11782 (force_move_till_expr): Likewise.
11784 * targhooks.c (default_external_stack_protect_fail): Use
11785 build_call_expr instead of build_function_call_expr.
11786 (default_hidden_stack_protect_fail): Likewise.
11788 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
11791 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
11792 and walk arguments explicitly.
11794 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
11795 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11796 (expand_simple_operations): Likewise.
11797 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
11799 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
11800 of TREE_CODE_LENGTH.
11801 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
11803 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
11804 instead of TREE_CODE_LENGTH.
11806 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
11807 (tree_ic_transform): Likewise.
11808 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
11809 parameter instead of arglist. Fix callers.
11810 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
11811 (tree_stringops_transform): Likewise.
11812 (tree_indirect_call_to_profile): Likewise.
11813 (tree_stringops_values_to_profile): Likewise.
11815 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
11816 (eliminate_tail_call): Likewise.
11818 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
11820 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
11821 Use TREE_OPERAND_LENGTH and generalize to handle any number of
11823 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
11825 * omp-low.c (build_omp_barrier): Use build_call_expr.
11826 (lower_rec_input_clauses): Likewise.
11827 (lower_reduction_clauses): Likewise.
11828 (expand_parallel_call): Likewise.
11829 (maybe_catch_exception): Likewise.
11830 (expand_omp_for_generic): Likewise.
11831 (expand_omp_for_static_nochunk): Likewise.
11832 (expand_omp_sections): Likewise.
11833 (lower_omp_single_simple): Likewise.
11834 (lower_omp_single_copy): Likewise.
11835 (lower_omp_master): Likewise.
11836 (lower_omp_ordered): Likewise.
11837 (lower_omp_critical): Likewise.
11839 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
11840 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
11842 * tree-gimple.c (is_gimple_call_addr): Fix doc.
11843 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
11844 TREE_CODE_LENGTH. Add tcc_vl_exp case.
11846 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
11847 and generalize to handle any number of operands.
11848 (chrec_contains_undetermined): Likewise.
11849 (tree_contains_chrecs): Likewise.
11850 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
11852 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
11854 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
11855 fold_call_expr instead of fold_builtin.
11856 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
11857 match declarations there.
11858 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
11861 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
11862 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11864 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
11865 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
11867 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
11870 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
11871 (execute_cse_sincos): Use new CALL_EXPR accessors.
11873 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
11875 * gimple-low.c (lower_function_body): Use build_call_expr.
11876 (lower_builtin_setjmp): Likewise.
11878 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
11879 (set_storage_via_libcall): Likewise.
11880 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
11881 instead of TREE_CODE_LENGTH.
11882 (expand_expr_real_1): Use new CALL_EXPR accessors.
11884 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
11885 generalize to handle any number of operands.
11886 (TB_parent_eq): Likewise.
11888 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
11889 (strip_builtin_expect): Likewise.
11891 * function.c (gimplify_parameters): Use build_call_expr.
11893 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
11894 instead of TREE_CODE_LENGTH.
11896 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
11897 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
11899 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
11902 * gimplify.c (build_stack_save_restore): Use build_call_expr.
11903 (gimplify_decl_expr): Likewise.
11904 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
11905 Use new CALL_EXPR iterators.
11906 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
11907 (gimplify_modify_expr_to_memset): Likewise.
11908 (gimplify_variable_sized_compare): Likewise.
11909 (gimplify_omp_atomic_fetch_op): Likewise.
11910 (gimplify_omp_atomic_pipeline): Likewise.
11911 (gimplify_omp_atomic_mutex): Likewise.
11912 (gimplify_function_tree): Likewise.
11914 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
11915 (call_expr_flags): Likewise.
11916 (expand_call): Likewise.
11918 * except.c (expand_builtin_eh_return_data_regno): Pass entire
11919 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11922 * coverage.c (create_coverage): Use build_call_expr.
11924 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
11925 (temp_call_expr_obstack): New.
11926 (pool_copy_list): Delete.
11927 (temp_copy_call_expr): New.
11928 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
11929 CALL_EXPR accessors. Get rid of special goo for copying argument
11930 lists and use temp_copy_call_expr instead.
11931 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
11932 CALL_EXPR accessors.
11933 (create_expression_by_pieces): Likewise. Use build_call_array
11934 to construct the result instead of fold_build3.
11935 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
11936 dealing with argument lists.
11937 (init_pre): Remove references to expression_node_pool and
11938 list_node_pool. Init temp_call_expr_obstack instead.
11939 (fini_pre): Remove references to expression_node_pool and
11942 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
11943 and walk arguments explicitly instead of as a list.
11945 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
11946 (mx_register_decls): Likewise.
11947 (mudflap_register_call): Likewise.
11948 (mudflap_finish_file): Likewise.
11950 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
11951 (ipa_callsite_compute_param): Likewise.
11953 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
11954 accessors and constructor.
11956 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
11957 accessors and constructor.
11958 (convert_tramp_reference): Likewise.
11959 (convert_call_expr): Likewise.
11960 (finalize_nesting_tree_1): Likewise.
11962 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
11965 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
11967 * tree-inline.c (initialize_inlined_parameters): Pass entire
11968 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11970 (estimate_num_insns_1): Use new CALL_EXPR accessors.
11971 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
11973 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
11974 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11975 (vectorizable_reduction): Likewise.
11976 (vectorizable_call): Use new CALL_EXPR iterators.
11977 (vectorizable_conversion): Use build_call_expr.
11978 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
11979 (vect_gen_widened_results_half): Use build_call_expr.
11980 (vect_setup_realignment): Likewise.
11981 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
11983 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
11984 (pass_through_call): Likewise.
11985 (compute_object_sizes): Likewise. Use fold_call_expr instead of
11988 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
11989 (tree_gen_pow2_profiler): Likewise.
11990 (tree_gen_one_value_profiler): Likewise.
11991 (tree_gen_ic_func_profiler): Likewise.
11992 (tree_gen_average_profiler): Likewise.
11993 (tree_gen_ior_profiler): Likewise.
11995 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
11996 (find_func_aliases): Use new CALL_EXPR accessors. Add case
11997 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11999 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
12000 of TREE_CODE_LENGTH.
12002 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
12003 of TREE_CODE_LENGTH.
12005 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
12007 (convert_to_integer): Likewise.
12009 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
12012 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12013 Brooks Moses <brooks.moses@codesourcery.com>
12014 Lee Millward <lee.millward@codesourcery.com>
12016 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
12018 * config/frv/frv.c (frv_expand_builtin): Likewise.
12019 * config/s390/s390.c (s390_expand_builtin): Likewise.
12021 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
12022 (sparc_expand_builtin): Use new CALL_EXPR accessors.
12024 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
12025 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
12026 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
12027 (ix86_expand_store_builtin): Likewise.
12028 (ix86_expand_unop_builtin): Likewise.
12029 (ix86_expand_unop1_builtin): Likewise.
12030 (ix86_expand_sse_compare): Likewise.
12031 (ix86_expand_sse_comi): Likewise.
12032 (ix86_expand_vec_init_builtin): Likewise.
12033 (ix86_expand_vec_ext_builtin): Likewise.
12034 (ix86_expand_vec_set_builtin): Likewise.
12035 (ix86_expand_builtin): Use new CALL_EXPR accessors.
12037 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
12038 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
12040 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
12041 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12042 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
12044 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
12046 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12047 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
12048 arglist. Use new CALL_EXPR accessors. Fix callers.
12049 (altivec_expand_abs_builtin): Likewise.
12050 (rs6000_expand_binop_builtin): Likewise.
12051 (altivec_expand_predicate_builtin): Likewise.
12052 (altivec_expand_lv_builtin): Likewise.
12053 (spe_expand_stv_builtin): Likewise.
12054 (altivec_expand_stv_builtin): Likewise.
12055 (rs6000_expand_ternop_builtin): Likewise.
12056 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
12057 (altivec_expand_st_builtin): Likewise.
12058 (altivec_expand_dst_builtin): Likewise.
12059 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
12060 arglist. Use new CALL_EXPR accessors. Fix callers.
12061 (altivec_expand_vec_set_builtin): Likewise.
12062 (altivec_expand_vec_ext_builtin): Likewise.
12063 (altivec_expand_builtin): Use new CALL_EXPR accessors.
12064 (spe_expand_builtin): Likewise.
12065 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
12066 arglist. Use new CALL_EXPR accessors. Fix callers.
12067 (spe_expand_evsel_builtin): Likewise.
12068 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
12069 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
12071 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
12072 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12073 (arm_expand_unop_builtin): Likewise.
12074 (arm_expand_builtin): Use new CALL_EXPR accessors.
12076 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
12079 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
12080 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12081 (bfin_expand_unop_builtin): Likewise.
12082 (bfin_expand_builtin): Use new CALL_EXPR accessors.
12084 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12085 Brooks Moses <brooks.moses@codesourcery.com>
12086 Lee Millward <lee.millward@codesourcery.com>
12088 * c-semantics.c (build_stmt): Add internal diagnostic check.
12090 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
12091 accessors. Print arguments explicitly instead of as a list.
12093 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
12095 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
12096 (c_finish_omp_flish): Likewise.
12098 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
12099 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
12100 instead of TREE_CODE_LENGTH.
12101 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
12102 (c_warn_unused_result): Likewise.
12104 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12107 * doc/invoke.texi (Warning Options): Remove
12108 -Werror-implicit-function-declaration.
12109 (Wimplicit-function-declaration): Update description.
12110 * opts.c (common_handle_option): Move handling of -Werror=* to...
12111 (enable_warning_as_error): ...here.
12112 * opts.h (enable_warning_as_error): Declare.
12113 * c-decl.c (implicit_decl_warning): Unless
12114 -Wno-implicit-function-declaration is given, emit a pedwarn if
12115 -std=c99 or emit a warning if -Wimplicit-function-declaration.
12116 * c.opt (Wimplicit-function-declaration): Replace
12117 mesg_implicit_function_declaration with
12118 warn_implicit_function_declaration.
12119 * c-opts.c (c_common_handle_option):
12120 -Werror-implicit-function-declaration is exactly equal as
12121 -Werror=implicit-function-declaration.
12122 (set_Wimplicit): Replace mesg_implicit_function_declaration with
12123 warn_implicit_function_declaration.
12124 (c_common_post_options): -Wimplict-function-declaration is enabled
12125 by default by -std=c99, otherwise is disabled by default.
12126 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
12128 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
12130 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
12131 DECL on the rhs to a DECL on the lhs for debug info purposes if the
12132 former is ignored but not the latter.
12134 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
12136 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
12137 is made and the reference doesn't use the alias set of its type,
12138 do not create the temporary using that type.
12140 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
12142 * jump.c: Remove prototypes for delete_computation and
12143 delete_prior_computation.
12145 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
12147 * jump.c (get_label_after): Delete.
12148 (get_label_before, delete_computation, delete_jump,
12149 delete_prior_computation, follow_jumps): Move...
12150 * reorg.c (delete_computation, delete_prior_computation): ... here...
12151 (get_label_before, delete_jump): ... making these static ...
12152 (follow_jumps): ... and simplifying this since it only runs after
12154 * rtl.h (get_label_after, get_label_before, delete_jump,
12155 follow_jumps): Delete prototypes.
12157 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
12159 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
12161 2007-02-15 Nick Clifton <nickc@redhat.com>
12163 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
12164 order to prevent it from being munged by the target.
12166 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
12168 * config/i386/i386.md: Remove misleading comment.
12170 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12172 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
12173 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
12176 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12178 * tree-sra.c (instantiate_missing_elements): Canonicalize
12180 (sra_build_assignment): New.
12181 (generate_copy_inout, generate_element_copy,
12182 generate_element_zero, generate_one_element_init): Use it.
12184 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12186 * tree-sra.c (instantiate_missing_elements): Canonicalize
12188 (sra_build_assignment): New.
12189 (generate_copy_inout, generate_element_copy,
12190 generate_element_zero, generate_one_element_init): Use it.
12192 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12194 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
12197 2007-02-14 Joseph Myers <joseph@codesourcery.com>
12199 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
12200 types as aggregates not scalars.
12201 * function.c (assign_stack_temp_for_type): Likewise.
12203 2007-02-14 Roger Sayle <roger@eyesopen.com>
12204 Zdenek Dvorak <dvorakz@suse.cz>
12206 * tree-dump.c (dump_switch_p_1): Require exact match of the option
12209 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
12211 * passes.c (next_pass_1): Clear the next field of the copied
12214 2007-02-14 Richard Henderson <rth@redhat.com>
12216 * tree-sra.c (early_sra): New.
12217 (decl_can_be_decomposed_p): Deny va_list if early_sra.
12218 (tree_sra_early, pass_sra_early): New.
12219 * tree-pass.h (pass_sra_early): Declare.
12220 * passes.c (init_optimization_passes): Use it.
12222 2007-02-14 Richard Guenther <rguenther@suse.de>
12224 * flags.h (issue_strict_overflow_warning): Convert to a macro.
12226 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
12228 PR tree-optimization/30771
12229 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
12231 (vect_analyze_operations): Induction phis can now be marked as
12233 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
12234 Update documentation accordingly.
12236 2007-02-14 Nick Clifton <nickc@redhat.com>
12238 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
12239 most 3 arguments are supported.
12240 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
12242 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
12244 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
12245 Ensure dst->current is valid.
12247 2007-02-13 Paul Brook <paul@codesourcery.com>
12249 * config.gcc: Add arm*-*-uclinux-*eabi.
12250 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
12251 (SUBTARGET_EXTRA_LINK_SPEC): Define.
12252 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
12253 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
12254 (LINK_SPEC): Define.
12255 (LIB_SPEC): Define.
12256 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
12258 * config/arm/uclinux-eabi.h: New file.
12259 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
12260 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
12263 2007-02-13 Ian Lance Taylor <iant@google.com>
12265 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
12266 * flags.h (warn_strict_overflow): Declare.
12267 (enum warn_strict_overflow_code): Define.
12268 (issue_strict_overflow_warning): New static inline function.
12269 * opts.c (warn_strict_overflow): New variable.
12270 (common_handle_option): Handle OPT_Wstrict_overflow and
12271 OPT_Wstrict_overflow_.
12272 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
12274 * fold-const.c: Include intl.h.
12275 (fold_deferring_overflow_warnings): New static variable.
12276 (fold_deferred_overflow_warning): New static variable.
12277 (fold_deferred_overflow_code): New static variable.
12278 (fold_defer_overflow_warnings): New function.
12279 (fold_undefer_overflow_warnings): New function.
12280 (fold_undefer_and_ignore_overflow_warnings): New function.
12281 (fold_deferring_overflow_warnings_p): New function.
12282 (fold_overflow_warning): New static function.
12283 (make_range): Add strict_overflow_p parameter. Change all
12285 (extract_muldiv, extract_muldiv_1): Likewise.
12286 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
12287 tree_expr_nonnegative_p.
12288 (fold_negate_expr): Call fold_overflow_warning.
12289 (fold_range_test): Likewise.
12290 (fold_comparison): Likewise.
12291 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
12292 instead of tree_expr_nonnegative_p.
12293 (tree_expr_nonnegative_warnv_p): Rename from
12294 tree_expr_nonnegative_p, add strict_overflow_p parameter.
12295 (tree_expr_nonnegative_p): New function.
12296 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
12297 strict_overflow_p parameter.
12298 (tree_expr_nonzero_p): New function.
12299 * passes.c (verify_interpass_invariants): New static function.
12300 (execute_one_pass): Call it.
12301 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
12303 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
12304 (estimate_numbers_of_iterations): Likewise.
12305 (scev_probably_wraps_p): Likewise.
12306 * tree-ssa-ccp.c: Include "toplev.h".
12307 (evaluate_stmt): Defer fold overflow warnings until we know we are
12309 (struct fold_stmt_r_data): Add stmt field.
12310 (fold_stmt_r): Defer fold overflow warnings until we know we
12312 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
12313 (fold_stmt_inplace): Likewise.
12314 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
12315 (cleanup_control_expr_graph): Defer fold overflow warnings until
12316 we know we are going to optimize.
12317 * tree-cfg.c (fold_cond_expr_cond): Likewise.
12318 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
12320 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12321 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
12322 * tree-ssa-loop-manip.c (create_iv): Likewise.
12323 * c-typeck.c (build_conditional_expr): Likewise.
12324 (build_binary_op): Likewise.
12325 * tree-vrp.c (vrp_expr_computes_nonzero): Call
12326 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
12327 (extract_range_from_unary_expr): Likewise.
12328 * simplify-rtx.c (simplify_const_relational_operation): Warn when
12329 assuming that signed overflow does not occur.
12330 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
12331 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
12332 (fold_defer_overflow_warnings): Declare.
12333 (fold_undefer_overflow_warnings): Declare.
12334 (fold_undefer_and_ignore_overflow_warnings): Declare.
12335 (fold_deferring_overflow_warnings_p): Declare.
12336 (tree_expr_nonzero_warnv_p): Declare.
12337 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
12338 of warning options.
12339 (Warning Options): Document -Wstrict-overflow.
12340 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
12341 (tree-ssa-ccp.o): Likewise.
12342 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
12343 (fold-const.o): Depend on intl.h.
12345 2007-02-13 Ian Lance Taylor <iant@google.com>
12347 PR middle-end/30751
12348 * lower-subreg.c (resolve_simple_move): Decompose subregs in
12351 2007-02-13 Stuart Hastings <stuart@apple.com>
12353 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
12355 2007-02-13 Richard Henderson <rth@redhat.com>
12357 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
12358 handled_component_p before looking for the indirect_ref.
12360 2007-02-13 Richard Henderson <rth@redhat.com>
12362 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
12363 remove flags clobber.
12364 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
12365 (bswaphi_lowpart): New.
12366 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
12367 remove TARGET_BSWAP test. Delete expander of the same name.
12369 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
12370 (expand_unop): Use them.
12372 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
12374 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
12375 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
12376 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
12377 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
12378 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
12379 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
12380 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
12381 assembler dialect choice from asm templates.
12383 2007-02-12 Richard Henderson <rth@redhat.com>
12385 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
12386 (fixuns_trunc<SSEMODEF>si2): Use it.
12387 * config/i386/sse.md (vec_setv4sf_0): Export.
12388 * config/i386/i386.c (ix86_build_const_vector): Export.
12389 (ix86_split_convert_uns_si_sse): Rename from
12390 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
12391 * config/i386/i386-protos.h: Update.
12393 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12396 * c-typeck.c (c_finish_return): Improve warning message.
12398 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12400 * alias.c (find_symbolic_term): Delete unused function.
12402 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
12404 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
12405 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
12406 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
12408 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12410 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
12411 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
12412 the function, temporarily point the debug interface to the null one.
12414 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12416 * dwarf2out.c (round_up_to_align): New static function.
12417 (field_byte_offset): Use it to round the offset.
12419 2007-02-12 Richard Henderson <rth@redhat.com>
12421 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
12422 (inswl_const): Export.
12424 2007-02-12 Richard Henderson <rth@redhat.com>
12426 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
12427 result mode of the libcall, convert back to outmode.
12429 2007-02-12 Roger Sayle <roger@eyesopen.com>
12431 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
12432 (bswapdi2): New define_expand to implement 32-bit implementation.
12434 2007-02-12 Nick Clifton <nickc@redhat.com>
12436 * doc/invoke.texi (Overall Options): Document --help=.
12437 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
12438 (cc1_options): Pass --help= on to cc1.
12439 (display_help): Add description of --help=.
12440 (process_command): Add code to handle --help=. Allow translated
12441 --help and --target-help switches to be passed on to compiler
12443 (main): Remove unused if statement.
12444 * opts.c (columns): Remove.
12445 (LEFT_COLUMN): Define.
12446 (wrap_help): Add columns argument.
12447 (print_filtered_help): Change parameters to be an include bitmask,
12448 an exclude bitmask, an any bitmask and the column width. Move the
12449 code to display the params list here. Add code to display the
12450 status of options rather than their descriptions if the quiet flag
12452 (print_specific_help): Change parameters to be an include bitmask,
12453 an exclude bitmask and an any bitmask. Move code to look up the
12454 column width here. Decide upon the title for an options listing.
12455 (common_handle_options): Add code to handle --help=. Adapt code
12456 for --help and --target-help to use the revised form of the
12457 print_specific_help function.
12458 (print_help): Delete.
12459 (print_param_help): Delete.
12460 (print_switch): Delete.
12461 * opts.h (cl_lang_count): Add prototype.
12462 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
12463 CL_MAX_OPTION_CLASS): New defines.
12464 * optc-gen.awk: Add construction of cl_lang_count.
12465 * c.opt: Add Warning attribute to warning options and Optimization
12466 attribute to optimization options.
12467 * common.opt: Likewise.
12469 Add -fhelp and -ftarget-help as aliases for the transformed --help
12470 and --target-help options.
12471 * opt-functions.awk: Add code to handle Warning and Optimization
12474 2007-02-12 Richard Henderson <rth@redhat.com>
12476 * config/alpha/constraints.md: New file.
12477 * config/alpha/alpha.c: Include tm-constrs.h.
12478 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
12479 alpha_extra_constraint): Remove.
12480 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
12481 * config/alpha/alpha-protos.h: Update.
12482 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
12483 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
12484 (EXTRA_CONSTRAINT): Remove.
12485 * config/alpha/alpha.md: Include constraints.md.
12486 (adddi splitter): Use satisfies_constraint_*.
12487 * config/alpha/predicates.md (add_operand): Likewise.
12488 (sext_add_operand, addition_operation): Likewise.
12490 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
12492 PR tree-optimization/29145
12493 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
12494 in our handling of restrict qualified pointers.
12496 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12499 * doc/invoke.texi (Wunused-value): Update description.
12500 (Wextra): Delete item.
12501 * opts.c (set_Wextra): Don't use the value of Wextra to set the
12502 value of Wunused-value.
12503 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
12504 (c_finish_stmt_expr): Don't check extra_warnings.
12505 (emit_side_effect_warnings): The caller is responsible to check
12508 2007-02-11 Roger Sayle <roger@eyesopen.com>
12509 Matt Thomas <matt@3am-software.com>
12511 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
12513 2007-02-11 Roger Sayle <roger@eyesopen.com>
12515 * simplify-rtx.c (simplify_relational_operation_1): Optimize
12516 comparisons of POPCOUNT against zero.
12517 (simplify_const_relational_operation): Likewise.
12519 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12521 * doc/invoke.texi (Wextra): Delete outdated paragraph.
12523 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12525 * dwarf2out.c (root_type): Delete unused function.
12527 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12529 * genattrtab.c (contained_in_p): Delete unused function.
12530 (write_expr_attr_cache): Likewise.
12532 2007-02-11 Jan Hubicka <jh@suse.cz>
12534 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
12537 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
12539 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
12540 to add the REG_EQ* note.
12541 * see.c (see_merge_one_use_extension): Likewise.
12542 * local-alloc.c (update_equiv_regs): Likewise. Also don't
12543 turn REG_EQUAL notes into REG_EQUIV notes if the target
12544 register may have more than one set.
12545 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
12546 * gcse.c (try_replace_reg): Likewise.
12547 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
12548 * calls.c (fixup_tail_calls): Likewise. Abort if there is
12549 more than one REG_EQUIV note.
12550 * reload1.c (gen_reload): Use set_unique_reg_note.
12552 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
12554 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
12555 (ix86_builtin_conversion): New function.
12557 2007-02-06 Mark Mitchell <mark@codesourcery.com>
12560 * tree.h (DECL_REPLACEABLE_P): New macro.
12561 * except.c (set_nothrow_function_flags): Likewise.
12563 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
12564 Ira Rosen <irar@il.ibm.com>
12565 Dorit Nuzman <dorit@il.ibm.com>
12567 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
12568 * targhooks.c (default_builtin_vectorized_conversion): New.
12569 * targhooks.h (default_builtin_vectorized_function): New declaration.
12570 * target.h (struct vectorize): Add builtin_conversion field.
12571 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
12572 stmt_vec_info_type value.
12573 (vectorizable_conversion): New declaration.
12574 * tree-vect-analyze.c (vect_analyze_operations): Add
12575 vectorizable_conversion call.
12576 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
12577 * tree-vect-transform.c (vectorizable_conversion): New function.
12578 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
12579 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
12581 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
12582 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
12583 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
12584 or ALTIVEC_BUILTIN_VCFSX.
12586 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12589 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
12590 CONST_DOUBLE and operand 0 is a hard register.
12591 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
12592 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
12593 is a hard floating-point register.
12595 2007-02-10 Richard Henderson <rth@redhat.com>
12596 Jakub Jelinek <jakub@redhat.com>
12597 Alexandre Oliva <aoliva@redhat.com>
12599 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
12600 * builtin-types.def (BT_WORD): Make unsigned.
12601 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
12602 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
12603 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
12604 * c-decl.c (grokdeclarator): Don't error if !have_tls.
12605 * c-parser.c (c_parser_omp_threadprivate): Likewise.
12606 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
12608 * expr.c (emutls_var_address): New.
12609 (expand_expr_real_1): Expand emulated tls.
12610 (expand_expr_addr_expr_1): Likewise.
12611 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
12612 * output.h (emutls_finish): Declare.
12613 * toplev.c (compile_file): Call it.
12614 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
12615 address before wrapping in CONST.
12616 * varasm.c (emutls_htab, emutls_object_type): New.
12617 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
12618 (get_emutls_object_name, get_emutls_object_type): New.
12619 (get_emutls_init_templ_addr, emutls_decl): New.
12620 (emutls_common_1, emutls_finish): New.
12621 (assemble_variable): When emulating tls, swap decls; generate
12622 constructor for the emutls objects.
12623 (do_assemble_alias): When emulating tls, swap decl and target name.
12624 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
12626 * varpool.c (decide_is_variable_needed): Look at force_output.
12627 Recurse for emulated tls.
12628 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
12629 with decide_is_variable_needed.
12630 * emutls.c: New file.
12631 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
12632 tls_object for real tls.
12634 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
12636 PR rtl-optimization/29599
12637 * reload1.c (eliminate_regs_in_insn): Take the destination
12638 mode into account when computing the offset.
12640 2007-02-09 Stuart Hastings <stuart@apple.com>
12641 Richard Henderson <rth@redhat.com>
12643 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12644 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12645 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
12646 fixuns_truncdfhi2): New.
12647 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
12648 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
12649 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
12650 (floatunssidf2): Allow nonimmediate source.
12651 * config/i386/sse.md (movdi_to_sse): New.
12652 (vec_concatv2di): Drop '*'.
12653 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
12654 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12655 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
12657 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
12658 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12659 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
12660 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
12661 (ix86_build_signbit_mask): Fix decl of v, refactor to call
12662 ix86_build_const_vector.
12663 (x86_emit_floatuns): Rewrite.
12665 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12667 * genautomata.c (longest_path_length): Delete unused function.
12668 (struct state): Delete unused longest_path_length.
12669 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
12670 (get_free_state): Delete unused.
12672 2007-02-09 Jan Hubicka <jh@suse.cz>
12674 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
12675 * doc/invoke.texi (inline-unit-growth): Update default value.
12677 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
12678 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
12679 (rebuild_cgraph_edges): Likewise.
12680 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
12681 (dump_cgraph_node): Dump frequencies.
12682 (cgraph_clone_edge): Add frequency scales.
12683 (cgraph_clone_node): Add freuqnecy.
12684 * cgraph.h (cgraph_edge): Add freuqnecy argument.
12685 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
12686 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
12687 * tree-pass.h (TODO_rebuild_frequencies): New constant.
12688 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
12689 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
12690 (save_inline_function_body): Likewise.
12691 * ipa-inline.c: inluce rtl.h
12692 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
12693 (cgraph_edge_badness): Use frequencies.
12694 (cgraph_decide_recursive_inlining): Update clonning.
12695 (cgraph_decide_inlining_of_small_function): Dump frequency.
12696 * predict.c (estimate_bb_frequencies): Export.
12697 * predict.h (estimate_bb_frequencies): Declare.
12698 * tree-inline.c (copy_bb): Watch overflows.
12699 (expand_call_inline): Update call of cgraph_create_edge.
12700 (optimize_inline_calls): Use TODO flags to update frequnecies.
12701 * passes.h: Include predict.h
12702 (init_optimization_passes): Move profile ahead.
12703 (execute_function_todo): Handle TODO_rebuild_frequencies.
12705 2007-02-09 Roger Sayle <roger@eyesopen.com>
12707 * config/alpha/alpha.c (emit_insxl): Force the first operand of
12708 the insbl or inswl pattern into a register.
12710 2007-02-09 Roger Sayle <roger@eyesopen.com>
12712 * config/ia64/ia64.md (bswapdi2): New define_insn.
12714 2007-02-09 Richard Henderson <rth@redhat.com>
12716 * config/i386/constraints.md (Ym): New constraint.
12717 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
12718 (movdi_1_rex64): Split sse and xmm general register moves from
12719 memory move alternatives. Use conditional register constraints.
12720 (movsf_1, movdf_integer): Likewise.
12721 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
12722 (movdf_integer_rex64): New.
12723 (pushsf_rex64): Fix output constraints.
12724 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
12725 (sse2_stored): Likewise.
12726 (sse2_storeq_rex64): New.
12727 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
12728 amd and not generic.
12729 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
12730 for optimize_size. Remove SF/DFmode hack.
12732 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12734 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
12737 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
12738 Richard Sandiford <richard@codesourcery.com>
12740 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
12741 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
12742 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
12743 m68k/t-mlib to tmake_file.
12744 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
12745 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
12746 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
12747 Allow it to be cf or m68k. Set m68k_arch_family. If that
12748 variable is not empty, add t-$m68k_arch_family to tmake_file.
12749 Add t-mlibs to tmake_file.
12750 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
12751 * config/m68k/t-cf: New file.
12752 * config/m68k/t-m68k: Likewise.
12753 * config/m68k/t-mlibs: Likewise.
12754 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12755 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12756 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12757 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12758 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
12760 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
12761 (INSTALL_LIBGCC): Delete.
12762 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12763 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12764 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12765 (M68K_MLIB_CPU): Define.
12766 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12767 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12768 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
12770 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
12771 Richard Guenther <rguenther@suse.de>
12773 PR middle-end/23361
12774 * fold-const.c (fold_comparison): Handle obfuscated comparisons
12775 against INT_MIN/INT_MAX.
12776 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
12777 file if a loop is removed.
12779 2007-02-09 Joseph Myers <joseph@codesourcery.com>
12781 * calls.c (store_one_arg): Pass correct alignment to
12782 emit_push_insn for non-BLKmode values.
12783 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
12784 unaligned stack slot via a suitably aligned slot.
12786 2007-02-08 DJ Delorie <dj@redhat.com>
12788 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
12790 (legal_subregs): Use unsigned char, make const.
12791 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
12793 2007-02-08 Paul Brook <paul@codesourcery.com>
12795 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
12796 special interworking needed.
12798 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
12800 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
12801 conditional to __SSE2__.
12802 (Entries below should have been added to first ChangeLog
12803 entry for amdfam10 dated 2007-02-05)
12804 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
12806 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
12808 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
12811 2007-02-08 DJ Delorie <dj@redhat.com>
12813 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
12814 * config/m32c/m32c.c (legal_subregs): New.
12815 (m32c_illegal_subreg_p): New.
12816 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
12817 unsupported subregs of hard regs.
12819 2007-02-08 Jan Hubicka <jh@suse.cz>
12821 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
12822 the same one; always update histograms.
12824 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12826 * passes.c (init_optimization_passes): Tidy comment.
12828 2007-02-08 Roger Sayle <roger@eyesopen.com>
12830 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
12831 strip zero_extend, bswap and rotates from POCOUNT's argument.
12832 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
12833 zero_extend and rotates from PARITY's argument.
12834 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
12835 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
12836 of an integer constant at compile-time.
12838 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12841 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
12843 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
12846 * tree-ssa-live.c (remove_unused_locals): Do not remove
12847 TREE_ADDRESSABLE variables.
12848 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
12849 * tree-ssa-operands.c (add_virtual_operand): Remove argument
12850 FOR_CLOBBER. Update all users.
12851 If VAR has an associated alias set, add a virtual operand for
12852 it if no alias is found to conflict with the memory reference.
12854 2007-02-07 Jan Hubicka <jh@suse.cz>
12855 Robert Kidd <rkidd@crhc.uiuc.edu>
12857 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
12859 2007-02-07 Ian Lance Taylor <iant@google.com>
12861 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
12863 2007-02-07 Roger Sayle <roger@eyesopen.com>
12865 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
12866 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
12867 tablejumpdi, movsi_to_cr_one): Remove constraints from
12868 define_expand's match_operands.
12870 2007-02-07 Roger Sayle <roger@eyesopen.com>
12872 * global.c (compute_regsets): Move declatation of "i" inside of
12873 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
12875 2007-02-07 Jakub Jelinek <jakub@redhat.com>
12878 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
12879 of INDIRECT_REF <RESULT_DECL>.
12881 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
12883 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
12884 Kaz Kojima <kkojima@gcc.gnu.org>
12887 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
12889 (sh_initialize_trampoline): Add parentheses to avoid a warning.
12891 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12893 * doc/loop.texi: Document possibility not to perform disambiguation
12894 of loops with multiple latches.
12895 * cfgloopmanip.c (alp_enum_p): Removed.
12896 (add_loop): Handle subloops. Use get_loop_body_with_size.
12897 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
12898 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
12899 the new forwarder block.
12900 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
12901 Handle the case latch is NULL.
12902 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
12903 when marking loop exits.
12904 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
12906 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
12907 disambiguate_loops_with_multiple_latches.
12908 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
12909 before fix_loop_structure.
12910 * cfgloop.c: Include pointer-set.h and output.h.
12911 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
12912 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
12913 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
12914 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
12915 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
12916 disambiguate_multiple_latches, get_loop_body_with_size,
12917 disambiguate_loops_with_multiple_latches): New functions.
12918 (flow_loop_dump): Dump multiple latch edges.
12919 (flow_loop_nodes_find): Handle loops with multiple latches.
12920 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
12921 (glb_enum_p): Modified.
12922 (get_loop_body): Use get_loop_body_with_size.
12923 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
12924 (AVOID_CFG_MODIFICATIONS): New constant.
12925 (disambiguate_loops_with_multiple_latches, add_loop,
12926 get_loop_body_with_size): Declare.
12927 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
12929 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
12931 PR inline-asm/28686
12932 * global.c (compute_regsets): New function.
12933 (global_alloc): Refactored ELIMINABLE_REGSET
12934 and NO_GLOBAL_ALLOC_REGS computation out.
12935 (rest_of_handle_global_alloc): Call compute_regsets()
12936 for non-optimizing case.
12938 2007-02-06 Richard Henderson <rth@redhat.com>
12940 * config/i386/constraints.md (Y2): Rename from Y.
12941 (Yi): New constraint.
12942 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
12943 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
12944 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
12945 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
12946 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
12947 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
12948 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
12949 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
12950 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
12951 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
12952 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
12953 vec_extractv2si_1): Change Y constraints to Y2.
12954 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
12955 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
12956 Change Y constraints to Y2.
12957 (sse2_loadld): Change Y constraints to x.
12959 2007-02-06 Roger Sayle <roger@eyesopen.com>
12961 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
12962 (parity<mode>2): New define_expand using rs6000_emit_parity.
12963 * config/rs6000/rs6000.c (rs6000_emit_popcount,
12964 rs6000_emit_parity): New functions.
12965 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
12966 rs6000_emit_parity): Prototype here.
12968 2007-02-06 Ian Lance Taylor <iant@google.com>
12970 * lower-subreg.c (simple_move_operand): Reject CONST.
12971 (resolve_clobber): Call validate_change rather than directly
12972 assigning to XEXP (pat, 0).
12974 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12976 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
12977 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
12978 (tree-cfg.o): Remove hashtab.h dependency.
12980 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
12981 (struct ivopts_data): Change niters to pointer_map_t.
12982 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
12983 (niter_for_exit): Create pointer_map on demand. Change for
12985 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
12986 (free_loop_data): Destroy data->niters if created and reset field.
12987 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
12988 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
12990 * tree-ssa-reassoc.c: Include pointer-set.h.
12991 (bb_rank): Change to long *.
12992 (operand_rank): Change to pointer_map_t.
12993 (find_operand_rank): Return long, -1 if not found. Declare as inline.
12994 (insert_operand_rank): Accept long.
12995 (operand_entry_hash, operand_entry_eq): Remove.
12996 (get_rank): Return long. Adjust for changes above.
12997 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
12999 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
13001 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
13002 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
13003 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
13005 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
13006 directly since it cannot be NULL.
13007 (get_vi_for_tree): Rewrite for pointer_map API.
13008 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
13009 (init_alias_vars): Create vi_for_tree as pointer_map.
13010 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
13012 * tree-cfg.c: Don't include hashtab.h.
13013 (edge_to_cases): Declare as pointer_map.
13014 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
13016 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
13017 (start_recording_case_labels): Create edge_to_cases as pointer_map.
13018 (end_recoding_case_labels): Cleanup edge_to_cases manually before
13020 (record_switch_edge): Delete.
13021 (get_cases_for_edge): Adjust for pointer_map API, inline
13022 record_switch_edge (rewritten for new API), remove goto.
13024 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13026 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
13027 * tree-nested.c: Include pointer-set.h.
13028 (var_map_elt, var_map_eq, var_map_hash): Delete.
13029 (struct nesting_info): Remove GTY marker. Change the two htab_t's
13030 to pointer_map_t's.
13031 (nesting_info_bitmap_obstack): New.
13032 (lookup_field_for_decl): Adjust for pointer_map API.
13033 (lookup_tramp_for_decl): Adjust for pointer_map API.
13034 (get_nonlocal_debug_decl): Adjust for pointer_map API.
13035 (get_local_debug_decl): Adjust for pointer_map API.
13036 (convert_nl_goto_reference): Adjust for pointer_map API.
13037 (convert_nl_goto_receiver): Adjust for pointer_map API.
13038 (create_nesting_tree): Create outside GGC space. Create bitmap on
13039 the new obstack. Create field_map and var_map as pointer_maps.
13040 (free_nesting_tree): Adjust for changes to create_nesting_tree.
13042 (lower_nested_functions): Move root here, no need to NULL it.
13043 Initialize and release the obstack.
13045 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
13047 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
13048 Remove prototypes and make them non-static.
13049 (struct tree_int_map): Remove.
13050 * tree.h (struct tree_int_map): Move here, turning TO into an
13052 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
13054 * tree.h (TREE_COMPLEXITY): Remove.
13055 (struct tree_exp): Remove complexity field.
13056 * tree.c (build1_stat): Don't set it.
13058 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
13059 Victor Kaplansky <victork@il.ibm.com>
13061 * tree-vectorizer.c (vect_is_simple_use): Support induction.
13062 (vect_is_simple_reduction): Support reduction with induction as
13063 one of the operands.
13064 (vect_is_simple_iv_evolution): Fix formatting.
13065 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
13066 formatting. Don't mark induction phis for vectorization.
13067 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
13068 * tree-vect-transform.c (get_initial_def_for_induction): New function.
13069 (vect_get_vec_def_for_operand): Support induction.
13070 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
13072 (vectorizable_reduction): Support reduction with induction as one of
13074 (vectorizable_type_demotion): Use def-type of stmt argument rather
13075 than dummy def-type.
13077 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
13078 flag_tree_scev_cprop.
13079 * common.opt (tree-scev-cprop): New flag.
13081 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
13082 call to vect_get_new_vect_var.
13084 2007-02-06 Ira Rosen <irar@il.ibm.com>
13086 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
13087 vectype is not NULL.
13088 (vect_pattern_recog_1): Likewise.
13090 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13092 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
13093 (fold_negate_expr): Likewise.
13095 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
13098 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
13099 even if cv-qualification is the same.
13101 2007-02-05 Geoffrey Keating <geoffk@apple.com>
13103 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
13104 __enable_execute_stack on completion.
13106 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13108 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
13109 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
13110 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
13111 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
13112 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
13113 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
13114 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
13115 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
13117 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13119 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
13120 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
13121 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
13122 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
13123 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
13124 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
13125 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
13126 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
13127 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
13128 umuldi3_highpart_rex64, umulsi3_highpart_insn,
13129 umulsi3_highpart_zext, smuldi3_highpart_rex64,
13130 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
13131 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
13132 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
13133 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
13134 sqrtextenddfxf2_i387): Added amdfam10_decode.
13136 * config/i386/athlon.md (athlon_idirect_amdfam10,
13137 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
13138 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
13139 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
13140 athlon_ivector_store_amdfam10): New define_insn_reservation.
13141 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
13144 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13146 * config/i386/athlon.md (athlon_call_amdfam10,
13147 athlon_pop_amdfam10, athlon_lea_amdfam10): New
13148 define_insn_reservation.
13149 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
13150 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
13151 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
13153 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13155 * config/i386/athlon.md (athlon_sseld_amdfam10,
13156 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
13157 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
13159 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13161 * config/i386/athlon.md (athlon_sseins_amdfam10): New
13162 define_insn_reservation.
13163 * config/i386/i386.md (sseins): Added sseins to define_attr type
13164 and define_attr unit.
13165 * config/i386/sse.md: Set type attribute to sseins for insertq
13168 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13170 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
13171 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
13172 ssecomi_load_amdfam10, ssecomi_amdfam10,
13173 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
13174 define_insn_reservation.
13175 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
13177 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13179 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
13180 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
13181 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
13182 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
13183 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
13184 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
13185 define_insn_reservation.
13187 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
13188 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
13189 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
13190 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
13191 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
13193 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13195 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
13196 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
13197 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
13198 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
13199 athlon_ssemul_load_k8): Added amdfam10.
13201 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13203 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
13204 (x86_sse_unaligned_move_optimal): New variable.
13206 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
13208 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
13209 for unaligned vector SSE double/single precision loads for AMDFAM10.
13211 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13213 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
13214 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
13215 Define TARGET_CPU_DEFAULT_amdfam10.
13216 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
13217 (processor_type): Add PROCESSOR_AMDFAM10.
13219 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
13220 processor_type in config/i386/i386.h.
13221 Enable imul peepholes for TARGET_AMDFAM10.
13223 * config.gcc: Add support for --with-cpu option for amdfam10.
13225 * config/i386/i386.c (amdfam10_cost): New variable.
13226 (m_AMDFAM10): New macro.
13227 (m_ATHLON_K8_AMDFAM10): New macro.
13228 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
13229 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
13230 x86_promote_QImode, x86_integer_DFmode_moves,
13231 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13232 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
13233 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
13234 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
13235 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
13236 Enable/disable for amdfam10.
13237 (override_options): Add amdfam10_cost to processor_target_table.
13238 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
13239 processor_alias_table.
13240 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
13241 (ix86_adjust_cost): Add code for amdfam10.
13243 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13245 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
13246 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
13247 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
13248 * config/i386/i386.h: Add builtin definition for SSE4A.
13249 * config/i386/i386.md: Add support for ABM instructions
13250 (popcnt and lzcnt).
13251 * config/i386/sse.md: Add support for SSE4A instructions
13252 (movntss, movntsd, extrq, insertq).
13253 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
13254 Add -march=amdfam10 flag.
13255 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
13256 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
13258 * doc/extend.texi: Add documentation for SSE4A builtins.
13260 2007-02-05 Bob Wilson <bob.wilson@acm.org>
13262 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
13264 2007-02-05 Richard Guenther <rguenther@suse.de>
13266 * tree-vectorizer.h (vectorizable_function): Add argument type
13267 argument, change return type.
13268 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
13269 * tree-vect-transform.c (vectorizable_function): Handle extra
13270 argument, return vectorized function decl.
13271 (build_vectorized_function_call): Remove.
13272 (vectorizable_call): Handle calls with result and argument types
13273 differing. Handle loop vectorization factor correctly.
13274 * targhooks.c (default_builtin_vectorized_function): Adjust for
13276 * targhooks.h (default_builtin_vectorized_function): Likewise.
13277 * target.h (builtin_vectorized_function): Add argument type
13279 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
13280 extra argument, allow vectorizing of lrintf.
13281 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
13282 documentation of target hook.
13284 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
13287 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
13288 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
13289 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
13291 2007-02-05 Roger Sayle <roger@eyesopen.com>
13293 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
13294 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
13295 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
13296 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
13297 before canonicalizing sincos to cexpi.
13298 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
13300 2007-02-05 Roger Sayle <roger@eyesopen.com>
13302 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
13303 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
13304 (alpha_init_builtins): Use alpha_add_builtins to process tables.
13306 2007-02-05 Roger Sayle <roger@eyesopen.com>
13308 * mips-tfile.c (initialize_init_file): Correct endianness test.
13310 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
13312 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
13313 the 'y' constraint.
13315 2007-02-05 Richard Sandiford <richard@codesourcery.com>
13317 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
13318 saves in a PARALLEL before the register assignments.
13320 2007-02-05 Richard Sandiford <richard@codesourcery.com>
13322 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
13323 DWARF_FRAME_RETURN_COLUMN to be a general register.
13324 * dwarf2out.c (init_return_column_size): New function, split from...
13325 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
13326 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
13327 to be nongeneral registers.
13328 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
13330 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
13331 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
13333 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
13335 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
13337 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
13339 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
13340 (remove_path): Use can_remove_branch_p and remove_branch instead
13341 of loop_delete_branch_edge.
13342 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
13343 (tree_transform_and_unroll_loop): Remove dead branches immediately.
13344 Update profile using scale_dominated_blocks_in_loop.
13345 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
13346 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
13347 (can_remove_branch_p, remove_branch): Declare.
13348 * tree-cfg.c (tree_can_remove_branch_p): New function.
13349 (tree_cfg_hooks): Add tree_can_remove_branch_p.
13350 * cfgrtl.c (rtl_can_remove_branch_p): New function.
13351 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
13353 2007-02-05 Jan Hubicka <jh@suse.cz>
13355 PR middle-end/30696
13356 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
13357 nodes in cgraph, don't remove offline copy of the function.
13359 2007-02-04 Jan Hubicka <jh@suse.cz>
13361 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
13362 vectors might cause maybe_lookup_element_for_expr to be called
13363 on non-sra-candidate.
13365 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13367 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
13368 config/bfin/bfin.md, config/bfin/predicates.md: Follow
13369 spelling conventions.
13371 2007-02-04 Richard Guenther <rguenther@suse.de>
13373 PR middle-end/30636
13374 * fold-const.c (try_move_mult_to_index): Make sure to not
13375 overflow one dimension of a multi-dimensional array access.
13377 2007-02-04 Jan Hubicka <jh@suse.cz>
13379 * passes.c (init_optimization_passes): Reindent.
13381 2007-02-04 Jan Hubicka <jh@suse.cz>
13382 Eric Botcazou <ebotcazou@adacore.com>
13384 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
13385 (execute_fixup_cfg): Break out the abnormal goto code.
13386 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
13387 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
13388 (optimize_inline_calls): Call make_nonlocal_label_edges.
13390 2007-02-04 Jan Hubicka <jh@suse.cz>
13392 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
13393 true when something was changed.
13394 (rename_ssa_copies): When something was changed, do
13395 TODO_remove_unused_locals.
13396 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13397 add TODO_remove_unused_locals when instruction was removed.
13399 2007-02-04 Jan Hubicka <jh@suse.cz>
13401 * ipa-inline.c (try_inline): Improve debug output; work on already
13403 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
13404 call try_inline for already inlined edges too when flattening;
13405 inline also functions that make callee growth but overall unit size
13408 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13410 * config/m32c/bitops.md, config/m32c/jump.md,
13411 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
13412 config/m32r/m32r.h, config/m32r/m32r.md,
13413 config/m32r/predicates.md, config/m68hc11/larith.asm,
13414 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
13415 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
13416 config/mips/mips-protos.h, config/mips/mips.c,
13417 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
13418 config/mn10300/mn10300.h, config/mn10300/predicates.md,
13419 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
13420 spelling conventions.
13422 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
13423 Follow spelling conventions.
13425 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
13427 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
13428 warn about C++0x compatibility.
13430 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13432 * config/h8300/h8300.c, config/h8300/h8300.h,
13433 config/h8300/h8300.md: Follow spelling conventions.
13435 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
13437 PR middle-end/30667
13438 * combine.c (try_combine): Do not substitute source operand
13439 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
13441 2007-02-03 Jan Hubicka <jh@suse.cz>
13443 PR gcov-profile/30650
13444 * value-prof.c (stringop_block_profile): Fix handling of size counter;
13445 do not divide by zero for never executed counters.
13446 (tree_find_values_to_profile): Fix counters.
13447 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
13449 2007-02-03 Ian Lance Taylor <iant@google.com>
13451 * lower-subreg.c (simple_move_operand): New static function,
13452 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
13454 (simple_move): Call simple_move_operand.
13455 (find_decomposable_subregs): Add special handling of MEMs.
13456 (can_decompose_p): Rename from cannot_decompose_p. Reverse
13457 meaning of return value. If we see a hard register, test whether
13458 it can store a word_mode value. Change all callers.
13460 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13462 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
13463 ftrapv insns and expanders.
13464 (subdi3): Change define_expand operand 1 to arith11_operand, and
13465 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
13466 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
13467 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
13470 PR middle-end/30174
13471 * varasm.c (notice_global_symbol): Treat global objects as weak when
13472 flag_shlib is true.
13474 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13476 * emit-rtl.c (dconstpi): Delete.
13477 (dconstsqrt2): New.
13478 (init_emit_once): Delete dconstpi and init dconstsqrt2.
13479 * real.h (dconstpi): Delete.
13480 (dconstsqrt2): New.
13481 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
13482 (fold_builtin_hypot): Likewise.
13484 2007-02-03 Tom Tromey <tromey@redhat.com>
13487 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
13488 -gcoff3, -gxcoff3, -gvms3 implies -dD.
13490 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
13492 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
13493 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
13494 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
13495 config/rs6000/cell.md, config/rs6000/darwin.h,
13496 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
13497 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
13498 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
13499 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
13500 typos. Follow spelling conventions.
13501 * doc/invoke.texi: Follow spelling conventions.
13503 2007-02-03 Roger Sayle <roger@eyesopen.com>
13505 * simplify-rtx.c (simplify_relational_operation_1): Implement some
13506 canonicalization transformations that attempt to simplify integer
13507 constant comparisons to become comparisons against zero.
13509 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13511 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
13513 * fold-const.c (fold_binary): Fix comment typos. Fold complex
13514 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
13516 2007-02-02 Mike Stump <mrs@apple.com>
13518 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
13519 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
13520 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
13521 generate a branch island.
13523 2007-02-02 Bob Wilson <bob.wilson@acm.org>
13525 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
13526 (xtensa_legitimate_address_p): New.
13527 (xtensa_legitimize_address): New.
13528 (xtensa_output_addr_const_extra): New.
13529 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
13531 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
13532 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
13533 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
13534 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
13535 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
13536 (xtensa_legitimize_address): New.
13537 (xtensa_output_addr_const_extra): New.
13539 2007-02-02 Steve Ellcey <sje@cup.hp.com>
13541 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
13543 2007-02-02 Ian Lance Taylor <iant@google.com>
13545 * expmed.c (expand_divmod): Add comment.
13547 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
13549 * emit-rtl.c (renumber_insns): Remove.
13550 * flags.h: Remove the extern for flag_renumber_insns.
13551 * rtl.h: Remove the prototype for renumber_insns.
13552 * toplev.c (flag_renumber_insns): Remove.
13554 2007-02-02 Hui-May Chang <hm.chang@apple.com>
13556 Revert for x86 darwin:
13557 2005-06-19 Uros Bizjak <uros@kss-loka.si>
13559 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
13560 code before the following patch under TARGET_MACHO.
13561 (ix86_function_value_regno_p): Likewise.
13563 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13565 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
13568 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13571 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
13572 general or fp registers. Add comments.
13573 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
13575 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
13577 * pointer-set.c (insert_aux): Only return insertion slot.
13578 (pointer_set_insert): Adjust.
13579 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
13580 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
13581 pointer_map_traverse): New.
13582 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
13583 pointer_map_create, pointer_map_destroy, pointer_map_insert,
13584 pointer_map_contains, pointer_map_traverse): Declare.
13586 2007-02-02 Jakub Jelinek <jakub@redhat.com>
13588 PR middle-end/30473
13589 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
13590 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
13592 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13594 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
13596 (struct _dep): New type.
13597 (dep_t): New typedef.
13598 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
13599 (DEP_STATUS): New access macro. The macro with the same name was
13600 renamed to DEP_LINK_STATUS.
13601 (dep_init): Declare function
13603 (struct _dep_link): New type.
13604 (dep_link_t): New typedef.
13605 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
13606 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
13607 (DEP_LINK_STATUS): New macro.
13608 (debug_dep_links): New debug function.
13610 (struct _deps_list): New type.
13611 (deps_list_t): New typedef.
13612 (DEPS_LIST_FIRST): New access macro.
13613 (FOR_EACH_DEP_LINK): New cycle macro.
13614 (create_deps_list, free_deps_list, delete_deps_list): Declare
13616 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
13617 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
13618 (copy_deps_list_change_con): Ditto.
13620 (move_dep_link): Declare function.
13622 (struct _dep_node): New type.
13623 (dep_node_t): New typedef.
13624 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
13626 (struct haifa_insn_data.back_deps): New field to hold backward
13627 dependencies of the insn.
13628 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
13630 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
13631 Change its type to deps_list_t.
13632 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
13633 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
13634 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
13636 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
13638 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
13640 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
13642 (dep_cost): Declare.
13644 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
13645 (ds_to_dk, dk_to_ds): New functions.
13647 (init_dep_1): New static function.
13648 (init_dep): New function.
13649 (copy_dep): New static function.
13651 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
13653 (detach_dep_link): New static function.
13654 (move_dep_link): New function.
13656 (dep_links_consistent_p, dump_dep_links): New static functions.
13657 (debug_dep_links): New debugging function.
13659 (deps_obstack, dl_obstack, dn_obstack): New static variables.
13661 (alloc_deps_list, init_deps_list): New static functions.
13662 (create_deps_list): New function.
13663 (clear_deps_list): New static function.
13664 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
13665 (deps_list_consistent_p, dump_deps_list): New static functions.
13666 (debug_deps_list): New function.
13667 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
13669 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
13671 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
13672 use new scheduler dependencies lists.
13673 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
13674 (sched_analyze): Ditto. Initialize dependencies lists.
13675 (add_forw_dep, compute_forward_dependences): Update to use new
13676 scheduler dependencies lists.
13678 (init_dependency_caches): Init deps_obstack.
13679 (free_dependency_caches): Free deps_obstack.
13681 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
13682 new scheduler dependencies lists.
13683 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
13684 (add_back_forw_dep, delete_back_forw_dep): Ditto.
13686 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
13687 Update to use new scheduler dependencies lists.
13688 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
13689 (debug_dependencies): Ditto.
13690 (schedule_region): Update comments.
13692 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
13693 scheduler dependencies lists.
13694 (schedule_ebb): Update comments.
13696 * rtl.def (DEPS_LIST): Remove.
13698 * lists.c (unused_deps_list): Remove.
13699 (free_list): Update assertions.
13701 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
13702 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13704 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
13705 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13707 * haifa-sched.c (comments): Update.
13708 (insn_cost1): Remove. Inline the code into insn_cost ().
13709 (insn_cost): Update to use new scheduler dependencies lists. Move
13710 processing of the dependency cost to dep_cost ().
13711 (dep_cost): New function. Use it instead of insn_cost () when
13712 evaluating cost of the dependency. Use compatible interface to
13713 interact with the target.
13714 (priority): Update to use new scheduler dependencies lists.
13715 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
13716 with greater number of insns that depend on the insn.
13717 (schedule_insn): Update to use new scheduler dependencies lists. Add
13718 code to free backward dependencies lists. Inline and optimize code
13719 from resolve_dep () - see PR28071.
13720 (ok_for_early_queue_removal): Update to use new scheduler dependencies
13721 lists. Update call to targetm.sched.is_costly_dependence hook.
13723 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
13724 scheduler dependencies lists.
13726 (resolve_dep): Remove. Move the logic to schedule_insn ().
13727 (init_h_i_d): Initialize dependencies lists.
13729 (process_insn_depend_be_in_spec): Rename to
13730 process_insn_forw_deps_be_in_spec. Update to use new scheduler
13731 dependencies lists.
13732 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
13733 Update to use new scheduler dependencies lists.
13734 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
13736 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
13737 new scheduler dependencies lists.
13738 (build_intra_loop_deps): Ditto.
13740 * target.h (struct _dep): Declare to use in
13741 gcc_target.sched.is_costly_dependence.
13742 (struct gcc_target.sched.adjust_cost): Fix typo.
13743 (struct gcc_target.sched.is_costly_dependence): Change signature to use
13744 single dep_t parameter instead of an equivalent triad.
13745 (struct gcc_target.sched.adjust_cost_2): Remove.
13747 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
13749 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
13751 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
13753 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
13755 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
13756 (REG_DEP_TRUE): Document.
13758 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
13759 Change signature to correspond to the targetm.sched.adjust_cost hook.
13760 Update use in TARGET_SCHED_ADJUST_COST_2.
13761 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
13762 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
13763 new scheduler dependencies lists.
13764 (ia64_gen_check): Ditto.
13766 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
13767 dependencies lists.
13769 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
13770 signature to correspond to the targetm.sched.is_costly_dependence hook.
13771 (is_costly_group): Update to use new scheduler dependencies lists.
13773 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
13774 instead of INSN_COST () macro.
13776 2007-02-01 Ian Lance Taylor <iant@google.com>
13778 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
13780 2007-02-01 Guy Martin <gmsoft@gentoo.org>
13782 * pa.md (tp_load): Correct mfctl instruction syntax.
13784 2007-02-01 Geoffrey Keating <geoffk@apple.com>
13786 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
13787 altivec_padding_size calculation on AIX. Improve comment, add
13788 assert to verify that it's right.
13790 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
13793 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
13795 PR inline-asm/28686
13796 * global.c (global_alloc): Add mising initialization of
13799 2007-02-01 Roger Sayle <roger@eyesopen.com>
13801 * alias.c (init_alias_analysis): Correct whitespace.
13802 * bb-reorder.c (fix_edges_for_rarely_executed_code,
13803 partition_hot_cold_basic_blocks): Likewise.
13804 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
13805 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
13806 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
13807 fold_builtin_snprintf_chk, fold_builtin_printf,
13808 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
13809 do_mpfr_arg3, do_mpfr_sincos): Likewise.
13810 * cfgcleanup.c (cleanup_cfg): Likewise.
13811 * cfgexpand.c (tree_expand_cfg): Likewise.
13812 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
13813 * function.c (get_next_funcdef_no): Likewise.
13814 * gengtype.c (main): Likewise.
13815 * genmodes.c (main): Likewise.
13816 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
13817 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
13818 * ifcvt.c (noce_emit_move_insn): Likewise.
13819 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
13821 * stor-layout.c (get_best_mode): Likewise.
13822 * tree-ssa-loop-niter.c (get_val_for): Likewise.
13823 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
13824 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
13825 perform_var_substitution, solve_graph): Likewise.
13826 * tree-vrp.c (vrp_finalize): Likewise.
13828 2007-02-01 Ian Lance Taylor <iant@google.com>
13830 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
13831 high part of a paradoxical subreg, return a constant zero.
13833 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
13835 * toplev.c (lang_dependent_init): Call init_set_costs.
13836 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
13838 2007-02-01 Richard Guenther <rguenther@suse.de>
13840 PR middle-end/30656
13841 * fold-const.c (fold_negate_expr): Allow negating a
13842 constant if overflow does not change.
13844 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13846 * doc/c-tree.texi (Expression trees): Improve markup.
13847 * doc/tm.texi (Register Classes, Addressing Modes)
13848 (Floating Point): Fix spacing after abbreviations. Fix some
13851 2007-02-01 Ben Elliston <bje@au.ibm.com>
13853 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
13854 * doc/contrib.texi: Likewise.
13855 * doc/install.texi: Likewise.
13857 2007-01-31 Richard Henderson <rth@redhat.com>
13858 Ian Lance Taylor <iant@google.com>
13860 * lower-subreg.c: New file.
13861 * rtl.def (CONCATN): Define.
13862 * passes.c (init_optimization_passes): Add pass_lower_subreg and
13863 pass_lower_subreg2.
13864 * emit-rtl.c (update_reg_offset): New static function, broken out
13865 of gen_rtx_REG_offset.
13866 (gen_rtx_REG_offset): Call update_reg_offset.
13867 (gen_reg_rtx_offset): New function.
13868 * regclass.c: Revert patch of 2006-03-05, restoring
13870 (clear_reg_info_regno): New function.
13871 * dwarf2out.c (concatn_loc_descriptor): New static function.
13872 (loc_descriptor): Handle CONCATN.
13873 * common.opt (fsplit_wide_types): New option.
13874 * opts.c (decode_options): Set flag_split_wide_types when
13876 * timevar.def (TV_LOWER_SUBREG): Define.
13877 * rtl.h (gen_reg_rtx_offset): Declare.
13878 (reg_scan_update): Declare.
13879 * regs.h (clear_reg_info_regno): Declare.
13880 * tree-pass.h (pass_lower_subreg): Declare.
13881 (pass_lower_subreg2): Declare.
13882 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
13883 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
13884 -fsplit-wide-types.
13885 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
13886 * Makefile.in (OBJS-common): Add lower-subreg.o.
13887 (lower-subreg.o): New target.
13889 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13891 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
13893 2007-01-31 Anatoly Sokolov <aesok@post.ru>
13896 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
13898 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13900 PR middle-end/29335
13901 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
13903 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
13905 * cfgloop.h: Include vec-prim.h.
13906 (enum li_flags): Remove LI_ONLY_OLD.
13907 (loop_iterator): Changed.
13908 (fel_next, fel_init): Iterate over loop tree.
13909 (FOR_EACH_LOOP_BREAK): New macro.
13910 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
13912 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
13913 * modulo-sched.c (sms_schedule): Ditto.
13914 * tree-vectorizer.c (vectorize_loops): Ditto.
13915 * doc/loop.texi: Update information on loop numbering and behavior of
13916 FOR_EACH_LOOP wrto new loops.
13917 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
13918 add_to_evolution_1): Test nestedness of loops instead of comparing
13920 * tree-chrec.c (chrec_fold_plus_poly_poly,
13921 chrec_fold_multiply_poly_poly, chrec_evaluate,
13922 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
13923 reset_evolution_in_loop): Ditto.
13924 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
13926 2007-01-31 Dirk Mueller <dmueller@suse.de>
13928 * c-common.c (warn_about_parentheses): Separate warning about
13929 un-parenthized sequence of comparison operators from the one
13930 which is supposed to warn about x <= y <= z.
13932 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
13934 * optabs.h (enum optab_index): Add new OTI_isinf.
13935 (isinf_optab): Define corresponding macro.
13936 * optabs.c (init_optabs): Initialize isinf_optab.
13937 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
13939 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
13940 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
13942 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
13943 expand_builtin_interclass_mathfn.
13944 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
13945 * config/i386/i386.md (UNSPEC_FXAM): New constant.
13946 (fxam<mode>2_i387): New insn pattern.
13947 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
13948 built-in functions as x87 inline asm.
13950 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13952 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
13954 2007-01-30 Eric Christopher <echristo@apple.com>
13956 * config.gcc: Add geode.
13958 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13960 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
13961 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
13962 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
13963 value-prof.c: Fix comment typos.
13965 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13968 * doc/invoke.texi (Wpointer-arith): Document warning.
13970 2007-01-30 Janis Johnson <janis187@us.ibm.com>
13972 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
13973 the list of discrepancies from the draft TR.
13975 2007-01-30 Dirk Mueller <dmueller@suse.de>
13978 * doc/invoke.texi (-Wreturn-type): Update description to
13979 match new behavior.
13981 2007-01-30 Richard Sandiford <richard@codesourcery.com>
13983 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
13985 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
13987 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
13988 to handle optabs that operate on floating point input argument and
13989 output to integer output.
13990 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
13991 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
13992 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
13993 expand_builtin_interclass_mathfn ().
13994 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
13995 (ilogbsi2): Remove.
13996 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
13997 ilogbl built-in functions as x87 intrinsics.
13999 2007-01-30 Richard Guenther <rguenther@suse.de>
14001 PR middle-end/27657
14002 * dwarf2out.c (reference_to_unused): Query varpool if the
14003 variable was output.
14005 2007-01-30 Richard Guenther <rguenther@suse.de>
14007 PR middle-end/30313
14008 * passes.c (execute_one_pass): Reset in_gimple_form to not
14009 confuse non-unit-at-a-time mode.
14011 2007-01-29 Roger Sayle <roger@eyesopen.com>
14012 Richard Guenther <rguenther@suse.de>
14014 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
14015 avoid undefined behaviour on overflow. Use force_fit_type_double
14016 to construct the constant with the specified TREE_OVERFLOW.
14018 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14020 * config/dfp-bit.c: Add parameterized support for fp exceptions.
14021 * config/dfp-bit.h: Ditto.
14023 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14025 * c-decl.c (pop_scope): Replace warnings with call to
14026 warn_for_unused_label.
14027 * c-common.h (warn_for_unused_label): Declare.
14028 * c-common.c (warn_for_unused_label): Define.
14030 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14032 * tree-optimize.c (update_inlined_to_pointers): Delete unused
14035 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14037 * Makefile.in (USER_H): Remove decfloat.h.
14038 * ginclude/decfloat.h: Delete, moving contents to ...
14039 * ginclude/float.h: Add support for decimal floating point,
14040 guarded by __STDC_WANT_DEC_FP__.
14042 2007-01-29 Mike Stump <mrs@apple.com>
14044 * doc/gccint.texi (Top): Rename Loop Representation to Loop
14045 Analysis and Representation to resolve case insensitive conflict.
14046 * doc/loop.texi (Loop Analysis and Representation): Likewise.
14048 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
14050 * tree.h (struct tree_memory_tag): Add aliases member.
14051 (MTAG_ALIASES): New macro.
14052 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
14053 (add_may_alias): Remove pointer-set. Update for may_aliases being
14055 (mark_aliases_call_clobbered): Update for may_aliases being a
14057 (compute_tag_properties): Ditto.
14058 (create_partition_for): Ditto.
14059 (compute_memory_partitions): Ditto.
14060 (dump_may_aliases_for): Ditto.
14061 (is_aliased_with): Ditto.
14062 (add_may_alias_for_new_tag): Ditto.
14063 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
14064 (compute_is_aliased): New function.
14065 (compute_may_aliases): Call compute_is_aliased).
14066 (init_alias_info): Initialize alias_bitmap_obstack.
14067 (union_alias_set_into): New function.
14068 (compute_flow_sensitive_aliasing): Use union_aliases_into.
14069 (have_common_aliases_p): Rewrite to take two bitmaps and use
14071 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
14072 Update for bitmaps.
14073 (finalize_ref_all_pointers): Update for add_may_alias changes.
14074 (new_type_alias): Ditto.
14075 * tree-flow-inline.h (may_aliases): Return a bitmap.
14076 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
14077 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
14078 may_aliases being a bitmap.
14079 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
14080 may_aliases now returns a bitmap.
14081 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
14083 * tree-ssa-operands.c (add_virtual_operand): Update for
14084 may_aliases being a bitmap.
14086 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
14088 PR tree-optimization/30630
14089 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
14090 variable as changed.
14092 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
14095 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
14096 expanded only once even if an error occurs.
14098 2007-01-29 Ben Elliston <bje@au.ibm.com>
14100 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
14101 (__gcov_average_profiler): Likewise.
14102 (__gcov_ior_profiler): Likewise.
14103 (__gcov_merge_ior): Likewise.
14105 2007-01-28 Jan Hubicka <jh@suse.cz>
14107 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
14108 * value-prof.c (stringop_block_profile): Likewise.
14110 2007-01-28 Jan Hubicka <jh@suse.cz>
14112 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
14113 variant handling histograms; add wrapper.
14114 (clear_storage_via_libcall): Export.
14115 (emit_block_move_hints): Break out from ...; add histograms.
14116 (emit_block_move): ... this one.
14117 (clear_storage_hints): Break out from ...; add histograms.
14118 (clear_storage): ... this one.
14119 (set_storage_via_memset): Handle histogram.
14120 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
14121 (clear_storage_hints, clear_storage_via_libcall): Declare.
14122 (set_storage_via_setmem): Update prototype.
14123 * doc/md.texi (movmem, setmem): Document new arguments.
14125 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
14127 (stringop_block_profile): New global function.
14128 (tree_stringops_values_to_profile): Profile block size and alignment.
14129 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
14131 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
14132 (stringop_block_profile): Declare.
14133 * builtins.c: Include value-prof.h.
14134 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
14135 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
14136 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
14137 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
14138 * profile.c (instrument_values): Add new counters.
14139 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
14141 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
14142 (tree_init_edge_profiler): Build new profilers.
14143 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
14144 (pass_tree_profile): Add dump.
14145 (tree_profile_hooks): Update.
14146 * Makefile.in (LIBGCOV): Add new constants.
14147 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
14148 __gcov_ior_profiler): New.
14149 * i386.md (movmem/setmem expanders): Add new optional arguments.
14151 2007-01-28 David Edelsohn <edelsohn@gnu.org>
14153 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
14155 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
14157 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
14158 (tree_unswitch_single_loop): Pass eni_size_weights to
14159 tree_num_loop_insns.
14160 * tree-ssa-loop-manip.c: Include tree-inline.h.
14161 (can_unroll_loop_p): Pass eni_size_weights to
14162 tree_num_loop_insns.
14163 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
14164 Pass eni_size_weights to estimate_num_insns.
14165 * tree.h (init_inline_once): Export.
14166 * toplev.c (backend_init): Call init_inline_once.
14167 * cgraphunit.c (cgraph_process_new_functions,
14168 cgraph_analyze_function): Pass eni_inlining_weights to
14169 estimate_num_insns.
14170 * ipa-inline.c (compute_inline_parameters): Ditto.
14171 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
14172 to estimate_num_insns.
14173 (try_unroll_loop_completely): Pass eni_size_weights to
14174 tree_num_loop_insns.
14175 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
14176 ot estimate_num_insns.
14177 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
14178 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
14179 * tree-inline.c (eni_inlining_weights, eni_size_weights,
14180 eni_time_weights): New variables.
14181 (init_inline_once): Initialize them.
14182 (struct eni_data): Mew.
14183 (estimate_num_insns_1, estimate_num_insns): Use weights.
14184 * tree-inline.h (struct eni_weights_d): New.
14185 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
14186 (estimate_num_insns): Declaration changed.
14187 * cfgloop.h (tree_num_loop_insns): Declaration changed.
14188 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
14189 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
14191 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
14193 * tree-data-ref.c (conflict_fn): Assert that the number of affine
14194 relations in the conflict function is valid.
14196 2007-01-27 Ian Lance Taylor <iant@google.com>
14198 * common.opt: Add fstrict-overflow.
14199 * opts.c (decode_options): Set flag_strict_overflow if -O2.
14200 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
14201 (TYPE_OVERFLOW_UNDEFINED): Define.
14202 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
14204 * tree.h (TYPE_TRAP_SIGNED): Don't define.
14205 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
14206 (fold_negate_expr): Likewise.
14207 (make_range): Likewise.
14208 (extract_muldiv_1): Likewise.
14209 (maybe_canonicalize_comparison): Likewise.
14210 (fold_comparison): Likewise.
14211 (fold_binary): Likewise.
14212 (tree_expr_nonnegative_p): Likewise.
14213 (tree_expr_nonzero_p): Likewise.
14214 * tree-vrp.c (compare_values): Likewise.
14215 (extract_range_from_binary_expr): Likewise.
14216 (extract_range_from_unary_expr): Likewise.
14217 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
14219 (nowrap_type_p): Likewise.
14220 * tree-scalar-evolution.c (simple_iv): Likewise.
14221 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
14222 (build_range_check): Likewise.
14223 (extract_muldiv_1): Likewise.
14224 (fold_comparison): Likewise.
14225 * tree-vrp.c (vrp_int_const_binop): Likewise.
14226 (extract_range_from_unary_expr): Likewise.
14227 * convert.c (convert_to_integer): Likewise.
14228 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
14229 (fold_comparison): Likewise.
14230 (fold_binary): Likewise.
14231 * optabs.c (optab_for_tree_code): Likewise.
14232 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
14233 * simplify-rtx.c (simplify_const_relational_operation): Check
14234 flag_strict_overflow and flag_trapv.
14235 (simplify_const_relational_operation): Likewise.
14236 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
14237 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
14240 2007-01-27 Roger Sayle <roger@eyesopen.com>
14242 * tree.c (tree_fold_gcd): Delete.
14243 * tree.h (tree_fold_gcd): Remove prototype.
14244 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
14245 test whether one constant integer is a multiple of another. Instead
14246 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
14247 * fold-const.c (multiple_of_p): We've determined both TOP and
14248 BOTTOM are integer constants so we can call int_const_binop directly
14249 instead of the more generic const_binop.
14251 2007-01-27 Roger Sayle <roger@eyesopen.com>
14253 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
14254 1*X check that the constant hasn't overflowed, to preserve the
14256 (round_up): Provide an efficient implementation when rouding-up an
14257 INTEGER_CST to a power-of-two.
14259 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14261 * doc/sourcebuild.texi: Add comma for clarity.
14262 * doc/extend.texi: Fix some typos.
14263 * doc/passes.texi: Likewise.
14264 * doc/cppinternals.texi: Likewise.
14265 * doc/c-tree.texi: Likewise.
14266 * doc/tree-ssa.texi: Likewise.
14267 * doc/install.texi: Likewise.
14269 2007-01-27 Jan Hubicka <jh@suse.cz>
14271 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
14272 (pass_sra): Do not require alias information.
14273 * passes.c (init_optimization_passes): Add SRA
14275 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
14277 * tracer.c (rest_of_handle_tracer): We already cleaned
14278 up the CFG in tracer() so don't do it here again.
14279 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
14280 cleanup_cfg here, either. And don't call renumber_insns.
14282 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
14283 and BB_HEAD are in the insn stream here. Instead make sure
14284 that BB_INSN is valid on all insns. Also, do check here that
14285 there are no pending branch predictions...
14286 (rtl_verify_flow_info): ...instead of doing it here. Checks
14287 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
14290 2007-01-26 Roger Sayle <roger@eyesopen.com>
14292 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
14293 function to simplify/factorize operand order canonicalization.
14294 (ix86_fixup_binary_operands): Reorganize using the above function.
14295 (ix86_binary_operator_ok): Likewise.
14297 2007-01-27 Jakub Jelinek <jakub@redhat.com>
14299 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
14300 file scope from optimize_attrs.
14301 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
14303 (optimize_attrs): Clear insn_code_values after freeing it.
14305 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
14307 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
14308 a parts.base assignment.
14310 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
14312 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
14313 (compute_subscript_distance, initialize_data_dependence_relation,
14314 finalize_ddr_dependent, analyze_ziv_subscript,
14315 analyze_siv_subscript_cst_affine,
14316 compute_overlap_steps_for_affine_univar,
14317 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14318 analyze_siv_subscript, analyze_miv_subscript,
14319 analyze_overlapping_iterations, subscript_dependence_tester_1,
14320 compute_self_dependence, free_dependence_relation): Work
14321 with affine_fn instead of chrecs.
14322 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
14323 common_affine_function, affine_function_base,
14324 affine_function_constant_p, affine_fn_op, affine_fn_plus,
14325 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
14326 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
14327 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
14328 (all_chrecs_equal_p): Removed.
14329 * tree-data-ref.h (affine_fn, conflict_function): New types.
14330 (struct subscript): Change type of conflicting_iterations_in_a
14331 and conflicting_iterations_in_b.
14333 2007-01-26 Steve Ellcey <sje@cup.hp.com>
14336 * config/pa/pa.h (TARGET_HPUX_11): New.
14337 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
14338 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
14340 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
14341 Richard Guenther <rguenther@suse.de>
14343 * tree-ssa-structalias.c (solve_graph): Handle case
14344 we merged the variable to another.
14346 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14348 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
14351 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
14352 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
14354 2007-01-25 DJ Delorie <dj@redhat.com>
14356 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
14357 allow changes to modes which don't fit in those registers.
14359 * reload1.c (choose_reload_regs): Check for invalid subregs before
14360 computing their locations, not after.
14362 2007-01-25 Geoffrey Keating <geoffk@apple.com>
14365 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
14366 save Altivec registers in an eh_return function.
14367 (compute_vrsave_mask): Likewise.
14368 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
14369 for saving Altivec registers.
14370 (rs6000_emit_prologue): Don't allocate stack twice in
14371 eh_return function. Correct expected value of altivec_save_offset
14372 when using save_world. Describe save of R0 to stack when using
14373 save_world. Describe stack pointer adjustment when using
14374 save_world. Remove duplicated eh_return parameter register saving.
14375 Update sp_offset variable after save_world.
14376 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
14378 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
14379 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
14382 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14384 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
14386 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14389 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
14390 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
14392 2007-01-25 Richard Guenther <rguenther@suse.de>
14394 * doc/invoke.texi (-Wcoverage-mismatch): Document.
14395 * common.opt (-Wcoverage-mismatch): New warning option.
14396 * coverage.c (get_coverage_counts): Ignore coverage mismatch
14397 if -Wcoverage-mismatch is given.
14399 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
14401 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
14402 (ipcp_driver): Change to static definition.
14403 Add dumping of the ifunctions.
14404 (constant_val_insert): Remove unused parameter. Support for SSA.
14405 (ipcp_propagate_const): Support for SSA.
14406 (ipcp_profile_bb_print): Print only analyzed nodes.
14407 (ipcp_replace_map_create): Remove support for Fortran constant
14409 * ipa-prop.c (ipa_method_modify_stmt,
14410 ipa_callsite_compute_param): Support for SSA.
14411 * ipa-prop.h (ipcp_driver): Remove declaration.
14412 (IS_VALID_TREE_MAP_INDEX): Add define.
14414 2007-01-24 Geoffrey Keating <geoffk@apple.com>
14416 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
14418 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14420 PR middle-end/30447
14421 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
14422 constant argument to cabs and do it without checking for
14423 -funsafe-math-optimizations.
14425 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
14427 * c-common.h (RID_FIRST_CXX0X): New.
14428 (RID_LAST_CXX0X): New.
14429 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
14431 * c.opt (Wc++0x-compat): New.
14432 * doc/invoke.texi (-Wc++0x-compat): Document.
14434 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14436 * builtins.c (fold_builtin_carg): New.
14437 (fold_builtin_1): Use it.
14439 2007-01-24 Jan Hubicka <jh@suse.cz>
14441 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
14443 * ipa-inline.c (initial_insns, max_insns): Delete.
14444 (compute_max_insns): New function.
14445 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
14446 of insns as base for code growth.
14447 (cgraph_decide_inlining): Make initial_insns local; do not compute
14449 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
14450 * doc/invoke.texi (inline-unit-growth): Update docs.
14452 2007-01-24 Jakub Jelinek <jakub@redhat.com>
14454 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
14455 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
14456 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
14457 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
14458 for CPUs that have PTA_CX16 set.
14460 PR middle-end/27416
14461 * gimplify.c (omp_check_private): New function.
14462 (gimplify_scan_omp_clauses): Use it for
14463 firstprivate/lastprivate/reduction.
14465 PR middle-end/30494
14466 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
14467 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
14469 PR middle-end/30421
14470 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
14471 If lower_lastprivate_clauses emits some statements, append them
14472 to dlist rather than body_p and to body_p append an initializer.
14473 (lower_omp_for): Adjust caller.
14475 2007-01-24 Steve Ellcey <sje@cup.hp.com>
14477 * target.h (globalize_decl_name): New.
14478 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14479 * output.h (default_globalize_decl_name): New.
14480 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
14482 (globalize_decl): Ditto.
14483 (default_globalize_decl_name): New.
14484 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
14485 (ia64_handle_version_id_attribute): New.
14486 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14487 (ia64_asm_output_external): Use globalize_decl_name instead
14488 of globalize_label.
14489 * doc/extend.texi (version_id): New pragma.
14490 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
14492 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14494 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
14495 _uleb128_t and _Unwind_SWord with _sleb128_t.
14496 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
14497 uw_frame_state_for, uw_update_context_1): Likewise.
14498 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
14499 * unwind-pe.h (read_uleb128, read_sleb128,
14500 read_encoded_value_with_base): Likewise.
14501 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
14503 2007-01-24 Richard Guenther <rguenther@suse.de>
14505 * builtins.c (expand_builtin_cexpi): Get the fndecl
14506 for cexp in the correct way.
14508 2007-01-24 Jan Hubicka <jh@suse.cz>
14510 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
14512 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14514 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
14515 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
14516 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
14517 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
14518 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
14519 __SIZEOF_PTRDIFF_T__.
14520 * doc/cpp.texi: Documentation for the new builtin macros added.
14522 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
14524 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
14525 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
14526 instead of operands[2] to avoid access past the end of array.
14528 2007-01-24 Richard Sandiford <richard@codesourcery.com>
14530 * reload1.c (emit_reload_insns): Pass the reload register
14531 for a non-spill output reload through forget_old_reloads_1.
14533 2007-01-23 Joseph Myers <joseph@codesourcery.com>
14535 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14536 _SOFT_DOUBLE if doubles use software floating-point.
14537 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
14538 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14539 * config/rs6000/darwin-ldouble.c: Also compile functions for
14540 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
14541 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14542 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
14543 commented-out long double override.
14544 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
14545 * config/rs6000/eabispe.h: Likewise.
14546 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
14547 long double for non-SPE.
14548 (rs6000_handle_option): Likewise.
14549 (invalid_e500_subreg): Disallow more subregs involding DImode,
14550 DFmode, TImode or TFmode.
14551 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
14553 (legitimate_lo_sum_address_p): Also check for TFmode for E500
14555 (rs6000_legitimize_address): Also handle TFmode for E500 double.
14556 (rs6000_legitimize_reload_address): Also handle TFmode for E500
14558 (rs6000_legitimate_address): Also check for TFmode for E500
14560 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
14561 (spe_build_register_parallel): Handle TFmode and TCmode.
14562 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
14564 (function_arg): Handle TFmode and TCmode for E500 double.
14565 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
14567 (print_operand): Handle TFmode and TImode for %y.
14568 (rs6000_generate_compare): Handle TFmode comparisons for E500
14570 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
14571 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
14572 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
14573 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
14574 TFmode for E500 double.
14575 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
14576 (floatsidf2): Enable for E500 double.
14577 (movtf_softfloat): Use rs6000_nonimmediate_operand.
14578 (extenddftf2): Change to extenddftf2_fprs.
14579 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
14580 depending on TARGET_E500_DOUBLE.
14581 (extendsftf2): Enable for E500 double.
14582 (trunctfdf2): Enable for E500 double.
14583 (trunctfsf2): Change to trunctfsf2_fprs.
14584 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
14585 depending on TARGET_E500_DOUBLE.
14586 (floatsitf2): Enable for E500 double.
14587 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
14588 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
14589 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
14590 (negtf2): Change to negtf2_internal.
14591 (negtf2): New expander.
14592 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
14593 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
14594 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
14595 (movdi_internal32): Use rs6000_nonimmediate_operand.
14596 (unnamed splitter): Likewise.
14597 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
14598 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
14599 (SPE64TF, DITI): New mode macros.
14600 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
14603 (frob_<mode>_di_2): New.
14604 (frob_tf_di_8_2): New.
14605 (frob_di_df): Change to frob_di_<mode>; allow more modes.
14607 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
14609 (frob_ti_<mode>_8_2): New.
14610 (frob_ti_tf_2): New.
14611 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
14612 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
14614 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
14615 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
14616 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
14617 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
14618 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
14619 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
14622 2007-01-23 Ian Lance Taylor <iant@google.com>
14624 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
14626 (OBJS-archive): Reformat, alphabetize.
14627 (OBJS): Change out_object_file to OBJS-md.
14629 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
14631 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14632 JUMP_P and CALL_P predicates where applicable.
14633 * config/i386/i386.c: Ditto.
14634 * config/i386/i386.md: Ditto.
14635 * config/i386/mmx.md: Ditto.
14636 * config/i386/predicates.md: Ditto.
14638 2007-01-22 Andreas Schwab <schwab@suse.de>
14640 * config/m68k/m68k.h: Fix comment.
14642 2007-01-22 Jan Hubicka <jh@suse.cz>
14644 * passes.c (init_optimization_passes): Do not rerun
14645 pass_early_warn_uninitialized.
14647 2007-01-22 Richard Guenther <rguenther@suse.de>
14649 PR tree-optimization/30038
14650 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
14652 (execute_cse_sincos_1): Likewise.
14653 (execute_cse_sincos): Likewise.
14654 (gate_cse_sincos): Likewise.
14655 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
14656 the cexpi() canonicalization of sincos().
14657 * tree-pass.h (pass_cse_sincos): Declare.
14658 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
14660 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14662 PR rtl-optimization/29329
14663 * combine.c (replaced_rhs_insn): Rename to i2mod.
14664 (replaced_rhs_value): Rename to i2mod_new_rhs.
14665 (i2mod_old_rhs): New global variable.
14666 (combine_instructions): Adjust for above change. Save a copy of
14667 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
14668 note are substituted in the second instruction.
14669 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
14670 ditch the note if it pertains to the second eliminated register
14671 and this register is mentioned in i2mod_old_rhs.
14674 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
14676 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
14677 the insn to which the note was originally attached.
14679 2007-01-21 Jan Hubicka <jh@suse.cz>
14681 * ipa-inline.c (inlining_mode): Comment, move up.
14682 (cgraph_decide_inlining_incrementally): Do not perform inlining
14683 itself; fix handling of flattening of self recursive functions.
14684 (cgraph_find_cycles): Remove.
14685 (cgraph_flatten_node): Remove.
14686 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
14687 (try_inline): New function.
14688 (cgraph_early_inlining): Update call of
14689 cgraph_decide_inlining_incrementally. Apply inlining here.
14690 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
14692 2007-01-21 Dirk Mueller <dmueller@suse.de>
14695 * tree-vrp.c (check_array_bounds): do not warn
14696 about ADDR_EXPR's of ARRAY_REF's which are immediately
14697 used in binary expressions.
14699 2007-01-21 Ira Rosen <irar@il.ibm.com>
14701 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
14702 read_write_dep and macros for its access.
14703 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
14704 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
14705 argument, call vect_check_interleaving for every independent pair of
14706 data-refs. Mark loads that access the same memory location as a store
14708 (vect_check_dependences): Remove.
14709 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
14710 call, fix the call to vect_analyze_data_ref_dependence.
14711 (vect_analyze_data_ref_access): For statements that access the same
14712 data-ref, check that they are not stores; for loads, check that there
14713 is no store that access the same location.
14715 2007-01-20 Roger Sayle <roger@eyesopen.com>
14716 Joseph Myers <joseph@codesourcery.com>
14718 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
14719 (-fdump-rtl-stack): Likewise.
14720 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
14721 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
14722 (-mpt-fixed): Use @minus{} for minus sign.
14723 (Using Precompiled Headers): Fix under/overfull hbox.
14725 2007-01-20 Jan Hubicka <jh@suse.cz>
14727 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
14728 place within annotation.
14730 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14732 * pa.c (output_move_double): Change array size of xoperands to 4.
14734 2007-01-20 Jan Hubicka <jh@suse.cz>
14736 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
14739 2007-01-19 Ian Lance Taylor <iant@google.com>
14741 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
14742 constant to unsigned HOST_WIDE_INT before negating.
14744 2007-01-19 Ian Lance Taylor <iant@google.com>
14746 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
14748 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
14749 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14750 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
14751 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
14752 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14753 (realloc_vdef, realloc_vuse): Change second parameter to
14755 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
14756 fields to unsigned.
14757 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
14758 unsigned. Change x and lim locals to unsigned.
14759 (realloc_vdef, realloc_vuse): Change num_elem parameter to
14761 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
14762 (copy_virtual_operands): Change i and n locals to unsigned.
14764 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14766 PR middle-end/29335
14767 * builtins.c (fold_builtin_1): Handle builtin fdim.
14769 2007-01-20 Jan Hubicka <jh@suse.cz>
14771 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
14772 * tree-ssa-structalias.c (compute_points_to_sets): Do call
14773 init_alias_heapvars.
14774 (init_alias_heapvars): Initialize only when not already initialized.
14775 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
14777 2007-01-19 Roger Sayle <roger@eyesopen.com>
14779 * common.opt (fsigned-zeros): New command line option.
14780 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
14781 of flag_unsafe_math_optimizations.
14782 * opts.c (set_fast_math_flags): The -ffast-math command line option
14783 implies -fno-signed-zeros.
14784 (fast_math_flags_set_p): Likewise.
14786 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
14787 the documentation of -ffast-math appropriately. Wrap long lines.
14789 2007-01-19 Steve Ellcey <sje@cup.hp.com>
14791 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
14792 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
14794 2007-01-19 Tomas Bily <tbily@suse.cz>
14796 * cgraphunit.c (cgraph_finalize_function): Updating of pid
14798 (tree_init_ic_make_global_vars): New function
14799 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
14800 (tree_gen_ic_profiler): New function
14801 (tree_gen_ic_func_profiler): New function
14802 (tree_profiling): Added calling of tree_gen_ic_func_profiler
14803 (tree_profile_hooks): Added hook for indirec/virtual calls
14804 * value-prof.c (tree_find_values_to_profile): New case for
14806 (tree_values_to_profile): Call for determining indirect/virtual
14808 (tree_indirect_call_to_profile): New function
14809 (tree_ic_transform): New function
14810 (tree_ic): New function
14811 (find_func_by_pid): New function
14812 (init_pid_map): New function
14813 (tree_value_profile_transformations): Added check for
14814 indirect/virtual call transformation
14815 * value-prof.h (enum hist_type): New counter type for
14816 indirect/virtual calls
14817 (profile_hooks): Added new hook for profiling indirect/virtual
14819 * profile.c (instrument_values): New case for indirect/virtual
14821 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
14822 (GCOV_COUNTER_V_INDIR): New counter type
14823 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
14824 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
14826 * cgraph.c: Definition of cgraph_max_pid
14827 (cgraph_create_node): Default init of pid attribute
14828 * cgraph.h: Declaration of cgraph_max_pid
14829 (struct cgraph_node): Added pid attribute
14830 * libgcov.c (__gcov_indirect_call_profiler): New function
14831 (__gcov_one_value_profiler_body): New function
14832 (__gcov_one_value_profiler): Body was moved to
14833 __gcov_one_value_profiler_body and calls it
14835 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
14837 * doc/gty.texi (Options): Document the mark_hook option to GTY.
14838 * gengtype.c (write_types_data, write_func_for_structure,
14839 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
14840 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
14841 (walk_type, write_func_for_structure): Generate the mark_hook if
14844 2007-01-19 Jan Hubicka <jh@suse.cz>
14846 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
14847 'early' argument take inlining mode argument specifying whether to
14848 inline for size/speeed or all functions; add support for flattening;
14850 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
14852 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14855 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
14856 the name of the declared identifier.
14858 2007-01-19 Dirk Mueller <dmueller@suse.de>
14860 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
14861 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
14862 duplicate evaluation.
14864 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14866 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
14867 Macroize expander using X87MODEF12 mode macro. Extend operand 1
14868 to XFMode, use acosxf2 and truncate result to requested mode.
14869 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
14870 (asin<mode>2): Similarly, with asin expanders.
14871 (*fscalexf4_i387): Rename from *fscalexf4.
14872 (expNcorexf3): New expander.
14873 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
14874 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
14875 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
14876 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
14877 patterns for SSE math.
14878 (exp10<mode>2): Similarly, with exp10 expanders.
14879 (exp2<mode>2): Similarly, with exp2 expanders.
14880 (expm1<mode>2): Similarly, with expm1 expanders.
14881 (ldexp<mode>3): Similarly, with ldexp expanders.
14882 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
14883 Use gen_truncxf<mode>2_i387_noop to truncate result.
14885 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14887 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
14888 for ColdFire targets.
14890 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
14891 Richard Sandiford <richard@codesourcery.com>
14893 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
14894 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
14895 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
14896 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
14897 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14898 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
14900 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14902 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
14903 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
14904 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
14905 (*adddi_dilshr32_cf): New pattern.
14906 (adddi3, subdi3): Remove first alternatives.
14908 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14910 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
14911 implemented using move.l, do not use its cc result for floating-point
14914 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14916 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
14917 from accepting 's' constraints if flag_pic.
14919 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14921 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
14922 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
14923 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
14924 condition from TARGET_68881 to TARGET_HARD_FLOAT.
14926 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
14928 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
14929 ColdFire alternatives.
14930 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
14931 * config/m68k/m68k.md (clzsi2): Define for ColdFire
14932 architectures that support ff1 instruction.
14934 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14935 Julian Brown <julian@codesourcery.com>
14937 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
14938 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
14939 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
14942 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14944 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
14946 (output_move_const_into_data_reg, output_move_simode_const): Delete.
14947 * config/m68k/m68k.c (const_method, const_int_cost): Take a
14948 HOST_WIDE_INT instead of an rtx.
14949 (m68k_rtx_costs): Update call accordingly.
14950 (output_move_const_into_data_reg): Likewise. Fix formatting.
14951 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
14953 (output_move_simode_const): Update calls after above changes.
14954 Rework to use automatic variables and predicates like MEM_P.
14955 * config/m68k/m68k.md (pushexthisi_const): Update call to
14958 2007-01-19 Dirk Mueller <dmueller@suse.de>
14960 * tree-ssa-alias.c (perform_var_substitution): Fix typo
14961 in dump_flags test.
14963 2007-01-19 Richard Guenther <rguenther@suse.de>
14965 * builtins.c (expand_builtin_cexpi): Fall back to expanding
14966 via cexp in case sincos is not available.
14968 2007-01-19 Richard Guenther <rguenther@suse.de>
14970 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
14971 * defaults.h (TARGET_HAS_SINCOS): Default to off.
14972 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
14973 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
14974 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
14975 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
14976 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
14977 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
14979 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14981 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
14983 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
14984 (atan2xf3): Directly generate RTL pattern.
14985 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
14986 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14987 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14988 disable patterns for SSE math.
14989 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
14990 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14991 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14992 disable patterns for SSE math.
14994 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
14996 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
14998 2007-01-18 Roger Sayle <roger@eyesopen.com>
15000 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
15001 VIEW_CONVERT_EXPR to the same type as it's operand.
15003 2007-01-18 David Edelsohn <edelsohn@gnu.org>
15005 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
15006 configured for long double 128.
15008 2007-01-18 Mike Stump <mrs@apple.com>
15010 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
15013 2007-01-18 Michael Meissner <michael.meissner@amd.com>
15015 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
15018 2007-01-18 Jan Hubicka <jh@suse.cz>
15020 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
15021 greater than NUM_VOP_FREE_BUCKETS.
15023 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
15025 * tree-ssa-structalias.c: Update comments.
15026 (ptabitmap_obstack): Removed.
15027 (pta_obstack): New.
15028 (oldpta_obstack): Ditto.
15029 (stats): Add a few members.
15030 (struct variable_info): Remove node, complex, address_taken, and
15031 indirect_target members. Add oldsolution member.
15032 (new_var_info): Do not initialize removed members.
15033 (constraint_expr_type): Remove INCLUDES.
15034 (constraint_graph): Add size, implicit_preds, rep,
15035 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
15036 (FIRST_REF_NODE): New macro.
15037 (LAST_REF_NODE): Ditto.
15038 (FIRST_ADDR_NODE): Ditto.
15039 (find): New function.
15041 (dump_constraint): Do not handle INCLUDES.
15042 (insert_into_complex): Do not insert duplicate constraints.
15043 (condense_varmap_nodes): Renamed and rewritten into ...
15044 (merge_node_constraints): This. Also fix bug in handling of
15045 offseted copy constraints.
15046 (clear_edges_for_node): No longer need to deal with preds at all,
15047 or removing associated preds/succs.
15048 (merge_graph_nodes): Deal with indirect_cycles.
15049 Don't deal with predecessors.
15050 (add_implicit_graph_edge): New function.
15051 (add_pred_graph_edge): Ditto.
15052 (add_graph_edge): Don't deal with predecessors.
15053 (build_constraint_graph): Removed.
15054 (build_pred_graph): New function.
15055 (build_succ_graph): Ditto.
15056 (struct scc_info): Removed in_component. Added roots, dfs, and
15057 node_mapping. Remove visited_index, unification_queue.
15058 (scc_visit): Deal with union-find we do now.
15059 Deal with cycles with REF nodes.
15060 (collapse_nodes): Renamed and rewritten to ...
15061 (unify_nodes): This.
15062 (process_unification_queue): Removed.
15063 (topo_visit): Cleanup
15064 (do_da_constraint): Use find.
15065 (do_sd_constraint): Ditto.
15066 (do_ds_constraint): Ditto.
15067 (do_complex_constraint): Ditto.
15068 (init_scc_info): Update for removed and added members.
15069 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
15070 (find_indirect_cycles): This.
15071 (equivalence_class): New variable.
15072 (label_visit): New function.
15073 (perform_variable_substitution): Rewritten.
15074 (free_var_substitution_info): New function.
15075 (find_equivalent_node): Ditto.
15076 (move_complex_constraints): Ditto.
15077 (eliminate_indirect_cycles): Ditto.
15078 (solve_graph): Only propagate changed bits.
15079 Use indirect cycle elimination.
15081 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
15082 (tree_id_eq): Renamed to ...
15083 (tree_vi_eq): This. Update for member change
15084 (insert_id_for_tree): Renamed and rewritten to ...
15085 (insert_vi_for_tree): This.
15086 (lookup_id_for_tree): Renamed and rewritten to ...
15087 (lookup_vi_for_tree): This.
15088 (get_id_for_tree): Renamed and rewritten to ...
15089 (get_vi_for_tree): Ditto.
15090 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
15091 (process_constraint): Don't handle INCLUDES.
15092 Remove special ADDRESSOF case.
15093 (find_func_aliases): Rewrite to use vi functions instead of id
15095 (create_function_info_for): Ditto.
15096 (create_variable_info_for): Ditto.
15097 (intra_create_variable_infos): Ditto.
15098 (merge_smts_into): Ditto.
15099 (find_what_p_points_to): Ditto.
15100 (init_base_vars): Ditto.
15101 (init_alias_vars): Ditto.
15102 (remove_preds_and_fake_succs): New function.
15103 (dump_sa_points_to_info): Dump new stats.
15104 (dump_solution_for_var): Use find.
15105 (set_used_smts): Fix formatting.
15106 (compute_points_to_sets): Updated for new functions.
15107 (ipa_pta_execute): Ditto.
15109 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15110 Richard Sandiford <richard@codesourcery.com>
15112 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
15114 * calls.c (expand_call): If the return value is a PARALLEL,
15115 extract its first member.
15116 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
15117 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15118 use FUNCTION_EXTRA_EPILOGUE.
15119 (m68k_function_value): Return a PARALLEL if the return value
15120 is of a pointer type.
15121 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
15122 (FUNCTION_EXTRA_EPILOGUE): Remove.
15123 * config/m68k/m68k.md (D0_REG): New constant.
15125 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15127 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15128 output a NOP for empty epilogues.
15130 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15132 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
15133 before function. Extend register save check to include all
15134 registers, not just integer ones.
15136 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15138 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
15139 (m68k_use_return_insn): ...this.
15140 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
15141 * config/m68k/m68k.c (use_return_insn): Rename to...
15142 (m68k_use_return_insn): ...this.
15143 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
15144 of USE_RETURN_INSN.
15146 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15148 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
15149 nearest even, fix denormal rounding overflow.
15151 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15153 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
15154 f%$smove and f%$move.
15155 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
15156 (extendsfdf2_cf): Use fdmove instead of f%&move.
15157 (truncdfsf2_cf): Use fsmove instead of f%$smove.
15158 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
15160 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15162 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
15165 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15167 * real.h (real_format): Add a canonical_nan_lsbs_set field.
15168 (coldfire_single_format): Declare.
15169 (coldfire_double_format): Likewise.
15170 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
15171 of qnan_msb_set to determine the lower bits of a canonical
15173 (encode_ieee_double): Likewise.
15174 (encode_ieee_quad): Likewise.
15175 (ieee_single_format): Initialize canonical_nan_lsbs_set.
15176 (mips_single_format): Likewise.
15177 (ieee_double_format): Likewise.
15178 (mips_double_format): Likewise.
15179 (ieee_extended_motorola_format): Likewise.
15180 (ieee_extended_intel_96_format): Likewise.
15181 (ieee_extended_intel_128_format): Likewise.
15182 (ieee_extended_intel_96_round_53_format): Likewise.
15183 (ibm_extended_format): Likewise.
15184 (mips_extended_format): Likewise.
15185 (ieee_quad_format): Likewise.
15186 (mips_quad_format): Likewise.
15187 (vax_f_format): Likewise.
15188 (vax_d_format): Likewise.
15189 (vax_g_format): Likewise.
15190 (i370_single_format): Likewise.
15191 (i370_double_format): Likewise.
15192 (decimal_single_format): Likewise.
15193 (decimal_double_format): Likewise.
15194 (decimal_quad_format): Likewise.
15195 (c4x_single_format): Likewise.
15196 (c4x_extended_format): Likewise.
15197 (real_internal_format): Likewise.
15198 (coldfire_single_format): New real_format.
15199 (coldfire_double_format): Likewise.
15200 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
15201 canonical_nan_lsbs_set.
15202 (pdp11_d_format): Likewise.
15203 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
15204 if TARGET_COLDFIRE_CPU.
15206 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15208 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
15209 (output_call, m68k_legitimize_call_address): Declare.
15210 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
15211 parenthesees. Add support for a 'W' constraint.
15212 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
15213 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
15214 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
15215 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
15217 (override_options): Initialize them. Do not set flag_no_function_cse
15218 for TARGET_ID_SHARED_LIBRARY.
15219 (m68k_output_pic_call): Delete.
15220 (m68k_legitimize_call_address): New function.
15221 (print_operand): Remove the %o prefix. Handle the %p prefix.
15222 (output_call): New function.
15223 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
15224 target address from the GOT if symbolic jumps are not allowed.
15225 * config/m68k/m68k.md (call, general_operand): Do not set
15226 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
15227 Merge separate flag_pic and !flag_pic define_insns into...
15228 (*call, *call_value): ...these new patterns. Match the address
15229 rather than the containing MEM and require it to be a call_operand.
15230 Use output_call to generate the asm template.
15231 * config/m68k/predicates.md (const_call_operand): New predicate.
15232 (call_operand): Likewise.
15234 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15236 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
15237 (STACK_GROWS_DOWNWARD): Define to 1.
15238 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
15239 comments, emphasizing that these values are only defaults.
15240 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
15241 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
15243 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15245 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
15247 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15248 Richard Sandiford <richard@codesourcery.com>
15250 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
15251 (FP_REGNO_P): New macros.
15252 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
15253 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
15254 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
15255 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
15257 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15259 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15260 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
15262 * config/m68k/t-floatlib: New file, extracting common code from...
15263 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
15264 * config/m68k/t-uclinux: Here.
15265 * config/m68k/fpgnulib.c: Do not compile extendeed precision
15266 routines on ColdFire targets.
15268 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15270 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15271 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
15272 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
15273 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
15274 explicitly set MOTOROLA to 1.
15275 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
15277 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15278 Nathan Sidwell <nathan@codesourcery.com>
15280 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
15281 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
15282 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
15283 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
15284 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
15285 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
15286 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
15287 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
15288 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
15289 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
15290 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
15291 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
15292 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
15293 (DBX_REGISTER_NUMBER): Delete.
15294 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
15295 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
15296 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
15298 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15300 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
15301 * config/flat.h: New file.
15302 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
15303 OBJECT_FORMAT_FLAT.
15304 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
15305 indirect references for -msep-data or -mid-shared-library.
15306 Do not use PC-relative code addresses either.
15307 * config/m68k/m68k.c (override_options): Restrict -fPIC error
15309 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
15310 for shared libraries and crt1.o for executables. Use crti.o and
15312 (ENDFILE_SPEC): Use crtend.o and crtn.o.
15313 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
15314 Do not add -elf2flt or -shared-lib-id options here.
15315 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
15316 Pass -shared-lib-id if -mid-shared-library, taking the library
15317 identifier from -mshared-library-id if given, otherwise
15319 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
15320 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
15321 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
15322 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
15323 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
15324 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
15326 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
15327 jump sequence for ISA A and ISA A+.
15328 (PICJUMP): Likewise.
15330 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15332 * config.gcc (m68k-*-uclinux*): Base the port on the common
15333 and m68k GNU/Linux files rather than on the generic ELF ones.
15334 * config/m68k/uclinux.h (TARGET_VERSION): Override.
15335 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
15337 2007-01-18 Julian Brown <julian@codesourcery.com>
15338 Richard Sandiford <richard@codesourcery.com>
15340 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
15341 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15342 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
15344 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
15345 80 unconditionally.
15346 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15348 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15350 * doc/install.texi: Document m68k-uclinuxoldabi.
15351 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
15352 * config/m68k/uclinux-oldabi.h: New file, copied from
15353 config/m68k/uclinux.h.
15355 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
15357 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
15358 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
15359 (m32r_compute_frame_size): Use unsigned for regno.
15360 (m32r_reload_lr): Use gen_frame_mem.
15362 (m32r_output_function_epilogue): Don't output the function epilogue
15364 (m32r_expand_epilogue): New.
15365 (direct_return): Return false if the function has the interrupt
15367 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
15368 * config/m32r/m32r.md (epilogue): New expander.
15369 (return_lr, return_rte): New insns.
15370 (return): Make it expander.
15371 (return_normal): New expander.
15373 2007-01-18 Josh Conner <jconner@apple.com>
15376 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
15377 support for UNLE, UNLT, UNGE, and UNGT.
15379 2007-01-18 Jan Hubicka <jh@suse.cz>
15381 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
15382 * tree-tailcall (add_virtual_phis): Likewise.
15383 (optimize_tail_call): Return TODOs.
15384 (execute_tail_calls): Return TODOs.
15385 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
15386 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
15388 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15389 Cleanup cfg using TODO.
15390 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
15391 * passes.c (execute_function_todo): When cleanup did something, remove
15393 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
15394 (make_edges): Don't cleanup_cfg.
15396 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
15398 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
15399 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
15400 operate on the top of stack.
15401 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
15402 register handling of instructions that output to the second
15404 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
15405 (move_for_stack_reg): Special-case check for dead destination
15406 stack slot for constant load of 1.0 inside UNSPEC_TAN.
15408 * config/i386/i386.md (UNSPEC_TAN): New constant.
15409 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
15410 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
15411 to correctly model move of constant 1.0 to top stack slot.
15412 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
15413 (unnamed peephole2 pattern): Remove corresponding peephole2
15414 pattern that optimizes tan insn and loading of constant 1.0.
15415 (tanxf2): Use fptanxf4_i387.
15416 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
15417 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
15418 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15419 disable patterns for SSE math.
15420 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
15421 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
15423 2007-01-18 Dirk Mueller <dmueller@suse.de>
15424 Richard Guenther <rguenther@suse.de>
15427 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
15428 * common.opt (Warray-bounds): Add new warning option.
15429 * c-opts.c (c_common_handle_option): Define -Warray-bounds
15431 * Makefile.in: make tree-vrp.o depend on toplev.h
15432 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
15434 (check_array_refs, check_array_bounds, check_array_ref): New.
15436 2007-01-18 Jan Hubicka <jh@suse.cz>
15438 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
15439 (execute_ssa_ccp): Return flags conditionally.
15440 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
15442 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
15444 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
15446 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
15447 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
15449 * Makefile.c (GTFILES): Add cfglayout.h.
15450 * gengtype.c (open_base_files): Likewise.
15451 * cfglayout.c (cfg_layout_function_footer,
15452 cfg_layout_function_header) Reindent to make gengtype happy.
15453 * cfglayout.h (cfg_layout_function_footer,
15454 cfg_layout_function_header): Add GTY(()) marker.
15456 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
15458 2007-01-18 Ben Elliston <bje@au.ibm.com>
15460 * genautomata.c (write_automata): Include xstrerror output in the
15461 error message if writing the DFA description file fails.
15463 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
15465 * config/mips/mips-protos.h (mips_output_external): Make it
15467 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
15468 * config/mips/mips.c (irix_output_external_libcall): Likewise.
15469 (extern_list): Likewise.
15470 (extern_head): Likewise.
15471 (TARGET_ASM_FILE_END): Likewise.
15472 (mips_file_end): Likewise.
15473 (mips_output_external): Rewritten.
15475 2007-01-18 Ben Elliston <bje@au.ibm.com>
15477 * genpreds.c (write_insn_preds_c): Only write out the function
15478 body for regclass_for_constraint if we have register constraints.
15480 2007-01-17 Tom Tromey <tromey@redhat.com>
15482 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
15483 * doc/install.texi (Testing): Use sourceware.org.
15484 (Binaries): Likewise.
15485 (Specific): Likewise.
15486 * doc/contrib.texi (Contributors): Use sourceware.org.
15488 2007-01-17 Anatoly Sokolov <aesok@post.ru>
15490 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
15491 (AVR_ENHANCED): Rename to ...
15492 (AVR_HAVE_MUL): ... new.
15493 (avr_enhanced_p): Rename to ...
15494 (avr_have_mul_p): ... new.
15495 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
15496 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
15497 * config/avr/avr.c (avr_enhanced_p): Rename to ...
15498 (avr_have_mul_p): ... new.
15499 (base_arch_s): Rename 'enhanced' to 'have_mul'.
15500 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
15501 'avr_enhanced_p' and 'enhanced'.
15502 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
15503 AVR_HAVE_MUL instead of AVR_ENHANCED.
15504 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15505 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
15506 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
15507 instead of AVR_ENHANCED.
15508 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15509 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
15510 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
15512 2007-01-17 Ian Lance Taylor <iant@google.com>
15514 * vec.h (VEC_reserve_exact): Define.
15515 (vec_gc_p_reserve_exact): Declare.
15516 (vec_gc_o_reserve_exact): Declare.
15517 (vec_heap_p_reserve_exact): Declare.
15518 (vec_heap_o_reserve_exact): Declare.
15519 (VEC_OP (T,A,reserve_exact)): New static inline function, three
15521 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
15522 negative parameter.
15523 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
15524 (VEC_OP (T,A,copy)) [all versions]: Likewise.
15525 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
15526 * vec.c (calculate_allocation): Add exact parameter. Change all
15528 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
15529 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
15530 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
15531 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
15532 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
15533 (vec_heap_p_reserve_exact): New function.
15534 (vec_heap_o_reserve_exact): New function.
15536 2007-01-17 Jan Hubicka <jh@suse.cz>
15538 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
15540 2007-01-17 Eric Christopher <echristo@apple.com>
15542 * config.gcc: Support core2 processor.
15544 2007-01-16 Jan Hubicka <jh@suse.cz>
15546 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
15547 the names, just unlink the chain so we don't crash on dangling pointers
15550 2007-01-16 Jan Hubicka <jh@suse.cz>
15552 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
15553 * tree-pass.h: Reorder to make IPA passes appear toegher.
15554 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
15555 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
15556 parameters, do not call early inliner.
15557 * ipa-inline.c: Update comments. Include tree-flow.h
15558 (cgraph_decide_inlining): Do not compute inlining parameters.
15559 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
15560 be called with function context set up.
15561 (pass_ipa_inline): Remove unreachable functions before pass.
15562 (cgraph_early_inlining): Simplify assuming to be called from the
15564 (pass_early_inline): New pass.
15565 (cgraph_gate_ipa_early_inlining): New gate.
15566 (pass_ipa_early_inline): Turn into simple wrapper.
15567 (compute_inline_parameters): New function.
15568 (gate_inline_passes): New gate.
15569 (pass_inline_parameters): New pass.
15570 (apply_inline): Move here from tree-optimize.c
15571 (pass_apply_inline): New pass.
15572 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
15574 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
15575 doing them by hand.
15576 (tree_function_versioning): Do not allocate dummy struct function.
15577 * tree-inline.h (optimize_inline_calls): Update prototype.
15578 * tree-optimize.c (execute_fixup_cfg): Export.
15579 (pass_fixup_cfg): Remove
15580 (tree_rest_of_compilation): Do not apply inlines.
15581 * tree-flow.h (execute_fixup_cfg): Declare.
15582 * Makefile.in (gt-passes.c): New.
15583 * passes.c: Include gt-passes.h
15584 (init_optimization_passes): New passes.
15585 (nnodes, order): New static vars.
15586 (do_per_function_toporder): New function.
15587 (execute_one_pass): Dump current pass here.
15588 (execute_ipa_pass_list): Don't dump current pass here.
15590 2007-01-16 Janis Johnson <janis187@us.ibm.com>
15592 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
15593 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
15595 2007-01-16 David Edelsohn <edelsohn@gnu.org>
15597 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
15598 (strong_alias): Define.
15599 (__gcc_qmul): Provide non-FMA for soft-float.
15600 (__gcc_qdiv): Same.
15605 (__gcc_qunord): New.
15615 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
15616 soft-float functions.
15617 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
15618 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
15619 about long double soft float.
15621 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
15622 Tehila Meyzels <tehila@il.ibm.com>
15624 * tree-vectorizer.h (is_pattern_stmt_p): New.
15625 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
15626 formatting (tabs instead of spaces). Cleanup and clarify setting
15627 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
15628 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
15629 (vectorizable_type_demotion): Check that types are integral.
15630 (vectorizable_type_promotion): Likewise.
15631 (vectorizable_store): Fix typo. Eliminate new-line at end of
15634 2007-01-16 Jan Hubicka <jh@suse.cz>
15636 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
15639 2007-01-15 Eric Christopher <echristo@apple.com>
15641 * ifcvt.c: Include vec.h, vecprim.h.
15642 (check_cond_move_block): New argument regs.
15643 Reorganize. Add registers used to regs.
15644 (cond_move_process_if_block): Use regs set above as
15647 2007-01-15 Eric Christopher <echristo@apple.com>
15649 * config/darwin.h: Update copyright.
15650 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
15651 (LINK_COMMAND_SPEC): Add -u.
15652 (LINK_SPEC): Fix umbrella for above.
15654 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
15656 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
15659 2007-01-15 Tom Tromey <tromey@redhat.com>
15661 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
15662 * doc/install.texi (Testing): Don't mention jacks.
15663 (Configuration): Document --enable-java-maintainer-mode. Move
15664 --with-java-home to libgcj-specific section. Document
15666 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
15668 2007-01-15 Jan Hubicka <jh@suse.cz>
15670 * tree-ssa-dce.c (DCE_TODOs): New.
15671 (propagate_necessity): Return if something changed.
15672 (eliminate_unnecessary_stmts): Likewise.
15673 (perform_tree_ssa_dce): Return TODO flags when needed.
15674 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
15676 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
15678 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
15679 (fyl2x_extend<mode>xf3_i387): New insn pattern.
15680 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
15681 patterns using X87MODEF12 mode macro. Extend operand 1
15682 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15683 (log10<mode>2): Ditto.
15684 (log2<mode>2): Ditto.
15685 (log1p<mode>2): Ditto.
15686 (logb<mode>2): Ditto.
15687 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
15688 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
15689 (*fxtractxf3_i387): Rename from *fxtractxf3.
15690 (fxtract_extend<mode>xf3_i387): New insn pattern.
15691 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
15692 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
15693 and gen_fyl2xxf3_i387().
15695 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
15697 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
15698 * cfgloopmanip.c (fix_loop_placement): Made static. Use
15699 get_loop_exit_edges. Changed return type to bool.
15700 * cfgloop.h (fix_loop_placement): Declaration removed.
15702 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
15704 * param.h (MIN_VECT_LOOP_BOUND): New.
15705 * params.def (MIN_VECT_LOOP_BOUND): New.
15706 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
15707 argument - minimum threshold for number of iterations.
15708 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
15709 argument to declaration.
15710 * tree-vect-analyze.c (vect_analyze_operations): Check value of
15711 MIN_VECT_LOOP_BOUND.
15712 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
15713 slpeel_tree_peel_loop_to_edge with additional argument.
15714 (vect_do_peeling_for_alignment): Likewise.
15715 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
15717 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
15720 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
15721 operands of size 1.
15723 2007-01-14 Jan Hubicka <jh@suse.cz>
15725 * tree-dfa.c (remove_referenced_var): New function.
15726 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
15727 prune referenced vars list too.
15728 * tree-flow.h (remove_referenced_var): Declare.
15730 2007-01-14 Jan Hubicka <jh@suse.cz>
15732 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
15734 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
15735 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
15736 * except.h (verify_eh_throw_table_statements): Kill prototype.
15737 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
15738 into call exrepssions.
15739 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
15741 * tree-cfg.c: Include pointer-set.h.
15742 (verify_node_sharing): Work on pointer set.
15743 (verify_eh_throw_stmt_node): New.
15744 (verify_stmts): Use pointers sets, verify throw_stmt.
15746 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
15748 * ipa-reference.c (analyze_function): Consider also addresses taken
15751 2007-01-12 Roger Sayle <roger@eyesopen.com>
15753 * c-typeck.c (null_pointer_constant_p): Replace use of
15754 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15755 (build_c_cast): Likewise.
15757 2007-01-12 Roger Sayle <roger@eyesopen.com>
15759 * tree.h (force_fit_type_double): Remove unused final argument.
15760 * c-common.c (constant_expression_warning): Replace use of
15761 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15762 (convert_and_check): Likewise.
15763 (shorten_compare): Update call to force_fit_type_double.
15764 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
15765 * convert.c (convert_to_pointer): Update call to
15766 force_fit_type_double.
15767 * fold-const.c (force_fit_type_double): Remove overflowed_const
15769 (int_const_binop, fold_convert_const_int_from_int,
15770 fold_convert_const_int_from_real, fold_div_compare,
15771 fold_sign_changed_comparison, fold_unary, fold_negate_const,
15772 fold_abs_const, fold_not_const): Remove the final argument from
15773 calls to force_fit_type_double.
15775 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15777 * configure.ac: Set insn to "nop" for spu-*-* also.
15778 * configure: Regenerate.
15780 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
15782 * builtins.def : Add BUILT_IN_FREE.
15784 2007-01-12 Jan Hubicka <jh@suse.cz>
15786 PR tree-optimization/30443
15787 * tree-inline.c (tree_function_versioning): Do not optimize when
15788 cloning for inlining.
15790 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
15792 * doc/loop.texi: Document recording of loop exits.
15793 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
15794 (update_single_exits_after_duplication,
15795 update_single_exit_for_duplicated_loop,
15796 update_single_exit_for_duplicated_loops): Removed.
15797 (duplicate_loop_to_header_edge): Do not call
15798 update_single_exits_after_duplication and
15799 update_single_exit_for_duplicated_loops.
15800 (loop_version): Do not update single_exit information.
15801 (fix_loop_structure): Use record_loop_exits instead of
15802 mark_single_exit_loops.
15803 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
15804 the lists of loop exits.
15805 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
15806 split_edge, merge_blocks): Update the lists of loop exits.
15807 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
15808 loop_optimizer_init.
15809 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
15810 of mark_single_exit_loops.
15811 (loop_optimizer_finalize): Call release_recorded_exits.
15812 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
15813 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
15814 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
15815 update single exit information.
15816 * lambda-code.c (perfect_nestify): Ditto.
15817 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
15818 (mark_single_exit_loops): Removed.
15819 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
15820 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
15821 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
15823 (get_loop_exit_edges, single_exit): Use recorded exit lists.
15824 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
15825 (verify_loop_structure): Verify consistency of the exit lists.
15826 (flow_loops_find): Use alloc_loop. Initialize exits hash.
15827 (set_single_exit): Removed.
15828 * cfgloop.h (struct loop_exit): New function.
15829 (struct loop): single_exit_ field replaced by exits field.
15830 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
15831 (struct loops): Added exits hash.
15832 (mark_single_exit_loops, set_single_exit): Declaration removed.
15833 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
15835 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15837 * doc/invoke.texi: Avoid use of @headitem.
15839 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15841 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
15843 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15845 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
15848 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15849 Richard Sandiford <richard@codesourcery.com>
15851 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
15852 * config/m68k/m68k.opt: Resort options.
15853 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
15855 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15856 Richard Sandiford <richard@codesourcery.com>
15858 * doc/invoke.texi: Document the macros that are defined by
15859 m68k's -mtune and -mhard-float options.
15860 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
15861 (m68k_cpp_cpu_family): Likewise.
15862 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
15863 of __ucfv*__ macros. Define __mcffpu__ if generating code for
15864 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
15865 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
15866 (m68k_cpp_cpu_family): Likewise.
15868 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15870 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
15871 macros besides mc68000 as tuning macros. Use a switch statement
15872 to set them and mcpu32.
15874 2007-01-12 Julian Brown <julian@codesourcery.com>
15876 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
15877 (TARGET_68040_ONLY): Rename to...
15878 (TARGET_68040): ...this.
15879 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
15880 * config/m68k/m68k.md: Likewise.
15882 2007-01-12 Julian Brown <julian@codesourcery.com>
15883 Nathan Sidwell <nathan@codesourcery.com>
15884 Richard Sandiford <richard@codesourcery.com>
15886 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
15887 the -mcpu= argument associated with the --with-cpu setting.
15888 Define M68K_DEFAULT_TUNE to the default -mtune= option,
15889 if different from the one implied by the -mcpu setting.
15890 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
15891 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
15892 * doc/invoke.texi: Mention ColdFire in the introduction to the
15893 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
15894 -mno-div and -mhard-float options. Make -m68881 a synonym for
15895 -mhard-float. Document the previously-undocumented -m5206e,
15896 -m528x, -m5307 and -m5407 options. Tweak the existing option
15897 documentation for consistency.
15898 * doc/install.texi: Mention new --with-cpu arguments.
15899 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
15900 default CPU if neither -mcpu nor -march are specified.
15901 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
15902 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
15903 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
15904 using m68k_tune to decide between families that implement the
15905 same ISA. Use m68k_tune to set __mcfv4e__.
15906 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
15907 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
15908 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
15909 (FL_ISA_C, FL_ISA_MMU): New macros.
15910 (MASK_COLDFIRE): Delete.
15911 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
15912 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
15913 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
15914 (TARGET_HARD_FLOAT): Do not define here.
15915 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
15916 (TUNE_68000): New macro.
15917 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
15918 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
15919 (TUNE_CFV2): Redefine in terms of m68k_tune.
15920 (uarch_type, target_device, fpu_type): New enums.
15921 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
15922 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
15923 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
15924 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
15925 (FL_FOR_isa_c): New macros.
15926 (m68k_isa): New enum.
15927 (m68k_target_selection): New structure.
15928 (all_devices, all_isas, all_microarchs): New tables.
15929 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
15930 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
15931 (MASK_ALL_CPU_BITS): Delete.
15932 (m68k_find_selection): New function.
15933 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
15934 Map the legacy target options to a combination of the new ones.
15935 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
15936 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
15937 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
15939 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
15940 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
15942 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
15943 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
15944 * config/m68k/m68k-devices.def: New file.
15946 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15947 Nathan Sidwell <nathan@codesourcery.com>
15949 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
15950 (SUBTARGET_EXTRA_SPECS): New macros.
15951 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
15952 use %(asm_cpu_spec) instead.
15953 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
15954 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
15955 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
15956 (EXTRA_SPECS): Rename to...
15957 (SUBTARGET_EXTRA_SPECS): ...this.
15959 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15960 Richard Sandiford <richard@codesourcery.com>
15961 Julian Brown <julian@codesourcery.com>
15963 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15964 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
15965 to the configuration's default CPU.
15966 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
15967 Remove default masks.
15968 (m680[012]0-*-*): Set the default with_cpu to the first part of
15970 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
15971 (m68k*-*-linux): Extend the --with-cpu handling to...
15972 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
15973 and m68010. Don't set target_cpu_default2.
15974 * doc/install.texi: Document --with-cpu for m68k.
15975 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
15976 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
15977 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
15978 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
15979 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
15980 (ASM_SPEC): Remove use of %(asm_cpu_default).
15981 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
15982 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
15983 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
15984 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
15985 __HAVE_FPU__ if TARGET_HARD_FLOAT.
15986 (TARGET_DEFAULT): Delete.
15987 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
15988 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
15989 (CPP_CPU_SPEC): Delete.
15990 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
15991 the appropriate string.
15992 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
15993 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
15994 (ASM_SPEC): Don't use %(asm_default_spec).
15995 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
15996 TARGET_DEFAULT and add MASK_68881.
15997 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
15999 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16001 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
16002 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
16003 MASK_68010 alongside MASK_68020.
16004 * doc/invoke.texi: Document -m68010.
16005 * config/m68k/m68k.opt (m68010): New.
16006 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
16008 (TUNE_68010): New macro.
16009 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
16010 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
16011 (M68K_CPU_m68332): Add MASK_68010.
16012 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
16013 fallback definition.
16014 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
16016 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
16017 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
16018 to all entries that use MASK_68020.
16019 (output_move_simode_const, output_move_himode, output_move_qimode)
16020 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
16021 instead of TARGET_68020 to select clr behavior. Remove comment
16022 about there being no TARGET_68010.
16023 * config/m68k/m68k.md: Likewise throughout.
16025 2007-01-12 Julian Brown <julian@codesourcery.com>
16027 * config/m68k/m68k.h (TARGET_ISAB): New macro.
16028 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
16029 * config/m68k/m68k.md: Likewise.
16031 2007-01-12 Julian Brown <julian@codesourcery.com>
16033 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
16034 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
16036 2007-01-12 Julian Brown <julian@codesourcery.com>
16038 * config/m68k/m68k.h (TUNE_68040_60): New macro.
16039 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
16040 * config/m68k/m68k.md: Likewise.
16042 2007-01-12 Julian Brown <julian@codesourcery.com>
16043 Richard Sandiford <richard@codesourcery.com>
16045 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
16046 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
16047 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
16049 (TARGET_CPU32): Rename to...
16050 (TUNE_CPU32): ...this.
16051 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
16052 (TUNE_CFV2): New macros.
16053 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
16054 remove conditions that are implied by TARGET_68020.
16055 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
16056 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
16057 (m68k_output_function_epilogue): Likewise.
16058 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
16059 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
16060 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
16061 non-68000 timings. Refactor multiplication and division costs.
16062 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
16063 TUNE_CPU32 instead of TARGET_CPU32.
16064 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
16065 and TUNE_68060 instead of TARGET_68060.
16066 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
16067 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
16069 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
16070 && !TARGET_COLDFIRE" to choose between moveq and clr.
16071 Likewise in the unnamed movsf pattern.
16072 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
16073 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
16076 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16078 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
16079 of tabbing before backslashes.
16081 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16083 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
16084 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
16085 (ASM_OUTPUT_INTERNAL_LABEL): Define.
16087 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16089 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
16090 find_interesting_uses_cond.
16091 (find_interesting_uses_cond): Use extract_cond_operands.
16092 (rewrite_use_compare): Use extract_cond_operands and
16093 force_gimple_operand_bsi. Do not call update_stmt.
16094 (determine_use_iv_cost_condition): Use extract_cond_operands.
16095 Return cheaper of using original bound and changing the exit bound.
16097 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16099 PR tree-optimization/29516
16100 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
16101 most_expensive_mult_to_index, addr_to_parts,
16102 create_mem_ref, maybe_fold_tmr): Make the type of
16103 fields of TARGET_MEM_REF sizetype.
16104 (move_fixed_address_to_symbol, move_pointer_to_base):
16106 * tree.def (TARGET_MEM_REF): Add comment on types of
16109 2007-01-11 Joseph Myers <joseph@codesourcery.com>
16111 * c-common.c (vector_types_convertible_p): Treat opaque types as
16112 always convertible if they have the same size, but not otherwise.
16114 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
16116 * ifcvt.c (struct noce_if_info): Add comments to the fields.
16117 Remove the b_unconditional field.
16118 (noce_try_sign_mask): Do not look at b_unconditional.
16119 (noce_process_if_block): Do not use merge_if_blocks. Update
16120 the CFG here. Do not set b_unconditional.
16121 (cond_move_process_if_block): Likewise.
16122 (find_cond_trap): Likewise.
16123 (check_cond_move_block): Require simple jump insns at the end
16124 of the basic block.
16126 2007-01-11 Jan Hubicka <jh@suse.cz>
16128 PR tree-optimization/1046
16129 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
16130 when alias info is not ready.
16131 (pass_tail_recursion): Do not require aliasing.
16132 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
16133 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
16134 * tree-ssa-copy.c (pass_copy_prop): Likewise.
16135 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
16136 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
16137 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
16138 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
16140 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
16141 When aliasing is not build, mark statement as volatile.
16143 2007-01-11 Tom Tromey <tromey@redhat.com>
16145 PR preprocessor/15185, PR preprocessor/20989:
16146 * doc/cppopts.texi <-MT>: Update description of algorithm for
16147 computing default target.
16148 <-M, -MD>: Reword "basename" text.
16150 2007-01-11 Roger Sayle <roger@eyesopen.com>
16152 * builtins.c (expand_builtin_pow, expand_builtin_powi,
16153 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
16154 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
16155 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
16156 fold_builtin_bswap, real_constp, fold_builtin_pow,
16157 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
16158 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
16159 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16160 * convert.c (convert_to_pointer): Likewise.
16161 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16162 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
16163 const_binop, fold_convert_const_int_from_int,
16164 fold_convert_const_int_from_real,
16165 fold_convert_const_real_from_real, sign_bit_p,
16166 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
16167 fold_sign_changed_comparison, fold_unary, fold_comparison,
16168 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
16169 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
16170 * print-tree.c (print_node_brief, print_node): Likewise.
16171 * stor-layout.c (place_field, layout_type): Likewise.
16172 * tree-chrec.c (keep_cast): Likewise.
16173 * tree.c (build_vector, build_real, build_real_from_int_cst,
16174 build_complex): Likewise.
16176 2007-01-11 Roger Sayle <roger@eyesopen.com>
16178 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
16179 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
16181 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
16183 * configure.ac (strict1_warn): Rename to strict_warn.
16184 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
16185 cc_set_by_configure, quoted_cc_set_by_configure,
16186 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
16187 all_boot_languages, all_stagestuff): Remove.
16188 (target_list): Remove bootstrap targets.
16189 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
16190 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
16191 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
16192 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
16193 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
16194 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
16195 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
16196 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
16197 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
16198 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
16199 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
16200 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
16201 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
16202 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
16203 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
16204 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
16205 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
16206 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
16207 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
16208 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
16209 (mostlyclean): Adjust.
16210 (clean, distclean): Don't mention bootstrap stuff.
16211 * configure: Regenerate.
16212 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
16213 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
16214 treelang/config-lang.in (stagestuff): Remove.
16215 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
16216 stageprofile, stagefeedback, stagestuff): Remove mention.
16218 2007-01-11 Nick Clifton <nickc@redhat.com>
16220 * config/mcore/predicates.md (mcore_general_movesrc_operand):
16222 (mcore_general_movdst_operand): Do not accept CONST_INTs.
16223 (mcore_arith_K_S_operand): Run the test for the S constraint not
16224 the test for the M constraint.
16225 (mcore_addsub_operand): Do not accept integer values that are
16226 larger than 32 bits.
16227 * config/mcore/mcore.md: Remove unused constraints from split.
16228 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
16229 (addsi3): Likewise.
16230 (allocate_stack): Likewise.
16231 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
16232 operands to 32 bits.
16233 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
16235 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
16236 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
16237 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
16238 mcore_output_bclri, mcore_output_andn, output_inline_const,
16239 mcore_output_move, mcore_output_movedouble): Likewise.
16240 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
16241 (output_inline_const): Likewise.
16242 (output_inline_const): Fix format strings used in sprintf
16244 * config/mcore/mcore-protos.h: Update prototypes for changed
16245 functions in mcore.c.
16246 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
16247 HOST_WIDE_INT and not int.
16248 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
16249 CONST_OK_FOR_N): Likewise.
16250 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
16251 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
16254 2007-01-10 Jan Hubicka <jh@suse.cz>
16256 * tree-vrp.c (remove_range_assertions): Release defs.
16257 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
16258 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
16260 2007-01-10 Paul Brook <paul@codesourcery.com>
16262 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
16263 * config/arm/arm.md (mulsi3subsi): New insn.
16265 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
16267 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
16268 (tree_transform_and_unroll_loop): New.
16269 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
16272 2007-01-10 Robert Kennedy <jimbob@google.com>
16274 * fold-const.c (fold_comparison): Fold comparisons like (x *
16275 1000 < 0) to (x < 0).
16277 2007-01-10 Ian Lance Taylor <iant@google.com>
16279 * tree-pretty-print.c (dump_generic_node): Print parentheses when
16280 operands have the same priority.
16282 2007-01-10 Tom Tromey <tromey@redhat.com>
16284 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
16285 (fold_binary): Likewise.
16286 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
16287 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
16288 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
16289 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
16290 * langhooks.h (struct lang_hooks): Removed field
16291 'can_use_bit_fields_p'.
16293 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
16295 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
16297 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
16299 * function.c (get_last_funcdef_no): New function.
16300 * function.h (get_last_funcdef_no): Declare.
16301 * tree-inline.c (initialize_cfun): Add initialization.
16302 (tree_function_versioning): Cleanup.
16304 2007-01-10 Jan Hubicka <jh@suse.cz>
16306 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
16309 2007-01-10 Sa Liu <saliu@de.ibm.com>
16310 Ben Elliston <bje@au.ibm.com>
16312 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
16313 for SAVE_NONLOCAL and Pmode for any other save level.
16314 * spu-protos.h (spu_restore_stack_block): Declare.
16315 * spu.md (save_stack_block): Remove.
16316 (restore_stack_block): Call spu_restore_stack_block.
16317 * spu.c (spu_restore_stack_block): New function.
16318 (spu_expand_epilogue): Remove old comment.
16320 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
16322 PR tree-optimization/30322
16323 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
16324 (cand_value_at): Return the value as aff_tree.
16325 (may_eliminate_iv): Convert the bound from aff_tree to tree.
16326 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
16327 aff_combination_mult): New functions.
16328 (aff_combination_add): Use aff_combination_add_cst.
16329 (aff_combination_convert): Allow conversions to a wider type.
16330 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
16331 * tree-affine.h (aff_combination_mult): Declare.
16333 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
16335 * doc/tm.texi: Update documentation to reflect reality of exec
16336 and start file search behaviours. Update copyright year.
16337 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
16338 header file directories.
16340 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
16342 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
16343 (*cosxf2): Rename to cosxf2_i387.
16344 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
16345 using X87MODEF12 mode macro. Rename patterns to
16346 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
16348 (*cosdf2, *cossf2): Ditto.
16349 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
16350 to match extended input operands.
16351 (sincos<mode>3): New expander.
16352 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
16353 insn patterns and corresponding splitters.
16355 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
16357 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
16358 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
16360 2007-01-09 Nicolas Pitre <nico@cam.org>
16363 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
16365 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16367 * target.h (struct gcc_target): New field library_rtti_comdat.
16368 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
16369 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
16370 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
16371 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
16373 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16375 * doc/invoke.texi (Optimize Options): Correct description of -O0.
16377 2007-01-08 Richard Guenther <rguenther@suse.de>
16379 * tree.h (force_fit_type_double): Export.
16380 (force_fit_type): Remove.
16381 * fold-const.c (force_fit_type_double): New function.
16382 (force_fit_type): Remove.
16383 (int_const_binop): Use it.
16384 (fold_convert_const_int_from_int): Likewise.
16385 (fold_convert_const_int_from_real): Likewise.
16386 (fold_div_compare): Likewise.
16387 (fold_sign_changed_comparison): Likewise.
16388 (fold_unary): Likewise.
16389 (fold_negate_const): Likewise.
16390 (fold_abs_const): Likewise.
16391 (fold_not_const): Likewise.
16392 * c-common.c (shorten_compare): Use force_fit_type_double.
16393 * convert.c (convert_to_pointer): Likewise.
16395 2007-01-08 Richard Guenther <rguenther@suse.de>
16397 * tree.h (build_int_cst_wide_type): Export.
16398 * tree.c (build_int_cst_wide_type): New function.
16399 (build_int_cst_wide): Fix comment.
16400 * builtins.c (fold_builtin_object_size): Use build_int_cst
16401 to build -1 or 0 of the correct type. Use fit_double_type
16402 to check for overflow.
16403 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
16405 (decode_field_reference): Likewise.
16406 (all_ones_mask_p): Likewise.
16407 (native_interpret_int): Use build_int_cst_wide_type.
16408 (fold_binary): Use build_int_cst_type to build an all-ones
16410 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
16412 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
16414 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
16416 2007-01-09 Ben Elliston <bje@au.ibm.com>
16418 * genautomata.c (STATS_OPTION): New option.
16419 (stats_flag): New flag.
16420 (gen_automata_option): Handle it.
16421 (initiate_automaton_gen): Ditto.
16422 (write_automata): Output statistics only if stats_flag is
16423 set. Likewise, output time statistics only if time_flag is set.
16424 * doc/md.texi (Processor pipeline description): Document new flag.
16426 2007-01-08 Richard Guenther <rguenther@suse.de>
16428 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
16429 * tree.c (build_int_cst_type): Likewise.
16430 (size_in_bytes): Don't call force_fit_type on the result.
16431 (int_fits_type_p): Use fit_double_type.
16432 * fold-const.c (fit_double_type): New function.
16433 (force_fit_type): Use it.
16434 * tree.h (fit_double_type): Export.
16436 2007-01-08 Jan Hubicka <jh@suse.cz>
16438 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
16439 * ipa.c (function_and_variable_visibility): Fix return type.
16441 2007-01-08 Richard Guenther <rguenther@suse.de>
16443 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
16444 of offset to build the index.
16445 * tree-pretty-print.c (dump_generic_node): Don't build negated
16446 const just for printing.
16447 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16448 * builtins.c (fold_builtin_int_roundingfn): Check if result
16449 fits the type by using force_fit_type and comparing the result.
16450 * predict.c (predict_loops): Use compare_tree_int for comparison.
16451 * tree.c (build_int_cst): Fall back to integer_type_node for
16453 (build_int_cst_wide): Assert type is non-null.
16455 2007-01-08 Roberto Costa <roberto.costa@st.com>
16457 * tree-vrp.c (extract_range_from_cond_expr): New.
16458 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
16459 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
16461 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
16462 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
16463 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
16464 used as expressions.
16465 * tree-object-size.c (cond_expr_object_size): New.
16466 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
16468 2007-01-08 Jan Hubicka <jh@suse.cz>
16470 * tree-ssa-forwprop.c (forward_propagate_into_cond,
16471 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
16474 2007-01-08 Richard Guenther <rguenther@suse.de>
16476 PR tree-optimization/23603
16477 * tree-vrp.c (set_value_range_to_truthvalue): New function.
16478 (extract_range_from_binary): Fall back to truthvalue instead of
16479 varying for TRUTH_*_EXPR.
16480 (extract_range_from_comparison): Fall back to truthvalue instead of
16482 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
16483 if all visited PHI values were constant.
16485 2007-01-08 Jan Hubicka <jh@suse.cz>
16487 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
16488 (cgraph_analyze_function): break out from ...
16489 (cgraph_finalize_compilation_unit): ... here.
16490 (cgraph_expand_function): Remove forgoten commented out line.
16491 (cgraph_optimize): Analyze functions.
16493 2007-01-08 Jan Hubicka <jh@suse.cz>
16495 * tree-pas.h (TODO_remove_function): New flag.
16496 (TODO_update*): Renumber.
16497 (pass_ipa_increase_alignment,
16498 pass_ipa_function_and_variable_visibility): New passes.
16499 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
16500 (cgraph_function_and_variable_visibility): Move to ipa.c
16501 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
16502 cgraph_increase_alignment.
16503 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
16504 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
16505 calling tree-inline.
16506 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
16507 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
16508 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
16509 (gate_increase_alignment): New function.
16510 (pass_ipa_increase_alignment): New pass.
16511 * ipa.c: Inline tree-pass.h and timevar.h
16512 (function_and_variable_visibility): Move here from cgraphunit.c
16513 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
16514 * passes.c (init_optimization_passes): Add the two new passes.
16515 (execute_todo): Handle cgraph_remove_functions.
16517 2007-01-08 Nick Clifton <nickc@redhat.com>
16519 * config/frv/predicates.md (reg_or_0_operand): Accept
16522 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
16524 * config/bfin/rtems.h, config/bfin/t-rtems: New.
16525 * config.gcc: Add bfin*-rtems*.
16527 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16529 * c.opt: Add -flax-vector-conversions.
16530 * c-typeck.c (convert_for_assignment): Pass flag to
16531 vector_types_convertible_p to allow emission of note.
16532 (digest_init): Likewise.
16533 * c-opts.c: Handle -flax-vector-conversions.
16534 * c-common.c (flag_lax_vector_conversions): New.
16535 (vector_types_convertible_p): Unless -flax-vector conversions
16536 has been passed, disallow conversions between vectors with
16537 differing numbers of subparts and/or element types. If such
16538 a conversion is disallowed, possibly emit a note on the first
16539 occasion only to inform the user of -flax-vector-conversions.
16540 The new last argument specifies this.
16541 * c-common.h (flag_lax_vector_conversions): New.
16542 (vector_types_convertible_p): Add extra argument.
16543 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
16544 char_type_node for V*QI type vectors.
16545 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
16546 Update to satisfy new typechecking rules.
16547 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
16548 C and C++ variants.
16549 * doc/invoke.texi (C Dialect Options): Document
16550 -flax-vector-conversions.
16552 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16554 PR tree-optimization/29877
16555 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
16556 a register variable on the RHS to not be replaceable.
16558 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
16559 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
16560 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
16561 const_simm15, const_pow2, const_npow2): Added.
16562 * config/score/misc.md (insv, extv, extzv, movmemsi,
16563 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
16564 * config/score/score.c (score_address_cost, score_select_cc_mode):
16566 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
16567 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
16568 Update score_print_operand.
16569 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
16570 Adjust register allocate order and update some macro define.
16571 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
16572 mdx_block_move_straight, mdx_block_move_loop_head,
16573 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
16574 mdx_block_move): Added.
16575 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
16576 mdp_limm): Updated and fix some bug and typo.
16577 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
16578 (movsf, movdf, doloop_end): Added.
16580 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
16582 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
16583 config/arm/thumb2.md: Fix comment typos.
16584 * doc/extend.texi: Fix a typo.
16586 2007-01-07 Eric Christopher <echristo@apple.com>
16588 * configure.ac: Check for __stack_chk_fail for darwin.
16589 * configure: Regenerate.
16591 2007-01-07 Richard Guenther <rguenther@suse.de>
16593 * tree-vrp.c (extract_range_from_assert): CSE calls to
16594 compare_values where possible.
16595 (extract_range_from_unary_expr): Likewise.
16597 2007-01-07 Anatoly Sokolov <aesok@post.ru>
16599 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
16600 * config/avr/avr.c (call_insn_operand): Delete function.
16601 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
16602 instead of register number. Use predicates.
16603 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
16604 call_insn_operand): Add.
16606 2007-01-06 Jan Hubicka <jh@suse.cz>
16608 * tree-pass.h (pass_build_cgraph_edges): Declare.
16609 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
16610 (visited_nodes): Remove.
16611 (cgraph_create_edges): Move to cgraphbuild.c; rename to
16612 build_cgrpah_edges; make visited_nodes local.
16613 (cgraph_process_new_functions): DO not call initialize_inline_failed.
16614 (record_references_in_initializer): Move to cgraphbuild.c
16615 (initialize_inline_failed, rebuild_cgraph_edges,
16616 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
16617 (verify_cgraph_node): Make visited_nodes local.
16618 (cgraph_analyze_function): Do not call cgraph_create_edges and
16619 initialize_inline_failed.
16620 (cgraph_expand_function): Do not call cgraph_lower_function;
16621 assert that function is already lowered.
16622 * Makefile.in (cgraphbuild.o): New.
16623 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
16624 at the end of lowering passes.
16626 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
16628 * ifcvt.c (cond_move_convert_if_block): New function, code
16629 factored out from...
16630 (cond_move_process_if_block): ...here. Call the new function
16631 on the THEN and ELSE blocks.
16632 (merge_if_block): Do not copy global_live_at_end, merge_blocks
16633 already takes care of this.
16635 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16638 * tree.h (TREE_OVERFLOW_P): New.
16639 * c-typeck.c (parser_build_unary_op): Warn only if result
16640 overflowed and operands did not.
16641 (parser_build_binary_op): Likewise.
16642 (convert_for_assignment): Remove redundant overflow_warning.
16643 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
16645 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16647 * c-typeck.c (store_init_value): Split over two lines to follow
16648 the GNU coding style.
16650 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
16652 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
16653 __GXX_EXPERIMENTAL_CXX0X__.
16654 * doc/cpp.texi: Same.
16656 2007-01-05 Richard Guenther <rguenther@suse.de>
16658 PR middle-end/27826
16659 * tree.c (get_narrower): Do not construct COMPONENT_REFs
16660 with mismatched types. Instead explicitly build a
16661 conversion NOP_EXPR.
16663 2007-01-05 Ian Lance Taylor <iant@google.com>
16665 * c-common.c (decl_with_nonnull_addr_p): New function.
16666 (c_common_truthvalue_conversion): Call it.
16667 * c-typeck.c (build_binary_op): Likewise.
16668 * c-common.h (decl_with_nonnull_addr_p): Declare.
16670 2007-01-05 Jakub Jelinek <jakub@redhat.com>
16673 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
16676 2007-01-05 Joel Brobecker <brobecker@adacore.com>
16678 * doc/install.texi (Final install): Document the fact that
16679 the GNAT runtime should not be stripped.
16681 2007-01-04 Jan Hubicka <jh@suse.cz>
16683 * tree-inline.c (fold_marked_statements): Update operand caches
16684 and EH after folding
16686 2007-01-04 Ian Lance Taylor <iant@google.com>
16688 * c-common.c (check_function_nonnull): Whitespace fix.
16690 2007-01-04 Jan Hubicka <jh@suse.cz>
16692 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
16693 comitted older version of patch.
16694 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
16695 function, celanup cfg and collect garbage.
16697 2007-01-04 Mike Stump <mrs@apple.com>
16699 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
16702 2007-01-04 Eric Christopher <echristo@apple.com>
16704 * libgcc2.c (__bswapsi2): Use SItype.
16705 (__bswapdi2): Use DItype.
16706 * libgcc2.h: Update for above.
16708 2007-01-04 Paul Brook <paul@codesourcery.com>
16710 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
16711 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
16712 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
16713 umulsidi3, umulsidi3adddi, smulsi3_highpart,
16714 umulsi3_highpart): Make conditional on !arm_arch6.
16715 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
16716 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
16717 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
16718 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
16719 umulsi3_highpart_v6): New insns.
16721 2007-01-04 Roger Sayle <roger@eyesopen.com>
16723 * fold-const.c (fold_convert): When casting an expression to void,
16724 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
16725 have a type. Instead of attempting to build a NOP_EXPR, return
16726 these "special" trees directly.
16728 2007-01-04 Joseph Myers <joseph@codesourcery.com>
16730 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
16731 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
16732 rs6000_cost->fp not 0 as adjustment for outer NEG.
16734 2007-01-04 Jan Hubicka <jh@suse.cz>
16736 * cgraph.c (cgraph_release_function_body): New function.
16737 (cgraph_remove_node): Use it.
16738 * cgraph.h (cgraph_release_function_body): Declare.
16739 * cgraphunit.c (cgraph_expand_function): Use it.
16740 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
16741 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
16742 is initialized and while compilation of other function is running.
16743 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
16744 statement CFG annotations from here to ...
16745 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
16747 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
16749 * cfgloop.h (enum li_flags): Make the constants powers of two.
16751 2007-01-04 Jan Hubicka <jh@suse.cz>
16753 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
16755 (fold_marked_statements): New function.
16756 (optimize_inline_calls, tree_function_versioning): Fold new statements.
16757 * tree-inline.h (copy_body_data): Add statements_to_fold.
16759 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
16761 * config.gcc: Mention libgcc/config.host.
16762 * Makefile.in: Update comments mentioning libgcc.
16763 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
16764 (all.cross, start.encap, rest.encap, rest.cross): Update
16765 dependencies for libgcc move.
16766 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
16767 (clean-target, clean-target-libgcc): Delete.
16768 (srcdirify, GCC_EXTRA_PARTS): New macros.
16769 (libgcc-support, libgcc.mvars): New rules.
16770 (distclean): Remove mention of mklibgcc.
16771 (install): Don't reference INSTALL_LIBGCC.
16772 (install-common): Don't reference EXTRA_PARTS.
16773 (install-libgcc, install-multilib): Delete rules.
16774 * mklibgcc.in: Delete file.
16775 * doc/configfiles.texi: Don't mention mklibgcc.
16777 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
16778 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
16779 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
16780 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
16781 (mklibgcc, ldblspecs): Likewise.
16783 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
16784 (posixpre.def): Use $(T).
16785 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
16786 (SHLIB_SRC, SHLIB_INSTALL): Delete.
16787 (SHLIB_LINK): Make dummy.
16788 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
16790 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
16792 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
16793 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
16794 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
16795 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
16797 * configure.ac (all_outputs): Remove mklibgcc.
16798 * configure: Regenerated.
16800 2007-01-03 Josh Conner <jconner@apple.com>
16802 PR middle-end/29683
16803 * calls.c (compute_argument_addresses): Set stack and stack_slot
16804 for partial args, too.
16805 (store_one_arg): Use locate.size.constant for the size when
16806 generating a save_area.
16808 2007-01-03 Robert Kennedy <jimbob@google.com>
16810 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
16811 whose definitions are deleted due to basic block merging.
16813 2007-01-03 Paul Brook <paul@codesourcery.com>
16816 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
16818 (use_return_insn): Return 0 for Thumb interrupt functions.
16819 (print_multi_reg): Add rfe argument for IRQ returns.
16820 (arm_output_epilogue): Pop interrupt return address directly into PC.
16821 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
16823 2007-01-03 Paul Brook <paul@codesourcery.com>
16825 Merge from sourcerygxx-4_1.
16826 * config/arm/thumb2.md: New file.
16827 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
16829 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
16830 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16831 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
16832 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
16834 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16835 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
16837 * config/arm/ieee754-sf.S: Ditto.
16838 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
16839 (thumb1_base_register_rtx_p): ... to this.
16840 (thumb_index_register_rtx_p): Rename...
16841 (thumb1_index_register_rtx_p): ... to this.
16842 (thumb_output_function_prologue): Rename...
16843 (thumb1_output_function_prologue): ... to this.
16844 (thumb_legitimate_address_p): Rename...
16845 (thumb1_legitimate_address_p): ... to this.
16846 (thumb_rtx_costs): Rename...
16847 (thumb1_rtx_costs): ... to this.
16848 (thumb_compute_save_reg_mask): Rename...
16849 (thumb1_compute_save_reg_mask): ... to this.
16850 (thumb_final_prescan_insn): Rename...
16851 (thumb1_final_prescan_insn): ... to this.
16852 (thumb_expand_epilogue): Rename...
16853 (thumb1_expand_epilogue): ... to this.
16854 (arm_unwind_emit_stm): Rename...
16855 (arm_unwind_emit_sequence): ... to this.
16856 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
16857 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
16858 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
16859 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
16860 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
16861 thumb2_output_casesi): New functions.
16862 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
16863 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
16864 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
16865 THUMB2_WORK_REGS): Define.
16866 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
16867 arm_condexec_mask, arm_condexec_masklen)): New variables.
16868 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
16869 (arm_override_options): Check new CPU capabilities.
16870 Set new architecture flag variables.
16871 (arm_isr_value): Handle v7m interrupt functions.
16872 (user_return_insn): Return 0 for v7m interrupt functions. Handle
16874 (const_ok_for_arm): Handle Thumb-2 constants.
16875 (arm_gen_constant): Ditto. Use movw when available.
16876 (arm_function_ok_for_sibcall): Return false for v7m interrupt
16878 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
16879 (thumb_find_work_register, arm_load_pic_register,
16880 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
16881 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
16882 print_multi_reg, output_mov_long_double_fpa_from_arm,
16883 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
16884 output_mov_double_fpa_from_arm, output_move_double,
16885 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
16886 output_return_instruction, arm_output_function_prologue,
16887 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
16888 arm_output_mi_thunk, thumb_set_return_address): Ditto.
16889 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
16890 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
16891 (arithmetic_instr, shift_op): Use arm_shift_nmem.
16892 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
16894 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
16895 (thumb_expand_prologue): Use thumb_set_frame_pointer.
16896 (arm_file_start): Output directive for unified syntax.
16897 (arm_unwind_emit_set): Handle stack alignment instruction.
16898 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
16899 Add v6t2, v7, v7a, v7r and v7m.
16900 (RETLDM): Add Thumb-2 code.
16901 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
16902 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
16903 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
16904 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
16905 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
16906 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
16907 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
16908 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
16909 ADJUST_INSN_LENGTH): Define.
16910 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
16911 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
16912 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
16913 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
16914 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
16915 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
16916 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
16917 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
16918 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
16919 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
16920 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
16921 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
16922 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
16923 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
16924 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
16925 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
16926 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
16928 * config/arm/arm-tune.md: Regenerate.
16929 * config/arm/arm-protos.h: Update prototypes.
16930 * config/arm/vfp.md: Enable patterns for Thumb-2.
16931 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
16932 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
16933 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
16934 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
16935 * config/arm/libunwind.S: Add Thumb-2 code.
16936 * config/arm/constraints.md: Update include Thumb-2.
16937 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
16938 * config/arm/ieee754-df.S: Ditto.
16939 * config/arm/bpabi.S: Ditto.
16940 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
16941 * config/arm/predicates.md (low_register_operand,
16942 low_reg_or_int_operand, thumb_16bit_operator): New.
16943 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
16944 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
16945 * config/arm/t-arm-elf: Add armv7 multilib.
16946 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
16948 (UNSPEC_STACK_ALIGN, ce_count): New.
16949 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
16950 arm_zero_extendsidi2, arm_zero_extendqidi2): New
16952 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
16953 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
16954 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
16955 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
16956 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
16957 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
16959 * doc/extend.texi: Document ARMv7-M interrupt functions.
16960 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
16962 2007-01-03 Jakub Jelinek <jakub@redhat.com>
16964 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
16965 (struct _Unwind_Context): Rename args_size to flags, remove
16966 signal_frame field, add a new args_size field and version field.
16967 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
16968 _Unwind_IsExtendedContext): New inline functions.
16969 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
16970 Assume by_value array is only present if _Unwind_IsExtendedContext.
16971 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
16972 _Unwind_IsSignalFrame.
16973 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
16974 (uw_update_context_1): Use _Unwind_SetSignalFrame.
16975 (uw_init_context_1): Initialize context->flags to
16976 EXTENDED_CONTEXT_BIT.
16977 * config/rs6000/linux-unwind.h (frob_update_context): Use
16978 _Unwind_SetSignalFrame.
16980 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16982 PR middle-end/30353
16983 * gimplify.c (gimplify_modify_expr_complex_part): Move below
16984 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
16987 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
16989 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
16990 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
16991 RET, AT_SP): Remove.
16992 * config/i386/i386.md (*sse_prologue_save_insn): Use return
16995 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16996 * cfgbuild.c (find_basic_blocks): Likewise.
16997 * cfgrtl.c (rtl_create_basic_block): Likewise.
16998 * function.c (temp_slots_at_level): Likewise.
16999 * reg-stack.c (stack_regs_mentioned): Likewise.
17000 * regclass.c (allocate_reg_info): Likewise.
17001 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17002 set_bb_for_stmt, move_block_to_fn): Likewise.
17003 * tree-complex.c (tree_lower_complex): Likewise.
17004 * vec.h (VEC_safe_grow_cleared): New.
17006 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
17008 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
17010 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
17011 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
17013 * cfgloopmanip.c (scale_loop_frequencies): Export.
17014 (loopify): Scale the frequencies by prescribed coefficients.
17015 (set_zero_probability): New function.
17016 (duplicate_loop_to_header_edge): Improve updating of frequencies.
17017 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
17018 and frequencies according to arguments.
17019 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
17021 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
17022 * modulo-sched.c (sms_schedule): Set probabilities for entering
17023 versioned loop correctly.
17024 * tree-vect-transform.c (vect_transform_loop): Ditto.
17025 * cfgloop.h (loopify, loop_version): Declaration changed.
17026 (scale_loop_frequencies): Declared.
17028 2007-01-02 Jan Hubicka <jh@suse.cz>
17030 * cgraph.c: Include tree-flow.h
17031 (cgraph_add_new-function): Handle IPA_SSA mode; execute
17032 early_local_passes.
17033 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
17034 * tree-pass.h (pass_all_early_optimizations): Declare.
17035 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
17036 early_local_passes.
17037 (cgraph_analyze_function): Do early_local_passes.
17038 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17039 Do not add referenced vars.
17040 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
17042 (gate_all_early_local_passes): New gate.
17043 (pass_early_local_passes): Use new gate.
17044 (execute_early_local_optimizations): New functions.
17045 (gate_all_early_optimizations): New gate.
17046 (pass_all_early_optimizations): New pass.
17047 (execute_free_datastructures): Free SSA only when initialized.
17048 (gate_init_datastructures): Init only when optimizing.
17049 (tree_lowering_passes): Do early local passes when called late.
17050 * tree-profile.c (do_tree_profiling): Don't profile functions added
17052 (do_early_tree_profiling, pass_early_tree_profile): Kill.
17053 * tree-cfg.c (update_modified_stmts): Do not update when operands are
17055 * passes.c (init_optimizations_passes): Reorder so we go into SSA
17056 during early_local_passes.
17057 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
17060 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17062 * Makefile.in: Update copyright year.
17064 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17066 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
17067 in $(lang_checks) and check-consistency targets.
17069 2007-01-02 Jan Hubicka <jh@suse.cz>
17071 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17072 Do not add referenced vars.
17073 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
17075 * passes.c (init_optimization_passes): Put mudflap_2 after
17076 free_datastructures.
17078 2007-01-02 Jan Hubicka <jh@suse.cz>
17080 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
17081 Set NOTHROW flag on call statements proved to be nothrow.
17082 Update statement of local calls so new pure/const functions are
17083 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
17085 (tree_rest_of_compilation): Register hooks and initialize bitmap
17086 early. Do not set after_inlining flag.
17088 2007-01-02 Steve Ellcey <sje@cup.hp.com>
17090 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
17091 HOST_BITS_PER_LONGLONG
17093 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17096 * c-typeck.c (store_init_value): Don't emit pedantic overflow
17097 warning for non-static initializers.
17099 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
17101 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
17102 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
17103 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
17104 Always use set_unique_reg_note to add REG_EQUAL notes.
17106 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17109 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17111 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17112 * cfgbuild.c (find_basic_blocks): Likewise.
17113 * cfgrtl.c (rtl_create_basic_block): Likewise.
17114 * function.c (temp_slots_at_level): Likewise.
17115 * reg-stack.c (stack_regs_mentioned): Likewise.
17116 * regclass.c (allocate_reg_info): Likewise.
17117 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17118 set_bb_for_stmt, move_block_to_fn): Likewise.
17119 * tree-complex.c (tree_lower_complex): Likewise.
17120 * vec.h (VEC_safe_grow_cleared): New.
17122 2007-01-02 Ian Lance Taylor <iant@google.com>
17124 * c-common.c (c_common_truthvalue_conversion): When warning about
17125 using an assignment as a truth value, set TREE_NO_WARNING.
17127 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17130 * c.opt (Wold-style-declaration): New.
17131 * doc/invoke.texi (C-only Warning Options): New.
17132 (Wold-style-declaration): Document it.
17133 (Wextra): Enabled by -Wextra.
17134 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17135 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
17136 -Wold-style-declaration.
17138 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17140 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17141 * cfgbuild.c (find_basic_blocks): Likewise.
17142 * cfgrtl.c (rtl_create_basic_block): Likewise.
17143 * function.c (temp_slots_at_level): Likewise.
17144 * reg-stack.c (stack_regs_mentioned): Likewise.
17145 * regclass.c (allocate_reg_info): Likewise.
17146 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17147 set_bb_for_stmt, move_block_to_fn): Likewise.
17148 * tree-complex.c (tree_lower_complex): Likewise.
17149 * vec.h (VEC_safe_grow_cleared): New.
17151 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
17153 * c-common.c (c_common_nodes_and_builtins): Since variants of
17154 void_type_node get built before it is given a name, we need to
17155 give those variants the name, too.
17156 (complete_array_type): We need to work with the canonical main
17157 type of the array, from which we will build the qualified version.
17158 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
17159 * print-tree.c (print_node): Display canonical type information
17161 * stor-layout.c (layout_type): When we don't know the
17162 alignment of a type for which we're building an array, we end up
17163 guessing wrong, so make the type require structural equality.
17164 * tree.c (make_node_stat): When we build a new type, it is its
17165 own canonical type.
17166 (build_type_attribute_qual_variant): When building an attribute
17167 variant, its canonical type is the non-attribute variant. However,
17168 if the attributes are target-dependent and they differ, we need to
17169 use structural equality checks for this type.
17170 (build_qualified_type): A qualified type is not equivalent to its
17171 unqualified variant; set the canonical type appropriately.
17172 (build_distinct_type_copy): When building a distinct type from
17173 another type, the new type is its own canonical type.
17174 (build_variant_type_copy): When building a new type variant, we
17175 assume that it is equivalent to the original type.
17176 (build_pointer_type_for_mode): When building a pointer type, also
17177 build a canonical type pointer.
17178 (build_reference_type_for_mode): When building a reference type,
17179 also build a canonical type reference.
17180 (build_index_type): When we can't hash an index type (e.g.,
17181 because its maximum value is negative), the index type requires
17182 structural equality tests.
17183 (build_array_type): Build the canonical form of an array type.
17184 (build_function_type): Function types require structural equality,
17185 because they contain default arguments, attributes, etc.
17186 (build_method_type_directly): Ditto for method types.
17187 (build_offset_type): Build the canonical offset type.
17188 (build_complex_type): Build the canonical vector type.
17189 (make_vector_type): Build the canonical vector type.
17190 * tree.h (TYPE_CANONICAL): New.
17191 (TYPE_STRUCTURAL_EQUALITY_P): New.
17192 (SET_TYPE_STRUCTURAL_EQUALITY): New.
17193 (struct tree_type): Added "canonical" field.
17194 * params.h (VERIFY_CANONICAL_TYPES): New.
17195 * doc/c-tree.texi (TYPE_CANONICAL): Document.
17196 (TYPE_STRUCTURAL_EQUALITY_P): Document.
17197 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
17198 * doc/invoke.texi (verify-canonical-types): Document --param
17199 parameter for verifying canonical types.
17201 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17203 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
17204 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
17205 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
17206 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
17208 * config/rs6000/e500.h: New.
17209 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
17210 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
17212 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
17213 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
17214 TARGET_E500_DOUBLE): Remove.
17215 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
17216 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
17217 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
17218 * config/rs6000/rs6000.c (rs6000_override_options): Use
17219 CHECK_E500_OPTIONS.
17221 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17223 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
17224 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
17225 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
17226 rs6000_emit_cmove): Don't check TARGET_E500.
17227 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
17228 sordered): Don't check TARGET_E500.
17230 2007-01-01 Eric Christopher <echristo@apple.com>
17232 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
17233 HARD_REGISTER_NUM_P.
17235 2007-01-01 Roger Sayle <roger@eyesopen.com>
17237 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
17238 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
17239 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
17242 2007-01-01 Mike Stump <mrs@apple.com>
17244 * configure.ac: Remove support for building with Apple's gcc-3.1.
17246 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17248 PR middle-end/30311
17249 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
17250 REG is a hard register. Do not modify REG before calling
17252 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
17253 multiple of the size of YMODE for certain lowpart cases.
17255 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17257 PR middle-end/30253
17258 * gimplify (voidify_wrapper_expr): Update for
17259 GIMPLE_MODIFY_STMT.
17261 2007-01-01 Andreas Schwab <schwab@suse.de>
17264 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
17265 save of BR0 in extra_spill_size instead of spill_size.
17266 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
17268 (ia64_expand_epilogue): Restore BR0 from its new location.
17270 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17272 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
17273 Use a temporary variable if the left hand side is not a gimple
17276 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17278 * gimplify.c (gimplify_return_expr): Make the temporary variable
17279 for the return expression, a gimple register variable.
17281 2007-01-01 Jan Hubicka <jh@suse.cz>
17283 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
17286 2007-01-01 Mike Stump <mrs@apple.com>
17288 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
17290 * config/darwin.c (machopic_select_rtx_section): Use
17291 HAVE_GAS_LITERAL16.
17292 (darwin_mergeable_constant_section): Likewise.
17293 * configure: Regenerate.
17294 * config.in: Regenerate.
17296 2007-01-01 Jan Hubicka <jh@suse.cz>
17297 Andrew Pinski <pinskia@gmail.com>
17299 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
17300 before starting IPA passes.