1 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
3 * config/sh/sh.md (load_gbr): Use correct operand constraint.
5 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
8 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
9 REG_LIBCALL and REG_RETVAL notes.
10 (divsi3, mulsi3): Likewise.
11 (mulhisi3): Likewise. Use emit_libcall_block.
12 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
14 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
16 PR rtl-optimization/32481
17 * combine.c (adjust_for_new_dest): Rescan the changed insn.
19 2007-06-27 Richard Sandiford <richard@codesourcery.com>
21 * dce.c (deletable_insn_p_1): New function, split out from...
22 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
23 specially, not those inside PARALLELs. Remove BODY argument
24 and adjust recursive call accordingly.
25 (prescan_insns_for_dce): Update call to delete_insn_p.
27 2007-06-27 Richard Guenther <rguenther@suse.de>
30 * tree.h (fold_convertible_p): Declare.
31 * fold-const.c (fold_convertible_p): New function.
32 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
33 instead of lang_hooks.types_compatible_p.
35 2007-06-26 Jan Hubicka <jh@suse.cz>
37 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
38 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
39 early use validate_unshare_change.
40 (reload_combine): Likewise.
41 * recog.c (change_t): New field unshare.
42 (validate_change_1): Rename from validate_change; add argument unshare.
43 (validate_change): Turn into wrapper of validate_change_1; update
45 (validate_unshare_change): New.
46 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
47 calls of df_insn_rescan.
48 * recog.h (validate_change): Replace ints by bools.
49 (validate_unshare_change): Declare.
51 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
53 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
55 2007-06-26 Steve Ellcey <sje@cup.hp.com>
57 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
59 2007-06-25 Jan Hubicka <jh@suse.cz>
61 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
63 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
64 cgraph_decide_inlining_incrementally): Move uninlinability checks to
65 places other call site specific checks are performed.
67 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
70 * tree-vect-transform.c (vectorizable_operation): Convert
71 POINTER_PLUS_EXPR over to PLUS_EXPR.
73 2007-06-25 Chao-ying Fu <fu@mips.com>
75 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
76 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
77 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
78 Document GET_MODE_IBIT, and GET_MODE_FBIT.
80 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
81 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
82 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
83 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
84 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
85 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
86 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
87 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
88 ALL_FIXED_POINT_MODE_P): New define.
89 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
91 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
93 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
94 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
95 MODE_VECTOR_UACCUM): New mode classes.
97 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
98 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
99 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
102 * genmodes.c (struct mode_data): Add ibit and fbit fields.
103 (blank_mode): Initialize ibit and fbit.
104 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
105 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
106 (new_adjust): Change required_class to required_class_from and
107 required_class_to for testing within a range.
108 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
109 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
111 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
112 (make_fixed_point_mode): New.
113 (_ADD_ADJUST): Change C to C1 and C2.
114 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
115 use a range for machine classes.
116 (ADJUST_IBIT, ADJUST_FBIT): New.
117 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
119 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
120 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
121 Emit adjustment for ibit and fbit.
122 (emit_mode_ibit, emit_mode_fbit): New.
123 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
125 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
127 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
128 as the source of the set.
130 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
132 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
133 FP_REGNO_P): Use IN_RANGE.
134 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
135 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
136 (DATA_REG_P): Use DATA_REGNO_P.
137 (FP_REG_P): Use FP_REGNO_P.
138 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
139 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
140 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
142 2007-06-24 Jan Hubicka <jh@suse.cz>
145 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
147 2007-06-24 Sebastian Pop <sebpop@gmail.com>
150 * fold-const.c (fold_binary): Strip nops of operand 0
151 of BIT_NOT_EXPR before calling operand_equal_p.
152 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
153 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
155 2007-06-23 Mark Mitchell <mark@codesourcery.com>
157 * doc/extend.texi: Document that dllimport and dllexport imply
159 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
160 imported or exported declaration, including type declarations.
161 * c-common.c (handle_visibility_attribute): Check for conflicts
162 with dllimport/dllexport.
163 (c_determine_visibility): Handle dllimport/dllexport as an
164 explicit visibility atttribute.
166 2007-06-23 Richard Guenther <rguenther@suse.de>
168 PR tree-optimization/16876
170 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
172 * tree-inline.c (initialize_inlined_parameters): Do not call
173 lang_hooks.tree_inlining.convert_parm_for_inlining.
174 * cgraphbuild.c (initialize_inline_failed): Set inline failed
175 reason for mismatched types.
176 * gimplify.c (gimplify_call_expr): Verify the call expression
177 arguments match the called function type signature. Otherwise
178 mark the call expression to be not considered for inlining
179 using CALL_CANNOT_INLINE_P flag.
180 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
181 edges call expression.
182 (cgraph_decide_inlining_of_small_function): Likewise.
183 (cgraph_decide_inlining): Likewise.
184 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
186 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
187 * c-typeck.c (c_convert_parm_for_inlining): Remove.
188 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
190 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
191 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
193 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
194 convert_parm_for_inlining member.
196 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
199 * arm.md (negscc): Match the correct operand for optimized LT0 test.
200 Remove optimization for GT.
202 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
205 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
207 (prescan_insns_for_dce): Add extra parameter.
209 2007-06-23 Jan Hubicka <jh@suse.cz>
212 * gimplify.c (mark_addressable): New function.
213 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
215 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
218 * expr.c (store_constructor): Do not clobber non-zeroed memory.
220 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
223 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
224 moves between MMX/SSE registers to at least 8 units to prevent
225 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
227 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
229 * config/i386/i386.c (override_options): Correct x86_sahf
232 2007-06-21 David Daney <ddaney@avtrex.com>
235 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
236 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
237 (exception_receiver): Renamed to ...
238 (nonlocal_goto_receiver): ... this.
240 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
242 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
243 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
244 partial register accesses.
246 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
248 * fold-const.c (debug_fold_checksum): Move it under
249 ENABLE_FOLD_CHECKING.
251 2007-06-21 Sebastian Pop <sebpop@gmail.com>
254 * tree.h (debug_fold_checksum): Declared.
255 * fold-const.c (build_fold_addr_expr_with_type_1): New.
256 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
257 build_fold_addr_expr_with_type_1.
258 (fold_addr_expr, debug_fold_checksum): New.
259 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
260 (fold_unary, fold_comparison, split_address_to_core_and_offset):
263 2007-06-21 Sebastian Pop <sebpop@gmail.com>
265 PR tree-optimization/19590
266 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
267 of scev is a constant.
268 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
270 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
272 * df-problems.c (df_note_bb_compute): Made computation of live
273 info consistent with df_lr.
275 2007-06-21 Richard Guenther <rguenther@suse.de>
277 PR tree-optimization/32453
278 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
279 for pointer anti-range.
281 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
283 * config/i386/i386.c (processor_target_table): Increase maximum
284 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
287 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
288 byte alignment if > 8 byte alignment is preferred.
289 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
291 2007-06-21 Jakub Jelinek <jakub@redhat.com>
293 PR tree-optimization/31866
294 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
295 if ASM_EXPR's input is not a SSA_NAME.
298 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
299 but decl is a global var, instead return decl.
300 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
301 even for is_global_var decls, if they are private in some outer
304 2007-06-21 Richard Guenther <rguenther@suse.de>
306 PR tree-optimization/32451
307 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
309 2007-06-21 Christian Bruel <christian.bruel@st.com>
311 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
312 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
313 (push_regs): Changed saving order or banked registers.
314 (sh_expand_epilogue): Likewise.
315 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
316 (FIRST_BANKED_REG): Likewise.
317 (LAST_BANKED_REG): Likewise.
318 * config/sh/sh.md (banked) New attribute.
319 (in_delay_slot): Check banked attribute.
321 2007-06-20 Sebastian Pop <sebpop@gmail.com>
323 PR tree-optimization/32075
324 * tree-data-ref.c (subscript_dependence_tester_1,
325 analyze_miv_subscript, analyze_overlapping_iterations,
326 add_distance_for_zero_overlaps, build_classic_dist_vector,
327 subscript_dependence_tester_1, analyze_overlapping_iterations,
328 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
329 compute_affine_dependence, compute_all_dependences): Pass loop_nest
330 to evolution_function_is_affine_multivariate_p.
332 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
334 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
336 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
339 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
341 * config/m32c/prologue.md (epilogue_exitd_16): New.
342 (epilogue_reit_16): New.
343 (epilogue_exitd): Rename to epilogue_exitd_24.
344 (epilogue_reit): Rename to epilogue_reit_24.
346 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
347 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
349 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
351 * haifa-sched.c (queue_to_ready): Don't requeue next insn
352 if dbg_cnt (sched_insn) reaches the limit.
353 (choose_ready): New parameter INSN_PTR and new return value.
354 (schedule_block): Handle dbg_cnt (sched_insn). Handle
355 the new return value from choose_ready.
356 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
357 (rest_of_handle_global_alloc): New global_alloc_at_func.
359 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
361 PR tree-optimization/25737
362 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
363 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
364 * tree-flow.h (struct fieldoff): Add new field alias_set.
365 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
366 argument addressable_type. Set alias_set of fieldoff.
367 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
368 (create_overlap_variables_for): Pass alias_set from fieldoff to
370 * alias.c (get_alias_set): Use alias_set from SFT if set.
372 2007-06-20 Hui-May Chang <hm.chang@apple.com>
374 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
375 of a variable as an unsigned HOST_WIDE_INT integer.
377 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
379 PR rtl-optimization/32405
380 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
382 2007-06-20 Jakub Jelinek <jakub@redhat.com>
384 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
387 * builtins.c: Include diagnostic.h.
388 (expand_builtin_expect): Make gcc_assert more permissive.
389 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
392 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
396 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
397 if ACCUMULATE_OUTGOING_ARGS.
399 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
401 * config/m68hc11/m68hc11.c: Include dataflow header file.
402 (m68hc11_reorg): Port to dataflow.
404 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
406 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
407 (struct df_problem.free_blocks_on_set_blocks): New field.
408 (struct dataflow.optional_p): New field.
409 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
410 (df_live_set_all_dirty): New function.
411 * df-scan.c (df_scan_alloc): Initialize optional_p.
412 (problem_SCAN): Initialize free_blocks_on_set_blocks.
413 * df-core.c (df_set_blocks): Removed use of
414 DF_FIRST_OPTIONAL_PROBLEM. Now uses
415 df_problem.free_blocks_on_set_blocks to determine which blocks are
417 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
418 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
419 uses dataflow.optional_p to determine if problem should be
421 (rest_of_handle_df_initialize): Only start live problem if
423 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
424 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
425 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
426 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
427 problem_NOTE): Initialize free_blocks_on_set_blocks.
428 (df_lr_bb_local_compute): Recompute luids if df_live problem is
430 (df_live_set_all_dirty, df_note_alloc): New function.
431 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
433 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
434 * postreload.c (reload_combine): Ditto.
435 * cse.c (cse_extended_basic_block): Ditto.
436 * regmove.c (mark_flags_life_zones): Ditto.
437 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
438 erase_matching_seqs): Ditto.
439 * bt-load.c (compute_defs_uses_and_gen): Ditto.
440 * integrate (allocate_initial_values): Ditto.
441 * combine.c (reg_dead_at_p): Ditto.
442 * resource.c (mark_target_live_regs): Ditto.
443 * sched-rgn.c (check_live_1, update_live_1): Ditto.
444 * config/sh/sh.c (find_r0_life_regions): Ditto.
445 * global.c (rest_of_handle_global_alloc): Only add back df_live
447 * local-alloc.c (rest_of_handle_local_alloc): Only remove
449 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
451 (if_convert): Make sure df_live is there at -O == 1.
452 (pass_if_after_combine): Cleanup flags.
453 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
456 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
458 * config/arm/arm.c (arm_get_frame_offsets): Set
459 offsets->locals_base to avoid negative stack size.
460 (thumb1_expand_prologue): Assert on negative stack size.
462 2007-04-19 Sebastian Pop <sebpop@gmail.com>
464 PR tree-optimization/32367
465 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
466 of the chrec has no evolution in that loop.
467 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
469 2007-06-19 Bob Wilson <bob.wilson@acm.org>
471 * config/xtensa/xtensa.c: Include "df.h".
472 (xtensa_builtin_saveregs): Use adjust_address instead of change_address.
473 (xtensa_va_start): Invoke make_tree with sizetype for
474 expand_builtin_saveregs and then convert the result to a pointer.
475 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
476 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
477 Subtract argument size from index value as integers and then use
478 POINTER_PLUS_EXPR to add the result to the array address.
480 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
483 * config/m32c/m32c.c: Include dataflow header file.
484 (m32c_emit_prologue): Adjust for prologue insn change.
485 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
486 once inside a PARALLEL. Assume frame size passed in operand 0
487 includes space to save the fb register.
488 (prologue_enter_24): Likewise.
489 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
491 2007-06-19 David Daney <ddaney@avtrex.com
494 * config/mips/mips.md (cprestore): Mark $gp as used.
496 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
499 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
500 (frv_ifcvt_modify_insn): Likewise.
502 2007-06-19 Richard Guenther <rguenther@suse.de>
504 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
505 only handle positive offsets that fit in a HOST_WIDE_INT.
507 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
509 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
510 result of rsqrt insn for zero input argument to avoid NaN.
512 2007-06-19 Richard Guenther <rguenther@suse.de>
515 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
517 2007-06-19 Jakub Jelinek <jakub@redhat.com>
519 PR tree-optimization/32353
520 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
522 2007-06-19 Nick Clifton <nickc@redhat.com>
524 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
526 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
529 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
530 * config/i386/i386.c (assign_386_stack_local): Assert that
531 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
532 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
533 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
534 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
536 2007-06-18 Steve Ellcey <sje@cup.hp.com>
538 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
540 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
542 PR rtl-optimization/32321
543 * gcse.c (replace_store_insn): Update the note before
544 calling emit_insn_after.
546 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
549 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
551 * df-problems.c (df_note_bb_compute): Fix dumping info.
553 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
555 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
556 insn with emit_jump_insn.
558 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
560 PR tree-optimization/32383
561 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
562 * targhooks.h (default_builtin_reciprocal): Update prototype.
563 * target.h (struct gcc_target): Update builtin_reciprocal.
564 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
565 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
566 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
567 when fndecl is in BUILT_IN_MD class.
568 (execute_convert_to_rsqrt): Ditto.
570 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
571 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
572 Convert BUILT_IN_SQRTF code only when md_fn is false.
574 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
576 * bt-load.c (move_btr_def): Fix the order of arguments
577 to validate_replace_rtx.
579 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
581 * config/m68k/m68k-devices.def: Add 54450..54455.
583 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
585 PR rtl-optimization/32366
586 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
587 FLOAT_EXTEND]: Prevent non-scalar modes from entering
590 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
593 * modulo-sched (generate_reg_moves): Added rescan parameter and if
594 this is true, rescan insn being modified.
595 (sms_schedule): Added rescan parameter.
596 (rest_of_handle_sms): Moved freeing of dominance info to before
597 getting out of cfg_layout.
599 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
601 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
602 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
605 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
606 FL_CF_EMAC from the entry for isac.
608 * config/m68k/predicates.md (const_call_operand): Adjust comment.
609 (const_sibcall_operand): New.
610 (sibcall_operand): Use it.
611 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
612 (m68k_isas): ISAC does not imply FPU or EMAC.
613 (override_options): Add ISA_C logic for symbolic jump & call.
615 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
617 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
618 return mode from the builtin itself.
619 (sparc_fold_builtin): Fix cast of zero constant.
621 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
623 * targhooks.c (default_builtin_reciprocal): New default target hook.
624 * targhooks.h (default_builtin_reciprocal): Add prototype.
625 * hooks.c (hook_tree_tree_bool_null): Remove hook.
626 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
627 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
628 default_builtin_reciprocal.
630 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
633 * hooks.c (hook_tree_tree_bool_null): New hook.
634 * hooks.h (hook_tree_tree_bool_null): Add prototype.
635 * tree-pass.h (pass_convert_to_rsqrt): Declare.
636 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
637 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
638 and convert it to reciprocal a*rfunc(b).
639 (execute_convert_to_rsqrt): New function.
640 (gate_convert_to_rsqrt): New function.
641 (pass_convert_to_rsqrt): New pass definition.
642 * target.h (struct gcc_target): Add builtin_reciprocal.
643 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
644 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
645 TARGET_BUILTIN_RECIPROCAL.
646 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
648 * config/i386/i386.h (TARGET_RECIP): New define.
649 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
650 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
651 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
652 and not optimizing for size.
653 (*rcpsf2_sse): New insn pattern.
654 (*rsqrtsf2_sse): Ditto.
655 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
656 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
657 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
658 and not optimizing for size.
659 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
660 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
661 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
662 and not optimizing for size.
663 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
664 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
665 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
666 and not optimizing for size.
667 (*sse_rsqrtv4sf2): Do not export.
669 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
670 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
671 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
672 and not optimizing for size.
674 * config/i386/i386.opt (mrecip): New option.
675 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
676 (ix86_emit_swsqrtsf): Ditto.
677 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
678 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
680 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
681 ix86_expand_unop1_builtin.
682 (ix86_emit_swdivsf): New function.
683 (ix86_emit_swsqrtsf): Ditto.
684 (ix86_builtin_reciprocal): New function.
685 (TARGET_BUILTIN_RECIPROCAL): Use it.
686 (ix86_vectorize_builtin_conversion): Rename from
687 ix86_builtin_conversion.
688 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
689 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
690 "i386 and x86_64 Options" section.
691 (Intel 386 and AMD x86_64 Options): Document -mrecip.
693 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
694 Zdenek Dvorak <dvorakz@suse.cz>
695 Richard Guenther <rguenther@suse.de>
696 Kaz Kojima <kkojima@gcc.gnu.org>
698 * tree-vrp.c (compare_values_warnv): Convert val2 to
700 (extract_range_from_assert): Create
701 POINTER_PLUS_EXPR for pointer types.
702 (extract_range_from_binary_expr): Handle
703 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
705 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
706 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
707 POINTER_PLUS_EXPR as PLUS_EXPR.
708 (number_of_iterations_lt_to_ne):
709 For pointer types, use sizetype when
710 creating MINUS_EXPR/PLUS_EXPRs.
711 (assert_loop_rolls_lt): For pointer types, use sizetype when
712 creating MINUS_EXPR/PLUS_EXPRs.
713 (number_of_iterations_le): Likewise.
714 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
715 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
716 like PLUS_EXPR and MINUS_EXPR.
717 * tree-pretty-print.c (dump_generic_node): Handle
720 (op_symbol_1): Likewise.
721 * optabs.c (optab_for_tree_code): Likewise.
722 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
724 * tree-tailcall.c (process_assignment): Mention
725 POINTER_PLUS_EXPR in a TODO comment.
726 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
727 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
728 not used with a pointer and an integer type.
729 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
730 increment using chrec_convert_rhs instead of chrec_convert.
731 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
732 PLUS_EXPR except for the right hand side's type will be
734 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
735 (fold_used_pointer_cast): Kill.
736 (pointer_offset_p): Kill.
737 (fold_used_pointer): Kill.
738 (pointer_used_p): Kill.
739 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
740 call fold_used_pointer.
741 (instantiate_parameters_1): Convert the increment
742 using chrec_convert_rhs instead of chrec_convert.
743 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
744 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
745 instead of PLUS_EXPR.
746 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
747 PLUS_EXPR for pointers.
748 (std_gimplify_va_arg_expr): Likewise.
749 (fold_builtin_memory_op): Likewise.
750 (fold_builtin_strstr): Likewise.
751 (fold_builtin_strchr): Likewise.
752 (fold_builtin_strrchr): Likewise.
753 (fold_builtin_strpbrk): Likewise.
754 (expand_builtin_memory_chk): Likewise.
755 (fold_builtin_memory_chk): Likewise.
756 (std_expand_builtin_va_start): Use
757 sizetype for the call to make_tree and then convert
759 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
760 instead of PLUS_EXPR for adding to a pointer.
761 (std_gimplify_va_arg_expr): Use fold_build2 for
762 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
763 the operands to sizetype first and then cast the BIT_AND_EXPR
764 back to the pointer type.
765 * fold-const.c (build_range_check): Handle pointer types
767 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
768 of PLUS_EXPR's. Make sure the offset is converted to
770 (try_move_mult_to_index): Strip the NOPs from the offset.
771 Remove code argument and replace all uses with PLUS_EXPR.
772 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
773 specially. Don't use a pointer type for MINUS_EXPR.
774 (fold_unary): Handle for (T1)(X op Y),
775 only p+ as that is the only as that can be handled for
776 binary operators now.
777 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
779 <case PLUS_EXPR>: Add folding of PTR+INT into
781 Don't call try_move_mult_to_index.
782 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
783 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
784 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
785 Don't call try_move_mult_to_index.
786 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
787 (tree_expr_nonzero_p): Likewise.
788 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
789 of PLUS_EXPR for the complex expression folding.
790 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
791 first chrec is a pointer type, then the second should
792 be sizetype and not the first's type.
793 For POINTER_PLUS_EXPR, use a different right hand side type.
794 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
795 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
796 different right hand side type.
797 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
798 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
799 instead of PLUS_EXPR.
800 When either operand is zero, convert the other operand.
801 (chrec_apply): Use chrec_convert_rhs
802 on the argument x instead of chrec_convert.
803 (reset_evolution_in_loop): For pointer types, the new_evol
805 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
806 different right hand side type.
807 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
808 (chrec_convert_rhs): New function.
809 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
810 different right hand side type.
811 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
812 * tree-chrec.h (chrec_convert_rhs): New prototype.
813 (build_polynomial_chrec): For pointer types, the right hand
814 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
815 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
816 Remove subtraction case as it is always addition now.
817 Make sure the offset is converted to sizetype.
818 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
819 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
820 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
821 PLUS_EXPR in pointer type.
822 Handle POINTER_PLUS_EXPR.
823 (tree_to_aff_combination): Likewise.
824 (force_expr_to_var_cost): Likewise.
825 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
826 instead of PLUS_EXPR for pointers.
827 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
828 instead of PLUS_EXPR of pointer types.
829 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
831 (check_va_list_escapes): Likewise.
832 (check_all_va_list_escapes): Likewise.
833 * dwarf2out.c (loc_descriptor_from_tree_1):
834 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
835 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
836 (string_constant): Likewise.
837 * tree-ssa-address.c (tree_mem_ref_addr): When adding
838 the offset to the base, use POINTER_PLUS_EXPR.
839 (add_to_parts): Convert the index to sizetype.
840 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
841 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
842 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
843 Offset only holds something for PLUS_EXPR.
844 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
846 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
848 (analyze_accesses_for_modify_stmt): Likewise.
849 Remove comment about the type being integral type as it is
851 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
853 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
855 Correct the type which the artimentic is done in (is now
858 * tree-data-ref.c (split_constant_offset): Handle
860 * tree-affine.c (tree_to_aff_combination): Likewise.
861 * c-typeck.c (build_unary_op): For pointers create the increment
862 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
864 * gimplify.c (gimplify_self_mod_expr): Create a
865 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
866 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
867 * tree.def (POINTER_PLUS_EXPR): New tree code.
868 * tree-predcom.c (ref_at_iteration): If we have a pointer
869 type do the multiplication in sizetype.
870 * tree-mudflap.c (mf_xform_derefs_1): Create a
871 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
872 * tree-ssa-forwprop.c
873 (forward_propagate_addr_into_variable_array_index):
874 Don't expect there to be a cast for the index as that
875 does not exist anymore.
876 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
877 instead of PLUS_EXPR.
878 Don't check for the first operand of the POINTER_PLUS_EXPR
879 was the index as it cannot be.
880 Call forward_propagate_addr_into_variable_array_index with
881 the SSA_NAME instead of the statement.
882 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
883 (compare_constant): Likewise.
884 (copy_constant): Likewise.
885 (compute_reloc_for_constant): Likewise.
886 (output_addressed_constants): Likewise.
887 (initializer_constant_valid_p): Likewise.
888 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
889 Convert the MIN/MAX of the inner type to the outer
890 type before comparing them.
891 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
892 POINTER_PLUS_EXPR instead of PLUS_EXPR.
893 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
894 of PLUS_EXPR for pointers.
895 * tree-inline.c (estimate_num_insns_1): Handle
897 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
898 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
899 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
900 instead of PLUS_EXPR for the pointer increment statement.
901 (vect_update_ivs_after_vectorizer): For pointer types, create
902 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
903 MULT_EXPR in sizetype.
904 (vect_gen_niters_for_prolog_loop): Add a cast when creating
906 * tree-object-size.c (plus_expr_object_size): Handle
907 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
908 code which is trying to figure out which side is a pointer and
910 (check_for_plus_in_loops_1): Likewise.
911 (check_for_plus_in_loops): Likewise.
912 * c-common.c (pointer_int_sum): Create a
913 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
914 * tree-ssa-structalias.c (handle_ptr_arith): Handle
915 only POINTER_PLUS_EXPR. Removing all the extra
916 code which is trying to figure out which side is a pointer and
918 * tree-cfg.c (verify_expr): Add extra checking for pointers and
919 PLUS_EXPR and MINUS_EXPR.
920 Also add checking to make sure the operands of POINTER_PLUS_EXPR
922 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
923 with make_tree, instead of a pointer type.
924 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
925 for pointers instead of PLUS_EXPR.
926 (s390_gimplify_va_arg): Likewise.
927 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
928 instead of PLUS_EXPR when doing addition on pointer
929 types. Use sizetype for the second operand.
930 (spu_gimplify_va_arg_expr): Likewise.
931 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
932 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
933 a pointer. Don't create a BIT_AND_EXPR for pointer types.
934 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
935 for the pointer addition and also use size_int/sizetype
937 (ix86_gimplify_va_arg): Likewise.
938 Perform BIT_AND_EXPR on sizetype arguments.
939 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
940 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
941 for the pointer additions and also use size_int for the offsets.
942 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
943 additions and also use size_int for the offsets. Perform
944 BIT_AND_EXPR on sizetype arguments.
945 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
946 POINTER_PLUS_EXPR for pointers and create the
947 BIT_AND_EXPR in sizetype.
948 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
949 instead of PLUS_EXPR for pointer addition.
950 (rs6000_va_start): Likewise.
951 Also use sizetype for the offset.
952 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
953 as PLUS_EXPR/MINUS_EXPR.
954 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
955 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
956 Don't use BIT_AND_EXPR on a pointer type, convert the
957 expression to sizetype first.
958 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
960 (mips_gimplify_va_arg_expr): Likewise.
961 Don't create BIT_AND_EXPR in a pointer type.
963 2007-06-15 Eric Christopher <echristo@apple.com>
965 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
966 (x86_64-*-darwin*): Ditto.
967 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
970 2007-06-15 Matthew Wilcox <matthew@wil.cx>
972 * doc/extend.texi: Document behavior of __attribute__((aligned))
975 2007-06-15 Mark Mitchell <mark@codesourcery.com>
977 * rtlanal.c (note_stores): Improve documentation.
979 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
981 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
982 LOCAL_LABEL_PREFIX): Delete.
983 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
984 (bfin_internal_label): Delete.
986 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
988 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
989 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
990 otherwise define to LIBGCC2_TF_CEXT.
991 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
992 (LIBGCC_TF_CEXT): Ditto.
995 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
997 PR rtl-optimization/32339
998 * df-scan.c (df_uses_record): Don't modify flags but just add to
999 it for df_ref_record.
1001 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1003 * tree-mudflap.c: Fix whitespace issues.
1005 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
1007 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
1009 2007-06-14 Eric Christopher <echristo@apple.com>
1011 * config/i386/sse.md (movdi_to_sse): Rewrite body.
1012 (movv4sf): Use gcc_unreachable instead of abort.
1014 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1017 * config/i386/sfp-machine.h (CMPtype): New define.
1018 (mach stubs): Use CMPtype instead of int as a return type.
1020 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1022 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
1023 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
1024 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
1025 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
1026 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
1027 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
1028 config/soft-fp/soft-fp.h: Update from glibc CVS.
1030 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
1032 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
1034 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1037 * config/v850/v850.c: Include dataflow header file.
1038 (substitute_ep_register): Fix typo.
1040 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1042 * configure.ac: Fix earlier checkin.
1043 * configure: Regenerated.
1045 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1047 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
1048 * aclocal.m4: Regenerate.
1049 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
1050 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
1051 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
1052 * configure: Regenerate.
1053 * Makefile.in (LOOSE_WARN): Subst loose_warn.
1055 * Makefile.in (quickstrap): Build libgcc too.
1057 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1059 * configure.ac: Add --enable-checking=df. Explicitly mention that
1060 the variables are initialized as for "release".
1061 * df-core.c: Use it.
1062 * configure: Regenerate.
1063 * config.in: Regenerate.
1065 2007-06-14 Bob Wilson <bob.wilson@acm.org>
1067 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
1068 validate_replace_rtx instead of replace_rtx.
1069 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
1071 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
1073 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
1074 (DWARF2_UNWIND_INFO): Override default if configured with
1076 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
1077 (ENDFILE_SPEC): Add crtend.o.
1078 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
1079 (ENDFILE_SPEC): Add crtend.o.
1080 (TARGET_USE_JCR_SECTION): Define.
1081 (MD_UNWIND_SUPPORT): Define for 32-bit target.
1083 * config/i386/cygming-crtbegin.c: New file.
1084 * config/i386/cygming-crtend.c: New file.
1086 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
1088 * config/i386/w32-unwind.h: New file.
1090 2007-06-13 Eric Christopher <echristo@apple.com>
1092 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
1093 the user set a value below STACK_BOUNDARY.
1095 2007-06-13 Thiemo Seufer <ths@networkno.de>
1097 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
1098 imply -lpthread for -pthread.
1100 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1102 * basic-block.h: Remove the prototype for
1103 free_basic_block_vars.
1104 * cfglayout.h: Remove the prototype for
1105 insn_locators_initialize.
1106 * tree.h: Remove the prototype for emit_line_note.
1108 * tree-ssa-pre.c (mergephitemp): Remove.
1109 (init_pre): Don't use mergephitemp.
1111 2007-06-13 Eric Christopher <echristo@apple.com>
1113 * config/i386/i386.c (override_options): If we've specified
1114 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
1116 2007-06-13 Bob Wilson <bob.wilson@acm.org>
1118 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
1121 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1123 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
1124 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
1125 (eh_store_handler): New pattern.
1126 (eh_return): Emit it instead of a plain move.
1128 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
1130 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
1131 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
1132 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
1135 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1137 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
1138 (find_next_insn_start, find_load): New functions.
1139 (bfin_reorg): Use them to deal with the fact that parallel insns are
1140 no longer represented as a SEQUENCE.
1142 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1144 * config/sparc/sparc.c (sparc_override_options): Initialize
1147 2007-06-13 Dave Korn <dave.korn@artimi.com>
1149 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
1152 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1154 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
1155 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
1156 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
1157 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
1158 tree-vect-transform.c: Fix comment typos. Follow spelling
1161 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1163 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
1164 to the exit block use set.
1165 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
1166 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
1167 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
1169 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1171 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
1172 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
1173 to indicate an error.
1174 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
1175 (dbg_cnt_process_opt): Print an error on a bad argument.
1176 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
1177 * common.opt (-fdbg-cnt-list): New.
1178 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
1180 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
1182 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
1183 flag on ref-all pointers.
1185 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
1188 * expr.c (expand_expr_addr_expr_1): Call expand_expr
1189 for the offset with the modifier as EXPAND_INITIALIZER
1190 if the modifier is EXPAND_INITIALIZER.
1191 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
1192 a register if we had an overflow.
1194 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1196 * real.c (real_isfinite): New.
1197 (real_sqrt): Use it.
1198 * real.h (real_isfinite): New.
1199 * builtins.c: Use it.
1201 2007-06-12 Ian Lance Taylor <iant@google.com>
1202 Daniel Berlin <dberlin@dberlin.org>
1205 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
1206 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
1207 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
1208 (DECL_NO_TBAA_P): Define.
1209 (struct tree_decl_common): Add no_tbaa_flag field.
1210 * tree-ssa-structalias.c (struct variable_info): Add
1211 no_tbaa_pruning field.
1212 (new_var_info): Initialize no_tbaa_pruning field.
1213 (unify_nodes): Copy no_tbaa_pruning field.
1214 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1215 (dump_solution_for_var): Print no_tbaa_pruning flag.
1216 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
1218 (compute_tbaa_pruning): New static function.
1219 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
1220 Call compute_tbaa_pruning.
1221 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
1222 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1223 * gimple-low.c (lower_stmt): Likewise.
1224 * tree-gimple.c (is_gimple_stmt): Likewise.
1225 * tree-ssa-operands.c (get_expr_operands): Likewise.
1226 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1227 * tree-inline.c (estimate_num_insns_1): Likewise.
1228 (copy_result_decl_to_var): Likewise.
1229 * expr.c (expand_expr_real_1): Likewise.
1230 * tree-pretty-print.c (dump_generic_node): Likewise.
1231 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
1232 * omp-low.c (omp_copy_decl_2): Likewise.
1233 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
1234 * doc/c-tree.texi (Expression trees): Document
1235 CHANGE_DYNAMIC_TYPE_EXPR.
1237 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1239 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
1240 with !HONOR_NANS and !HONOR_INFINITIES.
1241 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
1243 2007-06-12 Tristan Gingold <gingold@adacore.com>
1245 * gcov.c: Comments updated.
1246 (source_info): Add file_time field.
1247 (source_index): New variable.
1248 (mutiple_files): New variable.
1249 (generate_results): New function extracted from process_file.
1250 (process_file): Save and restore chain of functions, generate
1251 results and free structures only if not merging results.
1252 (release_structures): File names are now freed in create_file_names
1253 (create_file_names): Free previous file names.
1254 (find_source): File date is now read here and modifications in
1255 source files is checked here.
1256 (read_graph_file): Only reverse order of functions for the current
1258 (make_gcov_file_name): Do not generate long names if input_name is
1260 (output_lines): If merging results do not display graph, data and
1262 Checking source file modification is done in find_source.
1264 * doc/gcov.texi: Append an s to sourcefile.
1266 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
1268 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
1269 (forced_nop): New pattern.
1270 * config/bfin/bfin.c: Include "df.h".
1271 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
1272 (bfin_discover_loop): Use df_get_live_in instead of
1273 global_live_at_start.
1274 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
1275 df_analyze when done.
1276 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
1277 the insns. Use QImode for the final insn in a bundle. Call
1278 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
1280 (reorder_var_tracking_notes): New function.
1281 (bfin_reorg): Pass no argument to split_all_insns. Don't call
1282 update_life_info. Call df_analyze after scheduling and bundle
1283 generation. Call reorder_var_tracking_notes if generating these notes.
1284 Call df_finish_pass at the end.
1286 2007-06-12 Dirk Mueller <dmueller@suse.de>
1288 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
1289 a comparison, not an assignment.
1291 2007-06-12 Olivier Hainque <hainque@adacore.com>
1293 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
1294 Request walking the subtrees only, leaving the current is_lhs/val_only
1296 (convert_non_local_reference): Likewise.
1298 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
1300 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
1302 2007-06-12 Richard Guenther <rguenther@suse.de>
1304 PR tree-optimization/15353
1305 PR tree-optimization/31657
1306 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
1307 * timevar.def: Add TV_TREE_IFCOMBINE.
1308 * tree-pass.h (pass_tree_ifcombine): Declare.
1309 * tree-ssa-ifcombine.c: New file.
1310 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
1311 * tree-flow.h (blocks_in_phiopt_order): Declare.
1312 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
1313 (tree-ssa-ifcombine.o): New dependencies.
1315 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
1317 PR rtl-optimization/32293
1318 * combine.c (simplify_if_then_else): Truncate return from
1319 nonzero_bits() to correct mode.
1321 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
1323 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
1324 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
1326 2007-06-11 Diego Novillo <dnovillo@google.com>
1328 * Makefile.in (reload1.o-warn): Remove.
1330 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
1332 * combine.c (subst): Use reg_overlap_mentioned_p
1333 instead of comparing register numbers directly.
1335 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1337 * reload1.c (mark_home_live_1): Use the mode parameter.
1339 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1341 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
1342 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
1346 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
1348 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
1350 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1352 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
1353 from integer registers.
1354 (FP mode splitters): Handle TFmode.
1356 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
1358 * tree-ssa-structalias.c (find_what_p_points_to): Return false
1359 for ref-all pointers that point-to anything.
1361 2007-06-11 Joseph Myers <joseph@codesourcery.com>
1363 * config/arm/arm.c (arm_output_dwarf_dtprel,
1364 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
1366 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
1368 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
1369 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
1372 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
1374 * gcc/tree.c (signed_or_unsigned_type_for): New.
1375 (unsigned_type_for): Use signed_or_unsigned_type_for.
1376 (signed_type_for): Use signed_or_unsigned_type_for.
1377 * gcc/tree.h (signed_or_unsigned_type_for): New.
1378 (get_signed_or_unsigned_type): Remove.
1379 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
1380 lang_hooks.types.signed_type
1381 (size_diffop): Likewise.
1382 (all_ones_mask_p): Likewise.
1383 (build_range_check): Likewise.
1384 (fold_cond_expr_with_comparison): Likewise.
1385 (fold_cond_expr_with_comparison): Likewise.
1386 (unextend): Likewise.
1387 (extract_muldiv_1): Likewise.
1388 (fold_single_bit_test_into_sign_test): Likewise.
1389 (fold_binary): Likewise.
1390 (fold_ternary): Likewise.
1391 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
1392 instead of get_signed_or_unsigned_type.
1393 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
1394 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
1395 * gcc/expr.c (signed_or_unsigned_type_for): Use
1396 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
1397 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
1398 (lhd_signed_or_unsigned_type): Remove.
1399 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
1400 signed_or_unsigned_type.
1401 (lhd_signed_or_unsigned_type): Remove.
1402 * gcc/expmed.c (make_tree): Use signed_type_for instead of
1403 lang_hooks.types.signed_type.
1404 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
1405 c_common_signed_type instead of lang_hooks.types.signed_type.
1406 (c_common_unsigned_type): New.
1407 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
1408 (shorten_compare): Use c_common_unsigned_type instead of
1409 c_common_signed_or_unsigned_type.
1410 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
1412 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
1413 lang_hooks.types.signed_type.
1414 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
1415 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
1416 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
1417 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
1418 instead of unsigned_type_for.
1419 * gcc/c-decl.c (groakdeclarator): Likewise.
1420 * gcc/c-typeck.c (convert_for_assignment): Likewise.
1421 * gcc/c-common.h (c_common_unsigned_type): New.
1423 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1426 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
1427 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
1429 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1432 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
1433 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
1435 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
1436 Sebastian Pop <sebpop@gmail.com>
1438 * lambda-code.c (remove_iv): New.
1439 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
1441 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
1443 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
1444 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
1445 * tree-ssa-loop-prefetch.c: Include optabs.h.
1446 (FENCE_FOLLOWING_MOVNT): New macro.
1447 (struct mem_ref): Add independent_p and storent_p fields.
1448 (record_ref): Initalize the new fields.
1449 (gather_memory_references_ref): Return true if the reference
1451 (gather_memory_references): Check whether all memory accesses
1452 in loop were recorded.
1453 (should_issue_prefetch_p): Return false for nontemporal stores.
1454 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
1455 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
1456 (determine_loop_nest_reuse): Detect independent memory references.
1457 (loop_prefetch_arrays): Call mark_nontemporal_stores.
1458 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
1459 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
1460 * config/i386/i386.h (x86_mfence): Declare.
1461 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
1462 * config/i386/i386.c (x86_mfence): New variable.
1463 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
1465 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
1466 * optabs.c (init_optabs): Initialize storent_optab.
1467 * optabs.h (enum optab_index): Add OTI_storent.
1468 (storent_optab): Declare.
1469 * genopinit.c (optabs): Add initialization for storent_optab.
1470 * tree.h (MOVE_NONTEMPORAL): New macro.
1471 * expr.c (expand_assignment, store_expr, store_constructor_field,
1472 store_constructor, store_field, expand_expr_real_1): Propagate
1473 nontemporality of the expanded store.
1474 (emit_storent_insn): New function.
1475 * expr.h (expand_assignment, store_expr): Declaration changed.
1476 * function.c (assign_parm_setup_reg): Pass false as nontemporality
1477 to expand_assignment.
1478 * stmt.c (expand_asm_expr): Ditto.
1479 * calls.c (initialize_argument_information): Pass false as
1480 nontemporality to store_expr.
1481 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
1484 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1486 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
1488 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
1490 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1492 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
1493 and allow DECL_P here.
1495 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
1497 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
1498 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
1499 track of the size of the expression.
1500 * cfghooks.c (merge_blocks): Remove block from loops structure only
1501 after call of the merge_blocks hook.
1503 2007-06-09 Tom Tromey <tromey@redhat.com>
1505 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
1506 (deprecated_state): Removed.
1507 (start_decl): Update.
1508 (enum deprecated_states): Moved earlier.
1509 (groktypename): Update.
1510 (push_parm_decl): Likewise.
1511 (grokfield): Likewise.
1512 (start_function): Likewise.
1514 2007-06-09 Ian Lance Taylor <iant@google.com>
1516 PR tree-optimization/32169
1517 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
1518 CONVERT_EXPR, check whether min and max both converted to an
1519 overflow infinity representation.
1521 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
1523 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
1524 not inserted on the edge.
1526 2007-06-08 Bob Wilson <bob.wilson@acm.org>
1528 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
1529 instructions if they are supported.
1530 (__divsi3, __umodsi3, __modsi3): Likewise.
1531 (__ashldi3, __ashrdi3, __lshrdi3): New.
1532 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
1534 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
1535 Tony Linthicum <tony.linthicum@amd.com>
1537 * doc/extend.texi: Add fvect-cost-model flag.
1538 * common.opt (fvect-cost-model): New flag.
1539 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
1540 cost fields in stmt_vec_info struct for STMT.
1541 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
1542 fields in stmt_vec_info struct and access functions for the same.
1543 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
1544 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
1545 load, store and vector to scalar operation.
1546 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
1547 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
1548 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
1549 (TARG_VEC_STORE_COST): Define cost of vector store.
1550 (vect_estimate_min_profitable_iters): Define new function.
1551 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
1552 check to evaluate if loop iterations are less than minimum profitable
1553 iterations determined by cost model or minimum vect loop bound defined
1554 by user, whichever is more conservative.
1555 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
1556 run-time check to evaluate if loop iterations are less than minimum
1557 profitable iterations determined by cost model or minimum vect loop
1558 bound defined by user, whichever is more conservative.
1559 (vect_estimate_min_profitable_iterations): New function to estimate
1560 mimimimum iterartions required for vector version of loop to be
1561 profitable over scalar version.
1562 (vect_model_reduction_cost): New function.
1563 (vect_model_induction_cost): New function.
1564 (vect_model_simple_cost): New function.
1565 (vect_cost_strided_group_size): New function.
1566 (vect_model_store_cost): New function.
1567 (vect_model_load_cost): New function.
1568 (vectorizable_reduction): Call vect_model_reduction_cost during
1570 (vectorizable_induction): Call vect_model_induction_cost during
1572 (vectorizable_load): Call vect_model_load_cost during analysis phase.
1573 (vectorizable_store): Call vect_model_store_cost during analysis phase.
1574 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
1575 vectorizable_promotion, vectorizable_demotion): Call
1576 vect_model_simple_cost during analysis phase.
1578 2007-06-08 Simon Baldwin <simonb@google.com>
1580 * reg-stack.c (get_true_reg): Readability change. Moved default case
1581 label into direct switch statement scope.
1583 2007-06-08 Simon Baldwin <simonb@google.com>
1585 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
1586 in gcc_assert() with '==' comparison.
1588 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1590 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
1591 TARGET_ABM handling of x86_popcnt variable.
1593 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1595 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
1596 __builtin_copysignq and __builtin_infq built-in functions.
1598 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1600 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
1601 SSE4.2 section. Correct built-in function names in SSE4A section.
1603 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1605 PR tree-optimization/32243
1606 * tree-vect-transform.c (vectorizable_type_promotion): Move check
1607 for ncopies after ratio check between nunits_out and nunits_in.
1608 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
1610 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
1612 PR tree-optimization/32224
1613 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
1614 vectorization upon a non GIMPLE_MODIFY_STMT.
1616 2007-06-08 Christian Bruel <christian.bruel@st.com>
1619 * config/sh/sh.md (doloop_end): New pattern and splitter.
1620 * loop-iv.c (simple_rhs_p): Check for hardware registers.
1622 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1625 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
1627 (verify_dominators): Do not change dominance tree.
1629 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1631 * config/sh/constraints.md: New file.
1632 * config/sh/sh.c: Include tm-constrs.h.
1633 (reg_class_from_letter): Remove.
1634 (prepare_cbranch_operands): Use satisfies_constraint_*
1635 function instead of macro.
1636 (andcosts, broken_move, sh_secondary_reload): Likewise.
1637 * config/sh/predicates.md (trapping_target_operand): Likewise.
1638 (and_operand, arith_operand, arith_reg_or_0_operand,
1639 cmp_operand, logical_operand, target_operand,
1640 ua_address_operand, ua_offset, xor_operand): Likewise.
1641 * config/sh/sh.md: Include constraints.md.
1642 (*movsicc_t_false): Use satisfies_constraint_* function
1644 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
1645 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
1646 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
1647 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
1648 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
1649 (REG_CLASS_FROM_CONSTRAINT): Remove.
1650 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
1651 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
1652 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
1653 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
1654 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1655 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
1656 function instead of macro.
1657 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1658 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
1659 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
1660 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
1661 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
1662 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
1663 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
1664 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
1665 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
1666 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
1667 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
1668 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
1669 EXTRA_CONSTRAINT_STR): Likewise.
1670 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
1672 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1674 * config/i386/darwin.h (STACK_BOUNDARY): Define.
1676 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
1679 * c-common.h (flag_cpp0x): Replaced by...
1680 (cxx_dialect): ... this new variable specifying the C++ dialect that
1682 * c-common.c (flag_cpp0x): Removed.
1683 (cxx_dialect): Defined.
1684 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
1686 * c-opts.c (c_common_post_options): Likewise.
1687 (set_std_cxx98): Set cxx_dialect to cxx98.
1688 (set_std_cxx0x): Set cxx_dialect to cxx0x.
1690 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1691 Hui-May Chang <hm.chang@apple.com>
1693 * doc/invoke.texi (Darwin Options): Update documentation for
1694 -mmacosx-version-min.
1695 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
1696 * config/darwin-driver.c: New file.
1697 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
1698 * config/t-darwin (darwin-driver.o): New rule.
1700 * config/darwin-c.c (version_as_macro): Ignore low digit.
1702 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
1704 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
1705 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
1706 (CSGNMODE): New mode macro.
1707 (CSGNVMODE): New mode attribute.
1708 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
1709 expander using CSGNMODE mode macro. Handle TFmode.
1710 (copysign<mode>3_const): Rename from copysignsf3_const and
1711 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
1713 (copysign<mode>3_var): Rename from copysignsf3_var and
1714 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
1716 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
1717 mode macro. Handle TFmode.
1718 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
1719 (iortf3, *iortf3): Ditto.
1720 (xortf3, *xortf3): Ditto.
1721 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
1722 TFmode and TImode masks.
1723 (ix86_expand_copysign): Expand TFmode copysign insn.
1724 (IX86_BUILTIN_INFQ): New.
1725 (IX86_BUILTIN_FABSQ): Ditto.
1726 (IX86_BUILTIN_COPYSIGNQ): Ditto.
1727 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
1728 [__builtin_fabsq]: Ditto.
1729 [__builtin_copysignq]: Ditto.
1730 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
1731 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
1732 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
1733 ix86_expand_binop_builtin().
1735 2007-06-07 Bob Wilson <bob.wilson@acm.org>
1737 * config/xtensa/lib1funcs.asm: Clean up whitespace.
1739 2007-06-07 Steve Ellcey <sje@cup.hp.com>
1742 * rtl.h (push_to_sequence2): New.
1743 * emit-rtl.c (push_to_sequence2): New.
1744 * function.c (assign_parm_data_all): Add new fields.
1745 (assign_parm_setup_block): Call push_to_sequence2 instead of
1747 (assign_parm_setup_reg): Ditto.
1748 (assign_parm_setup_stack): Ditto.
1749 (assign_parms_unsplit_complex): Ditto.
1750 (assign_parms): Change field name.
1752 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1754 PR tree-optimization/32220
1755 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
1756 phi node is reached before defining statement.
1758 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1761 * tree-vect-transform.c (vectorizable_call): Call update_stmt
1762 after changing the right hand side of the assignment.
1764 2007-06-06 Eric Christopher <echristo@apple.com>
1766 * config.gcc (i?86-*-darwin*): Remove arch parameter.
1767 (x86_64-*-darwin*): Ditto.
1768 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
1769 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1771 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1773 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
1775 (add_key): Likewise.
1776 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
1777 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
1779 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
1780 (add_cost_one_coalesce): Likewise.
1781 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
1782 variable names. Rename orig to orig_name for consistency.
1783 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
1785 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
1786 (record_equivalences_from_stmt): Likewise.
1787 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
1788 the coding conventions.
1789 (memory_ssa_name_same): Likewise.
1790 (dse_optimize_stmt): Likewise.
1791 (dse_record_phis): Likewise.
1792 (dse_finalize_block): Likewise.
1793 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
1794 keywords as variable names.
1795 (may_move_till): Cast according to the coding conventions.
1796 (force_move_till_expr): Avoid using C++ keywords as variable names.
1797 (force_move_till): Cast according to the coding conventions.
1798 (memref_hash): Likewise.
1799 (memref_eq): Likewise.
1800 (gather_mem_refs_stmt): Likewise.
1801 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
1802 keywords as variable names.
1803 (idx_find_step): Cast according to the coding conventions.
1804 (idx_record_use): Likewise.
1805 (find_depends): Likewise.
1806 (prepare_decl_rtl): Likewise.
1807 (mbc_entry_hash): Likewise.
1808 (mbc_entry_eq): Likewise.
1809 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
1810 (simplify_replace_tree): Avoid using C++ keywords as variable names.
1811 (idx_infer_loop_bounds): Cast according to the coding conventions.
1812 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
1813 * tree-ssa-math-opts.c (occ_new ): Likwise.
1814 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
1816 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
1818 (add_use_op): Likewise.
1819 (add_vop): Likewise.
1820 (add_vuse_op): Likewise.
1821 (add_vdef_op): Likewise.
1822 (get_expr_operands): Likewise.
1823 (push_stmt_changes): Use type safe memory macros.
1824 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
1825 keywords as variable names.
1826 (conditional_replacement): Likewise.
1827 (minmax_replacement): Likewise.
1828 (abs_replacement): Likewise.
1829 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
1831 (insert_fake_stores): Avoid using C++ keywords as variable names.
1832 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
1834 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
1835 (heapvar_insert): Use type safe memory macros.
1836 (new_var_info): Cast according to the coding conventions.
1837 (new_constraint): Likewise.
1838 (remove_preds_and_fake_succs): Use type safe memory macros.
1839 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
1841 (thread_single_edge): Likewise.
1842 (thread_through_loop_header): Likewise.
1844 2007-06-06 Eric Christopher <echristo@apple.com>
1846 * config/i386/i386.c (override_options): Move handling
1847 of TARGET_SUBTARGET* earlier.
1849 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
1851 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
1854 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
1856 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
1857 emited outside of basic block.
1858 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
1860 * rtl.h (delete_insn_chain): Declaration changed.
1861 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
1863 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
1864 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
1865 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
1866 to delete_insn_chain.
1867 (rtl_verify_flow_info_1): Verify that the insns in header and footer
1868 do not have bb field set.
1869 (rtl_verify_flow_info): Verify that insns between basic blocks do not
1871 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
1872 * cfgcleanup.c (try_optimize_cfg): Ditto.
1874 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1876 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
1877 (lambda_body_vector_new): Use type safe memory macros.
1878 (lambda_linear_expression_new): Likewise.
1879 (lambda_loopnest_new): Likewise.
1880 (lambda_lattice_new): Likewise.
1881 (replace_uses_equiv_to_x_with_y): Cast according to the coding
1882 conventions. Use type safe memory macros.
1883 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
1884 (lambda_body_vector_s): Likewise.
1885 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
1886 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
1888 2007-06-06 Richard Guenther <rguenther@suse.de>
1890 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
1891 if we need to schedule cfg_cleanup.
1892 (tree_ssa_forward_propagate_single_use_vars): Do so.
1894 2007-06-06 Ian Lance Taylor <iant@google.com>
1896 * fold-const.c (merge_ranges): If range_successor or
1897 range_predecessor fail, just return 0.
1899 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1901 PR tree-optimization/32216
1902 * tree-vectorizer.c (supportable_widening_operation): Determine
1903 signedness of FIX_TRUNC_EXPR from output operand.
1904 (supportable_narrowing_operation): Ditto.
1905 * tree-vect-generic.c (expand_vector_operations_1): Determine
1906 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
1909 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1911 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
1912 (struct pta): ...from here. Change flags to unsigned to avoid
1913 excessive casting (as it is used as a bit mask).
1914 (override_options): Add casts according to the coding convenventions.
1915 (x86_64_elf_unique_section): Likewise.
1916 (examine_argument): Avoid using C++ keywords as variable names.
1917 (construct_container): Likewise.
1918 (legitimize_pic_address): Likewise.
1919 (get_dllimport_decl): Cast according to the coding conventions. Use
1920 type safe memory macros.
1921 (legitimize_address): Cast according to the coding conventions.
1922 (emit_i387_cw_initialization): Corrected the type of slot to enum
1924 (ix86_init_machine_status): Use type safe memory macros.
1925 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
1926 (bdesc_pcmpistr): Likewise.
1927 (bdesc_crc32): Likewise.
1928 (bdesc_sse_3arg): Likewise.
1929 (bdesc_2arg): Likewise.
1930 (bdesc_1arg): Likewise.
1931 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
1932 (ix86_expand_sse_pcmpistr): Likewise.
1933 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
1934 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
1935 int to match the langhook definition.
1936 (ix86_builtin_conversion): Change the type of code to unsigned init to
1937 match the langhook definition.
1938 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
1940 (ix86_preferred_output_reload_class): Likewise.
1941 (ix86_cannot_change_mode_class): Likewise.
1942 (ix86_memory_move_cost): Likewise.
1943 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
1944 avoid excessive casting later on.
1945 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
1947 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1949 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
1950 as flags setting insn.
1951 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
1953 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1955 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
1956 (UNSPEC_ROUND): New.
1957 ("sse4_1_round<mode>2"): New insn pattern.
1958 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
1960 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
1961 expander using SSEMODEF mode macro. Expand using
1962 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1963 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
1964 expander using SSEMODEF mode macro. Expand using
1965 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1966 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
1967 expander using SSEMODEF mode macro. Expand using
1968 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1969 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
1970 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
1971 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
1974 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
1975 Sebastian Pop <sebpop@gmail.com>
1977 * lambda.h (build_linear_expr): New.
1978 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
1979 Use build_linear_expr, call fold and force_gimple_operand.
1980 (lambda_loopnest_to_gcc_loopnest): Check that there is
1981 something to insert.
1982 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
1984 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
1986 PR preprocessor/23479
1987 * doc/extend.texi: Document the 0b-prefixed binary integer
1990 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1992 PR tree-optimization/32215
1993 * tree-vectorizer.c (supportable_widening_operation): Return false
1994 for unsupported FIX_TRUNC_EXPR tree code.
1995 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
1997 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
1999 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
2000 register on SPE targets. Change documentation to reflect
2002 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2003 Change FIXED_SCRATCH to 14 and document why we're keeping r14
2004 out of the register allocation pool.
2005 (rs6000_reg_live_or_pic_offset_p): New function.
2006 (rs6000_emit_prologue): Move the actual saving of LR up to free
2007 r0 for holding r11. Split saving of SPE 64-bit registers into
2008 its own case. Ensure that offsets will always be in-range for
2009 'evstdd' by using r11 as a scratch register to point at the start
2010 of the SPE save area. Save r11 if necessary, as it is the static
2012 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
2013 into its own case. Ensure that offsets will always be in-range
2014 for 'evldd' by using r11 as a scratch register to point at the
2015 start of the SPE save area. Also adjust r11 when restoring
2016 the stack pointer to compensate for pre-loading r11.
2018 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
2020 * cfg.c (init_flow): Use type safe memory macros.
2021 (alloc_block): Likewise.
2022 (unchecked_make_edge): Likewise.
2023 (dump_flow_info): Avoid using C++ keywords as variable names.
2024 (copy_original_table_clear): Cast according to the coding conventions.
2025 (copy_original_table_set): Likewise.
2026 * cfgexpand (label_rtx_for_bb): Likewise.
2027 (expand_gimple_basic_block): Likewise.
2028 * cfghooks.c (dump_bb): Likewise.
2029 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
2031 (lv_add_condition_to_bb): Likewise.
2032 * cfglayout (relink_block_chain): Cast according to the coding
2034 (fixup_reorder_chain): Likewise.
2035 (fixup_fallthru_exit_predecessor): Likewise.
2036 * cfgloop.c (glb_enum_p): Likewise.
2037 (get_exit_description): Likewise.
2038 (dump_recorded_exit): Likewise.
2039 * cfgloop.h (enum loop_estimation): Move out of struct scope...
2040 (struct loop): ... from here.
2041 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
2043 * cfgrtl.c (rtl_create_basic_block): Likewise.
2044 (rtl_split_block): Likewise.
2045 (rtl_dump_bb): Likewise.
2046 (cfg_layout_split_block): Likewise.
2047 (init_rtl_bb_info): Use typesafe memory macros.
2049 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
2050 * graphds.h: Updated all usages of edge to graph_edge.
2051 * graphds.c: Likewise.
2052 * cfgloopanal.c: Likewise.
2054 2007-06-05 Ian Lance Taylor <iant@google.com>
2056 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
2057 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
2058 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
2060 (test_for_singularity): Likewise.
2062 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2064 * config/i386/constraints.md ("Y2"): Replaced by ...
2066 * config/i386/i386.md: Likewise.
2067 * config/i386/mmx.md: Likewise.
2068 * config/i386/sse.md: Likewise.
2070 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2072 * config/i386/constraints.md ("z"): Replaced by ...
2074 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
2075 (sse4_1_blendvps): Likewise.
2076 (sse4_1_pblendvb): Likewise.
2077 (sse4_2_pcmpestr): Likewise.
2078 (sse4_2_pcmpestrm): Likewise.
2079 (sse4_2_pcmpestr_cconly): Likewise.
2080 (sse4_2_pcmpistr): Likewise.
2081 (sse4_2_pcmpistrm): Likewise.
2082 (sse4_2_pcmpistr_cconly): Likewise.
2084 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
2086 * matrix-reorg.c (transform_access_sites): Fix computation.
2087 (transform_allocation_sites): Same.
2089 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2091 * config/i386/i386.c (override_options): Use
2092 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
2094 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2096 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
2097 (nonimm_not_xmm0_operand): Ditto.
2098 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
2099 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
2100 as operand[2] predicate. Require "z" class XMM register for
2101 operand[3]. Adjust asm template.
2102 ("sse4_1_blendvpd"): Ditto.
2103 ("sse4_1_pblendvb"): Ditto.
2104 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
2105 force op2 into xmm0 register for variable blend instructions.
2107 2007-06-04 Tom Tromey <tromey@redhat.com>
2109 * c-tree.h (start_enum): Update.
2110 (build_enumerator): Likewise.
2111 * c-decl.c (enum_next_value): Removed.
2112 (enum_overflow): Likewise.
2113 (start_enum): Add c_enum_contents argument. Don't use globals.
2114 (build_enumerator): Likewise.
2115 * c-tree.h (struct c_enum_contents): New struct.
2117 2007-06-04 Tom Tromey <tromey@redhat.com>
2119 * c-common.c (c_common_get_alias_set): Fix indentation.
2121 2007-06-04 Ian Lance Taylor <iant@google.com>
2123 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
2124 to overflow, reduce overflow infinity to regular infinity.
2125 (vrp_var_may_overflow): New static function.
2126 (vrp_visit_phi_node): Check vrp_var_may_overflow.
2128 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
2130 * stor-layout.c (layout_type): Remove duplicate code.
2132 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
2135 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
2136 before build_common_builtin_nodes ().
2138 2007-06-04 Steve Ellcey <sje@cup.hp.com>
2141 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
2143 2007-06-04 Jan Hubicka <jh@suse.cz>
2145 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
2146 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
2147 instead of _stat version.
2149 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2151 PR tree-optimization/32194
2152 * tree-predcom.c (determine_offset): Check that both references have
2155 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2157 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
2158 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
2159 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2160 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
2161 Add argument to iterate_fix_dominators call.
2162 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
2163 * gcse.c (hoist_code): Change domby to vector.
2164 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
2165 Add argument to iterate_fix_dominators call.
2166 * loop-doloop.c (doloop_modify): Changed recount_dominator to
2167 recompute_dominator.
2168 * lambda-code.c (perfect_nestify): Ditto.
2169 * cfgloopanal.c: Include graphds.h.
2170 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
2171 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
2172 (mark_irreducible_loops): Use graphds_scc. Remove argument from
2174 * graphds.c: New file.
2175 * graphds.h: New file.
2176 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
2177 (get_dominated_by, get_dominated_by_region): Change return type to
2179 (verify_dominators): Recompute all dominators and compare the results.
2180 (recount_dominator): Renamed to ...
2181 (recompute_dominator): ... this. Do not check that the block is
2183 (iterate_fix_dominators): Reimplemented.
2184 (prune_bbs_to_update_dominators, root_of_dom_tree,
2185 determine_dominators_for_sons): New functions.
2186 * et-forest.c (et_root): New function.
2187 * et-forest.h (et_root): Declare.
2188 * Makefile.in (graphds.o): Add.
2189 (cfgloopanal.o): Add graphds.h dependency.
2190 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
2191 * basic-block.h (get_dominated_by, get_dominated_by_region,
2192 iterate_fix_dominators): Declaration changed.
2193 (recount_dominator): Renamed to ...
2194 (recompute_dominator): ... this.
2195 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
2196 (thread_through_all_blocks): Do not free dominance info.
2198 2007-06-03 Andreas Schwab <schwab@suse.de>
2200 * config/m68k/m68k.c (override_options): Don't override
2202 * config/m68k/m68k-modes.def (SF, DF): Define to use
2203 motorola_single_format and motorola_double_format, resp.
2204 * real.c (motorola_single_format): Renamed from
2205 coldfire_single_format.
2206 (motorola_double_format): Renamed from coldfire_double_format.
2207 (encode_ieee_extended): Generate a proper canonical NaN image
2208 respecting canonical_nan_lsbs_set.
2209 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
2211 * real.h: Adjust declarations.
2213 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
2216 * config/sh/sh.md (symGOT_load): Don't schedule insns when
2217 the symbol is generated with the stack protector.
2219 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
2221 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
2222 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
2224 * doc/extend.texi (interrupt): Mention m68k.
2226 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
2228 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
2229 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
2230 (ix86_expand_sse_pcmpestr): Do not check operands for
2231 "register_operand", when insn operand predicate is "register_operand".
2232 (ix86_expand_sse_pcmpistr): Ditto.
2234 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
2235 Uros Bizjak <ubizjak@gmail.com>
2237 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
2238 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
2239 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
2240 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
2241 * config/i386/constraints.md ("z"): New register constraint
2242 for members of SSE_FIRST_REG class.
2243 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
2244 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
2245 SSE_FIRST_REG class.
2246 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
2247 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
2248 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
2249 (IX86_BUILTIN_PCMPESTRM128): Likewise.
2250 (IX86_BUILTIN_PCMPESTRA128): Likewise.
2251 (IX86_BUILTIN_PCMPESTRC128): Likewise.
2252 (IX86_BUILTIN_PCMPESTRO128): Likewise.
2253 (IX86_BUILTIN_PCMPESTRS128): Likewise.
2254 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
2255 (IX86_BUILTIN_PCMPISTRI128): Likewise.
2256 (IX86_BUILTIN_PCMPISTRM128): Likewise.
2257 (IX86_BUILTIN_PCMPISTRA128): Likewise.
2258 (IX86_BUILTIN_PCMPISTRC128): Likewise.
2259 (IX86_BUILTIN_PCMPISTRO128): Likewise.
2260 (IX86_BUILTIN_PCMPISTRS128): Likewise.
2261 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
2262 (struct builtin_description): Change "flag" field to unsigned.
2263 (bdesc_pcmpestr): New builtin description table.
2264 (bdesc_pcmpistr): Likewise.
2265 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
2266 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
2267 Initialize pcmp[ei]str[im] insns for SSE4.2.
2268 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
2269 (ix86_expand_sse_pcmpistr): Likewise.
2270 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
2271 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
2272 (UNSPEC_PCMPISTR): Likewise.
2273 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
2274 (sse4_2_pcmpestri):New isns pattern.
2275 (sse4_2_pcmpestrm): Likewise.
2276 (sse4_2_pcmpestr_cconly): Likewise.
2277 (sse4_2_pcmpistr): New insn patern and splitter.
2278 (sse4_2_pcmpistri):New isns pattern.
2279 (sse4_2_pcmpistrm): Likewise.
2280 (sse4_2_pcmpistr_cconly): Likewise.
2281 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
2284 2007-06-01 David Daney <ddaney@avtrex.com>
2286 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
2287 LOADGP_ABSOLUTE and not binds_local_p.
2289 2007-06-01 Geoffrey Keating <geoffk@apple.com>
2291 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
2293 2007-06-01 Ian Lance Taylor <iant@google.com>
2295 * tree-vrp.c (compare_name_with_value): Always set
2296 used_strict_overflow if we get a result from the variable itself.
2298 2007-06-01 Ian Lance Taylor <iant@google.com>
2300 PR rtl-optimization/31455
2301 * lower-subreg.c (find_decomposable_subregs): Don't decompose
2302 subregs which have a cast between modes which are not tieable.
2304 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
2306 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
2307 breaks after return statements.
2309 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
2311 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
2312 only after no_new_pseudos.
2314 2007-05-31 Eric Christopher <echristo@apple.com>
2316 * expr.c (convert_move): Assert that we don't have a BLKmode
2318 (store_expr): Handle BLKmode moves by calling emit_block_move.
2320 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
2322 * c-typeck.c (build_indirect_ref): Include type in error message.
2323 (build_binary_op): Pass types to binary_op_error.
2324 * c-common.c (binary_op_error): Take two type arguments, print out
2326 * c-common.h (binary_op_error): Update prototype.
2328 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
2330 * config/i386/i386.c: Correct coments on -mno-sse4.
2332 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
2334 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
2335 (x86_64-*-*): Likewise.
2336 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
2337 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
2338 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2339 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
2340 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2341 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2342 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2343 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2344 (OPTION_MASK_ISA_SSE4): Likewise.
2345 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
2346 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2347 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
2348 (override_options): Support SSE4.2.
2349 (ix86_build_const_vector): Support SImode and DImode.
2350 (ix86_build_signbit_mask): Likewise.
2351 (ix86_expand_int_vcond): Support V2DImode.
2352 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
2353 (IX86_BUILTIN_CRC32HI): Likewise.
2354 (IX86_BUILTIN_CRC32SI): Likewise.
2355 (IX86_BUILTIN_CRC32DI): Likewise.
2356 (IX86_BUILTIN_PCMPGTQ): Likewise.
2357 (bdesc_crc32): Likewise.
2358 (bdesc_sse_3arg): Likewise.
2359 (ix86_expand_crc32): Likewise.
2360 (ix86_init_mmx_sse_builtins): Support SSE4.2.
2361 (ix86_expand_builtin): Likewise.
2362 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2363 __SSE4_2__ for -msse4.2.
2364 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
2365 (CRC32MODE): Likewise.
2366 (crc32modesuffix): Likewise.
2367 (crc32modeconstraint): Likewise.
2368 (sse4_2_crc32<mode>): Likewise.
2369 (sse4_2_crc32di): Likewise.
2370 * config/i386/i386.opt (msse4.2): New for SSE4.2.
2372 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
2373 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
2374 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
2375 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
2376 (vcondu<mode>): Likewise.
2377 * doc/extend.texi: Document SSE4.2 built-in functions.
2378 * doc/invoke.texi: Document -msse4.2/-msse4.
2380 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
2382 PR tree-optimization/32160
2383 * tree-predcom.c (predcom_tmp_var): New function. Mark created
2384 variable as gimple reg.
2385 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
2387 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
2389 * gcc.c (main): Don't consider linker options when issuing the
2390 warning about a linker input file not being used.
2392 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2394 * tree-vrp.c (compare_names): Initialize sop.
2396 2007-05-30 Dirk Mueller <dmueller@suse.de>
2398 * cgraphunit.c (cgraph_analyze_function): Remove
2399 computation of inline parameters.
2401 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2403 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
2405 2007-05-30 Richard Sandiford <richard@codesourcery.com>
2407 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
2408 Add vx-common.h. Include vxworks.h between vx-common.h and
2410 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
2412 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
2413 (TARGET_ASM_DESTRUCTOR): Likewise.
2414 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
2415 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
2416 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
2417 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
2418 (VXWORKS_ENDIAN_SPEC): Define.
2419 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
2420 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
2421 VXWORKS_* equivalents.
2422 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
2423 (ASM_FILE_START): Delete.
2424 (TARGET_VERSION): Reformat.
2425 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
2426 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
2427 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
2428 (FPBIT, DPBIT): Define.
2429 (fp-bit.c, dp-bit.c): New rules.
2430 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
2431 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
2432 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
2433 * config/arm/arm.h: Include vxworks-dummy.h.
2434 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
2435 Mark with ATTRIBUTE_UNUSED.
2436 (arm_override_options): Do not allow VxWorks RTP PIC to be used
2437 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
2438 make it incompatible with -msingle-pic-base.
2439 (arm_function_ok_for_sibcall): Return false for calls that might
2440 go through a VxWorks PIC PLT entry.
2441 (require_pic_register): New function, split out from...
2442 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
2444 (arm_load_pic_register): Handle the VxWorks RTP initialization
2445 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
2446 (arm_emit_call_insn): New function.
2447 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
2448 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
2449 (pic_offset_arm): New pattern.
2450 (call, call_value): Use arm_emit_call_insn.
2451 (call_internal, call_value_internal): New expanders.
2452 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
2453 VxWorks unless __PIC__.
2455 2007-05-30 Eric Christopher <echristo@gmail.com>
2457 * genrecog.c: Include regs.h in generated file.
2458 * genemit.c: Ditto. Fix up formatting.
2459 * config/mn10300/constraints.md: New.
2460 * config/mn10300/mn10300.md: Include.
2461 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
2462 Fix up for removed macro.
2463 * config/mn10300/predicates.md (call_address_operand): Ditto.
2464 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
2465 (CONST_OK_FOR_I): Ditto.
2466 (CONST_OK_FOR_J): Ditto.
2467 (CONST_OK_FOR_K): Ditto.
2468 (CONST_OK_FOR_L): Ditto.
2469 (CONST_OK_FOR_M): Ditto.
2470 (CONST_OK_FOR_N): Ditto.
2471 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
2475 (EXTRA_CONSTRAINT): Ditto.
2477 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2479 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
2481 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
2482 OPTION_MASK_ISA_64BIT.
2483 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
2485 2007-05-30 Richard Guenther <rguenther@suse.de>
2488 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
2489 types for comparison.
2490 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
2491 with original typed arguments.
2492 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
2494 2007-05-30 Jakub Jelinek <jakub@redhat.com>
2496 PR tree-optimization/31769
2497 * except.c (duplicate_eh_regions): Clear prev_try if
2498 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
2500 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
2502 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
2503 * tree-ssa-sink.c (statement_sink_location): Return basic block and
2504 bsi of the location where statements should be inserted.
2505 (sink_code_in_bb): Take bsi from statement_sink_location.
2506 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
2507 instead of bsi_start.
2508 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
2510 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
2511 (bsi_move_before): Document inconsistency with bsi_move_after.
2512 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
2514 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2516 * config/i386/i386.h (TARGET_ABM): New define.
2517 (TARGET_POPCNT): Ditto.
2518 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
2519 New temporary defines to redefine from OPTION_ISA_* defines.
2520 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
2521 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
2522 (ix86_isa_flags): New extern int declaration.
2523 (TARGET_SUBTARGET_DEFAULT): New define.
2524 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
2525 (TARGET_SUBTARGET32_DEFAULT): Ditto.
2526 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
2527 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2528 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
2529 * config/i386/darwin.h: Change TARGET_64BIT define to
2532 * config/i386/i386.opt (m3dnowa): Define as undocumented option
2533 using existing "ix86_isa_flags" varible.
2534 (m32, m64): Use existing "ix86_isa_flags" variable.
2535 (mmmx, m3dnow): Ditto.
2536 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
2537 (mabm): Define as non-negative option using "x86_abm" variable.
2538 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
2540 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
2541 Rewrite feature test bitmap.
2542 (ix86_isa_flags): New initialized global int varible.
2543 (ix86_isa_flags_explicit): New static int variable.
2544 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
2545 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
2546 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
2547 target_flags_explicit.
2548 (override_options): Remove "target_enable" and "target_disable" fields
2549 from "struct ptt". Update processor_target_table accordingly. Remove
2550 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
2551 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
2552 "target_flags" and "ix86_isa_flags_explicit" instead of
2553 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
2554 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
2555 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
2556 to true when either of PTA_POPCNT or PTA_ABM is set in
2557 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
2558 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
2559 processor_alias_table flags entry. Remove handling of
2560 "target_enable" and "target_disable" fields of processor_target_table.
2561 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
2562 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
2563 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
2564 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
2565 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
2567 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
2569 2007-05-29 David Daney <ddaney@avtrex.com>
2572 * config/mips/mips.c (mips_output_mi_thunk): Emit
2573 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
2575 2007-05-29 Hui-May Chang <hm.chang@apple.com>
2576 * config/i386/i386.c (ix86_function_regparm): Added checking of
2577 ix86_force_align_arg_pointer to determine the number of
2578 register parameters.
2580 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
2582 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
2583 (SET_DR_MISALIGNMENT): New.
2584 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
2585 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
2586 Use SET_DR_MISALIGNMENT.
2587 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
2589 * tree-data-ref.c (create_data_ref, compute_all_dependences,
2590 find_loop_nest): Export.
2591 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
2592 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
2593 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
2594 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
2596 (struct mem_ref): Add field reuse_distance.
2597 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
2598 Initialize reuse_distance field.
2599 (issue_prefetch_ref): Select temporality of prefetch according to
2601 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
2602 self_reuse_distance, determine_loop_nest_reuse): New functions.
2603 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
2604 (tree_ssa_prefetch_arrays): Dump L2 cache size.
2605 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
2608 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
2610 * tree-ssa-alias.c: Add aliasing overview.
2612 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
2613 Danny Smith <dannysmith@users.sourceforge.net>
2616 * config/i386/t-crtfm: Compile crtfastmath.o with
2617 -minline-all-stringops.
2618 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
2619 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
2621 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2623 * doc/md.texi: Document constraints on HP PA-RISC.
2625 * pa/constraints.md: New file.
2626 * pa.md: Include constraints.md.
2627 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
2628 (integer_store_memory_operand, ldil_cint_p): New functions.
2629 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
2630 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2631 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
2632 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
2633 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
2635 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
2638 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
2639 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
2640 case POSTDECREMENT_EXPR>): Return the error_mark_node
2641 if either the real or imaginary parts would an
2644 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
2646 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
2647 name when we remove it from a call.
2649 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
2651 * targhooks.c (default_narrow_bitfield): Remove.
2652 * targhooks.h: Remove the prototype for
2653 default_narrow_bitfield.
2655 * langhooks-def.h: Remove the prototype for
2656 hook_get_alias_set_0.
2657 * langhooks.c (hook_get_alias_set_0): Remove.
2659 * global.c (EXECUTE_IF_CONFLICT): Remove.
2661 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2664 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
2665 return true when truth_value_p is true and the type
2668 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2670 * doc/install.texi (Prerequisites): We no longer require Autoconf
2671 2.13 for the top-level.
2673 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
2675 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
2676 memory access via x86_expand_vector_move_misalign() only for
2677 TImode values on 32-bit targets.
2679 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
2681 * matrix-reorg.c: New file. Implement matrix flattening and
2682 transposing optimization.
2683 * tree-pass.h: Add matrix reorg pass.
2684 * common.opt: Add fipa-mreorg flag.
2685 * Makefile.in: Add matrix-reorg.c.
2686 * passes.c: Add matrix reorg pass.
2687 * varpool.c (add_new_static_var): New function.
2688 * cgraph.h (add_new_static_var): Declare.
2690 2007-05-27 Eric Christopher <echristo@apple.com>
2692 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
2693 sp_offset depending on stack size. Save r12 depending
2694 on registers we're saving later.
2695 (rs6000_emit_epilogue): Update sp_offset depending only
2698 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
2700 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
2701 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2702 * ifcvt.c (if_convert): Ditto.
2703 * tree-ssa-threadupdate.c (thread_block): Ditto.
2704 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
2705 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2706 verify_loop_closed_ssa): Check number_of_loops instead of
2708 * predict.c (tree_estimate_probability): Ditto.
2709 * tree-if-conv.c (main_tree_if_conversion): Ditto.
2710 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2711 * modulo-sched.c (sms_schedule): Ditto.
2712 * tree-scalar-evolution.c (scev_const_prop): Ditto.
2713 (scev_finalize): Do not do anything if scev analysis was not
2715 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
2716 current_loops == NULL.
2717 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
2718 * loop-init.c (loop_optimizer_init): Do not free current_loops when
2720 (loop_optimizer_finalize): Assert that loops were analyzed.
2721 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
2722 rtl_doloop): Check number_of_loops instead of current_loops.
2723 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
2724 current_loops == NULL.
2725 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
2726 gate_tree_vectorize tree_linear_transform, check_data_deps,
2727 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
2728 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
2729 Check number_of_loops instead of current_loops.
2730 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
2731 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
2732 free loops if available.
2733 (execute_pre): Do not pass do_fre to fini_pre.
2735 2007-05-27 Tobias Burnus <burnus@net-b.de>
2738 * real.c (mpfr_from_real): Fix sign of -Inf.
2740 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
2742 * tree-vect-transform.c (vectorizable_conversion): Initialize
2743 tree_code variables to ERROR_MARK.
2744 (vectorizable_type_demotion): Likewise.
2745 (vectorizable_type_promotion): Likewise.
2747 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2750 * config/i386/i386.md (movti): Handle push operands via
2753 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2755 * basic-block.h: Remove the prototype for merge_seq_blocks.
2756 * cfgcleanup.c (merge_seq_blocks): Remove.
2758 * tree-flow.h: Remove the prototype for is_aliased_with.
2759 * tree-ssa-alias.c (is_aliased_with): Remove.
2761 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
2763 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
2765 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
2767 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
2768 ix86_expand_sse4_unpack if SSE4.1 is enabled.
2769 (vec_unpacks_hi_v16qi): Likewise.
2770 (vec_unpacku_lo_v16qi): Likewise.
2771 (vec_unpacks_lo_v16qi): Likewise.
2772 (vec_unpacku_hi_v8hi): Likewise.
2773 (vec_unpacks_hi_v8hi): Likewise.
2774 (vec_unpacku_lo_v8hi): Likewise.
2775 (vec_unpacks_lo_v8hi): Likewise.
2776 (vec_unpacku_hi_v4si): Likewise.
2777 (vec_unpacks_hi_v4si): Likewise.
2778 (vec_unpacku_lo_v4si): Likewise.
2779 (vec_unpacks_lo_v4si): Likewise.
2781 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2783 * c-typeck.c, config/arm/arm.c, config/darwin.c,
2784 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
2785 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
2786 follow spelling conventions in various
2787 warning/error/diagnostic messages.
2789 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
2790 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
2791 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
2792 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
2793 tree-vrp.c: Fix comment typos. Follow spelling conventions.
2794 * doc/tm.texi: Follow spelling conventions.
2796 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2799 * tree-ssa-forwprop.c
2800 (forward_propagate_addr_into_variable_array_index): Remove
2801 the lhs argument. Use the type of def_rhs instead of lhs.
2802 (forward_propagate_addr_expr_1): Update use of
2803 forward_propagate_addr_into_variable_array_index.
2805 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
2806 Nigel Stephens <nigel@mips.com>
2808 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
2809 function attributes, "far" being an alias for "long_call".
2810 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
2811 (mips_near_type_p, mips_far_type_p): New.
2812 (mips_comp_type_attributes): New function to check that attributes
2813 attached to a function type are compatible.
2814 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
2815 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
2816 to the target function of the thunk.
2817 (mips_encode_section_info): Check for "near" and "far" function
2818 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
2820 * config/mips/predicates.md (const_call_insn_operand): Test only
2821 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
2823 * doc/extend.texi (Function Attributes): Document MIPS "near" and
2826 * testsuite/gcc.target/mips/near-far-1.c: New test case.
2827 * testsuite/gcc.target/mips/near-far-2.c: New test case.
2828 * testsuite/gcc.target/mips/near-far-3.c: New test case.
2829 * testsuite/gcc.target/mips/near-far-4.c: New test case.
2831 2007-05-25 Eric Christopher <echristo@apple.com>
2833 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
2834 to x86-darwin configurations.
2835 * config/i386/t-darwin: Add softfp support.
2836 * config/i386/t-darwin64: Ditto.
2837 * config/i386/sfp-machine.h: If mach then don't use
2838 aliasing, emit a stub to call.
2840 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
2842 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
2843 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
2844 tree-predcom.c, tree-ssa-alias-warnings.c,
2845 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
2846 comment typos. Follow spelling conventions.
2847 * doc/cpp.texi, doc/invoke.texi: Fix typos.
2849 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2852 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
2853 constants into memory. Expand unaligned memory references for
2854 SSE modes via x86_expand_vector_move_misalign() function.
2856 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
2858 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
2859 "memory" attribute for "sseishft" type insn without operands[2].
2861 2007-05-25 Dirk Mueller <dmueller@suse.de>
2862 Marcus Meissner <meissner@suse.de>
2864 * doc/extend.texi (alloc_size): New attribute.
2865 * c-common.c (handle_alloc_size_attribute): New.
2866 * tree-object-size.c (alloc_object_size): Use alloc_size
2867 attribute, if available.
2869 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2871 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
2873 (__builtin_ia32_vec_ext_v2di): Likewise.
2874 (__builtin_ia32_vec_ext_v4si): Likewise.
2875 (__builtin_ia32_vec_ext_v8hi): Likewise.
2876 (__builtin_ia32_vec_ext_v16qi): Likewise.
2877 (__builtin_ia32_vec_set_v8hi): Likewise.
2879 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2881 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
2883 2007-05-25 Richard Sandiford <richard@codesourcery.com>
2885 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
2886 (arm_is_longcall_p): Rename to...
2887 (arm_is_long_call_p): ...this. Take a single tree argument and
2889 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
2890 (CUMULATIVE_ARGS): Remove call_cookie.
2891 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
2892 (ENCODED_LONG_CALL_ATTR_P): Delete.
2893 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
2894 LONG_CALL_FLAG_CHAR cases.
2895 (ARM_DECLARE_FUNCTION_SIZE): Delete.
2896 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
2897 ARM_DECLARE_FUNCTION_SIZE.
2898 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
2899 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
2900 (arm_encode_call_attribute, current_file_function_operand): Delete.
2901 (arm_function_in_section_p): New function.
2902 (arm_is_longcall_p): Rename to...
2903 (arm_is_long_call_p): ...this. Take the target function as a single
2904 argument and return a bool. Do not rely on call cookies. Check
2905 whether the target symbol is in the same section as the current
2906 function, not just the same compilation unit.
2907 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
2908 (arm_encode_section_info): Don't encode a call type.
2909 * config/arm/arm.md (call, call_value): Update calls to
2910 arm_is_long(_)call_p. Simplify logic.
2911 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
2912 Update calls to arm_is_long(_)call_p.
2914 2007-05-25 Richard Guenther <rguenther@suse.de>
2916 PR tree-optimization/31982
2917 * tree-ssa-forwprop.c
2918 (forward_propagate_addr_into_variable_array_index): Handle arrays
2919 with element size one.
2921 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2923 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
2924 (umulsi3_highpart): Likewise.
2926 2007-05-24 Ian Lance Taylor <iant@google.com>
2928 PR rtl-optimization/32069
2929 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
2932 2007-05-24 Ollie Wild <aaw@google.com>
2934 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
2937 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
2939 * postreload-gcse.c (reg_changed_after_insn_p): New function.
2940 (oprs_unchanged_p): Use it to check all registers in a REG.
2941 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
2942 (reg_set_between_after_reload_p): Delete.
2943 (reg_used_between_after_reload_p): Likewise.
2944 (reg_set_or_used_since_bb_start): Likewise.
2945 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
2946 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
2947 Use reg_set_between_p instead of reg_set_between_after_reload_p.
2948 * rtlanal.c (reg_set_p): Check whether REG overlaps
2949 regs_invalidated_by_call, rather than just checking the
2950 membership of REGNO (REG).
2952 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2954 * doc/passes.texi: Document predictive commoning.
2955 * doc/invoke.texi (-fpredictive-commoning): Document.
2956 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
2957 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
2958 adding indices to the generated name.
2959 (schedule_sm): Pass 0 to get_lsm_tmp_name.
2960 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
2961 * tree-pretty-print.c (op_symbol_1): Renamed to ...
2962 (op_symbol_code): ... and exported.
2963 (dump_omp_clause, op_symbol): Use op_symbol_code
2964 instead of op_symbol_1.
2965 * tree-pass.h (pass_predcom): Declare.
2966 * timevar.def (TV_PREDCOM): New timevar.
2967 * tree-ssa-loop.c (run_tree_predictive_commoning,
2968 gate_tree_predictive_commoning, pass_predcom): New.
2969 * tree-data-ref.c (find_data_references_in_loop): Find the
2970 references in dominance order.
2971 (canonicalize_base_object_address): Ensure that the result has
2973 (dr_analyze_innermost): Export.
2974 (create_data_ref): Code to fail for references with invariant
2976 (find_data_references_in_stmt): ... here.
2977 * tree-data-ref.h (dr_analyze_innermost): Declare.
2978 * tree-affine.c: Include tree-gimple.h and hashtab.h.
2979 (aff_combination_find_elt, name_expansion_hash,
2980 name_expansion_eq, tree_to_aff_combination_expand,
2981 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
2983 * tree-affine.h (aff_combination_constant_multiple_p,
2984 tree_to_aff_combination_expand): Declare.
2985 * tree-predcom.c: New file.
2986 * common.opt (fpredictive-commoning): New option.
2987 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
2988 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
2989 * Makefile.in (tree-predcom.o): Add.
2990 (tree-affine.o): Add TREE_GIMPLE_H dependency.
2991 * passes.c (init_optimization_passes): Add dceloop after
2992 copy propagation in loop optimizer. Add predictive commoning
2993 to loop optimizer passes.
2995 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2997 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
3000 2007-05-24 Jan Hubicka <jh@suse.cz>
3002 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
3004 (genheader): Include statistics.h.
3006 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
3008 * print-rtl.c (flag_dump_unnumbered): Update comments.
3009 (print_rtl): Fix my previous change.
3010 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
3013 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
3016 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
3018 (thread_through_all_blocks): Call initialize_original_copy_tables
3019 and free_original_copy_tables.
3020 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
3022 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3023 * cfghooks.c (duplicate_block): Use get_loop_copy.
3024 * cfg.c: Include cfgloop.h.
3025 (loop_copy): New hash table.
3026 (initialize_original_copy_tables): Initialize loop_copy table.
3027 (free_original_copy_tables): Free loop_copy table.
3028 (copy_original_table_clear, copy_original_table_set,
3029 set_loop_copy, get_loop_copy): New functions.
3030 (set_bb_original, set_bb_copy): Use copy_original_table_set.
3031 * cfgloop.h (struct loop): Remove copy field.
3032 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
3033 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
3035 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3037 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
3038 -msse/-msse2/-msse3.
3040 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3042 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
3043 __builtin_ia32_vec_set_v2di with MASK_64BIT.
3045 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
3048 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
3049 * targhooks.h (default_mangle_decl_assembler_name): Declare
3051 * targhooks.c (default_mangle_decl_assembler_name): Define
3053 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
3055 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
3056 * langhooks.c (lhd_set_decl_assembler_name): Call
3057 targetm.mangle_decl_assembler_name for names with global scope.
3059 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
3061 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
3062 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
3064 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
3065 New. Factored out of i386_pe_encode_section_info.
3066 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
3067 Move check for prior decoration of stdcall
3068 symbols to i386_pe_encode_section_info.
3069 (i386_pe_encode_section_info): Adjust call to
3070 gen_stdcall_or_fastcall_suffix. Use
3071 i386_pe_maybe_mangle_decl_assembler_name, if needed.
3072 (i386_pe_mangle_decl_assembler_name): New. Wrap
3073 i386_pe_maybe_mangle_decl_assembler_name.
3075 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3077 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
3078 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
3079 * langhooks.c (get_signed_or_unsigned_type): Don't check for
3080 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
3081 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
3084 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
3085 Nigel Stephens <nigel@mips.com>
3086 Richard Sandiford <richard@codesourcery.com>
3088 Fix up MIPS16 hard float and add support for complex.
3090 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
3091 (TARGET_SOFT_FLOAT_ABI): New.
3092 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
3093 __mips_soft_float to reflect the ABI in use, not whether the
3094 FPU is directly accessible (e.g., in MIPS16 mode).
3095 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
3096 (UNITS_PER_FPVALUE): Likewise.
3098 * config/mips/mips.c (mips_expand_call): Remove redundant
3099 TARGET_MIPS16 check.
3100 (mips_arg_regno): New.
3101 (function_arg_advance): When setting bits in cum->fp_code for
3102 MIPS16, don't subtract 1 from cum->arg_number, since it is now
3104 (function_arg): Use mips_arg_regno.
3105 (mips_return_mode_in_fpr_p): New.
3106 (mips16_call_stub_mode_suffix): New.
3107 (mips16_cfun_returns_in_fpr_p): New.
3108 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
3109 (mips_output_function_prologue): Test mips16_hard_float, not
3110 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
3111 (mips_expand_epilogue): Call MIPS16 helper routines to copy
3112 return value into a floating-point register.
3113 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
3114 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
3115 (mips16_fp_args): Handle MIPS32r2 ISA which supports
3116 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
3117 word of double arguments from or to the high bits of 64-bit
3118 floating point registers.
3119 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
3120 (mips16_fpret_double): New helper function.
3121 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
3122 support for complex modes. Fill in DECL_RESULT for stubdecl.
3123 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
3125 * config/mips/mips16.S
3126 (RET, ARG1, ARG2): New.
3127 (MERGE_GPRf, MERGE_GPRt): New.
3128 (DELAYt, DELAYf): New.
3129 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
3130 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
3131 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
3132 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
3133 (SFOP): Renamed to...
3134 (OPSF3): This, and macro-ified. Updated all uses.
3135 (SFOP2): Renamed to...
3136 (OPSF2): This, and macro-ified. Updated all uses.
3137 (SFCMP): Renamed to...
3138 (CMPSF): This, and macro-ified. Updated all uses.
3139 (SFREVCMP): Renamed to...
3140 (REVCMPSF): This, and macro-ified. Updated all uses.
3141 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
3142 (LDDBL1, LDDBL2, RETDBL): Deleted.
3143 (DFOP): Renamed to...
3144 (OPDF3): This, and macro-ified. Updated all uses.
3145 (DFOP2): Renamed to...
3146 (OPDF2): This, and macro-ified. Updated all uses.
3147 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
3148 (DFCMP): Renamed to...
3149 (CMPDF): This, and macro-ified. Updated all uses.
3150 (DFREVCMP): Renamed to...
3151 (REVCMPDF): This, and macro-ified. Updated all uses.
3152 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
3153 (RET_FUNCTION): New.
3154 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
3155 (__mips16_ret_sc, __mips16_ret_dc): New.
3156 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
3157 STUB_ARGS_6, STUB_ARGS_10): New.
3158 (CALL_STUB_NO_RET): New.
3159 (__mips16_call_stub_1): Macro-ified.
3160 (__mips16_call_stub_5): Macro-ified.
3161 (__mips16_call_stub_2): Macro-ified.
3162 (__mips16_call_stub_6): Macro-ified.
3163 (__mips16_call_stub_9): Macro-ified.
3164 (__mips16_call_stub_10): Macro-ified.
3165 (CALL_STUB_RET): New.
3166 (__mips16_call_stub_sf_0): Macro-ified.
3167 (__mips16_call_stub_sf_1): Macro-ified.
3168 (__mips16_call_stub_sf_5): Macro-ified.
3169 (__mips16_call_stub_sf_2): Macro-ified.
3170 (__mips16_call_stub_sf_6): Macro-ified.
3171 (__mips16_call_stub_sf_9): Macro-ified.
3172 (__mips16_call_stub_sf_10): Macro-ified.
3173 (__mips16_call_stub_df_0): Macro-ified.
3174 (__mips16_call_stub_df_1): Macro-ified.
3175 (__mips16_call_stub_df_5): Macro-ified.
3176 (__mips16_call_stub_df_2): Macro-ified.
3177 (__mips16_call_stub_df_6): Macro-ified.
3178 (__mips16_call_stub_df_9): Macro-ified.
3179 (__mips16_call_stub_df_10): Macro-ified.
3180 (__mips16_call_stub_sc_0): New.
3181 (__mips16_call_stub_sc_1): New.
3182 (__mips16_call_stub_sc_5): New.
3183 (__mips16_call_stub_sc_2): New.
3184 (__mips16_call_stub_sc_6): New.
3185 (__mips16_call_stub_sc_9): New.
3186 (__mips16_call_stub_sc_10): New.
3187 (__mips16_call_stub_dc_0): New.
3188 (__mips16_call_stub_dc_1): New.
3189 (__mips16_call_stub_dc_5): New.
3190 (__mips16_call_stub_dc_2): New.
3191 (__mips16_call_stub_dc_6): New.
3192 (__mips16_call_stub_dc_9): New.
3193 (__mips16_call_stub_dc_10): New.
3195 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
3196 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
3197 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
3199 2007-05-23 Ian Lance Taylor <iant@google.com>
3201 * doc/invoke.texi (Invoking GCC): Document that the order of the
3204 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
3207 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
3208 * config/score/predicate.md (const_pow2, const_npow2): Remove.
3209 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
3213 * config/score/score.c (score_print_operand): Make sure that only
3214 lower bits are used.
3216 2007-05-22 Ian Lance Taylor <iant@google.com>
3218 * tree-vrp.c (avoid_overflow_infinity): New static function,
3219 broken out of set_value_range_to_value.
3220 (set_value_range_to_value): Call avoid_overflow_infinity.
3221 (extract_range_from_assert): Likewise.
3223 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3226 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
3227 change the type before looking for a COMPOUND_EXPR.
3229 2007-05-22 Ian Lance Taylor <iant@google.com>
3231 * lower-subreg.c (decompose_multiword_subregs): If we change an
3232 insn, call remove_retval_note on it.
3234 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3236 * regs.h (end_hard_regno): New function.
3237 (END_HARD_REGNO, END_REGNO): New macros.
3238 (add_to_hard_reg_set): New function.
3239 (remove_from_hard_reg_set): Likewise.
3240 (in_hard_reg_set_p): Likewise.
3241 (overlaps_hard_reg_set_p): Likewise.
3242 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
3243 (note_btr_set): Use END_HARD_REGNO.
3244 * caller-save.c (setup_save_areas): Use end_hard_regno.
3245 (mark_set_regs): Use END_HARD_REGNO.
3246 (add_stored_regs): Use end_hard_regno.
3247 (mark_referenced_regs): Use add_to_hard_reg_set.
3248 * combine.c (update_table_tick): Use END_REGNO.
3249 (record_value_for_reg): Likewise.
3250 (record_dead_and_set_regs): Likewise.
3251 (get_last_value_validate): Likewise.
3252 (use_crosses_set_p): Likewise.
3253 (reg_dead_at_p_1): Likewise.
3254 (reg_dead_at_p): Likewise.
3255 (mark_used_regs_combine): Use add_to_hard_reg_set.
3256 (move_deaths): Use END_HARD_REGNO.
3257 (reg_bitfield_target_p): Use end_hard_regno.
3258 (distribute_notes): Use END_HARD_REGNO.
3259 * cse.c (mention_regs): Use END_REGNO.
3260 (insert): Use add_to_hard_reg_set.
3261 (invalidate): Use END_HARD_REGNO.
3262 (invalidate_for_call): Likewise.
3263 (exp_equiv_p): Use END_REGNO.
3264 (cse_insn): Likewise.
3265 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
3266 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
3267 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
3268 * function.c (keep_stack_depressed): Use end_hard_regno.
3269 * global.c (global_alloc): Use end_hard_regno.
3270 (global_conflicts): Use add_to_hard_reg_set instead of
3272 (find_reg): Likewise.
3273 (mark_reg_store): Likewise.
3274 (mark_reg_conflicts): Likewise.
3275 (mark_reg_death): Use remove_from_hard_reg_set.
3276 (mark_reg_live_nc): Delete.
3277 (set_preference): Use end_hard_regno.
3278 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
3279 remove_from_hard_reg_set.
3280 (post_mark_life): Use add_to_hard_reg_set.
3281 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
3282 (reg_becomes_live): Use add_to_hard_reg_set.
3283 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
3284 (peep2_find_free_register): Use add_to_hard_reg_set.
3285 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
3286 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
3287 * regrename.c (note_sets): Use add_to_hard_reg_set.
3288 (clear_dead_regs): Use remove_from_hard_reg_set.
3289 (regrename_optimize): Use add_to_hard_reg_set.
3290 (find_oldest_value_reg): Use in_hard_reg_set_p.
3291 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
3292 (hard_reg_set_here_p): Use end_hard_regno.
3293 (decompose): Likewise.
3294 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
3295 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
3296 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
3297 (mark_home_live): Use end_hard_regno.
3298 (spill_hard_reg): Likewise.
3299 (clear_reload_reg_in_use): Likewise.
3300 * reorg.c (delete_prior_computation): Use END_REGNO.
3301 * resource.c (update_live_status): Use END_HARD_REGNO.
3302 (mark_referenced_resources): Use add_to_hard_reg_set.
3303 (mark_set_resources): Likewise.
3304 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
3305 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
3306 (reg_overlap_mentioned_p): Likewise.
3307 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
3308 (covers_regno_no_parallel_p): Use END_REGNO.
3309 (find_regno_note): Likewise.
3310 (find_reg_fusage): Use END_HARD_REGNO.
3311 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
3312 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
3314 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3316 * mode-switching.c (reg_dies): Change type of second argument to
3318 (optimize_mode_switching): Update accordingly.
3320 2007-05-22 Richard Sandiford <richard@codesourcery.com>
3322 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
3324 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
3325 (hard_reg_set_empty_p): ...these new functions.
3326 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
3327 GO_IF_HARD_REG_SUBSET.
3328 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
3329 instead of GO_IF_HARD_REG_EQUAL.
3330 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
3331 instead of GO_IF_HARD_REG_EQUAL.
3332 * global.c (find_reg): Use hard_reg_set_empty_p instead of
3333 GO_IF_HARD_REG_SUBSET.
3334 (modify_reg_pav): Use hard_reg_set_empty_p instead of
3335 GO_IF_HARD_REG_EQUAL.
3336 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
3337 of GO_IF_HARD_REG_SUBSET.
3338 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
3339 instead of GO_IF_HARD_REG_EQUAL.
3340 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
3341 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
3342 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
3343 of GO_IF_HARD_REG_SUBSET,
3344 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
3345 GO_IF_HARD_REG_SUBSET.
3346 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
3347 instead of GO_IF_HARD_REG_EQUAL.
3348 * config/sh/sh.c (push_regs, calc_live_regs): Use
3349 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
3350 (hard_regs_intersect_p): Delete.
3352 2007-05-22 Janis Johnson <janis187@us.ibm.com>
3354 * doc/sourcebuild.texi (Test Directives) Add dg-message.
3356 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
3357 Richard Henderson <rth@redhat.com>
3359 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
3361 (x86_64-*-*): Likewise.
3363 * i386/i386-modes.def (V2QI): New.
3365 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
3367 (override_options): Support SSE4.1.
3368 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
3369 (IX86_BUILTIN_BLENDPS): Likewise.
3370 (IX86_BUILTIN_BLENDVPD): Likewise.
3371 (IX86_BUILTIN_BLENDVPS): Likewise.
3372 (IX86_BUILTIN_PBLENDVB128): Likewise.
3373 (IX86_BUILTIN_PBLENDW128): Likewise.
3374 (IX86_BUILTIN_DPPD): Likewise.
3375 (IX86_BUILTIN_DPPS): Likewise.
3376 (IX86_BUILTIN_INSERTPS128): Likewise.
3377 (IX86_BUILTIN_MOVNTDQA): Likewise.
3378 (IX86_BUILTIN_MPSADBW128): Likewise.
3379 (IX86_BUILTIN_PACKUSDW128): Likewise.
3380 (IX86_BUILTIN_PCMPEQQ): Likewise.
3381 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
3382 (IX86_BUILTIN_PMAXSB128): Likewise.
3383 (IX86_BUILTIN_PMAXSD128): Likewise.
3384 (IX86_BUILTIN_PMAXUD128): Likewise.
3385 (IX86_BUILTIN_PMAXUW128): Likewise.
3386 (IX86_BUILTIN_PMINSB128): Likewise.
3387 (IX86_BUILTIN_PMINSD128): Likewise.
3388 (IX86_BUILTIN_PMINUD128): Likewise.
3389 (IX86_BUILTIN_PMINUW128): Likewise.
3390 (IX86_BUILTIN_PMOVSXBW128): Likewise.
3391 (IX86_BUILTIN_PMOVSXBD128): Likewise.
3392 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
3393 (IX86_BUILTIN_PMOVSXWD128): Likewise.
3394 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
3395 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
3396 (IX86_BUILTIN_PMOVZXBW128): Likewise.
3397 (IX86_BUILTIN_PMOVZXBD128): Likewise.
3398 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
3399 (IX86_BUILTIN_PMOVZXWD128): Likewise.
3400 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
3401 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
3402 (IX86_BUILTIN_PMULDQ128): Likewise.
3403 (IX86_BUILTIN_PMULLD128): Likewise.
3404 (IX86_BUILTIN_ROUNDPD): Likewise.
3405 (IX86_BUILTIN_ROUNDPS): Likewise.
3406 (IX86_BUILTIN_ROUNDSD): Likewise.
3407 (IX86_BUILTIN_ROUNDSS): Likewise.
3408 (IX86_BUILTIN_PTESTZ): Likewise.
3409 (IX86_BUILTIN_PTESTC): Likewise.
3410 (IX86_BUILTIN_PTESTNZC): Likewise.
3411 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
3412 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
3413 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
3414 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
3415 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
3417 (bdesc_sse_3arg): Likewise.
3418 (bdesc_2arg): Likewise.
3419 (bdesc_1arg): Likewise.
3420 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
3422 (ix86_expand_sse_4_operands_builtin): New.
3423 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
3424 smaller than 8 bits as the 2nd arg.
3425 (ix86_expand_sse_ptest): New.
3426 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
3427 (ix86_expand_vector_set): Support SSE4.1.
3428 (ix86_expand_vector_extract): Likewise.
3430 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3431 __SSE4_1__ for -msse4.1.
3433 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
3434 (UNSPEC_INSERTPS): Likewise.
3435 (UNSPEC_DP): Likewise.
3436 (UNSPEC_MOVNTDQA): Likewise.
3437 (UNSPEC_MPSADBW): Likewise.
3438 (UNSPEC_PHMINPOSUW): Likewise.
3439 (UNSPEC_PTEST): Likewise.
3440 (UNSPEC_ROUNDP): Likewise.
3441 (UNSPEC_ROUNDS): Likewise.
3443 * config/i386/i386.opt (msse4.1): New for SSE4.1.
3445 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
3446 (const_pow2_1_to_32768_operand): Likewise.
3448 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
3451 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
3453 (sse4_1_insertps): Likewise.
3454 (*sse4_1_extractps): Likewise.
3455 (sse4_1_ptest): Likewise.
3456 (sse4_1_mulv2siv2di3): Likewise.
3457 (*sse4_1_mulv4si3): Likewise.
3458 (*sse4_1_smax<mode>3): Likewise.
3459 (*sse4_1_umax<mode>3): Likewise.
3460 (*sse4_1_smin<mode>3): Likewise.
3461 (*sse4_1_umin<mode>3): Likewise.
3462 (sse4_1_eqv2di3): Likewise.
3463 (*sse4_1_pinsrb): Likewise.
3464 (*sse4_1_pinsrd): Likewise.
3465 (*sse4_1_pinsrq): Likewise.
3466 (*sse4_1_pextrb): Likewise.
3467 (*sse4_1_pextrb_memory): Likewise.
3468 (*sse4_1_pextrw_memory): Likewise.
3469 (*sse4_1_pextrq): Likewise.
3470 (sse4_1_blendpd): Likewise.
3471 (sse4_1_blendps): Likewise.
3472 (sse4_1_blendvpd): Likewise.
3473 (sse4_1_blendvps): Likewise.
3474 (sse4_1_dppd): Likewise.
3475 (sse4_1_dpps): Likewise.
3476 (sse4_1_movntdqa): Likewise.
3477 (sse4_1_mpsadbw): Likewise.
3478 (sse4_1_packusdw): Likewise.
3479 (sse4_1_pblendvb): Likewise.
3480 (sse4_1_pblendw): Likewise.
3481 (sse4_1_phminposuw): Likewise.
3482 (sse4_1_extendv8qiv8hi2): Likewise.
3483 (*sse4_1_extendv8qiv8hi2): Likewise.
3484 (sse4_1_extendv4qiv4si2): Likewise.
3485 (*sse4_1_extendv4qiv4si2): Likewise.
3486 (sse4_1_extendv2qiv2di2): Likewise.
3487 (*sse4_1_extendv2qiv2di2): Likewise.
3488 (sse4_1_extendv4hiv4si2): Likewise.
3489 (*sse4_1_extendv4hiv4si2): Likewise.
3490 (sse4_1_extendv2hiv2di2): Likewise.
3491 (*sse4_1_extendv2hiv2di2): Likewise.
3492 (sse4_1_extendv2siv2di2): Likewise.
3493 (*sse4_1_extendv2siv2di2): Likewise.
3494 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3495 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3496 (sse4_1_zero_extendv4qiv4si2): Likewise.
3497 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3498 (sse4_1_zero_extendv2qiv2di2): Likewise.
3499 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3500 (sse4_1_zero_extendv4hiv4si2): Likewise.
3501 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3502 (sse4_1_zero_extendv2hiv2di2): Likewise.
3503 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3504 (sse4_1_zero_extendv2siv2di2): Likewise.
3505 (*sse4_1_zero_extendv2siv2di2): Likewise.
3506 (sse4_1_roundpd): Likewise.
3507 (sse4_1_roundps): Likewise.
3508 (sse4_1_roundsd): Likewise.
3509 (sse4_1_roundss): Likewise.
3510 (mulv4si3): Don't expand for SSE4.1.
3511 (smax<mode>3): Likewise.
3512 (umaxv4si3): Likewise.
3513 (uminv16qi3): Likewise.
3514 (umin<mode>3): Likewise.
3515 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
3517 * doc/extend.texi: Document SSE4.1 built-in functions.
3519 * doc/invoke.texi: Document -msse4.1.
3521 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
3523 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
3524 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
3525 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
3526 (ASM_SPEC): Add asm_pcrel_spec.
3527 (EXTRA_SPECS): Add asm_pcrel_spec.
3529 2007-05-21 David Daney <ddaney@avtrex.com>
3531 * doc/install.texi (Building a cross compiler): Add requirements
3532 for Java cross compiler.
3534 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3537 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
3538 Add loopno argument. Use evolution_function_is_invariant_rec_p
3539 instead of evolution_function_is_constant_p.
3540 Update calls to evolution_function_is_affine_multivariate_p.
3541 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
3542 Add loopno argument.
3543 * tree-scalar-evolution.c (gather_chrec_stats): Call
3544 evolution_function_is_affine_multivariate_p with a loop
3546 * tree-data-ref.c (analyze_miv_subscript): Likewise.
3547 (analyze_overlapping_iterations): Likewise.
3548 (access_functions_are_affine_or_constant_p): Likewise.
3549 (build_classic_dist_vector_1): If the access functions
3550 are equal, don't do anything.
3552 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
3553 Paolo Carlini <pcarlini@suse.de>
3554 Uros Bizjak <ubizjak@gmail.com>
3556 * c-cppbuiltin.c (c_cpp_builtins): Define
3557 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
3558 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
3559 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
3560 * doc/cpp.texi ([Standard Predefined Macros]): Document.
3562 2007-05-21 Mike Stump <mrs@apple.com>
3564 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
3566 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3568 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
3570 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
3571 implementation if __OPTIMIZE__ is not defined.
3572 (_mm_alignr_pi8): Ditto.
3573 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3574 (_mm_inserti_si64): Ditto.
3575 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3576 (_mm_slli_epi16): Ditto.
3577 (_mm_slli_epi32): Ditto.
3578 (_mm_slli_epi64): Ditto.
3579 (_mm_srai_epi16): Ditto.
3580 (_mm_srai_epi32): Ditto.
3581 (_mm_srli_si128): Ditto.
3582 (_mm_slli_si128): Ditto.
3583 (_mm_srli_epi16): Ditto.
3584 (_mm_srli_epi32): Ditto.
3585 (_mm_srli_epi64): Ditto.
3586 (_mm_extract_epi16): Ditto.
3587 (_mm_insert_epi16): Ditto.
3588 (_mm_shufflehi_epi16): Ditto.
3589 (_mm_shufflelo_epi16): Ditto.
3590 (_mm_shuffle_epi32): Ditto.
3591 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
3593 (_mm_insert_pi16): Ditto.
3595 (_mm_shuffle_pi16): Ditto.
3597 (_mm_shufle_ps): Ditto.
3598 (_mm_prefetch): Ditto.
3600 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
3602 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
3603 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
3604 * real.c (encode_i370_single, decode_i370_single,
3605 encode_i370_double, decode_i370_double): Functions removed.
3606 (i370_single_format, i370_double_format): Initializations removed.
3607 (real_maxval, round_for_format, exact_real_truncate, significand_size):
3608 Consider the log2_b field to always be one.
3609 (ieee_single_format, mips_single_format, coldfire_single_format,
3610 ieee_double_format, mips_double_format, coldfire_double_format,
3611 ieee_extended_motorola_format, ieee_extended_intel_96_format,
3612 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
3613 ibm_extended_format, mips_extended_format, ieee_quad_format,
3614 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
3615 decimal_single_format, decimal_double_format, decimal_quad_format,
3616 c4x_single_format, c4x_extended_format, real_internal_format): Remove
3617 initialization of log2_b.
3618 * real.h (i370_single_format, i370_double_format): Declarations removed.
3619 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
3620 field to always be one.
3622 2007-05-21 Andreas Schwab <schwab@suse.de>
3624 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
3625 NOTE_INSN_BASIC_BLOCK_P.
3626 (process_for_unwind_directive): Likewise.
3628 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
3630 * builtins.c (expand_builtin_setjmp_setup): Update comment.
3631 * function.h (struct function): Move va_list_gpr_size,
3632 va_list_fpr_size, function_frequency to front of bitfields. Add
3634 (current_function_calls_unwind_init): New.
3635 * except.c (expand_builtin_unwind_init): Set
3636 current_function_calls_unwind_init not
3637 current_function_has_nonlocal_label.
3638 * reload1.c (has_nonexceptional_receiver): New.
3639 (reload): Use it and current_function_calls_unwind_init to
3640 determine whether call-saved regs must be saved.
3642 2007-05-20 Jan Hubicka <jh@suse.cz>
3644 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
3645 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3646 * ddg.c (create_ddg): LIkewise.
3647 * final.c (final): Remove hunk moving line numbernotes around since
3648 they are no longer present at this stage.
3649 (final_scan_insn): Use NOTE_KIND instead of
3650 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3651 (output_asm_label): Likewise.
3652 * reorg.c (dbr_schedule): Likewise.
3653 * haifa-sched.c (unlink_other_notes): Likewise.
3654 * mode-switching.c (optimize_mode_switching): Likewise.
3655 * graph.c (start_bb): Likewise.
3656 * rtl.def (NOTE): Update description.
3657 * jump.c (squeeze_notes): Delete.
3658 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
3659 NOTE_INSN_BASIC_BLOCK_P when possible.
3660 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
3661 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
3662 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3663 (dwarf2out_var_location): Likewise.
3664 * cfgbuild.c (make_edges): Likewise.
3665 (find_basic_blocks_1): Likewise.
3666 * function.c (reorder_blocks_1): Likewise.
3667 (epilogue_done): Likewise.
3668 (reposition_prologue_and_epilogue_notes): Likewise.
3669 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
3671 (print_rtl): Likewise.
3672 (print_rtl_single): Likewise.
3673 * gcse.c (insert_insn_start_bb): Likewise.
3674 * alias.c (init_alias_analysis): Likewise.
3675 * calls.c (fixup_tail_calls): Likewise.
3676 * except.c (sjlj_emit_function_enter): Likewise.
3677 * emit-rtl.c (add_insn_after): Likeiwse.
3678 (emit_label_before): Likewise.
3679 (emit_label_after): Likewise.
3680 (emit_note_before, emit_note_after, emit_note): Update
3681 parameter to be enum insn_note; do not deal with source
3683 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
3684 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
3686 (merge_blocks_move_successor_nojumps): Simplify now when
3687 we don't have BLOCK notes.
3688 (try_optimize_cfg): Likewise.
3689 * cfglayout.c (skip_insns_after_block): Likewise.
3690 (record_effective_endpoints): Likewise.
3691 (duplicate_insn_chain): Likewise.
3692 * varasm.c (output_constant_pool_1): Likewise.
3693 * sched-deps.c (sched_analyze): Likewise.
3694 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
3696 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
3697 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
3698 (SET_INSN_DELETED): Simplify.
3699 (NOTE_LINE_NUMBER): Exterminate.
3700 (NOTE_LINE_KIND): New.
3701 (NOTE_INSN_BASIC_BLOCK_P): Update.
3702 (enum insn_note): Simplify.
3703 (GET_NOTE_INSN_NAME) Simplify.
3704 (emit_note_before, emit_note_after, emit_note): Update prototype.
3705 (squeeze_notes): Remove.
3706 * sched-int.h (NOTE_NOT_BB_P): Update.
3707 * resource.c (mark_target_live_regs): Update.
3708 * sched-rgn.c (debug_dependencies): Update.
3709 * sched-vis.c (print_insn): Update.
3710 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
3711 * config/i386/i386.c (ix86_output_function_epilogue): Update.
3712 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
3713 (TARGET_ADJUST_UNROLL_MAX): Likewise.
3714 (split_branches): Update.
3715 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
3717 (sh_adjust_unroll_max): Exterminate.
3718 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
3719 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
3720 (m68hc11_reorg): Likewise.
3721 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
3722 (emit_predicate_relation_info): Update.
3723 (process_for_unwind_directive): Update.
3724 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
3725 (output_call): Update.
3726 * config/pa/pa.c (output_lbranch): Update.
3727 (output_millicode_call): Update.
3728 (output_call): Update.
3729 (pa_combine_instructions): Update.
3730 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
3731 * config/bfin/bfin.c (gen_one_bundle): Update.
3732 * cfgrtl.c (can_delete_note_p): Update.
3733 (delete_insn): Update.
3734 (rtl_merge_blocks): Update.
3735 (commit_one_edge_insertion): Update.
3736 (rtl_verify_flow_info): Update.
3737 * stmt.c (expand_case): Do not call squeeze_notes.
3739 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3746 * c.opt (Wtype-limits): New.
3747 * doc/invoke.texi (Wtype-limits): Document it.
3748 (Wextra): Enabled by -Wextra.
3749 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3750 * c-common.c (shorten_compare): Warn with Wtype-limits.
3752 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3754 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
3755 inlined function, not as a macro.
3756 (_mm_alignr_pi8): Ditto.
3757 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3758 (_mm_inserti_si64): Ditto.
3759 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3760 (_mm_extract_epi16): Ditto.
3761 (_mm_insert_epi16): Ditto.
3762 (_mm_shufflehi_epi16): Ditto.
3763 (_mm_shufflelo_epi16): Ditto.
3764 (_mm_shuffle_epi32): Ditto.
3765 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
3766 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
3768 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
3770 (_m_to_float): Use C89 compatible assignment.
3772 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
3775 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
3777 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3780 * doc/invoke.texi (Wreturn-type): Complete description.
3781 (Wextra): Delete item about return-type warning.
3782 * c-decl.c: Delete redundant Wextra warning.
3784 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3787 * config/i386/pmmintrin.h: Do not include xmmintrin.h
3788 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
3789 inlined function, not as a macro.
3790 (_mm_prefetch): Ditto.
3792 (_mm_insert_pi16): Ditto.
3794 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
3795 (_m_pshufw): Ditto. Add const to __N argument.
3796 (_mm_shufle_ps): Ditto. Add const to __mask argument.
3797 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
3798 (_mm_slli_epi32): Ditto.
3799 (_mm_srli_si128): Implement as always inlined function, not as a macro.
3800 Add __inline to function declaration.
3801 (_mm_slli_si128): Ditto.
3803 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
3805 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
3806 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
3808 (struct fenv): New structure.
3809 (FP_HANDLE_EXCEPTIONS): New define.
3810 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
3811 (_FP_DECL_EXP): New define.
3812 (FP_INIT_ROUNDMODE): New define.
3813 (FP_ROUNDMODE): New define.
3815 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3817 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
3818 (Wconversion): Update description.
3819 (Wconversion-sign): New.
3820 * c.opt (Wconversion-sign): New.
3821 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
3822 means disabled for C++. Otherwise, take the status of Wconversion.
3823 * c-common.c (conversion_warning): Warn with either Wconversion or
3825 (warnings_for_convert_and_check): Conditions are already checked by
3827 (convert_and_check): Don't check warnings if the conversion failed.
3829 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
3830 Anatoly Sokolov <aesok@dol.ru>
3832 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
3833 avr_epilogue_uses) : Add declaration.
3834 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
3835 * config/avr/constraints.md (R): New constraint.
3836 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
3837 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
3838 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
3839 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
3840 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
3841 call_prologue_saves, epilogue_restores, return_from_epilogue,
3842 return_from_main_epilogue, return_from_interrupt_epilogue,
3843 return_from_naked_epilogue, prologue, epilogue): New patterns.
3844 (jump): Handle symbol reference.
3845 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
3846 avr_output_function_prologue, avr_output_function_epilogue): Remove
3848 (avr_init_machine_status, expand_prologue, expand_epilogue,
3849 avr_asm_function_end_prologue, avr_epilogue_uses,
3850 avr_asm_function_begin_epilogue): New functions.
3851 (prologue_size, epilogue_size, jump_tables_size): Remove global
3853 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
3854 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
3855 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
3856 (avr_override_options): Initialise init_machine_status.
3857 (output_movhi): Handle all stack pointer loads.
3858 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
3859 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
3860 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
3861 (EPILOGUE_USES) Redefine.
3862 (machine_function) Declare.
3864 2007-05-19 Richard Sandiford <richard@codesourcery.com>
3866 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
3867 Use a single return statement.
3869 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3872 * builtins.c (do_mpfr_lgamma_r): New.
3873 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
3874 * tree.h (CASE_FLT_FN_REENT): New.
3876 2007-05-18 Geoffrey Keating <geoffk@apple.com>
3878 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
3879 (output_die): Use 'unsigned long' with %x.
3880 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
3881 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
3882 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
3884 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
3886 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
3891 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
3892 true if function has no argument.
3894 2007-05-18 DJ Delorie <dj@redhat.com>
3896 * config/mips/mips.c (mips_offset_within_alignment_p): New.
3897 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
3899 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3901 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
3902 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
3903 count_trailing_zeros.
3904 (__i386__): Implement count_leading_zeros using __builtin_clz().
3905 Implement count_trailing_zeros usign __builtin_ctz().
3907 2007-05-18 Richard Sandiford <richard@codesourcery.com>
3909 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
3911 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3914 * expr.c (emit_move_change_mode): Change mode of push operands here.
3916 2007-05-17 Ian Lance Taylor <iant@google.com>
3918 PR tree-optimization/31953
3919 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
3921 (set_value_range_to_null): Call set_value_range_to_value.
3922 (extract_range_from_comparison): Likewise.
3924 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3926 * toplev.c (print_version): Output GMP/MPFR version info.
3928 * builtins.c (CASE_MATHFN_REENT): New macro.
3929 (mathfn_built_in): Use it.
3930 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
3931 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
3932 BUILT_IN_LGAMMAL_R): New.
3933 * doc/extend.texi: Document new builtins.
3936 * builtins.c (do_mpfr_remquo): New.
3937 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
3938 (fold_builtin_3): Handle BUILT_IN_REMQUO.
3941 * builtins.c (fold_builtin_1): Handle y0, y1.
3942 (fold_builtin_2): Handle yn.
3945 * builtins.c (do_mpfr_bessel_n): New.
3946 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
3947 (fold_builtin_2): Handle BUILT_IN_JN.
3949 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
3952 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
3953 TYPE_PRECISION (intmax_type_node).
3955 2007-05-17 Steve Ellcey <sje@cup.hp.com>
3958 * reload.c (subst_reloads): Remove checking.
3960 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3962 PR rtl-optimization/31691
3963 * combine.c (simplify_set): Build a new src pattern instead of
3964 substituting its operands in the COMPARE case.
3966 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3968 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
3969 (execute_vrp): Preserve loops through jump threading.
3970 * tree-ssa-threadupdate.c (thread_single_edge,
3971 dbds_continue_enumeration_p, determine_bb_domination_status,
3972 thread_through_loop_header): New functions.
3973 (create_edge_and_update_destination_phis,
3974 create_edge_and_update_destination_phis): Set loops for the new blocks.
3975 (prune_undesirable_thread_requests): Removed.
3976 (redirect_edges): Do not pretend that redirect_edge_and_branch can
3978 (thread_block): Do not call prune_undesirable_thread_requests.
3980 (mark_threaded_blocks): Select edges to thread here.
3981 (thread_through_all_blocks): Take may_peel_loop_headers argument.
3982 Thread edges through loop headers independently.
3983 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
3984 * tree-pass.h (TODO_mark_first_instance): New.
3985 (first_pass_instance): Declare.
3986 * cfghooks.c (duplicate_block): Put the block to the original loop
3987 if copy is not specified.
3988 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
3989 jump threading. Pass may_peel_loop_headers to
3990 thread_through_all_blocks according to first_pass_instance.
3991 * cfgloop.h (create_preheader): Declare.
3992 * tree-flow.h (thread_through_all_blocks): Declaration changed.
3993 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
3994 * passes.c (first_pass_instance): New variable.
3995 (next_pass_1): Set TODO_mark_first_instance.
3996 (execute_todo): Set first_pass_instance.
3998 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
4000 PR tree-optimization/24659
4001 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
4002 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
4003 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
4004 OTI_vec_pack_ufix_trunc.
4005 (vec_unpacks_float_hi_optab): Define new macro.
4006 (vec_unpacks_float_lo_optab): Ditto.
4007 (vec_unpacku_float_hi_optab): Ditto.
4008 (vec_unpacku_float_lo_optab): Ditto.
4009 (vec_pack_sfix_trunc_optab): Ditto.
4010 (vec_pack_ufix_trunc_optab): Ditto.
4011 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
4012 and vec_pack_[s|u]fix_trunc_optab using
4013 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
4014 * tree-vectorizer.c (supportable_widening_operation): Handle
4015 FLOAT_EXPR and CONVERT_EXPR. Update comment.
4016 (supportable_narrowing_operation): New function.
4017 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
4018 * tree-vect-transform.c (vectorizable_conversion): Handle
4019 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
4020 (vect_gen_widened_results_half): Move before vectorizable_conversion.
4021 (vectorizable_type_demotion): Call supportable_narrowing_operation()
4022 to check for target support.
4023 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
4024 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
4025 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
4026 for VEC_PACK_FIX_TRUNC_EXPR.
4027 (expand_binop): Special case mode of the result for
4028 vec_pack_[u|s]fix_trunc_optab.
4029 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
4030 vec_pack_[u|s]fix_trunc_optab.
4032 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
4033 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
4034 * tree-pretty-print.c (dump_generic_node): Handle
4035 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
4036 VEC_PACK_FIX_TRUNC_EXPR.
4038 * expr.c (expand_expr_real_1): Ditto.
4039 * tree-inline.c (estimate_num_insns_1): Ditto.
4040 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4042 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
4043 (vec_unpacks_float_lo_v8hi): Ditto.
4044 (vec_unpacku_float_hi_v8hi): Ditto.
4045 (vec_unpacku_float_lo_v8hi): Ditto.
4046 (vec_unpacks_float_hi_v4si): Ditto.
4047 (vec_unpacks_float_lo_v4si): Ditto.
4048 (vec_pack_sfix_trunc_v2df): Ditto.
4050 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
4052 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
4053 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
4054 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
4055 [vec_pack_ufix_trunc]: Ditto.
4056 [vec_unpacks_float_hi]: Ditto.
4057 [vec_unpacks_float_lo]: Ditto.
4058 [vec_unpacku_float_hi]: Ditto.
4059 [vec_unpacku_float_lo]: Ditto.
4061 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
4063 * soft-fp/README: Update for new files.
4064 * soft-fp/floattisf.c: New file.
4065 * soft-fp/floattidf.c: New file.
4066 * soft-fp/floattitf.c: New file.
4067 * soft-fp/floatuntisf.c: New file.
4068 * soft-fp/floatuntidf.c: New file.
4069 * soft-fp/floatuntitf.c: New file.
4070 * soft-fp/fixsfti.c: New file.
4071 * soft-fp/fixdfti.c: New file.
4072 * soft-fp/fixtfti.c: New file.
4073 * soft-fp/fixunssfti.c: New file.
4074 * soft-fp/fixunsdfti.c: New file.
4075 * soft-fp/fixunstfti.c: New file.
4076 * soft-fp/extendxftf.c: New file.
4077 * soft-fp/trunctfxf.c: New file.
4079 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
4080 (__trunctfxf2): Ditto.
4082 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
4083 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
4084 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
4085 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
4086 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
4087 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
4089 * config/i386/t-fprules-softfp64: New file.
4090 * config/i386/sfp-machine.h: New file.
4091 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
4092 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
4093 and soft-fp/t-softfp to tmake_file.
4094 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
4095 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
4097 * config/i386/t-linux64 (softfp_wrap_start): New.
4098 (softfp_wrap_end): New.
4099 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
4100 supported for TARGET_64BIT.
4102 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4104 * c-common.c (c_common_signed_or_unsigned_type): Emulate
4105 c_common_unsigned_type behavior.
4107 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
4109 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
4112 2007-05-16 Eric Christopher <echristo@apple.com>
4114 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
4115 saving after stack push. Set sp_offset whenever we push.
4116 (rs6000_emit_epilogue): Move altivec register restore before
4119 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4121 * configure.ac: Allow sysroots to be relocated under $prefix as
4122 well as $exec_prefix.
4123 * configure: Regenerate.
4125 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4129 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4131 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4132 (gcc_tooldir): Likewise.
4133 * configure: Regenerate.
4134 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4135 old configure.ac gcc_tooldir setting.
4136 (prefix_to_exec_prefix): New variable.
4137 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4138 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4140 2007-05-14 Janis Johnson <janis187@us.ibm.com>
4142 * c-typeck.c (build_binary_op): Return early for error.
4144 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
4146 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
4147 struct nb_iter_bound.
4148 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
4149 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
4150 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
4151 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
4152 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
4153 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
4154 (del_scev_info): Use ggc_free.
4155 (scev_initialize): Allocate scalar_evolution_info in gc memory.
4156 * loop-init.c: Include ggc.h.
4157 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
4158 (loop_optimizer_finalize): Use ggc_free.
4159 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
4160 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
4161 pass_iv_optimize): Add TODO_ggc_collect.
4162 * function.h (struct function): Remove skip marker from x_current_loops.
4163 * cfgloop.c: Include ggc.h.
4164 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
4166 (establish_preds): Vector superloops is gc allocated.
4167 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
4169 (flow_loops_find): Vector larray is gc allocated.
4170 (loop_exit_free): Use ggc_free.
4171 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
4172 that head of exits list is now not a part of struct loop.
4173 (record_loop_exits): Allocate exits table in gc memory.
4174 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
4175 head of exits list is now not a part of struct loop.
4176 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
4177 struct loop_exit): Add GTY marker.
4178 (struct loop): Add GTY marker. Make superloops vector gc allocated.
4179 Add skip marker to aux field. Make head of exits list a separate
4181 (struct loops): Add GTY marker. Make larray vector gc allocated.
4182 Add param marker to exits table.
4183 (get_loops): Type changed.
4184 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
4186 (cfgloop.o, loop-init.o): Add ggc.h dependency.
4187 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
4188 * basic-block.h (struct basic_block_def): Remove skip marker from
4191 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
4193 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
4194 of 0 in the call to expand_expr().
4195 (expand_builtin_mathfn_3): Ditto.
4196 (expand_builtin_interclass_mathfn): Ditto.
4197 (expand_builtin_cexpi): Ditto.
4198 (expand_builtin_int_roundingfn): Ditto.
4199 (expand_builtin_int_roundingfn_2): Ditto.
4200 (expand_builtin_pow): Ditto.
4201 (expand_builtin_powi): Ditto.
4202 (expand_builtin_bswap): Ditto.
4203 (expand_builtin_unop): Ditto.
4204 (expand_builtin_fabs): Ditto.
4205 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
4206 the call to expand_expr().
4207 (expand_builtin_sync_operation): Ditto.
4208 (expand_builtin_compare_and_swap): Ditto.
4209 (expand_builtin_lock_test_and_set): Ditto.
4210 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
4211 instead of 0 in the call to expand_expr().
4212 (expand_builtin_extract_return_addr): Ditto.
4213 (expand_builtin_eh_return): Ditto.
4214 (expand_eh_return): Ditto.
4215 * explow.c (expr_size): Ditto.
4216 * expr.c (optimize_bitfield_assignment_op): Ditto.
4217 (expand_assignement): Ditto.
4218 (store_expr): Ditto.
4219 (store_field): Ditto.
4220 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
4221 the call to expand_expr().
4222 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
4223 in the call to expand_expr().
4224 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
4225 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
4226 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
4228 * optabs.c (expand_vec_shift_expr): Ditto.
4229 (expand_vec_cond_expr): Ditto.
4230 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
4231 call to expand_expr().
4232 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
4233 in the call to expand_expr().
4235 2007-05-14 Dave Korn <dave.korn@artimi.com>
4237 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
4239 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
4241 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
4242 instead of c_common_unsigned_type.
4243 (c_common_unsigned_type): Remove.
4244 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
4245 c_common_unsigned_type.
4246 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
4247 c_common_unsigned_type.
4248 * c-common.h (c_common_unsigned_type): Remove.
4249 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
4250 c_common_unsigned_type.
4251 * c-format.c (check_format_types): Use unsigned_type_for instead of
4252 c_common_unsigned_type.
4253 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
4254 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
4255 c_common_unsigned_type.
4256 * convert.c (convert_to_integer): Use unsigned_type_for instead of
4257 lang_hooks.types.unsigned_type.
4258 * expmed.c (make_tree): Use unsigned_type_for instead of
4259 lang_hooks.types.unsigned_type.
4260 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
4261 lang_hooks.types.unsigned_type.
4262 (build_range_check): Likewise.
4263 (fold_unary): Likewise.
4264 (fold_binary): Likewise.
4265 (fold_ternary): Likewise.
4266 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
4267 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
4268 * tree.c (get_unsigned_type): New.
4269 (unsigned_type_for): Use get_unsigned_type instead of
4270 lang_hooks.types.unsigned_type.
4272 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
4274 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
4275 to m68k_get_function_kind. Update its prototype.
4276 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
4278 (m68k_interrupt_function_p): Return enum m68k_function_type
4279 instead of bool. Rename to m68k_get_function_kind.
4280 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
4282 (m68k_compute_frame_layout): Don't mark any register for save
4283 if an interrupt_thread attribute is specified.
4284 (m68k_hard_regno_rename_ok): Update a use of
4285 m68k_interrupt_function_p.
4286 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
4287 m68k_interrupt_function_p.
4288 (m68k_function_type): New.
4289 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
4290 for a function with an interrupt_thread attribute.
4291 * doc/extend.texi: Document the interrupt_thread attribute.
4293 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
4295 Fix PR tree-optimization/31911
4296 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
4297 if they didn't change the expression.
4299 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
4301 * tree-scalar-evolution.c (resolve_mixers): Exported.
4302 * tree-scalar-evolution.h (resolve_mixers): Declare.
4303 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
4304 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4305 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
4306 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
4307 init_array_ref, init_pointer_ref, analyze_indirect_ref,
4308 strip_conversion, analyze_offset_expr, address_analysis,
4309 object_analysis, analyze_offset): Removed.
4310 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
4311 split_constant_offset, canonicalize_base_object_address,
4312 object_address_invariant_in_loop_p, disjoint_objects_p,
4313 dr_may_alias_p, dr_address_invariant_p): New functions.
4314 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
4315 and dr_analyze_alias.
4316 (initialize_data_dependence_relation): Use dr_may_alias_p
4317 and object_address_invariant_in_loop_p.
4318 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
4320 (find_data_references_in_stmt): Restrict the analysis of data references
4321 to the given loop nest.
4322 (find_data_references_in_loop): Made static. Pass loop nest to
4323 find_data_references_in_stmt.
4324 (compute_data_dependences_for_loop): Use DR_VOPS.
4325 (free_data_ref): Free DR_VOPS.
4326 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
4327 (struct innermost_loop_behavior): ... new.
4328 (struct base_object_info): Replaced by ...
4329 (struct indices): ... new.
4330 (struct dr_alias): New.
4331 (enum data_ref_type): Removed.
4332 (struct data_reference): Consist of struct innermost_loop_behavior,
4333 struct indices and struct dr_alias.
4334 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
4335 (DR_MEMTAG): Renamed to ...
4336 (DR_SYMBOL_TAG): ... this.
4337 (find_data_references_in_loop): Declaration removed.
4338 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
4339 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
4340 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
4341 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
4343 2007-05-13 Revital Eres <eres@il.ibm.com>
4345 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
4346 which walks virtual def-use chains to find redundant stores.
4347 (dse_optimize_stmt): Call it.
4349 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
4351 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
4352 * passes.c (init_optimization_passes): Move pass_jump_bypass
4355 * basic-block.h (bb_has_eh_pred): Fix style issue.
4357 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
4359 PR rtl-optimization/31848
4360 * loop-invariant.c (move_invariant_reg): If we move an insn
4361 with a REG_EQUAL note, and that insn is not always executed,
4362 remove the REG_EQUAL note.
4364 2007-05-12 Richard Guenther <rguenther@suse.de>
4366 PR tree-optimization/31797
4367 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
4368 propagate into a stmt that has volatile ops.
4370 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4372 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4373 (gcc_tooldir): Likewise.
4374 * configure: Regenerate.
4375 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4376 old configure.ac gcc_tooldir setting.
4377 (prefix_to_exec_prefix): New variable.
4378 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4379 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4381 2007-05-11 Silvius Rus <rus@google.com>
4383 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
4384 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
4385 * c-common.h (strict_aliasing_warning): Change return type.
4386 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
4387 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
4388 (build_c_cast): Condition call to strict_aliasing_warning.
4389 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
4390 * flags.h (set_Wstrict_aliasing): Declare.
4391 * opts.c (set_Wstrict_alising): Define, add call to.
4392 * tree-flow.h (strict_aliasing_warning_backend): Declare.
4393 * tree-ssa-alias-warnings.c: New file.
4394 * tree-ssa-alias.c (compute_may_aliases): Add call to
4395 strict_aliasing_warning_backend.
4397 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
4399 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4400 Use loop_depth and loop_outer accessor functions.
4401 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
4402 determine_invariantness_stmt, move_computations_stmt): Ditto.
4403 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
4404 add_loop, loopify, unloop, fix_loop_structure): Ditto.
4405 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
4406 * tree-scalar-evolution.c (interpret_loop_phi,
4407 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
4408 instantiate_parameters_1, scev_const_prop): Ditto.
4409 * cfghooks.c (make_forwarder_block): Ditto.
4410 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
4411 * modulo-sched.c (loop_canon_p): Ditto.
4412 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
4413 slpeel_can_duplicate_loop_p): Ditto.
4414 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
4415 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4416 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
4417 cancel_loop, verify_loop_structure): Ditto.
4418 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
4419 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
4420 superloops vector instead of "pred" array.
4421 (establish_preds): Take father loop as an argument. Initialize the
4423 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
4424 initialize loop->outer.
4425 (flow_loop_tree_node_remove): Truncate the superloops vector.
4426 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
4427 "pred" merged to "superloops" vector.
4428 (loop_depth, loop_outer): New.
4429 (fel_init): Use loop_outer.
4431 2007-05-11 Jan Hubicka <jh@suse.cz>
4433 * cgraphunit.c: Include gt-cgraphunit.h
4434 (static_ctors, static_dtors): New static vars.
4435 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
4436 based on implementation in c-common.c
4437 (cgraph_finalize_function): Call record_cdtor_fn.
4438 (cgraph_optimize): Call cgraph_build_cdtor_fns.
4439 * decl.c (finish_function): Do not call c_record_cdtor_fn.
4440 (c_write_global_declarations): Do not call c_build_cdtor_fns.
4441 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
4442 build_cdtor, c_build_cdtor_fns): Remove.
4443 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
4444 c_build_cdtor_fns): Remove prototype.
4446 2007-05-11 Paolo Carlini <pcarlini@suse.de>
4449 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
4450 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
4451 * builtins.c (fold_builtin_memchr): New.
4452 (expand_builtin_memchr): Call the latter.
4453 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
4454 * doc/extend.texi ([Other built-in functions provided by GCC]):
4457 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
4459 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
4460 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
4461 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
4462 PFPO_OP1_TYPE_SHIFT): Constants added.
4463 (DFP_ALL): Mode macro defined.
4464 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
4465 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
4466 Insn definitions added.
4467 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
4468 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
4471 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4473 PR tree-optimization/31885
4474 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
4476 (automatically_generated_chrec_p): Return false for NULL.
4478 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4480 * config/bfin/bfin.h (MOVE_RATIO): Define.
4482 2007-05-10 Richard Sandiford <richard@codesourcery.com>
4484 * config.gcc (sparc-wrs-vxworks): New target.
4485 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
4486 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
4487 * config/sparc/sparc.h: Include vxworks-dummy.h.
4488 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
4489 include LABEL_REFs too.
4490 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
4491 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
4493 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
4495 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
4496 (sparc_emit_call_insn): New function.
4497 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
4498 functions when generating VxWorks PIC.
4499 * config/sparc/sparc.md (vxworks_load_got): New pattern.
4500 (call, call_value): Use sparc_emit_call_insn instead of
4503 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4505 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
4507 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4509 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
4510 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
4511 instead of operand_subword.
4513 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4515 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
4516 * config/bfin/bfin.c (bfin_local_alignment): New function.
4517 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
4519 2007-05-08 Chao-ying Fu <fu@mips.com>
4521 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
4522 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
4523 (smsub_widen_optab, umsub_widen_optab): Define.
4524 * optabs.c (init_optabs): Initialize smsub_widen_optab and
4526 * genopinit.c (optabs): Fill in smsub_widen_optab and
4528 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
4529 and umsub_widen_optab to implement multiply-subtract sequences.
4530 * config/mips/mips.md (*msac<u>_di): Rename to...
4531 (<u>msubsidi4): ...this. Extend condition to include
4532 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
4533 of operand 0 to "ka" and use the three-operand form of msub<u>
4535 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
4538 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
4540 PR rtl-optimization/28011
4541 * reload.c (push_reload): Set dont_share if IN appears in OUT
4542 also when IN is a PLUS rtx.
4543 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
4546 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
4548 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
4549 call unshare_all_decls.
4550 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
4551 (unshare_all_decls): Remove.
4553 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
4556 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
4559 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
4560 Nigel Stephens <nigel@mips.com>
4562 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
4563 Update comments and all uses.
4564 (MIN_FPRS_PER_FMT): Define.
4565 * config/mips/mips.c (function_arg): Fix to correctly handle
4566 the -mips32r2 -mfp64 -mabi=32 case.
4567 (override_options): Enable use of odd-numbered registers for
4568 SFmode values on MIPS32.
4569 (mips_save_reg_p): Save whole floating-point register pair if
4570 either half is used.
4571 (compute_frame_size): Fix comment.
4573 2007-05-08 Jie Zhang <jie.zhang@analog.com>
4575 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
4576 argument of type bool.
4577 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
4578 argument. Safely select temporary P register according to it.
4579 (do_link): Change call site of add_to_reg accordingly.
4580 (do_unlink): Add epilogue_p as a fourth argument and pass it
4582 (expand_interrupt_handler_epilogue): Change call of do_unlink
4584 (bfin_expand_prologue): Add a third argument sibcall_p.
4585 * config/bfin/bfin.md (epilogue): Change call of
4586 bfin_expand_epilogue accordingly.
4587 (sibcall_epilogue): Likewise.
4588 (eh_return_internal): Likewise.
4590 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
4591 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
4592 * config/bfin/bfin.c (bfin_handle_option): Handle
4593 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
4594 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
4595 Support bf534, bf536 and bf561.
4596 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
4598 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
4601 * config/i386/i386.c (ix86_function_regparm): Process local
4602 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
4604 2007-05-07 Mike Stump <mrs@apple.com>
4606 * doc/invoke.texi (Warning Options): Document that -Wempty-body
4607 also checks for and while statements in C++.
4609 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
4611 * gcc.c (at_file_supplied): New variable.
4612 (main): Set it if we expanded argv.
4613 (do_spec_1): Pass an @-file to the linker if we were called with
4614 an @-file argument and HAVE_GNU_LD.
4615 * collect2.c (at_file_supplied): New variable.
4616 (response_file): New variable.
4617 (collect_exit): Unlink response_file if necessary.
4618 (handler): Likewise.
4619 (do_wait): Likewise.
4620 (main): Set at_file_supplied if we expanded argv.
4621 (collect_execute): Pass an @-file to subprocesses if we were called
4622 with an @-file argument.
4623 * configure.ac: Add define for HAVE_GNU_LD.
4624 * configure: Regenerate.
4625 * config.in: Regenerate.
4627 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
4629 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
4635 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
4637 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4638 (TARGET_ENCODE_SECTION_INFO): Re-define.
4639 (m32c_encode_section_info): New
4640 (function_vector_handler): New
4641 (current_function_special_page_vector): New
4642 (m32c_special_page_vector_p): New.
4643 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
4645 * config/m32c/jump.md: Added instruction JSRS for functions
4646 with attribute "function_vector".
4647 * doc/extend.texi (function_vector): Added description
4648 for M16C, M32C targets.
4650 2007-05-07 DJ Delorie <dj@redhat.com>
4653 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
4654 ashrpsi3, lshrpsi3): Update shift count constraint.
4656 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
4657 Nathan Froyd <froydnj@codesourcery.com>
4660 * c-incpath.c (add_path): Strip trailing path separators.
4662 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
4664 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
4665 Free dominance info before purging EH edges.
4666 (eliminate_degenerate_phis): Likewise.
4667 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
4669 2007-05-07 Jan Hubicka <jh@suse.cz>
4671 * gimplify.c (gimplify_expr): Do not crash when folding
4672 (void *)(int)&a + 4.
4674 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4677 * c-opts.c (lang_fortran): Make it non static.
4678 * c-common.h (lang_fortran): New prototype.
4679 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
4680 -lang-fortran option was passed by the driver.
4682 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
4684 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
4685 of ASSERT_CHECKING. Tweak message.
4687 2007-05-06 Revital Eres <eres@il.ibm.com>
4690 * loop-unroll.c (insert_var_expansion_initialization):
4691 Initialize the expansions with -zero instead of +zero.
4693 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
4695 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
4696 into pic and non-pic versions. Mark r19 as used for
4697 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
4698 for tgd_load, tld_load and tie_load .
4699 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
4700 version of tgd_load, tld_load and tie_load depending on the
4703 2007-05-04 Ulrich Drepper <drepper@redhat.com>
4704 Jakub Jelinek <jakub@redhat.com>
4706 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
4707 (__do_global_dtors_aux): Use more paranoid loop to run
4708 destructors if HIDDEN_DTOR_LIST_END.
4709 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
4711 2007-05-04 Jakub Jelinek <jakub@redhat.com>
4713 * varasm.c (align_variable): Don't increase alignment for
4714 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
4715 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
4717 2007-05-04 Josh Conner <jconner@apple.com>
4719 * basic-block.h (cdi_direction): Assign values to all enumeration
4721 (dom_computed): Remove.
4722 (dom_info_state): New.
4723 (set_dom_info_availability): New.
4724 * tree-ssa-loop-im.c (determine_invariantness): Initialize
4725 walk_data.dom_direction.
4726 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
4727 instead of dom_computed[].
4728 (split_edge): Likewise.
4729 (create_basic_block): Likewise.
4730 (merge_blocks): Likewise.
4731 * ifcvt.c (find_if_header): Likewise.
4732 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
4733 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4734 * tree-ssa.c (verify_ssa): Likewise.
4735 * tree-cfg.c (tree_verify_flow_info): Likewise.
4736 (remove_edge_and_dominated_blocks): Likewise.
4737 * dominance.c (dom_computed): Make static.
4738 (calc_dfs_tree_nonrec): Change third param to a bool.
4739 (calc_dfs_tree): Change second param to a bool.
4740 (calc_idioms): Change second param to a bool. Use
4741 dom_convert_dir_to_idx.
4742 (init_dom_info): Validate dir before using.
4743 (dom_convert_dir_to_idx): New.
4744 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
4745 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
4746 (free_dominance_info): Use dom_convert_dir_to_idx.
4747 (get_immediate_dominator): Likewise.
4748 (set_immediate_dominator): Likewise.
4749 (get_dominated_by): Likewise.
4750 (redirect_immediate_dominators): Likewise.
4751 (nearest_common_denominator): Likewise.
4752 (dominated_by_p): Likewise.
4753 (bb_dom_dfs_in): Likewise.
4754 (bb_dom_dfs_out): Likewise.
4755 (recount_dominator): Likewise.
4756 (iterate_fix_dominators): Likewise.
4757 (add_to_dominance_info): Likewise.
4758 (delete_from_dominance_info): Likewise.
4759 (first_dom_son): Likewise.
4760 (next_dom_son): Likewise.
4761 (dom_info_available_p): Likewise.
4762 (dom_info_state): New.
4763 (set_dom_info_availability): New.
4765 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4767 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
4769 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
4771 2007-05-04 Bob Wilson <bob.wilson@acm.org>
4773 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
4774 (subdi3, subdi_carry): Delete.
4776 2007-05-04 Jan Hubicka <jh@suse.cz>
4777 Richard Guenther <rguenther@suse.de>
4779 * opts.c (decode_options): Do not fiddle with inlining
4780 parameters in case of optimizing for size.
4781 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
4782 for size do nothing.
4783 (cgraph_decide_inlining_of_small_function): When optimizing for
4784 size never inline functions increasing caller size.
4785 (cgraph_early_inlining): Inline for size when optimizing for size.
4787 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4789 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
4790 logical operations piecewise.
4791 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
4792 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
4793 subdi_sesidi_di): Delete.
4794 (add_with_carry): Produce carry in CC instead of a DREG to shorten
4795 the generated sequence. Allow three-reg add in constraints. Rewrite
4796 the rtl expression for carry to avoid zero_extend of a constant.
4797 (sub_with_carry): New pattern.
4798 (adddi3, subdi3): Change into define_expand. For subtract, generate a
4799 different sequence not involving jumps.
4800 (notbi): Now a named pattern.
4802 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
4804 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
4805 Add the note about a significant loss of accuracy of some
4806 mathematical routines when these options are used.
4808 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4810 * haifa-sched.c (rtx_vec_t): New typedef.
4811 (contributes_to_priority_p): Extract piece of priority () into new
4813 (priority): Use the function. Add assertion.
4814 (rank_for_schedule, set_priorities): Add assertion to check that
4815 insn's priority is initialized.
4816 (clear_priorities, calc_priorities): Change signature. Make it update
4817 all relevant insns. Update all callers ('add_to_speculative_block ()'
4818 and 'create_block_check_twin ()').
4819 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
4820 Add new field 'priority_status'.
4821 (INSN_PRIORITY_STATUS): New macro.
4822 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
4824 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4826 * sched-ebb.c (debug_ebb_dependencies): New static function.
4827 (init_ready_list): Use it.
4829 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
4830 with changed signature and 'debug_rgn_dependencies ()'.
4831 (debug_rgn_dependencies): New static function.
4832 (init_ready_list): Use it.
4834 * sched-int.h (debug_dependencies): Declare.
4836 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4838 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
4840 2007-05-04 Dirk Mueller <dmueller@suse.de>
4842 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
4844 2007-05-03 Jan Hubicka <jh@suse.cz>
4846 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
4847 for pointer type in more cases than before.
4849 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
4851 * tree-object-size.c (plus_expr_object_size): When operand size is
4852 unknown, return unknown.
4854 2007-05-03 Dirk Mueller <dmueller@suse.de>
4856 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
4858 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
4861 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
4863 2007-05-03 Janis Johnson <janis187@us.ibm.com>
4865 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
4867 2007-05-03 Joseph Myers <joseph@codesourcery.com>
4869 * config/soft-fp/double.h, config/soft-fp/extended.h,
4870 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
4871 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
4872 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
4873 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
4876 2007-05-03 Ian Lance Taylor <iant@google.com>
4878 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
4879 MASK_PPC_GFXOPT for 8540 or 8548.
4881 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4883 * tree-vect-transform.c (vect_update_inits_of_drs): Use
4884 vect_print_dump_info() to output debug information.
4886 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4889 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
4890 operands of size 2 when operand is not MEM_P.
4892 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4894 PR tree-optimization/30565
4895 * lambda-code.c (perfect_nestify): Fix updating of dominators.
4897 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
4899 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
4900 (umulsi3_highpart): Use them.
4901 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
4902 for final accumulator to D regisster tranfser.
4904 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
4906 PR tree-optimization/31699
4907 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
4909 (vect_enhance_data_refs_alignment): Compute peel amount using
4910 TYPE_VECTOR_SUBPARTS instead of vf.
4911 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
4913 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
4916 * system.h: Remove inclusion of double-int.h
4917 * tree.h: Include double-int.h
4918 * gengtype.c: Likewise
4919 * cfgloop.h: Likewise
4920 * Makefile.in: Adjust dependencies on double-int.h
4922 2007-05-02 Eric Christopher <echristo@apple.com>
4924 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
4925 -shared to -Zdynamiclib.
4927 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
4930 * c-common.c (strip_pointer_or_array_types): New function.
4931 * c-common.h (strip_pointer_or_array_types): New function declaration.
4933 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4935 PR tree-optimization/31771
4936 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
4938 2007-05-02 Paul Brook <paul@codesourcery.com>
4940 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
4942 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
4945 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
4948 2007-05-02 Nick Clifton <nickc@redhat.com>
4950 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
4952 2007-05-02 Richard Guenther <rguenther@suse.de>
4954 PR tree-optimization/31146
4955 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
4956 argument, single_use_p. If we have a single use that is
4957 a conversion to the definition rhs type, propagate that rhs.
4958 (forward_propagate_addr_expr): Pass single_use_p argument
4959 to forward_propagate_addr_expr_1.
4961 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
4963 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
4966 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4968 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
4969 'AMD Family 10 core'.
4971 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4973 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
4974 and athlon64-sse3 as improved versions of k8, opteron and athlon64
4975 with SSE3 instruction set support.
4976 * doc/invoke.texi: Likewise.
4978 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4980 * config/i386/i386.c (override_options): Tuning 32-byte loop
4981 alignment for amdfam10 architecture. Increasing the max loop
4982 alignment to 24 bytes.
4984 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
4986 * config/m68k/constraints.md: New.
4987 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
4988 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4989 EXTRA_CONSTRAINT): Remove.
4990 * config/m68k/m68k.md: Include constraints.md.
4991 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
4993 2007-05-01 Ian Lance Taylor <iant@google.com>
4995 PR tree-optimization/31739
4996 * tree-vrp.c (vrp_val_is_max): New static function.
4997 (vrp_val_is_min): New static function.
4998 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
5000 (set_value_range): Use vrp_val_is_{max,min}.
5001 (extract_range_from_assert): Likewise.
5002 (extract_range_from_binary_expr): Likewise.
5003 (extract_range_from_unary_expr): Likewise.
5004 (dump_value_range, vrp_meet): Likewise.
5005 (vrp_visit_phi_node): Likewise.
5006 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
5008 2007-05-01 Mark Mitchell <mark@codesourcery.com>
5010 * config/i386/gmon-sol2.c (size_t): New type.
5011 (intptr_t): Likewise.
5012 (s_textsize): Declare as size_t.
5014 (monstartup): Use size_t for sizes.
5015 (_mcount): Save and restore registers.
5016 (internal_mcount): Pass 0 as the first argument to monstartup
5018 (moncontrol): Convert pointer to appropriately sized integer
5019 before passing to profil.
5021 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5023 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
5024 __NO_FPRS__, not just if _SOFT_DOUBLE.
5025 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
5026 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
5027 also for E500 double.
5028 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
5029 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
5032 2007-05-01 Richard Guenther <rguenther@suse.de>
5034 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
5037 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5039 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
5041 2007-05-01 Jan Hubicka <jh@suse.cz>
5043 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
5046 2007-05-01 Jan Hubicka <jh@suse.cz>
5048 * tree.h (maybe_fold_offset_to_component_ref): Remove.
5049 (maybe_fold_offset_to_reference): Declare.
5050 * fold-const.c (fold_unary): Do not fold
5051 (type *)&A into &A->field_of_type_and_offset_0
5052 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
5053 size is unknown, give up.
5054 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
5056 (maybe_fold_offset_to_reference): New.
5057 (maybe_fold_stmt_indirect): Use it.
5058 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
5059 * gimplify.c (gimplify_conversion): Canonicalize conversions to
5061 (gimplify_expr): Likewise for plus_expr.
5063 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
5065 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
5066 bsi_after_labels. Always insert statements before bsi.
5067 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5068 * predict.c (apply_return_prediction): Check for empty blocks.
5069 * cfgexpand.c (lab_rtx_for_bb): New variable.
5070 (label_rtx_for_bb): Do not create new tree labels.
5071 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
5072 (tree_expand_cfg): Initialize lab_rtx_for_bb.
5073 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
5075 (label_for_bb): Add field used.
5076 (update_eh_label, main_block_label): Mark the label used.
5077 (cleanup_dead_labels): Remove unused labels.
5079 2007-05-01 Richard Guenther <rguenther@suse.de>
5081 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
5082 if it is not about to be set.
5083 (get_value_range): Do not pre-allocate equiv bitmap.
5084 (update_value_range): No need to clear equiv field.
5085 (add_equivalence): Change prototype to get bitmap pointer.
5086 Allocate bitmap here if it is not already.
5087 (extract_range_from_assert): Do not allocate bitmap here.
5088 Update callers to add_equivalence.
5089 (extract_range_from_ssa_name): Likewise.
5090 (get_vr_for_comparison): New static helper.
5091 (compare_name_with_value): Handle NULL equiv bitmap by
5092 peeling the first iteration of the comparison loop.
5093 Use get_vr_for_comparison.
5094 (compare_names): Handle NULL equiv bitmaps by using fake
5095 ones. Use get_vr_for_comparison.
5097 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
5099 * double-int.c (mpz_set_double_int): Moved from
5100 tree-ssa-loop-niter.c.
5101 (mpz_get_double_int): Likewise; also, add option to wrap
5102 out-of-range integers.
5103 * double-int.h: New prototypes for above.
5104 * tree.c (get_static_type_bounds): Moved from
5105 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
5106 TYPE_MAX_VALUE if they exist..
5107 * tree.h: New prototype for above.
5108 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
5109 get_type_bounds calls.
5110 (mpz_set_double_int): Move to double-int.c.
5111 (get_type_bounds): Move to tree.c, rename to
5112 get_static_type_bounds.
5113 (mpz_to_double_int): Move to double-int.c, rename to
5116 2007-04-30 Bob Wilson <bob.wilson@acm.org>
5118 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
5119 DIV0 exception can fall through to a normal return.
5121 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
5125 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5126 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5127 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5128 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5129 initialize align to silence bogus warning.
5130 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5131 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5133 (struct sra_walk_fns): Remove use_all parameter from use.
5134 (sra_hash_tree): Handle BIT_FIELD_REFs.
5135 (sra_elt_hash): Don't hash bitfld blocks.
5136 (sra_elt_eq): Skip them in parent compares as well. Handle
5138 (sra_walk_expr): Don't maintain or pass down use_all_p.
5139 (scan_use): Remove use_all parameter.
5140 (scalarize_use): Likewise. Re-expand assignment to
5141 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5142 output, and re-scalarize after output. Don't mark anything
5144 (scalarize_ldst): Adjust.
5145 (scalarize_walk_gimple_modify_statement): Likewise.
5146 (build_element_name_1): Handle BIT_FIELD_REFs.
5147 (instantiate_element): Don't warn for any element whose parent
5149 (instantiate_missing_elements_1): Return the sra_elt.
5150 (canon_type_for_field): New.
5151 (try_instantiate_multiple_fields): New.
5152 (instantiate_missing_elemnts): Use them.
5153 (mark_no_warning): Removed.
5154 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5155 (REPLDUP, sra_build_elt_assignment): New.
5156 (generate_copy_inout): Use them.
5157 (generate_element_copy): Likewise. Handle bitfld differences.
5158 (generate_element_zero): Don't recurse for blocks. Use
5159 sra_build_elt_assignment.
5160 (generate_one_element_int): Take elt instead of var. Use
5161 sra_build_elt_assignment.
5162 (generate_element_init_1): Adjust.
5163 (scalarize_use, scalarize_copy): Use REPLDUP.
5164 (scalarize_ldst): Move assert before dereference.
5165 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5167 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5170 * tree.c (reconstruct_complex_type): Reconstruct a reference
5172 Also use the same mode for the pointer as the old pointer type.
5174 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5176 * doc/trouble.texi (Interoperation): Remove note about Ultrix
5179 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
5181 PR rtl-optimization/31676
5182 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
5183 (df_refs_record): Call it.
5185 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
5187 * rtl.def (SS_ABS): New code.
5188 * config/bfin/bfin.c (print_operand): New modifier 'v'.
5189 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
5190 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
5191 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
5192 (bfin_init_builtins): Define them.
5193 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
5194 (bfin_expand_builtin): ... and handle the others here.
5195 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
5196 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
5197 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
5198 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
5199 operand is only HImode.
5201 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
5203 * regclass.c (scan_one_insn): Remove splitting of
5206 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
5207 Nigel Stephens <nigel@mips.com>
5209 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
5211 2007-04-28 Jan Hubicka <jh@suse.cz>
5213 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
5214 insn_locators_alloc instead of insn_locators_initialize;
5215 call reset_block_changes.
5216 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5217 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
5218 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
5219 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5220 * config/score/score.c (th_output_mi_thunk): Likewise.
5221 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5222 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
5223 tolerate uninitialized locator info.
5226 * function.c (init_function_start): Don't init line number info.
5227 (expand_function_end): Update.
5228 (reset_block_changes, record_block_change, finalize_block_changes,
5229 check_block_change, free_block_changes): Kill.
5230 * function.h (reset_block_changes, record_block_change,
5231 finalize_block_changes, check_block_change, free_block_changes): Remove
5233 (struct function): Remove ib_boundaries_block.
5234 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5235 Use curr_insn_locator to initialize locator.
5236 (emit_line_note): Remove.
5237 * cfgexpand.c (expand_gimple_cond_expr): Update.
5238 (construct_exit_block): Likewise.
5239 (tree_expand_cfg): Initialize/finalize locators.
5240 * expr.c (expand_expr_real): Update.
5241 * cfglayout.c (line_locators_locs, line_locators_lines,
5242 file_locators_locs, file_locators_files): Remove.
5243 (set_block_levels): Move to cfgexpand.c.
5244 (insn_locators_initialize): Remove.
5245 (pass_insn_locators_initialize): Remove.
5246 (locations_locators_locs, locations_locators_vals): New static vars.
5247 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5249 (insn_locators_alloc, insn_locators_finalize,
5250 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5252 (locator_location): New.
5253 (locator_line, locator_file): Rewrite.
5254 * rtl.h (emit_line_note): Kill.
5255 (insn_locators_alloc, insn_locators_finalize,
5256 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5258 * tree-inline.c (initialize_cfun): Do not initialize
5259 ib_boundaries_block.
5260 * passes.c (pass_insn_locators_initialize): Remove.
5262 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
5264 * tree-cfg.c (move_block_to_fn): Release bb from dominance
5265 info. Update last_basic_block correctly.
5267 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
5270 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
5271 register itself to hold the offset constant. Tell flow the use
5272 of r4 and r5 when they are used.
5274 2007-04-27 Richard Guenther <rguenther@suse.de>
5276 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
5277 if we simplified anything.
5278 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
5279 warnings until we did a simplification and the stmt was not
5280 marked as TREE_NO_WARNING.
5282 2007-04-27 Mike Stump <mrs@apple.com>
5284 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
5286 2007-04-27 Ian Lance Taylor <iant@google.com>
5289 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
5290 TYPE_MAX_VALUE exist, convert them to the new type.
5292 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5294 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
5295 if it claims to be available.
5296 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
5298 (perform_tree_ssa_dce): Always free postdominators.
5300 2007-04-27 Richard Henderson <rth@redhat.com>
5302 * config/alpha/predicates.md (aligned_memory_operand): Mark
5303 as define_special_predicate.
5304 (unaligned_memory_operand, normal_memory_operand): Likewise.
5305 (reg_or_unaligned_mem_operand): Remove.
5306 (any_memory_operand): Match the documentation and check for
5307 non-renumbered pseudos during reload.
5308 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
5309 alpha_secondary_reload_class, update to new interface, make static.
5310 Handle CQImode like HImode. Remove FP subreg check.
5311 (alpha_expand_mov): Use replace_equiv_address.
5312 (alpha_expand_mov_nobwx): Use any_memory_operand.
5313 (TARGET_SECONDARY_RELOAD): New.
5314 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
5315 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
5316 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
5317 * config/alpha/alpha.md: ... here.
5318 (RELOAD12, reloadmode): New.
5320 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
5321 Don't handle the aligned case here.
5322 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
5323 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
5324 reload_inhi_help. Don't expect a scratch register.
5325 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
5327 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
5329 2007-04-27 Richard Guenther <rguenther@suse.de>
5331 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
5333 2007-04-27 Richard Guenther <rguenther@suse.de>
5335 PR tree-optimization/30965
5336 PR tree-optimization/30978
5337 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
5338 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
5339 (find_equivalent_equality_comparison): Likewise.
5340 (simplify_cond): Likewise.
5341 (get_prop_source_stmt): New helper.
5342 (get_prop_dest_stmt): Likewise.
5343 (can_propagate_from): Likewise.
5344 (remove_prop_source_from_use): Likewise.
5345 (combine_cond_expr_cond): Likewise.
5346 (forward_propagate_comparison): New function.
5347 (forward_propagate_into_cond): Rewrite to use fold for
5349 (tree_ssa_forward_propagate_single_use_vars): Call
5350 forward_propagate_comparison to propagate comparisons.
5352 2007-04-27 Richard Guenther <rguenther@suse.de>
5354 PR tree-optimization/31715
5355 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
5356 sure to do computation on the offset in an appropriate
5359 2007-04-27 Richard Sandiford <richard@codesourcery.com>
5361 * reload.h (elimination_target_reg_p): Declare.
5362 * reload.c (find_reloads): Don't apply the reg_rtx move
5363 optimization if the SET_DEST satisfies elimination_target_reg_p.
5364 * reload1.c (elimination_target_reg_p): New function.
5365 (gen_reload): In the move/add2 fallback, make sure that op0
5366 does not overlap the destination register.
5368 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5370 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
5371 transform only GIMPLE_MODIFY_STMTs.
5372 * tree-complex.c (expand_complex_operations_1): Ditto.
5373 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
5374 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
5375 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
5377 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
5378 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
5379 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
5380 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
5381 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
5382 slpeel_add_loop_guard): Ditto.
5383 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5384 * lambda-code.c (perfect_nestify): Ditto.
5385 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
5386 before the first statement.
5387 * tree-optimize.c (execute_free_datastructures): Fix comments.
5388 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
5389 * tree-flow.h (disband_implicit_edges): Declaration removed.
5390 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
5392 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
5394 (disband_implicit_edges, has_label_p): Removed.
5395 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
5396 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
5398 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
5400 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
5401 also for COND_EXPRs.
5402 * cfgexpand.c (label_rtx_for_bb): New function.
5403 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
5404 Use label_rtx_for_bb to find the labels.
5405 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
5406 last block. Detect fallthru edges.
5408 2007-04-26 Ian Lance Taylor <iant@google.com>
5411 * reload.c (find_reloads_subreg_address): If the address was valid
5412 in the original mode but not in the new mode, reload the whole
5415 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5417 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
5418 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
5419 (cleanup_control_expr_graph): Do not invalidate dominance info.
5420 Record altered blocks.
5421 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
5422 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
5423 cleanup_tree_cfg_bb): New functions.
5424 (remove_forwarder_block): Do not maintain the worklist of blocks.
5425 Record altered blocks.
5426 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
5428 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
5429 delete_unreachable_blocks if dominators are not available.
5430 * tree-inline.c (optimize_inline_calls): Free dominance information
5432 * tree-flow.h (remove_edge_and_dominated_blocks,
5433 cfgcleanup_altered_bbs): Altered.
5434 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
5436 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
5438 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
5439 do not invalidate dominators.
5441 2007-04-26 Anatoly Sokolov <aesok@post.ru>
5443 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
5444 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
5445 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5446 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5448 2007-04-26 Steve Ellcey <sje@cup.hp.com>
5450 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
5452 2007-04-26 Richard Guenther <rguenther@suse.de>
5454 PR tree-optimization/31703
5455 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
5456 the right type for the target of the bittest.
5458 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5460 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
5461 ix86_sol10_return_in_memory.
5463 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5465 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
5468 2007-04-26 Jakub Jelinek <jakub@redhat.com>
5471 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
5473 PR tree-optimization/30558
5474 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
5475 clear this_state.prev_try.
5477 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5478 Mark Mitchell <mark@codesourcery.com>
5480 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
5481 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
5482 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
5484 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5487 * doc/invoke.texi (%:print-asm-header): Document.
5488 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
5490 (static_spec_functions): Add print-asm-header.
5491 (main): Print a banner before the --target-help linker options.
5492 (print_asm_header_spec_function): New function.
5494 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
5497 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
5498 (movsf_ie): Likewise.
5500 2007-04-25 Paolo Carlini <pcarlini@suse.de>
5502 * doc/extend.texi ([Type Traits]): Adjust per N2255.
5504 2007-04-25 Bob Wilson <bob.wilson@acm.org>
5506 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
5508 (__umodsi3, __modsi3): Likewise.
5510 2007-04-25 Dirk Mueller <dmueller@suse.de>
5512 * c-typeck.c (build_compound_expr): Annotate warning()
5513 call with OPT_Wunused_value.
5514 * tree-ssa.c (warn_uninit): Annotate warning with
5516 * c-common.c (handle_sentinel_attribute): Annotate warning
5517 call with OPT_Wattributes.
5519 2007-04-25 Thiemo Seufer <ths@mips.com>
5521 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
5523 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
5524 on to the assembler. Improve handling of -mno-mips16. Add handling
5525 of -mno-mips3d, -mno-dsp, -mno-dspr2.
5526 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
5527 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
5528 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
5530 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
5533 * config/i386/winnt.c (i386_pe_file_end): Strip only
5534 USER_LABEL_PREFIX when writing export name.
5536 2007-04-25 Richard Sandiford <richard@codesourcery.com>
5538 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
5539 sh/elf.h, vx-common.h and vxworks.h.
5540 * config/sh/sh.h: Include config/vxworks-dummy.h.
5541 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5542 (OVERRIDE_OPTIONS): Use it.
5543 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
5544 (vxworks_picreg): New pattern.
5545 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
5546 VXWORKS_OS_CPP_BUILTINS.
5547 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
5548 to their VXWORKS_* equivalents.
5549 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5550 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
5551 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
5552 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
5553 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
5554 -mrtp/-fPIC multilibs.
5555 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
5556 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
5557 (MULTILIB_OSDIRNAMES): Delete.
5559 2007-04-25 Anatoly Sokolov <aesok@post.ru>
5562 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
5564 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
5566 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
5567 rounding mode to be specified by the caller.
5568 (real_to_mpfr) Likewise.
5569 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
5570 include new arguments.
5571 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
5573 2007-04-24 Ian Lance Taylor <iant@google.com>
5575 PR tree-optimization/31605
5576 * tree-vrp.c (set_value_range): Check that min and max are not
5577 both overflow infinities.
5578 (set_value_range_to_value): New static function.
5579 (extract_range_from_binary_expr): Call set_value_range_to_value.
5580 (extract_range_from_cond_expr): Likewise.
5581 (extract_range_from_expr): Likewise.
5582 (extract_range_from_unary_expr): Likewise. Don't create a range
5583 which overflows on both sides.
5584 (vrp_meet): Check for a useless range.
5585 (vrp_visit_phi_node): If we see a constant which looks like an
5586 overflow infinity, turn off the TREE_OVERFLOW flag.
5588 2007-04-24 Ian Lance Taylor <iant@google.com>
5590 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
5592 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
5595 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
5596 diagnostic message is being built.
5597 * tree-pretty-print.c (dump_generic_node): Only write the
5598 formatted text into BUFFER's stream if we are not building a
5600 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
5602 * Makefile.in (toplev.o): Depend on tree-pass.h.
5604 2007-04-24 Ian Lance Taylor <iant@google.com>
5606 PR tree-optimization/31602
5607 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
5608 conditionals in the copied loop header.
5609 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
5610 warnings if TREE_NO_WARNING is set.
5611 * doc/invoke.texi (Warning Options): Clarify that
5612 -Wstrict-overflow does not warn about loops.
5614 2007-04-24 Janis Johnson <janis187@us.ibm.com>
5616 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
5617 expand on the comment about _Decimal128 arguments and check the
5618 integer result of the modulus operation; for 64-bit ELF ABI, ensure
5619 that _Decimal128 argument uses even/odd register pair.
5620 (function_arg): Ditto.
5622 2007-04-24 Hui-May Chang <hm.chang@apple.com>
5624 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
5625 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
5627 2007-04-24 Richard Guenther <rguenther@suse.de>
5628 Olga Golovanevsky <olga@il.ibm.com>
5630 * fold-const.c (multiple_of_p): Check for bottom
5633 2007-04-24 Richard Henderson <rth@redhat.com>
5635 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
5636 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
5637 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
5638 looking for non-zero bits shifted out. Avoid a recursive call
5639 when constructing the scalar.
5640 (__floatundisf): Likewise.
5642 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
5644 * dwarf2out.c (field_byte_offset): Move the existing logic
5645 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
5646 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
5648 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5651 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
5652 argument of 0 for memset.
5653 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
5654 unsigned shift instead of the signed variant.
5656 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5658 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
5659 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
5660 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
5661 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
5662 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5663 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
5664 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
5665 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
5666 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
5667 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
5668 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
5669 "mul<mode>3", "div<mode>3"): Insn definitions added.
5670 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
5671 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
5672 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
5673 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
5674 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
5675 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
5676 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
5677 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
5678 TARGET_FLOAT_FORMAT): Macro definitions removed.
5679 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
5680 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
5681 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
5682 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
5683 (s390_gen_rtx_const_DI): Function removed.
5684 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
5686 2007-04-24 Richard Sandiford <richard@codesourcery.com>
5688 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
5689 over an external ffs function.
5691 2007-04-24 Chao-ying Fu <fu@mips.com>
5692 Richard Sandiford <richard@nildram.co.uk>
5694 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
5695 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
5696 (smadd_widen_optab, umadd_widen_optab): Define.
5697 * optabs.c (init_optabs): Initialize smadd_widen_optab and
5699 * genopinit.c (optabs): Fill in smadd_widen_optab and
5701 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
5702 and umadd_widen_optab to implement multiply-add sequences.
5703 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
5704 (<u>maddsidi4): ...this. Extend condition to include
5705 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5706 of operand 0 to "ka" and use the three-operand form of madd<u>
5708 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
5710 * config/mips/constraints.md (ka): New register constraint.
5712 2007-04-24 Jan Hubicka <j@suse.cz>
5716 2007-04-23 Jan Hubicka <jh@suse.cz>
5717 * function.c (init_function_start): Don't init line number info.
5718 (expand_function_end): Update.
5719 (reset_block_changes, record_block_change, finalize_block_changes,
5720 check_block_change, free_block_changes): Kill.
5721 * function.h (reset_block_changes, record_block_change,
5722 finalize_block_changes, check_block_change, free_block_changes): Remove
5724 (struct function): Remove ib_boundaries_block.
5725 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5726 Use curr_insn_locator to initialize locator.
5727 (emit_line_note): Remove.
5728 * cfgexpand.c (expand_gimple_cond_expr): Update.
5729 (construct_exit_block): Likewise.
5730 (tree_expand_cfg): Initialize/finalize locators.
5731 * expr.c (expand_expr_real): Update.
5732 * cfglayout.c (line_locators_locs, line_locators_lines,
5733 file_locators_locs, file_locators_files): Remove.
5734 (set_block_levels): Move to cfgexpand.c.
5735 (insn_locators_initialize): Remove.
5736 (pass_insn_locators_initialize): Remove.
5737 (locations_locators_locs, locations_locators_vals): New static vars.
5738 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5740 (insn_locators_alloc, insn_locators_finalize,
5741 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5743 (locator_location): New.
5744 (locator_line, locator_file): Rewrite.
5745 * rtl.h (emit_line_note): Kill.
5746 (insn_locators_alloc, insn_locators_finalize,
5747 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5749 * tree-inline.c (initialize_cfun): Do not initialize
5750 ib_boundaries_block.
5751 * passes.c (pass_insn_locators_initialize): Remove.
5753 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
5755 * doc/invoke.texi: Removed leading '-' from option index entries.
5757 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
5759 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
5761 (create_phi_node): Use set_phi_nodes.
5762 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
5763 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
5764 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
5765 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
5766 (bsi_start, bsi_last): Use bb_stmt_list.
5767 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
5768 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
5769 Traverse the statements using tsi iterator.
5770 * basic-block.h (struct basic_block_def): Fields stmt_list
5771 and phi_nodes moved to ...
5772 (struct tree_bb_info): ... new structure.
5773 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
5774 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
5775 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
5776 (tree_verify_flow_info): Verify that il.tree is not set for
5777 entry and exit block.
5778 (tree_split_block): Use set_bb_stmt_list.
5780 2007-04-23 Mike Stump <mrs@apple.com>
5782 * config/i386/i386.c (ix86_tune_features
5783 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
5786 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5788 * config/i386/i386.md (prefix_extra): New attribute.
5789 (length): Add prefix_extra.
5791 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
5792 (sse2_movntv2di): Likewise.
5793 (sse2_cvtps2dq): Likewise.
5794 (sse2_cvtpd2pi): Likewise.
5795 (sse2_cvttpd2pi): Likewise.
5796 (*sse2_cvtpd2ps): Likewise.
5797 (*add<mode>3): Likewise.
5798 (sse2_ssadd<mode>3): Likewise.
5799 (sse2_usadd<mode>3): Likewise.
5800 (*sub<mode>3): Likewise.
5801 (sse2_sssub<mode>3): Likewise.
5802 (sse2_ussub<mode>3): Likewise.
5803 (*mulv8hi3): Likewise.
5804 (*smulv8hi3_highpart): Likewise.
5805 (*umulv8hi3_highpart): Likewise.
5806 (sse2_umulv2siv2di3): Likewise.
5807 (sse2_pmaddwd): Likewise.
5808 (ashr<mode>3): Likewise.
5809 (lshr<mode>3): Likewise.
5810 (ashl<mode>3): Likewise.
5811 (sse2_ashlti3): Likewise.
5812 (sse2_lshrti3): Likewise.
5813 (*umaxv16qi3): Likewise.
5814 (*smaxv8hi3): Likewise.
5815 (*uminv16qi3): Likewise.
5816 (*sminv8hi3): Likewise.
5817 (sse2_eq<mode>3): Likewise.
5818 (sse2_gt<mode>3): Likewise.
5819 (*and<mode>3): Likewise.
5820 (sse2_nand<mode>3): Likewise.
5821 (*ior<mode>3): Likewise.
5822 (*xor<mode>3): Likewise.
5823 (sse2_packsswb): Likewise.
5824 (sse2_packssdw): Likewise.
5825 (sse2_packuswb): Likewise.
5826 (sse2_punpckhbw): Likewise.
5827 (sse2_punpcklbw): Likewise.
5828 (sse2_punpckhwd): Likewise.
5829 (sse2_punpcklwd): Likewise.
5830 (sse2_punpckhdq): Likewise.
5831 (sse2_punpckldq): Likewise.
5832 (sse2_punpckhqdq): Likewise.
5833 (sse2_punpcklqdq): Likewise.
5834 (*sse2_pinsrw): Likewise.
5835 (*sse2_pextrw): Likewise.
5836 (sse2_pshufd_1): Likewise.
5837 (sse2_uavgv16qi3): Likewise.
5838 (sse2_uavgv8hi3): Likewise.
5839 (sse2_psadbw): Likewise.
5840 (sse2_pmovmskb): Likewise.
5841 (*sse2_maskmovdqu): Likewise.
5842 (*sse2_maskmovdqu_rex64): Likewise.
5843 (sse4a_extrqi): Likewise.
5844 (sse4a_extrq): Likewise.
5845 (sse3_lddqu): Set prefix_rep.
5846 (sse3_addsubv4sf3): Likewise.
5847 (sse3_haddv4sf3): Likewise.
5848 (sse3_hsubv4sf3): Likewise.
5849 (sse_cvtss2si): Likewise.
5850 (sse_cvtss2si_2): Likewise.
5851 (sse_cvtss2siq): Likewise.
5852 (sse_cvtss2siq_2): Likewise.
5853 (sse_cvttss2si): Likewise.
5854 (sse_cvttss2siq): Likewise.
5855 (sse2_cvttps2dq): Likewise.
5856 (sse3_movshdup): Likewise.
5857 (sse3_movsldup): Likewise.
5858 (sse2_cvtsd2si): Likewise.
5859 (sse2_cvtsd2si_2): Likewise.
5860 (sse2_cvtsd2siq): Likewise.
5861 (sse2_cvtsd2siq_2): Likewise.
5862 (sse2_cvttsd2si): Likewise.
5863 (sse2_cvttsd2siq): Likewise.
5864 (*sse2_cvtpd2dq): Likewise.
5865 (*sse2_cvttpd2dq): Likewise.
5866 (sse2_pshuflw_1): Likewise.
5867 (sse2_pshufhw_1): Likewise.
5868 (sse4a_insertqi): Likewise.
5869 (sse4a_insertq): Likewise.
5870 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
5871 (ssse3_phadddv4si3): Likewise.
5872 (ssse3_phaddswv8hi3): Likewise.
5873 (ssse3_phsubwv8hi3): Likewise.
5874 (ssse3_phsubdv4si3): Likewise.
5875 (ssse3_phsubswv8hi3): Likewise.
5876 (ssse3_pmaddubswv8hi3): Likewise.
5877 (ssse3_pmulhrswv8hi3): Likewise.
5878 (ssse3_pshufbv16qi3): Likewise.
5879 (ssse3_psign<mode>3): Likewise.
5880 (ssse3_palignrti): Likewise.
5881 (abs<mode>2): Likewise.
5882 (ssse3_phaddwv4hi3): Set prefix_extra.
5883 (ssse3_phadddv2si3): Likewise.
5884 (ssse3_phaddswv4hi3): Likewise.
5885 (ssse3_phsubwv4hi3): Likewise.
5886 (ssse3_phsubdv2si3): Likewise.
5887 (ssse3_phsubswv4hi3): Likewise.
5888 (ssse3_pmaddubswv4hi3): Likewise.
5889 (ssse3_pmulhrswv4hi3): Likewise.
5890 (ssse3_pshufbv8qi3): Likewise.
5891 (ssse3_psign<mode>3): Likewise.
5892 (ssse3_palignrdi): Likewise.
5893 (abs<mode>2): Likewise.
5894 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
5895 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
5896 (sse2_pmovmskb): Set mode to SI instead of V2DF.
5898 2007-04-23 Nick Clifton <nickc@redhat.com>
5900 * params.def: Fix formatting of emacs local variables.
5902 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5904 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
5905 move if inter-unit move isn't allowed.
5906 Don't split moving the first element of V2DI to DI to inter-unit
5907 move if inter-unit move isn't allowed.
5909 2007-04-23 Richard Guenther <rguenther@suse.de>
5911 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
5912 and CDI_POST_DOMINATORS separately.
5914 2007-04-23 Nick Clifton <nickc@redhat.com>
5916 * c.opt (Wformat-contains-nul): Add warning attribute.
5918 2007-04-23 Jan Hubicka <jh@suse.cz>
5920 * function.c (init_function_start): Don't init line number info.
5921 (expand_function_end): Update.
5922 (reset_block_changes, record_block_change, finalize_block_changes,
5923 check_block_change, free_block_changes): Kill.
5924 * function.h (reset_block_changes, record_block_change,
5925 finalize_block_changes, check_block_change, free_block_changes): Remove
5927 (struct function): Remove ib_boundaries_block.
5928 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5929 Use curr_insn_locator to initialize locator.
5930 (emit_line_note): Remove.
5931 * cfgexpand.c (expand_gimple_cond_expr): Update.
5932 (construct_exit_block): Likewise.
5933 (tree_expand_cfg): Initialize/finalize locators.
5934 * expr.c (expand_expr_real): Update.
5935 * cfglayout.c (line_locators_locs, line_locators_lines,
5936 file_locators_locs, file_locators_files): Remove.
5937 (set_block_levels): Move to cfgexpand.c.
5938 (insn_locators_initialize): Remove.
5939 (pass_insn_locators_initialize): Remove.
5940 (locations_locators_locs, locations_locators_vals): New static vars.
5941 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5943 (insn_locators_alloc, insn_locators_finalize,
5944 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5946 (locator_location): New.
5947 (locator_line, locator_file): Rewrite.
5948 * rtl.h (emit_line_note): Kill.
5949 (insn_locators_alloc, insn_locators_finalize,
5950 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5952 * tree-inline.c (initialize_cfun): Do not initialize
5953 ib_boundaries_block.
5954 * passes.c (pass_insn_locators_initialize): Remove.
5956 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5959 * expr.c (reduce_to_bit_field_precision): Handle
5962 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
5964 PR tree-optimization/24659
5965 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
5966 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
5967 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
5968 * genopinit.c (optabs): Rename vec_pack_mod_optab
5969 to vec_pack_trunc_optab.
5970 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
5971 early for scalar floating point operands for NOP_EXPR.
5972 (vectorizable_type_promotion): Ditto.
5973 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
5974 vec_pack_trunc_optab.
5975 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
5977 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
5978 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
5979 Rename from VEC_PACK_MOD_EXPR.
5980 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
5981 * expr.c (expand_expr_real_1): Ditto.
5982 * tree-inline.c (estimate_num_insns_1): Ditto.
5983 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5985 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
5986 (vec_unpacks_lo_v4sf): Ditto.
5987 (vec_pack_trunc_v2df): Ditto.
5988 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
5989 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5990 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
5992 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
5994 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
5996 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
5997 Rename from VEC_PACK_MOD_EXPR. This expression also represent
5998 packing of floating point operands.
5999 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
6000 represent unpacking of floating point operands.
6001 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
6002 [vec_unpacks_hi]: Ditto.
6003 [vec_unpacks_lo]: Ditto.
6005 2007-04-22 Jan Hubicka <jh@suse.cz>
6007 * final.c (rest_of_handle_final): Call
6008 targetm.asm_out.constructor/targetm.asm_out.destructor
6009 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
6010 proper priority via decl_*_priority_insert.
6011 * c-common.c (c_expand_body): Likewise.
6013 2007-04-22 Richard Guenther <rguenther@suse.de>
6015 PR tree-optimization/29789
6016 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
6017 (rewrite_reciprocal): New helper split out from
6018 determine_invariantness_stmt.
6019 (rewrite_bittest): Likewise.
6020 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
6021 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
6024 2007-04-22 Revital Eres <eres@il.ibm.com>
6026 * loop-unroll.c (var_to_expand): New field to support also
6027 insns of the form x = something + x.
6028 (analyze_insn_to_expand_var): Use it.
6029 (expand_var_during_unrolling): Likewise.
6031 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6033 * predict.c: Include pointer-set.h.
6034 (bb_predictions): New variable.
6035 (tree_predicted_by_p, tree_predict_edge,
6036 remove_predictions_associated_with_edge): Use bb_predictions map
6037 instead of bb->predictions.
6038 (clear_bb_predictions, assert_is_empty): New functions.
6039 (combine_predictions_for_bb): Use bb_predictions map. Call
6040 clear_bb_predictions.
6041 (tree_estimate_probability): Create and free bb_predictions map.
6042 * Makefile.in (predict.o): Add pointer-set.h dependency.
6043 * basic-block.h (struct basic_block_def): Remove predictions
6045 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
6047 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
6050 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
6053 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6055 * timevar.c (timevar_print): Change reference of --disable-checking to
6056 --enable-checking=release. Also warn if assert checking is disabled.
6058 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6061 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
6062 decl as addressable if the compound literal was marked as
6064 Mark the decl as a gimple register if it is a complex or
6065 vector decl and does not live in memory.
6067 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6069 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
6070 (GENERIC_NEXT): New function macro.
6071 (PHI_CHAIN): Use phi_node's new chain variable.
6072 (tree_phi_node): Change tree_common to tree_base
6073 and add the chain field.
6074 * tree-phinodes.c (make_phi_node): Don't set
6075 TREE_TYPE on the new node.
6076 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
6077 instead of checking GIMPLE_TUPLE_P in chain_next.
6078 * tree-vect-transform.c
6079 (get_initial_def_for_induction): Look at
6080 PHI_RESULT_TREE for the type of the phi node.
6081 (update_vuses_to_preheader): Use PHI_CHAIN
6082 instead of TREE_CHAIN on the phi node.
6083 * tree-ssa-structalias.c (compute_points_to_sets):
6085 (ipa_pta_execute): Likewise.
6087 2007-04-21 Richard Guenther <rguenther@suse.de>
6090 * fold-const.c (fold_unary): Call fold_convert_const on the
6093 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
6095 * gcse.c (store_killed_in_insn): Handle PARALLELs.
6096 (store_killed_in_pat): New.
6098 2007-04-20 Richard Henderson <rth@redhat.com>
6101 * config/i386/i386.c (type_has_variadic_args_p): Look for any
6102 TREE_LIST with a void_type_node value, not void_list_node exactly.
6104 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
6106 * doc/standards.texi: Re-arrange into language-specific
6107 subsections. Add a C++ section, documenting which standards we
6110 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6112 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
6113 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
6115 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
6117 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
6118 ecrti.o and crtbegin.o.
6119 (LIB_DEFAULT_SPEC): Include -lc.
6120 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
6122 2007-04-20 Richard Henderson <rth@redhat.com>
6125 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
6126 argument; update all callers.
6127 (get_unaligned_offset): New.
6128 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
6129 get_unaligned_address, just pass on the address directly.
6130 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
6131 the subreg in the helper patterns.
6132 (unaligned_extendqidi_le): Use get_unaligned_offset.
6133 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
6134 (unaligned_extendhidi_be): Likewise.
6135 (unaligned_extendhidi): Tidy.
6136 * config/alpha/alpha-protos.h: Update.
6138 2007-04-20 Richard Henderson <rth@redhat.com>
6140 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
6141 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
6142 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
6143 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6144 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6145 (CPP_SPEC): Don't include %(cpp_subtarget).
6146 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
6147 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6148 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
6150 2007-04-20 Jakub Jelinek <jakub@redhat.com>
6152 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
6153 for __builtin_ia32_cmpordss.
6155 PR tree-optimization/31632
6156 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6157 and arg1 for optimizations of comparison against min/max values.
6158 Fold arg0 to arg1's type for optimizations of comparison against
6159 min+1 and max-1 values.
6161 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
6163 * reload.c (combine_reloads): When trying to use a dying register,
6164 check whether it's uninitialized and don't use if so.
6166 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
6168 * fold-const.c: Remove prototypes for native_encode_expr and
6169 native_interpret_expr.
6170 (native_encode_expr): Make non-static.
6171 (native_interpret_expr): Likewise.
6172 * tree.h: Add prototypes for the above.
6174 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6176 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
6177 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
6178 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
6179 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
6180 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
6181 Add length attributes.
6183 2007-04-19 Janis Johnson <janis187@us.ibm.com>
6185 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
6188 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
6189 __STDC_WANT_DEC_FP__.
6191 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6193 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
6194 for long double compatibility.
6195 * configure: Regenerate.
6197 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
6199 PR rtl-optimization/29841
6200 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
6202 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
6203 that may cause control flow transfer from being moved.
6205 2007-04-18 Jan Hubicka <jh@suse.cz>
6207 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
6210 2007-04-18 Eric Christopher <echristo@apple.com>
6212 * config/rs6000/darwin.md (load_macho_picbase): Use link register
6213 only. Update operands.
6214 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
6215 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
6216 link register to pic register.
6218 2007-04-18 Dirk Mueller <dmueller@suse.de>
6221 * tree-vrp.c (search_for_addr_array): New.
6222 (check_array_bounds): Suppress warning about
6223 address taken of array refs if its not de-referenced.
6225 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6227 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
6228 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
6230 * tree-vectorizer.h (NITERS_KNOWN_P): New.
6231 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
6232 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
6234 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
6236 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
6238 (vect_analyze_scalar_cycles): Fix indentation.
6239 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
6240 (vect_mark_relevant): Include phis in relevance analysis.
6242 * tree-vect-transform.c (vect_transform_loop): Add an assert.
6244 2007-04-18 Anatoly Sokolov <aesok@post.ru>
6246 * config/avr/avr.c (ptrreg_to_str): Replace error() with
6247 output_operand_lossage().
6249 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6251 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
6252 the unused code for reduction without adjust-in-epilog to simplify the
6255 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
6257 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
6258 (S390_TDC_NEGATIVE_ZERO): New constant.
6259 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
6260 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
6261 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
6262 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
6263 (S390_TDC_POSITIVE_INFINITY): New constant.
6264 (S390_TDC_NEGATIVE_INFINITY): New constant.
6265 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
6266 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
6267 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
6268 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
6269 (S390_TDC_INFINITY): New constant.
6270 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
6271 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
6272 optimization for UNSPEC_CCZ_TO_INT.
6273 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
6274 ("*ccz_to_int"): New insn.
6275 ("isinf<mode>2"): New insn.
6276 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
6277 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
6278 (UNSPEC_CCZ_TO_INT): New constant.
6280 2007-04-18 Richard Guenther <rguenther@suse.de>
6282 PR tree-optimization/19431
6283 PR tree-optimization/21463
6284 * tree-pass.h (pass_phiprop): Declare.
6285 * passes.c (init_optimization_passes): New phiprop pass.
6286 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
6287 (phivn_valid_p): New helper function.
6288 (phiprop_insert_phi): Likewise.
6289 (propagate_with_phi): Likewise.
6290 (tree_ssa_phiprop): New propagator propagating loads
6291 through phi nodes if profitable.
6293 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6295 * tree-vect-analyze.c (process_use): New function.
6296 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
6297 Check phis in all bbs.
6298 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
6301 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6303 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
6306 2007-04-17 Anatoly Sokolov <aesok@post.ru>
6309 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
6312 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
6314 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
6316 (sse_vmmulv4sf3): Likewise.
6317 (sse2_vmaddv2df3): Likewise.
6318 (sse2_vmmulv2df3): Likewise.
6320 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
6322 PR rtl-optimization/31360
6323 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
6324 (target_reg_cost): New.
6325 (init_set_costs): Initialize target_reg_cost. Add comments
6326 regarding the rationale of the costs.
6327 (global_cost_for_size): Renamed to...
6328 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
6329 of register pressure.
6330 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
6331 estimate_reg_pressure_cost. Add number of ivs.
6332 (determine_set_costs): Dump target_reg_cost.
6333 * loop-invariant.c (gain_for_invariant): Use
6334 estimate_reg_pressure_cost. Removed n_inv_uses argument.
6335 (best_gain_for_invariant, find_invariants_to_move): Remove
6337 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
6338 (target_reg_cost): Declare.
6339 (global_cost_for_size): Declaration removed.
6340 (estimate_reg_pressure_cost): Declare.
6342 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
6344 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
6345 regnos into even/odd register pairs.
6346 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
6347 TDmode similar to the other floating point modes.
6348 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
6349 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
6351 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
6352 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
6353 (movdd_hardfloat64): Use TARGET_MFPGPR.
6355 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
6357 * reload1.c (delete_output_reload): Don't count output in n_inherited.
6360 2005-01-05 Richard Henderson <rth@redhat.com>
6362 * reload1.c (do_input_reload): Restrict the optimization deleteing
6363 a previous output reload to RELOAD_FOR_INPUT.
6365 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
6367 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
6368 induc_vec_info_type.
6369 (vectorizable_induction): New function declaration.
6370 * tree-vect-transform.c (get_initial_def_for_induction): No need to
6371 check if already vectorized. Find first place in BB where new stmts
6372 can be inserted. Takes only one argument.
6373 (vectorizable_induction): New function.
6374 (vect_transform_stmt): Add case for induc_vec_info_type to call
6375 vectorizable_induction.
6376 (vect_transform_loop): Consider phis for vectorization.
6377 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
6379 (analyze_operations): Call vectorizable_induction when analyzing phis.
6381 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
6382 (vect_mark_relevant): Include phis in relevance analysis.
6383 (vect_mark_stmts_to_be_vectorize): Likewise.
6384 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
6386 2007-04-16 Lawrence Crowl <crowl@google.com>
6388 * doc/invoke.texi (Debugging Options): Add documentation for the
6389 -femit-struct-debug options -femit-struct-debug-baseonly,
6390 -femit-struct-debug-reduced, and
6391 -femit-struct-debug-detailed[=...].
6393 * c-opts.c (c_common_handle_option): Add
6394 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
6395 and OPT_femit_struct_debug_detailed_.
6396 * c.opt: Add specifications for
6397 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
6398 and -femit-struct-debug-detailed[=...].
6399 * opts.c (set_struct_debug_option): Parse the
6400 -femit-struct-debug-... options.
6401 * opts.c (matches_main_base, main_input_basename,
6402 main_input_baselength, base_of_path, matches_main_base): Add
6403 variables and functions to compare header base name to compilation
6405 * opts.c (should_emit_struct_debug): Add to determine to emit a
6406 structure based on the option.
6407 (dump_struct_debug) Also disabled function to debug this
6409 * opts.c (handle_options): Save the base name of the
6412 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
6413 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
6414 This hook indicates if a type is generic. Set it by default
6416 * langhooks.h (struct lang_hooks_for_types): Add a new hook
6417 to determine if a struct type is generic or not.
6418 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
6419 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
6420 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
6423 * flags.h (enum debug_info_usage): Add an enumeration to describe
6424 a program's use of a structure type.
6425 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
6426 to indicate the program's usage of the type. Filter structs based
6427 on the -femit-struct-debug-... specification.
6428 (gen_type_die): Split into two routines, gen_type_die and
6429 gen_type_die_with_usage. gen_type_die is now a wrapper
6430 that assumes direct usage.
6431 (gen_type_die_with_usage): Replace calls to gen_type_die
6432 with gen_type_die_with_usage adding the program usage of
6433 the referenced type.
6434 (dwarf2out_imported_module_or_decl): Suppress struct debug
6435 information using should_emit_struct_debug when appropriate.
6437 2007-04-16 Ian Lance Taylor <iant@google.com>
6439 PR tree-optimization/31522
6440 * tree-vrp.c (vr_phi_edge_counts): New static variable.
6441 (vrp_initialize): Allocate vr_phi_edge_counts.
6442 (vrp_visit_phi_node): Don't push to infinity if we saw a new
6443 executable edge. Drop test for all constants.
6444 (vrp_finalize): Free vrp_phi_edge_counts.
6446 * doc/cpp.texi (Common Predefined Macros): Clarify description of
6447 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6449 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
6450 predecessors at head rather than tail.
6452 2007-04-16 Matthias Klose <doko@debian.org>
6454 * config/alpha/linux.h (CPP_SPEC): Define.
6455 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
6457 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
6459 * function.h: Remove sequence_stack extern declaration.
6461 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6463 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
6465 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
6468 2007-04-16 Anatoly Sokolov <aesok@post.ru>
6470 * config/avr/avr.c (avr_arch_types): Rearranging array.
6471 (enum avr_arch): Add.
6472 (avr_mcu_types): Use avr_arch enumeration constants instead of
6474 * config/avr/avr.h (LINK_SPEC): Simplify.
6476 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6478 * config/m68k/m68k.c (m68k_libcall_value,
6479 m68k_function_value): Use macros for register names more.
6481 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
6483 (M68K_REGNAME): Use A6_REG.
6484 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
6486 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6489 * sched-int.h (struct deps): Split field 'pending_lists_length' into
6490 'pending_read_list_length' and 'pending_write_list_length'. Update
6492 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
6493 to handle two length counters instead of one. Update all uses.
6494 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
6495 two length counters instead of one.
6496 * sched-rgn.c (propagate_deps): Update to handle two length counters
6499 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
6502 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
6503 copy of source, pass it to ix86_expand_vector_set and return
6506 2007-04-16 David Ung <davidu@mips.com>
6507 Joseph Myers <joseph@codesourcery.com>
6509 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
6510 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
6511 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6512 Add 74K processor information.
6513 * config/mips/mips.md: Include 74k.md.
6514 (cpu): Add 74kc,74kf,74kx.
6515 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
6516 * config/mips/74k.md: New.
6517 * doc/invoke.texi (MIPS Options): Document 74K support.
6519 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
6521 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
6522 vectorizable_* functions.
6523 * tree-vect-transform.c (vectorizable_call): Add check for
6524 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
6525 (vectorizable_store): likewise.
6526 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
6528 (vectorizable_operation, vectorizable_type_demotion): Likewise.
6529 (vectorizable_type_promotion, vectorizable_load): Likewise.
6530 (vectorizable_live_operation, vectorizable_condition): Likewise.
6531 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
6533 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
6535 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6537 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
6538 register numbers more.
6539 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
6540 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
6541 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
6542 FUNCTION_VALUE_REGNO_P): Likewise.
6543 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
6544 STATIC_CHAIN_REGNUM): Likewise.
6545 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
6546 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
6547 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
6548 * config/m68k/m68k.md (FP_REG): New.
6550 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6552 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
6555 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6557 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
6558 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
6561 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6563 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
6566 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6569 * c-decl.c (finish_decl): Grab the type of the decl after the call
6570 to store_init_value.
6572 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
6574 * common.opt (fforward-propagate): Fix "Optimization" annotation.
6576 2007-04-14 Jakub Jelinek <jakub@redhat.com>
6579 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
6580 post dominators and cleanup cfg before returning.
6582 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
6584 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
6585 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
6587 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
6589 * config.gcc: Recognize fido.
6590 * config/m68k/m68k-devices.def (fidoa): New.
6591 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
6593 (FL_FIDOA, TARGET_FIDOA): New.
6594 * config/m68k/m68k.opt (mfidoa): New.
6596 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6599 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
6600 when a personality function is used.
6602 2007-04-13 Bob Wilson <bob.wilson@acm.org>
6604 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
6606 2007-04-13 Mike Stump <mrs@apple.com>
6608 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
6610 * config/darwin.opt (fapple-kext): Make C++ only.
6611 * config/darwin.c (darwin_override_options): Remove code to ensure
6612 -fapple-kext is given for C++ only.
6614 2007-04-13 Richard Sandiford <richard@codesourcery.com>
6616 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
6617 * config/mips/mips.c (override_options): Call
6618 SUBTARGET_OVERRIDE_OPTIONS, if defined.
6620 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6622 * config/i386/i386.opt (msvr3-shlib): Removed.
6624 * doc/invoke.texi: Remove -msvr3-shlib.
6626 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6628 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
6629 with "popcnt" instruction.
6631 2007-04-13 Richard Guenther <rguenther@suse.de>
6633 PR tree-optimization/21258
6634 * tree-vrp.c (compare_case_labels): New helper.
6635 (find_switch_asserts): New function.
6636 (find_assert_locations): Call it for SWITCH_EXPRs.
6638 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
6640 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
6641 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
6642 check is now implied in X87_FLOAT_MODE_P.
6643 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6644 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6645 (fix_trunc<mode>_i386_fisttp): Ditto.
6646 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6647 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6648 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6649 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6650 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6651 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6652 (unnamed_splitters): Ditto.
6653 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
6654 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
6655 FIRST_SSE_REG for local functions when SSE math is enabled or
6656 for functions with sseregparm attribute.
6657 (standard_80387_constant_p): Return -1 if mode is not
6659 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
6660 (ix86_expand_compare): Ditto.
6661 (ix86_expand_carry_flag_compare): Ditto.
6662 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
6663 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
6664 DECIMAL_FLOAT_MODE_P.
6665 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
6666 of SCALAR_FLOAT_MODE_P.
6667 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
6668 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
6669 checks before FLOAT_MODE_P.
6670 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
6671 before FLOAT_MODE_P.
6676 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
6678 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
6679 Charles Wilson <libtool@cwilson.fastmail.fm>
6681 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
6682 (libgcc.mvars): Don't depend on them.
6683 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
6684 * exec-tool.in: New.
6686 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
6688 * doc/invoke.text (--help): Document --help=common.
6690 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
6692 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
6694 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6696 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
6697 * genemit.c (main): Emit #include "integrate.h".
6698 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
6699 (LOADGP_RTP): New mips_loadgp_style.
6700 * config/mips/mips.h: Include config/vxworks-dummy.h.
6701 (TARGET_RTP_PIC): New macro.
6702 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
6703 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
6704 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
6706 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
6707 -mvxworks-pic when using -mrtp and a PIC option.
6708 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
6710 (mips_symbolic_constant_p, mips_symbolic_address_p)
6711 (mips_symbol_insns): Handle SYMBOL_HALF.
6712 (override_options): Warn about -G and -mrtp being used together.
6713 Initialize mips_lo_relocs[SYMBOL_HALF].
6714 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
6715 (mips_emit_loadgp): Handle LOADGP_RTP.
6716 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
6717 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
6718 (tablejump): Handle function-relative case table entries if
6720 * config/mips/predicates.md (symbol_ref_operand): New predicate.
6722 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6724 * config/mips/mips.md (load_call<mode>): Allow any general register.
6726 (sibcall_value_internal, sibcall_value_multiple_internal)
6727 (call_value_internal, call_value_split, call_value_multiple_internal)
6728 (call_value_multiple_split): Remove constraints from operand 0.
6730 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6732 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
6733 rather than loadgp_noshared.
6734 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
6735 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
6737 * config/mips/mips.md (loadgp): Rename to...
6738 (loadgp_newabi): ...this.
6739 (loadgp_noshared): Rename to...
6740 (loadgp_absolute): ...this.
6742 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6744 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
6745 false for locally-binding symbols.
6746 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
6748 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6750 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
6751 (SYMBOL_GOT_PAGE_OFST): ...this.
6752 (SYMBOL_GOT_GLOBAL): Rename to...
6753 (SYMBOL_GOT_DISP): ...this.
6754 (SYMBOL_GOTOFF_GLOBAL): Rename to...
6755 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
6756 * config/mips/mips.c (mips_global_symbol_p): New function.
6757 (mips_symbol_binds_local_p): Likewise.
6758 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
6759 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
6760 and mips_symbol_binds_local_p.
6761 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
6762 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
6763 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
6765 (mips_ok_for_lazy_binding_p): New function.
6766 (mips_load_call_address, mips_expand_call): Use it.
6767 (mips_dangerous_for_la25_p): Likewise.
6768 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
6769 (*got_disp<mode>): Use got_disp_operand instead of
6770 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
6771 SYMBOL_GOTOFF_GLOBAL.
6772 (*got_page<mode>): Use got_page_ofst_operand instead of
6774 * config/mips/predicates.md (const_call_insn_operand): Use
6775 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
6776 (global_got_operand): Rename to...
6777 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
6779 (local_got_operand): Rename to...
6780 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
6781 of SYMBOL_GOT_LOCAL.
6783 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6785 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
6786 TARGET_CALL_CLOBBERED_GP.
6787 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6788 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
6789 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
6790 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
6791 of TARGET_ABICALLS && !TARGET_NEWABI.
6792 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6793 * config/mips/mips.c (mips_load_call_address): Check
6794 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6795 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6796 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6797 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
6798 TARGET_ABICALLS && TARGET_NEWABI.
6799 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
6801 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
6802 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
6803 TARGET_ABICALLS && TARGET_NEWABI.
6804 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
6805 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
6806 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
6807 whether indirect calls must use $25.
6808 (mips_extra_live_on_entry): Check TARGET_GOT instead of
6810 * config/mips/mips.md (jal_macro): Check flag_pic and
6811 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
6812 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
6813 instead of TARGET_ABICALLS.
6814 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
6815 TARGET_ABICALLS && TARGET_OLDABI.
6816 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6817 (sibcall): In the comment above the define_insn, mention
6818 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
6819 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
6820 instead of TARGET_ABICALLS.
6822 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
6824 * doc/md.texi (Blackfin family constraints): Document PA and PB.
6825 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
6826 (MACFLAGS_MATCH_P): New macro.
6827 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
6828 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
6829 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
6830 the other MACFLAG constants.
6831 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
6832 (flag_machi): Tighten constraints. Renumber some of the operands.
6833 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
6835 (flag_machi_parts_acconly): New pattern.
6836 (flag_macinithi): Tighten constraints. Allow any accumulator to be
6838 (flag_macinit1hi): Tighten constraints.
6839 (flag_mul_macv2hi_parts_acconly): New pattern.
6841 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
6842 Use a more efficient implementation.
6843 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
6844 inline sequences when not optimizing for size.
6846 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
6847 movhi_high2low): Delete, merge functionality into...
6848 (packv2hi): ... this pattern.
6850 2007-02-11 Jie Zhang <jie.zhang@analog.com>
6851 * config/bfin/bfin.opt (msim): New option.
6852 (mcpu=): New option.
6853 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
6854 (bfin_cpu_t): Typedef of enum bfin_cpu.
6855 (bfin_cpu_type): New declaration.
6856 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
6857 -msim and -mcpu= options.
6858 (LIB_SPEC): Likewise.
6859 * config/bfin/bfin.c (bfin_cpu_type): Define.
6860 (bfin_handle_option): Handle -mcpu= option.
6861 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
6862 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
6863 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
6865 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6867 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
6868 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
6869 (powerpc-wrs-vxworksae): Use ${tm_file}.
6870 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
6871 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
6872 * config/i386/vx-common.h: New file.
6874 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6876 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
6879 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
6881 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
6884 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
6888 * c-common.c (c_build_qualified_type): Set canonical type
6891 2007-04-12 Richard Guenther <rguenther@suse.de>
6893 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
6894 lower bound and element size if lower bound is not zero
6895 or either of the ARRAY_REF operands is set.
6897 2007-04-12 Richard Guenther <rguenther@suse.de>
6899 PR tree-optimization/24689
6900 PR tree-optimization/31307
6901 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
6903 * gimplify.c (canonicalize_addr_expr): To be consistent with
6904 gimplify_compound_lval only set operands two and three of
6905 ARRAY_REFs if they are not gimple_min_invariant. This makes
6906 it never at this place.
6907 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6909 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6911 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
6912 null before emitting a .nsubspa directive.
6914 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6916 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
6917 need_to_partition_p if there are no memory statements in the
6920 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6922 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
6923 (gcd_of_steps_may_divide_p): New function.
6924 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
6926 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6928 * reload.c (find_reloads_toplev, find_reloads_address,
6929 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
6930 not a pointer equality test, to decide if we need to call
6931 push_reg_equiv_alt_mem.
6933 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
6935 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
6936 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
6937 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
6939 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6941 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
6942 vector to be positive.
6944 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6948 * doc/invoke.texi: Document --params max-aliased-vops and
6950 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
6951 debug_memory_partitions): Move to tree-flow.h
6952 * params.h (AVG_ALIASED_VOPS): Define.
6953 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
6955 (mp_info_t): Likewise.
6956 (get_mem_sym_stats_for): New.
6957 (set_memory_partition): Move from tree-flow-inline.h.
6958 (mark_non_addressable): Only clear the set of symbols for the
6959 partition if it exists.
6960 (dump_memory_partitions): Move from tree-ssa-operands.c
6961 (debug_memory_partitions): Likewise.
6962 (need_to_partition_p): New.
6963 (dump_mem_ref_stats): New.
6964 (debug_mem_ref_stats): New.
6965 (dump_mem_sym_stats): New.
6966 (debug_mem_sym_stats): New.
6967 (update_mem_sym_stats_from_stmt): New.
6968 (compare_mp_info_entries): New.
6969 (mp_info_cmp): Call it.
6970 (sort_mp_info): Change argument to a list of mem_sym_stats_t
6972 (get_mpt_for): Move from tree-ssa-operands.c.
6973 (find_partition_for): New.
6974 (create_partition_for): Remove.
6975 (estimate_vop_reduction): New.
6976 (update_reference_counts): New.
6977 (build_mp_info): New.
6978 (compute_memory_partitions): Refactor.
6979 Document new heuristic.
6980 Call build_mp_info, update_reference_counts,
6981 find_partition_for and estimate_vop_reduction.
6982 (compute_may_aliases): Populate virtual operands before
6983 calling debugging dumps.
6984 (delete_mem_sym_stats): New.
6985 (delete_mem_ref_stats): New.
6986 (init_mem_ref_stats): New.
6987 (init_alias_info): Call it.
6988 (maybe_create_global_var): Remove alias_info argument.
6989 Get number of call sites and number of pure/const call sites
6990 from gimple_mem_ref_stats().
6991 (dump_alias_info): Call dump_memory_partitions first.
6992 (dump_points_to_info_for): Show how many times a pointer has
6994 * opts.c (decode_options): For -O2 set --param
6995 max-aliased-vops to 500.
6996 For -O3 set --param max-aliased-vops to 1000 and --param
6997 avg-aliased-vops to 3.
6998 * fortran/options.c (gfc_init_options): Remove assignment to
7000 * tree-flow-inline.h (gimple_mem_ref_stats): New.
7001 * tree-dfa.c (dump_variable): Dump memory reference
7003 Dump NO_ALIAS* settings.
7004 (referenced_var_lookup): Tidy.
7005 (mem_sym_stats): New.
7006 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
7007 and ORIG are different SSA names for a memory partition.
7008 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
7009 * tree-flow.h (struct mem_sym_stats_d): Define.
7010 (mem_sym_stats_t): Define.
7011 (struct mem_ref_stats_d): Define.
7012 (struct gimple_df): Add field mem_ref_stats.
7013 (enum noalias_state): Define.
7014 (struct var_ann_d): Add bitfield noalias_state.
7015 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
7016 debug_mem_ref_stats, debug_memory_partitions,
7017 debug_mem_sym_stats): Declare.
7018 * tree-ssa-structalias.c (update_alias_info): Update call
7019 sites, pure/const call sites and asm sites in structure
7020 returned by gimple_mem_ref_stats.
7021 Remove local variable IS_POTENTIAL_DEREF.
7022 Increase NUM_DEREFS if the memory expression is a potential
7024 Call update_mem_sym_stats_from_stmt.
7025 If the memory references memory, call
7026 update_mem_sym_stats_from_stmt for all the direct memory
7027 symbol references found.
7028 (intra_create_variable_infos): Set noalias_state field for
7029 pointer arguments according to the value of
7030 flag_argument_noalias.
7031 * tree-ssa-structalias.h (struct alias_info): Remove fields
7032 num_calls_found and num_pure_const_calls_found.
7033 (update_mem_sym_stats_from_stmt): Declare.
7034 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
7035 Set default value to 100.
7036 (PARAM_AVG_ALIASED_VOPS): Define.
7038 2007-04-11 Richard Guenther <rguenther@suse.de>
7041 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
7042 a * -b + c as c - a * b if we honor sign dependent rounding.
7044 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7046 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
7048 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
7049 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
7051 (initialize_trampoline): Don't use old-style function definition.
7052 (bfin_secondary_reload): Mark IN_P argument as unused.
7054 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
7056 PR tree-optimization/31343
7057 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
7058 (build_polynomial_chrec): Return a scalar when the evolution is zero.
7059 * testsuite/gcc.dg/vect/pr31343.c: New.
7061 2007-04-10 Eric Christopher <echristo@apple.com>
7063 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
7064 * config/i386/i386.md (*cmpfp0): Use.
7065 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7066 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7067 (fix_trunc<mode>_i386_fisttp): Ditto.
7068 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7069 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7070 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7071 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7072 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7073 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7074 (unnamed_splitters): Ditto.
7075 * config/i386/i386.c (output_fix_trunc): Assert that
7076 we're not being passed a TFmode operand.
7078 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
7080 PR tree-optimization/31526
7081 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
7082 n_basic_blocks to find newly added blocks.
7084 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
7086 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
7088 (fix_trunc<mode>si_sse): Ditto.
7089 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
7090 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
7091 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
7092 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
7093 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
7094 expander using SSEMODEF mode macro.
7095 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
7096 expander using SSEMODEF mode macro.
7097 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
7098 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
7099 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
7100 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
7101 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
7102 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
7103 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
7104 Macroize insn using X87MODEF mode macro.
7106 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
7108 * config/i386/sse.md (sse2_pinsrw): Removed.
7109 (sse2_pextrw): Renamed to ...
7110 (*sse2_pextrw): This.
7112 2007-04-09 Jan Hubicka <jh@suse.cz>
7115 * config/i386/sse.md
7116 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
7117 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
7118 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
7119 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
7121 2007-04-09 Jan Hubicka <jh@suse.cz>
7123 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
7124 multiple fields of union.
7126 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
7128 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
7129 (create_preheaders): Check that loops are available.
7130 (fix_loop_structure): Clean up, improve comments.
7131 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
7132 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
7134 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
7135 * predict.c (tree_estimate_probability): Do not call
7136 calculate_dominance_info. Call create_preheaders.
7137 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
7138 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
7140 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
7141 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
7142 * tree-cfg.c (tree_split_edge): Make an assert more precise.
7143 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
7146 2007-04-08 Jan Hubicka <jh@suse.cz>
7148 * tree.h (maybe_fold_offset_to_component_ref): Declare.
7149 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
7150 * fold-const.c (fold_unary): Use it.
7152 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7154 * varasm.c (assemble_variable): Remove call to
7155 lang_hooks.decls.prepare_assemble_variable.
7156 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
7157 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
7158 * langhooks.h (lang_hooks_for_decls): Remove
7159 prepare_assemble_variable.
7161 2007-04-08 Mike Stump <mrs@apple.com>
7163 * config/i386/i386.c: Use inc/dec on Core2.
7165 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
7167 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
7168 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7169 lhd_tree_inlining_end_inlining): Remove.
7170 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
7171 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
7173 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
7174 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7175 lhd_tree_inlining_end_inlining): Remove prototypes.
7176 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
7177 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
7178 LANG_HOOKS_TREE_INLINING_START_INLINING,
7179 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
7181 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
7184 2007-04-08 Anatoly Sokolov <aesok@post.ru>
7187 * config/avr/predicates.md (io_address_operand): Delete predicate.
7188 (low_io_address_operand): Don't use 'mode' argument.
7189 (higth_io_address_operand): Rename ...
7190 (high_io_address_operand): ... to this. Don't use 'mode' argument.
7191 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
7194 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
7196 Revert change removing staticp.
7198 2007-04-07 Anatoly Sokolov <aesok@post.ru>
7201 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
7204 2007-04-07 Bruce Korb <bkorb@gnu.org>
7206 * c.opt: Add -Wformat-contains-nul.
7207 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
7209 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
7210 the NUL byte warning.
7212 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
7214 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
7216 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7218 * tree.c (staticp): No longer use staticp langhook.
7219 * langhooks.c (lhd_staticp): Removed.
7220 * langhooks.h (struct lang_hooks): Remove staticp.
7221 * c-common.c (c_staticp): Remove.
7222 * c-common.h (c_staticp): Ditto.
7223 * langhooks-defs.h (lhd_staticp): Ditto.
7224 (LHD_HOOKS_STATICP): Ditto
7225 * tree.h (gcc_assert_lowered): New macro.
7227 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
7229 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
7230 argument "reliable".
7231 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
7232 Add argument "reliable". Propagate it through calls.
7233 (infer_loop_bounds_from_undefined): Derive number of iterations
7234 estimates from references in blocks that do not dominate loop latch.
7235 (gcov_type_to_double_int): New function.
7236 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
7237 and expected_loop_iterations_unbounded.
7238 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
7239 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
7240 * tree-data-ref.c (estimated_loop_iterations): Export.
7241 (get_references_in_stmt): Fix -- do not return addresses of local
7243 * cfgloop.h (expected_loop_iterations_unbounded,
7244 estimated_loop_iterations): Declare.
7246 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7248 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7250 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7252 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
7253 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
7254 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
7255 Use output_387_reg_move().
7256 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
7257 expander using X87MODEF12 mode macro.
7258 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
7259 choosing register preferences. Use output_387_reg_move().
7260 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
7261 instead of "x". Use output_387_reg_move().
7262 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
7263 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
7264 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
7265 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
7266 Use output_387_reg_move().
7267 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
7269 (*truncxf?f_i387 splitter): Ditto.
7271 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7273 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7274 LANG_HOOKS_SAFE_FROM_P.
7275 * expr.c (safe_from_p): Remove langhook call.
7276 * langhooks.h (lang_hooks): Remove safe_from_p.
7277 (lhd_safe_from_p): Remove prototype.
7278 * langhooks.c (lhd_safe_from_p): Remove.
7280 2007-04-06 Jan Hubicka <jh@suse.cz>
7282 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
7285 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7287 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
7288 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
7289 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
7290 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
7292 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
7293 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
7295 2007-04-05 Richard Henderson <rth@redhat.com>
7297 * config/alpha/alpha.c (print_operand) [+]: Remove.
7298 (alpha_end_function): Print nop if call at end of function.
7299 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
7300 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
7301 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
7302 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
7303 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
7304 the call pattern. Update peepholes to match.
7306 2007-04-05 Janis Johnson <janis187@us.ibm.com>
7308 * doc/extend.texi (Other Builtins): Add decimal float variants
7310 * builtins.def: Ditto.
7311 * builtins.c (expand_builtin): Ditto.
7313 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
7314 H.J. Lu <hongjiu.lu@intel.com>
7317 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
7318 of V8HImode when calling ix86_binary_operator_ok.
7319 (sse2_pmaddwd): Call ix86_binary_operator_ok.
7320 (sdot_prodv8hi): Operands 1 and 2 must be register.
7322 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7324 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7325 initialize align to silence bogus warning.
7327 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7330 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7332 (struct sra_walk_fns): Remove use_all parameter from use.
7333 (sra_hash_tree): Handle BIT_FIELD_REFs.
7334 (sra_elt_hash): Don't hash bitfld blocks.
7335 (sra_elt_eq): Skip them in parent compares as well. Handle
7337 (sra_walk_expr): Don't maintain or pass down use_all_p.
7338 (scan_use): Remove use_all parameter.
7339 (scalarize_use): Likewise. Re-expand assignment to
7340 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7341 output, and re-scalarize after output. Don't mark anything
7343 (scalarize_ldst): Adjust.
7344 (scalarize_walk_gimple_modify_statement): Likewise.
7345 (build_element_name_1): Handle BIT_FIELD_REFs.
7346 (instantiate_element): Don't warn for any element whose parent
7348 (instantiate_missing_elements_1): Return the sra_elt.
7349 (canon_type_for_field): New.
7350 (try_instantiate_multiple_fields): New.
7351 (instantiate_missing_elemnts): Use them.
7352 (mark_no_warning): Removed.
7353 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7354 (REPLDUP, sra_build_elt_assignment): New.
7355 (generate_copy_inout): Use them.
7356 (generate_element_copy): Likewise. Handle bitfld differences.
7357 (generate_element_zero): Don't recurse for blocks. Use
7358 sra_build_elt_assignment.
7359 (generate_one_element_int): Take elt instead of var. Use
7360 sra_build_elt_assignment.
7361 (generate_element_init_1): Adjust.
7362 (scalarize_use, scalarize_copy): Use REPLDUP.
7363 (scalarize_ldst): Move assert before dereference.
7364 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7366 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
7368 * regmove.c: Fix unused variable warnings due to previous commit.
7370 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
7372 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
7373 (regmove_bb_head): Remove.
7374 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
7375 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
7376 problems with fixup_match_1.
7377 Don't initialize/free regmove_bb_head.
7379 (reg_is_remote_constant_p): If an insn is in the same basic block
7380 but not before INSN, consider it remote, too.
7382 2007-04-05 Anatoly Sokolov <aesok@post.ru>
7385 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
7386 DECL_ASSEMBLER_NAME, not the DECL_NAME.
7388 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
7390 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
7391 (CONDITIONAL_REGISTER_USAGE): Likewise.
7393 2007-04-04 Richard Henderson <rth@redhat.com>
7395 * config/alpha/lib1funcs.asm: Remove unused file.
7397 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7400 * opts.c (print_specific_help): Fix --help=<language>
7402 (common_handle_option): Support --help=common.
7404 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7407 * gcc.c (main): Do not run the linker if
7408 print_subprocess_help indicates that it shouldn't be
7411 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7414 * doc/invoke.texi (--help=): Document <languages> value, fix
7415 formatting in tables of values.
7417 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
7419 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
7420 dllimport attribute of virtual methods.
7422 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
7424 * config/score/crti.asm: Change _bss_start to __bss_start.
7425 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
7426 (OUTGOING_REG_PARM_STACK_SPACE) update.
7427 * config/score/score.opt: add options to make backend support
7428 score5, score5u, score7 and score7d.
7429 * config/score/score.md: Likewise.
7430 * config/score/misc.md: Likewise.
7431 * config/score/mac.md: Likewise.
7432 * doc/invoke.texi: Likewise.
7433 * doc/md.texi: update constraints define.
7435 2007-04-03 Richard Henderson <rth@redhat.com>
7437 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
7438 an appropriate type, use the mode instead.
7440 2007-04-03 Richard Sandiford <richard@codesourcery.com>
7442 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
7443 Set the default --with-arch setting to mips2.
7444 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
7445 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
7446 (MULTILIB_OSDIRNAMES): Delete.
7447 (MULTILIB_DIRNAMES): Define.
7448 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
7449 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
7450 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
7451 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
7452 VXWORKS_OS_CPP_BUILTINS.
7453 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
7454 (MIPS_DEBUGGING_INFO): Undefine.
7455 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
7457 2007-04-03 Jakub Jelinek <jakub@redhat.com>
7460 * fold-const.c (native_encode_real): Encode real.c provided longs
7461 as a series of 32-bit native integers.
7462 (native_interpret_real): Interpret buffer as a series of 32-bit
7465 2007-04-03 Richard Guenther <rguenther@suse.de>
7467 * genpreds.c (write_insn_constraint_len): Write function
7468 optimized for CONSTRAINT_LEN implementation.
7469 (write_tm_preds_h): Output insn_constraint_len inline and
7470 use it for CONSTRAINT_LEN.
7471 (write_insn_preds_c): Don't output insn_constraint_len.
7472 * doc/md.texi (define_register_constraint): Document multi-letter
7473 constraints shall have the same length if they start with the same
7476 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7479 * config/i386/i386.md (isinf<mode>2): Expand only when
7480 TARGET_C99_FUNCTIONS is set.
7482 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7484 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
7485 (x86_64-*-linux*): Ditto.
7486 * config/i386/i386.opt (mpc): New option.
7487 * config/i386/i386.c (overrride_options): Handle
7488 ix87_precision_string.
7489 * config/i386/crtprec.c: New file.
7490 * config/i386/t-crtpc: Ditto.
7491 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
7493 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
7494 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7495 crtprec32.o, crtprec64.o and crtprec80.o.
7497 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
7499 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
7501 2007-04-02 Eric Christopher <echristo@apple.com>
7503 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
7504 limitations on darwin.
7506 2007-04-02 Anatoly Sokolov <aesok@post.ru>
7509 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
7511 2007-04-02 Dave Korn <dave.korn@artimi.com>
7513 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
7515 2007-04-02 Dave Korn <dave.korn@artimi.com>
7517 * libgcc2.h (exception_descriptor): Don't forward-declare.
7518 (__get_eh_table_language, __get_eh_table_version): Delete
7519 prototypes of long-dead functions.
7521 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
7523 * ebitmap.h: New file
7524 * ebitmap.c: New file
7525 * Makefile.in (ebitmap.o): New target.
7527 2007-04-01 Jan Hubicka <jh@suse.cz>
7529 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
7530 before very first instruction.
7532 2007-04-01 Jan Hubicka <jh@suse.cz>
7534 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
7535 waring on 64bit hosts.
7536 * bitmap.h: Fix typo in bitmap_head_def.
7538 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
7540 PR rtl-optimization/31391
7541 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
7542 into a DELETED_LABEL note, and the label is in an empty basic
7543 block, update BB_END as well as BB_HEAD.
7545 2007-04-01 Richard Henderson <rth@redhat.com>
7547 PR tree-optimization/31169
7548 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
7549 to varying if the range is outside [0, prec-1].
7551 2007-04-01 Richard Sandiford <richard@codesourcery.com>
7554 * config/mips/mips.md (load_const_gp): New insn.
7555 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
7556 the MIPS16 GP pseudo register if no_new_pseudos.
7557 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
7559 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7562 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
7564 (call_value): Likewise.
7566 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
7567 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7570 * doc/invoke.texi: (optimization options): Reword description
7571 of -ffast-math. Document its primary purpose.
7573 2007-03-31 Richard Guenther <rguenther@suse.de>
7575 * omp-low.c (splay-tree.h): Include.
7576 (lookup_decl): Replace splay-tree usage by pointer-map.
7577 (maybe_lookup_decl): Likewise.
7578 (new_omp_context): Likewise.
7579 (delete_omp_context): Likewise.
7580 * gimplify.c (splay-tree.h): Include.
7581 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
7583 (remap_ssa_name): Likewise.
7584 (remap_decl): Likewise.
7585 (remap_type_1): Likewise.
7586 (remap_type): Likewise.
7587 (copy_body_r): Likewise.
7588 (expand_call_inline): Likewise.
7589 (clone_body): Likewise.
7590 (copy_tree_r): Likewise.
7591 (remap_save_expr): Likewise.
7592 (unsave_r): Likewise.
7593 (unsave_expr_now): Likewise.
7594 (tree_function_versioning): Likewise.
7595 (build_duplicate_type): Likewise.
7596 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
7597 (struct copy_body_data): Replace splay-tree by pointer-map.
7598 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
7599 not $(SPLAY_TREE_H).
7600 (gimplify.o): Depend on $(SPLAY_TREE_H).
7601 (omp-low.p): Likewise.
7603 2007-03-31 Anatoly Sokolov <aesok@post.ru>
7605 * config/avr/predicates.md (even_register_operand,
7606 odd_register_operand): New predicates.
7607 * config/avr/avr.md (movw peephole2): New.
7608 (movw_r peephole2): New.
7610 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
7612 * tree.h (get_signed_or_unsigned_type): New.
7613 * fold-const.c (operand_equal_for_comparison_p): Use
7614 get_signed_or_unsigned_type instead of
7615 lang_hooks.types.signed_or_unsigned_type.
7616 * expr.c (store_expr): Ditto.
7617 * langhooks.c (get_signed_or_unsigned_type): New.
7618 (lhd_signed_or_unsigned_type): New.
7619 * langhooks.h (lhd_signed_or_unsigned_type): New.
7620 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
7622 2007-03-30 Richard Henderson <rth@redhat.com>
7624 * tree-ssa-loop-ivopts.c: Include target.h.
7625 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
7626 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
7627 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
7628 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
7630 2007-03-30 Richard Henderson <rth@redhat.com>
7631 Kai Tietz <kai.tietz@onevision.com>
7633 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
7635 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
7636 (TARGET_64BIT_MS_ABI): New.
7637 (DBX_REGISTER_NUMBER): Handle 64-bit.
7638 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
7639 (LONG_TYPE_SIZE): Force to 32.
7640 (REG_PARM_STACK_SPACE): New.
7641 (OUTGOING_REG_PARM_STACK_SPACE): New.
7642 (REGPARM_MAX, SSE_REGPARM_MAX): New.
7643 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7644 (STACK_BOUNDARY): Use 128 for 64-bit.
7645 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
7646 Add 64-bit implementation.
7647 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
7649 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
7650 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
7651 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
7652 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
7653 (ix86_handle_cconv_attribute): Don't warn when ignoring if
7654 TARGET_64BIT_MS_ABI.
7655 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
7656 (ix86_pass_by_reference): Likewise.
7657 (ix86_function_value_regno_p): Likewise.
7658 (ix86_build_builtin_va_list): Likewise.
7659 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
7660 (function_arg_advance_ms_64): New.
7661 (function_arg_advance): Call it.
7662 (function_arg_ms_64): New.
7663 (function_arg): Call it.
7664 (function_value_ms_64): New.
7665 (ix86_function_value_1): Call it.
7666 (return_in_memory_ms_64): New.
7667 (ix86_return_in_memory): Call it.
7668 (setup_incoming_varargs_ms_64): New.
7669 (ix86_setup_incoming_varargs): Call it.
7670 (ix86_expand_prologue): Handle 64-bit stack probing.
7671 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
7672 (output_pic_addr_const): Likewise.
7673 (x86_this_parameter): Likewise.
7674 (x86_output_mi_thunk): Likewise.
7675 (x86_function_profiler): Likewise.
7676 (TARGET_STRICT_ARGUMENT_NAMING): New.
7677 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
7678 (TARGET_64BIT_MS_ABI): New.
7679 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
7680 * config/i386/i386.md (allocate_stack_worker): Remove.
7681 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
7682 describe the clobber of eax without a match_scratch.
7683 (allocate_stack_worker_postreload): Remove.
7684 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
7685 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
7686 (allocate_stack_worker_rex64_postreload): Remove.
7687 (allocate_stack): Handle 64-bit.
7688 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
7689 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
7690 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
7691 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
7692 (STANDARD_STARTFILE_PREFIX_1): Likewise.
7693 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
7694 * config.build (x86_64-*-mingw*): New host.
7695 * config.host (x86_64-*-mingw*): New host.
7696 * config.gcc (x86_64-*-mingw*): New target.
7697 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
7699 2007-03-30 Richard Henderson <rth@redhat.com>
7700 Kai Tietz <kai.tietz@onevision.com>
7702 * c-pragma.c (struct def_pragma_macro_value): New.
7703 (struct def_pragma_macro): New.
7704 (pushed_macro_table): New.
7705 (dpm_hash, dpm_eq): New.
7706 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
7707 (init_pragma): Install them.
7708 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7710 2007-03-30 Anatoly Sokolov <aesok@post.ru>
7712 * config/avr/avr.c (avr_override_options): Clear
7713 'flag_delete_null_pointer_checks'.
7715 2007-03-30 Paolo Carlini <pcarlini@suse.de>
7718 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
7719 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
7720 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
7721 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
7722 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
7723 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
7724 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
7726 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
7728 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
7730 * regmove.c: Move all of pass_stack_adjustments from here...
7731 * combine-stack-adj.c: ...to this new file.
7732 * Makefile.in: Add rules for combine-stack-adj.o.
7734 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
7736 PR tree-optimization/31383
7737 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
7738 to have the same length.
7740 2007-03-30 Jan Hubicka <jh@suse.cz>
7743 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
7744 availablility; add more sanity checking; ask varpool only about
7747 2007-03-29 Richard Henderson <rth@redhat.com>
7749 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
7750 to decide, but __SIZEOF_LONG_LONG__.
7752 2007-03-29 Richard Henderson <rth@redhat.com>
7754 * emutls.c (struct __emutls_array): New.
7755 (emutls_destroy): Use it instead of casting element 0 from void*.
7756 (__emutls_get_address): Likewise.
7758 2007-03-29 Richard Henderson <rth@redhat.com>
7760 * varasm.c (initializer_constant_valid_p): Don't deny
7761 DECL_DLLIMPORT_P on functions.
7763 * config/i386/cygming.h: Remove function declarations.
7764 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
7765 (ASM_OUTPUT_LABELREF): Remove.
7766 (COMMON_ASM_OP): Remove.
7767 (ASM_OUTPUT_COMMON): Remove.
7768 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
7769 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
7770 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7771 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
7772 Rename from TARGET_ENCODE_SECTION_INFO.
7773 * config/i386/netware.h: Likewise.
7774 * config/i386/i386-protos.h: Update.
7775 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
7776 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
7777 (legitimate_constant_p): Reject dllimports.
7778 (dllimport_map, get_dllimport_decl): New.
7779 (legitimize_dllimport_symbol): New.
7780 (legitimize_address, ix86_expand_move): Use it.
7781 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
7782 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
7783 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
7784 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
7785 * config/i386/predicates.md (constant_call_address_operand): Only
7786 accept symbols; reject dllimport_p symbols.
7787 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
7788 i386_pe_maybe_record_exported_symbol.
7789 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
7790 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
7791 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
7792 trust the setting of DECL_DLLIMPORT_P.
7793 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
7794 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
7795 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
7796 tidy the argument scanning loop.
7797 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
7798 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
7799 (i386_pe_strip_name_encoding): Remove.
7800 (i386_pe_binds_local_p): New.
7801 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
7802 (i386_pe_output_labelref): Remove.
7803 (i386_pe_asm_output_aligned_decl_common): New.
7804 (i386_pe_maybe_record_exported_symbol): Rename from
7805 i386_pe_record_exported_symbol; check for dllexported symbols.
7807 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
7809 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
7810 add comment explaining why vsnprintf cannot be used.
7812 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
7814 PR tree-optimization/30666
7815 * tree.c (build_complex_type): When creating type names for DWARF2
7816 debug info, create TYPE_DECLs for TYPE_NAME instead of
7818 (build_common_tree_nodes_2): Use build_complex_type when building
7819 predefined complex types, to preserve canonical types.
7821 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
7823 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
7824 (noce_get_alt_condition): Look at it to determine whether to
7825 reverse the condition or not.
7826 (noce_get_condition): Substitute the truth for lies.
7827 (noce_find_if_block): Set the then_else_reversed field.
7829 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
7831 * config/fr30/fr30.md (movdi): Do not accept immediates as the
7832 destination of this insn.
7833 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
7834 than calling gen_rtx_SET directly. Use r0 to hold the value of
7835 'address + 4' rather than a stack based temporary which can be
7838 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7840 * config/s390/s390.c (s390_secondary_input_reload_class,
7841 s390_secondary_output_reload_class): Functions removed.
7842 (s390_secondary_reload): New function.
7843 (TARGET_SECONDARY_RELOAD): Target macro defined.
7844 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
7845 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
7846 * config/s390/s390.md ("reload_outti", "reload_outdi",
7847 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
7848 "reload_out<mode>"): Expanders removed.
7849 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
7850 "reload<mode>_nonoffmem_out"): Expanders added.
7852 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7854 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
7855 SRC->DEST replacement failed anyway.
7857 2007-03-28 Mike Stump <mrs@apple.com>
7859 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
7860 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
7861 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
7863 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7865 * config.gcc: Accept barcelona as a variant of amdfam10.
7866 * config/i386/i386.c (override_options): Likewise.
7867 * doc/invoke.texi: Likewise.
7869 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
7871 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
7872 offsets for BIT_FIELD_REF and COMPONENT_REF.
7874 2007-03-28 Richard Guenther <rguenther@suse.de>
7876 * tree.c (is_global_var): Move ...
7877 * tree-flow-inline.h (is_global_var): ... here.
7878 * tree.h (is_global_var): Remove declaration.
7880 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
7882 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
7884 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
7885 * config/i386/i386.c (ix86_tune_features): Initialize new
7887 * config/i386/predicates.md (promotable_binary_operator): Use
7888 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
7890 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
7893 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
7895 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
7897 * config/fr30/fr30.md (movsi_internal): Change destination
7898 constraint from m to V and add m to the end.
7900 2007-03-28 Christian Bruel <christian.bruel@st.com>
7902 * config/sh/sh.md (movsi_i): Fix type attribute.
7904 2007-03-28 Christian Bruel <christian.bruel@st.com>
7906 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
7907 (movsf_ie): Likewise.
7909 2007-03-28 Christian Bruel <christian.bruel@st.com>
7911 * config.gcc: Add sh4-300 to multilib.
7912 * config/sh/t-mlib-sh4-300: New file.
7914 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
7916 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
7917 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
7919 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
7920 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
7921 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
7922 "fixuns_trunctddi2"): Whitespace fix.
7924 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
7926 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
7927 the definition of struct sh_args.
7928 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
7929 CALL_COOKIE_INT_REG_GET): Likewise.
7931 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
7933 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
7934 transformations are applied successfully.
7936 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
7938 * tree.c (tree_contains_struct): Permit 512 tree codes.
7939 * tree.h (tree_contains_struct): Ditto.
7940 (MAX_TREE_CODES): Ditto.
7941 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
7942 SPARE member to store remaining padding bits.
7944 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7946 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
7949 2007-03-27 Janis Johnson <janis187@us.ibm.com>
7951 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
7952 * configure: Regenerate.
7954 * configure: Regenerate using the correct version of autoconf.
7956 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7958 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
7960 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
7961 regs to "__SP_L__" and "__SP_H__".
7963 2007-03-27 Richard Guenther <rguenther@suse.de>
7965 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
7966 computations with it with a HOST_WIDE_INT variable.
7968 2007-03-26 Mike Stump <mrs@apple.com>
7970 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
7971 objective-c-header, objective-c++-header and objc++-cpp-output
7973 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7975 2007-03-26 Richard Henderson <rth@redhat.com>
7978 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
7979 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
7980 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
7981 IX86_BUILTIN_PSRLQ128): New.
7982 (ix86_init_mmx_sse_builtins): Add them.
7983 (ix86_expand_builtin): Expand them.
7984 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
7985 operand 2 be TImode.
7986 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
7987 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
7988 _mm_srli_epi64): Mark __B const.
7989 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
7990 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
7991 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
7992 new two-vector shift builtins.
7994 2007-03-26 Ian Lance Taylor <iant@google.com>
7996 PR tree-optimization/31345
7997 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
7998 [+INF, +INF(OVF)] into VARYING.
8000 2007-03-26 Zack Weinberg <zackw@panix.com>
8002 * gengtype-parse.c: New file.
8003 * gengtype-yacc.y: Delete.
8004 * gengtype-lex.l: Don't include gengtype-yacc.h.
8005 Define YY_DECL and yyterminate appropriately for recursive
8006 descent parser. yylval is now a string out-parameter to yylex.
8007 (HWS, EOID): New shorthand.
8008 (IWORD): Add a couple more types.
8009 (yylex): Add a setup stanza. Remove the complex rules for
8010 detecting GTY'ed types and typedefs; replace with simple
8011 keyword detectors. Adjust everything for the changed
8012 definition of yylval. Ignore all pp-directives, not just #define.
8014 (parse_file): Rename yybegin; do not call yyparse.
8016 * gengtype.c (xasprintf): Export again.
8017 (this_file): New. Use everywhere __FILE__ was being used.
8018 (get_lang_bitmap): Special case types defined in gengtype.c.
8019 (do_typedef, new_structure): Suppress definition of certain types.
8020 (new_structure): Improve diagnostics of duplicate definitions.
8021 Make sure location_s is associated with input.h.
8022 (nreverse_pairs, define_location_structures): New functions.
8023 (main): Improve tagging of kludge types. Remove old kludges
8024 for input.h types; use define_location_structures.
8025 * gengtype.h: Update prototypes. Define token codes here.
8026 * Makefile.in: Remove all references to gengtype-yacc.
8027 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
8029 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
8030 add GTY((skip)) to the field that's only conditionally there.
8031 * doc/install.texi: Document that Bison is no longer required
8032 unless building treelang.
8034 * gengtype.c: Don't include gtyp-gen.h.
8035 (srcdir): Declare here.
8036 (base_files, lang_dir_names): Allocate dynamically.
8037 (gt_files, num_gt_files, num_lang_dirs): New globals.
8038 (measure_input_list, read_input_line, read_input_list)
8039 (set_lang_bitmap): New functions.
8040 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
8041 simplify, relying on read_input_list to set up the bitmaps.
8042 (main): Arguments are no longer unused. Check for correct number
8043 of command line arguments, set srcdir and srcdir_len, then call
8044 read_input_list, before doing anything else. No need to worry
8045 about duplicates in main loop.
8046 * configure.ac: Simplify the calculation of all_gtfiles.
8047 Put language tags in there. Don't set or substitute
8048 all_gtfiles_files_langs or all_gtfiles_files_frags.
8049 * Makefile.in: Revamp the way gengtype is invoked, now that it
8050 takes a file on its command line with a much simpler format.
8051 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
8052 (GTFILES): Remove duplicates and C source files.
8053 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
8054 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
8055 * configure: Regenerate.
8057 * gengtype.h: Remove all type definitions to gengtype.c; leave
8058 only definitions of options_p, type_p, and pair_p as opaque
8059 pointers. Update prototypes.
8060 * gengtype.c: Many type definitions moved here from gengtype.h.
8061 Consolidate type definitions at the top of the file.
8062 (xvasprintf): Delete.
8063 (xasprintf): Make static.
8064 (create_nested_pointer_option): Add 'next' parameter.
8065 (create_field_all, create_field_at): New functions.
8066 (create_field): Now a thin wrapper around create_field_all.
8067 (create_optional_field): Rename create_optional_field_ and add
8068 line argument. Original name is now a macro which supplies
8070 (oprintf): Use vsnprintf directly.
8071 (close_output_files): Use fatal rather than perror/exit.
8072 (note_def_vec, note_def_vec_alloc): Use create_field_at.
8073 (main): Set progname. Don't use exit.
8074 * gengtype-yacc.y (struct_fields): Use create_field_at.
8075 (option, optionseqopt): Delete.
8076 (optionseq): Consolidate productions from option here so we
8077 can use the first argument to create_option.
8079 * gengtype-lex.l: Distinguish unions from structures in the
8080 token type. Don't call find_structure; return the tag as a string.
8081 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
8082 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
8083 Reorganize typedef_struct production accordingly.
8084 Use create_nested_ptr_option.
8085 * gengtype.c (create_nested_ptr_option): New function.
8086 * gengtype.h: Declare it.
8088 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
8089 (string_type): Don't declare.
8090 (do_scalar_typedef): Declare.
8091 (create_scalar_type): Update prototype.
8092 * gengtype.c (string_type): Make static.
8093 (scalar_nonchar, scalar_char): New.
8094 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
8095 (resolve_typedef): Use scalar_nonchar for error recovery.
8096 (create_scalar_type): Remove name_len field. Return scalar_char
8097 or scalar_nonchar as appropriate.
8098 (adjust_field_type): Look at scalar_is_char boolean to decide whether
8100 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
8102 (main): Initialize scalar_char and scalar_nonchar before calling
8104 * gengtype-lex.l: Adjust for removal of second argument to
8105 create_scalar_type. Use yylval.s instead of yylval.t when
8107 * gengtype-yacc.y: Type of SCALAR is string. Call
8108 create_scalar_type from type:SCALAR rule. Adjust for removal of
8109 second argument to create_scalar_type.
8111 * vec.h: Remove all #if IN_GENGTYPE blocks.
8112 Add comment saying that changes may require adjustments to gengtype.
8113 * gengtype.c: Don't include coretypes.h or tm.h.
8114 Add comment to inclusion of errors.h.
8115 (note_def_vec, note_def_vec_alloc): New functions.
8116 * gengtype.h: Declare new functions.
8117 * gengtype-lex.l: Don't include coretypes.h.
8118 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
8120 (update_lineno): Remove unnecessary prototype.
8121 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
8122 (VEC rule): Just return VEC_TOKEN.
8123 * gengtype-yacc.y (VEC_TOKEN): New token type.
8124 (type): Add a production for VEC(a,b).
8125 * Makefile.in: Update dependencies.
8127 * gengtype-lex.l: Remove rules for parsing pointer-to-function
8128 typedefs that use the old PARAMS macro.
8130 * gengtype-lex.l: Remove all rules and states relating to yacc
8132 * gengtype-yacc.y: Similarly.
8133 * gengtype.c (note_yacc_type): Delete function.
8134 * gengtype.h: Update prototypes.
8136 2007-03-26 Joseph Myers <joseph@codesourcery.com>
8138 * tree-pretty-print.c (dump_generic_node): Report precision of
8139 unnamed integer types.
8141 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
8143 * ifcvt.c (noce_try_store_flag_constants): Don't check
8144 no_new_pseudos here.
8145 (noce_try_store_flag_constants): Don't check no_new_pseudos.
8146 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
8147 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
8148 noce_try_sign_mask): Likewise.
8149 (if_convert): Check no_new_pseudos here.
8151 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
8153 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
8154 (noce_get_condition): Handle new then_else_reversed argument.
8155 (noce_init_if_info): Remove, fold into noce_find_if_block.
8156 (noce_process_if_block): Take a struct noce_if_info as the
8157 argument. Don't set up one based on ce_if_info. Update pointer
8158 references accordingly.
8159 (cond_move_process_if_block): Likewise.
8160 (process_if_block): Removed.
8161 (find_if_block): Removed. Move functionality two new functions,
8162 noce_find_if_block and cond_exec_find_if_block.
8163 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
8164 blocks and the symmetric IF-ELSE-JOIN case.
8165 (cond_exec_find_if_block): Also new function mostly based on old
8166 find_if_block and process_if_block.
8167 (find_if_header): Replace find_if_block call with separately
8168 guarded calls to noce_find_if_block and cond_exec_find_if_block.
8169 (find_cond_trap): Update noce_get_condition call.
8170 (dead_or_predicable): Likewise.
8172 2007-03-26 Jakub Jelinek <jakub@redhat.com>
8174 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
8176 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
8177 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
8178 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
8179 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
8180 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
8181 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
8182 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
8183 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
8184 __builtin_ia32_psrad128 builtins.
8186 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
8188 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
8189 * config/i386/constraints.md
8190 (define_constraint "I"): Use IN_RANGE macro.
8191 (define_constraint "J"): Ditto.
8192 (define_constraint "K"): Ditto.
8193 (define_constraint "M"): Ditto.
8194 (define_constraint "N"): Ditto.
8195 (define_constraint "O"): Ditto.
8196 * config/i386/predicates.md
8197 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
8198 (define_predicate "const_0_to_3_operand"): Ditto.
8199 (define_predicate "const_0_to_7_operand"): Ditto.
8200 (define_predicate "const_0_to_15_operand"): Ditto.
8201 (define_predicate "const_0_to_63_operand"): Ditto.
8202 (define_predicate "const_0_to_255_operand"): Ditto.
8203 (define_predicate "const_1_to_31_operand"): Ditto.
8204 (define_predicate "const_2_to_3_operand"): Ditto.
8205 (define_predicate "const_4_to_7_operand"): Ditto.
8207 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8209 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
8210 in SImode for save_world.
8211 * config/rs6000/altivec.md (save_world, restore_world): Convert to
8214 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
8216 PR tree-optimization/30784
8217 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
8220 2007-03-25 Revital Eres <eres@il.ibm.com>
8222 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
8223 Fold movement_possibility function into it.
8225 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8227 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
8228 (load_macho_picbase_{si,di}): Convert to LR hard reg.
8229 (call_indirect_nonlocal_darwin64): Same.
8230 (call_nonlocal_darwin64): Same.
8231 (call_value_indirect_nonlocal_darwin64): Same.
8232 (call_value_nonlocal_darwin64): Same.
8233 (sibcall_nonlocal_darwin64): Same.
8234 (sibcall_value_nonlocal_darwin64): Same.
8235 (sibcall_symbolic_64): Same.
8236 (sibcall_value_symbolic_64): Same.
8237 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
8239 (rs6000_emit_load_toc_table): Same.
8240 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
8241 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
8247 (load_toc_v4_pic_si): Same
8248 (load_toc_v4_PIC_1): Same.
8249 (load_toc_v4_PIC_1b): Same.
8250 (call_indirect_aix{32,64}): Same.
8251 (call_value_indirect_aix{32,64}): Same.
8254 (call_local{32,64}): Same.
8255 (call_value_local{32,64}): Same.
8256 (call_indirect_nonlocal_aix{32,64}): Same.
8257 (call_nonlocal_aix{32,64}): Same.
8258 (call_value_indirect_nonlocal_aix{32,64}): Same.
8259 (call_value_nonlocal_aix{32,64}): Same.
8260 (call_indirect_nonlocal_sysv<mode>): Same.
8261 (call_nonlocal_sysv<mode>): Same.
8262 (call_value_indirect_nonlocal_sysv<mode>): Same.
8263 (call_value_nonlocal_sysv<mode>): Same.
8265 (sibcall_local{32,64}): Same.
8266 (sibcall_value_local{32,64}): Same.
8267 (sibcall_nonlocal_aix{32,64}): Same.
8268 (sibcall_value_nonlocal_aix{32,64}): Same.
8269 (sibcall_nonlocal_sysv<mode>): Same.
8270 (sibcall_value): Same.
8271 (sibcall_value_nonlocal_sysv<mode>): Same.
8273 2007-03-24 Paul Brook <paul@codesourcery.com>
8275 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
8276 * config/arm/linux-eabi.h: Remove legacy syscall hack.
8278 2007-03-24 Richard Henderson <rth@redhat.com>
8280 * config/ia64/constraints.md: New file.
8281 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
8282 satisfies_constraint_?.
8283 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
8284 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
8285 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
8286 ia64_output_mi_thunk): Likewise.
8287 (ia64_const_ok_for_letter_p): Remove.
8288 (ia64_const_double_ok_for_letter_p): Remove.
8289 (ia64_extra_constraint): Remove.
8290 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
8291 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
8292 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
8293 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
8294 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
8295 EXTRA_MEMORY_CONSTRAINT): Remove.
8296 * config/ia64/ia64.md: Include constriants.md. Replace
8297 CONST_OK_FOR_? with satisfies_constraint_?.
8299 2007-03-23 Michael Meissner <michael.meissner@amd.com>
8300 H.J. Lu <hongjiu.lu@intel.com>
8302 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
8304 (name macros): Use DPD_BID_NAME to convert names properly.
8306 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
8307 decimal floating point format.
8308 (init_floating_libfuncs): Change decimal functions so that they
8309 have a "bid_" prefix if the decimal system uses the BID format,
8310 and "dpd_" prefix if the decimal system uses the DPD format.
8311 (init_interclass_conv_libfuncs): Ditto.
8312 (init_intraclass_conv_libfuncs): Ditto.
8314 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
8315 using the BID format.
8317 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
8318 whether we are using the BID decimal format.
8319 * configure: Regenerate.
8321 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
8322 the compiler has decimal floating point enabled. Define
8323 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
8326 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
8327 using the BID format.
8329 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
8330 whether we are using the BID decimal format.
8331 * configure: Regenerate.
8333 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
8334 the compiler has decimal floating point enabled. Define
8335 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
8338 * doc/install.texi (--enable-decimal-float): Document BID and DPD
8339 options, and that it is enabled for i386/x86_64 systems.
8341 * Makefile.in (enable_decimal_float): New.
8343 (DECNUMINC): Add -I$(DECNUMFMT).
8344 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
8345 to $(DECNUMFMT) from $(DECNUM).
8347 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
8348 Substitute enable_decimal_float.
8349 * configure: Regenerated.
8352 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
8355 * configure.ac: Enable decimal float for x86_64-*-linux*.
8356 * configure: Regenerated.
8359 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
8360 decimal128ClearSign to flip and clear the sign bit in decimal128.
8361 (decimal_real_maxval): Set decimal128SetSign to set the sign
8364 2007-03-23 Ian Lance Taylor <iant@google.com>
8366 * fold-const.c (fold_binary): Correct warning for X - c >= X.
8368 2007-03-23 Ian Lance Taylor <iant@google.com>
8370 * tree-dump.c (dump_files): Correct comment.
8372 2007-03-23 Ian Lance Taylor <iant@google.com>
8374 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
8376 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
8378 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
8379 in cfglayout mode. Don't go into and out of cfglayout mode.
8380 Link the blocks in the order of the constructed traces.
8381 (rest_of_handle_tracer): Adjust call to tracer.
8382 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
8383 Don't go into cfglayout mode.
8384 (rtl_loop_done): Don't go out of cfglayout mode.
8385 * cfglayout.c (relink_block_chain): New function, split out from...
8386 (fixup_reorder_chain): ...here. Remove redundant checking.
8387 (cfg_layout_finalize): Don't clear the header, footer, and aux
8388 fields here, move the code to do so to relink_block_chain. Likewise
8389 for free_original_copy_tables.
8390 * rtl.h (tracer): Update prototype.
8391 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
8392 Assert we are in cfglayout mode. Don't go into and out of cfglayout
8393 mode. Use relink_block_chain to serialize the CFG according to the
8394 new basic block order. Move targetm.cannot_modify_jumps_p check from
8396 (gate_handle_reorder_blocks): ...to here.
8397 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
8399 (gate_duplicate_computed_gotos): ...to here.
8400 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
8401 something always changes when going into and out of cfglayout mode.
8402 Perform an expensive cfg cleanup while going into cfglayout mode.
8403 Always update liveness information on HAVE_conditional_execution
8404 targets. Reserialize the basic blocks and go out of cfglayout mode.
8405 * reg-stack.c: Include cfglayout.h.
8406 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
8407 the call to reorder_basic_blocks.
8408 * basic-block.h (reorder_basic_blocks): Update prototype.
8409 (relink_block_chain): New prototype.
8410 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
8412 2007-03-23 Joseph Myers <joseph@codesourcery.com>
8414 * config/mips/mips.md (type, hazard, *movdi_32bit,
8415 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
8416 *movhi_internal, *movqi_internal, *movsf_hardfloat,
8417 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
8418 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
8419 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
8421 (movcc): Change first xfer to multi.
8422 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
8423 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
8424 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
8425 config/mips/generic.md: Change reservations using "xfer" to use
8427 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
8428 using match_operand.
8429 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
8430 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
8432 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
8434 2007-03-22 Richard Henderson <rth@redhat.com>
8436 * config/i386/i386.c: Remove unnecessary function declarations.
8437 Move targetm definition, and all related macros, to the end of
8438 the file. Resort some functions to put definitions before uses.
8439 (ix86_attribute_table): Make static. Move to end of file.
8440 (ix86_gimplify_va_arg): Make static.
8442 2007-03-22 Richard Henderson <rth@redhat.com>
8444 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
8445 don't increase local_regparm with force_align_arg_pointer check.
8446 (ix86_function_sseregparm): Assert 32-bit.
8447 (type_has_variadic_args_p): New.
8448 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
8449 type_has_variadic_args_p.
8450 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
8451 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
8452 use memset instead. Do maybe_vaarg check first; skip attribute
8453 tests if true; skip attribute tests for 64-bit.
8454 (construct_container): Remove TARGET_DEBUG_ARG.
8455 (function_arg_advance_32, function_arg_advance_64): Split out ...
8456 (function_arg_advance): ... from here.
8457 (function_arg_32, function_arg_64): Split out ...
8458 (function_arg): ... from here.
8459 (ix86_pass_by_reference): Tidy.
8460 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
8461 (function_value_32): New, from parts of ix86_function_value
8462 and ix86_value_regno.
8463 (function_value_64): New, from parts of ix86_function_value
8464 and ix86_libcall_value.
8465 (ix86_function_value_1): New.
8466 (ix86_function_value, ix86_libcall_value): Use it.
8467 (return_in_memory_32, return_in_memory_64): Split out ...
8468 (ix86_return_in_memory): ... from here.
8469 (ix86_struct_value_rtx): Skip for 64-bit.
8470 (ix86_libcall_value, ix86_value_regno): Remove.
8471 (setup_incoming_varargs_64): Split out ...
8472 (ix86_setup_incoming_varargs): ... from here.
8473 (ix86_va_start): Remove TARGET_DEBUG_ARG.
8474 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
8475 * config/i386/i386-protos.h (ix86_function_value): Remove.
8476 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
8478 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8481 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
8482 infinities not supported, otherwise emit warning if -Woverflow. On
8483 underflow, emit warning if -Woverflow.
8484 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
8486 * real.h (real_from_string): Update declaration
8488 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
8489 Richard Henderson <rth@redhat.com>
8491 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
8492 * calls.c (compute_argument_block_size, expand_call,
8493 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
8494 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
8495 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
8496 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
8497 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
8498 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
8499 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
8500 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
8503 2007-03-22 Joseph Myers <joseph@codesourcery.com>
8505 * c-incpath.c (add_sysroot_to_chain): New.
8506 (merge_include_chains): Add sysroot argument. Call
8507 add_sysroot_to_chain if sysrooted.
8508 (register_include_chains): Update call to merge_include_chains.
8509 * doc/cppopts.texi: Document use of '=' in include directory
8512 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
8514 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
8515 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
8516 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
8517 insn pattern using X87MODEF12 mode macro.
8519 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
8521 * regmove.c (regmove_optimize): Use reg_mentioned_p
8522 instead of reg_overlap_mentioned_p for DST.
8524 2007-03-21 Mike Stump <mrs@apple.com>
8526 * c.opt: Fixup for Objective-C/C++.
8528 2007-03-21 Steve Ellcey <sje@cup.hp.com>
8530 * explow.c (convert_memory_address): Fold memory reference when
8531 POINTERS_EXTEND_UNSIGNED < 0
8533 2007-03-21 Richard Henderson <rth@redhat.com>
8536 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
8537 * config/i386/mmintrin.h (__m64): Likewise.
8538 * config/i386/xmmintrin.h (__m128): Likewise.
8540 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8542 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
8543 (VXWORKS_OS_CPP_BUILTINS): Define.
8544 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
8545 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
8547 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8549 * rtl.h (constant_pool_reference_p): Delete.
8550 (find_constant_src): Declare.
8551 * rtlanal.c (find_constant_src): New function.
8552 * simplify-rtx.c (constant_pool_reference_p): Delete.
8553 * config/i386/i386.md: Use find_constant_src instead of
8554 constant_pool_reference_p/avoid_constant_pool_reference pairs.
8556 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8558 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
8559 * c-cppbuiltin.c (c_cpp_builtins): Define them.
8561 2007-03-20 Mark Mitchell <mark@codesourcery.com>
8563 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
8564 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
8565 (arm_elf_asm_constructor): Use it.
8566 (arm_elf_asm_destructor): New function.
8568 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
8570 * jump.c (mark_jump_label): Treat SEQUENCE specially.
8572 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
8574 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
8576 2007-03-19 Andrew Haley <aph@redhat.com>
8578 PR tree-optimization/31264
8579 * tree-vrp.c (register_edge_assert_for_1): Don't look though
8582 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
8584 PR rtl-optimization/30907
8585 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
8586 (fwprop_init): Always call loop_optimizer_initialize.
8587 (fwprop_done): Always call loop_optimizer_finalize.
8588 (fwprop): We always have loop info now.
8589 (gate_fwprop_addr): Remove.
8590 (pass_fwprop_addr): Use gate_fwprop as gate.
8592 PR rtl-optimization/30841
8593 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
8594 df_chain_alloc): Call df_reorganize_refs unconditionally.
8595 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
8596 refs_organized to refs_organized_size.
8597 (df_ref_create_structure): Use refs_organized_size instead of
8598 bitmap_size if refs had been organized, and keep refs_organized_size
8600 * df.h (struct df_ref_info): Change refs_organized to
8601 refs_organized_size.
8602 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
8605 2007-03-19 Mark Mitchell <mark@codesourcery.com>
8607 * except.c (output_function_exception_table): Do not reference the
8608 EH personality routine for functions that do not require an
8611 2007-03-20 Jakub Jelinek <jakub@redhat.com>
8614 * c-typeck.c (convert_for_assignment): Call comptypes for
8615 RECORD_TYPE or UNION_TYPE.
8618 * reload1.c (reload): Do invalid ASM checking after
8619 cleanup_subreg_operands.
8621 2007-03-19 Jeff Law <law@redhat.com>
8623 * tree-cfg.c (find_taken_edge): Tighten conditions for
8624 optimizing computed gotos.
8626 2007-03-19 Michael Matz <matz@suse.de>
8628 * builtins.c (expand_builtin_sync_operation,
8629 expand_builtin_compare_and_swap,
8630 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
8633 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
8634 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
8637 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8639 * doc/tm.texi: Add brackets around the return type of
8640 TARGET_SECONDARY_RELOAD.
8642 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8643 Richard Guenther <rguenther@suse.de>
8645 PR tree-optimization/31254
8646 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8647 Use handled_component_p () where appropriate. Continue
8648 propagating into the rhs if we propagated into an INDIRECT_REF
8651 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8653 * config/s390/s390.md (op_type attribute): RRR instruction type added.
8654 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
8655 (xde, xdee): Mode attributes adjusted to support DFP modes.
8656 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
8657 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
8658 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
8659 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
8660 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
8661 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8662 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
8664 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
8665 "movsf"): Insn definitions removed.
8666 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
8667 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
8668 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
8670 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
8671 "reload_in<mode>", "reload_out<mode>"): Expander added.
8672 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
8675 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8677 * config/s390/s390.md: Only non-functional changes. Renamed
8678 FPR mode macro to BFP all over the file.
8680 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8682 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
8683 (op_type attribute): RRF instruction type added.
8684 (fT0): New mode attribute.
8685 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8686 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
8687 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
8688 no secondary memory is needed when moving DFmode values between GPRs
8691 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8693 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
8694 inverted and documentation adjusted.
8695 ("mhard-dfp", "msoft-dfp"): New options.
8696 * config/s390/s390.c (s390_handle_arch_option): New architecture
8698 (override_options): Sanity checks for the new options added.
8699 * config.gcc: New architecture switch: z9-ec.
8700 * config/s390/s390.h (processor_flags): PF_DFP added.
8701 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
8702 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
8703 when the bit is NOT set so remove it from the defaults.
8705 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8707 * genemit.c (main): Print include statement for dfp.h.
8708 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
8711 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8713 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
8715 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
8718 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
8721 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8723 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
8724 attr_length_call, output_call, output_indirect_call): Cleanup
8725 formatting of targetm calls.
8727 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8729 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
8731 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8733 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
8734 reservation, bypass and anti-bypass descriptions for these instructions.
8735 Update move patterns.
8736 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
8739 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
8741 * tree-vect-transform.c (get_initial_def_for_induction): Replace
8742 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
8743 (get_initial_def_for_reduction): Likewise.
8745 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
8747 Fix PR tree-optimization/29922
8748 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
8749 (get_representative): Removed.
8750 (value_dies_in_block_x): Update for rvuse removal.
8751 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
8752 (compute_antic_aux): Handle when PHI nodes appear in
8753 non-single-successors.
8754 (dump_bitmap_of_names): Removed.
8755 (compute_antic_safe): Renamed and removed rvuse calculation.
8756 Calculate only antic safe.
8757 (insert_into_preds_of_block): Remove assert.
8758 (execute_pre): Update for renamed functions.
8759 (defer_or_phi_translate_block): New function.
8761 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8763 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
8764 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
8766 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
8767 Follow spelling conventions.
8769 * tree-data-ref.h: Remove the prototype for analyze_array.
8771 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
8773 PR tree-optimization/31041
8774 * tree-vect-transform.c (get_initial_def_for_induction): Call
8775 force_gimple_operand.
8777 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
8779 * ipa-type-escape.c (look_for_casts) : Revert code to use
8780 handled_component_p due to ada test a-numaux.adb.
8782 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8784 * final.c (final_scan_insn): Alter the condition of a
8785 conditional trap if we have nonstandard CC.
8787 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8789 * configure.ac: Remove excess quoting from asm line 0 test.
8790 * configure: Rebuilt.
8792 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8794 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
8795 * c-common.c (convert_and_check): Move warning logic to...
8796 (warnings_for_convert_and_check): ...here. Define.
8797 * c-common.h (warnings_for_convert_and_check): Declare.
8799 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8801 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
8802 (output_call): Likewise.
8804 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8806 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
8808 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8810 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
8812 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
8814 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
8815 opteron, athlon-64 and athlon-fx processor_alias_table entries.
8817 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
8819 PR tree-optimization/31183
8820 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
8821 Use double_int instead of unsigned int for representing access_strides.
8822 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
8824 2007-03-16 Richard Guenther <rguenther@suse.de>
8826 PR tree-optimization/31146
8827 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
8828 to allow recursion of forward_propagate_addr_expr.
8829 (forward_propagate_addr_into_variable_array_index): Likewise.
8830 (forward_propagate_addr_expr): Likewise.
8831 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8832 (forward_propagate_addr_expr_1): Recurse on simple copies
8833 instead of propagating into them. Do so for useless conversions
8835 (forward_propagate_addr_expr): Clean up unused statements after
8838 2007-03-16 Richard Guenther <rguenther@suse.de>
8840 * builtins.c (expand_builtin_cexpi): Use the right argument
8841 for the expansion via cexp.
8843 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8845 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
8846 * configure: Rebuilt.
8848 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8851 * dwarf2out.c (force_type_die): Adjust comment.
8852 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
8854 2007-03-15 DJ Delorie <dj@redhat.com>
8856 * config/frv/predicates.md (minmax_operator): Don't check operands
8859 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8861 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
8862 Update constant estimates of number of iterations.
8863 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
8864 argument renamed to "realistic".
8865 (compute_estimated_nb_iterations): Removed.
8866 (record_niter_bound): New function.
8867 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
8868 call record_nonwrapping_iv with upper = false.
8869 (infer_loop_bounds_from_signedness): Pass upper argument to
8870 record_nonwrapping_iv.
8871 (estimate_numbers_of_iterations_loop): Do not call
8872 compute_estimated_nb_iterations. Record estimate based on profile
8873 information. Initialize the constant estimates of number of
8875 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
8877 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
8878 number of iterations is too small.
8879 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
8880 (EST_NOT_AVAILABLE): Removed.
8881 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
8882 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
8885 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8887 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
8888 Handle NE_EXPR guards.
8890 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8893 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
8894 Set also -pedantic-errors by default for the preprocessor unless
8895 -fpermissive is given.
8897 2007-03-15 Richard Guenther <rguenther@suse.de>
8901 * builtins.c (expand_builtin_cexpi): As a fallback if we
8902 don't have builtins for sincos or cexp create a function
8903 declaration for cexp and expand to a call to that.
8904 (expand_builtin_int_roundingfn): Always fall
8905 back to floor/ceil and its variants even if they may be
8908 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
8911 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
8912 jump tables, move the call to delete_dead_jumptables from here...
8913 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
8914 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
8915 don't allow merging of blocks that try_redirect_by_replacing_jump
8916 also does not handle when not optimizing.
8918 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8919 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8921 * config/i386/i386.md (x86_sahf_1): Correctly handle
8924 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8927 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
8928 x86_64_general_operand as operand[2] predicate. Remove "iF"
8929 from operand constraints and use "e" constraint instead.
8930 (*subti3_1, *subti3_1 splitter): Ditto.
8931 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
8932 operand[1] predicate.
8934 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
8936 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
8937 arrays, multiply the access strides by the size of the sub-array.
8938 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
8940 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8942 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
8943 the configured assembler supports the sahf mnemonic.
8944 * configure: Regenerate.
8945 * config.in: Regenerate.
8947 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
8948 emit "sahf" or ".byte\t0x9e" as asm template.
8950 2007-03-14 Michael Meissner <michael.meissner@amd.com>
8953 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
8954 option to replace hard coded TARGET_xxx in md file.
8955 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
8956 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8957 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
8958 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
8959 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
8960 (X86_TUNE_NOT_VECTORMODE): Ditto.
8961 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
8962 (TUNE_AVOID_VECTOR_DECODE): Ditto.
8963 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8964 (TUNE_SLOW_IMUL_IMM8): Ditto.
8965 (TUNE_MOVE_M1_VIA_OR): Ditto.
8966 (TUNE_NOT_UNPAIRABLE): Ditto.
8967 (TUNE_NOT_VECTORMODE): Ditto.
8969 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
8972 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
8973 tuning options instead of hard coded TARGET_xxx.
8974 (fix ssemode peephole2's): Ditto.
8975 (imul peephole2's): Ditto.
8977 (movdi_or_rex64): Ditto.
8978 (move peephole2): Ditto.
8979 (not peephole2's): Ditto.
8981 2007-03-14 Dirk Mueller <dmueller@suse.de>
8983 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
8984 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
8985 * c-parser.c (c_parser_if_body): Always add an empty statement in case
8987 * c-parser.c (c_parser_do_statement): Warn about empty body in
8989 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
8990 * doc/invoke.texi (-Wempty-body): Update documentation.
8992 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8995 * c-common.h (warn_for_div_by_zero): Declare.
8996 * c-common.c (warn_for_div_by_zero): Define.
8997 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
9000 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9002 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
9003 to PREFIX and STANDARD_PREFIX.
9005 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9006 Phil Edwards <phil@codesourcery.com>
9008 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
9009 (__gthread_once_t): Remove busy field for RTPs.
9010 (__GTHREAD_ONCE_INIT): Update accordingly.
9012 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9014 * doc/invoke.texi: Document VxWorks options.
9016 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
9018 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
9020 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
9022 PR tree-optimization/30590
9023 * tree-nrv.c (tree_nrv): Check for the partial update of the
9026 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9028 * flags.h (flag_random_seed): Remove declaration, in favor of...
9029 * toplev.h (get_random_seed, set_random_seed): ... these.
9030 * tree.c (get_file_function_name): Use the former.
9031 * opts.c (common_handle_option): Use the latter.
9034 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
9037 * cse.c (cse_find_path): Do not bail out if a basic block that
9038 we already visited now becomes part of a path that starts at a
9039 different basic block. Just disallow this, to make sure we
9040 visit each basic block at most once.
9042 2007-03-13 Jan Hubicka <jh@suse.cz>
9044 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
9045 when profile esitmate is present, calls with very low frequency are
9048 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
9050 PR tree-optimization/30730
9051 PR tree-optimization/26900
9052 * tree-ssa-loop-niter.c: Include gmp.h.
9054 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
9055 split_to_var_and_offset, determine_value_range,
9056 bound_difference_of_offsetted_base, refine_bounds_using_guard,
9057 bound_difference, bounds_add, bounds_negate,
9058 number_of_iterations_ne_max, dump_affine_iv): New functions.
9059 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
9060 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
9061 difference of initial and final value of control iv to validate
9063 (number_of_iterations_cond): Add loop parameter. Determine bounds
9064 on the difference of the extremes of the control iv. Add dumps.
9065 (expand_simple_operations): Handle phi nodes.
9066 (simplify_using_initial_conditions): Do not record used conditions.
9067 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
9068 Do not set additional_info.
9069 (implies_nonnegative_p, implies_ge_p): Removed.
9070 (derive_constant_upper_bound): Do not use parameter `additional'.
9071 (record_estimate): Parameter `additional' removed. Parameter
9072 `i_bound' added. Do not call derive_constant_upper_bound.
9073 (record_nonwrapping_iv): Use derive_constant_upper_bound to
9074 bound the number of iterations estimate.
9075 (estimate_numbers_of_iterations_loop): Pass the estimate from
9076 the number of iterations analysis to record_estimate.
9077 * tree.h (multiple_of_p): Declare.
9078 * tree-scalar-evolution.c (expression_expensive_p): Removed.
9079 (scev_const_prop): Do not check expression_expensive_p.
9080 * fold-const.c (multiple_of_p): Exported.
9081 * double-int.c (double_int_mask): Exported.
9082 * double-int.h (double_int_mask): Declare.
9083 * tree-flow.h (struct tree_niter_desc): Removed additional_info
9084 field. Added max field.
9086 2007-03-13 David Taylor <taylor@candd.org>
9089 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
9092 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9095 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
9096 two unamed patterns.
9098 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
9100 * config/i386/i386.opt (mcx16, msahf): New options.
9101 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
9102 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
9104 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
9105 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
9106 Output -mcx16 and -msahf options when corresponding bit is set.
9108 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
9111 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9113 * configure.ac: Test for assembler tolerance to # 0 "".
9114 * configure, config.in: Rebuilt.
9115 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
9117 2007-03-13 Geoffrey Keating <geoffk@apple.com>
9119 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
9121 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
9122 (handle_syscall): Handle direct system calls.
9123 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
9125 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9127 * doc/invoke.texi: Fix cpp.info cross-reference.
9128 * doc/passes.texi: Fix gcc.info cross-reference.
9130 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
9132 PR tree-optimization/30835
9133 * lambda-code.c (can_convert_to_perfect_nest): Check whether
9134 bb_for_stmt is not NULL before accessing it.
9136 2007-03-12 Joseph Myers <joseph@codesourcery.com>
9138 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
9141 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9144 * doc/install.texi: Document --enable-stage1-languages
9146 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
9148 * tree-pass.h (pass_into_cfg_layout_mode,
9149 pass_outof_cfg_layout_mode): Declare.
9150 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
9151 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
9152 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
9153 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
9155 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
9157 * c-decl.c (warn_variable_length_array): New function.
9158 Refactored from grokdeclarator to handle warn_vla
9159 and handle unnamed array case.
9160 (grokdeclarator): Refactored VLA warning case.
9161 * c.opt (Wvla): New flag.
9162 * doc/invoke.texi (Wvla): New warning.
9164 2007-03-12 Richard Henderson <rth@redhat.com>
9166 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
9167 (TARGET_SECTION_TYPE_FLAGS): New.
9169 2007-03-12 Richard Henderson <rth@redhat.com>
9171 * config/darwin.c (machopic_reloc_rw_mask): New.
9172 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
9173 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
9175 2007-03-12 Mark Mitchell <mark@codesourcery.com>
9177 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
9178 * cppdefault.h (cpp_PREFIX): Document.
9179 (cpp_PREFIX_len): Likewise.
9180 (cpp_EXEC_PREFIX): New variable.
9181 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
9182 * c-incpath.c (add_standard_paths): Correct logic for relocating
9183 paths within prefix.
9185 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
9187 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
9188 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
9190 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
9191 fix_truncdfdi_sse using SSEMODEF mode macro.
9192 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
9193 fix_truncdfsi_sse using SSEMODEF mode macro.
9194 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
9195 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
9197 2007-03-12 Richard Sandiford <richard@codesourcery.com>
9199 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
9202 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
9204 * tree.h : Add multiple_of_p declaration.
9205 * fold-const.c (multiple_of_p): Make multiple_of_p public.
9206 * ipa-type-escape.c (results_of_malloc): Redundant.
9207 (visited_stmts): New. Visited stmt for walk_use_def_chains.
9208 (cast_type): Extended with new members.
9209 (check_cast): Returns cast_type.
9210 (cast): New structure for data of walk_use_def_chains.
9211 (is_malloc_result, is_cast_from_non_pointer_1,
9212 is_cast_from_non_pointer,
9213 is_array_access_through_pointer_and_index): New functions.
9214 (look_for_casts): Returns cast types.
9215 (check_call): Returns void.
9216 (okay_pointer_operation): Use support of pointer plus index,
9217 pointer plus constant and allow all multiplications.
9219 2007-03-11 Richard Guenther <rguenther@suse.de>
9221 PR tree-optimization/31115
9222 * tree-vrp.c (extract_range_from_binary_expr): Make sure
9223 the shift count is positive and non-anti-range for RSHIFT_EXPR.
9224 A shift count of zero is not special as with *_DIV_EXPR.
9225 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
9228 2007-03-11 Ian Lance Taylor <iant@google.com>
9230 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
9231 the *_DIV_EXPR codes correctly with overflow infinities.
9233 2007-03-11 Ira Rosen <irar@il.ibm.com>
9235 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
9236 indicate success/failure of the analysis. Add negation to subtrahend
9237 in case of subtraction. Fail if both operands contain constants.
9238 (create_data_ref): Fail if analyze_offset fails.
9240 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
9242 * config/i386/i386.md (frndintxf2): Rename to ...
9243 (rintxf2): ... this. Remove expander having same name.
9244 (rintsf2, rintdf2): Implement using SSEMODEF macro.
9245 (roundsf2, rounddf2): Ditto.
9246 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
9247 (lround<mode>di2, lround<mode>si2): Ditto.
9249 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
9251 * lower-subreg.c: Include except.h.
9252 (decompose_multiword_subregs): Verify that the only control flow
9253 insns we can split are loads to multi-words pseudos.
9254 Handle breaking such blocks after splitting, instead of calling
9255 find_many_sub_basic_blocks.
9257 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
9258 on the new basic block. Add a lengthy comment explaining why we
9259 thought this was necessary.
9260 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
9262 2007-03-10 Mark Mitchell <mark@codesourcery.com>
9265 * tree.c (walk_type_fields): Recurse into the element type of
9266 ARRAY_TYPEs if there is a pointer set.
9268 2007-03-10 Dirk Mueller <dmueller@suse.de>
9270 * c-common.c (warn_logical_operator): Fix condition.
9272 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
9274 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
9276 * config/darwin.c (machopic_select_section): Remove superfluous
9277 argument in call to categorize_decl_for_section. Remove unused
9280 2007-03-10 Joseph Myers <joseph@codesourcery.com>
9282 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
9284 * configure: Regenerate.
9286 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
9289 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
9290 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
9291 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
9292 Add LABEL_NUSES to emitted label.
9293 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
9294 branch probability value to emitted jump insn.
9295 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
9296 Do not check life information and do not re-arrange input operands
9297 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
9299 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
9301 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
9302 the change of decode_asm_operands.
9304 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
9306 * mode-switching.c (create_pre_exit): Skip blockage insn.
9308 2007-03-09 Diego Novillo <dnovillo@redhat.com>
9310 * tree-pass.h (TODO_update_smt_usage): Remove.
9312 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9316 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9318 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
9319 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
9320 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
9323 2007-03-09 Geoffrey Keating <geoffk@apple.com>
9325 * gcc.c: Document %{, in big comment at top.
9326 (input_suffix_matches): Remove special handling for .s and
9328 (input_spec_matches): New.
9329 (handle_braces): Handle %{,.
9330 (validate_switches): ',' indicates a value which is not a switch.
9331 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
9332 to detect assembler input.
9333 * config/i386/sol2.h (CPP_SPEC): Likewise.
9334 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
9335 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
9336 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
9337 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
9338 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
9339 -m64 causes deployment target to default to 10.5.
9340 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9342 2007-03-09 Richard Henderson <rth@redhat.com>
9345 * target.h (targetm.asm.out.reloc_rw_mask): New.
9346 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
9347 (TARGET_ASM_OUT): Use it.
9348 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
9349 * varasm.c (categorize_decl_for_section): Remove shlib argument;
9350 use the new reloc_rw_mask target hook instead.
9351 (default_section_type_flags_1): Merge into...
9352 (default_section_type_flags): ... here.
9353 (decl_readonly_section_1): Merge into...
9354 (decl_readonly_section): ... here.
9355 (default_elf_select_section_1): Merge into...
9356 (default_elf_select_section): ... here.
9357 (default_unique_section_1): Merge into...
9358 (default_unique_section): ... here.
9359 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
9360 (default_select_rtx_section): Use it.
9361 (default_elf_select_rtx_section): Likewise.
9362 * output.h: Update to match.
9363 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
9364 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
9365 (TARGET_ASM_RELOC_RW_MASK): New.
9366 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
9367 to categorize_decl_for_section.
9368 (x86_64_elf_unique_section): Likewise.
9369 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
9370 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
9371 (TARGET_ASM_RELOC_RW_MASK): New.
9372 * config/ia64/ia64.c (ia64_rwreloc_select_section,
9373 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
9374 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
9375 (TARGET_RWRELOC): Remove.
9376 (ia64_section_type_flags): Adjust call to default_section_type_flags.
9377 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
9378 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
9379 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
9380 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
9381 (rs6000_xcoff_select_section): Use decl_readonly_section.
9382 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
9383 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
9384 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
9385 (TARGET_SECTION_TYPE_FLAGS): Remove.
9386 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
9388 2007-03-09 Roger Sayle <roger@eyesopen.com>
9390 * fold-const.c (fold_comparison): Remove compile-time evaluation of
9391 complex constant equality/inequality comparisons for here.
9392 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
9393 known at compile-time or can be simplified to a scalar comparison.
9394 (fold_relational_const): Move compile-time evaluation of complex
9395 constant equality/inequality comparisons to here.
9397 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9399 PR rtl-optimization/30643
9400 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
9402 (fold_rtx): Recurse, like before 2006-11-03.
9404 2007-03-09 DJ Delorie <dj@redhat.com>
9406 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
9409 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
9411 PR tree-optimization/30375
9412 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
9413 LHS of statements is not the same.
9414 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
9416 2007-03-09 Chao-ying Fu <fu@mips.com>
9418 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
9420 * doc/invoke.texi (-mdspr2): Document new option.
9421 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
9422 New unspec for DSP REV 2.
9423 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
9424 these instructions are extended in DSP REV 2.
9425 (mips-dspr2.md): Include.
9426 * config/mips/mips.opt (mdspr2): New option.
9427 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
9428 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
9429 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
9430 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
9431 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
9432 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
9433 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
9435 (bdesc_map): Add one field of unsupported_target_flags.
9436 (bdesc_arrays): Update entries to have extra fields. Add
9438 (mips_init_builtins): Initialize new function types.
9439 Check unsupported_target_fileds to filter out builtins.
9440 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
9442 (ASM_SPEC): Pass mdspr2 to the assembler.
9443 * config/mips/mips-dspr2.md: New file.
9445 2007-03-09 Sa Liu <saliu@de.ibm.com>
9447 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
9449 2007-03-09 Ian Lance Taylor <iant@google.com>
9451 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
9452 argument) like -Wstrict-overflow=2.
9453 * doc/invoke.texi (Warning Options): Update documentation.
9455 2007-03-09 Dirk Mueller <dmueller@suse.de>
9458 * doc/invoke.texi (-Wlogical-op): Document.
9459 * common.opt (-Wlogical-op): New.
9460 * c-common.h (warn_logical_operator): Declare.
9461 * c-common.c (warn_logical_operator): Define.
9462 * c-typeck.c (parser_build_binary_op): Call
9463 warn_logical_operator.
9465 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9467 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
9468 * final.c (final_scan_insn): Test for non-"" file name.
9470 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
9472 * doc/loop.texi: Document the Omega linear constraints solver.
9473 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
9474 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
9475 omega-hash-table-size, omega-max-keys, and
9476 omega-eliminate-redundant-constraints.
9477 * tree-pass.h (pass_check_data_deps): Declared.
9480 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
9481 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
9482 pass_check_data_deps): New.
9483 * tree-data-ref.c (init_data_ref): Remove declaration.
9484 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
9485 (analyze_array): Renamed init_array_ref, move up initializations.
9486 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
9487 Removed arguments that are set to NULL.
9488 (analyze_indirect_ref): Correct indentation, correct call to
9490 (object_analysis): Call init_array_ref instead of analyze_array.
9491 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
9492 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
9493 of DR_ACCESS_FNS_ADDR.
9494 (init_omega_eq_with_af, omega_extract_distance_vectors,
9495 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
9496 ddr_consistent_p): New.
9497 (compute_affine_dependence): Check consistency of ddrs when
9498 flag_check_data_deps is passed.
9499 (analyze_all_data_dependences): Uncomment.
9500 (tree_check_data_deps): New.
9501 * tree-data-ref.h: Include omega.h.
9502 (DR_ACCESS_FNS_ADDR): Removed.
9503 (data_dependence_relation): Add inner_loop.
9504 (DDR_INNER_LOOP): New.
9505 * common.opt (fcheck-data-deps): New.
9506 * tree-flow.h (tree_check_data_deps): Declare.
9507 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
9508 (OBJS-common): Depend on omega.o.
9510 * passes.c (pass_check_data_deps): Scheduled.
9511 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
9512 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
9513 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
9514 PARAM_VECT_MAX_VERSION_CHECKS,
9515 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
9517 2007-03-09 Richard Guenther <rguenther@suse.de>
9519 PR tree-optimization/30904
9521 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
9522 the same way as *_DIV_EXPR.
9524 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9526 * recog.c (decode_asm_operands): No mixed declarations and code.
9528 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9530 * rtl.def (ASM_INPUT): Add location.
9531 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
9532 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
9533 (decode_asm_operands): Add loc operand.
9534 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
9535 * stmt.c (expand_asm): Rename to...
9536 (expand_asm_loc): ... this. Add locus argument. Pass it on to
9537 gen_rtx_ASM_INPUT_loc.
9538 (expand_asm_expr): Adjust.
9539 * recog.c (decode_asm_operands): Add loc operand.
9540 (check_asm_operands, extract_insn): Adjust.
9541 * reload1.c (maybe_fix_stack_asms): Likewise.
9542 * final.c (asm_insn_count): Likewise.
9543 (final_scan_insn): Output # line before and after asm.
9545 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
9547 * tree-ssa-structalias.c (variable_info): Remove
9549 (new_var_info): Ditto.
9550 (shared_bitmap_info_t): New structure.
9551 (shared_bitmap_table): New variable.
9552 (shared_bitmap_hash): New function.
9553 (shared_bitmap_eq): Ditto
9554 (shared_bitmap_lookup): Ditto.
9555 (shared_bitmap_add): Ditto.
9556 (merge_smts_into): Change to take bitmap directly.
9557 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
9558 (init_alias_vars): Init shared bitmap hashtable.
9559 (delete_points_to_sets): Delete shared bitmap hashtable.
9560 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
9561 is_aliased removal as a change that was still necessary was
9564 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
9566 * config/i386/i386.h (override_options): Conditionally disable
9567 x86_sahf for 64bit targets only.
9569 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9572 * c-decl.c (merge_decls): Don't call make_var_volatile.
9573 * varasm.c (make_var_volatile): Remove.
9574 * output.h (make_var_volatile): Remove.
9576 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
9578 PR tree-optimization/31085
9579 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
9581 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9583 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
9584 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
9585 ATTR_CONST_NOTHROW_LIST.
9587 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9590 2007-03-08 Diego Novillo <dnovillo@redhat.com>
9592 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
9594 2007-03-08 Geoffrey Keating <geoffk@apple.com>
9597 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
9599 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
9600 passed, use shared libgcc.
9602 2007-03-08 Roger Sayle <roger@eyesopen.com>
9604 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
9605 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9606 (honor_protect_cleanup_actions, lower_try_finally_switch):
9608 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
9609 ifc_temp_var): Likewise.
9610 * tree-inline.c (setup_one_parameter): Likewise.
9611 * tree-mudflap.c (mf_decl_cache_locals,
9612 mf_build_check_statement_for): Likewise.
9613 * tree-nested.c (init_tmp_var, save_tmp_var,
9614 finalize_nesting_tree_1): Likewise.
9615 * tree-outof-ssa.c (insert_copy_on_edge,
9616 insert_backedge_copies): Likewise.
9617 * tree-profile.c (tree_gen_edge_profiler,
9618 tree_gen_ic_profiler): Likewise.
9619 * tree-scalar-evolution.c (scev_const_prop): Likewise.
9620 * tree-sra.c (sra_build_assignment): Likewise.
9621 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
9622 * tree-ssa-math-opts.c (insert_reciprocals,
9623 execute_cse_sincos_1): Likewise.
9624 * tree-tailcall.c (adjust_accumulator_values,
9625 adjust_return_value): Likewise.
9626 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
9627 * tree-vect-transform.c (vect_create_data_ref_ptr,
9628 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
9629 vect_create_epilog_for_reduction, vectorizable_reduction,
9630 vectorizable_call, vectorizable_conversion,
9631 vectorizable_assignment, vectorizable_operation,
9632 vectorizable_type_demotion, vect_gen_widened_results_half,
9633 vect_permute_store_chain, vectorizable_store,
9634 vect_setup_realignment, vect_permute_load_chain,
9635 vectorizable_load, vectorizable_condition,
9636 vect_create_cond_for_align_checks): Likewise.
9637 * tree-vrp.c (build_assert_expr_for): Likewise.
9639 2007-03-08 Ian Lance Taylor <iant@google.com>
9641 * tree-vrp.c: Include "intl.h".
9642 (usable_range_p): New static function.
9643 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
9644 overflowed values, juts set *strict_overflow_p.
9645 (compare_values): Only return -2 if one of the operands is not a
9647 (compare_ranges): Call usable_range_p.
9648 (compare_range_with_value): Likewise.
9649 (vrp_evaluate_conditional_warnv): Rename from
9650 vrp_evaluate_conditional. Make static. Change all callers.
9651 (vrp_evaluate_conditional): New function.
9652 (simplify_div_or_mod_using_ranges): Issue warning about reliance
9654 (simplify_abs_using_ranges): Likewise.
9655 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
9656 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
9657 within_stmt parameter.
9658 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9659 vrp_evaluate_conditional.
9660 * tree-ssa-threadedge.c
9661 (record_temporary_equivalences_from_stmts_at_dest): Change
9662 simplify parameter to take a second tree parameter.
9663 (simplify_control_stmt_condition): Likewise.
9664 (thread_across_edge): Likewise.
9665 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9666 (thread_across_edge): Likewise.
9667 * Makefile.in (tree-vrp.o): Depend upon intl.h.
9669 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
9671 * config/i386/i386.h (TARGET_SAHF): New define.
9672 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
9673 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
9674 (x86_sahf): New global variable.
9675 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
9676 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
9677 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
9678 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
9680 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
9681 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
9682 when expanding fcomi/sahf based tests.
9683 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
9684 expanding sahf based alternative. Emit sahf based sequence when
9685 optimizing for code size.
9686 * config/i386/i386.md (x86_sahf_1): Do not disable for
9687 TARGET_64BIT, enable for TARGET_SAHF.
9689 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
9691 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
9692 spurious whitespace from error message.
9694 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
9697 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
9699 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
9701 * c-decl.c (grokdeclarator): Disable warnings for anonymous
9703 * tree-sra.c (instantiate_element): Propagate disabled warnings
9704 from the element itself to the created variable.
9706 2007-03-07 Richard Henderson <rth@redhat.com>
9709 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
9710 silently fix up the stack in the case of a missing register.
9712 2007-03-07 Paul Brook <paul@codesourcery.com>
9714 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
9716 2007-03-07 Joseph Myers <joseph@codesourcery.com>
9718 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
9720 (phase1_vrs): Use them.
9721 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
9722 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
9723 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
9724 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
9725 __gnu_Unwind_Restore_WMMXC if required.
9726 (_Unwind_VRS_Pop): Implement iWMMXt support.
9727 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
9728 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
9729 gnu_Unwind_Save_WMMXC): Define.
9731 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9733 * config/vxworks.h (vxworks_override_options): Declare.
9734 (VXWORKS_OVERRIDE_OPTIONS): Use it.
9735 * config/vxworks.c: Include target.h and toplev.h.
9736 (vxworks_override_options): New function.
9737 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
9739 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
9741 * config/s390/s390.c (override_options): Don't emit an error when
9742 -mstack-size is used without providing -mstack-guard.
9743 (s390_emit_prologue): Choose stack_guard value automatically if not
9744 provided via command line.
9745 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
9747 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9749 * config/i386/i386.c (output_set_got): Add a GOT initialization
9750 sequence for VxWorks PIC.
9751 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
9752 around labels as well as symbols. Use gotoff_operand instead
9753 of local_symbolic_operand.
9754 (legitimize_pic_address): Use gotoff_operand instead of
9755 local_symbolic_operand. Use @GOT accesses for labels as
9757 (ix86_output_addr_diff_elt): Use PC-relative rather than
9758 GP-relative offsets for VxWorks PIC.
9759 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
9760 no_new_pseudos. Check whether the returned register is op0.
9761 * config/i386/i386.md (tablejump): Use PC-relative rather than
9762 GP-relative offsets for VxWorks PIC.
9763 * config/i386/predicates.md (gotoff_operand): New predicate.
9765 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9767 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
9769 * config/vxworks-dummy.h: New file.
9770 * config/i386/i386.h: Include it.
9772 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
9774 * dwarf2out.c (is_inlined_entry_point): New
9775 (add_high_low_attributes): Emit DW_AT_entry_pc along with
9776 DW_AT_ranges if the first subblock is the entry point.
9778 2007-03-06 David Daney <ddaney@avtrex.com>
9780 * doc/install.texi (mips-*-*): Change recommended binutils
9783 2007-03-06 Anatoly Sokolov <aesok@post.ru>
9785 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
9786 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
9788 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9789 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9791 2007-03-06 Jan Hubicka <jh@suse.cz>
9793 * errors.h (warning, error, fatal, internal_error): Mark as cold.
9794 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
9796 (probably_cold_bb_p): Cold functions are cold.
9797 (probably_never_executed_bb_p): Cold functions are cold.
9798 (tree_bb_level_predictions): Predict calls to cold functions as not
9800 (compute_function_frequency): Check hot/cold attributes.
9801 * function.h (function_frequency): Update comments.
9802 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
9803 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
9804 (c_common_att): Add cold and hot.
9806 * doc/extend.texi (hot,cold attributes): Document.
9808 2007-03-06 Andrew Haley <aph@redhat.com>
9810 * function.c (expand_function_end): Move blockage to just after we
9811 emit the label for the naked return from the function.
9813 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9815 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
9818 2007-03-06 Jan Hubicka <jh@suse.cz>
9820 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
9821 loaded for constant large models. Non-large 64bit PIC can do.
9822 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
9823 * cmodel.h: Add LARGE PIC.
9824 * i386.md (UNSPEC_PLTOFF): New.
9825 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
9827 (*call_1_rex64): Disable for large models.
9828 (*call_1_rex64_large): New.
9829 (*call_value_1_rex64): Disable for large models.
9830 (*call_value_1_rex64_large): New.
9831 (set_rip_rex4): New.
9832 (set_got_offset_rex64): New.
9833 * predicates.md (constant_call_address_operand): For large model
9834 constant calls are not possible.
9835 * i386-protos.h (construct_plt_address): Declare.
9836 * i386.c (override_options): Accept large models.
9837 (ix86_expand_prologue): Expand large PIC GOT pointer load.
9838 (legitimate_constant_p): Add new UNSPECs.
9839 (legitimate_pic_operand_p): Likewise.
9840 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
9841 (legitimize_pic_address): Do easy RIP relative way for TLS only for
9843 (output_pic_addr_const): Add PLTOFF.
9844 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
9845 (ix86_expand_move): Legitimize pic address when in PIC mode.
9846 (construct_plt_address): New function.
9847 (ix86_expand_call): Offload the address to register and use GOT pointer
9849 * invoke.texi (mcmodel=large): Update documentation.
9851 2007-03-06 Richard Henderson <rth@redhat.com>
9853 * config/i386/i386.c (x86_use_leave, x86_push_memory,
9854 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
9855 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
9856 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
9857 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
9858 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
9859 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
9860 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
9861 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
9862 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
9863 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9864 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
9865 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9866 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9867 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
9868 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
9869 x86_schedule, x86_use_bt, x86_pad_returns,
9870 x86_use_xchgb): Merge into ...
9871 (ix86_tune_features): ... here. New array.
9872 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9873 x86_bswap): Merge into ...
9874 (ix86_arch_features): ... here. New array.
9875 (x86_3dnow_a): Remove.
9876 (x86_accumulate_outgoing_args): Make static.
9877 (x86_arch_always_fancy_math_387): Make static.
9878 (ix86_tune_mask, ix86_arch_mask): Move ...
9879 (override_options): ... to local variables here. Apply the
9880 appropriate mask to each element of ix86_arch_features and
9881 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
9882 as were done in the old macros.
9883 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
9884 * config/i386/i386.h (x86_use_leave, x86_push_memory,
9885 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
9886 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
9887 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
9888 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
9889 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
9890 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
9891 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
9892 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
9893 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
9894 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9895 x86_accumulate_outgoing_args, x86_prologue_using_move,
9896 x86_epilogue_using_move, x86_decompose_lea,
9897 x86_arch_always_fancy_math_387, x86_shift1,
9898 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9899 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9900 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
9901 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9902 x86_use_incdec, x86_pad_returns, x86_bswap,
9903 x86_partial_flag_reg_stall): Remove.
9904 (enum ix86_tune_indices): New.
9905 (ix86_tune_features): New.
9906 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
9907 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
9908 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
9909 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
9910 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
9911 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
9912 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
9913 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
9914 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
9915 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
9916 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
9917 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
9918 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
9919 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
9920 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
9921 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
9922 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
9923 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
9924 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
9925 TARGET_EXT_80387_CONSTANTS): Use it.
9926 (enum ix86_arch_indices): New.
9927 (ix86_arch_features): New.
9928 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
9929 TARGET_BSWAP): Use it.
9930 (ix86_tune_mask, ix86_arch_mask): Remove.
9932 2007-03-06 Joseph Myers <joseph@codesourcery.com>
9935 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
9936 Define using $${sysroot_headers_suffix}.
9937 * configure: Regenerate.
9938 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
9939 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
9941 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
9942 * gcc.c (print_sysroot_headers_suffix): New.
9943 (option_map): Include --print-sysroot-headers-suffix.
9944 (display_help): Mention -print-sysroot-headers-suffix.
9945 (process_command): Handle -print-sysroot-headers-suffix.
9946 (do_spec_1): Append multilib directory to include-fixed path if
9947 sysroot suffixes in use.
9948 (main): Handle -print-sysroot-headers-suffix.
9949 * Makefile.in (start.encap): Don't depend on xlimits.h
9950 (xlimits.h): Remove.
9951 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
9952 limits.h for each multilib in fixinc_list.
9953 (fixinc_list, s-fixinc_list): New.
9954 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
9955 generate them for each multilib in fixinc_list.
9956 (stmp-fixproto): Use include-fixed. Run fixproto for each
9957 multilib in fixinc_list.
9958 (mostlyclean): Don't remove xlimits.h.
9959 (clean): Remove include-fixed.
9960 (real-install-headers-tar, real-install-headers-cpio,
9961 real-install-headers-cp): Don't copy include, only include-fixed.
9962 (install-mkheaders): Depend on fixinc_list. Don't depend on
9963 xlimits.h. Save limits.h files for each multilib in fixinc_list.
9964 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
9965 SYSTEM_HEADER_DIR setting in mkheaders.conf.
9967 2007-03-06 Jan Hubicka <jh@suse.cz>
9969 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
9972 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9974 * configure.ac: Allow tm_file to contain build-directory files.
9975 * configure: Regenerate.
9976 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
9977 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
9978 * config/m68k/print-sysroot-suffix.sh: New file.
9980 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9982 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
9983 of pic_offset_table_rtx if reload_completed.
9984 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
9985 PIC_OFFSET_TABLE_REGNUM.
9986 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
9988 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
9989 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
9991 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9993 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9994 functions that call eh_return.
9996 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9998 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
9999 functions that need a constant pool.
10001 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10004 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
10005 (m68k_preferred_reload_class): Likewise.
10006 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
10007 (SECONDARY_RELOAD_CLASS): Define.
10008 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
10009 (LIMIT_RELOAD_CLASS): Delete.
10010 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
10011 registers from storing bytes.
10012 (m68k_secondary_reload_class): New function.
10013 (m68k_preferred_reload_class): Likewise.
10015 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10017 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
10019 (m68k_expand_prologue): Likewise.
10021 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10023 * config/m68k/m68k-protos.h (output_sibcall): Declare.
10024 (mips_expand_epilogue): Add a bool parameter.
10025 (m68k_legitimize_sibcall_address): Declare.
10026 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
10027 (m68k_expand_epilogue): Add a parameter to select between sibling
10028 and normal epilogues. Only generate a return for the latter.
10029 (m68k_ok_for_sibcall_p): New function.
10030 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
10031 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
10032 (sibcall_value, *sibcall_value): Likewise.
10033 (*call, *call_value): Require !SIBLING_CALL_P.
10034 (epilogue): Update call to m68k_expand_epilogue.
10035 (sibcall_epilogue): New pattern.
10036 * config/m68k/predicates.md (const_call_operand): Say that this
10037 predicate applies to sibling calls too.
10038 (sibcall_operand): New predicate.
10040 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10042 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
10043 alternatives as movsi_cf.
10044 (movsf_cf_hard): Add commentary.
10046 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
10047 Richard Sandiford <richard@codesourcery.com>
10049 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
10050 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
10051 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
10052 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
10053 as being live on exit from an interrupt function.
10054 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
10055 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
10056 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
10057 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
10058 (m68k_interrupt_function_p): Globalize.
10059 (m68k_compute_frame_layout): Remove reverse mask code.
10060 (m68k_emit_movem, m68k_set_frame_related): New functions.
10061 (m68k_output_function_prologue): Delete in favor of...
10062 (m68k_expand_prologue): ...this new function.
10063 (m68k_output_function_epilogue): Delete in favor of...
10064 (m68k_expand_epilogue): ...this new function.
10065 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
10067 (print_operand): Handle %?.
10068 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
10069 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
10070 (prologue, epilogue): New patterns.
10071 (return): Turn into a define_expand.
10072 (*return): New pattern, derived from old "return" pattern. Use rte
10073 rather than rts for interrupt functions. Only use rtd if the pop
10075 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
10076 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
10077 (link, *link, unlink, *unlink, load_got): Likewise.
10079 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10083 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
10084 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
10085 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
10086 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
10087 and m68k_matches_u_p.
10088 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
10089 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
10090 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
10091 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
10092 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
10093 (REG_STRICT_P): New macro.
10094 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
10095 PCREL_GENERAL_OPERAND_OK.
10096 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
10097 m68k_legitimate_base_reg_p.
10098 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
10099 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
10100 (PIC_CASE_VECTOR_ADDRESS): Update comment.
10101 * config/m68k/m68k.c (m68k_address): New structure.
10102 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
10103 (m68k_decompose_index, m68k_legitimate_constant_address_p)
10104 (m68k_jump_table_ref_p, m68k_decompose_address)
10105 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
10106 (m68k_matches_u_p): New functions.
10107 (print_operand_address): Rewrite to use m68k_decompose_index.
10109 2007-03-05 David Taylor <dtaylor@emc.com>
10111 * gcc.c: Correct copyright date in --version output.
10113 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10115 * pa.md: In unamed move patterns, disparge copies between general
10116 and floating point registers using '?' modifier. Don't include 'f'
10117 constraint for register preferences in DImode, SImode, HImode and
10118 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
10119 Remove constraints for copies between general and floating registers
10120 in soft-float DFmode pattern.
10121 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
10125 2007-03-05 Mike Stump <mrs@apple.com>
10127 * c-common.c (targetcm): Add.
10128 * c-opts.c (c_common_handle_option): Handle language specific
10130 * opts.c (handle_option): Verify language for target options, if
10132 * opth-gen.awk: Add CL_LANG_ALL.
10133 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
10134 (TARGETCM_INITIALIZER): Add.
10135 * target.h (struct gcc_targetcm): Add.
10137 * targhooks.c (default_handle_c_option): Add.
10138 * targhooks.h (default_handle_c_option): Add.
10139 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
10141 * config/darwin.opt (iframework): Add.
10142 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
10143 * config/darwin-c.c (handle_c_option): Add.
10144 (TARGET_HANDLE_C_OPTION): Add.
10146 * doc/invoke.texi (Darwin Options): Add -iframework.
10148 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10150 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
10153 2007-03-05 Ian Lance Taylor <iant@google.com>
10155 * c.opt (fgnu89-inline): New option.
10156 * c-opts.c (c_common_post_options): Set default value for
10158 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
10159 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
10161 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
10162 (grokdeclarator, start_function): Likewise.
10163 * c-cppbuiltin.c (c_cpp_builtins): Define either
10164 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
10165 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
10166 (C Dialect Options): Document -fgnu89-inline.
10167 * doc/extend.texi (Function Attributes): Explain what the
10168 gnu_inline attribute does.
10169 * doc/cpp.texi (Common Predefined Macros): Document
10170 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10172 2007-03-05 Ian Lance Taylor <iant@google.com>
10174 PR tree-optimization/31034
10175 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
10176 half-range if the other side is an overflow infinity.
10178 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10180 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
10181 (bfin*-linux-uclibc*): New configuration.
10182 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
10184 * config/bfin/linux.h: New file.
10185 * config/bfin/libgcc-bfin.ver: New file.
10186 * config/bfin/t-bfin-uclinux: New file.
10187 * config/bfin/t-bfin-linux: New file.
10188 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
10189 (TARGET_OS_CPP_BUILTINS): New macro.
10191 2007-03-05 Richard Guenther <rguenther@suse.de>
10193 * fold-const.c (fold_binary): Remove duplicate folding
10194 of comparison of non-null ADDR_EXPR against null.
10196 2007-03-05 Richard Guenther <rguenther@suse.de>
10197 Dorit Nuzman <dorit@il.ibm.com>
10199 PR tree-optimization/26420
10200 * tree-vectorizer.c (vectorize_loops): Bail out early if there
10201 are no loops in the function. Only print the number of
10202 vectorized loops if it is greater than zero or we are supposed
10203 to print information about unvectorized loops.
10205 2007-03-05 Revital Eres <eres@il.ibm.com>
10207 * gcc.dg/var-expand1.c: New test.
10208 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
10209 when an accumulator is expanded.
10211 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10214 * c-common.c (convert_and_check): Don't give warnings for
10215 conversion if 'expr' already overflowed.
10217 2007-03-04 Roger Sayle <roger@eyesopen.com>
10219 PR middle-end/30744
10220 * fold-const.c (fold_comparison): Enforce type consistency when
10221 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
10223 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
10225 * tree-ssa-address.c (create_mem_ref): Do not put an expression
10226 containing a cast to the base of TARGET_MEM_REF.
10228 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
10230 * tree.c (tree_contains_struct_check_failed): Remove spurious
10231 whitespace from error message.
10233 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10236 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
10237 instead of precision.
10239 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
10240 Nathan Sidwell <nathan@codesourcery.com>
10242 * emit-rtl.c (find_auto_inc): New.
10243 (try_split): recreate REG_INC notes,
10244 Use regular for loops rather than whiles.
10246 2007-03-03 Andreas Schwab <schwab@suse.de>
10248 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
10249 * configure: Regenerate.
10251 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10253 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
10254 flag_rounding_math, not flag_unsafe_math_optimizations.
10256 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
10258 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
10259 alpha_fold_vector_minmax): Likewise.
10260 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10261 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
10263 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
10265 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
10266 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
10267 if the lhs has side-effects.
10268 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
10270 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10272 * config/i386/i386.h (TUNEMASK): Remove define.
10273 (ARCHMASK): Remove define.
10274 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
10275 Use ix86_arch_mask variable instead of ARCHMASK.
10276 * config/i386/i386.c (override_options): Ditto.
10277 (standard_80387_constant_p): Ditto.
10279 2007-03-02 Ian Lance Taylor <iant@google.com>
10281 Used signed infinities in VRP.
10282 * tree-vrp.c (uses_overflow_infinity): New static function.
10283 (supports_overflow_infinity): New static function.
10284 (make_overflow_infinity): New static function.
10285 (negative_overflow_infinity): New static function.
10286 (positive_overflow_infinity): New static function.
10287 (is_negative_overflow_infinity): New static function.
10288 (is_positive_overflow_infinity): New static function.
10289 (is_overflow_infinity): New static function.
10290 (overflow_infinity_range_p): New static function.
10291 (compare_values_warnv): New function split out of compare_values.
10292 (compare_value): Call it.
10293 (set_value_range_to_nonnegative): Add overflow_infinity
10294 parameter. Change caller.
10295 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
10297 (vrp_expr_computes_nonzero): Likewise.
10298 (compare_ranges, compare_range_with_value): Likewise.
10299 (compare_name_with_value, compare_names): Likewise.
10300 (vrp_evaluate_conditional): Likewise.
10301 (set_value_range): Handle infinity
10302 (vrp_operand_equal_p, operand_less_p): Likewise.
10303 (extract_range_from_assert): Likewise.
10304 (vrp_int_const_binop): Likewise.
10305 (extract_range_from_binary_expr): Likewise.
10306 (extract_range_from_unary_expr): Likewise.
10307 (extract_range_from_comparison): Likewise.
10308 (extract_range_from_expr): Likewise.
10309 (dump_value_range): Likewise.
10310 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
10311 (test_for_singularity): Likewise.
10312 (vrp_int_const_binop): Remove inline qualifier.
10313 (adjust_range_with_scev): Add comment.
10314 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10316 2007-03-02 Diego Novillo <dnovillo@redhat.com>
10318 * tree-ssa-structalias.c (could_have_pointers): Tidy.
10319 (get_constraint_for): Likewise.
10320 (do_structure_copy): Likewise.
10321 (find_func_aliases): Fix references to MODIFY_EXPR.
10322 (intra_create_variable_infos): Tidy.
10323 * tree-ssa-operands.c (add_virtual_operand): Add argument
10325 When adding members of alias sets, if IS_CALL_SITE is true and
10326 the symbol is not call-clobbered, skip it.
10327 Adjust all callers.
10329 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
10331 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
10332 entry by means of emit_insn_at_entry.
10334 2007-03-02 Richard Henderson <rth@redhat.com>
10336 * expr.h (promoted_input_arg): Remove decl.
10337 * function.c (promoted_input_arg): Merge into ...
10338 * combine.c (setup_incoming_promotions): ... only caller.
10339 Rearrange to avoid double loop.
10341 2007-03-02 Ben Elliston <bje@au.ibm.com>
10342 Peter Bergner <bergner@vnet.ibm.com>
10343 Janis Johnson <janis187@us.ibm.com>
10345 * config/rs6000/dfp.md: New file.
10346 * config/rs6000/rs6000.md: Include dfp.md.
10347 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
10348 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
10349 and TDmode decimal float modes in FP registers.
10350 (num_insns_constant): Likewise.
10351 (rs6000_legitimate_offset_address_p): Likewise.
10352 (rs6000_legitimize_address): Likewise.
10353 (rs6000_legitimize_reload_address): Likewise.
10354 (rs6000_legitimate_address): Likewise.
10355 (rs6000_emit_move): Likewise.
10356 (function_arg_boundary): Likewise.
10357 (function_arg_advance): Likewise.
10358 (rs6000_darwin64_record_arg_recurse): Likewise.
10359 (function_arg): Likewise.
10360 (rs6000_gimplify_va_arg): Likewise.
10361 (rs6000_split_multireg_move): Likewise.
10362 (rs6000_output_function_epilogue): Likewise.
10363 (rs6000_output_function_epilogue): Likewise.
10364 (rs6000_register_move_cost): Likewise.
10365 (rs6000_function_value): Likewise.
10366 (rs6000_libcall_value): Likewise.
10368 2007-03-02 Richard Sandiford <richard@codesourcery.com>
10370 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
10372 2007-03-02 Richard Sandiford <richard@codesourcery.com>
10374 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
10375 Use $MULTIDIR to choose between the kernel and RTP headers,
10376 and use $WIND_BASE and $WIND_USR to locate them.
10378 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10380 * config/i386/i386.c (override_options): Put initialization of
10381 ix86_tune_mask and ix86_arch_mask to the correct place.
10383 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10384 Michael Meissner <michael.meissner@amd.com>
10387 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
10388 (ARCHMASK): Define.
10389 (TARGET_CMOVE): Use ARCHMASK.
10390 (TARGET_CMPXCHG): Ditto.
10391 (TARGET_CMPXCHG8B): Ditto.
10392 (TARGET_XADD): Ditto.
10393 (TARGET_BSWAP): Ditto.
10394 * config/i386/i386.c (ix86_tune_mask): New global variable.
10395 (ix86_arch_mask): Ditto.
10396 (override_options): Initialize ix86_tune_mask and
10397 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
10400 2007-03-02 Ben Elliston <bje@au.ibm.com>
10403 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
10405 2007-03-02 Joseph Myers <joseph@codesourcery.com>
10407 * target.h (init_dwarf_reg_sizes_extra): New target hook.
10408 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
10409 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
10410 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
10412 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
10413 rs6000_init_dwarf_reg_sizes_extra): New.
10414 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
10415 SPE register high parts.
10417 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
10419 * Makefile.in: Add install-pdf target as
10420 copied from automake v1.10 rules.
10421 * configure.ac: Add install-pdf to target list.
10422 * configure: Regenerate.
10424 2007-03-01 Paul Brook <paul@codesourcery.com>
10426 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
10427 modes to LDRD for DImode.
10428 (output_move_double): Fixup out of range ldrd/strd.
10429 (vfp_secondary_reload_class): Rename...
10430 (coproc_secondary_reload_class): ... to this. Add wb argument.
10431 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
10432 coproc_secondary_reload_class for CLASS_IWMMXT.
10433 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
10434 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
10436 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
10438 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
10439 factor by the estimated number of iterations.
10440 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
10443 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
10444 decode_caches_intel, detect_caches_intel): New functions.
10445 (host_detect_local_cpu): Use detect_caches_amd and
10446 detect_caches_intel.
10448 2007-03-01 Richard Henderson <rth@redhat.com>
10450 * expr.c (emit_move_complex_push): Export.
10451 (emit_move_complex_parts): Split out from ...
10452 (emit_move_complex): ... here.
10453 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
10454 * config/i386/i386.md (movcdi): New.
10456 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
10458 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
10459 size of mode1 to check for tieable modes in MMX case.
10461 2007-03-01 Richard Sandiford <richard@codesourcery.com>
10463 * Makefile.in (rtlanal.o): Depend on tree.h.
10464 * rtl.h (offset_within_section_p, split_const): Declare.
10465 * rtlanal.c: Include tree.h.
10466 (offset_within_block_p): New function, taken from
10467 mips_offset_within_object_p.
10468 (split_const): New function, taken from mips_split_const.
10469 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
10471 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
10472 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
10473 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
10474 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10475 (m68k_illegitimate_symbolic_constant_p): New function.
10476 * config/m68k/m68k.md (movsi): Remove misleading predicates.
10477 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
10478 symbolic constant that might be outside the symbol's section,
10479 move the symbol first and then add the offset.
10480 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
10482 * config/mips/mips.c (mips_split_const): Delete.
10483 (mips_offset_within_object_p): Delete.
10484 (mips_symbolic_constant_p): Use offset_within_section_p and
10485 split_const instead of mips_offset_within_object_p and
10487 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
10488 (mips_legitimize_const_move, print_operand_reloc)
10489 (mips_dangerous_for_la25_p): Use split_const instead of
10492 2007-02-28 Eric Christopher <echristo@apple.com>
10494 * Makefile.in (install-include-dir): Don't rm -rf include.
10496 2007-02-28 Richard Guenther <rguenther@suse.de>
10498 PR middle-end/30364
10499 * fold-const.c (fold_binary): Do not associate expressions
10500 with more than one variable for integer types that do not wrap.
10502 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
10504 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
10505 Delete, and replace with...
10506 (fold_builtin_call_array): This. Update callers to use it.
10507 * fold-const.c (fold_build_call_list): Delete, and replace with...
10508 (fold_build_call_array): This.
10509 (fold_build_call_list_initializer): Delete, and replace with...
10510 (fold_build_call_array_initializer): This.
10511 * tree.h: Update declarations to reflect above changes.
10513 * c-typeck.c (build_function_call): Store converted arguments
10514 in a stack-allocated array instead of building a list.
10515 (convert_arguments): Store arguments in the array passed in as an
10516 argument, and return the actual number of arguments.
10517 * c-format.c: (check_function_format): Pass arguments in an
10518 array instead of a list.
10519 * c-common.c (check_function_nonnull): Likewise.
10520 (check_function_sentinel): Likewise.
10521 (check_function_arguments): Likewise.
10522 * c-common.h: Update declarations to reflect above changes.
10524 2007-02-28 Jan Hubicka <jh@suse.cz>
10526 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
10527 PRED_NEGATIVE_RETURN): Update outcomes.
10529 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
10531 * calls.c (emit_library_call_value_1): Handle partial registers
10532 correctly when building up CALL_INSN_FUNCTION_USAGE.
10534 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10536 * pa/predicates.md (move_src_operand): Allow zero for mode.
10537 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
10540 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
10543 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
10544 *movv2df_internal): Enable pattern only for valid operand
10546 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
10547 tie only 128bit modes. For MMX registers, tie only 64bit modes.
10549 2007-02-27 Mike Stump <mrs@apple.com>
10551 * config/darwin-crt3.c: Avoid compilation when compiling for a
10554 2007-02-27 Joseph Myers <joseph@codesourcery.com>
10556 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
10558 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
10559 for fixed headers and limits.h.
10560 (install-include-dir, install-headers-tar, install-headers-cpio,
10561 install-headers-cp, real-install-headers-tar,
10562 real-install-headers-cpio, real-install-headers-cp): Handle
10563 include-fixed as well as include.
10564 (install-mkheaders): Don't install files that go only in include
10566 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
10567 from GCC_INCLUDE_DIR.
10568 * gcc.c (process_command): Remove special -BstageN/ handling.
10569 (do_spec_1): Add include-fixed directories.
10571 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10573 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
10575 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
10577 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
10580 2007-02-27 Mark Mitchell <mark@codesourcery.com>
10582 * c-common.c (get_priority): Add check for
10583 SUPPORTS_INIT_PRIORITY.
10585 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10587 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
10589 * config/bfin/bfin.c: Include "cfglayout.h".
10590 (MAX_LSETUP_DISTANCE): New macro.
10591 (struct loop_info): New members incoming, incoming_src and
10592 incoming_dest. Delete member predecessor.
10593 (length_for_loop): New function.
10594 (bfin_optimize_loop): Handle more different loop structures.
10595 (bfin_discover_loop): Rework detection of predecessor blocks by
10596 examining incoming edges.
10597 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
10599 (bfin_reorder_loops): New function.
10600 (bfin_reorg_loops): Use these three new functions.
10602 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
10603 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
10604 (CONSTRAINT_LEN): Add entry for 'q'.
10605 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
10606 Add 'q' constraints.
10607 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
10608 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
10610 * config/bfin/bfin.md (add_with_carry): New pattern.
10611 (s_or_u, su_optab, su_modifier): New code macros/attrs.
10612 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
10613 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
10614 support unsigned multiplies too. Removed incorrect commutativity from
10615 operand 1 constraint where appropriate.
10616 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
10618 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
10619 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
10621 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
10622 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
10623 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
10624 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
10625 usmulhisi_hh_huh): New patterns.
10627 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
10628 lshifthi3): Fix output template to use half reg for operand 2.
10630 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
10633 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
10635 2007-02-27 Andreas Schwab <schwab@suse.de>
10637 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
10639 2007-02-27 Jan Hubicka <jh@suse.cz>
10641 * predict.c (last_basic_block_p): Remove.
10642 (tree_estimate_probability): Update return heuristic for commonized
10645 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10647 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
10649 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10651 * doc/include/gcc-common.texi (versionsubtitle): New macro.
10652 * doc/cpp.texi: Standardize title page.
10653 * doc/cppinternals.texi: Likewise.
10654 * doc/gcc.texi: Standardize title page, remove version number
10655 from copyright page.
10656 * doc/gccint.texi: Likewise.
10657 * doc/install.texi: Standardize title page, add table of
10660 2007-02-26 Jan Hubicka <jh@suse.cz>
10662 * predict.def: Set outcomes according to more recent results.
10663 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
10664 Remove dead predictors.
10665 * predict.c (return_prediction): Fix pasto.
10667 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10669 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
10670 change; avoid a memory leak when returning early.
10672 2007-02-26 Mark Mitchell <mark@codesourcery.com>
10674 * c-decl.c (static_ctors): Move to c-common.c.
10675 (static_dtors): Likewise.
10676 (finish_function): Use c_record_cdtor_fn.
10677 (build_cdtor): Move to c-common.c.
10678 (c_write_global_declarations): Use c_build_cdtor_fns.
10679 * c-common.h (static_ctors): Declare.
10680 (static_dtors): Likewise.
10681 (c_record_cdtor_fn): Likewise.
10682 (c_build_cdtor_fns): Likewise.
10683 * c-common.c (static_ctors): New variable.
10684 (static_dtors): Likewise.
10685 (c_record_cdtor_fn): New function.
10686 (build_cdtor): Move from c-decl.c
10687 (c_build_cdtor_fns): New function.
10689 * output.h (assemble_addr_to_section): Declare.
10690 (get_cdtor_priority_section): Likewise.
10691 * varasm.c (assemble_addr_to_section): New function.
10692 (get_cdtor_priority_section): Likewise.
10693 (default_named_section_asm_out_destructor): Use them.
10694 (destor_dtor_section_asm_out_destructor): Likewise.
10695 (default_named_section_asm_out_constructor): Likewise.
10696 (default_ctor_section_asm_out_constructor): Likewise.
10697 * config.gcc (*-*-vxworks*): Include vxworks.o.
10698 * config/t-vxworks (vxworks.o): New target.
10699 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
10700 (TARGET_ASM_CONSTRUCTOR): Define.
10701 (TARGET_ASM_DESTRUCTOR): Likewise.
10702 (vxworks_asm_out_constructor): Declare.
10703 (vxworks_asm_out_destructor): Likewise.
10705 * c-common.c (get_priority): Check that we have not just an
10706 INTEGER_CST, but an integer constant with integeral type.
10708 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
10710 PR tree-optimization/30938
10711 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
10712 use &dt[nargs-1] instead of &dt[nargs] in the call to
10713 vect_is_simple_use().
10715 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
10717 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
10718 from register elimination as PRE_MODIFY / POST_MODIFY increments.
10719 Do not attempt to handle MEM inside auto-inc expressions.
10720 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
10721 of a register modified by an auto-inc expression. However, do handle
10722 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
10723 (elimination_effects): Prohibit elimination of a register modified
10724 by an auto-inc expression. Disable register elimination rules whose
10725 target register is modified by an auto-inc expression with variable
10728 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10730 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
10732 (array_at_struct_end_p): New function.
10733 (idx_infer_loop_bounds): Use it.
10734 (estimate_numbers_of_iterations_loop): Export.
10735 * predict.c (predict_loops): Use estimated_loop_iterations_int.
10736 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
10737 (tree_estimate_probability): Call record_loop_exits.
10738 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
10739 (estimated_loop_iterations, estimated_loop_iterations_int,
10740 estimated_loop_iterations_tree): New functions.
10741 (analyze_siv_subscript_cst_affine,
10742 compute_overlap_steps_for_affine_1_2,
10743 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
10744 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
10745 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
10746 (PRED_LOOP_ITERATIONS_GUESSED): New.
10747 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
10748 * cfgloop.h (estimate_numbers_of_iterations_loop,
10749 estimated_loop_iterations_int): Declare.
10751 2007-02-25 Mark Mitchell <mark@codesourcery.com>
10753 * doc/extend.texi: Document optional priority argument to
10754 constructors and destructors.
10755 * tree.c (init_priority_for_decl): Adjust GTY markers.
10756 (init_ttree): Use priority-info hash functions for
10757 init_priority_for_decl.
10758 (tree_map_eq): Rename to ...
10759 (tree_map_base_eq): ... this.
10760 (tree_map_marked_p): Rename to ...
10761 (tree_map_base_marked_p): ... this.
10762 (tree_map_base_hash): New function.
10763 (decl_init_priority_lookup): Rework.
10764 (decl_fini_priority_lookup): New function.
10765 (decl_priority_info): New function.
10766 (decl_init_priority_insert): Use it.
10767 (decl_fini_priority_insert): Likewise.
10768 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
10770 (decl_restrict_base_insert): Likewise.
10771 (decl_debug_expr_insert): Likewise.
10772 (decl_value_expr_lookup): Likewise.
10773 (decl_value_expr_insert): Likewise.
10774 * tree.h (priority_type): New type.
10775 (decl_init_priority_lookup): Use priority_type.
10776 (decl_fini_priority_lookup): New function.
10777 (decl_init_priority_insert): Use priority_type.
10778 (decl_fini_priority_insert): New function.
10779 (DECL_HAS_INIT_PRIORITY): Tweak comments.
10780 (DECL_INIT_PRIORITY): Likewise.
10781 (SET_DECL_INIT_PRIORITY): Add comment.
10782 (DECL_FINI_PRIORITY): New macro.
10783 (SET_DECL_FINI_PRIORITY): Likewise.
10784 (DEFAULT_INIT_PRIORITY): Document.
10785 (MAX_INIT_PRIORITY): Likewise.
10786 (MAX_RESERVED_INIT_PRIORITY): Likewise.
10787 (tree_map_base): New type.
10788 (tree_map_base_eq): New function.
10789 (tree_map_base_hash): Likewise.
10790 (tree_map_base_marked_p): Likewise.
10791 (tree_map): Inherit from tree_map_base.
10792 (tree_map_eq): Make it a macro.
10793 (tree_map_marked_p): Likewise.
10794 (tree_int_map): Inherit from tree_map_base.
10795 (tree_int_map_eq): Make it a macro.
10796 (tree_int_map_hash): Likewise.
10797 (tree_int_map_marked_p): Likewise.
10798 (tree_priority_map): New type.
10799 (tree_priority_map_eq): New macro.
10800 (tree_priority_map_hash): Likewise.
10801 (tree_priority_map_marked_p): Likewise.
10802 * varasm.c (emults_decl): Adjust for refactoring of tree_map
10804 (emutls_common_1): Likewise.
10805 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
10806 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
10807 of tree_map hierarchy.
10808 * tree-cfg.c (move_stmt_r): Likewise.
10809 (new_label_mapper): Likewise.
10810 * c-tree.h (c_expand_body): Move to ...
10811 * c-common.h (c_expand_body): ... here.
10812 * c-decl.c (c_expand_body): Move to ...
10813 * c-common.c (c_expand_body): ... here.
10814 (c_common_attribute_table): Allow 1 argument for the constructor
10815 and destructor attributes.
10816 (get_priority): New function.
10817 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
10818 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
10820 2007-02-24 Jan Hubicka <jh@suse.cz>
10822 PR middle-end/30509
10823 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
10825 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10826 Jan Hubicka <jh@suse.cz>
10829 * i386.c (counter_mode): New function.
10830 (expand_set_or_movmem_via_loop): Use it.
10831 (expand_movmem_epilogue): Likewise; fix pasto.
10832 (ix86_expand_movmem): Do emit guard even for constant counts.
10833 (ix86_expand_setmem): Likewise.
10835 2007-02-25 Nick Clifton <nickc@redhat.com>
10837 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
10838 (JUMP_TABLES_IN_TEXT_SECTION): Define.
10840 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10843 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
10844 count argument with 0x10, not with 0x16.
10845 (expand_setmem_epilogue): Ditto.
10847 2007-02-24 Mike Stump <mrs@apple.com>
10849 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
10852 2007-02-24 Richard Guenther <rguenther@suse.de>
10854 PR middle-end/30951
10855 * fold-const.c (fold_binary): Fold x +- CST op x for
10856 EQ_EXPR and NE_EXPR.
10858 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10860 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
10862 2007-02-24 Jan Hubicka <jh@suse.cz>
10864 * cgraphunit.c (decide_is_function_needed): Honor
10865 -fkeep-inline-functions.
10867 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10869 * builtins.c (fold_builtin_modf): New.
10870 (fold_builtin_2): Use it.
10872 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
10874 * loop-iv.c (implies_p): Detect additional cases where A implies B.
10875 (determine_max_iter): Take additional LOOP arg; all callers changed.
10876 Lose broken logic dealing with PLUS. Try to limit the upper bound by
10877 one using simplifications.
10878 (simplify_using_initial_values): Return if the expression becomes
10879 invalid due to altered regs.
10881 2007-02-23 DJ Delorie <dj@redhat.com>
10883 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
10885 2007-02-23 Mike Stump <mrs@apple.com>
10887 * tlink.c (scan_linker_output): Parse linker messages from
10888 darwin9's linker better.
10890 2007-02-23 Steve Ellcey <sje@cup.hp.com>
10893 * varpool.c (varpool_assemble_pending_decls): Set
10894 varpool_last_needed_node to null.
10896 2007-02-23 DJ Delorie <dj@redhat.com>
10898 * config/i386/i386.c (ix86_data_alignment): Don't specify an
10899 alignment bigger than the object file can handle.
10901 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
10904 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
10905 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
10906 (*movsf_1): Penalize MMX moves.
10908 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
10910 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
10911 2^32-1 or more times unless flag_unsafe_loop_optimizations.
10913 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
10915 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10917 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
10918 (fold_builtin_1): Use them.
10919 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10920 BUILT_IN_SIGNIFICAND.
10922 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
10924 * config/i386/i386.c (bdesc_1arg): Initialize
10925 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
10926 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
10927 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
10928 and IX86_BUILTIN_MOVSLDUP.
10930 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
10932 PR rtl-optimization/30841
10933 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
10935 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10937 * builtins.c (fold_builtin_frexp): New.
10938 (fold_builtin_2): Use it.
10940 2007-02-22 Mark Mitchell <mark@codesourcery.com>
10942 * doc/invoke.texi (Spec Files): Document getenv spec function.
10944 * gcc.c (getenv_spec_function): New function.
10945 (static_spec_functions): Add it.
10946 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
10947 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
10950 2007-02-22 Michael Matz <matz@suse.de
10953 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
10954 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
10956 2007-02-22 Ian Lance Taylor <iant@google.com>
10959 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
10960 (mem_loc_descriptor): Call it.
10962 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
10963 Ira Rosen <irar@il.ibm.com>
10965 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
10967 2007-02-22 Ira Rosen <irar@il.ibm.com>
10969 PR tree-optimization/30843
10970 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
10971 stores only after all the group is vectorized.
10973 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
10975 PR tree-optimization/30858
10976 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
10977 in the reduction cycle have a single use in the loop.
10978 * tree-vectorizer.h (relevant): Add documentation.
10980 2007-02-20 Mike Stump <mrs@apple.com>
10982 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
10983 * configure: Regenerate.
10985 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10987 Change the defaults of some parameters and options.
10988 * config/spu/spu-protos.h (spu_optimization_options): Declare.
10989 * config/spu/spu.c (spu_optimization_options): Add.
10990 (spu_override_options): Change params in spu_optimization_options.
10991 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
10993 Register 127 is only 16 byte aligned when used as a frame pointer.
10994 * config/spu/spu-protos.h (spu_init_expanders): Declare.
10995 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
10996 HARD_FRAME_POINTER_REGNUM.
10997 (spu_legitimate_address): Use regno_aligned_for_reload.
10998 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
10999 aligned when frame_pointer_needed is true.
11000 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
11002 * config/spu/spu.h (INIT_EXPANDERS): Define.
11004 Make sure shift and rotate instructions have valid immediate operands.
11005 * config/spu/predicates.md (spu_shift_operand): Remove.
11006 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
11007 * config/spu/constraints.md (W, O): Extend range.
11008 * config/spu/spu.md (umask, nmask): Define.
11009 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
11010 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
11011 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
11012 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
11013 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
11014 (lshr<mode>3_reg): Fix rtl description.
11016 Make sure mulhisi immediate operands are valid.
11017 * config/spu/predicates.md (imm_K_operand): Add.
11018 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
11020 Generate constants using fsmbi and andi.
11021 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
11022 (print_operand, spu_split_immediate, classify_immediate,
11023 fsmbi_const_p): Handle IC_FSMBI2.
11025 Correctly handle a CONST_VECTOR containing symbols.
11026 * config/spu/spu.c (print_operand): Handle HIGH correctly.
11027 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
11028 (immediate_load_p): Allow symbols that use 2 instructions to create.
11029 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
11030 with symbols when flag_pic is set.
11031 (const_vector_immediate_p): New.
11032 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
11033 accept a CONST_VECTOR with symbols.
11034 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
11035 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
11037 * config/spu/spu.md (high, low): Delete.
11038 (low_<mode>): Define.
11040 Remove INTRmode and INTR_REGNUM, which didn't work.
11041 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
11043 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
11044 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
11045 peephole2 pattern): Don't use INTR or 131.
11046 (movintrcc): Delete.
11047 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
11048 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
11049 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
11050 (UNSPEC_SET_INTR): Add.
11051 * config/spu/spu-modes.def (INTR): Remove.
11053 More accurate warnings about run-time relocations.
11054 * config/spu/spu.c (reloc_diagnostic): Test in_section.
11056 Correctly warn about immediate arguments to specific intrinsics.
11057 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
11058 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
11059 the instruction predicate.
11061 Fix tree check errors with latest update.
11062 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
11064 (spu_expand_builtin): Use CALL_EXPR_FN.
11066 Add missing specific intrinsics.
11067 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
11069 * config/spu/spu_internals.h: Ditto.
11071 Fix incorrect operand modifiers.
11072 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
11073 * config/spu/spu.md (xor<mode>3): Change %S to %J.
11075 Optimize one case of zero_extend of a vec_select.
11076 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
11078 Accept any immediate for hbr.
11079 * config/spu/spu.md (hbr): Change s constraints to i.
11081 2007-02-21 Paul Brook <paul@codesourcery.com>
11083 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
11084 condexec_count when skipping USE and CLOBBER.
11086 2007-02-21 Nick Clifton <nickc@redhat.com>
11088 * common.opt (Warray-bounds): Add Warning attribute.
11089 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
11091 (fsized-zeroes): Add Optimization attribute.
11092 (fsplit-wide-types, ftree-scev-cprop): Likewise.
11093 * c.opt (Wc++0x-compat): Add Warning attribute.
11095 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
11097 PR middle-end/30761
11098 * reload1.c (eliminate_regs_in_insn): In the single_set special
11099 case, attempt to re-recognize the insn before falling back to
11100 having reload fix it up.
11102 2007-02-20 Eric Christopher <echristo@gmail.com>
11104 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
11105 Rewrite accordingly.
11106 (frv_read_iacc_argument): Ditto.
11107 (frv_expand_set_builtin): Take a call instead of arglist, update for
11109 (frv_expand_unop_builtin): Ditto.
11110 (frv_expand_binop_builtin): Ditto.
11111 (frv_expand_cut_builtin): Ditto.
11112 (frv_expand_binopimm_builtin): Ditto.
11113 (frv_expand_voidbinop_builtin): Ditto.
11114 (frv_expand_int_void2arg): Ditto.
11115 (frv_expand_prefetches): Ditto.
11116 (frv_expand_voidtriop_builtin): Ditto.
11117 (frv_expand_voidaccop_builtin): Ditto.
11118 (frv_expand_load_builtin): Ditto.
11119 (frv_expand_store_builtin): Ditto.
11120 (frv_expand_mdpackh_builtin): Ditto.
11121 (frv_expand_mclracc_builtin): Ditto.
11122 (frv_expand_mrdacc_builtin): Ditto.
11123 (frv_expand_mwtacc_builtin): Ditto.
11124 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
11127 2007-02-20 Janis Johnson <janis187@us.ibm.com>
11129 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
11130 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
11132 (HAVE_GAS_DFP): Check for assembler support of decimal floating
11133 point instructions.
11134 * configure: Regenerate.
11135 * config.in: Regenerate.
11136 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
11137 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
11138 masks to power6 and power6x and to POWERPC_MASKS.
11139 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11141 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
11142 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
11143 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11144 Access PROTOTYPE as variable, not mask.
11146 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11148 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
11149 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
11150 * combine.c (adjust_for_new_dest): Use it.
11151 * postreload.c (reload_combine): Likewise.
11153 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11155 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
11156 notes on an insn with multiple sets, even if single_set returns
11157 non-NULL for that insn.
11159 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11161 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
11162 scalbn and scalbln.
11164 2007-02-20 Geoffrey Keating <geoffk@apple.com>
11166 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
11167 if user didn't pass it.
11168 * config/i386/darwin.h (CC1_SPEC): Likewise.
11169 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
11170 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
11171 -mmacosx-version-min.
11173 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11174 Uros Bizjak <ubizjak@gmail.com>
11176 * optabs.h (enum optab_index): Add new OTI_scalb.
11177 (scalb_optab): Define corresponding macro.
11178 * optabs.c (init_optabs): Initialize scalb_optab.
11179 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
11181 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
11182 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
11183 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
11184 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
11185 flag_unsafe_math_optimizations is set.
11187 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
11188 to implement scalbf, scalb and scalbl built-ins as inline x87
11191 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11192 DJ Delorie <dj@redhat.com>
11195 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
11196 (diagnostic_report_diagnostic): ... here, and turn them into real
11197 errors. If warnings are inhibited, no need to do anything.
11199 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
11201 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
11202 better code generation.
11204 2007-02-20 Ben Elliston <bje@au.ibm.com>
11206 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
11208 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
11210 * config/alpha/alpha.c, config/alpha/alpha.md,
11211 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
11212 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
11213 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
11214 config/arm/lib1funcs.asm: Follow spelling conventions.
11216 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
11217 config/fr30/fr30.md, config/i386/i386.h,
11218 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11219 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
11220 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
11221 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
11222 config/rs6000/altivec.md, config/rs6000/rs6000.c,
11223 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
11224 config/sparc/sparc.c, config/sparc/sparc.h,
11225 config/sparc/sparc.md, config/spu/constraints.md,
11226 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
11229 2007-02-20 Alan Modra <amodra@bigpond.net.au>
11232 * varasm.c (use_blocks_for_decl_p): Return false for decls with
11235 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11237 * doc/invoke.texi (-ftree-lrs): Remove.
11239 2007-02-19 Diego Novillo <dnovillo@redhat.com>
11241 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
11244 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
11246 * config/ia64/ia64.c (ia64_expand_builtin): Use the
11247 new CALL_EXPR_FN macro for retrieving the function
11248 declaration of the input expression.
11250 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11252 * c.opt (Waddress): New.
11253 * common.opt (Walways-true): Delete.
11254 (Wstring-literal-comparison): Delete.
11255 * doc/invoke.texi (Warning Options): Delete -Walways-true and
11256 -Wstring-literal-comparison. Add -Waddress.
11258 (Walways-true): Delete.
11259 (Wstring-literal-comparison): Delete.
11260 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
11261 consistently instead of -Walways-true in example.
11262 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
11263 * c-typeck.c (parser_build_binary_op): Replace
11264 -Wstring-literal-comparison and -Walways-true with -Waddress.
11265 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
11268 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
11270 * tree-cfg.c (dump_function_to_file): Be prepared for functions
11271 without DECL_STRUCT_FUNCTION initialized.
11273 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
11275 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
11276 due to calls to functions taking pointers as parameters.
11278 2007-02-19 Richard Henderson <rth@redhat.com>
11281 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
11284 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
11286 * config/s390/s390.c (s390_call_saved_register_used,
11287 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
11288 accessed to the new scheme.
11290 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11292 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
11293 (cris_print_index, cris_print_operand, cris_print_operand_address)
11294 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
11295 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
11296 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
11297 GET_CODE () == xxx.
11298 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
11299 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
11300 GO_IF_LEGITIMATE_ADDRESS): Ditto.
11301 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
11302 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
11303 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
11304 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
11305 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
11306 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
11307 (uminsi3, call, call_value): Ditto.
11308 (define_split: indir_to_reg_split, unnamed): Ditto.
11310 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
11312 PR tree-optimization/30975
11313 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
11316 2007-02-18 Eric Christopher <echristo@gmail.com>
11318 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
11319 Remove use of arglist.
11320 (mips_expand_builtin): Remove use of arglist, pass in expr.
11321 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
11322 (mips_expand_builtin_movtf): Ditto.
11323 (mips_expand_builtin_compare): Ditto.
11325 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
11327 * tree-sra.c (sra_build_assignment): Replace assertion
11328 checking with a comment explaining why it can't be done.
11330 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
11332 PR middle-end/30833
11333 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
11334 during CALL_EXPR representation conversion.
11335 * tree-ssa-propagate.c (set_rhs): Likewise.
11337 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
11339 * tree-sra.c (sra_build_assignment): Disable assertion checking
11342 2007-02-18 Roger Sayle <roger@eyesopen.com>
11344 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
11345 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11346 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
11348 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
11349 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
11350 gimplify_init_ctor_eval_range, gimple_push_cleanup,
11351 gimplify_omp_for, gimplify_omp_atomic_pipeline,
11352 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
11353 force_gimple_operand): Likewise.
11354 * ipa-cp.c (constant_val_insert): Likewise.
11355 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
11356 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
11357 perfect_nestify): Likewise.
11358 * langhooks.c (lhd_omp_assignment): Likewise.
11359 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
11360 lower_copyprivate_clauses, lower_send_clauses,
11361 lower_send_shared_vars, expand_parallel_call,
11362 expand_omp_for_generic, expand_omp_for_static_nochunk,
11363 expand_omp_for_static_chunk, expand_omp_sections,
11364 lower_omp_single_copy, lower_omp_for_lastprivate,
11365 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
11366 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11367 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
11370 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11372 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
11373 config/sh/sh.md: Follow spelling conventions.
11375 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
11376 config/frv/predicates.md: Follow spelling conventions.
11378 * config/m68k/linux-unwind.h: Fix a comment typo.
11379 * target.h: Follow spelling conventions.
11381 2007-02-18 Roger Sayle <roger@eyesopen.com>
11383 PR rtl-optimization/28173
11384 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
11385 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
11386 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
11387 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
11388 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
11390 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11392 * builtins.c (fold_builtin_load_exponent): New.
11393 (fold_builtin_2): Use it.
11395 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
11397 PR rtl-optimization/30773
11398 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
11399 if we fail to attach a REG_EQUIV note.
11401 2007-02-18 David Edelsohn <edelsohn@gnu.org>
11402 Roger Sayle <roger@eyesopen.com>
11404 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
11406 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
11408 * calls.c (initialize_argument_information): Pass original EXP
11409 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
11410 code to split complex arguments here, as part of initializing the
11412 (expand_call): Remove code that builds a list of arguments and
11413 inserts implicit arguments into it. Instead, just count how many
11414 implicit arguments there will be so we can determine the size of
11415 the ARGS array, and let initialize_argument_information do the work.
11416 (split_complex_values): Delete unused function.
11418 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
11420 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
11422 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
11424 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
11425 for arg pointer based indexed addressing.
11427 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
11429 * config/ia64/ia64.h, config/ia64/ia64.md,
11430 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
11431 spelling conventions.
11433 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11435 * config/m68k/m68k.c (split_di): New.
11436 * config/m68k/m68k-protos.h: Declare split_di.
11437 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
11438 Improve predicate handling and split constant shifts.
11440 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11442 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
11443 parameter for register bitfield operations, general predicates
11446 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11448 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
11449 * config/m68k/linux-unwind.h: New file.
11451 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
11453 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
11454 config/i386/athlon.md, config/ia64/ia64.md,
11455 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
11456 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
11457 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
11458 tree-ssa-loop-niter.c, tree-vect-analyze.c,
11459 tree-vect-transform.c: Fix comment typos.
11461 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
11463 * sched-deps.c (find_insn_list): Remove.
11464 * sched-int.h: Remove the prototype for find_insn_list.
11466 2007-02-16 Geoffrey Keating <geoffk@apple.com>
11468 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
11470 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
11471 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
11472 darwin_rs6000_override_options.
11473 (C_COMMON_OVERRIDE_OPTIONS): Expect
11474 darwin_macosx_version_min to be non-NULL always.
11475 (TARGET_C99_FUNCTIONS): Likewise.
11476 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
11477 (DARWIN_MINVERSION_SPEC): New.
11478 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
11479 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
11481 (DARWIN_MINVERSION_SPEC): New.
11482 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
11484 * config/darwin-c.c (darwin_cpp_builtins): Expect
11485 darwin_macosx_version_min to be non-NULL always.
11487 * config/rs6000/rs6000.c: Clean up trailing whitespace.
11489 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
11491 * config/i386/i386.h (x86_use_xchgb): New.
11492 (TARGET_USE_XCHGB): New macro.
11493 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
11494 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
11495 Split after reload into bswaphi for shifts of 8.
11496 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
11497 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
11498 or when optimizing for size.
11500 2007-02-16 Richard Guenther <rguenther@suse.de>
11501 Christian Bruel <christian.bruel@st.com>
11503 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
11504 DECLs but prefer SSA_NAMEs over DECLs.
11506 2007-02-16 Richard Guenther <rguenther@suse.de>
11508 * tree-flow-inline.h (single_imm_use_p): Remove.
11509 (zero_imm_uses_p): Likewise.
11510 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
11511 instead of single_imm_use_p.
11512 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
11515 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11518 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
11519 nested double- and backquotes.
11521 2007-02-15 Roger Sayle <roger@eyesopen.com>
11523 PR middle-end/30391
11524 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
11525 should be unreachable.
11526 (build2_stat): Allow construction of MODIFY_EXPR at any time.
11527 For the time being redirect GIMPLE_MODIFY_STMT to the new
11528 (renamed) build_gimple_modify_stmt_stat.
11529 (build2_gimple_stat): Rename to...
11530 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
11531 Always build a GIMPLE_MODIFY_STMT node.
11532 * tree.h (build2_gimple, build2_gimple_stat): Delete.
11533 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
11536 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
11537 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
11538 * tree-complex.c (set_component_ssa_name, expand_complex_move,
11539 expand_complex_div_wide): Likewise.
11540 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
11541 * tree-ssa-loop-im.c (schedule_sm): Likewise.
11542 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
11543 * tree-ssa-loop-manip.c (create_iv): Likewise.
11544 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
11545 abs_replacement): Likewise.
11546 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
11547 realify_fake_stores): Likewise.
11549 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
11550 node rather than a GIMPLE_MODIFY_STMT node.
11551 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
11552 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
11554 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
11555 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
11556 GIMPLE_MODIFY_STMT.
11558 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11560 PR middle-end/30433
11561 * fold-const.c (fold_comparison): Add back the
11562 folding of constant complex comparisions.
11564 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11566 PR middle-end/30729
11567 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
11568 effects unknown to this function, return early.
11570 2007-02-15 Ian Lance Taylor <iant@google.com>
11572 * lower-subreg.c (move_eh_region_note): New static function.
11573 (resolve_simple_move): Call it.
11574 (decompose_multiword_subregs): Track blocks for which we resolve a
11575 simple move which is also a control flow insn. Pass them to
11576 find_many_sub_basic_blocks.
11577 (pass_lower_subreg): Add TODO_verify_flow.
11578 (pass_lower_subreg2): Likewise.
11580 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11581 Brooks Moses <brooks.moses@codesourcery.com>
11582 Lee Millward <lee.millward@codesourcery.com>
11584 * tree.h (enum tree_code_class): Add tcc_vl_exp.
11585 (VL_EXP_CLASS_P): New.
11586 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
11588 (TREE_OPERAND_CHECK_CODE): Likewise.
11589 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
11590 (TREE_RTL_OPERAND_CHECK): Likewise.
11591 (tree_operand_check_failed): Make second parameter the whole tree
11592 instead of its code. Fixed callers.
11593 (VL_EXP_CHECK): New.
11594 (TREE_OPERAND_LENGTH): New.
11595 (VL_EXP_OPERAND_LENGTH): New.
11596 (CALL_EXPR_FN): New.
11597 (CALL_EXPR_STATIC_CHAIN): New.
11598 (CALL_EXPR_ARGS): New.
11599 (CALL_EXPR_ARG): New.
11600 (call_expr_nargs): New.
11601 (CALL_EXPR_ARGP): New.
11602 (build_nt_call_list): Declare.
11603 (build_vl_exp_stat): Declare.
11604 (build_vl_exp): New.
11605 (build_call_list): Declare.
11606 (build_call_nary): Declare.
11607 (build_call_valist): Declare.
11608 (build_call_array): Declare.
11609 (call_expr_arg): Declare.
11610 (call_expr_argp): Declare.
11611 (call_expr_arglist): Declare.
11612 (fold_build_call_list): Declare.
11613 (fold_build_call_list_initializer): Declare.
11614 (fold_call_expr): Declare to replace fold_builtin.
11615 (fold_builtin_fputs): Update to agree with modified definition.
11616 (fold_builtin_strcpy): Likewise.
11617 (fold_builtin_strncpy): Likewise.
11618 (fold_builtin_memory_chk): Likewise.
11619 (fold_builtin_stxcpy_chk): Likewise.
11620 (fold_builtin_strncpy_chk): Likewise.
11621 (fold_builtin_next_arg): Likewise.
11622 (fold_build_call_expr): Declare.
11623 (fold_builtin_call_list): Declare.
11624 (fold_builtin_call_valist): Declare.
11625 (build_call_expr): Declare.
11626 (validate_arglist): Update to agree with modified definition.
11627 (tree_operand_length): New.
11628 (call_expr_arg_iterator): New.
11629 (init_call_expr_arg_iterator): New.
11630 (next_call_expr_arg): New.
11631 (first_call_expr_arg): New.
11632 (more_call_expr_args_p): New.
11633 (FOR_EACH_CALL_EXPR_ARG): New.
11635 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
11636 and tcc_gimple_stmt.
11637 (tree_code_size): Update documentation. Use sizeof (tree) rather
11638 than sizeof (char *).
11639 (tree_size): Likewise. Add case for tcc_vl_exp.
11640 (tree_node_structure): Add case for tcc_vl_exp.
11641 (contains_placeholder_p): Likewise.
11642 (substitute_in_expr): Likewise.
11643 (substitute_placeholder_in_expr): Likewise.
11644 (stabilize_reference_1): Likewise.
11645 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
11646 to diagnose breakage of this interface for constructing CALL_EXPRs.
11647 (build_nt): Add similar assertion here.
11648 (build_nt_call_list): New.
11649 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
11650 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
11652 (get_callee_fndecl): Use new CALL_EXPR accessors.
11653 (tree_operand_check_failed): Change parameters to pass entire node
11654 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
11655 (process_call_operands): New.
11656 (build_vl_exp_stat): New.
11657 (build_call_list): New.
11658 (build_call_nary): New.
11659 (build_call_valist): New.
11660 (build_call_array): New.
11661 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11662 (call_expr_arglist): New.
11664 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
11665 tcc_vl_exp instead of a fixed-size tcc_expression.
11667 * doc/c-tree.texi (CALL_EXPR): Document new representation and
11668 accessors for CALL_EXPRs.
11669 (AGGR_INIT_EXPR): Likewise.
11671 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11672 Brooks Moses <brooks.moses@codesourcery.com>
11673 Lee Millward <lee.millward@codesourcery.com>
11675 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
11676 (expand_builtin_nonlocal_goto): Change parameter to be entire
11677 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
11678 (expand_builtin_prefetch): Likewise.
11679 (expand_builtin_classify_type): Likewise.
11680 (mathfn_built_in): Return NULL_TREE instead of 0.
11681 (expand_errno_check): Use new CALL_EXPR accessors.
11682 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
11683 Return NULL_RTX instead of 0.
11684 (expand_builtin_mathfn_2): Likewise.
11685 (expand_builtin_mathfn_3): Likewise.
11686 (expand_builtin_interclass_mathfn): Likewise.
11687 (expand_builtin_sincos): Likewise.
11688 (expand_builtin_cexpi): Likewise.
11689 (expand_builtin_int_roundingfn): Likewise.
11690 (expand_builtin_int_roundingfn_2): Likewise.
11691 (expand_builtin_pow): Likewise.
11692 (expand_builtin_powi): Likewise.
11693 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
11694 of arglist, fixing callers appropriately. Use new CALL_EXPR
11695 accessors and constructors. Return NULL_RTX instead of 0.
11696 (expand_builtin_strstr): Likewise.
11697 (expand_builtin_strchr): Likewise.
11698 (expand_builtin_strrchr): Likewise.
11699 (expand_builtin_strpbrk): Likewise.
11700 (expand_builtin_memcpy): Likewise.
11701 (expand_builtin_mempcpy): Likewise.
11702 (expand_builtin_mempcpy_args): New.
11703 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
11704 (expand_builtin_memmove_args): New.
11705 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
11706 (expand_movstr): Likewise.
11707 (expand_builtin_strcpy): Likewise.
11708 (expand_builtin_strcpy_args): New.
11709 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
11710 (expand_builtin_strncpy): Likewise.
11711 (expand_builtin_memset): Likewise.
11712 (expand_builtin_memset_args): New.
11713 (expand_builtin_bzero): Similarly to expand_builtin_memset.
11714 (expand_builtin_memcmp): Likewise.
11715 (expand_builtin_strcmp): Likewise.
11716 (expand_builtin_strncmp): Likewise.
11717 (expand_builtin_strcat): Likewise.
11718 (expand_builtin_strncat): Likewise.
11719 (expand_builtin_strspn): Likewise.
11720 (expand_builtin_strcspn): Likewise.
11721 (expand_builtin_args_info): Likewise.
11722 (expand_builtin_va_start): Likewise.
11723 (gimplify_va_arg_expr): Likewise.
11724 (expand_builtin_va_end): Likewise.
11725 (expand_builtin_va_copy): Likewise.
11726 (expand_builtin_frame_address): Likewise.
11727 (expand_builtin_alloca): Likewise.
11728 (expand_builtin_bswap): Likewise.
11729 (expand_builtin_unop): Likewise.
11730 (expand_builtin_fputs): Likewise.
11731 (expand_builtin_expect): Likewise.
11732 (expand_builtin_fabs): Likewise.
11733 (expand_builtin_copysign): Likewise.
11734 (expand_builtin_printf): Likewise.
11735 (expand_builtin_fprintf): Likewise.
11736 (expand_builtin_sprintf): Likewise.
11737 (expand_builtin_init_trampoline): Likewise.
11738 (expand_builtin_signbit): Likewise.
11739 (expand_builtin_fork_or_exec): Likewise.
11740 (expand_builtin_sync_operation): Likewise.
11741 (expand_builtin_compare_and_swap): Likewise.
11742 (expand_builtin_lock_test_and_set): Likewise.
11743 (expand_builtin_lock_release): Likewise.
11744 (expand_builtin): Likewise.
11745 (builtin_mathfn_code): Likewise.
11747 (fold_builtin_constant_p): Pass call arguments individually instead
11748 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11749 accessors and constructors. Return NULL_TREE instead of 0.
11750 (fold_builtin_expect): Likewise.
11751 (fold_builtin_classify_type): Likewise.
11752 (fold_builtin_strlen): Likewise.
11753 (fold_builtin_nan): Likewise.
11754 (integer_valued_real_p): Likewise.
11755 (fold_trunc_transparent_mathfn): Likewise.
11756 (fold_fixed_mathfn): Likewise.
11757 (fold_builtin_cabs): Likewise.
11758 (fold_builtin_sqrt): Likewise.
11759 (fold_builtin_cbrt): Likewise.
11760 (fold_builtin_cos): Likewise.
11761 (fold_builtin_cosh): Likewise.
11762 (fold_builtin_tan): Likewise.
11763 (fold_builtin_sincos): Likewise.
11764 (fold_builtin_cexp): Likewise.
11765 (fold_builtin_trunc): Likewise.
11766 (fold_builtin_floor): Likewise.
11767 (fold_builtin_ceil): Likewise.
11768 (fold_builtin_round): Likewise.
11769 (fold_builtin_int_roundingfn): Likewise.
11770 (fold_builtin_bitop): Likewise.
11771 (fold_builtin_bswap): Likewise.
11772 (fold_builtin_logarithm): Likewise.
11773 (fold_builtin_hypot): Likewise.
11774 (fold_builtin_pow): Likewise.
11775 (fold_builtin_powi): Likewise.
11776 (fold_builtin_exponent): Likewise.
11777 (fold_builtin_memset): Likewise.
11778 (fold_builtin_bzero): Likewise.
11779 (fold_builtin_memory_op): Likewise.
11780 (fold_builtin_bcopy): Deleted; call site changed to invoke
11781 fold_builtin_memory_op directly.
11782 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
11783 (fold_builtin_strncpy): Likewise.
11784 (fold_builtin_memcmp): Likewise.
11785 (fold_builtin_strcmp): Likewise.
11786 (fold_builtin_strncmp): Likewise.
11787 (fold_builtin_signbit): Likewise.
11788 (fold_builtin_copysign): Likewise.
11789 (fold_builtin_isascii): Likewise.
11790 (fold_builtin_toascii): Likewise.
11791 (fold_builtin_isdigit): Likewise.
11792 (fold_builtin_fabs): Likewise.
11793 (fold_builtin_abs): Likewise.
11794 (fold_builtin_fmin_fmax): Likewise.
11795 (fold_builtin_carg): Likewise.
11796 (fold_builtin_classify): Likewise.
11797 (fold_builtin_unordered_cmp): Likewise.
11799 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
11800 New functions split out from fold_builtin_1.
11801 (fold_builtin_n): New.
11802 (fold_builtin_varargs): New.
11803 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
11805 (fold_call_expr): New.
11806 (build_function_call_expr): Rewrite to use new helper function.
11807 (fold_builtin_call_list): New.
11808 (build_call_expr): New.
11809 (fold_builtin_call_valist): New.
11810 (rewrite_call_expr): New.
11811 (validate_arg): New.
11812 (validate_arglist): Change parameter to be entire CALL_EXPR instead
11813 of an arglist. Change return type to bool. Use new CALL_EXPR
11816 (fold_builtin_strstr): Pass call arguments individually instead
11817 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11818 accessors and constructors. Return NULL_TREE instead of 0.
11819 (fold_builtin_strchr): Likewise.
11820 (fold_builtin_strrchr): Likewise.
11821 (fold_builtin_strpbrk): Likewise.
11822 (fold_builtin_strcat): Likewise.
11823 (fold_builtin_strncat): Likewise.
11824 (fold_builtin_strspn): Likewise.
11825 (fold_builtin_strcspn): Likewise.
11826 (fold_builtin_fputs): Likewise.
11827 (fold_builtin_next_arg): Likewise.
11828 (fold_builtin_sprintf): Likewise.
11830 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
11831 NULL_RTX instead of 0.
11832 (expand_builtin_memory_chk): Likewise.
11833 (maybe_emit_chk_warning): Likewise.
11834 (maybe_emit_sprintf_chk_warning): Likewise.
11836 (fold_builtin_object_size): Pass call arguments individually instead
11837 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11838 accessors and constructors. Return NULL_TREE instead of 0.
11839 (fold_builtin_memory_chk): Likewise.
11840 (fold_builtin_stxcpy_chk): Likewise.
11841 (fold_builtin_strncpy_chk): Likewise.
11842 (fold_builtin_strcat_chk): Likewise.
11843 (fold_builtin_strcat_chk): Likewise.
11844 (fold_builtin_strncat_chk): Likewise.
11845 (fold_builtin_sprintf_chk): Likewise.
11846 (fold_builtin_snprintf_chk): Likewise.
11847 (fold_builtin_printf): Likewise.
11848 (fold_builtin_vprintf): Likewise.
11850 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
11852 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
11853 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11854 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
11855 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
11856 (fold_unary): Likewise.
11857 (fold_binary): Likewise.
11858 (fold_ternary): Remove CALL_EXPR case, since they are no longer
11859 ternary expressions.
11860 (fold): Add logic for tcc_vl_exp.
11861 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
11862 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11863 (fold_build3_stat): Add assertion to flag broken interface for
11864 constructing CALL_EXPRs.
11865 (fold_build_call_list): New.
11866 (fold_build_call_list_initializer): New.
11867 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
11869 (fold_strip_sign_ops): Likewise.
11871 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11872 Brooks Moses <brooks.moses@codesourcery.com>
11873 Lee Millward <lee.millward@codesourcery.com>
11875 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
11876 accessors and dump arguments explicitly.
11878 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
11880 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
11882 (print_call_name): Use new CALL_EXPR accessors.
11884 * print-tree.c (print_node): Add case tcc_vl_exp. Print
11885 CALL_EXPR arguments explicitly instead of as a list. Use
11886 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11888 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
11889 (vrp_visit_stmt): Likewise.
11891 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
11892 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
11894 (force_move_till_expr): Likewise.
11896 * targhooks.c (default_external_stack_protect_fail): Use
11897 build_call_expr instead of build_function_call_expr.
11898 (default_hidden_stack_protect_fail): Likewise.
11900 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
11903 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
11904 and walk arguments explicitly.
11906 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
11907 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11908 (expand_simple_operations): Likewise.
11909 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
11911 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
11912 of TREE_CODE_LENGTH.
11913 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
11915 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
11916 instead of TREE_CODE_LENGTH.
11918 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
11919 (tree_ic_transform): Likewise.
11920 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
11921 parameter instead of arglist. Fix callers.
11922 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
11923 (tree_stringops_transform): Likewise.
11924 (tree_indirect_call_to_profile): Likewise.
11925 (tree_stringops_values_to_profile): Likewise.
11927 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
11928 (eliminate_tail_call): Likewise.
11930 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
11932 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
11933 Use TREE_OPERAND_LENGTH and generalize to handle any number of
11935 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
11937 * omp-low.c (build_omp_barrier): Use build_call_expr.
11938 (lower_rec_input_clauses): Likewise.
11939 (lower_reduction_clauses): Likewise.
11940 (expand_parallel_call): Likewise.
11941 (maybe_catch_exception): Likewise.
11942 (expand_omp_for_generic): Likewise.
11943 (expand_omp_for_static_nochunk): Likewise.
11944 (expand_omp_sections): Likewise.
11945 (lower_omp_single_simple): Likewise.
11946 (lower_omp_single_copy): Likewise.
11947 (lower_omp_master): Likewise.
11948 (lower_omp_ordered): Likewise.
11949 (lower_omp_critical): Likewise.
11951 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
11952 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
11954 * tree-gimple.c (is_gimple_call_addr): Fix doc.
11955 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
11956 TREE_CODE_LENGTH. Add tcc_vl_exp case.
11958 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
11959 and generalize to handle any number of operands.
11960 (chrec_contains_undetermined): Likewise.
11961 (tree_contains_chrecs): Likewise.
11962 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
11964 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
11966 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
11967 fold_call_expr instead of fold_builtin.
11968 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
11969 match declarations there.
11970 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
11973 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
11974 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11976 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
11977 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
11979 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
11982 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
11983 (execute_cse_sincos): Use new CALL_EXPR accessors.
11985 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
11987 * gimple-low.c (lower_function_body): Use build_call_expr.
11988 (lower_builtin_setjmp): Likewise.
11990 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
11991 (set_storage_via_libcall): Likewise.
11992 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
11993 instead of TREE_CODE_LENGTH.
11994 (expand_expr_real_1): Use new CALL_EXPR accessors.
11996 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
11997 generalize to handle any number of operands.
11998 (TB_parent_eq): Likewise.
12000 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
12001 (strip_builtin_expect): Likewise.
12003 * function.c (gimplify_parameters): Use build_call_expr.
12005 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
12006 instead of TREE_CODE_LENGTH.
12008 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
12009 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
12011 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
12014 * gimplify.c (build_stack_save_restore): Use build_call_expr.
12015 (gimplify_decl_expr): Likewise.
12016 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
12017 Use new CALL_EXPR iterators.
12018 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
12019 (gimplify_modify_expr_to_memset): Likewise.
12020 (gimplify_variable_sized_compare): Likewise.
12021 (gimplify_omp_atomic_fetch_op): Likewise.
12022 (gimplify_omp_atomic_pipeline): Likewise.
12023 (gimplify_omp_atomic_mutex): Likewise.
12024 (gimplify_function_tree): Likewise.
12026 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
12027 (call_expr_flags): Likewise.
12028 (expand_call): Likewise.
12030 * except.c (expand_builtin_eh_return_data_regno): Pass entire
12031 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12034 * coverage.c (create_coverage): Use build_call_expr.
12036 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
12037 (temp_call_expr_obstack): New.
12038 (pool_copy_list): Delete.
12039 (temp_copy_call_expr): New.
12040 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
12041 CALL_EXPR accessors. Get rid of special goo for copying argument
12042 lists and use temp_copy_call_expr instead.
12043 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
12044 CALL_EXPR accessors.
12045 (create_expression_by_pieces): Likewise. Use build_call_array
12046 to construct the result instead of fold_build3.
12047 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
12048 dealing with argument lists.
12049 (init_pre): Remove references to expression_node_pool and
12050 list_node_pool. Init temp_call_expr_obstack instead.
12051 (fini_pre): Remove references to expression_node_pool and
12054 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
12055 and walk arguments explicitly instead of as a list.
12057 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
12058 (mx_register_decls): Likewise.
12059 (mudflap_register_call): Likewise.
12060 (mudflap_finish_file): Likewise.
12062 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
12063 (ipa_callsite_compute_param): Likewise.
12065 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
12066 accessors and constructor.
12068 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
12069 accessors and constructor.
12070 (convert_tramp_reference): Likewise.
12071 (convert_call_expr): Likewise.
12072 (finalize_nesting_tree_1): Likewise.
12074 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
12077 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
12079 * tree-inline.c (initialize_inlined_parameters): Pass entire
12080 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12082 (estimate_num_insns_1): Use new CALL_EXPR accessors.
12083 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
12085 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
12086 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12087 (vectorizable_reduction): Likewise.
12088 (vectorizable_call): Use new CALL_EXPR iterators.
12089 (vectorizable_conversion): Use build_call_expr.
12090 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
12091 (vect_gen_widened_results_half): Use build_call_expr.
12092 (vect_setup_realignment): Likewise.
12093 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
12095 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
12096 (pass_through_call): Likewise.
12097 (compute_object_sizes): Likewise. Use fold_call_expr instead of
12100 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
12101 (tree_gen_pow2_profiler): Likewise.
12102 (tree_gen_one_value_profiler): Likewise.
12103 (tree_gen_ic_func_profiler): Likewise.
12104 (tree_gen_average_profiler): Likewise.
12105 (tree_gen_ior_profiler): Likewise.
12107 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
12108 (find_func_aliases): Use new CALL_EXPR accessors. Add case
12109 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12111 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
12112 of TREE_CODE_LENGTH.
12114 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
12115 of TREE_CODE_LENGTH.
12117 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
12119 (convert_to_integer): Likewise.
12121 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
12124 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12125 Brooks Moses <brooks.moses@codesourcery.com>
12126 Lee Millward <lee.millward@codesourcery.com>
12128 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
12130 * config/frv/frv.c (frv_expand_builtin): Likewise.
12131 * config/s390/s390.c (s390_expand_builtin): Likewise.
12133 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
12134 (sparc_expand_builtin): Use new CALL_EXPR accessors.
12136 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
12137 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
12138 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
12139 (ix86_expand_store_builtin): Likewise.
12140 (ix86_expand_unop_builtin): Likewise.
12141 (ix86_expand_unop1_builtin): Likewise.
12142 (ix86_expand_sse_compare): Likewise.
12143 (ix86_expand_sse_comi): Likewise.
12144 (ix86_expand_vec_init_builtin): Likewise.
12145 (ix86_expand_vec_ext_builtin): Likewise.
12146 (ix86_expand_vec_set_builtin): Likewise.
12147 (ix86_expand_builtin): Use new CALL_EXPR accessors.
12149 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
12150 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
12152 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
12153 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12154 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
12156 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
12158 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12159 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
12160 arglist. Use new CALL_EXPR accessors. Fix callers.
12161 (altivec_expand_abs_builtin): Likewise.
12162 (rs6000_expand_binop_builtin): Likewise.
12163 (altivec_expand_predicate_builtin): Likewise.
12164 (altivec_expand_lv_builtin): Likewise.
12165 (spe_expand_stv_builtin): Likewise.
12166 (altivec_expand_stv_builtin): Likewise.
12167 (rs6000_expand_ternop_builtin): Likewise.
12168 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
12169 (altivec_expand_st_builtin): Likewise.
12170 (altivec_expand_dst_builtin): Likewise.
12171 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
12172 arglist. Use new CALL_EXPR accessors. Fix callers.
12173 (altivec_expand_vec_set_builtin): Likewise.
12174 (altivec_expand_vec_ext_builtin): Likewise.
12175 (altivec_expand_builtin): Use new CALL_EXPR accessors.
12176 (spe_expand_builtin): Likewise.
12177 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
12178 arglist. Use new CALL_EXPR accessors. Fix callers.
12179 (spe_expand_evsel_builtin): Likewise.
12180 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
12181 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
12183 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
12184 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12185 (arm_expand_unop_builtin): Likewise.
12186 (arm_expand_builtin): Use new CALL_EXPR accessors.
12188 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
12191 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
12192 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12193 (bfin_expand_unop_builtin): Likewise.
12194 (bfin_expand_builtin): Use new CALL_EXPR accessors.
12196 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12197 Brooks Moses <brooks.moses@codesourcery.com>
12198 Lee Millward <lee.millward@codesourcery.com>
12200 * c-semantics.c (build_stmt): Add internal diagnostic check.
12202 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
12203 accessors. Print arguments explicitly instead of as a list.
12205 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
12207 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
12208 (c_finish_omp_flish): Likewise.
12210 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
12211 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
12212 instead of TREE_CODE_LENGTH.
12213 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
12214 (c_warn_unused_result): Likewise.
12216 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12219 * doc/invoke.texi (Warning Options): Remove
12220 -Werror-implicit-function-declaration.
12221 (Wimplicit-function-declaration): Update description.
12222 * opts.c (common_handle_option): Move handling of -Werror=* to...
12223 (enable_warning_as_error): ...here.
12224 * opts.h (enable_warning_as_error): Declare.
12225 * c-decl.c (implicit_decl_warning): Unless
12226 -Wno-implicit-function-declaration is given, emit a pedwarn if
12227 -std=c99 or emit a warning if -Wimplicit-function-declaration.
12228 * c.opt (Wimplicit-function-declaration): Replace
12229 mesg_implicit_function_declaration with
12230 warn_implicit_function_declaration.
12231 * c-opts.c (c_common_handle_option):
12232 -Werror-implicit-function-declaration is exactly equal as
12233 -Werror=implicit-function-declaration.
12234 (set_Wimplicit): Replace mesg_implicit_function_declaration with
12235 warn_implicit_function_declaration.
12236 (c_common_post_options): -Wimplict-function-declaration is enabled
12237 by default by -std=c99, otherwise is disabled by default.
12238 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
12240 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
12242 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
12243 DECL on the rhs to a DECL on the lhs for debug info purposes if the
12244 former is ignored but not the latter.
12246 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
12248 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
12249 is made and the reference doesn't use the alias set of its type,
12250 do not create the temporary using that type.
12252 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
12254 * jump.c: Remove prototypes for delete_computation and
12255 delete_prior_computation.
12257 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
12259 * jump.c (get_label_after): Delete.
12260 (get_label_before, delete_computation, delete_jump,
12261 delete_prior_computation, follow_jumps): Move...
12262 * reorg.c (delete_computation, delete_prior_computation): ... here...
12263 (get_label_before, delete_jump): ... making these static ...
12264 (follow_jumps): ... and simplifying this since it only runs after
12266 * rtl.h (get_label_after, get_label_before, delete_jump,
12267 follow_jumps): Delete prototypes.
12269 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
12271 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
12273 2007-02-15 Nick Clifton <nickc@redhat.com>
12275 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
12276 order to prevent it from being munged by the target.
12278 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
12280 * config/i386/i386.md: Remove misleading comment.
12282 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12284 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
12285 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
12288 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12290 * tree-sra.c (instantiate_missing_elements): Canonicalize
12292 (sra_build_assignment): New.
12293 (generate_copy_inout, generate_element_copy,
12294 generate_element_zero, generate_one_element_init): Use it.
12296 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12298 * tree-sra.c (instantiate_missing_elements): Canonicalize
12300 (sra_build_assignment): New.
12301 (generate_copy_inout, generate_element_copy,
12302 generate_element_zero, generate_one_element_init): Use it.
12304 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12306 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
12309 2007-02-14 Joseph Myers <joseph@codesourcery.com>
12311 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
12312 types as aggregates not scalars.
12313 * function.c (assign_stack_temp_for_type): Likewise.
12315 2007-02-14 Roger Sayle <roger@eyesopen.com>
12316 Zdenek Dvorak <dvorakz@suse.cz>
12318 * tree-dump.c (dump_switch_p_1): Require exact match of the option
12321 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
12323 * passes.c (next_pass_1): Clear the next field of the copied
12326 2007-02-14 Richard Henderson <rth@redhat.com>
12328 * tree-sra.c (early_sra): New.
12329 (decl_can_be_decomposed_p): Deny va_list if early_sra.
12330 (tree_sra_early, pass_sra_early): New.
12331 * tree-pass.h (pass_sra_early): Declare.
12332 * passes.c (init_optimization_passes): Use it.
12334 2007-02-14 Richard Guenther <rguenther@suse.de>
12336 * flags.h (issue_strict_overflow_warning): Convert to a macro.
12338 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
12340 PR tree-optimization/30771
12341 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
12343 (vect_analyze_operations): Induction phis can now be marked as
12345 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
12346 Update documentation accordingly.
12348 2007-02-14 Nick Clifton <nickc@redhat.com>
12350 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
12351 most 3 arguments are supported.
12352 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
12354 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
12356 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
12357 Ensure dst->current is valid.
12359 2007-02-13 Paul Brook <paul@codesourcery.com>
12361 * config.gcc: Add arm*-*-uclinux-*eabi.
12362 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
12363 (SUBTARGET_EXTRA_LINK_SPEC): Define.
12364 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
12365 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
12366 (LINK_SPEC): Define.
12367 (LIB_SPEC): Define.
12368 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
12370 * config/arm/uclinux-eabi.h: New file.
12371 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
12372 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
12375 2007-02-13 Ian Lance Taylor <iant@google.com>
12377 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
12378 * flags.h (warn_strict_overflow): Declare.
12379 (enum warn_strict_overflow_code): Define.
12380 (issue_strict_overflow_warning): New static inline function.
12381 * opts.c (warn_strict_overflow): New variable.
12382 (common_handle_option): Handle OPT_Wstrict_overflow and
12383 OPT_Wstrict_overflow_.
12384 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
12386 * fold-const.c: Include intl.h.
12387 (fold_deferring_overflow_warnings): New static variable.
12388 (fold_deferred_overflow_warning): New static variable.
12389 (fold_deferred_overflow_code): New static variable.
12390 (fold_defer_overflow_warnings): New function.
12391 (fold_undefer_overflow_warnings): New function.
12392 (fold_undefer_and_ignore_overflow_warnings): New function.
12393 (fold_deferring_overflow_warnings_p): New function.
12394 (fold_overflow_warning): New static function.
12395 (make_range): Add strict_overflow_p parameter. Change all
12397 (extract_muldiv, extract_muldiv_1): Likewise.
12398 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
12399 tree_expr_nonnegative_p.
12400 (fold_negate_expr): Call fold_overflow_warning.
12401 (fold_range_test): Likewise.
12402 (fold_comparison): Likewise.
12403 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
12404 instead of tree_expr_nonnegative_p.
12405 (tree_expr_nonnegative_warnv_p): Rename from
12406 tree_expr_nonnegative_p, add strict_overflow_p parameter.
12407 (tree_expr_nonnegative_p): New function.
12408 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
12409 strict_overflow_p parameter.
12410 (tree_expr_nonzero_p): New function.
12411 * passes.c (verify_interpass_invariants): New static function.
12412 (execute_one_pass): Call it.
12413 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
12415 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
12416 (estimate_numbers_of_iterations): Likewise.
12417 (scev_probably_wraps_p): Likewise.
12418 * tree-ssa-ccp.c: Include "toplev.h".
12419 (evaluate_stmt): Defer fold overflow warnings until we know we are
12421 (struct fold_stmt_r_data): Add stmt field.
12422 (fold_stmt_r): Defer fold overflow warnings until we know we
12424 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
12425 (fold_stmt_inplace): Likewise.
12426 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
12427 (cleanup_control_expr_graph): Defer fold overflow warnings until
12428 we know we are going to optimize.
12429 * tree-cfg.c (fold_cond_expr_cond): Likewise.
12430 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
12432 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12433 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
12434 * tree-ssa-loop-manip.c (create_iv): Likewise.
12435 * c-typeck.c (build_conditional_expr): Likewise.
12436 (build_binary_op): Likewise.
12437 * tree-vrp.c (vrp_expr_computes_nonzero): Call
12438 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
12439 (extract_range_from_unary_expr): Likewise.
12440 * simplify-rtx.c (simplify_const_relational_operation): Warn when
12441 assuming that signed overflow does not occur.
12442 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
12443 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
12444 (fold_defer_overflow_warnings): Declare.
12445 (fold_undefer_overflow_warnings): Declare.
12446 (fold_undefer_and_ignore_overflow_warnings): Declare.
12447 (fold_deferring_overflow_warnings_p): Declare.
12448 (tree_expr_nonzero_warnv_p): Declare.
12449 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
12450 of warning options.
12451 (Warning Options): Document -Wstrict-overflow.
12452 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
12453 (tree-ssa-ccp.o): Likewise.
12454 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
12455 (fold-const.o): Depend on intl.h.
12457 2007-02-13 Ian Lance Taylor <iant@google.com>
12459 PR middle-end/30751
12460 * lower-subreg.c (resolve_simple_move): Decompose subregs in
12463 2007-02-13 Stuart Hastings <stuart@apple.com>
12465 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
12467 2007-02-13 Richard Henderson <rth@redhat.com>
12469 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
12470 handled_component_p before looking for the indirect_ref.
12472 2007-02-13 Richard Henderson <rth@redhat.com>
12474 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
12475 remove flags clobber.
12476 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
12477 (bswaphi_lowpart): New.
12478 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
12479 remove TARGET_BSWAP test. Delete expander of the same name.
12481 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
12482 (expand_unop): Use them.
12484 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
12486 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
12487 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
12488 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
12489 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
12490 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
12491 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
12492 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
12493 assembler dialect choice from asm templates.
12495 2007-02-12 Richard Henderson <rth@redhat.com>
12497 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
12498 (fixuns_trunc<SSEMODEF>si2): Use it.
12499 * config/i386/sse.md (vec_setv4sf_0): Export.
12500 * config/i386/i386.c (ix86_build_const_vector): Export.
12501 (ix86_split_convert_uns_si_sse): Rename from
12502 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
12503 * config/i386/i386-protos.h: Update.
12505 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12508 * c-typeck.c (c_finish_return): Improve warning message.
12510 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12512 * alias.c (find_symbolic_term): Delete unused function.
12514 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
12516 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
12517 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
12518 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
12520 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12522 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
12523 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
12524 the function, temporarily point the debug interface to the null one.
12526 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12528 * dwarf2out.c (round_up_to_align): New static function.
12529 (field_byte_offset): Use it to round the offset.
12531 2007-02-12 Richard Henderson <rth@redhat.com>
12533 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
12534 (inswl_const): Export.
12536 2007-02-12 Richard Henderson <rth@redhat.com>
12538 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
12539 result mode of the libcall, convert back to outmode.
12541 2007-02-12 Roger Sayle <roger@eyesopen.com>
12543 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
12544 (bswapdi2): New define_expand to implement 32-bit implementation.
12546 2007-02-12 Nick Clifton <nickc@redhat.com>
12548 * doc/invoke.texi (Overall Options): Document --help=.
12549 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
12550 (cc1_options): Pass --help= on to cc1.
12551 (display_help): Add description of --help=.
12552 (process_command): Add code to handle --help=. Allow translated
12553 --help and --target-help switches to be passed on to compiler
12555 (main): Remove unused if statement.
12556 * opts.c (columns): Remove.
12557 (LEFT_COLUMN): Define.
12558 (wrap_help): Add columns argument.
12559 (print_filtered_help): Change parameters to be an include bitmask,
12560 an exclude bitmask, an any bitmask and the column width. Move the
12561 code to display the params list here. Add code to display the
12562 status of options rather than their descriptions if the quiet flag
12564 (print_specific_help): Change parameters to be an include bitmask,
12565 an exclude bitmask and an any bitmask. Move code to look up the
12566 column width here. Decide upon the title for an options listing.
12567 (common_handle_options): Add code to handle --help=. Adapt code
12568 for --help and --target-help to use the revised form of the
12569 print_specific_help function.
12570 (print_help): Delete.
12571 (print_param_help): Delete.
12572 (print_switch): Delete.
12573 * opts.h (cl_lang_count): Add prototype.
12574 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
12575 CL_MAX_OPTION_CLASS): New defines.
12576 * optc-gen.awk: Add construction of cl_lang_count.
12577 * c.opt: Add Warning attribute to warning options and Optimization
12578 attribute to optimization options.
12579 * common.opt: Likewise.
12581 Add -fhelp and -ftarget-help as aliases for the transformed --help
12582 and --target-help options.
12583 * opt-functions.awk: Add code to handle Warning and Optimization
12586 2007-02-12 Richard Henderson <rth@redhat.com>
12588 * config/alpha/constraints.md: New file.
12589 * config/alpha/alpha.c: Include tm-constrs.h.
12590 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
12591 alpha_extra_constraint): Remove.
12592 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
12593 * config/alpha/alpha-protos.h: Update.
12594 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
12595 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
12596 (EXTRA_CONSTRAINT): Remove.
12597 * config/alpha/alpha.md: Include constraints.md.
12598 (adddi splitter): Use satisfies_constraint_*.
12599 * config/alpha/predicates.md (add_operand): Likewise.
12600 (sext_add_operand, addition_operation): Likewise.
12602 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
12604 PR tree-optimization/29145
12605 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
12606 in our handling of restrict qualified pointers.
12608 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12611 * doc/invoke.texi (Wunused-value): Update description.
12612 (Wextra): Delete item.
12613 * opts.c (set_Wextra): Don't use the value of Wextra to set the
12614 value of Wunused-value.
12615 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
12616 (c_finish_stmt_expr): Don't check extra_warnings.
12617 (emit_side_effect_warnings): The caller is responsible to check
12620 2007-02-11 Roger Sayle <roger@eyesopen.com>
12621 Matt Thomas <matt@3am-software.com>
12623 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
12625 2007-02-11 Roger Sayle <roger@eyesopen.com>
12627 * simplify-rtx.c (simplify_relational_operation_1): Optimize
12628 comparisons of POPCOUNT against zero.
12629 (simplify_const_relational_operation): Likewise.
12631 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12633 * doc/invoke.texi (Wextra): Delete outdated paragraph.
12635 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12637 * dwarf2out.c (root_type): Delete unused function.
12639 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12641 * genattrtab.c (contained_in_p): Delete unused function.
12642 (write_expr_attr_cache): Likewise.
12644 2007-02-11 Jan Hubicka <jh@suse.cz>
12646 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
12649 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
12651 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
12652 to add the REG_EQ* note.
12653 * see.c (see_merge_one_use_extension): Likewise.
12654 * local-alloc.c (update_equiv_regs): Likewise. Also don't
12655 turn REG_EQUAL notes into REG_EQUIV notes if the target
12656 register may have more than one set.
12657 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
12658 * gcse.c (try_replace_reg): Likewise.
12659 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
12660 * calls.c (fixup_tail_calls): Likewise. Abort if there is
12661 more than one REG_EQUIV note.
12662 * reload1.c (gen_reload): Use set_unique_reg_note.
12664 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
12666 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
12667 (ix86_builtin_conversion): New function.
12669 2007-02-06 Mark Mitchell <mark@codesourcery.com>
12672 * tree.h (DECL_REPLACEABLE_P): New macro.
12673 * except.c (set_nothrow_function_flags): Likewise.
12675 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
12676 Ira Rosen <irar@il.ibm.com>
12677 Dorit Nuzman <dorit@il.ibm.com>
12679 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
12680 * targhooks.c (default_builtin_vectorized_conversion): New.
12681 * targhooks.h (default_builtin_vectorized_function): New declaration.
12682 * target.h (struct vectorize): Add builtin_conversion field.
12683 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
12684 stmt_vec_info_type value.
12685 (vectorizable_conversion): New declaration.
12686 * tree-vect-analyze.c (vect_analyze_operations): Add
12687 vectorizable_conversion call.
12688 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
12689 * tree-vect-transform.c (vectorizable_conversion): New function.
12690 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
12691 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
12693 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
12694 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
12695 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
12696 or ALTIVEC_BUILTIN_VCFSX.
12698 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12701 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
12702 CONST_DOUBLE and operand 0 is a hard register.
12703 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
12704 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
12705 is a hard floating-point register.
12707 2007-02-10 Richard Henderson <rth@redhat.com>
12708 Jakub Jelinek <jakub@redhat.com>
12709 Alexandre Oliva <aoliva@redhat.com>
12711 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
12712 * builtin-types.def (BT_WORD): Make unsigned.
12713 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
12714 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
12715 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
12716 * c-decl.c (grokdeclarator): Don't error if !have_tls.
12717 * c-parser.c (c_parser_omp_threadprivate): Likewise.
12718 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
12720 * expr.c (emutls_var_address): New.
12721 (expand_expr_real_1): Expand emulated tls.
12722 (expand_expr_addr_expr_1): Likewise.
12723 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
12724 * output.h (emutls_finish): Declare.
12725 * toplev.c (compile_file): Call it.
12726 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
12727 address before wrapping in CONST.
12728 * varasm.c (emutls_htab, emutls_object_type): New.
12729 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
12730 (get_emutls_object_name, get_emutls_object_type): New.
12731 (get_emutls_init_templ_addr, emutls_decl): New.
12732 (emutls_common_1, emutls_finish): New.
12733 (assemble_variable): When emulating tls, swap decls; generate
12734 constructor for the emutls objects.
12735 (do_assemble_alias): When emulating tls, swap decl and target name.
12736 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
12738 * varpool.c (decide_is_variable_needed): Look at force_output.
12739 Recurse for emulated tls.
12740 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
12741 with decide_is_variable_needed.
12742 * emutls.c: New file.
12743 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
12744 tls_object for real tls.
12746 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
12748 PR rtl-optimization/29599
12749 * reload1.c (eliminate_regs_in_insn): Take the destination
12750 mode into account when computing the offset.
12752 2007-02-09 Stuart Hastings <stuart@apple.com>
12753 Richard Henderson <rth@redhat.com>
12755 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12756 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12757 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
12758 fixuns_truncdfhi2): New.
12759 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
12760 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
12761 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
12762 (floatunssidf2): Allow nonimmediate source.
12763 * config/i386/sse.md (movdi_to_sse): New.
12764 (vec_concatv2di): Drop '*'.
12765 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
12766 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12767 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
12769 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
12770 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12771 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
12772 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
12773 (ix86_build_signbit_mask): Fix decl of v, refactor to call
12774 ix86_build_const_vector.
12775 (x86_emit_floatuns): Rewrite.
12777 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12779 * genautomata.c (longest_path_length): Delete unused function.
12780 (struct state): Delete unused longest_path_length.
12781 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
12782 (get_free_state): Delete unused.
12784 2007-02-09 Jan Hubicka <jh@suse.cz>
12786 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
12787 * doc/invoke.texi (inline-unit-growth): Update default value.
12789 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
12790 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
12791 (rebuild_cgraph_edges): Likewise.
12792 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
12793 (dump_cgraph_node): Dump frequencies.
12794 (cgraph_clone_edge): Add frequency scales.
12795 (cgraph_clone_node): Add freuqnecy.
12796 * cgraph.h (cgraph_edge): Add freuqnecy argument.
12797 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
12798 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
12799 * tree-pass.h (TODO_rebuild_frequencies): New constant.
12800 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
12801 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
12802 (save_inline_function_body): Likewise.
12803 * ipa-inline.c: inluce rtl.h
12804 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
12805 (cgraph_edge_badness): Use frequencies.
12806 (cgraph_decide_recursive_inlining): Update clonning.
12807 (cgraph_decide_inlining_of_small_function): Dump frequency.
12808 * predict.c (estimate_bb_frequencies): Export.
12809 * predict.h (estimate_bb_frequencies): Declare.
12810 * tree-inline.c (copy_bb): Watch overflows.
12811 (expand_call_inline): Update call of cgraph_create_edge.
12812 (optimize_inline_calls): Use TODO flags to update frequnecies.
12813 * passes.h: Include predict.h
12814 (init_optimization_passes): Move profile ahead.
12815 (execute_function_todo): Handle TODO_rebuild_frequencies.
12817 2007-02-09 Roger Sayle <roger@eyesopen.com>
12819 * config/alpha/alpha.c (emit_insxl): Force the first operand of
12820 the insbl or inswl pattern into a register.
12822 2007-02-09 Roger Sayle <roger@eyesopen.com>
12824 * config/ia64/ia64.md (bswapdi2): New define_insn.
12826 2007-02-09 Richard Henderson <rth@redhat.com>
12828 * config/i386/constraints.md (Ym): New constraint.
12829 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
12830 (movdi_1_rex64): Split sse and xmm general register moves from
12831 memory move alternatives. Use conditional register constraints.
12832 (movsf_1, movdf_integer): Likewise.
12833 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
12834 (movdf_integer_rex64): New.
12835 (pushsf_rex64): Fix output constraints.
12836 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
12837 (sse2_stored): Likewise.
12838 (sse2_storeq_rex64): New.
12839 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
12840 amd and not generic.
12841 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
12842 for optimize_size. Remove SF/DFmode hack.
12844 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12846 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
12849 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
12850 Richard Sandiford <richard@codesourcery.com>
12852 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
12853 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
12854 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
12855 m68k/t-mlib to tmake_file.
12856 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
12857 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
12858 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
12859 Allow it to be cf or m68k. Set m68k_arch_family. If that
12860 variable is not empty, add t-$m68k_arch_family to tmake_file.
12861 Add t-mlibs to tmake_file.
12862 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
12863 * config/m68k/t-cf: New file.
12864 * config/m68k/t-m68k: Likewise.
12865 * config/m68k/t-mlibs: Likewise.
12866 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12867 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12868 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12869 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12870 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
12872 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
12873 (INSTALL_LIBGCC): Delete.
12874 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12875 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12876 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12877 (M68K_MLIB_CPU): Define.
12878 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12879 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12880 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
12882 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
12883 Richard Guenther <rguenther@suse.de>
12885 PR middle-end/23361
12886 * fold-const.c (fold_comparison): Handle obfuscated comparisons
12887 against INT_MIN/INT_MAX.
12888 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
12889 file if a loop is removed.
12891 2007-02-09 Joseph Myers <joseph@codesourcery.com>
12893 * calls.c (store_one_arg): Pass correct alignment to
12894 emit_push_insn for non-BLKmode values.
12895 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
12896 unaligned stack slot via a suitably aligned slot.
12898 2007-02-08 DJ Delorie <dj@redhat.com>
12900 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
12902 (legal_subregs): Use unsigned char, make const.
12903 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
12905 2007-02-08 Paul Brook <paul@codesourcery.com>
12907 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
12908 special interworking needed.
12910 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
12912 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
12913 conditional to __SSE2__.
12914 (Entries below should have been added to first ChangeLog
12915 entry for amdfam10 dated 2007-02-05)
12916 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
12918 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
12920 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
12923 2007-02-08 DJ Delorie <dj@redhat.com>
12925 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
12926 * config/m32c/m32c.c (legal_subregs): New.
12927 (m32c_illegal_subreg_p): New.
12928 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
12929 unsupported subregs of hard regs.
12931 2007-02-08 Jan Hubicka <jh@suse.cz>
12933 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
12934 the same one; always update histograms.
12936 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12938 * passes.c (init_optimization_passes): Tidy comment.
12940 2007-02-08 Roger Sayle <roger@eyesopen.com>
12942 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
12943 strip zero_extend, bswap and rotates from POCOUNT's argument.
12944 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
12945 zero_extend and rotates from PARITY's argument.
12946 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
12947 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
12948 of an integer constant at compile-time.
12950 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12953 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
12955 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
12958 * tree-ssa-live.c (remove_unused_locals): Do not remove
12959 TREE_ADDRESSABLE variables.
12960 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
12961 * tree-ssa-operands.c (add_virtual_operand): Remove argument
12962 FOR_CLOBBER. Update all users.
12963 If VAR has an associated alias set, add a virtual operand for
12964 it if no alias is found to conflict with the memory reference.
12966 2007-02-07 Jan Hubicka <jh@suse.cz>
12967 Robert Kidd <rkidd@crhc.uiuc.edu>
12969 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
12971 2007-02-07 Ian Lance Taylor <iant@google.com>
12973 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
12975 2007-02-07 Roger Sayle <roger@eyesopen.com>
12977 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
12978 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
12979 tablejumpdi, movsi_to_cr_one): Remove constraints from
12980 define_expand's match_operands.
12982 2007-02-07 Roger Sayle <roger@eyesopen.com>
12984 * global.c (compute_regsets): Move declatation of "i" inside of
12985 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
12987 2007-02-07 Jakub Jelinek <jakub@redhat.com>
12990 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
12991 of INDIRECT_REF <RESULT_DECL>.
12993 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
12995 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
12996 Kaz Kojima <kkojima@gcc.gnu.org>
12999 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
13001 (sh_initialize_trampoline): Add parentheses to avoid a warning.
13003 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13005 * doc/loop.texi: Document possibility not to perform disambiguation
13006 of loops with multiple latches.
13007 * cfgloopmanip.c (alp_enum_p): Removed.
13008 (add_loop): Handle subloops. Use get_loop_body_with_size.
13009 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
13010 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
13011 the new forwarder block.
13012 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
13013 Handle the case latch is NULL.
13014 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
13015 when marking loop exits.
13016 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
13018 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
13019 disambiguate_loops_with_multiple_latches.
13020 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
13021 before fix_loop_structure.
13022 * cfgloop.c: Include pointer-set.h and output.h.
13023 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
13024 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
13025 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
13026 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
13027 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
13028 disambiguate_multiple_latches, get_loop_body_with_size,
13029 disambiguate_loops_with_multiple_latches): New functions.
13030 (flow_loop_dump): Dump multiple latch edges.
13031 (flow_loop_nodes_find): Handle loops with multiple latches.
13032 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
13033 (glb_enum_p): Modified.
13034 (get_loop_body): Use get_loop_body_with_size.
13035 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
13036 (AVOID_CFG_MODIFICATIONS): New constant.
13037 (disambiguate_loops_with_multiple_latches, add_loop,
13038 get_loop_body_with_size): Declare.
13039 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
13041 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
13043 PR inline-asm/28686
13044 * global.c (compute_regsets): New function.
13045 (global_alloc): Refactored ELIMINABLE_REGSET
13046 and NO_GLOBAL_ALLOC_REGS computation out.
13047 (rest_of_handle_global_alloc): Call compute_regsets()
13048 for non-optimizing case.
13050 2007-02-06 Richard Henderson <rth@redhat.com>
13052 * config/i386/constraints.md (Y2): Rename from Y.
13053 (Yi): New constraint.
13054 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
13055 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
13056 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
13057 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
13058 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
13059 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
13060 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
13061 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
13062 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
13063 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
13064 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
13065 vec_extractv2si_1): Change Y constraints to Y2.
13066 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
13067 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
13068 Change Y constraints to Y2.
13069 (sse2_loadld): Change Y constraints to x.
13071 2007-02-06 Roger Sayle <roger@eyesopen.com>
13073 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
13074 (parity<mode>2): New define_expand using rs6000_emit_parity.
13075 * config/rs6000/rs6000.c (rs6000_emit_popcount,
13076 rs6000_emit_parity): New functions.
13077 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
13078 rs6000_emit_parity): Prototype here.
13080 2007-02-06 Ian Lance Taylor <iant@google.com>
13082 * lower-subreg.c (simple_move_operand): Reject CONST.
13083 (resolve_clobber): Call validate_change rather than directly
13084 assigning to XEXP (pat, 0).
13086 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13088 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
13089 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
13090 (tree-cfg.o): Remove hashtab.h dependency.
13092 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
13093 (struct ivopts_data): Change niters to pointer_map_t.
13094 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
13095 (niter_for_exit): Create pointer_map on demand. Change for
13097 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
13098 (free_loop_data): Destroy data->niters if created and reset field.
13099 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
13100 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
13102 * tree-ssa-reassoc.c: Include pointer-set.h.
13103 (bb_rank): Change to long *.
13104 (operand_rank): Change to pointer_map_t.
13105 (find_operand_rank): Return long, -1 if not found. Declare as inline.
13106 (insert_operand_rank): Accept long.
13107 (operand_entry_hash, operand_entry_eq): Remove.
13108 (get_rank): Return long. Adjust for changes above.
13109 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
13111 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
13113 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
13114 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
13115 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
13117 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
13118 directly since it cannot be NULL.
13119 (get_vi_for_tree): Rewrite for pointer_map API.
13120 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
13121 (init_alias_vars): Create vi_for_tree as pointer_map.
13122 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
13124 * tree-cfg.c: Don't include hashtab.h.
13125 (edge_to_cases): Declare as pointer_map.
13126 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
13128 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
13129 (start_recording_case_labels): Create edge_to_cases as pointer_map.
13130 (end_recoding_case_labels): Cleanup edge_to_cases manually before
13132 (record_switch_edge): Delete.
13133 (get_cases_for_edge): Adjust for pointer_map API, inline
13134 record_switch_edge (rewritten for new API), remove goto.
13136 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13138 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
13139 * tree-nested.c: Include pointer-set.h.
13140 (var_map_elt, var_map_eq, var_map_hash): Delete.
13141 (struct nesting_info): Remove GTY marker. Change the two htab_t's
13142 to pointer_map_t's.
13143 (nesting_info_bitmap_obstack): New.
13144 (lookup_field_for_decl): Adjust for pointer_map API.
13145 (lookup_tramp_for_decl): Adjust for pointer_map API.
13146 (get_nonlocal_debug_decl): Adjust for pointer_map API.
13147 (get_local_debug_decl): Adjust for pointer_map API.
13148 (convert_nl_goto_reference): Adjust for pointer_map API.
13149 (convert_nl_goto_receiver): Adjust for pointer_map API.
13150 (create_nesting_tree): Create outside GGC space. Create bitmap on
13151 the new obstack. Create field_map and var_map as pointer_maps.
13152 (free_nesting_tree): Adjust for changes to create_nesting_tree.
13154 (lower_nested_functions): Move root here, no need to NULL it.
13155 Initialize and release the obstack.
13157 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
13159 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
13160 Remove prototypes and make them non-static.
13161 (struct tree_int_map): Remove.
13162 * tree.h (struct tree_int_map): Move here, turning TO into an
13164 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
13166 * tree.h (TREE_COMPLEXITY): Remove.
13167 (struct tree_exp): Remove complexity field.
13168 * tree.c (build1_stat): Don't set it.
13170 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
13171 Victor Kaplansky <victork@il.ibm.com>
13173 * tree-vectorizer.c (vect_is_simple_use): Support induction.
13174 (vect_is_simple_reduction): Support reduction with induction as
13175 one of the operands.
13176 (vect_is_simple_iv_evolution): Fix formatting.
13177 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
13178 formatting. Don't mark induction phis for vectorization.
13179 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
13180 * tree-vect-transform.c (get_initial_def_for_induction): New function.
13181 (vect_get_vec_def_for_operand): Support induction.
13182 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
13184 (vectorizable_reduction): Support reduction with induction as one of
13186 (vectorizable_type_demotion): Use def-type of stmt argument rather
13187 than dummy def-type.
13189 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
13190 flag_tree_scev_cprop.
13191 * common.opt (tree-scev-cprop): New flag.
13193 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
13194 call to vect_get_new_vect_var.
13196 2007-02-06 Ira Rosen <irar@il.ibm.com>
13198 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
13199 vectype is not NULL.
13200 (vect_pattern_recog_1): Likewise.
13202 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13204 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
13205 (fold_negate_expr): Likewise.
13207 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
13210 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
13211 even if cv-qualification is the same.
13213 2007-02-05 Geoffrey Keating <geoffk@apple.com>
13215 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
13216 __enable_execute_stack on completion.
13218 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13220 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
13221 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
13222 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
13223 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
13224 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
13225 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
13226 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
13227 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
13229 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13231 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
13232 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
13233 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
13234 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
13235 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
13236 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
13237 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
13238 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
13239 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
13240 umuldi3_highpart_rex64, umulsi3_highpart_insn,
13241 umulsi3_highpart_zext, smuldi3_highpart_rex64,
13242 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
13243 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
13244 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
13245 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
13246 sqrtextenddfxf2_i387): Added amdfam10_decode.
13248 * config/i386/athlon.md (athlon_idirect_amdfam10,
13249 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
13250 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
13251 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
13252 athlon_ivector_store_amdfam10): New define_insn_reservation.
13253 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
13256 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13258 * config/i386/athlon.md (athlon_call_amdfam10,
13259 athlon_pop_amdfam10, athlon_lea_amdfam10): New
13260 define_insn_reservation.
13261 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
13262 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
13263 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
13265 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13267 * config/i386/athlon.md (athlon_sseld_amdfam10,
13268 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
13269 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
13271 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13273 * config/i386/athlon.md (athlon_sseins_amdfam10): New
13274 define_insn_reservation.
13275 * config/i386/i386.md (sseins): Added sseins to define_attr type
13276 and define_attr unit.
13277 * config/i386/sse.md: Set type attribute to sseins for insertq
13280 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13282 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
13283 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
13284 ssecomi_load_amdfam10, ssecomi_amdfam10,
13285 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
13286 define_insn_reservation.
13287 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
13289 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13291 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
13292 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
13293 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
13294 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
13295 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
13296 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
13297 define_insn_reservation.
13299 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
13300 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
13301 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
13302 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
13303 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
13305 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13307 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
13308 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
13309 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
13310 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
13311 athlon_ssemul_load_k8): Added amdfam10.
13313 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13315 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
13316 (x86_sse_unaligned_move_optimal): New variable.
13318 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
13320 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
13321 for unaligned vector SSE double/single precision loads for AMDFAM10.
13323 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13325 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
13326 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
13327 Define TARGET_CPU_DEFAULT_amdfam10.
13328 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
13329 (processor_type): Add PROCESSOR_AMDFAM10.
13331 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
13332 processor_type in config/i386/i386.h.
13333 Enable imul peepholes for TARGET_AMDFAM10.
13335 * config.gcc: Add support for --with-cpu option for amdfam10.
13337 * config/i386/i386.c (amdfam10_cost): New variable.
13338 (m_AMDFAM10): New macro.
13339 (m_ATHLON_K8_AMDFAM10): New macro.
13340 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
13341 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
13342 x86_promote_QImode, x86_integer_DFmode_moves,
13343 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13344 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
13345 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
13346 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
13347 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
13348 Enable/disable for amdfam10.
13349 (override_options): Add amdfam10_cost to processor_target_table.
13350 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
13351 processor_alias_table.
13352 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
13353 (ix86_adjust_cost): Add code for amdfam10.
13355 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13357 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
13358 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
13359 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
13360 * config/i386/i386.h: Add builtin definition for SSE4A.
13361 * config/i386/i386.md: Add support for ABM instructions
13362 (popcnt and lzcnt).
13363 * config/i386/sse.md: Add support for SSE4A instructions
13364 (movntss, movntsd, extrq, insertq).
13365 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
13366 Add -march=amdfam10 flag.
13367 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
13368 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
13370 * doc/extend.texi: Add documentation for SSE4A builtins.
13372 2007-02-05 Bob Wilson <bob.wilson@acm.org>
13374 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
13376 2007-02-05 Richard Guenther <rguenther@suse.de>
13378 * tree-vectorizer.h (vectorizable_function): Add argument type
13379 argument, change return type.
13380 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
13381 * tree-vect-transform.c (vectorizable_function): Handle extra
13382 argument, return vectorized function decl.
13383 (build_vectorized_function_call): Remove.
13384 (vectorizable_call): Handle calls with result and argument types
13385 differing. Handle loop vectorization factor correctly.
13386 * targhooks.c (default_builtin_vectorized_function): Adjust for
13388 * targhooks.h (default_builtin_vectorized_function): Likewise.
13389 * target.h (builtin_vectorized_function): Add argument type
13391 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
13392 extra argument, allow vectorizing of lrintf.
13393 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
13394 documentation of target hook.
13396 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
13399 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
13400 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
13401 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
13403 2007-02-05 Roger Sayle <roger@eyesopen.com>
13405 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
13406 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
13407 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
13408 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
13409 before canonicalizing sincos to cexpi.
13410 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
13412 2007-02-05 Roger Sayle <roger@eyesopen.com>
13414 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
13415 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
13416 (alpha_init_builtins): Use alpha_add_builtins to process tables.
13418 2007-02-05 Roger Sayle <roger@eyesopen.com>
13420 * mips-tfile.c (initialize_init_file): Correct endianness test.
13422 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
13424 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
13425 the 'y' constraint.
13427 2007-02-05 Richard Sandiford <richard@codesourcery.com>
13429 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
13430 saves in a PARALLEL before the register assignments.
13432 2007-02-05 Richard Sandiford <richard@codesourcery.com>
13434 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
13435 DWARF_FRAME_RETURN_COLUMN to be a general register.
13436 * dwarf2out.c (init_return_column_size): New function, split from...
13437 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
13438 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
13439 to be nongeneral registers.
13440 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
13442 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
13443 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
13445 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
13447 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
13449 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
13451 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
13452 (remove_path): Use can_remove_branch_p and remove_branch instead
13453 of loop_delete_branch_edge.
13454 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
13455 (tree_transform_and_unroll_loop): Remove dead branches immediately.
13456 Update profile using scale_dominated_blocks_in_loop.
13457 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
13458 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
13459 (can_remove_branch_p, remove_branch): Declare.
13460 * tree-cfg.c (tree_can_remove_branch_p): New function.
13461 (tree_cfg_hooks): Add tree_can_remove_branch_p.
13462 * cfgrtl.c (rtl_can_remove_branch_p): New function.
13463 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
13465 2007-02-05 Jan Hubicka <jh@suse.cz>
13467 PR middle-end/30696
13468 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
13469 nodes in cgraph, don't remove offline copy of the function.
13471 2007-02-04 Jan Hubicka <jh@suse.cz>
13473 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
13474 vectors might cause maybe_lookup_element_for_expr to be called
13475 on non-sra-candidate.
13477 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13479 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
13480 config/bfin/bfin.md, config/bfin/predicates.md: Follow
13481 spelling conventions.
13483 2007-02-04 Richard Guenther <rguenther@suse.de>
13485 PR middle-end/30636
13486 * fold-const.c (try_move_mult_to_index): Make sure to not
13487 overflow one dimension of a multi-dimensional array access.
13489 2007-02-04 Jan Hubicka <jh@suse.cz>
13491 * passes.c (init_optimization_passes): Reindent.
13493 2007-02-04 Jan Hubicka <jh@suse.cz>
13494 Eric Botcazou <ebotcazou@adacore.com>
13496 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
13497 (execute_fixup_cfg): Break out the abnormal goto code.
13498 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
13499 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
13500 (optimize_inline_calls): Call make_nonlocal_label_edges.
13502 2007-02-04 Jan Hubicka <jh@suse.cz>
13504 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
13505 true when something was changed.
13506 (rename_ssa_copies): When something was changed, do
13507 TODO_remove_unused_locals.
13508 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13509 add TODO_remove_unused_locals when instruction was removed.
13511 2007-02-04 Jan Hubicka <jh@suse.cz>
13513 * ipa-inline.c (try_inline): Improve debug output; work on already
13515 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
13516 call try_inline for already inlined edges too when flattening;
13517 inline also functions that make callee growth but overall unit size
13520 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13522 * config/m32c/bitops.md, config/m32c/jump.md,
13523 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
13524 config/m32r/m32r.h, config/m32r/m32r.md,
13525 config/m32r/predicates.md, config/m68hc11/larith.asm,
13526 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
13527 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
13528 config/mips/mips-protos.h, config/mips/mips.c,
13529 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
13530 config/mn10300/mn10300.h, config/mn10300/predicates.md,
13531 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
13532 spelling conventions.
13534 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
13535 Follow spelling conventions.
13537 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
13539 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
13540 warn about C++0x compatibility.
13542 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13544 * config/h8300/h8300.c, config/h8300/h8300.h,
13545 config/h8300/h8300.md: Follow spelling conventions.
13547 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
13549 PR middle-end/30667
13550 * combine.c (try_combine): Do not substitute source operand
13551 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
13553 2007-02-03 Jan Hubicka <jh@suse.cz>
13555 PR gcov-profile/30650
13556 * value-prof.c (stringop_block_profile): Fix handling of size counter;
13557 do not divide by zero for never executed counters.
13558 (tree_find_values_to_profile): Fix counters.
13559 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
13561 2007-02-03 Ian Lance Taylor <iant@google.com>
13563 * lower-subreg.c (simple_move_operand): New static function,
13564 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
13566 (simple_move): Call simple_move_operand.
13567 (find_decomposable_subregs): Add special handling of MEMs.
13568 (can_decompose_p): Rename from cannot_decompose_p. Reverse
13569 meaning of return value. If we see a hard register, test whether
13570 it can store a word_mode value. Change all callers.
13572 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13574 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
13575 ftrapv insns and expanders.
13576 (subdi3): Change define_expand operand 1 to arith11_operand, and
13577 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
13578 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
13579 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
13582 PR middle-end/30174
13583 * varasm.c (notice_global_symbol): Treat global objects as weak when
13584 flag_shlib is true.
13586 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13588 * emit-rtl.c (dconstpi): Delete.
13589 (dconstsqrt2): New.
13590 (init_emit_once): Delete dconstpi and init dconstsqrt2.
13591 * real.h (dconstpi): Delete.
13592 (dconstsqrt2): New.
13593 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
13594 (fold_builtin_hypot): Likewise.
13596 2007-02-03 Tom Tromey <tromey@redhat.com>
13599 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
13600 -gcoff3, -gxcoff3, -gvms3 implies -dD.
13602 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
13604 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
13605 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
13606 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
13607 config/rs6000/cell.md, config/rs6000/darwin.h,
13608 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
13609 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
13610 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
13611 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
13612 typos. Follow spelling conventions.
13613 * doc/invoke.texi: Follow spelling conventions.
13615 2007-02-03 Roger Sayle <roger@eyesopen.com>
13617 * simplify-rtx.c (simplify_relational_operation_1): Implement some
13618 canonicalization transformations that attempt to simplify integer
13619 constant comparisons to become comparisons against zero.
13621 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13623 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
13625 * fold-const.c (fold_binary): Fix comment typos. Fold complex
13626 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
13628 2007-02-02 Mike Stump <mrs@apple.com>
13630 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
13631 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
13632 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
13633 generate a branch island.
13635 2007-02-02 Bob Wilson <bob.wilson@acm.org>
13637 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
13638 (xtensa_legitimate_address_p): New.
13639 (xtensa_legitimize_address): New.
13640 (xtensa_output_addr_const_extra): New.
13641 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
13643 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
13644 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
13645 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
13646 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
13647 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
13648 (xtensa_legitimize_address): New.
13649 (xtensa_output_addr_const_extra): New.
13651 2007-02-02 Steve Ellcey <sje@cup.hp.com>
13653 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
13655 2007-02-02 Ian Lance Taylor <iant@google.com>
13657 * expmed.c (expand_divmod): Add comment.
13659 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
13661 * emit-rtl.c (renumber_insns): Remove.
13662 * flags.h: Remove the extern for flag_renumber_insns.
13663 * rtl.h: Remove the prototype for renumber_insns.
13664 * toplev.c (flag_renumber_insns): Remove.
13666 2007-02-02 Hui-May Chang <hm.chang@apple.com>
13668 Revert for x86 darwin:
13669 2005-06-19 Uros Bizjak <uros@kss-loka.si>
13671 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
13672 code before the following patch under TARGET_MACHO.
13673 (ix86_function_value_regno_p): Likewise.
13675 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13677 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
13680 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13683 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
13684 general or fp registers. Add comments.
13685 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
13687 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
13689 * pointer-set.c (insert_aux): Only return insertion slot.
13690 (pointer_set_insert): Adjust.
13691 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
13692 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
13693 pointer_map_traverse): New.
13694 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
13695 pointer_map_create, pointer_map_destroy, pointer_map_insert,
13696 pointer_map_contains, pointer_map_traverse): Declare.
13698 2007-02-02 Jakub Jelinek <jakub@redhat.com>
13700 PR middle-end/30473
13701 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
13702 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
13704 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13706 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
13708 (struct _dep): New type.
13709 (dep_t): New typedef.
13710 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
13711 (DEP_STATUS): New access macro. The macro with the same name was
13712 renamed to DEP_LINK_STATUS.
13713 (dep_init): Declare function
13715 (struct _dep_link): New type.
13716 (dep_link_t): New typedef.
13717 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
13718 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
13719 (DEP_LINK_STATUS): New macro.
13720 (debug_dep_links): New debug function.
13722 (struct _deps_list): New type.
13723 (deps_list_t): New typedef.
13724 (DEPS_LIST_FIRST): New access macro.
13725 (FOR_EACH_DEP_LINK): New cycle macro.
13726 (create_deps_list, free_deps_list, delete_deps_list): Declare
13728 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
13729 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
13730 (copy_deps_list_change_con): Ditto.
13732 (move_dep_link): Declare function.
13734 (struct _dep_node): New type.
13735 (dep_node_t): New typedef.
13736 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
13738 (struct haifa_insn_data.back_deps): New field to hold backward
13739 dependencies of the insn.
13740 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
13742 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
13743 Change its type to deps_list_t.
13744 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
13745 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
13746 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
13748 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
13750 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
13752 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
13754 (dep_cost): Declare.
13756 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
13757 (ds_to_dk, dk_to_ds): New functions.
13759 (init_dep_1): New static function.
13760 (init_dep): New function.
13761 (copy_dep): New static function.
13763 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
13765 (detach_dep_link): New static function.
13766 (move_dep_link): New function.
13768 (dep_links_consistent_p, dump_dep_links): New static functions.
13769 (debug_dep_links): New debugging function.
13771 (deps_obstack, dl_obstack, dn_obstack): New static variables.
13773 (alloc_deps_list, init_deps_list): New static functions.
13774 (create_deps_list): New function.
13775 (clear_deps_list): New static function.
13776 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
13777 (deps_list_consistent_p, dump_deps_list): New static functions.
13778 (debug_deps_list): New function.
13779 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
13781 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
13783 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
13784 use new scheduler dependencies lists.
13785 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
13786 (sched_analyze): Ditto. Initialize dependencies lists.
13787 (add_forw_dep, compute_forward_dependences): Update to use new
13788 scheduler dependencies lists.
13790 (init_dependency_caches): Init deps_obstack.
13791 (free_dependency_caches): Free deps_obstack.
13793 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
13794 new scheduler dependencies lists.
13795 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
13796 (add_back_forw_dep, delete_back_forw_dep): Ditto.
13798 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
13799 Update to use new scheduler dependencies lists.
13800 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
13801 (debug_dependencies): Ditto.
13802 (schedule_region): Update comments.
13804 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
13805 scheduler dependencies lists.
13806 (schedule_ebb): Update comments.
13808 * rtl.def (DEPS_LIST): Remove.
13810 * lists.c (unused_deps_list): Remove.
13811 (free_list): Update assertions.
13813 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
13814 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13816 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
13817 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13819 * haifa-sched.c (comments): Update.
13820 (insn_cost1): Remove. Inline the code into insn_cost ().
13821 (insn_cost): Update to use new scheduler dependencies lists. Move
13822 processing of the dependency cost to dep_cost ().
13823 (dep_cost): New function. Use it instead of insn_cost () when
13824 evaluating cost of the dependency. Use compatible interface to
13825 interact with the target.
13826 (priority): Update to use new scheduler dependencies lists.
13827 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
13828 with greater number of insns that depend on the insn.
13829 (schedule_insn): Update to use new scheduler dependencies lists. Add
13830 code to free backward dependencies lists. Inline and optimize code
13831 from resolve_dep () - see PR28071.
13832 (ok_for_early_queue_removal): Update to use new scheduler dependencies
13833 lists. Update call to targetm.sched.is_costly_dependence hook.
13835 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
13836 scheduler dependencies lists.
13838 (resolve_dep): Remove. Move the logic to schedule_insn ().
13839 (init_h_i_d): Initialize dependencies lists.
13841 (process_insn_depend_be_in_spec): Rename to
13842 process_insn_forw_deps_be_in_spec. Update to use new scheduler
13843 dependencies lists.
13844 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
13845 Update to use new scheduler dependencies lists.
13846 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
13848 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
13849 new scheduler dependencies lists.
13850 (build_intra_loop_deps): Ditto.
13852 * target.h (struct _dep): Declare to use in
13853 gcc_target.sched.is_costly_dependence.
13854 (struct gcc_target.sched.adjust_cost): Fix typo.
13855 (struct gcc_target.sched.is_costly_dependence): Change signature to use
13856 single dep_t parameter instead of an equivalent triad.
13857 (struct gcc_target.sched.adjust_cost_2): Remove.
13859 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
13861 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
13863 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
13865 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
13867 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
13868 (REG_DEP_TRUE): Document.
13870 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
13871 Change signature to correspond to the targetm.sched.adjust_cost hook.
13872 Update use in TARGET_SCHED_ADJUST_COST_2.
13873 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
13874 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
13875 new scheduler dependencies lists.
13876 (ia64_gen_check): Ditto.
13878 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
13879 dependencies lists.
13881 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
13882 signature to correspond to the targetm.sched.is_costly_dependence hook.
13883 (is_costly_group): Update to use new scheduler dependencies lists.
13885 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
13886 instead of INSN_COST () macro.
13888 2007-02-01 Ian Lance Taylor <iant@google.com>
13890 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
13892 2007-02-01 Guy Martin <gmsoft@gentoo.org>
13894 * pa.md (tp_load): Correct mfctl instruction syntax.
13896 2007-02-01 Geoffrey Keating <geoffk@apple.com>
13898 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
13899 altivec_padding_size calculation on AIX. Improve comment, add
13900 assert to verify that it's right.
13902 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
13905 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
13907 PR inline-asm/28686
13908 * global.c (global_alloc): Add mising initialization of
13911 2007-02-01 Roger Sayle <roger@eyesopen.com>
13913 * alias.c (init_alias_analysis): Correct whitespace.
13914 * bb-reorder.c (fix_edges_for_rarely_executed_code,
13915 partition_hot_cold_basic_blocks): Likewise.
13916 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
13917 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
13918 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
13919 fold_builtin_snprintf_chk, fold_builtin_printf,
13920 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
13921 do_mpfr_arg3, do_mpfr_sincos): Likewise.
13922 * cfgcleanup.c (cleanup_cfg): Likewise.
13923 * cfgexpand.c (tree_expand_cfg): Likewise.
13924 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
13925 * function.c (get_next_funcdef_no): Likewise.
13926 * gengtype.c (main): Likewise.
13927 * genmodes.c (main): Likewise.
13928 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
13929 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
13930 * ifcvt.c (noce_emit_move_insn): Likewise.
13931 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
13933 * stor-layout.c (get_best_mode): Likewise.
13934 * tree-ssa-loop-niter.c (get_val_for): Likewise.
13935 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
13936 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
13937 perform_var_substitution, solve_graph): Likewise.
13938 * tree-vrp.c (vrp_finalize): Likewise.
13940 2007-02-01 Ian Lance Taylor <iant@google.com>
13942 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
13943 high part of a paradoxical subreg, return a constant zero.
13945 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
13947 * toplev.c (lang_dependent_init): Call init_set_costs.
13948 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
13950 2007-02-01 Richard Guenther <rguenther@suse.de>
13952 PR middle-end/30656
13953 * fold-const.c (fold_negate_expr): Allow negating a
13954 constant if overflow does not change.
13956 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13958 * doc/c-tree.texi (Expression trees): Improve markup.
13959 * doc/tm.texi (Register Classes, Addressing Modes)
13960 (Floating Point): Fix spacing after abbreviations. Fix some
13963 2007-02-01 Ben Elliston <bje@au.ibm.com>
13965 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
13966 * doc/contrib.texi: Likewise.
13967 * doc/install.texi: Likewise.
13969 2007-01-31 Richard Henderson <rth@redhat.com>
13970 Ian Lance Taylor <iant@google.com>
13972 * lower-subreg.c: New file.
13973 * rtl.def (CONCATN): Define.
13974 * passes.c (init_optimization_passes): Add pass_lower_subreg and
13975 pass_lower_subreg2.
13976 * emit-rtl.c (update_reg_offset): New static function, broken out
13977 of gen_rtx_REG_offset.
13978 (gen_rtx_REG_offset): Call update_reg_offset.
13979 (gen_reg_rtx_offset): New function.
13980 * regclass.c: Revert patch of 2006-03-05, restoring
13982 (clear_reg_info_regno): New function.
13983 * dwarf2out.c (concatn_loc_descriptor): New static function.
13984 (loc_descriptor): Handle CONCATN.
13985 * common.opt (fsplit_wide_types): New option.
13986 * opts.c (decode_options): Set flag_split_wide_types when
13988 * timevar.def (TV_LOWER_SUBREG): Define.
13989 * rtl.h (gen_reg_rtx_offset): Declare.
13990 (reg_scan_update): Declare.
13991 * regs.h (clear_reg_info_regno): Declare.
13992 * tree-pass.h (pass_lower_subreg): Declare.
13993 (pass_lower_subreg2): Declare.
13994 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
13995 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
13996 -fsplit-wide-types.
13997 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
13998 * Makefile.in (OBJS-common): Add lower-subreg.o.
13999 (lower-subreg.o): New target.
14001 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14003 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
14005 2007-01-31 Anatoly Sokolov <aesok@post.ru>
14008 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
14010 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14012 PR middle-end/29335
14013 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
14015 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
14017 * cfgloop.h: Include vec-prim.h.
14018 (enum li_flags): Remove LI_ONLY_OLD.
14019 (loop_iterator): Changed.
14020 (fel_next, fel_init): Iterate over loop tree.
14021 (FOR_EACH_LOOP_BREAK): New macro.
14022 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
14024 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
14025 * modulo-sched.c (sms_schedule): Ditto.
14026 * tree-vectorizer.c (vectorize_loops): Ditto.
14027 * doc/loop.texi: Update information on loop numbering and behavior of
14028 FOR_EACH_LOOP wrto new loops.
14029 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
14030 add_to_evolution_1): Test nestedness of loops instead of comparing
14032 * tree-chrec.c (chrec_fold_plus_poly_poly,
14033 chrec_fold_multiply_poly_poly, chrec_evaluate,
14034 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
14035 reset_evolution_in_loop): Ditto.
14036 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
14038 2007-01-31 Dirk Mueller <dmueller@suse.de>
14040 * c-common.c (warn_about_parentheses): Separate warning about
14041 un-parenthized sequence of comparison operators from the one
14042 which is supposed to warn about x <= y <= z.
14044 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
14046 * optabs.h (enum optab_index): Add new OTI_isinf.
14047 (isinf_optab): Define corresponding macro.
14048 * optabs.c (init_optabs): Initialize isinf_optab.
14049 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
14051 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
14052 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
14054 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
14055 expand_builtin_interclass_mathfn.
14056 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
14057 * config/i386/i386.md (UNSPEC_FXAM): New constant.
14058 (fxam<mode>2_i387): New insn pattern.
14059 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
14060 built-in functions as x87 inline asm.
14062 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14064 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
14066 2007-01-30 Eric Christopher <echristo@apple.com>
14068 * config.gcc: Add geode.
14070 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14072 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
14073 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
14074 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
14075 value-prof.c: Fix comment typos.
14077 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14080 * doc/invoke.texi (Wpointer-arith): Document warning.
14082 2007-01-30 Janis Johnson <janis187@us.ibm.com>
14084 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
14085 the list of discrepancies from the draft TR.
14087 2007-01-30 Dirk Mueller <dmueller@suse.de>
14090 * doc/invoke.texi (-Wreturn-type): Update description to
14091 match new behavior.
14093 2007-01-30 Richard Sandiford <richard@codesourcery.com>
14095 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
14097 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
14099 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
14100 to handle optabs that operate on floating point input argument and
14101 output to integer output.
14102 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
14103 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
14104 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
14105 expand_builtin_interclass_mathfn ().
14106 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
14107 (ilogbsi2): Remove.
14108 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
14109 ilogbl built-in functions as x87 intrinsics.
14111 2007-01-30 Richard Guenther <rguenther@suse.de>
14113 PR middle-end/27657
14114 * dwarf2out.c (reference_to_unused): Query varpool if the
14115 variable was output.
14117 2007-01-30 Richard Guenther <rguenther@suse.de>
14119 PR middle-end/30313
14120 * passes.c (execute_one_pass): Reset in_gimple_form to not
14121 confuse non-unit-at-a-time mode.
14123 2007-01-29 Roger Sayle <roger@eyesopen.com>
14124 Richard Guenther <rguenther@suse.de>
14126 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
14127 avoid undefined behaviour on overflow. Use force_fit_type_double
14128 to construct the constant with the specified TREE_OVERFLOW.
14130 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14132 * config/dfp-bit.c: Add parameterized support for fp exceptions.
14133 * config/dfp-bit.h: Ditto.
14135 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14137 * c-decl.c (pop_scope): Replace warnings with call to
14138 warn_for_unused_label.
14139 * c-common.h (warn_for_unused_label): Declare.
14140 * c-common.c (warn_for_unused_label): Define.
14142 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14144 * tree-optimize.c (update_inlined_to_pointers): Delete unused
14147 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14149 * Makefile.in (USER_H): Remove decfloat.h.
14150 * ginclude/decfloat.h: Delete, moving contents to ...
14151 * ginclude/float.h: Add support for decimal floating point,
14152 guarded by __STDC_WANT_DEC_FP__.
14154 2007-01-29 Mike Stump <mrs@apple.com>
14156 * doc/gccint.texi (Top): Rename Loop Representation to Loop
14157 Analysis and Representation to resolve case insensitive conflict.
14158 * doc/loop.texi (Loop Analysis and Representation): Likewise.
14160 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
14162 * tree.h (struct tree_memory_tag): Add aliases member.
14163 (MTAG_ALIASES): New macro.
14164 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
14165 (add_may_alias): Remove pointer-set. Update for may_aliases being
14167 (mark_aliases_call_clobbered): Update for may_aliases being a
14169 (compute_tag_properties): Ditto.
14170 (create_partition_for): Ditto.
14171 (compute_memory_partitions): Ditto.
14172 (dump_may_aliases_for): Ditto.
14173 (is_aliased_with): Ditto.
14174 (add_may_alias_for_new_tag): Ditto.
14175 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
14176 (compute_is_aliased): New function.
14177 (compute_may_aliases): Call compute_is_aliased).
14178 (init_alias_info): Initialize alias_bitmap_obstack.
14179 (union_alias_set_into): New function.
14180 (compute_flow_sensitive_aliasing): Use union_aliases_into.
14181 (have_common_aliases_p): Rewrite to take two bitmaps and use
14183 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
14184 Update for bitmaps.
14185 (finalize_ref_all_pointers): Update for add_may_alias changes.
14186 (new_type_alias): Ditto.
14187 * tree-flow-inline.h (may_aliases): Return a bitmap.
14188 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
14189 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
14190 may_aliases being a bitmap.
14191 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
14192 may_aliases now returns a bitmap.
14193 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
14195 * tree-ssa-operands.c (add_virtual_operand): Update for
14196 may_aliases being a bitmap.
14198 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
14200 PR tree-optimization/30630
14201 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
14202 variable as changed.
14204 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
14207 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
14208 expanded only once even if an error occurs.
14210 2007-01-29 Ben Elliston <bje@au.ibm.com>
14212 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
14213 (__gcov_average_profiler): Likewise.
14214 (__gcov_ior_profiler): Likewise.
14215 (__gcov_merge_ior): Likewise.
14217 2007-01-28 Jan Hubicka <jh@suse.cz>
14219 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
14220 * value-prof.c (stringop_block_profile): Likewise.
14222 2007-01-28 Jan Hubicka <jh@suse.cz>
14224 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
14225 variant handling histograms; add wrapper.
14226 (clear_storage_via_libcall): Export.
14227 (emit_block_move_hints): Break out from ...; add histograms.
14228 (emit_block_move): ... this one.
14229 (clear_storage_hints): Break out from ...; add histograms.
14230 (clear_storage): ... this one.
14231 (set_storage_via_memset): Handle histogram.
14232 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
14233 (clear_storage_hints, clear_storage_via_libcall): Declare.
14234 (set_storage_via_setmem): Update prototype.
14235 * doc/md.texi (movmem, setmem): Document new arguments.
14237 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
14239 (stringop_block_profile): New global function.
14240 (tree_stringops_values_to_profile): Profile block size and alignment.
14241 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
14243 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
14244 (stringop_block_profile): Declare.
14245 * builtins.c: Include value-prof.h.
14246 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
14247 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
14248 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
14249 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
14250 * profile.c (instrument_values): Add new counters.
14251 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
14253 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
14254 (tree_init_edge_profiler): Build new profilers.
14255 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
14256 (pass_tree_profile): Add dump.
14257 (tree_profile_hooks): Update.
14258 * Makefile.in (LIBGCOV): Add new constants.
14259 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
14260 __gcov_ior_profiler): New.
14261 * i386.md (movmem/setmem expanders): Add new optional arguments.
14263 2007-01-28 David Edelsohn <edelsohn@gnu.org>
14265 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
14267 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
14269 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
14270 (tree_unswitch_single_loop): Pass eni_size_weights to
14271 tree_num_loop_insns.
14272 * tree-ssa-loop-manip.c: Include tree-inline.h.
14273 (can_unroll_loop_p): Pass eni_size_weights to
14274 tree_num_loop_insns.
14275 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
14276 Pass eni_size_weights to estimate_num_insns.
14277 * tree.h (init_inline_once): Export.
14278 * toplev.c (backend_init): Call init_inline_once.
14279 * cgraphunit.c (cgraph_process_new_functions,
14280 cgraph_analyze_function): Pass eni_inlining_weights to
14281 estimate_num_insns.
14282 * ipa-inline.c (compute_inline_parameters): Ditto.
14283 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
14284 to estimate_num_insns.
14285 (try_unroll_loop_completely): Pass eni_size_weights to
14286 tree_num_loop_insns.
14287 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
14288 ot estimate_num_insns.
14289 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
14290 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
14291 * tree-inline.c (eni_inlining_weights, eni_size_weights,
14292 eni_time_weights): New variables.
14293 (init_inline_once): Initialize them.
14294 (struct eni_data): Mew.
14295 (estimate_num_insns_1, estimate_num_insns): Use weights.
14296 * tree-inline.h (struct eni_weights_d): New.
14297 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
14298 (estimate_num_insns): Declaration changed.
14299 * cfgloop.h (tree_num_loop_insns): Declaration changed.
14300 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
14301 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
14303 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
14305 * tree-data-ref.c (conflict_fn): Assert that the number of affine
14306 relations in the conflict function is valid.
14308 2007-01-27 Ian Lance Taylor <iant@google.com>
14310 * common.opt: Add fstrict-overflow.
14311 * opts.c (decode_options): Set flag_strict_overflow if -O2.
14312 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
14313 (TYPE_OVERFLOW_UNDEFINED): Define.
14314 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
14316 * tree.h (TYPE_TRAP_SIGNED): Don't define.
14317 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
14318 (fold_negate_expr): Likewise.
14319 (make_range): Likewise.
14320 (extract_muldiv_1): Likewise.
14321 (maybe_canonicalize_comparison): Likewise.
14322 (fold_comparison): Likewise.
14323 (fold_binary): Likewise.
14324 (tree_expr_nonnegative_p): Likewise.
14325 (tree_expr_nonzero_p): Likewise.
14326 * tree-vrp.c (compare_values): Likewise.
14327 (extract_range_from_binary_expr): Likewise.
14328 (extract_range_from_unary_expr): Likewise.
14329 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
14331 (nowrap_type_p): Likewise.
14332 * tree-scalar-evolution.c (simple_iv): Likewise.
14333 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
14334 (build_range_check): Likewise.
14335 (extract_muldiv_1): Likewise.
14336 (fold_comparison): Likewise.
14337 * tree-vrp.c (vrp_int_const_binop): Likewise.
14338 (extract_range_from_unary_expr): Likewise.
14339 * convert.c (convert_to_integer): Likewise.
14340 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
14341 (fold_comparison): Likewise.
14342 (fold_binary): Likewise.
14343 * optabs.c (optab_for_tree_code): Likewise.
14344 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
14345 * simplify-rtx.c (simplify_const_relational_operation): Check
14346 flag_strict_overflow and flag_trapv.
14347 (simplify_const_relational_operation): Likewise.
14348 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
14349 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
14352 2007-01-27 Roger Sayle <roger@eyesopen.com>
14354 * tree.c (tree_fold_gcd): Delete.
14355 * tree.h (tree_fold_gcd): Remove prototype.
14356 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
14357 test whether one constant integer is a multiple of another. Instead
14358 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
14359 * fold-const.c (multiple_of_p): We've determined both TOP and
14360 BOTTOM are integer constants so we can call int_const_binop directly
14361 instead of the more generic const_binop.
14363 2007-01-27 Roger Sayle <roger@eyesopen.com>
14365 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
14366 1*X check that the constant hasn't overflowed, to preserve the
14368 (round_up): Provide an efficient implementation when rouding-up an
14369 INTEGER_CST to a power-of-two.
14371 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14373 * doc/sourcebuild.texi: Add comma for clarity.
14374 * doc/extend.texi: Fix some typos.
14375 * doc/passes.texi: Likewise.
14376 * doc/cppinternals.texi: Likewise.
14377 * doc/c-tree.texi: Likewise.
14378 * doc/tree-ssa.texi: Likewise.
14379 * doc/install.texi: Likewise.
14381 2007-01-27 Jan Hubicka <jh@suse.cz>
14383 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
14384 (pass_sra): Do not require alias information.
14385 * passes.c (init_optimization_passes): Add SRA
14387 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
14389 * tracer.c (rest_of_handle_tracer): We already cleaned
14390 up the CFG in tracer() so don't do it here again.
14391 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
14392 cleanup_cfg here, either. And don't call renumber_insns.
14394 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
14395 and BB_HEAD are in the insn stream here. Instead make sure
14396 that BB_INSN is valid on all insns. Also, do check here that
14397 there are no pending branch predictions...
14398 (rtl_verify_flow_info): ...instead of doing it here. Checks
14399 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
14402 2007-01-26 Roger Sayle <roger@eyesopen.com>
14404 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
14405 function to simplify/factorize operand order canonicalization.
14406 (ix86_fixup_binary_operands): Reorganize using the above function.
14407 (ix86_binary_operator_ok): Likewise.
14409 2007-01-27 Jakub Jelinek <jakub@redhat.com>
14411 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
14412 file scope from optimize_attrs.
14413 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
14415 (optimize_attrs): Clear insn_code_values after freeing it.
14417 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
14419 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
14420 a parts.base assignment.
14422 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
14424 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
14425 (compute_subscript_distance, initialize_data_dependence_relation,
14426 finalize_ddr_dependent, analyze_ziv_subscript,
14427 analyze_siv_subscript_cst_affine,
14428 compute_overlap_steps_for_affine_univar,
14429 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14430 analyze_siv_subscript, analyze_miv_subscript,
14431 analyze_overlapping_iterations, subscript_dependence_tester_1,
14432 compute_self_dependence, free_dependence_relation): Work
14433 with affine_fn instead of chrecs.
14434 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
14435 common_affine_function, affine_function_base,
14436 affine_function_constant_p, affine_fn_op, affine_fn_plus,
14437 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
14438 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
14439 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
14440 (all_chrecs_equal_p): Removed.
14441 * tree-data-ref.h (affine_fn, conflict_function): New types.
14442 (struct subscript): Change type of conflicting_iterations_in_a
14443 and conflicting_iterations_in_b.
14445 2007-01-26 Steve Ellcey <sje@cup.hp.com>
14448 * config/pa/pa.h (TARGET_HPUX_11): New.
14449 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
14450 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
14452 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
14453 Richard Guenther <rguenther@suse.de>
14455 * tree-ssa-structalias.c (solve_graph): Handle case
14456 we merged the variable to another.
14458 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14460 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
14463 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
14464 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
14466 2007-01-25 DJ Delorie <dj@redhat.com>
14468 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
14469 allow changes to modes which don't fit in those registers.
14471 * reload1.c (choose_reload_regs): Check for invalid subregs before
14472 computing their locations, not after.
14474 2007-01-25 Geoffrey Keating <geoffk@apple.com>
14477 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
14478 save Altivec registers in an eh_return function.
14479 (compute_vrsave_mask): Likewise.
14480 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
14481 for saving Altivec registers.
14482 (rs6000_emit_prologue): Don't allocate stack twice in
14483 eh_return function. Correct expected value of altivec_save_offset
14484 when using save_world. Describe save of R0 to stack when using
14485 save_world. Describe stack pointer adjustment when using
14486 save_world. Remove duplicated eh_return parameter register saving.
14487 Update sp_offset variable after save_world.
14488 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
14490 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
14491 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
14494 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14496 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
14498 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14501 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
14502 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
14504 2007-01-25 Richard Guenther <rguenther@suse.de>
14506 * doc/invoke.texi (-Wcoverage-mismatch): Document.
14507 * common.opt (-Wcoverage-mismatch): New warning option.
14508 * coverage.c (get_coverage_counts): Ignore coverage mismatch
14509 if -Wcoverage-mismatch is given.
14511 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
14513 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
14514 (ipcp_driver): Change to static definition.
14515 Add dumping of the ifunctions.
14516 (constant_val_insert): Remove unused parameter. Support for SSA.
14517 (ipcp_propagate_const): Support for SSA.
14518 (ipcp_profile_bb_print): Print only analyzed nodes.
14519 (ipcp_replace_map_create): Remove support for Fortran constant
14521 * ipa-prop.c (ipa_method_modify_stmt,
14522 ipa_callsite_compute_param): Support for SSA.
14523 * ipa-prop.h (ipcp_driver): Remove declaration.
14524 (IS_VALID_TREE_MAP_INDEX): Add define.
14526 2007-01-24 Geoffrey Keating <geoffk@apple.com>
14528 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
14530 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14532 PR middle-end/30447
14533 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
14534 constant argument to cabs and do it without checking for
14535 -funsafe-math-optimizations.
14537 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
14539 * c-common.h (RID_FIRST_CXX0X): New.
14540 (RID_LAST_CXX0X): New.
14541 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
14543 * c.opt (Wc++0x-compat): New.
14544 * doc/invoke.texi (-Wc++0x-compat): Document.
14546 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14548 * builtins.c (fold_builtin_carg): New.
14549 (fold_builtin_1): Use it.
14551 2007-01-24 Jan Hubicka <jh@suse.cz>
14553 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
14555 * ipa-inline.c (initial_insns, max_insns): Delete.
14556 (compute_max_insns): New function.
14557 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
14558 of insns as base for code growth.
14559 (cgraph_decide_inlining): Make initial_insns local; do not compute
14561 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
14562 * doc/invoke.texi (inline-unit-growth): Update docs.
14564 2007-01-24 Jakub Jelinek <jakub@redhat.com>
14566 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
14567 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
14568 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
14569 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
14570 for CPUs that have PTA_CX16 set.
14572 PR middle-end/27416
14573 * gimplify.c (omp_check_private): New function.
14574 (gimplify_scan_omp_clauses): Use it for
14575 firstprivate/lastprivate/reduction.
14577 PR middle-end/30494
14578 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
14579 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
14581 PR middle-end/30421
14582 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
14583 If lower_lastprivate_clauses emits some statements, append them
14584 to dlist rather than body_p and to body_p append an initializer.
14585 (lower_omp_for): Adjust caller.
14587 2007-01-24 Steve Ellcey <sje@cup.hp.com>
14589 * target.h (globalize_decl_name): New.
14590 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14591 * output.h (default_globalize_decl_name): New.
14592 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
14594 (globalize_decl): Ditto.
14595 (default_globalize_decl_name): New.
14596 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
14597 (ia64_handle_version_id_attribute): New.
14598 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14599 (ia64_asm_output_external): Use globalize_decl_name instead
14600 of globalize_label.
14601 * doc/extend.texi (version_id): New pragma.
14602 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
14604 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14606 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
14607 _uleb128_t and _Unwind_SWord with _sleb128_t.
14608 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
14609 uw_frame_state_for, uw_update_context_1): Likewise.
14610 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
14611 * unwind-pe.h (read_uleb128, read_sleb128,
14612 read_encoded_value_with_base): Likewise.
14613 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
14615 2007-01-24 Richard Guenther <rguenther@suse.de>
14617 * builtins.c (expand_builtin_cexpi): Get the fndecl
14618 for cexp in the correct way.
14620 2007-01-24 Jan Hubicka <jh@suse.cz>
14622 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
14624 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14626 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
14627 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
14628 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
14629 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
14630 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
14631 __SIZEOF_PTRDIFF_T__.
14632 * doc/cpp.texi: Documentation for the new builtin macros added.
14634 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
14636 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
14637 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
14638 instead of operands[2] to avoid access past the end of array.
14640 2007-01-24 Richard Sandiford <richard@codesourcery.com>
14642 * reload1.c (emit_reload_insns): Pass the reload register
14643 for a non-spill output reload through forget_old_reloads_1.
14645 2007-01-23 Joseph Myers <joseph@codesourcery.com>
14647 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14648 _SOFT_DOUBLE if doubles use software floating-point.
14649 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
14650 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14651 * config/rs6000/darwin-ldouble.c: Also compile functions for
14652 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
14653 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14654 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
14655 commented-out long double override.
14656 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
14657 * config/rs6000/eabispe.h: Likewise.
14658 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
14659 long double for non-SPE.
14660 (rs6000_handle_option): Likewise.
14661 (invalid_e500_subreg): Disallow more subregs involding DImode,
14662 DFmode, TImode or TFmode.
14663 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
14665 (legitimate_lo_sum_address_p): Also check for TFmode for E500
14667 (rs6000_legitimize_address): Also handle TFmode for E500 double.
14668 (rs6000_legitimize_reload_address): Also handle TFmode for E500
14670 (rs6000_legitimate_address): Also check for TFmode for E500
14672 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
14673 (spe_build_register_parallel): Handle TFmode and TCmode.
14674 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
14676 (function_arg): Handle TFmode and TCmode for E500 double.
14677 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
14679 (print_operand): Handle TFmode and TImode for %y.
14680 (rs6000_generate_compare): Handle TFmode comparisons for E500
14682 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
14683 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
14684 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
14685 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
14686 TFmode for E500 double.
14687 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
14688 (floatsidf2): Enable for E500 double.
14689 (movtf_softfloat): Use rs6000_nonimmediate_operand.
14690 (extenddftf2): Change to extenddftf2_fprs.
14691 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
14692 depending on TARGET_E500_DOUBLE.
14693 (extendsftf2): Enable for E500 double.
14694 (trunctfdf2): Enable for E500 double.
14695 (trunctfsf2): Change to trunctfsf2_fprs.
14696 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
14697 depending on TARGET_E500_DOUBLE.
14698 (floatsitf2): Enable for E500 double.
14699 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
14700 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
14701 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
14702 (negtf2): Change to negtf2_internal.
14703 (negtf2): New expander.
14704 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
14705 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
14706 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
14707 (movdi_internal32): Use rs6000_nonimmediate_operand.
14708 (unnamed splitter): Likewise.
14709 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
14710 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
14711 (SPE64TF, DITI): New mode macros.
14712 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
14715 (frob_<mode>_di_2): New.
14716 (frob_tf_di_8_2): New.
14717 (frob_di_df): Change to frob_di_<mode>; allow more modes.
14719 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
14721 (frob_ti_<mode>_8_2): New.
14722 (frob_ti_tf_2): New.
14723 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
14724 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
14726 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
14727 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
14728 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
14729 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
14730 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
14731 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
14734 2007-01-23 Ian Lance Taylor <iant@google.com>
14736 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
14738 (OBJS-archive): Reformat, alphabetize.
14739 (OBJS): Change out_object_file to OBJS-md.
14741 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
14743 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14744 JUMP_P and CALL_P predicates where applicable.
14745 * config/i386/i386.c: Ditto.
14746 * config/i386/i386.md: Ditto.
14747 * config/i386/mmx.md: Ditto.
14748 * config/i386/predicates.md: Ditto.
14750 2007-01-22 Andreas Schwab <schwab@suse.de>
14752 * config/m68k/m68k.h: Fix comment.
14754 2007-01-22 Jan Hubicka <jh@suse.cz>
14756 * passes.c (init_optimization_passes): Do not rerun
14757 pass_early_warn_uninitialized.
14759 2007-01-22 Richard Guenther <rguenther@suse.de>
14761 PR tree-optimization/30038
14762 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
14764 (execute_cse_sincos_1): Likewise.
14765 (execute_cse_sincos): Likewise.
14766 (gate_cse_sincos): Likewise.
14767 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
14768 the cexpi() canonicalization of sincos().
14769 * tree-pass.h (pass_cse_sincos): Declare.
14770 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
14772 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14774 PR rtl-optimization/29329
14775 * combine.c (replaced_rhs_insn): Rename to i2mod.
14776 (replaced_rhs_value): Rename to i2mod_new_rhs.
14777 (i2mod_old_rhs): New global variable.
14778 (combine_instructions): Adjust for above change. Save a copy of
14779 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
14780 note are substituted in the second instruction.
14781 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
14782 ditch the note if it pertains to the second eliminated register
14783 and this register is mentioned in i2mod_old_rhs.
14786 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
14788 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
14789 the insn to which the note was originally attached.
14791 2007-01-21 Jan Hubicka <jh@suse.cz>
14793 * ipa-inline.c (inlining_mode): Comment, move up.
14794 (cgraph_decide_inlining_incrementally): Do not perform inlining
14795 itself; fix handling of flattening of self recursive functions.
14796 (cgraph_find_cycles): Remove.
14797 (cgraph_flatten_node): Remove.
14798 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
14799 (try_inline): New function.
14800 (cgraph_early_inlining): Update call of
14801 cgraph_decide_inlining_incrementally. Apply inlining here.
14802 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
14804 2007-01-21 Dirk Mueller <dmueller@suse.de>
14807 * tree-vrp.c (check_array_bounds): do not warn
14808 about ADDR_EXPR's of ARRAY_REF's which are immediately
14809 used in binary expressions.
14811 2007-01-21 Ira Rosen <irar@il.ibm.com>
14813 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
14814 read_write_dep and macros for its access.
14815 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
14816 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
14817 argument, call vect_check_interleaving for every independent pair of
14818 data-refs. Mark loads that access the same memory location as a store
14820 (vect_check_dependences): Remove.
14821 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
14822 call, fix the call to vect_analyze_data_ref_dependence.
14823 (vect_analyze_data_ref_access): For statements that access the same
14824 data-ref, check that they are not stores; for loads, check that there
14825 is no store that access the same location.
14827 2007-01-20 Roger Sayle <roger@eyesopen.com>
14828 Joseph Myers <joseph@codesourcery.com>
14830 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
14831 (-fdump-rtl-stack): Likewise.
14832 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
14833 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
14834 (-mpt-fixed): Use @minus{} for minus sign.
14835 (Using Precompiled Headers): Fix under/overfull hbox.
14837 2007-01-20 Jan Hubicka <jh@suse.cz>
14839 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
14840 place within annotation.
14842 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14844 * pa.c (output_move_double): Change array size of xoperands to 4.
14846 2007-01-20 Jan Hubicka <jh@suse.cz>
14848 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
14851 2007-01-19 Ian Lance Taylor <iant@google.com>
14853 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
14854 constant to unsigned HOST_WIDE_INT before negating.
14856 2007-01-19 Ian Lance Taylor <iant@google.com>
14858 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
14860 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
14861 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14862 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
14863 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
14864 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14865 (realloc_vdef, realloc_vuse): Change second parameter to
14867 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
14868 fields to unsigned.
14869 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
14870 unsigned. Change x and lim locals to unsigned.
14871 (realloc_vdef, realloc_vuse): Change num_elem parameter to
14873 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
14874 (copy_virtual_operands): Change i and n locals to unsigned.
14876 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14878 PR middle-end/29335
14879 * builtins.c (fold_builtin_1): Handle builtin fdim.
14881 2007-01-20 Jan Hubicka <jh@suse.cz>
14883 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
14884 * tree-ssa-structalias.c (compute_points_to_sets): Do call
14885 init_alias_heapvars.
14886 (init_alias_heapvars): Initialize only when not already initialized.
14887 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
14889 2007-01-19 Roger Sayle <roger@eyesopen.com>
14891 * common.opt (fsigned-zeros): New command line option.
14892 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
14893 of flag_unsafe_math_optimizations.
14894 * opts.c (set_fast_math_flags): The -ffast-math command line option
14895 implies -fno-signed-zeros.
14896 (fast_math_flags_set_p): Likewise.
14898 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
14899 the documentation of -ffast-math appropriately. Wrap long lines.
14901 2007-01-19 Steve Ellcey <sje@cup.hp.com>
14903 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
14904 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
14906 2007-01-19 Tomas Bily <tbily@suse.cz>
14908 * cgraphunit.c (cgraph_finalize_function): Updating of pid
14910 (tree_init_ic_make_global_vars): New function
14911 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
14912 (tree_gen_ic_profiler): New function
14913 (tree_gen_ic_func_profiler): New function
14914 (tree_profiling): Added calling of tree_gen_ic_func_profiler
14915 (tree_profile_hooks): Added hook for indirec/virtual calls
14916 * value-prof.c (tree_find_values_to_profile): New case for
14918 (tree_values_to_profile): Call for determining indirect/virtual
14920 (tree_indirect_call_to_profile): New function
14921 (tree_ic_transform): New function
14922 (tree_ic): New function
14923 (find_func_by_pid): New function
14924 (init_pid_map): New function
14925 (tree_value_profile_transformations): Added check for
14926 indirect/virtual call transformation
14927 * value-prof.h (enum hist_type): New counter type for
14928 indirect/virtual calls
14929 (profile_hooks): Added new hook for profiling indirect/virtual
14931 * profile.c (instrument_values): New case for indirect/virtual
14933 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
14934 (GCOV_COUNTER_V_INDIR): New counter type
14935 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
14936 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
14938 * cgraph.c: Definition of cgraph_max_pid
14939 (cgraph_create_node): Default init of pid attribute
14940 * cgraph.h: Declaration of cgraph_max_pid
14941 (struct cgraph_node): Added pid attribute
14942 * libgcov.c (__gcov_indirect_call_profiler): New function
14943 (__gcov_one_value_profiler_body): New function
14944 (__gcov_one_value_profiler): Body was moved to
14945 __gcov_one_value_profiler_body and calls it
14947 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
14949 * doc/gty.texi (Options): Document the mark_hook option to GTY.
14950 * gengtype.c (write_types_data, write_func_for_structure,
14951 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
14952 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
14953 (walk_type, write_func_for_structure): Generate the mark_hook if
14956 2007-01-19 Jan Hubicka <jh@suse.cz>
14958 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
14959 'early' argument take inlining mode argument specifying whether to
14960 inline for size/speeed or all functions; add support for flattening;
14962 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
14964 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14967 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
14968 the name of the declared identifier.
14970 2007-01-19 Dirk Mueller <dmueller@suse.de>
14972 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
14973 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
14974 duplicate evaluation.
14976 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14978 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
14979 Macroize expander using X87MODEF12 mode macro. Extend operand 1
14980 to XFMode, use acosxf2 and truncate result to requested mode.
14981 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
14982 (asin<mode>2): Similarly, with asin expanders.
14983 (*fscalexf4_i387): Rename from *fscalexf4.
14984 (expNcorexf3): New expander.
14985 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
14986 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
14987 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
14988 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
14989 patterns for SSE math.
14990 (exp10<mode>2): Similarly, with exp10 expanders.
14991 (exp2<mode>2): Similarly, with exp2 expanders.
14992 (expm1<mode>2): Similarly, with expm1 expanders.
14993 (ldexp<mode>3): Similarly, with ldexp expanders.
14994 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
14995 Use gen_truncxf<mode>2_i387_noop to truncate result.
14997 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14999 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
15000 for ColdFire targets.
15002 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
15003 Richard Sandiford <richard@codesourcery.com>
15005 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
15006 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
15007 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
15008 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
15009 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15010 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15012 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15014 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
15015 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
15016 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
15017 (*adddi_dilshr32_cf): New pattern.
15018 (adddi3, subdi3): Remove first alternatives.
15020 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15022 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
15023 implemented using move.l, do not use its cc result for floating-point
15026 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15028 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
15029 from accepting 's' constraints if flag_pic.
15031 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15033 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
15034 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
15035 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
15036 condition from TARGET_68881 to TARGET_HARD_FLOAT.
15038 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
15040 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
15041 ColdFire alternatives.
15042 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
15043 * config/m68k/m68k.md (clzsi2): Define for ColdFire
15044 architectures that support ff1 instruction.
15046 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15047 Julian Brown <julian@codesourcery.com>
15049 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
15050 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
15051 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
15054 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15056 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
15058 (output_move_const_into_data_reg, output_move_simode_const): Delete.
15059 * config/m68k/m68k.c (const_method, const_int_cost): Take a
15060 HOST_WIDE_INT instead of an rtx.
15061 (m68k_rtx_costs): Update call accordingly.
15062 (output_move_const_into_data_reg): Likewise. Fix formatting.
15063 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
15065 (output_move_simode_const): Update calls after above changes.
15066 Rework to use automatic variables and predicates like MEM_P.
15067 * config/m68k/m68k.md (pushexthisi_const): Update call to
15070 2007-01-19 Dirk Mueller <dmueller@suse.de>
15072 * tree-ssa-alias.c (perform_var_substitution): Fix typo
15073 in dump_flags test.
15075 2007-01-19 Richard Guenther <rguenther@suse.de>
15077 * builtins.c (expand_builtin_cexpi): Fall back to expanding
15078 via cexp in case sincos is not available.
15080 2007-01-19 Richard Guenther <rguenther@suse.de>
15082 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
15083 * defaults.h (TARGET_HAS_SINCOS): Default to off.
15084 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
15085 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
15086 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
15087 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
15088 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
15089 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
15091 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15093 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
15095 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
15096 (atan2xf3): Directly generate RTL pattern.
15097 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
15098 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15099 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15100 disable patterns for SSE math.
15101 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
15102 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15103 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15104 disable patterns for SSE math.
15106 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
15108 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
15110 2007-01-18 Roger Sayle <roger@eyesopen.com>
15112 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
15113 VIEW_CONVERT_EXPR to the same type as it's operand.
15115 2007-01-18 David Edelsohn <edelsohn@gnu.org>
15117 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
15118 configured for long double 128.
15120 2007-01-18 Mike Stump <mrs@apple.com>
15122 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
15125 2007-01-18 Michael Meissner <michael.meissner@amd.com>
15127 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
15130 2007-01-18 Jan Hubicka <jh@suse.cz>
15132 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
15133 greater than NUM_VOP_FREE_BUCKETS.
15135 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
15137 * tree-ssa-structalias.c: Update comments.
15138 (ptabitmap_obstack): Removed.
15139 (pta_obstack): New.
15140 (oldpta_obstack): Ditto.
15141 (stats): Add a few members.
15142 (struct variable_info): Remove node, complex, address_taken, and
15143 indirect_target members. Add oldsolution member.
15144 (new_var_info): Do not initialize removed members.
15145 (constraint_expr_type): Remove INCLUDES.
15146 (constraint_graph): Add size, implicit_preds, rep,
15147 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
15148 (FIRST_REF_NODE): New macro.
15149 (LAST_REF_NODE): Ditto.
15150 (FIRST_ADDR_NODE): Ditto.
15151 (find): New function.
15153 (dump_constraint): Do not handle INCLUDES.
15154 (insert_into_complex): Do not insert duplicate constraints.
15155 (condense_varmap_nodes): Renamed and rewritten into ...
15156 (merge_node_constraints): This. Also fix bug in handling of
15157 offseted copy constraints.
15158 (clear_edges_for_node): No longer need to deal with preds at all,
15159 or removing associated preds/succs.
15160 (merge_graph_nodes): Deal with indirect_cycles.
15161 Don't deal with predecessors.
15162 (add_implicit_graph_edge): New function.
15163 (add_pred_graph_edge): Ditto.
15164 (add_graph_edge): Don't deal with predecessors.
15165 (build_constraint_graph): Removed.
15166 (build_pred_graph): New function.
15167 (build_succ_graph): Ditto.
15168 (struct scc_info): Removed in_component. Added roots, dfs, and
15169 node_mapping. Remove visited_index, unification_queue.
15170 (scc_visit): Deal with union-find we do now.
15171 Deal with cycles with REF nodes.
15172 (collapse_nodes): Renamed and rewritten to ...
15173 (unify_nodes): This.
15174 (process_unification_queue): Removed.
15175 (topo_visit): Cleanup
15176 (do_da_constraint): Use find.
15177 (do_sd_constraint): Ditto.
15178 (do_ds_constraint): Ditto.
15179 (do_complex_constraint): Ditto.
15180 (init_scc_info): Update for removed and added members.
15181 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
15182 (find_indirect_cycles): This.
15183 (equivalence_class): New variable.
15184 (label_visit): New function.
15185 (perform_variable_substitution): Rewritten.
15186 (free_var_substitution_info): New function.
15187 (find_equivalent_node): Ditto.
15188 (move_complex_constraints): Ditto.
15189 (eliminate_indirect_cycles): Ditto.
15190 (solve_graph): Only propagate changed bits.
15191 Use indirect cycle elimination.
15193 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
15194 (tree_id_eq): Renamed to ...
15195 (tree_vi_eq): This. Update for member change
15196 (insert_id_for_tree): Renamed and rewritten to ...
15197 (insert_vi_for_tree): This.
15198 (lookup_id_for_tree): Renamed and rewritten to ...
15199 (lookup_vi_for_tree): This.
15200 (get_id_for_tree): Renamed and rewritten to ...
15201 (get_vi_for_tree): Ditto.
15202 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
15203 (process_constraint): Don't handle INCLUDES.
15204 Remove special ADDRESSOF case.
15205 (find_func_aliases): Rewrite to use vi functions instead of id
15207 (create_function_info_for): Ditto.
15208 (create_variable_info_for): Ditto.
15209 (intra_create_variable_infos): Ditto.
15210 (merge_smts_into): Ditto.
15211 (find_what_p_points_to): Ditto.
15212 (init_base_vars): Ditto.
15213 (init_alias_vars): Ditto.
15214 (remove_preds_and_fake_succs): New function.
15215 (dump_sa_points_to_info): Dump new stats.
15216 (dump_solution_for_var): Use find.
15217 (set_used_smts): Fix formatting.
15218 (compute_points_to_sets): Updated for new functions.
15219 (ipa_pta_execute): Ditto.
15221 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15222 Richard Sandiford <richard@codesourcery.com>
15224 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
15226 * calls.c (expand_call): If the return value is a PARALLEL,
15227 extract its first member.
15228 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
15229 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15230 use FUNCTION_EXTRA_EPILOGUE.
15231 (m68k_function_value): Return a PARALLEL if the return value
15232 is of a pointer type.
15233 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
15234 (FUNCTION_EXTRA_EPILOGUE): Remove.
15235 * config/m68k/m68k.md (D0_REG): New constant.
15237 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15239 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15240 output a NOP for empty epilogues.
15242 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15244 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
15245 before function. Extend register save check to include all
15246 registers, not just integer ones.
15248 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15250 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
15251 (m68k_use_return_insn): ...this.
15252 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
15253 * config/m68k/m68k.c (use_return_insn): Rename to...
15254 (m68k_use_return_insn): ...this.
15255 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
15256 of USE_RETURN_INSN.
15258 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15260 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
15261 nearest even, fix denormal rounding overflow.
15263 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15265 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
15266 f%$smove and f%$move.
15267 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
15268 (extendsfdf2_cf): Use fdmove instead of f%&move.
15269 (truncdfsf2_cf): Use fsmove instead of f%$smove.
15270 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
15272 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15274 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
15277 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15279 * real.h (real_format): Add a canonical_nan_lsbs_set field.
15280 (coldfire_single_format): Declare.
15281 (coldfire_double_format): Likewise.
15282 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
15283 of qnan_msb_set to determine the lower bits of a canonical
15285 (encode_ieee_double): Likewise.
15286 (encode_ieee_quad): Likewise.
15287 (ieee_single_format): Initialize canonical_nan_lsbs_set.
15288 (mips_single_format): Likewise.
15289 (ieee_double_format): Likewise.
15290 (mips_double_format): Likewise.
15291 (ieee_extended_motorola_format): Likewise.
15292 (ieee_extended_intel_96_format): Likewise.
15293 (ieee_extended_intel_128_format): Likewise.
15294 (ieee_extended_intel_96_round_53_format): Likewise.
15295 (ibm_extended_format): Likewise.
15296 (mips_extended_format): Likewise.
15297 (ieee_quad_format): Likewise.
15298 (mips_quad_format): Likewise.
15299 (vax_f_format): Likewise.
15300 (vax_d_format): Likewise.
15301 (vax_g_format): Likewise.
15302 (i370_single_format): Likewise.
15303 (i370_double_format): Likewise.
15304 (decimal_single_format): Likewise.
15305 (decimal_double_format): Likewise.
15306 (decimal_quad_format): Likewise.
15307 (c4x_single_format): Likewise.
15308 (c4x_extended_format): Likewise.
15309 (real_internal_format): Likewise.
15310 (coldfire_single_format): New real_format.
15311 (coldfire_double_format): Likewise.
15312 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
15313 canonical_nan_lsbs_set.
15314 (pdp11_d_format): Likewise.
15315 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
15316 if TARGET_COLDFIRE_CPU.
15318 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15320 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
15321 (output_call, m68k_legitimize_call_address): Declare.
15322 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
15323 parenthesees. Add support for a 'W' constraint.
15324 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
15325 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
15326 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
15327 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
15329 (override_options): Initialize them. Do not set flag_no_function_cse
15330 for TARGET_ID_SHARED_LIBRARY.
15331 (m68k_output_pic_call): Delete.
15332 (m68k_legitimize_call_address): New function.
15333 (print_operand): Remove the %o prefix. Handle the %p prefix.
15334 (output_call): New function.
15335 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
15336 target address from the GOT if symbolic jumps are not allowed.
15337 * config/m68k/m68k.md (call, general_operand): Do not set
15338 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
15339 Merge separate flag_pic and !flag_pic define_insns into...
15340 (*call, *call_value): ...these new patterns. Match the address
15341 rather than the containing MEM and require it to be a call_operand.
15342 Use output_call to generate the asm template.
15343 * config/m68k/predicates.md (const_call_operand): New predicate.
15344 (call_operand): Likewise.
15346 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15348 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
15349 (STACK_GROWS_DOWNWARD): Define to 1.
15350 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
15351 comments, emphasizing that these values are only defaults.
15352 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
15353 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
15355 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15357 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
15359 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15360 Richard Sandiford <richard@codesourcery.com>
15362 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
15363 (FP_REGNO_P): New macros.
15364 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
15365 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
15366 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
15367 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
15369 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15371 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15372 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
15374 * config/m68k/t-floatlib: New file, extracting common code from...
15375 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
15376 * config/m68k/t-uclinux: Here.
15377 * config/m68k/fpgnulib.c: Do not compile extendeed precision
15378 routines on ColdFire targets.
15380 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15382 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15383 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
15384 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
15385 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
15386 explicitly set MOTOROLA to 1.
15387 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
15389 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15390 Nathan Sidwell <nathan@codesourcery.com>
15392 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
15393 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
15394 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
15395 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
15396 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
15397 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
15398 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
15399 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
15400 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
15401 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
15402 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
15403 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
15404 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
15405 (DBX_REGISTER_NUMBER): Delete.
15406 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
15407 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
15408 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
15410 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15412 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
15413 * config/flat.h: New file.
15414 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
15415 OBJECT_FORMAT_FLAT.
15416 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
15417 indirect references for -msep-data or -mid-shared-library.
15418 Do not use PC-relative code addresses either.
15419 * config/m68k/m68k.c (override_options): Restrict -fPIC error
15421 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
15422 for shared libraries and crt1.o for executables. Use crti.o and
15424 (ENDFILE_SPEC): Use crtend.o and crtn.o.
15425 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
15426 Do not add -elf2flt or -shared-lib-id options here.
15427 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
15428 Pass -shared-lib-id if -mid-shared-library, taking the library
15429 identifier from -mshared-library-id if given, otherwise
15431 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
15432 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
15433 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
15434 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
15435 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
15436 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
15438 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
15439 jump sequence for ISA A and ISA A+.
15440 (PICJUMP): Likewise.
15442 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15444 * config.gcc (m68k-*-uclinux*): Base the port on the common
15445 and m68k GNU/Linux files rather than on the generic ELF ones.
15446 * config/m68k/uclinux.h (TARGET_VERSION): Override.
15447 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
15449 2007-01-18 Julian Brown <julian@codesourcery.com>
15450 Richard Sandiford <richard@codesourcery.com>
15452 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
15453 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15454 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
15456 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
15457 80 unconditionally.
15458 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15460 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15462 * doc/install.texi: Document m68k-uclinuxoldabi.
15463 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
15464 * config/m68k/uclinux-oldabi.h: New file, copied from
15465 config/m68k/uclinux.h.
15467 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
15469 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
15470 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
15471 (m32r_compute_frame_size): Use unsigned for regno.
15472 (m32r_reload_lr): Use gen_frame_mem.
15474 (m32r_output_function_epilogue): Don't output the function epilogue
15476 (m32r_expand_epilogue): New.
15477 (direct_return): Return false if the function has the interrupt
15479 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
15480 * config/m32r/m32r.md (epilogue): New expander.
15481 (return_lr, return_rte): New insns.
15482 (return): Make it expander.
15483 (return_normal): New expander.
15485 2007-01-18 Josh Conner <jconner@apple.com>
15488 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
15489 support for UNLE, UNLT, UNGE, and UNGT.
15491 2007-01-18 Jan Hubicka <jh@suse.cz>
15493 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
15494 * tree-tailcall (add_virtual_phis): Likewise.
15495 (optimize_tail_call): Return TODOs.
15496 (execute_tail_calls): Return TODOs.
15497 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
15498 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
15500 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15501 Cleanup cfg using TODO.
15502 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
15503 * passes.c (execute_function_todo): When cleanup did something, remove
15505 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
15506 (make_edges): Don't cleanup_cfg.
15508 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
15510 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
15511 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
15512 operate on the top of stack.
15513 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
15514 register handling of instructions that output to the second
15516 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
15517 (move_for_stack_reg): Special-case check for dead destination
15518 stack slot for constant load of 1.0 inside UNSPEC_TAN.
15520 * config/i386/i386.md (UNSPEC_TAN): New constant.
15521 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
15522 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
15523 to correctly model move of constant 1.0 to top stack slot.
15524 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
15525 (unnamed peephole2 pattern): Remove corresponding peephole2
15526 pattern that optimizes tan insn and loading of constant 1.0.
15527 (tanxf2): Use fptanxf4_i387.
15528 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
15529 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
15530 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15531 disable patterns for SSE math.
15532 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
15533 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
15535 2007-01-18 Dirk Mueller <dmueller@suse.de>
15536 Richard Guenther <rguenther@suse.de>
15539 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
15540 * common.opt (Warray-bounds): Add new warning option.
15541 * c-opts.c (c_common_handle_option): Define -Warray-bounds
15543 * Makefile.in: make tree-vrp.o depend on toplev.h
15544 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
15546 (check_array_refs, check_array_bounds, check_array_ref): New.
15548 2007-01-18 Jan Hubicka <jh@suse.cz>
15550 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
15551 (execute_ssa_ccp): Return flags conditionally.
15552 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
15554 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
15556 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
15558 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
15559 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
15561 * Makefile.c (GTFILES): Add cfglayout.h.
15562 * gengtype.c (open_base_files): Likewise.
15563 * cfglayout.c (cfg_layout_function_footer,
15564 cfg_layout_function_header) Reindent to make gengtype happy.
15565 * cfglayout.h (cfg_layout_function_footer,
15566 cfg_layout_function_header): Add GTY(()) marker.
15568 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
15570 2007-01-18 Ben Elliston <bje@au.ibm.com>
15572 * genautomata.c (write_automata): Include xstrerror output in the
15573 error message if writing the DFA description file fails.
15575 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
15577 * config/mips/mips-protos.h (mips_output_external): Make it
15579 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
15580 * config/mips/mips.c (irix_output_external_libcall): Likewise.
15581 (extern_list): Likewise.
15582 (extern_head): Likewise.
15583 (TARGET_ASM_FILE_END): Likewise.
15584 (mips_file_end): Likewise.
15585 (mips_output_external): Rewritten.
15587 2007-01-18 Ben Elliston <bje@au.ibm.com>
15589 * genpreds.c (write_insn_preds_c): Only write out the function
15590 body for regclass_for_constraint if we have register constraints.
15592 2007-01-17 Tom Tromey <tromey@redhat.com>
15594 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
15595 * doc/install.texi (Testing): Use sourceware.org.
15596 (Binaries): Likewise.
15597 (Specific): Likewise.
15598 * doc/contrib.texi (Contributors): Use sourceware.org.
15600 2007-01-17 Anatoly Sokolov <aesok@post.ru>
15602 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
15603 (AVR_ENHANCED): Rename to ...
15604 (AVR_HAVE_MUL): ... new.
15605 (avr_enhanced_p): Rename to ...
15606 (avr_have_mul_p): ... new.
15607 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
15608 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
15609 * config/avr/avr.c (avr_enhanced_p): Rename to ...
15610 (avr_have_mul_p): ... new.
15611 (base_arch_s): Rename 'enhanced' to 'have_mul'.
15612 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
15613 'avr_enhanced_p' and 'enhanced'.
15614 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
15615 AVR_HAVE_MUL instead of AVR_ENHANCED.
15616 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15617 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
15618 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
15619 instead of AVR_ENHANCED.
15620 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15621 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
15622 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
15624 2007-01-17 Ian Lance Taylor <iant@google.com>
15626 * vec.h (VEC_reserve_exact): Define.
15627 (vec_gc_p_reserve_exact): Declare.
15628 (vec_gc_o_reserve_exact): Declare.
15629 (vec_heap_p_reserve_exact): Declare.
15630 (vec_heap_o_reserve_exact): Declare.
15631 (VEC_OP (T,A,reserve_exact)): New static inline function, three
15633 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
15634 negative parameter.
15635 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
15636 (VEC_OP (T,A,copy)) [all versions]: Likewise.
15637 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
15638 * vec.c (calculate_allocation): Add exact parameter. Change all
15640 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
15641 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
15642 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
15643 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
15644 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
15645 (vec_heap_p_reserve_exact): New function.
15646 (vec_heap_o_reserve_exact): New function.
15648 2007-01-17 Jan Hubicka <jh@suse.cz>
15650 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
15652 2007-01-17 Eric Christopher <echristo@apple.com>
15654 * config.gcc: Support core2 processor.
15656 2007-01-16 Jan Hubicka <jh@suse.cz>
15658 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
15659 the names, just unlink the chain so we don't crash on dangling pointers
15662 2007-01-16 Jan Hubicka <jh@suse.cz>
15664 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
15665 * tree-pass.h: Reorder to make IPA passes appear toegher.
15666 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
15667 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
15668 parameters, do not call early inliner.
15669 * ipa-inline.c: Update comments. Include tree-flow.h
15670 (cgraph_decide_inlining): Do not compute inlining parameters.
15671 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
15672 be called with function context set up.
15673 (pass_ipa_inline): Remove unreachable functions before pass.
15674 (cgraph_early_inlining): Simplify assuming to be called from the
15676 (pass_early_inline): New pass.
15677 (cgraph_gate_ipa_early_inlining): New gate.
15678 (pass_ipa_early_inline): Turn into simple wrapper.
15679 (compute_inline_parameters): New function.
15680 (gate_inline_passes): New gate.
15681 (pass_inline_parameters): New pass.
15682 (apply_inline): Move here from tree-optimize.c
15683 (pass_apply_inline): New pass.
15684 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
15686 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
15687 doing them by hand.
15688 (tree_function_versioning): Do not allocate dummy struct function.
15689 * tree-inline.h (optimize_inline_calls): Update prototype.
15690 * tree-optimize.c (execute_fixup_cfg): Export.
15691 (pass_fixup_cfg): Remove
15692 (tree_rest_of_compilation): Do not apply inlines.
15693 * tree-flow.h (execute_fixup_cfg): Declare.
15694 * Makefile.in (gt-passes.c): New.
15695 * passes.c: Include gt-passes.h
15696 (init_optimization_passes): New passes.
15697 (nnodes, order): New static vars.
15698 (do_per_function_toporder): New function.
15699 (execute_one_pass): Dump current pass here.
15700 (execute_ipa_pass_list): Don't dump current pass here.
15702 2007-01-16 Janis Johnson <janis187@us.ibm.com>
15704 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
15705 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
15707 2007-01-16 David Edelsohn <edelsohn@gnu.org>
15709 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
15710 (strong_alias): Define.
15711 (__gcc_qmul): Provide non-FMA for soft-float.
15712 (__gcc_qdiv): Same.
15717 (__gcc_qunord): New.
15727 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
15728 soft-float functions.
15729 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
15730 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
15731 about long double soft float.
15733 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
15734 Tehila Meyzels <tehila@il.ibm.com>
15736 * tree-vectorizer.h (is_pattern_stmt_p): New.
15737 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
15738 formatting (tabs instead of spaces). Cleanup and clarify setting
15739 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
15740 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
15741 (vectorizable_type_demotion): Check that types are integral.
15742 (vectorizable_type_promotion): Likewise.
15743 (vectorizable_store): Fix typo. Eliminate new-line at end of
15746 2007-01-16 Jan Hubicka <jh@suse.cz>
15748 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
15751 2007-01-15 Eric Christopher <echristo@apple.com>
15753 * ifcvt.c: Include vec.h, vecprim.h.
15754 (check_cond_move_block): New argument regs.
15755 Reorganize. Add registers used to regs.
15756 (cond_move_process_if_block): Use regs set above as
15759 2007-01-15 Eric Christopher <echristo@apple.com>
15761 * config/darwin.h: Update copyright.
15762 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
15763 (LINK_COMMAND_SPEC): Add -u.
15764 (LINK_SPEC): Fix umbrella for above.
15766 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
15768 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
15771 2007-01-15 Tom Tromey <tromey@redhat.com>
15773 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
15774 * doc/install.texi (Testing): Don't mention jacks.
15775 (Configuration): Document --enable-java-maintainer-mode. Move
15776 --with-java-home to libgcj-specific section. Document
15778 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
15780 2007-01-15 Jan Hubicka <jh@suse.cz>
15782 * tree-ssa-dce.c (DCE_TODOs): New.
15783 (propagate_necessity): Return if something changed.
15784 (eliminate_unnecessary_stmts): Likewise.
15785 (perform_tree_ssa_dce): Return TODO flags when needed.
15786 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
15788 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
15790 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
15791 (fyl2x_extend<mode>xf3_i387): New insn pattern.
15792 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
15793 patterns using X87MODEF12 mode macro. Extend operand 1
15794 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15795 (log10<mode>2): Ditto.
15796 (log2<mode>2): Ditto.
15797 (log1p<mode>2): Ditto.
15798 (logb<mode>2): Ditto.
15799 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
15800 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
15801 (*fxtractxf3_i387): Rename from *fxtractxf3.
15802 (fxtract_extend<mode>xf3_i387): New insn pattern.
15803 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
15804 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
15805 and gen_fyl2xxf3_i387().
15807 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
15809 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
15810 * cfgloopmanip.c (fix_loop_placement): Made static. Use
15811 get_loop_exit_edges. Changed return type to bool.
15812 * cfgloop.h (fix_loop_placement): Declaration removed.
15814 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
15816 * param.h (MIN_VECT_LOOP_BOUND): New.
15817 * params.def (MIN_VECT_LOOP_BOUND): New.
15818 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
15819 argument - minimum threshold for number of iterations.
15820 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
15821 argument to declaration.
15822 * tree-vect-analyze.c (vect_analyze_operations): Check value of
15823 MIN_VECT_LOOP_BOUND.
15824 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
15825 slpeel_tree_peel_loop_to_edge with additional argument.
15826 (vect_do_peeling_for_alignment): Likewise.
15827 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
15829 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
15832 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
15833 operands of size 1.
15835 2007-01-14 Jan Hubicka <jh@suse.cz>
15837 * tree-dfa.c (remove_referenced_var): New function.
15838 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
15839 prune referenced vars list too.
15840 * tree-flow.h (remove_referenced_var): Declare.
15842 2007-01-14 Jan Hubicka <jh@suse.cz>
15844 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
15846 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
15847 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
15848 * except.h (verify_eh_throw_table_statements): Kill prototype.
15849 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
15850 into call exrepssions.
15851 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
15853 * tree-cfg.c: Include pointer-set.h.
15854 (verify_node_sharing): Work on pointer set.
15855 (verify_eh_throw_stmt_node): New.
15856 (verify_stmts): Use pointers sets, verify throw_stmt.
15858 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
15860 * ipa-reference.c (analyze_function): Consider also addresses taken
15863 2007-01-12 Roger Sayle <roger@eyesopen.com>
15865 * c-typeck.c (null_pointer_constant_p): Replace use of
15866 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15867 (build_c_cast): Likewise.
15869 2007-01-12 Roger Sayle <roger@eyesopen.com>
15871 * tree.h (force_fit_type_double): Remove unused final argument.
15872 * c-common.c (constant_expression_warning): Replace use of
15873 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15874 (convert_and_check): Likewise.
15875 (shorten_compare): Update call to force_fit_type_double.
15876 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
15877 * convert.c (convert_to_pointer): Update call to
15878 force_fit_type_double.
15879 * fold-const.c (force_fit_type_double): Remove overflowed_const
15881 (int_const_binop, fold_convert_const_int_from_int,
15882 fold_convert_const_int_from_real, fold_div_compare,
15883 fold_sign_changed_comparison, fold_unary, fold_negate_const,
15884 fold_abs_const, fold_not_const): Remove the final argument from
15885 calls to force_fit_type_double.
15887 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15889 * configure.ac: Set insn to "nop" for spu-*-* also.
15890 * configure: Regenerate.
15892 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
15894 * builtins.def : Add BUILT_IN_FREE.
15896 2007-01-12 Jan Hubicka <jh@suse.cz>
15898 PR tree-optimization/30443
15899 * tree-inline.c (tree_function_versioning): Do not optimize when
15900 cloning for inlining.
15902 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
15904 * doc/loop.texi: Document recording of loop exits.
15905 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
15906 (update_single_exits_after_duplication,
15907 update_single_exit_for_duplicated_loop,
15908 update_single_exit_for_duplicated_loops): Removed.
15909 (duplicate_loop_to_header_edge): Do not call
15910 update_single_exits_after_duplication and
15911 update_single_exit_for_duplicated_loops.
15912 (loop_version): Do not update single_exit information.
15913 (fix_loop_structure): Use record_loop_exits instead of
15914 mark_single_exit_loops.
15915 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
15916 the lists of loop exits.
15917 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
15918 split_edge, merge_blocks): Update the lists of loop exits.
15919 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
15920 loop_optimizer_init.
15921 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
15922 of mark_single_exit_loops.
15923 (loop_optimizer_finalize): Call release_recorded_exits.
15924 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
15925 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
15926 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
15927 update single exit information.
15928 * lambda-code.c (perfect_nestify): Ditto.
15929 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
15930 (mark_single_exit_loops): Removed.
15931 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
15932 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
15933 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
15935 (get_loop_exit_edges, single_exit): Use recorded exit lists.
15936 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
15937 (verify_loop_structure): Verify consistency of the exit lists.
15938 (flow_loops_find): Use alloc_loop. Initialize exits hash.
15939 (set_single_exit): Removed.
15940 * cfgloop.h (struct loop_exit): New function.
15941 (struct loop): single_exit_ field replaced by exits field.
15942 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
15943 (struct loops): Added exits hash.
15944 (mark_single_exit_loops, set_single_exit): Declaration removed.
15945 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
15947 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15949 * doc/invoke.texi: Avoid use of @headitem.
15951 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15953 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
15955 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15957 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
15960 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15961 Richard Sandiford <richard@codesourcery.com>
15963 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
15964 * config/m68k/m68k.opt: Resort options.
15965 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
15967 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15968 Richard Sandiford <richard@codesourcery.com>
15970 * doc/invoke.texi: Document the macros that are defined by
15971 m68k's -mtune and -mhard-float options.
15972 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
15973 (m68k_cpp_cpu_family): Likewise.
15974 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
15975 of __ucfv*__ macros. Define __mcffpu__ if generating code for
15976 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
15977 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
15978 (m68k_cpp_cpu_family): Likewise.
15980 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15982 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
15983 macros besides mc68000 as tuning macros. Use a switch statement
15984 to set them and mcpu32.
15986 2007-01-12 Julian Brown <julian@codesourcery.com>
15988 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
15989 (TARGET_68040_ONLY): Rename to...
15990 (TARGET_68040): ...this.
15991 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
15992 * config/m68k/m68k.md: Likewise.
15994 2007-01-12 Julian Brown <julian@codesourcery.com>
15995 Nathan Sidwell <nathan@codesourcery.com>
15996 Richard Sandiford <richard@codesourcery.com>
15998 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
15999 the -mcpu= argument associated with the --with-cpu setting.
16000 Define M68K_DEFAULT_TUNE to the default -mtune= option,
16001 if different from the one implied by the -mcpu setting.
16002 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
16003 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
16004 * doc/invoke.texi: Mention ColdFire in the introduction to the
16005 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
16006 -mno-div and -mhard-float options. Make -m68881 a synonym for
16007 -mhard-float. Document the previously-undocumented -m5206e,
16008 -m528x, -m5307 and -m5407 options. Tweak the existing option
16009 documentation for consistency.
16010 * doc/install.texi: Mention new --with-cpu arguments.
16011 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
16012 default CPU if neither -mcpu nor -march are specified.
16013 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
16014 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
16015 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
16016 using m68k_tune to decide between families that implement the
16017 same ISA. Use m68k_tune to set __mcfv4e__.
16018 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
16019 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
16020 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
16021 (FL_ISA_C, FL_ISA_MMU): New macros.
16022 (MASK_COLDFIRE): Delete.
16023 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
16024 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
16025 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
16026 (TARGET_HARD_FLOAT): Do not define here.
16027 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
16028 (TUNE_68000): New macro.
16029 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
16030 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
16031 (TUNE_CFV2): Redefine in terms of m68k_tune.
16032 (uarch_type, target_device, fpu_type): New enums.
16033 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
16034 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
16035 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
16036 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
16037 (FL_FOR_isa_c): New macros.
16038 (m68k_isa): New enum.
16039 (m68k_target_selection): New structure.
16040 (all_devices, all_isas, all_microarchs): New tables.
16041 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
16042 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
16043 (MASK_ALL_CPU_BITS): Delete.
16044 (m68k_find_selection): New function.
16045 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
16046 Map the legacy target options to a combination of the new ones.
16047 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
16048 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
16049 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
16051 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
16052 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
16054 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
16055 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
16056 * config/m68k/m68k-devices.def: New file.
16058 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16059 Nathan Sidwell <nathan@codesourcery.com>
16061 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
16062 (SUBTARGET_EXTRA_SPECS): New macros.
16063 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
16064 use %(asm_cpu_spec) instead.
16065 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
16066 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
16067 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
16068 (EXTRA_SPECS): Rename to...
16069 (SUBTARGET_EXTRA_SPECS): ...this.
16071 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16072 Richard Sandiford <richard@codesourcery.com>
16073 Julian Brown <julian@codesourcery.com>
16075 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16076 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
16077 to the configuration's default CPU.
16078 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
16079 Remove default masks.
16080 (m680[012]0-*-*): Set the default with_cpu to the first part of
16082 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
16083 (m68k*-*-linux): Extend the --with-cpu handling to...
16084 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
16085 and m68010. Don't set target_cpu_default2.
16086 * doc/install.texi: Document --with-cpu for m68k.
16087 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
16088 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
16089 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
16090 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
16091 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
16092 (ASM_SPEC): Remove use of %(asm_cpu_default).
16093 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
16094 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
16095 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
16096 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
16097 __HAVE_FPU__ if TARGET_HARD_FLOAT.
16098 (TARGET_DEFAULT): Delete.
16099 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
16100 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
16101 (CPP_CPU_SPEC): Delete.
16102 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
16103 the appropriate string.
16104 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
16105 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
16106 (ASM_SPEC): Don't use %(asm_default_spec).
16107 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
16108 TARGET_DEFAULT and add MASK_68881.
16109 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
16111 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16113 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
16114 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
16115 MASK_68010 alongside MASK_68020.
16116 * doc/invoke.texi: Document -m68010.
16117 * config/m68k/m68k.opt (m68010): New.
16118 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
16120 (TUNE_68010): New macro.
16121 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
16122 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
16123 (M68K_CPU_m68332): Add MASK_68010.
16124 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
16125 fallback definition.
16126 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
16128 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
16129 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
16130 to all entries that use MASK_68020.
16131 (output_move_simode_const, output_move_himode, output_move_qimode)
16132 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
16133 instead of TARGET_68020 to select clr behavior. Remove comment
16134 about there being no TARGET_68010.
16135 * config/m68k/m68k.md: Likewise throughout.
16137 2007-01-12 Julian Brown <julian@codesourcery.com>
16139 * config/m68k/m68k.h (TARGET_ISAB): New macro.
16140 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
16141 * config/m68k/m68k.md: Likewise.
16143 2007-01-12 Julian Brown <julian@codesourcery.com>
16145 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
16146 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
16148 2007-01-12 Julian Brown <julian@codesourcery.com>
16150 * config/m68k/m68k.h (TUNE_68040_60): New macro.
16151 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
16152 * config/m68k/m68k.md: Likewise.
16154 2007-01-12 Julian Brown <julian@codesourcery.com>
16155 Richard Sandiford <richard@codesourcery.com>
16157 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
16158 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
16159 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
16161 (TARGET_CPU32): Rename to...
16162 (TUNE_CPU32): ...this.
16163 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
16164 (TUNE_CFV2): New macros.
16165 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
16166 remove conditions that are implied by TARGET_68020.
16167 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
16168 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
16169 (m68k_output_function_epilogue): Likewise.
16170 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
16171 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
16172 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
16173 non-68000 timings. Refactor multiplication and division costs.
16174 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
16175 TUNE_CPU32 instead of TARGET_CPU32.
16176 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
16177 and TUNE_68060 instead of TARGET_68060.
16178 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
16179 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
16181 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
16182 && !TARGET_COLDFIRE" to choose between moveq and clr.
16183 Likewise in the unnamed movsf pattern.
16184 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
16185 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
16188 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16190 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
16191 of tabbing before backslashes.
16193 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16195 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
16196 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
16197 (ASM_OUTPUT_INTERNAL_LABEL): Define.
16199 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16201 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
16202 find_interesting_uses_cond.
16203 (find_interesting_uses_cond): Use extract_cond_operands.
16204 (rewrite_use_compare): Use extract_cond_operands and
16205 force_gimple_operand_bsi. Do not call update_stmt.
16206 (determine_use_iv_cost_condition): Use extract_cond_operands.
16207 Return cheaper of using original bound and changing the exit bound.
16209 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16211 PR tree-optimization/29516
16212 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
16213 most_expensive_mult_to_index, addr_to_parts,
16214 create_mem_ref, maybe_fold_tmr): Make the type of
16215 fields of TARGET_MEM_REF sizetype.
16216 (move_fixed_address_to_symbol, move_pointer_to_base):
16218 * tree.def (TARGET_MEM_REF): Add comment on types of
16221 2007-01-11 Joseph Myers <joseph@codesourcery.com>
16223 * c-common.c (vector_types_convertible_p): Treat opaque types as
16224 always convertible if they have the same size, but not otherwise.
16226 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
16228 * ifcvt.c (struct noce_if_info): Add comments to the fields.
16229 Remove the b_unconditional field.
16230 (noce_try_sign_mask): Do not look at b_unconditional.
16231 (noce_process_if_block): Do not use merge_if_blocks. Update
16232 the CFG here. Do not set b_unconditional.
16233 (cond_move_process_if_block): Likewise.
16234 (find_cond_trap): Likewise.
16235 (check_cond_move_block): Require simple jump insns at the end
16236 of the basic block.
16238 2007-01-11 Jan Hubicka <jh@suse.cz>
16240 PR tree-optimization/1046
16241 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
16242 when alias info is not ready.
16243 (pass_tail_recursion): Do not require aliasing.
16244 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
16245 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
16246 * tree-ssa-copy.c (pass_copy_prop): Likewise.
16247 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
16248 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
16249 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
16250 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
16252 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
16253 When aliasing is not build, mark statement as volatile.
16255 2007-01-11 Tom Tromey <tromey@redhat.com>
16257 PR preprocessor/15185, PR preprocessor/20989:
16258 * doc/cppopts.texi <-MT>: Update description of algorithm for
16259 computing default target.
16260 <-M, -MD>: Reword "basename" text.
16262 2007-01-11 Roger Sayle <roger@eyesopen.com>
16264 * builtins.c (expand_builtin_pow, expand_builtin_powi,
16265 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
16266 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
16267 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
16268 fold_builtin_bswap, real_constp, fold_builtin_pow,
16269 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
16270 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
16271 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16272 * convert.c (convert_to_pointer): Likewise.
16273 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16274 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
16275 const_binop, fold_convert_const_int_from_int,
16276 fold_convert_const_int_from_real,
16277 fold_convert_const_real_from_real, sign_bit_p,
16278 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
16279 fold_sign_changed_comparison, fold_unary, fold_comparison,
16280 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
16281 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
16282 * print-tree.c (print_node_brief, print_node): Likewise.
16283 * stor-layout.c (place_field, layout_type): Likewise.
16284 * tree-chrec.c (keep_cast): Likewise.
16285 * tree.c (build_vector, build_real, build_real_from_int_cst,
16286 build_complex): Likewise.
16288 2007-01-11 Roger Sayle <roger@eyesopen.com>
16290 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
16291 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
16293 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
16295 * configure.ac (strict1_warn): Rename to strict_warn.
16296 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
16297 cc_set_by_configure, quoted_cc_set_by_configure,
16298 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
16299 all_boot_languages, all_stagestuff): Remove.
16300 (target_list): Remove bootstrap targets.
16301 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
16302 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
16303 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
16304 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
16305 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
16306 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
16307 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
16308 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
16309 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
16310 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
16311 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
16312 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
16313 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
16314 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
16315 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
16316 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
16317 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
16318 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
16319 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
16320 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
16321 (mostlyclean): Adjust.
16322 (clean, distclean): Don't mention bootstrap stuff.
16323 * configure: Regenerate.
16324 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
16325 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
16326 treelang/config-lang.in (stagestuff): Remove.
16327 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
16328 stageprofile, stagefeedback, stagestuff): Remove mention.
16330 2007-01-11 Nick Clifton <nickc@redhat.com>
16332 * config/mcore/predicates.md (mcore_general_movesrc_operand):
16334 (mcore_general_movdst_operand): Do not accept CONST_INTs.
16335 (mcore_arith_K_S_operand): Run the test for the S constraint not
16336 the test for the M constraint.
16337 (mcore_addsub_operand): Do not accept integer values that are
16338 larger than 32 bits.
16339 * config/mcore/mcore.md: Remove unused constraints from split.
16340 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
16341 (addsi3): Likewise.
16342 (allocate_stack): Likewise.
16343 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
16344 operands to 32 bits.
16345 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
16347 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
16348 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
16349 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
16350 mcore_output_bclri, mcore_output_andn, output_inline_const,
16351 mcore_output_move, mcore_output_movedouble): Likewise.
16352 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
16353 (output_inline_const): Likewise.
16354 (output_inline_const): Fix format strings used in sprintf
16356 * config/mcore/mcore-protos.h: Update prototypes for changed
16357 functions in mcore.c.
16358 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
16359 HOST_WIDE_INT and not int.
16360 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
16361 CONST_OK_FOR_N): Likewise.
16362 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
16363 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
16366 2007-01-10 Jan Hubicka <jh@suse.cz>
16368 * tree-vrp.c (remove_range_assertions): Release defs.
16369 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
16370 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
16372 2007-01-10 Paul Brook <paul@codesourcery.com>
16374 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
16375 * config/arm/arm.md (mulsi3subsi): New insn.
16377 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
16379 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
16380 (tree_transform_and_unroll_loop): New.
16381 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
16384 2007-01-10 Robert Kennedy <jimbob@google.com>
16386 * fold-const.c (fold_comparison): Fold comparisons like (x *
16387 1000 < 0) to (x < 0).
16389 2007-01-10 Ian Lance Taylor <iant@google.com>
16391 * tree-pretty-print.c (dump_generic_node): Print parentheses when
16392 operands have the same priority.
16394 2007-01-10 Tom Tromey <tromey@redhat.com>
16396 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
16397 (fold_binary): Likewise.
16398 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
16399 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
16400 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
16401 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
16402 * langhooks.h (struct lang_hooks): Removed field
16403 'can_use_bit_fields_p'.
16405 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
16407 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
16409 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
16411 * function.c (get_last_funcdef_no): New function.
16412 * function.h (get_last_funcdef_no): Declare.
16413 * tree-inline.c (initialize_cfun): Add initialization.
16414 (tree_function_versioning): Cleanup.
16416 2007-01-10 Jan Hubicka <jh@suse.cz>
16418 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
16421 2007-01-10 Sa Liu <saliu@de.ibm.com>
16422 Ben Elliston <bje@au.ibm.com>
16424 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
16425 for SAVE_NONLOCAL and Pmode for any other save level.
16426 * spu-protos.h (spu_restore_stack_block): Declare.
16427 * spu.md (save_stack_block): Remove.
16428 (restore_stack_block): Call spu_restore_stack_block.
16429 * spu.c (spu_restore_stack_block): New function.
16430 (spu_expand_epilogue): Remove old comment.
16432 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
16434 PR tree-optimization/30322
16435 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
16436 (cand_value_at): Return the value as aff_tree.
16437 (may_eliminate_iv): Convert the bound from aff_tree to tree.
16438 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
16439 aff_combination_mult): New functions.
16440 (aff_combination_add): Use aff_combination_add_cst.
16441 (aff_combination_convert): Allow conversions to a wider type.
16442 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
16443 * tree-affine.h (aff_combination_mult): Declare.
16445 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
16447 * doc/tm.texi: Update documentation to reflect reality of exec
16448 and start file search behaviours. Update copyright year.
16449 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
16450 header file directories.
16452 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
16454 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
16455 (*cosxf2): Rename to cosxf2_i387.
16456 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
16457 using X87MODEF12 mode macro. Rename patterns to
16458 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
16460 (*cosdf2, *cossf2): Ditto.
16461 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
16462 to match extended input operands.
16463 (sincos<mode>3): New expander.
16464 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
16465 insn patterns and corresponding splitters.
16467 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
16469 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
16470 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
16472 2007-01-09 Nicolas Pitre <nico@cam.org>
16475 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
16477 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16479 * target.h (struct gcc_target): New field library_rtti_comdat.
16480 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
16481 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
16482 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
16483 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
16485 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16487 * doc/invoke.texi (Optimize Options): Correct description of -O0.
16489 2007-01-08 Richard Guenther <rguenther@suse.de>
16491 * tree.h (force_fit_type_double): Export.
16492 (force_fit_type): Remove.
16493 * fold-const.c (force_fit_type_double): New function.
16494 (force_fit_type): Remove.
16495 (int_const_binop): Use it.
16496 (fold_convert_const_int_from_int): Likewise.
16497 (fold_convert_const_int_from_real): Likewise.
16498 (fold_div_compare): Likewise.
16499 (fold_sign_changed_comparison): Likewise.
16500 (fold_unary): Likewise.
16501 (fold_negate_const): Likewise.
16502 (fold_abs_const): Likewise.
16503 (fold_not_const): Likewise.
16504 * c-common.c (shorten_compare): Use force_fit_type_double.
16505 * convert.c (convert_to_pointer): Likewise.
16507 2007-01-08 Richard Guenther <rguenther@suse.de>
16509 * tree.h (build_int_cst_wide_type): Export.
16510 * tree.c (build_int_cst_wide_type): New function.
16511 (build_int_cst_wide): Fix comment.
16512 * builtins.c (fold_builtin_object_size): Use build_int_cst
16513 to build -1 or 0 of the correct type. Use fit_double_type
16514 to check for overflow.
16515 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
16517 (decode_field_reference): Likewise.
16518 (all_ones_mask_p): Likewise.
16519 (native_interpret_int): Use build_int_cst_wide_type.
16520 (fold_binary): Use build_int_cst_type to build an all-ones
16522 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
16524 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
16526 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
16528 2007-01-09 Ben Elliston <bje@au.ibm.com>
16530 * genautomata.c (STATS_OPTION): New option.
16531 (stats_flag): New flag.
16532 (gen_automata_option): Handle it.
16533 (initiate_automaton_gen): Ditto.
16534 (write_automata): Output statistics only if stats_flag is
16535 set. Likewise, output time statistics only if time_flag is set.
16536 * doc/md.texi (Processor pipeline description): Document new flag.
16538 2007-01-08 Richard Guenther <rguenther@suse.de>
16540 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
16541 * tree.c (build_int_cst_type): Likewise.
16542 (size_in_bytes): Don't call force_fit_type on the result.
16543 (int_fits_type_p): Use fit_double_type.
16544 * fold-const.c (fit_double_type): New function.
16545 (force_fit_type): Use it.
16546 * tree.h (fit_double_type): Export.
16548 2007-01-08 Jan Hubicka <jh@suse.cz>
16550 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
16551 * ipa.c (function_and_variable_visibility): Fix return type.
16553 2007-01-08 Richard Guenther <rguenther@suse.de>
16555 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
16556 of offset to build the index.
16557 * tree-pretty-print.c (dump_generic_node): Don't build negated
16558 const just for printing.
16559 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16560 * builtins.c (fold_builtin_int_roundingfn): Check if result
16561 fits the type by using force_fit_type and comparing the result.
16562 * predict.c (predict_loops): Use compare_tree_int for comparison.
16563 * tree.c (build_int_cst): Fall back to integer_type_node for
16565 (build_int_cst_wide): Assert type is non-null.
16567 2007-01-08 Roberto Costa <roberto.costa@st.com>
16569 * tree-vrp.c (extract_range_from_cond_expr): New.
16570 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
16571 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
16573 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
16574 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
16575 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
16576 used as expressions.
16577 * tree-object-size.c (cond_expr_object_size): New.
16578 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
16580 2007-01-08 Jan Hubicka <jh@suse.cz>
16582 * tree-ssa-forwprop.c (forward_propagate_into_cond,
16583 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
16586 2007-01-08 Richard Guenther <rguenther@suse.de>
16588 PR tree-optimization/23603
16589 * tree-vrp.c (set_value_range_to_truthvalue): New function.
16590 (extract_range_from_binary): Fall back to truthvalue instead of
16591 varying for TRUTH_*_EXPR.
16592 (extract_range_from_comparison): Fall back to truthvalue instead of
16594 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
16595 if all visited PHI values were constant.
16597 2007-01-08 Jan Hubicka <jh@suse.cz>
16599 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
16600 (cgraph_analyze_function): break out from ...
16601 (cgraph_finalize_compilation_unit): ... here.
16602 (cgraph_expand_function): Remove forgoten commented out line.
16603 (cgraph_optimize): Analyze functions.
16605 2007-01-08 Jan Hubicka <jh@suse.cz>
16607 * tree-pas.h (TODO_remove_function): New flag.
16608 (TODO_update*): Renumber.
16609 (pass_ipa_increase_alignment,
16610 pass_ipa_function_and_variable_visibility): New passes.
16611 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
16612 (cgraph_function_and_variable_visibility): Move to ipa.c
16613 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
16614 cgraph_increase_alignment.
16615 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
16616 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
16617 calling tree-inline.
16618 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
16619 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
16620 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
16621 (gate_increase_alignment): New function.
16622 (pass_ipa_increase_alignment): New pass.
16623 * ipa.c: Inline tree-pass.h and timevar.h
16624 (function_and_variable_visibility): Move here from cgraphunit.c
16625 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
16626 * passes.c (init_optimization_passes): Add the two new passes.
16627 (execute_todo): Handle cgraph_remove_functions.
16629 2007-01-08 Nick Clifton <nickc@redhat.com>
16631 * config/frv/predicates.md (reg_or_0_operand): Accept
16634 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
16636 * config/bfin/rtems.h, config/bfin/t-rtems: New.
16637 * config.gcc: Add bfin*-rtems*.
16639 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16641 * c.opt: Add -flax-vector-conversions.
16642 * c-typeck.c (convert_for_assignment): Pass flag to
16643 vector_types_convertible_p to allow emission of note.
16644 (digest_init): Likewise.
16645 * c-opts.c: Handle -flax-vector-conversions.
16646 * c-common.c (flag_lax_vector_conversions): New.
16647 (vector_types_convertible_p): Unless -flax-vector conversions
16648 has been passed, disallow conversions between vectors with
16649 differing numbers of subparts and/or element types. If such
16650 a conversion is disallowed, possibly emit a note on the first
16651 occasion only to inform the user of -flax-vector-conversions.
16652 The new last argument specifies this.
16653 * c-common.h (flag_lax_vector_conversions): New.
16654 (vector_types_convertible_p): Add extra argument.
16655 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
16656 char_type_node for V*QI type vectors.
16657 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
16658 Update to satisfy new typechecking rules.
16659 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
16660 C and C++ variants.
16661 * doc/invoke.texi (C Dialect Options): Document
16662 -flax-vector-conversions.
16664 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16666 PR tree-optimization/29877
16667 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
16668 a register variable on the RHS to not be replaceable.
16670 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
16671 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
16672 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
16673 const_simm15, const_pow2, const_npow2): Added.
16674 * config/score/misc.md (insv, extv, extzv, movmemsi,
16675 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
16676 * config/score/score.c (score_address_cost, score_select_cc_mode):
16678 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
16679 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
16680 Update score_print_operand.
16681 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
16682 Adjust register allocate order and update some macro define.
16683 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
16684 mdx_block_move_straight, mdx_block_move_loop_head,
16685 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
16686 mdx_block_move): Added.
16687 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
16688 mdp_limm): Updated and fix some bug and typo.
16689 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
16690 (movsf, movdf, doloop_end): Added.
16692 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
16694 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
16695 config/arm/thumb2.md: Fix comment typos.
16696 * doc/extend.texi: Fix a typo.
16698 2007-01-07 Eric Christopher <echristo@apple.com>
16700 * configure.ac: Check for __stack_chk_fail for darwin.
16701 * configure: Regenerate.
16703 2007-01-07 Richard Guenther <rguenther@suse.de>
16705 * tree-vrp.c (extract_range_from_assert): CSE calls to
16706 compare_values where possible.
16707 (extract_range_from_unary_expr): Likewise.
16709 2007-01-07 Anatoly Sokolov <aesok@post.ru>
16711 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
16712 * config/avr/avr.c (call_insn_operand): Delete function.
16713 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
16714 instead of register number. Use predicates.
16715 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
16716 call_insn_operand): Add.
16718 2007-01-06 Jan Hubicka <jh@suse.cz>
16720 * tree-pass.h (pass_build_cgraph_edges): Declare.
16721 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
16722 (visited_nodes): Remove.
16723 (cgraph_create_edges): Move to cgraphbuild.c; rename to
16724 build_cgrpah_edges; make visited_nodes local.
16725 (cgraph_process_new_functions): DO not call initialize_inline_failed.
16726 (record_references_in_initializer): Move to cgraphbuild.c
16727 (initialize_inline_failed, rebuild_cgraph_edges,
16728 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
16729 (verify_cgraph_node): Make visited_nodes local.
16730 (cgraph_analyze_function): Do not call cgraph_create_edges and
16731 initialize_inline_failed.
16732 (cgraph_expand_function): Do not call cgraph_lower_function;
16733 assert that function is already lowered.
16734 * Makefile.in (cgraphbuild.o): New.
16735 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
16736 at the end of lowering passes.
16738 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
16740 * ifcvt.c (cond_move_convert_if_block): New function, code
16741 factored out from...
16742 (cond_move_process_if_block): ...here. Call the new function
16743 on the THEN and ELSE blocks.
16744 (merge_if_block): Do not copy global_live_at_end, merge_blocks
16745 already takes care of this.
16747 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16750 * tree.h (TREE_OVERFLOW_P): New.
16751 * c-typeck.c (parser_build_unary_op): Warn only if result
16752 overflowed and operands did not.
16753 (parser_build_binary_op): Likewise.
16754 (convert_for_assignment): Remove redundant overflow_warning.
16755 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
16757 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16759 * c-typeck.c (store_init_value): Split over two lines to follow
16760 the GNU coding style.
16762 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
16764 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
16765 __GXX_EXPERIMENTAL_CXX0X__.
16766 * doc/cpp.texi: Same.
16768 2007-01-05 Richard Guenther <rguenther@suse.de>
16770 PR middle-end/27826
16771 * tree.c (get_narrower): Do not construct COMPONENT_REFs
16772 with mismatched types. Instead explicitly build a
16773 conversion NOP_EXPR.
16775 2007-01-05 Ian Lance Taylor <iant@google.com>
16777 * c-common.c (decl_with_nonnull_addr_p): New function.
16778 (c_common_truthvalue_conversion): Call it.
16779 * c-typeck.c (build_binary_op): Likewise.
16780 * c-common.h (decl_with_nonnull_addr_p): Declare.
16782 2007-01-05 Jakub Jelinek <jakub@redhat.com>
16785 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
16788 2007-01-05 Joel Brobecker <brobecker@adacore.com>
16790 * doc/install.texi (Final install): Document the fact that
16791 the GNAT runtime should not be stripped.
16793 2007-01-04 Jan Hubicka <jh@suse.cz>
16795 * tree-inline.c (fold_marked_statements): Update operand caches
16796 and EH after folding
16798 2007-01-04 Ian Lance Taylor <iant@google.com>
16800 * c-common.c (check_function_nonnull): Whitespace fix.
16802 2007-01-04 Jan Hubicka <jh@suse.cz>
16804 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
16805 comitted older version of patch.
16806 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
16807 function, celanup cfg and collect garbage.
16809 2007-01-04 Mike Stump <mrs@apple.com>
16811 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
16814 2007-01-04 Eric Christopher <echristo@apple.com>
16816 * libgcc2.c (__bswapsi2): Use SItype.
16817 (__bswapdi2): Use DItype.
16818 * libgcc2.h: Update for above.
16820 2007-01-04 Paul Brook <paul@codesourcery.com>
16822 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
16823 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
16824 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
16825 umulsidi3, umulsidi3adddi, smulsi3_highpart,
16826 umulsi3_highpart): Make conditional on !arm_arch6.
16827 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
16828 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
16829 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
16830 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
16831 umulsi3_highpart_v6): New insns.
16833 2007-01-04 Roger Sayle <roger@eyesopen.com>
16835 * fold-const.c (fold_convert): When casting an expression to void,
16836 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
16837 have a type. Instead of attempting to build a NOP_EXPR, return
16838 these "special" trees directly.
16840 2007-01-04 Joseph Myers <joseph@codesourcery.com>
16842 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
16843 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
16844 rs6000_cost->fp not 0 as adjustment for outer NEG.
16846 2007-01-04 Jan Hubicka <jh@suse.cz>
16848 * cgraph.c (cgraph_release_function_body): New function.
16849 (cgraph_remove_node): Use it.
16850 * cgraph.h (cgraph_release_function_body): Declare.
16851 * cgraphunit.c (cgraph_expand_function): Use it.
16852 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
16853 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
16854 is initialized and while compilation of other function is running.
16855 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
16856 statement CFG annotations from here to ...
16857 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
16859 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
16861 * cfgloop.h (enum li_flags): Make the constants powers of two.
16863 2007-01-04 Jan Hubicka <jh@suse.cz>
16865 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
16867 (fold_marked_statements): New function.
16868 (optimize_inline_calls, tree_function_versioning): Fold new statements.
16869 * tree-inline.h (copy_body_data): Add statements_to_fold.
16871 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
16873 * config.gcc: Mention libgcc/config.host.
16874 * Makefile.in: Update comments mentioning libgcc.
16875 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
16876 (all.cross, start.encap, rest.encap, rest.cross): Update
16877 dependencies for libgcc move.
16878 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
16879 (clean-target, clean-target-libgcc): Delete.
16880 (srcdirify, GCC_EXTRA_PARTS): New macros.
16881 (libgcc-support, libgcc.mvars): New rules.
16882 (distclean): Remove mention of mklibgcc.
16883 (install): Don't reference INSTALL_LIBGCC.
16884 (install-common): Don't reference EXTRA_PARTS.
16885 (install-libgcc, install-multilib): Delete rules.
16886 * mklibgcc.in: Delete file.
16887 * doc/configfiles.texi: Don't mention mklibgcc.
16889 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
16890 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
16891 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
16892 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
16893 (mklibgcc, ldblspecs): Likewise.
16895 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
16896 (posixpre.def): Use $(T).
16897 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
16898 (SHLIB_SRC, SHLIB_INSTALL): Delete.
16899 (SHLIB_LINK): Make dummy.
16900 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
16902 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
16904 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
16905 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
16906 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
16907 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
16909 * configure.ac (all_outputs): Remove mklibgcc.
16910 * configure: Regenerated.
16912 2007-01-03 Josh Conner <jconner@apple.com>
16914 PR middle-end/29683
16915 * calls.c (compute_argument_addresses): Set stack and stack_slot
16916 for partial args, too.
16917 (store_one_arg): Use locate.size.constant for the size when
16918 generating a save_area.
16920 2007-01-03 Robert Kennedy <jimbob@google.com>
16922 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
16923 whose definitions are deleted due to basic block merging.
16925 2007-01-03 Paul Brook <paul@codesourcery.com>
16928 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
16930 (use_return_insn): Return 0 for Thumb interrupt functions.
16931 (print_multi_reg): Add rfe argument for IRQ returns.
16932 (arm_output_epilogue): Pop interrupt return address directly into PC.
16933 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
16935 2007-01-03 Paul Brook <paul@codesourcery.com>
16937 Merge from sourcerygxx-4_1.
16938 * config/arm/thumb2.md: New file.
16939 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
16941 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
16942 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16943 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
16944 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
16946 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16947 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
16949 * config/arm/ieee754-sf.S: Ditto.
16950 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
16951 (thumb1_base_register_rtx_p): ... to this.
16952 (thumb_index_register_rtx_p): Rename...
16953 (thumb1_index_register_rtx_p): ... to this.
16954 (thumb_output_function_prologue): Rename...
16955 (thumb1_output_function_prologue): ... to this.
16956 (thumb_legitimate_address_p): Rename...
16957 (thumb1_legitimate_address_p): ... to this.
16958 (thumb_rtx_costs): Rename...
16959 (thumb1_rtx_costs): ... to this.
16960 (thumb_compute_save_reg_mask): Rename...
16961 (thumb1_compute_save_reg_mask): ... to this.
16962 (thumb_final_prescan_insn): Rename...
16963 (thumb1_final_prescan_insn): ... to this.
16964 (thumb_expand_epilogue): Rename...
16965 (thumb1_expand_epilogue): ... to this.
16966 (arm_unwind_emit_stm): Rename...
16967 (arm_unwind_emit_sequence): ... to this.
16968 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
16969 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
16970 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
16971 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
16972 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
16973 thumb2_output_casesi): New functions.
16974 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
16975 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
16976 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
16977 THUMB2_WORK_REGS): Define.
16978 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
16979 arm_condexec_mask, arm_condexec_masklen)): New variables.
16980 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
16981 (arm_override_options): Check new CPU capabilities.
16982 Set new architecture flag variables.
16983 (arm_isr_value): Handle v7m interrupt functions.
16984 (user_return_insn): Return 0 for v7m interrupt functions. Handle
16986 (const_ok_for_arm): Handle Thumb-2 constants.
16987 (arm_gen_constant): Ditto. Use movw when available.
16988 (arm_function_ok_for_sibcall): Return false for v7m interrupt
16990 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
16991 (thumb_find_work_register, arm_load_pic_register,
16992 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
16993 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
16994 print_multi_reg, output_mov_long_double_fpa_from_arm,
16995 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
16996 output_mov_double_fpa_from_arm, output_move_double,
16997 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
16998 output_return_instruction, arm_output_function_prologue,
16999 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
17000 arm_output_mi_thunk, thumb_set_return_address): Ditto.
17001 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
17002 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
17003 (arithmetic_instr, shift_op): Use arm_shift_nmem.
17004 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
17006 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
17007 (thumb_expand_prologue): Use thumb_set_frame_pointer.
17008 (arm_file_start): Output directive for unified syntax.
17009 (arm_unwind_emit_set): Handle stack alignment instruction.
17010 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
17011 Add v6t2, v7, v7a, v7r and v7m.
17012 (RETLDM): Add Thumb-2 code.
17013 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
17014 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
17015 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
17016 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
17017 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
17018 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
17019 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
17020 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
17021 ADJUST_INSN_LENGTH): Define.
17022 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
17023 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
17024 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
17025 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
17026 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
17027 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
17028 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
17029 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
17030 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
17031 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
17032 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
17033 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
17034 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
17035 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
17036 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
17037 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
17038 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
17040 * config/arm/arm-tune.md: Regenerate.
17041 * config/arm/arm-protos.h: Update prototypes.
17042 * config/arm/vfp.md: Enable patterns for Thumb-2.
17043 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
17044 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
17045 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
17046 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
17047 * config/arm/libunwind.S: Add Thumb-2 code.
17048 * config/arm/constraints.md: Update include Thumb-2.
17049 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
17050 * config/arm/ieee754-df.S: Ditto.
17051 * config/arm/bpabi.S: Ditto.
17052 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
17053 * config/arm/predicates.md (low_register_operand,
17054 low_reg_or_int_operand, thumb_16bit_operator): New.
17055 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
17056 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
17057 * config/arm/t-arm-elf: Add armv7 multilib.
17058 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
17060 (UNSPEC_STACK_ALIGN, ce_count): New.
17061 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
17062 arm_zero_extendsidi2, arm_zero_extendqidi2): New
17064 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
17065 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
17066 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
17067 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
17068 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
17069 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
17071 * doc/extend.texi: Document ARMv7-M interrupt functions.
17072 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
17074 2007-01-03 Jakub Jelinek <jakub@redhat.com>
17076 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
17077 (struct _Unwind_Context): Rename args_size to flags, remove
17078 signal_frame field, add a new args_size field and version field.
17079 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
17080 _Unwind_IsExtendedContext): New inline functions.
17081 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
17082 Assume by_value array is only present if _Unwind_IsExtendedContext.
17083 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
17084 _Unwind_IsSignalFrame.
17085 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
17086 (uw_update_context_1): Use _Unwind_SetSignalFrame.
17087 (uw_init_context_1): Initialize context->flags to
17088 EXTENDED_CONTEXT_BIT.
17089 * config/rs6000/linux-unwind.h (frob_update_context): Use
17090 _Unwind_SetSignalFrame.
17092 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17094 PR middle-end/30353
17095 * gimplify.c (gimplify_modify_expr_complex_part): Move below
17096 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
17099 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
17101 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
17102 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
17103 RET, AT_SP): Remove.
17104 * config/i386/i386.md (*sse_prologue_save_insn): Use return
17107 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17108 * cfgbuild.c (find_basic_blocks): Likewise.
17109 * cfgrtl.c (rtl_create_basic_block): Likewise.
17110 * function.c (temp_slots_at_level): Likewise.
17111 * reg-stack.c (stack_regs_mentioned): Likewise.
17112 * regclass.c (allocate_reg_info): Likewise.
17113 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17114 set_bb_for_stmt, move_block_to_fn): Likewise.
17115 * tree-complex.c (tree_lower_complex): Likewise.
17116 * vec.h (VEC_safe_grow_cleared): New.
17118 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
17120 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
17122 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
17123 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
17125 * cfgloopmanip.c (scale_loop_frequencies): Export.
17126 (loopify): Scale the frequencies by prescribed coefficients.
17127 (set_zero_probability): New function.
17128 (duplicate_loop_to_header_edge): Improve updating of frequencies.
17129 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
17130 and frequencies according to arguments.
17131 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
17133 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
17134 * modulo-sched.c (sms_schedule): Set probabilities for entering
17135 versioned loop correctly.
17136 * tree-vect-transform.c (vect_transform_loop): Ditto.
17137 * cfgloop.h (loopify, loop_version): Declaration changed.
17138 (scale_loop_frequencies): Declared.
17140 2007-01-02 Jan Hubicka <jh@suse.cz>
17142 * cgraph.c: Include tree-flow.h
17143 (cgraph_add_new-function): Handle IPA_SSA mode; execute
17144 early_local_passes.
17145 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
17146 * tree-pass.h (pass_all_early_optimizations): Declare.
17147 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
17148 early_local_passes.
17149 (cgraph_analyze_function): Do early_local_passes.
17150 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17151 Do not add referenced vars.
17152 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
17154 (gate_all_early_local_passes): New gate.
17155 (pass_early_local_passes): Use new gate.
17156 (execute_early_local_optimizations): New functions.
17157 (gate_all_early_optimizations): New gate.
17158 (pass_all_early_optimizations): New pass.
17159 (execute_free_datastructures): Free SSA only when initialized.
17160 (gate_init_datastructures): Init only when optimizing.
17161 (tree_lowering_passes): Do early local passes when called late.
17162 * tree-profile.c (do_tree_profiling): Don't profile functions added
17164 (do_early_tree_profiling, pass_early_tree_profile): Kill.
17165 * tree-cfg.c (update_modified_stmts): Do not update when operands are
17167 * passes.c (init_optimizations_passes): Reorder so we go into SSA
17168 during early_local_passes.
17169 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
17172 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17174 * Makefile.in: Update copyright year.
17176 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17178 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
17179 in $(lang_checks) and check-consistency targets.
17181 2007-01-02 Jan Hubicka <jh@suse.cz>
17183 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17184 Do not add referenced vars.
17185 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
17187 * passes.c (init_optimization_passes): Put mudflap_2 after
17188 free_datastructures.
17190 2007-01-02 Jan Hubicka <jh@suse.cz>
17192 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
17193 Set NOTHROW flag on call statements proved to be nothrow.
17194 Update statement of local calls so new pure/const functions are
17195 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
17197 (tree_rest_of_compilation): Register hooks and initialize bitmap
17198 early. Do not set after_inlining flag.
17200 2007-01-02 Steve Ellcey <sje@cup.hp.com>
17202 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
17203 HOST_BITS_PER_LONGLONG
17205 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17208 * c-typeck.c (store_init_value): Don't emit pedantic overflow
17209 warning for non-static initializers.
17211 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
17213 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
17214 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
17215 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
17216 Always use set_unique_reg_note to add REG_EQUAL notes.
17218 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17221 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17223 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17224 * cfgbuild.c (find_basic_blocks): Likewise.
17225 * cfgrtl.c (rtl_create_basic_block): Likewise.
17226 * function.c (temp_slots_at_level): Likewise.
17227 * reg-stack.c (stack_regs_mentioned): Likewise.
17228 * regclass.c (allocate_reg_info): Likewise.
17229 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17230 set_bb_for_stmt, move_block_to_fn): Likewise.
17231 * tree-complex.c (tree_lower_complex): Likewise.
17232 * vec.h (VEC_safe_grow_cleared): New.
17234 2007-01-02 Ian Lance Taylor <iant@google.com>
17236 * c-common.c (c_common_truthvalue_conversion): When warning about
17237 using an assignment as a truth value, set TREE_NO_WARNING.
17239 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17242 * c.opt (Wold-style-declaration): New.
17243 * doc/invoke.texi (C-only Warning Options): New.
17244 (Wold-style-declaration): Document it.
17245 (Wextra): Enabled by -Wextra.
17246 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17247 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
17248 -Wold-style-declaration.
17250 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17252 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17253 * cfgbuild.c (find_basic_blocks): Likewise.
17254 * cfgrtl.c (rtl_create_basic_block): Likewise.
17255 * function.c (temp_slots_at_level): Likewise.
17256 * reg-stack.c (stack_regs_mentioned): Likewise.
17257 * regclass.c (allocate_reg_info): Likewise.
17258 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17259 set_bb_for_stmt, move_block_to_fn): Likewise.
17260 * tree-complex.c (tree_lower_complex): Likewise.
17261 * vec.h (VEC_safe_grow_cleared): New.
17263 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
17265 * c-common.c (c_common_nodes_and_builtins): Since variants of
17266 void_type_node get built before it is given a name, we need to
17267 give those variants the name, too.
17268 (complete_array_type): We need to work with the canonical main
17269 type of the array, from which we will build the qualified version.
17270 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
17271 * print-tree.c (print_node): Display canonical type information
17273 * stor-layout.c (layout_type): When we don't know the
17274 alignment of a type for which we're building an array, we end up
17275 guessing wrong, so make the type require structural equality.
17276 * tree.c (make_node_stat): When we build a new type, it is its
17277 own canonical type.
17278 (build_type_attribute_qual_variant): When building an attribute
17279 variant, its canonical type is the non-attribute variant. However,
17280 if the attributes are target-dependent and they differ, we need to
17281 use structural equality checks for this type.
17282 (build_qualified_type): A qualified type is not equivalent to its
17283 unqualified variant; set the canonical type appropriately.
17284 (build_distinct_type_copy): When building a distinct type from
17285 another type, the new type is its own canonical type.
17286 (build_variant_type_copy): When building a new type variant, we
17287 assume that it is equivalent to the original type.
17288 (build_pointer_type_for_mode): When building a pointer type, also
17289 build a canonical type pointer.
17290 (build_reference_type_for_mode): When building a reference type,
17291 also build a canonical type reference.
17292 (build_index_type): When we can't hash an index type (e.g.,
17293 because its maximum value is negative), the index type requires
17294 structural equality tests.
17295 (build_array_type): Build the canonical form of an array type.
17296 (build_function_type): Function types require structural equality,
17297 because they contain default arguments, attributes, etc.
17298 (build_method_type_directly): Ditto for method types.
17299 (build_offset_type): Build the canonical offset type.
17300 (build_complex_type): Build the canonical vector type.
17301 (make_vector_type): Build the canonical vector type.
17302 * tree.h (TYPE_CANONICAL): New.
17303 (TYPE_STRUCTURAL_EQUALITY_P): New.
17304 (SET_TYPE_STRUCTURAL_EQUALITY): New.
17305 (struct tree_type): Added "canonical" field.
17306 * params.h (VERIFY_CANONICAL_TYPES): New.
17307 * doc/c-tree.texi (TYPE_CANONICAL): Document.
17308 (TYPE_STRUCTURAL_EQUALITY_P): Document.
17309 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
17310 * doc/invoke.texi (verify-canonical-types): Document --param
17311 parameter for verifying canonical types.
17313 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17315 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
17316 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
17317 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
17318 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
17320 * config/rs6000/e500.h: New.
17321 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
17322 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
17324 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
17325 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
17326 TARGET_E500_DOUBLE): Remove.
17327 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
17328 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
17329 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
17330 * config/rs6000/rs6000.c (rs6000_override_options): Use
17331 CHECK_E500_OPTIONS.
17333 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17335 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
17336 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
17337 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
17338 rs6000_emit_cmove): Don't check TARGET_E500.
17339 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
17340 sordered): Don't check TARGET_E500.
17342 2007-01-01 Eric Christopher <echristo@apple.com>
17344 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
17345 HARD_REGISTER_NUM_P.
17347 2007-01-01 Roger Sayle <roger@eyesopen.com>
17349 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
17350 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
17351 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
17354 2007-01-01 Mike Stump <mrs@apple.com>
17356 * configure.ac: Remove support for building with Apple's gcc-3.1.
17358 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17360 PR middle-end/30311
17361 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
17362 REG is a hard register. Do not modify REG before calling
17364 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
17365 multiple of the size of YMODE for certain lowpart cases.
17367 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17369 PR middle-end/30253
17370 * gimplify (voidify_wrapper_expr): Update for
17371 GIMPLE_MODIFY_STMT.
17373 2007-01-01 Andreas Schwab <schwab@suse.de>
17376 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
17377 save of BR0 in extra_spill_size instead of spill_size.
17378 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
17380 (ia64_expand_epilogue): Restore BR0 from its new location.
17382 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17384 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
17385 Use a temporary variable if the left hand side is not a gimple
17388 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17390 * gimplify.c (gimplify_return_expr): Make the temporary variable
17391 for the return expression, a gimple register variable.
17393 2007-01-01 Jan Hubicka <jh@suse.cz>
17395 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
17398 2007-01-01 Mike Stump <mrs@apple.com>
17400 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
17402 * config/darwin.c (machopic_select_rtx_section): Use
17403 HAVE_GAS_LITERAL16.
17404 (darwin_mergeable_constant_section): Likewise.
17405 * configure: Regenerate.
17406 * config.in: Regenerate.
17408 2007-01-01 Jan Hubicka <jh@suse.cz>
17409 Andrew Pinski <pinskia@gmail.com>
17411 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
17412 before starting IPA passes.