1 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4 * gcc.c (process_command): Recognize the new -static-libgfortran
7 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
10 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11 Use a call clobbered hard reg instead of a pseudo reg.
13 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15 * config/sh/sh.md (load_gbr): Use correct operand constraint.
17 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
20 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
21 REG_LIBCALL and REG_RETVAL notes.
22 (divsi3, mulsi3): Likewise.
23 (mulhisi3): Likewise. Use emit_libcall_block.
24 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
26 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
28 PR rtl-optimization/32481
29 * combine.c (adjust_for_new_dest): Rescan the changed insn.
31 2007-06-27 Richard Sandiford <richard@codesourcery.com>
33 * dce.c (deletable_insn_p_1): New function, split out from...
34 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
35 specially, not those inside PARALLELs. Remove BODY argument
36 and adjust recursive call accordingly.
37 (prescan_insns_for_dce): Update call to delete_insn_p.
39 2007-06-27 Richard Guenther <rguenther@suse.de>
42 * tree.h (fold_convertible_p): Declare.
43 * fold-const.c (fold_convertible_p): New function.
44 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
45 instead of lang_hooks.types_compatible_p.
47 2007-06-26 Jan Hubicka <jh@suse.cz>
49 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
50 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
51 early use validate_unshare_change.
52 (reload_combine): Likewise.
53 * recog.c (change_t): New field unshare.
54 (validate_change_1): Rename from validate_change; add argument unshare.
55 (validate_change): Turn into wrapper of validate_change_1; update
57 (validate_unshare_change): New.
58 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
59 calls of df_insn_rescan.
60 * recog.h (validate_change): Replace ints by bools.
61 (validate_unshare_change): Declare.
63 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
65 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
67 2007-06-26 Steve Ellcey <sje@cup.hp.com>
69 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
71 2007-06-25 Jan Hubicka <jh@suse.cz>
73 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
75 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
76 cgraph_decide_inlining_incrementally): Move uninlinability checks to
77 places other call site specific checks are performed.
79 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
82 * tree-vect-transform.c (vectorizable_operation): Convert
83 POINTER_PLUS_EXPR over to PLUS_EXPR.
85 2007-06-25 Chao-ying Fu <fu@mips.com>
87 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
88 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
89 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
90 Document GET_MODE_IBIT, and GET_MODE_FBIT.
92 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
93 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
94 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
95 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
96 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
97 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
98 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
99 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
100 ALL_FIXED_POINT_MODE_P): New define.
101 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
103 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
105 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
106 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
107 MODE_VECTOR_UACCUM): New mode classes.
109 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
110 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
111 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
114 * genmodes.c (struct mode_data): Add ibit and fbit fields.
115 (blank_mode): Initialize ibit and fbit.
116 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
117 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
118 (new_adjust): Change required_class to required_class_from and
119 required_class_to for testing within a range.
120 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
121 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
123 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
124 (make_fixed_point_mode): New.
125 (_ADD_ADJUST): Change C to C1 and C2.
126 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
127 use a range for machine classes.
128 (ADJUST_IBIT, ADJUST_FBIT): New.
129 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
131 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
132 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
133 Emit adjustment for ibit and fbit.
134 (emit_mode_ibit, emit_mode_fbit): New.
135 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
137 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
139 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
140 as the source of the set.
142 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
144 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
145 FP_REGNO_P): Use IN_RANGE.
146 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
147 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
148 (DATA_REG_P): Use DATA_REGNO_P.
149 (FP_REG_P): Use FP_REGNO_P.
150 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
151 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
152 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
154 2007-06-24 Jan Hubicka <jh@suse.cz>
157 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
159 2007-06-24 Sebastian Pop <sebpop@gmail.com>
162 * fold-const.c (fold_binary): Strip nops of operand 0
163 of BIT_NOT_EXPR before calling operand_equal_p.
164 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
165 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
167 2007-06-23 Mark Mitchell <mark@codesourcery.com>
169 * doc/extend.texi: Document that dllimport and dllexport imply
171 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
172 imported or exported declaration, including type declarations.
173 * c-common.c (handle_visibility_attribute): Check for conflicts
174 with dllimport/dllexport.
175 (c_determine_visibility): Handle dllimport/dllexport as an
176 explicit visibility atttribute.
178 2007-06-23 Richard Guenther <rguenther@suse.de>
180 PR tree-optimization/16876
182 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
184 * tree-inline.c (initialize_inlined_parameters): Do not call
185 lang_hooks.tree_inlining.convert_parm_for_inlining.
186 * cgraphbuild.c (initialize_inline_failed): Set inline failed
187 reason for mismatched types.
188 * gimplify.c (gimplify_call_expr): Verify the call expression
189 arguments match the called function type signature. Otherwise
190 mark the call expression to be not considered for inlining
191 using CALL_CANNOT_INLINE_P flag.
192 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
193 edges call expression.
194 (cgraph_decide_inlining_of_small_function): Likewise.
195 (cgraph_decide_inlining): Likewise.
196 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
198 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
199 * c-typeck.c (c_convert_parm_for_inlining): Remove.
200 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
202 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
203 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
205 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
206 convert_parm_for_inlining member.
208 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
211 * arm.md (negscc): Match the correct operand for optimized LT0 test.
212 Remove optimization for GT.
214 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
217 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
219 (prescan_insns_for_dce): Add extra parameter.
221 2007-06-23 Jan Hubicka <jh@suse.cz>
224 * gimplify.c (mark_addressable): New function.
225 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
227 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
230 * expr.c (store_constructor): Do not clobber non-zeroed memory.
232 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
235 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
236 moves between MMX/SSE registers to at least 8 units to prevent
237 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
239 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
241 * config/i386/i386.c (override_options): Correct x86_sahf
244 2007-06-21 David Daney <ddaney@avtrex.com>
247 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
248 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
249 (exception_receiver): Renamed to ...
250 (nonlocal_goto_receiver): ... this.
252 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
254 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
255 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
256 partial register accesses.
258 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
260 * fold-const.c (debug_fold_checksum): Move it under
261 ENABLE_FOLD_CHECKING.
263 2007-06-21 Sebastian Pop <sebpop@gmail.com>
266 * tree.h (debug_fold_checksum): Declared.
267 * fold-const.c (build_fold_addr_expr_with_type_1): New.
268 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
269 build_fold_addr_expr_with_type_1.
270 (fold_addr_expr, debug_fold_checksum): New.
271 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
272 (fold_unary, fold_comparison, split_address_to_core_and_offset):
275 2007-06-21 Sebastian Pop <sebpop@gmail.com>
277 PR tree-optimization/19590
278 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
279 of scev is a constant.
280 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
282 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
284 * df-problems.c (df_note_bb_compute): Made computation of live
285 info consistent with df_lr.
287 2007-06-21 Richard Guenther <rguenther@suse.de>
289 PR tree-optimization/32453
290 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
291 for pointer anti-range.
293 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
295 * config/i386/i386.c (processor_target_table): Increase maximum
296 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
299 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
300 byte alignment if > 8 byte alignment is preferred.
301 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
303 2007-06-21 Jakub Jelinek <jakub@redhat.com>
305 PR tree-optimization/31866
306 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
307 if ASM_EXPR's input is not a SSA_NAME.
310 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
311 but decl is a global var, instead return decl.
312 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
313 even for is_global_var decls, if they are private in some outer
316 2007-06-21 Richard Guenther <rguenther@suse.de>
318 PR tree-optimization/32451
319 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
321 2007-06-21 Christian Bruel <christian.bruel@st.com>
323 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
324 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
325 (push_regs): Changed saving order or banked registers.
326 (sh_expand_epilogue): Likewise.
327 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
328 (FIRST_BANKED_REG): Likewise.
329 (LAST_BANKED_REG): Likewise.
330 * config/sh/sh.md (banked) New attribute.
331 (in_delay_slot): Check banked attribute.
333 2007-06-20 Sebastian Pop <sebpop@gmail.com>
335 PR tree-optimization/32075
336 * tree-data-ref.c (subscript_dependence_tester_1,
337 analyze_miv_subscript, analyze_overlapping_iterations,
338 add_distance_for_zero_overlaps, build_classic_dist_vector,
339 subscript_dependence_tester_1, analyze_overlapping_iterations,
340 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
341 compute_affine_dependence, compute_all_dependences): Pass loop_nest
342 to evolution_function_is_affine_multivariate_p.
344 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
346 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
348 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
351 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
353 * config/m32c/prologue.md (epilogue_exitd_16): New.
354 (epilogue_reit_16): New.
355 (epilogue_exitd): Rename to epilogue_exitd_24.
356 (epilogue_reit): Rename to epilogue_reit_24.
358 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
359 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
361 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
363 * haifa-sched.c (queue_to_ready): Don't requeue next insn
364 if dbg_cnt (sched_insn) reaches the limit.
365 (choose_ready): New parameter INSN_PTR and new return value.
366 (schedule_block): Handle dbg_cnt (sched_insn). Handle
367 the new return value from choose_ready.
368 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
369 (rest_of_handle_global_alloc): New global_alloc_at_func.
371 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
373 PR tree-optimization/25737
374 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
375 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
376 * tree-flow.h (struct fieldoff): Add new field alias_set.
377 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
378 argument addressable_type. Set alias_set of fieldoff.
379 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
380 (create_overlap_variables_for): Pass alias_set from fieldoff to
382 * alias.c (get_alias_set): Use alias_set from SFT if set.
384 2007-06-20 Hui-May Chang <hm.chang@apple.com>
386 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
387 of a variable as an unsigned HOST_WIDE_INT integer.
389 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
391 PR rtl-optimization/32405
392 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
394 2007-06-20 Jakub Jelinek <jakub@redhat.com>
396 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
399 * builtins.c: Include diagnostic.h.
400 (expand_builtin_expect): Make gcc_assert more permissive.
401 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
404 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
408 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
409 if ACCUMULATE_OUTGOING_ARGS.
411 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
413 * config/m68hc11/m68hc11.c: Include dataflow header file.
414 (m68hc11_reorg): Port to dataflow.
416 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
418 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
419 (struct df_problem.free_blocks_on_set_blocks): New field.
420 (struct dataflow.optional_p): New field.
421 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
422 (df_live_set_all_dirty): New function.
423 * df-scan.c (df_scan_alloc): Initialize optional_p.
424 (problem_SCAN): Initialize free_blocks_on_set_blocks.
425 * df-core.c (df_set_blocks): Removed use of
426 DF_FIRST_OPTIONAL_PROBLEM. Now uses
427 df_problem.free_blocks_on_set_blocks to determine which blocks are
429 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
430 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
431 uses dataflow.optional_p to determine if problem should be
433 (rest_of_handle_df_initialize): Only start live problem if
435 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
436 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
437 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
438 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
439 problem_NOTE): Initialize free_blocks_on_set_blocks.
440 (df_lr_bb_local_compute): Recompute luids if df_live problem is
442 (df_live_set_all_dirty, df_note_alloc): New function.
443 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
445 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
446 * postreload.c (reload_combine): Ditto.
447 * cse.c (cse_extended_basic_block): Ditto.
448 * regmove.c (mark_flags_life_zones): Ditto.
449 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
450 erase_matching_seqs): Ditto.
451 * bt-load.c (compute_defs_uses_and_gen): Ditto.
452 * integrate (allocate_initial_values): Ditto.
453 * combine.c (reg_dead_at_p): Ditto.
454 * resource.c (mark_target_live_regs): Ditto.
455 * sched-rgn.c (check_live_1, update_live_1): Ditto.
456 * config/sh/sh.c (find_r0_life_regions): Ditto.
457 * global.c (rest_of_handle_global_alloc): Only add back df_live
459 * local-alloc.c (rest_of_handle_local_alloc): Only remove
461 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
463 (if_convert): Make sure df_live is there at -O == 1.
464 (pass_if_after_combine): Cleanup flags.
465 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
468 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
470 * config/arm/arm.c (arm_get_frame_offsets): Set
471 offsets->locals_base to avoid negative stack size.
472 (thumb1_expand_prologue): Assert on negative stack size.
474 2007-04-19 Sebastian Pop <sebpop@gmail.com>
476 PR tree-optimization/32367
477 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
478 of the chrec has no evolution in that loop.
479 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
481 2007-06-19 Bob Wilson <bob.wilson@acm.org>
483 * config/xtensa/xtensa.c: Include "df.h".
484 (xtensa_builtin_saveregs): Use adjust_address instead of change_address.
485 (xtensa_va_start): Invoke make_tree with sizetype for
486 expand_builtin_saveregs and then convert the result to a pointer.
487 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
488 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
489 Subtract argument size from index value as integers and then use
490 POINTER_PLUS_EXPR to add the result to the array address.
492 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
495 * config/m32c/m32c.c: Include dataflow header file.
496 (m32c_emit_prologue): Adjust for prologue insn change.
497 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
498 once inside a PARALLEL. Assume frame size passed in operand 0
499 includes space to save the fb register.
500 (prologue_enter_24): Likewise.
501 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
503 2007-06-19 David Daney <ddaney@avtrex.com
506 * config/mips/mips.md (cprestore): Mark $gp as used.
508 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
511 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
512 (frv_ifcvt_modify_insn): Likewise.
514 2007-06-19 Richard Guenther <rguenther@suse.de>
516 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
517 only handle positive offsets that fit in a HOST_WIDE_INT.
519 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
521 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
522 result of rsqrt insn for zero input argument to avoid NaN.
524 2007-06-19 Richard Guenther <rguenther@suse.de>
527 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
529 2007-06-19 Jakub Jelinek <jakub@redhat.com>
531 PR tree-optimization/32353
532 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
534 2007-06-19 Nick Clifton <nickc@redhat.com>
536 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
538 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
541 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
542 * config/i386/i386.c (assign_386_stack_local): Assert that
543 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
544 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
545 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
546 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
548 2007-06-18 Steve Ellcey <sje@cup.hp.com>
550 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
552 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
554 PR rtl-optimization/32321
555 * gcse.c (replace_store_insn): Update the note before
556 calling emit_insn_after.
558 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
561 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
563 * df-problems.c (df_note_bb_compute): Fix dumping info.
565 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
567 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
568 insn with emit_jump_insn.
570 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
572 PR tree-optimization/32383
573 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
574 * targhooks.h (default_builtin_reciprocal): Update prototype.
575 * target.h (struct gcc_target): Update builtin_reciprocal.
576 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
577 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
578 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
579 when fndecl is in BUILT_IN_MD class.
580 (execute_convert_to_rsqrt): Ditto.
582 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
583 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
584 Convert BUILT_IN_SQRTF code only when md_fn is false.
586 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
588 * bt-load.c (move_btr_def): Fix the order of arguments
589 to validate_replace_rtx.
591 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
593 * config/m68k/m68k-devices.def: Add 54450..54455.
595 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
597 PR rtl-optimization/32366
598 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
599 FLOAT_EXTEND]: Prevent non-scalar modes from entering
602 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
605 * modulo-sched (generate_reg_moves): Added rescan parameter and if
606 this is true, rescan insn being modified.
607 (sms_schedule): Added rescan parameter.
608 (rest_of_handle_sms): Moved freeing of dominance info to before
609 getting out of cfg_layout.
611 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
613 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
614 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
617 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
618 FL_CF_EMAC from the entry for isac.
620 * config/m68k/predicates.md (const_call_operand): Adjust comment.
621 (const_sibcall_operand): New.
622 (sibcall_operand): Use it.
623 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
624 (m68k_isas): ISAC does not imply FPU or EMAC.
625 (override_options): Add ISA_C logic for symbolic jump & call.
627 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
629 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
630 return mode from the builtin itself.
631 (sparc_fold_builtin): Fix cast of zero constant.
633 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
635 * targhooks.c (default_builtin_reciprocal): New default target hook.
636 * targhooks.h (default_builtin_reciprocal): Add prototype.
637 * hooks.c (hook_tree_tree_bool_null): Remove hook.
638 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
639 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
640 default_builtin_reciprocal.
642 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
645 * hooks.c (hook_tree_tree_bool_null): New hook.
646 * hooks.h (hook_tree_tree_bool_null): Add prototype.
647 * tree-pass.h (pass_convert_to_rsqrt): Declare.
648 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
649 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
650 and convert it to reciprocal a*rfunc(b).
651 (execute_convert_to_rsqrt): New function.
652 (gate_convert_to_rsqrt): New function.
653 (pass_convert_to_rsqrt): New pass definition.
654 * target.h (struct gcc_target): Add builtin_reciprocal.
655 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
656 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
657 TARGET_BUILTIN_RECIPROCAL.
658 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
660 * config/i386/i386.h (TARGET_RECIP): New define.
661 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
662 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
663 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
664 and not optimizing for size.
665 (*rcpsf2_sse): New insn pattern.
666 (*rsqrtsf2_sse): Ditto.
667 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
668 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
669 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
670 and not optimizing for size.
671 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
672 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
673 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
674 and not optimizing for size.
675 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
676 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
677 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
678 and not optimizing for size.
679 (*sse_rsqrtv4sf2): Do not export.
681 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
682 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
683 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
684 and not optimizing for size.
686 * config/i386/i386.opt (mrecip): New option.
687 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
688 (ix86_emit_swsqrtsf): Ditto.
689 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
690 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
692 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
693 ix86_expand_unop1_builtin.
694 (ix86_emit_swdivsf): New function.
695 (ix86_emit_swsqrtsf): Ditto.
696 (ix86_builtin_reciprocal): New function.
697 (TARGET_BUILTIN_RECIPROCAL): Use it.
698 (ix86_vectorize_builtin_conversion): Rename from
699 ix86_builtin_conversion.
700 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
701 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
702 "i386 and x86_64 Options" section.
703 (Intel 386 and AMD x86_64 Options): Document -mrecip.
705 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
706 Zdenek Dvorak <dvorakz@suse.cz>
707 Richard Guenther <rguenther@suse.de>
708 Kaz Kojima <kkojima@gcc.gnu.org>
710 * tree-vrp.c (compare_values_warnv): Convert val2 to
712 (extract_range_from_assert): Create
713 POINTER_PLUS_EXPR for pointer types.
714 (extract_range_from_binary_expr): Handle
715 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
717 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
718 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
719 POINTER_PLUS_EXPR as PLUS_EXPR.
720 (number_of_iterations_lt_to_ne):
721 For pointer types, use sizetype when
722 creating MINUS_EXPR/PLUS_EXPRs.
723 (assert_loop_rolls_lt): For pointer types, use sizetype when
724 creating MINUS_EXPR/PLUS_EXPRs.
725 (number_of_iterations_le): Likewise.
726 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
727 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
728 like PLUS_EXPR and MINUS_EXPR.
729 * tree-pretty-print.c (dump_generic_node): Handle
732 (op_symbol_1): Likewise.
733 * optabs.c (optab_for_tree_code): Likewise.
734 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
736 * tree-tailcall.c (process_assignment): Mention
737 POINTER_PLUS_EXPR in a TODO comment.
738 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
739 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
740 not used with a pointer and an integer type.
741 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
742 increment using chrec_convert_rhs instead of chrec_convert.
743 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
744 PLUS_EXPR except for the right hand side's type will be
746 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
747 (fold_used_pointer_cast): Kill.
748 (pointer_offset_p): Kill.
749 (fold_used_pointer): Kill.
750 (pointer_used_p): Kill.
751 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
752 call fold_used_pointer.
753 (instantiate_parameters_1): Convert the increment
754 using chrec_convert_rhs instead of chrec_convert.
755 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
756 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
757 instead of PLUS_EXPR.
758 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
759 PLUS_EXPR for pointers.
760 (std_gimplify_va_arg_expr): Likewise.
761 (fold_builtin_memory_op): Likewise.
762 (fold_builtin_strstr): Likewise.
763 (fold_builtin_strchr): Likewise.
764 (fold_builtin_strrchr): Likewise.
765 (fold_builtin_strpbrk): Likewise.
766 (expand_builtin_memory_chk): Likewise.
767 (fold_builtin_memory_chk): Likewise.
768 (std_expand_builtin_va_start): Use
769 sizetype for the call to make_tree and then convert
771 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
772 instead of PLUS_EXPR for adding to a pointer.
773 (std_gimplify_va_arg_expr): Use fold_build2 for
774 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
775 the operands to sizetype first and then cast the BIT_AND_EXPR
776 back to the pointer type.
777 * fold-const.c (build_range_check): Handle pointer types
779 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
780 of PLUS_EXPR's. Make sure the offset is converted to
782 (try_move_mult_to_index): Strip the NOPs from the offset.
783 Remove code argument and replace all uses with PLUS_EXPR.
784 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
785 specially. Don't use a pointer type for MINUS_EXPR.
786 (fold_unary): Handle for (T1)(X op Y),
787 only p+ as that is the only as that can be handled for
788 binary operators now.
789 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
791 <case PLUS_EXPR>: Add folding of PTR+INT into
793 Don't call try_move_mult_to_index.
794 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
795 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
796 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
797 Don't call try_move_mult_to_index.
798 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
799 (tree_expr_nonzero_p): Likewise.
800 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
801 of PLUS_EXPR for the complex expression folding.
802 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
803 first chrec is a pointer type, then the second should
804 be sizetype and not the first's type.
805 For POINTER_PLUS_EXPR, use a different right hand side type.
806 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
807 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
808 different right hand side type.
809 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
810 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
811 instead of PLUS_EXPR.
812 When either operand is zero, convert the other operand.
813 (chrec_apply): Use chrec_convert_rhs
814 on the argument x instead of chrec_convert.
815 (reset_evolution_in_loop): For pointer types, the new_evol
817 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
818 different right hand side type.
819 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
820 (chrec_convert_rhs): New function.
821 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
822 different right hand side type.
823 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
824 * tree-chrec.h (chrec_convert_rhs): New prototype.
825 (build_polynomial_chrec): For pointer types, the right hand
826 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
827 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
828 Remove subtraction case as it is always addition now.
829 Make sure the offset is converted to sizetype.
830 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
831 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
832 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
833 PLUS_EXPR in pointer type.
834 Handle POINTER_PLUS_EXPR.
835 (tree_to_aff_combination): Likewise.
836 (force_expr_to_var_cost): Likewise.
837 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
838 instead of PLUS_EXPR for pointers.
839 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
840 instead of PLUS_EXPR of pointer types.
841 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
843 (check_va_list_escapes): Likewise.
844 (check_all_va_list_escapes): Likewise.
845 * dwarf2out.c (loc_descriptor_from_tree_1):
846 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
847 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
848 (string_constant): Likewise.
849 * tree-ssa-address.c (tree_mem_ref_addr): When adding
850 the offset to the base, use POINTER_PLUS_EXPR.
851 (add_to_parts): Convert the index to sizetype.
852 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
853 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
854 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
855 Offset only holds something for PLUS_EXPR.
856 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
858 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
860 (analyze_accesses_for_modify_stmt): Likewise.
861 Remove comment about the type being integral type as it is
863 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
865 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
867 Correct the type which the artimentic is done in (is now
870 * tree-data-ref.c (split_constant_offset): Handle
872 * tree-affine.c (tree_to_aff_combination): Likewise.
873 * c-typeck.c (build_unary_op): For pointers create the increment
874 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
876 * gimplify.c (gimplify_self_mod_expr): Create a
877 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
878 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
879 * tree.def (POINTER_PLUS_EXPR): New tree code.
880 * tree-predcom.c (ref_at_iteration): If we have a pointer
881 type do the multiplication in sizetype.
882 * tree-mudflap.c (mf_xform_derefs_1): Create a
883 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
884 * tree-ssa-forwprop.c
885 (forward_propagate_addr_into_variable_array_index):
886 Don't expect there to be a cast for the index as that
887 does not exist anymore.
888 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
889 instead of PLUS_EXPR.
890 Don't check for the first operand of the POINTER_PLUS_EXPR
891 was the index as it cannot be.
892 Call forward_propagate_addr_into_variable_array_index with
893 the SSA_NAME instead of the statement.
894 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
895 (compare_constant): Likewise.
896 (copy_constant): Likewise.
897 (compute_reloc_for_constant): Likewise.
898 (output_addressed_constants): Likewise.
899 (initializer_constant_valid_p): Likewise.
900 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
901 Convert the MIN/MAX of the inner type to the outer
902 type before comparing them.
903 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
904 POINTER_PLUS_EXPR instead of PLUS_EXPR.
905 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
906 of PLUS_EXPR for pointers.
907 * tree-inline.c (estimate_num_insns_1): Handle
909 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
910 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
911 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
912 instead of PLUS_EXPR for the pointer increment statement.
913 (vect_update_ivs_after_vectorizer): For pointer types, create
914 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
915 MULT_EXPR in sizetype.
916 (vect_gen_niters_for_prolog_loop): Add a cast when creating
918 * tree-object-size.c (plus_expr_object_size): Handle
919 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
920 code which is trying to figure out which side is a pointer and
922 (check_for_plus_in_loops_1): Likewise.
923 (check_for_plus_in_loops): Likewise.
924 * c-common.c (pointer_int_sum): Create a
925 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
926 * tree-ssa-structalias.c (handle_ptr_arith): Handle
927 only POINTER_PLUS_EXPR. Removing all the extra
928 code which is trying to figure out which side is a pointer and
930 * tree-cfg.c (verify_expr): Add extra checking for pointers and
931 PLUS_EXPR and MINUS_EXPR.
932 Also add checking to make sure the operands of POINTER_PLUS_EXPR
934 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
935 with make_tree, instead of a pointer type.
936 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
937 for pointers instead of PLUS_EXPR.
938 (s390_gimplify_va_arg): Likewise.
939 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
940 instead of PLUS_EXPR when doing addition on pointer
941 types. Use sizetype for the second operand.
942 (spu_gimplify_va_arg_expr): Likewise.
943 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
944 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
945 a pointer. Don't create a BIT_AND_EXPR for pointer types.
946 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
947 for the pointer addition and also use size_int/sizetype
949 (ix86_gimplify_va_arg): Likewise.
950 Perform BIT_AND_EXPR on sizetype arguments.
951 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
952 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
953 for the pointer additions and also use size_int for the offsets.
954 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
955 additions and also use size_int for the offsets. Perform
956 BIT_AND_EXPR on sizetype arguments.
957 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
958 POINTER_PLUS_EXPR for pointers and create the
959 BIT_AND_EXPR in sizetype.
960 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
961 instead of PLUS_EXPR for pointer addition.
962 (rs6000_va_start): Likewise.
963 Also use sizetype for the offset.
964 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
965 as PLUS_EXPR/MINUS_EXPR.
966 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
967 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
968 Don't use BIT_AND_EXPR on a pointer type, convert the
969 expression to sizetype first.
970 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
972 (mips_gimplify_va_arg_expr): Likewise.
973 Don't create BIT_AND_EXPR in a pointer type.
975 2007-06-15 Eric Christopher <echristo@apple.com>
977 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
978 (x86_64-*-darwin*): Ditto.
979 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
982 2007-06-15 Matthew Wilcox <matthew@wil.cx>
984 * doc/extend.texi: Document behavior of __attribute__((aligned))
987 2007-06-15 Mark Mitchell <mark@codesourcery.com>
989 * rtlanal.c (note_stores): Improve documentation.
991 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
993 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
994 LOCAL_LABEL_PREFIX): Delete.
995 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
996 (bfin_internal_label): Delete.
998 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
1000 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
1001 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
1002 otherwise define to LIBGCC2_TF_CEXT.
1003 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
1004 (LIBGCC_TF_CEXT): Ditto.
1007 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
1009 PR rtl-optimization/32339
1010 * df-scan.c (df_uses_record): Don't modify flags but just add to
1011 it for df_ref_record.
1013 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1015 * tree-mudflap.c: Fix whitespace issues.
1017 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
1019 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
1021 2007-06-14 Eric Christopher <echristo@apple.com>
1023 * config/i386/sse.md (movdi_to_sse): Rewrite body.
1024 (movv4sf): Use gcc_unreachable instead of abort.
1026 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1029 * config/i386/sfp-machine.h (CMPtype): New define.
1030 (mach stubs): Use CMPtype instead of int as a return type.
1032 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1034 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
1035 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
1036 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
1037 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
1038 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
1039 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
1040 config/soft-fp/soft-fp.h: Update from glibc CVS.
1042 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
1044 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
1046 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1049 * config/v850/v850.c: Include dataflow header file.
1050 (substitute_ep_register): Fix typo.
1052 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1054 * configure.ac: Fix earlier checkin.
1055 * configure: Regenerated.
1057 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1059 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
1060 * aclocal.m4: Regenerate.
1061 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
1062 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
1063 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
1064 * configure: Regenerate.
1065 * Makefile.in (LOOSE_WARN): Subst loose_warn.
1067 * Makefile.in (quickstrap): Build libgcc too.
1069 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1071 * configure.ac: Add --enable-checking=df. Explicitly mention that
1072 the variables are initialized as for "release".
1073 * df-core.c: Use it.
1074 * configure: Regenerate.
1075 * config.in: Regenerate.
1077 2007-06-14 Bob Wilson <bob.wilson@acm.org>
1079 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
1080 validate_replace_rtx instead of replace_rtx.
1081 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
1083 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
1085 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
1086 (DWARF2_UNWIND_INFO): Override default if configured with
1088 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
1089 (ENDFILE_SPEC): Add crtend.o.
1090 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
1091 (ENDFILE_SPEC): Add crtend.o.
1092 (TARGET_USE_JCR_SECTION): Define.
1093 (MD_UNWIND_SUPPORT): Define for 32-bit target.
1095 * config/i386/cygming-crtbegin.c: New file.
1096 * config/i386/cygming-crtend.c: New file.
1098 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
1100 * config/i386/w32-unwind.h: New file.
1102 2007-06-13 Eric Christopher <echristo@apple.com>
1104 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
1105 the user set a value below STACK_BOUNDARY.
1107 2007-06-13 Thiemo Seufer <ths@networkno.de>
1109 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
1110 imply -lpthread for -pthread.
1112 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1114 * basic-block.h: Remove the prototype for
1115 free_basic_block_vars.
1116 * cfglayout.h: Remove the prototype for
1117 insn_locators_initialize.
1118 * tree.h: Remove the prototype for emit_line_note.
1120 * tree-ssa-pre.c (mergephitemp): Remove.
1121 (init_pre): Don't use mergephitemp.
1123 2007-06-13 Eric Christopher <echristo@apple.com>
1125 * config/i386/i386.c (override_options): If we've specified
1126 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
1128 2007-06-13 Bob Wilson <bob.wilson@acm.org>
1130 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
1133 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1135 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
1136 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
1137 (eh_store_handler): New pattern.
1138 (eh_return): Emit it instead of a plain move.
1140 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
1142 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
1143 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
1144 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
1147 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1149 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
1150 (find_next_insn_start, find_load): New functions.
1151 (bfin_reorg): Use them to deal with the fact that parallel insns are
1152 no longer represented as a SEQUENCE.
1154 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1156 * config/sparc/sparc.c (sparc_override_options): Initialize
1159 2007-06-13 Dave Korn <dave.korn@artimi.com>
1161 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
1164 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1166 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
1167 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
1168 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
1169 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
1170 tree-vect-transform.c: Fix comment typos. Follow spelling
1173 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1175 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
1176 to the exit block use set.
1177 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
1178 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
1179 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
1181 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1183 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
1184 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
1185 to indicate an error.
1186 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
1187 (dbg_cnt_process_opt): Print an error on a bad argument.
1188 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
1189 * common.opt (-fdbg-cnt-list): New.
1190 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
1192 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
1194 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
1195 flag on ref-all pointers.
1197 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
1200 * expr.c (expand_expr_addr_expr_1): Call expand_expr
1201 for the offset with the modifier as EXPAND_INITIALIZER
1202 if the modifier is EXPAND_INITIALIZER.
1203 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
1204 a register if we had an overflow.
1206 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1208 * real.c (real_isfinite): New.
1209 (real_sqrt): Use it.
1210 * real.h (real_isfinite): New.
1211 * builtins.c: Use it.
1213 2007-06-12 Ian Lance Taylor <iant@google.com>
1214 Daniel Berlin <dberlin@dberlin.org>
1217 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
1218 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
1219 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
1220 (DECL_NO_TBAA_P): Define.
1221 (struct tree_decl_common): Add no_tbaa_flag field.
1222 * tree-ssa-structalias.c (struct variable_info): Add
1223 no_tbaa_pruning field.
1224 (new_var_info): Initialize no_tbaa_pruning field.
1225 (unify_nodes): Copy no_tbaa_pruning field.
1226 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1227 (dump_solution_for_var): Print no_tbaa_pruning flag.
1228 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
1230 (compute_tbaa_pruning): New static function.
1231 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
1232 Call compute_tbaa_pruning.
1233 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
1234 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1235 * gimple-low.c (lower_stmt): Likewise.
1236 * tree-gimple.c (is_gimple_stmt): Likewise.
1237 * tree-ssa-operands.c (get_expr_operands): Likewise.
1238 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1239 * tree-inline.c (estimate_num_insns_1): Likewise.
1240 (copy_result_decl_to_var): Likewise.
1241 * expr.c (expand_expr_real_1): Likewise.
1242 * tree-pretty-print.c (dump_generic_node): Likewise.
1243 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
1244 * omp-low.c (omp_copy_decl_2): Likewise.
1245 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
1246 * doc/c-tree.texi (Expression trees): Document
1247 CHANGE_DYNAMIC_TYPE_EXPR.
1249 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1251 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
1252 with !HONOR_NANS and !HONOR_INFINITIES.
1253 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
1255 2007-06-12 Tristan Gingold <gingold@adacore.com>
1257 * gcov.c: Comments updated.
1258 (source_info): Add file_time field.
1259 (source_index): New variable.
1260 (mutiple_files): New variable.
1261 (generate_results): New function extracted from process_file.
1262 (process_file): Save and restore chain of functions, generate
1263 results and free structures only if not merging results.
1264 (release_structures): File names are now freed in create_file_names
1265 (create_file_names): Free previous file names.
1266 (find_source): File date is now read here and modifications in
1267 source files is checked here.
1268 (read_graph_file): Only reverse order of functions for the current
1270 (make_gcov_file_name): Do not generate long names if input_name is
1272 (output_lines): If merging results do not display graph, data and
1274 Checking source file modification is done in find_source.
1276 * doc/gcov.texi: Append an s to sourcefile.
1278 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
1280 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
1281 (forced_nop): New pattern.
1282 * config/bfin/bfin.c: Include "df.h".
1283 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
1284 (bfin_discover_loop): Use df_get_live_in instead of
1285 global_live_at_start.
1286 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
1287 df_analyze when done.
1288 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
1289 the insns. Use QImode for the final insn in a bundle. Call
1290 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
1292 (reorder_var_tracking_notes): New function.
1293 (bfin_reorg): Pass no argument to split_all_insns. Don't call
1294 update_life_info. Call df_analyze after scheduling and bundle
1295 generation. Call reorder_var_tracking_notes if generating these notes.
1296 Call df_finish_pass at the end.
1298 2007-06-12 Dirk Mueller <dmueller@suse.de>
1300 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
1301 a comparison, not an assignment.
1303 2007-06-12 Olivier Hainque <hainque@adacore.com>
1305 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
1306 Request walking the subtrees only, leaving the current is_lhs/val_only
1308 (convert_non_local_reference): Likewise.
1310 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
1312 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
1314 2007-06-12 Richard Guenther <rguenther@suse.de>
1316 PR tree-optimization/15353
1317 PR tree-optimization/31657
1318 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
1319 * timevar.def: Add TV_TREE_IFCOMBINE.
1320 * tree-pass.h (pass_tree_ifcombine): Declare.
1321 * tree-ssa-ifcombine.c: New file.
1322 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
1323 * tree-flow.h (blocks_in_phiopt_order): Declare.
1324 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
1325 (tree-ssa-ifcombine.o): New dependencies.
1327 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
1329 PR rtl-optimization/32293
1330 * combine.c (simplify_if_then_else): Truncate return from
1331 nonzero_bits() to correct mode.
1333 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
1335 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
1336 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
1338 2007-06-11 Diego Novillo <dnovillo@google.com>
1340 * Makefile.in (reload1.o-warn): Remove.
1342 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
1344 * combine.c (subst): Use reg_overlap_mentioned_p
1345 instead of comparing register numbers directly.
1347 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1349 * reload1.c (mark_home_live_1): Use the mode parameter.
1351 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1353 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
1354 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
1358 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
1360 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
1362 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1364 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
1365 from integer registers.
1366 (FP mode splitters): Handle TFmode.
1368 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
1370 * tree-ssa-structalias.c (find_what_p_points_to): Return false
1371 for ref-all pointers that point-to anything.
1373 2007-06-11 Joseph Myers <joseph@codesourcery.com>
1375 * config/arm/arm.c (arm_output_dwarf_dtprel,
1376 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
1378 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
1380 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
1381 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
1384 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
1386 * gcc/tree.c (signed_or_unsigned_type_for): New.
1387 (unsigned_type_for): Use signed_or_unsigned_type_for.
1388 (signed_type_for): Use signed_or_unsigned_type_for.
1389 * gcc/tree.h (signed_or_unsigned_type_for): New.
1390 (get_signed_or_unsigned_type): Remove.
1391 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
1392 lang_hooks.types.signed_type
1393 (size_diffop): Likewise.
1394 (all_ones_mask_p): Likewise.
1395 (build_range_check): Likewise.
1396 (fold_cond_expr_with_comparison): Likewise.
1397 (fold_cond_expr_with_comparison): Likewise.
1398 (unextend): Likewise.
1399 (extract_muldiv_1): Likewise.
1400 (fold_single_bit_test_into_sign_test): Likewise.
1401 (fold_binary): Likewise.
1402 (fold_ternary): Likewise.
1403 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
1404 instead of get_signed_or_unsigned_type.
1405 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
1406 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
1407 * gcc/expr.c (signed_or_unsigned_type_for): Use
1408 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
1409 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
1410 (lhd_signed_or_unsigned_type): Remove.
1411 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
1412 signed_or_unsigned_type.
1413 (lhd_signed_or_unsigned_type): Remove.
1414 * gcc/expmed.c (make_tree): Use signed_type_for instead of
1415 lang_hooks.types.signed_type.
1416 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
1417 c_common_signed_type instead of lang_hooks.types.signed_type.
1418 (c_common_unsigned_type): New.
1419 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
1420 (shorten_compare): Use c_common_unsigned_type instead of
1421 c_common_signed_or_unsigned_type.
1422 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
1424 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
1425 lang_hooks.types.signed_type.
1426 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
1427 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
1428 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
1429 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
1430 instead of unsigned_type_for.
1431 * gcc/c-decl.c (groakdeclarator): Likewise.
1432 * gcc/c-typeck.c (convert_for_assignment): Likewise.
1433 * gcc/c-common.h (c_common_unsigned_type): New.
1435 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1438 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
1439 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
1441 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1444 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
1445 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
1447 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
1448 Sebastian Pop <sebpop@gmail.com>
1450 * lambda-code.c (remove_iv): New.
1451 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
1453 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
1455 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
1456 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
1457 * tree-ssa-loop-prefetch.c: Include optabs.h.
1458 (FENCE_FOLLOWING_MOVNT): New macro.
1459 (struct mem_ref): Add independent_p and storent_p fields.
1460 (record_ref): Initalize the new fields.
1461 (gather_memory_references_ref): Return true if the reference
1463 (gather_memory_references): Check whether all memory accesses
1464 in loop were recorded.
1465 (should_issue_prefetch_p): Return false for nontemporal stores.
1466 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
1467 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
1468 (determine_loop_nest_reuse): Detect independent memory references.
1469 (loop_prefetch_arrays): Call mark_nontemporal_stores.
1470 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
1471 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
1472 * config/i386/i386.h (x86_mfence): Declare.
1473 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
1474 * config/i386/i386.c (x86_mfence): New variable.
1475 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
1477 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
1478 * optabs.c (init_optabs): Initialize storent_optab.
1479 * optabs.h (enum optab_index): Add OTI_storent.
1480 (storent_optab): Declare.
1481 * genopinit.c (optabs): Add initialization for storent_optab.
1482 * tree.h (MOVE_NONTEMPORAL): New macro.
1483 * expr.c (expand_assignment, store_expr, store_constructor_field,
1484 store_constructor, store_field, expand_expr_real_1): Propagate
1485 nontemporality of the expanded store.
1486 (emit_storent_insn): New function.
1487 * expr.h (expand_assignment, store_expr): Declaration changed.
1488 * function.c (assign_parm_setup_reg): Pass false as nontemporality
1489 to expand_assignment.
1490 * stmt.c (expand_asm_expr): Ditto.
1491 * calls.c (initialize_argument_information): Pass false as
1492 nontemporality to store_expr.
1493 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
1496 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1498 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
1500 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
1502 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1504 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
1505 and allow DECL_P here.
1507 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
1509 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
1510 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
1511 track of the size of the expression.
1512 * cfghooks.c (merge_blocks): Remove block from loops structure only
1513 after call of the merge_blocks hook.
1515 2007-06-09 Tom Tromey <tromey@redhat.com>
1517 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
1518 (deprecated_state): Removed.
1519 (start_decl): Update.
1520 (enum deprecated_states): Moved earlier.
1521 (groktypename): Update.
1522 (push_parm_decl): Likewise.
1523 (grokfield): Likewise.
1524 (start_function): Likewise.
1526 2007-06-09 Ian Lance Taylor <iant@google.com>
1528 PR tree-optimization/32169
1529 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
1530 CONVERT_EXPR, check whether min and max both converted to an
1531 overflow infinity representation.
1533 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
1535 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
1536 not inserted on the edge.
1538 2007-06-08 Bob Wilson <bob.wilson@acm.org>
1540 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
1541 instructions if they are supported.
1542 (__divsi3, __umodsi3, __modsi3): Likewise.
1543 (__ashldi3, __ashrdi3, __lshrdi3): New.
1544 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
1546 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
1547 Tony Linthicum <tony.linthicum@amd.com>
1549 * doc/extend.texi: Add fvect-cost-model flag.
1550 * common.opt (fvect-cost-model): New flag.
1551 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
1552 cost fields in stmt_vec_info struct for STMT.
1553 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
1554 fields in stmt_vec_info struct and access functions for the same.
1555 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
1556 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
1557 load, store and vector to scalar operation.
1558 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
1559 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
1560 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
1561 (TARG_VEC_STORE_COST): Define cost of vector store.
1562 (vect_estimate_min_profitable_iters): Define new function.
1563 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
1564 check to evaluate if loop iterations are less than minimum profitable
1565 iterations determined by cost model or minimum vect loop bound defined
1566 by user, whichever is more conservative.
1567 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
1568 run-time check to evaluate if loop iterations are less than minimum
1569 profitable iterations determined by cost model or minimum vect loop
1570 bound defined by user, whichever is more conservative.
1571 (vect_estimate_min_profitable_iterations): New function to estimate
1572 mimimimum iterartions required for vector version of loop to be
1573 profitable over scalar version.
1574 (vect_model_reduction_cost): New function.
1575 (vect_model_induction_cost): New function.
1576 (vect_model_simple_cost): New function.
1577 (vect_cost_strided_group_size): New function.
1578 (vect_model_store_cost): New function.
1579 (vect_model_load_cost): New function.
1580 (vectorizable_reduction): Call vect_model_reduction_cost during
1582 (vectorizable_induction): Call vect_model_induction_cost during
1584 (vectorizable_load): Call vect_model_load_cost during analysis phase.
1585 (vectorizable_store): Call vect_model_store_cost during analysis phase.
1586 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
1587 vectorizable_promotion, vectorizable_demotion): Call
1588 vect_model_simple_cost during analysis phase.
1590 2007-06-08 Simon Baldwin <simonb@google.com>
1592 * reg-stack.c (get_true_reg): Readability change. Moved default case
1593 label into direct switch statement scope.
1595 2007-06-08 Simon Baldwin <simonb@google.com>
1597 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
1598 in gcc_assert() with '==' comparison.
1600 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1602 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
1603 TARGET_ABM handling of x86_popcnt variable.
1605 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1607 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
1608 __builtin_copysignq and __builtin_infq built-in functions.
1610 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1612 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
1613 SSE4.2 section. Correct built-in function names in SSE4A section.
1615 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1617 PR tree-optimization/32243
1618 * tree-vect-transform.c (vectorizable_type_promotion): Move check
1619 for ncopies after ratio check between nunits_out and nunits_in.
1620 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
1622 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
1624 PR tree-optimization/32224
1625 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
1626 vectorization upon a non GIMPLE_MODIFY_STMT.
1628 2007-06-08 Christian Bruel <christian.bruel@st.com>
1631 * config/sh/sh.md (doloop_end): New pattern and splitter.
1632 * loop-iv.c (simple_rhs_p): Check for hardware registers.
1634 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1637 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
1639 (verify_dominators): Do not change dominance tree.
1641 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1643 * config/sh/constraints.md: New file.
1644 * config/sh/sh.c: Include tm-constrs.h.
1645 (reg_class_from_letter): Remove.
1646 (prepare_cbranch_operands): Use satisfies_constraint_*
1647 function instead of macro.
1648 (andcosts, broken_move, sh_secondary_reload): Likewise.
1649 * config/sh/predicates.md (trapping_target_operand): Likewise.
1650 (and_operand, arith_operand, arith_reg_or_0_operand,
1651 cmp_operand, logical_operand, target_operand,
1652 ua_address_operand, ua_offset, xor_operand): Likewise.
1653 * config/sh/sh.md: Include constraints.md.
1654 (*movsicc_t_false): Use satisfies_constraint_* function
1656 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
1657 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
1658 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
1659 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
1660 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
1661 (REG_CLASS_FROM_CONSTRAINT): Remove.
1662 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
1663 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
1664 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
1665 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
1666 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1667 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
1668 function instead of macro.
1669 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1670 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
1671 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
1672 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
1673 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
1674 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
1675 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
1676 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
1677 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
1678 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
1679 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
1680 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
1681 EXTRA_CONSTRAINT_STR): Likewise.
1682 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
1684 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1686 * config/i386/darwin.h (STACK_BOUNDARY): Define.
1688 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
1691 * c-common.h (flag_cpp0x): Replaced by...
1692 (cxx_dialect): ... this new variable specifying the C++ dialect that
1694 * c-common.c (flag_cpp0x): Removed.
1695 (cxx_dialect): Defined.
1696 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
1698 * c-opts.c (c_common_post_options): Likewise.
1699 (set_std_cxx98): Set cxx_dialect to cxx98.
1700 (set_std_cxx0x): Set cxx_dialect to cxx0x.
1702 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1703 Hui-May Chang <hm.chang@apple.com>
1705 * doc/invoke.texi (Darwin Options): Update documentation for
1706 -mmacosx-version-min.
1707 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
1708 * config/darwin-driver.c: New file.
1709 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
1710 * config/t-darwin (darwin-driver.o): New rule.
1712 * config/darwin-c.c (version_as_macro): Ignore low digit.
1714 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
1716 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
1717 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
1718 (CSGNMODE): New mode macro.
1719 (CSGNVMODE): New mode attribute.
1720 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
1721 expander using CSGNMODE mode macro. Handle TFmode.
1722 (copysign<mode>3_const): Rename from copysignsf3_const and
1723 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
1725 (copysign<mode>3_var): Rename from copysignsf3_var and
1726 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
1728 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
1729 mode macro. Handle TFmode.
1730 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
1731 (iortf3, *iortf3): Ditto.
1732 (xortf3, *xortf3): Ditto.
1733 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
1734 TFmode and TImode masks.
1735 (ix86_expand_copysign): Expand TFmode copysign insn.
1736 (IX86_BUILTIN_INFQ): New.
1737 (IX86_BUILTIN_FABSQ): Ditto.
1738 (IX86_BUILTIN_COPYSIGNQ): Ditto.
1739 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
1740 [__builtin_fabsq]: Ditto.
1741 [__builtin_copysignq]: Ditto.
1742 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
1743 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
1744 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
1745 ix86_expand_binop_builtin().
1747 2007-06-07 Bob Wilson <bob.wilson@acm.org>
1749 * config/xtensa/lib1funcs.asm: Clean up whitespace.
1751 2007-06-07 Steve Ellcey <sje@cup.hp.com>
1754 * rtl.h (push_to_sequence2): New.
1755 * emit-rtl.c (push_to_sequence2): New.
1756 * function.c (assign_parm_data_all): Add new fields.
1757 (assign_parm_setup_block): Call push_to_sequence2 instead of
1759 (assign_parm_setup_reg): Ditto.
1760 (assign_parm_setup_stack): Ditto.
1761 (assign_parms_unsplit_complex): Ditto.
1762 (assign_parms): Change field name.
1764 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1766 PR tree-optimization/32220
1767 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
1768 phi node is reached before defining statement.
1770 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1773 * tree-vect-transform.c (vectorizable_call): Call update_stmt
1774 after changing the right hand side of the assignment.
1776 2007-06-06 Eric Christopher <echristo@apple.com>
1778 * config.gcc (i?86-*-darwin*): Remove arch parameter.
1779 (x86_64-*-darwin*): Ditto.
1780 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
1781 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1783 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1785 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
1787 (add_key): Likewise.
1788 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
1789 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
1791 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
1792 (add_cost_one_coalesce): Likewise.
1793 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
1794 variable names. Rename orig to orig_name for consistency.
1795 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
1797 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
1798 (record_equivalences_from_stmt): Likewise.
1799 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
1800 the coding conventions.
1801 (memory_ssa_name_same): Likewise.
1802 (dse_optimize_stmt): Likewise.
1803 (dse_record_phis): Likewise.
1804 (dse_finalize_block): Likewise.
1805 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
1806 keywords as variable names.
1807 (may_move_till): Cast according to the coding conventions.
1808 (force_move_till_expr): Avoid using C++ keywords as variable names.
1809 (force_move_till): Cast according to the coding conventions.
1810 (memref_hash): Likewise.
1811 (memref_eq): Likewise.
1812 (gather_mem_refs_stmt): Likewise.
1813 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
1814 keywords as variable names.
1815 (idx_find_step): Cast according to the coding conventions.
1816 (idx_record_use): Likewise.
1817 (find_depends): Likewise.
1818 (prepare_decl_rtl): Likewise.
1819 (mbc_entry_hash): Likewise.
1820 (mbc_entry_eq): Likewise.
1821 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
1822 (simplify_replace_tree): Avoid using C++ keywords as variable names.
1823 (idx_infer_loop_bounds): Cast according to the coding conventions.
1824 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
1825 * tree-ssa-math-opts.c (occ_new ): Likwise.
1826 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
1828 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
1830 (add_use_op): Likewise.
1831 (add_vop): Likewise.
1832 (add_vuse_op): Likewise.
1833 (add_vdef_op): Likewise.
1834 (get_expr_operands): Likewise.
1835 (push_stmt_changes): Use type safe memory macros.
1836 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
1837 keywords as variable names.
1838 (conditional_replacement): Likewise.
1839 (minmax_replacement): Likewise.
1840 (abs_replacement): Likewise.
1841 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
1843 (insert_fake_stores): Avoid using C++ keywords as variable names.
1844 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
1846 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
1847 (heapvar_insert): Use type safe memory macros.
1848 (new_var_info): Cast according to the coding conventions.
1849 (new_constraint): Likewise.
1850 (remove_preds_and_fake_succs): Use type safe memory macros.
1851 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
1853 (thread_single_edge): Likewise.
1854 (thread_through_loop_header): Likewise.
1856 2007-06-06 Eric Christopher <echristo@apple.com>
1858 * config/i386/i386.c (override_options): Move handling
1859 of TARGET_SUBTARGET* earlier.
1861 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
1863 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
1866 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
1868 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
1869 emited outside of basic block.
1870 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
1872 * rtl.h (delete_insn_chain): Declaration changed.
1873 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
1875 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
1876 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
1877 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
1878 to delete_insn_chain.
1879 (rtl_verify_flow_info_1): Verify that the insns in header and footer
1880 do not have bb field set.
1881 (rtl_verify_flow_info): Verify that insns between basic blocks do not
1883 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
1884 * cfgcleanup.c (try_optimize_cfg): Ditto.
1886 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1888 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
1889 (lambda_body_vector_new): Use type safe memory macros.
1890 (lambda_linear_expression_new): Likewise.
1891 (lambda_loopnest_new): Likewise.
1892 (lambda_lattice_new): Likewise.
1893 (replace_uses_equiv_to_x_with_y): Cast according to the coding
1894 conventions. Use type safe memory macros.
1895 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
1896 (lambda_body_vector_s): Likewise.
1897 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
1898 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
1900 2007-06-06 Richard Guenther <rguenther@suse.de>
1902 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
1903 if we need to schedule cfg_cleanup.
1904 (tree_ssa_forward_propagate_single_use_vars): Do so.
1906 2007-06-06 Ian Lance Taylor <iant@google.com>
1908 * fold-const.c (merge_ranges): If range_successor or
1909 range_predecessor fail, just return 0.
1911 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1913 PR tree-optimization/32216
1914 * tree-vectorizer.c (supportable_widening_operation): Determine
1915 signedness of FIX_TRUNC_EXPR from output operand.
1916 (supportable_narrowing_operation): Ditto.
1917 * tree-vect-generic.c (expand_vector_operations_1): Determine
1918 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
1921 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
1923 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
1924 (struct pta): ...from here. Change flags to unsigned to avoid
1925 excessive casting (as it is used as a bit mask).
1926 (override_options): Add casts according to the coding convenventions.
1927 (x86_64_elf_unique_section): Likewise.
1928 (examine_argument): Avoid using C++ keywords as variable names.
1929 (construct_container): Likewise.
1930 (legitimize_pic_address): Likewise.
1931 (get_dllimport_decl): Cast according to the coding conventions. Use
1932 type safe memory macros.
1933 (legitimize_address): Cast according to the coding conventions.
1934 (emit_i387_cw_initialization): Corrected the type of slot to enum
1936 (ix86_init_machine_status): Use type safe memory macros.
1937 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
1938 (bdesc_pcmpistr): Likewise.
1939 (bdesc_crc32): Likewise.
1940 (bdesc_sse_3arg): Likewise.
1941 (bdesc_2arg): Likewise.
1942 (bdesc_1arg): Likewise.
1943 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
1944 (ix86_expand_sse_pcmpistr): Likewise.
1945 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
1946 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
1947 int to match the langhook definition.
1948 (ix86_builtin_conversion): Change the type of code to unsigned init to
1949 match the langhook definition.
1950 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
1952 (ix86_preferred_output_reload_class): Likewise.
1953 (ix86_cannot_change_mode_class): Likewise.
1954 (ix86_memory_move_cost): Likewise.
1955 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
1956 avoid excessive casting later on.
1957 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
1959 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1961 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
1962 as flags setting insn.
1963 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
1965 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
1967 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
1968 (UNSPEC_ROUND): New.
1969 ("sse4_1_round<mode>2"): New insn pattern.
1970 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
1972 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
1973 expander using SSEMODEF mode macro. Expand using
1974 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1975 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
1976 expander using SSEMODEF mode macro. Expand using
1977 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1978 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
1979 expander using SSEMODEF mode macro. Expand using
1980 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
1981 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
1982 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
1983 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
1986 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
1987 Sebastian Pop <sebpop@gmail.com>
1989 * lambda.h (build_linear_expr): New.
1990 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
1991 Use build_linear_expr, call fold and force_gimple_operand.
1992 (lambda_loopnest_to_gcc_loopnest): Check that there is
1993 something to insert.
1994 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
1996 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
1998 PR preprocessor/23479
1999 * doc/extend.texi: Document the 0b-prefixed binary integer
2002 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2004 PR tree-optimization/32215
2005 * tree-vectorizer.c (supportable_widening_operation): Return false
2006 for unsupported FIX_TRUNC_EXPR tree code.
2007 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
2009 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
2011 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
2012 register on SPE targets. Change documentation to reflect
2014 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2015 Change FIXED_SCRATCH to 14 and document why we're keeping r14
2016 out of the register allocation pool.
2017 (rs6000_reg_live_or_pic_offset_p): New function.
2018 (rs6000_emit_prologue): Move the actual saving of LR up to free
2019 r0 for holding r11. Split saving of SPE 64-bit registers into
2020 its own case. Ensure that offsets will always be in-range for
2021 'evstdd' by using r11 as a scratch register to point at the start
2022 of the SPE save area. Save r11 if necessary, as it is the static
2024 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
2025 into its own case. Ensure that offsets will always be in-range
2026 for 'evldd' by using r11 as a scratch register to point at the
2027 start of the SPE save area. Also adjust r11 when restoring
2028 the stack pointer to compensate for pre-loading r11.
2030 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
2032 * cfg.c (init_flow): Use type safe memory macros.
2033 (alloc_block): Likewise.
2034 (unchecked_make_edge): Likewise.
2035 (dump_flow_info): Avoid using C++ keywords as variable names.
2036 (copy_original_table_clear): Cast according to the coding conventions.
2037 (copy_original_table_set): Likewise.
2038 * cfgexpand (label_rtx_for_bb): Likewise.
2039 (expand_gimple_basic_block): Likewise.
2040 * cfghooks.c (dump_bb): Likewise.
2041 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
2043 (lv_add_condition_to_bb): Likewise.
2044 * cfglayout (relink_block_chain): Cast according to the coding
2046 (fixup_reorder_chain): Likewise.
2047 (fixup_fallthru_exit_predecessor): Likewise.
2048 * cfgloop.c (glb_enum_p): Likewise.
2049 (get_exit_description): Likewise.
2050 (dump_recorded_exit): Likewise.
2051 * cfgloop.h (enum loop_estimation): Move out of struct scope...
2052 (struct loop): ... from here.
2053 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
2055 * cfgrtl.c (rtl_create_basic_block): Likewise.
2056 (rtl_split_block): Likewise.
2057 (rtl_dump_bb): Likewise.
2058 (cfg_layout_split_block): Likewise.
2059 (init_rtl_bb_info): Use typesafe memory macros.
2061 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
2062 * graphds.h: Updated all usages of edge to graph_edge.
2063 * graphds.c: Likewise.
2064 * cfgloopanal.c: Likewise.
2066 2007-06-05 Ian Lance Taylor <iant@google.com>
2068 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
2069 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
2070 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
2072 (test_for_singularity): Likewise.
2074 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2076 * config/i386/constraints.md ("Y2"): Replaced by ...
2078 * config/i386/i386.md: Likewise.
2079 * config/i386/mmx.md: Likewise.
2080 * config/i386/sse.md: Likewise.
2082 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2084 * config/i386/constraints.md ("z"): Replaced by ...
2086 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
2087 (sse4_1_blendvps): Likewise.
2088 (sse4_1_pblendvb): Likewise.
2089 (sse4_2_pcmpestr): Likewise.
2090 (sse4_2_pcmpestrm): Likewise.
2091 (sse4_2_pcmpestr_cconly): Likewise.
2092 (sse4_2_pcmpistr): Likewise.
2093 (sse4_2_pcmpistrm): Likewise.
2094 (sse4_2_pcmpistr_cconly): Likewise.
2096 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
2098 * matrix-reorg.c (transform_access_sites): Fix computation.
2099 (transform_allocation_sites): Same.
2101 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2103 * config/i386/i386.c (override_options): Use
2104 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
2106 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2108 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
2109 (nonimm_not_xmm0_operand): Ditto.
2110 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
2111 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
2112 as operand[2] predicate. Require "z" class XMM register for
2113 operand[3]. Adjust asm template.
2114 ("sse4_1_blendvpd"): Ditto.
2115 ("sse4_1_pblendvb"): Ditto.
2116 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
2117 force op2 into xmm0 register for variable blend instructions.
2119 2007-06-04 Tom Tromey <tromey@redhat.com>
2121 * c-tree.h (start_enum): Update.
2122 (build_enumerator): Likewise.
2123 * c-decl.c (enum_next_value): Removed.
2124 (enum_overflow): Likewise.
2125 (start_enum): Add c_enum_contents argument. Don't use globals.
2126 (build_enumerator): Likewise.
2127 * c-tree.h (struct c_enum_contents): New struct.
2129 2007-06-04 Tom Tromey <tromey@redhat.com>
2131 * c-common.c (c_common_get_alias_set): Fix indentation.
2133 2007-06-04 Ian Lance Taylor <iant@google.com>
2135 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
2136 to overflow, reduce overflow infinity to regular infinity.
2137 (vrp_var_may_overflow): New static function.
2138 (vrp_visit_phi_node): Check vrp_var_may_overflow.
2140 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
2142 * stor-layout.c (layout_type): Remove duplicate code.
2144 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
2147 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
2148 before build_common_builtin_nodes ().
2150 2007-06-04 Steve Ellcey <sje@cup.hp.com>
2153 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
2155 2007-06-04 Jan Hubicka <jh@suse.cz>
2157 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
2158 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
2159 instead of _stat version.
2161 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2163 PR tree-optimization/32194
2164 * tree-predcom.c (determine_offset): Check that both references have
2167 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2169 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
2170 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
2171 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2172 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
2173 Add argument to iterate_fix_dominators call.
2174 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
2175 * gcse.c (hoist_code): Change domby to vector.
2176 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
2177 Add argument to iterate_fix_dominators call.
2178 * loop-doloop.c (doloop_modify): Changed recount_dominator to
2179 recompute_dominator.
2180 * lambda-code.c (perfect_nestify): Ditto.
2181 * cfgloopanal.c: Include graphds.h.
2182 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
2183 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
2184 (mark_irreducible_loops): Use graphds_scc. Remove argument from
2186 * graphds.c: New file.
2187 * graphds.h: New file.
2188 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
2189 (get_dominated_by, get_dominated_by_region): Change return type to
2191 (verify_dominators): Recompute all dominators and compare the results.
2192 (recount_dominator): Renamed to ...
2193 (recompute_dominator): ... this. Do not check that the block is
2195 (iterate_fix_dominators): Reimplemented.
2196 (prune_bbs_to_update_dominators, root_of_dom_tree,
2197 determine_dominators_for_sons): New functions.
2198 * et-forest.c (et_root): New function.
2199 * et-forest.h (et_root): Declare.
2200 * Makefile.in (graphds.o): Add.
2201 (cfgloopanal.o): Add graphds.h dependency.
2202 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
2203 * basic-block.h (get_dominated_by, get_dominated_by_region,
2204 iterate_fix_dominators): Declaration changed.
2205 (recount_dominator): Renamed to ...
2206 (recompute_dominator): ... this.
2207 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
2208 (thread_through_all_blocks): Do not free dominance info.
2210 2007-06-03 Andreas Schwab <schwab@suse.de>
2212 * config/m68k/m68k.c (override_options): Don't override
2214 * config/m68k/m68k-modes.def (SF, DF): Define to use
2215 motorola_single_format and motorola_double_format, resp.
2216 * real.c (motorola_single_format): Renamed from
2217 coldfire_single_format.
2218 (motorola_double_format): Renamed from coldfire_double_format.
2219 (encode_ieee_extended): Generate a proper canonical NaN image
2220 respecting canonical_nan_lsbs_set.
2221 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
2223 * real.h: Adjust declarations.
2225 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
2228 * config/sh/sh.md (symGOT_load): Don't schedule insns when
2229 the symbol is generated with the stack protector.
2231 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
2233 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
2234 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
2236 * doc/extend.texi (interrupt): Mention m68k.
2238 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
2240 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
2241 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
2242 (ix86_expand_sse_pcmpestr): Do not check operands for
2243 "register_operand", when insn operand predicate is "register_operand".
2244 (ix86_expand_sse_pcmpistr): Ditto.
2246 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
2247 Uros Bizjak <ubizjak@gmail.com>
2249 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
2250 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
2251 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
2252 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
2253 * config/i386/constraints.md ("z"): New register constraint
2254 for members of SSE_FIRST_REG class.
2255 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
2256 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
2257 SSE_FIRST_REG class.
2258 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
2259 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
2260 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
2261 (IX86_BUILTIN_PCMPESTRM128): Likewise.
2262 (IX86_BUILTIN_PCMPESTRA128): Likewise.
2263 (IX86_BUILTIN_PCMPESTRC128): Likewise.
2264 (IX86_BUILTIN_PCMPESTRO128): Likewise.
2265 (IX86_BUILTIN_PCMPESTRS128): Likewise.
2266 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
2267 (IX86_BUILTIN_PCMPISTRI128): Likewise.
2268 (IX86_BUILTIN_PCMPISTRM128): Likewise.
2269 (IX86_BUILTIN_PCMPISTRA128): Likewise.
2270 (IX86_BUILTIN_PCMPISTRC128): Likewise.
2271 (IX86_BUILTIN_PCMPISTRO128): Likewise.
2272 (IX86_BUILTIN_PCMPISTRS128): Likewise.
2273 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
2274 (struct builtin_description): Change "flag" field to unsigned.
2275 (bdesc_pcmpestr): New builtin description table.
2276 (bdesc_pcmpistr): Likewise.
2277 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
2278 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
2279 Initialize pcmp[ei]str[im] insns for SSE4.2.
2280 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
2281 (ix86_expand_sse_pcmpistr): Likewise.
2282 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
2283 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
2284 (UNSPEC_PCMPISTR): Likewise.
2285 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
2286 (sse4_2_pcmpestri):New isns pattern.
2287 (sse4_2_pcmpestrm): Likewise.
2288 (sse4_2_pcmpestr_cconly): Likewise.
2289 (sse4_2_pcmpistr): New insn patern and splitter.
2290 (sse4_2_pcmpistri):New isns pattern.
2291 (sse4_2_pcmpistrm): Likewise.
2292 (sse4_2_pcmpistr_cconly): Likewise.
2293 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
2296 2007-06-01 David Daney <ddaney@avtrex.com>
2298 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
2299 LOADGP_ABSOLUTE and not binds_local_p.
2301 2007-06-01 Geoffrey Keating <geoffk@apple.com>
2303 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
2305 2007-06-01 Ian Lance Taylor <iant@google.com>
2307 * tree-vrp.c (compare_name_with_value): Always set
2308 used_strict_overflow if we get a result from the variable itself.
2310 2007-06-01 Ian Lance Taylor <iant@google.com>
2312 PR rtl-optimization/31455
2313 * lower-subreg.c (find_decomposable_subregs): Don't decompose
2314 subregs which have a cast between modes which are not tieable.
2316 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
2318 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
2319 breaks after return statements.
2321 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
2323 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
2324 only after no_new_pseudos.
2326 2007-05-31 Eric Christopher <echristo@apple.com>
2328 * expr.c (convert_move): Assert that we don't have a BLKmode
2330 (store_expr): Handle BLKmode moves by calling emit_block_move.
2332 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
2334 * c-typeck.c (build_indirect_ref): Include type in error message.
2335 (build_binary_op): Pass types to binary_op_error.
2336 * c-common.c (binary_op_error): Take two type arguments, print out
2338 * c-common.h (binary_op_error): Update prototype.
2340 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
2342 * config/i386/i386.c: Correct coments on -mno-sse4.
2344 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
2346 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
2347 (x86_64-*-*): Likewise.
2348 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
2349 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
2350 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2351 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
2352 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2353 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2354 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2355 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2356 (OPTION_MASK_ISA_SSE4): Likewise.
2357 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
2358 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2359 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
2360 (override_options): Support SSE4.2.
2361 (ix86_build_const_vector): Support SImode and DImode.
2362 (ix86_build_signbit_mask): Likewise.
2363 (ix86_expand_int_vcond): Support V2DImode.
2364 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
2365 (IX86_BUILTIN_CRC32HI): Likewise.
2366 (IX86_BUILTIN_CRC32SI): Likewise.
2367 (IX86_BUILTIN_CRC32DI): Likewise.
2368 (IX86_BUILTIN_PCMPGTQ): Likewise.
2369 (bdesc_crc32): Likewise.
2370 (bdesc_sse_3arg): Likewise.
2371 (ix86_expand_crc32): Likewise.
2372 (ix86_init_mmx_sse_builtins): Support SSE4.2.
2373 (ix86_expand_builtin): Likewise.
2374 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2375 __SSE4_2__ for -msse4.2.
2376 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
2377 (CRC32MODE): Likewise.
2378 (crc32modesuffix): Likewise.
2379 (crc32modeconstraint): Likewise.
2380 (sse4_2_crc32<mode>): Likewise.
2381 (sse4_2_crc32di): Likewise.
2382 * config/i386/i386.opt (msse4.2): New for SSE4.2.
2384 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
2385 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
2386 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
2387 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
2388 (vcondu<mode>): Likewise.
2389 * doc/extend.texi: Document SSE4.2 built-in functions.
2390 * doc/invoke.texi: Document -msse4.2/-msse4.
2392 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
2394 PR tree-optimization/32160
2395 * tree-predcom.c (predcom_tmp_var): New function. Mark created
2396 variable as gimple reg.
2397 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
2399 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
2401 * gcc.c (main): Don't consider linker options when issuing the
2402 warning about a linker input file not being used.
2404 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2406 * tree-vrp.c (compare_names): Initialize sop.
2408 2007-05-30 Dirk Mueller <dmueller@suse.de>
2410 * cgraphunit.c (cgraph_analyze_function): Remove
2411 computation of inline parameters.
2413 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2415 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
2417 2007-05-30 Richard Sandiford <richard@codesourcery.com>
2419 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
2420 Add vx-common.h. Include vxworks.h between vx-common.h and
2422 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
2424 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
2425 (TARGET_ASM_DESTRUCTOR): Likewise.
2426 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
2427 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
2428 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
2429 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
2430 (VXWORKS_ENDIAN_SPEC): Define.
2431 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
2432 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
2433 VXWORKS_* equivalents.
2434 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
2435 (ASM_FILE_START): Delete.
2436 (TARGET_VERSION): Reformat.
2437 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
2438 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
2439 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
2440 (FPBIT, DPBIT): Define.
2441 (fp-bit.c, dp-bit.c): New rules.
2442 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
2443 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
2444 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
2445 * config/arm/arm.h: Include vxworks-dummy.h.
2446 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
2447 Mark with ATTRIBUTE_UNUSED.
2448 (arm_override_options): Do not allow VxWorks RTP PIC to be used
2449 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
2450 make it incompatible with -msingle-pic-base.
2451 (arm_function_ok_for_sibcall): Return false for calls that might
2452 go through a VxWorks PIC PLT entry.
2453 (require_pic_register): New function, split out from...
2454 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
2456 (arm_load_pic_register): Handle the VxWorks RTP initialization
2457 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
2458 (arm_emit_call_insn): New function.
2459 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
2460 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
2461 (pic_offset_arm): New pattern.
2462 (call, call_value): Use arm_emit_call_insn.
2463 (call_internal, call_value_internal): New expanders.
2464 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
2465 VxWorks unless __PIC__.
2467 2007-05-30 Eric Christopher <echristo@gmail.com>
2469 * genrecog.c: Include regs.h in generated file.
2470 * genemit.c: Ditto. Fix up formatting.
2471 * config/mn10300/constraints.md: New.
2472 * config/mn10300/mn10300.md: Include.
2473 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
2474 Fix up for removed macro.
2475 * config/mn10300/predicates.md (call_address_operand): Ditto.
2476 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
2477 (CONST_OK_FOR_I): Ditto.
2478 (CONST_OK_FOR_J): Ditto.
2479 (CONST_OK_FOR_K): Ditto.
2480 (CONST_OK_FOR_L): Ditto.
2481 (CONST_OK_FOR_M): Ditto.
2482 (CONST_OK_FOR_N): Ditto.
2483 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
2487 (EXTRA_CONSTRAINT): Ditto.
2489 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2491 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
2493 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
2494 OPTION_MASK_ISA_64BIT.
2495 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
2497 2007-05-30 Richard Guenther <rguenther@suse.de>
2500 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
2501 types for comparison.
2502 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
2503 with original typed arguments.
2504 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
2506 2007-05-30 Jakub Jelinek <jakub@redhat.com>
2508 PR tree-optimization/31769
2509 * except.c (duplicate_eh_regions): Clear prev_try if
2510 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
2512 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
2514 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
2515 * tree-ssa-sink.c (statement_sink_location): Return basic block and
2516 bsi of the location where statements should be inserted.
2517 (sink_code_in_bb): Take bsi from statement_sink_location.
2518 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
2519 instead of bsi_start.
2520 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
2522 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
2523 (bsi_move_before): Document inconsistency with bsi_move_after.
2524 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
2526 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2528 * config/i386/i386.h (TARGET_ABM): New define.
2529 (TARGET_POPCNT): Ditto.
2530 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
2531 New temporary defines to redefine from OPTION_ISA_* defines.
2532 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
2533 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
2534 (ix86_isa_flags): New extern int declaration.
2535 (TARGET_SUBTARGET_DEFAULT): New define.
2536 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
2537 (TARGET_SUBTARGET32_DEFAULT): Ditto.
2538 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
2539 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2540 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
2541 * config/i386/darwin.h: Change TARGET_64BIT define to
2544 * config/i386/i386.opt (m3dnowa): Define as undocumented option
2545 using existing "ix86_isa_flags" varible.
2546 (m32, m64): Use existing "ix86_isa_flags" variable.
2547 (mmmx, m3dnow): Ditto.
2548 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
2549 (mabm): Define as non-negative option using "x86_abm" variable.
2550 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
2552 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
2553 Rewrite feature test bitmap.
2554 (ix86_isa_flags): New initialized global int varible.
2555 (ix86_isa_flags_explicit): New static int variable.
2556 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
2557 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
2558 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
2559 target_flags_explicit.
2560 (override_options): Remove "target_enable" and "target_disable" fields
2561 from "struct ptt". Update processor_target_table accordingly. Remove
2562 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
2563 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
2564 "target_flags" and "ix86_isa_flags_explicit" instead of
2565 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
2566 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
2567 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
2568 to true when either of PTA_POPCNT or PTA_ABM is set in
2569 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
2570 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
2571 processor_alias_table flags entry. Remove handling of
2572 "target_enable" and "target_disable" fields of processor_target_table.
2573 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
2574 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
2575 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
2576 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
2577 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
2579 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
2581 2007-05-29 David Daney <ddaney@avtrex.com>
2584 * config/mips/mips.c (mips_output_mi_thunk): Emit
2585 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
2587 2007-05-29 Hui-May Chang <hm.chang@apple.com>
2588 * config/i386/i386.c (ix86_function_regparm): Added checking of
2589 ix86_force_align_arg_pointer to determine the number of
2590 register parameters.
2592 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
2594 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
2595 (SET_DR_MISALIGNMENT): New.
2596 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
2597 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
2598 Use SET_DR_MISALIGNMENT.
2599 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
2601 * tree-data-ref.c (create_data_ref, compute_all_dependences,
2602 find_loop_nest): Export.
2603 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
2604 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
2605 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
2606 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
2608 (struct mem_ref): Add field reuse_distance.
2609 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
2610 Initialize reuse_distance field.
2611 (issue_prefetch_ref): Select temporality of prefetch according to
2613 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
2614 self_reuse_distance, determine_loop_nest_reuse): New functions.
2615 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
2616 (tree_ssa_prefetch_arrays): Dump L2 cache size.
2617 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
2620 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
2622 * tree-ssa-alias.c: Add aliasing overview.
2624 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
2625 Danny Smith <dannysmith@users.sourceforge.net>
2628 * config/i386/t-crtfm: Compile crtfastmath.o with
2629 -minline-all-stringops.
2630 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
2631 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
2633 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2635 * doc/md.texi: Document constraints on HP PA-RISC.
2637 * pa/constraints.md: New file.
2638 * pa.md: Include constraints.md.
2639 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
2640 (integer_store_memory_operand, ldil_cint_p): New functions.
2641 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
2642 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2643 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
2644 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
2645 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
2647 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
2650 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
2651 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
2652 case POSTDECREMENT_EXPR>): Return the error_mark_node
2653 if either the real or imaginary parts would an
2656 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
2658 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
2659 name when we remove it from a call.
2661 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
2663 * targhooks.c (default_narrow_bitfield): Remove.
2664 * targhooks.h: Remove the prototype for
2665 default_narrow_bitfield.
2667 * langhooks-def.h: Remove the prototype for
2668 hook_get_alias_set_0.
2669 * langhooks.c (hook_get_alias_set_0): Remove.
2671 * global.c (EXECUTE_IF_CONFLICT): Remove.
2673 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2676 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
2677 return true when truth_value_p is true and the type
2680 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2682 * doc/install.texi (Prerequisites): We no longer require Autoconf
2683 2.13 for the top-level.
2685 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
2687 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
2688 memory access via x86_expand_vector_move_misalign() only for
2689 TImode values on 32-bit targets.
2691 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
2693 * matrix-reorg.c: New file. Implement matrix flattening and
2694 transposing optimization.
2695 * tree-pass.h: Add matrix reorg pass.
2696 * common.opt: Add fipa-mreorg flag.
2697 * Makefile.in: Add matrix-reorg.c.
2698 * passes.c: Add matrix reorg pass.
2699 * varpool.c (add_new_static_var): New function.
2700 * cgraph.h (add_new_static_var): Declare.
2702 2007-05-27 Eric Christopher <echristo@apple.com>
2704 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
2705 sp_offset depending on stack size. Save r12 depending
2706 on registers we're saving later.
2707 (rs6000_emit_epilogue): Update sp_offset depending only
2710 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
2712 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
2713 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2714 * ifcvt.c (if_convert): Ditto.
2715 * tree-ssa-threadupdate.c (thread_block): Ditto.
2716 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
2717 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2718 verify_loop_closed_ssa): Check number_of_loops instead of
2720 * predict.c (tree_estimate_probability): Ditto.
2721 * tree-if-conv.c (main_tree_if_conversion): Ditto.
2722 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2723 * modulo-sched.c (sms_schedule): Ditto.
2724 * tree-scalar-evolution.c (scev_const_prop): Ditto.
2725 (scev_finalize): Do not do anything if scev analysis was not
2727 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
2728 current_loops == NULL.
2729 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
2730 * loop-init.c (loop_optimizer_init): Do not free current_loops when
2732 (loop_optimizer_finalize): Assert that loops were analyzed.
2733 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
2734 rtl_doloop): Check number_of_loops instead of current_loops.
2735 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
2736 current_loops == NULL.
2737 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
2738 gate_tree_vectorize tree_linear_transform, check_data_deps,
2739 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
2740 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
2741 Check number_of_loops instead of current_loops.
2742 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
2743 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
2744 free loops if available.
2745 (execute_pre): Do not pass do_fre to fini_pre.
2747 2007-05-27 Tobias Burnus <burnus@net-b.de>
2750 * real.c (mpfr_from_real): Fix sign of -Inf.
2752 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
2754 * tree-vect-transform.c (vectorizable_conversion): Initialize
2755 tree_code variables to ERROR_MARK.
2756 (vectorizable_type_demotion): Likewise.
2757 (vectorizable_type_promotion): Likewise.
2759 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2762 * config/i386/i386.md (movti): Handle push operands via
2765 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2767 * basic-block.h: Remove the prototype for merge_seq_blocks.
2768 * cfgcleanup.c (merge_seq_blocks): Remove.
2770 * tree-flow.h: Remove the prototype for is_aliased_with.
2771 * tree-ssa-alias.c (is_aliased_with): Remove.
2773 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
2775 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
2777 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
2779 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
2780 ix86_expand_sse4_unpack if SSE4.1 is enabled.
2781 (vec_unpacks_hi_v16qi): Likewise.
2782 (vec_unpacku_lo_v16qi): Likewise.
2783 (vec_unpacks_lo_v16qi): Likewise.
2784 (vec_unpacku_hi_v8hi): Likewise.
2785 (vec_unpacks_hi_v8hi): Likewise.
2786 (vec_unpacku_lo_v8hi): Likewise.
2787 (vec_unpacks_lo_v8hi): Likewise.
2788 (vec_unpacku_hi_v4si): Likewise.
2789 (vec_unpacks_hi_v4si): Likewise.
2790 (vec_unpacku_lo_v4si): Likewise.
2791 (vec_unpacks_lo_v4si): Likewise.
2793 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
2795 * c-typeck.c, config/arm/arm.c, config/darwin.c,
2796 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
2797 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
2798 follow spelling conventions in various
2799 warning/error/diagnostic messages.
2801 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
2802 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
2803 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
2804 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
2805 tree-vrp.c: Fix comment typos. Follow spelling conventions.
2806 * doc/tm.texi: Follow spelling conventions.
2808 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2811 * tree-ssa-forwprop.c
2812 (forward_propagate_addr_into_variable_array_index): Remove
2813 the lhs argument. Use the type of def_rhs instead of lhs.
2814 (forward_propagate_addr_expr_1): Update use of
2815 forward_propagate_addr_into_variable_array_index.
2817 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
2818 Nigel Stephens <nigel@mips.com>
2820 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
2821 function attributes, "far" being an alias for "long_call".
2822 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
2823 (mips_near_type_p, mips_far_type_p): New.
2824 (mips_comp_type_attributes): New function to check that attributes
2825 attached to a function type are compatible.
2826 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
2827 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
2828 to the target function of the thunk.
2829 (mips_encode_section_info): Check for "near" and "far" function
2830 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
2832 * config/mips/predicates.md (const_call_insn_operand): Test only
2833 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
2835 * doc/extend.texi (Function Attributes): Document MIPS "near" and
2838 * testsuite/gcc.target/mips/near-far-1.c: New test case.
2839 * testsuite/gcc.target/mips/near-far-2.c: New test case.
2840 * testsuite/gcc.target/mips/near-far-3.c: New test case.
2841 * testsuite/gcc.target/mips/near-far-4.c: New test case.
2843 2007-05-25 Eric Christopher <echristo@apple.com>
2845 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
2846 to x86-darwin configurations.
2847 * config/i386/t-darwin: Add softfp support.
2848 * config/i386/t-darwin64: Ditto.
2849 * config/i386/sfp-machine.h: If mach then don't use
2850 aliasing, emit a stub to call.
2852 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
2854 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
2855 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
2856 tree-predcom.c, tree-ssa-alias-warnings.c,
2857 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
2858 comment typos. Follow spelling conventions.
2859 * doc/cpp.texi, doc/invoke.texi: Fix typos.
2861 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
2864 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
2865 constants into memory. Expand unaligned memory references for
2866 SSE modes via x86_expand_vector_move_misalign() function.
2868 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
2870 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
2871 "memory" attribute for "sseishft" type insn without operands[2].
2873 2007-05-25 Dirk Mueller <dmueller@suse.de>
2874 Marcus Meissner <meissner@suse.de>
2876 * doc/extend.texi (alloc_size): New attribute.
2877 * c-common.c (handle_alloc_size_attribute): New.
2878 * tree-object-size.c (alloc_object_size): Use alloc_size
2879 attribute, if available.
2881 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2883 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
2885 (__builtin_ia32_vec_ext_v2di): Likewise.
2886 (__builtin_ia32_vec_ext_v4si): Likewise.
2887 (__builtin_ia32_vec_ext_v8hi): Likewise.
2888 (__builtin_ia32_vec_ext_v16qi): Likewise.
2889 (__builtin_ia32_vec_set_v8hi): Likewise.
2891 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
2893 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
2895 2007-05-25 Richard Sandiford <richard@codesourcery.com>
2897 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
2898 (arm_is_longcall_p): Rename to...
2899 (arm_is_long_call_p): ...this. Take a single tree argument and
2901 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
2902 (CUMULATIVE_ARGS): Remove call_cookie.
2903 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
2904 (ENCODED_LONG_CALL_ATTR_P): Delete.
2905 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
2906 LONG_CALL_FLAG_CHAR cases.
2907 (ARM_DECLARE_FUNCTION_SIZE): Delete.
2908 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
2909 ARM_DECLARE_FUNCTION_SIZE.
2910 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
2911 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
2912 (arm_encode_call_attribute, current_file_function_operand): Delete.
2913 (arm_function_in_section_p): New function.
2914 (arm_is_longcall_p): Rename to...
2915 (arm_is_long_call_p): ...this. Take the target function as a single
2916 argument and return a bool. Do not rely on call cookies. Check
2917 whether the target symbol is in the same section as the current
2918 function, not just the same compilation unit.
2919 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
2920 (arm_encode_section_info): Don't encode a call type.
2921 * config/arm/arm.md (call, call_value): Update calls to
2922 arm_is_long(_)call_p. Simplify logic.
2923 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
2924 Update calls to arm_is_long(_)call_p.
2926 2007-05-25 Richard Guenther <rguenther@suse.de>
2928 PR tree-optimization/31982
2929 * tree-ssa-forwprop.c
2930 (forward_propagate_addr_into_variable_array_index): Handle arrays
2931 with element size one.
2933 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2935 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
2936 (umulsi3_highpart): Likewise.
2938 2007-05-24 Ian Lance Taylor <iant@google.com>
2940 PR rtl-optimization/32069
2941 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
2944 2007-05-24 Ollie Wild <aaw@google.com>
2946 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
2949 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
2951 * postreload-gcse.c (reg_changed_after_insn_p): New function.
2952 (oprs_unchanged_p): Use it to check all registers in a REG.
2953 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
2954 (reg_set_between_after_reload_p): Delete.
2955 (reg_used_between_after_reload_p): Likewise.
2956 (reg_set_or_used_since_bb_start): Likewise.
2957 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
2958 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
2959 Use reg_set_between_p instead of reg_set_between_after_reload_p.
2960 * rtlanal.c (reg_set_p): Check whether REG overlaps
2961 regs_invalidated_by_call, rather than just checking the
2962 membership of REGNO (REG).
2964 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
2966 * doc/passes.texi: Document predictive commoning.
2967 * doc/invoke.texi (-fpredictive-commoning): Document.
2968 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
2969 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
2970 adding indices to the generated name.
2971 (schedule_sm): Pass 0 to get_lsm_tmp_name.
2972 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
2973 * tree-pretty-print.c (op_symbol_1): Renamed to ...
2974 (op_symbol_code): ... and exported.
2975 (dump_omp_clause, op_symbol): Use op_symbol_code
2976 instead of op_symbol_1.
2977 * tree-pass.h (pass_predcom): Declare.
2978 * timevar.def (TV_PREDCOM): New timevar.
2979 * tree-ssa-loop.c (run_tree_predictive_commoning,
2980 gate_tree_predictive_commoning, pass_predcom): New.
2981 * tree-data-ref.c (find_data_references_in_loop): Find the
2982 references in dominance order.
2983 (canonicalize_base_object_address): Ensure that the result has
2985 (dr_analyze_innermost): Export.
2986 (create_data_ref): Code to fail for references with invariant
2988 (find_data_references_in_stmt): ... here.
2989 * tree-data-ref.h (dr_analyze_innermost): Declare.
2990 * tree-affine.c: Include tree-gimple.h and hashtab.h.
2991 (aff_combination_find_elt, name_expansion_hash,
2992 name_expansion_eq, tree_to_aff_combination_expand,
2993 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
2995 * tree-affine.h (aff_combination_constant_multiple_p,
2996 tree_to_aff_combination_expand): Declare.
2997 * tree-predcom.c: New file.
2998 * common.opt (fpredictive-commoning): New option.
2999 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
3000 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
3001 * Makefile.in (tree-predcom.o): Add.
3002 (tree-affine.o): Add TREE_GIMPLE_H dependency.
3003 * passes.c (init_optimization_passes): Add dceloop after
3004 copy propagation in loop optimizer. Add predictive commoning
3005 to loop optimizer passes.
3007 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3009 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
3012 2007-05-24 Jan Hubicka <jh@suse.cz>
3014 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
3016 (genheader): Include statistics.h.
3018 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
3020 * print-rtl.c (flag_dump_unnumbered): Update comments.
3021 (print_rtl): Fix my previous change.
3022 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
3025 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
3028 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
3030 (thread_through_all_blocks): Call initialize_original_copy_tables
3031 and free_original_copy_tables.
3032 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
3034 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3035 * cfghooks.c (duplicate_block): Use get_loop_copy.
3036 * cfg.c: Include cfgloop.h.
3037 (loop_copy): New hash table.
3038 (initialize_original_copy_tables): Initialize loop_copy table.
3039 (free_original_copy_tables): Free loop_copy table.
3040 (copy_original_table_clear, copy_original_table_set,
3041 set_loop_copy, get_loop_copy): New functions.
3042 (set_bb_original, set_bb_copy): Use copy_original_table_set.
3043 * cfgloop.h (struct loop): Remove copy field.
3044 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
3045 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
3047 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3049 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
3050 -msse/-msse2/-msse3.
3052 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3054 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
3055 __builtin_ia32_vec_set_v2di with MASK_64BIT.
3057 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
3060 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
3061 * targhooks.h (default_mangle_decl_assembler_name): Declare
3063 * targhooks.c (default_mangle_decl_assembler_name): Define
3065 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
3067 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
3068 * langhooks.c (lhd_set_decl_assembler_name): Call
3069 targetm.mangle_decl_assembler_name for names with global scope.
3071 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
3073 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
3074 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
3076 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
3077 New. Factored out of i386_pe_encode_section_info.
3078 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
3079 Move check for prior decoration of stdcall
3080 symbols to i386_pe_encode_section_info.
3081 (i386_pe_encode_section_info): Adjust call to
3082 gen_stdcall_or_fastcall_suffix. Use
3083 i386_pe_maybe_mangle_decl_assembler_name, if needed.
3084 (i386_pe_mangle_decl_assembler_name): New. Wrap
3085 i386_pe_maybe_mangle_decl_assembler_name.
3087 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3089 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
3090 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
3091 * langhooks.c (get_signed_or_unsigned_type): Don't check for
3092 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
3093 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
3096 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
3097 Nigel Stephens <nigel@mips.com>
3098 Richard Sandiford <richard@codesourcery.com>
3100 Fix up MIPS16 hard float and add support for complex.
3102 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
3103 (TARGET_SOFT_FLOAT_ABI): New.
3104 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
3105 __mips_soft_float to reflect the ABI in use, not whether the
3106 FPU is directly accessible (e.g., in MIPS16 mode).
3107 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
3108 (UNITS_PER_FPVALUE): Likewise.
3110 * config/mips/mips.c (mips_expand_call): Remove redundant
3111 TARGET_MIPS16 check.
3112 (mips_arg_regno): New.
3113 (function_arg_advance): When setting bits in cum->fp_code for
3114 MIPS16, don't subtract 1 from cum->arg_number, since it is now
3116 (function_arg): Use mips_arg_regno.
3117 (mips_return_mode_in_fpr_p): New.
3118 (mips16_call_stub_mode_suffix): New.
3119 (mips16_cfun_returns_in_fpr_p): New.
3120 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
3121 (mips_output_function_prologue): Test mips16_hard_float, not
3122 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
3123 (mips_expand_epilogue): Call MIPS16 helper routines to copy
3124 return value into a floating-point register.
3125 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
3126 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
3127 (mips16_fp_args): Handle MIPS32r2 ISA which supports
3128 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
3129 word of double arguments from or to the high bits of 64-bit
3130 floating point registers.
3131 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
3132 (mips16_fpret_double): New helper function.
3133 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
3134 support for complex modes. Fill in DECL_RESULT for stubdecl.
3135 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
3137 * config/mips/mips16.S
3138 (RET, ARG1, ARG2): New.
3139 (MERGE_GPRf, MERGE_GPRt): New.
3140 (DELAYt, DELAYf): New.
3141 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
3142 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
3143 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
3144 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
3145 (SFOP): Renamed to...
3146 (OPSF3): This, and macro-ified. Updated all uses.
3147 (SFOP2): Renamed to...
3148 (OPSF2): This, and macro-ified. Updated all uses.
3149 (SFCMP): Renamed to...
3150 (CMPSF): This, and macro-ified. Updated all uses.
3151 (SFREVCMP): Renamed to...
3152 (REVCMPSF): This, and macro-ified. Updated all uses.
3153 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
3154 (LDDBL1, LDDBL2, RETDBL): Deleted.
3155 (DFOP): Renamed to...
3156 (OPDF3): This, and macro-ified. Updated all uses.
3157 (DFOP2): Renamed to...
3158 (OPDF2): This, and macro-ified. Updated all uses.
3159 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
3160 (DFCMP): Renamed to...
3161 (CMPDF): This, and macro-ified. Updated all uses.
3162 (DFREVCMP): Renamed to...
3163 (REVCMPDF): This, and macro-ified. Updated all uses.
3164 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
3165 (RET_FUNCTION): New.
3166 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
3167 (__mips16_ret_sc, __mips16_ret_dc): New.
3168 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
3169 STUB_ARGS_6, STUB_ARGS_10): New.
3170 (CALL_STUB_NO_RET): New.
3171 (__mips16_call_stub_1): Macro-ified.
3172 (__mips16_call_stub_5): Macro-ified.
3173 (__mips16_call_stub_2): Macro-ified.
3174 (__mips16_call_stub_6): Macro-ified.
3175 (__mips16_call_stub_9): Macro-ified.
3176 (__mips16_call_stub_10): Macro-ified.
3177 (CALL_STUB_RET): New.
3178 (__mips16_call_stub_sf_0): Macro-ified.
3179 (__mips16_call_stub_sf_1): Macro-ified.
3180 (__mips16_call_stub_sf_5): Macro-ified.
3181 (__mips16_call_stub_sf_2): Macro-ified.
3182 (__mips16_call_stub_sf_6): Macro-ified.
3183 (__mips16_call_stub_sf_9): Macro-ified.
3184 (__mips16_call_stub_sf_10): Macro-ified.
3185 (__mips16_call_stub_df_0): Macro-ified.
3186 (__mips16_call_stub_df_1): Macro-ified.
3187 (__mips16_call_stub_df_5): Macro-ified.
3188 (__mips16_call_stub_df_2): Macro-ified.
3189 (__mips16_call_stub_df_6): Macro-ified.
3190 (__mips16_call_stub_df_9): Macro-ified.
3191 (__mips16_call_stub_df_10): Macro-ified.
3192 (__mips16_call_stub_sc_0): New.
3193 (__mips16_call_stub_sc_1): New.
3194 (__mips16_call_stub_sc_5): New.
3195 (__mips16_call_stub_sc_2): New.
3196 (__mips16_call_stub_sc_6): New.
3197 (__mips16_call_stub_sc_9): New.
3198 (__mips16_call_stub_sc_10): New.
3199 (__mips16_call_stub_dc_0): New.
3200 (__mips16_call_stub_dc_1): New.
3201 (__mips16_call_stub_dc_5): New.
3202 (__mips16_call_stub_dc_2): New.
3203 (__mips16_call_stub_dc_6): New.
3204 (__mips16_call_stub_dc_9): New.
3205 (__mips16_call_stub_dc_10): New.
3207 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
3208 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
3209 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
3211 2007-05-23 Ian Lance Taylor <iant@google.com>
3213 * doc/invoke.texi (Invoking GCC): Document that the order of the
3216 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
3219 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
3220 * config/score/predicate.md (const_pow2, const_npow2): Remove.
3221 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
3225 * config/score/score.c (score_print_operand): Make sure that only
3226 lower bits are used.
3228 2007-05-22 Ian Lance Taylor <iant@google.com>
3230 * tree-vrp.c (avoid_overflow_infinity): New static function,
3231 broken out of set_value_range_to_value.
3232 (set_value_range_to_value): Call avoid_overflow_infinity.
3233 (extract_range_from_assert): Likewise.
3235 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3238 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
3239 change the type before looking for a COMPOUND_EXPR.
3241 2007-05-22 Ian Lance Taylor <iant@google.com>
3243 * lower-subreg.c (decompose_multiword_subregs): If we change an
3244 insn, call remove_retval_note on it.
3246 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3248 * regs.h (end_hard_regno): New function.
3249 (END_HARD_REGNO, END_REGNO): New macros.
3250 (add_to_hard_reg_set): New function.
3251 (remove_from_hard_reg_set): Likewise.
3252 (in_hard_reg_set_p): Likewise.
3253 (overlaps_hard_reg_set_p): Likewise.
3254 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
3255 (note_btr_set): Use END_HARD_REGNO.
3256 * caller-save.c (setup_save_areas): Use end_hard_regno.
3257 (mark_set_regs): Use END_HARD_REGNO.
3258 (add_stored_regs): Use end_hard_regno.
3259 (mark_referenced_regs): Use add_to_hard_reg_set.
3260 * combine.c (update_table_tick): Use END_REGNO.
3261 (record_value_for_reg): Likewise.
3262 (record_dead_and_set_regs): Likewise.
3263 (get_last_value_validate): Likewise.
3264 (use_crosses_set_p): Likewise.
3265 (reg_dead_at_p_1): Likewise.
3266 (reg_dead_at_p): Likewise.
3267 (mark_used_regs_combine): Use add_to_hard_reg_set.
3268 (move_deaths): Use END_HARD_REGNO.
3269 (reg_bitfield_target_p): Use end_hard_regno.
3270 (distribute_notes): Use END_HARD_REGNO.
3271 * cse.c (mention_regs): Use END_REGNO.
3272 (insert): Use add_to_hard_reg_set.
3273 (invalidate): Use END_HARD_REGNO.
3274 (invalidate_for_call): Likewise.
3275 (exp_equiv_p): Use END_REGNO.
3276 (cse_insn): Likewise.
3277 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
3278 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
3279 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
3280 * function.c (keep_stack_depressed): Use end_hard_regno.
3281 * global.c (global_alloc): Use end_hard_regno.
3282 (global_conflicts): Use add_to_hard_reg_set instead of
3284 (find_reg): Likewise.
3285 (mark_reg_store): Likewise.
3286 (mark_reg_conflicts): Likewise.
3287 (mark_reg_death): Use remove_from_hard_reg_set.
3288 (mark_reg_live_nc): Delete.
3289 (set_preference): Use end_hard_regno.
3290 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
3291 remove_from_hard_reg_set.
3292 (post_mark_life): Use add_to_hard_reg_set.
3293 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
3294 (reg_becomes_live): Use add_to_hard_reg_set.
3295 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
3296 (peep2_find_free_register): Use add_to_hard_reg_set.
3297 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
3298 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
3299 * regrename.c (note_sets): Use add_to_hard_reg_set.
3300 (clear_dead_regs): Use remove_from_hard_reg_set.
3301 (regrename_optimize): Use add_to_hard_reg_set.
3302 (find_oldest_value_reg): Use in_hard_reg_set_p.
3303 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
3304 (hard_reg_set_here_p): Use end_hard_regno.
3305 (decompose): Likewise.
3306 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
3307 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
3308 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
3309 (mark_home_live): Use end_hard_regno.
3310 (spill_hard_reg): Likewise.
3311 (clear_reload_reg_in_use): Likewise.
3312 * reorg.c (delete_prior_computation): Use END_REGNO.
3313 * resource.c (update_live_status): Use END_HARD_REGNO.
3314 (mark_referenced_resources): Use add_to_hard_reg_set.
3315 (mark_set_resources): Likewise.
3316 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
3317 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
3318 (reg_overlap_mentioned_p): Likewise.
3319 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
3320 (covers_regno_no_parallel_p): Use END_REGNO.
3321 (find_regno_note): Likewise.
3322 (find_reg_fusage): Use END_HARD_REGNO.
3323 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
3324 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
3326 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3328 * mode-switching.c (reg_dies): Change type of second argument to
3330 (optimize_mode_switching): Update accordingly.
3332 2007-05-22 Richard Sandiford <richard@codesourcery.com>
3334 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
3336 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
3337 (hard_reg_set_empty_p): ...these new functions.
3338 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
3339 GO_IF_HARD_REG_SUBSET.
3340 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
3341 instead of GO_IF_HARD_REG_EQUAL.
3342 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
3343 instead of GO_IF_HARD_REG_EQUAL.
3344 * global.c (find_reg): Use hard_reg_set_empty_p instead of
3345 GO_IF_HARD_REG_SUBSET.
3346 (modify_reg_pav): Use hard_reg_set_empty_p instead of
3347 GO_IF_HARD_REG_EQUAL.
3348 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
3349 of GO_IF_HARD_REG_SUBSET.
3350 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
3351 instead of GO_IF_HARD_REG_EQUAL.
3352 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
3353 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
3354 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
3355 of GO_IF_HARD_REG_SUBSET,
3356 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
3357 GO_IF_HARD_REG_SUBSET.
3358 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
3359 instead of GO_IF_HARD_REG_EQUAL.
3360 * config/sh/sh.c (push_regs, calc_live_regs): Use
3361 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
3362 (hard_regs_intersect_p): Delete.
3364 2007-05-22 Janis Johnson <janis187@us.ibm.com>
3366 * doc/sourcebuild.texi (Test Directives) Add dg-message.
3368 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
3369 Richard Henderson <rth@redhat.com>
3371 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
3373 (x86_64-*-*): Likewise.
3375 * i386/i386-modes.def (V2QI): New.
3377 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
3379 (override_options): Support SSE4.1.
3380 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
3381 (IX86_BUILTIN_BLENDPS): Likewise.
3382 (IX86_BUILTIN_BLENDVPD): Likewise.
3383 (IX86_BUILTIN_BLENDVPS): Likewise.
3384 (IX86_BUILTIN_PBLENDVB128): Likewise.
3385 (IX86_BUILTIN_PBLENDW128): Likewise.
3386 (IX86_BUILTIN_DPPD): Likewise.
3387 (IX86_BUILTIN_DPPS): Likewise.
3388 (IX86_BUILTIN_INSERTPS128): Likewise.
3389 (IX86_BUILTIN_MOVNTDQA): Likewise.
3390 (IX86_BUILTIN_MPSADBW128): Likewise.
3391 (IX86_BUILTIN_PACKUSDW128): Likewise.
3392 (IX86_BUILTIN_PCMPEQQ): Likewise.
3393 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
3394 (IX86_BUILTIN_PMAXSB128): Likewise.
3395 (IX86_BUILTIN_PMAXSD128): Likewise.
3396 (IX86_BUILTIN_PMAXUD128): Likewise.
3397 (IX86_BUILTIN_PMAXUW128): Likewise.
3398 (IX86_BUILTIN_PMINSB128): Likewise.
3399 (IX86_BUILTIN_PMINSD128): Likewise.
3400 (IX86_BUILTIN_PMINUD128): Likewise.
3401 (IX86_BUILTIN_PMINUW128): Likewise.
3402 (IX86_BUILTIN_PMOVSXBW128): Likewise.
3403 (IX86_BUILTIN_PMOVSXBD128): Likewise.
3404 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
3405 (IX86_BUILTIN_PMOVSXWD128): Likewise.
3406 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
3407 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
3408 (IX86_BUILTIN_PMOVZXBW128): Likewise.
3409 (IX86_BUILTIN_PMOVZXBD128): Likewise.
3410 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
3411 (IX86_BUILTIN_PMOVZXWD128): Likewise.
3412 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
3413 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
3414 (IX86_BUILTIN_PMULDQ128): Likewise.
3415 (IX86_BUILTIN_PMULLD128): Likewise.
3416 (IX86_BUILTIN_ROUNDPD): Likewise.
3417 (IX86_BUILTIN_ROUNDPS): Likewise.
3418 (IX86_BUILTIN_ROUNDSD): Likewise.
3419 (IX86_BUILTIN_ROUNDSS): Likewise.
3420 (IX86_BUILTIN_PTESTZ): Likewise.
3421 (IX86_BUILTIN_PTESTC): Likewise.
3422 (IX86_BUILTIN_PTESTNZC): Likewise.
3423 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
3424 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
3425 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
3426 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
3427 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
3429 (bdesc_sse_3arg): Likewise.
3430 (bdesc_2arg): Likewise.
3431 (bdesc_1arg): Likewise.
3432 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
3434 (ix86_expand_sse_4_operands_builtin): New.
3435 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
3436 smaller than 8 bits as the 2nd arg.
3437 (ix86_expand_sse_ptest): New.
3438 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
3439 (ix86_expand_vector_set): Support SSE4.1.
3440 (ix86_expand_vector_extract): Likewise.
3442 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3443 __SSE4_1__ for -msse4.1.
3445 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
3446 (UNSPEC_INSERTPS): Likewise.
3447 (UNSPEC_DP): Likewise.
3448 (UNSPEC_MOVNTDQA): Likewise.
3449 (UNSPEC_MPSADBW): Likewise.
3450 (UNSPEC_PHMINPOSUW): Likewise.
3451 (UNSPEC_PTEST): Likewise.
3452 (UNSPEC_ROUNDP): Likewise.
3453 (UNSPEC_ROUNDS): Likewise.
3455 * config/i386/i386.opt (msse4.1): New for SSE4.1.
3457 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
3458 (const_pow2_1_to_32768_operand): Likewise.
3460 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
3463 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
3465 (sse4_1_insertps): Likewise.
3466 (*sse4_1_extractps): Likewise.
3467 (sse4_1_ptest): Likewise.
3468 (sse4_1_mulv2siv2di3): Likewise.
3469 (*sse4_1_mulv4si3): Likewise.
3470 (*sse4_1_smax<mode>3): Likewise.
3471 (*sse4_1_umax<mode>3): Likewise.
3472 (*sse4_1_smin<mode>3): Likewise.
3473 (*sse4_1_umin<mode>3): Likewise.
3474 (sse4_1_eqv2di3): Likewise.
3475 (*sse4_1_pinsrb): Likewise.
3476 (*sse4_1_pinsrd): Likewise.
3477 (*sse4_1_pinsrq): Likewise.
3478 (*sse4_1_pextrb): Likewise.
3479 (*sse4_1_pextrb_memory): Likewise.
3480 (*sse4_1_pextrw_memory): Likewise.
3481 (*sse4_1_pextrq): Likewise.
3482 (sse4_1_blendpd): Likewise.
3483 (sse4_1_blendps): Likewise.
3484 (sse4_1_blendvpd): Likewise.
3485 (sse4_1_blendvps): Likewise.
3486 (sse4_1_dppd): Likewise.
3487 (sse4_1_dpps): Likewise.
3488 (sse4_1_movntdqa): Likewise.
3489 (sse4_1_mpsadbw): Likewise.
3490 (sse4_1_packusdw): Likewise.
3491 (sse4_1_pblendvb): Likewise.
3492 (sse4_1_pblendw): Likewise.
3493 (sse4_1_phminposuw): Likewise.
3494 (sse4_1_extendv8qiv8hi2): Likewise.
3495 (*sse4_1_extendv8qiv8hi2): Likewise.
3496 (sse4_1_extendv4qiv4si2): Likewise.
3497 (*sse4_1_extendv4qiv4si2): Likewise.
3498 (sse4_1_extendv2qiv2di2): Likewise.
3499 (*sse4_1_extendv2qiv2di2): Likewise.
3500 (sse4_1_extendv4hiv4si2): Likewise.
3501 (*sse4_1_extendv4hiv4si2): Likewise.
3502 (sse4_1_extendv2hiv2di2): Likewise.
3503 (*sse4_1_extendv2hiv2di2): Likewise.
3504 (sse4_1_extendv2siv2di2): Likewise.
3505 (*sse4_1_extendv2siv2di2): Likewise.
3506 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3507 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3508 (sse4_1_zero_extendv4qiv4si2): Likewise.
3509 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3510 (sse4_1_zero_extendv2qiv2di2): Likewise.
3511 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3512 (sse4_1_zero_extendv4hiv4si2): Likewise.
3513 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3514 (sse4_1_zero_extendv2hiv2di2): Likewise.
3515 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3516 (sse4_1_zero_extendv2siv2di2): Likewise.
3517 (*sse4_1_zero_extendv2siv2di2): Likewise.
3518 (sse4_1_roundpd): Likewise.
3519 (sse4_1_roundps): Likewise.
3520 (sse4_1_roundsd): Likewise.
3521 (sse4_1_roundss): Likewise.
3522 (mulv4si3): Don't expand for SSE4.1.
3523 (smax<mode>3): Likewise.
3524 (umaxv4si3): Likewise.
3525 (uminv16qi3): Likewise.
3526 (umin<mode>3): Likewise.
3527 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
3529 * doc/extend.texi: Document SSE4.1 built-in functions.
3531 * doc/invoke.texi: Document -msse4.1.
3533 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
3535 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
3536 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
3537 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
3538 (ASM_SPEC): Add asm_pcrel_spec.
3539 (EXTRA_SPECS): Add asm_pcrel_spec.
3541 2007-05-21 David Daney <ddaney@avtrex.com>
3543 * doc/install.texi (Building a cross compiler): Add requirements
3544 for Java cross compiler.
3546 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3549 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
3550 Add loopno argument. Use evolution_function_is_invariant_rec_p
3551 instead of evolution_function_is_constant_p.
3552 Update calls to evolution_function_is_affine_multivariate_p.
3553 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
3554 Add loopno argument.
3555 * tree-scalar-evolution.c (gather_chrec_stats): Call
3556 evolution_function_is_affine_multivariate_p with a loop
3558 * tree-data-ref.c (analyze_miv_subscript): Likewise.
3559 (analyze_overlapping_iterations): Likewise.
3560 (access_functions_are_affine_or_constant_p): Likewise.
3561 (build_classic_dist_vector_1): If the access functions
3562 are equal, don't do anything.
3564 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
3565 Paolo Carlini <pcarlini@suse.de>
3566 Uros Bizjak <ubizjak@gmail.com>
3568 * c-cppbuiltin.c (c_cpp_builtins): Define
3569 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
3570 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
3571 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
3572 * doc/cpp.texi ([Standard Predefined Macros]): Document.
3574 2007-05-21 Mike Stump <mrs@apple.com>
3576 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
3578 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3580 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
3582 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
3583 implementation if __OPTIMIZE__ is not defined.
3584 (_mm_alignr_pi8): Ditto.
3585 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3586 (_mm_inserti_si64): Ditto.
3587 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3588 (_mm_slli_epi16): Ditto.
3589 (_mm_slli_epi32): Ditto.
3590 (_mm_slli_epi64): Ditto.
3591 (_mm_srai_epi16): Ditto.
3592 (_mm_srai_epi32): Ditto.
3593 (_mm_srli_si128): Ditto.
3594 (_mm_slli_si128): Ditto.
3595 (_mm_srli_epi16): Ditto.
3596 (_mm_srli_epi32): Ditto.
3597 (_mm_srli_epi64): Ditto.
3598 (_mm_extract_epi16): Ditto.
3599 (_mm_insert_epi16): Ditto.
3600 (_mm_shufflehi_epi16): Ditto.
3601 (_mm_shufflelo_epi16): Ditto.
3602 (_mm_shuffle_epi32): Ditto.
3603 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
3605 (_mm_insert_pi16): Ditto.
3607 (_mm_shuffle_pi16): Ditto.
3609 (_mm_shufle_ps): Ditto.
3610 (_mm_prefetch): Ditto.
3612 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
3614 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
3615 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
3616 * real.c (encode_i370_single, decode_i370_single,
3617 encode_i370_double, decode_i370_double): Functions removed.
3618 (i370_single_format, i370_double_format): Initializations removed.
3619 (real_maxval, round_for_format, exact_real_truncate, significand_size):
3620 Consider the log2_b field to always be one.
3621 (ieee_single_format, mips_single_format, coldfire_single_format,
3622 ieee_double_format, mips_double_format, coldfire_double_format,
3623 ieee_extended_motorola_format, ieee_extended_intel_96_format,
3624 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
3625 ibm_extended_format, mips_extended_format, ieee_quad_format,
3626 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
3627 decimal_single_format, decimal_double_format, decimal_quad_format,
3628 c4x_single_format, c4x_extended_format, real_internal_format): Remove
3629 initialization of log2_b.
3630 * real.h (i370_single_format, i370_double_format): Declarations removed.
3631 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
3632 field to always be one.
3634 2007-05-21 Andreas Schwab <schwab@suse.de>
3636 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
3637 NOTE_INSN_BASIC_BLOCK_P.
3638 (process_for_unwind_directive): Likewise.
3640 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
3642 * builtins.c (expand_builtin_setjmp_setup): Update comment.
3643 * function.h (struct function): Move va_list_gpr_size,
3644 va_list_fpr_size, function_frequency to front of bitfields. Add
3646 (current_function_calls_unwind_init): New.
3647 * except.c (expand_builtin_unwind_init): Set
3648 current_function_calls_unwind_init not
3649 current_function_has_nonlocal_label.
3650 * reload1.c (has_nonexceptional_receiver): New.
3651 (reload): Use it and current_function_calls_unwind_init to
3652 determine whether call-saved regs must be saved.
3654 2007-05-20 Jan Hubicka <jh@suse.cz>
3656 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
3657 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3658 * ddg.c (create_ddg): LIkewise.
3659 * final.c (final): Remove hunk moving line numbernotes around since
3660 they are no longer present at this stage.
3661 (final_scan_insn): Use NOTE_KIND instead of
3662 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3663 (output_asm_label): Likewise.
3664 * reorg.c (dbr_schedule): Likewise.
3665 * haifa-sched.c (unlink_other_notes): Likewise.
3666 * mode-switching.c (optimize_mode_switching): Likewise.
3667 * graph.c (start_bb): Likewise.
3668 * rtl.def (NOTE): Update description.
3669 * jump.c (squeeze_notes): Delete.
3670 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
3671 NOTE_INSN_BASIC_BLOCK_P when possible.
3672 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
3673 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
3674 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3675 (dwarf2out_var_location): Likewise.
3676 * cfgbuild.c (make_edges): Likewise.
3677 (find_basic_blocks_1): Likewise.
3678 * function.c (reorder_blocks_1): Likewise.
3679 (epilogue_done): Likewise.
3680 (reposition_prologue_and_epilogue_notes): Likewise.
3681 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
3683 (print_rtl): Likewise.
3684 (print_rtl_single): Likewise.
3685 * gcse.c (insert_insn_start_bb): Likewise.
3686 * alias.c (init_alias_analysis): Likewise.
3687 * calls.c (fixup_tail_calls): Likewise.
3688 * except.c (sjlj_emit_function_enter): Likewise.
3689 * emit-rtl.c (add_insn_after): Likeiwse.
3690 (emit_label_before): Likewise.
3691 (emit_label_after): Likewise.
3692 (emit_note_before, emit_note_after, emit_note): Update
3693 parameter to be enum insn_note; do not deal with source
3695 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
3696 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
3698 (merge_blocks_move_successor_nojumps): Simplify now when
3699 we don't have BLOCK notes.
3700 (try_optimize_cfg): Likewise.
3701 * cfglayout.c (skip_insns_after_block): Likewise.
3702 (record_effective_endpoints): Likewise.
3703 (duplicate_insn_chain): Likewise.
3704 * varasm.c (output_constant_pool_1): Likewise.
3705 * sched-deps.c (sched_analyze): Likewise.
3706 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
3708 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
3709 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
3710 (SET_INSN_DELETED): Simplify.
3711 (NOTE_LINE_NUMBER): Exterminate.
3712 (NOTE_LINE_KIND): New.
3713 (NOTE_INSN_BASIC_BLOCK_P): Update.
3714 (enum insn_note): Simplify.
3715 (GET_NOTE_INSN_NAME) Simplify.
3716 (emit_note_before, emit_note_after, emit_note): Update prototype.
3717 (squeeze_notes): Remove.
3718 * sched-int.h (NOTE_NOT_BB_P): Update.
3719 * resource.c (mark_target_live_regs): Update.
3720 * sched-rgn.c (debug_dependencies): Update.
3721 * sched-vis.c (print_insn): Update.
3722 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
3723 * config/i386/i386.c (ix86_output_function_epilogue): Update.
3724 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
3725 (TARGET_ADJUST_UNROLL_MAX): Likewise.
3726 (split_branches): Update.
3727 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
3729 (sh_adjust_unroll_max): Exterminate.
3730 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
3731 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
3732 (m68hc11_reorg): Likewise.
3733 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
3734 (emit_predicate_relation_info): Update.
3735 (process_for_unwind_directive): Update.
3736 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
3737 (output_call): Update.
3738 * config/pa/pa.c (output_lbranch): Update.
3739 (output_millicode_call): Update.
3740 (output_call): Update.
3741 (pa_combine_instructions): Update.
3742 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
3743 * config/bfin/bfin.c (gen_one_bundle): Update.
3744 * cfgrtl.c (can_delete_note_p): Update.
3745 (delete_insn): Update.
3746 (rtl_merge_blocks): Update.
3747 (commit_one_edge_insertion): Update.
3748 (rtl_verify_flow_info): Update.
3749 * stmt.c (expand_case): Do not call squeeze_notes.
3751 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3758 * c.opt (Wtype-limits): New.
3759 * doc/invoke.texi (Wtype-limits): Document it.
3760 (Wextra): Enabled by -Wextra.
3761 * c-opts.c (c_common_post_options): Enabled by -Wextra.
3762 * c-common.c (shorten_compare): Warn with Wtype-limits.
3764 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3766 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
3767 inlined function, not as a macro.
3768 (_mm_alignr_pi8): Ditto.
3769 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3770 (_mm_inserti_si64): Ditto.
3771 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3772 (_mm_extract_epi16): Ditto.
3773 (_mm_insert_epi16): Ditto.
3774 (_mm_shufflehi_epi16): Ditto.
3775 (_mm_shufflelo_epi16): Ditto.
3776 (_mm_shuffle_epi32): Ditto.
3777 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
3778 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
3780 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
3782 (_m_to_float): Use C89 compatible assignment.
3784 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
3787 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
3789 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3792 * doc/invoke.texi (Wreturn-type): Complete description.
3793 (Wextra): Delete item about return-type warning.
3794 * c-decl.c: Delete redundant Wextra warning.
3796 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
3799 * config/i386/pmmintrin.h: Do not include xmmintrin.h
3800 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
3801 inlined function, not as a macro.
3802 (_mm_prefetch): Ditto.
3804 (_mm_insert_pi16): Ditto.
3806 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
3807 (_m_pshufw): Ditto. Add const to __N argument.
3808 (_mm_shufle_ps): Ditto. Add const to __mask argument.
3809 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
3810 (_mm_slli_epi32): Ditto.
3811 (_mm_srli_si128): Implement as always inlined function, not as a macro.
3812 Add __inline to function declaration.
3813 (_mm_slli_si128): Ditto.
3815 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
3817 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
3818 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
3820 (struct fenv): New structure.
3821 (FP_HANDLE_EXCEPTIONS): New define.
3822 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
3823 (_FP_DECL_EXP): New define.
3824 (FP_INIT_ROUNDMODE): New define.
3825 (FP_ROUNDMODE): New define.
3827 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3829 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
3830 (Wconversion): Update description.
3831 (Wconversion-sign): New.
3832 * c.opt (Wconversion-sign): New.
3833 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
3834 means disabled for C++. Otherwise, take the status of Wconversion.
3835 * c-common.c (conversion_warning): Warn with either Wconversion or
3837 (warnings_for_convert_and_check): Conditions are already checked by
3839 (convert_and_check): Don't check warnings if the conversion failed.
3841 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
3842 Anatoly Sokolov <aesok@dol.ru>
3844 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
3845 avr_epilogue_uses) : Add declaration.
3846 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
3847 * config/avr/constraints.md (R): New constraint.
3848 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
3849 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
3850 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
3851 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
3852 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
3853 call_prologue_saves, epilogue_restores, return_from_epilogue,
3854 return_from_main_epilogue, return_from_interrupt_epilogue,
3855 return_from_naked_epilogue, prologue, epilogue): New patterns.
3856 (jump): Handle symbol reference.
3857 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
3858 avr_output_function_prologue, avr_output_function_epilogue): Remove
3860 (avr_init_machine_status, expand_prologue, expand_epilogue,
3861 avr_asm_function_end_prologue, avr_epilogue_uses,
3862 avr_asm_function_begin_epilogue): New functions.
3863 (prologue_size, epilogue_size, jump_tables_size): Remove global
3865 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
3866 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
3867 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
3868 (avr_override_options): Initialise init_machine_status.
3869 (output_movhi): Handle all stack pointer loads.
3870 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
3871 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
3872 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
3873 (EPILOGUE_USES) Redefine.
3874 (machine_function) Declare.
3876 2007-05-19 Richard Sandiford <richard@codesourcery.com>
3878 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
3879 Use a single return statement.
3881 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3884 * builtins.c (do_mpfr_lgamma_r): New.
3885 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
3886 * tree.h (CASE_FLT_FN_REENT): New.
3888 2007-05-18 Geoffrey Keating <geoffk@apple.com>
3890 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
3891 (output_die): Use 'unsigned long' with %x.
3892 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
3893 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
3894 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
3896 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
3898 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
3903 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
3904 true if function has no argument.
3906 2007-05-18 DJ Delorie <dj@redhat.com>
3908 * config/mips/mips.c (mips_offset_within_alignment_p): New.
3909 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
3911 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3913 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
3914 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
3915 count_trailing_zeros.
3916 (__i386__): Implement count_leading_zeros using __builtin_clz().
3917 Implement count_trailing_zeros usign __builtin_ctz().
3919 2007-05-18 Richard Sandiford <richard@codesourcery.com>
3921 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
3923 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
3926 * expr.c (emit_move_change_mode): Change mode of push operands here.
3928 2007-05-17 Ian Lance Taylor <iant@google.com>
3930 PR tree-optimization/31953
3931 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
3933 (set_value_range_to_null): Call set_value_range_to_value.
3934 (extract_range_from_comparison): Likewise.
3936 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3938 * toplev.c (print_version): Output GMP/MPFR version info.
3940 * builtins.c (CASE_MATHFN_REENT): New macro.
3941 (mathfn_built_in): Use it.
3942 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
3943 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
3944 BUILT_IN_LGAMMAL_R): New.
3945 * doc/extend.texi: Document new builtins.
3948 * builtins.c (do_mpfr_remquo): New.
3949 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
3950 (fold_builtin_3): Handle BUILT_IN_REMQUO.
3953 * builtins.c (fold_builtin_1): Handle y0, y1.
3954 (fold_builtin_2): Handle yn.
3957 * builtins.c (do_mpfr_bessel_n): New.
3958 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
3959 (fold_builtin_2): Handle BUILT_IN_JN.
3961 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
3964 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
3965 TYPE_PRECISION (intmax_type_node).
3967 2007-05-17 Steve Ellcey <sje@cup.hp.com>
3970 * reload.c (subst_reloads): Remove checking.
3972 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3974 PR rtl-optimization/31691
3975 * combine.c (simplify_set): Build a new src pattern instead of
3976 substituting its operands in the COMPARE case.
3978 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3980 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
3981 (execute_vrp): Preserve loops through jump threading.
3982 * tree-ssa-threadupdate.c (thread_single_edge,
3983 dbds_continue_enumeration_p, determine_bb_domination_status,
3984 thread_through_loop_header): New functions.
3985 (create_edge_and_update_destination_phis,
3986 create_edge_and_update_destination_phis): Set loops for the new blocks.
3987 (prune_undesirable_thread_requests): Removed.
3988 (redirect_edges): Do not pretend that redirect_edge_and_branch can
3990 (thread_block): Do not call prune_undesirable_thread_requests.
3992 (mark_threaded_blocks): Select edges to thread here.
3993 (thread_through_all_blocks): Take may_peel_loop_headers argument.
3994 Thread edges through loop headers independently.
3995 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
3996 * tree-pass.h (TODO_mark_first_instance): New.
3997 (first_pass_instance): Declare.
3998 * cfghooks.c (duplicate_block): Put the block to the original loop
3999 if copy is not specified.
4000 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
4001 jump threading. Pass may_peel_loop_headers to
4002 thread_through_all_blocks according to first_pass_instance.
4003 * cfgloop.h (create_preheader): Declare.
4004 * tree-flow.h (thread_through_all_blocks): Declaration changed.
4005 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
4006 * passes.c (first_pass_instance): New variable.
4007 (next_pass_1): Set TODO_mark_first_instance.
4008 (execute_todo): Set first_pass_instance.
4010 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
4012 PR tree-optimization/24659
4013 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
4014 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
4015 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
4016 OTI_vec_pack_ufix_trunc.
4017 (vec_unpacks_float_hi_optab): Define new macro.
4018 (vec_unpacks_float_lo_optab): Ditto.
4019 (vec_unpacku_float_hi_optab): Ditto.
4020 (vec_unpacku_float_lo_optab): Ditto.
4021 (vec_pack_sfix_trunc_optab): Ditto.
4022 (vec_pack_ufix_trunc_optab): Ditto.
4023 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
4024 and vec_pack_[s|u]fix_trunc_optab using
4025 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
4026 * tree-vectorizer.c (supportable_widening_operation): Handle
4027 FLOAT_EXPR and CONVERT_EXPR. Update comment.
4028 (supportable_narrowing_operation): New function.
4029 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
4030 * tree-vect-transform.c (vectorizable_conversion): Handle
4031 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
4032 (vect_gen_widened_results_half): Move before vectorizable_conversion.
4033 (vectorizable_type_demotion): Call supportable_narrowing_operation()
4034 to check for target support.
4035 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
4036 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
4037 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
4038 for VEC_PACK_FIX_TRUNC_EXPR.
4039 (expand_binop): Special case mode of the result for
4040 vec_pack_[u|s]fix_trunc_optab.
4041 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
4042 vec_pack_[u|s]fix_trunc_optab.
4044 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
4045 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
4046 * tree-pretty-print.c (dump_generic_node): Handle
4047 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
4048 VEC_PACK_FIX_TRUNC_EXPR.
4050 * expr.c (expand_expr_real_1): Ditto.
4051 * tree-inline.c (estimate_num_insns_1): Ditto.
4052 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4054 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
4055 (vec_unpacks_float_lo_v8hi): Ditto.
4056 (vec_unpacku_float_hi_v8hi): Ditto.
4057 (vec_unpacku_float_lo_v8hi): Ditto.
4058 (vec_unpacks_float_hi_v4si): Ditto.
4059 (vec_unpacks_float_lo_v4si): Ditto.
4060 (vec_pack_sfix_trunc_v2df): Ditto.
4062 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
4064 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
4065 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
4066 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
4067 [vec_pack_ufix_trunc]: Ditto.
4068 [vec_unpacks_float_hi]: Ditto.
4069 [vec_unpacks_float_lo]: Ditto.
4070 [vec_unpacku_float_hi]: Ditto.
4071 [vec_unpacku_float_lo]: Ditto.
4073 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
4075 * soft-fp/README: Update for new files.
4076 * soft-fp/floattisf.c: New file.
4077 * soft-fp/floattidf.c: New file.
4078 * soft-fp/floattitf.c: New file.
4079 * soft-fp/floatuntisf.c: New file.
4080 * soft-fp/floatuntidf.c: New file.
4081 * soft-fp/floatuntitf.c: New file.
4082 * soft-fp/fixsfti.c: New file.
4083 * soft-fp/fixdfti.c: New file.
4084 * soft-fp/fixtfti.c: New file.
4085 * soft-fp/fixunssfti.c: New file.
4086 * soft-fp/fixunsdfti.c: New file.
4087 * soft-fp/fixunstfti.c: New file.
4088 * soft-fp/extendxftf.c: New file.
4089 * soft-fp/trunctfxf.c: New file.
4091 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
4092 (__trunctfxf2): Ditto.
4094 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
4095 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
4096 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
4097 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
4098 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
4099 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
4101 * config/i386/t-fprules-softfp64: New file.
4102 * config/i386/sfp-machine.h: New file.
4103 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
4104 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
4105 and soft-fp/t-softfp to tmake_file.
4106 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
4107 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
4109 * config/i386/t-linux64 (softfp_wrap_start): New.
4110 (softfp_wrap_end): New.
4111 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
4112 supported for TARGET_64BIT.
4114 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4116 * c-common.c (c_common_signed_or_unsigned_type): Emulate
4117 c_common_unsigned_type behavior.
4119 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
4121 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
4124 2007-05-16 Eric Christopher <echristo@apple.com>
4126 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
4127 saving after stack push. Set sp_offset whenever we push.
4128 (rs6000_emit_epilogue): Move altivec register restore before
4131 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4133 * configure.ac: Allow sysroots to be relocated under $prefix as
4134 well as $exec_prefix.
4135 * configure: Regenerate.
4137 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4141 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4143 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4144 (gcc_tooldir): Likewise.
4145 * configure: Regenerate.
4146 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4147 old configure.ac gcc_tooldir setting.
4148 (prefix_to_exec_prefix): New variable.
4149 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4150 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4152 2007-05-14 Janis Johnson <janis187@us.ibm.com>
4154 * c-typeck.c (build_binary_op): Return early for error.
4156 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
4158 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
4159 struct nb_iter_bound.
4160 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
4161 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
4162 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
4163 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
4164 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
4165 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
4166 (del_scev_info): Use ggc_free.
4167 (scev_initialize): Allocate scalar_evolution_info in gc memory.
4168 * loop-init.c: Include ggc.h.
4169 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
4170 (loop_optimizer_finalize): Use ggc_free.
4171 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
4172 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
4173 pass_iv_optimize): Add TODO_ggc_collect.
4174 * function.h (struct function): Remove skip marker from x_current_loops.
4175 * cfgloop.c: Include ggc.h.
4176 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
4178 (establish_preds): Vector superloops is gc allocated.
4179 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
4181 (flow_loops_find): Vector larray is gc allocated.
4182 (loop_exit_free): Use ggc_free.
4183 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
4184 that head of exits list is now not a part of struct loop.
4185 (record_loop_exits): Allocate exits table in gc memory.
4186 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
4187 head of exits list is now not a part of struct loop.
4188 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
4189 struct loop_exit): Add GTY marker.
4190 (struct loop): Add GTY marker. Make superloops vector gc allocated.
4191 Add skip marker to aux field. Make head of exits list a separate
4193 (struct loops): Add GTY marker. Make larray vector gc allocated.
4194 Add param marker to exits table.
4195 (get_loops): Type changed.
4196 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
4198 (cfgloop.o, loop-init.o): Add ggc.h dependency.
4199 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
4200 * basic-block.h (struct basic_block_def): Remove skip marker from
4203 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
4205 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
4206 of 0 in the call to expand_expr().
4207 (expand_builtin_mathfn_3): Ditto.
4208 (expand_builtin_interclass_mathfn): Ditto.
4209 (expand_builtin_cexpi): Ditto.
4210 (expand_builtin_int_roundingfn): Ditto.
4211 (expand_builtin_int_roundingfn_2): Ditto.
4212 (expand_builtin_pow): Ditto.
4213 (expand_builtin_powi): Ditto.
4214 (expand_builtin_bswap): Ditto.
4215 (expand_builtin_unop): Ditto.
4216 (expand_builtin_fabs): Ditto.
4217 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
4218 the call to expand_expr().
4219 (expand_builtin_sync_operation): Ditto.
4220 (expand_builtin_compare_and_swap): Ditto.
4221 (expand_builtin_lock_test_and_set): Ditto.
4222 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
4223 instead of 0 in the call to expand_expr().
4224 (expand_builtin_extract_return_addr): Ditto.
4225 (expand_builtin_eh_return): Ditto.
4226 (expand_eh_return): Ditto.
4227 * explow.c (expr_size): Ditto.
4228 * expr.c (optimize_bitfield_assignment_op): Ditto.
4229 (expand_assignement): Ditto.
4230 (store_expr): Ditto.
4231 (store_field): Ditto.
4232 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
4233 the call to expand_expr().
4234 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
4235 in the call to expand_expr().
4236 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
4237 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
4238 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
4240 * optabs.c (expand_vec_shift_expr): Ditto.
4241 (expand_vec_cond_expr): Ditto.
4242 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
4243 call to expand_expr().
4244 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
4245 in the call to expand_expr().
4247 2007-05-14 Dave Korn <dave.korn@artimi.com>
4249 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
4251 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
4253 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
4254 instead of c_common_unsigned_type.
4255 (c_common_unsigned_type): Remove.
4256 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
4257 c_common_unsigned_type.
4258 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
4259 c_common_unsigned_type.
4260 * c-common.h (c_common_unsigned_type): Remove.
4261 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
4262 c_common_unsigned_type.
4263 * c-format.c (check_format_types): Use unsigned_type_for instead of
4264 c_common_unsigned_type.
4265 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
4266 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
4267 c_common_unsigned_type.
4268 * convert.c (convert_to_integer): Use unsigned_type_for instead of
4269 lang_hooks.types.unsigned_type.
4270 * expmed.c (make_tree): Use unsigned_type_for instead of
4271 lang_hooks.types.unsigned_type.
4272 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
4273 lang_hooks.types.unsigned_type.
4274 (build_range_check): Likewise.
4275 (fold_unary): Likewise.
4276 (fold_binary): Likewise.
4277 (fold_ternary): Likewise.
4278 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
4279 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
4280 * tree.c (get_unsigned_type): New.
4281 (unsigned_type_for): Use get_unsigned_type instead of
4282 lang_hooks.types.unsigned_type.
4284 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
4286 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
4287 to m68k_get_function_kind. Update its prototype.
4288 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
4290 (m68k_interrupt_function_p): Return enum m68k_function_type
4291 instead of bool. Rename to m68k_get_function_kind.
4292 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
4294 (m68k_compute_frame_layout): Don't mark any register for save
4295 if an interrupt_thread attribute is specified.
4296 (m68k_hard_regno_rename_ok): Update a use of
4297 m68k_interrupt_function_p.
4298 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
4299 m68k_interrupt_function_p.
4300 (m68k_function_type): New.
4301 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
4302 for a function with an interrupt_thread attribute.
4303 * doc/extend.texi: Document the interrupt_thread attribute.
4305 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
4307 Fix PR tree-optimization/31911
4308 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
4309 if they didn't change the expression.
4311 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
4313 * tree-scalar-evolution.c (resolve_mixers): Exported.
4314 * tree-scalar-evolution.h (resolve_mixers): Declare.
4315 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
4316 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4317 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
4318 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
4319 init_array_ref, init_pointer_ref, analyze_indirect_ref,
4320 strip_conversion, analyze_offset_expr, address_analysis,
4321 object_analysis, analyze_offset): Removed.
4322 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
4323 split_constant_offset, canonicalize_base_object_address,
4324 object_address_invariant_in_loop_p, disjoint_objects_p,
4325 dr_may_alias_p, dr_address_invariant_p): New functions.
4326 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
4327 and dr_analyze_alias.
4328 (initialize_data_dependence_relation): Use dr_may_alias_p
4329 and object_address_invariant_in_loop_p.
4330 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
4332 (find_data_references_in_stmt): Restrict the analysis of data references
4333 to the given loop nest.
4334 (find_data_references_in_loop): Made static. Pass loop nest to
4335 find_data_references_in_stmt.
4336 (compute_data_dependences_for_loop): Use DR_VOPS.
4337 (free_data_ref): Free DR_VOPS.
4338 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
4339 (struct innermost_loop_behavior): ... new.
4340 (struct base_object_info): Replaced by ...
4341 (struct indices): ... new.
4342 (struct dr_alias): New.
4343 (enum data_ref_type): Removed.
4344 (struct data_reference): Consist of struct innermost_loop_behavior,
4345 struct indices and struct dr_alias.
4346 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
4347 (DR_MEMTAG): Renamed to ...
4348 (DR_SYMBOL_TAG): ... this.
4349 (find_data_references_in_loop): Declaration removed.
4350 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
4351 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
4352 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
4353 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
4355 2007-05-13 Revital Eres <eres@il.ibm.com>
4357 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
4358 which walks virtual def-use chains to find redundant stores.
4359 (dse_optimize_stmt): Call it.
4361 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
4363 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
4364 * passes.c (init_optimization_passes): Move pass_jump_bypass
4367 * basic-block.h (bb_has_eh_pred): Fix style issue.
4369 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
4371 PR rtl-optimization/31848
4372 * loop-invariant.c (move_invariant_reg): If we move an insn
4373 with a REG_EQUAL note, and that insn is not always executed,
4374 remove the REG_EQUAL note.
4376 2007-05-12 Richard Guenther <rguenther@suse.de>
4378 PR tree-optimization/31797
4379 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
4380 propagate into a stmt that has volatile ops.
4382 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4384 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4385 (gcc_tooldir): Likewise.
4386 * configure: Regenerate.
4387 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4388 old configure.ac gcc_tooldir setting.
4389 (prefix_to_exec_prefix): New variable.
4390 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4391 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4393 2007-05-11 Silvius Rus <rus@google.com>
4395 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
4396 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
4397 * c-common.h (strict_aliasing_warning): Change return type.
4398 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
4399 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
4400 (build_c_cast): Condition call to strict_aliasing_warning.
4401 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
4402 * flags.h (set_Wstrict_aliasing): Declare.
4403 * opts.c (set_Wstrict_alising): Define, add call to.
4404 * tree-flow.h (strict_aliasing_warning_backend): Declare.
4405 * tree-ssa-alias-warnings.c: New file.
4406 * tree-ssa-alias.c (compute_may_aliases): Add call to
4407 strict_aliasing_warning_backend.
4409 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
4411 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4412 Use loop_depth and loop_outer accessor functions.
4413 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
4414 determine_invariantness_stmt, move_computations_stmt): Ditto.
4415 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
4416 add_loop, loopify, unloop, fix_loop_structure): Ditto.
4417 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
4418 * tree-scalar-evolution.c (interpret_loop_phi,
4419 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
4420 instantiate_parameters_1, scev_const_prop): Ditto.
4421 * cfghooks.c (make_forwarder_block): Ditto.
4422 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
4423 * modulo-sched.c (loop_canon_p): Ditto.
4424 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
4425 slpeel_can_duplicate_loop_p): Ditto.
4426 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
4427 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4428 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
4429 cancel_loop, verify_loop_structure): Ditto.
4430 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
4431 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
4432 superloops vector instead of "pred" array.
4433 (establish_preds): Take father loop as an argument. Initialize the
4435 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
4436 initialize loop->outer.
4437 (flow_loop_tree_node_remove): Truncate the superloops vector.
4438 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
4439 "pred" merged to "superloops" vector.
4440 (loop_depth, loop_outer): New.
4441 (fel_init): Use loop_outer.
4443 2007-05-11 Jan Hubicka <jh@suse.cz>
4445 * cgraphunit.c: Include gt-cgraphunit.h
4446 (static_ctors, static_dtors): New static vars.
4447 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
4448 based on implementation in c-common.c
4449 (cgraph_finalize_function): Call record_cdtor_fn.
4450 (cgraph_optimize): Call cgraph_build_cdtor_fns.
4451 * decl.c (finish_function): Do not call c_record_cdtor_fn.
4452 (c_write_global_declarations): Do not call c_build_cdtor_fns.
4453 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
4454 build_cdtor, c_build_cdtor_fns): Remove.
4455 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
4456 c_build_cdtor_fns): Remove prototype.
4458 2007-05-11 Paolo Carlini <pcarlini@suse.de>
4461 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
4462 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
4463 * builtins.c (fold_builtin_memchr): New.
4464 (expand_builtin_memchr): Call the latter.
4465 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
4466 * doc/extend.texi ([Other built-in functions provided by GCC]):
4469 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
4471 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
4472 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
4473 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
4474 PFPO_OP1_TYPE_SHIFT): Constants added.
4475 (DFP_ALL): Mode macro defined.
4476 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
4477 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
4478 Insn definitions added.
4479 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
4480 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
4483 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4485 PR tree-optimization/31885
4486 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
4488 (automatically_generated_chrec_p): Return false for NULL.
4490 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4492 * config/bfin/bfin.h (MOVE_RATIO): Define.
4494 2007-05-10 Richard Sandiford <richard@codesourcery.com>
4496 * config.gcc (sparc-wrs-vxworks): New target.
4497 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
4498 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
4499 * config/sparc/sparc.h: Include vxworks-dummy.h.
4500 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
4501 include LABEL_REFs too.
4502 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
4503 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
4505 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
4507 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
4508 (sparc_emit_call_insn): New function.
4509 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
4510 functions when generating VxWorks PIC.
4511 * config/sparc/sparc.md (vxworks_load_got): New pattern.
4512 (call, call_value): Use sparc_emit_call_insn instead of
4515 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4517 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
4519 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4521 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
4522 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
4523 instead of operand_subword.
4525 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4527 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
4528 * config/bfin/bfin.c (bfin_local_alignment): New function.
4529 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
4531 2007-05-08 Chao-ying Fu <fu@mips.com>
4533 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
4534 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
4535 (smsub_widen_optab, umsub_widen_optab): Define.
4536 * optabs.c (init_optabs): Initialize smsub_widen_optab and
4538 * genopinit.c (optabs): Fill in smsub_widen_optab and
4540 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
4541 and umsub_widen_optab to implement multiply-subtract sequences.
4542 * config/mips/mips.md (*msac<u>_di): Rename to...
4543 (<u>msubsidi4): ...this. Extend condition to include
4544 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
4545 of operand 0 to "ka" and use the three-operand form of msub<u>
4547 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
4550 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
4552 PR rtl-optimization/28011
4553 * reload.c (push_reload): Set dont_share if IN appears in OUT
4554 also when IN is a PLUS rtx.
4555 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
4558 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
4560 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
4561 call unshare_all_decls.
4562 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
4563 (unshare_all_decls): Remove.
4565 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
4568 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
4571 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
4572 Nigel Stephens <nigel@mips.com>
4574 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
4575 Update comments and all uses.
4576 (MIN_FPRS_PER_FMT): Define.
4577 * config/mips/mips.c (function_arg): Fix to correctly handle
4578 the -mips32r2 -mfp64 -mabi=32 case.
4579 (override_options): Enable use of odd-numbered registers for
4580 SFmode values on MIPS32.
4581 (mips_save_reg_p): Save whole floating-point register pair if
4582 either half is used.
4583 (compute_frame_size): Fix comment.
4585 2007-05-08 Jie Zhang <jie.zhang@analog.com>
4587 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
4588 argument of type bool.
4589 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
4590 argument. Safely select temporary P register according to it.
4591 (do_link): Change call site of add_to_reg accordingly.
4592 (do_unlink): Add epilogue_p as a fourth argument and pass it
4594 (expand_interrupt_handler_epilogue): Change call of do_unlink
4596 (bfin_expand_prologue): Add a third argument sibcall_p.
4597 * config/bfin/bfin.md (epilogue): Change call of
4598 bfin_expand_epilogue accordingly.
4599 (sibcall_epilogue): Likewise.
4600 (eh_return_internal): Likewise.
4602 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
4603 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
4604 * config/bfin/bfin.c (bfin_handle_option): Handle
4605 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
4606 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
4607 Support bf534, bf536 and bf561.
4608 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
4610 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
4613 * config/i386/i386.c (ix86_function_regparm): Process local
4614 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
4616 2007-05-07 Mike Stump <mrs@apple.com>
4618 * doc/invoke.texi (Warning Options): Document that -Wempty-body
4619 also checks for and while statements in C++.
4621 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
4623 * gcc.c (at_file_supplied): New variable.
4624 (main): Set it if we expanded argv.
4625 (do_spec_1): Pass an @-file to the linker if we were called with
4626 an @-file argument and HAVE_GNU_LD.
4627 * collect2.c (at_file_supplied): New variable.
4628 (response_file): New variable.
4629 (collect_exit): Unlink response_file if necessary.
4630 (handler): Likewise.
4631 (do_wait): Likewise.
4632 (main): Set at_file_supplied if we expanded argv.
4633 (collect_execute): Pass an @-file to subprocesses if we were called
4634 with an @-file argument.
4635 * configure.ac: Add define for HAVE_GNU_LD.
4636 * configure: Regenerate.
4637 * config.in: Regenerate.
4639 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
4641 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
4647 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
4649 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4650 (TARGET_ENCODE_SECTION_INFO): Re-define.
4651 (m32c_encode_section_info): New
4652 (function_vector_handler): New
4653 (current_function_special_page_vector): New
4654 (m32c_special_page_vector_p): New.
4655 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
4657 * config/m32c/jump.md: Added instruction JSRS for functions
4658 with attribute "function_vector".
4659 * doc/extend.texi (function_vector): Added description
4660 for M16C, M32C targets.
4662 2007-05-07 DJ Delorie <dj@redhat.com>
4665 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
4666 ashrpsi3, lshrpsi3): Update shift count constraint.
4668 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
4669 Nathan Froyd <froydnj@codesourcery.com>
4672 * c-incpath.c (add_path): Strip trailing path separators.
4674 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
4676 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
4677 Free dominance info before purging EH edges.
4678 (eliminate_degenerate_phis): Likewise.
4679 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
4681 2007-05-07 Jan Hubicka <jh@suse.cz>
4683 * gimplify.c (gimplify_expr): Do not crash when folding
4684 (void *)(int)&a + 4.
4686 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4689 * c-opts.c (lang_fortran): Make it non static.
4690 * c-common.h (lang_fortran): New prototype.
4691 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
4692 -lang-fortran option was passed by the driver.
4694 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
4696 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
4697 of ASSERT_CHECKING. Tweak message.
4699 2007-05-06 Revital Eres <eres@il.ibm.com>
4702 * loop-unroll.c (insert_var_expansion_initialization):
4703 Initialize the expansions with -zero instead of +zero.
4705 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
4707 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
4708 into pic and non-pic versions. Mark r19 as used for
4709 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
4710 for tgd_load, tld_load and tie_load .
4711 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
4712 version of tgd_load, tld_load and tie_load depending on the
4715 2007-05-04 Ulrich Drepper <drepper@redhat.com>
4716 Jakub Jelinek <jakub@redhat.com>
4718 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
4719 (__do_global_dtors_aux): Use more paranoid loop to run
4720 destructors if HIDDEN_DTOR_LIST_END.
4721 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
4723 2007-05-04 Jakub Jelinek <jakub@redhat.com>
4725 * varasm.c (align_variable): Don't increase alignment for
4726 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
4727 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
4729 2007-05-04 Josh Conner <jconner@apple.com>
4731 * basic-block.h (cdi_direction): Assign values to all enumeration
4733 (dom_computed): Remove.
4734 (dom_info_state): New.
4735 (set_dom_info_availability): New.
4736 * tree-ssa-loop-im.c (determine_invariantness): Initialize
4737 walk_data.dom_direction.
4738 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
4739 instead of dom_computed[].
4740 (split_edge): Likewise.
4741 (create_basic_block): Likewise.
4742 (merge_blocks): Likewise.
4743 * ifcvt.c (find_if_header): Likewise.
4744 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
4745 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4746 * tree-ssa.c (verify_ssa): Likewise.
4747 * tree-cfg.c (tree_verify_flow_info): Likewise.
4748 (remove_edge_and_dominated_blocks): Likewise.
4749 * dominance.c (dom_computed): Make static.
4750 (calc_dfs_tree_nonrec): Change third param to a bool.
4751 (calc_dfs_tree): Change second param to a bool.
4752 (calc_idioms): Change second param to a bool. Use
4753 dom_convert_dir_to_idx.
4754 (init_dom_info): Validate dir before using.
4755 (dom_convert_dir_to_idx): New.
4756 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
4757 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
4758 (free_dominance_info): Use dom_convert_dir_to_idx.
4759 (get_immediate_dominator): Likewise.
4760 (set_immediate_dominator): Likewise.
4761 (get_dominated_by): Likewise.
4762 (redirect_immediate_dominators): Likewise.
4763 (nearest_common_denominator): Likewise.
4764 (dominated_by_p): Likewise.
4765 (bb_dom_dfs_in): Likewise.
4766 (bb_dom_dfs_out): Likewise.
4767 (recount_dominator): Likewise.
4768 (iterate_fix_dominators): Likewise.
4769 (add_to_dominance_info): Likewise.
4770 (delete_from_dominance_info): Likewise.
4771 (first_dom_son): Likewise.
4772 (next_dom_son): Likewise.
4773 (dom_info_available_p): Likewise.
4774 (dom_info_state): New.
4775 (set_dom_info_availability): New.
4777 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4779 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
4781 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
4783 2007-05-04 Bob Wilson <bob.wilson@acm.org>
4785 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
4786 (subdi3, subdi_carry): Delete.
4788 2007-05-04 Jan Hubicka <jh@suse.cz>
4789 Richard Guenther <rguenther@suse.de>
4791 * opts.c (decode_options): Do not fiddle with inlining
4792 parameters in case of optimizing for size.
4793 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
4794 for size do nothing.
4795 (cgraph_decide_inlining_of_small_function): When optimizing for
4796 size never inline functions increasing caller size.
4797 (cgraph_early_inlining): Inline for size when optimizing for size.
4799 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4801 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
4802 logical operations piecewise.
4803 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
4804 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
4805 subdi_sesidi_di): Delete.
4806 (add_with_carry): Produce carry in CC instead of a DREG to shorten
4807 the generated sequence. Allow three-reg add in constraints. Rewrite
4808 the rtl expression for carry to avoid zero_extend of a constant.
4809 (sub_with_carry): New pattern.
4810 (adddi3, subdi3): Change into define_expand. For subtract, generate a
4811 different sequence not involving jumps.
4812 (notbi): Now a named pattern.
4814 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
4816 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
4817 Add the note about a significant loss of accuracy of some
4818 mathematical routines when these options are used.
4820 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4822 * haifa-sched.c (rtx_vec_t): New typedef.
4823 (contributes_to_priority_p): Extract piece of priority () into new
4825 (priority): Use the function. Add assertion.
4826 (rank_for_schedule, set_priorities): Add assertion to check that
4827 insn's priority is initialized.
4828 (clear_priorities, calc_priorities): Change signature. Make it update
4829 all relevant insns. Update all callers ('add_to_speculative_block ()'
4830 and 'create_block_check_twin ()').
4831 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
4832 Add new field 'priority_status'.
4833 (INSN_PRIORITY_STATUS): New macro.
4834 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
4836 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4838 * sched-ebb.c (debug_ebb_dependencies): New static function.
4839 (init_ready_list): Use it.
4841 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
4842 with changed signature and 'debug_rgn_dependencies ()'.
4843 (debug_rgn_dependencies): New static function.
4844 (init_ready_list): Use it.
4846 * sched-int.h (debug_dependencies): Declare.
4848 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
4850 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
4852 2007-05-04 Dirk Mueller <dmueller@suse.de>
4854 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
4856 2007-05-03 Jan Hubicka <jh@suse.cz>
4858 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
4859 for pointer type in more cases than before.
4861 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
4863 * tree-object-size.c (plus_expr_object_size): When operand size is
4864 unknown, return unknown.
4866 2007-05-03 Dirk Mueller <dmueller@suse.de>
4868 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
4870 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
4873 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
4875 2007-05-03 Janis Johnson <janis187@us.ibm.com>
4877 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
4879 2007-05-03 Joseph Myers <joseph@codesourcery.com>
4881 * config/soft-fp/double.h, config/soft-fp/extended.h,
4882 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
4883 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
4884 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
4885 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
4888 2007-05-03 Ian Lance Taylor <iant@google.com>
4890 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
4891 MASK_PPC_GFXOPT for 8540 or 8548.
4893 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4895 * tree-vect-transform.c (vect_update_inits_of_drs): Use
4896 vect_print_dump_info() to output debug information.
4898 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
4901 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
4902 operands of size 2 when operand is not MEM_P.
4904 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4906 PR tree-optimization/30565
4907 * lambda-code.c (perfect_nestify): Fix updating of dominators.
4909 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
4911 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
4912 (umulsi3_highpart): Use them.
4913 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
4914 for final accumulator to D regisster tranfser.
4916 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
4918 PR tree-optimization/31699
4919 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
4921 (vect_enhance_data_refs_alignment): Compute peel amount using
4922 TYPE_VECTOR_SUBPARTS instead of vf.
4923 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
4925 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
4928 * system.h: Remove inclusion of double-int.h
4929 * tree.h: Include double-int.h
4930 * gengtype.c: Likewise
4931 * cfgloop.h: Likewise
4932 * Makefile.in: Adjust dependencies on double-int.h
4934 2007-05-02 Eric Christopher <echristo@apple.com>
4936 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
4937 -shared to -Zdynamiclib.
4939 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
4942 * c-common.c (strip_pointer_or_array_types): New function.
4943 * c-common.h (strip_pointer_or_array_types): New function declaration.
4945 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
4947 PR tree-optimization/31771
4948 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
4950 2007-05-02 Paul Brook <paul@codesourcery.com>
4952 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
4954 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
4957 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
4960 2007-05-02 Nick Clifton <nickc@redhat.com>
4962 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
4964 2007-05-02 Richard Guenther <rguenther@suse.de>
4966 PR tree-optimization/31146
4967 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
4968 argument, single_use_p. If we have a single use that is
4969 a conversion to the definition rhs type, propagate that rhs.
4970 (forward_propagate_addr_expr): Pass single_use_p argument
4971 to forward_propagate_addr_expr_1.
4973 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
4975 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
4978 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4980 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
4981 'AMD Family 10 core'.
4983 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4985 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
4986 and athlon64-sse3 as improved versions of k8, opteron and athlon64
4987 with SSE3 instruction set support.
4988 * doc/invoke.texi: Likewise.
4990 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4992 * config/i386/i386.c (override_options): Tuning 32-byte loop
4993 alignment for amdfam10 architecture. Increasing the max loop
4994 alignment to 24 bytes.
4996 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
4998 * config/m68k/constraints.md: New.
4999 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
5000 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5001 EXTRA_CONSTRAINT): Remove.
5002 * config/m68k/m68k.md: Include constraints.md.
5003 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
5005 2007-05-01 Ian Lance Taylor <iant@google.com>
5007 PR tree-optimization/31739
5008 * tree-vrp.c (vrp_val_is_max): New static function.
5009 (vrp_val_is_min): New static function.
5010 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
5012 (set_value_range): Use vrp_val_is_{max,min}.
5013 (extract_range_from_assert): Likewise.
5014 (extract_range_from_binary_expr): Likewise.
5015 (extract_range_from_unary_expr): Likewise.
5016 (dump_value_range, vrp_meet): Likewise.
5017 (vrp_visit_phi_node): Likewise.
5018 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
5020 2007-05-01 Mark Mitchell <mark@codesourcery.com>
5022 * config/i386/gmon-sol2.c (size_t): New type.
5023 (intptr_t): Likewise.
5024 (s_textsize): Declare as size_t.
5026 (monstartup): Use size_t for sizes.
5027 (_mcount): Save and restore registers.
5028 (internal_mcount): Pass 0 as the first argument to monstartup
5030 (moncontrol): Convert pointer to appropriately sized integer
5031 before passing to profil.
5033 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5035 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
5036 __NO_FPRS__, not just if _SOFT_DOUBLE.
5037 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
5038 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
5039 also for E500 double.
5040 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
5041 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
5044 2007-05-01 Richard Guenther <rguenther@suse.de>
5046 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
5049 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5051 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
5053 2007-05-01 Jan Hubicka <jh@suse.cz>
5055 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
5058 2007-05-01 Jan Hubicka <jh@suse.cz>
5060 * tree.h (maybe_fold_offset_to_component_ref): Remove.
5061 (maybe_fold_offset_to_reference): Declare.
5062 * fold-const.c (fold_unary): Do not fold
5063 (type *)&A into &A->field_of_type_and_offset_0
5064 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
5065 size is unknown, give up.
5066 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
5068 (maybe_fold_offset_to_reference): New.
5069 (maybe_fold_stmt_indirect): Use it.
5070 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
5071 * gimplify.c (gimplify_conversion): Canonicalize conversions to
5073 (gimplify_expr): Likewise for plus_expr.
5075 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
5077 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
5078 bsi_after_labels. Always insert statements before bsi.
5079 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5080 * predict.c (apply_return_prediction): Check for empty blocks.
5081 * cfgexpand.c (lab_rtx_for_bb): New variable.
5082 (label_rtx_for_bb): Do not create new tree labels.
5083 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
5084 (tree_expand_cfg): Initialize lab_rtx_for_bb.
5085 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
5087 (label_for_bb): Add field used.
5088 (update_eh_label, main_block_label): Mark the label used.
5089 (cleanup_dead_labels): Remove unused labels.
5091 2007-05-01 Richard Guenther <rguenther@suse.de>
5093 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
5094 if it is not about to be set.
5095 (get_value_range): Do not pre-allocate equiv bitmap.
5096 (update_value_range): No need to clear equiv field.
5097 (add_equivalence): Change prototype to get bitmap pointer.
5098 Allocate bitmap here if it is not already.
5099 (extract_range_from_assert): Do not allocate bitmap here.
5100 Update callers to add_equivalence.
5101 (extract_range_from_ssa_name): Likewise.
5102 (get_vr_for_comparison): New static helper.
5103 (compare_name_with_value): Handle NULL equiv bitmap by
5104 peeling the first iteration of the comparison loop.
5105 Use get_vr_for_comparison.
5106 (compare_names): Handle NULL equiv bitmaps by using fake
5107 ones. Use get_vr_for_comparison.
5109 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
5111 * double-int.c (mpz_set_double_int): Moved from
5112 tree-ssa-loop-niter.c.
5113 (mpz_get_double_int): Likewise; also, add option to wrap
5114 out-of-range integers.
5115 * double-int.h: New prototypes for above.
5116 * tree.c (get_static_type_bounds): Moved from
5117 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
5118 TYPE_MAX_VALUE if they exist..
5119 * tree.h: New prototype for above.
5120 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
5121 get_type_bounds calls.
5122 (mpz_set_double_int): Move to double-int.c.
5123 (get_type_bounds): Move to tree.c, rename to
5124 get_static_type_bounds.
5125 (mpz_to_double_int): Move to double-int.c, rename to
5128 2007-04-30 Bob Wilson <bob.wilson@acm.org>
5130 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
5131 DIV0 exception can fall through to a normal return.
5133 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
5137 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5138 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5139 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5140 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5141 initialize align to silence bogus warning.
5142 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5143 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5145 (struct sra_walk_fns): Remove use_all parameter from use.
5146 (sra_hash_tree): Handle BIT_FIELD_REFs.
5147 (sra_elt_hash): Don't hash bitfld blocks.
5148 (sra_elt_eq): Skip them in parent compares as well. Handle
5150 (sra_walk_expr): Don't maintain or pass down use_all_p.
5151 (scan_use): Remove use_all parameter.
5152 (scalarize_use): Likewise. Re-expand assignment to
5153 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5154 output, and re-scalarize after output. Don't mark anything
5156 (scalarize_ldst): Adjust.
5157 (scalarize_walk_gimple_modify_statement): Likewise.
5158 (build_element_name_1): Handle BIT_FIELD_REFs.
5159 (instantiate_element): Don't warn for any element whose parent
5161 (instantiate_missing_elements_1): Return the sra_elt.
5162 (canon_type_for_field): New.
5163 (try_instantiate_multiple_fields): New.
5164 (instantiate_missing_elemnts): Use them.
5165 (mark_no_warning): Removed.
5166 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5167 (REPLDUP, sra_build_elt_assignment): New.
5168 (generate_copy_inout): Use them.
5169 (generate_element_copy): Likewise. Handle bitfld differences.
5170 (generate_element_zero): Don't recurse for blocks. Use
5171 sra_build_elt_assignment.
5172 (generate_one_element_int): Take elt instead of var. Use
5173 sra_build_elt_assignment.
5174 (generate_element_init_1): Adjust.
5175 (scalarize_use, scalarize_copy): Use REPLDUP.
5176 (scalarize_ldst): Move assert before dereference.
5177 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5179 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5182 * tree.c (reconstruct_complex_type): Reconstruct a reference
5184 Also use the same mode for the pointer as the old pointer type.
5186 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5188 * doc/trouble.texi (Interoperation): Remove note about Ultrix
5191 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
5193 PR rtl-optimization/31676
5194 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
5195 (df_refs_record): Call it.
5197 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
5199 * rtl.def (SS_ABS): New code.
5200 * config/bfin/bfin.c (print_operand): New modifier 'v'.
5201 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
5202 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
5203 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
5204 (bfin_init_builtins): Define them.
5205 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
5206 (bfin_expand_builtin): ... and handle the others here.
5207 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
5208 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
5209 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
5210 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
5211 operand is only HImode.
5213 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
5215 * regclass.c (scan_one_insn): Remove splitting of
5218 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
5219 Nigel Stephens <nigel@mips.com>
5221 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
5223 2007-04-28 Jan Hubicka <jh@suse.cz>
5225 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
5226 insn_locators_alloc instead of insn_locators_initialize;
5227 call reset_block_changes.
5228 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5229 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
5230 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
5231 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5232 * config/score/score.c (th_output_mi_thunk): Likewise.
5233 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5234 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
5235 tolerate uninitialized locator info.
5238 * function.c (init_function_start): Don't init line number info.
5239 (expand_function_end): Update.
5240 (reset_block_changes, record_block_change, finalize_block_changes,
5241 check_block_change, free_block_changes): Kill.
5242 * function.h (reset_block_changes, record_block_change,
5243 finalize_block_changes, check_block_change, free_block_changes): Remove
5245 (struct function): Remove ib_boundaries_block.
5246 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5247 Use curr_insn_locator to initialize locator.
5248 (emit_line_note): Remove.
5249 * cfgexpand.c (expand_gimple_cond_expr): Update.
5250 (construct_exit_block): Likewise.
5251 (tree_expand_cfg): Initialize/finalize locators.
5252 * expr.c (expand_expr_real): Update.
5253 * cfglayout.c (line_locators_locs, line_locators_lines,
5254 file_locators_locs, file_locators_files): Remove.
5255 (set_block_levels): Move to cfgexpand.c.
5256 (insn_locators_initialize): Remove.
5257 (pass_insn_locators_initialize): Remove.
5258 (locations_locators_locs, locations_locators_vals): New static vars.
5259 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5261 (insn_locators_alloc, insn_locators_finalize,
5262 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5264 (locator_location): New.
5265 (locator_line, locator_file): Rewrite.
5266 * rtl.h (emit_line_note): Kill.
5267 (insn_locators_alloc, insn_locators_finalize,
5268 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5270 * tree-inline.c (initialize_cfun): Do not initialize
5271 ib_boundaries_block.
5272 * passes.c (pass_insn_locators_initialize): Remove.
5274 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
5276 * tree-cfg.c (move_block_to_fn): Release bb from dominance
5277 info. Update last_basic_block correctly.
5279 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
5282 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
5283 register itself to hold the offset constant. Tell flow the use
5284 of r4 and r5 when they are used.
5286 2007-04-27 Richard Guenther <rguenther@suse.de>
5288 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
5289 if we simplified anything.
5290 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
5291 warnings until we did a simplification and the stmt was not
5292 marked as TREE_NO_WARNING.
5294 2007-04-27 Mike Stump <mrs@apple.com>
5296 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
5298 2007-04-27 Ian Lance Taylor <iant@google.com>
5301 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
5302 TYPE_MAX_VALUE exist, convert them to the new type.
5304 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5306 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
5307 if it claims to be available.
5308 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
5310 (perform_tree_ssa_dce): Always free postdominators.
5312 2007-04-27 Richard Henderson <rth@redhat.com>
5314 * config/alpha/predicates.md (aligned_memory_operand): Mark
5315 as define_special_predicate.
5316 (unaligned_memory_operand, normal_memory_operand): Likewise.
5317 (reg_or_unaligned_mem_operand): Remove.
5318 (any_memory_operand): Match the documentation and check for
5319 non-renumbered pseudos during reload.
5320 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
5321 alpha_secondary_reload_class, update to new interface, make static.
5322 Handle CQImode like HImode. Remove FP subreg check.
5323 (alpha_expand_mov): Use replace_equiv_address.
5324 (alpha_expand_mov_nobwx): Use any_memory_operand.
5325 (TARGET_SECONDARY_RELOAD): New.
5326 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
5327 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
5328 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
5329 * config/alpha/alpha.md: ... here.
5330 (RELOAD12, reloadmode): New.
5332 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
5333 Don't handle the aligned case here.
5334 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
5335 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
5336 reload_inhi_help. Don't expect a scratch register.
5337 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
5339 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
5341 2007-04-27 Richard Guenther <rguenther@suse.de>
5343 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
5345 2007-04-27 Richard Guenther <rguenther@suse.de>
5347 PR tree-optimization/30965
5348 PR tree-optimization/30978
5349 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
5350 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
5351 (find_equivalent_equality_comparison): Likewise.
5352 (simplify_cond): Likewise.
5353 (get_prop_source_stmt): New helper.
5354 (get_prop_dest_stmt): Likewise.
5355 (can_propagate_from): Likewise.
5356 (remove_prop_source_from_use): Likewise.
5357 (combine_cond_expr_cond): Likewise.
5358 (forward_propagate_comparison): New function.
5359 (forward_propagate_into_cond): Rewrite to use fold for
5361 (tree_ssa_forward_propagate_single_use_vars): Call
5362 forward_propagate_comparison to propagate comparisons.
5364 2007-04-27 Richard Guenther <rguenther@suse.de>
5366 PR tree-optimization/31715
5367 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
5368 sure to do computation on the offset in an appropriate
5371 2007-04-27 Richard Sandiford <richard@codesourcery.com>
5373 * reload.h (elimination_target_reg_p): Declare.
5374 * reload.c (find_reloads): Don't apply the reg_rtx move
5375 optimization if the SET_DEST satisfies elimination_target_reg_p.
5376 * reload1.c (elimination_target_reg_p): New function.
5377 (gen_reload): In the move/add2 fallback, make sure that op0
5378 does not overlap the destination register.
5380 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5382 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
5383 transform only GIMPLE_MODIFY_STMTs.
5384 * tree-complex.c (expand_complex_operations_1): Ditto.
5385 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
5386 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
5387 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
5389 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
5390 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
5391 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
5392 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
5393 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
5394 slpeel_add_loop_guard): Ditto.
5395 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5396 * lambda-code.c (perfect_nestify): Ditto.
5397 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
5398 before the first statement.
5399 * tree-optimize.c (execute_free_datastructures): Fix comments.
5400 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
5401 * tree-flow.h (disband_implicit_edges): Declaration removed.
5402 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
5404 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
5406 (disband_implicit_edges, has_label_p): Removed.
5407 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
5408 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
5410 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
5412 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
5413 also for COND_EXPRs.
5414 * cfgexpand.c (label_rtx_for_bb): New function.
5415 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
5416 Use label_rtx_for_bb to find the labels.
5417 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
5418 last block. Detect fallthru edges.
5420 2007-04-26 Ian Lance Taylor <iant@google.com>
5423 * reload.c (find_reloads_subreg_address): If the address was valid
5424 in the original mode but not in the new mode, reload the whole
5427 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5429 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
5430 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
5431 (cleanup_control_expr_graph): Do not invalidate dominance info.
5432 Record altered blocks.
5433 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
5434 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
5435 cleanup_tree_cfg_bb): New functions.
5436 (remove_forwarder_block): Do not maintain the worklist of blocks.
5437 Record altered blocks.
5438 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
5440 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
5441 delete_unreachable_blocks if dominators are not available.
5442 * tree-inline.c (optimize_inline_calls): Free dominance information
5444 * tree-flow.h (remove_edge_and_dominated_blocks,
5445 cfgcleanup_altered_bbs): Altered.
5446 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
5448 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
5450 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
5451 do not invalidate dominators.
5453 2007-04-26 Anatoly Sokolov <aesok@post.ru>
5455 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
5456 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
5457 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5458 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5460 2007-04-26 Steve Ellcey <sje@cup.hp.com>
5462 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
5464 2007-04-26 Richard Guenther <rguenther@suse.de>
5466 PR tree-optimization/31703
5467 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
5468 the right type for the target of the bittest.
5470 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5472 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
5473 ix86_sol10_return_in_memory.
5475 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5477 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
5480 2007-04-26 Jakub Jelinek <jakub@redhat.com>
5483 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
5485 PR tree-optimization/30558
5486 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
5487 clear this_state.prev_try.
5489 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5490 Mark Mitchell <mark@codesourcery.com>
5492 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
5493 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
5494 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
5496 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5499 * doc/invoke.texi (%:print-asm-header): Document.
5500 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
5502 (static_spec_functions): Add print-asm-header.
5503 (main): Print a banner before the --target-help linker options.
5504 (print_asm_header_spec_function): New function.
5506 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
5509 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
5510 (movsf_ie): Likewise.
5512 2007-04-25 Paolo Carlini <pcarlini@suse.de>
5514 * doc/extend.texi ([Type Traits]): Adjust per N2255.
5516 2007-04-25 Bob Wilson <bob.wilson@acm.org>
5518 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
5520 (__umodsi3, __modsi3): Likewise.
5522 2007-04-25 Dirk Mueller <dmueller@suse.de>
5524 * c-typeck.c (build_compound_expr): Annotate warning()
5525 call with OPT_Wunused_value.
5526 * tree-ssa.c (warn_uninit): Annotate warning with
5528 * c-common.c (handle_sentinel_attribute): Annotate warning
5529 call with OPT_Wattributes.
5531 2007-04-25 Thiemo Seufer <ths@mips.com>
5533 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
5535 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
5536 on to the assembler. Improve handling of -mno-mips16. Add handling
5537 of -mno-mips3d, -mno-dsp, -mno-dspr2.
5538 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
5539 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
5540 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
5542 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
5545 * config/i386/winnt.c (i386_pe_file_end): Strip only
5546 USER_LABEL_PREFIX when writing export name.
5548 2007-04-25 Richard Sandiford <richard@codesourcery.com>
5550 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
5551 sh/elf.h, vx-common.h and vxworks.h.
5552 * config/sh/sh.h: Include config/vxworks-dummy.h.
5553 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5554 (OVERRIDE_OPTIONS): Use it.
5555 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
5556 (vxworks_picreg): New pattern.
5557 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
5558 VXWORKS_OS_CPP_BUILTINS.
5559 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
5560 to their VXWORKS_* equivalents.
5561 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5562 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
5563 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
5564 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
5565 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
5566 -mrtp/-fPIC multilibs.
5567 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
5568 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
5569 (MULTILIB_OSDIRNAMES): Delete.
5571 2007-04-25 Anatoly Sokolov <aesok@post.ru>
5574 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
5576 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
5578 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
5579 rounding mode to be specified by the caller.
5580 (real_to_mpfr) Likewise.
5581 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
5582 include new arguments.
5583 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
5585 2007-04-24 Ian Lance Taylor <iant@google.com>
5587 PR tree-optimization/31605
5588 * tree-vrp.c (set_value_range): Check that min and max are not
5589 both overflow infinities.
5590 (set_value_range_to_value): New static function.
5591 (extract_range_from_binary_expr): Call set_value_range_to_value.
5592 (extract_range_from_cond_expr): Likewise.
5593 (extract_range_from_expr): Likewise.
5594 (extract_range_from_unary_expr): Likewise. Don't create a range
5595 which overflows on both sides.
5596 (vrp_meet): Check for a useless range.
5597 (vrp_visit_phi_node): If we see a constant which looks like an
5598 overflow infinity, turn off the TREE_OVERFLOW flag.
5600 2007-04-24 Ian Lance Taylor <iant@google.com>
5602 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
5604 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
5607 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
5608 diagnostic message is being built.
5609 * tree-pretty-print.c (dump_generic_node): Only write the
5610 formatted text into BUFFER's stream if we are not building a
5612 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
5614 * Makefile.in (toplev.o): Depend on tree-pass.h.
5616 2007-04-24 Ian Lance Taylor <iant@google.com>
5618 PR tree-optimization/31602
5619 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
5620 conditionals in the copied loop header.
5621 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
5622 warnings if TREE_NO_WARNING is set.
5623 * doc/invoke.texi (Warning Options): Clarify that
5624 -Wstrict-overflow does not warn about loops.
5626 2007-04-24 Janis Johnson <janis187@us.ibm.com>
5628 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
5629 expand on the comment about _Decimal128 arguments and check the
5630 integer result of the modulus operation; for 64-bit ELF ABI, ensure
5631 that _Decimal128 argument uses even/odd register pair.
5632 (function_arg): Ditto.
5634 2007-04-24 Hui-May Chang <hm.chang@apple.com>
5636 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
5637 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
5639 2007-04-24 Richard Guenther <rguenther@suse.de>
5640 Olga Golovanevsky <olga@il.ibm.com>
5642 * fold-const.c (multiple_of_p): Check for bottom
5645 2007-04-24 Richard Henderson <rth@redhat.com>
5647 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
5648 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
5649 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
5650 looking for non-zero bits shifted out. Avoid a recursive call
5651 when constructing the scalar.
5652 (__floatundisf): Likewise.
5654 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
5656 * dwarf2out.c (field_byte_offset): Move the existing logic
5657 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
5658 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
5660 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5663 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
5664 argument of 0 for memset.
5665 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
5666 unsigned shift instead of the signed variant.
5668 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5670 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
5671 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
5672 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
5673 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
5674 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5675 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
5676 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
5677 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
5678 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
5679 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
5680 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
5681 "mul<mode>3", "div<mode>3"): Insn definitions added.
5682 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
5683 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
5684 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
5685 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
5686 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
5687 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
5688 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
5689 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
5690 TARGET_FLOAT_FORMAT): Macro definitions removed.
5691 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
5692 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
5693 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
5694 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
5695 (s390_gen_rtx_const_DI): Function removed.
5696 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
5698 2007-04-24 Richard Sandiford <richard@codesourcery.com>
5700 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
5701 over an external ffs function.
5703 2007-04-24 Chao-ying Fu <fu@mips.com>
5704 Richard Sandiford <richard@nildram.co.uk>
5706 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
5707 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
5708 (smadd_widen_optab, umadd_widen_optab): Define.
5709 * optabs.c (init_optabs): Initialize smadd_widen_optab and
5711 * genopinit.c (optabs): Fill in smadd_widen_optab and
5713 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
5714 and umadd_widen_optab to implement multiply-add sequences.
5715 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
5716 (<u>maddsidi4): ...this. Extend condition to include
5717 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5718 of operand 0 to "ka" and use the three-operand form of madd<u>
5720 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
5722 * config/mips/constraints.md (ka): New register constraint.
5724 2007-04-24 Jan Hubicka <j@suse.cz>
5728 2007-04-23 Jan Hubicka <jh@suse.cz>
5729 * function.c (init_function_start): Don't init line number info.
5730 (expand_function_end): Update.
5731 (reset_block_changes, record_block_change, finalize_block_changes,
5732 check_block_change, free_block_changes): Kill.
5733 * function.h (reset_block_changes, record_block_change,
5734 finalize_block_changes, check_block_change, free_block_changes): Remove
5736 (struct function): Remove ib_boundaries_block.
5737 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5738 Use curr_insn_locator to initialize locator.
5739 (emit_line_note): Remove.
5740 * cfgexpand.c (expand_gimple_cond_expr): Update.
5741 (construct_exit_block): Likewise.
5742 (tree_expand_cfg): Initialize/finalize locators.
5743 * expr.c (expand_expr_real): Update.
5744 * cfglayout.c (line_locators_locs, line_locators_lines,
5745 file_locators_locs, file_locators_files): Remove.
5746 (set_block_levels): Move to cfgexpand.c.
5747 (insn_locators_initialize): Remove.
5748 (pass_insn_locators_initialize): Remove.
5749 (locations_locators_locs, locations_locators_vals): New static vars.
5750 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5752 (insn_locators_alloc, insn_locators_finalize,
5753 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5755 (locator_location): New.
5756 (locator_line, locator_file): Rewrite.
5757 * rtl.h (emit_line_note): Kill.
5758 (insn_locators_alloc, insn_locators_finalize,
5759 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5761 * tree-inline.c (initialize_cfun): Do not initialize
5762 ib_boundaries_block.
5763 * passes.c (pass_insn_locators_initialize): Remove.
5765 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
5767 * doc/invoke.texi: Removed leading '-' from option index entries.
5769 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
5771 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
5773 (create_phi_node): Use set_phi_nodes.
5774 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
5775 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
5776 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
5777 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
5778 (bsi_start, bsi_last): Use bb_stmt_list.
5779 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
5780 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
5781 Traverse the statements using tsi iterator.
5782 * basic-block.h (struct basic_block_def): Fields stmt_list
5783 and phi_nodes moved to ...
5784 (struct tree_bb_info): ... new structure.
5785 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
5786 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
5787 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
5788 (tree_verify_flow_info): Verify that il.tree is not set for
5789 entry and exit block.
5790 (tree_split_block): Use set_bb_stmt_list.
5792 2007-04-23 Mike Stump <mrs@apple.com>
5794 * config/i386/i386.c (ix86_tune_features
5795 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
5798 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5800 * config/i386/i386.md (prefix_extra): New attribute.
5801 (length): Add prefix_extra.
5803 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
5804 (sse2_movntv2di): Likewise.
5805 (sse2_cvtps2dq): Likewise.
5806 (sse2_cvtpd2pi): Likewise.
5807 (sse2_cvttpd2pi): Likewise.
5808 (*sse2_cvtpd2ps): Likewise.
5809 (*add<mode>3): Likewise.
5810 (sse2_ssadd<mode>3): Likewise.
5811 (sse2_usadd<mode>3): Likewise.
5812 (*sub<mode>3): Likewise.
5813 (sse2_sssub<mode>3): Likewise.
5814 (sse2_ussub<mode>3): Likewise.
5815 (*mulv8hi3): Likewise.
5816 (*smulv8hi3_highpart): Likewise.
5817 (*umulv8hi3_highpart): Likewise.
5818 (sse2_umulv2siv2di3): Likewise.
5819 (sse2_pmaddwd): Likewise.
5820 (ashr<mode>3): Likewise.
5821 (lshr<mode>3): Likewise.
5822 (ashl<mode>3): Likewise.
5823 (sse2_ashlti3): Likewise.
5824 (sse2_lshrti3): Likewise.
5825 (*umaxv16qi3): Likewise.
5826 (*smaxv8hi3): Likewise.
5827 (*uminv16qi3): Likewise.
5828 (*sminv8hi3): Likewise.
5829 (sse2_eq<mode>3): Likewise.
5830 (sse2_gt<mode>3): Likewise.
5831 (*and<mode>3): Likewise.
5832 (sse2_nand<mode>3): Likewise.
5833 (*ior<mode>3): Likewise.
5834 (*xor<mode>3): Likewise.
5835 (sse2_packsswb): Likewise.
5836 (sse2_packssdw): Likewise.
5837 (sse2_packuswb): Likewise.
5838 (sse2_punpckhbw): Likewise.
5839 (sse2_punpcklbw): Likewise.
5840 (sse2_punpckhwd): Likewise.
5841 (sse2_punpcklwd): Likewise.
5842 (sse2_punpckhdq): Likewise.
5843 (sse2_punpckldq): Likewise.
5844 (sse2_punpckhqdq): Likewise.
5845 (sse2_punpcklqdq): Likewise.
5846 (*sse2_pinsrw): Likewise.
5847 (*sse2_pextrw): Likewise.
5848 (sse2_pshufd_1): Likewise.
5849 (sse2_uavgv16qi3): Likewise.
5850 (sse2_uavgv8hi3): Likewise.
5851 (sse2_psadbw): Likewise.
5852 (sse2_pmovmskb): Likewise.
5853 (*sse2_maskmovdqu): Likewise.
5854 (*sse2_maskmovdqu_rex64): Likewise.
5855 (sse4a_extrqi): Likewise.
5856 (sse4a_extrq): Likewise.
5857 (sse3_lddqu): Set prefix_rep.
5858 (sse3_addsubv4sf3): Likewise.
5859 (sse3_haddv4sf3): Likewise.
5860 (sse3_hsubv4sf3): Likewise.
5861 (sse_cvtss2si): Likewise.
5862 (sse_cvtss2si_2): Likewise.
5863 (sse_cvtss2siq): Likewise.
5864 (sse_cvtss2siq_2): Likewise.
5865 (sse_cvttss2si): Likewise.
5866 (sse_cvttss2siq): Likewise.
5867 (sse2_cvttps2dq): Likewise.
5868 (sse3_movshdup): Likewise.
5869 (sse3_movsldup): Likewise.
5870 (sse2_cvtsd2si): Likewise.
5871 (sse2_cvtsd2si_2): Likewise.
5872 (sse2_cvtsd2siq): Likewise.
5873 (sse2_cvtsd2siq_2): Likewise.
5874 (sse2_cvttsd2si): Likewise.
5875 (sse2_cvttsd2siq): Likewise.
5876 (*sse2_cvtpd2dq): Likewise.
5877 (*sse2_cvttpd2dq): Likewise.
5878 (sse2_pshuflw_1): Likewise.
5879 (sse2_pshufhw_1): Likewise.
5880 (sse4a_insertqi): Likewise.
5881 (sse4a_insertq): Likewise.
5882 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
5883 (ssse3_phadddv4si3): Likewise.
5884 (ssse3_phaddswv8hi3): Likewise.
5885 (ssse3_phsubwv8hi3): Likewise.
5886 (ssse3_phsubdv4si3): Likewise.
5887 (ssse3_phsubswv8hi3): Likewise.
5888 (ssse3_pmaddubswv8hi3): Likewise.
5889 (ssse3_pmulhrswv8hi3): Likewise.
5890 (ssse3_pshufbv16qi3): Likewise.
5891 (ssse3_psign<mode>3): Likewise.
5892 (ssse3_palignrti): Likewise.
5893 (abs<mode>2): Likewise.
5894 (ssse3_phaddwv4hi3): Set prefix_extra.
5895 (ssse3_phadddv2si3): Likewise.
5896 (ssse3_phaddswv4hi3): Likewise.
5897 (ssse3_phsubwv4hi3): Likewise.
5898 (ssse3_phsubdv2si3): Likewise.
5899 (ssse3_phsubswv4hi3): Likewise.
5900 (ssse3_pmaddubswv4hi3): Likewise.
5901 (ssse3_pmulhrswv4hi3): Likewise.
5902 (ssse3_pshufbv8qi3): Likewise.
5903 (ssse3_psign<mode>3): Likewise.
5904 (ssse3_palignrdi): Likewise.
5905 (abs<mode>2): Likewise.
5906 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
5907 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
5908 (sse2_pmovmskb): Set mode to SI instead of V2DF.
5910 2007-04-23 Nick Clifton <nickc@redhat.com>
5912 * params.def: Fix formatting of emacs local variables.
5914 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
5916 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
5917 move if inter-unit move isn't allowed.
5918 Don't split moving the first element of V2DI to DI to inter-unit
5919 move if inter-unit move isn't allowed.
5921 2007-04-23 Richard Guenther <rguenther@suse.de>
5923 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
5924 and CDI_POST_DOMINATORS separately.
5926 2007-04-23 Nick Clifton <nickc@redhat.com>
5928 * c.opt (Wformat-contains-nul): Add warning attribute.
5930 2007-04-23 Jan Hubicka <jh@suse.cz>
5932 * function.c (init_function_start): Don't init line number info.
5933 (expand_function_end): Update.
5934 (reset_block_changes, record_block_change, finalize_block_changes,
5935 check_block_change, free_block_changes): Kill.
5936 * function.h (reset_block_changes, record_block_change,
5937 finalize_block_changes, check_block_change, free_block_changes): Remove
5939 (struct function): Remove ib_boundaries_block.
5940 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5941 Use curr_insn_locator to initialize locator.
5942 (emit_line_note): Remove.
5943 * cfgexpand.c (expand_gimple_cond_expr): Update.
5944 (construct_exit_block): Likewise.
5945 (tree_expand_cfg): Initialize/finalize locators.
5946 * expr.c (expand_expr_real): Update.
5947 * cfglayout.c (line_locators_locs, line_locators_lines,
5948 file_locators_locs, file_locators_files): Remove.
5949 (set_block_levels): Move to cfgexpand.c.
5950 (insn_locators_initialize): Remove.
5951 (pass_insn_locators_initialize): Remove.
5952 (locations_locators_locs, locations_locators_vals): New static vars.
5953 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5955 (insn_locators_alloc, insn_locators_finalize,
5956 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5958 (locator_location): New.
5959 (locator_line, locator_file): Rewrite.
5960 * rtl.h (emit_line_note): Kill.
5961 (insn_locators_alloc, insn_locators_finalize,
5962 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5964 * tree-inline.c (initialize_cfun): Do not initialize
5965 ib_boundaries_block.
5966 * passes.c (pass_insn_locators_initialize): Remove.
5968 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5971 * expr.c (reduce_to_bit_field_precision): Handle
5974 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
5976 PR tree-optimization/24659
5977 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
5978 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
5979 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
5980 * genopinit.c (optabs): Rename vec_pack_mod_optab
5981 to vec_pack_trunc_optab.
5982 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
5983 early for scalar floating point operands for NOP_EXPR.
5984 (vectorizable_type_promotion): Ditto.
5985 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
5986 vec_pack_trunc_optab.
5987 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
5989 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
5990 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
5991 Rename from VEC_PACK_MOD_EXPR.
5992 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
5993 * expr.c (expand_expr_real_1): Ditto.
5994 * tree-inline.c (estimate_num_insns_1): Ditto.
5995 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5997 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
5998 (vec_unpacks_lo_v4sf): Ditto.
5999 (vec_pack_trunc_v2df): Ditto.
6000 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
6001 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
6002 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
6004 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
6006 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
6008 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
6009 Rename from VEC_PACK_MOD_EXPR. This expression also represent
6010 packing of floating point operands.
6011 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
6012 represent unpacking of floating point operands.
6013 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
6014 [vec_unpacks_hi]: Ditto.
6015 [vec_unpacks_lo]: Ditto.
6017 2007-04-22 Jan Hubicka <jh@suse.cz>
6019 * final.c (rest_of_handle_final): Call
6020 targetm.asm_out.constructor/targetm.asm_out.destructor
6021 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
6022 proper priority via decl_*_priority_insert.
6023 * c-common.c (c_expand_body): Likewise.
6025 2007-04-22 Richard Guenther <rguenther@suse.de>
6027 PR tree-optimization/29789
6028 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
6029 (rewrite_reciprocal): New helper split out from
6030 determine_invariantness_stmt.
6031 (rewrite_bittest): Likewise.
6032 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
6033 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
6036 2007-04-22 Revital Eres <eres@il.ibm.com>
6038 * loop-unroll.c (var_to_expand): New field to support also
6039 insns of the form x = something + x.
6040 (analyze_insn_to_expand_var): Use it.
6041 (expand_var_during_unrolling): Likewise.
6043 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6045 * predict.c: Include pointer-set.h.
6046 (bb_predictions): New variable.
6047 (tree_predicted_by_p, tree_predict_edge,
6048 remove_predictions_associated_with_edge): Use bb_predictions map
6049 instead of bb->predictions.
6050 (clear_bb_predictions, assert_is_empty): New functions.
6051 (combine_predictions_for_bb): Use bb_predictions map. Call
6052 clear_bb_predictions.
6053 (tree_estimate_probability): Create and free bb_predictions map.
6054 * Makefile.in (predict.o): Add pointer-set.h dependency.
6055 * basic-block.h (struct basic_block_def): Remove predictions
6057 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
6059 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
6062 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
6065 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6067 * timevar.c (timevar_print): Change reference of --disable-checking to
6068 --enable-checking=release. Also warn if assert checking is disabled.
6070 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6073 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
6074 decl as addressable if the compound literal was marked as
6076 Mark the decl as a gimple register if it is a complex or
6077 vector decl and does not live in memory.
6079 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6081 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
6082 (GENERIC_NEXT): New function macro.
6083 (PHI_CHAIN): Use phi_node's new chain variable.
6084 (tree_phi_node): Change tree_common to tree_base
6085 and add the chain field.
6086 * tree-phinodes.c (make_phi_node): Don't set
6087 TREE_TYPE on the new node.
6088 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
6089 instead of checking GIMPLE_TUPLE_P in chain_next.
6090 * tree-vect-transform.c
6091 (get_initial_def_for_induction): Look at
6092 PHI_RESULT_TREE for the type of the phi node.
6093 (update_vuses_to_preheader): Use PHI_CHAIN
6094 instead of TREE_CHAIN on the phi node.
6095 * tree-ssa-structalias.c (compute_points_to_sets):
6097 (ipa_pta_execute): Likewise.
6099 2007-04-21 Richard Guenther <rguenther@suse.de>
6102 * fold-const.c (fold_unary): Call fold_convert_const on the
6105 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
6107 * gcse.c (store_killed_in_insn): Handle PARALLELs.
6108 (store_killed_in_pat): New.
6110 2007-04-20 Richard Henderson <rth@redhat.com>
6113 * config/i386/i386.c (type_has_variadic_args_p): Look for any
6114 TREE_LIST with a void_type_node value, not void_list_node exactly.
6116 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
6118 * doc/standards.texi: Re-arrange into language-specific
6119 subsections. Add a C++ section, documenting which standards we
6122 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6124 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
6125 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
6127 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
6129 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
6130 ecrti.o and crtbegin.o.
6131 (LIB_DEFAULT_SPEC): Include -lc.
6132 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
6134 2007-04-20 Richard Henderson <rth@redhat.com>
6137 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
6138 argument; update all callers.
6139 (get_unaligned_offset): New.
6140 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
6141 get_unaligned_address, just pass on the address directly.
6142 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
6143 the subreg in the helper patterns.
6144 (unaligned_extendqidi_le): Use get_unaligned_offset.
6145 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
6146 (unaligned_extendhidi_be): Likewise.
6147 (unaligned_extendhidi): Tidy.
6148 * config/alpha/alpha-protos.h: Update.
6150 2007-04-20 Richard Henderson <rth@redhat.com>
6152 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
6153 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
6154 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
6155 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6156 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6157 (CPP_SPEC): Don't include %(cpp_subtarget).
6158 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
6159 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6160 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
6162 2007-04-20 Jakub Jelinek <jakub@redhat.com>
6164 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
6165 for __builtin_ia32_cmpordss.
6167 PR tree-optimization/31632
6168 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6169 and arg1 for optimizations of comparison against min/max values.
6170 Fold arg0 to arg1's type for optimizations of comparison against
6171 min+1 and max-1 values.
6173 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
6175 * reload.c (combine_reloads): When trying to use a dying register,
6176 check whether it's uninitialized and don't use if so.
6178 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
6180 * fold-const.c: Remove prototypes for native_encode_expr and
6181 native_interpret_expr.
6182 (native_encode_expr): Make non-static.
6183 (native_interpret_expr): Likewise.
6184 * tree.h: Add prototypes for the above.
6186 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6188 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
6189 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
6190 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
6191 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
6192 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
6193 Add length attributes.
6195 2007-04-19 Janis Johnson <janis187@us.ibm.com>
6197 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
6200 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
6201 __STDC_WANT_DEC_FP__.
6203 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6205 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
6206 for long double compatibility.
6207 * configure: Regenerate.
6209 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
6211 PR rtl-optimization/29841
6212 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
6214 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
6215 that may cause control flow transfer from being moved.
6217 2007-04-18 Jan Hubicka <jh@suse.cz>
6219 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
6222 2007-04-18 Eric Christopher <echristo@apple.com>
6224 * config/rs6000/darwin.md (load_macho_picbase): Use link register
6225 only. Update operands.
6226 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
6227 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
6228 link register to pic register.
6230 2007-04-18 Dirk Mueller <dmueller@suse.de>
6233 * tree-vrp.c (search_for_addr_array): New.
6234 (check_array_bounds): Suppress warning about
6235 address taken of array refs if its not de-referenced.
6237 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6239 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
6240 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
6242 * tree-vectorizer.h (NITERS_KNOWN_P): New.
6243 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
6244 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
6246 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
6248 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
6250 (vect_analyze_scalar_cycles): Fix indentation.
6251 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
6252 (vect_mark_relevant): Include phis in relevance analysis.
6254 * tree-vect-transform.c (vect_transform_loop): Add an assert.
6256 2007-04-18 Anatoly Sokolov <aesok@post.ru>
6258 * config/avr/avr.c (ptrreg_to_str): Replace error() with
6259 output_operand_lossage().
6261 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6263 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
6264 the unused code for reduction without adjust-in-epilog to simplify the
6267 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
6269 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
6270 (S390_TDC_NEGATIVE_ZERO): New constant.
6271 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
6272 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
6273 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
6274 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
6275 (S390_TDC_POSITIVE_INFINITY): New constant.
6276 (S390_TDC_NEGATIVE_INFINITY): New constant.
6277 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
6278 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
6279 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
6280 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
6281 (S390_TDC_INFINITY): New constant.
6282 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
6283 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
6284 optimization for UNSPEC_CCZ_TO_INT.
6285 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
6286 ("*ccz_to_int"): New insn.
6287 ("isinf<mode>2"): New insn.
6288 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
6289 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
6290 (UNSPEC_CCZ_TO_INT): New constant.
6292 2007-04-18 Richard Guenther <rguenther@suse.de>
6294 PR tree-optimization/19431
6295 PR tree-optimization/21463
6296 * tree-pass.h (pass_phiprop): Declare.
6297 * passes.c (init_optimization_passes): New phiprop pass.
6298 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
6299 (phivn_valid_p): New helper function.
6300 (phiprop_insert_phi): Likewise.
6301 (propagate_with_phi): Likewise.
6302 (tree_ssa_phiprop): New propagator propagating loads
6303 through phi nodes if profitable.
6305 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6307 * tree-vect-analyze.c (process_use): New function.
6308 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
6309 Check phis in all bbs.
6310 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
6313 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6315 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
6318 2007-04-17 Anatoly Sokolov <aesok@post.ru>
6321 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
6324 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
6326 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
6328 (sse_vmmulv4sf3): Likewise.
6329 (sse2_vmaddv2df3): Likewise.
6330 (sse2_vmmulv2df3): Likewise.
6332 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
6334 PR rtl-optimization/31360
6335 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
6336 (target_reg_cost): New.
6337 (init_set_costs): Initialize target_reg_cost. Add comments
6338 regarding the rationale of the costs.
6339 (global_cost_for_size): Renamed to...
6340 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
6341 of register pressure.
6342 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
6343 estimate_reg_pressure_cost. Add number of ivs.
6344 (determine_set_costs): Dump target_reg_cost.
6345 * loop-invariant.c (gain_for_invariant): Use
6346 estimate_reg_pressure_cost. Removed n_inv_uses argument.
6347 (best_gain_for_invariant, find_invariants_to_move): Remove
6349 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
6350 (target_reg_cost): Declare.
6351 (global_cost_for_size): Declaration removed.
6352 (estimate_reg_pressure_cost): Declare.
6354 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
6356 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
6357 regnos into even/odd register pairs.
6358 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
6359 TDmode similar to the other floating point modes.
6360 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
6361 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
6363 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
6364 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
6365 (movdd_hardfloat64): Use TARGET_MFPGPR.
6367 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
6369 * reload1.c (delete_output_reload): Don't count output in n_inherited.
6372 2005-01-05 Richard Henderson <rth@redhat.com>
6374 * reload1.c (do_input_reload): Restrict the optimization deleteing
6375 a previous output reload to RELOAD_FOR_INPUT.
6377 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
6379 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
6380 induc_vec_info_type.
6381 (vectorizable_induction): New function declaration.
6382 * tree-vect-transform.c (get_initial_def_for_induction): No need to
6383 check if already vectorized. Find first place in BB where new stmts
6384 can be inserted. Takes only one argument.
6385 (vectorizable_induction): New function.
6386 (vect_transform_stmt): Add case for induc_vec_info_type to call
6387 vectorizable_induction.
6388 (vect_transform_loop): Consider phis for vectorization.
6389 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
6391 (analyze_operations): Call vectorizable_induction when analyzing phis.
6393 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
6394 (vect_mark_relevant): Include phis in relevance analysis.
6395 (vect_mark_stmts_to_be_vectorize): Likewise.
6396 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
6398 2007-04-16 Lawrence Crowl <crowl@google.com>
6400 * doc/invoke.texi (Debugging Options): Add documentation for the
6401 -femit-struct-debug options -femit-struct-debug-baseonly,
6402 -femit-struct-debug-reduced, and
6403 -femit-struct-debug-detailed[=...].
6405 * c-opts.c (c_common_handle_option): Add
6406 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
6407 and OPT_femit_struct_debug_detailed_.
6408 * c.opt: Add specifications for
6409 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
6410 and -femit-struct-debug-detailed[=...].
6411 * opts.c (set_struct_debug_option): Parse the
6412 -femit-struct-debug-... options.
6413 * opts.c (matches_main_base, main_input_basename,
6414 main_input_baselength, base_of_path, matches_main_base): Add
6415 variables and functions to compare header base name to compilation
6417 * opts.c (should_emit_struct_debug): Add to determine to emit a
6418 structure based on the option.
6419 (dump_struct_debug) Also disabled function to debug this
6421 * opts.c (handle_options): Save the base name of the
6424 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
6425 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
6426 This hook indicates if a type is generic. Set it by default
6428 * langhooks.h (struct lang_hooks_for_types): Add a new hook
6429 to determine if a struct type is generic or not.
6430 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
6431 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
6432 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
6435 * flags.h (enum debug_info_usage): Add an enumeration to describe
6436 a program's use of a structure type.
6437 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
6438 to indicate the program's usage of the type. Filter structs based
6439 on the -femit-struct-debug-... specification.
6440 (gen_type_die): Split into two routines, gen_type_die and
6441 gen_type_die_with_usage. gen_type_die is now a wrapper
6442 that assumes direct usage.
6443 (gen_type_die_with_usage): Replace calls to gen_type_die
6444 with gen_type_die_with_usage adding the program usage of
6445 the referenced type.
6446 (dwarf2out_imported_module_or_decl): Suppress struct debug
6447 information using should_emit_struct_debug when appropriate.
6449 2007-04-16 Ian Lance Taylor <iant@google.com>
6451 PR tree-optimization/31522
6452 * tree-vrp.c (vr_phi_edge_counts): New static variable.
6453 (vrp_initialize): Allocate vr_phi_edge_counts.
6454 (vrp_visit_phi_node): Don't push to infinity if we saw a new
6455 executable edge. Drop test for all constants.
6456 (vrp_finalize): Free vrp_phi_edge_counts.
6458 * doc/cpp.texi (Common Predefined Macros): Clarify description of
6459 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6461 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
6462 predecessors at head rather than tail.
6464 2007-04-16 Matthias Klose <doko@debian.org>
6466 * config/alpha/linux.h (CPP_SPEC): Define.
6467 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
6469 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
6471 * function.h: Remove sequence_stack extern declaration.
6473 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6475 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
6477 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
6480 2007-04-16 Anatoly Sokolov <aesok@post.ru>
6482 * config/avr/avr.c (avr_arch_types): Rearranging array.
6483 (enum avr_arch): Add.
6484 (avr_mcu_types): Use avr_arch enumeration constants instead of
6486 * config/avr/avr.h (LINK_SPEC): Simplify.
6488 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6490 * config/m68k/m68k.c (m68k_libcall_value,
6491 m68k_function_value): Use macros for register names more.
6493 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
6495 (M68K_REGNAME): Use A6_REG.
6496 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
6498 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6501 * sched-int.h (struct deps): Split field 'pending_lists_length' into
6502 'pending_read_list_length' and 'pending_write_list_length'. Update
6504 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
6505 to handle two length counters instead of one. Update all uses.
6506 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
6507 two length counters instead of one.
6508 * sched-rgn.c (propagate_deps): Update to handle two length counters
6511 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
6514 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
6515 copy of source, pass it to ix86_expand_vector_set and return
6518 2007-04-16 David Ung <davidu@mips.com>
6519 Joseph Myers <joseph@codesourcery.com>
6521 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
6522 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
6523 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6524 Add 74K processor information.
6525 * config/mips/mips.md: Include 74k.md.
6526 (cpu): Add 74kc,74kf,74kx.
6527 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
6528 * config/mips/74k.md: New.
6529 * doc/invoke.texi (MIPS Options): Document 74K support.
6531 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
6533 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
6534 vectorizable_* functions.
6535 * tree-vect-transform.c (vectorizable_call): Add check for
6536 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
6537 (vectorizable_store): likewise.
6538 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
6540 (vectorizable_operation, vectorizable_type_demotion): Likewise.
6541 (vectorizable_type_promotion, vectorizable_load): Likewise.
6542 (vectorizable_live_operation, vectorizable_condition): Likewise.
6543 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
6545 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
6547 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6549 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
6550 register numbers more.
6551 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
6552 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
6553 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
6554 FUNCTION_VALUE_REGNO_P): Likewise.
6555 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
6556 STATIC_CHAIN_REGNUM): Likewise.
6557 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
6558 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
6559 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
6560 * config/m68k/m68k.md (FP_REG): New.
6562 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6564 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
6567 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6569 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
6570 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
6573 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6575 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
6578 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6581 * c-decl.c (finish_decl): Grab the type of the decl after the call
6582 to store_init_value.
6584 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
6586 * common.opt (fforward-propagate): Fix "Optimization" annotation.
6588 2007-04-14 Jakub Jelinek <jakub@redhat.com>
6591 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
6592 post dominators and cleanup cfg before returning.
6594 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
6596 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
6597 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
6599 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
6601 * config.gcc: Recognize fido.
6602 * config/m68k/m68k-devices.def (fidoa): New.
6603 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
6605 (FL_FIDOA, TARGET_FIDOA): New.
6606 * config/m68k/m68k.opt (mfidoa): New.
6608 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6611 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
6612 when a personality function is used.
6614 2007-04-13 Bob Wilson <bob.wilson@acm.org>
6616 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
6618 2007-04-13 Mike Stump <mrs@apple.com>
6620 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
6622 * config/darwin.opt (fapple-kext): Make C++ only.
6623 * config/darwin.c (darwin_override_options): Remove code to ensure
6624 -fapple-kext is given for C++ only.
6626 2007-04-13 Richard Sandiford <richard@codesourcery.com>
6628 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
6629 * config/mips/mips.c (override_options): Call
6630 SUBTARGET_OVERRIDE_OPTIONS, if defined.
6632 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6634 * config/i386/i386.opt (msvr3-shlib): Removed.
6636 * doc/invoke.texi: Remove -msvr3-shlib.
6638 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6640 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
6641 with "popcnt" instruction.
6643 2007-04-13 Richard Guenther <rguenther@suse.de>
6645 PR tree-optimization/21258
6646 * tree-vrp.c (compare_case_labels): New helper.
6647 (find_switch_asserts): New function.
6648 (find_assert_locations): Call it for SWITCH_EXPRs.
6650 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
6652 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
6653 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
6654 check is now implied in X87_FLOAT_MODE_P.
6655 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6656 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6657 (fix_trunc<mode>_i386_fisttp): Ditto.
6658 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6659 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6660 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6661 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6662 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6663 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6664 (unnamed_splitters): Ditto.
6665 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
6666 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
6667 FIRST_SSE_REG for local functions when SSE math is enabled or
6668 for functions with sseregparm attribute.
6669 (standard_80387_constant_p): Return -1 if mode is not
6671 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
6672 (ix86_expand_compare): Ditto.
6673 (ix86_expand_carry_flag_compare): Ditto.
6674 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
6675 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
6676 DECIMAL_FLOAT_MODE_P.
6677 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
6678 of SCALAR_FLOAT_MODE_P.
6679 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
6680 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
6681 checks before FLOAT_MODE_P.
6682 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
6683 before FLOAT_MODE_P.
6688 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
6690 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
6691 Charles Wilson <libtool@cwilson.fastmail.fm>
6693 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
6694 (libgcc.mvars): Don't depend on them.
6695 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
6696 * exec-tool.in: New.
6698 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
6700 * doc/invoke.text (--help): Document --help=common.
6702 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
6704 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
6706 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6708 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
6709 * genemit.c (main): Emit #include "integrate.h".
6710 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
6711 (LOADGP_RTP): New mips_loadgp_style.
6712 * config/mips/mips.h: Include config/vxworks-dummy.h.
6713 (TARGET_RTP_PIC): New macro.
6714 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
6715 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
6716 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
6718 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
6719 -mvxworks-pic when using -mrtp and a PIC option.
6720 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
6722 (mips_symbolic_constant_p, mips_symbolic_address_p)
6723 (mips_symbol_insns): Handle SYMBOL_HALF.
6724 (override_options): Warn about -G and -mrtp being used together.
6725 Initialize mips_lo_relocs[SYMBOL_HALF].
6726 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
6727 (mips_emit_loadgp): Handle LOADGP_RTP.
6728 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
6729 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
6730 (tablejump): Handle function-relative case table entries if
6732 * config/mips/predicates.md (symbol_ref_operand): New predicate.
6734 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6736 * config/mips/mips.md (load_call<mode>): Allow any general register.
6738 (sibcall_value_internal, sibcall_value_multiple_internal)
6739 (call_value_internal, call_value_split, call_value_multiple_internal)
6740 (call_value_multiple_split): Remove constraints from operand 0.
6742 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6744 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
6745 rather than loadgp_noshared.
6746 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
6747 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
6749 * config/mips/mips.md (loadgp): Rename to...
6750 (loadgp_newabi): ...this.
6751 (loadgp_noshared): Rename to...
6752 (loadgp_absolute): ...this.
6754 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6756 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
6757 false for locally-binding symbols.
6758 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
6760 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6762 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
6763 (SYMBOL_GOT_PAGE_OFST): ...this.
6764 (SYMBOL_GOT_GLOBAL): Rename to...
6765 (SYMBOL_GOT_DISP): ...this.
6766 (SYMBOL_GOTOFF_GLOBAL): Rename to...
6767 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
6768 * config/mips/mips.c (mips_global_symbol_p): New function.
6769 (mips_symbol_binds_local_p): Likewise.
6770 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
6771 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
6772 and mips_symbol_binds_local_p.
6773 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
6774 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
6775 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
6777 (mips_ok_for_lazy_binding_p): New function.
6778 (mips_load_call_address, mips_expand_call): Use it.
6779 (mips_dangerous_for_la25_p): Likewise.
6780 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
6781 (*got_disp<mode>): Use got_disp_operand instead of
6782 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
6783 SYMBOL_GOTOFF_GLOBAL.
6784 (*got_page<mode>): Use got_page_ofst_operand instead of
6786 * config/mips/predicates.md (const_call_insn_operand): Use
6787 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
6788 (global_got_operand): Rename to...
6789 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
6791 (local_got_operand): Rename to...
6792 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
6793 of SYMBOL_GOT_LOCAL.
6795 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6797 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
6798 TARGET_CALL_CLOBBERED_GP.
6799 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6800 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
6801 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
6802 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
6803 of TARGET_ABICALLS && !TARGET_NEWABI.
6804 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6805 * config/mips/mips.c (mips_load_call_address): Check
6806 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6807 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6808 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
6809 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
6810 TARGET_ABICALLS && TARGET_NEWABI.
6811 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
6813 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
6814 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
6815 TARGET_ABICALLS && TARGET_NEWABI.
6816 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
6817 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
6818 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
6819 whether indirect calls must use $25.
6820 (mips_extra_live_on_entry): Check TARGET_GOT instead of
6822 * config/mips/mips.md (jal_macro): Check flag_pic and
6823 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
6824 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
6825 instead of TARGET_ABICALLS.
6826 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
6827 TARGET_ABICALLS && TARGET_OLDABI.
6828 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
6829 (sibcall): In the comment above the define_insn, mention
6830 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
6831 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
6832 instead of TARGET_ABICALLS.
6834 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
6836 * doc/md.texi (Blackfin family constraints): Document PA and PB.
6837 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
6838 (MACFLAGS_MATCH_P): New macro.
6839 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
6840 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
6841 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
6842 the other MACFLAG constants.
6843 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
6844 (flag_machi): Tighten constraints. Renumber some of the operands.
6845 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
6847 (flag_machi_parts_acconly): New pattern.
6848 (flag_macinithi): Tighten constraints. Allow any accumulator to be
6850 (flag_macinit1hi): Tighten constraints.
6851 (flag_mul_macv2hi_parts_acconly): New pattern.
6853 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
6854 Use a more efficient implementation.
6855 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
6856 inline sequences when not optimizing for size.
6858 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
6859 movhi_high2low): Delete, merge functionality into...
6860 (packv2hi): ... this pattern.
6862 2007-02-11 Jie Zhang <jie.zhang@analog.com>
6863 * config/bfin/bfin.opt (msim): New option.
6864 (mcpu=): New option.
6865 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
6866 (bfin_cpu_t): Typedef of enum bfin_cpu.
6867 (bfin_cpu_type): New declaration.
6868 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
6869 -msim and -mcpu= options.
6870 (LIB_SPEC): Likewise.
6871 * config/bfin/bfin.c (bfin_cpu_type): Define.
6872 (bfin_handle_option): Handle -mcpu= option.
6873 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
6874 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
6875 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
6877 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6879 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
6880 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
6881 (powerpc-wrs-vxworksae): Use ${tm_file}.
6882 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
6883 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
6884 * config/i386/vx-common.h: New file.
6886 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6888 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
6891 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
6893 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
6896 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
6900 * c-common.c (c_build_qualified_type): Set canonical type
6903 2007-04-12 Richard Guenther <rguenther@suse.de>
6905 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
6906 lower bound and element size if lower bound is not zero
6907 or either of the ARRAY_REF operands is set.
6909 2007-04-12 Richard Guenther <rguenther@suse.de>
6911 PR tree-optimization/24689
6912 PR tree-optimization/31307
6913 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
6915 * gimplify.c (canonicalize_addr_expr): To be consistent with
6916 gimplify_compound_lval only set operands two and three of
6917 ARRAY_REFs if they are not gimple_min_invariant. This makes
6918 it never at this place.
6919 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6921 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6923 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
6924 null before emitting a .nsubspa directive.
6926 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6928 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
6929 need_to_partition_p if there are no memory statements in the
6932 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6934 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
6935 (gcd_of_steps_may_divide_p): New function.
6936 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
6938 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6940 * reload.c (find_reloads_toplev, find_reloads_address,
6941 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
6942 not a pointer equality test, to decide if we need to call
6943 push_reg_equiv_alt_mem.
6945 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
6947 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
6948 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
6949 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
6951 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6953 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
6954 vector to be positive.
6956 2007-04-11 Diego Novillo <dnovillo@redhat.com>
6960 * doc/invoke.texi: Document --params max-aliased-vops and
6962 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
6963 debug_memory_partitions): Move to tree-flow.h
6964 * params.h (AVG_ALIASED_VOPS): Define.
6965 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
6967 (mp_info_t): Likewise.
6968 (get_mem_sym_stats_for): New.
6969 (set_memory_partition): Move from tree-flow-inline.h.
6970 (mark_non_addressable): Only clear the set of symbols for the
6971 partition if it exists.
6972 (dump_memory_partitions): Move from tree-ssa-operands.c
6973 (debug_memory_partitions): Likewise.
6974 (need_to_partition_p): New.
6975 (dump_mem_ref_stats): New.
6976 (debug_mem_ref_stats): New.
6977 (dump_mem_sym_stats): New.
6978 (debug_mem_sym_stats): New.
6979 (update_mem_sym_stats_from_stmt): New.
6980 (compare_mp_info_entries): New.
6981 (mp_info_cmp): Call it.
6982 (sort_mp_info): Change argument to a list of mem_sym_stats_t
6984 (get_mpt_for): Move from tree-ssa-operands.c.
6985 (find_partition_for): New.
6986 (create_partition_for): Remove.
6987 (estimate_vop_reduction): New.
6988 (update_reference_counts): New.
6989 (build_mp_info): New.
6990 (compute_memory_partitions): Refactor.
6991 Document new heuristic.
6992 Call build_mp_info, update_reference_counts,
6993 find_partition_for and estimate_vop_reduction.
6994 (compute_may_aliases): Populate virtual operands before
6995 calling debugging dumps.
6996 (delete_mem_sym_stats): New.
6997 (delete_mem_ref_stats): New.
6998 (init_mem_ref_stats): New.
6999 (init_alias_info): Call it.
7000 (maybe_create_global_var): Remove alias_info argument.
7001 Get number of call sites and number of pure/const call sites
7002 from gimple_mem_ref_stats().
7003 (dump_alias_info): Call dump_memory_partitions first.
7004 (dump_points_to_info_for): Show how many times a pointer has
7006 * opts.c (decode_options): For -O2 set --param
7007 max-aliased-vops to 500.
7008 For -O3 set --param max-aliased-vops to 1000 and --param
7009 avg-aliased-vops to 3.
7010 * fortran/options.c (gfc_init_options): Remove assignment to
7012 * tree-flow-inline.h (gimple_mem_ref_stats): New.
7013 * tree-dfa.c (dump_variable): Dump memory reference
7015 Dump NO_ALIAS* settings.
7016 (referenced_var_lookup): Tidy.
7017 (mem_sym_stats): New.
7018 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
7019 and ORIG are different SSA names for a memory partition.
7020 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
7021 * tree-flow.h (struct mem_sym_stats_d): Define.
7022 (mem_sym_stats_t): Define.
7023 (struct mem_ref_stats_d): Define.
7024 (struct gimple_df): Add field mem_ref_stats.
7025 (enum noalias_state): Define.
7026 (struct var_ann_d): Add bitfield noalias_state.
7027 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
7028 debug_mem_ref_stats, debug_memory_partitions,
7029 debug_mem_sym_stats): Declare.
7030 * tree-ssa-structalias.c (update_alias_info): Update call
7031 sites, pure/const call sites and asm sites in structure
7032 returned by gimple_mem_ref_stats.
7033 Remove local variable IS_POTENTIAL_DEREF.
7034 Increase NUM_DEREFS if the memory expression is a potential
7036 Call update_mem_sym_stats_from_stmt.
7037 If the memory references memory, call
7038 update_mem_sym_stats_from_stmt for all the direct memory
7039 symbol references found.
7040 (intra_create_variable_infos): Set noalias_state field for
7041 pointer arguments according to the value of
7042 flag_argument_noalias.
7043 * tree-ssa-structalias.h (struct alias_info): Remove fields
7044 num_calls_found and num_pure_const_calls_found.
7045 (update_mem_sym_stats_from_stmt): Declare.
7046 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
7047 Set default value to 100.
7048 (PARAM_AVG_ALIASED_VOPS): Define.
7050 2007-04-11 Richard Guenther <rguenther@suse.de>
7053 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
7054 a * -b + c as c - a * b if we honor sign dependent rounding.
7056 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7058 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
7060 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
7061 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
7063 (initialize_trampoline): Don't use old-style function definition.
7064 (bfin_secondary_reload): Mark IN_P argument as unused.
7066 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
7068 PR tree-optimization/31343
7069 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
7070 (build_polynomial_chrec): Return a scalar when the evolution is zero.
7071 * testsuite/gcc.dg/vect/pr31343.c: New.
7073 2007-04-10 Eric Christopher <echristo@apple.com>
7075 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
7076 * config/i386/i386.md (*cmpfp0): Use.
7077 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7078 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7079 (fix_trunc<mode>_i386_fisttp): Ditto.
7080 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7081 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7082 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7083 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7084 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7085 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7086 (unnamed_splitters): Ditto.
7087 * config/i386/i386.c (output_fix_trunc): Assert that
7088 we're not being passed a TFmode operand.
7090 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
7092 PR tree-optimization/31526
7093 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
7094 n_basic_blocks to find newly added blocks.
7096 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
7098 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
7100 (fix_trunc<mode>si_sse): Ditto.
7101 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
7102 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
7103 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
7104 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
7105 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
7106 expander using SSEMODEF mode macro.
7107 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
7108 expander using SSEMODEF mode macro.
7109 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
7110 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
7111 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
7112 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
7113 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
7114 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
7115 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
7116 Macroize insn using X87MODEF mode macro.
7118 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
7120 * config/i386/sse.md (sse2_pinsrw): Removed.
7121 (sse2_pextrw): Renamed to ...
7122 (*sse2_pextrw): This.
7124 2007-04-09 Jan Hubicka <jh@suse.cz>
7127 * config/i386/sse.md
7128 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
7129 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
7130 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
7131 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
7133 2007-04-09 Jan Hubicka <jh@suse.cz>
7135 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
7136 multiple fields of union.
7138 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
7140 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
7141 (create_preheaders): Check that loops are available.
7142 (fix_loop_structure): Clean up, improve comments.
7143 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
7144 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
7146 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
7147 * predict.c (tree_estimate_probability): Do not call
7148 calculate_dominance_info. Call create_preheaders.
7149 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
7150 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
7152 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
7153 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
7154 * tree-cfg.c (tree_split_edge): Make an assert more precise.
7155 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
7158 2007-04-08 Jan Hubicka <jh@suse.cz>
7160 * tree.h (maybe_fold_offset_to_component_ref): Declare.
7161 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
7162 * fold-const.c (fold_unary): Use it.
7164 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7166 * varasm.c (assemble_variable): Remove call to
7167 lang_hooks.decls.prepare_assemble_variable.
7168 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
7169 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
7170 * langhooks.h (lang_hooks_for_decls): Remove
7171 prepare_assemble_variable.
7173 2007-04-08 Mike Stump <mrs@apple.com>
7175 * config/i386/i386.c: Use inc/dec on Core2.
7177 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
7179 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
7180 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7181 lhd_tree_inlining_end_inlining): Remove.
7182 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
7183 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
7185 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
7186 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7187 lhd_tree_inlining_end_inlining): Remove prototypes.
7188 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
7189 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
7190 LANG_HOOKS_TREE_INLINING_START_INLINING,
7191 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
7193 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
7196 2007-04-08 Anatoly Sokolov <aesok@post.ru>
7199 * config/avr/predicates.md (io_address_operand): Delete predicate.
7200 (low_io_address_operand): Don't use 'mode' argument.
7201 (higth_io_address_operand): Rename ...
7202 (high_io_address_operand): ... to this. Don't use 'mode' argument.
7203 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
7206 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
7208 Revert change removing staticp.
7210 2007-04-07 Anatoly Sokolov <aesok@post.ru>
7213 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
7216 2007-04-07 Bruce Korb <bkorb@gnu.org>
7218 * c.opt: Add -Wformat-contains-nul.
7219 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
7221 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
7222 the NUL byte warning.
7224 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
7226 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
7228 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7230 * tree.c (staticp): No longer use staticp langhook.
7231 * langhooks.c (lhd_staticp): Removed.
7232 * langhooks.h (struct lang_hooks): Remove staticp.
7233 * c-common.c (c_staticp): Remove.
7234 * c-common.h (c_staticp): Ditto.
7235 * langhooks-defs.h (lhd_staticp): Ditto.
7236 (LHD_HOOKS_STATICP): Ditto
7237 * tree.h (gcc_assert_lowered): New macro.
7239 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
7241 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
7242 argument "reliable".
7243 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
7244 Add argument "reliable". Propagate it through calls.
7245 (infer_loop_bounds_from_undefined): Derive number of iterations
7246 estimates from references in blocks that do not dominate loop latch.
7247 (gcov_type_to_double_int): New function.
7248 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
7249 and expected_loop_iterations_unbounded.
7250 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
7251 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
7252 * tree-data-ref.c (estimated_loop_iterations): Export.
7253 (get_references_in_stmt): Fix -- do not return addresses of local
7255 * cfgloop.h (expected_loop_iterations_unbounded,
7256 estimated_loop_iterations): Declare.
7258 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7260 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7262 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7264 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
7265 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
7266 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
7267 Use output_387_reg_move().
7268 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
7269 expander using X87MODEF12 mode macro.
7270 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
7271 choosing register preferences. Use output_387_reg_move().
7272 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
7273 instead of "x". Use output_387_reg_move().
7274 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
7275 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
7276 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
7277 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
7278 Use output_387_reg_move().
7279 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
7281 (*truncxf?f_i387 splitter): Ditto.
7283 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7285 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7286 LANG_HOOKS_SAFE_FROM_P.
7287 * expr.c (safe_from_p): Remove langhook call.
7288 * langhooks.h (lang_hooks): Remove safe_from_p.
7289 (lhd_safe_from_p): Remove prototype.
7290 * langhooks.c (lhd_safe_from_p): Remove.
7292 2007-04-06 Jan Hubicka <jh@suse.cz>
7294 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
7297 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7299 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
7300 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
7301 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
7302 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
7304 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
7305 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
7307 2007-04-05 Richard Henderson <rth@redhat.com>
7309 * config/alpha/alpha.c (print_operand) [+]: Remove.
7310 (alpha_end_function): Print nop if call at end of function.
7311 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
7312 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
7313 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
7314 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
7315 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
7316 the call pattern. Update peepholes to match.
7318 2007-04-05 Janis Johnson <janis187@us.ibm.com>
7320 * doc/extend.texi (Other Builtins): Add decimal float variants
7322 * builtins.def: Ditto.
7323 * builtins.c (expand_builtin): Ditto.
7325 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
7326 H.J. Lu <hongjiu.lu@intel.com>
7329 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
7330 of V8HImode when calling ix86_binary_operator_ok.
7331 (sse2_pmaddwd): Call ix86_binary_operator_ok.
7332 (sdot_prodv8hi): Operands 1 and 2 must be register.
7334 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7336 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7337 initialize align to silence bogus warning.
7339 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7342 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7344 (struct sra_walk_fns): Remove use_all parameter from use.
7345 (sra_hash_tree): Handle BIT_FIELD_REFs.
7346 (sra_elt_hash): Don't hash bitfld blocks.
7347 (sra_elt_eq): Skip them in parent compares as well. Handle
7349 (sra_walk_expr): Don't maintain or pass down use_all_p.
7350 (scan_use): Remove use_all parameter.
7351 (scalarize_use): Likewise. Re-expand assignment to
7352 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7353 output, and re-scalarize after output. Don't mark anything
7355 (scalarize_ldst): Adjust.
7356 (scalarize_walk_gimple_modify_statement): Likewise.
7357 (build_element_name_1): Handle BIT_FIELD_REFs.
7358 (instantiate_element): Don't warn for any element whose parent
7360 (instantiate_missing_elements_1): Return the sra_elt.
7361 (canon_type_for_field): New.
7362 (try_instantiate_multiple_fields): New.
7363 (instantiate_missing_elemnts): Use them.
7364 (mark_no_warning): Removed.
7365 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7366 (REPLDUP, sra_build_elt_assignment): New.
7367 (generate_copy_inout): Use them.
7368 (generate_element_copy): Likewise. Handle bitfld differences.
7369 (generate_element_zero): Don't recurse for blocks. Use
7370 sra_build_elt_assignment.
7371 (generate_one_element_int): Take elt instead of var. Use
7372 sra_build_elt_assignment.
7373 (generate_element_init_1): Adjust.
7374 (scalarize_use, scalarize_copy): Use REPLDUP.
7375 (scalarize_ldst): Move assert before dereference.
7376 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7378 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
7380 * regmove.c: Fix unused variable warnings due to previous commit.
7382 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
7384 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
7385 (regmove_bb_head): Remove.
7386 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
7387 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
7388 problems with fixup_match_1.
7389 Don't initialize/free regmove_bb_head.
7391 (reg_is_remote_constant_p): If an insn is in the same basic block
7392 but not before INSN, consider it remote, too.
7394 2007-04-05 Anatoly Sokolov <aesok@post.ru>
7397 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
7398 DECL_ASSEMBLER_NAME, not the DECL_NAME.
7400 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
7402 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
7403 (CONDITIONAL_REGISTER_USAGE): Likewise.
7405 2007-04-04 Richard Henderson <rth@redhat.com>
7407 * config/alpha/lib1funcs.asm: Remove unused file.
7409 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7412 * opts.c (print_specific_help): Fix --help=<language>
7414 (common_handle_option): Support --help=common.
7416 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7419 * gcc.c (main): Do not run the linker if
7420 print_subprocess_help indicates that it shouldn't be
7423 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7426 * doc/invoke.texi (--help=): Document <languages> value, fix
7427 formatting in tables of values.
7429 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
7431 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
7432 dllimport attribute of virtual methods.
7434 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
7436 * config/score/crti.asm: Change _bss_start to __bss_start.
7437 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
7438 (OUTGOING_REG_PARM_STACK_SPACE) update.
7439 * config/score/score.opt: add options to make backend support
7440 score5, score5u, score7 and score7d.
7441 * config/score/score.md: Likewise.
7442 * config/score/misc.md: Likewise.
7443 * config/score/mac.md: Likewise.
7444 * doc/invoke.texi: Likewise.
7445 * doc/md.texi: update constraints define.
7447 2007-04-03 Richard Henderson <rth@redhat.com>
7449 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
7450 an appropriate type, use the mode instead.
7452 2007-04-03 Richard Sandiford <richard@codesourcery.com>
7454 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
7455 Set the default --with-arch setting to mips2.
7456 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
7457 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
7458 (MULTILIB_OSDIRNAMES): Delete.
7459 (MULTILIB_DIRNAMES): Define.
7460 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
7461 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
7462 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
7463 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
7464 VXWORKS_OS_CPP_BUILTINS.
7465 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
7466 (MIPS_DEBUGGING_INFO): Undefine.
7467 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
7469 2007-04-03 Jakub Jelinek <jakub@redhat.com>
7472 * fold-const.c (native_encode_real): Encode real.c provided longs
7473 as a series of 32-bit native integers.
7474 (native_interpret_real): Interpret buffer as a series of 32-bit
7477 2007-04-03 Richard Guenther <rguenther@suse.de>
7479 * genpreds.c (write_insn_constraint_len): Write function
7480 optimized for CONSTRAINT_LEN implementation.
7481 (write_tm_preds_h): Output insn_constraint_len inline and
7482 use it for CONSTRAINT_LEN.
7483 (write_insn_preds_c): Don't output insn_constraint_len.
7484 * doc/md.texi (define_register_constraint): Document multi-letter
7485 constraints shall have the same length if they start with the same
7488 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7491 * config/i386/i386.md (isinf<mode>2): Expand only when
7492 TARGET_C99_FUNCTIONS is set.
7494 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7496 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
7497 (x86_64-*-linux*): Ditto.
7498 * config/i386/i386.opt (mpc): New option.
7499 * config/i386/i386.c (overrride_options): Handle
7500 ix87_precision_string.
7501 * config/i386/crtprec.c: New file.
7502 * config/i386/t-crtpc: Ditto.
7503 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
7505 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
7506 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7507 crtprec32.o, crtprec64.o and crtprec80.o.
7509 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
7511 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
7513 2007-04-02 Eric Christopher <echristo@apple.com>
7515 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
7516 limitations on darwin.
7518 2007-04-02 Anatoly Sokolov <aesok@post.ru>
7521 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
7523 2007-04-02 Dave Korn <dave.korn@artimi.com>
7525 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
7527 2007-04-02 Dave Korn <dave.korn@artimi.com>
7529 * libgcc2.h (exception_descriptor): Don't forward-declare.
7530 (__get_eh_table_language, __get_eh_table_version): Delete
7531 prototypes of long-dead functions.
7533 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
7535 * ebitmap.h: New file
7536 * ebitmap.c: New file
7537 * Makefile.in (ebitmap.o): New target.
7539 2007-04-01 Jan Hubicka <jh@suse.cz>
7541 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
7542 before very first instruction.
7544 2007-04-01 Jan Hubicka <jh@suse.cz>
7546 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
7547 waring on 64bit hosts.
7548 * bitmap.h: Fix typo in bitmap_head_def.
7550 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
7552 PR rtl-optimization/31391
7553 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
7554 into a DELETED_LABEL note, and the label is in an empty basic
7555 block, update BB_END as well as BB_HEAD.
7557 2007-04-01 Richard Henderson <rth@redhat.com>
7559 PR tree-optimization/31169
7560 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
7561 to varying if the range is outside [0, prec-1].
7563 2007-04-01 Richard Sandiford <richard@codesourcery.com>
7566 * config/mips/mips.md (load_const_gp): New insn.
7567 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
7568 the MIPS16 GP pseudo register if no_new_pseudos.
7569 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
7571 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7574 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
7576 (call_value): Likewise.
7578 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
7579 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7582 * doc/invoke.texi: (optimization options): Reword description
7583 of -ffast-math. Document its primary purpose.
7585 2007-03-31 Richard Guenther <rguenther@suse.de>
7587 * omp-low.c (splay-tree.h): Include.
7588 (lookup_decl): Replace splay-tree usage by pointer-map.
7589 (maybe_lookup_decl): Likewise.
7590 (new_omp_context): Likewise.
7591 (delete_omp_context): Likewise.
7592 * gimplify.c (splay-tree.h): Include.
7593 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
7595 (remap_ssa_name): Likewise.
7596 (remap_decl): Likewise.
7597 (remap_type_1): Likewise.
7598 (remap_type): Likewise.
7599 (copy_body_r): Likewise.
7600 (expand_call_inline): Likewise.
7601 (clone_body): Likewise.
7602 (copy_tree_r): Likewise.
7603 (remap_save_expr): Likewise.
7604 (unsave_r): Likewise.
7605 (unsave_expr_now): Likewise.
7606 (tree_function_versioning): Likewise.
7607 (build_duplicate_type): Likewise.
7608 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
7609 (struct copy_body_data): Replace splay-tree by pointer-map.
7610 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
7611 not $(SPLAY_TREE_H).
7612 (gimplify.o): Depend on $(SPLAY_TREE_H).
7613 (omp-low.p): Likewise.
7615 2007-03-31 Anatoly Sokolov <aesok@post.ru>
7617 * config/avr/predicates.md (even_register_operand,
7618 odd_register_operand): New predicates.
7619 * config/avr/avr.md (movw peephole2): New.
7620 (movw_r peephole2): New.
7622 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
7624 * tree.h (get_signed_or_unsigned_type): New.
7625 * fold-const.c (operand_equal_for_comparison_p): Use
7626 get_signed_or_unsigned_type instead of
7627 lang_hooks.types.signed_or_unsigned_type.
7628 * expr.c (store_expr): Ditto.
7629 * langhooks.c (get_signed_or_unsigned_type): New.
7630 (lhd_signed_or_unsigned_type): New.
7631 * langhooks.h (lhd_signed_or_unsigned_type): New.
7632 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
7634 2007-03-30 Richard Henderson <rth@redhat.com>
7636 * tree-ssa-loop-ivopts.c: Include target.h.
7637 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
7638 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
7639 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
7640 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
7642 2007-03-30 Richard Henderson <rth@redhat.com>
7643 Kai Tietz <kai.tietz@onevision.com>
7645 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
7647 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
7648 (TARGET_64BIT_MS_ABI): New.
7649 (DBX_REGISTER_NUMBER): Handle 64-bit.
7650 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
7651 (LONG_TYPE_SIZE): Force to 32.
7652 (REG_PARM_STACK_SPACE): New.
7653 (OUTGOING_REG_PARM_STACK_SPACE): New.
7654 (REGPARM_MAX, SSE_REGPARM_MAX): New.
7655 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7656 (STACK_BOUNDARY): Use 128 for 64-bit.
7657 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
7658 Add 64-bit implementation.
7659 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
7661 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
7662 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
7663 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
7664 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
7665 (ix86_handle_cconv_attribute): Don't warn when ignoring if
7666 TARGET_64BIT_MS_ABI.
7667 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
7668 (ix86_pass_by_reference): Likewise.
7669 (ix86_function_value_regno_p): Likewise.
7670 (ix86_build_builtin_va_list): Likewise.
7671 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
7672 (function_arg_advance_ms_64): New.
7673 (function_arg_advance): Call it.
7674 (function_arg_ms_64): New.
7675 (function_arg): Call it.
7676 (function_value_ms_64): New.
7677 (ix86_function_value_1): Call it.
7678 (return_in_memory_ms_64): New.
7679 (ix86_return_in_memory): Call it.
7680 (setup_incoming_varargs_ms_64): New.
7681 (ix86_setup_incoming_varargs): Call it.
7682 (ix86_expand_prologue): Handle 64-bit stack probing.
7683 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
7684 (output_pic_addr_const): Likewise.
7685 (x86_this_parameter): Likewise.
7686 (x86_output_mi_thunk): Likewise.
7687 (x86_function_profiler): Likewise.
7688 (TARGET_STRICT_ARGUMENT_NAMING): New.
7689 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
7690 (TARGET_64BIT_MS_ABI): New.
7691 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
7692 * config/i386/i386.md (allocate_stack_worker): Remove.
7693 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
7694 describe the clobber of eax without a match_scratch.
7695 (allocate_stack_worker_postreload): Remove.
7696 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
7697 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
7698 (allocate_stack_worker_rex64_postreload): Remove.
7699 (allocate_stack): Handle 64-bit.
7700 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
7701 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
7702 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
7703 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
7704 (STANDARD_STARTFILE_PREFIX_1): Likewise.
7705 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
7706 * config.build (x86_64-*-mingw*): New host.
7707 * config.host (x86_64-*-mingw*): New host.
7708 * config.gcc (x86_64-*-mingw*): New target.
7709 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
7711 2007-03-30 Richard Henderson <rth@redhat.com>
7712 Kai Tietz <kai.tietz@onevision.com>
7714 * c-pragma.c (struct def_pragma_macro_value): New.
7715 (struct def_pragma_macro): New.
7716 (pushed_macro_table): New.
7717 (dpm_hash, dpm_eq): New.
7718 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
7719 (init_pragma): Install them.
7720 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7722 2007-03-30 Anatoly Sokolov <aesok@post.ru>
7724 * config/avr/avr.c (avr_override_options): Clear
7725 'flag_delete_null_pointer_checks'.
7727 2007-03-30 Paolo Carlini <pcarlini@suse.de>
7730 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
7731 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
7732 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
7733 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
7734 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
7735 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
7736 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
7738 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
7740 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
7742 * regmove.c: Move all of pass_stack_adjustments from here...
7743 * combine-stack-adj.c: ...to this new file.
7744 * Makefile.in: Add rules for combine-stack-adj.o.
7746 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
7748 PR tree-optimization/31383
7749 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
7750 to have the same length.
7752 2007-03-30 Jan Hubicka <jh@suse.cz>
7755 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
7756 availablility; add more sanity checking; ask varpool only about
7759 2007-03-29 Richard Henderson <rth@redhat.com>
7761 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
7762 to decide, but __SIZEOF_LONG_LONG__.
7764 2007-03-29 Richard Henderson <rth@redhat.com>
7766 * emutls.c (struct __emutls_array): New.
7767 (emutls_destroy): Use it instead of casting element 0 from void*.
7768 (__emutls_get_address): Likewise.
7770 2007-03-29 Richard Henderson <rth@redhat.com>
7772 * varasm.c (initializer_constant_valid_p): Don't deny
7773 DECL_DLLIMPORT_P on functions.
7775 * config/i386/cygming.h: Remove function declarations.
7776 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
7777 (ASM_OUTPUT_LABELREF): Remove.
7778 (COMMON_ASM_OP): Remove.
7779 (ASM_OUTPUT_COMMON): Remove.
7780 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
7781 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
7782 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7783 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
7784 Rename from TARGET_ENCODE_SECTION_INFO.
7785 * config/i386/netware.h: Likewise.
7786 * config/i386/i386-protos.h: Update.
7787 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
7788 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
7789 (legitimate_constant_p): Reject dllimports.
7790 (dllimport_map, get_dllimport_decl): New.
7791 (legitimize_dllimport_symbol): New.
7792 (legitimize_address, ix86_expand_move): Use it.
7793 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
7794 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
7795 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
7796 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
7797 * config/i386/predicates.md (constant_call_address_operand): Only
7798 accept symbols; reject dllimport_p symbols.
7799 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
7800 i386_pe_maybe_record_exported_symbol.
7801 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
7802 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
7803 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
7804 trust the setting of DECL_DLLIMPORT_P.
7805 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
7806 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
7807 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
7808 tidy the argument scanning loop.
7809 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
7810 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
7811 (i386_pe_strip_name_encoding): Remove.
7812 (i386_pe_binds_local_p): New.
7813 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
7814 (i386_pe_output_labelref): Remove.
7815 (i386_pe_asm_output_aligned_decl_common): New.
7816 (i386_pe_maybe_record_exported_symbol): Rename from
7817 i386_pe_record_exported_symbol; check for dllexported symbols.
7819 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
7821 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
7822 add comment explaining why vsnprintf cannot be used.
7824 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
7826 PR tree-optimization/30666
7827 * tree.c (build_complex_type): When creating type names for DWARF2
7828 debug info, create TYPE_DECLs for TYPE_NAME instead of
7830 (build_common_tree_nodes_2): Use build_complex_type when building
7831 predefined complex types, to preserve canonical types.
7833 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
7835 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
7836 (noce_get_alt_condition): Look at it to determine whether to
7837 reverse the condition or not.
7838 (noce_get_condition): Substitute the truth for lies.
7839 (noce_find_if_block): Set the then_else_reversed field.
7841 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
7843 * config/fr30/fr30.md (movdi): Do not accept immediates as the
7844 destination of this insn.
7845 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
7846 than calling gen_rtx_SET directly. Use r0 to hold the value of
7847 'address + 4' rather than a stack based temporary which can be
7850 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7852 * config/s390/s390.c (s390_secondary_input_reload_class,
7853 s390_secondary_output_reload_class): Functions removed.
7854 (s390_secondary_reload): New function.
7855 (TARGET_SECONDARY_RELOAD): Target macro defined.
7856 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
7857 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
7858 * config/s390/s390.md ("reload_outti", "reload_outdi",
7859 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
7860 "reload_out<mode>"): Expanders removed.
7861 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
7862 "reload<mode>_nonoffmem_out"): Expanders added.
7864 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
7866 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
7867 SRC->DEST replacement failed anyway.
7869 2007-03-28 Mike Stump <mrs@apple.com>
7871 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
7872 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
7873 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
7875 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7877 * config.gcc: Accept barcelona as a variant of amdfam10.
7878 * config/i386/i386.c (override_options): Likewise.
7879 * doc/invoke.texi: Likewise.
7881 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
7883 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
7884 offsets for BIT_FIELD_REF and COMPONENT_REF.
7886 2007-03-28 Richard Guenther <rguenther@suse.de>
7888 * tree.c (is_global_var): Move ...
7889 * tree-flow-inline.h (is_global_var): ... here.
7890 * tree.h (is_global_var): Remove declaration.
7892 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
7894 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
7896 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
7897 * config/i386/i386.c (ix86_tune_features): Initialize new
7899 * config/i386/predicates.md (promotable_binary_operator): Use
7900 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
7902 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
7905 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
7907 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
7909 * config/fr30/fr30.md (movsi_internal): Change destination
7910 constraint from m to V and add m to the end.
7912 2007-03-28 Christian Bruel <christian.bruel@st.com>
7914 * config/sh/sh.md (movsi_i): Fix type attribute.
7916 2007-03-28 Christian Bruel <christian.bruel@st.com>
7918 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
7919 (movsf_ie): Likewise.
7921 2007-03-28 Christian Bruel <christian.bruel@st.com>
7923 * config.gcc: Add sh4-300 to multilib.
7924 * config/sh/t-mlib-sh4-300: New file.
7926 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
7928 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
7929 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
7931 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
7932 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
7933 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
7934 "fixuns_trunctddi2"): Whitespace fix.
7936 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
7938 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
7939 the definition of struct sh_args.
7940 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
7941 CALL_COOKIE_INT_REG_GET): Likewise.
7943 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
7945 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
7946 transformations are applied successfully.
7948 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
7950 * tree.c (tree_contains_struct): Permit 512 tree codes.
7951 * tree.h (tree_contains_struct): Ditto.
7952 (MAX_TREE_CODES): Ditto.
7953 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
7954 SPARE member to store remaining padding bits.
7956 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7958 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
7961 2007-03-27 Janis Johnson <janis187@us.ibm.com>
7963 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
7964 * configure: Regenerate.
7966 * configure: Regenerate using the correct version of autoconf.
7968 2007-03-27 Anatoly Sokolov <aesok@post.ru>
7970 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
7972 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
7973 regs to "__SP_L__" and "__SP_H__".
7975 2007-03-27 Richard Guenther <rguenther@suse.de>
7977 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
7978 computations with it with a HOST_WIDE_INT variable.
7980 2007-03-26 Mike Stump <mrs@apple.com>
7982 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
7983 objective-c-header, objective-c++-header and objc++-cpp-output
7985 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7987 2007-03-26 Richard Henderson <rth@redhat.com>
7990 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
7991 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
7992 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
7993 IX86_BUILTIN_PSRLQ128): New.
7994 (ix86_init_mmx_sse_builtins): Add them.
7995 (ix86_expand_builtin): Expand them.
7996 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
7997 operand 2 be TImode.
7998 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
7999 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
8000 _mm_srli_epi64): Mark __B const.
8001 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
8002 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
8003 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
8004 new two-vector shift builtins.
8006 2007-03-26 Ian Lance Taylor <iant@google.com>
8008 PR tree-optimization/31345
8009 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
8010 [+INF, +INF(OVF)] into VARYING.
8012 2007-03-26 Zack Weinberg <zackw@panix.com>
8014 * gengtype-parse.c: New file.
8015 * gengtype-yacc.y: Delete.
8016 * gengtype-lex.l: Don't include gengtype-yacc.h.
8017 Define YY_DECL and yyterminate appropriately for recursive
8018 descent parser. yylval is now a string out-parameter to yylex.
8019 (HWS, EOID): New shorthand.
8020 (IWORD): Add a couple more types.
8021 (yylex): Add a setup stanza. Remove the complex rules for
8022 detecting GTY'ed types and typedefs; replace with simple
8023 keyword detectors. Adjust everything for the changed
8024 definition of yylval. Ignore all pp-directives, not just #define.
8026 (parse_file): Rename yybegin; do not call yyparse.
8028 * gengtype.c (xasprintf): Export again.
8029 (this_file): New. Use everywhere __FILE__ was being used.
8030 (get_lang_bitmap): Special case types defined in gengtype.c.
8031 (do_typedef, new_structure): Suppress definition of certain types.
8032 (new_structure): Improve diagnostics of duplicate definitions.
8033 Make sure location_s is associated with input.h.
8034 (nreverse_pairs, define_location_structures): New functions.
8035 (main): Improve tagging of kludge types. Remove old kludges
8036 for input.h types; use define_location_structures.
8037 * gengtype.h: Update prototypes. Define token codes here.
8038 * Makefile.in: Remove all references to gengtype-yacc.
8039 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
8041 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
8042 add GTY((skip)) to the field that's only conditionally there.
8043 * doc/install.texi: Document that Bison is no longer required
8044 unless building treelang.
8046 * gengtype.c: Don't include gtyp-gen.h.
8047 (srcdir): Declare here.
8048 (base_files, lang_dir_names): Allocate dynamically.
8049 (gt_files, num_gt_files, num_lang_dirs): New globals.
8050 (measure_input_list, read_input_line, read_input_list)
8051 (set_lang_bitmap): New functions.
8052 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
8053 simplify, relying on read_input_list to set up the bitmaps.
8054 (main): Arguments are no longer unused. Check for correct number
8055 of command line arguments, set srcdir and srcdir_len, then call
8056 read_input_list, before doing anything else. No need to worry
8057 about duplicates in main loop.
8058 * configure.ac: Simplify the calculation of all_gtfiles.
8059 Put language tags in there. Don't set or substitute
8060 all_gtfiles_files_langs or all_gtfiles_files_frags.
8061 * Makefile.in: Revamp the way gengtype is invoked, now that it
8062 takes a file on its command line with a much simpler format.
8063 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
8064 (GTFILES): Remove duplicates and C source files.
8065 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
8066 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
8067 * configure: Regenerate.
8069 * gengtype.h: Remove all type definitions to gengtype.c; leave
8070 only definitions of options_p, type_p, and pair_p as opaque
8071 pointers. Update prototypes.
8072 * gengtype.c: Many type definitions moved here from gengtype.h.
8073 Consolidate type definitions at the top of the file.
8074 (xvasprintf): Delete.
8075 (xasprintf): Make static.
8076 (create_nested_pointer_option): Add 'next' parameter.
8077 (create_field_all, create_field_at): New functions.
8078 (create_field): Now a thin wrapper around create_field_all.
8079 (create_optional_field): Rename create_optional_field_ and add
8080 line argument. Original name is now a macro which supplies
8082 (oprintf): Use vsnprintf directly.
8083 (close_output_files): Use fatal rather than perror/exit.
8084 (note_def_vec, note_def_vec_alloc): Use create_field_at.
8085 (main): Set progname. Don't use exit.
8086 * gengtype-yacc.y (struct_fields): Use create_field_at.
8087 (option, optionseqopt): Delete.
8088 (optionseq): Consolidate productions from option here so we
8089 can use the first argument to create_option.
8091 * gengtype-lex.l: Distinguish unions from structures in the
8092 token type. Don't call find_structure; return the tag as a string.
8093 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
8094 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
8095 Reorganize typedef_struct production accordingly.
8096 Use create_nested_ptr_option.
8097 * gengtype.c (create_nested_ptr_option): New function.
8098 * gengtype.h: Declare it.
8100 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
8101 (string_type): Don't declare.
8102 (do_scalar_typedef): Declare.
8103 (create_scalar_type): Update prototype.
8104 * gengtype.c (string_type): Make static.
8105 (scalar_nonchar, scalar_char): New.
8106 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
8107 (resolve_typedef): Use scalar_nonchar for error recovery.
8108 (create_scalar_type): Remove name_len field. Return scalar_char
8109 or scalar_nonchar as appropriate.
8110 (adjust_field_type): Look at scalar_is_char boolean to decide whether
8112 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
8114 (main): Initialize scalar_char and scalar_nonchar before calling
8116 * gengtype-lex.l: Adjust for removal of second argument to
8117 create_scalar_type. Use yylval.s instead of yylval.t when
8119 * gengtype-yacc.y: Type of SCALAR is string. Call
8120 create_scalar_type from type:SCALAR rule. Adjust for removal of
8121 second argument to create_scalar_type.
8123 * vec.h: Remove all #if IN_GENGTYPE blocks.
8124 Add comment saying that changes may require adjustments to gengtype.
8125 * gengtype.c: Don't include coretypes.h or tm.h.
8126 Add comment to inclusion of errors.h.
8127 (note_def_vec, note_def_vec_alloc): New functions.
8128 * gengtype.h: Declare new functions.
8129 * gengtype-lex.l: Don't include coretypes.h.
8130 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
8132 (update_lineno): Remove unnecessary prototype.
8133 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
8134 (VEC rule): Just return VEC_TOKEN.
8135 * gengtype-yacc.y (VEC_TOKEN): New token type.
8136 (type): Add a production for VEC(a,b).
8137 * Makefile.in: Update dependencies.
8139 * gengtype-lex.l: Remove rules for parsing pointer-to-function
8140 typedefs that use the old PARAMS macro.
8142 * gengtype-lex.l: Remove all rules and states relating to yacc
8144 * gengtype-yacc.y: Similarly.
8145 * gengtype.c (note_yacc_type): Delete function.
8146 * gengtype.h: Update prototypes.
8148 2007-03-26 Joseph Myers <joseph@codesourcery.com>
8150 * tree-pretty-print.c (dump_generic_node): Report precision of
8151 unnamed integer types.
8153 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
8155 * ifcvt.c (noce_try_store_flag_constants): Don't check
8156 no_new_pseudos here.
8157 (noce_try_store_flag_constants): Don't check no_new_pseudos.
8158 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
8159 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
8160 noce_try_sign_mask): Likewise.
8161 (if_convert): Check no_new_pseudos here.
8163 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
8165 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
8166 (noce_get_condition): Handle new then_else_reversed argument.
8167 (noce_init_if_info): Remove, fold into noce_find_if_block.
8168 (noce_process_if_block): Take a struct noce_if_info as the
8169 argument. Don't set up one based on ce_if_info. Update pointer
8170 references accordingly.
8171 (cond_move_process_if_block): Likewise.
8172 (process_if_block): Removed.
8173 (find_if_block): Removed. Move functionality two new functions,
8174 noce_find_if_block and cond_exec_find_if_block.
8175 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
8176 blocks and the symmetric IF-ELSE-JOIN case.
8177 (cond_exec_find_if_block): Also new function mostly based on old
8178 find_if_block and process_if_block.
8179 (find_if_header): Replace find_if_block call with separately
8180 guarded calls to noce_find_if_block and cond_exec_find_if_block.
8181 (find_cond_trap): Update noce_get_condition call.
8182 (dead_or_predicable): Likewise.
8184 2007-03-26 Jakub Jelinek <jakub@redhat.com>
8186 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
8188 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
8189 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
8190 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
8191 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
8192 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
8193 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
8194 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
8195 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
8196 __builtin_ia32_psrad128 builtins.
8198 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
8200 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
8201 * config/i386/constraints.md
8202 (define_constraint "I"): Use IN_RANGE macro.
8203 (define_constraint "J"): Ditto.
8204 (define_constraint "K"): Ditto.
8205 (define_constraint "M"): Ditto.
8206 (define_constraint "N"): Ditto.
8207 (define_constraint "O"): Ditto.
8208 * config/i386/predicates.md
8209 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
8210 (define_predicate "const_0_to_3_operand"): Ditto.
8211 (define_predicate "const_0_to_7_operand"): Ditto.
8212 (define_predicate "const_0_to_15_operand"): Ditto.
8213 (define_predicate "const_0_to_63_operand"): Ditto.
8214 (define_predicate "const_0_to_255_operand"): Ditto.
8215 (define_predicate "const_1_to_31_operand"): Ditto.
8216 (define_predicate "const_2_to_3_operand"): Ditto.
8217 (define_predicate "const_4_to_7_operand"): Ditto.
8219 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8221 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
8222 in SImode for save_world.
8223 * config/rs6000/altivec.md (save_world, restore_world): Convert to
8226 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
8228 PR tree-optimization/30784
8229 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
8232 2007-03-25 Revital Eres <eres@il.ibm.com>
8234 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
8235 Fold movement_possibility function into it.
8237 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8239 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
8240 (load_macho_picbase_{si,di}): Convert to LR hard reg.
8241 (call_indirect_nonlocal_darwin64): Same.
8242 (call_nonlocal_darwin64): Same.
8243 (call_value_indirect_nonlocal_darwin64): Same.
8244 (call_value_nonlocal_darwin64): Same.
8245 (sibcall_nonlocal_darwin64): Same.
8246 (sibcall_value_nonlocal_darwin64): Same.
8247 (sibcall_symbolic_64): Same.
8248 (sibcall_value_symbolic_64): Same.
8249 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
8251 (rs6000_emit_load_toc_table): Same.
8252 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
8253 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
8259 (load_toc_v4_pic_si): Same
8260 (load_toc_v4_PIC_1): Same.
8261 (load_toc_v4_PIC_1b): Same.
8262 (call_indirect_aix{32,64}): Same.
8263 (call_value_indirect_aix{32,64}): Same.
8266 (call_local{32,64}): Same.
8267 (call_value_local{32,64}): Same.
8268 (call_indirect_nonlocal_aix{32,64}): Same.
8269 (call_nonlocal_aix{32,64}): Same.
8270 (call_value_indirect_nonlocal_aix{32,64}): Same.
8271 (call_value_nonlocal_aix{32,64}): Same.
8272 (call_indirect_nonlocal_sysv<mode>): Same.
8273 (call_nonlocal_sysv<mode>): Same.
8274 (call_value_indirect_nonlocal_sysv<mode>): Same.
8275 (call_value_nonlocal_sysv<mode>): Same.
8277 (sibcall_local{32,64}): Same.
8278 (sibcall_value_local{32,64}): Same.
8279 (sibcall_nonlocal_aix{32,64}): Same.
8280 (sibcall_value_nonlocal_aix{32,64}): Same.
8281 (sibcall_nonlocal_sysv<mode>): Same.
8282 (sibcall_value): Same.
8283 (sibcall_value_nonlocal_sysv<mode>): Same.
8285 2007-03-24 Paul Brook <paul@codesourcery.com>
8287 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
8288 * config/arm/linux-eabi.h: Remove legacy syscall hack.
8290 2007-03-24 Richard Henderson <rth@redhat.com>
8292 * config/ia64/constraints.md: New file.
8293 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
8294 satisfies_constraint_?.
8295 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
8296 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
8297 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
8298 ia64_output_mi_thunk): Likewise.
8299 (ia64_const_ok_for_letter_p): Remove.
8300 (ia64_const_double_ok_for_letter_p): Remove.
8301 (ia64_extra_constraint): Remove.
8302 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
8303 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
8304 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
8305 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
8306 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
8307 EXTRA_MEMORY_CONSTRAINT): Remove.
8308 * config/ia64/ia64.md: Include constriants.md. Replace
8309 CONST_OK_FOR_? with satisfies_constraint_?.
8311 2007-03-23 Michael Meissner <michael.meissner@amd.com>
8312 H.J. Lu <hongjiu.lu@intel.com>
8314 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
8316 (name macros): Use DPD_BID_NAME to convert names properly.
8318 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
8319 decimal floating point format.
8320 (init_floating_libfuncs): Change decimal functions so that they
8321 have a "bid_" prefix if the decimal system uses the BID format,
8322 and "dpd_" prefix if the decimal system uses the DPD format.
8323 (init_interclass_conv_libfuncs): Ditto.
8324 (init_intraclass_conv_libfuncs): Ditto.
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 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
8339 using the BID format.
8341 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
8342 whether we are using the BID decimal format.
8343 * configure: Regenerate.
8345 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
8346 the compiler has decimal floating point enabled. Define
8347 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
8350 * doc/install.texi (--enable-decimal-float): Document BID and DPD
8351 options, and that it is enabled for i386/x86_64 systems.
8353 * Makefile.in (enable_decimal_float): New.
8355 (DECNUMINC): Add -I$(DECNUMFMT).
8356 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
8357 to $(DECNUMFMT) from $(DECNUM).
8359 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
8360 Substitute enable_decimal_float.
8361 * configure: Regenerated.
8364 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
8367 * configure.ac: Enable decimal float for x86_64-*-linux*.
8368 * configure: Regenerated.
8371 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
8372 decimal128ClearSign to flip and clear the sign bit in decimal128.
8373 (decimal_real_maxval): Set decimal128SetSign to set the sign
8376 2007-03-23 Ian Lance Taylor <iant@google.com>
8378 * fold-const.c (fold_binary): Correct warning for X - c >= X.
8380 2007-03-23 Ian Lance Taylor <iant@google.com>
8382 * tree-dump.c (dump_files): Correct comment.
8384 2007-03-23 Ian Lance Taylor <iant@google.com>
8386 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
8388 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
8390 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
8391 in cfglayout mode. Don't go into and out of cfglayout mode.
8392 Link the blocks in the order of the constructed traces.
8393 (rest_of_handle_tracer): Adjust call to tracer.
8394 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
8395 Don't go into cfglayout mode.
8396 (rtl_loop_done): Don't go out of cfglayout mode.
8397 * cfglayout.c (relink_block_chain): New function, split out from...
8398 (fixup_reorder_chain): ...here. Remove redundant checking.
8399 (cfg_layout_finalize): Don't clear the header, footer, and aux
8400 fields here, move the code to do so to relink_block_chain. Likewise
8401 for free_original_copy_tables.
8402 * rtl.h (tracer): Update prototype.
8403 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
8404 Assert we are in cfglayout mode. Don't go into and out of cfglayout
8405 mode. Use relink_block_chain to serialize the CFG according to the
8406 new basic block order. Move targetm.cannot_modify_jumps_p check from
8408 (gate_handle_reorder_blocks): ...to here.
8409 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
8411 (gate_duplicate_computed_gotos): ...to here.
8412 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
8413 something always changes when going into and out of cfglayout mode.
8414 Perform an expensive cfg cleanup while going into cfglayout mode.
8415 Always update liveness information on HAVE_conditional_execution
8416 targets. Reserialize the basic blocks and go out of cfglayout mode.
8417 * reg-stack.c: Include cfglayout.h.
8418 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
8419 the call to reorder_basic_blocks.
8420 * basic-block.h (reorder_basic_blocks): Update prototype.
8421 (relink_block_chain): New prototype.
8422 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
8424 2007-03-23 Joseph Myers <joseph@codesourcery.com>
8426 * config/mips/mips.md (type, hazard, *movdi_32bit,
8427 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
8428 *movhi_internal, *movqi_internal, *movsf_hardfloat,
8429 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
8430 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
8431 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
8433 (movcc): Change first xfer to multi.
8434 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
8435 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
8436 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
8437 config/mips/generic.md: Change reservations using "xfer" to use
8439 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
8440 using match_operand.
8441 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
8442 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
8444 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
8446 2007-03-22 Richard Henderson <rth@redhat.com>
8448 * config/i386/i386.c: Remove unnecessary function declarations.
8449 Move targetm definition, and all related macros, to the end of
8450 the file. Resort some functions to put definitions before uses.
8451 (ix86_attribute_table): Make static. Move to end of file.
8452 (ix86_gimplify_va_arg): Make static.
8454 2007-03-22 Richard Henderson <rth@redhat.com>
8456 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
8457 don't increase local_regparm with force_align_arg_pointer check.
8458 (ix86_function_sseregparm): Assert 32-bit.
8459 (type_has_variadic_args_p): New.
8460 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
8461 type_has_variadic_args_p.
8462 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
8463 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
8464 use memset instead. Do maybe_vaarg check first; skip attribute
8465 tests if true; skip attribute tests for 64-bit.
8466 (construct_container): Remove TARGET_DEBUG_ARG.
8467 (function_arg_advance_32, function_arg_advance_64): Split out ...
8468 (function_arg_advance): ... from here.
8469 (function_arg_32, function_arg_64): Split out ...
8470 (function_arg): ... from here.
8471 (ix86_pass_by_reference): Tidy.
8472 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
8473 (function_value_32): New, from parts of ix86_function_value
8474 and ix86_value_regno.
8475 (function_value_64): New, from parts of ix86_function_value
8476 and ix86_libcall_value.
8477 (ix86_function_value_1): New.
8478 (ix86_function_value, ix86_libcall_value): Use it.
8479 (return_in_memory_32, return_in_memory_64): Split out ...
8480 (ix86_return_in_memory): ... from here.
8481 (ix86_struct_value_rtx): Skip for 64-bit.
8482 (ix86_libcall_value, ix86_value_regno): Remove.
8483 (setup_incoming_varargs_64): Split out ...
8484 (ix86_setup_incoming_varargs): ... from here.
8485 (ix86_va_start): Remove TARGET_DEBUG_ARG.
8486 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
8487 * config/i386/i386-protos.h (ix86_function_value): Remove.
8488 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
8490 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8493 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
8494 infinities not supported, otherwise emit warning if -Woverflow. On
8495 underflow, emit warning if -Woverflow.
8496 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
8498 * real.h (real_from_string): Update declaration
8500 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
8501 Richard Henderson <rth@redhat.com>
8503 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
8504 * calls.c (compute_argument_block_size, expand_call,
8505 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
8506 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
8507 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
8508 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
8509 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
8510 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
8511 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
8512 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
8515 2007-03-22 Joseph Myers <joseph@codesourcery.com>
8517 * c-incpath.c (add_sysroot_to_chain): New.
8518 (merge_include_chains): Add sysroot argument. Call
8519 add_sysroot_to_chain if sysrooted.
8520 (register_include_chains): Update call to merge_include_chains.
8521 * doc/cppopts.texi: Document use of '=' in include directory
8524 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
8526 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
8527 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
8528 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
8529 insn pattern using X87MODEF12 mode macro.
8531 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
8533 * regmove.c (regmove_optimize): Use reg_mentioned_p
8534 instead of reg_overlap_mentioned_p for DST.
8536 2007-03-21 Mike Stump <mrs@apple.com>
8538 * c.opt: Fixup for Objective-C/C++.
8540 2007-03-21 Steve Ellcey <sje@cup.hp.com>
8542 * explow.c (convert_memory_address): Fold memory reference when
8543 POINTERS_EXTEND_UNSIGNED < 0
8545 2007-03-21 Richard Henderson <rth@redhat.com>
8548 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
8549 * config/i386/mmintrin.h (__m64): Likewise.
8550 * config/i386/xmmintrin.h (__m128): Likewise.
8552 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8554 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
8555 (VXWORKS_OS_CPP_BUILTINS): Define.
8556 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
8557 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
8559 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8561 * rtl.h (constant_pool_reference_p): Delete.
8562 (find_constant_src): Declare.
8563 * rtlanal.c (find_constant_src): New function.
8564 * simplify-rtx.c (constant_pool_reference_p): Delete.
8565 * config/i386/i386.md: Use find_constant_src instead of
8566 constant_pool_reference_p/avoid_constant_pool_reference pairs.
8568 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8570 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
8571 * c-cppbuiltin.c (c_cpp_builtins): Define them.
8573 2007-03-20 Mark Mitchell <mark@codesourcery.com>
8575 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
8576 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
8577 (arm_elf_asm_constructor): Use it.
8578 (arm_elf_asm_destructor): New function.
8580 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
8582 * jump.c (mark_jump_label): Treat SEQUENCE specially.
8584 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
8586 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
8588 2007-03-19 Andrew Haley <aph@redhat.com>
8590 PR tree-optimization/31264
8591 * tree-vrp.c (register_edge_assert_for_1): Don't look though
8594 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
8596 PR rtl-optimization/30907
8597 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
8598 (fwprop_init): Always call loop_optimizer_initialize.
8599 (fwprop_done): Always call loop_optimizer_finalize.
8600 (fwprop): We always have loop info now.
8601 (gate_fwprop_addr): Remove.
8602 (pass_fwprop_addr): Use gate_fwprop as gate.
8604 PR rtl-optimization/30841
8605 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
8606 df_chain_alloc): Call df_reorganize_refs unconditionally.
8607 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
8608 refs_organized to refs_organized_size.
8609 (df_ref_create_structure): Use refs_organized_size instead of
8610 bitmap_size if refs had been organized, and keep refs_organized_size
8612 * df.h (struct df_ref_info): Change refs_organized to
8613 refs_organized_size.
8614 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
8617 2007-03-19 Mark Mitchell <mark@codesourcery.com>
8619 * except.c (output_function_exception_table): Do not reference the
8620 EH personality routine for functions that do not require an
8623 2007-03-20 Jakub Jelinek <jakub@redhat.com>
8626 * c-typeck.c (convert_for_assignment): Call comptypes for
8627 RECORD_TYPE or UNION_TYPE.
8630 * reload1.c (reload): Do invalid ASM checking after
8631 cleanup_subreg_operands.
8633 2007-03-19 Jeff Law <law@redhat.com>
8635 * tree-cfg.c (find_taken_edge): Tighten conditions for
8636 optimizing computed gotos.
8638 2007-03-19 Michael Matz <matz@suse.de>
8640 * builtins.c (expand_builtin_sync_operation,
8641 expand_builtin_compare_and_swap,
8642 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
8645 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
8646 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
8649 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8651 * doc/tm.texi: Add brackets around the return type of
8652 TARGET_SECONDARY_RELOAD.
8654 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8655 Richard Guenther <rguenther@suse.de>
8657 PR tree-optimization/31254
8658 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8659 Use handled_component_p () where appropriate. Continue
8660 propagating into the rhs if we propagated into an INDIRECT_REF
8663 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8665 * config/s390/s390.md (op_type attribute): RRR instruction type added.
8666 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
8667 (xde, xdee): Mode attributes adjusted to support DFP modes.
8668 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
8669 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
8670 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
8671 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
8672 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
8673 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8674 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
8676 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
8677 "movsf"): Insn definitions removed.
8678 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
8679 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
8680 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
8682 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
8683 "reload_in<mode>", "reload_out<mode>"): Expander added.
8684 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
8687 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8689 * config/s390/s390.md: Only non-functional changes. Renamed
8690 FPR mode macro to BFP all over the file.
8692 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8694 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
8695 (op_type attribute): RRF instruction type added.
8696 (fT0): New mode attribute.
8697 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8698 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
8699 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
8700 no secondary memory is needed when moving DFmode values between GPRs
8703 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8705 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
8706 inverted and documentation adjusted.
8707 ("mhard-dfp", "msoft-dfp"): New options.
8708 * config/s390/s390.c (s390_handle_arch_option): New architecture
8710 (override_options): Sanity checks for the new options added.
8711 * config.gcc: New architecture switch: z9-ec.
8712 * config/s390/s390.h (processor_flags): PF_DFP added.
8713 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
8714 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
8715 when the bit is NOT set so remove it from the defaults.
8717 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8719 * genemit.c (main): Print include statement for dfp.h.
8720 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
8723 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8725 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
8727 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
8730 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
8733 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8735 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
8736 attr_length_call, output_call, output_indirect_call): Cleanup
8737 formatting of targetm calls.
8739 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8741 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
8743 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8745 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
8746 reservation, bypass and anti-bypass descriptions for these instructions.
8747 Update move patterns.
8748 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
8751 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
8753 * tree-vect-transform.c (get_initial_def_for_induction): Replace
8754 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
8755 (get_initial_def_for_reduction): Likewise.
8757 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
8759 Fix PR tree-optimization/29922
8760 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
8761 (get_representative): Removed.
8762 (value_dies_in_block_x): Update for rvuse removal.
8763 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
8764 (compute_antic_aux): Handle when PHI nodes appear in
8765 non-single-successors.
8766 (dump_bitmap_of_names): Removed.
8767 (compute_antic_safe): Renamed and removed rvuse calculation.
8768 Calculate only antic safe.
8769 (insert_into_preds_of_block): Remove assert.
8770 (execute_pre): Update for renamed functions.
8771 (defer_or_phi_translate_block): New function.
8773 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8775 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
8776 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
8778 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
8779 Follow spelling conventions.
8781 * tree-data-ref.h: Remove the prototype for analyze_array.
8783 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
8785 PR tree-optimization/31041
8786 * tree-vect-transform.c (get_initial_def_for_induction): Call
8787 force_gimple_operand.
8789 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
8791 * ipa-type-escape.c (look_for_casts) : Revert code to use
8792 handled_component_p due to ada test a-numaux.adb.
8794 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
8796 * final.c (final_scan_insn): Alter the condition of a
8797 conditional trap if we have nonstandard CC.
8799 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8801 * configure.ac: Remove excess quoting from asm line 0 test.
8802 * configure: Rebuilt.
8804 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8806 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
8807 * c-common.c (convert_and_check): Move warning logic to...
8808 (warnings_for_convert_and_check): ...here. Define.
8809 * c-common.h (warnings_for_convert_and_check): Declare.
8811 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8813 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
8814 (output_call): Likewise.
8816 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8818 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
8820 2007-03-16 Richard Sandiford <richard@codesourcery.com>
8822 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
8824 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
8826 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
8827 opteron, athlon-64 and athlon-fx processor_alias_table entries.
8829 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
8831 PR tree-optimization/31183
8832 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
8833 Use double_int instead of unsigned int for representing access_strides.
8834 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
8836 2007-03-16 Richard Guenther <rguenther@suse.de>
8838 PR tree-optimization/31146
8839 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
8840 to allow recursion of forward_propagate_addr_expr.
8841 (forward_propagate_addr_into_variable_array_index): Likewise.
8842 (forward_propagate_addr_expr): Likewise.
8843 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8844 (forward_propagate_addr_expr_1): Recurse on simple copies
8845 instead of propagating into them. Do so for useless conversions
8847 (forward_propagate_addr_expr): Clean up unused statements after
8850 2007-03-16 Richard Guenther <rguenther@suse.de>
8852 * builtins.c (expand_builtin_cexpi): Use the right argument
8853 for the expansion via cexp.
8855 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8857 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
8858 * configure: Rebuilt.
8860 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
8863 * dwarf2out.c (force_type_die): Adjust comment.
8864 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
8866 2007-03-15 DJ Delorie <dj@redhat.com>
8868 * config/frv/predicates.md (minmax_operator): Don't check operands
8871 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8873 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
8874 Update constant estimates of number of iterations.
8875 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
8876 argument renamed to "realistic".
8877 (compute_estimated_nb_iterations): Removed.
8878 (record_niter_bound): New function.
8879 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
8880 call record_nonwrapping_iv with upper = false.
8881 (infer_loop_bounds_from_signedness): Pass upper argument to
8882 record_nonwrapping_iv.
8883 (estimate_numbers_of_iterations_loop): Do not call
8884 compute_estimated_nb_iterations. Record estimate based on profile
8885 information. Initialize the constant estimates of number of
8887 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
8889 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
8890 number of iterations is too small.
8891 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
8892 (EST_NOT_AVAILABLE): Removed.
8893 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
8894 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
8897 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
8899 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
8900 Handle NE_EXPR guards.
8902 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8905 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
8906 Set also -pedantic-errors by default for the preprocessor unless
8907 -fpermissive is given.
8909 2007-03-15 Richard Guenther <rguenther@suse.de>
8913 * builtins.c (expand_builtin_cexpi): As a fallback if we
8914 don't have builtins for sincos or cexp create a function
8915 declaration for cexp and expand to a call to that.
8916 (expand_builtin_int_roundingfn): Always fall
8917 back to floor/ceil and its variants even if they may be
8920 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
8923 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
8924 jump tables, move the call to delete_dead_jumptables from here...
8925 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
8926 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
8927 don't allow merging of blocks that try_redirect_by_replacing_jump
8928 also does not handle when not optimizing.
8930 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8931 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8933 * config/i386/i386.md (x86_sahf_1): Correctly handle
8936 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
8939 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
8940 x86_64_general_operand as operand[2] predicate. Remove "iF"
8941 from operand constraints and use "e" constraint instead.
8942 (*subti3_1, *subti3_1 splitter): Ditto.
8943 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
8944 operand[1] predicate.
8946 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
8948 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
8949 arrays, multiply the access strides by the size of the sub-array.
8950 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
8952 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
8954 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
8955 the configured assembler supports the sahf mnemonic.
8956 * configure: Regenerate.
8957 * config.in: Regenerate.
8959 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
8960 emit "sahf" or ".byte\t0x9e" as asm template.
8962 2007-03-14 Michael Meissner <michael.meissner@amd.com>
8965 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
8966 option to replace hard coded TARGET_xxx in md file.
8967 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
8968 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8969 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
8970 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
8971 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
8972 (X86_TUNE_NOT_VECTORMODE): Ditto.
8973 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
8974 (TUNE_AVOID_VECTOR_DECODE): Ditto.
8975 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
8976 (TUNE_SLOW_IMUL_IMM8): Ditto.
8977 (TUNE_MOVE_M1_VIA_OR): Ditto.
8978 (TUNE_NOT_UNPAIRABLE): Ditto.
8979 (TUNE_NOT_VECTORMODE): Ditto.
8981 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
8984 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
8985 tuning options instead of hard coded TARGET_xxx.
8986 (fix ssemode peephole2's): Ditto.
8987 (imul peephole2's): Ditto.
8989 (movdi_or_rex64): Ditto.
8990 (move peephole2): Ditto.
8991 (not peephole2's): Ditto.
8993 2007-03-14 Dirk Mueller <dmueller@suse.de>
8995 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
8996 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
8997 * c-parser.c (c_parser_if_body): Always add an empty statement in case
8999 * c-parser.c (c_parser_do_statement): Warn about empty body in
9001 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
9002 * doc/invoke.texi (-Wempty-body): Update documentation.
9004 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9007 * c-common.h (warn_for_div_by_zero): Declare.
9008 * c-common.c (warn_for_div_by_zero): Define.
9009 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
9012 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9014 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
9015 to PREFIX and STANDARD_PREFIX.
9017 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9018 Phil Edwards <phil@codesourcery.com>
9020 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
9021 (__gthread_once_t): Remove busy field for RTPs.
9022 (__GTHREAD_ONCE_INIT): Update accordingly.
9024 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9026 * doc/invoke.texi: Document VxWorks options.
9028 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
9030 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
9032 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
9034 PR tree-optimization/30590
9035 * tree-nrv.c (tree_nrv): Check for the partial update of the
9038 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9040 * flags.h (flag_random_seed): Remove declaration, in favor of...
9041 * toplev.h (get_random_seed, set_random_seed): ... these.
9042 * tree.c (get_file_function_name): Use the former.
9043 * opts.c (common_handle_option): Use the latter.
9046 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
9049 * cse.c (cse_find_path): Do not bail out if a basic block that
9050 we already visited now becomes part of a path that starts at a
9051 different basic block. Just disallow this, to make sure we
9052 visit each basic block at most once.
9054 2007-03-13 Jan Hubicka <jh@suse.cz>
9056 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
9057 when profile esitmate is present, calls with very low frequency are
9060 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
9062 PR tree-optimization/30730
9063 PR tree-optimization/26900
9064 * tree-ssa-loop-niter.c: Include gmp.h.
9066 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
9067 split_to_var_and_offset, determine_value_range,
9068 bound_difference_of_offsetted_base, refine_bounds_using_guard,
9069 bound_difference, bounds_add, bounds_negate,
9070 number_of_iterations_ne_max, dump_affine_iv): New functions.
9071 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
9072 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
9073 difference of initial and final value of control iv to validate
9075 (number_of_iterations_cond): Add loop parameter. Determine bounds
9076 on the difference of the extremes of the control iv. Add dumps.
9077 (expand_simple_operations): Handle phi nodes.
9078 (simplify_using_initial_conditions): Do not record used conditions.
9079 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
9080 Do not set additional_info.
9081 (implies_nonnegative_p, implies_ge_p): Removed.
9082 (derive_constant_upper_bound): Do not use parameter `additional'.
9083 (record_estimate): Parameter `additional' removed. Parameter
9084 `i_bound' added. Do not call derive_constant_upper_bound.
9085 (record_nonwrapping_iv): Use derive_constant_upper_bound to
9086 bound the number of iterations estimate.
9087 (estimate_numbers_of_iterations_loop): Pass the estimate from
9088 the number of iterations analysis to record_estimate.
9089 * tree.h (multiple_of_p): Declare.
9090 * tree-scalar-evolution.c (expression_expensive_p): Removed.
9091 (scev_const_prop): Do not check expression_expensive_p.
9092 * fold-const.c (multiple_of_p): Exported.
9093 * double-int.c (double_int_mask): Exported.
9094 * double-int.h (double_int_mask): Declare.
9095 * tree-flow.h (struct tree_niter_desc): Removed additional_info
9096 field. Added max field.
9098 2007-03-13 David Taylor <taylor@candd.org>
9101 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
9104 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9107 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
9108 two unamed patterns.
9110 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
9112 * config/i386/i386.opt (mcx16, msahf): New options.
9113 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
9114 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
9116 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
9117 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
9118 Output -mcx16 and -msahf options when corresponding bit is set.
9120 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
9123 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9125 * configure.ac: Test for assembler tolerance to # 0 "".
9126 * configure, config.in: Rebuilt.
9127 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
9129 2007-03-13 Geoffrey Keating <geoffk@apple.com>
9131 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
9133 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
9134 (handle_syscall): Handle direct system calls.
9135 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
9137 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9139 * doc/invoke.texi: Fix cpp.info cross-reference.
9140 * doc/passes.texi: Fix gcc.info cross-reference.
9142 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
9144 PR tree-optimization/30835
9145 * lambda-code.c (can_convert_to_perfect_nest): Check whether
9146 bb_for_stmt is not NULL before accessing it.
9148 2007-03-12 Joseph Myers <joseph@codesourcery.com>
9150 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
9153 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9156 * doc/install.texi: Document --enable-stage1-languages
9158 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
9160 * tree-pass.h (pass_into_cfg_layout_mode,
9161 pass_outof_cfg_layout_mode): Declare.
9162 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
9163 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
9164 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
9165 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
9167 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
9169 * c-decl.c (warn_variable_length_array): New function.
9170 Refactored from grokdeclarator to handle warn_vla
9171 and handle unnamed array case.
9172 (grokdeclarator): Refactored VLA warning case.
9173 * c.opt (Wvla): New flag.
9174 * doc/invoke.texi (Wvla): New warning.
9176 2007-03-12 Richard Henderson <rth@redhat.com>
9178 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
9179 (TARGET_SECTION_TYPE_FLAGS): New.
9181 2007-03-12 Richard Henderson <rth@redhat.com>
9183 * config/darwin.c (machopic_reloc_rw_mask): New.
9184 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
9185 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
9187 2007-03-12 Mark Mitchell <mark@codesourcery.com>
9189 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
9190 * cppdefault.h (cpp_PREFIX): Document.
9191 (cpp_PREFIX_len): Likewise.
9192 (cpp_EXEC_PREFIX): New variable.
9193 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
9194 * c-incpath.c (add_standard_paths): Correct logic for relocating
9195 paths within prefix.
9197 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
9199 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
9200 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
9202 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
9203 fix_truncdfdi_sse using SSEMODEF mode macro.
9204 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
9205 fix_truncdfsi_sse using SSEMODEF mode macro.
9206 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
9207 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
9209 2007-03-12 Richard Sandiford <richard@codesourcery.com>
9211 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
9214 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
9216 * tree.h : Add multiple_of_p declaration.
9217 * fold-const.c (multiple_of_p): Make multiple_of_p public.
9218 * ipa-type-escape.c (results_of_malloc): Redundant.
9219 (visited_stmts): New. Visited stmt for walk_use_def_chains.
9220 (cast_type): Extended with new members.
9221 (check_cast): Returns cast_type.
9222 (cast): New structure for data of walk_use_def_chains.
9223 (is_malloc_result, is_cast_from_non_pointer_1,
9224 is_cast_from_non_pointer,
9225 is_array_access_through_pointer_and_index): New functions.
9226 (look_for_casts): Returns cast types.
9227 (check_call): Returns void.
9228 (okay_pointer_operation): Use support of pointer plus index,
9229 pointer plus constant and allow all multiplications.
9231 2007-03-11 Richard Guenther <rguenther@suse.de>
9233 PR tree-optimization/31115
9234 * tree-vrp.c (extract_range_from_binary_expr): Make sure
9235 the shift count is positive and non-anti-range for RSHIFT_EXPR.
9236 A shift count of zero is not special as with *_DIV_EXPR.
9237 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
9240 2007-03-11 Ian Lance Taylor <iant@google.com>
9242 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
9243 the *_DIV_EXPR codes correctly with overflow infinities.
9245 2007-03-11 Ira Rosen <irar@il.ibm.com>
9247 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
9248 indicate success/failure of the analysis. Add negation to subtrahend
9249 in case of subtraction. Fail if both operands contain constants.
9250 (create_data_ref): Fail if analyze_offset fails.
9252 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
9254 * config/i386/i386.md (frndintxf2): Rename to ...
9255 (rintxf2): ... this. Remove expander having same name.
9256 (rintsf2, rintdf2): Implement using SSEMODEF macro.
9257 (roundsf2, rounddf2): Ditto.
9258 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
9259 (lround<mode>di2, lround<mode>si2): Ditto.
9261 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
9263 * lower-subreg.c: Include except.h.
9264 (decompose_multiword_subregs): Verify that the only control flow
9265 insns we can split are loads to multi-words pseudos.
9266 Handle breaking such blocks after splitting, instead of calling
9267 find_many_sub_basic_blocks.
9269 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
9270 on the new basic block. Add a lengthy comment explaining why we
9271 thought this was necessary.
9272 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
9274 2007-03-10 Mark Mitchell <mark@codesourcery.com>
9277 * tree.c (walk_type_fields): Recurse into the element type of
9278 ARRAY_TYPEs if there is a pointer set.
9280 2007-03-10 Dirk Mueller <dmueller@suse.de>
9282 * c-common.c (warn_logical_operator): Fix condition.
9284 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
9286 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
9288 * config/darwin.c (machopic_select_section): Remove superfluous
9289 argument in call to categorize_decl_for_section. Remove unused
9292 2007-03-10 Joseph Myers <joseph@codesourcery.com>
9294 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
9296 * configure: Regenerate.
9298 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
9301 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
9302 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
9303 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
9304 Add LABEL_NUSES to emitted label.
9305 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
9306 branch probability value to emitted jump insn.
9307 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
9308 Do not check life information and do not re-arrange input operands
9309 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
9311 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
9313 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
9314 the change of decode_asm_operands.
9316 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
9318 * mode-switching.c (create_pre_exit): Skip blockage insn.
9320 2007-03-09 Diego Novillo <dnovillo@redhat.com>
9322 * tree-pass.h (TODO_update_smt_usage): Remove.
9324 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9328 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9330 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
9331 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
9332 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
9335 2007-03-09 Geoffrey Keating <geoffk@apple.com>
9337 * gcc.c: Document %{, in big comment at top.
9338 (input_suffix_matches): Remove special handling for .s and
9340 (input_spec_matches): New.
9341 (handle_braces): Handle %{,.
9342 (validate_switches): ',' indicates a value which is not a switch.
9343 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
9344 to detect assembler input.
9345 * config/i386/sol2.h (CPP_SPEC): Likewise.
9346 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
9347 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
9348 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
9349 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
9350 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
9351 -m64 causes deployment target to default to 10.5.
9352 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9354 2007-03-09 Richard Henderson <rth@redhat.com>
9357 * target.h (targetm.asm.out.reloc_rw_mask): New.
9358 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
9359 (TARGET_ASM_OUT): Use it.
9360 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
9361 * varasm.c (categorize_decl_for_section): Remove shlib argument;
9362 use the new reloc_rw_mask target hook instead.
9363 (default_section_type_flags_1): Merge into...
9364 (default_section_type_flags): ... here.
9365 (decl_readonly_section_1): Merge into...
9366 (decl_readonly_section): ... here.
9367 (default_elf_select_section_1): Merge into...
9368 (default_elf_select_section): ... here.
9369 (default_unique_section_1): Merge into...
9370 (default_unique_section): ... here.
9371 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
9372 (default_select_rtx_section): Use it.
9373 (default_elf_select_rtx_section): Likewise.
9374 * output.h: Update to match.
9375 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
9376 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
9377 (TARGET_ASM_RELOC_RW_MASK): New.
9378 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
9379 to categorize_decl_for_section.
9380 (x86_64_elf_unique_section): Likewise.
9381 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
9382 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
9383 (TARGET_ASM_RELOC_RW_MASK): New.
9384 * config/ia64/ia64.c (ia64_rwreloc_select_section,
9385 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
9386 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
9387 (TARGET_RWRELOC): Remove.
9388 (ia64_section_type_flags): Adjust call to default_section_type_flags.
9389 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
9390 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
9391 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
9392 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
9393 (rs6000_xcoff_select_section): Use decl_readonly_section.
9394 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
9395 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
9396 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
9397 (TARGET_SECTION_TYPE_FLAGS): Remove.
9398 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
9400 2007-03-09 Roger Sayle <roger@eyesopen.com>
9402 * fold-const.c (fold_comparison): Remove compile-time evaluation of
9403 complex constant equality/inequality comparisons for here.
9404 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
9405 known at compile-time or can be simplified to a scalar comparison.
9406 (fold_relational_const): Move compile-time evaluation of complex
9407 constant equality/inequality comparisons to here.
9409 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9411 PR rtl-optimization/30643
9412 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
9414 (fold_rtx): Recurse, like before 2006-11-03.
9416 2007-03-09 DJ Delorie <dj@redhat.com>
9418 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
9421 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
9423 PR tree-optimization/30375
9424 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
9425 LHS of statements is not the same.
9426 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
9428 2007-03-09 Chao-ying Fu <fu@mips.com>
9430 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
9432 * doc/invoke.texi (-mdspr2): Document new option.
9433 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
9434 New unspec for DSP REV 2.
9435 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
9436 these instructions are extended in DSP REV 2.
9437 (mips-dspr2.md): Include.
9438 * config/mips/mips.opt (mdspr2): New option.
9439 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
9440 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
9441 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
9442 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
9443 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
9444 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
9445 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
9447 (bdesc_map): Add one field of unsupported_target_flags.
9448 (bdesc_arrays): Update entries to have extra fields. Add
9450 (mips_init_builtins): Initialize new function types.
9451 Check unsupported_target_fileds to filter out builtins.
9452 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
9454 (ASM_SPEC): Pass mdspr2 to the assembler.
9455 * config/mips/mips-dspr2.md: New file.
9457 2007-03-09 Sa Liu <saliu@de.ibm.com>
9459 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
9461 2007-03-09 Ian Lance Taylor <iant@google.com>
9463 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
9464 argument) like -Wstrict-overflow=2.
9465 * doc/invoke.texi (Warning Options): Update documentation.
9467 2007-03-09 Dirk Mueller <dmueller@suse.de>
9470 * doc/invoke.texi (-Wlogical-op): Document.
9471 * common.opt (-Wlogical-op): New.
9472 * c-common.h (warn_logical_operator): Declare.
9473 * c-common.c (warn_logical_operator): Define.
9474 * c-typeck.c (parser_build_binary_op): Call
9475 warn_logical_operator.
9477 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9479 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
9480 * final.c (final_scan_insn): Test for non-"" file name.
9482 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
9484 * doc/loop.texi: Document the Omega linear constraints solver.
9485 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
9486 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
9487 omega-hash-table-size, omega-max-keys, and
9488 omega-eliminate-redundant-constraints.
9489 * tree-pass.h (pass_check_data_deps): Declared.
9492 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
9493 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
9494 pass_check_data_deps): New.
9495 * tree-data-ref.c (init_data_ref): Remove declaration.
9496 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
9497 (analyze_array): Renamed init_array_ref, move up initializations.
9498 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
9499 Removed arguments that are set to NULL.
9500 (analyze_indirect_ref): Correct indentation, correct call to
9502 (object_analysis): Call init_array_ref instead of analyze_array.
9503 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
9504 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
9505 of DR_ACCESS_FNS_ADDR.
9506 (init_omega_eq_with_af, omega_extract_distance_vectors,
9507 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
9508 ddr_consistent_p): New.
9509 (compute_affine_dependence): Check consistency of ddrs when
9510 flag_check_data_deps is passed.
9511 (analyze_all_data_dependences): Uncomment.
9512 (tree_check_data_deps): New.
9513 * tree-data-ref.h: Include omega.h.
9514 (DR_ACCESS_FNS_ADDR): Removed.
9515 (data_dependence_relation): Add inner_loop.
9516 (DDR_INNER_LOOP): New.
9517 * common.opt (fcheck-data-deps): New.
9518 * tree-flow.h (tree_check_data_deps): Declare.
9519 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
9520 (OBJS-common): Depend on omega.o.
9522 * passes.c (pass_check_data_deps): Scheduled.
9523 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
9524 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
9525 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
9526 PARAM_VECT_MAX_VERSION_CHECKS,
9527 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
9529 2007-03-09 Richard Guenther <rguenther@suse.de>
9531 PR tree-optimization/30904
9533 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
9534 the same way as *_DIV_EXPR.
9536 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9538 * recog.c (decode_asm_operands): No mixed declarations and code.
9540 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9542 * rtl.def (ASM_INPUT): Add location.
9543 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
9544 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
9545 (decode_asm_operands): Add loc operand.
9546 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
9547 * stmt.c (expand_asm): Rename to...
9548 (expand_asm_loc): ... this. Add locus argument. Pass it on to
9549 gen_rtx_ASM_INPUT_loc.
9550 (expand_asm_expr): Adjust.
9551 * recog.c (decode_asm_operands): Add loc operand.
9552 (check_asm_operands, extract_insn): Adjust.
9553 * reload1.c (maybe_fix_stack_asms): Likewise.
9554 * final.c (asm_insn_count): Likewise.
9555 (final_scan_insn): Output # line before and after asm.
9557 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
9559 * tree-ssa-structalias.c (variable_info): Remove
9561 (new_var_info): Ditto.
9562 (shared_bitmap_info_t): New structure.
9563 (shared_bitmap_table): New variable.
9564 (shared_bitmap_hash): New function.
9565 (shared_bitmap_eq): Ditto
9566 (shared_bitmap_lookup): Ditto.
9567 (shared_bitmap_add): Ditto.
9568 (merge_smts_into): Change to take bitmap directly.
9569 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
9570 (init_alias_vars): Init shared bitmap hashtable.
9571 (delete_points_to_sets): Delete shared bitmap hashtable.
9572 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
9573 is_aliased removal as a change that was still necessary was
9576 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
9578 * config/i386/i386.h (override_options): Conditionally disable
9579 x86_sahf for 64bit targets only.
9581 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9584 * c-decl.c (merge_decls): Don't call make_var_volatile.
9585 * varasm.c (make_var_volatile): Remove.
9586 * output.h (make_var_volatile): Remove.
9588 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
9590 PR tree-optimization/31085
9591 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
9593 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9595 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
9596 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
9597 ATTR_CONST_NOTHROW_LIST.
9599 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9602 2007-03-08 Diego Novillo <dnovillo@redhat.com>
9604 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
9606 2007-03-08 Geoffrey Keating <geoffk@apple.com>
9609 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
9611 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
9612 passed, use shared libgcc.
9614 2007-03-08 Roger Sayle <roger@eyesopen.com>
9616 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
9617 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9618 (honor_protect_cleanup_actions, lower_try_finally_switch):
9620 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
9621 ifc_temp_var): Likewise.
9622 * tree-inline.c (setup_one_parameter): Likewise.
9623 * tree-mudflap.c (mf_decl_cache_locals,
9624 mf_build_check_statement_for): Likewise.
9625 * tree-nested.c (init_tmp_var, save_tmp_var,
9626 finalize_nesting_tree_1): Likewise.
9627 * tree-outof-ssa.c (insert_copy_on_edge,
9628 insert_backedge_copies): Likewise.
9629 * tree-profile.c (tree_gen_edge_profiler,
9630 tree_gen_ic_profiler): Likewise.
9631 * tree-scalar-evolution.c (scev_const_prop): Likewise.
9632 * tree-sra.c (sra_build_assignment): Likewise.
9633 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
9634 * tree-ssa-math-opts.c (insert_reciprocals,
9635 execute_cse_sincos_1): Likewise.
9636 * tree-tailcall.c (adjust_accumulator_values,
9637 adjust_return_value): Likewise.
9638 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
9639 * tree-vect-transform.c (vect_create_data_ref_ptr,
9640 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
9641 vect_create_epilog_for_reduction, vectorizable_reduction,
9642 vectorizable_call, vectorizable_conversion,
9643 vectorizable_assignment, vectorizable_operation,
9644 vectorizable_type_demotion, vect_gen_widened_results_half,
9645 vect_permute_store_chain, vectorizable_store,
9646 vect_setup_realignment, vect_permute_load_chain,
9647 vectorizable_load, vectorizable_condition,
9648 vect_create_cond_for_align_checks): Likewise.
9649 * tree-vrp.c (build_assert_expr_for): Likewise.
9651 2007-03-08 Ian Lance Taylor <iant@google.com>
9653 * tree-vrp.c: Include "intl.h".
9654 (usable_range_p): New static function.
9655 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
9656 overflowed values, juts set *strict_overflow_p.
9657 (compare_values): Only return -2 if one of the operands is not a
9659 (compare_ranges): Call usable_range_p.
9660 (compare_range_with_value): Likewise.
9661 (vrp_evaluate_conditional_warnv): Rename from
9662 vrp_evaluate_conditional. Make static. Change all callers.
9663 (vrp_evaluate_conditional): New function.
9664 (simplify_div_or_mod_using_ranges): Issue warning about reliance
9666 (simplify_abs_using_ranges): Likewise.
9667 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
9668 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
9669 within_stmt parameter.
9670 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9671 vrp_evaluate_conditional.
9672 * tree-ssa-threadedge.c
9673 (record_temporary_equivalences_from_stmts_at_dest): Change
9674 simplify parameter to take a second tree parameter.
9675 (simplify_control_stmt_condition): Likewise.
9676 (thread_across_edge): Likewise.
9677 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9678 (thread_across_edge): Likewise.
9679 * Makefile.in (tree-vrp.o): Depend upon intl.h.
9681 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
9683 * config/i386/i386.h (TARGET_SAHF): New define.
9684 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
9685 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
9686 (x86_sahf): New global variable.
9687 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
9688 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
9689 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
9690 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
9692 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
9693 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
9694 when expanding fcomi/sahf based tests.
9695 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
9696 expanding sahf based alternative. Emit sahf based sequence when
9697 optimizing for code size.
9698 * config/i386/i386.md (x86_sahf_1): Do not disable for
9699 TARGET_64BIT, enable for TARGET_SAHF.
9701 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
9703 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
9704 spurious whitespace from error message.
9706 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
9709 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
9711 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
9713 * c-decl.c (grokdeclarator): Disable warnings for anonymous
9715 * tree-sra.c (instantiate_element): Propagate disabled warnings
9716 from the element itself to the created variable.
9718 2007-03-07 Richard Henderson <rth@redhat.com>
9721 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
9722 silently fix up the stack in the case of a missing register.
9724 2007-03-07 Paul Brook <paul@codesourcery.com>
9726 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
9728 2007-03-07 Joseph Myers <joseph@codesourcery.com>
9730 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
9732 (phase1_vrs): Use them.
9733 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
9734 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
9735 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
9736 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
9737 __gnu_Unwind_Restore_WMMXC if required.
9738 (_Unwind_VRS_Pop): Implement iWMMXt support.
9739 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
9740 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
9741 gnu_Unwind_Save_WMMXC): Define.
9743 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9745 * config/vxworks.h (vxworks_override_options): Declare.
9746 (VXWORKS_OVERRIDE_OPTIONS): Use it.
9747 * config/vxworks.c: Include target.h and toplev.h.
9748 (vxworks_override_options): New function.
9749 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
9751 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
9753 * config/s390/s390.c (override_options): Don't emit an error when
9754 -mstack-size is used without providing -mstack-guard.
9755 (s390_emit_prologue): Choose stack_guard value automatically if not
9756 provided via command line.
9757 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
9759 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9761 * config/i386/i386.c (output_set_got): Add a GOT initialization
9762 sequence for VxWorks PIC.
9763 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
9764 around labels as well as symbols. Use gotoff_operand instead
9765 of local_symbolic_operand.
9766 (legitimize_pic_address): Use gotoff_operand instead of
9767 local_symbolic_operand. Use @GOT accesses for labels as
9769 (ix86_output_addr_diff_elt): Use PC-relative rather than
9770 GP-relative offsets for VxWorks PIC.
9771 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
9772 no_new_pseudos. Check whether the returned register is op0.
9773 * config/i386/i386.md (tablejump): Use PC-relative rather than
9774 GP-relative offsets for VxWorks PIC.
9775 * config/i386/predicates.md (gotoff_operand): New predicate.
9777 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9779 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
9781 * config/vxworks-dummy.h: New file.
9782 * config/i386/i386.h: Include it.
9784 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
9786 * dwarf2out.c (is_inlined_entry_point): New
9787 (add_high_low_attributes): Emit DW_AT_entry_pc along with
9788 DW_AT_ranges if the first subblock is the entry point.
9790 2007-03-06 David Daney <ddaney@avtrex.com>
9792 * doc/install.texi (mips-*-*): Change recommended binutils
9795 2007-03-06 Anatoly Sokolov <aesok@post.ru>
9797 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
9798 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
9800 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9801 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9803 2007-03-06 Jan Hubicka <jh@suse.cz>
9805 * errors.h (warning, error, fatal, internal_error): Mark as cold.
9806 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
9808 (probably_cold_bb_p): Cold functions are cold.
9809 (probably_never_executed_bb_p): Cold functions are cold.
9810 (tree_bb_level_predictions): Predict calls to cold functions as not
9812 (compute_function_frequency): Check hot/cold attributes.
9813 * function.h (function_frequency): Update comments.
9814 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
9815 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
9816 (c_common_att): Add cold and hot.
9818 * doc/extend.texi (hot,cold attributes): Document.
9820 2007-03-06 Andrew Haley <aph@redhat.com>
9822 * function.c (expand_function_end): Move blockage to just after we
9823 emit the label for the naked return from the function.
9825 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9827 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
9830 2007-03-06 Jan Hubicka <jh@suse.cz>
9832 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
9833 loaded for constant large models. Non-large 64bit PIC can do.
9834 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
9835 * cmodel.h: Add LARGE PIC.
9836 * i386.md (UNSPEC_PLTOFF): New.
9837 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
9839 (*call_1_rex64): Disable for large models.
9840 (*call_1_rex64_large): New.
9841 (*call_value_1_rex64): Disable for large models.
9842 (*call_value_1_rex64_large): New.
9843 (set_rip_rex4): New.
9844 (set_got_offset_rex64): New.
9845 * predicates.md (constant_call_address_operand): For large model
9846 constant calls are not possible.
9847 * i386-protos.h (construct_plt_address): Declare.
9848 * i386.c (override_options): Accept large models.
9849 (ix86_expand_prologue): Expand large PIC GOT pointer load.
9850 (legitimate_constant_p): Add new UNSPECs.
9851 (legitimate_pic_operand_p): Likewise.
9852 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
9853 (legitimize_pic_address): Do easy RIP relative way for TLS only for
9855 (output_pic_addr_const): Add PLTOFF.
9856 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
9857 (ix86_expand_move): Legitimize pic address when in PIC mode.
9858 (construct_plt_address): New function.
9859 (ix86_expand_call): Offload the address to register and use GOT pointer
9861 * invoke.texi (mcmodel=large): Update documentation.
9863 2007-03-06 Richard Henderson <rth@redhat.com>
9865 * config/i386/i386.c (x86_use_leave, x86_push_memory,
9866 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
9867 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
9868 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
9869 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
9870 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
9871 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
9872 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
9873 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
9874 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
9875 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9876 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
9877 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9878 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9879 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
9880 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
9881 x86_schedule, x86_use_bt, x86_pad_returns,
9882 x86_use_xchgb): Merge into ...
9883 (ix86_tune_features): ... here. New array.
9884 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9885 x86_bswap): Merge into ...
9886 (ix86_arch_features): ... here. New array.
9887 (x86_3dnow_a): Remove.
9888 (x86_accumulate_outgoing_args): Make static.
9889 (x86_arch_always_fancy_math_387): Make static.
9890 (ix86_tune_mask, ix86_arch_mask): Move ...
9891 (override_options): ... to local variables here. Apply the
9892 appropriate mask to each element of ix86_arch_features and
9893 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
9894 as were done in the old macros.
9895 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
9896 * config/i386/i386.h (x86_use_leave, x86_push_memory,
9897 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
9898 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
9899 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
9900 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
9901 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
9902 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
9903 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
9904 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
9905 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
9906 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9907 x86_accumulate_outgoing_args, x86_prologue_using_move,
9908 x86_epilogue_using_move, x86_decompose_lea,
9909 x86_arch_always_fancy_math_387, x86_shift1,
9910 x86_sse_partial_reg_dependency, x86_sse_split_regs,
9911 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
9912 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
9913 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
9914 x86_use_incdec, x86_pad_returns, x86_bswap,
9915 x86_partial_flag_reg_stall): Remove.
9916 (enum ix86_tune_indices): New.
9917 (ix86_tune_features): New.
9918 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
9919 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
9920 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
9921 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
9922 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
9923 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
9924 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
9925 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
9926 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
9927 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
9928 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
9929 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
9930 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
9931 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
9932 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
9933 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
9934 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
9935 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
9936 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
9937 TARGET_EXT_80387_CONSTANTS): Use it.
9938 (enum ix86_arch_indices): New.
9939 (ix86_arch_features): New.
9940 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
9941 TARGET_BSWAP): Use it.
9942 (ix86_tune_mask, ix86_arch_mask): Remove.
9944 2007-03-06 Joseph Myers <joseph@codesourcery.com>
9947 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
9948 Define using $${sysroot_headers_suffix}.
9949 * configure: Regenerate.
9950 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
9951 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
9953 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
9954 * gcc.c (print_sysroot_headers_suffix): New.
9955 (option_map): Include --print-sysroot-headers-suffix.
9956 (display_help): Mention -print-sysroot-headers-suffix.
9957 (process_command): Handle -print-sysroot-headers-suffix.
9958 (do_spec_1): Append multilib directory to include-fixed path if
9959 sysroot suffixes in use.
9960 (main): Handle -print-sysroot-headers-suffix.
9961 * Makefile.in (start.encap): Don't depend on xlimits.h
9962 (xlimits.h): Remove.
9963 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
9964 limits.h for each multilib in fixinc_list.
9965 (fixinc_list, s-fixinc_list): New.
9966 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
9967 generate them for each multilib in fixinc_list.
9968 (stmp-fixproto): Use include-fixed. Run fixproto for each
9969 multilib in fixinc_list.
9970 (mostlyclean): Don't remove xlimits.h.
9971 (clean): Remove include-fixed.
9972 (real-install-headers-tar, real-install-headers-cpio,
9973 real-install-headers-cp): Don't copy include, only include-fixed.
9974 (install-mkheaders): Depend on fixinc_list. Don't depend on
9975 xlimits.h. Save limits.h files for each multilib in fixinc_list.
9976 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
9977 SYSTEM_HEADER_DIR setting in mkheaders.conf.
9979 2007-03-06 Jan Hubicka <jh@suse.cz>
9981 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
9984 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9986 * configure.ac: Allow tm_file to contain build-directory files.
9987 * configure: Regenerate.
9988 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
9989 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
9990 * config/m68k/print-sysroot-suffix.sh: New file.
9992 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9994 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
9995 of pic_offset_table_rtx if reload_completed.
9996 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
9997 PIC_OFFSET_TABLE_REGNUM.
9998 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
10000 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
10001 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
10003 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10005 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
10006 functions that call eh_return.
10008 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10010 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
10011 functions that need a constant pool.
10013 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10016 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
10017 (m68k_preferred_reload_class): Likewise.
10018 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
10019 (SECONDARY_RELOAD_CLASS): Define.
10020 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
10021 (LIMIT_RELOAD_CLASS): Delete.
10022 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
10023 registers from storing bytes.
10024 (m68k_secondary_reload_class): New function.
10025 (m68k_preferred_reload_class): Likewise.
10027 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10029 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
10031 (m68k_expand_prologue): Likewise.
10033 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10035 * config/m68k/m68k-protos.h (output_sibcall): Declare.
10036 (mips_expand_epilogue): Add a bool parameter.
10037 (m68k_legitimize_sibcall_address): Declare.
10038 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
10039 (m68k_expand_epilogue): Add a parameter to select between sibling
10040 and normal epilogues. Only generate a return for the latter.
10041 (m68k_ok_for_sibcall_p): New function.
10042 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
10043 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
10044 (sibcall_value, *sibcall_value): Likewise.
10045 (*call, *call_value): Require !SIBLING_CALL_P.
10046 (epilogue): Update call to m68k_expand_epilogue.
10047 (sibcall_epilogue): New pattern.
10048 * config/m68k/predicates.md (const_call_operand): Say that this
10049 predicate applies to sibling calls too.
10050 (sibcall_operand): New predicate.
10052 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10054 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
10055 alternatives as movsi_cf.
10056 (movsf_cf_hard): Add commentary.
10058 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
10059 Richard Sandiford <richard@codesourcery.com>
10061 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
10062 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
10063 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
10064 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
10065 as being live on exit from an interrupt function.
10066 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
10067 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
10068 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
10069 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
10070 (m68k_interrupt_function_p): Globalize.
10071 (m68k_compute_frame_layout): Remove reverse mask code.
10072 (m68k_emit_movem, m68k_set_frame_related): New functions.
10073 (m68k_output_function_prologue): Delete in favor of...
10074 (m68k_expand_prologue): ...this new function.
10075 (m68k_output_function_epilogue): Delete in favor of...
10076 (m68k_expand_epilogue): ...this new function.
10077 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
10079 (print_operand): Handle %?.
10080 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
10081 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
10082 (prologue, epilogue): New patterns.
10083 (return): Turn into a define_expand.
10084 (*return): New pattern, derived from old "return" pattern. Use rte
10085 rather than rts for interrupt functions. Only use rtd if the pop
10087 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
10088 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
10089 (link, *link, unlink, *unlink, load_got): Likewise.
10091 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10095 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
10096 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
10097 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
10098 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
10099 and m68k_matches_u_p.
10100 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
10101 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
10102 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
10103 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
10104 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
10105 (REG_STRICT_P): New macro.
10106 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
10107 PCREL_GENERAL_OPERAND_OK.
10108 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
10109 m68k_legitimate_base_reg_p.
10110 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
10111 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
10112 (PIC_CASE_VECTOR_ADDRESS): Update comment.
10113 * config/m68k/m68k.c (m68k_address): New structure.
10114 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
10115 (m68k_decompose_index, m68k_legitimate_constant_address_p)
10116 (m68k_jump_table_ref_p, m68k_decompose_address)
10117 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
10118 (m68k_matches_u_p): New functions.
10119 (print_operand_address): Rewrite to use m68k_decompose_index.
10121 2007-03-05 David Taylor <dtaylor@emc.com>
10123 * gcc.c: Correct copyright date in --version output.
10125 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10127 * pa.md: In unamed move patterns, disparge copies between general
10128 and floating point registers using '?' modifier. Don't include 'f'
10129 constraint for register preferences in DImode, SImode, HImode and
10130 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
10131 Remove constraints for copies between general and floating registers
10132 in soft-float DFmode pattern.
10133 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
10137 2007-03-05 Mike Stump <mrs@apple.com>
10139 * c-common.c (targetcm): Add.
10140 * c-opts.c (c_common_handle_option): Handle language specific
10142 * opts.c (handle_option): Verify language for target options, if
10144 * opth-gen.awk: Add CL_LANG_ALL.
10145 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
10146 (TARGETCM_INITIALIZER): Add.
10147 * target.h (struct gcc_targetcm): Add.
10149 * targhooks.c (default_handle_c_option): Add.
10150 * targhooks.h (default_handle_c_option): Add.
10151 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
10153 * config/darwin.opt (iframework): Add.
10154 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
10155 * config/darwin-c.c (handle_c_option): Add.
10156 (TARGET_HANDLE_C_OPTION): Add.
10158 * doc/invoke.texi (Darwin Options): Add -iframework.
10160 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10162 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
10165 2007-03-05 Ian Lance Taylor <iant@google.com>
10167 * c.opt (fgnu89-inline): New option.
10168 * c-opts.c (c_common_post_options): Set default value for
10170 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
10171 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
10173 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
10174 (grokdeclarator, start_function): Likewise.
10175 * c-cppbuiltin.c (c_cpp_builtins): Define either
10176 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
10177 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
10178 (C Dialect Options): Document -fgnu89-inline.
10179 * doc/extend.texi (Function Attributes): Explain what the
10180 gnu_inline attribute does.
10181 * doc/cpp.texi (Common Predefined Macros): Document
10182 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10184 2007-03-05 Ian Lance Taylor <iant@google.com>
10186 PR tree-optimization/31034
10187 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
10188 half-range if the other side is an overflow infinity.
10190 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10192 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
10193 (bfin*-linux-uclibc*): New configuration.
10194 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
10196 * config/bfin/linux.h: New file.
10197 * config/bfin/libgcc-bfin.ver: New file.
10198 * config/bfin/t-bfin-uclinux: New file.
10199 * config/bfin/t-bfin-linux: New file.
10200 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
10201 (TARGET_OS_CPP_BUILTINS): New macro.
10203 2007-03-05 Richard Guenther <rguenther@suse.de>
10205 * fold-const.c (fold_binary): Remove duplicate folding
10206 of comparison of non-null ADDR_EXPR against null.
10208 2007-03-05 Richard Guenther <rguenther@suse.de>
10209 Dorit Nuzman <dorit@il.ibm.com>
10211 PR tree-optimization/26420
10212 * tree-vectorizer.c (vectorize_loops): Bail out early if there
10213 are no loops in the function. Only print the number of
10214 vectorized loops if it is greater than zero or we are supposed
10215 to print information about unvectorized loops.
10217 2007-03-05 Revital Eres <eres@il.ibm.com>
10219 * gcc.dg/var-expand1.c: New test.
10220 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
10221 when an accumulator is expanded.
10223 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10226 * c-common.c (convert_and_check): Don't give warnings for
10227 conversion if 'expr' already overflowed.
10229 2007-03-04 Roger Sayle <roger@eyesopen.com>
10231 PR middle-end/30744
10232 * fold-const.c (fold_comparison): Enforce type consistency when
10233 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
10235 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
10237 * tree-ssa-address.c (create_mem_ref): Do not put an expression
10238 containing a cast to the base of TARGET_MEM_REF.
10240 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
10242 * tree.c (tree_contains_struct_check_failed): Remove spurious
10243 whitespace from error message.
10245 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10248 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
10249 instead of precision.
10251 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
10252 Nathan Sidwell <nathan@codesourcery.com>
10254 * emit-rtl.c (find_auto_inc): New.
10255 (try_split): recreate REG_INC notes,
10256 Use regular for loops rather than whiles.
10258 2007-03-03 Andreas Schwab <schwab@suse.de>
10260 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
10261 * configure: Regenerate.
10263 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10265 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
10266 flag_rounding_math, not flag_unsafe_math_optimizations.
10268 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
10270 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
10271 alpha_fold_vector_minmax): Likewise.
10272 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10273 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
10275 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
10277 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
10278 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
10279 if the lhs has side-effects.
10280 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
10282 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10284 * config/i386/i386.h (TUNEMASK): Remove define.
10285 (ARCHMASK): Remove define.
10286 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
10287 Use ix86_arch_mask variable instead of ARCHMASK.
10288 * config/i386/i386.c (override_options): Ditto.
10289 (standard_80387_constant_p): Ditto.
10291 2007-03-02 Ian Lance Taylor <iant@google.com>
10293 Used signed infinities in VRP.
10294 * tree-vrp.c (uses_overflow_infinity): New static function.
10295 (supports_overflow_infinity): New static function.
10296 (make_overflow_infinity): New static function.
10297 (negative_overflow_infinity): New static function.
10298 (positive_overflow_infinity): New static function.
10299 (is_negative_overflow_infinity): New static function.
10300 (is_positive_overflow_infinity): New static function.
10301 (is_overflow_infinity): New static function.
10302 (overflow_infinity_range_p): New static function.
10303 (compare_values_warnv): New function split out of compare_values.
10304 (compare_value): Call it.
10305 (set_value_range_to_nonnegative): Add overflow_infinity
10306 parameter. Change caller.
10307 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
10309 (vrp_expr_computes_nonzero): Likewise.
10310 (compare_ranges, compare_range_with_value): Likewise.
10311 (compare_name_with_value, compare_names): Likewise.
10312 (vrp_evaluate_conditional): Likewise.
10313 (set_value_range): Handle infinity
10314 (vrp_operand_equal_p, operand_less_p): Likewise.
10315 (extract_range_from_assert): Likewise.
10316 (vrp_int_const_binop): Likewise.
10317 (extract_range_from_binary_expr): Likewise.
10318 (extract_range_from_unary_expr): Likewise.
10319 (extract_range_from_comparison): Likewise.
10320 (extract_range_from_expr): Likewise.
10321 (dump_value_range): Likewise.
10322 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
10323 (test_for_singularity): Likewise.
10324 (vrp_int_const_binop): Remove inline qualifier.
10325 (adjust_range_with_scev): Add comment.
10326 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10328 2007-03-02 Diego Novillo <dnovillo@redhat.com>
10330 * tree-ssa-structalias.c (could_have_pointers): Tidy.
10331 (get_constraint_for): Likewise.
10332 (do_structure_copy): Likewise.
10333 (find_func_aliases): Fix references to MODIFY_EXPR.
10334 (intra_create_variable_infos): Tidy.
10335 * tree-ssa-operands.c (add_virtual_operand): Add argument
10337 When adding members of alias sets, if IS_CALL_SITE is true and
10338 the symbol is not call-clobbered, skip it.
10339 Adjust all callers.
10341 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
10343 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
10344 entry by means of emit_insn_at_entry.
10346 2007-03-02 Richard Henderson <rth@redhat.com>
10348 * expr.h (promoted_input_arg): Remove decl.
10349 * function.c (promoted_input_arg): Merge into ...
10350 * combine.c (setup_incoming_promotions): ... only caller.
10351 Rearrange to avoid double loop.
10353 2007-03-02 Ben Elliston <bje@au.ibm.com>
10354 Peter Bergner <bergner@vnet.ibm.com>
10355 Janis Johnson <janis187@us.ibm.com>
10357 * config/rs6000/dfp.md: New file.
10358 * config/rs6000/rs6000.md: Include dfp.md.
10359 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
10360 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
10361 and TDmode decimal float modes in FP registers.
10362 (num_insns_constant): Likewise.
10363 (rs6000_legitimate_offset_address_p): Likewise.
10364 (rs6000_legitimize_address): Likewise.
10365 (rs6000_legitimize_reload_address): Likewise.
10366 (rs6000_legitimate_address): Likewise.
10367 (rs6000_emit_move): Likewise.
10368 (function_arg_boundary): Likewise.
10369 (function_arg_advance): Likewise.
10370 (rs6000_darwin64_record_arg_recurse): Likewise.
10371 (function_arg): Likewise.
10372 (rs6000_gimplify_va_arg): Likewise.
10373 (rs6000_split_multireg_move): Likewise.
10374 (rs6000_output_function_epilogue): Likewise.
10375 (rs6000_output_function_epilogue): Likewise.
10376 (rs6000_register_move_cost): Likewise.
10377 (rs6000_function_value): Likewise.
10378 (rs6000_libcall_value): Likewise.
10380 2007-03-02 Richard Sandiford <richard@codesourcery.com>
10382 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
10384 2007-03-02 Richard Sandiford <richard@codesourcery.com>
10386 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
10387 Use $MULTIDIR to choose between the kernel and RTP headers,
10388 and use $WIND_BASE and $WIND_USR to locate them.
10390 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10392 * config/i386/i386.c (override_options): Put initialization of
10393 ix86_tune_mask and ix86_arch_mask to the correct place.
10395 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10396 Michael Meissner <michael.meissner@amd.com>
10399 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
10400 (ARCHMASK): Define.
10401 (TARGET_CMOVE): Use ARCHMASK.
10402 (TARGET_CMPXCHG): Ditto.
10403 (TARGET_CMPXCHG8B): Ditto.
10404 (TARGET_XADD): Ditto.
10405 (TARGET_BSWAP): Ditto.
10406 * config/i386/i386.c (ix86_tune_mask): New global variable.
10407 (ix86_arch_mask): Ditto.
10408 (override_options): Initialize ix86_tune_mask and
10409 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
10412 2007-03-02 Ben Elliston <bje@au.ibm.com>
10415 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
10417 2007-03-02 Joseph Myers <joseph@codesourcery.com>
10419 * target.h (init_dwarf_reg_sizes_extra): New target hook.
10420 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
10421 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
10422 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
10424 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
10425 rs6000_init_dwarf_reg_sizes_extra): New.
10426 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
10427 SPE register high parts.
10429 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
10431 * Makefile.in: Add install-pdf target as
10432 copied from automake v1.10 rules.
10433 * configure.ac: Add install-pdf to target list.
10434 * configure: Regenerate.
10436 2007-03-01 Paul Brook <paul@codesourcery.com>
10438 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
10439 modes to LDRD for DImode.
10440 (output_move_double): Fixup out of range ldrd/strd.
10441 (vfp_secondary_reload_class): Rename...
10442 (coproc_secondary_reload_class): ... to this. Add wb argument.
10443 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
10444 coproc_secondary_reload_class for CLASS_IWMMXT.
10445 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
10446 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
10448 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
10450 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
10451 factor by the estimated number of iterations.
10452 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
10455 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
10456 decode_caches_intel, detect_caches_intel): New functions.
10457 (host_detect_local_cpu): Use detect_caches_amd and
10458 detect_caches_intel.
10460 2007-03-01 Richard Henderson <rth@redhat.com>
10462 * expr.c (emit_move_complex_push): Export.
10463 (emit_move_complex_parts): Split out from ...
10464 (emit_move_complex): ... here.
10465 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
10466 * config/i386/i386.md (movcdi): New.
10468 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
10470 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
10471 size of mode1 to check for tieable modes in MMX case.
10473 2007-03-01 Richard Sandiford <richard@codesourcery.com>
10475 * Makefile.in (rtlanal.o): Depend on tree.h.
10476 * rtl.h (offset_within_section_p, split_const): Declare.
10477 * rtlanal.c: Include tree.h.
10478 (offset_within_block_p): New function, taken from
10479 mips_offset_within_object_p.
10480 (split_const): New function, taken from mips_split_const.
10481 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
10483 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
10484 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
10485 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
10486 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10487 (m68k_illegitimate_symbolic_constant_p): New function.
10488 * config/m68k/m68k.md (movsi): Remove misleading predicates.
10489 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
10490 symbolic constant that might be outside the symbol's section,
10491 move the symbol first and then add the offset.
10492 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
10494 * config/mips/mips.c (mips_split_const): Delete.
10495 (mips_offset_within_object_p): Delete.
10496 (mips_symbolic_constant_p): Use offset_within_section_p and
10497 split_const instead of mips_offset_within_object_p and
10499 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
10500 (mips_legitimize_const_move, print_operand_reloc)
10501 (mips_dangerous_for_la25_p): Use split_const instead of
10504 2007-02-28 Eric Christopher <echristo@apple.com>
10506 * Makefile.in (install-include-dir): Don't rm -rf include.
10508 2007-02-28 Richard Guenther <rguenther@suse.de>
10510 PR middle-end/30364
10511 * fold-const.c (fold_binary): Do not associate expressions
10512 with more than one variable for integer types that do not wrap.
10514 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
10516 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
10517 Delete, and replace with...
10518 (fold_builtin_call_array): This. Update callers to use it.
10519 * fold-const.c (fold_build_call_list): Delete, and replace with...
10520 (fold_build_call_array): This.
10521 (fold_build_call_list_initializer): Delete, and replace with...
10522 (fold_build_call_array_initializer): This.
10523 * tree.h: Update declarations to reflect above changes.
10525 * c-typeck.c (build_function_call): Store converted arguments
10526 in a stack-allocated array instead of building a list.
10527 (convert_arguments): Store arguments in the array passed in as an
10528 argument, and return the actual number of arguments.
10529 * c-format.c: (check_function_format): Pass arguments in an
10530 array instead of a list.
10531 * c-common.c (check_function_nonnull): Likewise.
10532 (check_function_sentinel): Likewise.
10533 (check_function_arguments): Likewise.
10534 * c-common.h: Update declarations to reflect above changes.
10536 2007-02-28 Jan Hubicka <jh@suse.cz>
10538 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
10539 PRED_NEGATIVE_RETURN): Update outcomes.
10541 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
10543 * calls.c (emit_library_call_value_1): Handle partial registers
10544 correctly when building up CALL_INSN_FUNCTION_USAGE.
10546 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10548 * pa/predicates.md (move_src_operand): Allow zero for mode.
10549 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
10552 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
10555 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
10556 *movv2df_internal): Enable pattern only for valid operand
10558 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
10559 tie only 128bit modes. For MMX registers, tie only 64bit modes.
10561 2007-02-27 Mike Stump <mrs@apple.com>
10563 * config/darwin-crt3.c: Avoid compilation when compiling for a
10566 2007-02-27 Joseph Myers <joseph@codesourcery.com>
10568 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
10570 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
10571 for fixed headers and limits.h.
10572 (install-include-dir, install-headers-tar, install-headers-cpio,
10573 install-headers-cp, real-install-headers-tar,
10574 real-install-headers-cpio, real-install-headers-cp): Handle
10575 include-fixed as well as include.
10576 (install-mkheaders): Don't install files that go only in include
10578 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
10579 from GCC_INCLUDE_DIR.
10580 * gcc.c (process_command): Remove special -BstageN/ handling.
10581 (do_spec_1): Add include-fixed directories.
10583 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10585 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
10587 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
10589 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
10592 2007-02-27 Mark Mitchell <mark@codesourcery.com>
10594 * c-common.c (get_priority): Add check for
10595 SUPPORTS_INIT_PRIORITY.
10597 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10599 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
10601 * config/bfin/bfin.c: Include "cfglayout.h".
10602 (MAX_LSETUP_DISTANCE): New macro.
10603 (struct loop_info): New members incoming, incoming_src and
10604 incoming_dest. Delete member predecessor.
10605 (length_for_loop): New function.
10606 (bfin_optimize_loop): Handle more different loop structures.
10607 (bfin_discover_loop): Rework detection of predecessor blocks by
10608 examining incoming edges.
10609 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
10611 (bfin_reorder_loops): New function.
10612 (bfin_reorg_loops): Use these three new functions.
10614 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
10615 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
10616 (CONSTRAINT_LEN): Add entry for 'q'.
10617 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
10618 Add 'q' constraints.
10619 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
10620 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
10622 * config/bfin/bfin.md (add_with_carry): New pattern.
10623 (s_or_u, su_optab, su_modifier): New code macros/attrs.
10624 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
10625 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
10626 support unsigned multiplies too. Removed incorrect commutativity from
10627 operand 1 constraint where appropriate.
10628 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
10630 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
10631 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
10633 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
10634 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
10635 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
10636 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
10637 usmulhisi_hh_huh): New patterns.
10639 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
10640 lshifthi3): Fix output template to use half reg for operand 2.
10642 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
10645 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
10647 2007-02-27 Andreas Schwab <schwab@suse.de>
10649 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
10651 2007-02-27 Jan Hubicka <jh@suse.cz>
10653 * predict.c (last_basic_block_p): Remove.
10654 (tree_estimate_probability): Update return heuristic for commonized
10657 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10659 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
10661 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10663 * doc/include/gcc-common.texi (versionsubtitle): New macro.
10664 * doc/cpp.texi: Standardize title page.
10665 * doc/cppinternals.texi: Likewise.
10666 * doc/gcc.texi: Standardize title page, remove version number
10667 from copyright page.
10668 * doc/gccint.texi: Likewise.
10669 * doc/install.texi: Standardize title page, add table of
10672 2007-02-26 Jan Hubicka <jh@suse.cz>
10674 * predict.def: Set outcomes according to more recent results.
10675 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
10676 Remove dead predictors.
10677 * predict.c (return_prediction): Fix pasto.
10679 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10681 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
10682 change; avoid a memory leak when returning early.
10684 2007-02-26 Mark Mitchell <mark@codesourcery.com>
10686 * c-decl.c (static_ctors): Move to c-common.c.
10687 (static_dtors): Likewise.
10688 (finish_function): Use c_record_cdtor_fn.
10689 (build_cdtor): Move to c-common.c.
10690 (c_write_global_declarations): Use c_build_cdtor_fns.
10691 * c-common.h (static_ctors): Declare.
10692 (static_dtors): Likewise.
10693 (c_record_cdtor_fn): Likewise.
10694 (c_build_cdtor_fns): Likewise.
10695 * c-common.c (static_ctors): New variable.
10696 (static_dtors): Likewise.
10697 (c_record_cdtor_fn): New function.
10698 (build_cdtor): Move from c-decl.c
10699 (c_build_cdtor_fns): New function.
10701 * output.h (assemble_addr_to_section): Declare.
10702 (get_cdtor_priority_section): Likewise.
10703 * varasm.c (assemble_addr_to_section): New function.
10704 (get_cdtor_priority_section): Likewise.
10705 (default_named_section_asm_out_destructor): Use them.
10706 (destor_dtor_section_asm_out_destructor): Likewise.
10707 (default_named_section_asm_out_constructor): Likewise.
10708 (default_ctor_section_asm_out_constructor): Likewise.
10709 * config.gcc (*-*-vxworks*): Include vxworks.o.
10710 * config/t-vxworks (vxworks.o): New target.
10711 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
10712 (TARGET_ASM_CONSTRUCTOR): Define.
10713 (TARGET_ASM_DESTRUCTOR): Likewise.
10714 (vxworks_asm_out_constructor): Declare.
10715 (vxworks_asm_out_destructor): Likewise.
10717 * c-common.c (get_priority): Check that we have not just an
10718 INTEGER_CST, but an integer constant with integeral type.
10720 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
10722 PR tree-optimization/30938
10723 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
10724 use &dt[nargs-1] instead of &dt[nargs] in the call to
10725 vect_is_simple_use().
10727 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
10729 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
10730 from register elimination as PRE_MODIFY / POST_MODIFY increments.
10731 Do not attempt to handle MEM inside auto-inc expressions.
10732 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
10733 of a register modified by an auto-inc expression. However, do handle
10734 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
10735 (elimination_effects): Prohibit elimination of a register modified
10736 by an auto-inc expression. Disable register elimination rules whose
10737 target register is modified by an auto-inc expression with variable
10740 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10742 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
10744 (array_at_struct_end_p): New function.
10745 (idx_infer_loop_bounds): Use it.
10746 (estimate_numbers_of_iterations_loop): Export.
10747 * predict.c (predict_loops): Use estimated_loop_iterations_int.
10748 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
10749 (tree_estimate_probability): Call record_loop_exits.
10750 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
10751 (estimated_loop_iterations, estimated_loop_iterations_int,
10752 estimated_loop_iterations_tree): New functions.
10753 (analyze_siv_subscript_cst_affine,
10754 compute_overlap_steps_for_affine_1_2,
10755 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
10756 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
10757 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
10758 (PRED_LOOP_ITERATIONS_GUESSED): New.
10759 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
10760 * cfgloop.h (estimate_numbers_of_iterations_loop,
10761 estimated_loop_iterations_int): Declare.
10763 2007-02-25 Mark Mitchell <mark@codesourcery.com>
10765 * doc/extend.texi: Document optional priority argument to
10766 constructors and destructors.
10767 * tree.c (init_priority_for_decl): Adjust GTY markers.
10768 (init_ttree): Use priority-info hash functions for
10769 init_priority_for_decl.
10770 (tree_map_eq): Rename to ...
10771 (tree_map_base_eq): ... this.
10772 (tree_map_marked_p): Rename to ...
10773 (tree_map_base_marked_p): ... this.
10774 (tree_map_base_hash): New function.
10775 (decl_init_priority_lookup): Rework.
10776 (decl_fini_priority_lookup): New function.
10777 (decl_priority_info): New function.
10778 (decl_init_priority_insert): Use it.
10779 (decl_fini_priority_insert): Likewise.
10780 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
10782 (decl_restrict_base_insert): Likewise.
10783 (decl_debug_expr_insert): Likewise.
10784 (decl_value_expr_lookup): Likewise.
10785 (decl_value_expr_insert): Likewise.
10786 * tree.h (priority_type): New type.
10787 (decl_init_priority_lookup): Use priority_type.
10788 (decl_fini_priority_lookup): New function.
10789 (decl_init_priority_insert): Use priority_type.
10790 (decl_fini_priority_insert): New function.
10791 (DECL_HAS_INIT_PRIORITY): Tweak comments.
10792 (DECL_INIT_PRIORITY): Likewise.
10793 (SET_DECL_INIT_PRIORITY): Add comment.
10794 (DECL_FINI_PRIORITY): New macro.
10795 (SET_DECL_FINI_PRIORITY): Likewise.
10796 (DEFAULT_INIT_PRIORITY): Document.
10797 (MAX_INIT_PRIORITY): Likewise.
10798 (MAX_RESERVED_INIT_PRIORITY): Likewise.
10799 (tree_map_base): New type.
10800 (tree_map_base_eq): New function.
10801 (tree_map_base_hash): Likewise.
10802 (tree_map_base_marked_p): Likewise.
10803 (tree_map): Inherit from tree_map_base.
10804 (tree_map_eq): Make it a macro.
10805 (tree_map_marked_p): Likewise.
10806 (tree_int_map): Inherit from tree_map_base.
10807 (tree_int_map_eq): Make it a macro.
10808 (tree_int_map_hash): Likewise.
10809 (tree_int_map_marked_p): Likewise.
10810 (tree_priority_map): New type.
10811 (tree_priority_map_eq): New macro.
10812 (tree_priority_map_hash): Likewise.
10813 (tree_priority_map_marked_p): Likewise.
10814 * varasm.c (emults_decl): Adjust for refactoring of tree_map
10816 (emutls_common_1): Likewise.
10817 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
10818 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
10819 of tree_map hierarchy.
10820 * tree-cfg.c (move_stmt_r): Likewise.
10821 (new_label_mapper): Likewise.
10822 * c-tree.h (c_expand_body): Move to ...
10823 * c-common.h (c_expand_body): ... here.
10824 * c-decl.c (c_expand_body): Move to ...
10825 * c-common.c (c_expand_body): ... here.
10826 (c_common_attribute_table): Allow 1 argument for the constructor
10827 and destructor attributes.
10828 (get_priority): New function.
10829 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
10830 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
10832 2007-02-24 Jan Hubicka <jh@suse.cz>
10834 PR middle-end/30509
10835 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
10837 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10838 Jan Hubicka <jh@suse.cz>
10841 * i386.c (counter_mode): New function.
10842 (expand_set_or_movmem_via_loop): Use it.
10843 (expand_movmem_epilogue): Likewise; fix pasto.
10844 (ix86_expand_movmem): Do emit guard even for constant counts.
10845 (ix86_expand_setmem): Likewise.
10847 2007-02-25 Nick Clifton <nickc@redhat.com>
10849 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
10850 (JUMP_TABLES_IN_TEXT_SECTION): Define.
10852 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
10855 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
10856 count argument with 0x10, not with 0x16.
10857 (expand_setmem_epilogue): Ditto.
10859 2007-02-24 Mike Stump <mrs@apple.com>
10861 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
10864 2007-02-24 Richard Guenther <rguenther@suse.de>
10866 PR middle-end/30951
10867 * fold-const.c (fold_binary): Fold x +- CST op x for
10868 EQ_EXPR and NE_EXPR.
10870 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10872 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
10874 2007-02-24 Jan Hubicka <jh@suse.cz>
10876 * cgraphunit.c (decide_is_function_needed): Honor
10877 -fkeep-inline-functions.
10879 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10881 * builtins.c (fold_builtin_modf): New.
10882 (fold_builtin_2): Use it.
10884 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
10886 * loop-iv.c (implies_p): Detect additional cases where A implies B.
10887 (determine_max_iter): Take additional LOOP arg; all callers changed.
10888 Lose broken logic dealing with PLUS. Try to limit the upper bound by
10889 one using simplifications.
10890 (simplify_using_initial_values): Return if the expression becomes
10891 invalid due to altered regs.
10893 2007-02-23 DJ Delorie <dj@redhat.com>
10895 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
10897 2007-02-23 Mike Stump <mrs@apple.com>
10899 * tlink.c (scan_linker_output): Parse linker messages from
10900 darwin9's linker better.
10902 2007-02-23 Steve Ellcey <sje@cup.hp.com>
10905 * varpool.c (varpool_assemble_pending_decls): Set
10906 varpool_last_needed_node to null.
10908 2007-02-23 DJ Delorie <dj@redhat.com>
10910 * config/i386/i386.c (ix86_data_alignment): Don't specify an
10911 alignment bigger than the object file can handle.
10913 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
10916 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
10917 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
10918 (*movsf_1): Penalize MMX moves.
10920 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
10922 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
10923 2^32-1 or more times unless flag_unsafe_loop_optimizations.
10925 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
10927 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10929 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
10930 (fold_builtin_1): Use them.
10931 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10932 BUILT_IN_SIGNIFICAND.
10934 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
10936 * config/i386/i386.c (bdesc_1arg): Initialize
10937 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
10938 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
10939 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
10940 and IX86_BUILTIN_MOVSLDUP.
10942 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
10944 PR rtl-optimization/30841
10945 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
10947 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10949 * builtins.c (fold_builtin_frexp): New.
10950 (fold_builtin_2): Use it.
10952 2007-02-22 Mark Mitchell <mark@codesourcery.com>
10954 * doc/invoke.texi (Spec Files): Document getenv spec function.
10956 * gcc.c (getenv_spec_function): New function.
10957 (static_spec_functions): Add it.
10958 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
10959 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
10962 2007-02-22 Michael Matz <matz@suse.de
10965 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
10966 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
10968 2007-02-22 Ian Lance Taylor <iant@google.com>
10971 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
10972 (mem_loc_descriptor): Call it.
10974 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
10975 Ira Rosen <irar@il.ibm.com>
10977 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
10979 2007-02-22 Ira Rosen <irar@il.ibm.com>
10981 PR tree-optimization/30843
10982 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
10983 stores only after all the group is vectorized.
10985 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
10987 PR tree-optimization/30858
10988 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
10989 in the reduction cycle have a single use in the loop.
10990 * tree-vectorizer.h (relevant): Add documentation.
10992 2007-02-20 Mike Stump <mrs@apple.com>
10994 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
10995 * configure: Regenerate.
10997 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10999 Change the defaults of some parameters and options.
11000 * config/spu/spu-protos.h (spu_optimization_options): Declare.
11001 * config/spu/spu.c (spu_optimization_options): Add.
11002 (spu_override_options): Change params in spu_optimization_options.
11003 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
11005 Register 127 is only 16 byte aligned when used as a frame pointer.
11006 * config/spu/spu-protos.h (spu_init_expanders): Declare.
11007 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
11008 HARD_FRAME_POINTER_REGNUM.
11009 (spu_legitimate_address): Use regno_aligned_for_reload.
11010 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
11011 aligned when frame_pointer_needed is true.
11012 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
11014 * config/spu/spu.h (INIT_EXPANDERS): Define.
11016 Make sure shift and rotate instructions have valid immediate operands.
11017 * config/spu/predicates.md (spu_shift_operand): Remove.
11018 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
11019 * config/spu/constraints.md (W, O): Extend range.
11020 * config/spu/spu.md (umask, nmask): Define.
11021 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
11022 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
11023 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
11024 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
11025 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
11026 (lshr<mode>3_reg): Fix rtl description.
11028 Make sure mulhisi immediate operands are valid.
11029 * config/spu/predicates.md (imm_K_operand): Add.
11030 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
11032 Generate constants using fsmbi and andi.
11033 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
11034 (print_operand, spu_split_immediate, classify_immediate,
11035 fsmbi_const_p): Handle IC_FSMBI2.
11037 Correctly handle a CONST_VECTOR containing symbols.
11038 * config/spu/spu.c (print_operand): Handle HIGH correctly.
11039 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
11040 (immediate_load_p): Allow symbols that use 2 instructions to create.
11041 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
11042 with symbols when flag_pic is set.
11043 (const_vector_immediate_p): New.
11044 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
11045 accept a CONST_VECTOR with symbols.
11046 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
11047 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
11049 * config/spu/spu.md (high, low): Delete.
11050 (low_<mode>): Define.
11052 Remove INTRmode and INTR_REGNUM, which didn't work.
11053 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
11055 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
11056 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
11057 peephole2 pattern): Don't use INTR or 131.
11058 (movintrcc): Delete.
11059 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
11060 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
11061 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
11062 (UNSPEC_SET_INTR): Add.
11063 * config/spu/spu-modes.def (INTR): Remove.
11065 More accurate warnings about run-time relocations.
11066 * config/spu/spu.c (reloc_diagnostic): Test in_section.
11068 Correctly warn about immediate arguments to specific intrinsics.
11069 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
11070 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
11071 the instruction predicate.
11073 Fix tree check errors with latest update.
11074 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
11076 (spu_expand_builtin): Use CALL_EXPR_FN.
11078 Add missing specific intrinsics.
11079 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
11081 * config/spu/spu_internals.h: Ditto.
11083 Fix incorrect operand modifiers.
11084 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
11085 * config/spu/spu.md (xor<mode>3): Change %S to %J.
11087 Optimize one case of zero_extend of a vec_select.
11088 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
11090 Accept any immediate for hbr.
11091 * config/spu/spu.md (hbr): Change s constraints to i.
11093 2007-02-21 Paul Brook <paul@codesourcery.com>
11095 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
11096 condexec_count when skipping USE and CLOBBER.
11098 2007-02-21 Nick Clifton <nickc@redhat.com>
11100 * common.opt (Warray-bounds): Add Warning attribute.
11101 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
11103 (fsized-zeroes): Add Optimization attribute.
11104 (fsplit-wide-types, ftree-scev-cprop): Likewise.
11105 * c.opt (Wc++0x-compat): Add Warning attribute.
11107 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
11109 PR middle-end/30761
11110 * reload1.c (eliminate_regs_in_insn): In the single_set special
11111 case, attempt to re-recognize the insn before falling back to
11112 having reload fix it up.
11114 2007-02-20 Eric Christopher <echristo@gmail.com>
11116 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
11117 Rewrite accordingly.
11118 (frv_read_iacc_argument): Ditto.
11119 (frv_expand_set_builtin): Take a call instead of arglist, update for
11121 (frv_expand_unop_builtin): Ditto.
11122 (frv_expand_binop_builtin): Ditto.
11123 (frv_expand_cut_builtin): Ditto.
11124 (frv_expand_binopimm_builtin): Ditto.
11125 (frv_expand_voidbinop_builtin): Ditto.
11126 (frv_expand_int_void2arg): Ditto.
11127 (frv_expand_prefetches): Ditto.
11128 (frv_expand_voidtriop_builtin): Ditto.
11129 (frv_expand_voidaccop_builtin): Ditto.
11130 (frv_expand_load_builtin): Ditto.
11131 (frv_expand_store_builtin): Ditto.
11132 (frv_expand_mdpackh_builtin): Ditto.
11133 (frv_expand_mclracc_builtin): Ditto.
11134 (frv_expand_mrdacc_builtin): Ditto.
11135 (frv_expand_mwtacc_builtin): Ditto.
11136 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
11139 2007-02-20 Janis Johnson <janis187@us.ibm.com>
11141 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
11142 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
11144 (HAVE_GAS_DFP): Check for assembler support of decimal floating
11145 point instructions.
11146 * configure: Regenerate.
11147 * config.in: Regenerate.
11148 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
11149 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
11150 masks to power6 and power6x and to POWERPC_MASKS.
11151 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11153 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
11154 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
11155 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11156 Access PROTOTYPE as variable, not mask.
11158 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11160 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
11161 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
11162 * combine.c (adjust_for_new_dest): Use it.
11163 * postreload.c (reload_combine): Likewise.
11165 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11167 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
11168 notes on an insn with multiple sets, even if single_set returns
11169 non-NULL for that insn.
11171 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11173 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
11174 scalbn and scalbln.
11176 2007-02-20 Geoffrey Keating <geoffk@apple.com>
11178 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
11179 if user didn't pass it.
11180 * config/i386/darwin.h (CC1_SPEC): Likewise.
11181 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
11182 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
11183 -mmacosx-version-min.
11185 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11186 Uros Bizjak <ubizjak@gmail.com>
11188 * optabs.h (enum optab_index): Add new OTI_scalb.
11189 (scalb_optab): Define corresponding macro.
11190 * optabs.c (init_optabs): Initialize scalb_optab.
11191 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
11193 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
11194 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
11195 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
11196 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
11197 flag_unsafe_math_optimizations is set.
11199 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
11200 to implement scalbf, scalb and scalbl built-ins as inline x87
11203 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11204 DJ Delorie <dj@redhat.com>
11207 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
11208 (diagnostic_report_diagnostic): ... here, and turn them into real
11209 errors. If warnings are inhibited, no need to do anything.
11211 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
11213 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
11214 better code generation.
11216 2007-02-20 Ben Elliston <bje@au.ibm.com>
11218 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
11220 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
11222 * config/alpha/alpha.c, config/alpha/alpha.md,
11223 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
11224 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
11225 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
11226 config/arm/lib1funcs.asm: Follow spelling conventions.
11228 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
11229 config/fr30/fr30.md, config/i386/i386.h,
11230 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11231 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
11232 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
11233 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
11234 config/rs6000/altivec.md, config/rs6000/rs6000.c,
11235 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
11236 config/sparc/sparc.c, config/sparc/sparc.h,
11237 config/sparc/sparc.md, config/spu/constraints.md,
11238 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
11241 2007-02-20 Alan Modra <amodra@bigpond.net.au>
11244 * varasm.c (use_blocks_for_decl_p): Return false for decls with
11247 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11249 * doc/invoke.texi (-ftree-lrs): Remove.
11251 2007-02-19 Diego Novillo <dnovillo@redhat.com>
11253 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
11256 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
11258 * config/ia64/ia64.c (ia64_expand_builtin): Use the
11259 new CALL_EXPR_FN macro for retrieving the function
11260 declaration of the input expression.
11262 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11264 * c.opt (Waddress): New.
11265 * common.opt (Walways-true): Delete.
11266 (Wstring-literal-comparison): Delete.
11267 * doc/invoke.texi (Warning Options): Delete -Walways-true and
11268 -Wstring-literal-comparison. Add -Waddress.
11270 (Walways-true): Delete.
11271 (Wstring-literal-comparison): Delete.
11272 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
11273 consistently instead of -Walways-true in example.
11274 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
11275 * c-typeck.c (parser_build_binary_op): Replace
11276 -Wstring-literal-comparison and -Walways-true with -Waddress.
11277 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
11280 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
11282 * tree-cfg.c (dump_function_to_file): Be prepared for functions
11283 without DECL_STRUCT_FUNCTION initialized.
11285 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
11287 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
11288 due to calls to functions taking pointers as parameters.
11290 2007-02-19 Richard Henderson <rth@redhat.com>
11293 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
11296 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
11298 * config/s390/s390.c (s390_call_saved_register_used,
11299 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
11300 accessed to the new scheme.
11302 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11304 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
11305 (cris_print_index, cris_print_operand, cris_print_operand_address)
11306 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
11307 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
11308 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
11309 GET_CODE () == xxx.
11310 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
11311 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
11312 GO_IF_LEGITIMATE_ADDRESS): Ditto.
11313 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
11314 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
11315 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
11316 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
11317 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
11318 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
11319 (uminsi3, call, call_value): Ditto.
11320 (define_split: indir_to_reg_split, unnamed): Ditto.
11322 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
11324 PR tree-optimization/30975
11325 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
11328 2007-02-18 Eric Christopher <echristo@gmail.com>
11330 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
11331 Remove use of arglist.
11332 (mips_expand_builtin): Remove use of arglist, pass in expr.
11333 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
11334 (mips_expand_builtin_movtf): Ditto.
11335 (mips_expand_builtin_compare): Ditto.
11337 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
11339 * tree-sra.c (sra_build_assignment): Replace assertion
11340 checking with a comment explaining why it can't be done.
11342 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
11344 PR middle-end/30833
11345 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
11346 during CALL_EXPR representation conversion.
11347 * tree-ssa-propagate.c (set_rhs): Likewise.
11349 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
11351 * tree-sra.c (sra_build_assignment): Disable assertion checking
11354 2007-02-18 Roger Sayle <roger@eyesopen.com>
11356 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
11357 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11358 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
11360 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
11361 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
11362 gimplify_init_ctor_eval_range, gimple_push_cleanup,
11363 gimplify_omp_for, gimplify_omp_atomic_pipeline,
11364 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
11365 force_gimple_operand): Likewise.
11366 * ipa-cp.c (constant_val_insert): Likewise.
11367 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
11368 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
11369 perfect_nestify): Likewise.
11370 * langhooks.c (lhd_omp_assignment): Likewise.
11371 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
11372 lower_copyprivate_clauses, lower_send_clauses,
11373 lower_send_shared_vars, expand_parallel_call,
11374 expand_omp_for_generic, expand_omp_for_static_nochunk,
11375 expand_omp_for_static_chunk, expand_omp_sections,
11376 lower_omp_single_copy, lower_omp_for_lastprivate,
11377 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
11378 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11379 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
11382 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11384 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
11385 config/sh/sh.md: Follow spelling conventions.
11387 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
11388 config/frv/predicates.md: Follow spelling conventions.
11390 * config/m68k/linux-unwind.h: Fix a comment typo.
11391 * target.h: Follow spelling conventions.
11393 2007-02-18 Roger Sayle <roger@eyesopen.com>
11395 PR rtl-optimization/28173
11396 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
11397 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
11398 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
11399 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
11400 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
11402 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11404 * builtins.c (fold_builtin_load_exponent): New.
11405 (fold_builtin_2): Use it.
11407 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
11409 PR rtl-optimization/30773
11410 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
11411 if we fail to attach a REG_EQUIV note.
11413 2007-02-18 David Edelsohn <edelsohn@gnu.org>
11414 Roger Sayle <roger@eyesopen.com>
11416 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
11418 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
11420 * calls.c (initialize_argument_information): Pass original EXP
11421 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
11422 code to split complex arguments here, as part of initializing the
11424 (expand_call): Remove code that builds a list of arguments and
11425 inserts implicit arguments into it. Instead, just count how many
11426 implicit arguments there will be so we can determine the size of
11427 the ARGS array, and let initialize_argument_information do the work.
11428 (split_complex_values): Delete unused function.
11430 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
11432 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
11434 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
11436 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
11437 for arg pointer based indexed addressing.
11439 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
11441 * config/ia64/ia64.h, config/ia64/ia64.md,
11442 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
11443 spelling conventions.
11445 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11447 * config/m68k/m68k.c (split_di): New.
11448 * config/m68k/m68k-protos.h: Declare split_di.
11449 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
11450 Improve predicate handling and split constant shifts.
11452 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11454 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
11455 parameter for register bitfield operations, general predicates
11458 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11460 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
11461 * config/m68k/linux-unwind.h: New file.
11463 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
11465 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
11466 config/i386/athlon.md, config/ia64/ia64.md,
11467 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
11468 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
11469 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
11470 tree-ssa-loop-niter.c, tree-vect-analyze.c,
11471 tree-vect-transform.c: Fix comment typos.
11473 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
11475 * sched-deps.c (find_insn_list): Remove.
11476 * sched-int.h: Remove the prototype for find_insn_list.
11478 2007-02-16 Geoffrey Keating <geoffk@apple.com>
11480 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
11482 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
11483 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
11484 darwin_rs6000_override_options.
11485 (C_COMMON_OVERRIDE_OPTIONS): Expect
11486 darwin_macosx_version_min to be non-NULL always.
11487 (TARGET_C99_FUNCTIONS): Likewise.
11488 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
11489 (DARWIN_MINVERSION_SPEC): New.
11490 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
11491 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
11493 (DARWIN_MINVERSION_SPEC): New.
11494 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
11496 * config/darwin-c.c (darwin_cpp_builtins): Expect
11497 darwin_macosx_version_min to be non-NULL always.
11499 * config/rs6000/rs6000.c: Clean up trailing whitespace.
11501 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
11503 * config/i386/i386.h (x86_use_xchgb): New.
11504 (TARGET_USE_XCHGB): New macro.
11505 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
11506 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
11507 Split after reload into bswaphi for shifts of 8.
11508 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
11509 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
11510 or when optimizing for size.
11512 2007-02-16 Richard Guenther <rguenther@suse.de>
11513 Christian Bruel <christian.bruel@st.com>
11515 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
11516 DECLs but prefer SSA_NAMEs over DECLs.
11518 2007-02-16 Richard Guenther <rguenther@suse.de>
11520 * tree-flow-inline.h (single_imm_use_p): Remove.
11521 (zero_imm_uses_p): Likewise.
11522 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
11523 instead of single_imm_use_p.
11524 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
11527 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11530 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
11531 nested double- and backquotes.
11533 2007-02-15 Roger Sayle <roger@eyesopen.com>
11535 PR middle-end/30391
11536 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
11537 should be unreachable.
11538 (build2_stat): Allow construction of MODIFY_EXPR at any time.
11539 For the time being redirect GIMPLE_MODIFY_STMT to the new
11540 (renamed) build_gimple_modify_stmt_stat.
11541 (build2_gimple_stat): Rename to...
11542 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
11543 Always build a GIMPLE_MODIFY_STMT node.
11544 * tree.h (build2_gimple, build2_gimple_stat): Delete.
11545 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
11548 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
11549 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
11550 * tree-complex.c (set_component_ssa_name, expand_complex_move,
11551 expand_complex_div_wide): Likewise.
11552 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
11553 * tree-ssa-loop-im.c (schedule_sm): Likewise.
11554 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
11555 * tree-ssa-loop-manip.c (create_iv): Likewise.
11556 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
11557 abs_replacement): Likewise.
11558 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
11559 realify_fake_stores): Likewise.
11561 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
11562 node rather than a GIMPLE_MODIFY_STMT node.
11563 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
11564 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
11566 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
11567 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
11568 GIMPLE_MODIFY_STMT.
11570 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11572 PR middle-end/30433
11573 * fold-const.c (fold_comparison): Add back the
11574 folding of constant complex comparisions.
11576 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11578 PR middle-end/30729
11579 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
11580 effects unknown to this function, return early.
11582 2007-02-15 Ian Lance Taylor <iant@google.com>
11584 * lower-subreg.c (move_eh_region_note): New static function.
11585 (resolve_simple_move): Call it.
11586 (decompose_multiword_subregs): Track blocks for which we resolve a
11587 simple move which is also a control flow insn. Pass them to
11588 find_many_sub_basic_blocks.
11589 (pass_lower_subreg): Add TODO_verify_flow.
11590 (pass_lower_subreg2): Likewise.
11592 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11593 Brooks Moses <brooks.moses@codesourcery.com>
11594 Lee Millward <lee.millward@codesourcery.com>
11596 * tree.h (enum tree_code_class): Add tcc_vl_exp.
11597 (VL_EXP_CLASS_P): New.
11598 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
11600 (TREE_OPERAND_CHECK_CODE): Likewise.
11601 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
11602 (TREE_RTL_OPERAND_CHECK): Likewise.
11603 (tree_operand_check_failed): Make second parameter the whole tree
11604 instead of its code. Fixed callers.
11605 (VL_EXP_CHECK): New.
11606 (TREE_OPERAND_LENGTH): New.
11607 (VL_EXP_OPERAND_LENGTH): New.
11608 (CALL_EXPR_FN): New.
11609 (CALL_EXPR_STATIC_CHAIN): New.
11610 (CALL_EXPR_ARGS): New.
11611 (CALL_EXPR_ARG): New.
11612 (call_expr_nargs): New.
11613 (CALL_EXPR_ARGP): New.
11614 (build_nt_call_list): Declare.
11615 (build_vl_exp_stat): Declare.
11616 (build_vl_exp): New.
11617 (build_call_list): Declare.
11618 (build_call_nary): Declare.
11619 (build_call_valist): Declare.
11620 (build_call_array): Declare.
11621 (call_expr_arg): Declare.
11622 (call_expr_argp): Declare.
11623 (call_expr_arglist): Declare.
11624 (fold_build_call_list): Declare.
11625 (fold_build_call_list_initializer): Declare.
11626 (fold_call_expr): Declare to replace fold_builtin.
11627 (fold_builtin_fputs): Update to agree with modified definition.
11628 (fold_builtin_strcpy): Likewise.
11629 (fold_builtin_strncpy): Likewise.
11630 (fold_builtin_memory_chk): Likewise.
11631 (fold_builtin_stxcpy_chk): Likewise.
11632 (fold_builtin_strncpy_chk): Likewise.
11633 (fold_builtin_next_arg): Likewise.
11634 (fold_build_call_expr): Declare.
11635 (fold_builtin_call_list): Declare.
11636 (fold_builtin_call_valist): Declare.
11637 (build_call_expr): Declare.
11638 (validate_arglist): Update to agree with modified definition.
11639 (tree_operand_length): New.
11640 (call_expr_arg_iterator): New.
11641 (init_call_expr_arg_iterator): New.
11642 (next_call_expr_arg): New.
11643 (first_call_expr_arg): New.
11644 (more_call_expr_args_p): New.
11645 (FOR_EACH_CALL_EXPR_ARG): New.
11647 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
11648 and tcc_gimple_stmt.
11649 (tree_code_size): Update documentation. Use sizeof (tree) rather
11650 than sizeof (char *).
11651 (tree_size): Likewise. Add case for tcc_vl_exp.
11652 (tree_node_structure): Add case for tcc_vl_exp.
11653 (contains_placeholder_p): Likewise.
11654 (substitute_in_expr): Likewise.
11655 (substitute_placeholder_in_expr): Likewise.
11656 (stabilize_reference_1): Likewise.
11657 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
11658 to diagnose breakage of this interface for constructing CALL_EXPRs.
11659 (build_nt): Add similar assertion here.
11660 (build_nt_call_list): New.
11661 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
11662 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
11664 (get_callee_fndecl): Use new CALL_EXPR accessors.
11665 (tree_operand_check_failed): Change parameters to pass entire node
11666 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
11667 (process_call_operands): New.
11668 (build_vl_exp_stat): New.
11669 (build_call_list): New.
11670 (build_call_nary): New.
11671 (build_call_valist): New.
11672 (build_call_array): New.
11673 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11674 (call_expr_arglist): New.
11676 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
11677 tcc_vl_exp instead of a fixed-size tcc_expression.
11679 * doc/c-tree.texi (CALL_EXPR): Document new representation and
11680 accessors for CALL_EXPRs.
11681 (AGGR_INIT_EXPR): Likewise.
11683 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11684 Brooks Moses <brooks.moses@codesourcery.com>
11685 Lee Millward <lee.millward@codesourcery.com>
11687 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
11688 (expand_builtin_nonlocal_goto): Change parameter to be entire
11689 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
11690 (expand_builtin_prefetch): Likewise.
11691 (expand_builtin_classify_type): Likewise.
11692 (mathfn_built_in): Return NULL_TREE instead of 0.
11693 (expand_errno_check): Use new CALL_EXPR accessors.
11694 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
11695 Return NULL_RTX instead of 0.
11696 (expand_builtin_mathfn_2): Likewise.
11697 (expand_builtin_mathfn_3): Likewise.
11698 (expand_builtin_interclass_mathfn): Likewise.
11699 (expand_builtin_sincos): Likewise.
11700 (expand_builtin_cexpi): Likewise.
11701 (expand_builtin_int_roundingfn): Likewise.
11702 (expand_builtin_int_roundingfn_2): Likewise.
11703 (expand_builtin_pow): Likewise.
11704 (expand_builtin_powi): Likewise.
11705 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
11706 of arglist, fixing callers appropriately. Use new CALL_EXPR
11707 accessors and constructors. Return NULL_RTX instead of 0.
11708 (expand_builtin_strstr): Likewise.
11709 (expand_builtin_strchr): Likewise.
11710 (expand_builtin_strrchr): Likewise.
11711 (expand_builtin_strpbrk): Likewise.
11712 (expand_builtin_memcpy): Likewise.
11713 (expand_builtin_mempcpy): Likewise.
11714 (expand_builtin_mempcpy_args): New.
11715 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
11716 (expand_builtin_memmove_args): New.
11717 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
11718 (expand_movstr): Likewise.
11719 (expand_builtin_strcpy): Likewise.
11720 (expand_builtin_strcpy_args): New.
11721 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
11722 (expand_builtin_strncpy): Likewise.
11723 (expand_builtin_memset): Likewise.
11724 (expand_builtin_memset_args): New.
11725 (expand_builtin_bzero): Similarly to expand_builtin_memset.
11726 (expand_builtin_memcmp): Likewise.
11727 (expand_builtin_strcmp): Likewise.
11728 (expand_builtin_strncmp): Likewise.
11729 (expand_builtin_strcat): Likewise.
11730 (expand_builtin_strncat): Likewise.
11731 (expand_builtin_strspn): Likewise.
11732 (expand_builtin_strcspn): Likewise.
11733 (expand_builtin_args_info): Likewise.
11734 (expand_builtin_va_start): Likewise.
11735 (gimplify_va_arg_expr): Likewise.
11736 (expand_builtin_va_end): Likewise.
11737 (expand_builtin_va_copy): Likewise.
11738 (expand_builtin_frame_address): Likewise.
11739 (expand_builtin_alloca): Likewise.
11740 (expand_builtin_bswap): Likewise.
11741 (expand_builtin_unop): Likewise.
11742 (expand_builtin_fputs): Likewise.
11743 (expand_builtin_expect): Likewise.
11744 (expand_builtin_fabs): Likewise.
11745 (expand_builtin_copysign): Likewise.
11746 (expand_builtin_printf): Likewise.
11747 (expand_builtin_fprintf): Likewise.
11748 (expand_builtin_sprintf): Likewise.
11749 (expand_builtin_init_trampoline): Likewise.
11750 (expand_builtin_signbit): Likewise.
11751 (expand_builtin_fork_or_exec): Likewise.
11752 (expand_builtin_sync_operation): Likewise.
11753 (expand_builtin_compare_and_swap): Likewise.
11754 (expand_builtin_lock_test_and_set): Likewise.
11755 (expand_builtin_lock_release): Likewise.
11756 (expand_builtin): Likewise.
11757 (builtin_mathfn_code): Likewise.
11759 (fold_builtin_constant_p): Pass call arguments individually instead
11760 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11761 accessors and constructors. Return NULL_TREE instead of 0.
11762 (fold_builtin_expect): Likewise.
11763 (fold_builtin_classify_type): Likewise.
11764 (fold_builtin_strlen): Likewise.
11765 (fold_builtin_nan): Likewise.
11766 (integer_valued_real_p): Likewise.
11767 (fold_trunc_transparent_mathfn): Likewise.
11768 (fold_fixed_mathfn): Likewise.
11769 (fold_builtin_cabs): Likewise.
11770 (fold_builtin_sqrt): Likewise.
11771 (fold_builtin_cbrt): Likewise.
11772 (fold_builtin_cos): Likewise.
11773 (fold_builtin_cosh): Likewise.
11774 (fold_builtin_tan): Likewise.
11775 (fold_builtin_sincos): Likewise.
11776 (fold_builtin_cexp): Likewise.
11777 (fold_builtin_trunc): Likewise.
11778 (fold_builtin_floor): Likewise.
11779 (fold_builtin_ceil): Likewise.
11780 (fold_builtin_round): Likewise.
11781 (fold_builtin_int_roundingfn): Likewise.
11782 (fold_builtin_bitop): Likewise.
11783 (fold_builtin_bswap): Likewise.
11784 (fold_builtin_logarithm): Likewise.
11785 (fold_builtin_hypot): Likewise.
11786 (fold_builtin_pow): Likewise.
11787 (fold_builtin_powi): Likewise.
11788 (fold_builtin_exponent): Likewise.
11789 (fold_builtin_memset): Likewise.
11790 (fold_builtin_bzero): Likewise.
11791 (fold_builtin_memory_op): Likewise.
11792 (fold_builtin_bcopy): Deleted; call site changed to invoke
11793 fold_builtin_memory_op directly.
11794 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
11795 (fold_builtin_strncpy): Likewise.
11796 (fold_builtin_memcmp): Likewise.
11797 (fold_builtin_strcmp): Likewise.
11798 (fold_builtin_strncmp): Likewise.
11799 (fold_builtin_signbit): Likewise.
11800 (fold_builtin_copysign): Likewise.
11801 (fold_builtin_isascii): Likewise.
11802 (fold_builtin_toascii): Likewise.
11803 (fold_builtin_isdigit): Likewise.
11804 (fold_builtin_fabs): Likewise.
11805 (fold_builtin_abs): Likewise.
11806 (fold_builtin_fmin_fmax): Likewise.
11807 (fold_builtin_carg): Likewise.
11808 (fold_builtin_classify): Likewise.
11809 (fold_builtin_unordered_cmp): Likewise.
11811 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
11812 New functions split out from fold_builtin_1.
11813 (fold_builtin_n): New.
11814 (fold_builtin_varargs): New.
11815 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
11817 (fold_call_expr): New.
11818 (build_function_call_expr): Rewrite to use new helper function.
11819 (fold_builtin_call_list): New.
11820 (build_call_expr): New.
11821 (fold_builtin_call_valist): New.
11822 (rewrite_call_expr): New.
11823 (validate_arg): New.
11824 (validate_arglist): Change parameter to be entire CALL_EXPR instead
11825 of an arglist. Change return type to bool. Use new CALL_EXPR
11828 (fold_builtin_strstr): Pass call arguments individually instead
11829 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11830 accessors and constructors. Return NULL_TREE instead of 0.
11831 (fold_builtin_strchr): Likewise.
11832 (fold_builtin_strrchr): Likewise.
11833 (fold_builtin_strpbrk): Likewise.
11834 (fold_builtin_strcat): Likewise.
11835 (fold_builtin_strncat): Likewise.
11836 (fold_builtin_strspn): Likewise.
11837 (fold_builtin_strcspn): Likewise.
11838 (fold_builtin_fputs): Likewise.
11839 (fold_builtin_next_arg): Likewise.
11840 (fold_builtin_sprintf): Likewise.
11842 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
11843 NULL_RTX instead of 0.
11844 (expand_builtin_memory_chk): Likewise.
11845 (maybe_emit_chk_warning): Likewise.
11846 (maybe_emit_sprintf_chk_warning): Likewise.
11848 (fold_builtin_object_size): Pass call arguments individually instead
11849 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11850 accessors and constructors. Return NULL_TREE instead of 0.
11851 (fold_builtin_memory_chk): Likewise.
11852 (fold_builtin_stxcpy_chk): Likewise.
11853 (fold_builtin_strncpy_chk): Likewise.
11854 (fold_builtin_strcat_chk): Likewise.
11855 (fold_builtin_strcat_chk): Likewise.
11856 (fold_builtin_strncat_chk): Likewise.
11857 (fold_builtin_sprintf_chk): Likewise.
11858 (fold_builtin_snprintf_chk): Likewise.
11859 (fold_builtin_printf): Likewise.
11860 (fold_builtin_vprintf): Likewise.
11862 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
11864 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
11865 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11866 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
11867 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
11868 (fold_unary): Likewise.
11869 (fold_binary): Likewise.
11870 (fold_ternary): Remove CALL_EXPR case, since they are no longer
11871 ternary expressions.
11872 (fold): Add logic for tcc_vl_exp.
11873 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
11874 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11875 (fold_build3_stat): Add assertion to flag broken interface for
11876 constructing CALL_EXPRs.
11877 (fold_build_call_list): New.
11878 (fold_build_call_list_initializer): New.
11879 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
11881 (fold_strip_sign_ops): Likewise.
11883 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11884 Brooks Moses <brooks.moses@codesourcery.com>
11885 Lee Millward <lee.millward@codesourcery.com>
11887 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
11888 accessors and dump arguments explicitly.
11890 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
11892 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
11894 (print_call_name): Use new CALL_EXPR accessors.
11896 * print-tree.c (print_node): Add case tcc_vl_exp. Print
11897 CALL_EXPR arguments explicitly instead of as a list. Use
11898 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11900 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
11901 (vrp_visit_stmt): Likewise.
11903 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
11904 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
11906 (force_move_till_expr): Likewise.
11908 * targhooks.c (default_external_stack_protect_fail): Use
11909 build_call_expr instead of build_function_call_expr.
11910 (default_hidden_stack_protect_fail): Likewise.
11912 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
11915 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
11916 and walk arguments explicitly.
11918 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
11919 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11920 (expand_simple_operations): Likewise.
11921 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
11923 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
11924 of TREE_CODE_LENGTH.
11925 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
11927 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
11928 instead of TREE_CODE_LENGTH.
11930 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
11931 (tree_ic_transform): Likewise.
11932 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
11933 parameter instead of arglist. Fix callers.
11934 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
11935 (tree_stringops_transform): Likewise.
11936 (tree_indirect_call_to_profile): Likewise.
11937 (tree_stringops_values_to_profile): Likewise.
11939 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
11940 (eliminate_tail_call): Likewise.
11942 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
11944 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
11945 Use TREE_OPERAND_LENGTH and generalize to handle any number of
11947 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
11949 * omp-low.c (build_omp_barrier): Use build_call_expr.
11950 (lower_rec_input_clauses): Likewise.
11951 (lower_reduction_clauses): Likewise.
11952 (expand_parallel_call): Likewise.
11953 (maybe_catch_exception): Likewise.
11954 (expand_omp_for_generic): Likewise.
11955 (expand_omp_for_static_nochunk): Likewise.
11956 (expand_omp_sections): Likewise.
11957 (lower_omp_single_simple): Likewise.
11958 (lower_omp_single_copy): Likewise.
11959 (lower_omp_master): Likewise.
11960 (lower_omp_ordered): Likewise.
11961 (lower_omp_critical): Likewise.
11963 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
11964 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
11966 * tree-gimple.c (is_gimple_call_addr): Fix doc.
11967 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
11968 TREE_CODE_LENGTH. Add tcc_vl_exp case.
11970 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
11971 and generalize to handle any number of operands.
11972 (chrec_contains_undetermined): Likewise.
11973 (tree_contains_chrecs): Likewise.
11974 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
11976 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
11978 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
11979 fold_call_expr instead of fold_builtin.
11980 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
11981 match declarations there.
11982 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
11985 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
11986 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11988 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
11989 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
11991 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
11994 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
11995 (execute_cse_sincos): Use new CALL_EXPR accessors.
11997 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
11999 * gimple-low.c (lower_function_body): Use build_call_expr.
12000 (lower_builtin_setjmp): Likewise.
12002 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
12003 (set_storage_via_libcall): Likewise.
12004 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
12005 instead of TREE_CODE_LENGTH.
12006 (expand_expr_real_1): Use new CALL_EXPR accessors.
12008 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
12009 generalize to handle any number of operands.
12010 (TB_parent_eq): Likewise.
12012 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
12013 (strip_builtin_expect): Likewise.
12015 * function.c (gimplify_parameters): Use build_call_expr.
12017 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
12018 instead of TREE_CODE_LENGTH.
12020 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
12021 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
12023 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
12026 * gimplify.c (build_stack_save_restore): Use build_call_expr.
12027 (gimplify_decl_expr): Likewise.
12028 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
12029 Use new CALL_EXPR iterators.
12030 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
12031 (gimplify_modify_expr_to_memset): Likewise.
12032 (gimplify_variable_sized_compare): Likewise.
12033 (gimplify_omp_atomic_fetch_op): Likewise.
12034 (gimplify_omp_atomic_pipeline): Likewise.
12035 (gimplify_omp_atomic_mutex): Likewise.
12036 (gimplify_function_tree): Likewise.
12038 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
12039 (call_expr_flags): Likewise.
12040 (expand_call): Likewise.
12042 * except.c (expand_builtin_eh_return_data_regno): Pass entire
12043 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12046 * coverage.c (create_coverage): Use build_call_expr.
12048 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
12049 (temp_call_expr_obstack): New.
12050 (pool_copy_list): Delete.
12051 (temp_copy_call_expr): New.
12052 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
12053 CALL_EXPR accessors. Get rid of special goo for copying argument
12054 lists and use temp_copy_call_expr instead.
12055 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
12056 CALL_EXPR accessors.
12057 (create_expression_by_pieces): Likewise. Use build_call_array
12058 to construct the result instead of fold_build3.
12059 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
12060 dealing with argument lists.
12061 (init_pre): Remove references to expression_node_pool and
12062 list_node_pool. Init temp_call_expr_obstack instead.
12063 (fini_pre): Remove references to expression_node_pool and
12066 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
12067 and walk arguments explicitly instead of as a list.
12069 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
12070 (mx_register_decls): Likewise.
12071 (mudflap_register_call): Likewise.
12072 (mudflap_finish_file): Likewise.
12074 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
12075 (ipa_callsite_compute_param): Likewise.
12077 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
12078 accessors and constructor.
12080 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
12081 accessors and constructor.
12082 (convert_tramp_reference): Likewise.
12083 (convert_call_expr): Likewise.
12084 (finalize_nesting_tree_1): Likewise.
12086 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
12089 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
12091 * tree-inline.c (initialize_inlined_parameters): Pass entire
12092 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12094 (estimate_num_insns_1): Use new CALL_EXPR accessors.
12095 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
12097 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
12098 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12099 (vectorizable_reduction): Likewise.
12100 (vectorizable_call): Use new CALL_EXPR iterators.
12101 (vectorizable_conversion): Use build_call_expr.
12102 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
12103 (vect_gen_widened_results_half): Use build_call_expr.
12104 (vect_setup_realignment): Likewise.
12105 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
12107 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
12108 (pass_through_call): Likewise.
12109 (compute_object_sizes): Likewise. Use fold_call_expr instead of
12112 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
12113 (tree_gen_pow2_profiler): Likewise.
12114 (tree_gen_one_value_profiler): Likewise.
12115 (tree_gen_ic_func_profiler): Likewise.
12116 (tree_gen_average_profiler): Likewise.
12117 (tree_gen_ior_profiler): Likewise.
12119 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
12120 (find_func_aliases): Use new CALL_EXPR accessors. Add case
12121 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12123 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
12124 of TREE_CODE_LENGTH.
12126 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
12127 of TREE_CODE_LENGTH.
12129 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
12131 (convert_to_integer): Likewise.
12133 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
12136 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12137 Brooks Moses <brooks.moses@codesourcery.com>
12138 Lee Millward <lee.millward@codesourcery.com>
12140 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
12142 * config/frv/frv.c (frv_expand_builtin): Likewise.
12143 * config/s390/s390.c (s390_expand_builtin): Likewise.
12145 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
12146 (sparc_expand_builtin): Use new CALL_EXPR accessors.
12148 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
12149 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
12150 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
12151 (ix86_expand_store_builtin): Likewise.
12152 (ix86_expand_unop_builtin): Likewise.
12153 (ix86_expand_unop1_builtin): Likewise.
12154 (ix86_expand_sse_compare): Likewise.
12155 (ix86_expand_sse_comi): Likewise.
12156 (ix86_expand_vec_init_builtin): Likewise.
12157 (ix86_expand_vec_ext_builtin): Likewise.
12158 (ix86_expand_vec_set_builtin): Likewise.
12159 (ix86_expand_builtin): Use new CALL_EXPR accessors.
12161 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
12162 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
12164 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
12165 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12166 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
12168 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
12170 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12171 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
12172 arglist. Use new CALL_EXPR accessors. Fix callers.
12173 (altivec_expand_abs_builtin): Likewise.
12174 (rs6000_expand_binop_builtin): Likewise.
12175 (altivec_expand_predicate_builtin): Likewise.
12176 (altivec_expand_lv_builtin): Likewise.
12177 (spe_expand_stv_builtin): Likewise.
12178 (altivec_expand_stv_builtin): Likewise.
12179 (rs6000_expand_ternop_builtin): Likewise.
12180 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
12181 (altivec_expand_st_builtin): Likewise.
12182 (altivec_expand_dst_builtin): Likewise.
12183 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
12184 arglist. Use new CALL_EXPR accessors. Fix callers.
12185 (altivec_expand_vec_set_builtin): Likewise.
12186 (altivec_expand_vec_ext_builtin): Likewise.
12187 (altivec_expand_builtin): Use new CALL_EXPR accessors.
12188 (spe_expand_builtin): Likewise.
12189 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
12190 arglist. Use new CALL_EXPR accessors. Fix callers.
12191 (spe_expand_evsel_builtin): Likewise.
12192 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
12193 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
12195 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
12196 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12197 (arm_expand_unop_builtin): Likewise.
12198 (arm_expand_builtin): Use new CALL_EXPR accessors.
12200 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
12203 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
12204 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12205 (bfin_expand_unop_builtin): Likewise.
12206 (bfin_expand_builtin): Use new CALL_EXPR accessors.
12208 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12209 Brooks Moses <brooks.moses@codesourcery.com>
12210 Lee Millward <lee.millward@codesourcery.com>
12212 * c-semantics.c (build_stmt): Add internal diagnostic check.
12214 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
12215 accessors. Print arguments explicitly instead of as a list.
12217 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
12219 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
12220 (c_finish_omp_flish): Likewise.
12222 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
12223 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
12224 instead of TREE_CODE_LENGTH.
12225 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
12226 (c_warn_unused_result): Likewise.
12228 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12231 * doc/invoke.texi (Warning Options): Remove
12232 -Werror-implicit-function-declaration.
12233 (Wimplicit-function-declaration): Update description.
12234 * opts.c (common_handle_option): Move handling of -Werror=* to...
12235 (enable_warning_as_error): ...here.
12236 * opts.h (enable_warning_as_error): Declare.
12237 * c-decl.c (implicit_decl_warning): Unless
12238 -Wno-implicit-function-declaration is given, emit a pedwarn if
12239 -std=c99 or emit a warning if -Wimplicit-function-declaration.
12240 * c.opt (Wimplicit-function-declaration): Replace
12241 mesg_implicit_function_declaration with
12242 warn_implicit_function_declaration.
12243 * c-opts.c (c_common_handle_option):
12244 -Werror-implicit-function-declaration is exactly equal as
12245 -Werror=implicit-function-declaration.
12246 (set_Wimplicit): Replace mesg_implicit_function_declaration with
12247 warn_implicit_function_declaration.
12248 (c_common_post_options): -Wimplict-function-declaration is enabled
12249 by default by -std=c99, otherwise is disabled by default.
12250 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
12252 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
12254 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
12255 DECL on the rhs to a DECL on the lhs for debug info purposes if the
12256 former is ignored but not the latter.
12258 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
12260 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
12261 is made and the reference doesn't use the alias set of its type,
12262 do not create the temporary using that type.
12264 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
12266 * jump.c: Remove prototypes for delete_computation and
12267 delete_prior_computation.
12269 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
12271 * jump.c (get_label_after): Delete.
12272 (get_label_before, delete_computation, delete_jump,
12273 delete_prior_computation, follow_jumps): Move...
12274 * reorg.c (delete_computation, delete_prior_computation): ... here...
12275 (get_label_before, delete_jump): ... making these static ...
12276 (follow_jumps): ... and simplifying this since it only runs after
12278 * rtl.h (get_label_after, get_label_before, delete_jump,
12279 follow_jumps): Delete prototypes.
12281 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
12283 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
12285 2007-02-15 Nick Clifton <nickc@redhat.com>
12287 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
12288 order to prevent it from being munged by the target.
12290 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
12292 * config/i386/i386.md: Remove misleading comment.
12294 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12296 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
12297 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
12300 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12302 * tree-sra.c (instantiate_missing_elements): Canonicalize
12304 (sra_build_assignment): New.
12305 (generate_copy_inout, generate_element_copy,
12306 generate_element_zero, generate_one_element_init): Use it.
12308 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12310 * tree-sra.c (instantiate_missing_elements): Canonicalize
12312 (sra_build_assignment): New.
12313 (generate_copy_inout, generate_element_copy,
12314 generate_element_zero, generate_one_element_init): Use it.
12316 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12318 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
12321 2007-02-14 Joseph Myers <joseph@codesourcery.com>
12323 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
12324 types as aggregates not scalars.
12325 * function.c (assign_stack_temp_for_type): Likewise.
12327 2007-02-14 Roger Sayle <roger@eyesopen.com>
12328 Zdenek Dvorak <dvorakz@suse.cz>
12330 * tree-dump.c (dump_switch_p_1): Require exact match of the option
12333 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
12335 * passes.c (next_pass_1): Clear the next field of the copied
12338 2007-02-14 Richard Henderson <rth@redhat.com>
12340 * tree-sra.c (early_sra): New.
12341 (decl_can_be_decomposed_p): Deny va_list if early_sra.
12342 (tree_sra_early, pass_sra_early): New.
12343 * tree-pass.h (pass_sra_early): Declare.
12344 * passes.c (init_optimization_passes): Use it.
12346 2007-02-14 Richard Guenther <rguenther@suse.de>
12348 * flags.h (issue_strict_overflow_warning): Convert to a macro.
12350 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
12352 PR tree-optimization/30771
12353 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
12355 (vect_analyze_operations): Induction phis can now be marked as
12357 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
12358 Update documentation accordingly.
12360 2007-02-14 Nick Clifton <nickc@redhat.com>
12362 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
12363 most 3 arguments are supported.
12364 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
12366 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
12368 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
12369 Ensure dst->current is valid.
12371 2007-02-13 Paul Brook <paul@codesourcery.com>
12373 * config.gcc: Add arm*-*-uclinux-*eabi.
12374 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
12375 (SUBTARGET_EXTRA_LINK_SPEC): Define.
12376 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
12377 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
12378 (LINK_SPEC): Define.
12379 (LIB_SPEC): Define.
12380 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
12382 * config/arm/uclinux-eabi.h: New file.
12383 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
12384 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
12387 2007-02-13 Ian Lance Taylor <iant@google.com>
12389 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
12390 * flags.h (warn_strict_overflow): Declare.
12391 (enum warn_strict_overflow_code): Define.
12392 (issue_strict_overflow_warning): New static inline function.
12393 * opts.c (warn_strict_overflow): New variable.
12394 (common_handle_option): Handle OPT_Wstrict_overflow and
12395 OPT_Wstrict_overflow_.
12396 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
12398 * fold-const.c: Include intl.h.
12399 (fold_deferring_overflow_warnings): New static variable.
12400 (fold_deferred_overflow_warning): New static variable.
12401 (fold_deferred_overflow_code): New static variable.
12402 (fold_defer_overflow_warnings): New function.
12403 (fold_undefer_overflow_warnings): New function.
12404 (fold_undefer_and_ignore_overflow_warnings): New function.
12405 (fold_deferring_overflow_warnings_p): New function.
12406 (fold_overflow_warning): New static function.
12407 (make_range): Add strict_overflow_p parameter. Change all
12409 (extract_muldiv, extract_muldiv_1): Likewise.
12410 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
12411 tree_expr_nonnegative_p.
12412 (fold_negate_expr): Call fold_overflow_warning.
12413 (fold_range_test): Likewise.
12414 (fold_comparison): Likewise.
12415 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
12416 instead of tree_expr_nonnegative_p.
12417 (tree_expr_nonnegative_warnv_p): Rename from
12418 tree_expr_nonnegative_p, add strict_overflow_p parameter.
12419 (tree_expr_nonnegative_p): New function.
12420 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
12421 strict_overflow_p parameter.
12422 (tree_expr_nonzero_p): New function.
12423 * passes.c (verify_interpass_invariants): New static function.
12424 (execute_one_pass): Call it.
12425 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
12427 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
12428 (estimate_numbers_of_iterations): Likewise.
12429 (scev_probably_wraps_p): Likewise.
12430 * tree-ssa-ccp.c: Include "toplev.h".
12431 (evaluate_stmt): Defer fold overflow warnings until we know we are
12433 (struct fold_stmt_r_data): Add stmt field.
12434 (fold_stmt_r): Defer fold overflow warnings until we know we
12436 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
12437 (fold_stmt_inplace): Likewise.
12438 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
12439 (cleanup_control_expr_graph): Defer fold overflow warnings until
12440 we know we are going to optimize.
12441 * tree-cfg.c (fold_cond_expr_cond): Likewise.
12442 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
12444 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12445 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
12446 * tree-ssa-loop-manip.c (create_iv): Likewise.
12447 * c-typeck.c (build_conditional_expr): Likewise.
12448 (build_binary_op): Likewise.
12449 * tree-vrp.c (vrp_expr_computes_nonzero): Call
12450 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
12451 (extract_range_from_unary_expr): Likewise.
12452 * simplify-rtx.c (simplify_const_relational_operation): Warn when
12453 assuming that signed overflow does not occur.
12454 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
12455 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
12456 (fold_defer_overflow_warnings): Declare.
12457 (fold_undefer_overflow_warnings): Declare.
12458 (fold_undefer_and_ignore_overflow_warnings): Declare.
12459 (fold_deferring_overflow_warnings_p): Declare.
12460 (tree_expr_nonzero_warnv_p): Declare.
12461 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
12462 of warning options.
12463 (Warning Options): Document -Wstrict-overflow.
12464 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
12465 (tree-ssa-ccp.o): Likewise.
12466 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
12467 (fold-const.o): Depend on intl.h.
12469 2007-02-13 Ian Lance Taylor <iant@google.com>
12471 PR middle-end/30751
12472 * lower-subreg.c (resolve_simple_move): Decompose subregs in
12475 2007-02-13 Stuart Hastings <stuart@apple.com>
12477 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
12479 2007-02-13 Richard Henderson <rth@redhat.com>
12481 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
12482 handled_component_p before looking for the indirect_ref.
12484 2007-02-13 Richard Henderson <rth@redhat.com>
12486 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
12487 remove flags clobber.
12488 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
12489 (bswaphi_lowpart): New.
12490 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
12491 remove TARGET_BSWAP test. Delete expander of the same name.
12493 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
12494 (expand_unop): Use them.
12496 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
12498 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
12499 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
12500 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
12501 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
12502 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
12503 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
12504 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
12505 assembler dialect choice from asm templates.
12507 2007-02-12 Richard Henderson <rth@redhat.com>
12509 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
12510 (fixuns_trunc<SSEMODEF>si2): Use it.
12511 * config/i386/sse.md (vec_setv4sf_0): Export.
12512 * config/i386/i386.c (ix86_build_const_vector): Export.
12513 (ix86_split_convert_uns_si_sse): Rename from
12514 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
12515 * config/i386/i386-protos.h: Update.
12517 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12520 * c-typeck.c (c_finish_return): Improve warning message.
12522 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12524 * alias.c (find_symbolic_term): Delete unused function.
12526 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
12528 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
12529 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
12530 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
12532 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12534 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
12535 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
12536 the function, temporarily point the debug interface to the null one.
12538 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12540 * dwarf2out.c (round_up_to_align): New static function.
12541 (field_byte_offset): Use it to round the offset.
12543 2007-02-12 Richard Henderson <rth@redhat.com>
12545 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
12546 (inswl_const): Export.
12548 2007-02-12 Richard Henderson <rth@redhat.com>
12550 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
12551 result mode of the libcall, convert back to outmode.
12553 2007-02-12 Roger Sayle <roger@eyesopen.com>
12555 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
12556 (bswapdi2): New define_expand to implement 32-bit implementation.
12558 2007-02-12 Nick Clifton <nickc@redhat.com>
12560 * doc/invoke.texi (Overall Options): Document --help=.
12561 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
12562 (cc1_options): Pass --help= on to cc1.
12563 (display_help): Add description of --help=.
12564 (process_command): Add code to handle --help=. Allow translated
12565 --help and --target-help switches to be passed on to compiler
12567 (main): Remove unused if statement.
12568 * opts.c (columns): Remove.
12569 (LEFT_COLUMN): Define.
12570 (wrap_help): Add columns argument.
12571 (print_filtered_help): Change parameters to be an include bitmask,
12572 an exclude bitmask, an any bitmask and the column width. Move the
12573 code to display the params list here. Add code to display the
12574 status of options rather than their descriptions if the quiet flag
12576 (print_specific_help): Change parameters to be an include bitmask,
12577 an exclude bitmask and an any bitmask. Move code to look up the
12578 column width here. Decide upon the title for an options listing.
12579 (common_handle_options): Add code to handle --help=. Adapt code
12580 for --help and --target-help to use the revised form of the
12581 print_specific_help function.
12582 (print_help): Delete.
12583 (print_param_help): Delete.
12584 (print_switch): Delete.
12585 * opts.h (cl_lang_count): Add prototype.
12586 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
12587 CL_MAX_OPTION_CLASS): New defines.
12588 * optc-gen.awk: Add construction of cl_lang_count.
12589 * c.opt: Add Warning attribute to warning options and Optimization
12590 attribute to optimization options.
12591 * common.opt: Likewise.
12593 Add -fhelp and -ftarget-help as aliases for the transformed --help
12594 and --target-help options.
12595 * opt-functions.awk: Add code to handle Warning and Optimization
12598 2007-02-12 Richard Henderson <rth@redhat.com>
12600 * config/alpha/constraints.md: New file.
12601 * config/alpha/alpha.c: Include tm-constrs.h.
12602 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
12603 alpha_extra_constraint): Remove.
12604 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
12605 * config/alpha/alpha-protos.h: Update.
12606 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
12607 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
12608 (EXTRA_CONSTRAINT): Remove.
12609 * config/alpha/alpha.md: Include constraints.md.
12610 (adddi splitter): Use satisfies_constraint_*.
12611 * config/alpha/predicates.md (add_operand): Likewise.
12612 (sext_add_operand, addition_operation): Likewise.
12614 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
12616 PR tree-optimization/29145
12617 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
12618 in our handling of restrict qualified pointers.
12620 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12623 * doc/invoke.texi (Wunused-value): Update description.
12624 (Wextra): Delete item.
12625 * opts.c (set_Wextra): Don't use the value of Wextra to set the
12626 value of Wunused-value.
12627 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
12628 (c_finish_stmt_expr): Don't check extra_warnings.
12629 (emit_side_effect_warnings): The caller is responsible to check
12632 2007-02-11 Roger Sayle <roger@eyesopen.com>
12633 Matt Thomas <matt@3am-software.com>
12635 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
12637 2007-02-11 Roger Sayle <roger@eyesopen.com>
12639 * simplify-rtx.c (simplify_relational_operation_1): Optimize
12640 comparisons of POPCOUNT against zero.
12641 (simplify_const_relational_operation): Likewise.
12643 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12645 * doc/invoke.texi (Wextra): Delete outdated paragraph.
12647 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12649 * dwarf2out.c (root_type): Delete unused function.
12651 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12653 * genattrtab.c (contained_in_p): Delete unused function.
12654 (write_expr_attr_cache): Likewise.
12656 2007-02-11 Jan Hubicka <jh@suse.cz>
12658 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
12661 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
12663 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
12664 to add the REG_EQ* note.
12665 * see.c (see_merge_one_use_extension): Likewise.
12666 * local-alloc.c (update_equiv_regs): Likewise. Also don't
12667 turn REG_EQUAL notes into REG_EQUIV notes if the target
12668 register may have more than one set.
12669 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
12670 * gcse.c (try_replace_reg): Likewise.
12671 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
12672 * calls.c (fixup_tail_calls): Likewise. Abort if there is
12673 more than one REG_EQUIV note.
12674 * reload1.c (gen_reload): Use set_unique_reg_note.
12676 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
12678 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
12679 (ix86_builtin_conversion): New function.
12681 2007-02-06 Mark Mitchell <mark@codesourcery.com>
12684 * tree.h (DECL_REPLACEABLE_P): New macro.
12685 * except.c (set_nothrow_function_flags): Likewise.
12687 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
12688 Ira Rosen <irar@il.ibm.com>
12689 Dorit Nuzman <dorit@il.ibm.com>
12691 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
12692 * targhooks.c (default_builtin_vectorized_conversion): New.
12693 * targhooks.h (default_builtin_vectorized_function): New declaration.
12694 * target.h (struct vectorize): Add builtin_conversion field.
12695 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
12696 stmt_vec_info_type value.
12697 (vectorizable_conversion): New declaration.
12698 * tree-vect-analyze.c (vect_analyze_operations): Add
12699 vectorizable_conversion call.
12700 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
12701 * tree-vect-transform.c (vectorizable_conversion): New function.
12702 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
12703 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
12705 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
12706 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
12707 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
12708 or ALTIVEC_BUILTIN_VCFSX.
12710 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12713 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
12714 CONST_DOUBLE and operand 0 is a hard register.
12715 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
12716 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
12717 is a hard floating-point register.
12719 2007-02-10 Richard Henderson <rth@redhat.com>
12720 Jakub Jelinek <jakub@redhat.com>
12721 Alexandre Oliva <aoliva@redhat.com>
12723 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
12724 * builtin-types.def (BT_WORD): Make unsigned.
12725 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
12726 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
12727 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
12728 * c-decl.c (grokdeclarator): Don't error if !have_tls.
12729 * c-parser.c (c_parser_omp_threadprivate): Likewise.
12730 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
12732 * expr.c (emutls_var_address): New.
12733 (expand_expr_real_1): Expand emulated tls.
12734 (expand_expr_addr_expr_1): Likewise.
12735 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
12736 * output.h (emutls_finish): Declare.
12737 * toplev.c (compile_file): Call it.
12738 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
12739 address before wrapping in CONST.
12740 * varasm.c (emutls_htab, emutls_object_type): New.
12741 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
12742 (get_emutls_object_name, get_emutls_object_type): New.
12743 (get_emutls_init_templ_addr, emutls_decl): New.
12744 (emutls_common_1, emutls_finish): New.
12745 (assemble_variable): When emulating tls, swap decls; generate
12746 constructor for the emutls objects.
12747 (do_assemble_alias): When emulating tls, swap decl and target name.
12748 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
12750 * varpool.c (decide_is_variable_needed): Look at force_output.
12751 Recurse for emulated tls.
12752 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
12753 with decide_is_variable_needed.
12754 * emutls.c: New file.
12755 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
12756 tls_object for real tls.
12758 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
12760 PR rtl-optimization/29599
12761 * reload1.c (eliminate_regs_in_insn): Take the destination
12762 mode into account when computing the offset.
12764 2007-02-09 Stuart Hastings <stuart@apple.com>
12765 Richard Henderson <rth@redhat.com>
12767 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12768 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
12769 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
12770 fixuns_truncdfhi2): New.
12771 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
12772 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
12773 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
12774 (floatunssidf2): Allow nonimmediate source.
12775 * config/i386/sse.md (movdi_to_sse): New.
12776 (vec_concatv2di): Drop '*'.
12777 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
12778 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12779 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
12781 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
12782 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
12783 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
12784 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
12785 (ix86_build_signbit_mask): Fix decl of v, refactor to call
12786 ix86_build_const_vector.
12787 (x86_emit_floatuns): Rewrite.
12789 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12791 * genautomata.c (longest_path_length): Delete unused function.
12792 (struct state): Delete unused longest_path_length.
12793 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
12794 (get_free_state): Delete unused.
12796 2007-02-09 Jan Hubicka <jh@suse.cz>
12798 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
12799 * doc/invoke.texi (inline-unit-growth): Update default value.
12801 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
12802 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
12803 (rebuild_cgraph_edges): Likewise.
12804 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
12805 (dump_cgraph_node): Dump frequencies.
12806 (cgraph_clone_edge): Add frequency scales.
12807 (cgraph_clone_node): Add freuqnecy.
12808 * cgraph.h (cgraph_edge): Add freuqnecy argument.
12809 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
12810 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
12811 * tree-pass.h (TODO_rebuild_frequencies): New constant.
12812 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
12813 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
12814 (save_inline_function_body): Likewise.
12815 * ipa-inline.c: inluce rtl.h
12816 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
12817 (cgraph_edge_badness): Use frequencies.
12818 (cgraph_decide_recursive_inlining): Update clonning.
12819 (cgraph_decide_inlining_of_small_function): Dump frequency.
12820 * predict.c (estimate_bb_frequencies): Export.
12821 * predict.h (estimate_bb_frequencies): Declare.
12822 * tree-inline.c (copy_bb): Watch overflows.
12823 (expand_call_inline): Update call of cgraph_create_edge.
12824 (optimize_inline_calls): Use TODO flags to update frequnecies.
12825 * passes.h: Include predict.h
12826 (init_optimization_passes): Move profile ahead.
12827 (execute_function_todo): Handle TODO_rebuild_frequencies.
12829 2007-02-09 Roger Sayle <roger@eyesopen.com>
12831 * config/alpha/alpha.c (emit_insxl): Force the first operand of
12832 the insbl or inswl pattern into a register.
12834 2007-02-09 Roger Sayle <roger@eyesopen.com>
12836 * config/ia64/ia64.md (bswapdi2): New define_insn.
12838 2007-02-09 Richard Henderson <rth@redhat.com>
12840 * config/i386/constraints.md (Ym): New constraint.
12841 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
12842 (movdi_1_rex64): Split sse and xmm general register moves from
12843 memory move alternatives. Use conditional register constraints.
12844 (movsf_1, movdf_integer): Likewise.
12845 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
12846 (movdf_integer_rex64): New.
12847 (pushsf_rex64): Fix output constraints.
12848 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
12849 (sse2_stored): Likewise.
12850 (sse2_storeq_rex64): New.
12851 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
12852 amd and not generic.
12853 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
12854 for optimize_size. Remove SF/DFmode hack.
12856 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12858 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
12861 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
12862 Richard Sandiford <richard@codesourcery.com>
12864 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
12865 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
12866 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
12867 m68k/t-mlib to tmake_file.
12868 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
12869 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
12870 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
12871 Allow it to be cf or m68k. Set m68k_arch_family. If that
12872 variable is not empty, add t-$m68k_arch_family to tmake_file.
12873 Add t-mlibs to tmake_file.
12874 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
12875 * config/m68k/t-cf: New file.
12876 * config/m68k/t-m68k: Likewise.
12877 * config/m68k/t-mlibs: Likewise.
12878 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12879 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12880 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12881 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12882 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
12884 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
12885 (INSTALL_LIBGCC): Delete.
12886 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
12887 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12888 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12889 (M68K_MLIB_CPU): Define.
12890 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
12891 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
12892 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
12894 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
12895 Richard Guenther <rguenther@suse.de>
12897 PR middle-end/23361
12898 * fold-const.c (fold_comparison): Handle obfuscated comparisons
12899 against INT_MIN/INT_MAX.
12900 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
12901 file if a loop is removed.
12903 2007-02-09 Joseph Myers <joseph@codesourcery.com>
12905 * calls.c (store_one_arg): Pass correct alignment to
12906 emit_push_insn for non-BLKmode values.
12907 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
12908 unaligned stack slot via a suitably aligned slot.
12910 2007-02-08 DJ Delorie <dj@redhat.com>
12912 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
12914 (legal_subregs): Use unsigned char, make const.
12915 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
12917 2007-02-08 Paul Brook <paul@codesourcery.com>
12919 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
12920 special interworking needed.
12922 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
12924 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
12925 conditional to __SSE2__.
12926 (Entries below should have been added to first ChangeLog
12927 entry for amdfam10 dated 2007-02-05)
12928 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
12930 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
12932 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
12935 2007-02-08 DJ Delorie <dj@redhat.com>
12937 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
12938 * config/m32c/m32c.c (legal_subregs): New.
12939 (m32c_illegal_subreg_p): New.
12940 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
12941 unsupported subregs of hard regs.
12943 2007-02-08 Jan Hubicka <jh@suse.cz>
12945 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
12946 the same one; always update histograms.
12948 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12950 * passes.c (init_optimization_passes): Tidy comment.
12952 2007-02-08 Roger Sayle <roger@eyesopen.com>
12954 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
12955 strip zero_extend, bswap and rotates from POCOUNT's argument.
12956 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
12957 zero_extend and rotates from PARITY's argument.
12958 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
12959 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
12960 of an integer constant at compile-time.
12962 2007-02-08 Diego Novillo <dnovillo@redhat.com>
12965 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
12967 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
12970 * tree-ssa-live.c (remove_unused_locals): Do not remove
12971 TREE_ADDRESSABLE variables.
12972 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
12973 * tree-ssa-operands.c (add_virtual_operand): Remove argument
12974 FOR_CLOBBER. Update all users.
12975 If VAR has an associated alias set, add a virtual operand for
12976 it if no alias is found to conflict with the memory reference.
12978 2007-02-07 Jan Hubicka <jh@suse.cz>
12979 Robert Kidd <rkidd@crhc.uiuc.edu>
12981 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
12983 2007-02-07 Ian Lance Taylor <iant@google.com>
12985 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
12987 2007-02-07 Roger Sayle <roger@eyesopen.com>
12989 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
12990 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
12991 tablejumpdi, movsi_to_cr_one): Remove constraints from
12992 define_expand's match_operands.
12994 2007-02-07 Roger Sayle <roger@eyesopen.com>
12996 * global.c (compute_regsets): Move declatation of "i" inside of
12997 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
12999 2007-02-07 Jakub Jelinek <jakub@redhat.com>
13002 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
13003 of INDIRECT_REF <RESULT_DECL>.
13005 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
13007 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
13008 Kaz Kojima <kkojima@gcc.gnu.org>
13011 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
13013 (sh_initialize_trampoline): Add parentheses to avoid a warning.
13015 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13017 * doc/loop.texi: Document possibility not to perform disambiguation
13018 of loops with multiple latches.
13019 * cfgloopmanip.c (alp_enum_p): Removed.
13020 (add_loop): Handle subloops. Use get_loop_body_with_size.
13021 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
13022 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
13023 the new forwarder block.
13024 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
13025 Handle the case latch is NULL.
13026 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
13027 when marking loop exits.
13028 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
13030 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
13031 disambiguate_loops_with_multiple_latches.
13032 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
13033 before fix_loop_structure.
13034 * cfgloop.c: Include pointer-set.h and output.h.
13035 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
13036 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
13037 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
13038 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
13039 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
13040 disambiguate_multiple_latches, get_loop_body_with_size,
13041 disambiguate_loops_with_multiple_latches): New functions.
13042 (flow_loop_dump): Dump multiple latch edges.
13043 (flow_loop_nodes_find): Handle loops with multiple latches.
13044 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
13045 (glb_enum_p): Modified.
13046 (get_loop_body): Use get_loop_body_with_size.
13047 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
13048 (AVOID_CFG_MODIFICATIONS): New constant.
13049 (disambiguate_loops_with_multiple_latches, add_loop,
13050 get_loop_body_with_size): Declare.
13051 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
13053 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
13055 PR inline-asm/28686
13056 * global.c (compute_regsets): New function.
13057 (global_alloc): Refactored ELIMINABLE_REGSET
13058 and NO_GLOBAL_ALLOC_REGS computation out.
13059 (rest_of_handle_global_alloc): Call compute_regsets()
13060 for non-optimizing case.
13062 2007-02-06 Richard Henderson <rth@redhat.com>
13064 * config/i386/constraints.md (Y2): Rename from Y.
13065 (Yi): New constraint.
13066 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
13067 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
13068 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
13069 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
13070 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
13071 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
13072 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
13073 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
13074 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
13075 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
13076 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
13077 vec_extractv2si_1): Change Y constraints to Y2.
13078 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
13079 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
13080 Change Y constraints to Y2.
13081 (sse2_loadld): Change Y constraints to x.
13083 2007-02-06 Roger Sayle <roger@eyesopen.com>
13085 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
13086 (parity<mode>2): New define_expand using rs6000_emit_parity.
13087 * config/rs6000/rs6000.c (rs6000_emit_popcount,
13088 rs6000_emit_parity): New functions.
13089 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
13090 rs6000_emit_parity): Prototype here.
13092 2007-02-06 Ian Lance Taylor <iant@google.com>
13094 * lower-subreg.c (simple_move_operand): Reject CONST.
13095 (resolve_clobber): Call validate_change rather than directly
13096 assigning to XEXP (pat, 0).
13098 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13100 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
13101 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
13102 (tree-cfg.o): Remove hashtab.h dependency.
13104 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
13105 (struct ivopts_data): Change niters to pointer_map_t.
13106 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
13107 (niter_for_exit): Create pointer_map on demand. Change for
13109 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
13110 (free_loop_data): Destroy data->niters if created and reset field.
13111 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
13112 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
13114 * tree-ssa-reassoc.c: Include pointer-set.h.
13115 (bb_rank): Change to long *.
13116 (operand_rank): Change to pointer_map_t.
13117 (find_operand_rank): Return long, -1 if not found. Declare as inline.
13118 (insert_operand_rank): Accept long.
13119 (operand_entry_hash, operand_entry_eq): Remove.
13120 (get_rank): Return long. Adjust for changes above.
13121 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
13123 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
13125 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
13126 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
13127 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
13129 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
13130 directly since it cannot be NULL.
13131 (get_vi_for_tree): Rewrite for pointer_map API.
13132 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
13133 (init_alias_vars): Create vi_for_tree as pointer_map.
13134 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
13136 * tree-cfg.c: Don't include hashtab.h.
13137 (edge_to_cases): Declare as pointer_map.
13138 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
13140 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
13141 (start_recording_case_labels): Create edge_to_cases as pointer_map.
13142 (end_recoding_case_labels): Cleanup edge_to_cases manually before
13144 (record_switch_edge): Delete.
13145 (get_cases_for_edge): Adjust for pointer_map API, inline
13146 record_switch_edge (rewritten for new API), remove goto.
13148 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13150 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
13151 * tree-nested.c: Include pointer-set.h.
13152 (var_map_elt, var_map_eq, var_map_hash): Delete.
13153 (struct nesting_info): Remove GTY marker. Change the two htab_t's
13154 to pointer_map_t's.
13155 (nesting_info_bitmap_obstack): New.
13156 (lookup_field_for_decl): Adjust for pointer_map API.
13157 (lookup_tramp_for_decl): Adjust for pointer_map API.
13158 (get_nonlocal_debug_decl): Adjust for pointer_map API.
13159 (get_local_debug_decl): Adjust for pointer_map API.
13160 (convert_nl_goto_reference): Adjust for pointer_map API.
13161 (convert_nl_goto_receiver): Adjust for pointer_map API.
13162 (create_nesting_tree): Create outside GGC space. Create bitmap on
13163 the new obstack. Create field_map and var_map as pointer_maps.
13164 (free_nesting_tree): Adjust for changes to create_nesting_tree.
13166 (lower_nested_functions): Move root here, no need to NULL it.
13167 Initialize and release the obstack.
13169 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
13171 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
13172 Remove prototypes and make them non-static.
13173 (struct tree_int_map): Remove.
13174 * tree.h (struct tree_int_map): Move here, turning TO into an
13176 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
13178 * tree.h (TREE_COMPLEXITY): Remove.
13179 (struct tree_exp): Remove complexity field.
13180 * tree.c (build1_stat): Don't set it.
13182 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
13183 Victor Kaplansky <victork@il.ibm.com>
13185 * tree-vectorizer.c (vect_is_simple_use): Support induction.
13186 (vect_is_simple_reduction): Support reduction with induction as
13187 one of the operands.
13188 (vect_is_simple_iv_evolution): Fix formatting.
13189 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
13190 formatting. Don't mark induction phis for vectorization.
13191 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
13192 * tree-vect-transform.c (get_initial_def_for_induction): New function.
13193 (vect_get_vec_def_for_operand): Support induction.
13194 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
13196 (vectorizable_reduction): Support reduction with induction as one of
13198 (vectorizable_type_demotion): Use def-type of stmt argument rather
13199 than dummy def-type.
13201 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
13202 flag_tree_scev_cprop.
13203 * common.opt (tree-scev-cprop): New flag.
13205 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
13206 call to vect_get_new_vect_var.
13208 2007-02-06 Ira Rosen <irar@il.ibm.com>
13210 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
13211 vectype is not NULL.
13212 (vect_pattern_recog_1): Likewise.
13214 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13216 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
13217 (fold_negate_expr): Likewise.
13219 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
13222 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
13223 even if cv-qualification is the same.
13225 2007-02-05 Geoffrey Keating <geoffk@apple.com>
13227 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
13228 __enable_execute_stack on completion.
13230 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13232 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
13233 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
13234 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
13235 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
13236 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
13237 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
13238 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
13239 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
13241 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13243 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
13244 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
13245 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
13246 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
13247 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
13248 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
13249 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
13250 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
13251 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
13252 umuldi3_highpart_rex64, umulsi3_highpart_insn,
13253 umulsi3_highpart_zext, smuldi3_highpart_rex64,
13254 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
13255 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
13256 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
13257 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
13258 sqrtextenddfxf2_i387): Added amdfam10_decode.
13260 * config/i386/athlon.md (athlon_idirect_amdfam10,
13261 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
13262 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
13263 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
13264 athlon_ivector_store_amdfam10): New define_insn_reservation.
13265 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
13268 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13270 * config/i386/athlon.md (athlon_call_amdfam10,
13271 athlon_pop_amdfam10, athlon_lea_amdfam10): New
13272 define_insn_reservation.
13273 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
13274 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
13275 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
13277 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13279 * config/i386/athlon.md (athlon_sseld_amdfam10,
13280 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
13281 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
13283 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13285 * config/i386/athlon.md (athlon_sseins_amdfam10): New
13286 define_insn_reservation.
13287 * config/i386/i386.md (sseins): Added sseins to define_attr type
13288 and define_attr unit.
13289 * config/i386/sse.md: Set type attribute to sseins for insertq
13292 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13294 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
13295 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
13296 ssecomi_load_amdfam10, ssecomi_amdfam10,
13297 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
13298 define_insn_reservation.
13299 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
13301 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13303 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
13304 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
13305 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
13306 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
13307 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
13308 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
13309 define_insn_reservation.
13311 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
13312 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
13313 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
13314 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
13315 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
13317 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13319 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
13320 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
13321 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
13322 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
13323 athlon_ssemul_load_k8): Added amdfam10.
13325 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13327 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
13328 (x86_sse_unaligned_move_optimal): New variable.
13330 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
13332 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
13333 for unaligned vector SSE double/single precision loads for AMDFAM10.
13335 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13337 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
13338 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
13339 Define TARGET_CPU_DEFAULT_amdfam10.
13340 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
13341 (processor_type): Add PROCESSOR_AMDFAM10.
13343 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
13344 processor_type in config/i386/i386.h.
13345 Enable imul peepholes for TARGET_AMDFAM10.
13347 * config.gcc: Add support for --with-cpu option for amdfam10.
13349 * config/i386/i386.c (amdfam10_cost): New variable.
13350 (m_AMDFAM10): New macro.
13351 (m_ATHLON_K8_AMDFAM10): New macro.
13352 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
13353 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
13354 x86_promote_QImode, x86_integer_DFmode_moves,
13355 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13356 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
13357 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
13358 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
13359 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
13360 Enable/disable for amdfam10.
13361 (override_options): Add amdfam10_cost to processor_target_table.
13362 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
13363 processor_alias_table.
13364 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
13365 (ix86_adjust_cost): Add code for amdfam10.
13367 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13369 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
13370 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
13371 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
13372 * config/i386/i386.h: Add builtin definition for SSE4A.
13373 * config/i386/i386.md: Add support for ABM instructions
13374 (popcnt and lzcnt).
13375 * config/i386/sse.md: Add support for SSE4A instructions
13376 (movntss, movntsd, extrq, insertq).
13377 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
13378 Add -march=amdfam10 flag.
13379 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
13380 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
13382 * doc/extend.texi: Add documentation for SSE4A builtins.
13384 2007-02-05 Bob Wilson <bob.wilson@acm.org>
13386 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
13388 2007-02-05 Richard Guenther <rguenther@suse.de>
13390 * tree-vectorizer.h (vectorizable_function): Add argument type
13391 argument, change return type.
13392 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
13393 * tree-vect-transform.c (vectorizable_function): Handle extra
13394 argument, return vectorized function decl.
13395 (build_vectorized_function_call): Remove.
13396 (vectorizable_call): Handle calls with result and argument types
13397 differing. Handle loop vectorization factor correctly.
13398 * targhooks.c (default_builtin_vectorized_function): Adjust for
13400 * targhooks.h (default_builtin_vectorized_function): Likewise.
13401 * target.h (builtin_vectorized_function): Add argument type
13403 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
13404 extra argument, allow vectorizing of lrintf.
13405 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
13406 documentation of target hook.
13408 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
13411 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
13412 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
13413 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
13415 2007-02-05 Roger Sayle <roger@eyesopen.com>
13417 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
13418 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
13419 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
13420 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
13421 before canonicalizing sincos to cexpi.
13422 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
13424 2007-02-05 Roger Sayle <roger@eyesopen.com>
13426 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
13427 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
13428 (alpha_init_builtins): Use alpha_add_builtins to process tables.
13430 2007-02-05 Roger Sayle <roger@eyesopen.com>
13432 * mips-tfile.c (initialize_init_file): Correct endianness test.
13434 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
13436 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
13437 the 'y' constraint.
13439 2007-02-05 Richard Sandiford <richard@codesourcery.com>
13441 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
13442 saves in a PARALLEL before the register assignments.
13444 2007-02-05 Richard Sandiford <richard@codesourcery.com>
13446 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
13447 DWARF_FRAME_RETURN_COLUMN to be a general register.
13448 * dwarf2out.c (init_return_column_size): New function, split from...
13449 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
13450 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
13451 to be nongeneral registers.
13452 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
13454 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
13455 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
13457 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
13459 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
13461 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
13463 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
13464 (remove_path): Use can_remove_branch_p and remove_branch instead
13465 of loop_delete_branch_edge.
13466 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
13467 (tree_transform_and_unroll_loop): Remove dead branches immediately.
13468 Update profile using scale_dominated_blocks_in_loop.
13469 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
13470 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
13471 (can_remove_branch_p, remove_branch): Declare.
13472 * tree-cfg.c (tree_can_remove_branch_p): New function.
13473 (tree_cfg_hooks): Add tree_can_remove_branch_p.
13474 * cfgrtl.c (rtl_can_remove_branch_p): New function.
13475 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
13477 2007-02-05 Jan Hubicka <jh@suse.cz>
13479 PR middle-end/30696
13480 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
13481 nodes in cgraph, don't remove offline copy of the function.
13483 2007-02-04 Jan Hubicka <jh@suse.cz>
13485 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
13486 vectors might cause maybe_lookup_element_for_expr to be called
13487 on non-sra-candidate.
13489 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13491 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
13492 config/bfin/bfin.md, config/bfin/predicates.md: Follow
13493 spelling conventions.
13495 2007-02-04 Richard Guenther <rguenther@suse.de>
13497 PR middle-end/30636
13498 * fold-const.c (try_move_mult_to_index): Make sure to not
13499 overflow one dimension of a multi-dimensional array access.
13501 2007-02-04 Jan Hubicka <jh@suse.cz>
13503 * passes.c (init_optimization_passes): Reindent.
13505 2007-02-04 Jan Hubicka <jh@suse.cz>
13506 Eric Botcazou <ebotcazou@adacore.com>
13508 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
13509 (execute_fixup_cfg): Break out the abnormal goto code.
13510 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
13511 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
13512 (optimize_inline_calls): Call make_nonlocal_label_edges.
13514 2007-02-04 Jan Hubicka <jh@suse.cz>
13516 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
13517 true when something was changed.
13518 (rename_ssa_copies): When something was changed, do
13519 TODO_remove_unused_locals.
13520 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13521 add TODO_remove_unused_locals when instruction was removed.
13523 2007-02-04 Jan Hubicka <jh@suse.cz>
13525 * ipa-inline.c (try_inline): Improve debug output; work on already
13527 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
13528 call try_inline for already inlined edges too when flattening;
13529 inline also functions that make callee growth but overall unit size
13532 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13534 * config/m32c/bitops.md, config/m32c/jump.md,
13535 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
13536 config/m32r/m32r.h, config/m32r/m32r.md,
13537 config/m32r/predicates.md, config/m68hc11/larith.asm,
13538 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
13539 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
13540 config/mips/mips-protos.h, config/mips/mips.c,
13541 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
13542 config/mn10300/mn10300.h, config/mn10300/predicates.md,
13543 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
13544 spelling conventions.
13546 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
13547 Follow spelling conventions.
13549 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
13551 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
13552 warn about C++0x compatibility.
13554 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13556 * config/h8300/h8300.c, config/h8300/h8300.h,
13557 config/h8300/h8300.md: Follow spelling conventions.
13559 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
13561 PR middle-end/30667
13562 * combine.c (try_combine): Do not substitute source operand
13563 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
13565 2007-02-03 Jan Hubicka <jh@suse.cz>
13567 PR gcov-profile/30650
13568 * value-prof.c (stringop_block_profile): Fix handling of size counter;
13569 do not divide by zero for never executed counters.
13570 (tree_find_values_to_profile): Fix counters.
13571 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
13573 2007-02-03 Ian Lance Taylor <iant@google.com>
13575 * lower-subreg.c (simple_move_operand): New static function,
13576 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
13578 (simple_move): Call simple_move_operand.
13579 (find_decomposable_subregs): Add special handling of MEMs.
13580 (can_decompose_p): Rename from cannot_decompose_p. Reverse
13581 meaning of return value. If we see a hard register, test whether
13582 it can store a word_mode value. Change all callers.
13584 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13586 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
13587 ftrapv insns and expanders.
13588 (subdi3): Change define_expand operand 1 to arith11_operand, and
13589 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
13590 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
13591 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
13594 PR middle-end/30174
13595 * varasm.c (notice_global_symbol): Treat global objects as weak when
13596 flag_shlib is true.
13598 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13600 * emit-rtl.c (dconstpi): Delete.
13601 (dconstsqrt2): New.
13602 (init_emit_once): Delete dconstpi and init dconstsqrt2.
13603 * real.h (dconstpi): Delete.
13604 (dconstsqrt2): New.
13605 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
13606 (fold_builtin_hypot): Likewise.
13608 2007-02-03 Tom Tromey <tromey@redhat.com>
13611 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
13612 -gcoff3, -gxcoff3, -gvms3 implies -dD.
13614 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
13616 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
13617 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
13618 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
13619 config/rs6000/cell.md, config/rs6000/darwin.h,
13620 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
13621 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
13622 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
13623 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
13624 typos. Follow spelling conventions.
13625 * doc/invoke.texi: Follow spelling conventions.
13627 2007-02-03 Roger Sayle <roger@eyesopen.com>
13629 * simplify-rtx.c (simplify_relational_operation_1): Implement some
13630 canonicalization transformations that attempt to simplify integer
13631 constant comparisons to become comparisons against zero.
13633 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13635 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
13637 * fold-const.c (fold_binary): Fix comment typos. Fold complex
13638 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
13640 2007-02-02 Mike Stump <mrs@apple.com>
13642 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
13643 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
13644 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
13645 generate a branch island.
13647 2007-02-02 Bob Wilson <bob.wilson@acm.org>
13649 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
13650 (xtensa_legitimate_address_p): New.
13651 (xtensa_legitimize_address): New.
13652 (xtensa_output_addr_const_extra): New.
13653 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
13655 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
13656 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
13657 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
13658 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
13659 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
13660 (xtensa_legitimize_address): New.
13661 (xtensa_output_addr_const_extra): New.
13663 2007-02-02 Steve Ellcey <sje@cup.hp.com>
13665 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
13667 2007-02-02 Ian Lance Taylor <iant@google.com>
13669 * expmed.c (expand_divmod): Add comment.
13671 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
13673 * emit-rtl.c (renumber_insns): Remove.
13674 * flags.h: Remove the extern for flag_renumber_insns.
13675 * rtl.h: Remove the prototype for renumber_insns.
13676 * toplev.c (flag_renumber_insns): Remove.
13678 2007-02-02 Hui-May Chang <hm.chang@apple.com>
13680 Revert for x86 darwin:
13681 2005-06-19 Uros Bizjak <uros@kss-loka.si>
13683 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
13684 code before the following patch under TARGET_MACHO.
13685 (ix86_function_value_regno_p): Likewise.
13687 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13689 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
13692 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13695 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
13696 general or fp registers. Add comments.
13697 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
13699 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
13701 * pointer-set.c (insert_aux): Only return insertion slot.
13702 (pointer_set_insert): Adjust.
13703 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
13704 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
13705 pointer_map_traverse): New.
13706 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
13707 pointer_map_create, pointer_map_destroy, pointer_map_insert,
13708 pointer_map_contains, pointer_map_traverse): Declare.
13710 2007-02-02 Jakub Jelinek <jakub@redhat.com>
13712 PR middle-end/30473
13713 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
13714 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
13716 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13718 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
13720 (struct _dep): New type.
13721 (dep_t): New typedef.
13722 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
13723 (DEP_STATUS): New access macro. The macro with the same name was
13724 renamed to DEP_LINK_STATUS.
13725 (dep_init): Declare function
13727 (struct _dep_link): New type.
13728 (dep_link_t): New typedef.
13729 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
13730 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
13731 (DEP_LINK_STATUS): New macro.
13732 (debug_dep_links): New debug function.
13734 (struct _deps_list): New type.
13735 (deps_list_t): New typedef.
13736 (DEPS_LIST_FIRST): New access macro.
13737 (FOR_EACH_DEP_LINK): New cycle macro.
13738 (create_deps_list, free_deps_list, delete_deps_list): Declare
13740 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
13741 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
13742 (copy_deps_list_change_con): Ditto.
13744 (move_dep_link): Declare function.
13746 (struct _dep_node): New type.
13747 (dep_node_t): New typedef.
13748 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
13750 (struct haifa_insn_data.back_deps): New field to hold backward
13751 dependencies of the insn.
13752 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
13754 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
13755 Change its type to deps_list_t.
13756 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
13757 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
13758 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
13760 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
13762 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
13764 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
13766 (dep_cost): Declare.
13768 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
13769 (ds_to_dk, dk_to_ds): New functions.
13771 (init_dep_1): New static function.
13772 (init_dep): New function.
13773 (copy_dep): New static function.
13775 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
13777 (detach_dep_link): New static function.
13778 (move_dep_link): New function.
13780 (dep_links_consistent_p, dump_dep_links): New static functions.
13781 (debug_dep_links): New debugging function.
13783 (deps_obstack, dl_obstack, dn_obstack): New static variables.
13785 (alloc_deps_list, init_deps_list): New static functions.
13786 (create_deps_list): New function.
13787 (clear_deps_list): New static function.
13788 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
13789 (deps_list_consistent_p, dump_deps_list): New static functions.
13790 (debug_deps_list): New function.
13791 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
13793 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
13795 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
13796 use new scheduler dependencies lists.
13797 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
13798 (sched_analyze): Ditto. Initialize dependencies lists.
13799 (add_forw_dep, compute_forward_dependences): Update to use new
13800 scheduler dependencies lists.
13802 (init_dependency_caches): Init deps_obstack.
13803 (free_dependency_caches): Free deps_obstack.
13805 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
13806 new scheduler dependencies lists.
13807 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
13808 (add_back_forw_dep, delete_back_forw_dep): Ditto.
13810 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
13811 Update to use new scheduler dependencies lists.
13812 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
13813 (debug_dependencies): Ditto.
13814 (schedule_region): Update comments.
13816 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
13817 scheduler dependencies lists.
13818 (schedule_ebb): Update comments.
13820 * rtl.def (DEPS_LIST): Remove.
13822 * lists.c (unused_deps_list): Remove.
13823 (free_list): Update assertions.
13825 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
13826 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13828 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
13829 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
13831 * haifa-sched.c (comments): Update.
13832 (insn_cost1): Remove. Inline the code into insn_cost ().
13833 (insn_cost): Update to use new scheduler dependencies lists. Move
13834 processing of the dependency cost to dep_cost ().
13835 (dep_cost): New function. Use it instead of insn_cost () when
13836 evaluating cost of the dependency. Use compatible interface to
13837 interact with the target.
13838 (priority): Update to use new scheduler dependencies lists.
13839 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
13840 with greater number of insns that depend on the insn.
13841 (schedule_insn): Update to use new scheduler dependencies lists. Add
13842 code to free backward dependencies lists. Inline and optimize code
13843 from resolve_dep () - see PR28071.
13844 (ok_for_early_queue_removal): Update to use new scheduler dependencies
13845 lists. Update call to targetm.sched.is_costly_dependence hook.
13847 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
13848 scheduler dependencies lists.
13850 (resolve_dep): Remove. Move the logic to schedule_insn ().
13851 (init_h_i_d): Initialize dependencies lists.
13853 (process_insn_depend_be_in_spec): Rename to
13854 process_insn_forw_deps_be_in_spec. Update to use new scheduler
13855 dependencies lists.
13856 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
13857 Update to use new scheduler dependencies lists.
13858 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
13860 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
13861 new scheduler dependencies lists.
13862 (build_intra_loop_deps): Ditto.
13864 * target.h (struct _dep): Declare to use in
13865 gcc_target.sched.is_costly_dependence.
13866 (struct gcc_target.sched.adjust_cost): Fix typo.
13867 (struct gcc_target.sched.is_costly_dependence): Change signature to use
13868 single dep_t parameter instead of an equivalent triad.
13869 (struct gcc_target.sched.adjust_cost_2): Remove.
13871 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
13873 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
13875 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
13877 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
13879 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
13880 (REG_DEP_TRUE): Document.
13882 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
13883 Change signature to correspond to the targetm.sched.adjust_cost hook.
13884 Update use in TARGET_SCHED_ADJUST_COST_2.
13885 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
13886 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
13887 new scheduler dependencies lists.
13888 (ia64_gen_check): Ditto.
13890 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
13891 dependencies lists.
13893 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
13894 signature to correspond to the targetm.sched.is_costly_dependence hook.
13895 (is_costly_group): Update to use new scheduler dependencies lists.
13897 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
13898 instead of INSN_COST () macro.
13900 2007-02-01 Ian Lance Taylor <iant@google.com>
13902 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
13904 2007-02-01 Guy Martin <gmsoft@gentoo.org>
13906 * pa.md (tp_load): Correct mfctl instruction syntax.
13908 2007-02-01 Geoffrey Keating <geoffk@apple.com>
13910 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
13911 altivec_padding_size calculation on AIX. Improve comment, add
13912 assert to verify that it's right.
13914 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
13917 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
13919 PR inline-asm/28686
13920 * global.c (global_alloc): Add mising initialization of
13923 2007-02-01 Roger Sayle <roger@eyesopen.com>
13925 * alias.c (init_alias_analysis): Correct whitespace.
13926 * bb-reorder.c (fix_edges_for_rarely_executed_code,
13927 partition_hot_cold_basic_blocks): Likewise.
13928 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
13929 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
13930 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
13931 fold_builtin_snprintf_chk, fold_builtin_printf,
13932 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
13933 do_mpfr_arg3, do_mpfr_sincos): Likewise.
13934 * cfgcleanup.c (cleanup_cfg): Likewise.
13935 * cfgexpand.c (tree_expand_cfg): Likewise.
13936 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
13937 * function.c (get_next_funcdef_no): Likewise.
13938 * gengtype.c (main): Likewise.
13939 * genmodes.c (main): Likewise.
13940 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
13941 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
13942 * ifcvt.c (noce_emit_move_insn): Likewise.
13943 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
13945 * stor-layout.c (get_best_mode): Likewise.
13946 * tree-ssa-loop-niter.c (get_val_for): Likewise.
13947 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
13948 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
13949 perform_var_substitution, solve_graph): Likewise.
13950 * tree-vrp.c (vrp_finalize): Likewise.
13952 2007-02-01 Ian Lance Taylor <iant@google.com>
13954 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
13955 high part of a paradoxical subreg, return a constant zero.
13957 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
13959 * toplev.c (lang_dependent_init): Call init_set_costs.
13960 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
13962 2007-02-01 Richard Guenther <rguenther@suse.de>
13964 PR middle-end/30656
13965 * fold-const.c (fold_negate_expr): Allow negating a
13966 constant if overflow does not change.
13968 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13970 * doc/c-tree.texi (Expression trees): Improve markup.
13971 * doc/tm.texi (Register Classes, Addressing Modes)
13972 (Floating Point): Fix spacing after abbreviations. Fix some
13975 2007-02-01 Ben Elliston <bje@au.ibm.com>
13977 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
13978 * doc/contrib.texi: Likewise.
13979 * doc/install.texi: Likewise.
13981 2007-01-31 Richard Henderson <rth@redhat.com>
13982 Ian Lance Taylor <iant@google.com>
13984 * lower-subreg.c: New file.
13985 * rtl.def (CONCATN): Define.
13986 * passes.c (init_optimization_passes): Add pass_lower_subreg and
13987 pass_lower_subreg2.
13988 * emit-rtl.c (update_reg_offset): New static function, broken out
13989 of gen_rtx_REG_offset.
13990 (gen_rtx_REG_offset): Call update_reg_offset.
13991 (gen_reg_rtx_offset): New function.
13992 * regclass.c: Revert patch of 2006-03-05, restoring
13994 (clear_reg_info_regno): New function.
13995 * dwarf2out.c (concatn_loc_descriptor): New static function.
13996 (loc_descriptor): Handle CONCATN.
13997 * common.opt (fsplit_wide_types): New option.
13998 * opts.c (decode_options): Set flag_split_wide_types when
14000 * timevar.def (TV_LOWER_SUBREG): Define.
14001 * rtl.h (gen_reg_rtx_offset): Declare.
14002 (reg_scan_update): Declare.
14003 * regs.h (clear_reg_info_regno): Declare.
14004 * tree-pass.h (pass_lower_subreg): Declare.
14005 (pass_lower_subreg2): Declare.
14006 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
14007 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
14008 -fsplit-wide-types.
14009 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
14010 * Makefile.in (OBJS-common): Add lower-subreg.o.
14011 (lower-subreg.o): New target.
14013 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14015 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
14017 2007-01-31 Anatoly Sokolov <aesok@post.ru>
14020 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
14022 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14024 PR middle-end/29335
14025 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
14027 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
14029 * cfgloop.h: Include vec-prim.h.
14030 (enum li_flags): Remove LI_ONLY_OLD.
14031 (loop_iterator): Changed.
14032 (fel_next, fel_init): Iterate over loop tree.
14033 (FOR_EACH_LOOP_BREAK): New macro.
14034 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
14036 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
14037 * modulo-sched.c (sms_schedule): Ditto.
14038 * tree-vectorizer.c (vectorize_loops): Ditto.
14039 * doc/loop.texi: Update information on loop numbering and behavior of
14040 FOR_EACH_LOOP wrto new loops.
14041 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
14042 add_to_evolution_1): Test nestedness of loops instead of comparing
14044 * tree-chrec.c (chrec_fold_plus_poly_poly,
14045 chrec_fold_multiply_poly_poly, chrec_evaluate,
14046 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
14047 reset_evolution_in_loop): Ditto.
14048 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
14050 2007-01-31 Dirk Mueller <dmueller@suse.de>
14052 * c-common.c (warn_about_parentheses): Separate warning about
14053 un-parenthized sequence of comparison operators from the one
14054 which is supposed to warn about x <= y <= z.
14056 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
14058 * optabs.h (enum optab_index): Add new OTI_isinf.
14059 (isinf_optab): Define corresponding macro.
14060 * optabs.c (init_optabs): Initialize isinf_optab.
14061 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
14063 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
14064 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
14066 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
14067 expand_builtin_interclass_mathfn.
14068 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
14069 * config/i386/i386.md (UNSPEC_FXAM): New constant.
14070 (fxam<mode>2_i387): New insn pattern.
14071 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
14072 built-in functions as x87 inline asm.
14074 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14076 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
14078 2007-01-30 Eric Christopher <echristo@apple.com>
14080 * config.gcc: Add geode.
14082 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14084 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
14085 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
14086 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
14087 value-prof.c: Fix comment typos.
14089 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14092 * doc/invoke.texi (Wpointer-arith): Document warning.
14094 2007-01-30 Janis Johnson <janis187@us.ibm.com>
14096 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
14097 the list of discrepancies from the draft TR.
14099 2007-01-30 Dirk Mueller <dmueller@suse.de>
14102 * doc/invoke.texi (-Wreturn-type): Update description to
14103 match new behavior.
14105 2007-01-30 Richard Sandiford <richard@codesourcery.com>
14107 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
14109 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
14111 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
14112 to handle optabs that operate on floating point input argument and
14113 output to integer output.
14114 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
14115 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
14116 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
14117 expand_builtin_interclass_mathfn ().
14118 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
14119 (ilogbsi2): Remove.
14120 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
14121 ilogbl built-in functions as x87 intrinsics.
14123 2007-01-30 Richard Guenther <rguenther@suse.de>
14125 PR middle-end/27657
14126 * dwarf2out.c (reference_to_unused): Query varpool if the
14127 variable was output.
14129 2007-01-30 Richard Guenther <rguenther@suse.de>
14131 PR middle-end/30313
14132 * passes.c (execute_one_pass): Reset in_gimple_form to not
14133 confuse non-unit-at-a-time mode.
14135 2007-01-29 Roger Sayle <roger@eyesopen.com>
14136 Richard Guenther <rguenther@suse.de>
14138 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
14139 avoid undefined behaviour on overflow. Use force_fit_type_double
14140 to construct the constant with the specified TREE_OVERFLOW.
14142 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14144 * config/dfp-bit.c: Add parameterized support for fp exceptions.
14145 * config/dfp-bit.h: Ditto.
14147 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14149 * c-decl.c (pop_scope): Replace warnings with call to
14150 warn_for_unused_label.
14151 * c-common.h (warn_for_unused_label): Declare.
14152 * c-common.c (warn_for_unused_label): Define.
14154 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14156 * tree-optimize.c (update_inlined_to_pointers): Delete unused
14159 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14161 * Makefile.in (USER_H): Remove decfloat.h.
14162 * ginclude/decfloat.h: Delete, moving contents to ...
14163 * ginclude/float.h: Add support for decimal floating point,
14164 guarded by __STDC_WANT_DEC_FP__.
14166 2007-01-29 Mike Stump <mrs@apple.com>
14168 * doc/gccint.texi (Top): Rename Loop Representation to Loop
14169 Analysis and Representation to resolve case insensitive conflict.
14170 * doc/loop.texi (Loop Analysis and Representation): Likewise.
14172 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
14174 * tree.h (struct tree_memory_tag): Add aliases member.
14175 (MTAG_ALIASES): New macro.
14176 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
14177 (add_may_alias): Remove pointer-set. Update for may_aliases being
14179 (mark_aliases_call_clobbered): Update for may_aliases being a
14181 (compute_tag_properties): Ditto.
14182 (create_partition_for): Ditto.
14183 (compute_memory_partitions): Ditto.
14184 (dump_may_aliases_for): Ditto.
14185 (is_aliased_with): Ditto.
14186 (add_may_alias_for_new_tag): Ditto.
14187 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
14188 (compute_is_aliased): New function.
14189 (compute_may_aliases): Call compute_is_aliased).
14190 (init_alias_info): Initialize alias_bitmap_obstack.
14191 (union_alias_set_into): New function.
14192 (compute_flow_sensitive_aliasing): Use union_aliases_into.
14193 (have_common_aliases_p): Rewrite to take two bitmaps and use
14195 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
14196 Update for bitmaps.
14197 (finalize_ref_all_pointers): Update for add_may_alias changes.
14198 (new_type_alias): Ditto.
14199 * tree-flow-inline.h (may_aliases): Return a bitmap.
14200 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
14201 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
14202 may_aliases being a bitmap.
14203 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
14204 may_aliases now returns a bitmap.
14205 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
14207 * tree-ssa-operands.c (add_virtual_operand): Update for
14208 may_aliases being a bitmap.
14210 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
14212 PR tree-optimization/30630
14213 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
14214 variable as changed.
14216 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
14219 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
14220 expanded only once even if an error occurs.
14222 2007-01-29 Ben Elliston <bje@au.ibm.com>
14224 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
14225 (__gcov_average_profiler): Likewise.
14226 (__gcov_ior_profiler): Likewise.
14227 (__gcov_merge_ior): Likewise.
14229 2007-01-28 Jan Hubicka <jh@suse.cz>
14231 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
14232 * value-prof.c (stringop_block_profile): Likewise.
14234 2007-01-28 Jan Hubicka <jh@suse.cz>
14236 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
14237 variant handling histograms; add wrapper.
14238 (clear_storage_via_libcall): Export.
14239 (emit_block_move_hints): Break out from ...; add histograms.
14240 (emit_block_move): ... this one.
14241 (clear_storage_hints): Break out from ...; add histograms.
14242 (clear_storage): ... this one.
14243 (set_storage_via_memset): Handle histogram.
14244 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
14245 (clear_storage_hints, clear_storage_via_libcall): Declare.
14246 (set_storage_via_setmem): Update prototype.
14247 * doc/md.texi (movmem, setmem): Document new arguments.
14249 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
14251 (stringop_block_profile): New global function.
14252 (tree_stringops_values_to_profile): Profile block size and alignment.
14253 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
14255 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
14256 (stringop_block_profile): Declare.
14257 * builtins.c: Include value-prof.h.
14258 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
14259 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
14260 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
14261 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
14262 * profile.c (instrument_values): Add new counters.
14263 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
14265 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
14266 (tree_init_edge_profiler): Build new profilers.
14267 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
14268 (pass_tree_profile): Add dump.
14269 (tree_profile_hooks): Update.
14270 * Makefile.in (LIBGCOV): Add new constants.
14271 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
14272 __gcov_ior_profiler): New.
14273 * i386.md (movmem/setmem expanders): Add new optional arguments.
14275 2007-01-28 David Edelsohn <edelsohn@gnu.org>
14277 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
14279 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
14281 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
14282 (tree_unswitch_single_loop): Pass eni_size_weights to
14283 tree_num_loop_insns.
14284 * tree-ssa-loop-manip.c: Include tree-inline.h.
14285 (can_unroll_loop_p): Pass eni_size_weights to
14286 tree_num_loop_insns.
14287 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
14288 Pass eni_size_weights to estimate_num_insns.
14289 * tree.h (init_inline_once): Export.
14290 * toplev.c (backend_init): Call init_inline_once.
14291 * cgraphunit.c (cgraph_process_new_functions,
14292 cgraph_analyze_function): Pass eni_inlining_weights to
14293 estimate_num_insns.
14294 * ipa-inline.c (compute_inline_parameters): Ditto.
14295 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
14296 to estimate_num_insns.
14297 (try_unroll_loop_completely): Pass eni_size_weights to
14298 tree_num_loop_insns.
14299 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
14300 ot estimate_num_insns.
14301 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
14302 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
14303 * tree-inline.c (eni_inlining_weights, eni_size_weights,
14304 eni_time_weights): New variables.
14305 (init_inline_once): Initialize them.
14306 (struct eni_data): Mew.
14307 (estimate_num_insns_1, estimate_num_insns): Use weights.
14308 * tree-inline.h (struct eni_weights_d): New.
14309 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
14310 (estimate_num_insns): Declaration changed.
14311 * cfgloop.h (tree_num_loop_insns): Declaration changed.
14312 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
14313 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
14315 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
14317 * tree-data-ref.c (conflict_fn): Assert that the number of affine
14318 relations in the conflict function is valid.
14320 2007-01-27 Ian Lance Taylor <iant@google.com>
14322 * common.opt: Add fstrict-overflow.
14323 * opts.c (decode_options): Set flag_strict_overflow if -O2.
14324 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
14325 (TYPE_OVERFLOW_UNDEFINED): Define.
14326 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
14328 * tree.h (TYPE_TRAP_SIGNED): Don't define.
14329 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
14330 (fold_negate_expr): Likewise.
14331 (make_range): Likewise.
14332 (extract_muldiv_1): Likewise.
14333 (maybe_canonicalize_comparison): Likewise.
14334 (fold_comparison): Likewise.
14335 (fold_binary): Likewise.
14336 (tree_expr_nonnegative_p): Likewise.
14337 (tree_expr_nonzero_p): Likewise.
14338 * tree-vrp.c (compare_values): Likewise.
14339 (extract_range_from_binary_expr): Likewise.
14340 (extract_range_from_unary_expr): Likewise.
14341 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
14343 (nowrap_type_p): Likewise.
14344 * tree-scalar-evolution.c (simple_iv): Likewise.
14345 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
14346 (build_range_check): Likewise.
14347 (extract_muldiv_1): Likewise.
14348 (fold_comparison): Likewise.
14349 * tree-vrp.c (vrp_int_const_binop): Likewise.
14350 (extract_range_from_unary_expr): Likewise.
14351 * convert.c (convert_to_integer): Likewise.
14352 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
14353 (fold_comparison): Likewise.
14354 (fold_binary): Likewise.
14355 * optabs.c (optab_for_tree_code): Likewise.
14356 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
14357 * simplify-rtx.c (simplify_const_relational_operation): Check
14358 flag_strict_overflow and flag_trapv.
14359 (simplify_const_relational_operation): Likewise.
14360 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
14361 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
14364 2007-01-27 Roger Sayle <roger@eyesopen.com>
14366 * tree.c (tree_fold_gcd): Delete.
14367 * tree.h (tree_fold_gcd): Remove prototype.
14368 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
14369 test whether one constant integer is a multiple of another. Instead
14370 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
14371 * fold-const.c (multiple_of_p): We've determined both TOP and
14372 BOTTOM are integer constants so we can call int_const_binop directly
14373 instead of the more generic const_binop.
14375 2007-01-27 Roger Sayle <roger@eyesopen.com>
14377 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
14378 1*X check that the constant hasn't overflowed, to preserve the
14380 (round_up): Provide an efficient implementation when rouding-up an
14381 INTEGER_CST to a power-of-two.
14383 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14385 * doc/sourcebuild.texi: Add comma for clarity.
14386 * doc/extend.texi: Fix some typos.
14387 * doc/passes.texi: Likewise.
14388 * doc/cppinternals.texi: Likewise.
14389 * doc/c-tree.texi: Likewise.
14390 * doc/tree-ssa.texi: Likewise.
14391 * doc/install.texi: Likewise.
14393 2007-01-27 Jan Hubicka <jh@suse.cz>
14395 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
14396 (pass_sra): Do not require alias information.
14397 * passes.c (init_optimization_passes): Add SRA
14399 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
14401 * tracer.c (rest_of_handle_tracer): We already cleaned
14402 up the CFG in tracer() so don't do it here again.
14403 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
14404 cleanup_cfg here, either. And don't call renumber_insns.
14406 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
14407 and BB_HEAD are in the insn stream here. Instead make sure
14408 that BB_INSN is valid on all insns. Also, do check here that
14409 there are no pending branch predictions...
14410 (rtl_verify_flow_info): ...instead of doing it here. Checks
14411 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
14414 2007-01-26 Roger Sayle <roger@eyesopen.com>
14416 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
14417 function to simplify/factorize operand order canonicalization.
14418 (ix86_fixup_binary_operands): Reorganize using the above function.
14419 (ix86_binary_operator_ok): Likewise.
14421 2007-01-27 Jakub Jelinek <jakub@redhat.com>
14423 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
14424 file scope from optimize_attrs.
14425 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
14427 (optimize_attrs): Clear insn_code_values after freeing it.
14429 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
14431 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
14432 a parts.base assignment.
14434 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
14436 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
14437 (compute_subscript_distance, initialize_data_dependence_relation,
14438 finalize_ddr_dependent, analyze_ziv_subscript,
14439 analyze_siv_subscript_cst_affine,
14440 compute_overlap_steps_for_affine_univar,
14441 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14442 analyze_siv_subscript, analyze_miv_subscript,
14443 analyze_overlapping_iterations, subscript_dependence_tester_1,
14444 compute_self_dependence, free_dependence_relation): Work
14445 with affine_fn instead of chrecs.
14446 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
14447 common_affine_function, affine_function_base,
14448 affine_function_constant_p, affine_fn_op, affine_fn_plus,
14449 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
14450 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
14451 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
14452 (all_chrecs_equal_p): Removed.
14453 * tree-data-ref.h (affine_fn, conflict_function): New types.
14454 (struct subscript): Change type of conflicting_iterations_in_a
14455 and conflicting_iterations_in_b.
14457 2007-01-26 Steve Ellcey <sje@cup.hp.com>
14460 * config/pa/pa.h (TARGET_HPUX_11): New.
14461 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
14462 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
14464 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
14465 Richard Guenther <rguenther@suse.de>
14467 * tree-ssa-structalias.c (solve_graph): Handle case
14468 we merged the variable to another.
14470 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14472 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
14475 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
14476 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
14478 2007-01-25 DJ Delorie <dj@redhat.com>
14480 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
14481 allow changes to modes which don't fit in those registers.
14483 * reload1.c (choose_reload_regs): Check for invalid subregs before
14484 computing their locations, not after.
14486 2007-01-25 Geoffrey Keating <geoffk@apple.com>
14489 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
14490 save Altivec registers in an eh_return function.
14491 (compute_vrsave_mask): Likewise.
14492 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
14493 for saving Altivec registers.
14494 (rs6000_emit_prologue): Don't allocate stack twice in
14495 eh_return function. Correct expected value of altivec_save_offset
14496 when using save_world. Describe save of R0 to stack when using
14497 save_world. Describe stack pointer adjustment when using
14498 save_world. Remove duplicated eh_return parameter register saving.
14499 Update sp_offset variable after save_world.
14500 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
14502 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
14503 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
14506 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14508 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
14510 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14513 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
14514 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
14516 2007-01-25 Richard Guenther <rguenther@suse.de>
14518 * doc/invoke.texi (-Wcoverage-mismatch): Document.
14519 * common.opt (-Wcoverage-mismatch): New warning option.
14520 * coverage.c (get_coverage_counts): Ignore coverage mismatch
14521 if -Wcoverage-mismatch is given.
14523 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
14525 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
14526 (ipcp_driver): Change to static definition.
14527 Add dumping of the ifunctions.
14528 (constant_val_insert): Remove unused parameter. Support for SSA.
14529 (ipcp_propagate_const): Support for SSA.
14530 (ipcp_profile_bb_print): Print only analyzed nodes.
14531 (ipcp_replace_map_create): Remove support for Fortran constant
14533 * ipa-prop.c (ipa_method_modify_stmt,
14534 ipa_callsite_compute_param): Support for SSA.
14535 * ipa-prop.h (ipcp_driver): Remove declaration.
14536 (IS_VALID_TREE_MAP_INDEX): Add define.
14538 2007-01-24 Geoffrey Keating <geoffk@apple.com>
14540 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
14542 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14544 PR middle-end/30447
14545 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
14546 constant argument to cabs and do it without checking for
14547 -funsafe-math-optimizations.
14549 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
14551 * c-common.h (RID_FIRST_CXX0X): New.
14552 (RID_LAST_CXX0X): New.
14553 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
14555 * c.opt (Wc++0x-compat): New.
14556 * doc/invoke.texi (-Wc++0x-compat): Document.
14558 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14560 * builtins.c (fold_builtin_carg): New.
14561 (fold_builtin_1): Use it.
14563 2007-01-24 Jan Hubicka <jh@suse.cz>
14565 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
14567 * ipa-inline.c (initial_insns, max_insns): Delete.
14568 (compute_max_insns): New function.
14569 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
14570 of insns as base for code growth.
14571 (cgraph_decide_inlining): Make initial_insns local; do not compute
14573 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
14574 * doc/invoke.texi (inline-unit-growth): Update docs.
14576 2007-01-24 Jakub Jelinek <jakub@redhat.com>
14578 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
14579 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
14580 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
14581 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
14582 for CPUs that have PTA_CX16 set.
14584 PR middle-end/27416
14585 * gimplify.c (omp_check_private): New function.
14586 (gimplify_scan_omp_clauses): Use it for
14587 firstprivate/lastprivate/reduction.
14589 PR middle-end/30494
14590 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
14591 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
14593 PR middle-end/30421
14594 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
14595 If lower_lastprivate_clauses emits some statements, append them
14596 to dlist rather than body_p and to body_p append an initializer.
14597 (lower_omp_for): Adjust caller.
14599 2007-01-24 Steve Ellcey <sje@cup.hp.com>
14601 * target.h (globalize_decl_name): New.
14602 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14603 * output.h (default_globalize_decl_name): New.
14604 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
14606 (globalize_decl): Ditto.
14607 (default_globalize_decl_name): New.
14608 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
14609 (ia64_handle_version_id_attribute): New.
14610 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14611 (ia64_asm_output_external): Use globalize_decl_name instead
14612 of globalize_label.
14613 * doc/extend.texi (version_id): New pragma.
14614 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
14616 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14618 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
14619 _uleb128_t and _Unwind_SWord with _sleb128_t.
14620 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
14621 uw_frame_state_for, uw_update_context_1): Likewise.
14622 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
14623 * unwind-pe.h (read_uleb128, read_sleb128,
14624 read_encoded_value_with_base): Likewise.
14625 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
14627 2007-01-24 Richard Guenther <rguenther@suse.de>
14629 * builtins.c (expand_builtin_cexpi): Get the fndecl
14630 for cexp in the correct way.
14632 2007-01-24 Jan Hubicka <jh@suse.cz>
14634 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
14636 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14638 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
14639 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
14640 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
14641 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
14642 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
14643 __SIZEOF_PTRDIFF_T__.
14644 * doc/cpp.texi: Documentation for the new builtin macros added.
14646 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
14648 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
14649 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
14650 instead of operands[2] to avoid access past the end of array.
14652 2007-01-24 Richard Sandiford <richard@codesourcery.com>
14654 * reload1.c (emit_reload_insns): Pass the reload register
14655 for a non-spill output reload through forget_old_reloads_1.
14657 2007-01-23 Joseph Myers <joseph@codesourcery.com>
14659 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14660 _SOFT_DOUBLE if doubles use software floating-point.
14661 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
14662 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14663 * config/rs6000/darwin-ldouble.c: Also compile functions for
14664 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
14665 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14666 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
14667 commented-out long double override.
14668 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
14669 * config/rs6000/eabispe.h: Likewise.
14670 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
14671 long double for non-SPE.
14672 (rs6000_handle_option): Likewise.
14673 (invalid_e500_subreg): Disallow more subregs involding DImode,
14674 DFmode, TImode or TFmode.
14675 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
14677 (legitimate_lo_sum_address_p): Also check for TFmode for E500
14679 (rs6000_legitimize_address): Also handle TFmode for E500 double.
14680 (rs6000_legitimize_reload_address): Also handle TFmode for E500
14682 (rs6000_legitimate_address): Also check for TFmode for E500
14684 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
14685 (spe_build_register_parallel): Handle TFmode and TCmode.
14686 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
14688 (function_arg): Handle TFmode and TCmode for E500 double.
14689 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
14691 (print_operand): Handle TFmode and TImode for %y.
14692 (rs6000_generate_compare): Handle TFmode comparisons for E500
14694 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
14695 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
14696 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
14697 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
14698 TFmode for E500 double.
14699 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
14700 (floatsidf2): Enable for E500 double.
14701 (movtf_softfloat): Use rs6000_nonimmediate_operand.
14702 (extenddftf2): Change to extenddftf2_fprs.
14703 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
14704 depending on TARGET_E500_DOUBLE.
14705 (extendsftf2): Enable for E500 double.
14706 (trunctfdf2): Enable for E500 double.
14707 (trunctfsf2): Change to trunctfsf2_fprs.
14708 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
14709 depending on TARGET_E500_DOUBLE.
14710 (floatsitf2): Enable for E500 double.
14711 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
14712 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
14713 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
14714 (negtf2): Change to negtf2_internal.
14715 (negtf2): New expander.
14716 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
14717 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
14718 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
14719 (movdi_internal32): Use rs6000_nonimmediate_operand.
14720 (unnamed splitter): Likewise.
14721 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
14722 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
14723 (SPE64TF, DITI): New mode macros.
14724 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
14727 (frob_<mode>_di_2): New.
14728 (frob_tf_di_8_2): New.
14729 (frob_di_df): Change to frob_di_<mode>; allow more modes.
14731 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
14733 (frob_ti_<mode>_8_2): New.
14734 (frob_ti_tf_2): New.
14735 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
14736 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
14738 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
14739 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
14740 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
14741 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
14742 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
14743 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
14746 2007-01-23 Ian Lance Taylor <iant@google.com>
14748 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
14750 (OBJS-archive): Reformat, alphabetize.
14751 (OBJS): Change out_object_file to OBJS-md.
14753 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
14755 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14756 JUMP_P and CALL_P predicates where applicable.
14757 * config/i386/i386.c: Ditto.
14758 * config/i386/i386.md: Ditto.
14759 * config/i386/mmx.md: Ditto.
14760 * config/i386/predicates.md: Ditto.
14762 2007-01-22 Andreas Schwab <schwab@suse.de>
14764 * config/m68k/m68k.h: Fix comment.
14766 2007-01-22 Jan Hubicka <jh@suse.cz>
14768 * passes.c (init_optimization_passes): Do not rerun
14769 pass_early_warn_uninitialized.
14771 2007-01-22 Richard Guenther <rguenther@suse.de>
14773 PR tree-optimization/30038
14774 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
14776 (execute_cse_sincos_1): Likewise.
14777 (execute_cse_sincos): Likewise.
14778 (gate_cse_sincos): Likewise.
14779 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
14780 the cexpi() canonicalization of sincos().
14781 * tree-pass.h (pass_cse_sincos): Declare.
14782 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
14784 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14786 PR rtl-optimization/29329
14787 * combine.c (replaced_rhs_insn): Rename to i2mod.
14788 (replaced_rhs_value): Rename to i2mod_new_rhs.
14789 (i2mod_old_rhs): New global variable.
14790 (combine_instructions): Adjust for above change. Save a copy of
14791 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
14792 note are substituted in the second instruction.
14793 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
14794 ditch the note if it pertains to the second eliminated register
14795 and this register is mentioned in i2mod_old_rhs.
14798 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
14800 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
14801 the insn to which the note was originally attached.
14803 2007-01-21 Jan Hubicka <jh@suse.cz>
14805 * ipa-inline.c (inlining_mode): Comment, move up.
14806 (cgraph_decide_inlining_incrementally): Do not perform inlining
14807 itself; fix handling of flattening of self recursive functions.
14808 (cgraph_find_cycles): Remove.
14809 (cgraph_flatten_node): Remove.
14810 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
14811 (try_inline): New function.
14812 (cgraph_early_inlining): Update call of
14813 cgraph_decide_inlining_incrementally. Apply inlining here.
14814 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
14816 2007-01-21 Dirk Mueller <dmueller@suse.de>
14819 * tree-vrp.c (check_array_bounds): do not warn
14820 about ADDR_EXPR's of ARRAY_REF's which are immediately
14821 used in binary expressions.
14823 2007-01-21 Ira Rosen <irar@il.ibm.com>
14825 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
14826 read_write_dep and macros for its access.
14827 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
14828 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
14829 argument, call vect_check_interleaving for every independent pair of
14830 data-refs. Mark loads that access the same memory location as a store
14832 (vect_check_dependences): Remove.
14833 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
14834 call, fix the call to vect_analyze_data_ref_dependence.
14835 (vect_analyze_data_ref_access): For statements that access the same
14836 data-ref, check that they are not stores; for loads, check that there
14837 is no store that access the same location.
14839 2007-01-20 Roger Sayle <roger@eyesopen.com>
14840 Joseph Myers <joseph@codesourcery.com>
14842 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
14843 (-fdump-rtl-stack): Likewise.
14844 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
14845 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
14846 (-mpt-fixed): Use @minus{} for minus sign.
14847 (Using Precompiled Headers): Fix under/overfull hbox.
14849 2007-01-20 Jan Hubicka <jh@suse.cz>
14851 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
14852 place within annotation.
14854 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14856 * pa.c (output_move_double): Change array size of xoperands to 4.
14858 2007-01-20 Jan Hubicka <jh@suse.cz>
14860 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
14863 2007-01-19 Ian Lance Taylor <iant@google.com>
14865 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
14866 constant to unsigned HOST_WIDE_INT before negating.
14868 2007-01-19 Ian Lance Taylor <iant@google.com>
14870 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
14872 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
14873 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14874 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
14875 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
14876 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
14877 (realloc_vdef, realloc_vuse): Change second parameter to
14879 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
14880 fields to unsigned.
14881 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
14882 unsigned. Change x and lim locals to unsigned.
14883 (realloc_vdef, realloc_vuse): Change num_elem parameter to
14885 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
14886 (copy_virtual_operands): Change i and n locals to unsigned.
14888 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14890 PR middle-end/29335
14891 * builtins.c (fold_builtin_1): Handle builtin fdim.
14893 2007-01-20 Jan Hubicka <jh@suse.cz>
14895 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
14896 * tree-ssa-structalias.c (compute_points_to_sets): Do call
14897 init_alias_heapvars.
14898 (init_alias_heapvars): Initialize only when not already initialized.
14899 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
14901 2007-01-19 Roger Sayle <roger@eyesopen.com>
14903 * common.opt (fsigned-zeros): New command line option.
14904 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
14905 of flag_unsafe_math_optimizations.
14906 * opts.c (set_fast_math_flags): The -ffast-math command line option
14907 implies -fno-signed-zeros.
14908 (fast_math_flags_set_p): Likewise.
14910 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
14911 the documentation of -ffast-math appropriately. Wrap long lines.
14913 2007-01-19 Steve Ellcey <sje@cup.hp.com>
14915 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
14916 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
14918 2007-01-19 Tomas Bily <tbily@suse.cz>
14920 * cgraphunit.c (cgraph_finalize_function): Updating of pid
14922 (tree_init_ic_make_global_vars): New function
14923 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
14924 (tree_gen_ic_profiler): New function
14925 (tree_gen_ic_func_profiler): New function
14926 (tree_profiling): Added calling of tree_gen_ic_func_profiler
14927 (tree_profile_hooks): Added hook for indirec/virtual calls
14928 * value-prof.c (tree_find_values_to_profile): New case for
14930 (tree_values_to_profile): Call for determining indirect/virtual
14932 (tree_indirect_call_to_profile): New function
14933 (tree_ic_transform): New function
14934 (tree_ic): New function
14935 (find_func_by_pid): New function
14936 (init_pid_map): New function
14937 (tree_value_profile_transformations): Added check for
14938 indirect/virtual call transformation
14939 * value-prof.h (enum hist_type): New counter type for
14940 indirect/virtual calls
14941 (profile_hooks): Added new hook for profiling indirect/virtual
14943 * profile.c (instrument_values): New case for indirect/virtual
14945 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
14946 (GCOV_COUNTER_V_INDIR): New counter type
14947 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
14948 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
14950 * cgraph.c: Definition of cgraph_max_pid
14951 (cgraph_create_node): Default init of pid attribute
14952 * cgraph.h: Declaration of cgraph_max_pid
14953 (struct cgraph_node): Added pid attribute
14954 * libgcov.c (__gcov_indirect_call_profiler): New function
14955 (__gcov_one_value_profiler_body): New function
14956 (__gcov_one_value_profiler): Body was moved to
14957 __gcov_one_value_profiler_body and calls it
14959 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
14961 * doc/gty.texi (Options): Document the mark_hook option to GTY.
14962 * gengtype.c (write_types_data, write_func_for_structure,
14963 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
14964 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
14965 (walk_type, write_func_for_structure): Generate the mark_hook if
14968 2007-01-19 Jan Hubicka <jh@suse.cz>
14970 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
14971 'early' argument take inlining mode argument specifying whether to
14972 inline for size/speeed or all functions; add support for flattening;
14974 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
14976 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14979 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
14980 the name of the declared identifier.
14982 2007-01-19 Dirk Mueller <dmueller@suse.de>
14984 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
14985 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
14986 duplicate evaluation.
14988 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14990 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
14991 Macroize expander using X87MODEF12 mode macro. Extend operand 1
14992 to XFMode, use acosxf2 and truncate result to requested mode.
14993 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
14994 (asin<mode>2): Similarly, with asin expanders.
14995 (*fscalexf4_i387): Rename from *fscalexf4.
14996 (expNcorexf3): New expander.
14997 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
14998 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
14999 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
15000 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
15001 patterns for SSE math.
15002 (exp10<mode>2): Similarly, with exp10 expanders.
15003 (exp2<mode>2): Similarly, with exp2 expanders.
15004 (expm1<mode>2): Similarly, with expm1 expanders.
15005 (ldexp<mode>3): Similarly, with ldexp expanders.
15006 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
15007 Use gen_truncxf<mode>2_i387_noop to truncate result.
15009 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15011 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
15012 for ColdFire targets.
15014 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
15015 Richard Sandiford <richard@codesourcery.com>
15017 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
15018 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
15019 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
15020 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
15021 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15022 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15024 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15026 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
15027 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
15028 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
15029 (*adddi_dilshr32_cf): New pattern.
15030 (adddi3, subdi3): Remove first alternatives.
15032 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15034 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
15035 implemented using move.l, do not use its cc result for floating-point
15038 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15040 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
15041 from accepting 's' constraints if flag_pic.
15043 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15045 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
15046 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
15047 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
15048 condition from TARGET_68881 to TARGET_HARD_FLOAT.
15050 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
15052 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
15053 ColdFire alternatives.
15054 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
15055 * config/m68k/m68k.md (clzsi2): Define for ColdFire
15056 architectures that support ff1 instruction.
15058 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15059 Julian Brown <julian@codesourcery.com>
15061 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
15062 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
15063 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
15066 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15068 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
15070 (output_move_const_into_data_reg, output_move_simode_const): Delete.
15071 * config/m68k/m68k.c (const_method, const_int_cost): Take a
15072 HOST_WIDE_INT instead of an rtx.
15073 (m68k_rtx_costs): Update call accordingly.
15074 (output_move_const_into_data_reg): Likewise. Fix formatting.
15075 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
15077 (output_move_simode_const): Update calls after above changes.
15078 Rework to use automatic variables and predicates like MEM_P.
15079 * config/m68k/m68k.md (pushexthisi_const): Update call to
15082 2007-01-19 Dirk Mueller <dmueller@suse.de>
15084 * tree-ssa-alias.c (perform_var_substitution): Fix typo
15085 in dump_flags test.
15087 2007-01-19 Richard Guenther <rguenther@suse.de>
15089 * builtins.c (expand_builtin_cexpi): Fall back to expanding
15090 via cexp in case sincos is not available.
15092 2007-01-19 Richard Guenther <rguenther@suse.de>
15094 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
15095 * defaults.h (TARGET_HAS_SINCOS): Default to off.
15096 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
15097 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
15098 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
15099 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
15100 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
15101 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
15103 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15105 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
15107 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
15108 (atan2xf3): Directly generate RTL pattern.
15109 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
15110 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15111 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15112 disable patterns for SSE math.
15113 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
15114 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15115 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15116 disable patterns for SSE math.
15118 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
15120 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
15122 2007-01-18 Roger Sayle <roger@eyesopen.com>
15124 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
15125 VIEW_CONVERT_EXPR to the same type as it's operand.
15127 2007-01-18 David Edelsohn <edelsohn@gnu.org>
15129 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
15130 configured for long double 128.
15132 2007-01-18 Mike Stump <mrs@apple.com>
15134 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
15137 2007-01-18 Michael Meissner <michael.meissner@amd.com>
15139 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
15142 2007-01-18 Jan Hubicka <jh@suse.cz>
15144 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
15145 greater than NUM_VOP_FREE_BUCKETS.
15147 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
15149 * tree-ssa-structalias.c: Update comments.
15150 (ptabitmap_obstack): Removed.
15151 (pta_obstack): New.
15152 (oldpta_obstack): Ditto.
15153 (stats): Add a few members.
15154 (struct variable_info): Remove node, complex, address_taken, and
15155 indirect_target members. Add oldsolution member.
15156 (new_var_info): Do not initialize removed members.
15157 (constraint_expr_type): Remove INCLUDES.
15158 (constraint_graph): Add size, implicit_preds, rep,
15159 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
15160 (FIRST_REF_NODE): New macro.
15161 (LAST_REF_NODE): Ditto.
15162 (FIRST_ADDR_NODE): Ditto.
15163 (find): New function.
15165 (dump_constraint): Do not handle INCLUDES.
15166 (insert_into_complex): Do not insert duplicate constraints.
15167 (condense_varmap_nodes): Renamed and rewritten into ...
15168 (merge_node_constraints): This. Also fix bug in handling of
15169 offseted copy constraints.
15170 (clear_edges_for_node): No longer need to deal with preds at all,
15171 or removing associated preds/succs.
15172 (merge_graph_nodes): Deal with indirect_cycles.
15173 Don't deal with predecessors.
15174 (add_implicit_graph_edge): New function.
15175 (add_pred_graph_edge): Ditto.
15176 (add_graph_edge): Don't deal with predecessors.
15177 (build_constraint_graph): Removed.
15178 (build_pred_graph): New function.
15179 (build_succ_graph): Ditto.
15180 (struct scc_info): Removed in_component. Added roots, dfs, and
15181 node_mapping. Remove visited_index, unification_queue.
15182 (scc_visit): Deal with union-find we do now.
15183 Deal with cycles with REF nodes.
15184 (collapse_nodes): Renamed and rewritten to ...
15185 (unify_nodes): This.
15186 (process_unification_queue): Removed.
15187 (topo_visit): Cleanup
15188 (do_da_constraint): Use find.
15189 (do_sd_constraint): Ditto.
15190 (do_ds_constraint): Ditto.
15191 (do_complex_constraint): Ditto.
15192 (init_scc_info): Update for removed and added members.
15193 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
15194 (find_indirect_cycles): This.
15195 (equivalence_class): New variable.
15196 (label_visit): New function.
15197 (perform_variable_substitution): Rewritten.
15198 (free_var_substitution_info): New function.
15199 (find_equivalent_node): Ditto.
15200 (move_complex_constraints): Ditto.
15201 (eliminate_indirect_cycles): Ditto.
15202 (solve_graph): Only propagate changed bits.
15203 Use indirect cycle elimination.
15205 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
15206 (tree_id_eq): Renamed to ...
15207 (tree_vi_eq): This. Update for member change
15208 (insert_id_for_tree): Renamed and rewritten to ...
15209 (insert_vi_for_tree): This.
15210 (lookup_id_for_tree): Renamed and rewritten to ...
15211 (lookup_vi_for_tree): This.
15212 (get_id_for_tree): Renamed and rewritten to ...
15213 (get_vi_for_tree): Ditto.
15214 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
15215 (process_constraint): Don't handle INCLUDES.
15216 Remove special ADDRESSOF case.
15217 (find_func_aliases): Rewrite to use vi functions instead of id
15219 (create_function_info_for): Ditto.
15220 (create_variable_info_for): Ditto.
15221 (intra_create_variable_infos): Ditto.
15222 (merge_smts_into): Ditto.
15223 (find_what_p_points_to): Ditto.
15224 (init_base_vars): Ditto.
15225 (init_alias_vars): Ditto.
15226 (remove_preds_and_fake_succs): New function.
15227 (dump_sa_points_to_info): Dump new stats.
15228 (dump_solution_for_var): Use find.
15229 (set_used_smts): Fix formatting.
15230 (compute_points_to_sets): Updated for new functions.
15231 (ipa_pta_execute): Ditto.
15233 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15234 Richard Sandiford <richard@codesourcery.com>
15236 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
15238 * calls.c (expand_call): If the return value is a PARALLEL,
15239 extract its first member.
15240 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
15241 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15242 use FUNCTION_EXTRA_EPILOGUE.
15243 (m68k_function_value): Return a PARALLEL if the return value
15244 is of a pointer type.
15245 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
15246 (FUNCTION_EXTRA_EPILOGUE): Remove.
15247 * config/m68k/m68k.md (D0_REG): New constant.
15249 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15251 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15252 output a NOP for empty epilogues.
15254 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15256 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
15257 before function. Extend register save check to include all
15258 registers, not just integer ones.
15260 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15262 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
15263 (m68k_use_return_insn): ...this.
15264 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
15265 * config/m68k/m68k.c (use_return_insn): Rename to...
15266 (m68k_use_return_insn): ...this.
15267 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
15268 of USE_RETURN_INSN.
15270 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15272 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
15273 nearest even, fix denormal rounding overflow.
15275 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15277 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
15278 f%$smove and f%$move.
15279 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
15280 (extendsfdf2_cf): Use fdmove instead of f%&move.
15281 (truncdfsf2_cf): Use fsmove instead of f%$smove.
15282 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
15284 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15286 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
15289 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15291 * real.h (real_format): Add a canonical_nan_lsbs_set field.
15292 (coldfire_single_format): Declare.
15293 (coldfire_double_format): Likewise.
15294 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
15295 of qnan_msb_set to determine the lower bits of a canonical
15297 (encode_ieee_double): Likewise.
15298 (encode_ieee_quad): Likewise.
15299 (ieee_single_format): Initialize canonical_nan_lsbs_set.
15300 (mips_single_format): Likewise.
15301 (ieee_double_format): Likewise.
15302 (mips_double_format): Likewise.
15303 (ieee_extended_motorola_format): Likewise.
15304 (ieee_extended_intel_96_format): Likewise.
15305 (ieee_extended_intel_128_format): Likewise.
15306 (ieee_extended_intel_96_round_53_format): Likewise.
15307 (ibm_extended_format): Likewise.
15308 (mips_extended_format): Likewise.
15309 (ieee_quad_format): Likewise.
15310 (mips_quad_format): Likewise.
15311 (vax_f_format): Likewise.
15312 (vax_d_format): Likewise.
15313 (vax_g_format): Likewise.
15314 (i370_single_format): Likewise.
15315 (i370_double_format): Likewise.
15316 (decimal_single_format): Likewise.
15317 (decimal_double_format): Likewise.
15318 (decimal_quad_format): Likewise.
15319 (c4x_single_format): Likewise.
15320 (c4x_extended_format): Likewise.
15321 (real_internal_format): Likewise.
15322 (coldfire_single_format): New real_format.
15323 (coldfire_double_format): Likewise.
15324 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
15325 canonical_nan_lsbs_set.
15326 (pdp11_d_format): Likewise.
15327 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
15328 if TARGET_COLDFIRE_CPU.
15330 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15332 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
15333 (output_call, m68k_legitimize_call_address): Declare.
15334 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
15335 parenthesees. Add support for a 'W' constraint.
15336 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
15337 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
15338 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
15339 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
15341 (override_options): Initialize them. Do not set flag_no_function_cse
15342 for TARGET_ID_SHARED_LIBRARY.
15343 (m68k_output_pic_call): Delete.
15344 (m68k_legitimize_call_address): New function.
15345 (print_operand): Remove the %o prefix. Handle the %p prefix.
15346 (output_call): New function.
15347 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
15348 target address from the GOT if symbolic jumps are not allowed.
15349 * config/m68k/m68k.md (call, general_operand): Do not set
15350 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
15351 Merge separate flag_pic and !flag_pic define_insns into...
15352 (*call, *call_value): ...these new patterns. Match the address
15353 rather than the containing MEM and require it to be a call_operand.
15354 Use output_call to generate the asm template.
15355 * config/m68k/predicates.md (const_call_operand): New predicate.
15356 (call_operand): Likewise.
15358 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15360 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
15361 (STACK_GROWS_DOWNWARD): Define to 1.
15362 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
15363 comments, emphasizing that these values are only defaults.
15364 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
15365 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
15367 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15369 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
15371 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15372 Richard Sandiford <richard@codesourcery.com>
15374 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
15375 (FP_REGNO_P): New macros.
15376 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
15377 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
15378 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
15379 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
15381 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15383 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15384 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
15386 * config/m68k/t-floatlib: New file, extracting common code from...
15387 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
15388 * config/m68k/t-uclinux: Here.
15389 * config/m68k/fpgnulib.c: Do not compile extendeed precision
15390 routines on ColdFire targets.
15392 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15394 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15395 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
15396 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
15397 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
15398 explicitly set MOTOROLA to 1.
15399 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
15401 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15402 Nathan Sidwell <nathan@codesourcery.com>
15404 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
15405 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
15406 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
15407 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
15408 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
15409 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
15410 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
15411 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
15412 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
15413 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
15414 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
15415 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
15416 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
15417 (DBX_REGISTER_NUMBER): Delete.
15418 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
15419 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
15420 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
15422 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15424 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
15425 * config/flat.h: New file.
15426 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
15427 OBJECT_FORMAT_FLAT.
15428 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
15429 indirect references for -msep-data or -mid-shared-library.
15430 Do not use PC-relative code addresses either.
15431 * config/m68k/m68k.c (override_options): Restrict -fPIC error
15433 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
15434 for shared libraries and crt1.o for executables. Use crti.o and
15436 (ENDFILE_SPEC): Use crtend.o and crtn.o.
15437 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
15438 Do not add -elf2flt or -shared-lib-id options here.
15439 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
15440 Pass -shared-lib-id if -mid-shared-library, taking the library
15441 identifier from -mshared-library-id if given, otherwise
15443 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
15444 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
15445 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
15446 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
15447 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
15448 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
15450 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
15451 jump sequence for ISA A and ISA A+.
15452 (PICJUMP): Likewise.
15454 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15456 * config.gcc (m68k-*-uclinux*): Base the port on the common
15457 and m68k GNU/Linux files rather than on the generic ELF ones.
15458 * config/m68k/uclinux.h (TARGET_VERSION): Override.
15459 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
15461 2007-01-18 Julian Brown <julian@codesourcery.com>
15462 Richard Sandiford <richard@codesourcery.com>
15464 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
15465 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15466 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
15468 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
15469 80 unconditionally.
15470 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15472 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15474 * doc/install.texi: Document m68k-uclinuxoldabi.
15475 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
15476 * config/m68k/uclinux-oldabi.h: New file, copied from
15477 config/m68k/uclinux.h.
15479 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
15481 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
15482 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
15483 (m32r_compute_frame_size): Use unsigned for regno.
15484 (m32r_reload_lr): Use gen_frame_mem.
15486 (m32r_output_function_epilogue): Don't output the function epilogue
15488 (m32r_expand_epilogue): New.
15489 (direct_return): Return false if the function has the interrupt
15491 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
15492 * config/m32r/m32r.md (epilogue): New expander.
15493 (return_lr, return_rte): New insns.
15494 (return): Make it expander.
15495 (return_normal): New expander.
15497 2007-01-18 Josh Conner <jconner@apple.com>
15500 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
15501 support for UNLE, UNLT, UNGE, and UNGT.
15503 2007-01-18 Jan Hubicka <jh@suse.cz>
15505 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
15506 * tree-tailcall (add_virtual_phis): Likewise.
15507 (optimize_tail_call): Return TODOs.
15508 (execute_tail_calls): Return TODOs.
15509 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
15510 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
15512 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15513 Cleanup cfg using TODO.
15514 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
15515 * passes.c (execute_function_todo): When cleanup did something, remove
15517 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
15518 (make_edges): Don't cleanup_cfg.
15520 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
15522 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
15523 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
15524 operate on the top of stack.
15525 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
15526 register handling of instructions that output to the second
15528 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
15529 (move_for_stack_reg): Special-case check for dead destination
15530 stack slot for constant load of 1.0 inside UNSPEC_TAN.
15532 * config/i386/i386.md (UNSPEC_TAN): New constant.
15533 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
15534 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
15535 to correctly model move of constant 1.0 to top stack slot.
15536 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
15537 (unnamed peephole2 pattern): Remove corresponding peephole2
15538 pattern that optimizes tan insn and loading of constant 1.0.
15539 (tanxf2): Use fptanxf4_i387.
15540 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
15541 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
15542 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15543 disable patterns for SSE math.
15544 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
15545 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
15547 2007-01-18 Dirk Mueller <dmueller@suse.de>
15548 Richard Guenther <rguenther@suse.de>
15551 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
15552 * common.opt (Warray-bounds): Add new warning option.
15553 * c-opts.c (c_common_handle_option): Define -Warray-bounds
15555 * Makefile.in: make tree-vrp.o depend on toplev.h
15556 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
15558 (check_array_refs, check_array_bounds, check_array_ref): New.
15560 2007-01-18 Jan Hubicka <jh@suse.cz>
15562 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
15563 (execute_ssa_ccp): Return flags conditionally.
15564 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
15566 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
15568 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
15570 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
15571 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
15573 * Makefile.c (GTFILES): Add cfglayout.h.
15574 * gengtype.c (open_base_files): Likewise.
15575 * cfglayout.c (cfg_layout_function_footer,
15576 cfg_layout_function_header) Reindent to make gengtype happy.
15577 * cfglayout.h (cfg_layout_function_footer,
15578 cfg_layout_function_header): Add GTY(()) marker.
15580 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
15582 2007-01-18 Ben Elliston <bje@au.ibm.com>
15584 * genautomata.c (write_automata): Include xstrerror output in the
15585 error message if writing the DFA description file fails.
15587 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
15589 * config/mips/mips-protos.h (mips_output_external): Make it
15591 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
15592 * config/mips/mips.c (irix_output_external_libcall): Likewise.
15593 (extern_list): Likewise.
15594 (extern_head): Likewise.
15595 (TARGET_ASM_FILE_END): Likewise.
15596 (mips_file_end): Likewise.
15597 (mips_output_external): Rewritten.
15599 2007-01-18 Ben Elliston <bje@au.ibm.com>
15601 * genpreds.c (write_insn_preds_c): Only write out the function
15602 body for regclass_for_constraint if we have register constraints.
15604 2007-01-17 Tom Tromey <tromey@redhat.com>
15606 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
15607 * doc/install.texi (Testing): Use sourceware.org.
15608 (Binaries): Likewise.
15609 (Specific): Likewise.
15610 * doc/contrib.texi (Contributors): Use sourceware.org.
15612 2007-01-17 Anatoly Sokolov <aesok@post.ru>
15614 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
15615 (AVR_ENHANCED): Rename to ...
15616 (AVR_HAVE_MUL): ... new.
15617 (avr_enhanced_p): Rename to ...
15618 (avr_have_mul_p): ... new.
15619 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
15620 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
15621 * config/avr/avr.c (avr_enhanced_p): Rename to ...
15622 (avr_have_mul_p): ... new.
15623 (base_arch_s): Rename 'enhanced' to 'have_mul'.
15624 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
15625 'avr_enhanced_p' and 'enhanced'.
15626 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
15627 AVR_HAVE_MUL instead of AVR_ENHANCED.
15628 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15629 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
15630 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
15631 instead of AVR_ENHANCED.
15632 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15633 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
15634 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
15636 2007-01-17 Ian Lance Taylor <iant@google.com>
15638 * vec.h (VEC_reserve_exact): Define.
15639 (vec_gc_p_reserve_exact): Declare.
15640 (vec_gc_o_reserve_exact): Declare.
15641 (vec_heap_p_reserve_exact): Declare.
15642 (vec_heap_o_reserve_exact): Declare.
15643 (VEC_OP (T,A,reserve_exact)): New static inline function, three
15645 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
15646 negative parameter.
15647 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
15648 (VEC_OP (T,A,copy)) [all versions]: Likewise.
15649 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
15650 * vec.c (calculate_allocation): Add exact parameter. Change all
15652 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
15653 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
15654 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
15655 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
15656 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
15657 (vec_heap_p_reserve_exact): New function.
15658 (vec_heap_o_reserve_exact): New function.
15660 2007-01-17 Jan Hubicka <jh@suse.cz>
15662 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
15664 2007-01-17 Eric Christopher <echristo@apple.com>
15666 * config.gcc: Support core2 processor.
15668 2007-01-16 Jan Hubicka <jh@suse.cz>
15670 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
15671 the names, just unlink the chain so we don't crash on dangling pointers
15674 2007-01-16 Jan Hubicka <jh@suse.cz>
15676 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
15677 * tree-pass.h: Reorder to make IPA passes appear toegher.
15678 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
15679 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
15680 parameters, do not call early inliner.
15681 * ipa-inline.c: Update comments. Include tree-flow.h
15682 (cgraph_decide_inlining): Do not compute inlining parameters.
15683 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
15684 be called with function context set up.
15685 (pass_ipa_inline): Remove unreachable functions before pass.
15686 (cgraph_early_inlining): Simplify assuming to be called from the
15688 (pass_early_inline): New pass.
15689 (cgraph_gate_ipa_early_inlining): New gate.
15690 (pass_ipa_early_inline): Turn into simple wrapper.
15691 (compute_inline_parameters): New function.
15692 (gate_inline_passes): New gate.
15693 (pass_inline_parameters): New pass.
15694 (apply_inline): Move here from tree-optimize.c
15695 (pass_apply_inline): New pass.
15696 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
15698 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
15699 doing them by hand.
15700 (tree_function_versioning): Do not allocate dummy struct function.
15701 * tree-inline.h (optimize_inline_calls): Update prototype.
15702 * tree-optimize.c (execute_fixup_cfg): Export.
15703 (pass_fixup_cfg): Remove
15704 (tree_rest_of_compilation): Do not apply inlines.
15705 * tree-flow.h (execute_fixup_cfg): Declare.
15706 * Makefile.in (gt-passes.c): New.
15707 * passes.c: Include gt-passes.h
15708 (init_optimization_passes): New passes.
15709 (nnodes, order): New static vars.
15710 (do_per_function_toporder): New function.
15711 (execute_one_pass): Dump current pass here.
15712 (execute_ipa_pass_list): Don't dump current pass here.
15714 2007-01-16 Janis Johnson <janis187@us.ibm.com>
15716 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
15717 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
15719 2007-01-16 David Edelsohn <edelsohn@gnu.org>
15721 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
15722 (strong_alias): Define.
15723 (__gcc_qmul): Provide non-FMA for soft-float.
15724 (__gcc_qdiv): Same.
15729 (__gcc_qunord): New.
15739 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
15740 soft-float functions.
15741 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
15742 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
15743 about long double soft float.
15745 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
15746 Tehila Meyzels <tehila@il.ibm.com>
15748 * tree-vectorizer.h (is_pattern_stmt_p): New.
15749 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
15750 formatting (tabs instead of spaces). Cleanup and clarify setting
15751 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
15752 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
15753 (vectorizable_type_demotion): Check that types are integral.
15754 (vectorizable_type_promotion): Likewise.
15755 (vectorizable_store): Fix typo. Eliminate new-line at end of
15758 2007-01-16 Jan Hubicka <jh@suse.cz>
15760 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
15763 2007-01-15 Eric Christopher <echristo@apple.com>
15765 * ifcvt.c: Include vec.h, vecprim.h.
15766 (check_cond_move_block): New argument regs.
15767 Reorganize. Add registers used to regs.
15768 (cond_move_process_if_block): Use regs set above as
15771 2007-01-15 Eric Christopher <echristo@apple.com>
15773 * config/darwin.h: Update copyright.
15774 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
15775 (LINK_COMMAND_SPEC): Add -u.
15776 (LINK_SPEC): Fix umbrella for above.
15778 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
15780 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
15783 2007-01-15 Tom Tromey <tromey@redhat.com>
15785 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
15786 * doc/install.texi (Testing): Don't mention jacks.
15787 (Configuration): Document --enable-java-maintainer-mode. Move
15788 --with-java-home to libgcj-specific section. Document
15790 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
15792 2007-01-15 Jan Hubicka <jh@suse.cz>
15794 * tree-ssa-dce.c (DCE_TODOs): New.
15795 (propagate_necessity): Return if something changed.
15796 (eliminate_unnecessary_stmts): Likewise.
15797 (perform_tree_ssa_dce): Return TODO flags when needed.
15798 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
15800 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
15802 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
15803 (fyl2x_extend<mode>xf3_i387): New insn pattern.
15804 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
15805 patterns using X87MODEF12 mode macro. Extend operand 1
15806 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15807 (log10<mode>2): Ditto.
15808 (log2<mode>2): Ditto.
15809 (log1p<mode>2): Ditto.
15810 (logb<mode>2): Ditto.
15811 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
15812 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
15813 (*fxtractxf3_i387): Rename from *fxtractxf3.
15814 (fxtract_extend<mode>xf3_i387): New insn pattern.
15815 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
15816 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
15817 and gen_fyl2xxf3_i387().
15819 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
15821 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
15822 * cfgloopmanip.c (fix_loop_placement): Made static. Use
15823 get_loop_exit_edges. Changed return type to bool.
15824 * cfgloop.h (fix_loop_placement): Declaration removed.
15826 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
15828 * param.h (MIN_VECT_LOOP_BOUND): New.
15829 * params.def (MIN_VECT_LOOP_BOUND): New.
15830 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
15831 argument - minimum threshold for number of iterations.
15832 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
15833 argument to declaration.
15834 * tree-vect-analyze.c (vect_analyze_operations): Check value of
15835 MIN_VECT_LOOP_BOUND.
15836 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
15837 slpeel_tree_peel_loop_to_edge with additional argument.
15838 (vect_do_peeling_for_alignment): Likewise.
15839 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
15841 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
15844 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
15845 operands of size 1.
15847 2007-01-14 Jan Hubicka <jh@suse.cz>
15849 * tree-dfa.c (remove_referenced_var): New function.
15850 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
15851 prune referenced vars list too.
15852 * tree-flow.h (remove_referenced_var): Declare.
15854 2007-01-14 Jan Hubicka <jh@suse.cz>
15856 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
15858 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
15859 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
15860 * except.h (verify_eh_throw_table_statements): Kill prototype.
15861 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
15862 into call exrepssions.
15863 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
15865 * tree-cfg.c: Include pointer-set.h.
15866 (verify_node_sharing): Work on pointer set.
15867 (verify_eh_throw_stmt_node): New.
15868 (verify_stmts): Use pointers sets, verify throw_stmt.
15870 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
15872 * ipa-reference.c (analyze_function): Consider also addresses taken
15875 2007-01-12 Roger Sayle <roger@eyesopen.com>
15877 * c-typeck.c (null_pointer_constant_p): Replace use of
15878 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15879 (build_c_cast): Likewise.
15881 2007-01-12 Roger Sayle <roger@eyesopen.com>
15883 * tree.h (force_fit_type_double): Remove unused final argument.
15884 * c-common.c (constant_expression_warning): Replace use of
15885 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15886 (convert_and_check): Likewise.
15887 (shorten_compare): Update call to force_fit_type_double.
15888 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
15889 * convert.c (convert_to_pointer): Update call to
15890 force_fit_type_double.
15891 * fold-const.c (force_fit_type_double): Remove overflowed_const
15893 (int_const_binop, fold_convert_const_int_from_int,
15894 fold_convert_const_int_from_real, fold_div_compare,
15895 fold_sign_changed_comparison, fold_unary, fold_negate_const,
15896 fold_abs_const, fold_not_const): Remove the final argument from
15897 calls to force_fit_type_double.
15899 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15901 * configure.ac: Set insn to "nop" for spu-*-* also.
15902 * configure: Regenerate.
15904 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
15906 * builtins.def : Add BUILT_IN_FREE.
15908 2007-01-12 Jan Hubicka <jh@suse.cz>
15910 PR tree-optimization/30443
15911 * tree-inline.c (tree_function_versioning): Do not optimize when
15912 cloning for inlining.
15914 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
15916 * doc/loop.texi: Document recording of loop exits.
15917 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
15918 (update_single_exits_after_duplication,
15919 update_single_exit_for_duplicated_loop,
15920 update_single_exit_for_duplicated_loops): Removed.
15921 (duplicate_loop_to_header_edge): Do not call
15922 update_single_exits_after_duplication and
15923 update_single_exit_for_duplicated_loops.
15924 (loop_version): Do not update single_exit information.
15925 (fix_loop_structure): Use record_loop_exits instead of
15926 mark_single_exit_loops.
15927 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
15928 the lists of loop exits.
15929 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
15930 split_edge, merge_blocks): Update the lists of loop exits.
15931 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
15932 loop_optimizer_init.
15933 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
15934 of mark_single_exit_loops.
15935 (loop_optimizer_finalize): Call release_recorded_exits.
15936 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
15937 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
15938 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
15939 update single exit information.
15940 * lambda-code.c (perfect_nestify): Ditto.
15941 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
15942 (mark_single_exit_loops): Removed.
15943 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
15944 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
15945 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
15947 (get_loop_exit_edges, single_exit): Use recorded exit lists.
15948 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
15949 (verify_loop_structure): Verify consistency of the exit lists.
15950 (flow_loops_find): Use alloc_loop. Initialize exits hash.
15951 (set_single_exit): Removed.
15952 * cfgloop.h (struct loop_exit): New function.
15953 (struct loop): single_exit_ field replaced by exits field.
15954 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
15955 (struct loops): Added exits hash.
15956 (mark_single_exit_loops, set_single_exit): Declaration removed.
15957 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
15959 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15961 * doc/invoke.texi: Avoid use of @headitem.
15963 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15965 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
15967 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15969 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
15972 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15973 Richard Sandiford <richard@codesourcery.com>
15975 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
15976 * config/m68k/m68k.opt: Resort options.
15977 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
15979 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15980 Richard Sandiford <richard@codesourcery.com>
15982 * doc/invoke.texi: Document the macros that are defined by
15983 m68k's -mtune and -mhard-float options.
15984 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
15985 (m68k_cpp_cpu_family): Likewise.
15986 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
15987 of __ucfv*__ macros. Define __mcffpu__ if generating code for
15988 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
15989 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
15990 (m68k_cpp_cpu_family): Likewise.
15992 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15994 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
15995 macros besides mc68000 as tuning macros. Use a switch statement
15996 to set them and mcpu32.
15998 2007-01-12 Julian Brown <julian@codesourcery.com>
16000 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
16001 (TARGET_68040_ONLY): Rename to...
16002 (TARGET_68040): ...this.
16003 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
16004 * config/m68k/m68k.md: Likewise.
16006 2007-01-12 Julian Brown <julian@codesourcery.com>
16007 Nathan Sidwell <nathan@codesourcery.com>
16008 Richard Sandiford <richard@codesourcery.com>
16010 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
16011 the -mcpu= argument associated with the --with-cpu setting.
16012 Define M68K_DEFAULT_TUNE to the default -mtune= option,
16013 if different from the one implied by the -mcpu setting.
16014 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
16015 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
16016 * doc/invoke.texi: Mention ColdFire in the introduction to the
16017 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
16018 -mno-div and -mhard-float options. Make -m68881 a synonym for
16019 -mhard-float. Document the previously-undocumented -m5206e,
16020 -m528x, -m5307 and -m5407 options. Tweak the existing option
16021 documentation for consistency.
16022 * doc/install.texi: Mention new --with-cpu arguments.
16023 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
16024 default CPU if neither -mcpu nor -march are specified.
16025 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
16026 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
16027 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
16028 using m68k_tune to decide between families that implement the
16029 same ISA. Use m68k_tune to set __mcfv4e__.
16030 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
16031 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
16032 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
16033 (FL_ISA_C, FL_ISA_MMU): New macros.
16034 (MASK_COLDFIRE): Delete.
16035 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
16036 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
16037 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
16038 (TARGET_HARD_FLOAT): Do not define here.
16039 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
16040 (TUNE_68000): New macro.
16041 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
16042 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
16043 (TUNE_CFV2): Redefine in terms of m68k_tune.
16044 (uarch_type, target_device, fpu_type): New enums.
16045 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
16046 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
16047 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
16048 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
16049 (FL_FOR_isa_c): New macros.
16050 (m68k_isa): New enum.
16051 (m68k_target_selection): New structure.
16052 (all_devices, all_isas, all_microarchs): New tables.
16053 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
16054 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
16055 (MASK_ALL_CPU_BITS): Delete.
16056 (m68k_find_selection): New function.
16057 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
16058 Map the legacy target options to a combination of the new ones.
16059 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
16060 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
16061 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
16063 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
16064 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
16066 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
16067 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
16068 * config/m68k/m68k-devices.def: New file.
16070 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16071 Nathan Sidwell <nathan@codesourcery.com>
16073 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
16074 (SUBTARGET_EXTRA_SPECS): New macros.
16075 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
16076 use %(asm_cpu_spec) instead.
16077 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
16078 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
16079 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
16080 (EXTRA_SPECS): Rename to...
16081 (SUBTARGET_EXTRA_SPECS): ...this.
16083 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16084 Richard Sandiford <richard@codesourcery.com>
16085 Julian Brown <julian@codesourcery.com>
16087 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16088 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
16089 to the configuration's default CPU.
16090 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
16091 Remove default masks.
16092 (m680[012]0-*-*): Set the default with_cpu to the first part of
16094 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
16095 (m68k*-*-linux): Extend the --with-cpu handling to...
16096 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
16097 and m68010. Don't set target_cpu_default2.
16098 * doc/install.texi: Document --with-cpu for m68k.
16099 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
16100 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
16101 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
16102 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
16103 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
16104 (ASM_SPEC): Remove use of %(asm_cpu_default).
16105 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
16106 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
16107 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
16108 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
16109 __HAVE_FPU__ if TARGET_HARD_FLOAT.
16110 (TARGET_DEFAULT): Delete.
16111 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
16112 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
16113 (CPP_CPU_SPEC): Delete.
16114 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
16115 the appropriate string.
16116 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
16117 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
16118 (ASM_SPEC): Don't use %(asm_default_spec).
16119 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
16120 TARGET_DEFAULT and add MASK_68881.
16121 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
16123 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16125 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
16126 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
16127 MASK_68010 alongside MASK_68020.
16128 * doc/invoke.texi: Document -m68010.
16129 * config/m68k/m68k.opt (m68010): New.
16130 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
16132 (TUNE_68010): New macro.
16133 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
16134 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
16135 (M68K_CPU_m68332): Add MASK_68010.
16136 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
16137 fallback definition.
16138 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
16140 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
16141 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
16142 to all entries that use MASK_68020.
16143 (output_move_simode_const, output_move_himode, output_move_qimode)
16144 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
16145 instead of TARGET_68020 to select clr behavior. Remove comment
16146 about there being no TARGET_68010.
16147 * config/m68k/m68k.md: Likewise throughout.
16149 2007-01-12 Julian Brown <julian@codesourcery.com>
16151 * config/m68k/m68k.h (TARGET_ISAB): New macro.
16152 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
16153 * config/m68k/m68k.md: Likewise.
16155 2007-01-12 Julian Brown <julian@codesourcery.com>
16157 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
16158 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
16160 2007-01-12 Julian Brown <julian@codesourcery.com>
16162 * config/m68k/m68k.h (TUNE_68040_60): New macro.
16163 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
16164 * config/m68k/m68k.md: Likewise.
16166 2007-01-12 Julian Brown <julian@codesourcery.com>
16167 Richard Sandiford <richard@codesourcery.com>
16169 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
16170 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
16171 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
16173 (TARGET_CPU32): Rename to...
16174 (TUNE_CPU32): ...this.
16175 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
16176 (TUNE_CFV2): New macros.
16177 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
16178 remove conditions that are implied by TARGET_68020.
16179 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
16180 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
16181 (m68k_output_function_epilogue): Likewise.
16182 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
16183 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
16184 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
16185 non-68000 timings. Refactor multiplication and division costs.
16186 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
16187 TUNE_CPU32 instead of TARGET_CPU32.
16188 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
16189 and TUNE_68060 instead of TARGET_68060.
16190 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
16191 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
16193 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
16194 && !TARGET_COLDFIRE" to choose between moveq and clr.
16195 Likewise in the unnamed movsf pattern.
16196 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
16197 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
16200 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16202 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
16203 of tabbing before backslashes.
16205 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16207 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
16208 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
16209 (ASM_OUTPUT_INTERNAL_LABEL): Define.
16211 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16213 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
16214 find_interesting_uses_cond.
16215 (find_interesting_uses_cond): Use extract_cond_operands.
16216 (rewrite_use_compare): Use extract_cond_operands and
16217 force_gimple_operand_bsi. Do not call update_stmt.
16218 (determine_use_iv_cost_condition): Use extract_cond_operands.
16219 Return cheaper of using original bound and changing the exit bound.
16221 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16223 PR tree-optimization/29516
16224 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
16225 most_expensive_mult_to_index, addr_to_parts,
16226 create_mem_ref, maybe_fold_tmr): Make the type of
16227 fields of TARGET_MEM_REF sizetype.
16228 (move_fixed_address_to_symbol, move_pointer_to_base):
16230 * tree.def (TARGET_MEM_REF): Add comment on types of
16233 2007-01-11 Joseph Myers <joseph@codesourcery.com>
16235 * c-common.c (vector_types_convertible_p): Treat opaque types as
16236 always convertible if they have the same size, but not otherwise.
16238 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
16240 * ifcvt.c (struct noce_if_info): Add comments to the fields.
16241 Remove the b_unconditional field.
16242 (noce_try_sign_mask): Do not look at b_unconditional.
16243 (noce_process_if_block): Do not use merge_if_blocks. Update
16244 the CFG here. Do not set b_unconditional.
16245 (cond_move_process_if_block): Likewise.
16246 (find_cond_trap): Likewise.
16247 (check_cond_move_block): Require simple jump insns at the end
16248 of the basic block.
16250 2007-01-11 Jan Hubicka <jh@suse.cz>
16252 PR tree-optimization/1046
16253 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
16254 when alias info is not ready.
16255 (pass_tail_recursion): Do not require aliasing.
16256 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
16257 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
16258 * tree-ssa-copy.c (pass_copy_prop): Likewise.
16259 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
16260 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
16261 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
16262 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
16264 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
16265 When aliasing is not build, mark statement as volatile.
16267 2007-01-11 Tom Tromey <tromey@redhat.com>
16269 PR preprocessor/15185, PR preprocessor/20989:
16270 * doc/cppopts.texi <-MT>: Update description of algorithm for
16271 computing default target.
16272 <-M, -MD>: Reword "basename" text.
16274 2007-01-11 Roger Sayle <roger@eyesopen.com>
16276 * builtins.c (expand_builtin_pow, expand_builtin_powi,
16277 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
16278 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
16279 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
16280 fold_builtin_bswap, real_constp, fold_builtin_pow,
16281 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
16282 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
16283 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16284 * convert.c (convert_to_pointer): Likewise.
16285 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16286 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
16287 const_binop, fold_convert_const_int_from_int,
16288 fold_convert_const_int_from_real,
16289 fold_convert_const_real_from_real, sign_bit_p,
16290 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
16291 fold_sign_changed_comparison, fold_unary, fold_comparison,
16292 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
16293 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
16294 * print-tree.c (print_node_brief, print_node): Likewise.
16295 * stor-layout.c (place_field, layout_type): Likewise.
16296 * tree-chrec.c (keep_cast): Likewise.
16297 * tree.c (build_vector, build_real, build_real_from_int_cst,
16298 build_complex): Likewise.
16300 2007-01-11 Roger Sayle <roger@eyesopen.com>
16302 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
16303 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
16305 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
16307 * configure.ac (strict1_warn): Rename to strict_warn.
16308 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
16309 cc_set_by_configure, quoted_cc_set_by_configure,
16310 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
16311 all_boot_languages, all_stagestuff): Remove.
16312 (target_list): Remove bootstrap targets.
16313 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
16314 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
16315 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
16316 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
16317 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
16318 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
16319 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
16320 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
16321 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
16322 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
16323 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
16324 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
16325 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
16326 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
16327 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
16328 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
16329 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
16330 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
16331 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
16332 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
16333 (mostlyclean): Adjust.
16334 (clean, distclean): Don't mention bootstrap stuff.
16335 * configure: Regenerate.
16336 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
16337 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
16338 treelang/config-lang.in (stagestuff): Remove.
16339 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
16340 stageprofile, stagefeedback, stagestuff): Remove mention.
16342 2007-01-11 Nick Clifton <nickc@redhat.com>
16344 * config/mcore/predicates.md (mcore_general_movesrc_operand):
16346 (mcore_general_movdst_operand): Do not accept CONST_INTs.
16347 (mcore_arith_K_S_operand): Run the test for the S constraint not
16348 the test for the M constraint.
16349 (mcore_addsub_operand): Do not accept integer values that are
16350 larger than 32 bits.
16351 * config/mcore/mcore.md: Remove unused constraints from split.
16352 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
16353 (addsi3): Likewise.
16354 (allocate_stack): Likewise.
16355 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
16356 operands to 32 bits.
16357 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
16359 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
16360 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
16361 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
16362 mcore_output_bclri, mcore_output_andn, output_inline_const,
16363 mcore_output_move, mcore_output_movedouble): Likewise.
16364 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
16365 (output_inline_const): Likewise.
16366 (output_inline_const): Fix format strings used in sprintf
16368 * config/mcore/mcore-protos.h: Update prototypes for changed
16369 functions in mcore.c.
16370 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
16371 HOST_WIDE_INT and not int.
16372 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
16373 CONST_OK_FOR_N): Likewise.
16374 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
16375 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
16378 2007-01-10 Jan Hubicka <jh@suse.cz>
16380 * tree-vrp.c (remove_range_assertions): Release defs.
16381 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
16382 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
16384 2007-01-10 Paul Brook <paul@codesourcery.com>
16386 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
16387 * config/arm/arm.md (mulsi3subsi): New insn.
16389 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
16391 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
16392 (tree_transform_and_unroll_loop): New.
16393 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
16396 2007-01-10 Robert Kennedy <jimbob@google.com>
16398 * fold-const.c (fold_comparison): Fold comparisons like (x *
16399 1000 < 0) to (x < 0).
16401 2007-01-10 Ian Lance Taylor <iant@google.com>
16403 * tree-pretty-print.c (dump_generic_node): Print parentheses when
16404 operands have the same priority.
16406 2007-01-10 Tom Tromey <tromey@redhat.com>
16408 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
16409 (fold_binary): Likewise.
16410 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
16411 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
16412 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
16413 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
16414 * langhooks.h (struct lang_hooks): Removed field
16415 'can_use_bit_fields_p'.
16417 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
16419 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
16421 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
16423 * function.c (get_last_funcdef_no): New function.
16424 * function.h (get_last_funcdef_no): Declare.
16425 * tree-inline.c (initialize_cfun): Add initialization.
16426 (tree_function_versioning): Cleanup.
16428 2007-01-10 Jan Hubicka <jh@suse.cz>
16430 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
16433 2007-01-10 Sa Liu <saliu@de.ibm.com>
16434 Ben Elliston <bje@au.ibm.com>
16436 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
16437 for SAVE_NONLOCAL and Pmode for any other save level.
16438 * spu-protos.h (spu_restore_stack_block): Declare.
16439 * spu.md (save_stack_block): Remove.
16440 (restore_stack_block): Call spu_restore_stack_block.
16441 * spu.c (spu_restore_stack_block): New function.
16442 (spu_expand_epilogue): Remove old comment.
16444 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
16446 PR tree-optimization/30322
16447 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
16448 (cand_value_at): Return the value as aff_tree.
16449 (may_eliminate_iv): Convert the bound from aff_tree to tree.
16450 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
16451 aff_combination_mult): New functions.
16452 (aff_combination_add): Use aff_combination_add_cst.
16453 (aff_combination_convert): Allow conversions to a wider type.
16454 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
16455 * tree-affine.h (aff_combination_mult): Declare.
16457 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
16459 * doc/tm.texi: Update documentation to reflect reality of exec
16460 and start file search behaviours. Update copyright year.
16461 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
16462 header file directories.
16464 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
16466 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
16467 (*cosxf2): Rename to cosxf2_i387.
16468 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
16469 using X87MODEF12 mode macro. Rename patterns to
16470 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
16472 (*cosdf2, *cossf2): Ditto.
16473 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
16474 to match extended input operands.
16475 (sincos<mode>3): New expander.
16476 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
16477 insn patterns and corresponding splitters.
16479 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
16481 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
16482 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
16484 2007-01-09 Nicolas Pitre <nico@cam.org>
16487 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
16489 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16491 * target.h (struct gcc_target): New field library_rtti_comdat.
16492 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
16493 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
16494 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
16495 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
16497 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16499 * doc/invoke.texi (Optimize Options): Correct description of -O0.
16501 2007-01-08 Richard Guenther <rguenther@suse.de>
16503 * tree.h (force_fit_type_double): Export.
16504 (force_fit_type): Remove.
16505 * fold-const.c (force_fit_type_double): New function.
16506 (force_fit_type): Remove.
16507 (int_const_binop): Use it.
16508 (fold_convert_const_int_from_int): Likewise.
16509 (fold_convert_const_int_from_real): Likewise.
16510 (fold_div_compare): Likewise.
16511 (fold_sign_changed_comparison): Likewise.
16512 (fold_unary): Likewise.
16513 (fold_negate_const): Likewise.
16514 (fold_abs_const): Likewise.
16515 (fold_not_const): Likewise.
16516 * c-common.c (shorten_compare): Use force_fit_type_double.
16517 * convert.c (convert_to_pointer): Likewise.
16519 2007-01-08 Richard Guenther <rguenther@suse.de>
16521 * tree.h (build_int_cst_wide_type): Export.
16522 * tree.c (build_int_cst_wide_type): New function.
16523 (build_int_cst_wide): Fix comment.
16524 * builtins.c (fold_builtin_object_size): Use build_int_cst
16525 to build -1 or 0 of the correct type. Use fit_double_type
16526 to check for overflow.
16527 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
16529 (decode_field_reference): Likewise.
16530 (all_ones_mask_p): Likewise.
16531 (native_interpret_int): Use build_int_cst_wide_type.
16532 (fold_binary): Use build_int_cst_type to build an all-ones
16534 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
16536 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
16538 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
16540 2007-01-09 Ben Elliston <bje@au.ibm.com>
16542 * genautomata.c (STATS_OPTION): New option.
16543 (stats_flag): New flag.
16544 (gen_automata_option): Handle it.
16545 (initiate_automaton_gen): Ditto.
16546 (write_automata): Output statistics only if stats_flag is
16547 set. Likewise, output time statistics only if time_flag is set.
16548 * doc/md.texi (Processor pipeline description): Document new flag.
16550 2007-01-08 Richard Guenther <rguenther@suse.de>
16552 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
16553 * tree.c (build_int_cst_type): Likewise.
16554 (size_in_bytes): Don't call force_fit_type on the result.
16555 (int_fits_type_p): Use fit_double_type.
16556 * fold-const.c (fit_double_type): New function.
16557 (force_fit_type): Use it.
16558 * tree.h (fit_double_type): Export.
16560 2007-01-08 Jan Hubicka <jh@suse.cz>
16562 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
16563 * ipa.c (function_and_variable_visibility): Fix return type.
16565 2007-01-08 Richard Guenther <rguenther@suse.de>
16567 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
16568 of offset to build the index.
16569 * tree-pretty-print.c (dump_generic_node): Don't build negated
16570 const just for printing.
16571 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16572 * builtins.c (fold_builtin_int_roundingfn): Check if result
16573 fits the type by using force_fit_type and comparing the result.
16574 * predict.c (predict_loops): Use compare_tree_int for comparison.
16575 * tree.c (build_int_cst): Fall back to integer_type_node for
16577 (build_int_cst_wide): Assert type is non-null.
16579 2007-01-08 Roberto Costa <roberto.costa@st.com>
16581 * tree-vrp.c (extract_range_from_cond_expr): New.
16582 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
16583 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
16585 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
16586 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
16587 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
16588 used as expressions.
16589 * tree-object-size.c (cond_expr_object_size): New.
16590 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
16592 2007-01-08 Jan Hubicka <jh@suse.cz>
16594 * tree-ssa-forwprop.c (forward_propagate_into_cond,
16595 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
16598 2007-01-08 Richard Guenther <rguenther@suse.de>
16600 PR tree-optimization/23603
16601 * tree-vrp.c (set_value_range_to_truthvalue): New function.
16602 (extract_range_from_binary): Fall back to truthvalue instead of
16603 varying for TRUTH_*_EXPR.
16604 (extract_range_from_comparison): Fall back to truthvalue instead of
16606 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
16607 if all visited PHI values were constant.
16609 2007-01-08 Jan Hubicka <jh@suse.cz>
16611 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
16612 (cgraph_analyze_function): break out from ...
16613 (cgraph_finalize_compilation_unit): ... here.
16614 (cgraph_expand_function): Remove forgoten commented out line.
16615 (cgraph_optimize): Analyze functions.
16617 2007-01-08 Jan Hubicka <jh@suse.cz>
16619 * tree-pas.h (TODO_remove_function): New flag.
16620 (TODO_update*): Renumber.
16621 (pass_ipa_increase_alignment,
16622 pass_ipa_function_and_variable_visibility): New passes.
16623 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
16624 (cgraph_function_and_variable_visibility): Move to ipa.c
16625 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
16626 cgraph_increase_alignment.
16627 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
16628 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
16629 calling tree-inline.
16630 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
16631 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
16632 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
16633 (gate_increase_alignment): New function.
16634 (pass_ipa_increase_alignment): New pass.
16635 * ipa.c: Inline tree-pass.h and timevar.h
16636 (function_and_variable_visibility): Move here from cgraphunit.c
16637 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
16638 * passes.c (init_optimization_passes): Add the two new passes.
16639 (execute_todo): Handle cgraph_remove_functions.
16641 2007-01-08 Nick Clifton <nickc@redhat.com>
16643 * config/frv/predicates.md (reg_or_0_operand): Accept
16646 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
16648 * config/bfin/rtems.h, config/bfin/t-rtems: New.
16649 * config.gcc: Add bfin*-rtems*.
16651 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16653 * c.opt: Add -flax-vector-conversions.
16654 * c-typeck.c (convert_for_assignment): Pass flag to
16655 vector_types_convertible_p to allow emission of note.
16656 (digest_init): Likewise.
16657 * c-opts.c: Handle -flax-vector-conversions.
16658 * c-common.c (flag_lax_vector_conversions): New.
16659 (vector_types_convertible_p): Unless -flax-vector conversions
16660 has been passed, disallow conversions between vectors with
16661 differing numbers of subparts and/or element types. If such
16662 a conversion is disallowed, possibly emit a note on the first
16663 occasion only to inform the user of -flax-vector-conversions.
16664 The new last argument specifies this.
16665 * c-common.h (flag_lax_vector_conversions): New.
16666 (vector_types_convertible_p): Add extra argument.
16667 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
16668 char_type_node for V*QI type vectors.
16669 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
16670 Update to satisfy new typechecking rules.
16671 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
16672 C and C++ variants.
16673 * doc/invoke.texi (C Dialect Options): Document
16674 -flax-vector-conversions.
16676 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16678 PR tree-optimization/29877
16679 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
16680 a register variable on the RHS to not be replaceable.
16682 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
16683 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
16684 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
16685 const_simm15, const_pow2, const_npow2): Added.
16686 * config/score/misc.md (insv, extv, extzv, movmemsi,
16687 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
16688 * config/score/score.c (score_address_cost, score_select_cc_mode):
16690 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
16691 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
16692 Update score_print_operand.
16693 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
16694 Adjust register allocate order and update some macro define.
16695 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
16696 mdx_block_move_straight, mdx_block_move_loop_head,
16697 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
16698 mdx_block_move): Added.
16699 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
16700 mdp_limm): Updated and fix some bug and typo.
16701 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
16702 (movsf, movdf, doloop_end): Added.
16704 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
16706 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
16707 config/arm/thumb2.md: Fix comment typos.
16708 * doc/extend.texi: Fix a typo.
16710 2007-01-07 Eric Christopher <echristo@apple.com>
16712 * configure.ac: Check for __stack_chk_fail for darwin.
16713 * configure: Regenerate.
16715 2007-01-07 Richard Guenther <rguenther@suse.de>
16717 * tree-vrp.c (extract_range_from_assert): CSE calls to
16718 compare_values where possible.
16719 (extract_range_from_unary_expr): Likewise.
16721 2007-01-07 Anatoly Sokolov <aesok@post.ru>
16723 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
16724 * config/avr/avr.c (call_insn_operand): Delete function.
16725 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
16726 instead of register number. Use predicates.
16727 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
16728 call_insn_operand): Add.
16730 2007-01-06 Jan Hubicka <jh@suse.cz>
16732 * tree-pass.h (pass_build_cgraph_edges): Declare.
16733 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
16734 (visited_nodes): Remove.
16735 (cgraph_create_edges): Move to cgraphbuild.c; rename to
16736 build_cgrpah_edges; make visited_nodes local.
16737 (cgraph_process_new_functions): DO not call initialize_inline_failed.
16738 (record_references_in_initializer): Move to cgraphbuild.c
16739 (initialize_inline_failed, rebuild_cgraph_edges,
16740 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
16741 (verify_cgraph_node): Make visited_nodes local.
16742 (cgraph_analyze_function): Do not call cgraph_create_edges and
16743 initialize_inline_failed.
16744 (cgraph_expand_function): Do not call cgraph_lower_function;
16745 assert that function is already lowered.
16746 * Makefile.in (cgraphbuild.o): New.
16747 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
16748 at the end of lowering passes.
16750 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
16752 * ifcvt.c (cond_move_convert_if_block): New function, code
16753 factored out from...
16754 (cond_move_process_if_block): ...here. Call the new function
16755 on the THEN and ELSE blocks.
16756 (merge_if_block): Do not copy global_live_at_end, merge_blocks
16757 already takes care of this.
16759 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16762 * tree.h (TREE_OVERFLOW_P): New.
16763 * c-typeck.c (parser_build_unary_op): Warn only if result
16764 overflowed and operands did not.
16765 (parser_build_binary_op): Likewise.
16766 (convert_for_assignment): Remove redundant overflow_warning.
16767 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
16769 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16771 * c-typeck.c (store_init_value): Split over two lines to follow
16772 the GNU coding style.
16774 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
16776 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
16777 __GXX_EXPERIMENTAL_CXX0X__.
16778 * doc/cpp.texi: Same.
16780 2007-01-05 Richard Guenther <rguenther@suse.de>
16782 PR middle-end/27826
16783 * tree.c (get_narrower): Do not construct COMPONENT_REFs
16784 with mismatched types. Instead explicitly build a
16785 conversion NOP_EXPR.
16787 2007-01-05 Ian Lance Taylor <iant@google.com>
16789 * c-common.c (decl_with_nonnull_addr_p): New function.
16790 (c_common_truthvalue_conversion): Call it.
16791 * c-typeck.c (build_binary_op): Likewise.
16792 * c-common.h (decl_with_nonnull_addr_p): Declare.
16794 2007-01-05 Jakub Jelinek <jakub@redhat.com>
16797 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
16800 2007-01-05 Joel Brobecker <brobecker@adacore.com>
16802 * doc/install.texi (Final install): Document the fact that
16803 the GNAT runtime should not be stripped.
16805 2007-01-04 Jan Hubicka <jh@suse.cz>
16807 * tree-inline.c (fold_marked_statements): Update operand caches
16808 and EH after folding
16810 2007-01-04 Ian Lance Taylor <iant@google.com>
16812 * c-common.c (check_function_nonnull): Whitespace fix.
16814 2007-01-04 Jan Hubicka <jh@suse.cz>
16816 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
16817 comitted older version of patch.
16818 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
16819 function, celanup cfg and collect garbage.
16821 2007-01-04 Mike Stump <mrs@apple.com>
16823 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
16826 2007-01-04 Eric Christopher <echristo@apple.com>
16828 * libgcc2.c (__bswapsi2): Use SItype.
16829 (__bswapdi2): Use DItype.
16830 * libgcc2.h: Update for above.
16832 2007-01-04 Paul Brook <paul@codesourcery.com>
16834 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
16835 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
16836 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
16837 umulsidi3, umulsidi3adddi, smulsi3_highpart,
16838 umulsi3_highpart): Make conditional on !arm_arch6.
16839 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
16840 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
16841 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
16842 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
16843 umulsi3_highpart_v6): New insns.
16845 2007-01-04 Roger Sayle <roger@eyesopen.com>
16847 * fold-const.c (fold_convert): When casting an expression to void,
16848 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
16849 have a type. Instead of attempting to build a NOP_EXPR, return
16850 these "special" trees directly.
16852 2007-01-04 Joseph Myers <joseph@codesourcery.com>
16854 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
16855 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
16856 rs6000_cost->fp not 0 as adjustment for outer NEG.
16858 2007-01-04 Jan Hubicka <jh@suse.cz>
16860 * cgraph.c (cgraph_release_function_body): New function.
16861 (cgraph_remove_node): Use it.
16862 * cgraph.h (cgraph_release_function_body): Declare.
16863 * cgraphunit.c (cgraph_expand_function): Use it.
16864 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
16865 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
16866 is initialized and while compilation of other function is running.
16867 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
16868 statement CFG annotations from here to ...
16869 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
16871 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
16873 * cfgloop.h (enum li_flags): Make the constants powers of two.
16875 2007-01-04 Jan Hubicka <jh@suse.cz>
16877 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
16879 (fold_marked_statements): New function.
16880 (optimize_inline_calls, tree_function_versioning): Fold new statements.
16881 * tree-inline.h (copy_body_data): Add statements_to_fold.
16883 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
16885 * config.gcc: Mention libgcc/config.host.
16886 * Makefile.in: Update comments mentioning libgcc.
16887 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
16888 (all.cross, start.encap, rest.encap, rest.cross): Update
16889 dependencies for libgcc move.
16890 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
16891 (clean-target, clean-target-libgcc): Delete.
16892 (srcdirify, GCC_EXTRA_PARTS): New macros.
16893 (libgcc-support, libgcc.mvars): New rules.
16894 (distclean): Remove mention of mklibgcc.
16895 (install): Don't reference INSTALL_LIBGCC.
16896 (install-common): Don't reference EXTRA_PARTS.
16897 (install-libgcc, install-multilib): Delete rules.
16898 * mklibgcc.in: Delete file.
16899 * doc/configfiles.texi: Don't mention mklibgcc.
16901 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
16902 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
16903 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
16904 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
16905 (mklibgcc, ldblspecs): Likewise.
16907 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
16908 (posixpre.def): Use $(T).
16909 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
16910 (SHLIB_SRC, SHLIB_INSTALL): Delete.
16911 (SHLIB_LINK): Make dummy.
16912 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
16914 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
16916 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
16917 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
16918 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
16919 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
16921 * configure.ac (all_outputs): Remove mklibgcc.
16922 * configure: Regenerated.
16924 2007-01-03 Josh Conner <jconner@apple.com>
16926 PR middle-end/29683
16927 * calls.c (compute_argument_addresses): Set stack and stack_slot
16928 for partial args, too.
16929 (store_one_arg): Use locate.size.constant for the size when
16930 generating a save_area.
16932 2007-01-03 Robert Kennedy <jimbob@google.com>
16934 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
16935 whose definitions are deleted due to basic block merging.
16937 2007-01-03 Paul Brook <paul@codesourcery.com>
16940 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
16942 (use_return_insn): Return 0 for Thumb interrupt functions.
16943 (print_multi_reg): Add rfe argument for IRQ returns.
16944 (arm_output_epilogue): Pop interrupt return address directly into PC.
16945 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
16947 2007-01-03 Paul Brook <paul@codesourcery.com>
16949 Merge from sourcerygxx-4_1.
16950 * config/arm/thumb2.md: New file.
16951 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
16953 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
16954 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16955 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
16956 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
16958 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
16959 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
16961 * config/arm/ieee754-sf.S: Ditto.
16962 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
16963 (thumb1_base_register_rtx_p): ... to this.
16964 (thumb_index_register_rtx_p): Rename...
16965 (thumb1_index_register_rtx_p): ... to this.
16966 (thumb_output_function_prologue): Rename...
16967 (thumb1_output_function_prologue): ... to this.
16968 (thumb_legitimate_address_p): Rename...
16969 (thumb1_legitimate_address_p): ... to this.
16970 (thumb_rtx_costs): Rename...
16971 (thumb1_rtx_costs): ... to this.
16972 (thumb_compute_save_reg_mask): Rename...
16973 (thumb1_compute_save_reg_mask): ... to this.
16974 (thumb_final_prescan_insn): Rename...
16975 (thumb1_final_prescan_insn): ... to this.
16976 (thumb_expand_epilogue): Rename...
16977 (thumb1_expand_epilogue): ... to this.
16978 (arm_unwind_emit_stm): Rename...
16979 (arm_unwind_emit_sequence): ... to this.
16980 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
16981 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
16982 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
16983 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
16984 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
16985 thumb2_output_casesi): New functions.
16986 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
16987 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
16988 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
16989 THUMB2_WORK_REGS): Define.
16990 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
16991 arm_condexec_mask, arm_condexec_masklen)): New variables.
16992 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
16993 (arm_override_options): Check new CPU capabilities.
16994 Set new architecture flag variables.
16995 (arm_isr_value): Handle v7m interrupt functions.
16996 (user_return_insn): Return 0 for v7m interrupt functions. Handle
16998 (const_ok_for_arm): Handle Thumb-2 constants.
16999 (arm_gen_constant): Ditto. Use movw when available.
17000 (arm_function_ok_for_sibcall): Return false for v7m interrupt
17002 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
17003 (thumb_find_work_register, arm_load_pic_register,
17004 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
17005 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
17006 print_multi_reg, output_mov_long_double_fpa_from_arm,
17007 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
17008 output_mov_double_fpa_from_arm, output_move_double,
17009 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
17010 output_return_instruction, arm_output_function_prologue,
17011 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
17012 arm_output_mi_thunk, thumb_set_return_address): Ditto.
17013 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
17014 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
17015 (arithmetic_instr, shift_op): Use arm_shift_nmem.
17016 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
17018 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
17019 (thumb_expand_prologue): Use thumb_set_frame_pointer.
17020 (arm_file_start): Output directive for unified syntax.
17021 (arm_unwind_emit_set): Handle stack alignment instruction.
17022 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
17023 Add v6t2, v7, v7a, v7r and v7m.
17024 (RETLDM): Add Thumb-2 code.
17025 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
17026 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
17027 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
17028 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
17029 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
17030 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
17031 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
17032 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
17033 ADJUST_INSN_LENGTH): Define.
17034 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
17035 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
17036 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
17037 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
17038 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
17039 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
17040 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
17041 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
17042 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
17043 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
17044 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
17045 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
17046 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
17047 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
17048 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
17049 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
17050 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
17052 * config/arm/arm-tune.md: Regenerate.
17053 * config/arm/arm-protos.h: Update prototypes.
17054 * config/arm/vfp.md: Enable patterns for Thumb-2.
17055 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
17056 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
17057 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
17058 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
17059 * config/arm/libunwind.S: Add Thumb-2 code.
17060 * config/arm/constraints.md: Update include Thumb-2.
17061 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
17062 * config/arm/ieee754-df.S: Ditto.
17063 * config/arm/bpabi.S: Ditto.
17064 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
17065 * config/arm/predicates.md (low_register_operand,
17066 low_reg_or_int_operand, thumb_16bit_operator): New.
17067 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
17068 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
17069 * config/arm/t-arm-elf: Add armv7 multilib.
17070 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
17072 (UNSPEC_STACK_ALIGN, ce_count): New.
17073 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
17074 arm_zero_extendsidi2, arm_zero_extendqidi2): New
17076 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
17077 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
17078 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
17079 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
17080 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
17081 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
17083 * doc/extend.texi: Document ARMv7-M interrupt functions.
17084 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
17086 2007-01-03 Jakub Jelinek <jakub@redhat.com>
17088 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
17089 (struct _Unwind_Context): Rename args_size to flags, remove
17090 signal_frame field, add a new args_size field and version field.
17091 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
17092 _Unwind_IsExtendedContext): New inline functions.
17093 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
17094 Assume by_value array is only present if _Unwind_IsExtendedContext.
17095 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
17096 _Unwind_IsSignalFrame.
17097 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
17098 (uw_update_context_1): Use _Unwind_SetSignalFrame.
17099 (uw_init_context_1): Initialize context->flags to
17100 EXTENDED_CONTEXT_BIT.
17101 * config/rs6000/linux-unwind.h (frob_update_context): Use
17102 _Unwind_SetSignalFrame.
17104 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17106 PR middle-end/30353
17107 * gimplify.c (gimplify_modify_expr_complex_part): Move below
17108 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
17111 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
17113 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
17114 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
17115 RET, AT_SP): Remove.
17116 * config/i386/i386.md (*sse_prologue_save_insn): Use return
17119 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17120 * cfgbuild.c (find_basic_blocks): Likewise.
17121 * cfgrtl.c (rtl_create_basic_block): Likewise.
17122 * function.c (temp_slots_at_level): Likewise.
17123 * reg-stack.c (stack_regs_mentioned): Likewise.
17124 * regclass.c (allocate_reg_info): Likewise.
17125 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17126 set_bb_for_stmt, move_block_to_fn): Likewise.
17127 * tree-complex.c (tree_lower_complex): Likewise.
17128 * vec.h (VEC_safe_grow_cleared): New.
17130 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
17132 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
17134 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
17135 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
17137 * cfgloopmanip.c (scale_loop_frequencies): Export.
17138 (loopify): Scale the frequencies by prescribed coefficients.
17139 (set_zero_probability): New function.
17140 (duplicate_loop_to_header_edge): Improve updating of frequencies.
17141 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
17142 and frequencies according to arguments.
17143 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
17145 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
17146 * modulo-sched.c (sms_schedule): Set probabilities for entering
17147 versioned loop correctly.
17148 * tree-vect-transform.c (vect_transform_loop): Ditto.
17149 * cfgloop.h (loopify, loop_version): Declaration changed.
17150 (scale_loop_frequencies): Declared.
17152 2007-01-02 Jan Hubicka <jh@suse.cz>
17154 * cgraph.c: Include tree-flow.h
17155 (cgraph_add_new-function): Handle IPA_SSA mode; execute
17156 early_local_passes.
17157 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
17158 * tree-pass.h (pass_all_early_optimizations): Declare.
17159 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
17160 early_local_passes.
17161 (cgraph_analyze_function): Do early_local_passes.
17162 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17163 Do not add referenced vars.
17164 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
17166 (gate_all_early_local_passes): New gate.
17167 (pass_early_local_passes): Use new gate.
17168 (execute_early_local_optimizations): New functions.
17169 (gate_all_early_optimizations): New gate.
17170 (pass_all_early_optimizations): New pass.
17171 (execute_free_datastructures): Free SSA only when initialized.
17172 (gate_init_datastructures): Init only when optimizing.
17173 (tree_lowering_passes): Do early local passes when called late.
17174 * tree-profile.c (do_tree_profiling): Don't profile functions added
17176 (do_early_tree_profiling, pass_early_tree_profile): Kill.
17177 * tree-cfg.c (update_modified_stmts): Do not update when operands are
17179 * passes.c (init_optimizations_passes): Reorder so we go into SSA
17180 during early_local_passes.
17181 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
17184 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17186 * Makefile.in: Update copyright year.
17188 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17190 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
17191 in $(lang_checks) and check-consistency targets.
17193 2007-01-02 Jan Hubicka <jh@suse.cz>
17195 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17196 Do not add referenced vars.
17197 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
17199 * passes.c (init_optimization_passes): Put mudflap_2 after
17200 free_datastructures.
17202 2007-01-02 Jan Hubicka <jh@suse.cz>
17204 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
17205 Set NOTHROW flag on call statements proved to be nothrow.
17206 Update statement of local calls so new pure/const functions are
17207 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
17209 (tree_rest_of_compilation): Register hooks and initialize bitmap
17210 early. Do not set after_inlining flag.
17212 2007-01-02 Steve Ellcey <sje@cup.hp.com>
17214 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
17215 HOST_BITS_PER_LONGLONG
17217 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17220 * c-typeck.c (store_init_value): Don't emit pedantic overflow
17221 warning for non-static initializers.
17223 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
17225 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
17226 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
17227 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
17228 Always use set_unique_reg_note to add REG_EQUAL notes.
17230 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17233 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17235 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17236 * cfgbuild.c (find_basic_blocks): Likewise.
17237 * cfgrtl.c (rtl_create_basic_block): Likewise.
17238 * function.c (temp_slots_at_level): Likewise.
17239 * reg-stack.c (stack_regs_mentioned): Likewise.
17240 * regclass.c (allocate_reg_info): Likewise.
17241 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17242 set_bb_for_stmt, move_block_to_fn): Likewise.
17243 * tree-complex.c (tree_lower_complex): Likewise.
17244 * vec.h (VEC_safe_grow_cleared): New.
17246 2007-01-02 Ian Lance Taylor <iant@google.com>
17248 * c-common.c (c_common_truthvalue_conversion): When warning about
17249 using an assignment as a truth value, set TREE_NO_WARNING.
17251 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17254 * c.opt (Wold-style-declaration): New.
17255 * doc/invoke.texi (C-only Warning Options): New.
17256 (Wold-style-declaration): Document it.
17257 (Wextra): Enabled by -Wextra.
17258 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17259 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
17260 -Wold-style-declaration.
17262 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17264 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17265 * cfgbuild.c (find_basic_blocks): Likewise.
17266 * cfgrtl.c (rtl_create_basic_block): Likewise.
17267 * function.c (temp_slots_at_level): Likewise.
17268 * reg-stack.c (stack_regs_mentioned): Likewise.
17269 * regclass.c (allocate_reg_info): Likewise.
17270 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17271 set_bb_for_stmt, move_block_to_fn): Likewise.
17272 * tree-complex.c (tree_lower_complex): Likewise.
17273 * vec.h (VEC_safe_grow_cleared): New.
17275 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
17277 * c-common.c (c_common_nodes_and_builtins): Since variants of
17278 void_type_node get built before it is given a name, we need to
17279 give those variants the name, too.
17280 (complete_array_type): We need to work with the canonical main
17281 type of the array, from which we will build the qualified version.
17282 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
17283 * print-tree.c (print_node): Display canonical type information
17285 * stor-layout.c (layout_type): When we don't know the
17286 alignment of a type for which we're building an array, we end up
17287 guessing wrong, so make the type require structural equality.
17288 * tree.c (make_node_stat): When we build a new type, it is its
17289 own canonical type.
17290 (build_type_attribute_qual_variant): When building an attribute
17291 variant, its canonical type is the non-attribute variant. However,
17292 if the attributes are target-dependent and they differ, we need to
17293 use structural equality checks for this type.
17294 (build_qualified_type): A qualified type is not equivalent to its
17295 unqualified variant; set the canonical type appropriately.
17296 (build_distinct_type_copy): When building a distinct type from
17297 another type, the new type is its own canonical type.
17298 (build_variant_type_copy): When building a new type variant, we
17299 assume that it is equivalent to the original type.
17300 (build_pointer_type_for_mode): When building a pointer type, also
17301 build a canonical type pointer.
17302 (build_reference_type_for_mode): When building a reference type,
17303 also build a canonical type reference.
17304 (build_index_type): When we can't hash an index type (e.g.,
17305 because its maximum value is negative), the index type requires
17306 structural equality tests.
17307 (build_array_type): Build the canonical form of an array type.
17308 (build_function_type): Function types require structural equality,
17309 because they contain default arguments, attributes, etc.
17310 (build_method_type_directly): Ditto for method types.
17311 (build_offset_type): Build the canonical offset type.
17312 (build_complex_type): Build the canonical vector type.
17313 (make_vector_type): Build the canonical vector type.
17314 * tree.h (TYPE_CANONICAL): New.
17315 (TYPE_STRUCTURAL_EQUALITY_P): New.
17316 (SET_TYPE_STRUCTURAL_EQUALITY): New.
17317 (struct tree_type): Added "canonical" field.
17318 * params.h (VERIFY_CANONICAL_TYPES): New.
17319 * doc/c-tree.texi (TYPE_CANONICAL): Document.
17320 (TYPE_STRUCTURAL_EQUALITY_P): Document.
17321 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
17322 * doc/invoke.texi (verify-canonical-types): Document --param
17323 parameter for verifying canonical types.
17325 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17327 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
17328 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
17329 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
17330 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
17332 * config/rs6000/e500.h: New.
17333 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
17334 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
17336 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
17337 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
17338 TARGET_E500_DOUBLE): Remove.
17339 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
17340 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
17341 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
17342 * config/rs6000/rs6000.c (rs6000_override_options): Use
17343 CHECK_E500_OPTIONS.
17345 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17347 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
17348 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
17349 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
17350 rs6000_emit_cmove): Don't check TARGET_E500.
17351 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
17352 sordered): Don't check TARGET_E500.
17354 2007-01-01 Eric Christopher <echristo@apple.com>
17356 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
17357 HARD_REGISTER_NUM_P.
17359 2007-01-01 Roger Sayle <roger@eyesopen.com>
17361 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
17362 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
17363 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
17366 2007-01-01 Mike Stump <mrs@apple.com>
17368 * configure.ac: Remove support for building with Apple's gcc-3.1.
17370 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17372 PR middle-end/30311
17373 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
17374 REG is a hard register. Do not modify REG before calling
17376 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
17377 multiple of the size of YMODE for certain lowpart cases.
17379 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17381 PR middle-end/30253
17382 * gimplify (voidify_wrapper_expr): Update for
17383 GIMPLE_MODIFY_STMT.
17385 2007-01-01 Andreas Schwab <schwab@suse.de>
17388 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
17389 save of BR0 in extra_spill_size instead of spill_size.
17390 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
17392 (ia64_expand_epilogue): Restore BR0 from its new location.
17394 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17396 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
17397 Use a temporary variable if the left hand side is not a gimple
17400 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17402 * gimplify.c (gimplify_return_expr): Make the temporary variable
17403 for the return expression, a gimple register variable.
17405 2007-01-01 Jan Hubicka <jh@suse.cz>
17407 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
17410 2007-01-01 Mike Stump <mrs@apple.com>
17412 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
17414 * config/darwin.c (machopic_select_rtx_section): Use
17415 HAVE_GAS_LITERAL16.
17416 (darwin_mergeable_constant_section): Likewise.
17417 * configure: Regenerate.
17418 * config.in: Regenerate.
17420 2007-01-01 Jan Hubicka <jh@suse.cz>
17421 Andrew Pinski <pinskia@gmail.com>
17423 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
17424 before starting IPA passes.